diff options
Diffstat (limited to 'gcc-4.7/gcc/FSFChangeLog.11')
| -rw-r--r-- | gcc-4.7/gcc/FSFChangeLog.11 | 14493 |
1 files changed, 0 insertions, 14493 deletions
diff --git a/gcc-4.7/gcc/FSFChangeLog.11 b/gcc-4.7/gcc/FSFChangeLog.11 deleted file mode 100644 index 8d75a438e..000000000 --- a/gcc-4.7/gcc/FSFChangeLog.11 +++ /dev/null @@ -1,14493 +0,0 @@ -Wed Dec 31 18:40:26 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * stmt.c (expand_asm_operands): Treat ASM with no outputs as volatile. - -Wed Dec 31 08:03:45 1997 Paul Eggert <eggert@twinsun.com> - - * toplev.c (flag_verbose_asm): Default to 0, not 1. - - * i386/bsd386.h (ASM_COMMENT_START): Define to " #". - -Tue Dec 30 17:38:55 1997 Jim Wilson <wilson@cygnus.com> - - * unroll.c (find_splittable_givs): Handle givs with - dest_reg created by loop. - -Tue Dec 30 14:21:33 1997 Ian Lance Taylor <ian@cygnus.com> - - * svr4.h (LINK_SPEC): Never specify -h. - * ptx4.h (LINK_SPEC): Likewise. - * rs6000/sysv4.h (LINK_SPEC): Likewise. - * sparc/sol2.h (LINK_SPEC): Likewise. - -Tue Dec 30 06:15:23 1997 Philippe De Muyter <phdm@macqel.be> - - * libgcc2.c (_eh_compat): Do not include stdlib.h, but provide a - private extern declaration for malloc. - -Mon Dec 29 06:56:41 1997 Laurent Guerby <guerby@gnat.com> - - * Makefile.in (stmp-int-hdrs): Add "touch". - -Sun Dec 28 19:36:05 1997 Stephen L Moshier <moshier@mediaone.net> - - * mips.h (CACHE_FLUSH_FUNC): New, defaults to _flush_cache. - (INITIALIZE_TRAMPOLINE): Use it. - * mips/ultrix.h (CACHE_FLUSH_FUNC): Define as cacheflush. - * mips/news4.h (CACHE_FLUSH_FUNC): Likewise. - -Sun Dec 28 08:19:13 1997 Paul Eggert <eggert@twinsun.com> - - * arm.c: Don't include assert.h. - * i960.c: Likewise. - (i960_arg_size_and_align): Rewrite to avoid assert. - * m88k.c: Don't include assert.h. - (expand_block_move): Rewrite to avoid assert. - * except.c: Don't include assert.h. - (scan_region): Rewrite to avoid assert. - (save_eh_status, restore_eh_status, scan_region): Don't bother - testing whether pointer is null. - * dwarfout.c, dwarf2out.c: Do not include assert.h. - (assert): New macro, since we can't use system assert. - -Sat Dec 27 19:08:17 1997 Stephen L Moshier <moshier@mediaone.net> - - * mips/ultrix.h (DWARF2_UNWIND_INFO): Define as 0. - -Fri Dec 26 05:57:06 1997 Philippe De Muyter <phdm@macqel.be> - - * m68k/mot3300.h (FINALIZE_TRAMPOLINE): Macro defined. - * libgcc2.c (__clear_insn_cache): New sysV68-specific helper function - for trampolines. - -Thu Dec 25 15:22:43 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * rs6000.c (function_arg_padding): All aggregates pad upward. - -Wed Dec 24 18:05:13 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * sparc.c: Add prototypes for static functions. - (check_pic): Check for form of pic_pc_rtx, not it itself. - (pic_setup_code): New function, from finalize_pic. - (finalize_pic): Call pic_setup_code and insert after nonlocal_receiver. - * sparc.md (nonlocal_goto_receiver): New pattern. - -Tue Dec 23 05:54:38 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * expr.c (expand_builtin_setjmp): Call builtin_setjmp_receiver. - * mips.md (builtin_setjmp_receiver): New pattern. - - * crtstuff.c (__do_global_ctors_aux): Add missing call to - FORCE_INIT_SECTION_ALIGN and go back to text section. - * i386/sol2.h (FORCE_INIT_SECTION_ALIGN): Remove loop. - - * expr.c (do_store_flag): For shift, get bit count using tree_pow2. - -Tue Dec 23 05:21:18 1997 Paul Eggert <eggert@twinsun.com> - - * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT too. - -Mon Dec 22 19:30:59 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> - - * sdbout.c (plain_type_1): Add missing checks for named types "char" - and "int" and check for int by size first. - -Mon Dec 22 19:13:58 1997 Manfred Hollstein <manfred@s-direktnet.de> - - * m68k/xm-mot3300.h (ADD_MISSING_{POSIX,XOPEN}): Define. - * m88k/xm-sysv3.h: Likewise. - - * configure.in (getrlimit, setrlimit): Call AC_CHECK_FUNCS. - * cccp.c (main): Check HAVE_{G,S}ETRLIMIT in addition to RLIMIT_STACK. - * toplev.c (main): Likewise. - - * fixincludes (target_canonical): New variable. - (size_t): Add support for Motorola's stdlib.h which fails to provide - a definition for size_t. - (str{len,spn,cspn} return value): Handle different layout on sysV88. - (fabs/hypot): Provide a fake for hypot which is broken on - m88k-motorola-sysv3; emit a prototype for fabs on m88k-motorola-sysv3. - - * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in definition. - (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'. - -Mon Dec 22 19:05:49 1997 Richard Henderson <rth@cygnus.com> - - * sparc.md (jump): Don't use the annul bit around an empty loop. - -Mon Dec 22 18:52:56 1997 Robert Lipe <robertl@dgii.com> - - * i386/x-sco5 (CLIB) Deleted. - (ALLOCA) Added. - * i386/xm-sco5.h (USE_C_ALLOCA) Added. - -Mon Dec 22 18:42:16 1997 Philippe De Muyter <phdm@macqel.be> - - * m68k/mot3300Mcrt0.S (mcount): Function removed. - (__stop_monitor): New function. - * m68k/mot3300-crt0.S (__stop_monitor): New (empty) function. - (mcount, mcount%, monitor): Common symbols removed. - * m68k/mot3300.h (FUNCTION_PROFILER): USE_GAS and !USE_GAS versions - fixed and merged. - (EXIT_BODY): Always call __stop_monitor without tricky tests. - -Mon Dec 22 18:35:05 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * objc/Make-lang.in (runtime-info.h, libobjc_entry.o): Create in - build directory. - (libobjc.a): Update dependency list. - (libobjc.dll): Likewise. Use libobjc_entry.o from build directory. - (objc/sendmsg.o): Add -Iobjc to find runtime-info.h. - (objc.mostlyclean): Remove runtime-info.h. - -Mon Dec 22 18:27:47 1997 Paul Eggert <eggert@twinsun.com> - - * libgcc2.c (_eh_compat): New section. - * Makefile.in (LIB2FUNCS): Add _eh_compat. - -Mon Dec 22 17:52:37 1997 Marcus G. Daniels <mgd@wijiji.santafe.edu> - - * objc/init.c (_objc_load_callback): Don't initialize. - -Sun Dec 21 15:06:00 1997 Paul Eggert <eggert@twinsun.com> - - * mips/xm-iris5.h (HAVE_INTTYPES_H): Force undefined. - -Sun Dec 21 14:51:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * dwarf2out.c (add_bound_info, case COMPONENT_REF): New case. - -Sun Dec 14 06:49:05 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * expr.c (expand_expr, case PLACEHOLDER_EXPR): Use placeholder_list - expression in preference to any other if correct type. - - * i386.h (INITIAL_ELIMINATION_OFFSET): Correctly test for PIC - register used. - -Sat Dec 13 06:11:32 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * frame.h (__register_frame_info_table): Fix typo in declaration. - -Fri Dec 12 07:55:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * function.c (purge_addressof_1): For (mem (address (mem ...)), - when collapsing, preserve mode of outer MEM. - - * frame.c (__register_frame_info): Renamed from __register_frame. - (__register_frame_info_table, __deregister_frame_info): Similarly. - * frame.h (__{,de}register_frame_info): Likewise. - (__register_frame_info_table): New declaration. - * crtstuff.c (__do_global_dtors{,_aux}): Rename __deregister_frame. - (frame_dummy, __do_global_ctors): Likewise for __register_frame. - * collect2.c (write_c_file_{stat,glob}): Rename __register_frame - to __register_frame_info and similarly for __deregister_frame and - __register_frame_table. - - * sched.c (remove_dependencies): Set RTX_INTEGRATED_P on dependency - we delete. Properly update prev for multiple consecutive deletions. - (priority): Skip deleted dependence. - - * integrate.c (initialize_for_inline): In DECL_RTL of a PARM_DECL, - look inside a (mem (addressof (mem ...))). - -Fri Dec 12 05:49:58 1997 Paul Eggert <eggert@twinsun.com> - - * collect2.c (write_c_file_glob): - Allocate initial frame object in static storage and pass its address. - -Thu Dec 11 18:01:31 1997 Philippe De Muyter <phdm@macqel.be> - - * acconfig.h (NEED_DECLARATION_GETENV): Define slot added. - -Thu Dec 11 17:54:23 1997 Paul Eggert <eggert@twinsun.com> - - * crtstuff.c (__do_global_ctors): Fix typo in last change. - -Wed Dec 10 18:38:28 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * libgcc2.c (__bb_exit_func): Fix test of return value of fopen. - -Wed Dec 10 07:07:37 1997 Bernd Schmidt <crux@starsky.Informatik.RWTH-Aachen.DE> - * combine.c (simplify_rtx, case ABS): Don't get confused by a - VOIDmode operand. - -Tue Dec 9 17:44:14 1997 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.h (FUNCTION_ARG_PADDING): Define. - * rs6000.c (function_arg_padding): New function. - -Tue Dec 9 08:53:56 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc. - -Mon Dec 8 19:23:58 1997 Pat Rankin <rankin@eql.caltech.edu> - - * toplev.c (get_run_time): [#if VMS] Cast arg in times call. - - * vax/xm-vms.h (HAVE_UNISTD_H): Define for DEC C. - * make-cccp.com [CC]: Add /Prefix=All for DEC C. - -Mon Dec 8 08:09:17 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * stmt.c (expand_decl_cleanup_no_eh): Properly return a value. - - * fold-const.c (fold_convert): Don't flag overflow when converting - pointer to integer. - -Sun Dec 7 09:42:05 1997 Pat Rankin <rankin@eql.caltech.edu> - - * make-gcc.com (@make-l2): Pass along any command line arguments. - * make-l2.com: Add latent support to compile cp/inc/* if `cc1plus' - is specified [currently disabled]. - * make-cc1.com: When building with GNU C, use -O2. - * make-cccp.com: Likewise. - -Sun Dec 7 06:56:48 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * crtstuff.c (__do_global_ctors): Add missing arg to __register_frame. - - * collect2.c (write_c_file_stat): Fix error in last change; - use __SIZE_TYPE__, not size_t. - -Sun Dec 7 05:50:43 1997 Paul Eggert <eggert@twinsun.com> - - * cccp.c (strings.h): Fix misspelling of `include' introduced - in last change to this file. - -Sat Dec 6 18:54:11 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * alpha/vms.h (CPP_PREDEFINES): Remove redundant setting - of GCC version and unneeded setting of __VMS_VER. - -Fri Dec 5 07:24:36 1997 Richard Stallman <rms@gnu.org> - - * sparc/linux64.h (TARGET_VERSION): Write "GNU/Linux". - * sparc/linux.h, sparc/linux-aout.h, rs6000/linux.h: Likewise. - * m68k/linux.h, arm/linux.h, alpha/{linux,elf}.h: Likewise. - * listing: Change linux to gnu-linux. - -Fri Dec 5 06:23:22 1997 Paul Eggert <eggert@twinsun.com> - - Alter C startup code so that it doesn't invoke malloc on Solaris. - * frame.h (struct object): Decl moved here from frame.c. - * frame.c (struct object): Move decl to frame.h. - ("frame.h"): Include after <stddef.h>, so that size_t is defined. - (__register_frame, __register_frame_table, __deregister_frame): - It's now the caller's responsibility to allocate storage for object. - * crtstuff.c (frame_dummy), collect2.c (write_c_file_stat): - Allocate initial frame object in static storage and pass its address. - * crtstuff.c (<stddef.h>, "frame.h"): Include. - * Makefile.in ($(T)crtbegin.o, $(T)crtend.o, stamp-crtS): - Depend on defaults.h and frame.h. - - * Makefile.in (RTL_H, TREE_H): Add gansidecl.h. - (DEMANGLE_H): New macro. All dependencies on demangle.h - changed to $(DEMANGLE_H). - (RECOG_H): Likewise. - (libgcc2.a, stmp-multilib): Add dependencies on frame.h, gansidecl.h. - (collect.o): Add dependency on gansidecl.h. - (gcc.o, choose-temp.o, pexecute.o, prefix.o): Likewise. - (obstack.o, choose-temp.o, pexecute.o): Add dependency on $(CONFIG_H). - -Fri Dec 5 06:20:06 1997 Dean Deaver <deaver@amt.tay1.dec.com> - - * arm.md (casesi_internal): Add USE of label. - -Fri Dec 5 05:59:44 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * configure.in (sys/times.h): Check for this instead of times.h. - * cpplib.c, toplev.c: Properly test for and include sys/times.h. - -Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (final_prescan_insn): Use local label prefix when emitting - .uses pseudo-ops. - -Thu Dec 4 07:00:48 1997 Richard Earnshaw <rearnsha@arm.com> - - * arm.c (arm_finalize_pic): Use an offset of 4 when adjusting the - GOT address. - -Thu Dec 4 06:58:32 1997 Dean Deaver <deaver@amt.tay1.dec.com> - - * genoutput.c (scan_operands): Treat format of "u" like "e". - -Thu Dec 4 06:28:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * msdos/top.sed, winnt/config-nt.sed: Change version to 2.8.0. - - * stmt.c (pushcase_range): Clean up handling of "infinite" values. - -Wed Dec 3 09:03:35 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE> - - * i386.c (notice_update_cc): Remove bogus Pentium GCC code. - -Wed Dec 3 08:46:32 1997 Paul Eggert <eggert@twinsun.com> - - * arm.h (CPP_ARCH_DEFAULT_SPEC): Fix misspelling: `TARGET_CPU_DEFUALT'. - (TARGET_SWITCHES): Fix misspelling: `no-apcs-rentrant'. - * pa.c (override_options): Fix misspelling: `compatable'. - * enquire.c (main): Fix misspelling in diagnostic: `mallocatable'. - * gcov.c (function_summary): Fix misspelling in diagnostic: `funcion'. - * objc/thr-decosf1.c (__objc_thread_id): Fix misspelling in code: - `pthread_getuniqe_np'. - - * tahoe.c (extensible_operand): Renamed from extendable_operand. - All callers changed. - * dwarf2.h (enum dwarf_discrim_list): Renamed from dwarf_descrim_list. - * dwarf2out.c: Fix misspellings in forward static function - declarations: `add_AT_setion_offset', `add_sibling_atttributes'. - * dwarfout.c: Fix misspellings in forward static function - declarations: `langauge_attribute', `geneate_new_sfname_entry'. - * stmt.c, tree.h (start_cleanup_deferral): - Renamed from start_cleanup_deferal. - (end_cleanup_deferral): Renamed from end_cleanup_deferal. - * toplev.c (rest_of_compilation): Rename local var from - inlineable to inlinable. - -Wed Dec 3 06:17:03 1997 Jason Merrill <jason@yorick.cygnus.com> - - * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start. - -Wed Dec 3 06:06:38 1997 Jim Wilson <wilson@cygnus.com> - - * dwarf2out.c (gen_type_die, case POINTER_TYPE): See TREE_ASM_WRITTEN - before the recursive call. - -Wed Dec 3 05:57:29 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * configure.in (AC_HEADER_{STDC,TIME}): Add calls. - (AC_CHECK_HEADERS): Add fcntl.h times.h, sys/times.h, - sys/resource.h, and sys/param.h. - (getenv): Check if need declaration. - * cccp.c: Remove obsolete ways of including headers and use autoconf - symbols instead. - Include gansidecl.h; remove things defined there. - See if getenv needs to be declared. - * cpplib.c: Likewise. - * cexp.y: Use autoconf symbols to select what include files are needed. - * genattrtab.c, toplev.c: Likewise. - -Tue Dec 2 21:44:25 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * reload1.c (reload): Make copy of MEM before setting - req_equiv_mem if the address is a PLUS. - -Tue Dec 2 07:03:47 1997 Pat Rankin <rankin@eql.caltech.edu> - - * vax/xm-vms.h (STDC_HEADERS, HAVE_STDLIB, HAVE_STRING): Define. - (mesg_implicit_function_declaration): New macro. - - * make-l2.com: Compile libgcc2.c with `-fexceptions' specified. - -Mon Dec 1 17:44:59 1997 Jeffrey A Law (law@cygnus.com) - - * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to - output ASCII by default; only use ASM_OUTPUT_DWARF_STRING if - flag_debug_asm is on. - (output_die, output_pubnames, output_line_info): Likewise. - -Mon Dec 1 17:15:30 1997 Philip Blundell <pb@nexus.co.uk> - - * arm/linux.h (SUBTARGET_CPU_DEFAULT): Define instead - of TARGET_CPU_DEFAULT. - -Mon Dec 1 16:51:23 1997 J.J. van der Heijden <J.J.vanderHeijden@student.utwente.nl> - - * i386/mingw32.h (MATH_LIBRARY): Set to "-lcrtdll". - -Mon Dec 1 16:46:57 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * c-aux-info.c: Add prototypes for static functions. - * c-lex.c, emit-rtl.c, rtl.c, xcoffout.c: Likewise. - - * i386.h (TARGET_SWITCHES): Add entries for "windows" and "dll". - -Mon Dec 1 16:42:20 1997 Jim Wilson <wilson@cygnus.com> - - * mips.md (fix_trunc{dfsi,sfsi,dfsi}2): Add '*' in operand 3. - -Sun Nov 30 20:25:59 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * expr.c (get_inner_reference): For ARRAY_REF, if need - WITH_RECORD_EXPR, make it with the ARRAY_REF as exp. - - * expr.c (store_constructor): Use TARGET, not EXP, for - WITH_RECORD_EXPR when offset has a placeholder. - -Sun Nov 30 11:19:00 1997 J.J. van der Heijden <J.J.vanderHeijden@student.utwente.nl> - - * objc/Make-lang.in (libobjc.dll): Rename -dll flag to -mdll. - -Sun Nov 30 08:42:29 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> - - * stmt.c (expand_end_bindings): Cleanups and incoming gotos are - not incompatible. - -Sun Nov 30 05:45:06 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> - - * jump.c (jump_optimize): Use find_insert_position in two more places. - -Sat Nov 29 13:47:40 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * alpha/vms.h (HAVE_STRERROR, HAVE_{LIMITS,STDDEF,TIME}_H): Define. - -Sat Nov 29 08:29:47 1997 J.J.van der Heijden <J.J.vanderHeijden@student.utwente.nl> - - * configure.in: Add check for kill. - * gcc.c: Define kill as raise if not HAVE_KILL. - -Sat Nov 29 06:18:08 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> - - * jump.c (find_insert_position): New function. - (jump_optimize): Use it when making new copy of insn after test. - -Sat Nov 29 05:54:57 1997 Douglas Rupp <rupp@gnat.com> - - * alpha/vms.h (BIGGEST_ALIGNMENT, ENCODE_SECTION_INFO): No longer - override. - -Sat Nov 29 05:43:37 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * getpwd.c (getpwd, [VMS]): Only add extra arg if VMS. - - * alpha/xm-vms.h (HAVE_VPRINTF, HAVE_PUTENV): Define. - - * cccp.c (index, rindex): Add conditional defs to strchr and strrchr.s - * cpplib.c: Likewise. - * gcov.c: Include gansidecl.h. - -Fri Nov 28 21:17:51 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * objc/objc-act.c: Include "output.h". - - * objc/Make-lang.in (objc-parse.o, objc-act.o): Also depend on - $(srcdir)/output.h. - - * objc/Object.m (+conformsTo:): Surround assignment with parentheses. - - * objc/archive.c, objc/class.c, objc/encoding.c: Finish prototyping. - * objc/init.c, objc/objc-act.c, objc/objc-api.h: Likewise. - * objc/runtime.h, objc/sendmsg.c: Likewise. - -Fri Nov 28 19:15:53 1997 Mark Kettenis <kettenis@phys.uva.nl> - - * objc/thr-posix.c (__objc_mutex_allocate): Allocate - mutex type instead of assuming it fits in a void * type. - (__objc_mutex_deallocate): Free mutex type. - (__objc_mutex_lock): Pass mutex type instead of pointer to it. - (__objc_mutex_{try,un}lock): Likewise. - (__objc_condition_allocate): Allocate condition type instead - of assuming it fits in a void * type. - (__objc_condition_deallocate): Free condition type. - (__objc_condition_wait): Pass condition type instead of pointer to it. - (__objc_condition_{broadcast,signal}): Likewise. - -Fri Nov 28 17:07:25 1997 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.c (function_arg_partial_nregs): Undo 11/26 change. - -Fri Nov 28 12:34:03 1997 Scott Christley <scottc@net-community.com> - - * objc/Make-lang.in (runtime-info.h): Add comment in file. - - * objc/selector.c: Replace all occurrences of sarray_get - with sarray_get_safe. - * objc/sendmsg.c: Likewise. - - * protoize.c (include_defaults): Add component element as in cccp.c. - * nextstep.h (INCLUDE_DEFAULTS): Add component element. - (ASM_COMMENT_START): Correct assembly comment string. - * objc/Make-lang.in (objc/{NXConstStr,Object,Protocol,linking): - Compile with GNU runtime. - -Fri Nov 28 12:27:50 1997 Ovidiu Predescu <ovidiu@net-community.com> - - Generate platform information required by ObjC runtime. - * toplev.c (lang_options): New ObjC specific compiler flag. - * objc/Make-lang.in: Add target to generate runtime-info.h file. - * objc/objc-act.c (print_struct_values): New variable. - (generate_struct_by_value_array): New function. - (lang_init): Call generate_struct_by_value_array if requested. - (lang_decode_option): Check for new compiler flag.s - * objc/sendmsg.c (__objc_get_forward_imp): Check size of type - for determining proper forwarding function. - -Fri Nov 28 05:58:30 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * regclass.c (record_address_regs): Use REG_OK_FOR_{INDEX,BASE}, - not the REGNO versions. - -Thu Nov 27 16:28:04 1997 Scott Snyder <snyder@d0sgif.fnal.gov> - - * dwarf2out.c (outout_call_frame_info): Ensure info has proper - alignment. - - * libgcc2.c (__throw): Initialize HANDLER. - -Thu Nov 27 16:23:25 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * tree.h, rtl.h: See if need declarations for free. - * tree.c, bc-optab.c: Get the declaration of free from stdlib.h. - -Thu Nov 27 07:21:54 1997 Jason Merrill <jason@yorick.cygnus.com> - - * except.h: Add outer_context_label_stack. - * except.c: Likewise. - (expand_start_all_catch): Push the outer_context for the try block - onto outer_context_label_stack. - (expand_end_all_catch): Use it and pop it. - - * except.c (expand_start_all_catch): One more do_pending_stack_adjust. - - * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR. - -Thu Nov 27 07:15:10 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs. - (print_operand{,_address}): Use SMALL_DATA_REG for register involved in - small data relocations. - - * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if - -dynamic linker is not used. - - * rs6000.md (call insns): For local calls, use @local suffix under - System V; don't use @plt under Solaris. - -Wed Nov 26 15:12:32 1997 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions. - - * toplev.c (flag_exceptions): Default value is 2. - (compile_file): If flag_exceptions still has the value 2, then - set it to 0. - -Wed Nov 26 14:58:42 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000.c (output_function_profiler): Put label address in r0, and - store LR in 4(sp) for System V/eabi. - - * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16 - byte boundary, and maintain stack backchain. - - (Originally from Geoffrey Keating) - * rs6000.c (function_arg): Excess floating point arguments don't - go into GPR registers after exhausting FP registers under the - System V.4 ABI. - (function_arg_partial_nregs): Likewise. - - * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt - suffix to calls. - -Wed Nov 26 14:09:01 1997 Jason Merrill <jason@yorick.cygnus.com> - - * dwarfout.c (output_type): If finalizing, write out nested types - of types we've already written. - - * toplev.c (main): Complain about -gdwarfn. - -Wed Nov 26 12:37:56 1997 J.J. van der Heijden <J.J.vanderHeijden@student.utwente.nl> - - * mingw32.h (PATH_SEPARATOR): Moved to xm-mingw32.h - * xm-mingw32.h (PATH_SEPARATOR): Moved here from mingw32.h. - - * getpwd.c (getpwd): Use VMS implementation of _WIN32 unless cygwin32. - -Wed Nov 26 12:26:44 1997 John Hassey <hassey@dg-rtp.dg.com> - - * m88k/dgux.h (ASM_CPU_SPEC) : No whitespace allowed. - - * m88k.h (SUPPORTS_ONE_ONLY) : Must be svr4. - - * i386/dgux.h (ASM_OUTPUT_ALIGN): Deleted. - - * i386/dgux.c (output_file_start) : Changed ix86_isa_string - to ix86_arch_string. - - * cplus-dem.c (fancy_abort): Added. - -Wed Nov 26 06:07:50 1997 Richard Earnshaw <rearnsha@arm.com> - - * arm/coff.h (TARGET_DEFAULT): Add ARM_FLAG_APCS_32 to defaults. - - * configure.in (arm*-*-*): Recognize --with-cpu for ARM processors. - -Wed Nov 26 05:05:36 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * libgcc2.c (inhibit_libc): Define #ifdef CROSS_COMPILE. - - * mips/xm-iris6.h (malloc, realloc, calloc): No longer declare. - (USG): Define here. - (xm-iris5.h): No longer include; just include xm-mips.h. - - * mips-tfile.c (parse_def): Properly recognize bitfield and - count array dimensions. - - * protoize.c: Remove declarations of void, exit, and free. - - * i386/mingw32.h (LINK_SPEC, STARTFILE_SPEC): Change -dll to -mdll. - - * configure.in: Check for sys/file.h. - * gcc.c (sys/file.h): Include if HAVE_SYS_FILE_H. - - * configure.in: Only give error on bad --with-cpu value for target. - -Sat Nov 22 19:21:55 1997 Philippe De Muyter <phdm@macqel.be> - - * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros. - (ASM_OUTPUT_DWARF_VALUE4): New macro. - (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is - defined. - (output_call_frame_info): Don't output forward label differences - if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined. - Substitute instead simple label and define this label later to be - difference of desired labels after they have been defined. - * m68k/mot3300.h (SET_ASM_OP): Define when not using gas. - - * gcc.c (process_command): Don't take address of function fatal when - calling lang_specific_driver. - -Sat Nov 22 17:08:03 1997 J. Kean Johnston <jkj@sco.com> - - * i386/sco5.h (SELECT_RTX_SECTION): Redefine to work with -fpic. - (LIBGCC_SPEC, LIB_SPEC): Link with correct libgcc.a. - (HAVE_ATEXIT): Define. - -Sat Nov 22 12:20:22 1997 Richard Earnshaw <rearnsha@arm.com> - - * arm.md (movsfcc{,_hard}_insn): Specify mode for all alternatives. - -Sat Nov 22 06:56:16 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * function.c (instantiate_decl): Only ignore ADDRESSOF if arg is REG. - - * configure.in: Check for functions before checking which need decls. - (bcopy, bzero, bcmp, index, rindex): Add checks. - (vax-*-sysv*): Fix typo in setting of xm_file. - * aclocal.m4: Add conditional definitions of index and rindex. - * gansidecl.h (bcopy, bzero, bcmp, index, rindex): If don't - have one of these, define macro to use ANSI form. - * pa/xm-pahpux.h (bcopy, bzero, bcmp, rindex, index): No longer define. - * mips/xm-sysv.h, xm-m88k.h, m68k/xm-plexus.h: Likewise. - * m68k/xm-mot3300.h, m68k/xm-m68kv.h, m68k/xm-hp320.h: Likewise. - * winnt/xm-winnt.h, vax/xm-vms.h, m68k/xm-3b1.h: Likewise. - * i386/xm-os2.h, i386/xm-mingw32.h, alpha/xm-vms.h: Likewise. - * xm-svr4.h, xm-svr3.h: Likewise. - * clipper/xm-clix.h: Likewise. - (TARGET_MEM_FUNCTIONS): Define here. - * xm-linux.h (bcmp, bcopy, bzero, index, rindex): No longer undefine. - * xm-convex.h (bcopy, bzero): No longer define. - * vax/xm-vaxv.h, sparc/xm-pbd.h, mips/xm-iris{3,4,5}.h: Likewise. - * m68k/xm-crds.h, m68k/xm-altos3068.h, i386/xm-sun.h: Likewise. - * i386/xm-osf.h, i386/xm-aix.h, xm-i370.h, ns32k/xm-genix.h: Likewise. - -Sat Nov 22 06:46:26 1997 Paul Eggert <eggert@twinsun.com> - - * c-typeck.c, collect2.c, cpplib.c, dwarfout.c, gcov.c, protoize.c: - Don't include <strings.h> unless there's no <string.h>. - -Fri Nov 21 06:46:50 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * configure.in (i[3456]86-*-freebsd{,elf}*): Delete i386/xm-freebsd.h. - * xm-freebsd.h, i386/xm-freebsd.h: Deleted. - - * i386/xm-cygwin32.h (HAVE_RUSAGE, HAVE_FILE_H): Deleted. - * i386/xm-mingw32.h, rs6000/xm-cygwin32.h: Likewise. - - * xm-std32.h: New file, so far unused. - -Fri Nov 21 05:50:54 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * m68k.c (legitimize_pic_address): Make sure pic register marked used. - - * dwarf2out.c (output_call_frame_info): Call app_enable and - app_disable if flag_debug_asm, not if flag_verbose_asm. - -Thu Nov 20 16:37:36 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * expr.c (expand_builtin_apply): Fix typo in last change. - - * expr.c (expand_assignment): If assigning to readonly field, - mark rtx as unchanging. - - * configure.in: Add checks for functions putenv, popen, and vprintf. - (i[3456]86-*-netbsd*): No longer need i386/xm-netbsd.h. - (i860-alliant-*): No longer need i860/xm-fx2800.h. - (m68k-ncr-sysv*): Use xm-svr3.h instead of m68k/xm-tower.h. - (m68k-sun-sunos*): No longer need m68k/xm-sun3.h. - (m68k-*-netbsd*): No longer need m68k/xm-netbsd.h. - (mips-dec-netbsd*): No longer need mips/xm-netbsd.h. - (ns32k-pc532-netbsd*): No longer need ns32k/xm-netbsd.h. - (sparc-*-netbsd*): No longer need sparc/xm-netbsd.h. - (vax-*-netbsd*): No longer need config/xm-netbsd.h. - * arm/xm-netbsd.h: No longer include xm-netbsd.h. - * xm-linux.h (HAVE_VPRINTF, HAVE_POPEN, HAVE_PUTENV): Deleted. - * xm-mips.h (HAVE_VPRINTF, HAVE_PUTENV): Deleted. - * i386/xm-osf.h, xm-arm.h, xm-alpha.h: Likewise. - * xm-sparc.h (HAVE_POPEN): Deleted. - * xm-sh.h (HAVE_VPRINTF): Deleted. - * mips/xm-iris4.h, mips/xm-iris5.h, xm-m88k.h: Likewise. - * m68k/xm-crds.h, m68k/xm-atari.h, m68k/xm-amix.h: Likewise. - * xm-svr3.h, xm-svr4.h, i386/xm-mingw32.h: Likewise. - * i386/xm-os2.h (HAVE_PUTENV): Deleted. - * i386/xm-dos.h, i386/xm-aix.h: Likewise. - * arm/xm-netbsd.h (HAVE_VPRINTF, HAVE_STRERROR): No longer - need undefine. - * xm-netbsd.h, i386/xm-netbsd.h, m68k/xm-netbsd.h: Deleted. - * mips/xm-netbsd.h, ns32k/xm-netbsd.h, sparc/xm-netbsd.h: Likewise. - * i860/xm-fx2800.h, m68k/xm-sun3.h, m68k/xm-tower.h: Likewise. - -Thu Nov 20 16:04:24 1997 Richard Earnshaw <rearnsha@arm.com> - - * explow.c (plus_constant_wide, case MEM): If about to call - force_const_mem, generate the rtl in a saveable obstack. - - * arm.md (movhi): Pass the full MEM to storeinthi, storehi and - storehi_bigend. - (storeinthi, storehi, storehi_bigend): Be more conservative about - when not to force a PLUS or MINUS into a REG. Use change_address - to create new MEMs. - -Wed Nov 19 15:16:04 1997 Ulrich Drepper <drepper@cygnus.com> - - * c-common.c (print_char_table): Add a and A to float formats. - (scan_char_table): Likewise. - (check_format_info): Recognize `a' as allocate flag only if used - in correct context. - -Wed Nov 19 12:56:54 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * configure.in: Fix check for <inttypes.h>. - -Tue Nov 18 19:27:01 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.md (attribute "type"): Add nil. - (movsi_ie): y/y alternative is type nil. - (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X. - (movsf_ie+1): Delete. - -Tue Nov 18 18:38:41 1997 Paul Eggert <eggert@twinsun.com> - - * cccp.c (warn_undef): Now static. - (eval_if_expression): Don't warn about undefined preprocessor symbols - in system headers. - * cexp.y (parse_c_expression): - Now takes new arg specifying whether to warn - about undefined preprocessor symbols. - (warn_undef): Now local and static; independent of warn_undef in cccp.c - (yylex): `register' -> `register int', needed for C9X. - - The following changes are only if TEST_EXP_READER is defined: - (expression_signedp): New var. - (start): Set expression_signedp to signedness of expression. - (print_unsigned_host_wide_int): New function. - (main): Use it to print value of expression, instead of hoping that - `long' is long enough. Print "u" after unsigned values. - -Tue Nov 18 18:33:30 1997 Jim Wilson <wilson@cygnus.com> - - * mips.c (save_restore_insns): If gp_offset or fp_offset are - large_int, emit two insns instead of one splitable insn. - * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset - from cfa_temp_value, use cfa_offset. Add assert checking that - cfa_reg is SP. - -Tue Nov 18 09:11:58 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * fold-const.c (div_and_round_double): Return overflow for - divide-by-zero instead of aborting. - - * tree.c (substitute_in_expr, case TREE_LIST): Fix two typos. - -Tue Nov 18 05:03:52 1997 Jeffrey A Law <law@cygnus.com> - - * arm.c (output_move_double): Allocate 3 entries in otherops array. - -Tue Nov 18 02:41:01 1997 Paul Eggert <eggert@twinsun.com> - - * cccp.c (quote_string_for_make): New function. - (deps_output): Use it to fix bug with file name quoting in -M output. - -Mon Nov 17 13:28:33 1997 Philip Blundell <Philip.Blundell@pobox.com> - - * arm/lib1funcs.asm (__div0): Provide GNU/Linux implementation. - * arm/t-linux (LIB1ASMFUNCS): Use it. - -Mon Nov 17 09:13:59 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * function.c (purge_addressof_1): Make copy when substituting argument - of ADDRESSOF. - (fixup_var_refs_1): Likewise. - - * m68k.c: Include tree.h. - -Mon Nov 17 09:01:05 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * getpwd.c (getpwd, [VMS]): Add extra arg of 0 to getcwd call. - - * alpha/vms.h ({OPTIMIZATION,OVERRIDE}_OPTIONS): Delete, for now. - * alpha/xm-vms.h (DIR_SEPARATOR, PATH_SEPARATOR): Delete. - -Mon Nov 17 08:52:45 1997 Richard Earnshaw <rearnsha@arm.com> - - * function.c (fixup_stack_1): Also fix-up refs via ARG_POINTER_REGNUM. - - * configure.in (arm-*-netbsd*): Doesn't need collect2. - -Mon Nov 17 08:50:01 1997 Stephen L Moshier <moshier@world.std.com> - - * i386/isc.h (DWARF2_UNWIND_INFO): Define as 0. - -Mon Nov 17 08:42:28 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> - - * flow.c (propagate_block): Look for pre-inc/dec within PARALLEL. - -Mon Nov 17 03:14:46 1997 Paul Eggert <eggert@twinsun.com> - - * cpplib.c (file_size_and_mode): Remove. - (finclude): Don't assume long and off_t are same size or that - mode_t fits in int. - * cccp.c: (main, finclude, check_precompiled): Don't assume size_t - and off_t are same size. - * gcov.c (read_files): Don't assume off_t and unsigned are same size. - -Sun Nov 16 18:56:40 1997 Scott Christley <scottc@net-community.com> - - * objc/objc-act.c (objc_demangle): New function. - (objc_printable_name): New function. - (init_objc): Change default function. - - * expr.c (expand_builtin_apply): Prefer nonlocal over block. - -Sun Nov 16 18:10:13 1997 Fila Kolodny <fila@ibi.com> - - * i370.c (i370_function_prolog): New function from i370.h. - * i370.h (FUNCTION_PROLOG): Just call i370_function_prolog. - -Sun Nov 16 08:40:35 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> - - * calls.c (expand_call, store_one_arg): Don't pass QImode arguments - to emit_library_call. - * expr.c (emit_push_insn, expand_assignment, store_expr): Likewise. - (expand_expr, expand_builtin): Likewise. - * function.c (put_var_into_stack, assign_parms): Likewise. - * alpha.c (alpha_builtin_saveregs): Likewise. - * clipper.c (clipper_builtin_saveregs): Likewise. - * m88k.c (m88k_builtin_saveregs): Likewise. - * pa.c (hppa_builtin_saveregs): Likewise. - * sparc.c (sparc_builtin_saveregs): Likewise. - -Sun Nov 16 07:39:08 1997 Paul Eggert <eggert@twinsun.com> - - * real.h (REAL_VALUES_IDENTICAL): New macro. - * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros. - * fold-const.c (operand_equal_p): Don't consider -0.0 identical to 0.0. - * tree.c (simple_cst_equal): Likewise. - * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL macro. - -Sun Nov 16 07:29:12 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * acconfig.h (NEED_DECLARATION_{,R}INDEX): New cases. - * configure.in: See if need declarations for index and rindex. - * c-typeck.c, collect2.c, cpplib.c, dwarfout.c, gcov.c, protoize.c: - Include stdlib.h, string.h, and strings.h, if they exist. - Only declare index and rindex if needed. - * collect2.c: Only declare free if needed. - - * regclass.c (record_address_regs): Refine choice of index and base - when have sum of two regs, one of which is a hard reg. - -Sun Nov 16 07:07:45 1997 Robert Lipe (robertl@dgii.com) - - * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define as in sysv4 and linux - (HAVE_ATEXIT): No longer define. This confused ELF destructors. - (DBX_DEBUGGING_INFO): Define. - -Sat Nov 15 09:55:11 1997 Richard Earnshaw (rearnsha@arm.com) - - * arm.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept MINUS (until reload - knows what to do with it). - -Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to - pick apart floating point values, instead of using CONST_DOUBLE_LOW - and CONST_DOUBLE_HIGH. - - * rs6000.md (define_splits for DF constants): Use the appropriate - REAL_VALUE_* interface to pick apart DF floating point constants in - a machine independent fashion. - -Thu Nov 13 07:30:53 1997 Richard Earnshaw (rearnsha@arm.com) - - * arm/netbsd.h (LINK_SPEC): Redefine -- pass -X. - - * arm.md (movsicc_insn): Add extra reload alternatives for better - register tying. - (movsfcc_hard_insn, movsfcc_soft_insn, movdfcc_insn): Likewise. - -Mon Nov 10 19:32:14 1997 Doug Evans <dje@cygnus.com> - - * sparc.md (mov[sdt]f_const_insn): Fix condition to match what - instruction can handle. - -Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com> - - * stmt.c (expand_decl_cleanup_no_eh): New fn. - - * except.c (expand_leftover_cleanups): do_pending_stack_adjust. - -Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md (lshrdi3_power): Delete '&' from first alternative and - swap instruction order. - -Sun Nov 9 09:51:08 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> - - * machmode.def (QCmode, HCmode): New modes. - -Sun Nov 9 09:24:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * combine.c (sets_function_arg_p): New function. - (combinable_i3pat): Check if combining with any but the first - argument register setting insn for a function call. - - * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid sheduling load from - stack slot. - -Sun Nov 9 09:17:53 1997 Richard Earnshaw (rearnsha@arm.com) - - * loop.c (strength_reduce): If initial value of BIV is equivalent to - a constant, record that as initial value. - (check_dbra_loop): Don't reverse loop if initial value isn't CONST_INT. - -Sun Nov 9 09:12:41 1997 Tristan Gingold <gingold@haendel.enst.fr> - - * expr.c (emit_push_insn): Avoid infinite recursion - when -fcheck-memory-usage. - -Sun Nov 9 08:03:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * cse.c (simplify_binary_operation): Fix error in last change. - -Sun Nov 9 07:56:31 1997 Pat Rankin <rankin@eql.caltech.edu> - - * vmsconfig.com [version.opt]: Parse version string more robustly. - [@variable@]: Discard configure tokens when using Makefile.in. - [libgcc2-cxx.list]: Generate this new file for CXX_LIB2FUNCS. - [cp/input.c]: Suppress it as workaround to avoid linker warning. - [objc-parse.y]: Now lives in the objc subdirectory. - * make-cc1.com [objc-parse.{c,y}]: Ditto. - * make-cccp.com [prefix.c]: Compile additional source file. - - * cccp.c (VMS_freopen, VMS_fopen, VMS_open, VMS_fstat): Call - corresponding library routine specified via its ordinary name - rather than with a decc$ prefix. (Reverses Oct 19 change.) - - * cccp.c, cexp.y [HOST_WIDE_INT]: Manually splice long lines - of avoid backslash+newline continuation on #if directives. - -Sun Nov 9 01:54:54 1997 Jeffrey A Law (law@cygnus.com) - - * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions - are shared. - -Sat Nov 8 23:01:37 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> - - * cse.c (simplify_binary_operation): Don't simplify divide by zero - for targets that don't support a representation of INFINITY. - -Sat Nov 8 22:37:29 1997 Richard Earnshaw <rearnsha@arm.com> - - * Makefile.in (cse.o): Depend on expr.h. - * cse.c: Include expr.h. - (fold_rtx, case MEM): For ADDRESSOF, create new MEM. - -Sat Nov 8 19:27:56 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * expr.c (expand_increment): When enqueing a postincrement for a MEM, - use copy_to_reg if address is not a general_operand. - -Sat Nov 8 18:39:56 1997 Jason Merrill <jason@yorick.cygnus.com> - - * libgcc2.c (L_eh): Define __eh_pc here. - Replace __eh_type with generic pointer __eh_info. - -Sat Nov 8 07:03:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * alpha.h (SECONDARY_OUTPUT_RELOAD_CLASS): If FLOAT_REGS, - need secondary reload for QImode and HImode even if BWX. - - * expmed.c (store_split_bit_field): Force ADDRESSOF into register. - - * cse.c (fold_rtx, case ADDRESSOF): New case (that does nothing). - - * function.c (fixup_var_refs_1, case ADDRESSSOF): Check that - new value is valid for insn. - - * stor-layout.c (get_best_mode): Refine test for field within - unit to work properly for negative positions. - - * print-rtl.c (print_inline_rtx): Save and restore sawclose and indent. - - * reload.c (find_replacement): If PLUS, MINUS, or MULT, see if - either arg contains a replacement. - -Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com> - - * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for - linked once FDEs. - -Fri Nov 7 06:50:57 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * alpha.h (FUNCTION_VALUE): Take into account promotion of pointers. - - * unroll.c (back_branch_in_range_p): Refine check for INSN at loop end. - -Wed Nov 5 18:17:50 1997 Paul Eggert <eggert@twinsun.com> - - * fixinc.svr4: Replace `__STDC__ - 0 == 1' - with `defined (__STRICT_ANSI__)'. - -Tue Nov 4 18:32:44 1997 Jim Wilson <wilson@cygnus.com> - - * mips.md (insv, extzv, extv): Add change_address call. - (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern. - * mips.c (mips_expand_epilogue): Emit blockage insn before call to - save_restore_insns if no FP and GP will be restored. - - * acconfig.h (HAVE_INTTYPES_H): Undef. - * configure.in (inttypes.h): Check for conflicts between sys/types.h - and inttypes.h, and verify that intmax_t is defined. - * mips/x-iris (CC, OPT, OLDCC): Comment out. - * mips/x-iris3: Likewise. - -Tue Nov 4 17:28:31 1997 Doug Evans <dje@cygnus.com> - - * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling. - (yylex): Record wide strings using target endianness, not host. - -Tue Nov 4 16:18:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * Makefile.in (distdir-start): Add dependency on $(srcdir)/config.in. - -Tue Nov 4 06:14:30 1997 Paul Eggert <eggert@twinsun.com> - - * c-lex.c (yylex): Don't warn about constants like - 9223372036854775807 and 18446744073709551615U on an L32LL64 host - unless pedantic. - -Mon Nov 3 18:42:44 1997 Jim Wilson <wilson@cygnus.com> - - * i386.c (load_pic_register): Call prologue_get_pc_and_set_got. - * i386.md (prologue_{set_got,get_pc}): Add UNSPEC_VOLATILE to pattern. - (prologue_get_pc_and_set_got): New pattern. - -Mon Nov 3 13:42:21 1997 Paul Eggert <eggert@twinsun.com> - - * cccp.c, cpplib.c (compare_defs): Don't complain about arg name - respellings unless pedantic. - * cpplib.c (compare_defs): Accept pfile as new arg. - All callers changed. - -Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com) - - * global.c (global_alloc): Free the conflict matrix after - reload has finished. - -Thu Oct 30 17:30:42 1997 Doug Evans <dje@cygnus.com> - - * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf. - Set extra_parts. - (sparc*-*-*): Recognize --with-cpu=v9. - * sparc/elf.h: New file. - * sparc/t-elf: New file. - -Thu Oct 30 16:36:17 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * stmt.c (expand_asm_operand): If error in matching constraint, - don't emit asm. - -Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * va-sh.h (__va_arg_sh1): Define. - (va_arg): Use it. - SH3E doesn't use any integer registers for subsequent arguments - once a non-float value was passed in the stack. - * sh.c (machine_dependent_reorg): If optimizing, put explicit - alignment in front label for ADDR_DIFF_VEC. - * sh.h (PASS_IN_REG_P): Fix SH3E case. - (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length. - -Tue Oct 28 21:09:25 1997 Jim Wilson <wilson@cygnus.com> - - * m68k.md (btst patterns): Add 5200 support. - -1997-10-28 Brendan Kehoe <brendan@cygnus.com> - - * global.c (global_alloc): Use xmalloc instead of alloca for - CONFLICTS, since max_allocno * allocno_row_words alone can be more - than 2.5Mb sometimes. - -Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including - svr4.h. - -Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com> - - From Brendan: - * dwarf2out.c (output_call_frame_info): Use l1 instead of ".". - -Mon Oct 27 16:01:14 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg. - -Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (machine_dependent_reorg): When -flag_delayed_branches, - put an use_sfunc_addr before each sfunc. - * sh.md (use_sfunc_addr, dummy_jump): New insns. - (casesi): For TARGET_SH2, emit a dummy_jump after LAB. - -Mon Oct 27 11:49:43 1997 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2.h: Remove dwarf2out prototypes. - * tree.h: And put them here. - * m68k.c, i386.c: Don't include dwarf2.h. - -Mon Oct 27 00:02:13 1997 Paul Eggert <eggert@twinsun.com> - - Remap include files with header.gcc only if user or configuration - file specifies "-remap". - - * cccp.c (remap): New var. - (main): Set it if user specifies "-remap". - (open_include_file): Remap only if `remap' is nonzero. - - * cpplib.h (struct cpp_options): New member `remap'. - * cpplib.c (cpp_options_init): Set remap to 0. - (open_include_file): Remap only if `remap' is nonzero. - (cpp_handle_options): Set remap if user specifies "-remap". - - * i386/cygwin32.h, rs6000/cygwin32.h (CPP_SPEC): Define with -remap. - -Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32 - bit PC-relative offset. The exception range table pointer is now in - the CIE. - * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta. - (count_fdes, add_fdes, get_cie): Adjust. - (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses. - - From H.J. Lu: - * frame.c (count_fdes, add_fdes): Skip linked once FDE entries. - -Sat Oct 25 20:29:39 1997 Alexandre Oliva <oliva@dcc.unicamp.br> - - * Makefile.in (float.h-nat): If float.h is to be empty, ensure it is. - -Sat Oct 25 20:16:52 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise, - use varargs.h. Wrap header with <>, not "". - -Sat Oct 25 20:10:57 1997 Robert Lipe (robertl@dgii.com) - - * i386/sco5.h (EH_FRAME_SECTION_ASM_OP{,_ELF,_COFF}): Define. - (DWARF2_UNWIND_INFO): Likewise. - (EXTRA_SECTIONS): Add in_eh. - -Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug. - (TARGET_MULT_BUG): Define. - (TARGET_DEFAULT): Default to TARGET_MULT_BUG. - * mn10300.md (mulsi3): Handle TARGET_MULT_BUG. - -Fri Oct 24 15:43:57 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000.c (toplevel): Move include stdio.h before config.h. - - (Patch from H.J. Lu, Aug 27, 1997) - * rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New; defined as 1. - - (Patch from Jeff Law, Oct 22, 1997) - * rs6000.c (struct machine_function): Add pic_offset_table_rtx. - (rs6000_{save,restore}_machine_status): Save/restore it. - - * rs6000.md (movsi_got_internal_mem): New pattern to work around - case where GOT value did not get a register. - (movsi_got_internal_mem splitter): Split above pattern. - - (Patch from Geoffrey Keating, Oct 21, 1997) - * rs6000.c (rs6000_stack_info): Avoid creating a stack - frame under System V ABI if we only need to save the LR. - - (Patch from Joel Sherrill, Sep 1, 1997) - * rs6000/sysv4.h (SUBTARGET_SWITCHES): Add new macro - EXTRA_SUBTARGET_SWITCHES, which defaults to nothing. - - (Patch from Geoffrey Keating, Oct 20, 1997) - * rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS{,_S}): Add -msdata=none - switch. - -Fri Oct 24 15:25:50 1997 Doug Evans <dje@cygnus.com> - - * sparc.h (ASM_SPEC): Delete. - -Fri Oct 24 13:16:24 1997 Jeffrey A Law (law@cygnus.com) - - * mn10200.c (indirect_memory_operand): Delete unused function. - * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'. - * mn10200.md (bset, bclr insns): Handle output in a reg too. - - * mn10300.c (symbolic_operand, legitimize_address): New functions. - * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address. - (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic. - -Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string - for FILENAME. - -Tue Oct 21 16:18:13 1997 Paul Eggert <eggert@twinsun.com> - - * winnt/win-nt.h (CPP_SPEC): Remove reference to obsolete - option -lang-c-c++-comments. - -Tue Oct 21 10:00:20 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.md (movqi, movhi): Avoid using address registers as - destinations unless absolutely necessary. - - * mn10200.c (expand_prologue): Fix typo. - - * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed addresses. - * mn10200.md (neghi2): Provide an alternative which works if - the input and output register are the same. - - * mn10300.c (print_operand): Handle 'S'. - * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for - shift amount in last alternative - - * mn10300.c (expand_epilogue): Rework to handle register restores - in "ret" and "retf" instructions correctly. - -Tue Oct 21 07:35:19 1997 Richard Earnshaw (rearnsha@arm.com) - - * arm.md (insv): Avoid writing result into a paradoxical subreg. - -Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine. - -Mon Oct 20 12:04:04 1997 Nick Clifton <nickc@cygnus.com> - - * v850.h (CPP_SPEC): Define __v850__. - (CPP_PREDEFINES): Do not define __v850__. - - * xm-v850.h: Use __v850 rather than __v850__ to identify v850 port. - -Mon Oct 20 17:29:55 1997 Doug Evans <dje@cygnus.com> - - * sparc.h (SPARC_V9,SPARC_ARCH64): Delete. - (DEFAULT_ARCH32_P): New macro. - (TARGET_ARCH{32,64}): Allow compile time or runtime selection. - (enum cmodel): Declare. - (sparc_cmodel_string,sparc_cmodel): Declare. - (SPARC_DEFAULT_CMODEL): Provide default. - (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}. - (TARGET_FULLANY): Deleted. - (TARGET_CM_MEDMID): New macro. - (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC. - (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC. - (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch). - (CPP_SPEC): Rewrite. - (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros. - (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros. - (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros. - (ASM_SPEC): Add %(asm_arch). - (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default. - Rename asm_default to asm_cpu_default. - Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian, - cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch. - (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH. - ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values. - (MASK_INT64,MASK_LONG64): Delete. - (MASK_ARCH64): Renamed to MASK_64BIT. - (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete. - (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG. - (TARGET_SWITCHES): Always provide 64 bit options. - (ARCH64_SWITCHES): Delete. - (TARGET_OPTIONS): New option -mcmodel=. - (INT_TYPE_SIZE): Always 32. - (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH. - (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_.... - (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support. - (PRINT_OPERAND_PUNCT_VALID_P): Add '_'. - * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by - CPP_SPEC. - (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC. - * sparc/linux.h: Likewise. - * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete. - (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC. - (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT. - (SPARC_DEFAULT_CMODEL): Define. - (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC. - (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC. - (LONG_DOUBLE_TYPE_SIZE): Define. - (ASM_SPEC): Add %(asm_arch). - * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC. - (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC. - (TARGET_CPU_DEFAULT): Add ultrasparc case. - * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete. - (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. - (SPARC_DEFAULT_CMODEL): Define. - * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete. - (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete - MASK_LONG64, MASK_MEDANY. - (SPARC_DEFAULT_CMODEL): Define. - (CPP_PREDEFINES): Delete. - (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC. - (ASM_SPEC): Add %(asm_arch). - (LONG_DOUBLE_TYPE_SIZE): Define. - (DWARF2_DEBUGGING_INFO): Define. - * sparc/splet.h (CPP_SPEC): Delete. - * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC. - (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support. - (BLOCK_PROFILER): Likewise. - * sparc.c (sparc_cmodel_string,sparc_cmodel): New globals. - (sparc_override_options): Handle code model selection. - (sparc_init_expanders): Renamed from sparc64_init_expanders. - * sparc.md: TARGET_<code_model> renamed to TARGET_CM_.... - TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY. - (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_.... - (sethi_di_fullany): Delete. - -Mon Oct 20 17:20:17 1997 Jim Wilson <wilson@cygnus.com> - - * mips.c (compute_frame_size): Not a leaf function if profile_flag set. - -Sun Oct 19 17:46:02 1997 Douglas Rupp <rupp@gnat.com> - - * cccp.c (OBJECT_SUFFIX): Add default definition. - (main): Use OBJECT_SUFFIX. - (VMS_{freopen,fopen,open}): Use instead of using macro on - unprefixed name. - (VMS_fstat): Use decc$fstat explicitly, not via macro. - -Sun Oct 19 09:07:38 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * prefix.c (get_key_value): Initialize prefix to null. - * Makefile.in (prefix.o): Properly pass in prefix. - - * objc/Make-lang.in (objc.distdir): Make the objc directory. - * Makefile.in (distdir-start): No longer depend on objc-parse.[cy]. - Don't copy objc files here. - (TAGS): Don't delete objc-parse.y - - * i386/mingw32.h (LIB_SPEC): Add -ladvapi32. - (STARTFILE_SPEC): If -dll, use dllcrt1.o. - (INCOMING_RETURN_ADDR_RTX): Undefine. - - * Makefile.in (float.h-nat): Avoid using /dev/null for input, - since it's not present on all systems. - - * prefix.c : New file. - * Makefile.in (xgcc, cccp, cppmain, fix-header): Add prefix.o. - (prefix.o): New rule. - * cccp.c (update_path): Add extern definition. - (struct default_include): New field `component'. - (default_include): Add initializer for new field to all entries. - (new_include_prefix): Take new arg and call update_path; - all callers changed. - Add trailing "." before doing stat of file. - * cpplib.c (update_path): Add extern definition. - (struct default_include): New field `component'. - (default_include): Add initializer for new field to all entries. - (cpp_start_read): Call update_path. - * gcc.c (upate_path): Add extern definition. - (find_a_file): For MS-DOS-based, consider a drive spec as absolute. - (add_prefix): New arg component and pass to update_path; - all callers changed. - * netbsd.h (INCLUDE_DEFAULTS): Add `component' to values. - * i386/freebsd.h, mips/netbsd.h, winnt/win-nt.h: Likewise. - * i386/mingw32 (STANDARD_INCLUDE_COMPONENT): New macro. - * vax/vms.h (INCLUDE_DEFAULTS): New macro. - * vax/xm-vms.h (INCLUDE_DEFAULTS): Delete from here. - - * sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): New macro. - - * i386.c (ix86_prologue): Conditionalize Dwarf2 calls - on #ifdef INCOMING_RETURN_ADDR_RTX. - * i386.md (allocate_stack): Fix incorrect operand number. - - * alpha.c (vmskrunch): Deleted. - (output_prolog, VMS): Use alloca for entry_label and don't - truncate to 64 characters. - * alpha/vms.h (vmskrunch): No longer define. - (ENCODE_SECTION_INFO): No longer call vmskrunch. - (ASM_DECLARE_FUNCTION_NAME): No longer override. - - * toplev.c (output_quoted_string): Call new OUTPUT_QUOTED_STRING macro. - * i386/mingw32.h (OUTPUT_QUOTED_STRING): New macro. - - * stmt.c (using_eh_for_cleanups_p): New variable. - (using_eh_for_cleanups): New function. - (expand_decl_cleanup): Don't call expand_eh_region_start_tree - unless using EH for cleanups. - - * function.c (purge_addressof_1): When dealing with a - bare (address (mem)), verify that what's inside is valid in insn. - (instantiate_virtual_regs_1, case ADDRESSOF): If have MEM, just - do instantiation inside and leave alone here. - - * fold-const.c (fold, case COND_EXPR): Allow creation - of {MIN,MAX}_EXPR, but preserve info on orginal comparison code. - - * function.h (restore_tree_status): Update prototype. - - * cse.c (cse_basic_block): Flush the hash table every 1,000 insns. - -Sat Oct 18 13:48:14 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * longlong.h (count_leading_zeros): Add missing casts to USItype. - -Sat Oct 18 13:35:09 1997 Marc Lehmann (pcg@goof.com) - - * toplev.c (main): Don't execute "ps" under MSDOS. - -Sat Oct 18 13:26:42 1997 Richard Earnshaw (rearnsha@arm.com) - - * function.c (instantiate_virtual_regs): Don't instantiate the - stack slots for the parm registers until after the insns have had - their virtuals instantiated. - - * varargs.h (va_arg): For ARM systems, definition is endian-dependent. - * stdarg.h (va_arg): Likewise. - -Sat Oct 18 11:23:04 1997 Nick Clifton <nickc@cygnus.com> - - * final.c (end_final): Use ASM_OUTPUT_ALIGNED_DECL_LOCAL if defined. - * varasm.c (assemble_static_space): Likewise. - (assemble_variable): Use ASM_OUTPUT_ALIGNED_DECL_{COMMON,LOCAL} if def. - -Sat Oct 18 11:02:19 1997 Doug Evans <dje@canuck.cygnus.com> - - * expr.c (use_group_regs): Don't call use_reg unless REG. - -Sat Oct 18 10:39:22 1997 Jim Wilson <wilson@cygnus.com> - - * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse - redundant conditional moves to single operand. - - * expmed.c (extract_bit_field): Don't make flag_force_mem disable - extzv for memory operands. - -Sat Oct 18 09:58:44 1997 Jeffrey A Law <law@cygnus.com> - - * ptx4.h: Fix typo. - - * integrate.c (save_for_inline_copying): Avoid undefined pointer - operations. - (expand_inline_function): Likewise. - -Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com> - - * tree.c (restore_tree_status): Also free up temporary storage - when we finish a toplevel function. - (dump_tree_statistics): Print stats for backend obstacks. - - * libgcc2.c (__throw): Don't copy the return address. - * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address. - - * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns. - * tree.h: Declare them. - - * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized). - * toplev.c (main): Initialize exceptions_via_longjmp. - - * tree.c: Add extra_inline_obstacks. - (save_tree_status): Use it. - (restore_tree_status): If this is a toplevel inline obstack and we - didn't want to save anything on it, recycle it. - (print_inline_obstack_statistics): New fn. - * function.c (pop_function_context_from): Pass context to - restore_tree_status. - -Sat Oct 18 09:45:22 1997 Michael Meissner <meissner@cygnus.com> - - * profile.c (get_file_function_name): Remove declaration. - * c-lang.c (finish_file): Likewise. - -Sat Oct 18 09:35:40 1997 Tristan Gingold <gingold@messiaen.enst.fr> - - * expr.c (expand_assignment): If -fcheck-memory-usage, add call to - chkr_check_addr if size not zero. - (expand_expr, case COMPONENT_REF): Likewise. - (expand_builtin): If -fcheck_memory-usage, check memory usage - of operands for strlen, strcpy, and memcpy or don't use builtins - for memcmp and strcmp. - * expr.h (chkr_check_str_libfunc): Declare. - * optabs.c (chkr_check_str_libfunc): New variable. - (init_optabs): Initialize it. - -Sat Oct 18 09:29:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * i386/cygwin32.h (ASM_COMMENT_START): Redefine. - -Sat Oct 18 09:23:54 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * frame.c (__frame_state_for): Execute the FDE insns until the - current pc value is strictly bigger than the target pc value. - - * expr.c (expand_expr, case TARGET_EXPR): If target and slot has - no DECL_RTL, then call mark_addressable again for the slot after - we give it RTL. - -Sat Oct 18 08:58:36 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de) - - * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here. - * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Unconditionally define. - * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not - __DOLPHIN__. - - * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment. - * dwarf2out.c (output_call_frame_info): Call app_enable and - app_disable to let GNU as accept the generated comments. - - * m88k.c (m88k_begin_prologue): Remove superfluous backslash. - -Sat Oct 18 08:50:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be> - - * flow.c (print_rtl_with_bb): Cast alloca return values. - -Sat Oct 18 08:47:46 1997 Douglas Rupp <rupp@gnat.com> - - * alpha/vms.h (LITERALS_SECTION_ASM_OP, ASM_OUTPUT_DEF): - (EXTRA_SECTION_FUNCTIONS): Add literals_section. - (EXTRA_SECTIONS): Include in_literals. - -Sat Oct 18 08:40:55 1997 Nick Burrett <nick.burrett@btinternet.com> - - * cpplib.c: (initialize_builtins): Cast all string constants for the - function install, to type U_CHAR *. - (eval_if_expression): Likewise. - * cppexp.c: (cpp_lex): Cast string, for cpp_lookup, to type U_CHAR *. - -Sat Oct 18 08:38:13 1997 Ken Raeburn <raeburn@cygnus.com> - - * c-lex.c (check_newline) At `skipline', flush nextchar as well. - -Sat Oct 18 08:17:13 1997 Paul Russell <Paul.Russell@RustCorp.com.au> - - * input.h (struct file_stack): Added indent_level. - * c-lex.c (check_newline): Add {}-count & balance warning. - -Sat Oct 18 06:54:39 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * regclass.c (record_address_regs, case PLUS): Refine how to choose - which is base and index. - - * alpha.h (FUNCTION_VALUE): Use word_mode only for integral types, - not types with integral modes. - - * final.c (alter_cond): Properly conditionalize forward decl. - - * tree.h (SAVE_EXPR_NOPLACEHOLDER): New flag. - * tree.c (contains_placeholder_p, case SAVE_EXPR): Avoid - checking each SAVE_EXPR more than once. - - * rs6000.md (nonlocal_goto_receiver): Don't test pool size. - - * i386.c (load_pic_register): New function. - (ix86_prologue): Code to load PIC register moved to new function. - Don't emit blockage if not generating RTL. - * i386.md (nolocal_goto_receiver): New pattern. - - * i386.c: Major cleanup, mostly reformatting. - Include dwarf2.h. - Remove many spurious casts. - (ix86_{pro,epi}logue): Use proper mode for SET rtx. - -Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu> - - * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2. - * sparc.h (FUNCTION_PROFILER): Fix format string when TARGET_MEDANY. - * sparc.c (output_double_int): Output DI mode values - correctly when HOST_BITS_PER_WIDE_INT is 64. - (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use - fmovd so it works if a quad float ends up in one of the upper 32 - float regs. - * sparc.md (pic_{lo_sum,sethi}_di): New patterns for PIC support - on sparc64. - -Fri Oct 17 16:27:07 1997 Doug Evans <dje@cygnus.com> - - * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS. - * sparc.h (PROMOTE_MODE): Promote small ints if arch64. - (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define. - (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros. - (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros. - (SPARC_FP_ARG_FIRST): New macro. - (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now. - (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs. - (NPARM_REGS): There are 32 fp argument registers now. - (FUNCTION_ARG_REGNO_P): Likewise. - (FIRST_PARM_OFFSET): Update to new v9 abi. - (REG_PARM_STACK_SPACE): Define for arch64. - (enum sparc_arg_class): Delete. - (sparc_arg_count,sparc_n_named_args): Delete. - (struct sparc_args): Redefine and use for arch32 as well as arch64. - (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete. - (FUNCTION_ARG_ADVANCE): Rewrite. - (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite. - (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite. - (FUNCTION_ARG_CALLEE_COPIES): Delete. - (FUNCTION_ARG_{PADDING,BOUNDARY}): Define. - (STRICT_ARGUMENT_NAMING): Define. - (doublemove_string): Declare. - * sparc.c (sparc_arg_count,sparc_n_named_args): Delete. - (single_move_string): Use GEN_INT, and HOST_WIDE_INT. - (doublemove_string): New function. - (output_move_quad): Clean up some of the arch64 support. - (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64. - Don't add 8 bytes of reserved space if arch64. - (sparc_builtin_saveregs): Combine arch32/arch64 versions. - (init_cumulative_args): New function. - (function_arg_slotno): New static function. - (function_arg,function_arg_partial_nregs): New functions. - (function_arg_{pass_by_reference,advance}): New functions. - (function_arg_padding): New function. - * ginclude/va-sparc.h: Rewrite v9 support. - -Fri Oct 17 13:21:45 EDT 1997 Philip Blundell <pb@nexus.co.uk> - - * arm/netbsd.h (TYPE_OPERAND_FMT): use % not @ to avoid - problems with comments. - -Fri Oct 17 13:00:38 EDT 1997 Richard Earnshaw (rearnsha@arm.com) - - * arm/aout.h (ASM_OUTPUT_LABEL): Define in place of ARM_OUTPUT_LABEL. - * arm/aof.h (ASM_OUTPUT_LABEL): Likewise. - * arm.h (ASM_OUTPUT_LABEL): Delete. - (ASM_OUTPUT_INTERNAL_LABEL): Call ASM_OUTPUT_LABEL directly. - * arm.c (arm_asm_output_label): Delete. - - * arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Do what is needed inline. - * arm.c (output_lcomm_directive): Delete. - - * arm.h (PUSH_ROUNDING): Delete; this is not what happens. - (ACCUMULATE_OUTGOING_ARGS): Define. - (PROMOTE_FUNCTION_ARGS): Define. - (INITIAL_ELIMINATION_OFFSET): Take current_function_outgoing_args_size - into account. - * arm.c (use_return_insn, output_func_epilogue, - arm_expand_prologue): Likewise. - - * arm.c (const_ok_for_arm): If HOST_WIDE_INT more than 32 bits, - insist high bits are all zero or all one. - (output_move_double): Handle case where CONST_INT is more than 32 bits. - - * arm.c (load_multiple_sequence): Support SUBREG of MEM. - (store_multiple_sequence): Likewise. - - * arm.c (arm_gen_load_multiple): New args UNCHANGING_P and IN_STRUCT_P. - Use them if we create any new MEMs; all callers changed. - (arm_gen_store_multiple): Likewise. - (arm_gen_movstrqi): Preserve RTX_UNCHANGING_P and MEM_IN_STRUCT_P - on any MEMs created. - - * arm.h (ASM_OUTPUT_MI_THUNK): Use branch instruction to jump to label. - (RETURN_ADDR_RTX): Use NULL_RTX rather than casting zero. - (output_move_double): Correct typo in prototype. - - * arm.md (movsfcc): If not TARGET_HARD_FLOAT, ensure operand[3] valid. - - * arm/netbsd.h (CPP_PREDEFINES): Always predefine __arm__. - * arm/xm-netbsd.h (SYS_SIGLIST_DECLARED, HAVE_STRERROR): Define these. - - * arm/t-netbsd (CROSS_LIBGCC1, LIB1ASMSRC, LIB1ASMFUNCS) Don't define - these any more. - * configure.in (arm-*-netbsd*): Pick up t-netbsd before arm/t-netbsd. - -Thu Oct 16 19:31:22 1997 Jim Wilson <wilson@cygnus.com> - - * v850.c (ep_memory_offset): New function. - (ep_memory_operand, substitute_ep_register, v850_reorg): Call it. - - * v850.h (CONST_OK_FOR_*): Add and correct comments. - (CONSTANT_ADDRESS_P): Add comment. - (EXTRA_CONSTRAINT): Define 'U'. - * v850.md: Add comments on bit field instructions. - (addsi3): Delete &r/r/r alternative. Add r/r/U alternative. - (lshrsi3): Use N not J constraint. - - * v850.md (v850_tst1+1): New define_split for tst1 instruction. - - * v850.c (reg_or_0_operand): Call register_operand. - (reg_or_int5_operand): Likewise. - * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros. - (TARGET_SWITCHES): Add "big-switch". - (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE, - ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH. - (CASE_DROPS_THROUGH): Comment out. - (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define. - * v850.md (cmpsi): Delete compare mode. - (casesi): New pattern. - - * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero. - * v850.md (ashlsi3): Use SImode not QImode for shift count. - (lshrsi3): Likewise. - - * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete - unreachable switch statement after 'b' support. Remove "b" from - strings for 'b' support. - * v850.md (branch_normal, branch_invert): Change %b to b%b. - -Thu Oct 16 13:08:45 1997 Doug Evans <dje@cygnus.com> - - * configure.in (sparc-*-elf*): New target. - -Wed Oct 15 22:30:37 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * h8300.h (REG_CLASS_CONTENTS): AP is a general register. - (REG_OK_FOR_BASE_P, ! REG_OK_STRICT case): Reject special registers. - -Wed Oct 15 22:00:57 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.md (movhi+1): Add x/r alternative. - - * sh/elf.h (HANDLE_SYSV_PRAGMA): Undefine. - - * va-sh.h (va_arg): Fix big endian bugs for small integers. - -Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for - PPC601. - (umulsidi3,umulsi3_highpart): Likewise. - (smulsi3_highpart_no_mq): Add !TARGET_POWER. - -Wed Oct 15 18:45:31 1997 Doug Evans <dje@cygnus.com> - - * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete. - -Wed Oct 15 17:17:33 1997 Jeffrey A Law (law@cygnus.com) - - * pa.c (following_call): Fail if the CALL_INSN is an indirect call. - -Wed Oct 1 17:52:09 1997 Douglas Rupp <rupp@gnat.com> - - * vms.h (UNALIGNED_{SHORT,INT,DOUBLE_INT}_ASM_OP): Define. - -Wed Oct 1 16:09:42 1997 Benjamin Kosnik <bkoz@melange.gnu.ai.mit.edu> - - * fixincludes: Fix sys/param.h so that MAXINT will not be redefined - on HPUX. - -Wed Oct 1 08:08:21 1997 Jeffrey A Law <law@chunks.cygnus.com> - - * cse.c (this_insn_cc0_mode): Initialize. - -Wed Oct 1 07:22:12 1997 Richard Henderson <rth@cygnus.com> - - * i386.h (RETURN_ADDR_RTX): Use FRAME arg, not ap. - -Tue Sep 30 19:19:58 1997 Jim Wilson <wilson@cygnus.com> - - * except.c (find_exception_handler_labels): Correct argument to free. - -Fri Sep 26 14:06:45 1997 Mike Stump <mrs@wrs.com> - - * c-decl.c (start_struct): Ensure that structs with forward - declarations are in fact packed when -fpack-struct is given. - -Wed Sep 24 11:31:24 1997 Mike Stump <mrs@wrs.com> - - * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if - packing structure. This allows a structure with only bytes to be - aligned on a byte boundary and have no padding on a m68k. - -Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com> - - * except.c (find_exception_handler_labels): Free LABELS when done. - -Tue Sep 30 10:47:33 1997 Paul Eggert <eggert@twinsun.com> - - * cexp.y, cppexp.c (HOST_BITS_PER_WIDE_INT): - Define only if not already defined. - -Mon Sep 29 17:55:55 1997 Gavin Koch <gavin@cygnus.com> - - * c-decl.c (warn_implicit): Deleted. - (warn_implicit_int, mesg_implicit_function_declaration}): New vars. - (c_decode_option): For -Wimplicit, set both new variables. - Add -Wimplicit-function-declarations, -Wimplicit-int, - and -Werror-implicit-function-declaration. - (implicitly_declare, grokdeclarator): Use new flags. - * toplev.c (lang_options): Add new -W options. - -Mon Sep 29 17:55:15 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * c-common.c (check_format_info): Add check for scanf into - constant object or via constant pointer type. - -Mon Sep 29 16:10:12 1997 Richard Henderson <rth@cygnus.com> - - * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne. - (bne): Likewise for cmpeq+beq. - -Mon Sep 29 15:58:22 1997 Doug Evans <dje@cygnus.com> - - * reload1.c (reload_cse_simplify_set): Fix return values. - -Mon Sep 29 08:21:35 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> - - * i386.c (notice_update_cc): Use reg_overlap_mentioned_p. - -Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com> - - * libgcc2.c (__throw): Fix thinko. - -Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net> - - * cplus-dem.c (demangle_template): Add new parameter. Handle new - template-function mangling. - (consume_count_with_underscores): New function. - (demangle_signature): Handle new name-mangling scheme. - -Sun Sep 28 11:19:09 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * flow.c (print_rtl_with_bb): Reformat messages about BB boundaries. - - * calls.c: Include regs.h. - * profile.c: Likewise. - * Makefile.in (calls.o, profile.o): Depend on regs.h. - * except.h (expand_builtin_dwarf_reg_size): Put in #ifdef TREE_CODE. - - * tree.h (get_file_function_name): Add decl. - * dwarf2out.c (output_call_frame_info): Don't cast its result. - -Sun Sep 28 10:58:21 1997 Manfred Hollstein <manfred@s-direktnet.de> - - * Makefile.in (sub-makes): Pass value of LANGUAGES. - -Sun Sep 28 10:52:59 1997 Ian Dall <ian.dall@dsto.defence.gov.au> - - * regs.h (SMALL_REGISTER_CLASSES): Default to 0. - * calls.c (prepare_call_address, expand_call): - Remove #if test on SMALL_REGISTER_CLASSES. - * combine.c (can_combine_p, combinable_i3pat, try_combine): Likewise. - * cse.c (canon_hash): Likewise. - * function.c (expand_function_start): Likewise. - * jump.c (jump_optimize): Likewise. - * local-alloc.c (optimize_reg_copy_1): Likewise. - * loop.c (scan_loop, valid_initial_value_p): Likewise. - * profile.c (output_arc_profiler): Likewise. - * reload.c (push_secondary_reload, push_reload): Likewise. - (combine_reloads): Likewise. - * reload1.c (reload, scan_paradoxical_subregs): Likewise. - (order_regs_for_reload, reload_as_needed): Likewise. - (choose_reload_regs): Likewise. - (merge_assigned_reloads): Declare unconditionally. - -Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com> - - * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size. - * tree.h (built_in_function): Likewise. - * expr.c (expand_builtin): Likewise. - * except.h: Likewise. - * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn. - * libgcc2.c (copy_reg): New fn. - (__throw): Use it. - -Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * frame.c (gansidecl.h): New include, for PROTO. - * dwarf2out.c: Move inclusion of dwarf2.h down. - (dwarf2out_cfi_label): Don't declare here. - * dwarf2.h (dwarf2out_{do_frame,cfi_label,def_cfa}): New declarations. - (dwarf2out_{window_save,args_size,reg_save,return_save}): Likewise. - (dwarf2out_{return_reg,begin_prologue,end_epilogue}): Likewise. - * m68k.c (dwarf2.h): Include. - (output_function_prologue): Add dwarf2 support. - * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros. - (INCOMING_FRAME_SP_OFFSET): Likewise. - - * integrate.c (copy_rtx_and_substitute, case ADDRESSOF): New case. - - * integrate.c (expand_inline_function): Make sure there is at - least one insn that can be used as an insertion point. - -Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com> - - * c-typeck.c (build_binary_op): Warn about comparing signed vs - unsigned if -W is specified and -Wno-sign-compare is not. - * c-decl.c (warn_sign_compare): Initialize to -1. - (c_decode_option): -Wall no longer implies -Wsign-compare. - -Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/ - -Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com> - - * sparc.md (get_pc_via_call): Renamed from get_pc_sp32. - (get_pc_via_rdpc): Renamed from get_pc_sp64. - * sparc.c (finalize_pic): Update call to gen_get_pc_via_call. - -Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu> - - * sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc. - (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=, - and -malign-functions=. - (sparc_align_{loops,jumps,funcs}_string): Declare. - (sparc_align_{loops,jumps,funcs}): Declare. - (DEFAULT_SPARC_ALIGN_FUNCS): New macro. - (FUNCTION_BOUNDARY): Use sparc_align_funcs. - (STACK_BIAS): Define. - (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT, then perform test. - (SPARC_SETHI_P): New macro. - (CONST_OK_FOR_LETTER_P): Use it. - (ASM_OUTPUT_ALIGN_CODE): Define. - (ASM_OUTPUT_LOOP_ALIGN): Define. - * sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals. - (sparc_align_{loops,jumps,funcs}): New globals. - (sparc_override_options): Handle -malign-loops=, -malign-jumps=, - -malign-functions=. - (move_operand): Use SPARC_SETHI_P. - (arith_double_operand): Cast to unsigned HOST_WIDE_INT, then test. - (arith11_double_operand): Likewise. - (arith10_double_operand): Likewise. - (finalize_pic): Finish sparc64 support. - (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of - 64 bit constants if able. - (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD. - (sparc_builtin_saveregs [sparc64]): Don't save fp regs if ! TARGET_FPU. - * sparc.md: Use GEN_INT instead of gen_rtx. - (get_pc_sp32): Use for sparc64 as well. - (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts. - (sethi_di_sp64_const): Likewise. - (movtf_cc_sp64): Check TARGET_HARD_QUAD. - (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast. - (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise. - -Wed Sep 24 08:25:28 1997 Alexandre Oliva <oliva@dcc.unicamp.br> - - * i386.md (allocate_stack): Fix typo in last change. - -Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com> - - * sparc/linux-aout.h (COMMENT_BEGIN): Delete. - * sparc/linux.h (COMMENT_BEGIN): Likewise. - * sparc/linux64.h (COMMENT_BEGIN): Likewise. - -Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu> - - Add sparc64 linux support. - * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h - to xm_file list on 32-bit sparc-linux. - * sparc/xm-sp64.h: New file. - * sparc/linux64.h: New file. - * sparc/xm-linux.h: Include some standard headers if not inhibit_libc. - Don't include xm-sparc.h. - * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define. - * glimits.h (LONG_MAX): Handle sparc64. - -Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com> - - * final.c (final_end_function): Also do dwarf2 thing if - DWARF2_DEBUGGING_INFO. - (final_start_function): Likewise. - -Tue Sep 23 06:55:40 1997 David S. Miller <davem@tanya.rutgers.edu> - - * expmed.c (expand_divmod): If compute_mode is not same as mode, - handle case where convert_modes causes op1 to no longer be CONST_INT. - -Tue Sep 23 00:58:48 1997 Jim Wilson <wilson@cygnus.com> - - * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p. - -Mon Sep 22 18:26:25 1997 J. Kean Johnston <jkj@sco.com> - - * i386/sco5.h: Make ELF default file format and add -mcoff/-melf.. - (MULTILIB_DEFAULTS): Define. - (ASM_SPEC, CPP_SPEC): Handle -mcoff. - (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise. - (LIBGCC_SPEC): Likewise. - (MASK_COFF, TARGET_COFF, TARGET_ELF): Define. - (SUBTARGET_SWITCHES): Add -mcoff and -melf. - * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC. - (CRTSTUFF_T_CFLAGS_S): Tweak for COFF. - (EXTRA_PARTS, TAROUTOPTS): Delete. - (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete. - (MULTILIB_OPTIONS): Define. - (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise. - (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise. - -Mon Sep 22 14:42:11 1997 Jeffrey A Law (law@cygnus.com) - - * reg-stack.c (find_blocks): Fix thinko in last change. - -Mon Sep 22 16:22:41 1997 David S. Miller <davem@tanya.rutgers.edu> - - * combine.c (try_combine): Use NULL_RTX, not 0, in gen_rtx calls. - * cse.c (cse_main): Likewise. - * emit-rtl.c (gen_label_rtx): Likewise. - * expr.c (init_expr_once): Likewise. - * sched.c (schedule_insns): Likewise. - * varasm.c (immed_double_const): Likewise. - - * sparc.h (INCOMING_FRAME_SP_OFFSET): Define as SPARC_STACK_BIAS. - -Mon Sep 22 16:13:21 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * alpha/linux.h (HANDLE_SYSV_PRAGMA): Define. - -Mon Sep 22 16:02:01 1997 Benjamin Kosnik <bkoz@rhino.cygnus.com> - - * c-common.c (decl_attributes): Add support for TYPE_UNUSED on types. - * c-decl.c (finish_decl): Set TREE_USED on decls if TREE_USED on type. - * stmt.c (expand_end_bindings): Check DECL_NAME and DECL_ARTIFICIAL - before unused variable warning. - -Mon Sep 22 14:04:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * rtlanal.c (computed_jump_p): Fix typo in last change. - - * clipper.md (movstrsi): Use change_address instead of making new MEM. - * dsp16xx.md (movstrqi): Likewise. - * i370.md (movstrsi): Likewise. - * i860.md (movstrsi): Likewise. - * pa.md (movstrsi): Likewise. - * mips.md (movstrsi): Fix (unused) pattern in define_expand. - * pdp11.md (movstrhi): Likewise. - - * alpha.md (allocate_stack): Use virtual_stack_dynamic for result. - * i386.md (allocate_stack): Likewise. - * rs6000.md (allocate_stack): Likewise. - - * alpha.h (FLOAT_STORE_FLAG_VALUE): Different for VAX and IEEE float. - - * function.c (assign_parms): Make max_parm_reg handling more - precise and make it agree with size of parm_reg_stack_loc. - * integrate.c (save_for_inline_{nocopy,copying}): Remove - redundant assignment of max_parm_reg. - - * function.c (assign_parms): Properly set RTX_UNCHANGING_P for - copy of parm. - - * integrate.c (copy_rtx_and_substitute, case SET): Handle - a SET_DEST of the virtual fp or ap specially and undo - the adjustment into the local area as well. - (mark_stores): Don't wipe out map entries for virtual fp and ap. - - * alpha.h (FLOAT_STORE_FLAG_VALUE): Different for VAX and IEEE float. - - * emit-rtl.c (gen_lowpart): Handle ADDRESSOF. - -Mon Sep 22 13:35:56 1997 Doug Evans <dje@cygnus.com> - - * rtlanal.c (replace_regs): Fix up lossage in last patch. - -Sun Sep 21 19:28:48 1997 Jeffrey A Law (law@cygnus.com) - - * flow.c (jmp_uses_reg_or_mem): Deleted unused function. - (find_basic_blocks): Use computed_jump_p to determine if a - particular JUMP_INSN is a computed jump. - * reg-stack.c (find_blocks): Use computed_jump_p to determine - if a particular JUMP_INSN is a computed jump. - * rtlanal.c (jmp_uses_reg_or_mem): New function. - (computed_jump_p): Likewise. - * rtl.h (computed_jump_p): Declare. - * genattrtab.c (pc_rtx): Define and initialize. - - * cse.c (simplify_relational_operation): Set h0u just like h0s. - Similarly for h1u and h1s. - -Sun Sep 21 14:13:31 1997 Doug Evans <dje@cygnus.com> - - * function.c (instantiate_virtual_regs): Fix thinko in last patch. - -Sun Sep 21 10:33:26 1997 Paul Eggert <eggert@twinsun.com> - - * cccp.c, cpplib.c (special_symbol): If STDC_0_IN_SYSTEM_HEADERS - is defined, expand __STDC__ to 0 in system headers. - * i386/sol2.h, rs6000/sol2.h, sparc/sol2.h: - (STDC_0_IN_SYSTEM_HEADERS): New macro. - (CPP_SPEC): Remove -D__STDC__=0; it's no longer needed. - - * fixinc.math (_MATH_H_WRAPPER): Define at the end of the - wrapper, not the start, so that if #include_next gets another - instance of the wrapper, this will follow the #include_next - chain until we arrive at the real <math.h>. - - * fixproto (subdirs_made): New var, to keep track of which - subdirectories we've made (in reverse order). At the end, - attempt to rmdir them all, so that we don't create any empty - directories. - -Sun Sep 21 10:02:07 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * pa.c (move_operand): Respect -mdisable-indexing. - * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise. - -Sun Sep 21 09:29:23 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * function.c (purge_addressof_1): Don't convert (MEM (ADDRESSOF (REG))) - to (SUBREG (REG)) on big endian machines. - Don't fall through to substitute the inner (REG) unchanged - when the above conversion cannot be validated. - -Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com> - - * frame.c (__deregister_frame): Properly check for initialized object. - - * function.c (instantiate_virtual_regs): Instantiate - parm_reg_stack_locs. - -Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com> - - * sparc/sysv4.h (ASM_COMMENT_START): Delete. - * sparc.h (ASM_COMMENT_START): Define. - * sparc.c (output_function_prologue): Use it. - (sparc_flat_output_function_{epi,pro}logue): Likewise. - -Fri Sep 19 19:43:09 1997 Jeffrey A Law (law@cygnus.com) - - * loop.c (strength_reduce): Fix typo. - - * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__. - * mips.h, xm-rs6000.h, rs6000/xm-sysv4.h: Likewise. - -Fri Sep 19 20:10:30 1997 Doug Evans <dje@cygnus.com> - - * rtl.h (find_use_as_address): Delete accidentally added decl. - -Fri Sep 19 08:36:16 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * jump.c (thread_jumps): Check can_reverse_comparison_p before - threading a reversed-condition jump. - -Fri Sep 19 08:16:12 1997 Andrew M. Bishop <amb@gedanken.demon.co.uk>. - - * Add support for new -dI option for cxref, - * cccp.c (dump_includes): New variable. - (struct directive, directive_table): Remove members angle_brackets, - traditional_comments, pass_thru; all code using struct directive - now uses `type' member instead. - (IS_INCLUDE_DIRECTIVE_TYPE): New macro. - (main, handle_directive): Add support for new -dI option. - (do_ident): Avoid unnecessary alloca. - (do_pragma): Avoid unnecessary comparison to newline. - - * cpplib.h (struct cpp_options): New member dump_includes. - * cpplib.c (struct directive, directive_table): Remove members - traditional_comments, pass_thru; all code using struct directive - now uses `type' member instead. - (IS_INCLUDE_DIRECTIVE_TYPE): New macro. - (handle_directive, cpp_handle_options): Add support for new -dI option. - -Fri Sep 19 07:57:19 1997 Pat Rankin <rankin@eql.caltech.edu> - - * vax/xm-vms.h (expand_builtin_{extract,set}_return_addr): New macros. - -Fri Sep 19 07:47:29 1997 Nick Burrett <n.a.burrett@btinternet.com> - - * cpplib.c (pcstring_used, pcfinclude): Delete unused declarations. - (check_preconditions, print_containing_files, pipe_closed): Likewise. - (dump_defn_1, dump_arg_n, make_undef): Likewise. - (trigraph_pcp): Pre-process out decl. - (quote_string): Cast CPP_PWRITTEN macro to char * for sprintf. - (output_line_command): Likewise. - (macro_expand): Likewise. - (do_line): Cast atoi argument to char *. - * genattrtab.c (simplify_by_alternatives): Pre-process out decl. - * genpeep.c (gen_exp): Remove decl. - -Fri Sep 19 07:29:40 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> - - * enquire.c (basic): Elminate dangling else warning. - * except.h (struct function, save_eh_status, restore_eh_status): - Don't declare. - * expr.c (clear_storage): Don't return without a value. - * function.h ({save,restore}_machine_status): Add proper prototype. - ({save,restore}_{tree,eh,stmt,expr,emit,storage}_status): Declare. - * real.h (real_value_truncate): Add proper prototype. - (target_isnan, target_isinf, target_negative, debug_real): Declare. - (assemble_real): Likewise. - * recog.c (strict_memory_address_p, memory_address_p): Don't declare. - (find_single_use_1): Add prototype. - * recog.h (init_recog, init_recog_no_volatile): Declare. - (check_asm_operands, constrain_operands, memory_address_p): Likewise. - (strict_memory_address_p, validate_replace_rtx): Likewise. - (reg_fits_class_p, find_single_use, general_operand): Likewise. - (address_operand, register_operand, scratch_operand): Likewise. - (immediate_operand, const_int_operand, const_double_operand): Likewise. - (nonimmediate_operand, nonmemory_operand, push_operand): Likewise. - (memory_operand, indirect_operand, mode_independent_operand): Likewise. - (comparison_operator, offsettable_{,nonstrict_}memref_p): Likewise. - (offsettable_address_p, mode_dependent_address_p, recog): Likewise. - (add_clobbers): Likewise. - * reload.h (strict_memory_address_p): Don't declare here. - * rtl.h (struct rtvec_def): Make num_elem an integer. - (PUT_NUM_ELEM): Delete cast to unsigned. - (rtx_unstable_p, rtx_varies_p, reg_mentioned_p): Declare. - (reg_{referenced,used_between,referenced_between}_p: Likewise. - ({reg_set,modified,no_labels}_between_p, modified_in_p): Likewise. - (reg_set_p, refers_to_regno_p, reg_overlap_mentioned_p): Likewise. - (note_stores, rtx_equal_p, dead_or_set{,_regno}_p): Likewise. - (remove_note, side_effects_p, volatile_{refs,insn}_p): Likewise. - (may_trap_p, inequality_comparison_p): Likewise. - * rtlanal.c (note_stores, reg_set_p): Don't declare. - (rtx_addr_can_trap_p): Add prototype, make static. - (reg_set_p_1): Add declaration for parameter pat. - * emit-rtl.c: Include recog.h. - * integrate.c: Likewise. - * jump.c: Likewise. - * unroll.c: Likewise. - * Makefile.in (emit-rtl.o, integrate.o, jump.o, unroll.o): Depend - on recog.h. - -Fri Sep 19 06:52:22 1997 Paul Eggert <eggert@twinsun.com> - - * enquire.c (SYS_FLOAT_H_WRAP): New macro. - Include "float.h" if SYS_FLOAT_H_WRAP is nonzero. - (f_define): New argument `req'. - (main): Output `#include_next <float.h>' if wrapping float.h. - (i_define, f_define): Don't output anything if wrapping float.h - and if the system defn is already correct. Put other value tests - inside `#ifdef VERIFY'. - (UNDEFINED): New macro. - (I_MAX, I_MIN, U_MAX, F_RADIX, F_MANT_DIG, F_DIG, F_ROUNDS): - Define even if VERIFY isn't defined, because SYS_FLOAT_H_WRAP may need - these values. Give them the value UNDEFINED if not already defined. - (F_EPSILON, F_MIN_EXP, F_MIN, F_MIN_10_EXP, F_MAX_EXP): Likewise. - (F_MAX, F_MAX_10_EXP): Likewise. - (FPROP): Prefer system float.h definition of F_ROUNDS. - Pass system values to f_define. - * Makefile.in (FLOAT_H_TEST): New var. - (float.h-nat): Make it empty if we can use the system float.h without - change. - (enquire.o): Define SYS_FLOAT_H_WRAP=1 if we can build a wrapper - around the system <float.h>. Remove include/float.h before compiling. - (stmp-headers): Remove include/float.h if we would just be installing - an empty file (which is a placeholder that stands for no file). - - * fix-header.c: Don't munge headers for POSIX and XOPEN, - as this is too error-prone. - (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): New macros, normally undefed. - (POSIX1_SYMBOL, POSIX2_SYMBOL): Now 0 unless ADD_MISSING_POSIX. - (XOPEN_SYMBOL, XOPEN_EXTENDED_SYMBOL): Now 0 unless ADD_MISSING_XOPEN. - (main): Ignore symbols whose flags are 0. - -Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com> - - * v850.c (compute_register_save_size): Correct register number. - * v850.md (save_interrupt, return_interrupt): Likewise. - * v850/lib1funcs.asm (save_interrupt): Likewise. - (return_interrupt): Use stack pointer, not element pointer. - -Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com> - - * final.c (final_scan_insn): Hand BARRIERs to dwarf2 code. - * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along. - (dwarf2out_stack_adjust): A BARRIER resets the args space to 0. - - * except.c (end_eh_unwinder): Subtract 1 from return address. - * libgcc2.c (__throw): Likewise. - (find_exception_handler): Don't change PC here. Compare end with >. - -Thu Sep 18 14:01:20 1997 Brendan Kehoe <brendan@lisa.cygnus.com> - - * configure.in: Make sure to create the stage* and include - symbolic links in each subdirectory. - -Thu Sep 18 13:20:37 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh/lib1funcs.asm (LOCAL): Define. - (whole file): Use it. - -Thu Sep 18 09:52:24 1997 Benjamin Kosnik <bkoz@beauty.cygnus.com> - - * collect2.c (collect_execute): Specify name of new file when - redirecting stdout/stderr. - -Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com) - - * pa.md (reload_peepholes): Don't allow addresses with side - effects for the memory operand. - -Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com> - - * libgcc2.c (find_exception_handler): Subtract one from our PC when - looking for a handler, to avoid hitting the beginning of the next - region. - - * except.c (expand_builtin_set_return_addr_reg): Use force_operand. - -Wed Sep 17 18:23:09 1997 Jeffrey A Law (law@cygnus.com) - - * mips/abi64.h (LONG_MAX_SPEC): Define. - * mips.h (LONG_MAX_SPEC): Define. - (CPP_SPEC): Include long_max_spec. - (EXTRA_SPECS): Include long_max_spec. - -Wed Sep 17 14:17:26 1997 Paul Eggert <eggert@twinsun.com> - - * configure.in (AC_CHECK_HEADERS): Add inttypes.h, limits.h. - ({sparc,i[3456]86,powerpcle}-*-solaris2*): Use fixinc.math. - - * fixinc.math (PWDCMD, ORIGDIR, LINKS): Remove. - Remove duplicate test for missing $1. - Don't cd to $INPUT. - Build wrapper around system <math.h> instead of copying it; - this is better if the system <math.h> is updated later by a software - patch or upgrade. - - * cccp.c (HAVE_STDLIB_H, HAVE_UNISTD_H): - Do not define any more; now autoconfed. - <limits.h>: Include if HAVE_LIMITS_H. - (HOST_BITS_PER_WIDE_INT): Remove. - (HOST_WIDE_INT): Use intmax_t or long long if available. - (pcfinclude): Use size_t, not HOST_WIDE_INT, for cast from pointer; - this is less likely to annoy the compiler. - - * cexp.y (HAVE_STDLIB_H): Do not define any more; now autoconfed. - <limits.h>: Include if HAVE_LIMITS_H. - (HOST_WIDE_INT): Use intmax_t or long long if available. - (unsigned_HOST_WIDE_INT, CHAR_BIT): New macros. - (HOST_BITS_PER_WIDE_INT): Define in terms of CHAR_BIT and sizeof. - (MAX_CHAR_TYPE_MASK, MAX_CHAR_TYPE_MASK): Rewrite so that we don't use - HOST_BITS_PER_WIDE_INT in a preprocessor expression, since it now - uses sizeof. - - * cppexp.c: <limits.h>: Include if HAVE_LIMITS_H. - (HOST_WIDE_INT): Use intmax_t or long long if available. - (CHAR_BIT): New macro. - (HOST_BITS_PER_WIDE_INT): Define in terms of CHAR_BIT and sizeof. - * cpplib.c: <limits.h>: Include if HAVE_LIMITS_H. - (HOST_WIDE_INT): Use intmax_t or long long if available. - (HOST_BITS_PER_WIDE_INT): Remove. - -Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com) - - * v850.c (construct_save_jarl): Fix thinko in last change. - -Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com> - - * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete, - use sparc.h's copies. - * sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print ascii form - as well. - -Wed Sep 17 14:08:20 1997 Nick Burrett <nick.burrett@btinternet.com> - - * explow.c (allocate_dynamic_stack_space): Make allocate_stack - pass 'target' as an extra operand. - * expr.c (expand_builtin_apply): Use allocate_dynamic_stack_space - to push a block of memory onto the stack. - * alpha.md (allocate_stack): Alter in accordance with new operand. - * i386.md (allocate_stack): Likewise. - * rs6000.md (allocate_stack): Likewise. - -Wed Sep 17 13:34:43 1997 Robert Lipe <robertl@dgii.com> - - * i386/xm-sco5.h (sys_siglist, SYS_SYGLIST_DECLARED): Define. - -Wed Sep 17 13:27:05 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * Makefile.in (native): Correct dependency to auto-config.h from - config.h. - -Tue Sep 16 10:02:02 1997 Jason Merrill <jason@yorick.cygnus.com> - - * libgcc2.c (find_exception_handler): Not found is -1. - - * integrate.c (expand_inline_function): Move expand_start_bindings - after expanding the arguments. - - * i386.c (ix86_prologue): Pass SYMBOL_REF to - gen_prologue_{get_pc,set_got}. - * i386.md (prologue_set_got, prologue_get_pc): Adjust. - -Tue Sep 16 07:33:15 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * fold-const.c (make_range): Correctly handle cases of converting - from unsigned to signed type. - - * function.c (flush_addressof): New function. - - * combine.c (num_sign_bit_copies): If asking about wider mode, - treat like paradoxical subreg. - -Tue Sep 16 00:26:52 1997 Jeffrey A Law (law@cygnus.com) - - * cse.c (simplify_relational_operation): If MODE specifies mode wider - than HOST_WIDE_INT, high word of CONST_INT is derived from sign bit - of low word. - -Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com> - - * v850.c ({register,pattern}_is_ok_for_epilogue): New functions. - (construct_{save,restore}_jr, pattern_is_ok_for_prologue): Likewise. - * v850.h (pattern_is_ok_for_{pro,epi}logue): New predicates. - (register_is_ok_for_epilogue): Likewise. - * v850.md: Replace prologue and epilogue patterns with a - match_parallel pattern. - * v850.c (output_move_single_unsigned): Cope with zero - extending and moving between registers at the same time. - -Mon Sep 15 22:02:46 1997 Jeffrey A Law (law@cygnus.com) - - * fixinc.math: New file to fix math.h on some systems. - * configure.in (*-*-freebsd*, *-*-netbsd*): Use fixinc.math on these - systems. - -Mon Sep 15 18:58:36 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sched.c (update_flow_info) When looking if to set found_split_dest - or found_orig_dest, look at all parts of a PARALLEL. - - * sh.md (casesi_0): Reduce functionality, exclude insns from - mova onwards. Changed expander caller. - (casesi_worker_0): New insn. - (casesi_worker_0+[12]): New define_splits. - (casesi_worker): Need no gen_* function. - (casesi): Use casesi_worker_0 instead of casesi_worker. - * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p. - -Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com> - - Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86. - * dwarf2.h: Add DW_CFA_GNU_args_size. - * frame.c (execute_cfa_insn): Likewise. - * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise. - (dwarf2out_args_size, dwarf2out_stack_adjust): New fns. - (dwarf2out_frame_debug): If this isn't a prologue or epilogue - insn, hand it off to dwarf2out_stack_adjust. - (dwarf2out_begin_prologue): Initialize args_size. - * frame.h (struct frame_state): Add args_size. - * libgcc2.c (__throw): Use args_size. - * final.c (final_scan_insn): If we push args, hand off all insns - to dwarf2out_frame_debug. - * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS. - - * dwarf2out.c (dwarf2out_frame_debug): Fix typo. - Handle epilogue restore of SP from FP. - * emit-rtl.c (gen_sequence): Still generate a sequence if the - lone insn has RTX_FRAME_RELATED_P set. - - * frame.c (extract_cie_info): Handle "e" augmentation. - * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the - absence of UNALIGNED_*_ASM_OP. - (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF. - (output_call_frame_info): Use "e" instead of "z" for augmentation. - Don't emit augmentation fields length. - (dwarf2out_do_frame): Move outside of #ifdefs. - * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data - opcodes. - - * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all. - * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here. - * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0. - * sparc/sun4gas.h: New file. - * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as. - - * collect2.c (write_c_file_stat, write_c_file_glob): Declare - __register_frame_table and __deregister_frame. - -Mon Sep 15 19:04:34 1997 Brendan Kehoe <brendan@cygnus.com> - - * except.c (find_exception_handler_labels): Use xmalloc instead of - alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million - in some cases. - -Sat Sep 13 23:13:51 1997 Paul Eggert <eggert@twinsun.com> - - * cpplib.h (PARAMS): Fix misspelling of __STDC__. - (cpp_get_token): Arg is cpp_reader *, not struct parse_marker *. - - * cpplib.c (cpp_fatal, cpp_file_line_for_message): New decls. - (ppp_hash_cleanup, cpp_message, cpp_print_containing_files): Likewise. - (copy_rest_of_line): Fix typo that prevented recognition of - C++ style comments. - (output_line_command, special_symbol): Use %ld for long, not %d. - - * cppexp.c (xrealloc): Declare first arg as void *, not char *. - (cpp_lex): Cast 2nd arg of cpp_parse_escape from const char ** to - char **. - -Fri Sep 12 16:54:04 1997 Doug Evans <dje@cygnus.com> - - * bitmap.h (bitmap_print): Don't use STDIO_PROTO. - -Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com> - - * except.h: Prototype dwarf2 hooks. - * expr.c: Adjust. - -Thu Sep 11 18:36:51 1997 Jim Wilson <wilson@cygnus.com> - - * local-alloc.c (contains_replace_regs): New function. - (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM, - verify that there is no existing REG_EQUIV note, and add a call to - contains_place_regs. - - * m68k.h (MACHINE_STATE_{SAVE,RESTORE}): Add __HPUX_ASM__ versions. - -Wed Sep 10 21:49:38 1997 Michael Meissner <meissner@cygnus.com> - - * toplev.c (rest_of_compilation): For passes starting with - flow_analysis, use print_rtl_with_bb instead of print_rtl. - * print-rtl.c (print_rtl_single): Print a single rtl value to a - file. - * flow.c (print_rtl_with_bb): Print which insns start and end - basic blocks. For the start of a basic block, also print the live - information. - * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over - two bitmaps ANDed together. - (bitmap_print): Declare. - * bitmap.c (function_obstack): Don't declare any more. - (bitmap_obstack): Obstack for allocating links from. - (bitmap_obstack_init): New static to say whether to initialize - bitmap_obstack. - (bitmap_element_allocate): Use bitmap_obstack to allocate from. - (bitmap_release_memory): Free all memory allocated from - bitmap_obstack. - (toplevel): Conditionally include stdlib.h. - (free): Provide a declaration if NEED_DECLARATION_FREE. - - * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke - EXECUTE_IF_AND_IN_BITMAP. - -Wed Sep 10 17:53:33 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (addr_diff_vec_adjust): Properly propagate considered - address changes through alignments. - -Wed Sep 10 13:10:52 1997 Per Bothner <bothner@cygnus.com> - - * stor-layout.c (layout_type): Simplify special BOOLEAN_TYPE handling. - -Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com> - - * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum() - if DWARF2_UNWIND_INFO. - -Wed Sep 10 15:43:10 1997 Jason Merrill <jason@yorick.cygnus.com> - - * cplus-dem.c (demangle_fund_type): Change "complex" to "__complex". - -Wed Sep 10 11:13:53 1997 Paul Eggert <eggert@twinsun.com> - - Handle `extern int errno;' correctly when fixing <errno.h>. - * fix-header.c (recognized_extern): Use name_length when comparing. - * scan-decls.c (scan_decls): Don't ignore the first CPP_NAME in a - declaration, so that we see the `extern' in `extern int errno;'. - -Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com> - - Add support for exception handling using DWARF 2 frame unwind info. - * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr, - next_stack_level, in_reg_window): Helper fns. - (__throw): Implement for DWARF2_UNWIND_INFO. - - * expr.c (expand_builtin): Handle builtins used by __throw. - * tree.h (enum built_in_function): Add builtins used by __throw. - * c-decl.c (init_decl_processing): Declare builtins used by __throw. - * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw. - * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw. - (expand_builtin_extract_return_addr): Likewise. - (expand_builtin_frob_return_addr): Likewise. - (expand_builtin_set_return_addr_reg): Likewise. - (expand_builtin_eh_stub): Likewise. - (expand_builtin_set_eh_regs): Likewise. - (eh_regs): Choose two call-clobbered registers for passing back values. - - * frame.c, frame.h: New files for parsing dwarf 2 frame info. - * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c. - (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS) - (stmp-multilib): Likewise. - ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions. - - * except.c: #include "defaults.h". - (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO. - (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO. - (register_exception_table_p): New fn. - (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO. - (end_eh_unwinder): Likewise. - - * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP, - call __register_frame and __deregister_frame as needed. - * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP. - * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check - EH_FRAME_SECTION_ASM_OP. - * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define. - * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define. - (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols. - - * dwarf2out.c (output_call_frame_info): If no support for - EXCEPTION_SECTION, mark the start of the frame info with a - collectable tag. - * collect2.c (frame_tables): New list. - (is_ctor_dtor): Recognize frame entries. - (scan_prog_file): Likewise. - (main): Pass -fno-exceptions to sub-compile. Also do collection - if there are any frame entries. - (write_c_file_stat): Call __register_frame_table and - __deregister_frame as needed. - (write_c_file_glob): Likewise. - - * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported. - Also require unaligned reloc support. - * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, - UNALIGNED_DOUBLE_INT_ASM_OP): Define here. - * sparc/sysv4.h: Not here. - - * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}. - * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init. - (dwarf2out_finish): Don't call dwarf2out_frame_finish. - - * libgcc2.c (L_eh): Reorganize, moving code shared by different - EH implementations to the top. - (find_exception_handler): Split out. Start from 0. Compare against - end with >=. - (__find_first_exception_table_match): Use it. - * except.c (output_exception_table): Don't do anything if there's - no table. Don't output a first entry of zeroes. - (eh_outer_context): Adjust properly. - (add_eh_table_entry): Use xrealloc. - * toplev.c (compile_file): Just call output_exception_table. - -Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com> - - * varasm.c (save_varasm_status): Take the target function context. - * function.c (push_function_context_to): Pass it in. - - * rtl.def (ADDRESSOF): Add new field for original regno. - * function.c (put_reg_into_stack and callers): Add original_regno - argument. - (gen_mem_addressof): Remember the original regno. - * rtl.def (INLINE_HEADER): Add new field for parm_reg_stack_loc. - * rtl.h (PARMREG_STACK_LOC): New macro. - (ADDRESSOF_REGNO): New macro. - * emit-rtl.c (gen_inline_header_rtx): Add parm_reg_stack_loc. - * function.c (max_parm_reg, parm_reg_stack_loc): No longer static. - (assign_parms): Allocate parm_reg_stack_loc on saveable obstack. - * integrate.c (output_inline_function): Set max_parm_reg and - parm_reg_stack_loc from inline header. - (initialize_for_inline): Pass in parm_reg_stack_loc. - -Wed Sep 10 11:30:36 1997 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.c (override_options): Don't set TARGET_SCHEDULE_PROLOGUE - (ix86_expand_prologue, ix86_expand_epilogue): Emit rtl by default. - -Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com> - - * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case. - -Wed Sep 10 08:48:44 1997 Jeffrey A Law (law@cygnus.com) - - * xm-m88k.h (USG): Only define if it hasn't already been defined. - - * i386.h (CPP_CPU_DEFAULT): Avoid using #elif. - - * expr.c (do_jump_by_parts_equality_rtx): Don't clobber the - source operand when performing an IOR of the parts. - - * expr.c (emit_block_move): Always return a value. - - * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx. - when clearing non-BLKmode data. - - * final.c (shorten_branches): Remove last change for ADDR_VEC - alignment computation. During first pass, assume worst - possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns. - -Wed Sep 10 09:33:19 1997 Kamil Iskra <iskra@student.uci.agh.edu.pl> - - * explow.c (emit_stack_save, emit_stack_restore): Correctly - handle HAVE_{save,restore}_stack_* evaluating to 0. - -Wed Sep 10 09:27:45 1997 Weiwen Liu <liu@hepvms.physics.yale.edu> - - * Makefile.in (sdbout.o): Add dependency on insn-config.h. - -Wed Sep 10 09:24:56 1997 Nick Burrett <n.a.burrett@btinternet.com> - - * sched.c (birthing_insn_p): Rename prototype decl from birthing_insn. - * final.c (leaf_renumber_regs, alter_cond): Declare prototype only - if LEAF_REGISTERS is defined. - * reload1.c (merge_assigned_reloads): Declare prototype only if - SMALL_REGISTER_CLASSES is defined. - * loop.c (replace_call_address): Pre-process out prototype decl. - * real.c (dectoe, etodec, todec): Declare proto if DEC is defined - (ibmtoe, etoibm, toibm): Declare proto if IBM is defined - -Wed Sep 10 09:13:51 1997 Manfred Hollstein <manfred@s-direktnet.de> - - * configure.in (out_file): Emit definition to config.status. - -Wed Sep 10 08:37:56 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * final.c (shorten_branches): Fix alignment calculation. - Don't count the lengths of deleted instructions. - -Wed Sep 10 08:34:11 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * cpplib.c (cpp_start_read): Make known_suffixes static. - -Wed Sep 10 08:27:05 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * m68k.c (print_operand_address) [MOTOROLA]: When compiling - with -fpic (not -fPIC) force the GOT offset to 16 bits. - -Wed Sep 10 08:22:51 1997 Christian Iseli <chris@lslsun.epfl.ch> - - * expr.c (convert_move): Add missing use of trunctqtf2. - -Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se> - - * except.c (eh_outer_context): Do masking using expand_and. - -Wed Sep 10 07:52:21 1997 Joel Sherrill <joel@OARcorp.com> - - * pa/rtems.h (subtarget_switches): Removed -mrtems subtarget_switch. - * configure.in (sh*-*-rtems*): New target. - * sh.h (TARGET_SWITCHES: Call SUBTARGET_SWITCHES. - (SUBTARGET_SWITCHES): Provide default definition. - -Wed Sep 10 06:33:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * i386/mingw32.h ({LIB,LINK}_SPEC): Check for -mwindows, not -windows. - - * alpha/vms.h (ASM_OUTPUT_SECTION): Clear NAME if overlaid. - - * c-parse.in (unary_expr): Test DECL_C_BIT_FIELD, not DECL_BIT_FIELD. - * c-typeck.c (default_conversion): Likewise. - - * tree.c (contains_placeholder_p, substitute_in_expr): - Handle placeholders inside args of CALL_EXPR (and hence in TREE_LIST). - - * expr.c (expand_expr, case PLACEHOLDER_EXPR): Check all - expressions in placeholder_list. - -Tue Sep 9 18:10:30 1997 Doug Evans <dje@cygnus.com> - - Add port done awhile ago for the ARC cpu. - * arc.h, arc.c, arc.md, t-arc, xm-arc.h: New files. - * arc/initfini.c, arc/lib1funcs.asm: New files. - * ginclude/va-arc.h: New file. - * ginclude/stdarg.h: Include va-arc.h ifdef __arc__. - * ginclude/varargs.h: Likewise. - * Makefile.in (USER_H): Add va-arc.h. - * configure.in (arc-*-elf*): Recognize. - * longlong.h: Add ARC support. - -Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com> - - * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of - write_symbols. - -Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com> - - * v850.h (ASM_SPEC): Pass on target processor. - (CPP_PREDEFINES): Only define if not already specified. - (TARGET_VERSION): Only define if not already specified. - (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target - processor. - (EXTRA_SWITCHES): Extra entries in the switches array. - (TARGET_DEFAULT): Set default target processor. - -Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * configure.in (alpha*-*-*): Support pca56 and ev6. - - * varasm.c (named_section): Set in section after writing directive. - * dwarf2out.c (output_call_frame_info): Call named_section. - -Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com> - - * mips.c (function_prologue): Set up the CFA when ABI_32. - - * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG - for dwarf2 unwind info. - (output_function_prologue, sparc_flat_output_function_prologue): Same. - - * final.c (final_end_function): Check dwarf2out_do_frame instead - of DWARF2_DEBUG for dwarf2 unwind info. - (final_scan_insn): Likewise. - (final_start_function): Likewise. Initialize dwarf2 frame debug here. - (final): Not here. - - * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if - count > 0. - - * varasm.c (exception_section): Check EXCEPTION_SECTION first. - -Mon Sep 8 14:58:07 1997 Jim Wilson <wilson@cygnus.com> - - * toplev.c (main): Change #elif to #else/#ifdef - - * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC. - -Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * alpha.h (processor_type): Add EV6. - ({TARGET,MASK}_BWX): Renamed from _BYTE_OPS. - ({TARGET,MASK}_{CIX,MAX}): New macros. - (MASK_CPU_EV5): Change bit number. - (MASK_CPU_EV6, {TARGET,MASK}_SUPPORT_ARCH): New macros. - (TARGET_OPTIONS): Rename "byte" to "bwx" and add "cix" and "max". - (MINIMUM_ATOMIC_ALIGNMENT): Rename TARGET_BYTE_OPS to TARGET_BWX. - (SECONDARY_{INPUT,OUTPUT}_RELOAD_CLASS, ASM_FILE_START): Likewise. - (SECONDARY_MEMORY_NEEDED): Not needed if CIX. - (ASM_FILE_START): Only write if TARGET_SUPPORT_ARCH. - Add "pca56" and "ev6". - * alpha.c (input_operand): Rename TARGET_BYTE_OPS to TARGET_BWX. - (override_options): Likewise; also add new CPU types and subset flags. - * alpha.md: Rename TARGET_BYTE_OPS to TARGET_BWX. - (cpu attr): Add "ev6". - (ev5 function units): Use for ev6 as well, for now. - (ffsdi2): New define_expand and define_insn, for TARGET_CIX. - (sqrt[sd]f2): New patterns, for TARGET_CIX. - (s{min,max}[qh]i3): New patterns, for TARGET_MAX. - (movsi): Use ldf/lsf when appropriate, instead of lds/sts. - (mov[sd]i): Add use of ftio/itof for TARGET_CIX. - * configure.in (alpha*-dec-osf*): Set MASK_SUPPORT_ARCH for >= 4.0B. - Rename MASK_BYTE_OPS to MASK_BWX. - - * i386/mingw32.h (STANDARD_INCLUDE_DIR): New macros. - (STARTFILE_SPEC, PATH_SEPARATOR): Likewise. - - * configure.in (AC_PROG_LN_S): Remove; unneeded. - (*cygwin32*, *mingw32*): Default prefix to /usr. - (symbolic_link): Set to "cp -p" if no "ln -s"; add AC_SUBST. - (configure.lang call): Change remaining use of config.h to auto-conf.h. - - * Makefile.in (LN): Add new symbol. - (FLAGS_TO_PASS): Pass it down. - (stage[1-4]-start): Use $(LN), not "ln -s". - - * mips.h (flag_omit_frame_pointer, frame_pointer_needed, optimize): - Remove declarations: no longer needed. - * pyr.md: Remove unneeded declarations of `optimize'. - * h8300.md: Likewise. - * sparc.c (dwarf2out_cfi_label): Add declaration. - (save_regs, output_function_prologue): Remove cast for it. - (sparc_flat_{save_restore,output_function_prologue): Likewise. - ({save,restore}_regs): No longer inline. - -Mon Sep 8 03:08:35 1997 Jim Wilson <wilson@cygnus.com> - - * i960.h (LINK_SPEC): Handle -mjX and -mrp switches. - - * mips.md (nonlocal_goto_receiver): Define. - - * unroll.c (calculate_giv_inc): Handle increment with code PLUS. - - * alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS - is passed in. - * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to - SFmode for 64 bit hosts. - - * profile.c (output_arc_profiler): Verify next_insert_after is an - INSN before and after skipping a stack pop. Check next_insert_after - for non NULL before deferencing it. - (output_func_start_profiler): Set DECL_EXTERNAL to zero. - - * va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif. - - * m68k.md (iorsi_zexthi_ashl16): Disable. - - * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs. - -Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL - prologue insn, only the first elt is significant. - (output_call_frame_info): For exception handling, always use 4-byte - fields as specified by the dwarf2 spec. - Don't skip trivial FDEs. - -Sun Sep 7 03:35:28 1997 Paul Eggert <eggert@twinsun.com> - - * fix-header.c (std_include_table): Remove bogus entry for popen - under stdio.h with ANSI_SYMBOL. popen is a POSIX2_SYMBOL. - -Fri Sep 5 17:19:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.md (movsf_ie+1): Typo fix. - -Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com) - - * v850: New directory for v850 port. - * v850/lib1funcs.asm: New file. - * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files. - * ginclude/va-v850.h: New file. - * varargs.h, stdarg.h: Include va-mn10200.h. - * configure.in (mn10200-*-*): New target. - * Makefile.in (USER_H): Add va-mn10200.h. - - * xm-svr4.h (SYS_SIGLIST_DECLARED): Define. - * mips/xm-news.h (SYS_SIGLIST_DECLARED): Define. - * mips/xm-sysv4.h (SYS_SIGLIST_DECLARED): Define. - -Fri Sep 5 03:50:15 1997 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md (fma patterns): Extend previous -mno-fused-madd - patch to DFmode patterns inadvertently omitted. - -Thu Sep 4 20:06:02 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE> - - * sparc.md: Add ultrasparc scheduling support. - * sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns. - -Wed Sep 3 20:56:24 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Define. - -Wed Sep 3 20:52:07 1997 Joel Sherrill <joel@OARcorp.com> - - * sh/rtems.h: New file. - -Wed Sep 3 17:30:36 1997 Stan Cox <coxs@dg-rtp.dg.com> - - * reg-stack.c (subst_stack_regs): Pop the stack register for a - computed goto which sets the same stack register. - -Wed Sep 3 17:30:36 1997 Jim Wilson <wilson@cygnus.com> - - * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic. - -Wed Sep 3 11:25:19 1997 Jeffrey A Law (law@cygnus.com) - - * pa.md (reload peepholes): Fix typo in last change. - -Wed Sep 3 03:02:02 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.md (movsi_ie): Move t/r alternative after r/r alternative. - -Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com) - - * cccp.c (sys_errlist): Remove special 4.4bsd declaration. - * collect2.c (sys_errlist): Likewise. - * cpplib.c (sys_errlist): Likewise. - * gcc.c (sys_errlist): Likewise. - * protoize.c (sys_errlist): Likewise. - * configure.in: Check for strerror. - * xm-freebsd.h (HAVE_STRERROR): Remove definition. - * xm-gnu.h (HAVE_STRERROR): Likewise. - * xm-linux.h (HAVE_STRERROR): Likewise. - * xm-netbsd.h (HAVE_STRERROR): Likewise. - * alpha/xm-linux.h (HAVE_STRERROR): Likewise. - * i386/xm-bsd386.h (HAVE_STRERROR): Likewise. - * i386/xm-cygwin32.h (HAVE_STRERROR): Likewise. - * i386/xm-dos.h (HAVE_STRERROR): Likewise. - * i386/xm-mingw32.h (HAVE_STRERROR): Likewise. - * pa/xm-pa.h (HAVE_STRERROR): Likewise. - * pa/xm-papro.h (HAVE_STRERROR): Likewise. - * rs6000/xm-cygwin32.h (HAVE_STRERROR): Likewise. - * rs6000/xm-sysv4.h (HAVE_STRERROR): Likewise. - - * collect2.c (SYS_SIGLIST_DECLARED): Renamed from - DONT_DECLARE_SYS_SIGLIST. - * mips-tfile.c (SYS_SIGLIST_DECLARED): Likewise. - * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition. - * xm-freebsd.h (DONT_DECLARE_SYS_SIGLIST): Likewise. - * alpha/xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition. - * i386/xm-bsd386.h (DONT_DECLARE_SYS_SIGLIST): Likewise. - * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Likewise. - * mips/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Likewise. - * rs6000/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Likewise. - * sparc/xm-sol2.h (DONT_DECLARE_SYS_SIGLIST): Likewise. - * configure.in: Check for sys_siglist declaration. - - * Makefile.in (libgcc2.a): Add missing "else true" clause. - (stage{1,2,3,4}-start): Likewise. - - * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions - are relative to the next instruction, not the current instruction. - -Tue Sep 2 14:15:32 1997 Jason Merrill <jason@yorick.cygnus.com> - - * toplev.c (xrealloc): Handle null ptr. - -Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU> - - * fixincludes: Permits spaces between # and define. Discard C++ - comments in sys/pci.h on HP/UX 10.20. - -Tue Sep 2 09:28:31 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record. - -Tue Sep 2 00:19:01 1997 Jason Merrill <jason@yorick.cygnus.com> - - * expr.c (expand_expr, case COND_EXPR): It's OK to merge two - SAVE_EXPRs. - -Mon Sep 1 23:36:45 1997 Jeffrey A Law (law@cygnus.com) - - * pa.c (restore_unscaled_index_insn_codes): New function. - (record_unscaled_index_insn_codes): Likewise. - (output_function_prologue): Call restore_unscaled_index_insn_codes. - (output_function_epilogue): Free memory for unscaled_index_insn_codes. - (pa_reorg): Call record_unscaled_index_insn_codes. - -Mon Sep 1 14:46:09 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.md (casesi_jump_1, casesi_jump2): Generate expanders. - (casesi_jump): Delete. - (casesi) Use gen_casesi_jump_1 and gen_casesi_jump2 instead of - gen_casesi_jump. - -Mon Sep 1 14:36:36 1997 Paul Eggert <eggert@twinsun.com> - - * sparc/sol2.h (CPP_SPEC): Add -D__STDC__=0 unless -ansi - or -traditional, for compatibility with Sun's practice. - * i386/sol2.h (CPP_SPEC), rs6000/sol2.h (CPP_SPEC): Likewise. - * configure.in ({sparc,i[3456]86,powerpcle}-*-solaris2*): - Set fixincludes=Makefile.in. - -Mon Sep 1 14:08:23 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * Makefile.in (config.status): Depend on version.c. - -Mon Sep 1 13:48:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * acconfig.h: Remove include of config2.h. - * configure.in: Build auto-config.h, not config.h, from autoconf data. - Add auto-conf.h in front of all other host_xm_file entries. - Make config.h, not config2.h, from host_xm_file. - * Makefile.in (auto-config.h): New rule; was config.h. - (distclean): Remove auto-config.h, not config2.h. - - * expr.c (do_jump_by_parts_equality_rtx): Try to do by IOR of - all the words. - -Mon Sep 1 13:07:36 1997 Bob Manson <manson@charmed.cygnus.com> - - * sparc/t-vxsparc (TARGET_LIBGCC2_CFLAGS): New definition. - (LIBGCC2_CFLAGS): Deleted. - * m68k/t-vxworks68: Likewise. - * i960/t-vxworks960: Likewise. - * a29k/t-vx29k: Likewise. - -Sun Aug 31 17:12:27 1997 Paul Eggert <eggert@twinsun.com> - - * real.c (EMULONG): Correct typo in spelling of HOST_BITS_PER_LONGLONG. - -Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com) - - * mips.md (movstrsi_internal[23]): Set insn type to "store" to - get more accurate schedules. - - * pa.md (reload_peepholes): Make sure operand is a REG before - examining REGNO. Allow general registers too. - -Thu Aug 28 12:34:56 1997 Doug Evans <dje@seba.cygnus.com> - - * reload1.c (reload_cse_no_longer_dead): Don't pass incremented regno - to SET_HARD_REG_BIT, it can be evaluated twice. - -Wed Aug 27 20:15:53 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh/elf.h: (LINK_SPEC): Use shlelf. - (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX, ASM_FILE_START): Redefine. - * sh/lib1funcs.asm (___ashrsi3, ___ashlsi3, ___lshrsi3): - Truncate shift count. Use braf if not SH1. - * sh.c (sfunc_uses_reg): No longer static. - Check for SImode inside the USE. - (shiftcosts, expand_ashiftrt, shl_sext_kind): - Use SH_DYNAMIC_SHIFT_COST. - (sh_dynamicalize_shift_p, output_branchy_insn): New functions. - (output_ieee_ccmpeq, mova_p, cache_align_p, fixup_aligns): Likewise. - (branch_offset, short_cbranch_p, med_branch_p): Likewise. - (braf_branch_p, align_length, fixup_addr_diff_vecs): Likewise. - (addr_diff_vec_adjust, get_dest_uid, gen_far_branch): Likewise. - (split_branches, regs_used, gen_block_redirect): Likewise. - (from_compare): Can't compare nonzero DImode constant directly. - Emit special code for TARGET_SH3E floating point with code == GE. - Force 0.0 into a register for SH3E. - (print_operand): Add ','. - Emit the actual comparison instruction. - (sh_builtin_saveregs): Save floating point registers in order that - allows pre-decrement. - (find_barrier): New arguments num_mova and mova. Changed caller. - When rewinding to before a mova, also restore the last found barrier. - Branch is now known to be shortened. - Prefer barriers where no new alignment is needed. - More generic alignment for cache lines. - Add checks for pieces of code that use more table space than their - own size. - Fix up the barrier we return so that the alignment will always be - after the table. - Remove limit adjustments for table alignment. - Handle PARALLELs correctly. - (machine_dependent_reorg): Add extra pass to split insns. - Don't scan instructions twice for broken moves. - Calculate insn length, call fixup_addr_diff_vecs. - Call split_branches. - Add alignment for loops and after BARRIERs. - Initialize max_uid_before_fixup_addr_diff_vecs. - Advance mdep_reorg_phase. - Clear insn_addresses. - (output_far_jump): Use braf and/or pre-allocated scratch register - when possible. - (expand_ashiftrt): Truncate shift count. - (push_regs): Push PR last. - (sh_expand_epilogue): Pop PR first. - (code_for_indirect_jump_scratch, mdep_reorg_phase): New variables. - (uid_align, uid_align_max): Likewise. - (max_uid_before_fixup_addr_diff_vecs, sh_addr_diff_vec_mode): Likewise. - (braf_label_ref_operand): New predicate. - (initial_elimination_offset): calculate offset from - RETURN_ADDRESS_POINTER_REGNUM starting with total_saved_regs_space. - (output_branch): Expect out-of-range condbranches to have been split. - * sh.md (rotlsi3_16): Named insn. - (rotlsi3): Rewritten to use superoptimizer patterns. - (adddi3, subdi3, ashrsi2_16, ashrsi2_31): Always split. - (movsi_i, movsi_ie): replace t/z alternative with t/r alternative. - Use pcload_si and load_si insn types. - (adddi3+1, subdi3+1, ashrsi2_16+1, ashrsi2_31+1) New define_splits. - (addc, subc, ashlsi_c): New insns. - (attribute "type"): New values dyn_shift, load_si, pcload_si, fmove, - jump_ind, arith3 and arith3b. - (function_unit "fp"): Take fmove into account. - (function_unit "int"): Uses one cycle for !dyn_shift. - (function_unit "memory"): Special case for load_si and pcload_si. - (attribute "in_delay_slot): handle pcload_si. - (cmpgtdi_t, cmpgedi_t, cmpgeudi_t, cmpgtudi_t): Type arith3. - (cmpsi+1, cmpeqdi_t) Type arith3b. - (movsf_ie, alternatives f/fGH/X, f/y/X, y/f/X): Type fmove. - (extendsidi2): Delete. - (cmpeqsi_t-2): Delete. (Redundant with movt.) - (*rotlhi3_8) Name. - (iorsi3, rotlsi3_1, rotlsi3_31, rotlsi3_16, (*rotlhi3_8): Type arith. - (ashlsi3_k, ashlhi3_ki, ashrsi2_16, ashrsi2_31, lshrsi3_m): Likewise. - (lshrsi3_k, lshrhi3_m, lshrhi3_k, ashldi3_k, lshrdi3_k): Likewise. - (ashrdi3_k, xtrct_left, xtrct_right, dect, mova, movt): Likewise. - (movt): Likewise. - (ashlsi3_d, ashrsi3_d, lshrsi3_d): Type dyn_shift. - (indirect_jump_scratch, *casesi_jump_1, *casesi_jump_2): Type jump_ind. - (ashlsi3, ashlsi3_n, lshrsi3, lshrsi3_n): Use sh_dynamicalize_shift_p. - (movsf_ie+1, movsf_ie+2): Exchange. - (cmpeqdi_t-1, cmpeqdi_t, cmpgtdi_t, cmpgedi_t): New insns. - (cmpgeudi_t, cmpgtudi_t, movsi_i_lowpart, ieee_ccmpeqsf_t): Likewise. - (cmpdi, movnegt): New define_expands. - (movsi_ie): Add y,y alternative. - (sge): Use it for ! TARGET_IEEE. Use special code for TARGET_IEEE. - (sle): Use sge. - (align_4, casesi_jump): Now define_expand. - (casesi_0, addr_diff_vec_adjust, align_log): New patterns. - (*casesi_jump_[12]): Likewise. - (casesi): Use casesi_0 and casesi_jump. - (casesi_worker): Depends on the mode used for the table. - (define_delay for cbranches): Test TARGET_SH2. - Changed all callers of from_compare. - (attribute "length"): Take use of braf and scratch registers into - account. - (indirect_jump_scratch, block_branch_redirect): New patterns. - (jump): Call output_far_jump for any jump larger than 4 bytes. - (inverse_branch_true, inverse_branch_false): Remove. - (bne, blt, ble, bltu, bleu): Canonicalize. - (attribute "cpu"): Remove "sh0" alternative. - * sh.h (ADJUST_COST): Lower cost of non-address sfunc dependencies. - Adjust cost of load_si / pcload_si insns when not used for call. - (enum reg_class): Move GENERAL_REGS after FPUL_REGS. - (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise. - (REGISTER_MOVE_COST): Add costs for fpul <-> mac, pr moves. - Fix to match default cost in regclass. Move to T reg not costly. - When checking for GENERAL_REGS, check for R0_REGS too. - (INITIALIZE_TRAMPOLINE): Include code for constant parts. - (SHIFT_COUNT_TRUNCATED): Not true for TARGET_SH3. - (CPP_SPEC): Define __sh1__ if no specific cpu is selected. - (FUNCTION_BOUNDARY): Align to cache line boundary. - (optimize, sh_addr_diff_vec_mode, machine_dependent_reorg): Declare. - (addr_diff_vec_adjust, code_for_indirect_jump_scratch): Declare. - (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Declare. - (output_ieee_ccmpeq, output_branchy_insn, sfunc_uses_reg): Declare. - (ASM_OUTPUT_ADDR_DIFF_ELT): Depends on sh_addr_diff_vec_mode. - (PREDICATE_CODES): Add braf_label_ref_operand and register_operand. - (IEEE_BIT, TAGET_IEEE, LOCAL_LABEL_PREFIX, ASSEMBLER_DIALECT): Define. - (CACHE_LOG, enum mdep_reorg_phase_e, TRAMPOLINE_ALIGNMENT): Define. - (SH_DYNAMIC_SHIFT_COST): Define. - (TARGET_SWITCHES): Remove -m0 entry. Add -mieee, -mno-ieee. - (OVERRIDE_OPTIONS): sh_cpu defaults to CPU_SH1. - Initialize sh_addr_diff_vec_mode. - (REG_ALLOC_ORDER): Move FP0 behind FP7. - Move all FP registers in front of the general registers. - (SECONDARY_OUTPUT_RELOAD_CLASS): Add case for MAC_REGS / PR_REGS. - When checking for GENERAL_REGS, check for R0_REGS too. - Fix direction of compares to {FIR,LA}ST_FP_REG. - (SECONDARY_INPUT_RELOAD_CLASS): check for fp_one_operand. - (ASM_OUTPUT_ALIGN_CODE, ASM_OUTPUT_LOOP_ALIGN, SH0_BIT): Delete. - (TARGET_SH0, PUSH_ROUNDING, TRAMPOLINE_TEMPLATE): Delete. - (TRAMPOLINE_ALIGN): Delete. - (processor_type): Remove PROCESSOR_SH0. - (ADJUST_INSN_LENGTH): Remove check for preceding BARRIER. - Adjust ADDR_DIFF_VECs. Add code for alignment instructions. - Check if insn needing a delay slot is already inside a SEQUENCE. - - * va-sh.h (__va_rounded_size): Delete. - (__LITTLE_ENDIAN_P, __SCALAR_TYPE, __PASS_AS_FLOAT): Define. - (va_arg): Unify big and little endian code. - Optimization for small integers. - - From Fred Fish: - * sh.h (INITIAL_ELIMINATION_OFFSET): Proper bracketing. - (REGNO_REG_CLASS, PREFERRED_RELOAD_CLASS): Likewise. - (SECONDARY_{OUTPUT,INPUT}_RELOAD_CLASS, LIBCALL_VALUE): Likewise. - (ROUND_ADVANCE, FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS): Likewise. - (FUNCTION_PROFILE, FUNCTION_EPILOGUE, RETURN_ADDR_RTX): Likewise. - (REGNO_OK_FOR_INDEX_P, EXTRA_CONSTRAINT_Q, MODE_DISP_OK_4): Likewise. - (GO_IF_LEGITIMATE_{INDEX,ADDRES}, LEGITIMIZE_ADDRESS): Likewise. - (CONST_COSTS, REGISTER_MOVE_COST, ASM_OUTPUT_CONSTRUCTOR): Likewise. - (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Likewise. - (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP, ASM_OUTPUT_LABEL): Likewise. - (ASM_OUTPUT_ALIGN), ASM_DECLARE_FUNCTION_NAME): Likewise. - (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_CASE_LABEL): Likewise. - (ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_VEC_ELT) Likewise. - (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT, ASM_OUTPUT_INT): Likewise. - (ASM_OUTPUT_SHORT, ASM_OUTPUT_CHAR, ASM_OUTPUT_BYTE): Likewise. - (ASM_OUTPUT_SKIP, FINAL_PRESCAN_INSN, PRINT_OPERAND): Likewise. - (PRINT_OPERAND_ADDRESS, HANDLE_PRAGMA, ADJUST_INSN_LENGTH): Likewise. - (PROMOTE_MODE): Likewise. - (ASM_GENERATE_INTERNAL_LABEL): Use LOCAL_LABEL_PREFIX. - (ASM_OUTPUT_INTERNAL_LABEL): Use %L. - * sh/elf.h: (ASM_OUTPUT_LABELREF): Use %U. - (ASM_GENERATE_INTERNAL_LABEL): Use LOCAL_LABEL_PREFIX. - (ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SOURCE_LINE): Use %L. - -Wed Aug 27 16:42:21 1997 Bob Manson (manson@cygnus.com) - - * t-h8300 (TARGET_LIBGCC2_CFLAGS): New definit. - (LIBGCC2_CFLAGS): Deleted. - * t-mn10200: Likewise. - -Wed Aug 27 17:10:51 1997 Jim Wilson <wilson@cygnus.com> - - * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in - last change. - -Wed Aug 27 15:19:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * dwarfout.c (dwarfout_start_new_source_file): Strip leading '*'s - from label names. - -Wed Aug 27 14:33:38 1997 Jim Wilson <wilson@cygnus.com> - - * reload.c (find_reloads, case '0'): Reject matching a non-offsettable - address where an offsettable address is required. - -Wed Aug 27 10:38:32 1997 Jeffrey A Law (law@cygnus.com) - - * reorg.c (dbr_schedule): Allow current_function_return_rtx - to be something other than a REG. - * function.c (expand_function_end): Fix current_function_return_rtx - if it was a pseudo. - - * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS. - * x-netbsd: Likewise - * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS - (INSTALL_HEADERS): Delete. - * x-dguxbcs: Likewise. - * x-hp3bsd44: Likewise - * x-pa: Likewise. - -Wed Aug 27 07:15:58 1997 Klaus Espenlaub <kespenla@hydra.informatik.uni-ulm.de> - - * configure.in (AC_PROG_CC, AC_PROG_MAKE_SET): Check for gcc before - testing for flex. - -Wed Aug 27 02:24:35 1997 Jim Wilson <wilson@cygnus.com> - - * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check - TYPE_DECL_IS_STUB instead of DECL_NAME. - - * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to - filenames. Use sed to extract base filename for install. - -Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com> - - * loop.c (combine_movables): Earlier insns don't match later ones. - - * c-decl.c (grokdeclarator): If array index or size calculations - overflow, issue an error. - * fold-const.c (int_const_binop): New static function. - (const_binop, size_binop): Call it. - -Tue Aug 26 17:51:56 1997 Jason Merrill <jason@yorick.cygnus.com> - - * collect2.c (main): Check SCAN_LIBRARIES instead of LDD_SUFFIX - to decide whether to always emit init and fini handles. - -Tue Aug 26 13:51:10 1997 Jim Wilson <wilson@cygnus.com> - - * stor-layout.c (layout_record): Test DECL_PACKED instead of - TYPE_PACKED to determine alignment. - - * combine.c (try_combine): Distribute REG_DEAD notes created for - i3dest_killed similar to the ones created for i2dest_in_i2src - and for i1dest_in_i1src. - -Tue Aug 26 11:36:34 1997 Jeffrey A Law (law@cygnus.com) - - * loop.c (check_final_value): Don't miss a biv increment in a - parallel. - - * loop.c (check_dbra_loop): If the loop biv is only used - for counting, then normalize it so that the initial - value is zero. - -Tue Aug 26 06:19:48 1997 Jason Merrill <jason@yorick.cygnus.com> - - * dwarfout.c (*_LABEL): Add initial '*'. - -Tue Aug 26 05:27:28 1997 Richard Henderson <rth@cygnus.com> - - * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1. - * configure.in (alpha-*-linux-gnulibc1): New target. - (alpha-*-linux-gnu*): Don't build crtbegin/end. - -Mon Aug 25 19:11:38 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> - - * reload1.c (reload_cse_simplify_operands): Fix typo. - -Mon Aug 25 19:04:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * c-typeck.c (common_type): Always prefer long double to double. - -Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com) - - * pa.c (secondary_reload_class): (mem (mem ... )) does not need - secondary reloads. - - * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the - store of the argument registers. - -Sun Aug 24 21:25:06 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> - - * reload1.c (reload_cse_mem_conflict_p, case MEM): Also check - for conflict with the address. - -Sat Aug 23 18:43:22 1997 Jim Wilson <wilson@cygnus.com> - - * acconfig.h (NEED_DECLARATION_CALLOC): Add. - * configure.in: Add GCC_NEED_DECLARATION call for calloc. - * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete - declarations. - - * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it. - * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef. - -Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com) - - * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns - around branch tables. - * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab - and .end_brtab directives if TARGET_GAS. - -Fri Aug 22 19:17:25 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * function.c (instantiate_virtual_regs_1, case ADDRESSOF): - New case. - (fix_lexical_addr): Handle (addressof (mem ...)). - -Thu Aug 21 17:56:06 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * reload.c (push_secondary_reload): If SECONDARY_MEM_NEEDED, - call get_secondary_mem for input before adding reload and - for output after. - (push_reload): Likewise. - -Thu Aug 21 15:57:03 1997 Jim Wilson <wilson@cygnus.com> - - * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test - block_stack before dereferencing it. - -Wed Aug 20 15:45:52 1997 Dave Love <d.love@dl.ac.uk> - - * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from - list. - -Wed Aug 20 15:30:36 1997 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.c (ix86_prologue, ix86_epilogue): New functions. - ({function,ix86_expand}_{pro,epi}logue, ix86_expand_prologue): - Use ix86_prologue. - -Wed Aug 20 14:57:11 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate. - -Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com> - - * cplus-dem.c: Add 'extern' to prepends_underscore. - -Tue Aug 19 15:46:30 1997 Jeffrey A Law (law@cygnus.com) - - * mips/r3900.h (SUBTARGET_CC1_SPEC): Remove some unnecessary stuff. - (MIPS_CPU_STRING_DEFAULT, MIPS_ISA_DEFAULT): Define. - -Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com> - - * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR - reloads to RELOAD_FOR_OPERAND_ADDRESS reloads. - -Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com> - - * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single - quotes around the name. - -Mon Aug 18 17:26:42 1997 Doug Evans <dje@cygnus.com> - - * mips.md (movsi_ulw,movsi_usw,loadgp): Give unspec a mode. - -Mon Aug 18 11:05:17 1997 Jeffrey A Law (law@cygnus.com) - - * mips/r3900.h (TARGET_DEFAULT): Turn on MASK_MIPS3900. - -Sun Aug 17 14:39:18 1997 Gavin Koch (gavin@cygnus.com) - - * mips/elf.h (PREFERRED_DEBUGGING_TYPE): Only set if not already set. - * mips.c (TARGET_{SINGLE,SOFT}_FLOAT): Make sure both aren't set. - (PROCESSOR_R3900): Set flag from option. - * mips.h: Add m3900 option. - ({PROCESSOR,TARGET,MASK}_R3900): Define. - (GENERATE_{BRANCHLIKELY,MADD,MULT3): Likewise. - (debugj,MASK_DEBUG_J): Delete to make room for m3900. - (BRANCH_LIKELY_P): Redefine to include 3900. - (GAS_ASM_SPEC,CC1_SPEC): Add m3900 option. - (RTX_COSTS): Add 3900. - * mips.md: Add 3900, including three op madd and mult. - * configure.in (mipstx39{,el}-*-elf*): New cases. - * mips/r3900.h: New file. - -Fri Aug 15 07:34:12 1997 Richard Earnshaw (rearnsha@arm.com) - - * arm.md (umulsi3_highpart, smulsi3_highpart): Add extra reloading - alternatives. - -Fri Aug 15 07:34:12 1997 Torbjorn Granlund <tege@tege.pdc.kth.se> - - * arm.md (umulsi3_highpart, smulsi3_highpart): New patterns. - * arm.c (arm_rtx_costs, case TRUNCATE): New case. - -Fri Aug 15 06:40:03 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * genemit.c (main): Write an include for flags.h. - * genoutput.c (main): Likewise. - - * alpha.c (override_options): Turn off byte insns for cpu=ev4 or ev5. - - * alpha.md (allocate_stack): If stupid reg allocation, add USE - for loop variable. - - * fold-const.c (fold, compare cases): Add calls to `fold' to - previous change. - -Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com> - - * rtl.h ({SET,}ADDRESSOF_DECL): op 1 of ADDRESSOF is now the decl. - * function.c (put_var_into_stack, gen_mem_addressof, - put_addressof_into_stack): Adjust. - - * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable - again for the slot after we give it RTL. - (expand_expr, case VAR_DECL): Lose gen_mem_addressof case. - -Wed Aug 13 17:29:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * c-lex.c (check_newline): Pass finput again to HANDLE_PRAGMA. - -Wed Aug 13 16:51:35 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> - - * reload1.c (reload_cse_simplify_operands): New function. - (reload_cse_no_longer_dead,reload_cse_delete_death_notes): Likewise. - (no_longer_dead_regs): New static variable. - (reload_cse_simplify_set): Now returns int. - Don't delete death notes on previous insns, call - reload_cse_no_longer_dead instead. - Call validate_change with nonzero value for in_group. - (reload_cse_noop_set_p): Don't delete death notes on previous insns, - call reload_cse_no_longer_dead instead. - (reload_cse_regs): Initialize no_longer_dead_regs and call - reload_cse_delete_death_notes as appropriate. - Call apply_change_group after calling reload_cse_simplify_set. - Call reload_cse_simplify_set on elements of a PARALLEL. - Call reload_cse_simplify_operands if reload_cse_simplify_set could - not simplify things. - -Wed Aug 13 16:18:42 1997 Douglas Rupp <rupp@gnat.com> - - * vms.h (LINK_SPEC): Echo -shared, not -share, to linker. - -Wed Aug 13 12:51:11 1997 Richard Stallman <rms@psilocin.gnu.ai.mit.edu> - - * m68k.md: Add braces to clarify nesting. - -Wed Aug 13 12:51:11 1997 Jason Merrill <jason@yorick.cygnus.com> - - * calls.c (expand_call): Use assign_temp and mark_addressable - instead of calling gen_mem_addressof directly. - -Wed Aug 13 12:40:15 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * Makefile.in (install-man): Add missing $(exeext). - - * configure.in (alpha*-dec-osf*): Merge various cases; - split off version-specific files in new case statement. - Include osf2or3.h even for OSF1.2. - - * alpha.c (NUM_ARGS): New macro. - (CURRENT_FUNCTION_ARGS_INFO): Deleted. - (alpha_builtin_saveregs): Use new macro. - (function_arg): Deleted. - (alpha_arg_type, alpha_arg_info_reg_val): New functions. - * vms.h (enum avms_arg_type, avms_arg_info): New types. - (CUMULATIVE_ARGS, INIT_CUMULATIVE_ARGS): Update definitions - to use new types. - (SETUP_INCOMING_VARARGS): Likewise. - (FUNCTION_ARG{,_PARTIAL_NREGS}, FUNCTION_ARG_ADVANCE): Likewise. - Only update CUM in FUNCTION_ARG_ADVANCE. - -Tue Aug 12 19:27:32 1997 Philippe De Muyter <phdm@info.ucl.ac.be> - - * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR, - as initial value for real_label_map. - (copy_for_inline): Likewise. - -Tue Aug 12 16:15:36 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * rtl.h (BYTECODE_LABEL): Use XSTR, not XEXP. - - * calls.c (expand_calls): Properly call any_pending_cleanups. - -Tue Aug 12 12:18:01 1997 Jason Merrill <jason@yorick.cygnus.com> - - * function.c (purge_addressof_1): Add force argument. - (purge_addressof): If there are any ASM_OPERANDS in an insn, always - put ADDRESSOFs into the stack. - - * function.c (setjmp_protect): See through addressof. - (setjmp_protect_args): Likewise. - * calls.c (expand_call): For now, only use addressof if the type - doesn't promote. - * function.c (put_var_into_stack): Likewise. - * expr.c (expand_expr): Likewise. - * toplev.c (rest_of_compilation): Check inlineable instead of - DECL_INLINE. - * function.c (purge_addressof_1): Try recognizing the insn with - and without the SUBREG. If it doesn't work, just put the REG into - the stack. - (gen_mem_addressof): Set the mode of the MEM to the mode of the type. - (put_var_into_stack): Don't be fooled by addressof in an enclosing - scope. - -Sun Aug 10 22:19:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * explow.c (probe_stack_range): Add USE for test_addr if -O0. - -Sun Aug 10 22:15:40 1997 Jason Merrill <merrill@churchy.gnu.ai.mit.edu> - - * toplev.c (rest_of_compilation): Move purge_addressof before loop. - -Sun Aug 10 15:25:51 1997 Jim Wilson <wilson@cygnus.com> - - * toplev.c (main): In -g handling code, add code to set len. - - * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN - has integer TYPE_{MAX,MIN}_VALUE before using them. - - * alpha.md (extendqihi2): Use HImode not QImode in force_reg call. - -Sun Aug 10 16:47:34 1997 Nick Burrett <nick.burrett@btinternet.com> - - * arm/aof.h (COMMON_SECTION): New macro, define common_section. - (EXTRA_SECTION_FUNCTIONS): Add COMMON_SECTION. - (EXTRA_SECTIONS): Add in_common. - (ASM_OUTPUT_COMMON): Call common_section() to indicate we've - changed areas. - -Sat Aug 9 20:04:35 1997 Jim Wilson <wilson@cygnus.com> - - * dwarf2out.c (gen_subprogram_die): Handle redefinition of an - extern inline function. - -Sat Aug 9 13:01:06 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000/sysv4.h (*_SPEC): Add support for -mads and -myellowknife. - Use a common crt0.o for all embedded platforms. Use --start-group - and --end-group instead of -( and -) to allow better cut and pasting - when debugging the linker. Set default start for MVME text. - (TARGET_SWITCHES): Add -mads and -myellowknife. - -Fri Aug 8 20:12:43 1997 Per Bothner <bothner@cygnus.com> - - * dwarf2out.c (gen_enumeration_type_die): - Make code work for a tag name, without a TYPE_STUB_DECL. - (gen_struct_or_union_type_die): Likewise. - -Fri Aug 8 18:10:40 1997 Marc Lehmann <pcg@goof.com> - - * i386/go32.h (HAS_INIT_SECTION, HAVE_ATEXIT): New macros. - -Fri Aug 8 17:30:22 1997 H.J. Lu <hjl@gnu.ai.mit.edu> - - * i386.c (output_pic_addr_const, case PLUS): Emit the constant first. - -Fri Aug 8 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com> - - * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list - template. - - * reg-stack.c (compare_for_stack_reg): Swap only if the source and - destination are both on the regstack. - (subst_stack_regs_pat): Put the destination at the top of the regstack. - -Fri Aug 8 17:03:21 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> - - * i386.md (pop): pop increments the stack pointer. - (prologue_set_stack_ptr): New pattern. - * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr - instead of subsi3. - -Fri Aug 8 17:00:36 1997 Paul Eggert <eggert@twinsun.com> - - * gansidecl.h, halfpic.h (STDIO_PROTO): Remove. - * bitmap.h, c-tree.h, output.h, reload.h, rtl.h (STDIO_PROTO): - Replace with PROTO in include files. - * bc-emit.c: Include <stdio.h> before include files that formerly - used STDIO_PROTO. - * bc-optab.c, c-common.c, c-decl.c, caller-save.c, calls.c: Likewise. - * convex.c, i860.c, mips.c, spur.c, tahoe.c, emit-rtl.c: Likewise. - * explow.c, expmed.c, expr.c, genattrtab.c, halfpic.c: Likewise. - * jump.c, optabs.c, profile.c, recog.c, regclass.c: Likewise. - * rtlanal.c, sdbout.c, unroll.c: Likewise. - * genattrtab.c (main): Generate files that include <stdio.h> - before including files that formerly used STDIO_PROTO. - * genemit.c (main), genextract.c (main), genopinit.c (main): Likewise. - * genoutput.c (output_prologue), genpeep.c (main): Likewise. - * genrecog.c (main): Likewise. - * halfpic.h (PROTO): Use "gansidecl.h" to define this instead. - (half_pic_finish): Declare without prototype; FILE isn't defined. - - * bitmap.c, c-aux-info.c, c-lex.c: Include "config.h" first. - * c-parse.in, c-pragma.c, 1750a.c, a29k.c, alpha.c: Likewise. - * arm.c, clipper.c, dsp16xx.c, elxsi.c, fx80.c, gmicro.c: Likewise. - * h8300.c, i370.c, i386.c, i386/winnt.c, i960.c: Likewise. - * m32r.c, m68k.c, m88k.c, mn10200.c, mn10300.c, ns32k.c: Likewise. - * pa.c, pdp11.c, pyr.c, romp.c, rs6000.c, sparc.c, vax.c: Likewise. - * we32k.c, cppmain.c, dbxout.c, flow.c, fold-const.c: Likewise. - * gcc.c, gcov.c, global.c, integrate.c, local-alloc.c: Likewise. - * loop.c, mips-tdump.c, mips-tfile.c, objc-act.c: Likewise. - * real.c, reg-stack.c, reload.c, reload1.c, reorg.c, sched.c: Likewise. - * stupid.c, tree.c, varasm.c, xcoffout.c: Likewise. - -Fri Aug 8 14:52:35 1997 Jason Merrill <jason@yorick.cygnus.com> - - * function.c (fixup_stack_1): Stack slots can also be relative to - the frame or stack pointers. - -Fri Aug 8 14:13:49 1997 Richard Henderson <richard@gnu.ai.mit.edu> - - * dwarf2out.c (reg_loc_descriptor): Fix prototype. - (concat_loc_descriptor): New function. - (loc_descriptor): Call it. - (add_AT_location_description): Also elide the descriptor if both - halves of a CONCAT are pseudos. - (add_location_or_const_value_attribute): Recognize CONCAT too. - -Fri Aug 8 06:36:29 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> - - * c-common.c (if_stack{,_space,_pointer}): New static variables. - (c_expand_{start_cond,start_else,end_cond}): New functions. - * c-parse.in (compstmt_count): New static variable. - (compstmt_start): New rule. - (compstmt): Use new rule. - (do_stmt_start): Update compstmt_count. - (simple_if, stmt): Use new versions of start_cond, start_else, - and end_cond. - -Thu Aug 7 15:35:25 1997 Jim Wilson <wilson@cygnus.com> - - * mips/iris6.h (TARGET_LONG64): Don't define here. - * mips.c (override_options): Set MASK_LONG64 for ABI_64. - - * mips.c (function_prologue): Don't emit ".ent", ".frame", - ".mask", ".fmask" if flag_inhibit_size_directive is true. - (function_epilogue): Don't emit ".end" if - flag_inhibit_size_directive is true. - - * mips/iris6.h (STARTFILE_SPEC, LIB_SPEC): Move - -L/usr/lib{32,64}/mips? from STARTFILE_SPEC to LIB_SPEC. - -Thu Aug 7 13:14:21 1997 Torbjorn Granlund <tege@tunnis.tmg.se> - - * fold-const.c (fold): Optimize unsigned x <= 0x7fffffff. - -Thu Aug 7 12:46:31 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * explow.c (convert_memory_address, case LABEL_REF): Copy - LABEL_REF_NONLOCAL_P. - - * expr.c (store_constructor): Use CONST0_RTX macro, not always - the integer version, when clearing a register. - - * varasm.c (output_constructor): Correctly check for - multi-word constant. - -Thu Aug 7 10:04:42 1997 Douglas Rupp <rupp@gnat.com> - - * alpha/vms-tramp.asm: New file. - - * gcc.c (execute): Don't allow -pipe on VMS. - - * alpha.c (vmskrunch): Don't strip off trailing digits. - (vms_valid_decl_attribute_p): New function. - * alpha/vms.h (TRAMPOLINE_TEMPLATE): Add another quadword of zeros. - (TRAMPOLINE_SIZE): Now 32 bytes. - (INITIALIZE_TRAMPOLINE): Put FNADDR at offset 16, CXT at 24. - (DBX_DEBUGGING_INFO, ASM_FORMAT_PRIVATE_NAME): Always undefine. - (STARTFILE_SPEC): Likewise. - (PREFERRED_DEBUGGING_TYPE): Define to be Dwarf-2. - (VALID_MACHINE_DECL_ATTRIBUTE, ASM_OUTPUT_SECTION{,_NAME}): New macros. - (ASM_OUTPUT_ALIGN{,ED_COMMON}): Redefine. - (LINK_SPEC): Pass -share and -v. - (ENDFILE_SPEC, LIBGCC2_SPEC): Don't redefine. - -Thu Aug 7 06:21:47 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> - - * Eliminate most -Wswitch warnings. - * c-common.c (binary_op_error): Add default case to switch. - (shorten_compare, truthvalue_conversion): Likewise. - * c-iterate.c (collect_iteratores): Likewise. - * c-typeck.c (comptypes, build_component_ref): Likewise. - (build_binary_op, lvalue_p, build_unary_op): Likewise. - (build_modify_expr, initializer_constant_valid_p): Likewise. - (c_expand_return): Likewise. - * calls.c (calls_function_1): Likewise. - * combine.c (find_split_point, simplify_rtx): Likewise. - (simplify_if_then_else, simplify_logical): Likewise. - (extract_left_shift, make_compound_operation, force_to_mode): Likewise. - (known_cond, nonzero_bits, num_sign_bit_copies): Likewise. - (merge_outer_ops, simplify_shift_const, simplify_comparison): Likewise. - (reversible_comparison_p, mark_used_regs_combine): Likewise. - * convert.c (convert_to_integer): Likewise. - * cse.c (canon_hash, exp_equiv_p): Likewise. - (set_nonvarying_address_components, canon_reg): Likewise. - (simplify_unary_operation, simplify_plus_minus): Likewise. - (simplify_relational_operation, fold_rtx): Likewise. - (cse_process_note, count_reg_usage): Likewise. - * dbxout.c (dbxout_symbol): Likewise. - * dwarf2out.c (lookup_cfa_1, print_die): Likewise. - * emit_rtl.c (copy_rtx_if_shared, reset_used_flags): Likewise. - * explow.c (plus_constant_wide, convert_memory_address): Likewise. - (promote_mode, emit_stack_save, emit_stack_restore): Likewise. - * expmed.c (expand_divmod, emit_store_flag): Likewise. - * expr.c (queued_subexp_p, is_zeros_p, safe_from_p): Likewise. - (bc_expand_expr, preexpand_calls, convert_move): Likewise. - * final.c (get_attr_length, final_scan_insn): Likewise. - (walk_alter_subreg, alter_cond): Likewise. - * flow.c (jmp_uses_reg_or_mem, mark_used_regs): Likewise. - * fold-const.c (operand_equal_p, twoval_comparison_p): Likewise. - (eval_subst, invert_truthvalue, range_binop): Likewise. - (make_range, fold): Likewise. - * function.c (fixup_var_refs_1, instantiate_virtual_regs_1): Likewise. - * genattrtab.c (attr_copy_rtx, make_canonical): Likewise. - (encode_units_mask, simplify_test_exp): Likewise. - (find_and_mark_used_attributes, write_test_expr): Likewise. - (simplify_with_current_value_aux, clear_struct_flag): Likewise. - (count_sub_rtxs, gen_insn walk_attr_value): Likewise. - (copy_rtx_unchanging): Likewise. - * genconfig.c (walk_insn_part): Likewise. - * genextract.c (walk_rtx): Likewise. - * genoutput.c (scan_operands): Likewise. - * genpeep.c (match_rtx): Likewise. - * genrecog.c (add_to_sequence): Likewise. - * integrate.c (copy_for_inline, copy_rtx_and_substitute): Likewise. - (subst_constants): Likewise. - * jump.c (duplicate_loop_exit_test, comparison_dominates_p): Likewise. - (mark_jump_label, rtx_renumbered_equal_p): Likewise. - (rtx_equal_for_thread_p): Likewise. - * local-alloc.c (memref_referenced_p): Likewise. - * loop.c (record_excess_regs, reg_in_basic_block_p): Likewise. - (get_condition, replace_call_address): Likewise. - (count_nonfixed_reads, find_and_verify_loops, find_mem_givs): Likewise. - (maybe_eliminate_biv_1, invariant_p, simplify_giv_expr): Likewise. - * optabs.c (emit_float_lib_cmp): Likewise. - * print-tree.c (print_node): Likewise. - * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise. - * reload.c (subst_reg_equivs, find_reloads_address_1): Likewise. - (refers_to_regno_for_reload_p, find_equiv_reg): Likewise. - * reload1.c (set_label_offsets, eliminate_regs): Likewise. - (scan_paradoxical_subregs, count_occurrences): Likewise. - * rtl.c (copy_rtx, copy_most_rtx): Likewise. - * rtlanal.c (rtx_varies_p, rtx_addr_can_trap_p): Likewise. - (reg_mentioned_p, reg_referenced_p, modified_between_p): Likewise. - (modified_in_p, refers_to_regno_p, volatile_insn_p): Likewise. - (volatile_refs_p, side_effects_p): Likewise. - (inequality_comparison_p, replace_regs): Likewise. - * sched.c (sched_analyze_2): Likewise. - * stmt.c (expand_return): Likewise. - * tree.c (staticp, unsave_expr_now, contains_placeholder_p): Likewise. - (substitute_in_expr, build_type_attribute_variant): Likewise. - (simple_cst_equal): Likewise. - * unroll.c (remap_split_bivs): Likewise. - * varasm.c (const_hash, compare_constant_1): Likewise. - (decode_rtx_const, output_addressed_constants): Likewise. - (output_constant): Likewise. - * print-tree.c (print_node): Convert switch with one case into an if. - * sched.c (memrefs_conflict_p): Likewise. - * genrecog.c (write_tree_1): Output default case for every switch. - - * profile.c (output_arc_profiler) [SMALL_REGISTER_CLASSES]: - Apply PATTERN only to insns. - -Thu Aug 7 06:13:20 1997 Robert Lipe <robertl@dgii.com> - - * i386/t-sco5 (libgcc2-elf.a): Resync with Makefile.in. - -Wed Aug 6 19:28:05 1997 Jim Wilson <wilson@cygnus.com> - - * dwarf2out.c (build_abbrev_table): Use xrealloc not xmalloc. - -Wed Aug 6 12:57:24 1997 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (output_call_frame_info): Always emit the info. - (dwarf2out_frame_debug): We can initialize the temp reg in the - epilogue, too. - - * rtl.def: Add ADDRESSOF. - * rtl.h (ADDRESSOF_TYPE, SET_ADDRESSOF_TYPE): New macros. - * Makefile.in (mostlyclean): Remove *.addressof. - * toplev.c (rest_of_compilation): Set DECL_DEFER_OUTPUT on - non-nested inlines. Run purge_addressof after CSE. - (various): Add .addressof RTL dump file. - * rtl.c (copy_rtx): No need to copy ADDRESSOF. - * reload1.c (eliminate_regs): Elide ADDRESSOF. - * recog.c (general_operand): (MEM (ADDRESSOF ())) is a valid operand. - So is (ADDRESSOF ()). - (memory_address_p): (ADDRESSOF ()) is a valid memory address. - * integrate.c (expand_inline_function): If the structure_value_addr - is an ADDRESSOF, we can use it as a constant. - (copy_rtx_and_substitute): Copy a '0' operand over unchanged. - * function.c (fixup_var_refs_1): Remove (ADDRESSOF (MEM ())). - (gen_mem_addressof): New fn. - (put_addressof_into_stack): New fn. - (purge_addressof_1): New fn. - (purge_addressof): New fn. - (instantiate_decl): Don't bother looking into an ADDRESSOF. - (put_var_into_stack): Call gen_mem_addressof for local REGs instead - of calling put_reg_into_stack. - * expr.c (expand_expr, case TARGET_EXPR): Put the temp in a register - if it will fit. - (expand_expr, case ADDR_EXPR): Call gen_mem_addressof to take the - address of a REG. - * explow.c (memory_address): An ADDRESSOF is a valid memory address. - * dwarfout.c (location_or_const_value_attribute): Handle ADDRESSOF. - * dwarf2out.c (add_location_or_const_value_attribute): Handle - ADDRESSOF. - * cse.c (FIXED_BASE_PLUS_P): Add ADDRESSOF. - (NONZERO_BASE_PLUS_P): Add ADDRESSOF. - (canon_hash): Ignore '0' operands. - (find_best_addr): Don't try to replace an ADDRESSOF. - (fold_rtx): If our address has a const equiv of an ADDRESSOF, use it. - * calls.c (expand_call): Put the struct value in a register if - it fits. - -Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com> - - * mips.c (function_arg): Handle passing a struct - containing a double in a DFmode register without the PARALLEL. - -Tue Aug 5 12:27:31 1997 Doug Evans <dje@cygnus.com> - - * configure.in (sparc-*-solaris2): Set float_format to i128. - * config/float-i128.h: New file. - -Mon Aug 4 17:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * combine.c (try_combine): If have PARALLEL of independent SETs - and have cc0, ensure insn using CC0 come first. - -Mon Aug 4 15:22:41 1997 Mike Meissner <meissner@cygnus.com> - - * rs6000/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Undef for System V - environments. - -Mon Aug 4 12:34:41 1997 Philip Blundell <pb@nexus.co.uk> - - * configure.in (arm-*-aout): Set tmake_file correctly. - -Mon Aug 4 08:06:48 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> - - * reload.c (find_reloads_address_1): Don't pass VOIDmode for an - integer argument of push_reload. - - * rtlanal.c (may_trap_p): Fix unintended fall-through so divisions by - nonzero constants are handled properly. Return 1 for FP divisions. - -Mon Aug 4 06:52:20 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * c-common.c (check_format_info): Store each flag character only - once in the flag_chars array. - -Sun Aug 3 21:57:31 1997 Jim Meyering <meyering@eng.ascend.com> - - * objc/Make-lang.in (objc/*.o): Depend on $(GCC_PASSES). - -Sun Aug 3 21:54:51 1997 Nick Burrett <n.a.burrett@btinternet.com> - - * cpplib.c (cpp_start_read): Recognize suffixes 'cp' and 'c++'. - -Sun Aug 3 19:18:27 1997 Ralf Baechle <ralf@uni-koblenz.de> - - * Makefile.in (mostlyclean): Remove libgcc1-test. - -Sun Aug 3 19:10:27 1997 Klaus Espenlaub <kespenla@hydra.informatik.uni-ulm.de> - - * Makefile.in (T): Move to place where it can be overridden. - (install_common): Fix permissions of specs and EXTRA_PARTS files. - -Sun Aug 3 19:07:04 1997 Jan-Jaap van der Heijden <J.J.vanderHeijden@student.utwente.nl> - - * gcc.c (default_compilers): Add default entries for Pascal. - -Sun Aug 3 18:38:41 1997 Richard Henderson <rth@cygnus.com> - - * alpha.c (alpha_return_addr): New function. - (output_epilog): Zero alpha_return_addr_rtx. - * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr. - -Sun Aug 3 17:27:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * Makefile.in (INSTALL): Build in $(srcdir). - - * config/linux.h (DEFAULT_VTABLE_THUNKS): New macro. - -Sun Aug 3 17:18:31 1997 Richard Earnshaw (rearnshaw@cambridge.arm.com) - - * expr.c (expand_builtin, case BUILT_IN_RETURN_ADDRESS): Emit warning - if return address cannot be determined. - -Sun Aug 3 17:04:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> - - * stupid.c (stupid_life_analysis): If function receives non-local - goto, don't let any registers live across calls. - - * fold-const.c (merge_ranges): Make sure that if one range is subset - of another, it will always be the second range. Correct (+,-) case to - account for this. - -Sun Aug 3 16:48:30 1997 Paul Eggert <eggert@twinsun.com> - - * c-lex.c (yylex): Remove duplicate check on high bit before - invoking int_fits_type_p. - -Sun Aug 3 16:44:41 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> - - * reload.c (find_equiv_reg): If goal is a pseudo that got memory, a - store into memory makes it invalid. This was handled in the single - set case, but missing in the PARALLEL case. - -Sun Aug 3 09:13:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * expr.c (store_field): Return quickly if EXP is ERROR_MARK. - - * c-typeck.c (unary_complex_lvalue): Don't warn about COMPOUND_EXPR - or COND_EXPR if FUNCTION_TYPE. - - * alpha.h (ASM_SPEC): Add -O0. - - * expr.h (clear_storage): Now returns rtx. - (emit_block_move): Likewise; delete duplicate declaration. - * expr.c (clear_storage, emit_block_move): Return address of - dest if calling memset/memcpy. - (expand_builtin, BUILT_IN_MEM{CPY,SET}): Return value from - clear_storage or emit_block_move if present. - - * c-decl.c (start_function): Reset immediate_size_expand on - error return. - -Sat Aug 2 18:50:43 1997 Paul Eggert <eggert@twinsun.com> - - * tree.c (int_fits_type_p): Negative ints never fit unsigned - types, and unsigned ints with top-bit-set never fit signed types. - -Sat Aug 2 16:25:43 1997 Per Bothner <bothner@frobnitz.gnu.ai.mit.edu> - - * Makefile.in (EXTRA_C_OBJS): Removed. - (C_AND_OBJC_OBJS): New. Subsumes EXTRA_C_OBJS and OBJC_CCOMMON. - * objc/Make-lang.in (OBJC_CCOMMON): Removed. - -Sat Aug 2 16:11:57 1997 Doug Evans <dje@cygnus.com> - - * configure.in: Build .gdbinit for top level build dir here. - (AC_OUTPUT): Pass oldstyle_subdirs to configure.lang. - * configure.lang: Fix building of .gdbinit for oldstyle lang subdirs. - -Sat Aug 2 13:48:15 1997 Ken Raeburn <raeburn@cygnus.com> - - * cse.c (cse_insn): Ignore paradoxical SUBREGs unless we are - looking for such. - -Sat Aug 2 13:25:33 1997 Tristan Gingold (gingold@email.enst.fr) - - * calls.c (expand_call): If -fcheck-memory-usage, use pseudo-register, - check indirectly called function is executable, and set rights of - memory for aggregate as write only. - (store_one_arg): If -fcheck-memory-usage, set rights for pushed - stack argument. - * c-decl.c (init_decl_processing): Add - __builtin_aggregate_incoming_address. - * explow.c (expr_size): Call expand_expr with appropriate flag. - * expr.c (expand_builtin, case BUILT_IN_AGGREGATE_INCOMING_ADDRESS): - New case. - (expand_assignment, expand_expr, emit_push_insn, store_expr): - Insert calls to chkr_check_addr, chkr_set_right, and chkr_copy_bitmap - when -fcheck-memory-usage. - (get_push_address, get_memory_usage_from_modifier): New functions. - * expr.h: Add expand_modifier flags. - (chkr_*_libfunc): New decls. - (memory_use_mode): New declaration. - * flags.h (flag_check_memory_usage, flag_prefix_function_name): New - declaration. - * function.c (put_var_into_stack, assign_parms): If - -fcheck-memory-usage, set the rights of pushed variable. - * optabs.c (chkr_{check_addr,set_right}_libfunc): New definitions. - (chkr_{copy_bitmap,check_exec}_libfunc): Likewise. - (init_optabs): Initialize these chkr_*_libfunc. - * stmt.c (expand_computed_goto): If -fcheck-memory-usage, check that - computed address of a goto is executable. - (expand_asm, expand_asm_operands): If -fcheck-memory-usage, - disallow asm statements. - * toplev.c (flag_check_memory_usage, flag_prefix_function_name): New - variable. - (f_options): Add `check-memory-usage' and `prefix_function_name'. - (main): Disable `-fomit-frame-pointer' if `-fcheck-memory-usage' is set - and the machine can't debug without the frame pointer. - * tree.h (built_in_function): Add BUILT_IN_AGGREGATE_INCOMING_ADDRESS. - * varasm.c (make_function_rtl, make_decl_rtl): Add a prefix when - flag_prefix_function_name_usage is set. - (assemble_name): Strip the CHKR_PREFIX. - * alpha.c (alpha_builtin_saveregs): If -fcheck-memory-usage, - set rights of saved registers. - * clipper.c (clipper_builtin_saveregs): Likewise. - * m88k.c (m88k_builtin_saveregs): Likewise. - * pa.c (hppa_builtin_saveregs): Likewise. - * sparc.c (sparc_builtin_saveregs): Likewise. - -Sat Aug 2 08:01:12 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * c-decl.c (grokdeclarator): Give error for `long double' and - refine text of some error messages. - - * alpha.h (FLOAT_VALUE_TYPE, INTIFY, FLOATIFY, FLOAT_ARG_TYPE): Define. - * i860.h (FLOAT_VALUE_TYPE): Fix typo; was FLOAT_TYPE_VALLUE. - - * calls.c (store_one_arg): Allow stack_slot to be SP in - ARGS_GROW_DOWNWARD case. - - * c-decl.c (parmlist_tags_warning): Only suppress warning on - union if anonymous. - - * libgcc2.c (_trampoline): Rework last change; both getpagesize - and mprotect are in cygwin32. - - * reload1.c (reload): Add IN_ADDR to IN_ADDR_ADDR when computing - needs since they conflict. - - * print-rtl.c (indent): Move to file level; was static in print_rtx. - (print_inline_rtx): New function. - * reload.c (debug_reload): Rework to make output more compact. - - * dwarfout.c (output_compile_unit_die): Add support for Pascal. - * dwarf2out.c (gen_compile_unit_die): Likewise. - - * c-typeck.c (lvalue_p, case BIND_EXPR, RTL_EXPR): Return 1 if array. - - * Makefile.in (OBJC_OBJC): Delete from here. - - * varasm.c (compare_constant_1, case STRING_CST): Compare TYPE_MODE. - (record_constant_1, case STRING_CST): Record TYPE_MODE. - - * tree.c (contains_this_placeholder_p): Delete. - (contains_placeholder_p): Now contains code from above function. - (contains_placeholder_p, case 'r'): Don't look at offset info. - * expr.c (expand_expr, case PLACEHOLDER_EXPR): Find innermost - matching and don't check contains_placeholder_p. - -Fri Aug 1 17:15:07 1997 Per Bothner <bothner@cygnus.com> - - * objc/objc-act.c (lang_init): Don't check_newline #if USE_CPPLIB. - * c-lex.c (lang_init): Remove (recently moved here). - * c-lang.c (lang_init): Restore, but add #if !USE_CPPLIB. - -Fri Aug 1 11:26:45 1997 Jeffrey A Law (law@cygnus.com) - - * pa.c (pa_reorg): Explode ADDR_DIFF_VEC insns too. - -Thu Jul 31 19:37:22 1997 Ian Lance Taylor <ian@cygnus.com> - - * libgcc2.c (getpagesize): Don't compile if __CYGWIN32__. - -Thu Jul 31 16:04:42 1997 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.c (output_to_reg, output_fix_trunc): Use scratch memory, - if available, instead of dynamically extending the stack. - (put_condition_code, print_operand): Added reverse_cc to reverse the - comparison when $ah is accessed directly instead of using eflags - - * i386.md (*trunc*): Use scratch memory for output_fix_trunc. - (movsicc_1, movhicc_1) Change alternative 3 to: - jCC L1; mov; jmp L2; L1:mov; L2: - (movsfcc, movdfcc, movxfcc): Force constant operands to memory. - (movsfcc_1, movdfcc_1, movxfcc_1): Change alternative 3 as above. - -Thu Jul 31 16:04:42 1997 Jason Merrill <jason@yorick.cygnus.com> - - * i386.h (MAX_FIXED_MODE_SIZE): Define. - -Thu Jul 31 16:04:42 1997 Robert Lipe <robertl@dgii.com> - - * i386/sco5.h (SWITCHES_NEED_SPACES) Define. - Required by the COFF (but not ELF) linker. - -Wed Jul 30 15:03:52 1997 Per Bothner <bothner@cygnus.com> - - * demangle.h (DMGL_JAVA): New option to request Java demangling. - * cplus-dem.c: Various changes to produce Java output when passed - DMGL_JAVA. Thus "::" becomes "." and "JArray<Foo>" becomes "Foo[]". - (main): Support --java and -j flags to set DMGL_JAVA. - -Wed Jul 30 08:56:08 1997 Philip Blundell <Philip.Blundell@pobox.com> - - * configure.in (arm-*-*): Replace with arm-*-aout. - * arm/aout.h (SET_ASM_OP): Define by default. - * arm/riscix.h (SET_ASM_OP: Undefine. - * arm.h (CPP_SPEC): Add %(subtarget_cpp_spec). - (SUBTARGET_CPP_SPEC): New macro. - * arm/linux.h: Include aout.h rather than arm.h directly. - (TARGET_CPU_DEFAULT): Define. - ({ASM,CPP}_SPEC): Remove. - * arm/t-linux (MULTILIB_OPTIONS): Use -mapcs-NN instead of -mN. - (LIB1ASMSRC): Use generic ARM version. - (CROSS_LIBGCC1): Define. - * arm/lib1funcs-linux.asm: Remove. - -Tue Jul 29 17:57:47 1997 Per Bothner <bothner@cygnus.com> - - * Add hooks for using autconf-style Makefile.in in language subdirs. - * configure.in (all_outputs, oldstyle_subdirs): New variables. - Pass all_outputs to AC_OUTPUT. - * configure.lang: Only iterate over oldstyle_subdirs. - - * Patches to use cpplib with cc1 #if USE_CPPLIB. - * configure.in (--enable-c-cpplib): New option. - (extra_c_flags, extra_c_objs): New variables. - * Makefile.in (EXTRA_C_OBJS): New variable. - (INTERNAL_CFLAGS): Add @extra_c_flags@. - (C_OBJS): Add $(EXTRA_C_OBJS). - * c-lex.c (generally): Replace getc and ungetc by macros GETC and - UNGETC. Avoid explicit references to finput. - (yy_get_token): New function, that calls cpp_get_token. - (init_parse): New function - calls init_lex. - (finish_parse): New function (called by compile_file). - (GET_DIRECTIVE_LINE): New macro wrapper replaces get_directive_line. - (lang_init): Don't check_newline - already know main_input_filename. - (handle_sysv_pragma): Remove FILE* parameter. - * toplev.c (finput): Remove #if USE_CPPLIB. - (compile_file): #if USE_CPPLIB don't open input file here, - do it in cpp_start_read. Call init_parse instead of init_lex. - At end, call finish_parse instead of fclose(finput). - -Mon Jul 28 15:48:29 1997 Brendan Kehoe <brendan@cygnus.com> - - * integrate.c (expand_inline_function): Use xmalloc instead of - alloca for the LABEL_MAP. - (save_for_inline_copying): Likewise. - -Mon Jul 28 11:22:16 1997 Jason Merrill <jason@yorick.cygnus.com> - - * toplev.c (compile_file): Also emit any deferred TREE_PUBLIC inlines. - (rest_of_compilation): Use decl_printable_name instead of DECL_NAME - to identify functions in the RTL dump files. - - * dwarf2out.c (add_location_or_const_value_attribute): - leaf_renumber_regs_insn. Also eliminate_regs here. - (add_AT_location_description): Not here. Don't emit anything - for a variable that has been optimized away. - (add_const_value_attribute): Likewise. - - * dwarfout.c (location_or_const_value_attribute): - leaf_renumber_regs_insn. Also eliminate_regs here. - (location_attribute): Not here. - - * stor-layout.c (layout_type): Fix ancient code to match ancient - comment. Use mode of field for one-field structs. - -Sun Jul 27 12:09:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * function.c (put_var_into_stack, trampoline_address): Treat - inline_function_decl like current_function_decl. - * expr.c (expand_expr, case LABEL_DECL): Likewise. - (expand_expr, case SAVE_EXPR): Handle top-level SAVE_EXPR by - moving into current function; abort if in incorrect context. - * fold-const.c (fold_range_test, fold): Avoid making SAVE_EXPR - if at top level. - - * dwarfout.c (ASM_OUTPUT_SOURCE_FILENAME): Delete default value. - - * alpha.h (TARGET_SWITCHES): Add -mno-byte. - - * expr.c (get_inner_unaligned_p): Deleted. - (expand_assignment): Remove special-case of constant array. - (expand_expr, case ARRAY_REF): Likewise, and clean up remaining code. - - * explow.c (probe_stack_range): Do probing with loop if more - than a small number. - -Fri Jul 25 15:42:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * configure.in: Finish fixing calculation if default thread - support is enabled. - -Fri Jul 25 15:30:09 1997 Doug Evans <dje@cygnus.com> - - * Makefile.in (native): Depend on config.h. - (gcc.o): Depend on Makefile, not config.status. - -Fri Jul 25 10:56:50 1997 Jeffrey A Law (law@cygnus.com) - - * pa.c (pa_reorg): If TARGET_BIG_SWITCH, then do not explode - ADDR_VEC insns. Slightly rework code which explodes ADDR_VEC - insns. - * pa.h (TARGET_BIG_SWITCH): Define. - (TARGET_SWITCHES): Add "big-switch" and "no-big-switch". - (CASE_VECTOR_MODE): Use TI or DI depending on TARGET_BIG_SWITCH. - (CASE_DROPS_THROUGH): Remove definition. - (ASM_OUTPUT_ADDR_VEC_ELT): Rewrite to handle TARGET_BIG_SWITCH. - (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise. - * pa.md (casesi): Rework to avoid some potential long branch - problems (also makes generated code faster!). Handle - TARGET_BIG_SWITCH. - (casesi0): Corresponding changes. - -Fri Jul 25 08:36:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * calls.c: (expand_call): If -fstack-check and temp needed - for arg is too large, use alloca. - * expr.c (expand_expr, case MODIFY_EXPR): Don't preexpand calls - if LHS is an indirect via a constant pointer. - -Thu Jul 24 21:49:11 1997 Pat Rankin <rankin@eql.caltech.edu> - - * bitmap.c (bitmap_operation): Reset CURRENT on deferred deletion. - -Wed Jul 23 23:52:14 1997 Chris Smith <csmith@convex.hp.com> - - * convex.h (CHECK_FLOAT_VALUE): Fix OVERFLOW capitalization. - -Wed Jul 23 13:00:47 1997 Richard Earnshaw <rearnsha@cambridge.arm.com> - - * configure.in (arm-*-netbsd*): Fix typo setting tmake_file. - -Wed Jul 23 06:39:35 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * configure.in (alpha*): Put quotes around MASK_GAS. - -Tue Jul 22 15:24:45 1997 Brendan Kehoe <brendan@cygnus.com> - - * tree.c (array_type_nelts): Make sure the domain of TYPE is set - before we try to use it. - -Tue Jul 22 12:26:13 1997 Doug Evans <dje@cygnus.com> - - * sparc.c (gen_v9_scc): Handle early clobber of result. - * sparc.md (seqdi_special): Don't clobber %xcc. - (snedi_special, seqdi_special_trunc, snedi_special_trunc): Likewise. - (snedi_zero, neg_snedi_zero, seqdi_zero, neg_seqdi_zero): Likewise. - (snedi_zero_trunc, seqdi_zero_trunc): Likewise. Renamed from ..._sp64. - (snedi_zero_trunc_sp32, seqdi_zero_trunc_sp32): Delete. - - * Makefile.in (Makefile): Pass xmake_file, tmake_file to - configure.frag - (distclean): Delete Make-host, Make-target. - * configure.in (host_overrides): Set to Make-host. - (dep_host_xmakefile): Loop over all elements in host_make_file. - (target_overrides): Set to Make-target. - (dep_tmake_file): Loop over all elements in tmake_file. - (configure.frag): Pass dep_host_xmake_file, dep_tmake_file. - * configure.frag: New arguments xmake_files, tmake_files. - Build Make-host, Make-target. - -Mon Jul 21 23:17:44 1997 Paul Eggert <eggert@twinsun.com> - - * objc/Make-lang.in, objc/Makefile.in: Comment out lines containing - just formfeeds. - -Mon Jul 21 14:05:46 1997 Doug Evans <dje@cygnus.com> - - * Makefile.in (Makefile): Depend on config.status instead - of configure. - (config.status): Depend on configure. Run config.status --recheck - if out of date. - (cstamp-h.in): Use echo instead of touch. - - * reload1.c (reload_cse_mem_conflict_p): Restore handling of - (mem:BLK const0_rtx) meaning all memory is clobbered. - -Mon Jul 21 06:20:10 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * m68k.md (iorsi_zexthi_ashl16): Mark output operand as earlyclobber. - -Sun Jul 20 06:11:30 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * configure.in (alpha*-*-*): Set cpu_type to alpha. - Change "alpha-" to "alpha*-" in all entries. - Set target_cpu_default for ev5 and ev56 systems. - Use symbolic names for target_cpu_default. - * alpha.c (override_options): Set default for alpha_cpu - from TARGET_CPU_DEFAULT. - * alpha.h (MASK_CPU_EV5): New macro. - - * tree.c (contains_placeholder_p): Call contains_this_placeholder_p. - (contains_this_placeholder_p): Renamed from contains_placeholder_p. - Added new arg, PL. - Rework to make more consistent, check more codes, and avoid - undefined fields. - * expr.c (expand_expr, case PLACEHOLDER_EXPR): Pick outermost - object in placeholder_list of right type without a PLACEHOLDER_EXPR. - -Sat Jul 19 18:00:01 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * alpha.c (override_options): Allow processor of ev56 or 21164a. - (input_operand, case MEM): Correct test involving TARGET_BYTE_OPS. - * alpha.h (SECONDARY_{IN,OUT}PUT_RELOAD_CLASS): Don't need for - QImode or HImode if TARGET_BYTE_OPS. - (ASM_FILE_START): Write a .arch directive. - (STACK_CHECK_BUILTIN): New macro. - * alpha.md ({zero_,}extend[qh]i[dsh]i2): Rework TARGET_BYTE_OPS cases. - (mov[hq]i): Likewise. - (extend[qh]i[hsd]i2x): Add missing cases and fix typo in constraint. - (reload_{in,out}[qh]i): Disable for TARGET_BYTE_OPS. - -Fri Jul 18 23:24:57 1997 Jason Merrill <jason@yorick.cygnus.com> - - * varasm.c (make_decl_rtl): Don't use ASM_FORMAT_PRIVATE_NAME for - local decls with TREE_PUBLIC set. - (bc_make_decl_rtl): Likewise. - -Fri Jul 18 22:16:28 1997 Doug Evans <dje@cygnus.com> - - * configure.in: Invoke AC_CONFIG_HEADER. - Check for string.h, strings.h, stdlib.h, time.h, unistd.h. - Check for whether malloc/realloc/free need to be declared. - (links): Rename config.h to config2.h. - (AC_OUTPUT): Create cstamp-h. - * Makefile.in (config.in,cstamp-h.in): Add rules for. - (config.h,cstamp-h): Add rules for. - (distclean): Delete config2.h, cstamp-h. - (ALL_CFLAGS): Add @DEFS@. - * aclocal.m4, acconfig.h: New files. - - * Makefile.in (distclean): Delete Make-host, Make-target. - * configure.in (host_overrides): Set to host_xmake_file, don't create - Make-host. - (target_overrides): Set to tmake_file, don't create Make-target. - (language subdir support): Keep together. - - * c-decl.c (duplicate_decls): Set DECL_ABSTRACT_ORIGIN to olddecl - if inline function and not new definition. - - * configure.in: Don't loop trying to configure language subdirs. - Don't pass to configure.lang variables it doesn't use. - * configure.lang: Delete top level directory from loop. - Delete code not useful for language subdirs. - -Fri Jul 18 08:12:53 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> - - * toplev.c (rest_of_compilation): Call reload_cse_regs here. - * reload1.c (reload): Don't call it here. - (reload_cse_mem_conflict_p): Remove MEM_OFFSET and MEM_MODE args. - (reload_cse_mem_conflict_p, case MEM): Call anti_dependence. - (reload_cse_invalidate_mem): Update call to reload_cse_mem_conflict_p. - (reload_cse_regs): No longer static. - Call init_alias_analysis. - Ignore CLOBBER in a PARALLEL. - -Fri Jul 18 06:44:22 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * objc/Make-lang.in (objc-headers): Fix command for the new build - directory layout, don't pass srcdir variable. - * objc/Makefile.in (copy-headers): Use $(srcdir) from this - makefile, not the parent's. - -Thu Jul 17 16:03:03 1997 Doug Evans <dje@cygnus.com> - - * configure.lang (EXTRA_HEADERS,EXTRA_PASSES,EXTRA_PARTS): Delete. - (EXTRA_PROGRAMS,EXTRA_OBJS,EXTRA_GCC_OBJS,MD_DEPS): Delete. - (version) Delete duplicate entry. - * configure.in (merged_frags): Delete unused variable. - (extra_headers_list): Move setting outside of subdir loop. - (extra_headers,extra_passes): Don't pass to configure.lang. - (extra_programs,extra_parts,extra_objs): Likewise. - (host_extra_gcc_objs,gxx_include_dir,md_cppflags): Likewise. - -Thu Jul 17 07:00:43 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * expr.h (STACK_CHECK_*): Provide default values. - (probe_stack_range): New declaration. - * flags.h (flag_stack_check): Likewise. - * explow.c (allocate_dynamic_stack_space): Call probe_stack_range. - (emit_stack_probe, probe_stack_range): New functions. - * function.c (expand_function_end): If function is non-leaf and stack - checking is requested, emit needed probes. - * reload1.c (reload): If checking stack, verify frame small enough. - * stmt.c (expand_decl): If stack checking, use alloca for large vars. - * toplev.c (flag_stack_check): New variable. - (f_options): Add "stack-check". - - * reorg.c (mark_target_live_regs): Pass FIRST_PSEUDO_REGISTER to - call to EXECUTE_IF_SET_IN_REG_SET. - -Wed Jul 16 14:51:00 1997 Jason Merrill <jason@yorick.cygnus.com> - - * i960.h (ASM_OUTPUT_ALIGNED_BSS): Define. - (ASM_OUTPUT_ALIGNED_LOCAL): Use standard method to convert ALIGN - to power-of-two of bytes. - - * sparc.h (ASM_OUTPUT_ALIGNED_BSS): Define. - * sparc/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Undef before definition. - -Wed Jul 16 14:34:09 1997 Klaus Espenlaub (kespenla@hydra.informatik.uni-ulm.de) - - * calls.c (emit_library_call_value): Initialize all argvec elements. - -Wed Jul 16 14:31:39 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * global.c (global_conflicts): Pass FIRST_PSEUDO_REGISTER to - call to EXECUTE_IF_SET_IN_REG_SET. - -Wed Jul 16 10:57:03 1997 Richard Earnshaw (rearnsha@cambridge.arm.com) - - * From Rob Black (r.black@ic.ac.uk) and Mark Brinicombe - (amb@physig.ph.kcl.ac.uk): - * configure.in (arm-*-netbsd*): New configuration. - * arm/netbsd.h, arm/t-netbsd, arm/xm-netbsd.h: New files. - -Wed Jul 16 10:57:03 1997 Richard Earnshaw (rearnsha@cambridge.arm.com) - - * arm.c (tune_flags): New variable. - (target_{cpu,fpe}_name): Delete. - (arm_fpu_arch): New variable. - (arm_select): Also allow -march=... to configure just the - architecture. - (all_procs): Allow armv{2,2a,3,3m,4,4t} for use with -march=. - (arm_override_options): Handle -march=, but don't let -mcpu= - and -mtune= match the architecture names, since we can only - tune for an implementation. Rework selection of tuning options - for floating point. - (use_return_insn): Support interworking with Thumb code. - (arm_rtx_costs): Rework multiply costs so that cost is based on - the tune, not the architecture. - (f_register_operand): New function. - (output_return_instruction): Support interworking with Thumb code. - (output_func_epilogue): Support interworking with Thumb code. - Remove redundant calculation of code_size. Use floating-point - load-multiples if permitted. - (emit_sfm): New function. - (arm_expand_prologue): Use floating-point store-multiples if - permitted. - - * arm.h (CPP_CPU_ARCH_SPEC): Handle -march=... - (TARGET_OPTIONS): Add arch= and fp=. Delete fpe=. - (enum processor_type): Add PROCESSOR_NONE, for use in all_procs table. - (FP_DEFAULT): Default floating point architecture for generic - back-end. - (PREDICATE_CODES): Add f_register_operand. - - * arm.md (*push_fp_multi): New pattern. - - -Tue Jul 15 22:08:47 1997 Jim Wilson <wilson@cygnus.com> - - * Makefile.in (exeext): Set to build_exeext not exeext. - * configure.in (exeext): Delete redundant set and AC_SUBST call. - Change remaining AC_SUBST to use build_exeext instead of exeext. - -Tue Jul 15 15:48:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * configure.in: Fix calculation if default thread support is enabled. - -Tue Jul 15 13:38:46 1997 Mike Meissner <meissner@cygnus.com> - - * rtl.h (replace_regs): Declare. - -Mon Jul 14 16:18:19 1997 Jason Merrill <jason@yorick.cygnus.com> - - * i960.h (ASM_OUTPUT_MI_THUNK): Define. - - * dwarf2out.c (gen_subprogram_die): Remove unreachable and redundant - code. - -Mon Jul 14 14:22:45 1997 Jeffrey A Law (law@cygnus.com) - - * calls.c (emit_library_call): Use right index into argvec array - when iterating over arguments which need to be pushed on the stack. - (emit_library_call_value): Likewise. - -Mon Jul 14 08:17:41 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * gcc.c (convert_filename): Fix typo. - -Mon Jul 14 08:10:12 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * configure.in: Clear headers and lib2funcs before re-reading - config-lang.in. - - * m68k/linux.h (LINK_SPEC): Fix last change. - -Mon Jul 14 08:03:38 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * configure.in (sparc-*-linux-gnu{*,libc1*}): Add sparc/t-linux. - * sparc/t-linux: New file. - - * alpha/elf.h (LINK_SPEC): Fix typo. - * configure.in (alpha-*-linux-gnu*): Set tmake_file. - * alpha/t-linux: New file. - -Mon Jul 14 07:41:37 1997 Philippe De Muyter <phdm@info.ucl.ac.be> - - * m68k.c (output_{and,ior,xor}si3): New functions from patterns bodies. - * m68k.h (output_{and,ior,xor}si3): New extern declarations. - * m68k.md (adddi3, subdi3): Allow constant operand. - (anddi3, iordi3, xordi3): New patterns. - ({and,ior,xor}si3_internal): Use corresponding output_???si3 function. - -Mon Jul 14 07:33:11 1997 Fila Kolodny <fila@ibi.com> - - * configure.in (*-*-gnu*): Add crt{begin,end}S.o to extra_parts. - -Mon Jul 14 07:26:36 1997 Craig Burley <burley@gnu.ai.mit.edu> - - * varasm.c (assemble_variable): If low part of size - doesn't fit in an int, variable is too large. - -Mon Jul 14 06:51:37 1997 Mike Meissner <meissner@cygnus.com> - - * bitmap.{h,c}: New files. - * Makefile.in (OBJS): Add bitmap.o. - (BASIC_BLOCK_H): New make variable for basic-block.h, bitmap.h. - ({flow,combine,regclass,local-alloc,reload1,reorg,sched}.o): Use - BASIC_BLOCK_H variable instead of basic-block.h. - * basic-block.h (*REG_SET): Delete old implementation; use bitmap.h. - (regset_{size,bytes}): Delete. - (regs_live_at_setjmp): Declare. - (EXECUTE_IF_SET_AND_RESET_IN_REG_SET): Delete. - * flow.c (init_regset_vector): Make global; don't take basic block - times # of pseduos as argument. - (life_analysis): Change all init_regset_vector calls. - Use free_regset_vector to release arrays only flow uses at end. - (allocate_for_life_analysis): Change init_regset_vector call. - Don't set regset_{size,bytes}. - (free_regset_vector): Call FREE_REG_SET to release any - memory allocated by each vector. - (propagate_block): Call FREE_REG_SET on dead/live. - (mark_used_regs): Don't use REGSET_ELT_TYPE anymore. - * output.h (allocate_for_life_analysis): Add declaration. - (regno_uninitialized, regno_clobbered_at_setjmp): Likewise. - (dump_flow_info, flow_analysis): Likewise. - * regclass.c (init_reg_sets): Invoke INIT_ONCE_REG_SET. - (allocate_reg_info): Invoke MAX_REGNO_REG_SET. - (regset_release_memory): Free basic_block_live_at_start storage. - * reorg.c (mark_target_live_regs): Delete unused variables. - * sched.c (schedule_block): Free space associated with - reg_pending_sets and old_live_regs. - (schedule_insns): Free bb_{dead,live}_regs on first pass. - (sched_analyze_insn): Use EXECUTE_IF_SET_IN_REG_SET and then clear. - * toplev.c (rest_of_compilation): Call regset_release_memory. - -Mon Jul 14 00:14:13 1997 Jason Merrill <jason@yorick.cygnus.com> - - * toplev.c (main): Prefer DWARF 2 or stabs with -ggdb. - * ns32k/tek6000.h (PREFERRED_DEBUGGING_TYPE): DBX_DEBUG. - * alpha.h (PREFERRED_DEBUGGING_TYPE): SDB_DEBUG. - * mips.h (PREFERRED_DEBUGGING_TYPE): SDB_DEBUG. - -Sun Jul 13 15:11:08 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * stupid.c (stupid_mark_refs): If setting reg set only in this - insn and not referenced, make REG_UNUSED note. - -Sun Jul 13 14:03:19 1997 Michael Meissner <meissner@cygnus.com> - - * gcc.c (process_command): If -save-temps and -pipe were specified - together, don't do -pipe. - -Sun Jul 13 12:27:03 1997 Doug Evans <dje@cygnus.com> - - * gcc.c (main): Handle blank in version_string when comparing - with compiler_version. - -Sat Jul 12 01:53:55 1997 Jason Merrill <jason@yorick.cygnus.com> - - * sparc.c (output_function_prologue): Fix offset from CFA. - (sparc_flat_output_function_prologue): Likewise. - -Fri Jul 11 09:49:15 1997 Jeffrey A Law (law@cygnus.com) - - * mips.c (epilogue_reg_mentioned_p): Delete unused function. - (mips_epilogue_delay_slots): Likewise. - (function_epilogue): Greatly simplify. - (mips_expand_epilogue): If we have a null prologue/epilogue, - then use a normal return insn. Emit blockage insns before - stack pointer adjustments. - (mips_can_use_return_insn): Renamed from simple_epilogue_p. All - callers changed. Do not use return insns if $31 is live in the - function or if generating profiling information. - * mips.h (DELAY_SLOTS_FOR_EPILOGUE): Delete. - (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise. - * mips.md (return): Remove expander and change the pattern to - look like a standard "return" insn. - (return_internal): Show use of $31 explictly. - (epilogue expander): Enable. - -Thu Jul 10 13:04:53 1997 Doug Evans <dje@cygnus.com> - - * cccp.c (INO_T_EQ): Return 0 for MSDOS. - - * Makefile.in (CC): Use autoconf value. - -Tue Jul 8 18:08:00 1997 Jim Wilson <wilson@cygnus.com> - - * dwarf2out.c (gen_subprogram_die): When handling declarations, test - DECL_CONTEXT not decl_class_context before equate_decl_number_to_die. - -Tue Jul 8 16:47:13 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000.md (movsi define_split): Use unsigned HOST_WIDE_INT, - not unsigned. - -Sat Jul 7 00:01:41 1997 Jim Meyering <meyering@eng.ascend.com> - - * i386/t-sol2 (crt[1in].o): Also depend on $(GCC_PASSES). - -Fri Jul 4 11:45:39 1997 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (DWARF_CIE_HEADER_SIZE, DWARF_FDE_HEADER_SIZE, - size_of_cfi, size_of_fde, calc_fde_sizes, next_fde_offset, - cie_size): Lose. - (ASM_OUTPUT_DWARF_STRING): Move earlier. - (INCOMING_FRAME_SP_OFFSET): Provide default. - (initial_return_save): Adjust for CFA offset. - (dwarf2out_frame_debug): Lookup initial CFA offset when setting up. - (output_call_frame_info): Use label subtraction for length fields. - Add pointer to exception region information in for_eh case. - (dwarf2out_do_frame): New fn. - (dwarf2out_frame_init): Use INCOMING_FRAME_SP_OFFSET. - (dwarf2out_frame_finish): Don't bother emitting .debug_frame for - non-Irix targets. Just emit .eh_frame. - (output_die): Refer to an FDE with label subtraction. - * i386.h (INCOMING_FRAME_SP_OFFSET): Define. - * defaults.h (DWARF2_UNWIND_INFO): Define if - INCOMING_RETURN_ADDR_RTX is provided. - * final.c (final): Don't call dwarf2out_frame_debug unless we are - doing dwarf 2. - -Thu Jul 3 17:37:52 1997 Jim Wilson <wilson@cygnus.com> - - * fp-bit.c (unpack_d): Check fraction not sign to distinquish QNaN. - -Wed Jul 2 09:48:03 1997 Michael Meissner <meissner@cygnus.com> - - * loop.c (strength_reduce): Make sure register does not exceed the - table size when looking up the last UID. - -Wed Jul 2 07:47:44 1997 Nick Burrett <n.a.burrett@btinternet.com> - - * genoutput.c (process_template): Place increment expression - outside of putchar function call. - -Wed Jul 2 06:56:52 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * sparc/linux.h (LIBGCC_SPEC): Removed. - (CC1_SPEC): Add %{profile:-p}. - ({CPP,LIB,LINK}_SPEC): Choose glibc 1 or 2 depending on USE_GNULIBC_1. - * configure.in (sparc-*-linux-gnulibc1*): New configuration. - - * configure.in (powerpc-*-linuxgnu*): Default thread_file is posix. - Set xmake_file to x-linux. Add extra_parts. - * rs6000/linux.h (LINK_SPEC): Defined. - - * m68k/linux.h (LINK_SPEC): Pass -shared for -shared. - ({CPP,LINK}_SPEC): Choose for glibc 1 or 2 depending on USE_GNULIBC_1. - * configure.in (m68k-*-linux-gnu*): Default thread_file is `posix'. - (m68k-*-linux-gnulibc1): New configuration. - - * alpha/elf.h (LINK_SPEC): Change ld-gnu.so.1 to ld-linux.so.2. - * configure.in (alpha-*-linux-gnu*): Default thread_file is `posix'. - -Wed Jul 2 06:12:37 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * alpha.md (divsi3, modsi3, udivsi3): Comment out. - (extendsfsd2_no_tp): Add alternative with output in MEM, input in REG. - - * configure.in (*-linux*): Add "-gnu" to names to match. - - * libgcc2.c (_trampoline): Add stdcall attribute to VirtualProtect - on i386. - - * objc/objc.gperf: Renamed from gperf. - -Wed Jul 2 05:42:19 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * objc/Make-lang.in ($(srcdir)/objc/objc-parse.c): Fix command - to use the right file names. - -Tue Jul 1 23:25:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * reorg.c (redundant_insn): If INSN or possible match has REG_UNUSED - note, don't have match. - -Tue Jul 1 18:36:24 1997 Doug Evans <dje@cygnus.com> - - * mips.c (mips_output_external): Don't output .extern's for - variables in user specified sections unless they're .sbss/.sdata. - -Tue Jul 1 18:30:26 1997 Jim Wilson <wilson@cygnus.com> - - * cse.c (find_best_addr): Add missing rtx_cost arguments. - - * fp-bit.c (float_to_usi): Move code for negative numbers before code - for infinity. Modify infinty code to only handle positive infinities. - -Tue Jul 1 11:16:41 1997 Robert Lipe <robertl@dgii.com> - - * fixinc.sco: Restore pwd after copy. - Convert declaration of abs in math.h to prototype. - Fix static functions in sys/stat.h for C++. - -Tue Jul 1 10:55:47 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000.md ({add,ior,xor}si3): Change to use define_expand wrapper - and split add/ior/xor of large constants early. - (andsi3): Remove 6/29 code to do and of large constants. - (nor, nand, eqv, maskir): Add names to all logical define_insns. - -Tue Jul 1 09:03:35 1997 Jeffrey A Law (law@cygnus.com) - - * h8300.h (BIGGEST_FIELD_ALIGNMENT): Remove definition. - * mips.h (BIGGEST_FIELD_ALIGNMENT): Likewise. - -Mon Jun 30 14:58:00 1997 Jeffrey A Law (law@cygnus.com) - - * sh.c (sh_expand_epilogue): Emit blockage insn before cutting - back stack. - -Sun Jun 29 11:27:07 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000.h (TARGET_FLAGS): Add -m{,no-}update to suppress - creating load/store with update instructions, and also - -m{,no-}fused-madd to suppress the generation of fused add and - multiply instructions. Move debug flags to TARGET_OPTIONS. - (GO_IF_LEGITIMATE_ADDRESS): Don't allow PRE_{INC,DEC} if -mno-update. - (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto. - (rs6000_debug_{name,stack,arg}): Add declarations. - (toc_initialized): Likewise. - (got_no_const_operand): Likewise. - (PREDICATE_CODES): Add got_no_const_operand. - (toc_section): Make toc_initialized a global. - (RTX_COSTS): Set appropriate costs for add, logical operators that - are really two instructions. - - * rs6000.c (rs6000_debug_{name,stack,arg}): Add definitions. - (rs6000_override_options): Process debug flags. - (toc_initialized): Global to say toc initialized. - (small_data_operand): Use #if TARGET_ELF, not #ifdef TARGET_SDATA. - (rs6000_init_expanders): Likewise. - (SMALL_DATA_RELOC): Likewise. - (got_no_const_operand): Recognize SYMBOL_REF and LABEL_REF. - (rs6000_makes_calls): System V profiling doesn't count as a call. - (rs6000_stack_info): Likewise. - (rs6000_output_load_toc_table): Take register number argument to - determine register to load. Generate correct code if more than - one toc table is done in System V due to profiling or non-local - gotos. If System V toc is not initialized, initialize it now. - (rs6000_allocate_stack_space): Move code from output_prolog to - allocate stack space. Take -mno-update into account. - (output_prolog): Call rs6000_allocate_stack_space. Only set - rs6000_pic_func_labelno if not profiling. - (output_function_profiler): Implement System V profiling. - (and_operand): Don't call reg_or_short_operand. - (rs6000_finalize_pic): If not optimizing, insert a USE of the GOT - register as the last insn. - - * rs6000.md (load/store update): Take -mno-update into account. - If -msoft-float, support SF load/store with update to GPR regs. - (allocate_stack): Take -mno-update into account. - (add/subtract + multiply instructions): Take -mno-fused-madd into - account. - (nonlocal_goto_receiver): Specify register # to load. - ({add,and,ior,xor}si3): Recognize operation done with full 32 bit - constant, splitting latter if need be. - (andsi3 define_split): Fix up splitting andsi3 of large constant. - ({ior,xor}si3 define_split): Use GEN_INT to create integer rtx - values. - (movsi_got{,_internal}): Split the load of a CONST into load of - the SYMBOL_REF/LABEL_REF and an add. - (movsi): Know that addsi3 can handle large values now for NT. - - * sysv4.h (TARGET_SDATA): Remove explicit bit for -msdata. - (SUBTARGET_OVERRIDE_OPTIONS): Likewise. - (ASM_OUTPUT_ALIGNED_LOCAL): Likewise. - (SUBTARGET_SWITCHES): Indicate -m{,no-}sdata doesn't set any flags. - (ASM_SPEC): Only pass -m{,no-}reg-names if assembling .s/.S files. - (CC1_SPEC): If -msdata, invoke compiler with -msdata=default. - (PROFILE_BEFORE_PROLOGUE): Likewise. - (RS6000_MCOUNT): Define as "_mcount". - (toc_section): Make toc_initialized a global. - -Fri Jun 27 19:01:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * config/t-linux-gnulibc1: New file. - * configure.in (i[3456]86-*-linux*): Default thread_file is `posix'. - (i[3456]86-*-linux*gnulibc1): New case. - * config/linux.h (LIB_SPEC): Choose for glibc 1 or 2 depending - on USE_GNULIBC_1. - * i386/linux.h (CPP_SPEC, LINK_SPEC): Likewise. - -Fri Jun 27 19:00:52 1997 Ralf Baechle <ralf@waldorf-gmbh.de> - - * config/linux.h (PREFERRED_DEBUGGING_TYPE): Undefine before define. - -Fri Jun 27 18:35:04 1997 Alan Modra <alan@spri.levels.unisa.edu.au> - - * configure.in: Clean up Make-{host,target,hooks} in all - subdirs, not just '.'. - * Makefile.in (distclean): Delete */Make-{host,target,lang,hooks}. - -Fri Jun 27 18:27:11 1997 Fila Kolodny <fila@ibi.com> - - * config/xm-gnu.h (fcntl.h): Only include if not building libgcc.a. - -Fri Jun 27 18:17:44 1997 Doug Evans <dje@cygnus.com> - - * configure.frag: Rewrite. - - * objc/Make-lang.in (OBJC_CCOMMON): Object files don't go in srcdir. - (OBJC_OBJS): Likewise. - (OBJC_O): Likewise. - (objc-parse.o, objc-act.o): Fix rules. - (objc/libobjc files): Fix rules. - -Fri Jun 27 13:23:38 1997 Andrew Cagney <cagney@tpgi.com.au> - - * fp-bit.c (float_to_si): Correct return value when Inf. - -Fri Jun 27 10:47:09 1997 Scott Christley <scottc@net-community.com> - - * Makefile.in (DLLTOOL): Define. - * objc/Make-lang.in (libobjc_entry.o, libobjc_s.a, libobjc.dll): - New targets. - (objc.install-normal): Install Objective-C runtime as a DLL. - (objc.mostlyclean): Clean up files used to build DLL. - * objc/libobjc.def: New file. - * objc/libobjc_entry.c: New file. - - * objc/sendmsg.c (search_for_method_in_list): No longer static. - - * Makefile.in (GCC_THREAD_FILE): Renamed from OBJC_THREAD_FILE. - * configure.lang (GCC_THREAD_FILE): Likewise. - * configure.in (--enable-threads): New parameter. - * objc/Make-lang.in (OBJC_THREAD_FILE): New definition.e - * objc/config-lang.in: Print message about ObjC thread file. - - * cccp.c (INO_T_EQ): Define for Win32 but not Cygwin32. - * i386/mingw32.h: New file. - * i386/xm-mingw32.h: New file. - * configure.in (i[3456]86-*-mingw32): New target. - * protoize.c (link): Eliminate definition on Win32. - - * objc/thr-posix.c (__objc_thread_yield): Use sched_yield instead. - -Fri Jun 27 10:36:41 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * stor-layout.c (layout_record, PCC_BITFIELD_TYPE_MATTERS): - Round up when calculating possible end address. - -Wed Jun 25 19:54:29 1997 Jim Wilson <wilson@cygnus.com> - - * unroll.c (final_giv_value): Verify that bl->initial_value is - invariant before trying to use it. - -Wed Jun 25 18:13:05 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000/sysv4.h (WCHAR_TYPE{,_SIZE}): Make wchar_t long as per - ABI spec. - -Wed Jun 25 16:56:16 1997 Jason Merrill <jason@yorick.cygnus.com> - - * sparc.h (INCOMING_RETURN_ADDR_RTX): Define. - (DBX_REGISTER_NUMBER): Fix frame pointer regno for -mflat. - * sol2.h (DBX_REGISTER_NUMBER): Likewise. - * sparc.c (save_regs): Emit dwarf2 frame debug info. - (output_function_prologue, sparc_flat_save_restore, - sparc_flat_output_function_prologue): Likewise. - - * dwarf2.h (enum dwarf_call_frame_info): Add DW_CFA_GNU_window_save. - * dwarf2out.c (dwarf_cfi_name, output_cfi): Support it. - (dwarf2out_cfi_label): Make non-static. - (initial_return_save): Support PLUS. - (dwarf2out_window_save, dwarf2out_return_save, - dwarf2out_return_reg): New fns. - - * dwarf2out.c (SECTION_FORMAT): Use PUSHSECTION_FORMAT, if defined. - (DEBUG_INFO_SECTION): Rename from DEBUG_SECTION. - (DEBUG_LINE_SECTION): Rename from LINE_SECTION. - * mips/iris6.h: Likewise. - -Wed Jun 25 16:25:41 1997 Scott Christley <scottc@net-community.com> - - * Makefile.in (GCC_PASSES): Don't define with $(exeext). - * configure.in ({cc,stage_prefix}_set_by_configure): Eliminate extra - comma and don't pass value to configure.lang. - * objc/Make-lang.in (objc-runtime): Add objc-headers. - - * configure.in: Execute configure.frag in a shell. - - * configure.in (cross_overrides, build_overrides): Default to - /dev/null to help platforms where sed cannot handle empty filenames. - - * Reorganize thread implementation to make a clearly defined - front-end/back-end interface. - * objc/thr-{decosf1,irix,mach,os2,posix,pthreads,single}.c: Completely - rework according to new interface. - * objc/thr-{solaris,win32}.c: Likewise. - * objc/thr.c: Likewise. - * objc/thr.h: Define front-end/back-end interface functions and - structures. - -Wed Jun 25 16:14:10 1997 Ovidiu Predescu <ovidiu@net-community.com> - - * Complete implementation of +load. - * objc/init.c (objc_send_load): New function. - (objc_class_tree): New structure. - (create_tree_of_subclasses_inherited_from): New function. - (__objc_tree_insert_class): New function. - (objc_tree_insert_class): New function. - (objc_preorder_traverse): New function. - (objc_postorder_traverse): New function. - (__objc_tree_print): New function. - (__objc_destroy_class_tree_node): New function. - (class_is_subclass_of_class): New function. - (__objc_exec_class): Allocate class tree list and load hash table. - (__objc_send_message_in_list): Rewrite using hash table. - (__objc_send_load): Remove calls to _objc_load_callback. - (objc_send_load): Make static. Create Tree of classes resembling - class hierarchy for all modules. Call __objc_send_load on all of - the modules in __objc_module_list. - (__objc_create_classes_tree): New function. - - * objc/encoding.h (method_get_sizeof_arguments): Fix typo. - * objc/objc-api.h (OBJC_ERR_BAD_STATE): New error code. - On NeXT redefine object_copy and object_dispose to avoid - a conflict with those defined in system library. - * objc/selector.c (__objc_register_instance_methods_to_class): New - function. - * objc/runtime.h: Likewise. Add missing function prototypes. - -Wed Jun 25 15:09:01 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * Makefile.in (Makefile): Execute configure.frag from srcdir. - - * Makefile.in (configure): Target is $(srcdir)/configure. - -Tue Jun 24 15:18:14 1997 Jim Wilson <wilson@cygnus.com> - - * m68k.h (LIMIT_RELOAD_CLASS): Define. - - * recog.c (constrain_operands): When checking earlyclobbers, use - operands_match_p instead of rtx_equal_p. - - * dwarfout.c (field_byte_offset): Check for object_offset_in_bits - greater than bitpos_int and recompute object_offset_in_bytes if true. - - * mips.md (movdi_internal): Add x/J alternative. - (movdi_internal2): Add x/J alternative; change a/I to a/J. - (movsi_internal1, movsi_internal2): Change x/I alternative to x/J. - -Tue Jun 24 08:49:56 1997 Jeffrey A Law (law@cygnus.com) - - * pa.h (ASM_OUTPUT_SECTION_NAME): Fix typo. - -Mon Jun 23 22:48:00 1997 Jim Wilson <wilson@cygnus.com> - - * unroll.c (find_splittable_givs): Set splittable_regs_updates to - biv_count for reduced givs. - -Mon Jun 23 10:51:53 1997 Jeffrey A Law (law@cygnus.com) - - * mn10200.c, mn10200.h, mn10200.md: New files for mn10200 port. - * lib1funcs.asm, divmod.c, udivmod.c, udivmodsi4.c: Likewise. - * t-mn10200, xm-mn10200.h, va-mn10200.h: Likewise. - * Makefile.in (USER_H): Add va-mn10200.h. - * varargs.h, stdarg.h: Include va-mn10200.h. - * configure.in (mn10200-*-*): New target. - -Sun Jun 22 06:47:19 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * combine.c (force_to_mode): Don't do anything for ASM_OPERANDS insn. - -Sun Jun 22 06:29:28 1997 J. Kean Johnston <jkj@sco.com> - - * ginclude/stdarg.h: Protect va_list definition from SCO headers. - * ginclude/varargs.h: Likewise. - -Sat Jun 21 20:56:23 1997 Scott Christley <scottc@net-community.com> - - * Make ObjC a front-end language. - * Makefile.in (LANGUAGES, COMPILERS, .PHONY, stmp-int-hdrs): Remove - specific references to ObjC compiler and source files. - ({mostly,dist,maintainer,}clean, install-normal): Likewise - (OBJC_OBJS, OBJC, OBJECTIVE-C, cc1obj, objc-runtime): Rules deleted. - (libobjc.a, sublibobjc.a, objc-parse.{o, c, y}): Rules deleted. - (objc-headers, install-libobjc): Rules deleted. - * objc/Make-lang.in: New file; from rules deleted above. - * objc/config-lang.in: New file. - * objc/Makefile.in: Changes to support ObjC as a front-end language; - renamed from Makefile.in. - * objc-act.{c,h}, objc-parse.{c,y}, objc-tree.def: Moved to objc dir. - -Sat Jun 21 07:54:36 1997 Robert Lipe <robertl@dgii.com> - - * fixinc.sco (math.h): Correct the collision of "exception". - -Sat Jun 21 06:51:40 1997 Peter Gerwinski <peter@agnes.dida.physik.uni-essen.de> - - * rs6000.c (output_epilog): Name is "GNU Pascal", not all caps. - -Sat Jun 21 06:29:19 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * gcc.c (main): Check for and read ${libdir}/gcc-lib/specs to - override the default specs. - -Fri Jun 20 17:20:15 1997 Jim Wilson <wilson@cygnus.com> - - * mips.c (output_block_move): When loading addresses into registers, - add checks for ABI_N32 and ABI_64. - (mips_expand_prologue): Add check for SImode in code splitting - tsize_rtx when it is large_int. - -Fri Jun 20 09:07:31 1997 Russell King <rmk92@ecs.soton.ac.uk> - - * configure.in (arm-*-linuxaout): New target. - * arm/lib1funcs-linux.asm, arm/linux-gas.h: New files. - * arm/linux.h, arm/t-linux, arm/xm-linux.h: New file. - * xm-linux.h: Undef some macros before defining them. - -Thu Jun 19 21:18:20 1997 Jim Wilson <wilson@cygnus.com> - - * dwarf2out.c (output_line_info): Always use DW_LNE_set_address instead - of DW_LNS_fixed_advance_pc for line number addresses. - (size_of_line_info): Adjust size calculation as per above change. - (text_end_label): Make it static. - -Thu Jun 19 14:55:49 1997 Brendan Kehoe <brendan@cygnus.com> - - * toplev.c (xmalloc): Only give the fatal msg if SIZE is nonzero. - -Sun Apr 27 23:19:13 1997 Ulrich Drepper <drepper@cygnus.com> - - * libgcc2.c (__eh_type): Remove `extern' to make this a definition. - -Wed Jun 18 18:10:16 1997 Per Bothner <bothner@cygnus.com> - - * dbxout.c (dbxout_type_fields): Skip field if DECL_IGNORED_P. - -Wed Jun 18 18:04:33 1997 Mike Stump <mrs@cygnus.com> - - * except.c (end_eh_unwinder): If we have a return instruction, we - have to make sure we use it and don't fall off the end of the - function in the unwinder. - -Wed Jun 18 14:27:58 1997 Mike Stump <mrs@cygnus.com> - - * flow.c (find_basic_blocks): Fix end case bug. - -Tue Jun 17 18:35:57 1997 Mike Stump <mrs@cygnus.com> - - * libgcc2.c (__eh_pcnthrow): Add support -fno-sjlj-exceptions - -fPIC exception handling on the SPARC. - * sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise. - * libgcc2.c (__eh_ffetmnpc): Remove. - -Mon Jun 16 20:28:51 1997 Jason Merrill <jason@yorick.cygnus.com> - - * collect2.c (extract_string): Null-terminate. - -Mon Jun 16 14:38:44 1997 Michael Meissner <meissner@cygnus.com> - - * combine.c (set_nonzero_bits_and_sign_copies): Use REG_SET macros - instead of doing bit operations directly. - (try_combine,reg_dead_at_p): Ditto. - * caller-save.c (save_call_clobbered_regs): Ditto. - * reload1.c (reload): Ditto. - * local-alloc.c (update_equiv_regs,block_alloc): Ditto. - * sched.c (schedule_block): Dito. - -Sun Jun 15 20:46:12 1997 Jim Wilson <wilson@cygnus.com> - - * dwarf2out.c (dwarf2out_frame_debug): Handle IOR. - (struct limbo_die_struct): Define. - (TYPE_DECL_IS_STUB): Call decl_ultimate_origin if DECL_ABTRACT_ORIGIN - is set. - (limbo_die_count): Delete. - (libmo_die_list): Define. - (new_die): Add die to limbo_die_list instead of incrementing - limbo_die_count. - (add_AT_location_description): Renamed from add_location_attribute. - New parameter attr_kind. - (add_location_or_const_value_attribute, gen_subprogram_die, - add_bound_info): Change call to add_AT_location_description. - (add_bound_info): Add call to contains_placeholder_p. Ignore - MAX_EXPR and VAR_DECL. - (add_subscript_info): Ignore the index type if it is an unnamed - integral type. - (scope_die_for): Move check for function-local tags after code setting - containing_scope, and add check for non-NULL containing_scope - (add_type_attribute): If unnamed type, use TREE_TYPE instead. - (gen_enumeration_type_die, gen_struct_or_union_type_die): Call - add_child_die if die_parent is NULL. - (gen_subprogram_die): Ifdef out DW_AT_static_link code. - (decls_for_scope): Delete decrement of limbo_die_count. - (dwarf2out_finish): Add code to traverse the limbo_die_list, and - call add_child_die if die_parent is NULL. Delete limbo_die_count code. - * mips.c (mips_expand_prologue): If tsize_rtx is large_int, emit two - insns instead of one splitable insn, setting RTX_FRAME_RELATED_P. - -Fri Jun 13 19:33:35 1997 Brendan Kehoe <brendan@cygnus.com> - - * fixincludes: Also fix AIX NULL macro in sys/{dir,param,types}.h. - -Thu Jun 12 22:53:12 1997 Jim Wilson <wilson@cygnus.com> - - * m68k.md (mov[qhs]i): Remove pair of constraints which allow - offsetable memory addresses to be moved to the same for TARGET_5200. - -Thu Jun 12 15:33:01 1997 Jeffrey A Law (law@cygnus.com) - - * pa.h (SELECT_RTX_SECTION): Place symbolic operands into the - data section. - - * pa.c (emit_move_sequence): Rewrite code to handle arithmetic - involving plabels. - -Wed Jun 11 08:57:14 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * tree.c (unsave_expr_now): Avoid recursing into the parts of - the tree that are RTL. - -Thu Jun 12 09:43:55 1997 Jeffrey A Law (law@cygnus.com) - - * reorg.c (emit_delay_sequence): Call set_new_first_and_last_insn - after the new sequence insn has been spliced into the insn chain. - -Wed Jun 11 23:10:49 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.md (call, call_value): Use "call" instead of "calls" - for calls to named functions. - -Wed Jun 11 00:22:34 1997 Jim Wilson <wilson@cygnus.com> - - * configure, configure.in: Restore changes from Feb 15 to Apr 13 - lost during conversion to autoconf. - -Tue Jun 10 18:23:35 1997 Mike Stump <mrs@cygnus.com> - - * stmt.c (expand_decl_cleanup): Avoid core dumping when exceptions - aren't on. - -Tue Jun 10 18:22:30 1997 Jason Merrill <jason@yorick.cygnus.com> - - * collect2.c (extract_string): New fn. - (main): Use it. - -Tue Jun 10 17:40:15 1997 Jim Wilson <wilson@cygnus.com> - - * expr.c (emit_group_load): Add case using gen_lowpart. - -Tue Jun 10 17:14:58 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000.c (rs6000_override_options): If -mcpu=403, set -mstrict-align. - - * rs6000/t-ppc{,gas} (MULTILIB_EXTRA_OPTS): Build libraries with - -mstrict-align. - - * configure.in ({powerpc,rs6000}*-*-*): Add embedded targets to - --with-cpu=n support. - -Tue Jun 10 07:06:12 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * flow.c (mark_used_regs): Fix typo in Jun 4 change. - -Mon Jun 9 20:26:26 1997 Jim Wilson <wilson@cygnus.com> - - * Makefile.in (MAYBE_USE_COLLECT2): Renamed from MAYBE_USE_COLLECT. - -Mon Jun 9 19:42:21 1997 Jason Merrill <jason@yorick.cygnus.com> - - * fold-const.c (fold): Don't do COND_EXPR -> MIN_EXPR folding if it - loses information that might be needed by a later use as an lvalue. - -Mon Jun 9 19:10:50 1997 Alexandre Oliva <oliva@dcc.unicamp.br> - - * configure.in: Don't override a user's setting for prefix - on platforms that use the native prefix. - -Mon Jun 9 19:00:49 1997 Brendan Kehoe <brendan@melange.gnu.ai.mit.edu> - - * integrate.c (expand_inline_function): Use the mode of FNDECL's - result rtl, not the result type itself, in setting ARRIVING_MODE. - - * reload1.c (reload): Use xmalloc instead of alloca for the label - offsets in OFFSETS_AT and OFFSETS_KNOWN_AT. - -Mon Jun 9 15:16:52 1997 Mike Stump <mrs@cygnus.com> - - * flow.c (find_basic_blocks): Eliminate more dead code, enables - dead throws to be eliminated. - -Mon Jun 9 17:15:50 1997 Stephen L Moshier <moshier@world.std.com> - - * alpha.c (check_float_value): Underflow and overflow constants - are different for FLOAT_VAX and default targets. - -Mon Jun 9 16:48:21 1997 Scott Christley <scottc@net-community.com> - - * Makefile.in (Makefile): Process language fragments. - * configure.frag: New file. - * configure.in: Move language fragment processing to configure.lang.e - - * Makefile.in (GCC_PASSES): Prevent all compilers from being - built when only the C compiler is needed. - - * configure.in (cross_overrides, build_overrides): Use absolute - path to GCC top-level source directory. - - * configure.in: Save target alias for language directories. - - * configure.in (with-gxx-include-dir): New parameter for - setting the g++ header file directory. - * Makefile.in (gxx_include_dir): Use autoconf variable. - - * configure.in: Add parameter for setting local prefix. - - * configure.lang: New file. - * configure.in: Move language subdirectory Makefile processing - into configure.lang. - -Mon Jun 9 16:44:47 1997 Jim Wilson <wilson@cygnus.com> - - * sched.c (attach_deaths): Fix typo in Jun 4 change. - -Mon Jun 9 15:13:00 1997 Marc Lehmann (pcg@goof.com) - - * varasm.c (assemble_end_function): Switch back to function - section after outputting constant pool. - -Mon Jun 9 14:47:22 1997 Paul Eggert <eggert@twinsun.com> - - * tree.c (change_main_variant): Remove unused function. - (build_array_type): Remove obsolete references to - change_main_variant. - * c-decl.c (complete_array_type): Likewise. - - * c-common.c (c_build_type_variant): Don't futz with main type - variant of array since C Standard requires main type variant of - array-of-const also be array-of-const. - - * Makefile.in: Comment out lines containing just formfeeds. - - * Makefile.in (distclean): Remove config.bak. - (maintainer-clean): Output warning. - Do not remove `configure'. - -Mon Jun 9 14:44:17 1997 J.T. Conklin <jtc@netbsd.org> - - * configure.in (*-*-netbsd): Restore changes of Apr 13th lost in - autoconf conversion: tmake_file now t-netbsd; delete xmake_file. - -Mon Jun 9 14:39:29 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * expr.c (expand_builtin, case BUILT_IN_FRAME_ADDRESS): - Use correct function name in error message. - - * Makefile.in (diff): Exclude bi-parser.h. - - * i386.h (CC1_CPU_SPEC): Renamed, was CC1_SPEC. - (CC1_SPEC): New macro. - (EXTRA_SPECS): Add "cc1_cpu". - * i386/linux.h (CC1_SPEC): New macro. - -Mon Jun 9 13:23:06 1997 Philippe De Muyter <phdm@info.ucl.ac.be> - - * m68k/next.h (TARGET_DEFAULT): Use MASK_68040, - not MASK_68040_ALSO. - * m68k/mot3300.h, m68k/ccur-GAS.h (TARGET_DEFAULT): Likewise. - - * m68k.h (MACHINE_STATE_{SAVE,RESTORE}): Test #ifdef __mcf52000__, - not if (TARGET_52000); fixed for mc68000 case. - - * m68k/mot3300.h (CPP_SPEC): Define __mc68020__ if no -m[c]68000 - command-line option given. - -Mon Jun 9 09:19:17 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * Makefile.in (target_alias): Substitute with target_alias. - - * final.c (final_scan_insn): Use single_set to check cc_status.flags. - -Mon Jun 9 09:09:07 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * c-common.c (check_format_info): Correct handling of the 'a' flag - which adds another pointer level. - -Sun Jun 8 00:34:25 1997 Jeffrey A Law (law@cygnus.com) - - * pa.md (conditional branch insns): Get length right for branches - to targets which can not be reached with a "bl" instruction. - * pa.c (output_cbranch): Handle branches to targets which can not - be reached with a "bl" instruction. - - * pa.md (alternate dbra pattern): Remove incorrect pattern. - -Sat Jun 7 23:30:25 1997 Jeffrey A Law (law@cygnus.com) - - * pa.c (struct defer_plab): Renamed to struct deferred_plabel. - Remove "symbol" field and replace with "name" field. - (output_function_epilogue): Don't output deferred plabels here. - (output_deferred_labels): New function. Output them here instead. - (output_call): Rewrite long call support. - * pa.h (ASM_FILE_END): Define. - (LEGITIMATE_CONSTANT_P): Never accept a function_label_operand. - * pa.md (HIGH and LO_SUM of function address): Remove patterns. - -Fri Jun 6 16:09:04 1997 Mike Stump <mrs@cygnus.com> - - * libgcc2.c (__eh_ffetmnpc): Add support for machines that cannot - access globals after throw's epilogue when -fno-sjlj-exceptions is - used. - * rs6000.c (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise. - * mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise. - (INITIAL_ELIMINATION_OFFSET): Fix RETURN_ADDRESS_POINTER_REGNUM - for 64 bit words, with 32 bit pointers and variable endianness. - -Fri Jun 6 17:27:58 1997 Mike Meissner <meissner@cygnus.com> - - * regclass.c (allocate_reg_info): Fix off by one error. - -Fri Jun 6 17:17:41 1997 Doug Evans <dje@cygnus.com> - - * basic-block.h (EXECUTE_IF_SET_IN_REG_SET): Fix setting of scan_rs_. - (EXECUTE_IF_SET_AND_RESET_IN_REG_SET): Likewise. - (EXECUTE_IF_AND_IN_REG_SET): Likewise. - (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise. - -Fri Jun 6 15:42:59 1997 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.c (notice_cc_update): Set CC_FCOMI is this is a float compare. - -Fri Jun 6 15:12:38 1997 Jim Wilson <wilson@cygnus.com> - - * basic-block.h (REG_SET_TO_HARD_REG_SET): Fix typo. - - * sched.c (update_flow_info): When add extra REG_DEAD note for original - dest, handle case where last insn both uses and sets dest. - -Thu Jun 5 22:19:36 1997 Brendan Kehoe <brendan@lisa.cygnus.com> - - * fixinc.irix: Add declaration of __vfork to unistd.h. - - * i960/vx960-coff.h (CPP_SPEC): Always define CPU, even if they - use -ansi; the VxWorks headers assume it's always present. - * sparc/vxsparc.h (CPP_SPEC): Define, adding the CPU definition to - what came from sparc.h. - (CPP_PREDEFINES): Don't define it here. - -Thu Jun 5 13:40:33 1997 Mike Meissner <meissner@cygnus.com> - - * basic-block.c (OBSTACK_ALLOC_REG_SET): Rename from - OBALLOC_REG_SET. Add obstack pointer parameter. - - * flow.c (function_obstack): Add declaration. - (life_analysis): Don't allocate the space to hold to vector of - regsets here. - (init_regset_vector): Add pointer parameter and delete space - parameter. Use OBSTACK_ALLOC_REG_SET to allocate. Change callers. - (propagate_block): Use ALLOCA_REG_SET instead of bare alloca. - - * sched.c (schedule_block): Fix typo in yesterday's changes. - * reorg.c (mark_target_live_regs): Ditto. - -Thu Jun 5 09:44:49 1997 Jeffrey A Law (law@cygnus.com) - - * sh.c (trap_exit, sp_switch): New variables. - (print_operand, case '@'): If trap_exit is nonzero, then use - a trapa instead of an rte/rts to exit the current function. - (sh_expand_prologue): Switch stacks at function entry as needed. - (sh_expand_epilogue): Similarly at function exit. - (function_epilogue): Clear trap_exit and sp_switch too. - (sh_valid_machine_decl_attribute): New function. - * sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Define. - (sp_switch): Declare. - * sh.md (sp_switch_1, sp_switch_2): New named patterns. - -Wed Jun 4 18:11:14 1997 Michael Meissner <meissner@cygnus.com> - - * basic-block.h (REGSET_ELT_BITS): Make this explicitly unsigned, so - that division and modulus of REGSET_ELT_BITS uses a pure shift. - (*_REG_SET): New macros to abstract the register set interface. - - * caller-save.c (save_call_clobbered_regs): Use new *_REG_SET - macros. - * flow.c (life_analysis,propagate_block,insn_dead_p): Ditto. - (regno_uninitialized,regno_clobbered_at_setjmp,mark_set_1): Ditto. - (mark_used_regs,dump_flow_info,global_conflicts): Ditto. - global.c (mark_elimination): Ditto. - * reorg.c (mark_target_live_regs): Ditto. - * sched.c (sched_{analyze_{1,insn},note_set}): Ditto. - (birthing_insn_p,attach_deaths,unlink_notes,schedule_block): Ditto. - - * sched.c (sometimes structure): Delete offset, bit fields, replace - with regno. - (new_sometimes_live): Take regno argument, not offset and bit. - Change all callers. - -Tue Jun 3 19:18:36 1997 Brendan Kehoe <brendan@lisa.cygnus.com> - - * fixincludes: Fix AIX NULL macro use of void*. - -Tue Jun 3 15:21:04 1997 Jason Merrill <jason@yorick.cygnus.com> - - * sparc.h (ASM_OUTPUT_MI_THUNK): Handle -fpic. - -Mon Jun 2 16:53:53 1997 Michael Meissner <meissner@cygnus.com> - - * loop.c (n_times_{set,used}): Make type int, not short. - (scan_loop): n_times{set,used} are now int pointers. - - * sched.c (sched_reg_n_deaths): Remove unused variable. - (struct sometimes): Make fields int sized, not short. - (schedule_insns): Don't set sched_reg_n_deaths, nobody uses it. - - * regclass.c (allocate_reg_info): Allocate space for reg_renumber, - but don't set unless new argument RENUMBER_P is set. If this is first - call for function and we need to grow space, use free/xmalloc instead - of realloc since we will be initializing the whole array. If number - of registers is < 0, just free up space. - (reg_scan): Update allocate_reg_info call. - * regs.h (allocate_reg_info): Change prototype. - * flow.c (allocate_for_life_analysis): Update allocate_reg_info call. - * local-alloc.c (local_alloc): Call allocate_reg_info to allocate - and initialize the reg_renumber array. - * stupid.c (stupid_life_analysis): Likewise. - -Mon Jun 2 14:50:06 1997 Dave Miller <davem@jenolan.rutgers.edu> - - * sparc.md (v9 eq/ne cond move patterns): Add early clobber - constraint to destination. - -Fri May 30 11:00:44 1997 Michael Meissner <meissner@cygnus.com> - - * regs.h (reg_info): New structure to group the arrays indexed by - register number created by reg_scan and flow_analysis that are - globally visiable. - (reg_n_info): Pointer to the register information array. - (reg_n_{refs,sets,deaths,calls_crossed}): Delete variables. - (reg_changes_size): Likewise. - (REG_N_{REFS,SETS,DEATHS,CALLS_CROSSED}): New macros to reference - reg_n_info. - (REG_{CHANGES_SIZE,{FIRST,LAST,LAST_NOTE}_UID}): Likewise. - (allocate_reg_info): Add declaration. - - * basic-block.h (reg_basic_block): Delete. - (REG_BASIC_BLOCK): Use reg_n_info structure. - - * caller-save.c: Change all references to the above arrays to use - the corresponding macro to access the reg_n_info array. - * combine.c, cse.c, flow.c, global.c, jump.c, local-alloc.c: Likewise. - * loop.c, regclass.c, reload1.c, sched.c, stupid.c, unroll.c: Likewise. - - * regclass.c (allocate_reg_info): New function to allocate the - reg_info array and initialize the appropriate fields. - (reg_scan): Call it. - * flow.c (allocate_for_life_analysis): Call allocate_reg_info to do - the actual allocation. - -Thu May 29 15:42:59 1997 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.md (movsfcc_1, movdfcc_1, movxfcc_1): Use singlemove_string - for float conditional move when destination and operands all differ. - - * i386.h (ASM_OUTPUT_REG_{PUSH,POP}): add %% before register name. - - * go32.h (ASM_OUTPUT_ALIGN): Use .p2align, not byte alignments. - -Wed May 28 20:44:00 1997 Mike Stump <mrs@cygnus.com> - - * except.c (push_eh_entry): Eliminate start of exception region - label, as it isn't used. Rename end_label to outer_context. - (expand_eh_region_start_for_decl): Likewise. - (expand_leftover_cleanups): Likewise. - (expand_start_all_catch): Likewise. - * except.h (eh_entry): Likewise. - * except.c (expand_eh_region_end): Likewise. Jump around the nop - that we insert, so that we can optimize it away, if it is unused, - also so that flow analysis can tell if we fall through to the end - of a function or not so that it can know if a function that returns - a value, in fact does or not. - -Wed May 28 10:50:09 1997 Jeffrey A Law (law@cygnus.com) - - * pa.md (jump): Handle out of range unconditional jump - when not optimizing. - -Thu May 22 00:57:07 1997 Jeffrey A Law (law@cygnus.com) - - * reload1.c (reload_cse_record_set): Ignore values for SREG if - their mode is narrower than DEST_MODE. - - * pa.h (DFMODE_RETURN_STRING): Define. - (SFMODE_RETURN_STRING): Likewise. - (ASM_DECLARE_FUNCTION_NAME): Use them. - -Wed May 21 23:32:02 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.md (reload_insi): Handle SUBREG properly. - -Tue May 20 22:32:13 1997 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (dwarf2out_def_cfa): Set cfa_reg at the top. - -Tue May 20 16:57:50 1997 Brendan Kehoe <brendan@lisa.cygnus.com> - - * cplus-dem.c (do_type): Handle `J'. - (demangle_fund_type): Print "complex" for it. - -Mon May 19 21:01:53 1997 Jim Wilson <wilson@cygnus.com> - - * m68k.c (output_move_qimode): Add coldfire support. - * m68k.h (PUSH_ROUNDING): Add coldfire support. - * m68k.md (scc{,0}_di, seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, - sle, sleu): Add coldfire support. - -Mon May 19 17:53:34 1997 Mike Meissner <meissner@cygnus.com> - - * rs6000.c: (rs6000_pic_func_labelno): New variable. - (rs6000_output_load_toc_table): Use it. - (output_prolog): Store current value. - -Sun May 18 16:32:08 1997 Michael Meissner <meissner@cygnus.com> - - * dbxcoff.h (ASM_OUTPUT_SOURCE_LINE): Use macros - ASM_{GENERATE,OUTPUT}_INTERNAL_LABEL to create/output line - number label. - -Sun May 18 13:55:12 1997 John Vickers (john@rhizik.demon.co.uk) - - * m68k.h (TARGET_SWITCHES): Add new target name, cpu32. - -Sun May 18 13:50:10 1997 Pat Rankin <rankin@eql.caltech.edu> - - * cccp.c (VMS_write, VMS_read): Delete. - (safe_write): If MAX_WRITE_LEN is defined, limit - incremental write attempts to that amount. - (safe_read): Analogous situation for MAX_READ_LEN. - * cpplib.c (safe_read): Likewise. - * vax/xm-vms.h (MAX_WRITE_LEN, MAX_READ_LEN): Define. - - * vax/xm-vms.h (get_dynamic_handler_chain_libfunc): New macro. - (protect_cleanup_actions_with_terminate): New macro. - -Sun May 18 08:50:25 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * m68k/linux.h (ASM_COMMENT_START): Define. - * m68k/linux-aout.h (ASM_COMMENT_START): Define. - - * reload1.c (reload_cse_regno_equal_p): Check for value using more - than one register on a big endian machine. - -Sun May 18 08:39:59 1997 Vince Del Vecchio <vdelvecc@spd.analog.com> - - * loop.c (maybe_eliminate_biv_1): In (set (cc0) <biv>) case, - swap compare operands when mult_val < 0 in one additional place. - -Sun May 18 08:33:30 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * dwarf2out.c (ASM_COMMENT_START): Add default definition. - - * Makefile.in (maintainer-claean): Delete configure. - -Sun May 18 08:31:59 1997 Scott Christley <scottc@net-community.com> - - * configure.in: New file. - * Makefile.in: Change to utilize autoconf variables. - * configure: Now an output file. - -Sun May 18 07:48:31 1997 J.T. Conklin <jtc@netbsd.org> - - * m68k.md (mov[qhs]i,movstrict[qs]i, mulsi3): Use 'Q' constraint - for TARGET_5200. - * m68k.h (EXTRA_CONSTRAINT): New macro. - - * m68k.h (TARGET_SWITCHES): Add 68020-60. - Mask out bits which indicate a particular processor when a different - processor is selected. - (MASK_68040_ALSO): Remove. - (MASK_68040): Change to be a single bit. - - * m68k.h (TARGET_ALIGN_INT, MASK_ALIGN_INT): New macros. - (BIGGEST_ALIGNMENT): Determine according to TARGET_ALIGN_INT. - (TARGET_SWITCHES): Add align-int and no-align-int. - - * m68k.md (mov[qhs]i}): Add pair of constraints which allow - offsetable memory addresses to be moved to the same for TARGET_5200. - - * m68k.c (output_move_strict{hi,qi}): New functions. - * m68k.h (output_move_strict{hi,qi}): Declare. - * m68k.md (movstrict*): Changed into define_expands. - Split insns into m68k and coldfire specific versions with appropriate - constraints. - -Sun May 18 07:26:40 1997 Philippe De Muyter <phdm@info.ucl.ac.be> - - * libgcc2.c (atexit): Cast malloc and realloc calls. - -Sat May 17 16:26:51 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> - - * final.c (profile_function): Call function_section, not - text_section. - -Sat May 17 16:01:00 1997 Philippe De Muyter <phdm@info.ucl.ac.be> - - * cse.c (notreg_cost): New function, extracted from COST macro. - (COST): Use notreg_cost. - -Sat May 17 15:13:23 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * cse.c (cse_insn): Don't record a SRC that's a MEM and the same - as a REG_EQUIV note if DEST is set more than once. - -Fri May 16 14:50:57 1997 Jeffrey A Law (law@cygnus.com) - - * pa.c (output_move_double): Handle loading a general register - from a scaled indexed memory address. - * pa.md (movdf, movdi): Allow scaled loads into general registers. - -Fri May 16 13:31:08 1997 Mike Stump <mrs@cygnus.com> - - * rs6000.c (rs6000_stack_info): Only do eabi setup for "main", - when main is the global main, not some nested routine that - happens to be called main. - -Thu May 15 17:19:50 1997 Mike Stump <mrs@cygnus.com> - - * except.c (expand_start_all_catch): If the machine needs to - perform any actions at the start of an expcetion handler that - hasn't already been done, use gen_exception_receiver to emit it. - (expand_leftover_cleanups): Likewise. - * alpha.md (exception_receiver): Use it. - * pa.h (exception_receiver): Use it. - -Thu May 15 08:36:59 1997 Jeffrey A Law (law@cygnus.com) - - * dbxout.c (dbxout_function_end): Don't subtract one from - the end of function scoping stab. - -Wed May 14 23:27:09 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.md (adddi3, subdi3): Remove expanders and patterns. - -Wed May 14 18:51:35 1997 Mike Stump <mrs@cygnus.com> - - * function.c (expand_function_end): Make sure we finish off any - leftover exception handlers. - -Tue May 13 14:07:01 1997 Mike Stump <mrs@cygnus.com> - - * expr.c (expand_builtin_setjmp): Remove setting of - current_function_has_nonlocal_goto, as this isn't a goto. - -Tue May 13 14:47:40 1997 Richard Earnshaw (rearnsha@cambridge.arm.com) - - * arm.h (CPP_SPEC): Fix typo invoking cpp_endian. - * arm/t-semi (LIB2FUNCS_EXTRA): Build fp-bit.c when compiling - with -msoft-float. - * arm.c: Add prototypes for all static functions. - (output_multi_immediate, int_log2): Make static. - - * arm.h (*_SPEC): Remove all references to mle/mbe. - * arm/coff.h (MULTILIB_DEFAULTS): Likewise. - * arm/t-bare (MULTILIB_OPTIONS): Change options mbe/mle to mbig-endian - and mlittle-endian. - (MULTILIB_MATCHES): Nothing matches that matters. - -Mon May 12 20:42:20 1997 Mike Stump <mrs@cygnus.com> - - * except.c (expand_start_all_catch): If need nonlocal_goto_receiver, - add one at the start of exception handler. - (expand_leftover_cleanups): Likewise. - -Mon May 12 17:36:28 1997 Jeffrey A Law (law@cygnus.com) - - * mips.c (move_operand): Accept any general operand after reload - has started. - -Fri May 9 14:29:33 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.md (udivmodhi4, divmodhi4): Remove expander, give - corresponding pattern [u]divmodhir4 name. Clear MDR register - in the udivmodhi4 pattern itself. - (clear_mdr): Delete pattern. - -Thu May 8 18:20:30 1997 Richard Earnshaw (rearnshaw@cambridge.arm.com) - - * arm/aout.h (ASM_OUTPUT_LONG_DOUBLE): Delete call to - arm_increase_location. - (ASM_OUTPUT_{DOUBLE,FLOAT,INT,SHORT,CHAR,BYTE,ASCII,SKIP}): Likewise. - (ASM_OUTPUT_ALIGN): Delete all code refering to arm_text_location. - - * arm.c (arm_increase_location, get_prologue_size): Delete. - (arm_naked_function_p): Add declaration. - (arm_pic_register): Define. - (all_procs): Delete entries for arm{60,620,70,7d,7di,700i,710c}; add - entries for arm{7m,7500fe,8}, strongarm and strongarm110. - (arm_override_options): Rework so that configure can properly set - the default processor type. Add a warning that PIC code is not yet - supported. - (legitimate_pic_operand_p, legitimize_pic_address): New functions. - (is_pic, arm_finalize_pic): New functions. - (arm_adjust_cost): New function. - (const_pool_offset, arm_backwards_branch, short_branch): Delete. - (arm_insn_not_targeted): Delete. - (add_constant): If generating AOF syntax, then handle pic specially. - (output_ascii_pseudo_op): Delete calls to arm_increase_location. - (function_really_clobbers_lr): Calls followed by a barrier don't - clobber the link register. - (output_func_prologue): Handle AOF syntax pic code. - (output_func_epilogue): Handle cases where lr_save_eliminated is set. - Delete call to arm_increase_location. - (arm_asm_output_label): Simplify, since we no-longer need to cache the - label's address. - (aof_pic_entry): New function to keep track of pic symbols. - (aof_dump_pic_table): New function. - - * arm.h (TARGET_CPU_arm*, TARGET_CPU_strongarm*, TARGET_CPU_generic): - define. - (CPP_ARCH_DEFAULT_SPEC): Set up based on setting of TARGET_CPU_DEFAULT. - (CPP_SPEC): Split up into sub-rule calls. - (CPP_CPU_SPEC): Add default definition. - (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC): Add definitions. - (CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC): Add definitions. - (CPP_ENDIAN_SPEC, CPP_ENDIAN_DEFAULT_SPEC): Add definitions. - (CC1_SPEC): Map legacy -m[236] onto -mcpu=.. and -mapcs-{26,32} as - appropriate. Similarly for -mbe and -mle to -m{big,little}-endian. - (EXTRA_SPECS): Define. - (enum processor_type): New types for arm8 and strongarm. - (CONDITIONAL_REGISTER_USAGE): Handle flag_pic. - (LEGITIMIZE_ADDRESS): Likewise. - (ADJUST_COST): Define. - (PIC_OFFSET_TABLE_REGNUM): Define. - (FINALIZE_PIC): Define. - (LEGITIMATE_PIC_OPERAND_P): Define. - (OUTPUT_INT_ADDR_CONST): Define. - (ASM_OUTPUT_MI_THUNK): Delete calls to arm_increase_location. - (MASK_RETURN_ADDR): Use TARGET_APCS_32 not TARGET_6. - - * arm.md (attr cpu): Add new cpu types for arm8 and strongarm. - (attr ldsched): New attribute, set if processor has a load_delay slot. - (function_unit core): Rework to handle load delay slots. - (function_unit loader): New function unit. - (movsi): Handle pic. - (pic_load_addr): New expand. - (*pic_load_addr_based_insn, pic_add_dot_plus_eight): New patterns. - (peepholes to cause flow to return to a label after a function call): - Delete, these have been disabled for a while now. - - * arm/riscix.h (CPP_SPEC): Rewrite using new sub-components. - (SUBTARGET_CPU_DEFAULT): Set to TARGET_CPU_arm2. - * arm/riscix1-1.h (CPP_SPEC): Rewrite using new sub-components. - (SUBTARGET_CPU_DEFAULT): Set to TARGET_CPU_arm2. - * arm/semi.h: (CPP_SPEC): Delete. - (PROCESSOR_DEFAULT): Delete. - (CPP_APCS_PC_DEFAULT_SPEC): Define. - * arm/semiaof.h (CPP_SPEC): Delete. - (CPP_APCS_PC_DEFAULT_SPEC): Define. - * arm/t-semi (LIBGCC1_TEST): Don't build it. - (MULTILIB_{OPTIONS,DIRNAMES,EXCEPTIONS}): Build a suitable set of - cross libraries. - (LIBGCC): Set to stmp-multilib. - (INSTALL_LIBGCC): Set to install-multilib. - -Thu May 8 15:20:46 1997 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.c (output_float_compare): For pentiumpro use fcomip - followed by a float stack pop for "compare;pop;pop" cases. - -Thu May 8 13:20:20 1997 Chris Torek <torek@elf.bsdi.com> - - * fold-const.c (fold, truth_andor): Disable optimization for - side effects on RHS. - -Wed May 7 15:43:57 1997 Mike Stump <mrs@cygnus.com> - - * except.c (start_dynamic_handler): Fix so we can use __builtin_setjmp, - and default to using __builtin_setjmp instead of setjmp. - * expr.c (expand_builtin_setjmp): New routine, split out from - existing inline code from expand_builtin. - (expand_builtin): Split out code into expand_builtin_setjmp. - * expr.h (expand_builtin_setjmp): Add declaration. - * libgcc2.c (__sjthrow): Default to using __builtin_setjmp instead - of setjmp. - (__sjpopnthrow): Likewise. - * optabs.c (init_optabs): Likewise. - -Wed May 7 18:01:24 1997 Samuel Figueroa <Samuel_Figueroa@next.com> - - * rs6000.md (insv): Only combine insert with shift if - remaining source bits >= destination field size. - -Tue May 6 15:48:52 1997 Jason Merrill <jason@gerbil.cygnus.com> - - * dwarf2out.c (dwarf2out_begin_prologue): Increment - current_funcdef_number here. - (dwarf2out_end_epilogue): Not here. - -Mon May 5 18:52:32 1997 Jeffrey A Law (law@cygnus.com) - - * h8300.c (notice_update_cc): Use CC_SET_ZN and CC_SET_ZNV. - (shift_one, shift_two): Set CC_NO_CARRY as needed. Remove - references to CC_OVERFLOW_0. - (emit_a_shift): Similarly. - * h8300.h (CC_OVERFLOW_0): Remove. - * h8300.md: Use set_zn and set_znv for cc0 tracking. - (bCC): Restore the comparison is CC_OVERFLOW_UNUSABLE is set and - the comparison needs the overflow bits. - - * mn10300.c (notice_update_cc): Use CC_SET_ZN and CC_SET_ZNV. - * mn10300.h (CC_NO_CARRY): Define. - * mn10300.md: Use "set_zn" and "set_znv" to more accurately - describe cc0 status. - -Fri May 2 17:00:33 1997 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c: Reorganize, moving .debug_frame support to the top - of the file, and compile it if INCOMING_RETURN_ADDR_RTX is defined - even if DWARF2_DEBUGGING_INFO isn't. - (EH_FRAME_SECTION): New macro. - (output_call_frame_info): Handle .eh_frame variant. - (dwarf2out_def_cfa): Update cfa_*{reg,offset}. - (dwarf2out_frame_debug): Move cfa_*{reg,offset} to file scope. - (dwarf2out_end_epilogue): Increment current_funcdef_number here. - (dwarf2out_decl): Not here. - (dwarf2out_frame_init, dwarf2out_frame_finish): New fns. - (dwarf2out_init, dwarf2out_finish): Call them. - (output_die): Add missing 'case 8:' - (dwarf2out_decl): Revert other context_die = NULL change. - (add_bound_info): Restore default case. - -Fri May 2 15:30:16 1997 Doug Evans <dje@seba.cygnus.com> - - * m32r.h (LIT_NAME_P): New macro. - (SMALL_NAME_P): Use it. - (ASM_OUTPUT_ALIGNED_COMMON): Don't output to scommon if -msdata=none. - * m32r.c (addr24_operand): Handle literals. - (m32r_output_function_prologue): Use IMMEDIATE_PREFIX. - (m32r_output_function_epilogue): Likewise. Use shorter add insn if - able. - -Fri May 2 14:40:44 1997 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.h (RS6000_ALIGN): Macro renamed from ALIGN. - * rs6000.c (rs6000_stack_info): Use it. - -Fri May 2 14:15:54 1997 Ian Lance Taylor <ian@cygnus.com> - - * reload1.c (reload_cse_noop_set_p): When checking the values - equivalent to sreg, make sure the mode is right. - -Fri May 2 12:53:03 1997 Jeffrey A Law (law@cygnus.com) - - * reload1.c (reload_cse_invalidate_regno): Properly set - the mode for invalidate_regno_rtx. - -Thu May 1 14:57:35 1997 Jeffrey A Law (law@cygnus.com) - - * pa.md (call_internal_symref): Fix typo. - -Thu May 1 14:44:17 1997 Jim Wilson <wilson@cygnus.com> - - * mips.c (mips_asm_file_start): Use new macro TARGET_FILE_SWITCHING. - (mips_asm_file_end): Likewise. - * mips.h (TARGET_FILE_SWITCHING): Define. - (NO_DBX_FUNCTION_END): Define. - -Thu May 1 09:08:40 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * m68k.c (output_addsi3): Replace "\\;" by "\n\t" in - assembler templates. - -Thu May 1 09:00:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * integrate.c (subst_constants, case SUBREG): Cancel changes once - done with result. - -Wed Apr 30 19:45:56 1997 Jim Wilson <wilson@cygnus.com> - - * mips.c (override_options): Set mips_split_addresses only if - TARGET_SPLIT_ADDRESSES is set. - * mips.h (MASK_SPLIT_ADDR, TARGET_SPLIT_ADDRESSES): New macros. - (TARGET_SWITCHES): Add -msplit-addresses, -mno-split-addresses. - * configure (mips*-*-ecoff*, mips*-*-elf*): Set MASK_SPLIT_ADDR - bit in target_cpu_default2. - - * flags.h (current_function_is_thunk): Add extern to declaration. - - * dbxout.c (dbxout_function): Test NO_DBX_FUNCTION_END at run time - instead of compile time. - - * unroll.c (set_dominates_use): In second loop, add check for copy_end. - - * mips.md (paradoxical_extendhidi2, paradoxical_extendqidi2): New - patterns. - -Wed Apr 30 02:23:24 1997 Jason Merrill <jason@yorick.cygnus.com> - - * output.h (named_section): Add reloc argument. - (DECL_READONLY_SECTION): New macro. - * varasm.c (named_section): Add reloc argument, pass it to - ASM_OUTPUT_SECTION_NAME. - (UNIQUE_SECTION, UNIQUE_SECTION_P): Provide defaults. - (function_section): Pass reloc argument to named_section. - (variable_section, exception_section): Likewise. - (output_constant_def_contents): Likewise. - (assemble_start_function): Use UNIQUE_SECTION_P. UNIQUE_SECTION is - now a statement. - (assemble_variable): Likewise. - * mips/iris6.h (ASM_OUTPUT_SECTION_NAME): Add reloc arg, - use DECL_READONLY_SECTION. - * psos.h, ptx4.h, a29k.h, alpha/elf.h, arm/coff.h, h8300.h: Likewise. - * i386/go32.h, i386/sco5.h, m68k/coff.h, mips/elf64.h: Likewise. - * mips/netbsd.h, pa.h, rs6000/sysv4.h, sh.h, sparc/sysv4.h: Likewise. - * config/svr4.h (SELECT_SECTION): Use DECL_READONLY_SECTION. - (ASM_OUTPUT_SECTION_NAME): Likewise, add reloc argument. - (MAKE_DECL_ONE_ONLY): Just set DECL_WEAK. - (UNIQUE_SECTION, UNIQUE_SECTION_P): Define. - * i386/cygwin32.h (UNIQUE_SECTION_P): Define. - (SUPPORTS_ONE_ONLY): Define. - (MAKE_DECL_ONE_ONLY): Lose. - (ASM_OUTPUT_SECTION_NAME): Add reloc arg, use DECL_READONLY_SECTION. - * i386/winnt.c (i386_pe_unique_section): Add reloc arg, - use DECL_READONLY_SECTION. - - * mips/iris6.h (CTORS_SECTION_ASM_OP): Change aligment based on ABI. - (DTORS_SECTION_ASM_OP): Likewise. - -Tue Apr 29 16:08:07 1997 Jeffrey A Law (law@cygnus.com) - - * pa/lib1funcs.asm (divnorm, modnorm, exitdiv): Fix code to - negate SImode values. - -Tue Apr 29 12:54:14 1997 Mike Stump <mrs@cygnus.com> - - * except.c (expand_eh_region_start_tree): Add DECL argument so we - can better track why the region was made for error reporting. - * except.h (expand_eh_region_start_tree): Likewise. - * tree.h (expand_dhc_cleanup): Likewise. - (expand_dcc_cleanup): Likewise. - * except.c (expand_eh_region_start_for_decl): New routine. - * except.h (expand_eh_region_start_for_decl): Likewise. - * stmt.c (expand_decl_cleanup): Add DECL to call of - expand_eh_region_start_tree. - (expand_dcc_cleanup): Likewise. - (expand_dhc_cleanup): Likewise. - (expand_start_case): Switches introduce conditional contexts. - (expand_start_case_dummy): Likewise. - (expand_start_case_dummy): Likewise. - (expand_end_case): Likewise. - -Tue Apr 29 11:45:09 1997 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (dwarf2out_decl): Undo earlier change. - (constant_size): Likewise. - (gen_subprogram_die): Handle NULL context_die. - - * mips/iris6.h (ASM_OUTPUT_CONSTRUCTOR): Fix for -mabi=64. - (ASM_OUTPUT_DESTRUCTOR): Likewise. - -Mon Apr 28 09:10:19 1997 Jeffrey A Law (law@cygnus.com) - - * h8300.c (push_order, pop_order): Add missing initializer entries. - -Fri Apr 25 19:39:43 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * h8300.c (output_adds_subs): Check for adding 0. - -Fri Apr 25 14:52:31 1997 Jim Wilson <wilson@cygnus.com> - - * configure (i[3456]86-*-freebsdelf*, i[3456]86-*-freebsd*): Use - t-freebsd instead of x-freebsd. - * i386/t-freebsd: Renamed from x-freebsd. - -Fri Apr 25 12:16:20 1997 Stan Cox <coxs@dg-rtp.dg.com> - - * go32.h (DBX_*): Use definitions from config/dbxcoff.h instead. - -Fri Apr 25 11:55:54 1997 Jason Merrill <jason@yorick.cygnus.com> - - * i386/cygwin32.h (MULTIPLE_SYMBOL_SPACES): Define. - -Thu Apr 24 18:32:56 1997 Jason Merrill <jason@yorick.cygnus.com> - - * i386/winnt.c (i386_pe_unique_section): New fn. - * i386/cygwin32.h (UNIQUE_SECTION): Define. - (MAKE_DECL_ONE_ONLY): Define. - (ASM_OUTPUT_SECTION_NAME): Support DECL_ONE_ONLY. - - * c-decl.c (implicitly_declare): Don't set DECL_ARTIFICIAL. - -Thu Apr 24 17:11:23 1997 Jim Wilson <wilson@cygnus.com> - - * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add - TARGET_5200 support. - -Thu Apr 24 16:39:25 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * stmt.c (pushcase_range): Check for null range first. - -Wed Apr 23 23:06:28 1997 Ian Lance Taylor <ian@cygnus.com> - - * reload1.c (reload_cse_record_set): Use push_operand to check for - changes to the stack pointer. - -Wed Apr 23 19:56:01 1997 Jason Merrill <jason@yorick.cygnus.com> - - * calls.c (expand_call): If we're in a thunk, pass through invisible - references instead of making a copy. - * flags.h: Add current_function_is_thunk. - * function.c: Likewise. - (init_function_start): Initialize it. - (push_function_context_to): Save it. - (pop_function_context_from): Restore it. - * function.h (struct function): Add is_thunk. - -Wed Apr 23 17:47:25 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.c (secondary_reload_class): Handle more cases where we - need secondary reloads. - (impossible_plus_operand): Accept anything that involves addition - of the stack pointer. - * mn10300.md (reload_insi): Always load the stack pointer into - the destination (which is always an address register). - * mn10300.h (STORE_FLAG_VALUE): Remove definition. - * xm-mn10300.h: Declare malloc, realloc, calloc and free. - -Wed Apr 23 14:28:30 1997 Mike Stump <mrs@cygnus.com> - - * expr.h (sjthrow_libfunc): Add support for setjmp/longjmp based - exception handling. - ({sjpopnthrow,terminate,setjmp,longjmp}_libfunc): Likewise. - (get_dynamic_handler_chain_libfunc): Likewise. - * expr.c (expand_expr, case TRY_CATCH_EXPR): Likewise. - (expand_expr, case POPD{C,H}C_EXPR): Likewise. - * stmt.c (mark_block_as_eh_region): Likewise. - (mark_block_as_not_eh_region): Likewise. - (is_eh_region, conditional_contex, expand_start_bindings): Likewise. - (expand_end_bindings, expand_{decl,dcc,dhc}_cleanup): Likewise. - (expand_cleanups): Likewise. - * tree.h (mark_block_as_eh_region): Likewise. - (mark_block_as_not_eh_region, is_eh_region): Likewise. - conditional_context, expand_dhc_cleanup): Likewise. - * except.c (exception_via_longjmp): Likewise. - (protect_cleanup_actions_with_terminate): Likewise. - (current_function_d{h,c}c, add_partial_entry): Likewise. - (get_dynamic_{handler,cleanup}_chain): Likewise. - (start_dynamic_{cleanup, handler}): Likewise. - (expand_eh_region_start{,_tree}, expand_eh_region_end): Likewise. - (emit_throw, expand_leftover_cleanups): Likewise. - (expand_{start,end}_all_catch, protect_with_terminate): Likewise. - ({start,end}_eh_unwinder, init_eh_for_function): Likewise. - ({save,restore}_eh_status, exception_optimize): Likewise. - * optabs.c ({sjthrow,sjpopnthrow,terminate,setjmp}_libfunc): Likewise. - ({longjmp,get_dynamic_handler_chain}_libfunc): Likewise. - (init_optabs): Likewise. - * except.h: Likewise. - * libgcc2.c (__default_terminate): Likewise. - (__terminate, __get_dynamic_handler_chain, __sjthrow): Likewise. - (__sjpopnthrow): Likewise. - * toplev.c (f_options): Likewise. - * tree.def (TRY_CATCH_EXPR, POPDHC_EXPR, POPDCC_EXPR): Likewise. - * pa.h (JMP_BUF_SIZE): Define. - * sparc.h (JMP_BUF_SIZE): Define. - - * expr.h (cleanups_this_call): Transform uses of cleanups_this_call - into uses of the cleanups managed by the block code - (expand_start_bindings and friends). Remove defer_cleanups_to and - expand_cleanups_to, and use start_cleanup_deferal and - end_cleanup_deferal instead. Add exception_region, - target_temp_slot_level, conditional_code, - last_unconditional_cleanup and cleanup_ptr to struct nesting to - facilitate conditional cleanups. - * expr.c (cleanups_this_call, init_expr): Likewise. - ({save,restore}_expr_status, store_expr): Likewise. - (expand_expr, {defer,expand}_cleanups_to): Likewise. - (do_jump, case TRUTH_{AND,OR}IF_EXPR): Likewise. - (do_jump, case COND_EXPR): Likewise. - * stmt.c (struct nesting): Likewise. - (expand_return, expand_start_bindings, expand_end_bindings): Likewise. - (expand_cleanups, {start,end}_cleanup_deferal): Likewise. - * tree.h (start_cleanup_deferal): Likewise. - (end_cleanup_deferal): Likewise. - * calls.c (expand_call): Likewise. - * function.h (struct function): Likewise. - * except.c (asynchronous_exceptions): Support - -fasynchronous_exceptions. - (can_throw): Likewise. - * toplev.c (f_options): Likewise. - - * flags.h (flag_short_temps): Remove support for short temps. - * calls.c (expand_call): Likewise. - * toplev.c (flag_short_temps): Likewise. - - * stmt.c (expand_start_target_temps): Add for convenience. - (expand_end_target_temps): Likewise. - * except.c (jumpif{,not}_rtx): Likewise. - - * stmt.c: Remove all traces of empty_cleanup_list. - -Wed Apr 23 17:26:40 1997 Ian Lance Taylor <ian@cygnus.com> - - * reload1.c (reload_cse_mem_conflict_p): Don't assume that a - SUBREG can not conflict with a MEM. - -Wed Apr 23 09:48:58 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de) - - * 1750a.md (cmphi): Fixed when next CC user is unsigned. - (mov[hq]i-[23]): New patterns for mem-indirect moves. - (movhf,movtqf): Corrected. - * 1750a.c (memop_valid): Memory indirection now valid. - (nonindirect_operand): Remove. - (print_operand): Fix the 'J' output modifier. - * 1750a.h (FRAME_POINTER_REQUIRED): Not required. - (INITIAL_FRAME_POINTER_OFFSET,FIX_FRAME_POINTER_ADDRESS): Undefine. - (FUNCTION_PROLOGUE,FUNCTION_EPILOGUE): Honor -fomit-frame-pointer. - (ELIMINABLE_REGS,CAN_ELIMINATE,INITIAL_ELIMINATION_OFFSET): Defined. - (PREFERRED_RELOAD_CLASS): Corrected. - (CONST_COSTS,ADDRESS_COST,REGISTER_MOVE_COST,MEMORY_MOVE_COST): - Slight adjustments. - (ASM_APP_ON,ASM_APP_OFF): Corrected. - * ms1750.inc (DUCR.M,DUC.M): Defined. - -Wed Apr 23 09:41:35 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * reload.c (push_reload): Fix last arg of call to find_dummy_reload. - -Wed Apr 23 09:29:14 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * configure (i[3456]86-next-*, m68k-next-nextstep{2,3}*): - Remove out_file and add extra_objs. - * config/nextstep.c: Add includes for config.h, stdio.h, and flags.h. - * {i386,m68k}/t-next (nextstep.o): New rule. - * m68k/next.h: Remove include of machmode.h. - * {i386,m68k}/next.c: Files deleted. - -Tue Apr 22 20:45:29 1997 Jason Merrill <jason@yorick.cygnus.com> - - * sparc.h (DBX_CONTIN_LENGTH): Shrink to 1000. - -Tue Apr 22 18:21:20 1997 Jim Wilson <wilson@cygnus.com> - - * dwarf2out.c (gen_variable_dir): Add test for DW_AT_declaration to - the old_die if statement, and delete assertion for it. - (decl_ultimate_origin): Remove last change. - -Tue Apr 22 10:22:27 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.c (expand_prologue): End the current sequence before - counting the tst insns in the current function. Start a new - one before emitting any prologue instructions. - - * mn10300.h (REGISTER_MOVE_COST): Bump up cost of moves in the - same class. - - * mn10300.md (untyped_call): New expander. - -Mon Apr 21 16:30:21 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * cse.c (fold_rtx, case PLUS): When seeing if negative of constant - is around, make sure not dealing with largest negative. - -Mon Apr 21 13:57:53 1997 Jim Wilson <wilson@cygnus.com> - - * mips/t-ecoff: Set TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS. - - * m68k.c (output_addsi3): New function. From addsi3 pattern. - * m68k.h (output_addsi3): Add declaration. - * m68k.md (movqi+2): Add address registers. - (movxf+1): Disable for TARGET_5200. - (movxf+2): New pattern for TARGET_5200. - (addsi3): Add define_expand. Move code to output_addsi3. - (addsi3_internal): Renamed from addsi3. Disable for TARGET_5200. - (addsi3_5200): New pattern for TARGET_5200. - -Sun Apr 20 10:45:35 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * fold-const.c (operand_equal_p): Constants are not equal if there - has been an overflow. - - * toplev.c (compile_file): Shorten "branch-probabilities" in - output of times. - - * alpha/vms.h (MOD[SD]I3_LIBCALL): Call ots$rem, not ots$mod. - (DWARF2_DEBUGGING_INFO): Define. - - * alpha.c (alpha_need_linkage): Call get_identifier. - - * rs6000.c (rs6000_output_load_toc_table): New function. - (output_prolog): Call it instead of doing it directly. - * rs6000.md (nonlocal_goto_receiver): New pattern. - - * dwarf2out.c: Major cleanup; mostly reformatting. - Include expr.h. - Undefine inline ifndef __GNUC__; never define to include static. - Add "static" to header of all inlined functions. - Add declarations for all static functions, with prototypes. - (addr_const_to_string): Use HOST_WIDE_INT_PRINT_* macros. - (add_AT_*, new_{die,loc_descr,cfi): Don't check for xmalloc - returning zero. - (modified_type_die): Add missing parm on recursive call. - ({reg,based}_loc_descriptor): Add missing arg to call to new_loc_descr. - (add_const_value_attribute): Use REAL_VALUE_TYPE for fp calculations. - (output_call_frame_info): Add missing arg to output_cfi call. - (dwarf2out_def_cfa): Local variable OLD_REG must be unsigned long. - * Makefile.in (dwarf2out.o): Includes expr.h. - - * dwarf2out.c: Cast first arg in all calls to bzero to char *. - (decl_ultimate_origin): Return NULL if equal to decl. - (constant_size): Never return more than 4. - (value_format, case 8): New case. - (dwarf2out_frame_debug): Use HARD_FRAME_POINTER_REGNUM. - (based_loc_descr): Likewise. - (add_bound_info): Delete default case. - Add cases for CONVERT_EXPR and NON_LVALUE_EXPR; treat like NOP_EXPR. - Change NOP_EXPR to to recursive call. - (add_type_attribute): Ignore unnamed subtype of integral or FP. - (gen_subprogram_die): Use reg_loc_descriptor. - (dwarf2out_decl): Ignore nested functions. - - * fix-header.c, protoize.c, gcov.c: Use symbolic codes for exit. - - * final.c (profile_function): Only call ASM_OUTPUT_REG_{PUSH,POP} - if defined. - - * expr.c ({move,clear}_by_pieces_1, expand_assignment): Ensure - we have unshared rtx before changing flags. - (store_{constructor,field}): Likewise. - (expand_expr, case COMPONENT_REF): Likewise. - (store_expr): Check if TEMP and TARGET are same with rtx_equal_p. - - * emit-rtl.c (change_address, init_emit): Delete forward references. - (rtl_obstack, stack_depth, max_stack_depth): Delete extern decls. - -Fri Apr 18 18:25:52 1997 Jim Wilson <wilson@cygnus.com> - - * function.c (instantiate_decls): For DECL_INCOMING_RTL, use max - of type size and mode size in instantiate_decl call. - - * fixincludes (sys/lc_core.h): Fix OSF1/4.x namespace pollution. - -Wed Apr 16 19:36:53 1997 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (add_bound_info): Use a DIE instead of a location - expression for variable bounds. Trust a MEM rtx even when - optimizing. - (DWARF_FRAME_RETURN_COLUMN): Default to FIRST_PSEUDO_REGISTER. - - * expr.c (expand_expr, case RTL_EXPR): If there is no sequence, - don't set it to const0_rtx. - * tree.c (array_type_nelts): Don't return any SAVE_EXPRs. - -Mon Apr 14 18:12:57 1997 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.h (RS6000_ITRUNC, RS6000_UITRUNC): Prepend underscores. - (RS6000_MCOUNT): New macro. - (ASM_FILE_START): Use RS6000_MCOUNT. - * rs6000.c (output_function_profiler): Use RS6000_MCOUNT. - * rs6000/aix31.h (RS6000_{ITRUNC,UITRUNC,MCOUNT}): New macros. - -Mon Apr 14 14:37:27 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.c (can_use_return_insn): Include outgoing argument - area in size computation. - (expand_prologue): Likewise. No longer diddle with sequences. - Put register saves just before outgoing argument area. - (expand_epilogue): Similarly. - (impossible_plus_operand): New function. - * mn10300.h (FRAME_POINTER_REQUIRED): Never require a frame pointer. - (ACCUMULATE_OUTGOING_ARGS, OUTGOING_REG_PARM_STACK_SPACE): Define. - (impossible_plus_operand): Declare. - * mn10300.md (reload_insi): New expander to handle pathological - reload cases. - (addsi3): Fix CC status. - - * mn10300.h (FUNCTION_VALUE): Return addresses in $a0. - (FUNCTION_VALUE_REGNO_P): Corresponding changes. - * mn10300.md (call_value_internal): Allow output to be in an - address register. - - * calls.c (emit_library_call): Handle saving of stack slots when - ACCUMULATE_OUTGOING_ARGS is defined. - (emit_library_call_value): Likewise. - -Mon Apr 14 14:48:15 1997 Jim Wilson <wilson@cygnus.com> - - * sh.md (xtrct_left, xtrct_right): New patterns. - - * combine.c (get_last_value_validate): New argument insn. - Add check for memory reference clobbered by later store. - (record_value_for_reg, get_last_values): Pass in new argument. - -Mon Apr 14 14:03:18 1997 Mike Meissner <meissner@cygnus.com> - - * configure (powerpc --with-cpu=x): Add embedded powerpcs and 604e. - - * rs6000.c (rs6000_override_options): Recognize -mcpu=801, -mcpu=823, - and -mcpu=604e. - -Sun Apr 13 18:43:16 1997 Ian Lance Taylor <ian@cygnus.com> - - * reload1.c (invalidate_regno_rtx): New static variable. - (reload_cse_invalidate_regno): Check whether any earlier registers - have a multi-register value which includes the register we are - invalidating. - (reload_cse_regs): Initialize invalidate_regno_rtx. - - * reload1.c (reload_cse_record_set): When setting reg_values for a - copy from one register to another, use gen_lowpart_common to - adjust the value correctly if the mode changes. - -Sun Apr 13 17:24:48 1997 Doug Evans <dje@cygnus.com> - - * expr.c (move_block_from_reg): Try using integral mov operation first. - - * calls.c (expand_call): When copying unaligned values into a register, - zero out the register first rather than emitting a clobber. - - * integrate.c (copy_rtx_and_substitute): If FRAME_GROWS_DOWNWARD - and regno == VIRTUAL_STACK_VARS_REGNUM, round size of stack slot up - before calling assign_stack_temp. - -Sun Apr 13 15:29:38 1997 Ulrich Drepper <drepper@cygnus.com> - - * enquire.c (fake_f_rep): Add missing element name in cast. - -Sun Apr 13 15:20:05 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * stor-layout.c (layout_record, PCC_BITFIELD_TYPE_MATTERS): - Fix sign bug in last change. - -Sun Apr 13 15:03:38 1997 J.T. Conklin <jtc@netbsd.org> - - * m68k.md (movstricthi): Remove extraneous comparisons. - - * configure (*-*-netbsd): tmake_file now t-netbsd; delete xmake_file. - * config/t-netbsd: New file. - * config/x-netbsd: Removed. - -Sun Apr 13 14:51:25 1997 Richard Earnshaw (rearnsha@armltd.co.uk) - - * cse.c (canon_reg, cse_insn): Don't examine insn_n_dups if - recog_memoized fails to find a match. - -Sun Apr 13 14:17:26 1997 Ian Lance Taylor <ian@cygnus.com> - - * reload1.c (reload_cse_noop_set_p): Add insn parameter. Change - all callers. If deleting the instruction, remove any earlier - REG_DEAD note for DREG. - (reload_cse_simplify_set): If simplifying, remove any earlier - REG_DEAD note for the new source register. - -Sun Apr 13 14:12:08 1997 Pat Rankin <rankin@eql.caltech.edu> - - * libgcc2 (L_bb, L_exit): Use 0 rather than NULL for null pointers. - -Sun Apr 13 12:53:03 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * m68k/linux.h (ASM_SPEC): Define. - (STRUCT_VALUE_REGNUM, STATIC_CHAIN_REGNUM, INITIALIZE_TRAMPOLINE): - Remove definitions, undoing the change of Mar 20 1996. - - * m68k.c (output_move_qimode): Optimize pushing one byte if source - operand does not use stack pointer. - - * m68k.md (rotl[shq]i3, rotl[hq]i3+1): Don't directly modify operand. - - * m68k.md (tstdi): Add missing parallel around the pattern. - -Sun Apr 13 12:51:00 1997 Paul Eggert <eggert@twinsun.com> - - * cccp.c, cpplib.c (do_include): Diagnose #import and - #include_next if pedantic and if not in a system header. - (do_warning): #warning now causes an error if -pedantic-errors - is given; this is needed since #warning isn't ANSI. - - * toplev.c (lang_options): Add -Wundef, -Wno-undef. - * c-decl.c (c_decode_option): Ignore -Wundef, -Wno-undef. - - * cccp.c, cexp.y (warn_undef): New variable. - * cpplib.h (struct cpp_options): New member warn_undef. - (CPP_WARN_UNDEF): New macro. - - * cccp.c (main), cpplib.c (cpp_handle_options): Set warn_undef - from -Wundef and -Wno-undef. - - * cppexp.c (cpp_lex) New arg skip_evaluation. - (cpp_parse_expr): Pass skip_evaluation to cpp_lex. - Abort if cpp_lex returns NAME. - - * cexp.y (exp), cppexp.c (cpp_lex): Optionally warn about undefined - identifiers that evaluate to 0. - -Sun Apr 13 11:43:16 1997 Joel Sherrill <joel@OARcorp.com> - - * configure (hppa1.1-*-rtems*): New target. - * mips/rtems.h: New file. - -Sun Apr 13 09:48:26 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * gcov.c (print_usage, open_files): Use FATAL_EXIT_CODE. - * collect2.c (fatal_perror, fatal, collect_wait): Likewise. - - * sparc.c (eligible_for_delay_slot): Clean up and make to agree - precisely with patterns in MD file. - * sparc.md (*return_addsi): Change condition to exclude both ints. - (*return_adddi): Likewise. - (*return_subsi): New pattern. - - * recog.c (validate_replace_rtx_1, case MINUS): New case. - -Sun Apr 13 08:20:24 1997 Thomas Bushnell <thomas@gnu.ai.mit.edu> - - * i386/gnu.h (TARGET_VERSION): Redefine. - -Sun Apr 13 08:15:31 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> - - * c-typeck.c (lookup_field): Don't recurse unless FIELD is - a RECORD_TYPE or UNION_TYPE. - - * final.c (profile_function): Save the static chain register - around the call to the profiler function. - - * loop.c (invariant_p, case REG): Pointers into frame are not - invariants if function has nonlocal gotos. - * reload1.c (reload): If function has nonlocal label, mark all - caller-saved regs as used. - -Fri Apr 11 16:49:06 1997 Doug Evans <dje@seba.cygnus.com> - - * m32r.h (REG_ALLOC_ORDER): Restore to original setting. - - * m32r.h (UPPER16_P): Fix calculation. - * m32r.c (two_insn_const_operand): New function. - (m32r_print_operand): Handle 'X'. - * m32r.md (movsi): Tweak. - (*movsi_insn): Output hex value of constants too. - (movsi define_split): Add. - (andsi3,orsi3,xorsi3): Output hex value of constants too. - -Thu Apr 10 18:39:33 1997 Jim Wilson <wilson@cygnus.com> - - * sh.md (sne): Modified to use negc instead of xor. - (sne+1): New define_split for new sne pattern. - * sh.c (output_stack_adjust): Reorganize code for readability. - If size is negative, negate and subtract it instead of adding it. - -Wed Apr 9 13:51:07 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (output_stack_adjust): When splitting an adjustment into two - parts, make sure the stack is aligned at all times. - -Tue Apr 8 12:34:38 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.h (RETURN_ADDR_RTX): Define. - -Mon Apr 7 19:19:57 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.c (count_tst_insns): New function. - (expand_prologue): Load zero into data and/or address registers - if any are free and the function has optimizable tst insns. - (output_tst): If a suitable register is known to have the - value zero, use it instead of searching for a suitable register. - * mn10300.h (zero_dreg, zero_areg): Declare. - (FRAME_POINTER_NEEDED): Frame pointers are not needed if the - outgoing argument size is zero. - * mn10300.md (movXX): Optimize loading zero into an address - register if possible. Optimize loading a DF/DI mode value - into an address register from a constant memory address. - (addsi3): Provide alternative which doesn't require a matching - inout operand. - (return): Optimize consecutive return instructions. - -Mon Apr 7 17:30:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * mips/iris5.h (SUBTARGET_CC1_SPEC): Define. - (LINK_SPEC, STARTFILE_SPEC): Support -static. - * mips/iris6.h (SUBTARGET_CC1_SPEC): Define. - (STARTFILE_SPEC, LINK_SPEC): Support -static. - * mips.h: (SUBTARGET_CC1_SPEC): Define. - (CC1_SPEC): Add subtarget_cc1_spec. - (EXTRA_SPECS): Add subtarget_cc1_spec. - -Sun Apr 6 12:24:53 1997 Richard Earnshaw (rearnsha@armltd.co.uk) - - * arm.md (incscc): Use a match_operand with cc_register to match - the condition code register. - (decscc, *condbranch, *condbranch_reversed, *mov_scc): Likewise. - (*mov_negscc, *mov_notscc, *cond_return): Likewise. - (*cond_return_inverted, *ior_scc, *cond_move): Likewise. - (insv): New expand. - (andsi_notsi_si): Renamed from *andsi_notsi_si. - (andsi_not_shiftsi_si): New insn. - (*minmax_arithsi): Don't match this insn if operand1 is an - eliminable register. - ({sin,cos}*): Delete, since the ARM always emulates these its - faster to call a library function. - (movsicc, *movsicc_insn): Make operand0 an s_register_operand, - and operand3 an arm_not_operand. Use cc_register to match the - condition code register. - (mov[sd]fcc*): Make operand[0,2] s_register_operands, and operand3 - the nonmemory_operand. Use cc_register to match the condition - code register. - (*ifcompare_plus_move): Move before *ifcompare_arith_move. Just do - a split for the output. - (*ifcompare_move_plus): Similarly, but relative - to *ifcompare_move_arith. - (*if_plus_move, *if_move_plus): New patterns. - (*ifcompare_arith_arith): Simplify the alternatives down to just one, - and split the insn before output. - (*if_arith_arith, *if_arith_move, *if_move_arith): New patterns. - (*ifcompare_move_not, *ifcompare_not_move): Simplify and split the - insn before output. - (*if_move_not, *if_not_move): New patterns. - (*ifcompare_shift_move, *ifcompare_move_shift): Simplify and split the - insn before output. - (*if_shift_move, *if_move_shift): New patterns. - (*ifcompare_shift_shift): Simplify and split the insn before output. - (*if_shift_shift): New pattern. - (*ifcompare_not_arith, *ifcompare_arith_not): Simplify and split the - insn before output. - (*if_not_arith, *if_arith_not): New patterns. - (*ifcompare_neg_move, *ifcompare_move_neg): Simplify and split the - insn before output. - (*if_neg_move, *if_move_neg): New patterns. - -Sat Apr 5 20:17:43 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000/sol-ci.asm (_environ): Don't make _envrion a common - variable, the lastest assembler doesn't let common variables also - be a weak symbol. - -Fri Apr 4 18:30:12 1997 Jim Wilson <wilson@cygnus.com> - - * rs6000.md (adddi3): Use non_short_cint_operand instead of - non_add_cint_operand. - -Thu Apr 3 15:08:39 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.c (can_use_return_insn): Add size of fixed stack space - for function calls into the size of the frame. - (expand_prologue, expand_epilogue): Likewise. - (initial_offset): Corresponding changes.. - * mn10300.h (OUTGOING_REG_PARM_STACK_SPACE): No longer define. - (STACK_POINTER_OFFSET): Define. - * mn10300.md (call, call_value expanders): Don't adjust the stack - pointer here anymore. - - * mn10300.md (ashlsi3): Remove some alternatives which are no longer - needed or desired. - -Thu Apr 3 15:06:53 1997 Jim Wilson <wilson@cygnus.com> - - * local-alloc.c (no_conflict_p): Reject sequences with foreign insns. - - * combine.c (move_deaths): Handle partial REG_DEAD note for - multi-reg hard register. - - * function.c (expand_function_start): Emit queue after expanding - each dynamic parameter type. - - * mips.c (mips_move_2words): Add SIGN_EXTEND support for SYMBOL_REF, - LABEL_REF, and CONST operands. - - * dwarf2out.c: Delete comment referring to README.DWARF. - -Wed Apr 2 17:21:23 1997 Jim Wilson <wilson@cygnus.com> - - * rs6000.md (ashrdi3_power): Mark alternative 0 as early_clobber - output. - - * rs6000.md (abssi3_nopower define_split): Switch operands of MINUS. - (nabssi3_nopower define_split): Likewise. - -Tue Apr 1 19:30:01 1997 Mike Stump <mrs@cygnus.com> - - * libgcc2.c (find_exception_table): Fix to logic to deal with - functions that are in their own section, such as template - instantiations, that cause overlapping EH tables. - -Tue Apr 1 17:16:22 1997 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (USER_H): Add va-mn10300.h - - * ginclude/stdarg.h: Include va-mn10300.h. - * ginclude/varargs.h: Likewise. - * ginclude/va-mn10300.h: New file. - * mn10300.c (expand_prologue): If current_function_varargs is nonzero, - flush d0/d1 back into stack. - (mn10300_builtin_saveregs): New function. - (function_arg, function_arg_partial_nregs): New functions. - (initial_offset): Tweak now that the RP save area is allocated - and deallocated around each call again. - * mn10300.h (FIRST_PARM_OFFSET): Now 4. - (FRAME_POINTER_REQUIRED): Require frame pointer for all non-leaf fcns. - (REG_PARM_STACK_SPACE): Now 8 bytes. - (FUNCTION_ARG_REGNO_P): Update for new parameter passing conventions. - (CUMULATIVE_ARGS, INIT_CUMULATIVE_ARGS): Likewise. - (FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Likewise. - (FUNCTION_ARG_PARTIAL_NREGS): Likewise. - (TRAMPOLINE_TEMPLATE): Don't clobber d0 anymore. - (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes. - (EXPAND_BUILTIN_SAVEREGS): Define. - * mn10300.md (call, call_value patterns): Allocate and deallocate - stack slot for return pointer around each call. - - * mn10300.h (RTX_COSTS): Refine. - (CASE_VALUES_THRESHHOLD, NO_FUNCTION_CSE): Likewise. - * mn10300.c (output_tst): New function. - * mn10300.md (movdi, movdf): Improve code to load constants into regs. - (tst insns): Use output_tst to optimize some cases. Add versions to - encourage more zero extensions instead of sign extensions of HImode - and QImode values. - (divsi3, udivsi3): Remove patterns. Replaced by... - (divmodsi4, udivmodsi4): New expanders/patterns. - (andsi3): Optimize "and" operations with certain constants. - -Tue Apr 1 09:14:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.h: (ADJUST_COSTS): Define. - -Fri Mar 28 17:46:13 1997 Jim Wilson <wilson@cygnus.com> - - * Makefile.in (LANGUAGES): Add gcov. - (OBJS): Add profile.o. - (STAGESTUFF): Add gcov. - (profile.o, gcov.o, gcov): Add rules to build them. - (install-common): Install gcov. - * combine.c (distribute_notes): Handle REG_BR_PROB and REG_EXEC_COUNT - REG_NOTES. - * sparc.h (OVERRIDE_OPTIONS): Check profile_arc_flag. - * final.c (LONG_TYPE_SIZE): Define. - (count_instrumented_arcs): New variable. - (end_final, profile_after_prologue, leaf_function_p): Add support - for profile_arc_flag. - (add_bb): Only call CC_STATUS_INIT if HAVE_cc0. - * flags.h (profile_arc_flag, flag_test_coverage, - flag_branch_probabilities): Declare. - * function.c (expand_function_end): Output NOTE_REPEATED_LINE_NUMBER - for last line of function. - * integrate.c (expand_inline_function): Output - NOTE_REPEATED_LINE_NUMBER after inlined call. - * jump.c (jump_optimize, follow_jumps, mark_jump_label): Disable some - optimizations when flag_test_coverage and there is a line number note - in the way. - (invert_jump): Add REG_BR_PROB when flag_branch_probabililties. - * libgcc2.c (__bb_exit_func): Support gcov style output. - * reorg.c (mostly_true_jump): Use REG_BR_PROB notes when - flag_branch_probabilities. - * rtl.c (note_insn_name): Add NOTE_REPEATED_LINE_NUMBER. - (reg_note_name): Add REG_BR_PROB and REG_EXEC_COUNT. - * rtl.h (enum reg_note): Add REG_BR_PROB and REG_EXEC_COUNT. - (REG_BR_PROB_BASE): Define. - (NOTE_REPEATED_LINE_NUMBER): Define. - * sched.c (update_flow_info): Handle REG_EXEC_COUNT and REG_BR_PROB - notes. - * toplev.c (branch_prob_dump, profile_arc_flag, flag_test_coverage, - flag_branch_probabilities, branch_prob_dump_file, branch_prob_time): - New variables. - (f_options): Add profile-arcs, test-coverage, and - branch-probabilities. - (compile_file): Set branch_prob_time. Pass flag_test_coverage to - init_emit_once. Handle branch_prob_dump. Call init_branch_prob. - Call end_branch_prob. Call output_func_start_profiler. - (rest_of_compilation): Handle branch_prob_dump. Call new - branch_prob pass. - (main): Set branch_prob_dump. - * gcov.c, profile.c, gcov-io.h, gcov.texi: New files. - -Thu Mar 27 16:52:52 1997 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.h (CPP_CPU_DEFAULT): Define if TARGET_CPU_DEFAULT is not set. - * i386.h (STACK_BOUNDARY): Define to always be 32. - - From J"orn Rennecke <amylaar@cygnus.co.uk> - * i386.md: (zero_extendhisi2+[12]): Use true_regnum instead of - REGNO for operand 0. - (zero_extendqisi2+3): Use reg_overlap_mentioned_p instead of REGNO - comparison; use true_regnum instead of REGNO for rtx generation. - -Wed Mar 26 12:34:21 1997 Ian Lance Taylor <ian@cygnus.com> - - * reload1.c (reload): Call reload_cse_regs. - (reg_values): New static variable. - (reload_cse_invalidate_regno): New static function. - (reload_cse_mem_conflict_p): New static function. - (reload_cse_invalidate_mem): New static function. - (reload_cse_invalidate_rtx): New static function. - (reload_cse_regs): New static function. - (reload_cse_regno_equal_p): New static function. - (reload_cse_noop_set_p): New static function. - (reload_cse_simplify_set): New static function. - (reload_cse_check_clobbered): New static variable. - (reload_cse_check_src): New static variable. - (reload_cse_check_clobber): New static function. - (reload_cse_record_set): New static function. - -Wed Mar 26 07:34:06 1997 Ulrich Drepper <drepper@cygnus.com> - - * ginclude/stdarg.h (__va_copy): New definition. - -Tue Mar 25 13:43:36 1997 Michael Meissner <meissner@cygnus.com> - - * gcc.c (init_spec): If -v, print out that the default spec values - were being used. Fix prototype to reflect no arguments. - (set_spec): If specs has not been set, set it up with the default - specs. - (read_specs): Move to later in the file so that startfile_prefixes - has been declared. Process "%include <file>" to include another - specs file, aborting if the file can't be found. Process - "%include_noerr <file>: to include another specs file, giving no - error if the file can't be found. Process "%rename var1 var2" to - rename a specs variable. Take new argument that indicates whether - we are processing the main file. Only process % commands if this - is not the main specs file. Change callers. - (main): Do not call init_spec if a specs file was found. - (set_spec,read_specs,do_spec_1): If DEBUG_SPECS is defined, print - debug information. - -Tue Mar 25 14:43:58 1997 Doug Evans <dje@cygnus.com> - - * expr.c (emit_push_insn): Delete emission of CLOBBER - when doing partial push, no longer necessary. - - * c-decl.c (grokdeclarator): Pedwarn qualified void function return - type. - -Tue Mar 25 14:28:15 1997 Richard Earnshaw (rearnsha@armltd.co.uk) - - * reload.c (find_dummy_reload): New parameter earlyclobber. If set - then don't use IN for the reload if it also appears elsewhere in - the insn. All callers changed. - -Tue Mar 25 13:20:18 1997 J.T. Conklin <jtc@cygnus.com> - - * m68k/lb1sf68.asm (udivsi3): Fix hunk from previous patch that - did not apply correctly. - - * m68k.md (tablejump): Use extl to explicitly sign extend - index registeron TARGET_5200. - * m68k/{apollo68.h,coff.h,linux.h,mot3300.h,pbb.h} - (ASM_RETURN_CASE_JUMP): Likewise. - - * m68k.md (mulsi3): Changed into define_expand. Split insn into - m68k and coldfire specific versions with appropriate constraints. - - * m68k.md (movqi): Disable use of address registers for - TARGET_5200. - - * m68k/lb1sf68.asm (__modsi3, __umodsi3): Use mulsl instruction - instead of __mulsi3 function call on the coldfire. - - * m68k.md (bne0_di): Fix typo in last change. - - * m68k.md (xorsi3_5200): Correct constraints. - - * m68k.c (output_move_{si,hi,qi}mode): New functions. - * m68k.h (output_move_{si,hi,qi}mode): Declare. - - * m68k.md (move{si,hi,qi,di}): Changed into define_expands. Split - insns into m68k and coldfire specific versions with appropriate - constraints. - -Tue Mar 25 12:18:41 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * Makefile.in (GCC_PASSES): Revert previous change; use cc1$(exeext). - -Mon Mar 24 16:12:20 1997 Doug Evans <dje@cygnus.com> - - * m32r/*: New files. - * config.sub: Add m32r. - * configure: Add m32r. - * longlong.h: Add m32r support. - * ginclude/{stdarg.h,varargs.h}: Add m32r support. - * ginclude/va-m32r.h: New file. - -Mon Mar 24 15:53:15 1997 Joel Sherrill <joel@OARcorp.com> - - * rs6000/rtems.h: Change to a near clone of the powerpc-eabi target. - * configure (powerpc*-*-rtems): Move before GNU/Linux configuration. - -Mon Mar 24 14:26:37 1997 Gavin Koch <gavin@cygnus.com> - - * ginclude/va-mips.h: For little endian, eabi, objects - less than __va_reg_size are passed in registers. - -Fri Mar 21 00:48:02 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.c (print_operand): Handle 'N'. - - * mn10300.c (expand_epilogue): Correctly handle functions - with large frames, but no callee register saves. - - * mn1300.md (movdf, movdi): Handle overlapping moves. - - * pa.c (compute_movstrsi_length): Handle residuals correctly. - -Thu Mar 20 13:53:30 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000.c (easy_fp_constant): If -mrelocatable, consider all fp - constants to be hard. - -Mon Mar 20 13:53:30 1997 Jim Wilson <wilson@cygnus.com> - - * rs6000.md (movdf/movsf define_splits): Add SUBREG support. - - * rs6000.c (fp_reg_or_mem_operand): Delete. - * rs6000.h (PREDICATE_CODES): Remove fp_reg_or_mem_operand. - (fp_reg_or_mem_operand): Delete declaration. - * rs6000.md (movsf_hardfloat): Use nonimmediate_operand instead - of fp_reg_or_mem_operand. - -Thu Mar 20 08:52:27 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.md (cmpsi): Handle comparing a register with - itself by adding zero to the reg. Z bit for such an insn is - inverted. - * mn10300.c (notice_update_cc): Handle CC_INVERT. - - * pa.c (emit_move_sequence): Don't lose for a secondary reload - to the SAR register if the input is a MEM with an offset that won't - fit in 14bits. - -Wed Mar 19 17:10:44 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * m68k/linux.h (ASM_OUTPUT_MI_THUNK): Define. - -Wed Mar 19 16:59:34 1997 Paul Eggert <eggert@twinsun.com> - - * cccp.c, cpplib.c (do_error, do_warning): Fix memory leak. - - * cccp.c (output_line_directive): Do not output negative line - numbers when analyzing directives like `#line 0'. - - * cexp.y (parse_number, yylex), cccp.c (rescan), cpplib.c - (cpp_get_token): Unless -lang-c89 is specified, allow C9X-style - hexadecimal floating-point numbers as preprocessor numbers. - * cccp.c (c89): New decl. - (main): Set it to 1 if -lang-c89. - * cpplib.h (struct cpp_options): New member c89. - (CPP_C89): New macro. - * cpplib.c (unsafe_chars): `p' is unsafe before `-' or `+', since it - might generate a C9X-style hexadecimal floating-point number. - (cpp_handle_options): Set c89 option to 1 if -lang-c89. - -Tue Mar 18 17:05:57 1997 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.h (STACK_BOUNDARY): Determine according to TARGET_ALIGN_DOUBLE. - - * i386.c (override_options) Make the default alignment 4 for 486, - otherwise 2. - - * i386/freebsd-elf.h (CPP_SPEC): Remove TARGET_CPU_DEFAULT reference. - * i386/linux{,-aout,-oldld}.h (CPP_SPEC): Likewise. - - * i386/go32.h (DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE, - NO_STAB_H, ASM_FILE_START, DBX_BLOCKS_FUNCTION_RELATIVE, - DBX_FUNCTION_FIRST, DBX_OUTPUT_MAIN_SOURCE_FILE_END, - ASM_OUTPUT_SOURCE_LINE): Added to support stabs. - (ASM_OUTPUT_SECTION_NAME): Support section attribute. - -Tue Mar 18 16:12:28 1997 Jim Wilson <wilson@cygnus.com> - - * final.c (shorten_branches): Split all insns before computing insn - lengths. - (final_scan_insn, case default): If HAVE_ATTR_length defined, call - abort for any insn that has a '#' output template. - - * expr.c (emit_group_load): Call operand_subword instead of creating - an explicit SUBREG. - - * reload1.c (reload_reg_free_before_p, case - RELOAD_FOR_OPERAND_ADDRESS): Conflicts with RELOAD_FOR_OPADDR_ADDR - reloads. - - * configure (alpha-dec-osf[23456789]*): Use install-headers-cpio - for osf4. - - * gcc.c (init_spec): Delete parameter. Always initialize extra_specs. - (process_command, main): Change all callers. - - * combine.c (if_then_else_cond): Call copy_rtx to prevent sharing. - -Tue Mar 18 14:59:12 1997 Ian Lance Taylor <ian@cygnus.com> - - * function.c (assign_parms): Add a REG_EQUIV note to the - instruction which copies a parameter into a pseudo-register - whenever there is an associated stack slot, even if the parameter - actually arrived in a register. - -Tue Mar 18 14:24:48 1997 Doug Evans <dje@cygnus.com> - - * configure (alpha-dec-osf[23]): Separate osf[23] case. - * alpha.h (LIB_SPEC): -lprof1 requires -lpdf for OSF 4. - * alpha/osf2or3.h: New file. - -Tue Mar 18 11:32:10 1997 Jeffrey A Law (law@cygnus.com) - - * m68k.c (m68k_last_compare_had_fp_operands): New variable. - * m68k.h (m68k_last_compare_had_fp_operands): Declare it. - * m68k.md (tst*, cmp*): Turn into define_expand/define_insn pairs. - Keep track of whether test/compare has fp operands. - (seq, sne, sgt, slt, sge, sle): Turn into define_expand/define_insn - pairs. Make expanders FAIL if TARGET_68060 and last comparison/test - had fp operands. - -Tue Mar 18 04:29:29 1997 Richard Earnshaw <rearnsha@armltd.co.uk> - - * arm.md (movhi): Handle generation of large constants during - and after reload. - -Mon Mar 17 17:30:24 1997 Brendan Kehoe <brendan@lisa.cygnus.com> - - * gmicro.h (RETURN_POPS_ARGS): Make sure FUNDECL is non-nil - before we try to use it. - * m68k.h (RETURN_POPS_ARGS): Likewise. - * ns32k.h (RETURN_POPS_ARGS): Likewise. - * pyr.h (RETURN_POPS_ARGS): Likewise. - -Mon Mar 17 17:13:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * stor-layout.c (layout_record, PCC_BITFIELD_TYPE_MATTERS): - Only add padding if a bit field would otherwise span more units - of alignment than its base type. - -Mon Mar 17 17:03:55 1997 J.T. Conklin <jtc@cygnus.com> - - * m68k.md (beq0_di, bne0_di, bge0_di, blt0_di): Use cmpw #0 - instead of tstl when testing address registers on the 68000. - - * m68k/lb1sf68.asm: Fix prologues/epilogues to deal with the lack - of predecrement/postincrement addressing modes in the coldfire - moveml instruction. - -Mon Mar 17 17:00:14 1997 Scott Christley <scottc@net-community.com> - - * Fix long standing bug where first method call for a class could - result in a garbled stack or produce an incorrect return value. - * objc/sendmsg.c (__objc_block_return): Remove function. - (__objc_word_return, __objc_double_return): Remove functions. - (__objc_get_forward_imp): New function. - (__objc_init_dispatch_tables): Install zero instead of - __objc_init_install_dtable. - (__objc_init_install_dtable): No longer call the method but - allow objc_msg_lookup return it for normal execution. - (obj_msg_lookup): Differentiate between when a method isn't - implemented and when the dispatch table needs to be installed. - Return the IMP when the dispatch table is installed versus - having __objc_init_install_dtable call it. - (get_imp): Install dispatch table if needed and return IMP - from the newly installed dispatch table. - (__objc_responds_to): Install dispatch table if needed before - checking if method is implemented. - -Mon Mar 17 16:29:38 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * tree.c (build_{index,range}_type): Ensure expressions for min - and max value are in same obstack as type. - -Mon Mar 17 15:44:18 1997 Pat Rankin <rankin@eql.caltech.edu> - - * cccp.c [#if VMS] (O_RDONLY, O_WRONLY): Delete (redundant). - (BSTRING): Delete (obsolete; usage occurs prior to definition). - (do_include): Handle old VAX C style includes better. - -Mon Mar 17 13:46:47 1997 Paul Eggert <eggert@twinsun.com> - - * cexp.y, cppexp.c (parse_number): Invalid integer constants are - errors if pedantic. - * cexp.y (yylex): Invalid multibyte characters are errors if pedantic. - * cppexp.c (cpp_lex): Likewise. - * cppexp.c (cpp_parse_escape): Character constants that do not fit are - errors if pedantic. - - * c-parse.in (expr_no_commas): Do not store temporary - skip_evaluation increments on yacc value stack. - -Sun Mar 16 19:54:49 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * expr.c (expand_expr, case PLACEHOLDER_EXPR): Refine which - object is picked. - -Sun Mar 16 15:45:45 1997 Jeffrey A Law (law@cygnus.com) - - * loop.c (strength_reduce): Adjust BENEFIT appropriately if an - autoincrement memory reference will eliminate add insns. - -Sun Mar 16 08:41:40 1997 Scott Christley <scottc@net-community.com> - - * i386.md (untyped_call): Re-enable code. - * objc/sendmsg.c (__objc_block_return): New function. - (__objc_word_return, __objc_double_return): New functions. - (__objc_init_install_dtable): Call appropriate return function - based upon method type. - * objc/thr-pthreads.c: Correct include path. - -Sat Mar 15 07:58:33 1997 Scott Christley <scottc@net-community.com> - - * objc-act.c (OBJC_VERSION): Increment version. - * objc/init.c (OBJC_VERSION): Likewise. - -Sat Mar 15 07:58:00 1997 Ovidiu Predescu <ovidiu@net-community.com> - - * Implement +load. - * objc/init.c (objc_send_load, __objc_send_load): New functions. - (__objc_send_message_in_list): New function. - (__objc_force_linking): New function. - (__objc_exec_class): Don't call _objc_load_callback here. - * objc/linking.m: New file. - * objc/sendmsg.c (class_add_method_list): Check for the +load method - when adding a methods list to a class. - * objc/Makefile (OBJC_O): Add linking.m. - - * Allow methods defined in categories to override methods that are - defined in the class implementation. - * objc/sendmsg.c (__objc_install_methods_in_dtable): New function. - (class_add_method_list): Don't check anymore for duplicate methods. - - * config/nextstep.h (INCLUDE_DEFAULTS): Define to something useful - when cross-compiling. - - * The static instances list moved from the objc_module struct to - objc_symtab struct, at the end of defs array. This now allows the NeXT - gdb to work with binaries generated for the GNU ObjC runtime. - * objc-act.c (build_objc_symtab_template): Make sure - defs in objc_symtab is a NULL terminated array. - (init_def_list): Attach statics to end of def list. - (init_objc_symtab): Take statics list into account. - (init_module_descriptor, build_module_descriptor): Don't add statics. - (generate_static_references): Indicate that statics are used. - (finish_objc): Process statics in the beginning. - * objc/objc-api.h (objc_module): Eliminate statics variable. - * objc/init.c (__objc_exec_class): Access statics from their - new place in the defs variable. - -Sat Mar 15 07:29:15 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload.c: Include expr.h. - (find_reloads_address, find_reloads_address_1): New argument INSN. - (find_reloads_address_1): Reload inside of p{re,ost}_{in,de}c - instead of entire p{re,ost}_{in,de}c where appropriate. - * Makefile.in (reload.o): Added expr.h to dependencies list. - -Sat Mar 15 07:17:12 1997 Richard Henderson <rth@tamu.edu> - - * reload.h (eliminate_regs): Add STORING arg. - * reload1.c (eliminate_regs): Likewise. - (eliminate_regs, case SET): Pass that we are storing to recursive call. - (eliminate_regs, case SUBREG): If storing and same number of words, - use larger mode. - * caller-save.c, dbxout.c, dwarfout.c, dwarf2out.c, reload.c, sdbout.c: - Change all calls to eliminate_regs. - -Fri Mar 14 14:18:49 1997 Ian Lance Taylor <ian@cygnus.com> - - * cplus-dem.c: Add prototypes for all static functions. - (mystrstr): Make static. Make arguments and result const. - (cplus_match): Remove; not used. - -Fri Mar 14 10:15:35 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.c (const_costs): Remove unused function. - * mn10300.h (CONST_COSTS): Rework to generate better code. - - * mn10300.c (print_operand): Handle 'H' and 'L' output - modifers for high/low part of a 64bit value. - * mn10300.h (CONST_DOUBLE_OK_FOR_LETTER_P): Handle 'G' - (LEGITIMATE_CONSTANT_P): Allow any constant. - * mn10300.md (movdi, movdf): Implement. - (adddi3, subdi3): New expanders and patterns. - - * mn10300.c (print_operand): Handle 'A' modifier for an - address which can't be simple register indirect. - * mn10300.h (EXTRA_CONSTRAINT): Handle 'R' for bit ops. - * mn10300.md: Add patterns to test, set and clear bitfields. - - * mn10300.c (can_use_return_insn): New function. - (expand_epilogue): Emit a RETURN insn if possible. - * mn10300.md (return): New pattern. - - * mn10300.h (CONST_OK_FOR_LETTER_P): Handle 'N'. - * mn10300.md (andsi3): Catch "and 255,dn" and "and 65535,dn" - which were not turned into zero_extend patterns. - - * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Handle symbolic - constant as an index/base too. - - * mn10300.md (movsi): Allow SP to be loaded/saved with - reg+d8 addresses. - - * mn10300.md (cmpsi): Allow second operand to be a constant. - (subsi3): Likewise. - - * mn10300.md (sign extension patterns): Fix thinko when - extending from memory. - - * mn10300.md (tst peepholes): Add peepholes for test/branch - based on N bit being set/clear and the data value being tested dies. - -Tue Mar 11 17:07:51 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.c (expand_prologue): Rework so that eliminating - the frame pointer produces faster/smaller code. - (expand_epilogue): Likewise. - (initial_offset): New function for argument pointer and frame pointer - elimination. - * mn10300.h (FIRST_PSEUDO_REGISTER): Bump to 10. - (FIXED_REGISTERS): Add argument pointer register, it's a fake fixed - register. - (CALL_USED_REGISTERS, REG_ALLOC_ORDER): Corresponding changes. - (REGNO_REG_CLASS, REG_CLASS_CONTENTS): Likewise. - (REG_OK_FOR_BASE_P, REGISTER_NAMES): Likewise. - (reg_class, REG_CLASS_NAMES): Delete unwanted DATA_OR_SP_REGS class. - (PREFERRED_OUTPUT_RELOAD_CLASS): Define. - (FIRST_PARM_OFFSET): No longer include register save area in - computation. - (STACK_POINTER_REGNUM): Is now register 9. - (ARG_POINTER_REGNUM): Is now register 8. - (FRAME_POINTER_REQUIRED): Refine. - (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Define. - (CAN_DEUG_WITHOUT_FP): Define. - * mn10300.md (return_internal): Break into two patterns. - - * mn10300.h (CONST_OK_FOR_LETTER_P): Handle 'M' too. - (REGISTER_MOVE_COST): Fix errors and refine. - - * mn10300.c (notice_update_cc): SET_ZN_C0 insns leave the - overflow bit in an unuseable state. Rename CC_SET to CC_TST. - * mn10300.md (cc attributes): "set" is gone, replaced by - "tst". Update attributes on various insns. - - * mn10300.md: Improve sign and zero extension instructions. - (ashlsi3): Improve. Handle address registers too. - (add peephole): Combine two consecutive adjustments of a register - into a single adjustment. - -Tue Mar 11 17:18:40 1997 Brendan Kehoe <brendan@melange.gnu.ai.mit.edu> - - * cplus-dem.c (gnu_special): Call demangled_fund_type for other - __t* symbols. - -Mon Mar 10 16:10:34 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * emit-rtl.c (subreg_lowpart_p): Return 0 if SUBREG_REG is VOIDmode. - * combine.c (simplify_rtx, case SUBREG): Fix direction of test when - calling operand_subword; use inline code intead of subreg_lowpart_p. - -Fri Mar 7 09:22:28 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.c (expand_{pro,epi}logue): Rework to avoid - unnecessary "add" operations. - (expand_epilogue): Likewise. - * mn10300.h (STARTING_FRAME_OFFSET): Is zero after the last - round of prologue/epilogue changes. - (FIRST_PARM_OFFSET): Is now 16 (-4 for REG_PARM_STACK_SPACE + 20 for - register save area). - (REG_PARM_STACK_SPACE): Define as 4 bytes. - (OUTGOING_REG_PARM_STACK_SPACE): Define so caller allocates it. - * mn10300.md (call{,_value} expander): Don't emit insns to adjust the - stack here anymore. - - * mn10300.md (bCC patterns): Just use "bCC target". - -Tue Mar 4 13:21:41 1997 Jim Wilson <wilson@cygnus.com> - - * rs6000.md (movsi): Don't emit a USE insn for LABEL_REFs. - -Thu Mar 6 16:29:13 1997 Jim Wilson <wilson@cygnus.com> - - * dwarf2out.c (modified_type_die): Initialize item_type to NULL. - Move equate_type_number_to_die call before use of sub_die, and move - recursive modified_type_die calls on item_type after it. - - * dwarfout.c (root_type_1, write_modifier_bytes_1): New functions. - (root_type): Call root_type_1. - (write_modifier_bytes): Call write_modifier_bytes_1. - (output_type, case POINTER_TYPE): Set TREE_ASM_WRITTEN before - recursive call. - -Wed Mar 5 14:30:49 1997 Torbjorn Granlund <tege@quiet.matematik.su.se> - - Partially undo Jan 11 changes (nor takes only register ops): - * mips.md (*norsi3_const, *nordi3_const): Delete bogus patterns. - * mips.c (complemented_arith_operand): Delete function. - (print_operand): Don't handle `e' for CONST_INT. - * mips.h (PREDICATE_CODES): Delete complemented_arith_operand. - -Tue Mar 4 16:38:13 1997 Brendan Kehoe <brendan@lisa.cygnus.com> - - * i386.c (i386_return_pops_args): Make sure FUNDECL is non-nil - before we try to use it. - * i386/{isc,next,sco,sco5,scodbx}.h (RETURN_POPS_ARGS): Likewise. - -Mon Mar 3 20:17:54 1997 Gavin Koch <gavin@cygnus.com> - - * ginclude/va-mips.h: __mips_single_float should have - the same effect on vararg lists as __mips_soft_float. - -Mon Mar 3 18:12:01 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000.h (DBX_CONTIN_LENGTH): Undo 2/26 change. - -Mon Mar 3 13:08:20 1997 Jeffrey A Law (law@cygnus.com) - - * combine.c (simplify_rtx): Do nothing with (truncate:mode) if - mode is a partial integer mode. - -Sun Mar 2 17:41:18 1997 Ulrich Drepper <drepper@cygnus.com> - - * ginclude/varargs.h: Add definition of __va_copy. - * va-alpha.h, va-clipper.h, va-h8300.h, va-i860.h: Likewise. - * va-i960.h, va-m88k.h, va-mips.h, va-pa.h, va-ppc.h: Likewise. - * va-sh.h, va-sparc.h, va-spur.h: Likewise. - -Sun Mar 2 13:25:49 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-typeck.c (process_init_element): Warn and truncate if upper - bound of index is out of range. - -Fri Feb 28 16:08:47 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000/sol-c0.c (_start): Disable loading up r13 and r2 with the - SDA base registers for now. - - * rs6000.md (movsi): Emit a USE insn when putting the - label of constants into the TOC, so that the constant is still - emitted when expensive optimizations are used. - -Thu Feb 27 17:54:42 1997 Karl Heuer <kwzh@gnu.ai.mit.edu> - - * fixinc.ptx: Fix sed expression looking for <sys/types.h> in pwd.h. - -Thu Feb 27 12:11:16 1997 Dennis Glatting <dennis.glatting@plaintalk.bellevue.wa.us> - - * fixincludes: Remove more cases of __const__ from math.h on NeXT. - -Wed Feb 26 14:52:27 1997 Michael Meissner <meissner@cygnus.com> - - * reload.c (debug_reload): Remove extra argument to fprintf. - * rs6000.c (output_toc): Make fprintf calls type correct. - - * rs6000.h (DBX_CONTIN_LENGTH): Define as 4000 to avoid AIX - assembler line limit. - -Mon Feb 24 17:56:17 1997 Brendan Kehoe <brendan@lisa.cygnus.com> - - * fixincludes: Fix need of prototypes for C++ in rpc/xdr.h on SunOS4. - -Mon Feb 24 17:33:57 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000/xm-sysv4.h (HAVE_STRERROR): Define. - -Sun Feb 23 17:18:28 1997 Jim Wilson <wilson@cygnus.com> - - * rs6000.md (floatsidf2_loadaddr): Correct syntax for cau instruction. - (load_multiple, store_multiple): Call change_address instead of - creating MEM from scratch. - -Thu Feb 20 16:39:15 1997 Jim Wilson <wilson@cygnus.com> - - * unroll.c (unroll_loop): Add check for naive loop that ends with - conditional branch that does not branch back to loop start. - - * reload1.c (reload): Move assign_stack_local call into main loop. - -Thu Feb 20 11:40:46 1997 Jeffrey A Law (law@cygnus.com) - - * pa.md (zero extension patterns): Turn into define_expand and - define_insn pair. - -Wed Feb 19 17:05:38 1997 Jeffrey A Law (law@cygnus.com) - - * pa.c (emit_move_sequence): Don't copy 0.0 (double precision) - directly to memory, go through a reg if reload hasn't started. - * pa.md (main movdf pattern): Don't allow 0.0 (double precision) - to be copied directly to memory. - - * pa/pa-hpux10.h (MD_EXEC_PREFIX): Define appropriately for hpux10. - (MD_STARTFILE_PREFIX): Similarly. - - * pa.h (ASM_OUTPUT_SECTION_NAME): Surround the section name - with '$' if not using GAS. - -Wed Feb 19 16:43:47 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sched.c (schedule_insns): If there was no first scheduling pass, - split instructions after reload. - (update_flow_info): Tolerate some idiosyncrasies after reload. - -Wed Feb 19 11:13:51 1997 Jeffrey A Law (law@cygnus.com) - - * combine.c (find_split_point): Don't turn a SIGN_EXTEND into - a series of shifts if either mode is a partial integer mode. - -Mon Feb 17 08:06:02 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * rs6000.c ({,non_}short_cint_operand): Use (unsigned HOST_WIDE_INT). - (non_add_cint_operand, includes_rshift_p): Likewise. - * rs6000.h (CONST_OK_FOR_LETTER_P): Likewise. - (LEGITIMATE_ADDRESS_INTEGER_P, LEGITIMIZE_ADDRESS): Likewise. - -Sun Feb 16 07:55:19 1997 J"orn Rennecke (amylaar@cygnus.co.uk) - - * libgcc2.c (__negdi2, __lshrdi3, __ashldi3, __ashrdi3, __ffsdi2): - Use ANSI style definition with full prototype. - (__muldi3, __udiv_w_sdiv, __udivmoddi4, __divdi3, __moddi3) : Likewise. - (__udivmoddi4, __udivdi3, __cmpdi2, __ucmpdi2) : Likewise. - (__fixunstfdi, __fixtfdi, __fixunsxfdi, __fixxfdi) : Likewise. - (__fixunsdfdi, __fixdfdi, __floatdixf, __floatditf) : Likewise. - (__floatdidf, __floatdisf, __fixunsxfsi, __fixunsdfsi) : Likewise. - (__gcc_bcmp, __eprintf, gopen, gclose, __bb_init_file) : Likewise. - (__bb_init_trace_func, __clear_cache, mprotect) : Likewise. - (__enable_execute_stack, cacheflush, exit) : Likewise. - (find_exception_table, __find_first_exception_table_match) : Likewise. - -Sun Feb 16 07:52:02 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de) - - * 1750a.md (mulqihi3): Corrected. - (tst{hf,tqf}): Simplified. - (movqi): Removed redundant alternative. - (addqi-3,addqi-2,addqi-1): Set/Reset Bit patterns by C. Nettleton. - (many patterns): Introduced operand output modifiers d,t,b,B,w. - * 1750a.c (print_operand): New operand output modifiers d,t,b,B,w. - (simple_memory_operand): Removed. - (one_bit_set_p, which_bit): Added from C. Nettleton's m1750 config. - -Sun Feb 16 07:43:37 1997 Paul Eggert <eggert@twinsun.com> - - * cccp.c (special_symbol): Don't treat "L" in "L'...'" as identifier. - (check_macro_name, collect_expansion, rescan): Likewise. - * cpplib.c (special_symbol, check_macro_name, collect_expansion): - Likewise. - - * cexp.y (parse_c_expression): Don't check for null lexptr - or *lexptr == 0. If yyparse returns nonzero value, abort. - - * cexp.y (yylex): Use is_space, not is_hor_space, to find keyword end. - (is_space): New decl. - (is_hor_space): Removed. - * cccp.c (is_space): Now external. - (is_hor_space): Now static. - -Sun Feb 16 04:55:11 1997 Jason Merrill <jason@yorick.cygnus.com> - - * toplev.c, tree.h (decl_printable_name): Change arguments. - * c-common.c (declare_function_name): Reflect above change. - * final.c (final_start_function): Likewise. - * function.c (init_function_start): Likewise. - * toplev.c (decl_name): Likewise. - (announce_function): Likewise. - (v_message_with_decl): Likewise. - * dwarf2out.c (dwarf2_name): New fn, uses decl_printable_name. - (add_pubname): Use it. - (add_name_and_src_coords_attributes): Use it, add - DW_AT_MIPS_linkage_name if appropriate. - (output_aranges): Use DW_AT_MIPS_linkage_name if present. - -Sat Feb 15 18:45:30 1997 J.T. Conklin <jtc@cygnus.com> - - * m68k.md (cmpsi): Added insn with appropriate constraints for - TARGET_5200; changed condition of existing insn to !TARGET_5200. - -Sat Feb 15 18:26:50 1997 Philippe De Muyter <phdm@info.ucl.ac.be> - - * m68k/hp320.h (PRINT_OPERAND_FLOAT): Removed. - (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}_OPERAND): Defined. - (PRINT_OPERAND): Turned off: use default. - * m68k/news.h (PRINT_OPERAND): Turned off: use default. - (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}_OPERAND): Defined. - * m68k/tower-as.h (PRINT_OPERAND): Turned off: use default. - (ASM_OUTPUT_{FLOAT,DOUBLE}_OPERAND): Defined. - * m68k/crds.h (PRINT_OPERAND): Turned off: use default. - (ASM_OUTPUT_{FLOAT,DOUBLE}_OPERAND): Defined. - (SGS_NO_LI,STRUCTURE_SIZE_BOUNDARY,IMMEDIATE_PREFIX): Defined. - (NEED_PROBE): Defined instead of HAVE_probe and gen_probe. - (FUNCTION_{PRO,EPI}LOGUE): Do not access FPA registers. - * m68k.c (output_function_prologue): Add CRDS and MOTOROLA probe code. - (print_operand): Do not output '.' if CRDS. - - * gcc.c (set_spec): Fix comment-in-comment typo. - -Sat Feb 15 17:54:23 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * Makefile.in (COMPILERS): Moved before GCC_PASSES. - (GCC_PASSES): Use $(COMPILERS) instead of cc1$(exeext). - -Sat Feb 15 17:25:44 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * gcc.c (process_command): Allocate space for terminating null. - -Sat Feb 15 17:21:34 1997 Pat Rankin <rankin@eql.caltech.edu> - - * vax.h (FUNCTION_PROLOGUE): Adjust size by STARTING_FRAME_OFFSET. - * vax/vms.h (FUNCTION_PROLOGUE): Delete. - -Sat Feb 15 08:48:14 1997 Douglas B. Rupp (rupp@gnat.com) - - * configure: Fix setting of CC in no-symlink case. - -Sat Feb 15 08:42:17 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de) - - * expmed.c (expand_divmod): Prefer divmod in same mode over div - in wider mode. - -Sat Feb 15 08:27:50 1997 J"orn Rennecke (amylaar@cygnus.co.uk) - - * fold-const.c (fold): Don't assume a nonexplicit constant cannot - equal an explicit one. - - * i386.md (zero_extendqi[hs]i2+3): Ensure operating on REG. - -Sat Feb 15 08:11:04 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * configure (i[3456]86-*-solaris2*): Correct tm.h filename in - stabs case. - - * a29k.h (STORE_FLAG_VALUE): Write so works on both 32 and 64-bit host. - -Fri Feb 14 16:03:37 1997 Robert Lipe <robertl@dgii.com> - - * i386/t-sco5 (libgcc{1,2}-elf.a): correct target dependencies. - -Fri Feb 14 16:00:23 1997 H.J. Lu <hjl@gnu.ai.mit.edu> - - * config/svr4.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Set - current-section variable to text. - -Wed Feb 12 16:07:34 1997 Brendan Kehoe <brendan@lisa.cygnus.com> - - * fixinc.irix: New file. - * configure (mips-sgi-irix[56]): Set fixincludes to fixinc.irix. - -Wed Feb 12 15:40:20 1997 Jim Wilson <wilson@cygnus.com> - - * Makefile.in (LIBGCC2_DEBUG_CFLAGS): New macro. - (LIBGCC2_CFLAGS): Use it. - - * dwarfout.c (output_type): Do early exit only if TYPE_CONTEXT is NULL - or if TYPE_CONTEXT is another type (e.g. a nested type). - -Tue Feb 11 15:53:51 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (calc_live_regs): Exclude RETURN_ADDRESS_POINTER_REGNUM. - Need not save MACL/MACH when not live or in leaf function. - -Mon Feb 10 14:46:32 1997 Jeffrey A Law (law@cygnus.com) - - * stmt.c (group_case_nodes): Recognize more opportunities to - group case nodes. - -Sun Feb 9 14:05:48 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * function.c (assign_stack_temp): Clear MEM flags from reuse. - -Sat Feb 8 17:37:47 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * local-alloc.c (update_equiv_regs): Fix error in last change. - -Fri Feb 7 12:42:34 1997 Mike Stump <mrs@cygnus.com> - - * pa.h (RETURN_ADDR_RTX): Fix to ignore export stubs. - * pa.c (return_addr_rtx): Define. - -Fri Feb 7 13:56:56 1997 Doug Evans <dje@cygnus.com> - - * cse.c (invalidate_from_clobbers): Delete unnecessary test for - (clobber nil). - - * toplev.c (main): Delete redundant settings of flag_no_inline - and warn_inline if not optimizating. - -Fri Feb 7 10:45:02 1997 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (stmp-multilib-sub): Add missing "else true" - clauses to work around make bug on some systems. - -Fri Feb 7 08:19:43 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * fold-const.c (const_binop): Don't call size_int if low < 0. - - * function.c (instantiate_virtual_regs_1, case USE, CLOBBER): - Fix error in last change. - -Thu Feb 6 17:09:17 1997 Mike Stump <mrs@cygnus.com> - - * except.c (find_exception_handler_labels): Initialize label array - with zeroes. - -Wed Feb 5 22:11:55 1997 Jeffrey A Law (law@cygnus.com) - - * pa.md (post_ldwm): Fix typos. - -Wed Feb 5 15:57:42 1997 Doug Evans <dje@cygnus.com> - - * m68k/vxm68k.h (WCHAR_TYPE,WCHAR_TYPE_SIZE,SIZE_TYPE): Fix. - (PTRDIFF_TYPE): Define. - -Wed Feb 5 11:19:13 1997 Ian Lance Taylor <ian@cygnus.com> - - * reload1.c (alter_reg): Don't ask assign_stack_local to round up - to a multiple of BIGGEST_ALIGNMENT, unless a register appears in a - paradoxical subreg. - -Tue Feb 4 19:29:40 1997 Jim Wilson <wilson@cygnus.com> - - * reload.c (find_reloads_address_1, case POST_INC): Don't use - ADDR_TYPE here. - -Tue Feb 4 12:33:45 1997 Jeffrey A Law (law@cygnus.com) - - * flow.c (life_analysis): Delete obvious no-op moves - which use SUBREGs. - -Mon Feb 3 20:00:35 1997 Jim Wilson <wilson@cygnus.com> - - * jump.c (find_cross_jump): Don't allow old-style and volatile asms - to match. - -Mon Feb 3 15:51:31 1997 Doug Evans <dje@cygnus.com> - - * sparc/sol2.h (ASM_SHORT,ASM_LONG): Set to .uahalf/.uaword. - * sparc/sysv4.h (ASM_LONG): Define. - (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Use ASM_LONG. - -Mon Feb 3 13:01:46 1997 Ian Lance Taylor <ian@cygnus.com> - - * reload.h (enum reload_type): Add RELOAD_FOR_INPADDR_ADDRESS and - RELOAD_FOR_OUTADDR_ADDRESS. - * reload.c (ADDR_TYPE): New macro. - (push_secondary_reload): Check for new reload types. - (combine_reloads): Likewise. - (find_reloads): Likewise. Convert INPADDR_ADDRESS and - OUTADDR_ADDRESS to OPADDR_ADDR. Check OPADDR_ADDR when looking - for merges. - (find_reloads_address): When reloading an address, use the - ADDR_TYPE macro to get the type of the new reload. - (find_reloads_address_1): Likewise. - (reload_when_needed_name): Add new reload types. - * reload1.c (reload): Add in_addr_addr and out_addr_addr fields to - insn_needs struct. Use them for new reload types, and when - computing in_max and out_max. - (reg_used_in_inpaddr_addr): New static array. - (reg_used_in_outaddr_addr): New static array. - (mark_reload_reg_in_use): Handle new reload types. - (clear_reload_reg_in_use, reload_reg_free_p): Likewise. - (reload_reg_free_before_p, reload_reg_reaches_end_p): Likewise. - (reloads_conflict, merge_assigned_reloads): Likewise. - (emit_reload_insns): Likewise. - (choose_reload_regs): Save arrays for new reload types. - -Sun Feb 2 19:43:17 1997 Scott Christley <scottc@net-community.com> - - * objc/selector.c (__sel_register_typed_name): Eliminate compiler - warnings with explicit cast. - - * Add condition mutex support to the objc runtime. - * objc/thr-mach.c (objc_condition_{,de}allocate): New functions. - (objc_condition_{wait,broadcast,signal}): New functions. - * objc/thr-pthreads.c (objc_condition_{,de}allocate): New functions. - (objc_condition_{wait,broadcast,signal}): New functions. - * objc/thr-solaris.c (objc_condition_{,de}allocate): New functions. - (objc_condition_{wait,broadcast,signal}): New functions. - * objc/thr.h: Prototypes for new functions. - - * objc/init.c (__objc_runtime_mutex): Eliminate leading underscore - from name of objc mutex and thread structures. - * objc/runtime.h: Likewise. - * objc/thr-{decosf1,irix,mach,os2,posix,pthreads,single}.c: Likewise. - * objc/thr-{solaris,win32}.c: Likewise. - * objc/thr.{c,h}: Likewise. - - * Major reorganization of objc error handling. - * objc/Object.m (-error:): Call objc_error function instead of - using function pointer. - * objc/archive.c: Replace call to abort or __objc_fatal functions - with call to objc_error function throughout the complete file. - * objc/class.c (objc_get_class): Replace call to abort function - with call to objc_error function. - * objc/encoding.c (objc_sizeof_type, objc_alignof_type): Replace - call to abort function with call to objc_error function. - (objc_skip_typespec): Likewise. - * objc/init.c (init_check_module_version): Replace call to - abort function with call to objc_error function. - * objc/misc.c (objc_verror): New function. - (objc_fatal): Remove function. - (objc_set_error_handler): New function. - (_objc_error_handler): New global variable. - (__alpha__): Remove unneeded code. - (objc_error): Allow user specified error handler function to - trap and handle the objc error. Added an error code parameter - which indicates the specific error that occurred. - (objc_malloc, objc_atomic_malloc): Replace call to objc_fatal - function with call to objc_error function. - (objc_valloc, objc_realloc, objc_calloc): Likewise. - * objc/objc-api.h: Declare error handling functions and typedef - for user specified error handler function. Define error codes - used by the runtime library. - * objc/runtime.h: Remove error handling declarations. - * objc/sendmsg.c (__objc_forward): Replace call to abort function - with call to objc_error function. - -Sun Feb 2 19:42:52 1997 Thomas Baier <baier@ci.tuwien.ac.at> - - * objc/hash.c (hash_delete): Step through the hash nodes - versus using hash_next to increase efficiency. - * objc/archive.c (__objc_finish_read_root_object): Use hash - table instead of list. - -Sun Feb 2 08:25:05 1997 Ovidiu Predescu <ovidiu@net-community.com> - - * objc-act.c (encode_aggregate_within): New function. - (encode_aggregate): Generates encodings for unions similar - to those for structs except surrounded by parenthesis instead - of braces. - -Sun Feb 2 07:15:54 1997 Mat Hostetter (mat@lcs.mit.edu) - - * c-decl.c (start_function): Fix improper installation of last change. - -Sun Feb 2 06:50:55 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * m68k.c (output_scc_di): Add missing CC_STATUS_INIT. - -Sun Feb 2 06:39:55 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-typeck.c (process_init_element): When popping levels, don't - blow up if constructor_max_index not set due to previous error. - - * combine.c (find_split_point, case SET): Fix error in last change. - -Sun Feb 2 06:28:56 1997 Paul Eggert <eggert@twinsun.com> - - * cccp.c (rescan): Insert a space after `.' as well, - to prevent accidental token-pasting (e.g. `.x' -> `.10'). - -Sun Feb 2 06:08:14 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de) - - * 1750a.c (modregno_adjust): Fixed case when reg_renumber invalid. - -Sat Feb 1 19:11:08 1997 J.T. Conklin <jtc@rhino.cygnus.com> - - * m68k.md (movqi): Enable use of clr and st insns on TARGET_5200. - * m68k.c (output_move_simode_const): Likewise. - -Sat Feb 1 18:54:00 1997 Douglas B. Rupp (rupp@gnat.com) - - * gcc.c (process_command): Fix improper use of strncpy. - -Fri Jan 31 15:35:08 1997 Mike Stump <mrs@cygnus.com> - - * libgcc2.c: Remove extern for malloc and realloc. - -Fri Jan 31 17:08:11 1997 Ian Lance Taylor <ian@cygnus.com> - - * local-alloc.c (update_equiv_regs): If register which is equivalent - to some value is only used in one place, and we can't substitute value - for use, move register assignment to just before use. - -Fri Jan 31 15:57:25 1997 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.md (idiv,imul,fpmul): Added new functional units for pentiumpro. - - * i386.c (pentiumpro_cost): Added new cost structure for pentiumpro. - (override_options): Set ix86_cost to appropriate cost structure. - -Thu Jan 30 09:34:26 1997 J.T. Conklin <jtc@rhino.cygnus.com> - - * m68k.md (stack adjust peepholes): Use lea instead of - add.w when adding 16 bit constants on all but TARGET_68040. - -Thu Jan 30 08:58:08 1997 Ralf Baechle <ralf@waldorf-gmbh.de> - - * function.c (TRAMPOLINE_ALIGNMENT): Provide default. - (expand_function_end): Use TRAMPOLINE_ALIGNMENT instead - of FUNCTION_BOUNDARY. - * varasm.c (TRAMPOLINE_ALIGNMENT): Provide default. - (assemble_trampoline_template): Use TRAMPOLINE_ALIGNMENT instead - of FUNCTION_BOUNDARY. - -Wed Jan 29 18:16:02 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.h (REG_CLASS_CONTENTS): Add rap to GENERAL_REGS and its - superclasses. - - * sh.md (movsi_i, movsi_ie, movhi_i, movhi+1): Use type pcload for - immediate operands where appropriate. - (movsf_ie+1): Fail when loading anything but a MEM into - a floating point reguister. - -Wed Jan 29 16:00:31 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * varasm.c (force_const_mem): Set MARK instead of clearing it. - (output_constant_pool): Only mark constant pool if -O. - Check mark flag unconditionally. - (mark_constant_pool): Start by clearing all mark flags. - - * tree.c (copy_node): Clear TREE_ASM_WRITTEN. - - * flow.c (regno_uninitialized): Return 0 if reg is used for args. - -Wed Jan 29 15:23:59 1997 Ian Lance Taylor <ian@cygnus.com> - - * combine.c (try_combine): Clear reg_n_refs if i2dest is not - mentioned in newi2pat. - -Tue Jan 28 16:00:23 1997 Stan Cox (coxs@dg-rtp.dg.com) - - From Robert Lipe <robertl@dgii.com> - * i386/sco5.h (SCO_DEFAULT_ASM_COFF): Remove bytecode stuff. - (ASM_OUTPUT_ASCII): Use .ascii in both ELF and COFF modes. - (ASM_OUTPUT_SECTION_NAME): Handle alternate sections for COFF. - The OpenServer 5.0.0 assembler gives an error for section - names over 6 characters long, so we catch the "obvious" case - and shorten it. - - * m88k.h (ASM_OUTPUT_SECTION_NAME): Undefine; fails - for exception sections. The 88k ABI specifies 'section' - instead of '.section'. - -Mon Jan 27 13:32:46 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (shl_and_kind): Fix typo. - * sh.md (and_shl_scratch): Fix typo for length 8. - -Mon Jan 27 08:56:03 1997 Jeffrey A Law (law@cygnus.com) - - * fixincludes (sys/time.h): Fix incorrect forward structure - declaration on hpux10.20. - -Mon Jan 27 09:05:35 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * combine.c (simplify_rtx): Don't do anything with if_then_else_cond - result if both one arm and the input are a comparison. - (simplify_{rtx,if_then_else,logical,shift_const}): Don't - test STORE_FLAG_VALUE with #if; properly test for just sign bit. - (num_sign_bit_copies, if_then_else_cond): Likewise. - * expmed.c (emit_store_flag): Properly test for STORE_FLAG_VALUE - of just sign bit. - * fold-const.c (fold): Don't make COND_EXPR when both expr and - one part are comparisons. - * a29k.h (STORE_FLAG_VALUE): Make negative. - -Fri Jan 24 16:42:26 1997 Ian Lance Taylor <ian@cygnus.com> - - * varasm.c (struct pool_constant): Add mark field. - (force_const_mem): Clear mark field in new constant pool entry. - (output_constant_pool): Call mark_constant_pool. - (mark_constant_pool, mark_constants): New static functions. - -Thu Jan 23 15:04:17 1997 Ian Lance Taylor <ian@cygnus.com> - - * cse.c (COST): Get the right cost for a SUBREG of a register when - truncation is free. - -Thu Jan 23 11:19:40 1997 Mike Stump <mrs@cygnus.com> - - * Makefile.in (objc-headers): Don't try and install the headers if - the objc directory has been removed. - -Wed Jan 22 13:26:25 1997 Brendan Kehoe <brendan@lisa.cygnus.com> - - * i960.c (process_pragma): Call ungetc on the last character - that was read by the while loop, to make sure the parser sees it. - -Tue Jan 21 17:20:30 1997 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.c (output_toc): Move STRIP_NAME_ENCODING to common - code, so the test for vt's works with -mminimal-toc. - -Tue Jan 21 16:03:35 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * function.c (mark_all_temps_used): Set KEEP as well. - -Tue Jan 21 12:16:15 1997 Doug Evans <dje@seba.cygnus.com> - - * stor-layout.c (layout_record): Correct test for whether field spans - its unit of alignment in case where field_size == type_align. - -Mon Jan 20 20:27:54 1997 Ian Lance Taylor <ian@cygnus.com> - - * mips.md (probe): Comment out. - -Sun Jan 19 20:54:45 1997 John F. Carr <jfc@mit.edu> - - * integrate.c (expand_inline_function): Handle a PARALLEL containing - a RETURN the same as a RETURN. - -Sun Jan 19 20:35:28 1997 Pat Rankin <rankin@eql.caltech.edu> - - * vmsconfig.com: Change all hardcoded references of "vax" to - use variable expansion instead. - (arch_indx, arch): New variables. - - * vax.c (not_qsort): Don't declare alloca. - * vax/xm-vms.h: Declare alloca here. - Do most of the VAX C-specific set up for DEC C. - #if DEC C, undefine QSORT_WORKAROUND and qsort. - * make-gcc.com, make-cccp.com, make-cc1.com: Support building - with GNU C vs VAX C vs DEC C from the DCL command line. - -Sun Jan 19 17:20:50 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de) - - * 1750a.md (movh[if]-1): Corrected. - (movtqf-1): Deleted. - * 1750a.c (add_1_to_mem): Deleted. - (output_operand_address): Added output modifier 'A'. - -Sun Jan 19 17:17:54 1997 Philippe De Muyter <phdm@info.ucl.ac.be> - - * m68k.md (ashrdi_const, ashrdi3): Allow 31 as shift count. - - * m68k.h (CONST_OK_FOR_LETTER_P): Recognize 'N', 'O' and 'P'. - * m68k.md (rotl[shq]i3, strict_low_part rotl): Allow 'N', 'O' - or 'P' operands. - -Sun Jan 19 17:09:17 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * m68k.md (addsi3): Fix previous change: {add,sub}qw should - be {add,sub}ql. For other uses of {add,sub}q don't check for address - register and always use {add,sub}ql. - -Sun Jan 19 15:05:42 1997 Peter Seebach <seebs@solon.com> - - * c-decl.c (start_decl): Add code for -Wmain. - (c_decode_option): Add -fhosted, -ffreestanding, and -Wmain. - * toplev.c (lang_options): Likewise. - * c-tree.h (warn_main, flag_hosted): New variables. - -Sun Jan 19 14:35:41 1997 Alex Garthwaite (alex@samwise.cis.upenn.edu) - - * fixinc.svr4: Fix problems with symlinks to ".". - -Sun Jan 19 14:21:46 1997 Craig Burley <burley@gnu.ai.mit.edu> - - * loop.c (check_final_value): Handle insns with no luid's. - -Sun Jan 19 08:57:26 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * alpha.md (arg_home): Add CLOBBER of MEM and USE of arg regs. - * vms.h (SETUP_INCOMING_VARARGS): Delete duplicate definition. - - * toplev.c (set_float_handler): Set up signal catcher on first call - in case a front end has disabled it. - - * cccp.c, cexp.y: #define __attribute__ to be null if - compiling with GCC older than 2.7, not 2.6. - - * toplev.c (main): If PREFERRED_DEBUGGING_TYPE used and set - to NO_DEBUG, say debugging not supported. - * mips/sni-svr4.h (PREFERRED_DEBUGGING_TYPE): Undefine. - - * i386/xm-cygwin32.h (DIR_SEPARATOR): Define. - - * explow.c (convert_memory_address, case SYMBOL_REF): - Copy CONSTANT_POOL_ADDRESS_P. - * integrate.c (save_constants): Make (address (const ..)) to record - both modes. - (copy_for_inline, copy_rtx_and_substitute, restore_constants): Use - both modes when restoring constant pool entry for ADDRESS. - - * alpha.h (MINIMUM_ATOMIC_ALIGNMENT): New macro. - - * function.c (instantiate_virtual_regs_1, case USE, case CLOBBER): - Properly handle case of shared MEM whose replacement is not valid. - -Sat Jan 18 14:08:31 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * tree.c (get_unwidened): Don't crash if FIELD_DECL not layed out. - - * varasm.c (const_hash): Treat NON_LVALUE_EXPR like CONVERT_EXPR. - (compare_constant_1, copy_constant, bc_assemble_integer): Likewise. - (const_hash, compare_constant_1): Use switch, not if-then-else. - -Fri Jan 17 17:10:20 1997 Ian Lance Taylor <ian@cygnus.com> - - * mips.h (STACK_POINTER_OFFSET): Don't define. - -Thu Jan 16 14:51:03 1997 Bob Manson <manson@charmed.cygnus.com> - - * cplus-dem.c: Fix indenting; note that this file also lives in - libiberty. - (do_type, case 'M'): Check for a template as well as a class. - -Thu Jan 16 15:08:26 1997 Michael Meissner <meissner@tiktok.cygnus.com> - - * gcc.c (cross_compile): Change to be a char * like all of the - other specs. - (process_command): Change how cross_compile is tested. - (main): Likewise. - (struct spec_list): Merge with the format used by EXTRA_SPECS. - Add name length field to speed up repeated calls to strcmp. Add - flag to say spec was allocated. Add pointer to char * so that - static spec fields can be updated. - (extra_specs): Use struct spec_list as type. - (static_specs): Static list of predefined specs. - (init_specs): New function, initialize the specs list. Link in - the default specs and any specs defined via EXTRA_SPECS. - (set_spec): No longer special case predefined specs. - (process_command,validate_all_switches): Ditto. - (process_command): Call init_specs for -dumpspecs. - (do_spec_1): Use name length field to avoid calling strncmp when - it is going to fail. - (main): Call init_spec. Don't handle EXTRA_SPECS here. - -Thu Jan 16 17:07:54 1997 Eddie C. Dost <ecd@skynet.be> - - * configure: Add sparc-linux{,aout} support. - * ginclude/va-sparc.h: Likewise. - * sparc/linux.h: New file. - * sparc/linux-aout.h: New file. - * sparc/xm-linux.h: New file. - -Thu Jan 16 16:19:13 1997 Jim Wilson <wilson@cygnus.com> - - * configure (sparc-*-aout*): Add libgloss.h to tm_file. - (sparclite-*-coff*): Change "= to =". - -Thu Jan 16 12:53:15 CST 1997 Joel Sherrill <joel@OARcorp.com> - - * rs6000/rtems.h: Change from being sysv4 based to being eabi based. - -Thu Jan 16 13:40:51 1997 Jim Wilson <wilson@cygnus.com> - - * mips.h (LINKER_ENDIAN_SPEC): Define. - (LINK_SPEC): Add linker_endian_spec. - (EXTRA_SPECS): Add linker_endian_spec. - -Thu Jan 16 08:02:13 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.md (bCC, inverted bCC): Use bCC .+X instead of bCC 0f. - -Wed Jan 15 14:06:28 1997 Ian Lance Taylor <ian@cygnus.com> - - * reload.h (reload_address_base_reg_class): Declare. - (reload_address_index_reg_class): Declare. - * reload1.c (reload_address_base_reg_class): Define. - (reload_address_index_reg_class): Define. - (init_reload): Initialize reload_address_{base,index}_reg_class. - * reload.c (find_reloads_address): Use - reload_address_base_reg_class rather than BASE_REG_CLASS. Use - reload_address_index_reg_class rather than INDEX_REG_CLASS. - (find_reloads_address_1): Likewise. - -Tue Jan 14 15:26:33 1997 Ian Lance Taylor <ian@cygnus.com> - - * reload.c (REGNO_MODE_OK_FOR_BASE_P): Define if not defined. - (REG_MODE_OK_FOR_BASE_P): Define if not defined. - (find_reloads_address): Use REG[NO]_MODE_OK_FOR_BASE_P rather than - REG[NO]_OK_FOR_BASE_P. - (find_reloads_address_1): Likewise. - Add mode parameter; change all callers. - - * reload1.c (eliminate_regs_in_insn): Handle more cases when - eliminating the frame pointer to the hard frame pointer. - - * varasm.c (force_const_mem): Copy a CONST_INT rtx like a CONST rtx. - - * varasm.c (assemble_end_function): Call - output_after_function_constants. - (after_function_constants): New static variable. - (output_after_function_constants): New static function. - (output_constant_def): Check CONSTANT_AFTER_FUNCTION_P. - -Mon Jan 13 16:44:40 1997 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000/aix41.h (CPP_PREDEFINES): Add -D_AIX41. - -Sun Jan 12 20:54:01 1997 Jim Wilson <wilson@cygnus.com> - - * libgloss.h (LINK_SPEC): Delete. - (STARTFILE_SPEC): Delete spurious newline. - -Sat Jan 11 00:13:03 1997 Torbjorn Granlund <tege@quiet.matematik.su.se> - - * mips.md (norsi3, nordi3): Use canonical RTL. Prepend `*' to pattern - name. Don't match immediates. - (norsi3_const, nordi3_const): New patterns. - (anddi3, iordi3, xordi3): Test TARGET_64BIT, not mips_isa - in length attribute calculation. - * mips.c (complemented_arith_operand): New function. - (print_operand): Handle `e' for CONST_INT. - * mips.h (PREDICATE_CODES): Add complemented_arith_operand. - -Fri Jan 10 14:11:53 1997 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000/aix41.h (SUBTARGET_SWITCHES): Add threads and pe. - (CPP_SPEC): Add mpe and mthreads cases. - (LIB_SPEC): Add mpe and mthreads cases to variant from rs6000.h. - (STARTFILE_SPEC): Add mpe and mthreads support. - -Fri Jan 10 07:12:26 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * i386/cygwin32.h (LINK_SPEC): New definition. - - * Makefile.in (FLAGS_TO_PASS): Add STAGE_PREFIX, set by configure. - * configure: Initialize exeext. - Update STAGE_PREFIX in Makefile. - - * dwarfout.c (dwarfout_line): Push to LINE_SECTION after calling - lookup_filename. - -Thu Jan 9 12:06:04 1997 Jim Wilson <wilson@cygnus.com> - - * i386.md (addsidi3_2): Add & to operand 0 of alternative 5. - -Thu Jan 9 12:06:04 1997 Stan Cox <coxs@dg-rtp.dg.com> - - From Linus Torvalds and Mat Hostetter: - * i386.c (i386_sext16_if_const): Added to sign extend HImode constant. - (i386_aligned_reg_p): Added to tell if an rtx is aligned. - (i386_cc_probably_useless_p): Don't trust cc bits. - * i386.h (TARGET_ZERO_EXTEND_WITH_AND): Don't do this for p6. - * i386.md (cmpsf_ccfpeq+2): Use SImode test instruction. - (movhi+1): Use movz instead of mov on p6. - (addsi3): Add 128 by subtracting -128. - (zero_extendhisi2): Use SImode move if aligned. - ({add,sub,and,ior,xor}hi3): Likewise. - -Tue Jan 7 16:58:27 1997 Jason Merrill <jason@yorick.cygnus.com> - - * c-parse.in (extension): New rule for __extension__. - (extdef, unary_expr, decl, component_decl): Use it. - -Mon Jan 6 15:44:37 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de) - - * 1750a.c: Now includes regs.h. - ({movcnt,mod}_regno_adjust): Corrected typos. - * 1750a.md (movhi): Corrected case of moving constant to memory. - -Mon Jan 6 08:00:57 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * mips.h: Delete redundant definitions of compiler and library fns. - - * dwarfout.c (type_attribute): Ignore any subtype for now. - - * fold-const.c (operand_equal_p): Rework to consider two - expressions that have embedded identical SAVE_EXPRs as - equivalent; also handle some more cases. - -Sun Jan 5 23:54:34 1997 Jeffrey A Law (law@cygnus.com) - - * pa.md (pic_load_label): Fix test for using just an - ldo rather than an addil;ldo sequence to load the label's - address. - -Sun Jan 5 07:26:47 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (expand_expr, case COMPONENT_REF): Fix error in last - change: don't suppress conversion if just EXPAND_SUM. - -Sat Jan 4 18:44:01 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * tree.h (struct tree_decl): saved_insns.i is HOST_WIDE_INT. - - * fold-const.c (const_binop): Rework to only make constants in - one place; always use size_int if small enough and of sizetype. - (size_int): Call force_fit_type. - (fold): Avoid ever changing type of input tree. - - * expr.c (get_inner_reference): Fix type error. - (expand_expr, case COMPONENT_REF): Don't convert if modifier - is EXPAND_CONST_ADDRESS, EXPAND_SUM, or EXPAND_INITIALIZER. - * tree.c (staticp, case COMPONENT_REF, BIT_FIELD_REF): Not - static if bitfield. - - * expr.c (expand_expr, case COMPONENT_REF): If taking value - from a CONSTRUCTOR, must mask/sign-extend if bitfield. - (expand_builtin, case BUILT_IN_LONGJMP): Pass type, not IDENTIFIER, - to second arg of RETURN_POPS_ARGS. - - * expr.c (expand_expr, case COND_EXPR): Add additional cases - to "singleton" cases. - * tree.c (integer_pow2): Mask value to width of type. - (tree_log2): New function. - - * expmed.c (store_fixed_bit_field): If not SLOW_UNALIGNED_ACCESS, - treat everything as maximally aligned. - - * combine.c (find_split_point, case SET): If SET_SRC is NE and - STORE_FLAG_VALUE is -1, see if we can convert into NEG of shift. - (force_to_mode, case NE): Make condition stricter. - - * calls.c (emit_library_call_value): Remove redundant check for - outmode != VOIDmode. - -Sat Jan 4 08:12:16 1997 J.T. Conklin <jtc@rhino.cygnus.com> - - * Optimizations from John Vickers (john@rhizik.demon.co.uk): - * m68k.c (output_function_{pro,epi}logue): Use addq/subq when - adjusting stack pointer by small displacements. - * m68k.md (addsi3, addhi3): Use two addqw (or subqw) insns when - adding (or subtracting) small integer constants (8 < N <= 16) to - both address and data registers. - -Sat Jan 4 07:06:07 1997 Kamil Iskra <iskra@student.uci.agh.edu.pl> - - * loop.c (basic_induction_var): Return 0 if SUBREG is not a - promoted variable. - -Sat Jan 4 06:22:36 1997 Doug Rupp (rupp@gnat.com) - - * alpha.c (vmskrunch): Try to not chop trailing uppercase letters. - * alpha/vms.h (ENDFILE_SPEC): Use "gnu", not "gnu_cc". - - * cccp.c (PRINTF_PROTO): Use __printf__ in __attribute__, not printf. - * cexp.y (PRINTF_PROTO): Likewise. - -Fri Jan 3 09:01:00 1997 Craig Burley <burley@gnu.ai.mit.edu> - - * alpha.md (cmov): Fix operand numbers in case involving DF target, - DF comparison, and SF source. - -Fri Jan 3 08:19:46 1997 Paul Eggert <eggert@twinsun.com> - - * cpplib.c (macroexpand): Delete any no-reexpansion marker following - identifier at beginning of an argu concatenated with what precedes it. - -Fri Jan 3 07:59:21 1997 Ken Rose (rose@netcom.com) - - * reorg.c (fill_slots_from_thread): Skip moved insn in all three cases. - -Fri Jan 3 07:51:44 1997 Bob Manson <manson@cygnus.com> - - * function.c ({push,pop}_function_context_to): Save and restore - current_function_args_info. - * function.h (struct function): New field args_info. - -Fri Jan 3 06:55:09 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * jump.c (rtx_equal_for_thread_p): Return 0 for floating-point. - - * reload.c (find_reloads): If replaced a PLUS or MULT with a - simple operand, start over again. - - * va-alpha.h: Check for __VMS__, not VMS. - -Thu Jan 2 08:52:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * configure: Finish restoring change of default of objc threads to - "single" for Linux-based GNU systems. - -Mon Dec 30 17:03:46 1996 Jeffrey A Law (law@cygnus.com) - - * pa.c (fmpy_operands): Remove. No longer needed. - (combinable_add, combinable_copy, combinable_fmpy): Likewise. - (combinable_fadd, combineable_fsub): Likewise. - (pa_reorg): Call pa_combine_instructions. - (pa_combine_instructions): Combine instructions to make things - like fmpyadd and fmpysub. - (pa_can_combine_p): Helper function for pa_combine_instructions. - * pa.md (pa_combine_type): New attribute. Set it appropriately - for various insns. - (define_delays): Use a separate define_delay for unconditional - branches. - (fmpyadd, fmpysub peepholes): Remove, no longer needed. - (fmpyadd, fmpysub insns): Add variant with fadd/fsub first, - then the fmpy. - -Mon Dec 30 14:43:51 1996 Jim Wilson <wilson@cygnus.com> - - * reg-stack.c (subst_stack_regs_pat): Set src_note explicitly, instead - of using invalid aggregate initialization. - - * print-tree.c (print_node): Don't try to print nonexistent - TYPE_ATTRIBUTES field of a decl node. - -Mon Dec 30 10:30:25 1996 Richard Stallman <rms@ethanol.gnu.ai.mit.edu> - - * config.sub: Handle hiuxmpp as system type. - -Thu Dec 26 13:33:27 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.md (init_v4_pic): Explicitly set the length. - -Mon Dec 23 19:39:38 1996 Jim Wilson <wilson@cygnus.com> - - * mips.h (FUNCTION_ARG_REGNO_P): Correct for TARGET_SOFT_FLOAT and - TARGET_FLOAT64 cases. - - * integrate.c (function_cannot_inline_p): Reject function with - PARALLEL result. - (expand_inline_function): Abort if function result not handled. - -Sat Dec 21 04:02:46 1996 Jason Merrill <jason@gerbil.cygnus.com> - - * mips.c (save_restore_insns): Mark large frame setup insns - as frame-related. - (mips_expand_prologue): Likewise. - - * dwarf2out.c (dwarf2out_frame_debug): Support MIPS large frames. - (add_bound_info): Use default lower bounds. - Handle simple variable bounds with a DIE ref. - Don't generate a NULL loc descr. - (add_subscript_info): Always add lower bound. - (gen_formal_parameter_die): Always equate_decl_number_to_die. - (gen_variable_die): Likewise. Don't use the old die for automatic - variables. - -Wed Dec 18 10:23:46 1996 Jeffrey A Law (law@cygnus.com) - - * mn10300.c (notice_update_cc): Enable this code. - * mn10300.h (CC_OVERFLOW_UNUSABLE): Define. - * mn10300.md (tstsi): Use "set_zn_c0" instead of "set" for cc status. - (addsi3 pattern): Break "inc" into two different alternatives - since "inc dn" sets cc0, but "inc an" does not. - (multiply and divide patterns): Fix cc status. - (bCC, inverted bCC): Restore any comparison which needs the - overflow bits when CC_OVERFLOW_UNUSABLE is set. - (zero and sign extensions): Fix cc status. - (movm_store): Likewise. - -Tue Dec 17 15:02:44 1996 Jim Wilson <wilson@cygnus.com> - - * sched.c (update_flow_info): When add REG_DEAD notes for dest of - last insn, add check for global_regs. - -Tue Dec 17 11:07:26 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/win-nt.h (HAS_INIT_SECTION): Delete, so that __main is - called from main. - -Mon Dec 16 15:28:44 1996 Jim Wilson <wilson@cygnus.com> - - * combine.c (nonzero_bits): Ifdef out calls to num_sign_bit_copies. - Add dummy define/undef for num_sign_bit_copies. - - * dwarfout.c (location_or_const_value_attribute, case CONCAT): Add. - - * combine.c (simplify_comparison): Use mode_width as shift count - only if it is less than or equal to HOST_BITS_PER_WIDE_INT. - -Mon Dec 16 10:10:11 1996 Jeffrey A Law (law@cygnus.com) - - * mn10300.c (expand_epilogue): Restore registers in the - "ret" instruction instead of a separate movm instruction. - Support possible stack deallocation in "ret" instruction too. - * mn10300.md (return_internal): Use "ret" instead of "rets"; - restore registers and deallocate stack as needed. - (load_movm): Delete unused pattern. - - * mn10300.h (SMALL_REGISTER_CLASSES): Define. - -Fri Dec 13 14:46:54 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.md (dect): Rewrite pattern so that it can be combined. - -Fri Dec 13 13:14:51 1996 Ian Lance Taylor <ian@cygnus.com> - - * varasm.c (output_constant_pool): If ASM_OUTPUT_POOL_EPILOGUE is - defined, call it. - -Thu Dec 12 20:04:55 1996 Jason Merrill <jason@yorick.cygnus.com> - - * rtl.h (RTX_FRAME_RELATED_P): New macro. - (struct rtx_def): Add frame_related bitfield. - * final.c (final_scan_insn): Call dwarf2out_frame_debug. - Don't call dwarf2out_begin_function. - (final): Initialize dwarf2out_frame_debug. - * dwarf2out.c (dwarf2out_begin_function): Remove. - (dwarf2out_init): Use INCOMING_RETURN_ADDR_RTX. - (DWARF_CIE_DATA_ALIGNMENT): Generalize. - (DWARF_FRAME_REGNUM): Don't add 1. - (decode_cfi_rtl): Lose. - (dwarf2out_def_cfa): Now takes reg and offset directly. - (reg_save): Likewise. - (dwarf2out_reg_save): Now takes offset. - (initial_return_save): Grok INCOMING_RETURN_ADDR_RTX. - Replaces dwarf2out_return_save. - (dwarf2out_cfi_label): New fn. - (add_fde_cfi): Use it. - (dwarf2out_frame_debug): New fn. - * mips.h (DWARF_FRAME_REGNUM): Tweak r31. - (INCOMING_RETURN_ADDR_RTX): Define. - * mips.c (mips_expand_prologue): Set RTX_FRAME_RELATED_P as needed. - (save_restore_insns): Likewise. - * i386.c (ix86_expand_prologue): Likewise. - * i386.h (INCOMING_RETURN_ADDR_RTX): Define. - (DWARF_FRAME_RETURN_COLUMN): Define. - - * dwarf2out.c (add_AT_long_long): Renamed from add_AT_double fo - clarity. - (print_die): Adjust. - (add_AT_float): New fn. - (add_const_value_attribute): Support fp values. - (size_of_die): Use blocks for long_long and fp values. - (value_format, output_die): Likewise. - (output_loc_operands): Don't support DW_OP_const8?. - -Thu Dec 12 19:49:09 1996 Ian Lance Taylor <ian@cygnus.com> - - * varasm.c (CONSTANT_POOL_BEFORE_FUNCTION): Define if not - defined. - (assemble_start_function): Check CONSTANT_POOL_BEFORE_FUNCTION - to decide whether to call output_constant_pool. - (assemble_end_function): Likewise. - - * calls.c: Check SMALL_REGISTER_CLASSES at run time, not just - compile time. - * combine.c, cse.c, function.c, jump.c, local-alloc.c: Likewise. - * loop.c, reload.c, reload1.c: Likewise. - * dsp16xx.h (SMALL_REGISTER_CLASSES): Define with value. - * h8300.h (SMALL_REGISTER_CLASSES): Likewise. - * i386.h (SMALL_REGISTER_CLASSES): Likewise. - * pdp11.h (SMALL_REGISTER_CLASSES): Likewise. - * sh.h (SMALL_REGISTER_CLASSES): Likewise. - -Thu Dec 12 15:25:39 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.md (sysv call insns): If flag_pic add @plt suffix. - - * rs6000.md (fix_truncdfsi2_store): Fix offsets > 32k. - - * rs6000/t-ppccomm: New file for common parts of embedded and - System V target Makefile support. - - * rs6000/t-ppcos: New file for System V OS target Makefile - support. - - * rs6000/t-solaris: Delete, merge into rs6000/t-ppcos. - - * rs6000/t-{ppc,ppcgas}: Only keep the multilib specific parts, - moving the rest to rs6000/t-ppccomm. - - * configure (powerpc*-*-*): For embedded and System V - configurations, add rs6000/t-ppccomm. - For GNU/Linux and Solaris, use t-ppcos. - - * ginclude/ppc-asm.h (cr*, f*): Add new macros for register names. - - * rs6000/sol-c0.c (_start): Fix uninitialized data bug. - - * rs6000.md (init_v4_pic): Add @local to call. - (icbi,dcbst,sync,isync): Delete PowerPC cache control insns. - - * rs6000/sysv4.h (ASM_SPEC): On explicit -mcall-solaris, pass - -msolaris to the assembler. - - * rs6000.c (rs6000_sync_trampoline): Delete. - (rs6000_trampoline_template): Aix & System V don't need template now. - (rs6000_initialize_trampoline): For System V, call the function - __trampoline_setup to set up the trampoline. - - * rs6000.h (TRAMPOLINE_TEMPLATE): Delete here. - * rs6000/win-nt.h (TRAMPOLINE_TEMPLATE): Add it here. - - * rs6000/tramp.asm: New file, setup trampolines properly on System - V systems, properly flushing the caches. - -Thu Dec 12 10:53:10 1996 Jeffrey A Law (law@cygnus.com) - - * reorg.c (fill_slots_from_thread): Don't call eligible_for_delay - with an insn with asm operands. - - * expmed.c (emit_store_flag_force): Fix typos/thinkos. - -Thu Dec 12 08:09:20 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * i386.c (i386_return_pops_args): Libcalls ignore TARGET_RTD. - -Thu Dec 12 07:56:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * tree.h (maybe_get_identifier): New declaration. - - * calls.c (emit_library_call): Don't pass VOIDmode to type_for_mode. - - * va-alpha.h: Add definitions for VMS; they differ from Unix. - - * Makefile.in (stamp-objlist): Handle first character of object - file being a digit. - - * 1750a.h (function_arg, {movcnt,mod}_regno_adjust): Add decls. - (branch_or_jump): Likewise. - (FUNCTION_ARG): Remove cast of function_arg result to rtx. - * 1750a.md: Remove unneeded casts to char *. - -Thu Dec 12 05:55:27 1996 Richard Earnshaw (rearnsha@armltd.co.uk) - - * arm.c (arm_gen_constant, case [IX]OR): Don't invert constant if - loading into temporary. - -Wed Dec 11 18:57:21 1996 Brendan Kehoe <brendan@lisa.cygnus.com> - - * toplev.c (rest_of_compilation): Make sure unwinder RTL is saved. - - * collect2.c (write_c_file): Wrap the ctor/dtor lists and fns - with `extern "C" { ... }'. - -Wed Dec 11 17:46:48 1996 John F. Carr <jfc@mit.edu> - - * tree.h (tree_decl): Reorder field declarations to reduce size - on 64 bit machines. - - * combine.c (try_combine): When splitting an insn, check for the - new I2 setting a SUBREG. - -Wed Dec 11 17:00:47 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * alpha.c (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of - using "%ld". - (output_prolog): Don't print useless comment for VMS. - - * alpha.c (output_prolog): SIZE is now HOST_WIDE_INT. - * alpha.md (mov[hq]i unnamed): Split up for TARGET_BYTE_OPS and not. - - * function.c (fixup_var_refs_1, case ZERO_EXTRACT): Don't call - fixup_memory_subreg if no longer SUBREG of MEM. - -Wed Dec 11 14:10:48 1996 Jeffrey A Law (law@cygnus.com) - - * mn10300.c: New file for Matsushita MN10300 port. - * mn10300.h, mn10300.md, t-mn10300, xm-mn10300.h: Likewise. - * config.sub: Recognize mn10300 as a basic machine type. - * configure: Similarly. - * ginclude/stdarg.h: mn10300 is little endian. - * ginclude/varargs.h: Likewise. - -Wed Dec 11 09:09:10 1996 Nagai Takayuki <nagai@ics.es.osaka-u.ac.jp> - - * libgcc2.c (cacheflush): Add SONY NEWS-OS 4.2 version. - -Wed Dec 11 09:01:39 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * calls.c (emit_library_call, emit_library_call_value): - Don't pass an identifier node as function type for - library functions, but rather build a function type that - has a return type with the correct mode. - * i386.c (i386_return_pops_args): Don't test for IDENTIFIER_NODE. - * i386/isc.h (obsolete RETURN_POPS_ARGS): Test first argument - for IDENTIFIER_NODE. - * i386/next.h (RETURN_POPS_ARGS): Likewise. - * i386/sco.h (RETURN_POPS_ARGS): Likewise. - * i386/sco5.h (RETURN_POPS_ARGS): Likewise. - * i386/scodbx.h (RETURN_POPS_ARGS): Likewise. - * m68k.h (RETURN_POPS_ARGS): Likewise. - * ns32k.h (RETURN_POPS_ARGS): Likewise. - * pyr.h (RETURN_POPS_ARGS): Likewise. - * gmicro.h (RETURN_POPS_ARGS): Likewise; fix typo. - -Tue Dec 10 17:36:47 1996 J.T. Conklin <jtc@rhino.cygnus.com> - - * Add optimizations from John Vickers (john@rhizik.demon.co.uk) - * m68k.h (TARGET_CPU32): New macro. - * m68k.md (add[hs]i3): Only use two addq.w or subq.w instructions - when adding or subtracting constants 8 < N < 16 on TARGET_CPU32. - Use lea instead of add.w when adding 16 bit constants to address - registers on all but TARGET_68040. - * m68k.c (output_function_{pro,epi}logue): Use lea instead of add.w - when adjusting stack pointer on all but TARGET_68040. - -Tue Dec 10 15:55:23 1996 Ian Lance Taylor <ian@cygnus.com> - - * optabs.c (emit_unop_insn): Treat ZERO_EXTEND like SIGN_EXTEND. - -Tue Dec 10 13:47:24 1996 Joern Rennecke <amylaar@cygnus.co.uk> - - * combine.c (combinable_i3pat): Bring back to sync with can_combine_p. - - * sh.h (ADJUST_INSN_LENGTH): Don't break from loop when LOOP_BEG found. - Calculate padding in new variable pad. - -Mon Dec 9 18:00:38 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (output_uleb128): Output value in human-readable comment. - (output_sleb128): Likewise. - (various): Adjust. - (output_call_frame_info): Only output info if it's interesting. - (add_src_coords_attributes): New fn. - (add_name_and_src_coords_attributes): Split out from here. - (gen_enumeration_type_die): Add src coordinates. - (gen_struct_or_union_type_die): Likewise. - (dwarf2out_finish): Call output_call_frame_info for all targets. - -Thu Dec 5 11:25:30 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (add_pure_or_virtual_attribute): Only add - AT_containing_type if -g2 or higher. - - * dwarf2out.c (gen_struct_or_union_type_die): Make sure that - the type for AT_containing_type has been generated. - (gen_decl_die): Likewise. - - * dwarf2out.c (type_tag): Check DECL_IGNORED_P. - (add_pure_or_virtual_attribute): Check DECL_VINDEX instead. - (scope_die_for): Likewise. - * dwarfout.c (type_tag): Likewise. - -Wed Dec 4 22:51:38 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (decode_cfi_rtl): Support getting a CONST_INT. - (dwarf2out_begin_function): Adjust. - (reg_save): Divide offset by the alignment. - (output_cfi): Support having more than one advance_loc. - (output_call_frame_info): Re-initialize current_label. - (dwarf2out_begin_prologue): Initialize current_label to NULL. - (lookup_cfa, lookup_cfa_1): New fns. - (dwarf2out_def_cfa): Call lookup_cfa. - (dwarf2out_finish): Don't generate CIE CFIs. - (dwarf2out_init): Generate them here. - (DWARF_FRAME_RETURN_COLUMN): Use PC_REGNUM. - - (add_pure_or_virtual_attribute): Note virtual context. - (gen_formal_parameter_die): Return the die. - (gen_formal_types_die): Set AT_artificial on `this'. - (gen_subprogram_die): Add AT_accessibility. - (gen_variable_die): Likewise. - (gen_field_die): Likewise. Don't generate location attribute for - union members. - (gen_struct_or_union_type_die): Note where our vtable lives. - (gen_decl_die): Handle anonymous union fields. - (dwarf2out_decl): Always output `bool'. - -Mon Dec 2 03:55:15 1996 Jason Merrill <jason@yorick.cygnus.com> - - * final.c (final_end_function): Don't call dwarf2out_end_function. - - * dwarf2out.c (output_line_info): Emit special opcodes for each line - entry, even if the line number doesn't change. - (pend_type, output_pending_types_for_scope): New fns. - (gen_struct_or_union_type_die): Use them to defer generating member - dies if we're in the middle of some other context. - (gen_type_die): Still put nested types in the right place. - (dwarf2out_decl): Call output_pending_types_for_scope. - - * dwarf2out.c (dw_fde_struct): Replace end_prologue, begin_epilogue - with current_label. - (DWARF_CIE_INSN_SIZE, DWARF_CIE_SIZE): Remove. - (DWARF_CIE_HEADER_SIZE): The size without the initial insns. - (size_of_cfi): Revert. - (decode_cfi_rtl, add_fde_cfi, dwarf2out_def_cfa, reg_save, - dwarf2out_reg_save, dwarf2out_return_save): New fns. - (dwarf2out_begin_function): Use them to generate CFIs. - (dwarf2out_finish): Use them to generate E CFIs. - Don't set next_fde_offset. - (calc_fde_sizes): Initialize cie_size. - (output_call_frame_info): Don't generate CIE CFIs. - (dwarf2out_end_function): Remove. - - * tree.c (maybe_get_identifier): New fn. - * varasm.c (assemble_name): Use it instead of get_identifier. - -Fri Nov 29 15:13:39 1996 Stan Cox <coxs@dg-rtp.dg.com> - - * jump.c (jump_optimize): Don't move initialization if there is a - label between it and the jump for if (foo) bar++ to bar += (foo !=0) - -Wed Nov 27 16:21:14 1996 Stan Cox <coxs@dg-rtp.dg.com> - - * Remove change of Oct 4. - * i386.h (outer_function_chain): Remove. - (current_function_calls_alloca): Remove. - (rtx_equal_function_value_matters): Remove. - (N_REGS_USED, N_ALLOCATABLE_REGISTERS): Remove. - * i386.md (adddi3_1, subdi3_1): Remove. - (adddi3, subdi3): Revert. - (movsf, movsf_mem, movsf_normal, movdf, movdf_mem, movdf_mem+1): - Likewise. - (movxf, movxf_mem, movxf_mem+1, addsidi3_1, addsidi3_2): Likewise. - (adddi3_1, subsidi3, subdi3_1): Likewise. - (addsidi3_1, addsidi3_2, subsidi3): Likewise. - (addsidi3_1, addsidi3_2, adddi3, subsidi3): Disable the problem - reload alternatives. - -Wed Nov 27 16:21:14 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * i386.md (ashldi3_non_const_int, ashrdi3_non_const_int): - Use a hidden branch to handle shifts > 32 bit. - (lshrdi3_non_const_int): Likewise. - (floatdixf2): Don't use unnecessary XFmode operation. - -Wed Nov 27 15:23:41 1996 Jason Merrill <jason@yorick.cygnus.com> - - * varasm.c (assemble_variable): Don't emit DWARF. - - * toplev.c (rest_of_type_compilation): Don't emit DWARF. - (main): Just let -gdwarf mean DWARF v1; remove -gdwarf-1. - - * dwarfout.c (decl_class_context): New fn. - (output_global_subroutine_die): Fix declaration case. - (output_global_variable_die): Likewise. - (output_type): Note when we are in a class defn. If we're a nested - type and our context hasn't been written, do that. Do early exit - for nested types. - (output_decl): Output the class context for fns and vars. - Don't emit detailed parm info for a fn declaration. - Use TYPE_DECL_IS_STUB, is_redundant_typedef. - (type_ok_for_scope): Support emitting nested types later. - (is_redundant_typedef): New fn. - (TYPE_DECL_IS_STUB): New macro. - (output_compile_unit_die): Check use_gnu_debug_info_extensions. - (output_local_subroutine_die, output_global_subroutine_die, - dwarfout_begin_function, dwarfout_end_function, dwarfout_line, - generate_macinfo_entry, dwarfout_init, dwarfout_finish): Likewise. - - * dwarf2out.c (decl_class_context): Static. - (lookup_type_die): Use TYPE_SYMTAB_POINTER. - (equate_type_number_to_die): Likewise. - (gen_subprogram_die): If we're in class context, it's a decl. - (gen_variable_die): Likewise. - (gen_decl_die): Output the containing type. - (dwarf2out_init): Lose type_die_table code. - -Wed Nov 27 08:30:54 1996 Brendan Kehoe <brendan@lisa.cygnus.com> - - * Makefile.in (DRIVER_DEFINES): New macro, with the macro - definitions for the driver. - (gcc.o): Make rule use $(DRIVER_DEFINES). - * gcc.c (process_command) [LANG_SPECIFIC_DRIVER]: Call - lang_specific_driver, passing along the addr of FATAL for errors - along with our ARGC and ARGV. - -Wed Nov 27 08:21:13 1996 Philippe De Muyter <phdm@info.ucl.ac.be> - - * m68k.md (iorsi_zexthi_ashl16): New pattern. - (ashrsi_16): New name for old unnamed pattern. - - * objc/misc.c (stdlib.h): Define __USE_FIXED_PROTOTYPES__ before - including stdlib.h. - -Wed Nov 27 08:17:34 1996 Joern Rennecke <amylaar@cygnus.co.uk> - - * i386.md (decrement_and_branch_until_zero+[3-8]): Add missing - CC_STATUS_INIT. - (decrement_and_branch_until_zero+[5-8]): Delete redundant assignment. - -Wed Nov 27 07:56:27 1996 J.T. Conklin <jtc@rhino.cygnus.com> - - * m68k.md ({and,ior,xor}si3_internal): Removed !TARGET_5200 from - conditionals now that entire insn is disabled when !TARGET_5200. - -Wed Nov 27 07:52:32 1996 Oliver Kellogg <kellogg@space.otn.dasa.de> - - * 1750a.md (movhi pattern): Fixed MEM to MEM move problem. - -Tue Nov 26 14:50:54 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (move_by_pieces): Abort only if length positive at end. - * function.c (frame_offset, get_frame_size): Make HOST_WIDE_INT. - * function.h (struct function): Make frame_offset be HOST_WIDE_INT. - (get_frame_size): Add definition. - * reload1.c (reload): Make starting_frame_size be HOST_WIDE_INT. - -Mon Nov 25 16:55:14 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (dwarf2out_finish): Don't emit call frame info - for non-MIPS targets. - (is_redundant_typedef): New fn. - (modified_type_die): Refer to typedef DIEs where appropriate. - (gen_typedef_die): Support DECL_ORIGINAL_TYPE. - (gen_type_die): Likewise. Use is_redundant_typedef. - (gen_subprogram_die): Don't force a spec DIE for local class methods. - -Mon Nov 25 15:09:12 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * gcc.c (handle_braces): Rework last change. - -Mon Nov 25 13:49:51 1996 Jim Wilson <wilson@cygnus.com> - - * configure (build_exeext, exeext): New variables. Use sed to insert - build_exeext value into Makefile exeext rule. - (*-*-cygwin32): Set exeext. - * i386/x-cygwin32 (exeext): Delete. - * rs6000/x-cygwin32 (exeext): Delete. - - * dwarf.h (enum dwarf_location_atom): Add OP_MULT. - * dwarfout.c (output_mem_loc_descriptor, case MULT): Add. - * dwarfout2.c (mem_loc_descriptor, case MULT): Add. - - * dwarfout.c (dwarf_fund_type_name, case FT_unsigned_int64): Fix typo. - -Sun Nov 24 21:42:01 1996 J.T. Conklin <jtc@rhino.cygnus.com> - - * m68k.md (andsi3): Changed into define_expand. - (andsi3_internal): Rename from old andsi3, changed condition - to !TARGET_5200. - (andsi2_5200): New insn. - (iorsi3): Change into define_expand. - (iorsi2_internal): Rename from old iorsi3, changed condition - to !TARGET_5200. - (iorsi2_5200): New insn. - (xorsi3): Change into define_expand. - (xorsi2_internal): Rename from old xorsi3, changed condition - to !TARGET_5200. - (xorsi2_5200): New insn. - -Sun Nov 24 21:31:32 1996 John F. Carr <jfc@mit.edu> - - * i386.h (N_ALLOCATABLE_REGISTERS): Remove extra backslash at - end of macro definition. - - * cpplib.c (LOCAL_INCLUDE_DIR): Remove default definition. - (include_defaults_array): Do not use LOCAL_INCLUDE_DIR or - TOOL_INCLUDE_DIR if they are not defined. - * cccp.c: Likewise. - - * Makefile.in (cppmain.o): New rule. - -Sun Nov 24 19:14:50 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * fold-const.c (merge_ranges): In (+,-) case, if lower bounds are - the same the result is always false. - -Sun Nov 24 18:48:31 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * c-typeck.c (build_indirect_ref): Don't give warning for - dereferencing void * if evaluation is being skipped. - - * c-decl.c (poplevel): Don't call output_inline_function if - DECL_SAVED_INSNS is not set. - - * gcc.c (give_switch): Add new arg, INCLUDE_BLANKS. - (handle_braces): All callers changed. - Add support for new construct: %{S*^}. - -Sun Nov 24 18:44:48 1996 Paul Eggert <eggert@twinsun.com> - - * c-parse.in (unary_expr, expr_no_commas): Increment skip_evaluation - when analyzing an expression that is known not to be evaluated. - (sizeof, alignof): New rules. - * c-tree.h (skip_evaluation): New variable. - * c-common.c (skip_evaluation): Likewise. - (overflow_warning, unsigned_conversion_warning): Don't warn about - potential runtime errors when skipping evaluation. - * c-typeck.c (build_binary_op): Likewise. - (build_conditional_expr): op1 now always nonnull. - -Sun Nov 24 17:06:58 1996 Bernd Schmidt (crux@Pool.Informatik.RWTH-Aachen.DE) - - * toplev.c (rest_of_compilation): Call regscan before each - jump threading pass. - -Sun Nov 24 16:37:18 1996 Dave Love <d.love@dl.ac.uk> - - * configure (objc_thread_file): Set conditionally in each case so - may be overridden with `--enable-objcthreads=posix'. - Change GNU/Linux default to `single'. - -Fri Nov 22 17:53:15 1996 Jason Merrill <jason@yorick.cygnus.com> - - * varasm.c (assemble_variable): Output DWARF in the third case, too. - - * dwarf2out.c (decls_for_scope): Only add DIEs with no parents to - our scope. - (gen_subroutine_type_die): Parm types go under the fn type DIE. - - * Makefile.in ($(T)crt{begin,end}.o): Move CRTSTUFF_T_CFLAGS after - general flags. - - * mips/t-iris6 (CRTSTUFF_T_CFLAGS): Define. - * mips.c (compute_frame_size): Fix fp_save_offset. - - * dwarf2out.c (new_die): If we get a NULL parent, inc limbo_die_count. - (decls_for_scope): Decrement limbo_die_count as appropriate. - (dwarf2out_finish): Check for good limbo_die_count. - (size_of_cfi): If regno too big for DW_CFA_offset, use offset_extended - instead. - (output_call_frame_info): Add disabled code for specifying ABI. - (dwarf2out_begin_function): Note all saved regs. - - * dwarf2out.c (gen_subprogram_die): Have a DIE for each fn at - toplevel. - (scope_die_for): Only use the NULL for fns and tags. - -Tue Nov 21 15:53:51 1996 Joern Rennecke <amylaar@cygnus.co.uk> - - * sh.c (output_stack_adjust): New argument TEMP. Changed all callers. - If the adjust cannot be done with one, but can be done with two - CONST_OK_FOR_I constants, do it that way. - -Thu Nov 21 14:25:55 1996 Ian Lance Taylor <ian@cygnus.com> - - * fixincludes: Include <stdio.h> in <assert.h> even if not C++ if - stderr needs to be defined. - -Wed Nov 20 15:38:13 1996 Jason Merrill <jason@yorick.cygnus.com> - - * toplev.c (rest_of_type_compilation): Do output function-scope tags - for DWARF 2. - * c-decl.c (pushtag): Set TYPE_CONTEXT on the tag. - * toplev.c, varasm.c: s/dwarf2out_file_scope_decl/dwarf2out_decl/g. - * dwarf2out.c (add_prototyped_attribute): Use a value of 1. - (gen_subprogram_die): Support AT_static_link. - (dwarf2out_decl): Rename from dwarf2out_file_scope_decl. - Give nested fns and tags a die_parent of NULL. - (decls_for_scope): Fix the die_parent for nested fns and tags. - (scope_die_for): If we get a context of NULL, just return it. - -Tue Nov 19 18:21:11 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (gen_subprogram_die): Support block extern decls. - (gen_variable_die): Likewise. - (gen_decl_die): Emit block extern function decls. - - * c-decl.c (implicitly_declare): Set DECL_ARTIFICIAL. - -Tue Nov 19 16:50:32 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * configure (powerpc*-{sysv,elf,eabi{,aix,sim}}): Set - extra_headers to ppc-asm.h. - (powerpc*-{linux,solaris,rtems,vxworks}): Likewise. - (powerpc*-{winnt,pe,cygwin32}): Likewise. - - * rs6000/t-{ppc,ppcgas,solaris,winnt} (EXTRA_HEADERS): Don't set here. - -Mon Nov 18 14:51:46 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (DWARF_CIE_INSN_SIZE): New macro. - (DWARF_CIE_HEADER_SIZE): Use it. - (DWARF_FRAME_RETURN_COLUMN, DWARF_FRAME_REGNUM): New macros. - (output_call_frame_info, dwarf2out_begin_function): Use them. - For the MIPS, output the first CFA insn in the CIE. - * dwarf2.h (enum dwarf_call_reg_usage): Lose. - (dwarf_macinfo_record_type): Fix spelling. - * mips/mips.h (DWARF_FRAME_REGNUM, DWARF_FRAME_RETURN_COLUMN): Define. - - * dwarf2out.c (base_type_die): Just generate the DIEs as needed, - rather than building up some table. - (init_base_type_table): Lose. - (add_subscript_info): Use add_type_attribute. Don't give an upper - bound for an array of unknown size. - (gen_unspecified_parameters_die): Remove DWARF-1 kludge. - (dwarf2out_init): Lose call to init_base_type_table. - (is_c_family, is_fortran): New fns. - (gen_compile_unit_die): Recognize GNU F77. - (gen_array_type_die): Use AT_declaration for an array of unknown size. - (modified_type_die): Take TYPE_MAIN_VARIANT before passing it - to build_type_variant, so we ignore named variants. - (dwarf2out_file_scope_decl): Don't generate DIEs for built-in structs, - either; they will be emitted if they are used. - From wilson: - (gen_array_type_die): Force the element type out first on IRIX 6. - -Sun Nov 17 20:23:11 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (get_inner_reference): Fix error in previous change. - -Sat Nov 16 06:08:27 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * emit-rtl.c (operand_subword): Avoid confusion if sizeof (float) - is less than a full word. - - * alpha.h (MASK_BYTE_OPS): Now define as 1024. - * alpha/vms.h (TARGET_DEFAULT): Use symbolic values. - - * expr.c (get_inner_reference): Add new arg PALIGNMENT and compute it. - (expand_assignment, do_jump): Pass new arg to get_inner_reference. - (expand_expr, case COMPONENT_REF): Likewise. - * fold-const.c (optimize_bit_field_compare, decode_field_reference): - Likewise. - * tree.h (get_inner_reference): Add new arg. - - * Add support for Alpha/VMS, mostly from - Klaus Kaempf (kkaempf@progis.de) - * configure (alpha-dec-vms*): New target. - * alpha.c (override_options): Handle VAX format floating-point. - (print_operand, case ',', '-'): New cases. - (alpha_builtin_saveregs): Handle VMS convention. - (alpha_sa_{mask,size}, alpha_pv_save_size, alpha_using_fp): - New versions for VMS. - (output_{pro,epi}logue, function_arg): Likewise. - (direct_return): Never true on VMS. - (check_float_value): Return 0 for VMS. - (vmskrunch, alpha_{need,write}_linkage): New function. - * alpha.h ({MASK,TARGET}_{OPEN_VMS,FLOAT_VAX}): New macros. - (TARGET_SWITCHES): Add float-vax and float-ieee. - ({FUNCTION,LIBCALL}_VALUE, FUNCTION_VALUE_REGNO_P): R1 and R33 - are also return registers. - (ASM_OUTPUT_DOUBLE): Support both floating-point formats. - (PRINT_OPERAND_FUNCT_VALID_P): Add ',' and '-'. - * alpha.md ({div,mod}[sd]i3): Only for VMS. - (fp operations): Add modifiers for multiple floating-point formats. - (call patterns): Handle new calling sequence for VMS. - (tablejump): Make new pattern for VMS. - (nonlocal_goto_receiver, arg_home): New patterns. - * alpha/t-vms, alpha/vms.h, alpha/xm-vms.h: New files. - -Fri Nov 15 17:38:20 1996 Doug Evans <dje@seba.cygnus.com> - - * sdbout.c (current_file): New global. - (PUT_SDB_SRC_FILE): New PUT_SDB_FOO macro. - (sdbout_init): Initialize current_file ifdef MIPS_DEBUGGING_INFO. - (sdbout_{start_new,resume_previous}_source_file): New functions. - * toplev.c (debug_{start,end}_source_file): Call them if SDB_DEBUG. - * mips.h (PUT_SDB_SRC_FILE): Define. - -Fri Nov 15 16:11:25 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarfout.c (dwarfout_line): Don't emit line number info for - functions outside of .text. - -Fri Nov 15 15:52:42 1996 Stan Cox <coxs@dg-rtp.dg.com> - - * i386/386bsd.h (COMMENT_BEGIN): Delete. - * i386/freebsd.h (COMMENT_BEGIN): Likewise. - * i386/netbsd.h (COMMENT_BEGIN): Likewise. - * i386/unix.h (COMMENT_BEGIN): Likewise. - -Fri Nov 15 13:22:42 1996 Jim Wilson <wilson@cygnus.com> - - * fold-const.c (unextend): Rewrite type conversions to avoid overflow. - -Fri Nov 15 12:11:28 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * combine.c (try_combine): Properly copy an rtvec. - * emit-rtl.c (gen_rtvec_vv): New function. - (copy_rtx_if_shared): Call it. - * integrate.c (copy_for_inline): Likewise. - * reload1.c (eliminate_regs): Likewise. - * rtl.h (gen_rtvec_vv): Declare. - * genattrtab.c (simplify_cond): Make TESTS an array of rtunions. - * genextract.c (main): Use loop, not bcopy, to set recog_operands - from an rtvec. - * rtl.c (rtvec_alloc): Clear rtwint instead of rtvec. - - * machmode.h (HOST_PTR_PRINTF): Handle char * wider than long. - (HOST_WIDE_INT_PRINT_{DEC,UNSIGNED,HEX,DOUBLE_HEX}): New macros. - * final.c (asm_fprintf): Use "ll" prefix for a long long HOST_WIDE_INT. - (output_{asm_insn,addr_const}): Use HOST_WIDE_INT_PRINT_*. - * print-tree.c (print_node{,_brief}, case INTEGER_CST): Likewise. - * print-rtl.c (print_rtx, case 'w'): Use HOST_WIDE_INT_PRINT_DEC. - - * unroll.c (iteration_info): Fix code so that it knows iteration_var - is a HOST_WIDE_INT, not a long. - - * fold-const.c (operand_equal_p): Do comparison with REAL_VALUES_EQUAL. - (make_range): Properly decide when to get TREE_TYPE of arg0. - Handle EXP being an INTEGER_CST at end. - (fold_range_test): Handle return of 0 from make_range. - (fold, case TRUTH_AND_EXPR): Handle first arg of 0. - (fold, case TRUTH_OR_EXPR): Handle first arg of 1. - - * c-common.c (decl_attributes, case A_ALIAS): Add missing parens. - -Fri Nov 15 06:37:54 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * fold-const.c (range_binop): Set SNG1 to zero if ARG1 is a - not a lower or upper bound. - -Thu Nov 14 23:08:25 1996 Jason Merrill <jason@yorick.cygnus.com> - - * flags.h (debug_info_type): Add DWARF2_DEBUG. - * toplev.c (main): Support DWARF2_DEBUG. Add -gdwarf-1, -gdwarf-2 - options. Check debug level after choosing type. - (debug_{start,end}_source_file, debug_{define,undef}): New functions. - (compile_file): Support dwarf2 separately from dwarf1. - (rest_of_type_compilation, rest_of_compilation): Likewise. - * final.c (final_start_function): Likewise. - (final_end_function, final_scan_insn, output_source_line): Likewise. - * varasm.c (assemble_variable): Likewise. - * dwarfout.c: Don't check DWARF_VERSION. - * dwarf2out.c: s/dwarfout/dwarf2out/g. Check DWARF2_DEBUGGING_INFO. - * c-lex.c (check_newline): Use debug_* instead of calling *out - functions directly. - * svr4.h (DWARF2_DEBUGGING_INFO): Define. - * mips/iris6.h (PREFERRED_DEBUGGING_TYPE): DWARF2_DEBUG. - (DWARF2_DEBUGGING_INFO): Define instead of DWARF_DEBUGGING_INFO. - (LINK_SPEC): Pass -w through. - * mips.h (PREFERRED_DEBUGGING_TYPE): Don't check `len'. - -Thu Nov 14 17:25:47 1996 Jeffrey A Law (law@cygnus.com) - - * h8300.c (dosize): Don't clobber static chain reg if needed by - current function. - -Wed Nov 13 17:05:19 1996 Jason Merrill <jason@yorick.cygnus.com> - - * Makefile.in (stage?-start): Keep a copy of EXTRA_MULTILIB_PARTS - in the build directory. - -Tue Nov 12 23:17:17 1996 Jeffrey A Law (law@cygnus.com) - - * pa.c (print_operand, case 'Y'): Fix comparisons to handle - NaNs properly in all cases. - -Tue Nov 12 18:47:24 1996 Jim Wilson <wilson@cygnus.com> - - * expr.c (emit_group_store): For REG case, call gen_lowpart if - modes are different. - -Tue Nov 12 18:24:40 1996 Doug Rupp (rupp@gnat.com) - - * gcc.c (exit): If VMS, define as __posix_exit. - (option_map): Add define-macro and undefine-macro. - -Tue Nov 12 17:55:10 1996 Torbjorn Granlund <tege@tege.pdc.kth.se> - - * alpha.c (input_operand): If TARGET_BYTE_OPS accept HImode and QImode. - * alpha.h (MASK_BYTE_OPS): New define. - (TARGET_BYTE_OPS): New define. - (TARGET_SWITCHES): Handle -mbyte. - (LOAD_EXTEND_OP): When MODE is not SImode, return ZERO_EXTEND. - * alpha.md (zero_extendqidi2): Handle TARGET_BYTE_OPS. - (zero_extend{hidi,qisi,hisi}2): Likewise. - (extendqisi2): Use extendqidi2x if TARGET_BYTE_OPS. - (extendqidi2): Likewise. - (extendqidi2x): New pattern. - (extendhisi2): Use extendhidi2x if TARGET_BYTE_OPS. - (extendhidi2): Likewise. - (extendhidi2x): New pattern. - (movhi): Handle TARGET_BYTE_OPS. - (movhi matcher): Output ldwu and stw. - (movqi): Handle TARGET_BYTE_OPS. - (movqi matcher): Output ldbu and stb. - -Tue Nov 12 16:53:37 1996 Rob Savoye <rob@chinadoll.cygnus.com> - - * configure (hppa1.1-pro*, i960-*-coff*,m68k-*-aout*): Add libgloss.h. - (m68k-*-coff*, mips*-*-elf*, sparc*-*-aout*, sparc*-*-coff*): Likewise. - * config/libgloss.h: New file. - -Tue Nov 12 16:21:45 1996 Joern Rennecke <amylaar@cygnus.com> - - * jump.c (jump_optimize): Fix bug in Sep 23 change. - -Tue Nov 12 16:15:31 1996 Andrew Cagney (cagney@tpgi.com.au) - - * global.c (prune_references): Add missing symmetic CONFLICTP call. - -Tue Nov 12 14:34:40 1996 Philippe De Muyter <phdm@info.ucl.ac.be> - - * m68k.c (output_function_{pro,epi}logue): Save and restore - fp-registers only if TARGET_68881. - - * m68k/mot3300.h (ASM_OUTPUT_INTERNAL_LABEL): Prefix labels with "L%". - (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_CASE_LABEL): Likewise. - (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Likewise. - - * m68k/mot3300.h (TARGET_DEFAULT): Use MASK_68040_ALSO, not MASK_68040. - * m68k/next.h, m68k/ccur-GAS.h (TARGET_DEFAULT): Likewise. - - * fixproto (std_files): Add sys/socket.h. - - * m68k.md (movqi): Emit 'st' for INTVAL & 255 == 255, not INTVAL == -1. - (seq,sne,sgt,sgtu,slt,sltu,sge,sgeu,sle,sleu): Allow "m" as operand 0. - -Tue Nov 12 14:17:45 1996 Paul Eggert <eggert@twinsun.com> - - * c-decl.c (grokdeclarator): Generate a warning if -Wimplicit, - unless a warning was already generated by -Wreturn-type. - -Tue Nov 12 14:11:02 1996 Pat Rankin <rankin@eql.caltech.edu> - - * Make qsort callback routines conform to the ANSI/ISO standard. - * c-decl.c (field_decl_cmp): Use `const void *' arguments. - * global.c (allocno_compare): Likewise. - * reload1.c (hard_reg_use_compare, compare_spill_regs): Likewise. - (reload_reg_class_lower): Likewise. - * stupid.c (stupid_reg_compare): Likewise. - * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise. - (QTY_CMP_PRI, QTY_CMP_SUGG): New macros. - (qty_compare_1, qty_sugg_compare_1): Use them. - -Tue Nov 12 13:20:25 1996 Jim Wilson <wilson@cygnus.com> - - * fold-const.c (merge_ranges): In (+,-) case, treat subset specially - if lower bounds are the same. - -Tue Nov 12 13:10:01 1996 J.T. Conklin <jtc@cygnus.com> - - * m68k.md (addsi3): If TARGET_5200, use the lea insn to add small - constants to address registers. - (negsi2): Change into define_expand. - (negsi2_internal): Rename from old negsi2, changed condition - to !TARGET_5200. - (negsi2_5200): New insn. - (one_cmplsi2): Change into define_expand. - (one_cmplsi2_internal): Rename from old one_cmplsi2, changed - condition to !TARGET_5200. - (one_cmplsi2_5200): New insn. - (negdi2_5200): Corrected constraints. - (one_cmpldi2): Changed condition to !TARGET_5200. - - * m68k.c (m68k_align_loops_string, m68k_align_jumps_string): New vars. - (m68k_align_funcs_string, m68k_align_loops): Likewise. - (m68k_align_jumps, m68k_align_funcs): Likewise. - (override_options): New function. - * m68k.h (TARGET_OPTIONS): Added alignment options. - (MAX_CODE_ALIGN, ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): - New macros. - (FUNCTION_BOUNDARY): Use value derrived from m68k_align_funcs - instead of constant. - - * m68k.c (output_function_{pro,epi}logue): Fix typo in last change. - -Tue Nov 12 09:26:51 1996 Torbjorn Granlund <tege@wombat.gnu.ai.mit.edu> - - * i386.md (parallel inc/dec and branch-if-zero/nonzero): Use `+' in - constraint. - -Mon Nov 11 15:12:22 1996 Jason Merrill <jason@yorick.cygnus.com> - - * libgcc2.c: Also define WEAK_ALIAS if ASM_OUTPUT_WEAK_ALIAS. - * mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS): Define. - * varasm.c (assemble_alias): Use ASM_OUTPUT_WEAK_ALIAS. - - * dwarf2out.c (TYPE_USED_FOR_FUNCTION): Lose. - (gen_compile_unit_die): Only append -g with -g2 or better. - (scope_die_for): Don't emit any type info with -g1. - (gen_subprogram_die): Likewise. - (gen_decl_die): Likewise. - (dwarfout_file_scope_decl): Likewise. - (dwarfout_init): Likewise. - - * mips/iris6.h (TYPE_ASM_OP): Define. - (SIZE_ASM_OP): Define. - (ASM_WEAKEN_LABEL): Define. - (BSS_SECTION_ASM_OP): Define. - (ASM_OUTPUT_ALIGNED_LOCAL): Don't use ASM_DECLARE_OBJECT_NAME. - (ASM_OUTPUT_ALIGNED_BSS): Define. - (ASM_DECLARE_OBJECT_NAME): Redefine to emit .size directive. - (ASM_FINISH_DECLARE_OBJECT): Define. - (ASM_OUTPUT_DEF): Don't define. - -Fri Nov 8 20:38:51 1996 Jim Wilson <wilson@cygnus.com> - - * function.c (expand_function_end): Handle BLKmode structures returned - in registers. - -Fri Nov 8 20:27:07 1996 Jason Merrill <jason@yorick.cygnus.com> - - * stor-layout.c (layout_record): Check for VAR_DECL instead - of TREE_STATIC. - - * varasm.c (assemble_variable): Do write out DWARF for - record-scope variables. - * toplev.c (rest_of_type_compilation): Do write out DWARF for - record-scope types. - - * dwarf2out.c (gen_enumeration_type_die): Set TREE_ASM_WRITTEN on a - complete enum type. - (gen_struct_or_union_type_die): Don't recurse between nested classes. - (gen_type_die): Write out nested classes by writing out their context. - -Fri Nov 8 17:40:27 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * emit-rtl.c (change_address): If MEMREF isn't changing, - return the old one. - - * expr.c (expand_assignment): Remove bogus resetting of alignment - to inner alignment. - (expand_expr, case COMPONENT_REF): Likewise. - -Fri Nov 8 16:31:31 1996 Stan Cox <coxs@dg-rtp.dg.com> - - * reg-stack.c (compare_for_stack_reg, subst_stack_regs_pat): - Add support for float conditional move. - -Thu Nov 7 07:46:07 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * stor-layout.c (layout_record): Treat constant size as variable if - it overflows. - * fold-const.c (const_binop, case *_DIV_EXPR): Don't do special - sizetype case if a constant overflows. - (size_binop): Use integer_{zero,one}p instead of explicit test. - * tree.c (integer_{zero,one,all_ones,pow2}p, real_{zero,one,two}p): - Return 0 if TREE_CONSTANT_OVERFLOW. - -Wed Nov 6 17:53:33 1996 Torbjorn Granlund <tege@wombat.gnu.ai.mit.edu> - - * i386.md (parallel inc and branch-if-zero/nonzero): Add two - new pattern variants. Change incrementing pattern to use incl/jnz. - -Wed Nov 6 09:46:10 1996 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.c (override_options): Set defaults for -march and -mcpu. - (output_float_compare): Use cc_status.flags to mark if this - comparison can be done with fcomi. - (output_fp_cc0_set): A conditional move may be in a PARALLEL. - - * i386.h (CC_FCOMI): Define - - * i386.md (sgt,sgtu,sge,sle,bgt,blt,bge,ble): Use CC_FCOMI - (movsicc_1,movhicc_1): Use correct size suffix. - (movsfcc_1,movdfcc_1): Cleanup default move case. - -Wed Nov 6 09:46:10 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * i386.h (HARD_REGNO_MODE_OK): If long double isn't XFmode, can't - allow XFmode. - -Tue Nov 5 22:49:56 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.md (define_split for and_shl_scratch): - Use rtx_equal_p on the operands to find out which alternative is used. - * sh.c (gen_shl_and): Try to generate shorter constant for and. - -Mon Nov 4 19:13:52 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c: Clean up unused variables. - Use ASM_{GENERATE,OUTPUT}_INTERNAL_LABEL, shorten label names. - (loc_descriptor): Use reg_loc_descriptor. - (TYPE_DECL_IS_STUB): New macro. - (gen_decl_die): Use it. - (dwarfout_file_scope_decl): Use it. - -Mon Nov 4 10:23:46 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * ginclude/va-ppc.h (__va_regsave_t,va_start,va_end): Wrap macro - and structures inside #ifndef __VA_PPC_H__ to allow reinclusion. - - * rs6000.h (LEGITIMATE_SMALL_DATA_P): Don't allow -fpic or TARGET_TOC. - (LEGITIMATE_LO_SUM_ADDRESS_P, LEGITIMIZE_ADDRESS): Likewise. - - * rs6000.md (movsi): Don't call elf_{high,low} if -fpic. - - * rs6000/cygwin32.h (STARTFILE_SPEC): Eliminate empty %{}. - -Sun Nov 3 15:56:35 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/sysv4.h (TARGET_TOC): Plain -fpic does not require a TOC. - ({MINIMAL_TOC,CONST}_SECTION_ASM_OP): -fpic should be treated like - -mrelocatable in these cases. - (ASM_OUTPUT_INT, ASM_OUTPUT_SECTION_NAME): Likewise. - (ASM_OUTPUT_ALIGNED_LOCAL): Use sdata_section, not sbss_section. - -Fri Nov 1 19:57:13 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (based_loc_descr): Use DBX_REGISTER_NUMBER. The - "frame base" is just the frame or stack reg without an offset. - (gen_subprogram_die): Likewise. - (dwarfout_begin_function): Use DBX_REGISTER_NUMBER. - -Fri Nov 1 09:50:05 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * fold-const.c (make_range): Don't merge unsigned case with range - containing upper bound; instead merge just with zero and convert - a range with no upper bound to opposite one with no lower bound. - (merge_ranges): In (+,-) case, don't treat subset specially if - the upper bounds are the same; fix typo in others case here. - -Thu Oct 31 20:12:13 1996 Jeffrey A Law (law@cygnus.com) - - * fold-const.c (make_range, case PLUS_EXPR): Correct - normalization of an unsigned range that wraps around zero. - -Thu Oct 31 21:06:37 1996 Jason Merrill <jason@yorick.cygnus.com> - - * mips/t-iris6 (EXTRA_MULTILIB_PARTS): Define. - (EXTRA_PARTS): Don't define. - - * dwarf2out.c (gen_struct_or_union_type_die): Use AT_specification - for nested types defined outside their containing class. Lose - is_complete. - (gen_enumeration_type_die): Lose is_complete. - (gen_type_die): Lose is_complete. - (add_name_and_src_coords_attributes): Tweak. - (gen_subroutine_type_die): Use scope_die_for. - (gen_ptr_to_mbr_type_die): Likewise. - (gen_subprogram_die): Support AT_artificial. - (gen_variable_die): Likewise. - (dwarfout_file_scope_decl): Lose finalizing. - -Thu Oct 31 18:43:18 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * pa.c (emit_move_sequence): Refine previous change. - -Thu Oct 31 13:25:32 1996 Jim Wilson <wilson@cygnus.com> - - * crtstuff.c: Put HAS_INIT_SECTION ifdefs around Irix6 support. - - * tree.c (decl_function_context): Handle QUAL_UNION_TYPE. - - * calls.c (expand_call): Disable special handling for const calls - that return a PARALLEL rtx. - * expr.c (expand_expr, case CONSTRUCTOR): Don't use a PARALLEL - target. - -Thu Oct 31 11:45:00 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/t-{ppcgas,ppc,solaris} (EXTRA_MULTILIB_PARTS): Add - {e,s}crt{i,n,0}.o. - ({stmp,install}-crt): Delete, no longer used. - ({,INSTALL_}LIBGCC): Remove {stmp,install}-crt rule. - -Thu Oct 31 02:49:58 1996 Torbjorn Granlund <tege@nada.kth.se> - - * i386.md (parallel inc and branch-if-zero/nonzero): - Check for -1, not zero. - -Wed Oct 30 15:50:49 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * fold-const.c (range_binop): Strip NOPs from result and - verify it's an INTEGER_CST. - (make_range, case BIT_NOT_EXPR): Fix typo in constant for PLUS_EXPR. - - * stor-layout.c (layout_record): Use HOST_WIDE_INT for size. - - * stmt.c (expand_asm_operands): Disallow matching constraints - on output and validate the numbers on inputs. - -Tue Oct 29 16:21:59 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * gcc.c (process_command,main): Process -specs=file and -specs - file after reading the main specs file to allow the user to - override the default. - (DEFAULT_WORD_SWITCH_TAKES_ARG): Add specs to list. - (option_map): Likewise. - -Tue Oct 29 15:49:18 1996 Jason Merrill <jason@yorick.cygnus.com> - - * Makefile.in (stmp-multilib): Pass $flags to s-m-sub in - MULTILIB_CFLAGS. - (stmp-multilib-sub): Build EXTRA_MULTILIB_PARTS. - ($(T)crt*.o): Add $(T), lose stamp-crt rule, use MULTILIB_CFLAGS. - (install-multilib): Install EXTRA_MULTILIB_PARTS. - -Mon Oct 28 20:09:39 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.md (shl_sext_ext): Don't accept simple left/right shift variant. - * sh.c (EXT_SHIFT_SIGNED): New macro. - (shl_sext_kind, gen_shl_sext): try left shift - sign extend - - left shift - arithmetic right shift in case 2. - -Mon Oct 28 14:55:42 1996 Jim Wilson <wilson@cygnus.com> - - * configure (sh-*-*): Set float_format to sh. - * config/float-sh.h: New file. - -Mon Oct 28 14:26:08 1996 Ian Lance Taylor <ian@cygnus.com> - - * mips/mips.h (RTX_COSTS): Add cases for SIGN_EXTEND and ZERO_EXTEND. - - * m68k/lb1sf68.asm: Change # to IMM in udivsi3 __mcf5200__. - - * combine.c (simplify_rtx): Add some optimizations for TRUNCATE. - (expand_compound_operation): Add some optimizations for ZERO_EXTEND. - -Mon Oct 28 14:11:20 1996 Gavin Koch <gavin@cygnus.com> - - * varasm.c (make_decl_rtl,assemble_variable): - Allow named sections for uninitialized variables. - -Mon Oct 28 13:08:51 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * pa.c (emit_move_sequence): If reload in progress, replace - reference to pseudo with reference to corresponding MEM. - - * c-typeck.c ({un,}signed_type): If can't do anything, call - signed_or_unsigned_type. - (signed_or_unsigned_type): If already right signedness, return. - -Mon Oct 28 13:05:26 1996 Stephen Williams (steve@icarus.com) - - * i960.h: Add specification for -Jx types. - * i960/t-960bare: Include multilib support for Jx types. - -Mon Oct 28 10:06:00 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/t-{ppc{,gas},solaris} (install-crt): Depend on - installdirs, not install-dir. - - * rs6000/sysv4.h (TARGET_TOC): -fpic does not use a TOC area. - -Mon Oct 28 09:07:42 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload1.c (delete_output_reload): Don't use delete_insn - when deleting all stores into a replaced pseudo. - - * sh.md (movsf_ieq, movsf_ie): Merged the former into the latter. - Changed matching define_split appropriately. - (movsf): Changed appropriately. - (reload_insf) Define. - * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Define. - -Mon Oct 28 08:38:23 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * dsp16xx.h (ASM_OUTPUT_BYTE): Adjust definition to actual type of - VALUE, which is HOST_WIDE_INT. - -Mon Oct 28 07:36:07 1996 Ulrich Drepper <drepper@cygnus.com> - - * ginclude/stddef.h: Make sure file is processed if some of the - known __need_* macros is defined. - -Sun Oct 27 21:37:59 1996 J.T. Conklin <jtc@cygnus.com> - - * m68k.c (output_function_prologue): Adjust SP then use movmel with - plain address indirect mode for TARGET_5200. - (output_function_epilogue): Disable moveml and use several movel's - instead for TARGET_5200. - (output_function_{pro,epi}logue): Use lea instruction to adjust - stack pointer for short displacements for TARGET_5200. - -Sun Oct 27 15:27:45 1996 Jeffrey A Law (law@cygnus.com) - - * fold-const.c (merge_ranges): Fix thinko/typo. - -Sat Oct 26 22:07:04 1996 Ian Lance Taylor <ian@cygnus.com> - - * expr.c (convert_modes): Before returning a const_double for a - large unsigned value, zero extend an integer value if necessary. - -Sat Oct 26 15:24:55 1996 Philippe De Muyter <phdm@info.ucl.ac.be> - - * m68k/x-mot3300 (XCFLAGS): Disable native assembler's jump - optimization for expr.o and cp/decl.o. - -Sat Oct 26 14:04:09 1996 Ben Harris <bjh21@cam.ac.uk> - - * m68k.c (output_function_prologue): Add REGISTER_PREFIX to stack - probe instruction. - -Sat Oct 26 13:59:05 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * explow.c (allocate_dynamic_stack_space): Delete reference to - nonexistent macro ALLOCATE_OUTGOING_ARGS. - - * next.h (CPP_PREDEFINES): Add -D_NEXT_SOURCE. - -Sat Oct 26 13:50:49 1996 Mark Mitchell (mitchell@centerline.com) - - * configure (i486-ncr-sysv4*): Use i386/sysv4gdb if stabs and gas. - -Sat Oct 26 12:20:35 1996 John F. Carr <jfc@mit.edu> - - * configure: Support --with-cpu=* for SPARC. Or target default - values instead of adding them. - * sparc.c (cpu_default): Add entries for v8 and supersparc. - * sparc.h: Define TARGET_CPU values for v8 and supersparc. - -Sat Oct 26 11:38:01 1996 Kamil Iskra <iskra@student.uci.agh.edu.pl> - - * collect2.c (dump_file): Call fclose for opened files. - -Sat Oct 26 11:29:29 1996 J"orn Rennecke (amylaar@cygnus.co.uk) - - * jump.c (jump_optimize): Fix second error in last change. - - * svr3.h: Fix typo which makes comment text be non-comment. - -Fri Oct 25 16:18:39 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/t-winnt (LIBGCC1): Don't build libgcc1. - (EXTRA_PARTS): Build crti.o, crtn.o. - (stmp-crt): Remove old multilib support. - -Thu Oct 24 15:09:14 1996 Jim Wilson <wilson@cygnus.com> - - * fold-const.c (make_range, case PLUS_EXPR): Normalize an unsigned - range that wraps around 0. - -Thu Oct 24 14:37:17 1996 Ian Lance Taylor <ian@cygnus.com> - - * mips.md: Change predicates for 64 bit arithmetic operations - so that they accept sign extended registers as operands. - (extendsidi2): Accept hi or lo as input. - * mips.c (movdi_operand, se_register_operand, - se_reg_or_0_operand, se_uns_arith_operand, se_arith_operand, - se_nonmemory_operand, se_nonimmediate_operand): New functions. - (mips_move_2words): Handle a SIGN_EXTEND source. - (print_operand): Handle a SIGN_EXTEND operand. - (mips_secondary_reload_class): Handle a SIGN_EXTEND rtx. - * mips.h: Declare new mips.c functions. - (PREDICATE_CODES): Add new functions. - -Thu Oct 24 07:41:14 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * fold-const.c (make_range, comparison cases): When making range - for unsigned to merge in, use full range. - - * stor-layout.c (GET_MODE_ALIGNMENT): Delete definition; duplicate. - -Thu Oct 24 07:28:53 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload1.c (emit_reload_insns): Check for second_reloadreg - in SECONDARY_OUTPUT_RELOAD_CLASS / PRESERVE_DEATH_INFO_REGNO_P case. - -Wed Oct 23 14:27:43 1996 Mike Stump <mrs@cygnus.com> - - * crtstuff.c (__do_global_dtors_aux): Allow finalization code to - be run more than once. - * libgcc2.c (__do_global_dtors): Ditto. - -Wed Oct 23 20:42:23 1996 Joern Rennecke <amylaar@cygnus.co.uk> - - * sh.c (dump_table): handle SFmode and DFmode. - (broken_move): handle simple PARALLEL. - (machine_dependent_reorg, pc-relative move generation): Likewise. - * sh.h (CONST_DOUBLE_OK_FOR_LETTER_P): always true for 'F' . - (LEGITIMATE_CONSTANT_P): accept SFmode and DFmode. - * sh.md (movdf_k, movsf_i, movsf_ie): new alternative for - pc-relative load. - (movsf_ieq): new define_insn with matching define_split. - (movsf): use it where appropriate. - (consttable_sf, consttable_df): new define_insns. - -Wed Oct 23 17:48:32 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * svr4.h (MAKE_DECL_ONE_ONLY): Fix typo in use of macro parameter. - -Wed Oct 23 17:46:13 1996 Pat Rankin <rankin@eql.caltech.edu> - - * cexp.y (yylex): Cast string literal to U_CHAR* for lookup() call. - -Wed Oct 23 14:50:04 1996 Jason Merrill <jason@yorick.cygnus.com> - - * stmt.c (expand_return): Expand cleanups. Make sure we get pseudo - and provide target in non-BLKmode case. Get proper return type of fn. - -Wed Oct 23 14:16:06 1996 Ian Lance Taylor <ian@cygnus.com> - - * reload.c (find_reloads): Handle any unary operator. - * recog.c (constrain_operands): Likewise. - - * mips.md: Remove extendsidi2 define_expand. - Rename extendsidi2_internal define_insn to extendsidi2, and add a - register to register case. - -Wed Oct 23 14:08:31 1996 Jim Wilson <wilson@cygnus.com> - - * a29k.c (a29k_makes_calls): New global variable. - (compute_regstack_size, a29k_compute_reg_names): New functions. - (output_prolog): Much code moved to two new functions. - Use a29k_makes_calls instead of makes_calls. - * a29k.h (ASM_DECLARE_FUNCTION_NAME): Call a29k_compute_reg_names. - - * calls.c (expand_call): In target code, move PARALLEL case above - target != case. - - * mips.c (block_move_load_store, block_move_sequence): Delete. - (block_move_loop): New parameter orig_dest. Call change_address to - create new MEM instead of gen_rtx. - (expand_block_move): New local orig_dest. Pass it to block_move_loop. - Call change_address to create new MEM instead of gen_rtx. - -Wed Oct 23 10:30:32 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * loop.c (combine_givs): When combining a DEST_REG giv with its - only use, always set the benefit of the combined giv to that of - the DEST_REG giv. - - * emit-rtl (gen_lowpart_common): When converting a floating - point value into an integer, use WORD as (first) word. - - * combine.c (can_combine_p): When SMALL_REGISTER_CLASSES is defined, - avoid substituting a return register into I3. - - * optabs.c (emit_libcall_block): Before adding an REG_EQUAL note, - check that it will really apply to a single instruction. - (expand_binop, expand_fix): Likewise. - -Wed Oct 23 10:20:52 1996 Stephen L Moshier (moshier@world.std.com) - - * real.c (exact_real_inverse): New function, if REAL_ARITHMETIC. - * fold-const.c (exact_real_inverse): Likewise, if no REAL_ARITHMETIC. - (fold, case RDIV_EXPR): Turn divide by constant into multiplication - by the reciprocal, if optimizing and result is exact. - * real.h (exact_real_inverse): Declare. - -Wed Oct 23 00:12:52 1996 Torbjorn Granlund <tege@nada.kth.se> - - * expr.h (emit_store_flag_force): Declare. - -Tue Oct 22 18:32:20 1996 Jim Wilson <wilson@cygnus.com> - - * unroll.c (unroll_loop): Always reject loops with unbalanced blocks. - -Tue Oct 22 18:27:06 1996 Ian Lance Taylor <ian@cygnus.com> - - * config/fp-bit.c (float_to_usi): Correct thinko: avoid negative shift. - (df_to_sf): Remember any discarded nonzero bits in the low order - guard bit. - - * ginclude/va-mips.h: Add support for -mips1 and -msoft-float when - using -mabi=eabi. - * mips/abi64.h (SETUP_INCOMING_VARARGS): When MIPS EABI, handle - TARGET_SINGLE_FLOAT or ! TARGET_FLOAT64 correctly when saving - floating point registers to the stack. - * mips/mips.c (mips_function_value): If TARGET_SINGLE_FLOAT, use - GP_RETURN for floating point types larger than 4 bytes. - -Tue Oct 22 09:43:49 1996 Geoffrey Noer <noer@cygnus.com> - - * rs6000/cygwin32.h (LIB_SPEC): Add -lkernel32 all of the time, - and {user,gdi,comdlg}32 if -mwindows. - -Tue Oct 22 05:24:05 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (scope_die_for): Don't skip lexical blocks. - (gen_lexical_block_die): Call push_decl_scope. - (gen_subprogram_die): Never refer to the function symbol. - (dwarfout_begin_prologue): Likewise. - -Mon Oct 21 20:22:49 1996 Torbjorn Granlund <tege@nada.kth.se> - - * expmed.c (emit_store_flag_force): New function. - * optabs.c (expand_binop): Use it. - - * expr.c (do_store_flag): Don't check if target is 0 in code - emitting store flag as compare-branch. - -Mon Oct 21 17:58:33 1996 Ian Lance Taylor <ian@cygnus.com> - - * mips.c (override_options): Correct typo (MASK_64BIT should - have been TARGET_64BIT). - -Mon Oct 21 13:58:54 1996 Jim Wilson <wilson@cygnus.com> - - * unroll.c (loop_comparison_code): New static variable. - (unroll_loop): Add check for loop_comparison_code - (loop_iterations): Set loop_comparison_code. - - * sh.c (gen_shl_sext): Add missing parameter to shl_sext_kind call. - - * mips.h (INITIAL_FRAME_POINTER_OFFSET): Delete. - - * loop.c (strength_reduce): Add check for ! bl->reversed to - auto_inc_opt code. - -Mon Oct 21 12:28:15 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * jump.c (jump_optimize): Fix bug in Oct. 14 change. - -Mon Oct 21 07:59:16 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (store_expr): Disable optimization of using convert - if exp's type is a subtype. - - * c-typeck.c (build_array_ref): If -Wchar-subscripts, also warn - in case when pointer is being indexed. - -Mon Oct 21 07:39:31 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * jump.c (jump_optimize): Use emit_store_flag even if branches - are cheap, if the store is even cheaper. - -Sun Oct 20 20:01:09 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * reload1.c (reload_reg_free_p, reloads_conflict): RELOAD_OTHER - and RELOAD_FOR_OTHER_ADDRESS conflict. - - * i386.md (ffs[sh]i2): Add missing CC_STATUS_INIT. - -Fri Oct 18 13:32:13 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.md (float conversion insns): Generate correct code - if the bit 15 of rs6000_fpmem_offset is nonzero. - -Thu Oct 17 23:22:03 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarfout.c (data_member_location_attribute): Support binfos. - (output_inheritance_die): New fn. - (output_type): Use it. - - * dwarf2out.c (value_format): Split out from... - (output_value_format): Here. - (build_abbrev_table): Use value_format. - (size_of_locs): New fn. - (size_of_die): Don't assume a loc needs a 2-byte length. - (value_format, output_die): Likewise. - -Thu Oct 17 14:46:14 1996 Ian Lance Taylor <ian@cygnus.com> - - * mips.c (override_options): In 64 bit EABI mode, set TARGET_LONG64. - -Thu Oct 17 11:34:51 1996 Bob Manson <manson@cygnus.com> - - * expr.c (do_jump): Conditionalize cleanups for the COND_EXPR case, - similarly to the way TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR are - handled. - -Thu Oct 17 01:20:16 1996 Jim Wilson <wilson@cygnus.com> - - * m68k.h (MASK_68040_ALSO): New macro. - (TARGET_SWITCHES): Option -m68020-40 includes MASK_68040_ALSO. - -Wed Oct 16 16:25:38 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (scope_die_for): Also support decls, add asserts. - (modified_type_die): Modified types all go under comp_unit_die. - (add_type_attribute): Just pass context_die through. - (various): Revert useless lookup_type_die change. - (gen_subprogram_die): Use scope_die_for. Call push_decl_scope. - (gen_inlined_subroutine_die): Call push_decl_scope. - (gen_struct_or_union_type_die): Likewise. - (gen_decl_die): Don't call push_decl_scope. - - * mips/iris6.h (*_SPEC): Replace enumeration of !mabi= with !mabi*. - (ASM_OUTPUT_{CON,DE}STRUCTOR): Enable. - (STARTFILE_SPEC): Support -mips4, -shared. - (ENDFILE_SPEC): Likewise. - (LIB_SPEC): Support -shared, avoid warning 84. - (LIBGCC_SPEC): Define. - (LINK_SPEC): Support -shared, remove -woff 84. - * mips/t-iris6 (EXTRA_PARTS): Add crtstuff. - * crtstuff.c: Support Irix 6. - * configure: Don't use collect2 for Irix 6. - * libgcc2.c (__main): Don't use any of this stuff if HAS_INIT_SECTION. - -Wed Oct 16 11:46:37 1996 Mike Stump <mrs@cygnus.com> - - * elxsi.h (CHECK_FLOAT_VALUE): Removed. - -Wed Oct 16 14:19:38 1996 Jim Wilson <wilson@cygnus.com> - - * iris6.h (CPP_PREDEFINES): Add -D_LONGLONG. - (CPP_SPECS): Remove -D_LONGLONG. - -Wed Oct 16 03:34:42 1996 Torbjorn Granlund <tege@nada.kth.se> - - * i386.md (parallel inc/dec and branch-if-zero/nonzero): New patterns. - -Tue Oct 15 22:28:11 1996 Ian Lance Taylor <ian@cygnus.com> - - * mips.h (enum mips_abi_type): Add ABI_EABI. - (CPP_SPEC): Define __mips_soft_float if -msoft-float, and - __mips_eabi if -mabi=eabi. - (INITIAL_ELIMINATION_OFFSET, CUMULATIVE_ARGS, - GO_IF_LEGITIMATE_ADDRESS, CONSTANT_ADDRESS_P, LEGITIMATE_CONSTANT, - LEGITIMIZE_ADDRESS): Add support for MIPS EABI. - * mips/abi64.h (STACK_BOUNDARY, MIPS_STACK_ALIGN, - FUNCTION_ARG_PADDING, RETURN_IN_MEMORY, SETUP_INCOMING_VARARGS): - Add support for MIPS EABI. - (FUNCTION_ARG_PASS_BY_REFERENCE): Define. - (FUNCTION_ARG_CALLEE_COPIES): Define. - * mips.c (mips_const_double_ok, function_arg_advance, - function_arg, function_arg_partial_nregs, override_options, - compute_frame_size): Add support for MIPS EABI. - (function_arg_pass_by_reference): New function. - * ginclude/va-mips.h: Add support for MIPS EABI. - -Tue Oct 15 19:10:08 1996 Jason Merrill <jason@yorick.cygnus.com> - - * toplev.c (rest_of_type_compilation): Don't write out - DWARF for function-scope types yet. - (compile_file): Do send vars with no RTL to the DWARF code. - -Tue Oct 15 17:54:43 1996 Doug Evans <dje@cygnus.com> - - * loop.c (strength_reduce): Avoid taking PATTERN of a label. - -Tue Oct 15 16:52:33 1996 Ian Lance Taylor <ian@cygnus.com> - - * mips/iris6.h: (SUBTARGET_CPP_SIZE_SPEC): Define. - (SUBTARGET_CPP_SPEC): Remove definitions of __SIZE_TYPE__ and - __PTRDIFF_TYPE__, now in SUBTARGET_CPP_SIZE_SPEC. - -Tue Oct 15 11:19:17 1996 Lee Iverson <leei@Canada.AI.SRI.COM> - - * mips.h (CPP_SPEC): Restore -D_LANGUAGE_C for Objective-C. - -Mon Oct 14 18:03:35 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (gen_decl_die): Do generate dies for classes with -g1. - (dwarfout_file_scope_decl): Likewise. - -Mon Oct 14 16:31:44 1996 Joern Rennecke <amylaar@cygnus.co.uk> - - * jump.c (jump_optimize): Check for if (...) { x = a; goto l; } x = b; - -Mon Oct 14 14:19:49 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (modified_type_die): Don't bother with AT_address_class. - (add_data_member_location_attribute): Handle getting a binfo. - (add_location_or_const_value_attribute): Handle a decl with no RTL. - (add_pure_or_virtual_attribute): Add AT_vtable_elem_location. - (add_name_and_src_coords_attributes): Only use DECL_ASSEMBLER_NAME - for staticp things. - (gen_subprogram_die): Set up AT_inline for abstract decls. - (gen_inheritance_die): New fn. - (gen_member_die): Also emit info for base classes. - -Sat Oct 12 00:07:00 1996 Doug Evans <dje@cygnus.com> - - * fold-const.c (make_range): Handle NULL operand 0 like in BIND_EXPRs. - -Fri Oct 11 15:42:22 1996 Jason Merrill <jason@yorick.cygnus.com> - - * toplev.c (rest_of_compilation): If we did a - save_for_inline_copying, reset DECL_ABSTRACT_ORIGIN for the - function when we're done. - - * toplev.c (main): DWARF works with C++ now. - - * dwarf2out.c (gen_subprogram_die): Disable MIPS_AT_has_inline - support for now. - -Fri Oct 11 14:31:10 1996 Torbjorn Granlund <tege@nada.kth.se> - - * dwarfout.c: (output_bound_representation): Fix typo in prototype. - -Fri Oct 11 12:19:21 1996 Ian Lance Taylor <ian@cygnus.com> - - * mips.h ({,SUBTARGET_}MIPS_AS_ASM_SPEC): Define. - ({GAS,TARGET,SUBTARGET}_ASM_SPEC): Define. - (SUBTARGET_ASM_{OPTIMIZING,DEBUGGING}_SPEC): Define. - (ASM_SPEC): Rewrite to use above specs. - (SUBTARGET_CPP{,_SIZE}_SPEC): Define. - (CPP_SPEC): Use above specs. Don't define _LANGUAGE_C if C++ or - Objective-C. - ({,SUBTARGET_}EXTRA_SPECS): Define. - * mips/dec-bsd.h ({CPP,ASM}_SPEC): Don't define. - * mips/dec-osf1.h (CPP_SPEC): Don't define. - (SUBTARGET_CPP_SIZE_SPEC): Define. - * mips/elf64.h (CPP_SPEC): Don't define. - (SUBTARGET_CPP_SPEC): Define. - * mips/gnu.h (TARGET_DEFAULT): Define. - (ASM_SPEC): Don't define. - * mips/iris3.h (CPP_SPEC): Don't define. - (SUBTARGET_CPP_SPEC): Define. - * mips/iris4loser.h (ASM_SPEC): Don't define. - (SUBTARGET_MIPS_AS_ASM_SPEC): Define. - (SUBTARGET_ASM_OPTIMIZING_SPEC): Define. - * mips/iris5.h (CPP_SPEC): Don't define. - (SUBTARGET_CPP_SPEC): Define. - * mips/iris6.h ({CPP,ASM}_SPEC): Don't define. - (SUBTARGET_{CPP,ASM,MIPS_AS_ASM,ASM_DEBUGGING}_SPEC): Define. - * mips/netbsd.h ({CPP,ASM}_SPEC): Don't define. - (SUBTARGET_CPP_SPEC): Define. - * mips/osfrose.h ({CPP,ASM,ASM_FINAL}_SPEC): Don't define. - (SUBTARGET_CPP{,_SIZE}_SPEC): Define. - * mips/sni-svr4.h (CPP_SPEC): Don't define. - (SUBTARGET_CPP_SIZE_SPEC): Define. - -Thu Oct 10 17:58:49 1996 Jason Merrill <jason@yorick.cygnus.com> - - * mips/iris6.h (ASM_OUTPUT_SECTION_NAME): Define. - (DWARF_OFFSET_SIZE): Define. - - * dwarf2out.c (most everywhere): Support SGI/MIPS -mabi=64 by fixing - code which assumed pointers are 4 bytes long, parameterizing many - sizes on DWARF_OFFSET_SIZE and using DELTA instead of DELTA4, - DATA instead of DATA4, FORM_ref instead of FORM_ref4. - (DWARF_ROUND, UNALIGNED_DOUBLE_INT_ASM_OP): New macros. - (UNALIGNED_WORD_ASM_OP, ASM_OUTPUT_DWARF_DELTA): Likewise. - (ASM_OUTPUT_DWARF_DATA, DW_FORM_data, DW_FORM_ref): New macros. - (gen_variable_die): Only equate_decl_number_to_die if - decl is TREE_STATIC. - (get_AT): Fix thinko. - - * dwarf2out.c (constant_size): New fn. - (size_of_die): Use it instead of assuming 4 bytes. - (output_value_format, output_die): Likewise. - (build_abbrev_table): Need new abbrev if size of constant differs. - (dwarf_attr_name): Add new SGI/MIPS extensions. - (gen_subprogram_die): Support DW_AT_MIPS_has_inlines. - (gen_inlined_subroutine_die): Likewise. - -Thu Oct 10 16:38:58 1996 Ian Lance Taylor <ian@cygnus.com> - - * mips.md (mov[sd]fcc): Use register_operand, not reg_or_0_operand, - for source predicates. - -Thu Oct 10 15:19:38 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.md (floatsidf2_load): For large stack frames, do not - generate an illegal memory reference. - (movdi, movdf define_splits): Fix code so that it works for either - big or little endian hosts generating code for either big or - little endian targets. - - (from Jim Wilson) - * rs6000.c (rs6000_save_toc_p): Delete global variable. - (rs6000_{save,restore}_machine_status): Do not save/restore it. - (rs6000_init_expanders): Do not initialize it. - (rs6000_stack_info): Always create TOC save space. - - * rs6000.md (NT indirect call insns): Do not set - rs6000_save_toc_p. - - * rs6000.h (rs6000_save_toc_p): Delete declaration. - -Wed Oct 9 18:06:54 1996 Ian Lance Taylor <ian@cygnus.com> - - * mips.h (EMPTY_FIELD_BOUNDARY): Define as 32. - * mips/abi64.h (EMPTY_FIELD_BOUNDARY): Don't define. - - * mips/abi64.h (TARGET_DEFAULT, TARGET_LONG64, CPP_PREDEFINES, - CPP_SPEC): Move from here... - * mips/iris6.h: ...to here. - -Wed Oct 9 16:43:51 1996 Jim Wilson <wilson@cygnus.com> - - * configure (i[3456]86-dg-dgux): Use install-headers-cpio. - - * expr.c (store_constructor): Delete unnecessary increment. - -Wed Oct 9 16:29:22 1996 Gavin Koch <gavin@cetus.cygnus.com> - - * cccp.c (do_include): Treat ENOTDIR like ENOENT when an open fails. - -Wed Oct 9 16:26:57 1996 Paul Eggert <eggert@twinsun.com> - - * gcc.c (default_compilers): -ansi no longer implies -$ to cpp. - * c-lex.c (yylex): Treat `$' just like `_', except issue a - diagnostic if !dollars_in_ident or if pedantic. - * c-decl.c (dollars_in_ident): DOLLARS_IN_IDENTIFIERS is now Boolean. - (c_decode_option): -fdollars-in-identifiers is now independent - of -ansi, of -traditional, and of DOLLARS_IN_IDENTIFIERS. - * cexp.y (initialize_random_junk): Ignore DOLLARS_IN_IDENTIFIERS. - * cccp.c (dollars_in_ident): Remove; replaced by is_idchar['$']. - (main): Initialize is_idchar and is_idstart directly when given -$. - Ignore DOLLARS_IN_IDENTIFIERS. - (rescan): Diagnose $ in identifier if pedantic. - (initialize_char_syntax): Assume $ is allowed in identifier; - `main' will change this if -$ is given. - * cpplib.h (DOLLARS_IN_IDENTIFIERS): Remove. - * cpplib.c (cpp_options_init): Ignore DOLLARS_IN_IDENTIFIERS. - (parse_name): Diagnose $ in identifier if pedantic. - (cpp_handle_options): -traditional no longer messes with - dollars_in_ident. - * i386/dgux.h, m68k/apollo68.h (DOLLARS_IN_IDENTIFIERS): Remove. - * m88k.h, mips.h, nextstep.h, pa.h (DOLLARS_IN_IDENTIFIERS): Remove. - * vax/ultrix.h, vax/vms.h (DOLLARS_IN_IDENTIFIERS): Remove. - * convex.h (OVERRIDE_OPTIONS): Don't need to set - dollars_in_ident any more, since -ansi doesn't change it. - -Wed Oct 9 07:35:47 1996 Doug Evans <dje@cygnus.com> - - * Allow prefix attributes in more places. - * c-parse.in: Update number of shift/reduce conflicts. - ({typed_declspecs,reserved_declspecs,declmods}_no_prefix_attr): New. - (current_declspecs): Initialize to NULL_TREE. - (fndef): Pass current_declspecs, not $1, to start_function. - (old_style_parm_decls): Renamed from xdecls. - (datadecl, declmods): Add references to new rules. - (setspecs): Call split_specs_attrs. - (absdcl1): Remove case with setattrs. - * c-common.c (split_specs_attrs): New function. - -Wed Oct 9 05:48:43 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * sdbout.c: Include defaults.h. - * Makefile.in (sdbout.o): Make dependency list match included files. - - * fold-const.c (range_test): Function deleted. - (range_binop, make_range, build_range_check): New functions. - (merge_ranges, fold_range_test): Likewise. - (fold_truthop): No longer call range_test. - (fold, case TRUTH_{AND,OR}{,IF}_EXPR): Call fold_range_test. - -Tue Oct 8 22:03:32 1996 Torbjorn Granlund <tege@nada.kth.se> - - * configure: Set cpu_type for pyramid. - -Tue Oct 8 21:54:04 1996 Jason Merrill <jason@yorick.cygnus.com> - - * final.c (final_start_function): Call dwarfout_begin_prologue. - - * dwarf2out.c (pubname_*, arange_*): New data for .debug_pubnames - and .debug_aranges sections. - (add_pubname): New fn. - (size_of_pubnames): Reimplement. - (output_pubnames): Likewise. - (add_arange): New fn. - (size_of_aranges): Include function sections. - (output_aranges): Likewise. - (gen_variable_die): Call add_pubname. - (add_name_and_src_coords_attributes): Use DECL_ASSEMBLER_NAME for now. - (decl_start_label): Renamed from function_start_label. - (gen_subprogram_die): If weak or one_only, use a local label for - AT_low_pc. Call add_pubname and add_arange. - (dwarfout_begin_prologue): New fn. Start up FDE here. - (dwarfout_begin_function): Not here. - (get_AT): Split out. Look in specification and abstract_origin DIEs. - (get_AT_low_pc, get_AT_string, get_AT_flag, get_AT_unsigned, - get_AT_hi_pc): Use it. - (dwarfout_finish): Variables can produce pubnames, too. - -Tue Oct 8 19:35:40 1996 Torbjorn Granlund <tege@nada.kth.se> - - * m88k/dgux.h (CPP_SPEC): Avoid newline in the string. - - * final.c (final): Update insn_current_address before calling - final_scan_insn. - -Tue Oct 8 17:52:02 1996 Jim Wilson <wilson@cygnus.com> - - * unroll.c (unroll_loops): Set local_regno only if set_dominates_use - returns true. - (set_dominates_use): New function. - -Tue Oct 8 16:01:37 1996 Doug Evans <dje@cygnus.com> - - * c-typeck.c (decl_constant_value): Delete test for ! TREE_PUBLIC. - -Tue Oct 8 10:36:44 1996 Jeffrey A Law (law@cygnus.com) - - * pa.c (hppa_legitimize_address): Remove test code accidentally left - in during last change. - -Mon Oct 7 19:55:02 1996 Jim Wilson <wilson@cygnus.com> - - * sched.c (schedule_block): Before scheduling, add code to make all - call used regs not fixed or global live when we see a CALL_INSN. - During scheduling, change existing code to use same test. - - * varasm.c (bss_section): Delete unused parameters. - -Mon Oct 7 16:24:21 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2.h: Add new SGI/MIPS attributes. - - * dwarf2out.c (*_separate_line_info_*): Parallel line number - information for functions defined in sections other than .text. - (size_of_line_info): Support it. - (output_line_info, dwarfout_line): Likewise. - (gen_compile_unit_die): Don't add high/low_pc or stmt_list - attributes here. - (dwarfout_finish): Add them here if appropriate. - (remove_AT): Free removed attribute properly. - (gen_type_die): Don't assume a nested type is complete. - (dwarfout_finish): Don't emit line info if it would be empty. - - * dwarfout.c (output_block): Don't emit a DIE for a body block. - (output_decls_for_scope): Don't increment next_block_number for the - outer block. - (output_decl): Start from the outer block, not - the first inner block since there can be more than one in C++. - (type_tag): Handle C++ TYPE_NAME. - (output_type): Fix handling of TYPE_METHODS. - (output_decl): Don't output a DIE for artificial typedefs. - -Mon Oct 7 15:47:29 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.md (movdi define_splits): Fix previous change to work - on both little and big endian hosts. - -Sun Oct 6 16:52:34 1996 Jeffrey A Law (law@cygnus.com) - - * pa.h (combinable_fsub): Don't return without a value. - -Sun Oct 6 14:05:39 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.md (mov{df,di} define_splits): Use split_double to - properly split CONST_DOUBLEs. - (movdi): Likewise. - -Sat Oct 5 08:43:14 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * i386/cygwin32.h (LIB_SPEC): Add support for -mwindows. - Always pass -lkernel32. - (LIBGCC_SPEC): Don't delete. - (STARTFILE_SPEC): Remove always-true conditionalization. - (LONG_DOUBLE_TYPE_SIZE): Use default. - -Fri Oct 4 17:22:53 1996 Jason Merrill <jason@yorick.cygnus.com> - - * toplev.c (rest_of_type_compilation): Don't emit DWARF for member - types of a type we haven't emitted yet. - (compile_file): Still emit DWARF for pending tagged types. - - * final.c (final_scan_insn): Do emit DWARF labels for level 1 blocks. - - * dwarf2out.c (gen_subprogram_die): Start from the outer block, not - the first inner block since there can be more than one in C++. - (gen_lexical_block_die): Keep track of the block depth. - (gen_block_die): Don't emit a DIE for a body block. - (gen_inlined_subroutine_die): Don't emit anything for an - abstract instance. - (decls_for_scope): Don't increment next_block_number for the - outer block. - -Fri Oct 4 15:27:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.h (PRESERVE_DEATH_INFO_REGNO_P): Define. - - * sh.c (sfunc_uses_reg): New function. - (noncall_uses_reg, machine_dependent_reorg, final_prescan_insn): - Handle special functions like function calls for purposes of relaxing. - (noncall_uses_reg): Added some missing cases of registers - being used in non-call instructions. - -Fri Oct 4 10:51:40 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c: Tear out backchaining brain damage. - (remove_AT, remove_children): New functions. - (modified_type_die): Call gen_type_die instead of backchaining. - (gen_subprogram_die): Don't generate a new specification DIE for - member functions defined in the class; use the declaration DIE instead. - (gen_struct_or_union_type_die): Support DW_AT_declaration. - (gen_type_die): Don't set TREE_ASM_WRITTEN on incomplete structs. - (gen_decl_die): Revert previous change; it's much simpler to emit - the class from rest_of_type_compilation. - -Fri Oct 4 09:54:21 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * Make sure we have enough registers for the insns we recognize. - * i386.h (flag_omit_frame_pointer, outer_function_chain): Declare. - (current_function_calls_alloca): Likewise - (rtx_equal_function_value_matters): Likewise - (N_REGS_USED, N_ALLOCATABLE_REGISTERS): Define. - - * i386.md (adddi3_1, subdi3_1): Insns renamed from adddi3 and subdi3; - added missing earlyclobbers. - (adddi3_1): Removed duplicates from commutativity. - (adddi3, subdi3): New define_expands. - (movsf, movsf_mem, movsf_normal, movdf, movdf_mem , movdf_mem+1): Take - number of used vs. available registers into account. - (movxf, movxf_mem, movxf_mem+1, addsidi3_1, addsidi3_2): Likewise. - (adddi3_1, subsidi3, subdi3_1): Likewise. - (addsidi3_1, addsidi3_2, subsidi3): Need no generate function. - - * i386.c (asm_output_function_prefix): Don't use - ASM_DECLARE_FUNCTION_NAME if it is not defined. - -Fri Oct 4 07:01:55 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * stor-layout.c (layout_decl): Don't turn off DECL_BIT_FIELD - if DECL's alignment is less than its type. - -Thu Oct 3 19:42:30 1996 Jason Merrill <jason@yorick.cygnus.com> - - * toplev.c (rest_of_type_compilation): Also do this for DWARF. - (compile_file): Don't try to write out DWARF for vars with no RTL. - -Thu Oct 3 18:31:28 1996 Doug Evans <dje@cygnus.com> - - * ginclude/{stdarg.h,varargs.h}: Use #include "", not #include <>. - -Wed Oct 2 17:29:53 1996 Ian Lance Taylor <ian@cygnus.com> - - * fixincludes: Add a hack to the big sed script to work around a - bug in the sed implementation on HP/UX 10.20. - -Wed Oct 2 16:53:56 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (modified_type_die): Don't generate redundant DIEs. - (gen_{array,pointer,reference,ptr_to_mbr}_type_die): Likewise. - (gen_{subroutine,string,set}_type_die): Likewise. - - * dwarf2out.c: Undo text_end_label, add_src_coords changes. - (addr_const_to_string): Fix typos. - (decl_class_context, get_AT_unsigned): New functions. - (gen_subprogram_die): Only emit src coords info for a specification - if they changed. - (gen_variable_die): Support DW_AT_declaration and DW_AT_specification. - (gen_decl_die): Avoid generating redundant DIEs for member functions - and variables. - -Wed Oct 2 11:22:50 1996 Jeffrey A Law (law@cygnus.com) - - * pa.h (EXTRA_CONSTRAINT): Loosen conditions for match of - 'Q' and 'T' while reload is running. - * pa.c (hppa_legitimize_address): Rework to generate more - indexed and scaled indexed addressing. - * pa.md (scaled indexed store): Add define_splits to undo - pessimizations created by hppa_legitimize_address for integer stores. - - * pa.c (remove_useless_addtr_insns): New function. - (pa_reorg): Delete code to remove useless add,tr insns. - Instead call remove_useless_addtr_insns. - (output_function_prologue): Call remove_useless_addtr_insns - to catch any add,tr insns created by reorg. - - * pa.c (secondary_reload_class): Remove duplicate/useless code. - - * pa.h (PARSE_LDD_OUTPUT): Handle output from hpux10.20 "chatr". - -Tue Oct 1 17:23:32 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (text_end_label): New static. - (size_of_line_info): The final entry is smaller. - (output_aranges): Use TEXT_SECTION instead of TEXT_BEGIN_LABEL and - text_end_label instead of TEXT_END_LABEL. - (gen_compile_unit_die): Likewise. - (output_line_info): Likewise. Use a fixed advance for the last entry. - (dwarfout_init): Don't output starting labels. - (dwarfout_finish): Set up text_end_label. Don't output ending labels. - - (add_pure_or_virtual_attribute): Don't say pure virtual for now. - (type_tag): Handle C++ TYPE_NAME. - (gen_formal_parameter_die): Support DW_AT_artificial. - (gen_formal_types_die): Do emit the type for 'this'. - (gen_member_die): Fix handling of TYPE_METHODS. - (gen_decl_die): Do output a DIE for member function declarations. - Don't output a DIE for artificial typedefs. - - (add_member_attribute): Remove, not in DWARF-II. - (gen_array_type_die): Remove ref to add_member_attribute. - (gen_set_type_die, gen_entry_point_die, gen_enumeration_type_die, - gen_subprogram_die, gen_variable_die, gen_field_die, - gen_pointer_type_die, gen_reference_type_die, gen_ptr_to_mbr_type_die, - gen_string_type_die, gen_struct_or_union_type_die, - gen_subroutine_type_die, gen_typedef_die): Likewise. - - (get_AT_flag): New fn. - (add_src_coords_attributes): Split out... - (add_name_and_src_coords_attributes): From here. - (gen_subprogram_die): Support DW_AT_declaration and - DW_AT_specification. - - (gen_compile_unit_die): Don't emit full pathname for source file; - comment claimed that SGI required it, but they don't emit it either. - Append -g to producer rather than replacing it. - -Tue Oct 1 14:19:23 1996 Jim Wilson <wilson@cygnus.com> - - * gcc.c (used_arg): When call xmalloc for mswitches, pass 1 if - n_switches is zero. - -Mon Sep 30 17:46:26 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (gen_shl_and, gen_shl_sext): Use gen_lowpart to - generate rtx in the appropriate mode for zero/sign-extension. - Don't generate a zero bit shift. - (gen_shl_sext) Directly use gen_ashift instead of gen_ashrsi3. - -Mon Sep 30 17:17:56 1996 Ian Lance Taylor <ian@cygnus.com> - - * fixinc.svr4: In math.h, redefine exception to __math_exception - for C++, to avoid conflict with <exception>. - * fixincludes: Likewise. - Fix check for class in math.h to not match fp_class. - -Mon Sep 30 17:15:19 1996 Jim Wilson <wilson@cygnus.com> - - * iris6.h (ASM_SPEC): Add -w. - (STARTFILE_SPEC): Add mips3 to n32 pathnames. - Add -L/usr/lib32/mips for n32 cases. - (ENDFILE_SPEC): Add mips3 to n32 pathnames. - -Mon Sep 30 13:20:31 1996 Ian Lance Taylor <ian@cygnus.com> - - * genopinit.c (gen_insn): Look through the modes in reverse order, - to avoid stopping early on CC when EXTRA_CC_MODES is used. - - * fixincludes: Add extern "C" to <sys/mman.h> on HP/UX. - -Sun Sep 29 12:39:18 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * c-typeck.c (pointer_diff): Do not do default conversions when - doing the minus expression, in case restype is a short type. - -Sun Sep 29 11:22:10 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * tree.c (build_complex): Add new argument, TYPE. - * tree.h (build_complex): Likewise. - * c-lex.c (yylex): Add new arg, TYPE, to call to build_complex. - * fold-const.c (const_binop): Likewise. - (fold, case CONJ_EXPR, COMPLEX_EXPR): Likewise. - * varasm.c (copy_constant, case COMPLEX_CST): Likewise. - * expr.c (expand_expr, case COMPONENT_REF): Don't try to directly - load a complex. - * recog.c (register_operand): Don't reject subreg of complex mode. - * emit-rtl.c (mark_user_reg): New function. - * function.c (assign_parms): Use it. - * stmt.c (expand_decl): Likewise, and simplify code. - - * tree.c (contains_placeholder): Return 1 for PLACEHOLDER_EXPR. - - * expr.c (store_expr): memset/bzero gets ptr_mode, not Pmode. - - * stmt.c (expand_asm_operands): Fix errors in previous patches. - - * x-linux: Simplify, but ensure headers aren't changed. - - * getpwd.c: No longer include direct.h for _WIN32. - - * configure (i[3456]86-*-isc*): Remove bogus echo. - (m68k-apple-aux*): a-ux.h renamed from aux.h. - (CC): Escape "$" char in "no-symlink" case for bash/cygwin32 bug. - - * Makefile.in (installdirs): Renamed from install-dir. - Create $(prefix) and $(exec_prefix) if doesn't exist. - (install-float): Reflect new name for installdirs. - (install-{common,info,man,libgcc,multilib,libobjc}): Likewise. - (install-{include-dir,assert-h,collect2}): Likewise. - - * reload1.c (gen_reload): Handle SUBREG in PLUS specially too. - Change calls to emit_move_insn to recursive calls. - - * stmt.c (fixup_gotos): When running undefined labels, if no cleanup - actions for this block, don't clear BEFORE_JUMP. - -Fri Sep 27 13:48:21 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * c-decl.c (init_decl_processing): Create short int types before - creating size_t in case a machine description needs to use - unsigned short for size_t. - -Fri Sep 27 12:28:54 1996 Stan Cox <coxs@dg-rtp.dg.com> - - * gcc.c (do_spec_1): Allow -A in %[Spec]. - - * i386.h (CPP_CPU_SPEC): New. Added for defining the submodel. - - * i386.c (asm_output_function_prefix, function_prologue, - ix86_expand_prologue): Make the routine that sets the GOT (when pic - is enabled) a function, to assist debugging. - - * i386.md (gen_prologue_get_pc): Call the function created above. - (divdf3): Added. - - * i386/dgux.h (CPP_PREDEFINES, CPP_SPEC): Reference CPP_CPU_SPEC. - Use svr4 assembler directive .backalign instead of .align. - (align to x bytes if it takes no more than y bytes to do so.) - - * i386/{aix386ng.h,dgux.h} (CPP_SPEC): Use %[cpp_cpu]. - * i386/{freebsd-elf,gas,isc,linux-aout}.h: Likewise. - * i386/{linux-oldld,linux,osfelf,osfrose,sco,sco4}.h: Likewise. - * i386/{sco4dbx,sco5,sol2,sysv3}.h: Likewise. - -Thu Sep 26 17:58:34 1996 Torbjorn Granlund <tege@matematik.su.se> - - * m68k.md (mulsidi3 matcher): Change predicate const_int_operand - to const_sint32_operand. Get rid of bogus range condition. - -Thu Sep 26 17:12:00 1996 Jim Wilson <wilson@cygnus.com> - - * Makefile.in (stmp-int-hdrs): Don't cd to srcdir before copying - header files to objdir. - -Wed Sep 25 21:22:57 1996 Jeffrey A Law (law@cygnus.com) - - * h8300.h (FIRST_PSEUDO_REGISTER, ARG_POINTER_REGNUM): Bump up by one. - (FIXED_REGISTERS): Add entry for MAC register. - (CALL_USED_REGISTERS, REG_ALLOC_ORDER): Likewise. - (HARD_REGNO_NREGS): Handle MAC register. - (HARD_REGNO_MODE_OK, REGNO_OK_FOR_BASE_P, REGISTER_NAMES): Likewise. - (enum reg_class): New MAC_REGS register class. - (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Corresponding changes. - (REG_CLASS_FROM_LETTER): Likewise. - (REGISTER_MOVE_COST): Make copies to/from MAC register expenseive. - (CONDITIONAL_REGISTER_USAGE): Define. - * h8300.md (movsi_h8300hs): Renamed from movsi_h8300h. - Handle moves to/from the MAC register. - (mac): Two new patterns to use the mac instruction. - - * h8300.c (notice_update_cc): Fix CC_SET case. - (restore_compare_p): Remove unused function. - * h8300.md: Handle "set" vs "set_zn_c0" correctly. - (bCC patterns): No longer need to call restore_compare_p. - - * h8300.c (get_shift_alg): Fix HImode ASHIFTRT by 13 or 14 bits. - -Wed Sep 25 18:52:19 1996 Joern Rennecke <amylaar@cygnus.co.uk> - - * sh.md (insv): New pattern. - -Wed Sep 25 16:47:26 1996 Doug Evans <dje@seba.cygnus.com> - - * sparc/t-sunos41 (MULTILIB_{OPTIONS,DIRNAMES,MATCHES}): Create - multilib versions of -fpic and -fPIC. - (TARGET_LIBGCC2_CFLAGS): Comment out. - - * sparc.c (print_operand): Handle new codes H/L. - * sparc.md (lo_sum_di_sp32): Add little endian support. - (adddi3_sp32,subdi3_sp32,mulsidi3_sp32,const_mulsidi3): Likewise. - (umulsidi3_sp32,const_umulsidi3,smacdi,umacdi,anddi3_sp32): Likewise. - (iordi3_sp32,xordi3_sp32,negdi2_sp32): Likewise. - -Wed Sep 25 15:32:35 1996 Jim Wilson <wilson@cygnus.com> - - * expmed.c (store_bit_field): Don't make flag_force_mem disable insv - for memory operands. - - * function.c (instantiate_decl): Always store addr back into x. - -Tue Sep 24 19:37:00 1996 Jim Wilson <wilson@cygnus.com> - - * reload.c (push_secondary_reload): Do strip paradoxical SUBREG - even if reload_class is CLASS_CANNOT_CHANGE_SIZE. Change reload_mode - to mode in SECONDARY_MEMORY_NEEDED and get_secondary_mem calls. - - * reload1.c (emit_reload_insns): For output part of RELOAD_OTHER, - emit after RELOAD_FOR_OUTPUT, in reverse order of reload number, - but not separately. - -Tue Sep 24 18:13:07 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * expr.c (emit_group_load): Allow target to be smaller than source. - -Tue Sep 24 17:40:39 1996 Doug Evans <dje@cygnus.com> - - * m68k/a-ux.h: Renamed from aux.h because of MSDOS. - -Tue Sep 24 08:33:53 1996 David S. Miller (davem@caip.rutgers.edu) - - * tree.c (copy_node): Fix error in last change. - -Tue Sep 24 08:29:03 1996 James G. Smith <jsmith@cygnus.co.uk> - - * gcc.c (used_arg): Fix multilib_matches parsing to not corrupt - entry parameter. - -Tue Sep 24 08:22:18 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * loop.c (get_condition): Use rtx_equal_p to compare rtx. - -Tue Sep 24 08:14:01 1996 Christian Iseli <Christian.Iseli@lslsun.epfl.ch> - - * integrate.c (expand_inline_function): Avoid creating paradoxical - subreg wider than BITS_PER_WORD as inlined function result. - -Tue Sep 24 08:00:15 1996 Paul Eggert <eggert@twinsun.com> - - * cccp.c (struct directive, directive_table, handle_directive): - pass_thru now 1 for #define and 2 for #pragma. - (handle_directive): When deciding whether to suppress comment at end - of directive, ignore tabs and spaces after comment. Remove redundant - limit test. With -dD -C, copy comment when isolating definition. - (skip_to_end_of_comment): With -C, don't copy newline at end - of C++ comment. - - * fixinc.ptx, fixinc.svr4, fixincludes: Insert newlines just before - end of 'sed' command strings if last 'sed' command is 'a' or 'i'. - -Tue Sep 24 07:28:58 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * toplev.c (PREFERRED_DEBUGGING_TYPE): If no debugging formats are - supported, set to NO_DEBUG. - (main): Don't do setting of PREFERRED_DEBUGGING_TYPE here. - -Mon Sep 23 22:45:15 1996 Sean McNeil <sean@mcneil.com> - - * rs6000/vxppc.h, sparc/vxsim.h: New files. - * configure (powerpc-*-vxworks*, sparc-*-vxsim*): New targets. - * objc/objc.h (BOOL): Define BOOL as int for VxWorks. - -Mon Sep 23 21:23:27 1996 Klaus K"ampf (kkaempf@progis.de) - - * explow.c (promote_mode, case REFERENCE_TYPE): New case. - -Mon Sep 23 21:15:43 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * c-decl.c (finish_struct): Check PCC_BITFIELD_TYPE_MATTERS value. - - * dbxout.c (dbxout_symbol): Fix forgotten case in last change: - check DECL_ARTIFICIAL also when using the short cut way. - -Mon Sep 23 15:55:24 1996 David S. Miller (davem@caip.rutgers.edu) - - * tree.c (copy_node): Abort if don't know size of node. - - * tree.c (build1): Clean up initialization of OBSTACK. - -Mon Sep 23 15:35:33 1996 Jason Merrill <jason@yorick.cygnus.com> - - * Makefile.in (stmp-multilib): Depend on $(LANG_LIB2FUNCS). - - * dbxout.c (dbxout_function): Don't check DECL_SECTION_NAME before - calling dbxout_function_end. - -Mon Sep 23 14:41:12 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * combine.c (can_combine_p): Even if SMALL_REGISTER_CLASSES, - know lifetime not extended if all_adjacent set. - - * stmt.c (expand_asm_operands): Handle '+' constraint. - * cse.c (fold_rtx): Fold inside ASM_OPERANDS. - - * expr.c (expand_increment): If postincrement for MEM can't use add - directly, load address in reg and enqueue increment and store of reg. - - * loop.c (check_dbra_loop): Don't assume label must be second part of - if_then_else in condjump. - - * jump.c (jump_optimize): In no-nop move deletion, don't test - PRESERVE_DEATH_INFO_REGNO_P; instead test if optimization is performed. - Check for REG_UNUSED note on to-be deleted insn before searching for - preceding instruction to delete note from. - If PRESERVE_DEATH_INFO_REGNO_P is true for SREG, replace INSN with USE. - - * reload1.c (reload): Initialize the previous_offset fields - in reg_eliminate before calling setup_save_areas. - - * reload1.c (emit_reload_insns): Declare and set this_reload_insn. - - * expr.c (var_rtx): New function. - (expand_expr, case COND_EXPR): Also use target if same as singleton. - -Mon Sep 23 14:22:34 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * recog.c (constrain_operands): Don't test clobbered constraints. - - * reload1.c (emit_reload_insns): For output part of RELOAD_OTHER, - put in front of anything previous for that output, but not separately. - -Sun Sep 22 21:06:46 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-common.c (decl_attribtes, case A_SECTION): Allow for static - local variable. - -Sun Sep 22 11:30:27 1996 Christian Iseli (christian.iseli@di.epfl.ch) - - * expr.c (convert_move): Replace explicit checks for FP extend ops - with use of can_extend_p. - Add missing tests for FP trunc operations. - -Sun Sep 22 11:20:02 1996 Pat Rankin <rankin@eql.caltech.edu> - - * dwarfout.c (DWARF_VERSION): Define as 1 if not already defined. - * dwarf2out.c (DWARF_VERSION): Likewise. - -Sun Sep 22 11:12:20 1996 Joern Rennecke <amylaar@cygnus.co.uk> - - * c-decl.c (pushdecl): Check new declaration actually conflicts before - warning about implicit external vs. static declarations. - - * loop.c (combine_givs): Improve combining DEST_REG giv with only use. - -Sun Sep 22 10:50:03 1996 Scott Christley <scottc@net-community.com> - - * Create consistent mechanism for memory allocation and release - so that garbage collection routines can be easily subsititued - for the ANSI standard malloc, realloc, free, etc. - * objc/archive.c: Replace use of __objc_xmalloc and free - with objc_malloc and objc_free. - * objc/hash.c: Replace use of __objc_xcalloc and free - with objc_calloc and objc_free. - * objc/init.c: Replace use of free with objc_free. - * objc/misc.c (objc_malloc): Renamed from __objc_xmalloc. - (objc_realloc): Renamed from __objc_realloc. - (objc_atomic_malloc, objc_valloc): New functions. - (objc_calloc): Renamed from __objc_calloc. - (objc_free): New function. - * objc/objc-api.h (_objc_malloc): New function pointer. - (_objc_atomic_malloc, _objc_valloc): Likewise. - (_objc_realloc, _objc_calloc, _objc_free): Likewise - * objc/objc-list.h: Replace use of __obj_xmalloc and free - with objc_malloc and objc_free. - * objc/objects.c: Likewise. - * objc/sarray.c: Replace use of __objc_xmalloc and free - with objc_malloc and objc_free. - * objc/sarray.h (__objc_xmalloc, __objc_xrealloc): Delete. - * objc/selector.c: Replace use of __objc_xcalloc, __objc_xrealloc, - and __objc_xmalloc with objc_calloc, objc_realloc, and objc_malloc. - * objc/thr-decosf1.c: Replace use of __objc_xmalloc and free - with objc_malloc and objc_free. - * objc/thr-irix.c, objc/thr-mach.c, objc/thr-os2.c: Likewise. - * objc/thr-posix.c, objc/thr-pthreads, objc/thr-single: Likewise. - * objc/thr-solaris.c, objc/thr-win32.c, objc/thr.c: Likewise. - -Sun Sep 22 05:26:01 1996 Jason Merrill <jason@yorick.cygnus.com> - - * configure: Set up LANG_LIB2FUNCS and LANG_EXTRA_HEADERS. - * Makefile.in (libgcc2.a): Include LANG_LIB2FUNCS. - (USER_H): Add LANG_EXTRA_HEADERS. - (LANG_LIB2FUNCS): New macro. - (LANG_EXTRA_HEADERS): New macro. - (stmp-int-hdrs): Don't hardwire ginclude. - (stamp-objlist): Don't depend on Makefile. - -Sat Sep 21 18:00:10 1996 Stephen L Moshier (moshier@world.std.com) - - * alpha.md (alpha_swapped_comparison_operator pattern): Fix asm - operand typo in last change. - -Sat Sep 21 07:11:51 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * defaults.h (ASM_OUTPUT_LABELREF): Provide default definition - if not already defined. - * 1750a.h (USER_LABEL_PREFIX): Define instead of ASM_OUTPUT_LABELREF. - * a29k.h, alpha.h, convex.h, dsp16xx.h, elxsi.h, fx80.h: Likewise. - * gmicro.h, h8300.h, i386/sun386.h, i860.h, i960.h, ns32k.h: Likewise. - * pdp11.h, pyr.h, romp.h, sh.h, sparc.h, spur.h, tahoe.h: Likewise. - * vax.h, we32k.h: Likewise. - * i386/att.h (USER_LABEL_PREFIX): Redefine, not ASM_OUTPUT_LABELREF. - * i386/bsd.h, i386/lynx.h, i386/sco5.h, i860/fx2800.h: Likewise. - * m68k/3b1.h, m68k/mot3300.h, m68k/tower-as.h, m68k/tower.h: Likewise. - * ptx4.h, sparc/pbd.h, svr3.h, svr4.h: Likewise. - * i386/osfrose.h, m88k.h (USER_LABEL_PREFIX): Redefine. - * nextstep.h (USER_LABEL_PREFIX): Redefine. - (ASM_OUTPUT_LABELREF) Use USER_LABEL_PREFIX. - * arm/aout.h, mips.h (ASM_OUTPUT_LABELREF): Delete. - * rs6000/lynx.h (USER_LABEL_PREFIX): Undefine. - * rs6000.h, rs6000/win-nt.h (USER_LABEL_PREFIX): Define. - -Thu Sep 19 00:05:53 1996 Jason Merrill <jason@yorick.cygnus.com> - - * configure: Move i[3456]86-*-gnu* case after linux and don't - treat linux-gnu like other gnu systems. - -Wed Sep 18 20:51:09 1996 Jason Merrill <jason@yorick.cygnus.com> - - * cplus-dem.c (demangle_template): Fix handling of address args. - (gnu_special): Handle type_info stuff. - -Wed Sep 18 17:57:55 1996 Patrik Lantto (patrik@opq.se) - - * jump.c (jump_optimize): Insert conditional move after jump - insn instead of before. - -Wed Sep 18 17:33:36 1996 Richard Henderson <rth@tamu.edu> - - * alpha.h (PREDICATE_CODES): Add alpha_swapped_comparison_operator. - * alpha.c (alpha_swapped_comparison_operator): New function. - (print_operand): Support unsigned codes for %D, %c, and %d. - * alpha.md: Add pattern for b%c with swapped comparisons with 0. - Delete three unnamed cmp patterns that are strict subsets of it. - - * alpha.c (alpha_emit_set_long_const): Save one instruction - when -O2 and high word == low word. - -Tue Sep 17 22:46:15 1996 Jason Merrill <jason@yorick.cygnus.com> - - * i386/unix.h (ASM_OUTPUT_MI_THUNK): Handle functions - returning an aggregate. - - * varasm.c (supports_one_only): New function. - (make_decl_one_only): Likewise. - * svr4.h (MAKE_DECL_ONE_ONLY): Define. - * tree.h (DECL_ONE_ONLY): New macro. - - * varasm.c (assemble_variable): Fix setting of - first_global_object_name. - (assemble_start_function): Likewise. - -Tue Sep 17 19:42:39 1996 Doug Evans <dje@wabamun.cygnus.com> - - * i386/t-cygwin32 (winnt.o): Compile properly. - -Tue Sep 17 15:47:20 1996 Ian Lance Taylor <ian@cygnus.com> - - * Add support for R5000, and finish MIPS4 support. - * mips.h (enum processor_type): Add PROCESSOR_R5000. - (gen_conditional_move): Declare. - (CONDITIONAL_REGISTER_USAGE): Mark ST_REGS as fixed if not - HARD_FLOAT, or if mips_isa < 4. - (FIRST_PSEUDO_REGISTER): Change to 76. - (FIXED_REGISTERS): Add condition code registers. - (CALL_USED_REGISTERS): Likewise. - (ST_REG_LAST): Change to 74. - (RAP_REG_NUM): Change to 75. - (ST_REG_P): Look for any condition code register. - (REG_CLASS_CONTENTS): Update for new condition code registers. - (RTX_COSTS): Add cases for R5000. - (REGISTER_MOVE_COST): Add cases for condition code registers. - (PREDICATE_CODES): Add "const_float_1_operand". - (EXTRA_CC_{MODES,NAME}, SELECT_CC_MODE): Remove. - (REGISTER_NAMES): Add entries for new condition code registers. - (DEBUG_REGISTER_NAMES): Likewise. - (ADDITIONAL_REGISTER_NAMES): Remove FPSW_REGNUM. - * mips.md (cpu attribute): Add R5000. - (function units): Add cases for the R5000. - ({madd,msub,nmadd,nmsub}.d): Only available if TARGET_DOUBLE_FLOAT. - (recip.d, recip.s, rsqrt.d, rsqrt.s): New define_insn patterns. - (movcc): New pattern to move condition code values. - (reload_incc, reload_out_cc): New define_expand patterns. - (lwxc1, ldxc1, swxc1, sdxc1): Several new define_insn patterns. - (various): Replace CC_FP with CC. - (branch_fp_ne, branch_fp_eq): Match any condition code register. - (branch_fp_ne_rev, branch_fp_eq_rev): Remove. - (seq_df, slt_df, sle_df): Match any condition code register. - (sgt_df, sge_df, seq_sf, slt_sf, sle_sf, sgt_sf, sge_sf): Likewise. - (sne_df, sne_sf): Remove. - (FP conditional moves): Match any condition code register. - Require TARGET_HARD_FLOAT and, if appropriate, TARGET_DOUBLE_FLOAT. - (movsicc): Just call gen_conditional_move. - (movdicc, movsfcc, movdfcc): New define_expand patterns. - * mips.c (mips_reg_names): Add condition code registers. - (mips_sw_reg_names, mips_regno_to_class): Likewise. - (const_float_1_operand): New function. - (mips_move_1word): Treat CCmode as SImode. Handle move from - ST_REG to GR_REG if mips_isa >= 4. Only permit move from GR_REG - to ST_REG is mips_isa < 4. - (gen_conditional_branch): Rewrite. Just use CCmode, not extra - condition modes. - (gen_conditional_move): New function. - (override_options): Recognize vr5000. Look for just CCmode, not - extra condition modes. If mips_isa >= 4, permit CCmode in GR_REGS - and FP_REGS. - (print_operand): Handle %Z. - (mips_secondary_reload_class): Require a data register to copy a - value out of a condition code register. Require a floating point - register to copy a value into a condition code register. - -Tue Sep 17 15:10:29 1996 Joern Rennecke <amylaar@cygnus.co.uk> - - * sh.md: New define_splits to recombine output from LEGITIMIZE_ADDRESS. - * sh.h (LEGITIMIZE_ADDRESS): Typo fixes (x -> X). - -Mon Sep 16 23:00:35 1996 Jim Wilson <wilson@cygnus.com> - - * configure (build_broken_install): Renamed from host_broken_install. - Set from build not host. - (build_install_headers): Renamed from host_install_headers. Set from - build not host. - -Mon Sep 16 22:38:55 1996 Stu Grossman (grossman@critters.cygnus.com) - - * configure (m68k-*-coff*): Use dbx debug format by default. - * gcc.c (link_command_spec): Move -T to end of link command line. - * m68k/m68kemb.h (LINK_SPEC, SUBTARTGET_SWITCHES): Delete. - (LIB_SPEC): Define to just -lc. - (STARTFILE_SPEC): Define to empty. - -Mon Sep 16 13:12:27 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (ext_shift_insns, ext_shift_amounts): New arrays. - (gen_ashift_hi, gen_shifty_hi_op, shl_and_kind): New functions. - (rtx_equal_function_value_matters): Declare. - (shl_and_length, shl_and_src_length, gen_shl_and): New functions. - (shl_sext_kind, shl_sext_length, gen_shl_sext): Likewise. - * sh.md (ashlhi3_k, lshrhi3_m): New patterns. - (lshrhi3, shl_sext_ext, shl_sext_sub): - New insn patterns with matching define_split. - (and_shl_scratch): Likewise, but also with unnamed variants. - -Sat Sep 14 17:05:07 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * gcc.c (convert_filename): Don't start looking for '.' until - after last directory separator. - - * i386.md (clrstrsi): Correct check for constant size. - - * Based on code by sac@cygnus.com. - * i386/cygwin32.h (CHECK_STACK_LIMIT): Make consistent with MD file. - * i386.c ({function,ix86_expand}_prologue): Use __alloca to allocate - stack if desired and beyond CHECK_STACK_LIMIT in size. - * i386.h ({MASK,TARGET}_STACK_PROBE): New macros. - (TARGET_SWITCHES): Add -mstack-arg-probe. - * i386.md (allocate_stack{,_worker}): New patterns. - -Fri Sep 13 18:23:18 1996 Joel Sherrill <joel@OARcorp.com> - - * sparc/lb1spc.asm (.div, .rem): Fixed typo so sign is returned - correctly. TOPBITS was 2 and should have been 4. - -Thu Sep 12 21:51:56 1996 Jim Wilson <wilson@cygnus.com> - - * mips.md (call_value_multiple_internal0): Change from define_insn to - define_expand. - -Thu Sep 12 19:22:14 1996 Doug Evans <dje@seba.cygnus.com> - - * sparc.md (move_pic_label_si): Operand one is label_ref now. - * sparc.c (emit_move_sequence): Pass label_ref to - gen_move_pic_label_si to not lose flags. - -Wed Sep 11 12:10:08 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * Makefile.in (GCC_PASSES): Add $(exeext) to names. - (FLAGS_TO_PASS): Add CLIB. - (c-pragma.o): Add dependencies on except.h, function.h, defaults.h. - -Tue Sep 10 22:25:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * configure (i[3456]86-*-cygwin32): Use xm-cygwin32.h and xm-i386.h. - Set fixincludes to Makefile.in and objc_thread_file to win32. - * i386/xm-cywin32.h: Don't include xm-i386.h. - * i386/x-cygwin32, rs6000/x-cygwin32 (STMP_FIXPROTO, exeext): New defs. - - * gcc.c (HAVE_EXECUTABLE_SUFFIX): New macro. - (convert_filename): New function. - (process_command, case 'o'): Call it. - (process_command, default case): Likewise; delete old code. - -Tue Sep 10 21:08:43 1996 Torbjorn Granlund <tege@albert.gnu.ai.mit.edu> - - * i386.md (decrement_and_branch_until_zero matcher): Fix typo. - -Tue Sep 10 19:04:19 1996 Jim Wilson <wilson@cygnus.com> - - * mips.c (mips_move_2words): Rewrite 32 bit shifts as 16 bit shifts. - -Tue Sep 10 10:39:07 1996 Jeffrey A Law (law@cygnus.com) - - * pa/pa-gas.h (DBX_DEBUGGING_INFO): Remove all #define - and #undef statements related to debugging information. - * pa/pa-hpux.h, pa-hpux7.h: Likewise - * pa.c (override_options): Disable "-g" and issue a warning - if it's used when !TARGET_GAS. - -Mon Sep 9 17:57:49 1996 Doug Evans <dje@wabamun.cygnus.com> - - * sparc.h ({MASK,TARGET}_FPU_SET): Define. - (TARGET_SWITCHES): Record if -m{,no-}fpu passed. - * sparc.c (sparc_override_options): Don't clobber explicit - -m{,no-}fpu setting with cpu default. - -Mon Sep 9 15:57:57 1996 Joel Sherrill <joel@OARcorp.com> - - * configure (mips64orion-*-rtems*): New target. - * mips/rtems64.h: New file. - -Sat Sep 7 22:07:53 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (store_field): If storing a record on big endian targets, - set up so we store the high-order bits. - (expand_expr, case COMPONENT_REF): Likewise for loads. - -Thu Sep 5 14:59:47 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.h (LEGITIMIZE_ADDRESS): Define nonempty. - -Thu Sep 5 10:43:36 1996 Jeffrey A Law (law@cygnus.com) - - * pa.md (mov{si,di,sf}): Handle 'R' constraints as needed. - -Wed Sep 4 17:13:28 1996 Bob Manson <manson@charmed.cygnus.com> - - * except.c: (add_partial_entry): New routine. - (expand_start_try_stmts): Moved from cp/except.c. - (expand_start_all_catch): Move functionality of expand_end_try_stmts - here. - -Wed Sep 4 12:30:02 1996 Mike Stump <mrs@cygnus.com> - - * except.c (emit_unwinder): Ensure CLOBBER and USE insns come last, - if present. - -Tue Sep 3 12:01:43 1996 Ian Lance Taylor <ian@cygnus.com> - - * configure (sh-*-elf*): New target. - * sh/elf.h: New file. - -Fri Aug 30 17:52:26 1996 Jim Wilson <wilson@cygnus.com> - - * dwarf2out.c (gen_formal_types_die): Delete extra argument from - gen_type_die call. - -Fri Aug 30 15:40:40 1996 James G. Smith <jsmith@cygnus.co.uk> - - * mips/elf64.h: Allow MULTILIB_DEFAULTS to be defined - before this file is included. - -Fri Aug 30 15:00:06 1996 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.md: (movsicc,movhicc): Allow reload from memory. - - * i386.c (override_options): Don't thread the prologue if profiling. - -Fri Aug 30 15:00:06 1996 James Hawtin <cgjwh@sunrise.co.uk> - - * i386/t-sol2 (gcrt1.o): Added for profiling Solaris 2 - * i386/sol2.h (STARTFILE_SPEC): New. - * i386/gmon-sol2.c, i386/sol2-gc1.asm: New files. - -Thu Aug 29 22:08:03 1996 Jim Wilson <wilson@cygnus.com> - - * except.c (add_eh_table_entry): Multiply realloc size by sizeof int. - -Thu Aug 29 15:15:31 1996 Jeffrey A Law (law@cygnus.com) - - * pa.md (fcmp patterns): Don't try to eliminate useless add,tr - insns here. - * pa.c (pa_reorg): Do elimination of useless add,tr insns here instead. - (print_operand, case 'y'): Remove this code. - -Wed Aug 28 16:19:34 1996 Doug Evans <dje@cygnus.com> - - * toplev.c (print_single_switch): Ultrix fprintf returns 0 for success. - - * toplev.c (main): Rewrite -g parsing. - -Mon Aug 26 16:15:49 1996 Fred Fish <fnf@cygnus.com> - - * Makefile.in (objc-parse.y): Fix typo in name of temp file. - -Mon Aug 26 14:08:37 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * function.c (mark_all_temps_used): Fix error in last change. - -Sun Aug 25 22:27:19 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * function.c (mark_all_temps_used): New function. - -Fri Aug 23 11:34:57 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Fixes to make -fPIC - really the same as -mrelocatable. - (ASM_SPEC): Pass -K PIC to the assembler if -fpic/-fPIC. - - * rs6000/sol2.h (ASM_CPU_SPEC): Remove passing -K PIC to the - assembler if -fpic/-fPIC. - - * bi-{arity,opcode,opname}.c (fancy_abort): Define, so that - -Dabort=fancy_abort works again. - -Thu Aug 22 11:39:34 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/t-ppcgas ({stmp,install}-crt): Only build and install the - eabi ecrt[in].o object files in eabi multilib directories, only - build and install the solaris scrt[in0].o object files in solaris - directories. - (MULTILIB_MATCHES): Remove matches for solaris, linux to other - switches. - -Tue Aug 20 18:49:55 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/sysv4.h (ASM_OUTPUT_SECTION_NAME): If -mrelocatable or - -mrelocatable-lib, don't make read-only sections. - -Mon Aug 19 18:42:13 1996 Doug Evans <dje@cygnus.com> - - * sparc.h ({MASK,TARGET}_LITTLE_ENDIAN): Define. - (LIBGCC2_WORDS_BIG_ENDIAN): Add little endian support. - * sparc/sp64-elf.h ({CPP,ASM,LINK}_SPEC): Add little endian support. - (SUBTARGET_SWITCHES): Recognize -m{big,little}-endian. - ({BYTES,WORDS}_BIG_ENDIAN): Likewise. - * sparc/splet.h (SUBTARGET_SWITCHES): Recognize -m{big,little}-endian. - ({CPP,ASM,LINK}_SPEC): Add little endian support. - ({BYTES,WORDS}_BIG_ENDIAN): Likewise. - * sparc/t-splet (MULTILIB_{OPTIONS,DIRNAMES}): Likewise. - - * sparc/lynx-ng.h (CPP_SPEC): Use %(cpp_cpu). - -Sat Aug 17 15:23:39 1996 Geoffrey Noer <noer@cygnus.com> - - * i386/cygwin32.h (CPP_PREDEFINES): Define _WIN32, not WIN32. - Define only __CYGWIN32__, not CYGWIN32 or __CYGWIN32. - * rs6000/cygwin32.h (CPP_PREDEFINES): Likewise. - * cccp.c (absolute_filename): Drive specifiers make the pathname - absolute in cygwin32. - * choose-temp.c: Delete !defined(_WIN32) condition when including - sys/file.h (NO_SYS_FILE_H is still used). - * gcc.c: Change ifndef _WIN32 to ifndef NO_SYS_FILE_H when deciding - whether to include sys/file.h. - (execute): -pipe is supported for cygwin32. - * getopt.c: Change win32 test from WIN32 to _WIN32. - * pexecute.c: Update test for win32 (&& ! cygwin32). - * protoize.c: Likewise. - (kill): Delete decl. - * toplev.c: Update test for win32 (&& ! cygwin32). - * ginclude/stdarg.h: Change __WIN32__ to _WIN32. - * ginclude/varargs.h: Likewise. - * ginclude/va-ppc.h: Likewise. - -Fri Aug 16 16:02:09 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.c (rs6000_got_register): Make sure pic_offset_table_rtx - allocated, even if current_function_uses_pic_offset_table set. - -Fri Aug 16 15:56:04 1996 J. Kean Johnston <hug@netcom.com> - - * i386/sco5.h (CLASS_LIKELY_SPILLED_P): Deleted. - (STARTFILE_SPEC): Insert crtbegin.o in correct place, and correct - versions of values-X?.o. - (SWITCH_TAKES_ARG): Extend DEFAULT_SWITCH_TAKES_ARG, not replace. - (CPP_SPEC): Add -Di386, and correctly include extra directories. - Define HAVE_ATEXIT in ELF mode for global destructors. - -Thu Aug 15 16:42:44 1996 Doug Evans <dje@cygnus.com> - - * sparc.c (label_ref_operand): New function. - (emit_move_sequence): Pass label_ref to gen_move_label_di to not - lose flags. - * sparc.md (move_label_di): Operand one is label_ref now. - * genattrtab.c (write_test_expr): Allow label_ref in match_dup. - - * sys-protos.h (gethostid): Make return type `int' ifdef __alpha__. - * gen-protos.c: Delete support for SYS_PROTO_OVERRIDES. - * alpha.h (SYS_PROTO_OVERRIDES): Delete. - -Thu Aug 15 17:36:09 1996 Mike Stump <mrs@cygnus.com> - - * libgcc2.c (__throw): New routine. - (__eh_pc): New data object for exception handling. - - * except.c (eh_saved_pc): New object so we can call - assemble_external. - (expand_internal_throw_indirect): Call assemble_external for __eh_pc. - (end_eh_unwinder): Likewise. - (init_eh): Initialize eh_saved_pc. - -Thu Aug 15 13:02:42 1996 Mike Stump <mrs@cygnus.com> - - * arm.h (RETURN_ADDR_RTX): Define. - - * expr.c (expand_builtin_return_addr): Fix order of parameters. - -Wed Aug 14 19:48:00 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu> - - * stmt.c (expand_return): In code for doing scc with jumps, - stick to default handling if we have corresponding scc pattern. - -Wed Aug 14 10:31:28 1996 Jeffrey A Law (law@cygnus.com) - - * pa.c (override_options): Treat TARGET_FAST_INDIRECT_CALLS - just like TARGET_NO_SPACE_REGS. - (output_millicode_call): Likewise. - * pa.h (TARGET_FAST_INDIRECT_CALLS): Define. - (TARGET_SWITCHES): Add "fast-indirect-calls". - * pa.md (TARGET_FAST_INDIRECT_CALLS): Treat just like - TARGET_NO_SPACE_REGS in various call/millicode call patterns. - - * pa.c (print_operand): Use the right comparison operator - for reversed EQ and NE comparisons. - - * pa.h (OUTPUT_MI_THUNK): Define. - -Wed Aug 14 11:40:49 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * ginclude/va-ppc.h: Add Windows NT support. - * ginclude/{varargs,stdarg}.h: For PowerPC Windows NT, include - va-ppc.h, instead of using the default handling. - -Tue Aug 13 18:30:10 1996 Ian Lance Taylor <ian@cygnus.com> - - * fixincludes: Remove duplicate volatile from sig_atomic_t in AIX - sys/signal.h - -Tue Aug 13 16:51:37 1996 Jim Wilson <wilson@cygnus.com> - - * i960-coff.h (LIB_SPEC): Undef. - - * sh.h (PROFILE_BEFORE_PROLOGUE): Define. - -Tue Aug 13 11:36:02 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * gcc.c (set_spec,process_command): Dump and load the compiler - version number in the specs file. - - * rs6000.c (output_toc): Fix last change, so that it doesn't use - an uninitialized variable if -mminimal-toc. - (output_prolog): Increment probe_labelno after last use. - - * rs6000/t-ppcgas (MULTILIB_*): Build far fewer multilib - libraries. Build all libraries with -mrelocatable-lib and - -mno-eabi. Build special GNU/Linux and Solaris libraries. - * rs6000/eabi{,aix,le}.h (MULTILIB_DEFAULTS): Adapt to changes in - t-ppcgas. - * rs6000/(linux,sol2,sysv4,sysv4le).h (MULTILIB_DEFAULTS): Likewise. - -Tue Aug 13 11:36:02 1996 Jeffrey A Law (law@cygnus.com) - - * rs6000.c (handle_mac_pragma): Initialize "psize". - -Mon Aug 12 18:14:35 1996 Jim Wilson <wilson@cygnus.com> - - * gcc.c (used_arg): Initialize cnt to zero. - -Mon Aug 12 14:03:16 1996 Jim Wilson <wilson@cygnus.com> - - From Mike Stump: - * sh.c (regno_reg_class): Change entry 23 from NO_REGS to GENERAL_REGS. - (initial_elimination_offset): New variable live_regs_mask. Add - code to handle RETURN_ADDRESS_POINTER_REGNUM. - * sh.h (RAP_REG, RETURN_ADDRESS_POINTER_REGNUM): Define. - (ELIMINABLE_REGS): Add RETURN_ADDRESS_POINTER_REGNUM support. - (RETURN_ADDR_RTX): Define. - (REGISTER_NAMES): Add rap. - - * iris5.h (DOLLARS_IN_IDENTIFIERS): Undefine. - - * m68kemb.h (LIB_SPEC): Always emit -lc. - -Mon Aug 12 12:30:25 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.c (rs6000_got_register): Test variable - current_function_uses_pic_offset_table to see whether or not a GOT - register has been created already. - - * Makefile.in (multilib.h): Move to stamp-mlib. - (stamp-mlib): Use move-if-change to conditionally update - multilib.h. Pass MULTILIB_EXTRA_OPTS to genmultilib. - (STAGESTUFF): Add stamp-mlib. - (mostlyclean): Delete tmp-mlib.h. - - * genmultilib: Take fifth argument for options to all multilib builds. - Restructure output so we pass synonym switches and extra arguments - separately, and not exponentially slow down genmultilib. - - * gcc.c (toplevel): Rearrange multilib support so we support passing - synonyms separately from normal switches. Add support for passing - additional switches for all multilib builds. Dump and restore value - of MULTILIB_DEFAULTS. - (setspec, process_command, main): Likewise. - (used_arg,default_arg,print_multilib_info): Likewise. - -Mon Aug 12 07:46:47 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (expand_builtin, case BUILT_IN_SETJMP): Add test - and call for nonlocal_goto_receiver pattern. - * stmt.c (expand_end_bindings): Likewise. - - * stmt.c (expand_asm_operands): Fix off-by-one error when - scanning constraints. - -Sun Aug 11 22:48:02 1996 Jason Merrill <jason@yorick.cygnus.com> - - * expr.c (store_expr): Handle COND_EXPR cleanups like expand_expr. - -Sun Aug 11 22:42:36 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * optabs.c (expand_abs): When OP0 and TARGET are the same - pseudo register, it is safe to use TARGET. - - * local-alloc.c (reg_equiv_replace): New variable. - (update_equiv_regs): Set reg_equiv_replacement for all REG_EQUIV - notes encountered or generated. - -Sun Aug 11 22:27:14 1996 Scott Christley <scottc@net-community.com> - - * objc/hash.c (hash_is_key_in_hash): Function somehow got lost. - -Sun Aug 11 21:43:15 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * ginclude/stddef.h (__need_wint_t): Move #undef to right place. - -Sun Aug 11 17:46:22 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * c-decl.c (finish_struct): If pedantic, also warn if struct/union - has no named members. - -Sun Aug 11 17:32:52 1996 Joel Sherrill <joel@OARcorp.com> - - * i386/rtems.h: Renamed from i386/i386-rtems.h - * i960/rtems.h: Renamed from i960/i960-rtems.h - * m68k/rtems.h: Renamed from m68k/m68k-rtems.h - * rs6000/rtems.h: Renamed from rs6000/powerpc-rtems.h - * sparc/rtems.h: Renamed from sparc/sparc-rtems.h - * config/t-rtems: New file. - * configure (i386-*-rtems*): Added t-rtems to tmake_file. - Renamed i386/i386-rtems.h to i386/rtems.h. - (i960-*-rtems*): Added t-rtems to tmake_file. - Renamed i960/i960-rtems.h to i960/rtems.h. - Added original tm.h file and dbxcoff.h. - (m68k-*-rtems*): Added t-rtems to tmake_file. - Renamed m68k/m68k-rtems.h to m68k/rtems.h. - (powerpc-*-rtems*): Added t-rtems to tmake_file. - Renamed rs6000/powerpc-rtems.h to rs6000/rtems.h. - (sparc-*-rtems*): Added t-rtems to tmake_file. - Renamed sparc/sparc-rtems.h to sparc/rtems.h. - -Fri Aug 9 16:05:13 1996 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.md: (untyped_call) Avoid SIGFPE. - - * i386.c (output_float_compare): Don't try to initialize - aggregate local variable; use assignment statements instead. - - * i386.h (RTX_COSTS): rtx_cost should pass two parameters. - - * i386/go32.h (ASM_OUTPUT_SECTION_NAME): New. - -Fri Aug 9 16:00:11 1996 Jim Wilson <wilson@cygnus.com> - - * winnt.c (gen_stdcall_suffix): Round parameter size to PARM_BOUNDARY. - -Thu Aug 8 17:42:35 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.c (output_toc): If we are emitting a reference to a - vtable, don't put in the section name, just use the symbol. - -Wed Aug 7 19:03:36 1996 Jim Wilson <wilson@cygnus.com> - - * sh.md (casesi_jump): New pattern. - (casesi): Generate RTL to match it. - -Wed Aug 7 14:10:07 1996 Jason Merrill <jason@yorick.cygnus.com> - - * ginclude/stddef.h (NULL): Use __null for G++. - -Tue Aug 6 17:37:53 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/sysv4.h (STACK_BOUNDARY): Always define as 64. - (ABI_STACK_BOUNDARY): Define as 64/128 based on the -mno-eabi - switch. - - * rs6000.c (rs6000_stack_info): Use ABI_STACK_BOUNDARY, not - STACK_BOUNDARY. Define ABI_STACK_BOUNDARY as STACK_BOUNDARY #ifndef. - -Tue Aug 6 14:29:43 1996 Doug Evans <dje@fallis.cygnus.com> - - * gen-protos.c (overrides): New static local. - (add_hash,parse_fn_proto): New static functions. - (main): Add prototypes from SYS_PROTO_OVERRIDES to hash table before - parsing sys-protos.h. Reserve entry 0 in std_protos. - * alpha.h (SYS_PROTO_OVERRIDES): Define. - -Mon Aug 5 16:53:36 1996 Doug Evans <dje@fallis.cygnus.com> - - * sparc/t-splet (MULTILIB_OPTIONS): Add mbroken-saverestore. - (MULTILIB_DIRNAMES): Add brknsave. - - * stor-layout.c (layout_record): Correct overflow test for 0 sized - fields. - -Mon Aug 5 16:12:19 1996 Jim Wilson <wilson@cygnus.com> - - * alpha.c (alpha_output_filename): When emitting stabs, don't - disable them if using GNU as. - (alpha_output_lineno): Likewise, when not using GNU as. - - * sh.c (arith_reg_operand): Reject SUBREG of an invalid hard reg. - - * sparc/lite.h (aoutos.h): Don't include it. - * configure (sparclite-*-aout*): Add aoutos.h to tm_file. - -Sat Aug 3 23:13:55 1996 Jeffrey A Law (law@cygnus.com) - - * combine.c (rtx_equal_for_field_assignment_p): Check for - get_last_value returning (CLOBBER (CONST_INT 0)). - -Sat Aug 3 20:19:14 1996 Jim Wilson <wilson@cygnus.com> - - * i960.md (subsi3+1): Handle case where first operand is constant - but second operand is not. - - * m68k/vxm68k.h (WCHAR_TYPE_SIZE): Undef, then define to 16. - -Fri Aug 2 15:46:19 1996 Jeffrey A Law (law@cygnus.com) - - * pa/pa-hpux.h (LINK_SPEC): Don't link in PA1.1 specific - libraries when creating shared libraries. - * pa/pa-hpux9.h, pa/pa-hpux10.h: Likewise. - -Fri Aug 2 13:36:42 1996 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.c (output_float_compare): fcomi should be followed by the - correct conditional jump instead of fcom/pfstsw/and/jne - (override_options): Added -mbranch-cost to set BRANCH_COST. - - * i386.md (sgt+1,slt+1,sge+1,sle+1,bgt+1,blt+1,bge+1,ble+1,bleu+4) - Added TARGET_CMOVE check for fcomi. - (movsicc_1+1,movhicc_1+1): Added to handle the general case. - - * i386.h (i386_branch_cost, i386_branch_cost_string): Added. - -Fri Aug 2 11:53:55 1996 Brendan Kehoe <brendan@lisa.cygnus.com> - - * sparc/vxsparc.h (CPP_PREDEFINES): Add `-DCPU=SPARC'. - -Thu Aug 1 23:56:01 1996 Jeffrey A Law (law@cygnus.com) - - * pa.h (ASM_OUTPUT_INT): Remove all hacks for exception table. - -Thu Aug 1 10:08:14 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu> - - * m68k.h (RTX_COSTS, case PLUS): Get operand order right. - -Wed Jul 31 15:06:46 1996 Doug Evans <dje@cygnus.com> - - * sparc.md (negtf2,abstf2): Fix v9 case. - -Wed Jul 31 09:49:25 1996 Jeffrey A Law (law@cygnus.com) - - * pa.h (ASM_OUTPUT_INT): Use an 'E%' prefix for items in - the exception table if TARGET_GAS && ! TARGET_PORTABLE_RUNTIME. - -Tue Jul 30 15:37:31 1996 Jim Wilson <wilson@cygnus.com> - - * i386/cygwin32.h (dbxcoff.h): Include. - (DBX_DEBUGGING_INFO, SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): - Move definitions before include of dbxcoff.h. - (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_MAIN_SOURCE_FILE_END): Delete. - (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_FUNCTION_FIRST): Delete. - -Tue Jul 30 15:03:53 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu> - - * i960.md (eq reg (const_int 0)): New pattern. - -Tue Jul 30 11:15:44 1996 Jeffrey A Law (law@cygnus.com) - - * pa.h (RETURN_ADDR_RTX): Offset is -20 from the frame, not +20! - -Mon Jul 29 12:16:17 1996 Jeffrey A Law (law@cygnus.com) - - * pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix thinko in last change. - -Fri Jul 26 18:19:47 1996 Doug Evans <dje@cygnus.com> - - * dwarfout.c (output_bound_representation): Fix typo. - -Thu Jul 25 16:00:10 1996 Mike Stump <mrs@cygnus.com> - - * expr.c (do_jump, case TRUTH_ORIF_EXPR): Ensure end of an - exception region comes after its start. - (do_jump, case TRUTH_ANDIF_EXPR): Likewise. - -Thu Jul 25 13:36:42 1996 Stan Cox <coxs@equinox> - - * i386.c (output_float_compare): Added support for Pentium Pro - fcomi instruction which sets EFLAGS instead of FPU Status Word. - -Wed Jul 24 21:48:08 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * cse.c (canon_hash, cse_insn): MEM is not unchanging if it is - in the frame (since the temp slot might be reused). - -Wed Jul 24 17:34:06 1996 J"orn Rennecke (amylaar@cygnus.com) - - * sh.md (branch_true, branch_false, inverse_branch_true): Express - tests of the T bit as comparisons against zero, rather than one. - (inverse_branch_false, beq, bne, bgt, blt, ble, bge, bgtu): Likewise. - (bltu, bgeu, bleu, casesi): Likewise. - -Wed Jul 24 15:58:06 1996 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.md: (mov{sf,df,xf}cc{,_1}): New patterns for P6 FP cmove. - * i386.c (put_condition_code, print_operand, output_fp_cc0_set): - Support fcmov suffixes. - -Wed Jul 24 10:53:38 1996 Jeffrey A Law (law@cygnus.com) - - * pa.c (move_operand): Relax "mode" test. Allow scaled - indexed addressing modes. - (output_fp_move_double): Tweak output strings to work with updated - 'F' and 'M' output modifiers. - (print_operand): Collapse 'F' and 'M' into a single hunk of code. - For auto-increment modes output "s,ma" and "s,mb". - For scaled indexing modes output "x,s" - For other addresses, output nothing for 'M' and "s" for 'F'. - * pa.h (EXTRA_CONSTRAINT): Don't accept scaled indexed addresses - for 'Q' and 'T'. Do accept scaled indexed addresses for 'R'. - (GO_IF_LEGITIMATE_ADDRESS): Accept scaled indexed addresses - for SFmode and DFmode. - * pa.md: Remove all scaled indexed load patterns. - (movsi patterns): Accept scaled indexed addresses in some - cases. Update output strings for updated 'M' and 'F' output modifiers. - (movhi, movqi, movsf, movdf, movdi patterns): Likewise. - -Tue Jul 23 23:10:41 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * tree.h (struct tree_int_cst): Add field for TREE_CST_RTL. - * varasm.c (decode_addr_const, output_constant_def): AllowINTEGER_CST. - -Tue Jul 23 16:42:09 1996 Jim Wilson <wilson@cygnus.com> - - * sh.c (reg_unused_after): Handle JUMP_INSN inside a sequence. - -Tue Jul 23 16:33:25 1996 Mike Stump <mrs@cygnus.com> - - * Make exception handling work better when optimizations are on. - * except.c, except.h: New files. - * Makefile.in (OBJS): Add except.o. - (except.o): Add. - (stmt.o, final.o): Add except.h. - * rtl.c (note_insn_name): Add NOTE_INSN_EH_REGION_{BEG,END}. - * rtl.h: Likewise. - * arm.h (MASK_RETURN_ADDR): Define. - * pa.h (MASK_RETURN_ADDR, RETURN_ADDR_RTX): New macros. - * sparc.h (DOESNT_NEED_UNWINDER): Define if not doing a flat function. - * mips.h (RETURN_ADDR_RTX): Improve. - * vax.h (RETURN_ADDR_RTX): Improve. - * toplev.c (rest_of_compilation): Use find_handler_labels. - (main, interim_eh{,_hook}): Remove interim_eh_hook support. - (flag_exceptions): New flag; also add to table. - (compile_file): Emit the exception table in the backend now. - * final.c (final_scan_insn): Support ASM_OUTPUT_EH_REGION_{BEG,END}. - (final_scan_insn): Redo handler labels, implement - NOTE_INSN_EH_REGION_BEG and NOTE_INSN_EH_REGION_END and use them - instead of CODE_LABELs. - (final): Add call to check_handler_labels. - * libgcc2.c (L_eh): Add support for EH_TABLE_LOOKUP. - * sparc.md (return): Add a reference to the return address register. - * flow.c (find_basic_blocks): Add support for handler_labels. - * loop.c (find_and_verify_loops): Likewise. - * jump.c (jump_optimize): Likewise. - Add call to check_handler_labels. Add call to exception_optimize. - * sched.c (sched_analyze): Smuggle exception region notes around. - (unlink_notes, reemit_notes, schedule_block): Likewise. - (sched_analyze): Add extra element since we remove two at a time. - * integrate.c (save_for_inline_copying): Add support for exception - regions. - (expand_inline_function): Likewise. - (function_cannot_inline_p): Don't inline functions that have EH - regions before NOTE_INSN_FUNCTION_BEG. - (finish_inline): Use FIRST_FUNCTION_INSN, not NEXT_INSN. - * function.c (expand_start_all_catch): New function. - * function.h: Add exception handling support information. - * expr.c (expand_expr, {defer,expand}_cleanups_to, do_jump): Transform - interim_eh_hook into calls to expand_ehregion_{start,end}. - * stmt.c (expand_{decl_cleanup,cleanups}): Likewise. - (init_stmt_for_function): Call init_eh. - (save_stmt_status): Call save_eh_status. - (restore_stmt_status): Call restore_eh_status. - * expr.h (throw_libfunc): Add. - * optabs.c (throw_libfunc): Initialize. - * print-rtl.c (print_rtx): Add support for exception regions. - * rs6000.c (EXCEPTION_SECTION): Define. - * output.h (exception_section): Declare. - * varasm.c (exception_section): Define. - * i386.c, i960.c, rs6000.c: Include except.h for function.h. - * c-pragma.c, emit-rtl.c, expr.c, final.c, flow.c: Include except.h. - * function.c, integrate.c, jump.c, loop.c, objc-act.c: Likewise. - * stmt.c, stor-layout.c, toplev.c, tree.c, varasm.c: Likewise. - -Tue Jul 23 12:32:54 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.c (rs6000_replace_regno): Set pic_offset_table_rtx so - that other phases will use the PIC register instead of the - placeholder. - - * rs6000.md (movsi_got*): Eliminate -fPIC code, keep -fpic code. - (movsi): Only call movsi_got if -fpic, not -fPIC. - - * sysv4.h (OVERRIDE_OPTIONS): Improve error messages. Always set - -msdata=data by default, even if -fpic/-fPIC/-mrelocatable. Treat - -fPIC the same as -mrelocatable-lib and vica versa. - - * t-ppcgas: (MULTILIB_*): Use -mreloctable-lib, instead of - -mrelocatable. Map Solaris into mcall-sysv-noeabi case. Build - -mrelocatable-lib libraries under non-eabi case. When linking, if - -fpic, -fPIC, or -shared, link in the -mrelocatable-lib libraries. - -Mon Jul 22 19:34:20 1996 Jim Wilson <wilson@cygnus.com> - - * iris6.h (ASM_SPEC): Change {% to %{. - - * dwarf2out.c (output_call_frame_info): Change FDE CIE offset to - be section name rather than 0. - (gen_subprogram_die): Only emit DW_AT_external if origin is NULL. - Only call equate_decl_number_to_die if origin is NULL. - (dwarfout_begin_function): In code that computes offset of frame - pointer, change 4 to UNITS_PER_WORD. - - * combine.c (undo_all): Clear previous_undos field. - -Mon Jul 22 19:10:45 1996 Ian Lance Taylor <ian@cygnus.com> - - * configure: Don't change target_alias to target in Makefile. - -Sat Jul 20 09:28:38 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * dwarfout.c (output_bound_representation): Treat default case - as variable bounds, then look inside for SAVE_EXPR. - - * mips.h (INITIALIZE_TRAMPOLINE): Use `_flush_cache'; flush data - cache too. - -Sat Jul 20 09:24:13 1996 Marco Walther (Marco.Walther@mch.sni.de). - - * configure (mips-sni-sysv4): New target. - * mips/sni-gas.h, mips/sni-svr4.h, mips/x-sni-svr4: New files. - -Fri Jul 19 17:44:13 1996 Stan Coxs <coxs@dg-rtp.dg.com> - - * i386.md: (leave): Clobbers esp and ebp. - - * i386.h: (TARGET_USE_Q_REG): Support inline strlen on PentiumPro - -Fri Jul 19 15:56:18 1996 Ian Lance Taylor <ian@cygnus.com> - - * m68k/t-m68kbare (MULTILIB_OPTIONS): Add m5200. - (MULTILIB_EXCEPTIONS): Define. - * m68k/lb1sf68.asm: Add MCF5200 support. - * m68k.md (adddi_sexthishl32): Set condition to !TARGET_5200. - (subdi_sexthishl32, ashrdi3, ashrhi3): Likewise. - (negdi2): Change into define_expand. - (negdi2_internal): Rename from old negdi2; condition now !TARGET_5200. - (negdi2_5200): New insn. - * m68k.c (output_function_prologue): Don't use add.w if TARGET_5200. - (output_function_epilogue): Likewise. - - * m68k.md (movqi): Remove complex cases which move between address reg - and memory; rely on secondary reloads instead. - -Fri Jul 19 12:22:50 1996 Brendan Kehoe <brendan@lisa.cygnus.com> - - * fixproto (std_files): Add utime.h. - -Fri Jul 19 10:59:46 1996 Jeffrey A Law (law@cygnus.com) - - * m68k/m68kemb.h: Remove '\' at EOF. - -Fri Jul 19 09:59:00 1996 Joel Sherrill <joel@OARcorp.com> - - * m68k/coff.h (STARTFILE_SPEC): Add #undef before definition. - -Fri Jul 19 09:44:45 1996 J.T. Conklin <jtc@rtl.cygnus.com> - - * m68k.h (LEGITIMATE_INDEX_P): Coldfire does not have scale - by 8 addressing modes. - - * m68k-none.h: Use MASK_* macros instead of explicit constants. - -Fri Jul 19 09:08:53 1996 Philippe De Muyter <phdm@info.ucl.ac.be> - - * m68k.md (negdi2): Undo last change: don't apply neg to address regs. - -Fri Jul 19 09:03:01 1996 Robert Wilhelm (rwilhelm@Physik.TU-Muenchen.DE) - - * toplev.c (main): Correct typo in error message. - -Thu Jul 18 20:29:33 1996 Jim Wilson <wilson@cygnus.com> - - * Makefile.in (OBJS): Add dwarf2out.o. - (dwarf2out.o): New rule. - * dwarf2.h, dwarf2out.c: New files. - * dwarfout.c: Check DWARF_VERSION macro. - - * mips/iris6.h (DWARF_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): - Move after header files are included. - (iris5.h): Include instead of iris5gas.h. - (MACHINE_TYPE): Change 5.x to 6.x. - (DEBUG_SECTION, LINE_SECTION): Add debug_ to name, fix attributes. - (SFNAMES_SECTION, SRCINFO_SECTION, MACINFO_SECTION, PUBNAMES_SECTION, - ARANGES_SECTION): Fix attributes. - (DWARF_VERSION, MIPS_DEBUGGING_INFO, ASM_DECLARE_FUNCTION_NAME, - ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED, - FRAME_SECTION, ABBREV_SECTION): Define. - (DBX_DEBUGGING_INFO, SDB_DEBUGGING_INFO, MIPS_DEBUGGING_INFO, - DWARF_DEBUGGING_INFO, PREFERRED_DEBUGGING_INFO): Delete undefs at - end of file. - * mips.c (function_{pro,epi}logue): Use FUNCTION_NAME_ALREADY_DECLARED. - -Thu Jul 18 19:24:19 1996 David Mosberger-Tang <davidm@azstarnet.com> - - * alpha/elf.h (INT_ASM_OP): Change from ".long" to ".quad". - -Thu Jul 18 19:20:58 1996 Ulrich Drepper <drepper@myware.rz.uni-karlsruhe.de> - - * stddef.h: Undefine __need_wint_t. - -Thu Jul 18 19:06:35 1996 J.T. Conklin <jtc@hippo.cygnus.com> - - * longlong.h (mc680x0): Define umul_ppmm, udiv_qrnnd, sdiv_qrnnd - for the '020, '030, '040, and '332. Define count_leading_zeros - for the '020, '030, '040, and '060. - - * m68k.md: Add TARGET_5200 to conditions which determine whether - the extbl instruction is emitted. - (mulsi3): Enable pattern with TARGET_5200. - - * m68k.md (add patterns): Don't use two addqw instructions when - adding small (8 < N <= 16) integers to address registers on 68040. - -Thu Jul 18 18:06:15 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * configure: Write target_alias in Makefile. - (i[3456]86-*-sco3.2v4*): Set truncate_target. - * Makefile.in (target_alias): New and used for all current uses - of `target'. - -Thu Jul 18 17:46:02 1996 Dave Love <d.love@dl.ac.uk> - - * gcc.c (default_compilers): Extra Fortran extensions. - -Wed Jul 17 10:28:10 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu> - - * expmed.c (expand_mult_highpart): Revert last change. - -Tue Jul 16 12:51:59 1996 Doug Evans <dje@cygnus.com> - - * sparc/sparc-rtems.h: #include "sparc/sparc-aout.h" -> sparc/aout.h. - -Mon Jul 15 14:42:06 1996 Jim Wilson <wilson@cygnus.com> - - * mips/iris6.h (LINK_SPEC): Add -woff 84. - -Fri Jul 12 17:34:01 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/eabi.asm (__eabi): Convert pointers in the Global Offset - Table if -mrelocatable. Move loops into separate subroutines for - ease of debugging. Reorganize code somewhat. - - * rs6000/rs6000.c (small_data_operand): Allow small data under - Solaris. - - * rs6000/sol-c0.c (_start): Initialize r13 to point to the small - data operand. - - * rs6000/sol-c{i,n}.asm (_init, _fini): Enable shared library - support. - - * rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Default to - -msdata=data, even if -fpic or -mrelocatable. Allow -mrelocatable - and -mno-eabi. - (CPP_SYSV_SPEC): If -fpic, define __PIC__ and __pic__ to 1. If - -fPIC, define them to 2. - (CPP_ENDIAN_SPEC): Push definition of macros for specific endian - targets to new specs. - (CPP_ENDIAN_DEFAULT_SPEC): Define to use CPP_ENDIAN_BIG_SPEC. - (CPP_ENDIAN_{LITTLE,BIG,SOLARIS}_SPEC): New specs for little - endian mode, big endian mode, and Solaris, which can't define - _LITTLE_ENDIAN. Define __LITTLE_ENDIAN__ in all cases for little - endian systems. Define __BIG_ENDIAN__ in all cases for big endian - systems. - (SUBTARGET_EXTRA_SPECS): Add new specs. - - * rs6000/{eabile,sysv4le}.h (CPP_ENDIAN_DEFAULT_SPEC): Define to - use CPP_ENDIAN_LITTLE_SPEC. - - * rs6000/sol2.h (CPP_ENDIAN_LITTLE_SPEC): Define as - CPP_ENDIAN_SOLARIS_SPEC so that _LITTLE_ENDIAN is not define. - -Fri Jul 12 17:34:01 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.c (function_arg): Add IBM AIX XL compiler broken FP arg - passing compatibility mode. - * rs6000.h (TARGET_XL_CALL): Define default. - * aix3newas.h (TARGET_XL_CALL, SUBTARGET_SWITCHES): Define. - * aix41.h (TARGET_XL_CALL, SUBTARGET_SWITCHES): Define. - -Fri Jul 12 15:04:43 1996 Doug Evans <dje@cygnus.com> - - * arm.h (ASM_OUTPUT_MI_THUNK): Handle fns returning structures. - - * ptx4.h ({ASM,LINK}_SPEC): %{V} %{v:%{!V:-V}} -> %{v:-V}. - * svr4.h ({ASM,LINK}_SPEC): Likewise. - * dsp16xx/dsp16xx.h ({ASM,LINK}_SPEC): Likewise. - * i386/dgux.h (LINK_SPEC): Likewise. - * i386/sol2.h (LINK_SPEC): Likewise. - * m88k/dgux.h ({LINK,ASM_CPU}_SPEC): Likewise. - * sparc/sol2.h ({ASM,LINK}_SPEC): Likewise. - * sparc/sp64-elf.h ({ASM,LINK}_SPEC): Likewise. - * sparc/sysv4.h (ASM_SPEC): Likewise. - -Thu Jul 11 17:29:33 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.h (GOT_TOC_REGNUM): New macro for r2, which is used as a - marker for the GOT/TOC register to be allocated later. - (MACHINE_DEPENDENT_REORG): Call rs6000_reorg. - (rs6000_reorg): Add declaration. - - * rs6000.c (rs6000_got_register): Return REG 2, not a pseudo - register in order to work with inlined functions. - (rs6000_replace_regno): New function to replace a register with a - new pseudo register. - (rs6000_finalize_pic): Loop through all insns, replacing any - GOT_TOC_REGNUM registers with new pseudo register, and adding - initialization of GOT register if it was created. - (rs6000_reorg): New function to check whether the GOT_TOC register - marker was removed. - -Thu Jul 11 10:12:50 1996 Jeffrey A Law (law@cygnus.com) - - * h8300.h (OK_FOR_U): If generating H8S code, accept - SYMBOL_REF and SYMBOL_REF + CONST_INT. - - * h8300.c ({shift,rotate}_one): Emit tabs between opcode and - operands to be consistent with the rest of the compiler. - (shift_two, rotate_two): Define. - (get_shift_alg): Accept new argument "assembler2_p" for - rotate/shift by two insns. All callers changed. Rework - to generate more efficient code on the H8/300, H8/300H, and H8S. - Try to simplify somewhat. - (emit_a_shift): Use shift-by-two insns when they're available. - Emit tabs between opcode and operands to be consistent with - the rest of the compiler. - -Wed Jul 10 19:32:17 1996 Jim Wilson <wilson@cygnus.com> - - * mips/iris6.h (ASM_SPEC): Correct typos in Jun 18 change. - -Wed Jul 10 18:56:38 1996 Ian Lance Taylor <ian@cygnus.com> - - * sh.c (machine_dependent_reorg): When looking for instruction that - sets register in LOG_LINKS, skip link if REG_NOTE_KIND is not zero. - -Wed Jul 10 15:02:18 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.c (rs6000_got_register): New function to return a pseudo - register to hold the pic register. Abort if reload is in progress - or done. - (num_insns_constant): Allow SFmode and DFmode. - - * rs6000.h (CONST_DOUBLE_OK_FOR_LETTER_P): Redo 'G' so that it - means a constant that takes exactly two insns. - (rs6000_got_register): Add declaration. - - * rs6000.md (movsi_got): Move setup of pic register to - rs6000_got_register. - (movsf): If -msoft-float, don't force constants to memory. - (mov{sf,df} insns): If soft floating point, allow any constant to - be loaded. Add define_splits that allow the 604 to use both - integer units for loading constants. Make sure insn length is - correct. - -Tue Jul 9 17:05:10 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.c (easy_fp_constant): All FP constants are considered - hard for -fpic and hardware floating point, so that the GOT - register is created. - -Tue Jul 9 15:21:27 1996 Jim Wilson <wilson@cygnus.com> - - * x-iris6 (FIXPROTO_DEFINES): Add -D_SGI_SOURCE. - -Mon Jul 8 18:00:33 1996 Jim Wilson <wilson@cygnus.com> - - * sh.h (enum reg_class): Add new class GENERAL_FP_REGS. - (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise. - - * cse.c (note_mem_written): Varying structure memory access with - AND address can alias scalars. - * sched.c ({true,anti,output}_dependence): Likewise. - - * sh.c (calc_live_regs): For pragma_interrupt case, exclude call - clobbered regs that are fixed, explicitly add MACH_REG and MACL_REG. - - * calls.c (expand_call): For assign_stack_temp call in PARALLEL case, - get mode from type instead of using BLKmode. - * function.c (aggregate_value_p): If hard_function_value returns - a non-REG, then return 0. - - * mips.c (function_arg): Add explicit checks for FIELD_DECLs. - (mips_function_value): Add explicit checks for FIELD_DECLs, and save - them in the array FIELDS. When returning structure with 1 float field, - enclose it in a PARALLEL and set the PARALLEL mode correctly. - * mips.md (call_value): Call gen_call_value_multiple_internal0 - only if there are multiple return values. Strip the PARALLEL off - if there there is only one return value. - -Mon Jul 8 16:27:33 1996 Jeffrey A. Law <law@cygnus.com> - - * First cut at support for the H8S. - * h8300.c (h8300_init_once): Handle the H8S (treat it - like the H8/300H). - (dosize, adds_subs_operand, one_insn_adds_subs_operand): Likewise. - (output_adds_subs, const_costs, print_operand): Likewise. - (output_simode_bld, h8300_adjust_insn_length): Likewise. - (push_order, pop_order): Reverse. - (function_prologue): Try to use ldm.l and stm.l insns - on the H8S. Minor cleanups. - (function_epilogue): Likewise. - (asm_file_start): Emit ".h8300s" when compiling for the H8S. - * h8300/h8300.h (CPP_SPEC): Handle the H8S. - (TARGET_H8300S): New target. - (TARGET_SWITCHES): Add "-ms" and "-mno-s". - (BITS_PER_WORD): Handle the H8S (treat it like the H8/300H). - (UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY): Likewise. - (BIGGEST_ALIGNMENT, BIGGEST_FIELD_ALIGNMENT): Likewise. - (INITIALIZE_TRAMPOLINE, MOVE_MAX, Pmode): Likewise. - * h8300.md: Handle H8S just like H8/300H - throughout the entire file. - * t-h8300 (MULTILIB_OPTIONS): Build "-ms" libraries too. - (MULTILIB_DIRNAMES): Put H8S libraries in "h8300s" directory. - * h8300/lib1funcs.asm: Emit ".h8300s" pseudo-op when generating - h8300s object files. Otherwise treat the H8S just like the H8/300H. - * ginclude/stdarg.h: Handle the H8S. - * ginclude/varargs.h: Likewise. - -Mon Jul 8 14:50:58 1996 Doug Evans <dje@cygnus.com> - - * sparc/sol2.h (LINK_SPEC): Don't pass `-z text' if - -shared -mimpure-text. - -Sun Jul 7 18:03:46 1996 Torbjorn Granlund <tege@noisy.tmg.se> - - * m68k/lb1sf68.asm (__udivsi3): Use faster tstw instead of btst. - -Thu Jul 4 11:44:39 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (get_inner_reference): Delete using alternate mode for - bitfield; we don't make bitfields anymore if not needed. - -Wed Jul 3 18:23:17 1996 Stephen L Moshier (moshier@world.std.com) - - * c-common.c (record_function_format): Define as static. - - * collect2.c (at SUNOS4_SHARED_LIBRARIES): Fix reference to unistd.h. - -Wed Jul 3 17:35:20 1996 Gavin Koch <gavin@cygnus.com> - - * c-typeck.c (default_conversion): Add bitfield promotions. - -Wed Jul 3 17:09:22 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * gcc.c (default_compilers): Add null entries for languages we - heard of. - (main): If found one of those entries, say compiler not installed. - -Wed Jul 3 12:52:53 1996 Jeffrey A. Law <law@cygnus.com> - - * pa.c (fmpy_operands): Define. - (combinable_{fmpy,add,fsub}): New function. - * pa.md (parallel_addb, parallel_movb): New patterns. - (fmpyadd, fmpysub): New patterns. - - * pa.c (fmpy{add,sub}operands): Tighten checks. Allow SFmode. - -Tue Jul 2 18:57:15 1996 Jeffrey A. Law <law@cygnus.com> - - * pa.c (ireg_or_int5_operand): New function. - (output_parallel_movb, output_parallel_addb): Likewise. - (combinable_copy, combinable_add, following_call): Likewise. - (pa_adjust_insn_length): Handle parallel unconditional branches. - (output_movb): Handle case were destination is %sar. - * pa.h: Declare new functions. - * pa.md (parallel_branch): New "type" attribute. - (delay slot descriptions): Don't allow "parallel_branches" in - delay slots. Fill "parallel_branches" like "branch" insns. - (movb patterns): Handle %sar as destination register. - - * expr.c (compare): If function pointers need canonicalization - before comparisons, canonicalize them. - (do_store_flag): Do not use an sCC insn for a function pointer - comparison if function pointers need canonicalization before - comparing. - -Tue Jul 2 17:56:37 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/sysv4.h ({START,END}FILE_LINUX_SPEC): If -mnewlib is not - used, use the crtbegin/crtend that 2.7.2 used. - -Sat Jun 29 07:10:02 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.h (INIT_EXPANDERS): Define, call rs6000_init_expanders. - (RS6000_VARARGS_OFFSET): fpmem area no longer next to outgoing - argument area. - (STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET): Likewise. - (frame_pointer_needed): Add external declaration. - (rs6000_{save,restore}_machine_status): Ditto. - (rs6000_init_expanders): Likewise. - - * rs6000.c (rs6000_{save,restore}_machine_status): New functions - to save and restore the globals needed on a per function basis. - (rs6000_init_expanders): Initialize globals needed on a per - function basis, and set up so the above save/restore functions are - called when processing nested functions. - (output_epilog): Don't initialize per function globals here. - (rs6000_stack_info): Change where fpmem save area is to below local - variables, and not just below the outgoing argument area. - - * rs6000.md (floatsidf2*, fix_truncdfsi2*): Rewrite conversion - routines to track new location of the fpmem save area. Allocate a - new base register temp for the routines in case the stack frame is - more than 32k in size. - -Sat Jun 29 05:44:37 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * explow.c (convert_memory_address, case PLUS): Fix error in - last change. - -Fri Jun 28 23:30:48 1996 Jeffrey A. Law <law@cygnus.com> - - * reload1.c (choose_reload_regs): Properly mark spill registers - as in use for inherited reloads. - -Fri Jun 28 18:37:20 1996 Stephen L Moshier <moshier@world.std.com> - - * objc/sarray.c (ifdef __alpha__): Don't declare `free'. - * objc/thr-decosf1.c (objc_thread_id): Use pthread_getunique_np - to obtain a thread ID value. - (objc_mutex_allocate): Cast mutex->owner to _objc_thread_t. - (objc_mutex_{deallocate,unlock}): Likewise. - (objc_mutex_{try,un,}lock): Declare thread_id as _objc_thread_t. - - * real.c (asctoeg): `0.0eX' is zero, regardless of the exponent X. - -Fri Jun 28 18:33:13 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * vax.md (rotl): Remove extraneous `$'. - - * combine.c (previous_num_undos): Deleted variable. - (MAX_UNDO): Deleted macro. - (struct undo): New field, next. - (struct undobuf): Deleted num_undos and undo. - New fields undos, frees, and previous_undos. - (SUBST, SUBST_INT): Rework to allocate memory and chain undo entries. - (combine_instructions): Initialize undobuf.{undos,previous_undos}, - not undobuf.num_undo and previous_num_undos. - (try_combine): Likewise. - (undo_all, gen_rtx_combine): Rework to use new data structures. - -Fri Jun 28 16:48:25 1996 Scott Christley <scottc@net-community.com> - - * objc/sendmsg.c (__objc_block_forward): New function. - (get_imp, objc_msg_lookup): Use different forwarding function - when the returning a floating point value. - -Fri Jun 28 16:25:25 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * configure: Allow multiple makefile frags. - (i[3456]86-*-linux*oldld*): Add i386/t-crtstuff as target frag. - (i[3456]86-*-linux*aout*, i[3456]86-*-linux*): Likewise. - (m68k-*-linux*aout*): Add t-linux-aout as target frag. - (m68k-*-linux*): Add t-linux as target frag. - * Makefile.in (Makefile): xmake_file and tmake_file now already - contain the $(srcdir)/config prefix. - - * config/t-linux (BOOT_CFLAGS): Removed, no longer necessary. - (CRTSTUFF_T_CFLAGS): Don't define. - (CRTSTUFF_T_CFLAGS_S): Define this instead. - * config/t-linux-aout (BOOT_CFLAGS): Removed. - * m68k/t-linux: Remove variables now in t-linux. - -Fri Jun 28 15:06:05 1996 John F. Carr <jfc@mit.edu> - - * alpha.c (alpha_emit_conditional_move): Emit correct code when - incoming comparison code is NE. - -Fri Jun 28 14:35:45 1996 J.T. Conklin <jtc@hippo.cygnus.com> - - * c-decl.c (init_decl_processing): Register __builtin_memset - and memset as builtin functions. - * expr.c (expand_builtin, case BUILTIN_MEMSET): Open code memset - where val == 0. - -Fri Jun 28 14:10:03 1996 Richard Henderson <rth@tamu.edu> - - * alpha/linux.h (FUNCTION_PROFILER): _mcount has non-standard linkage. - * alpha/elf.h (LINK_SPEC): Bring emulation name into sync - with Cygnus snapshot. - - * alpha.h ({MASK,TARGET}_BUILD_CONSTANTS): New macros. - (TARGET_SWITCHES): New target option build-constants. - * alpha.c (alpha_emit_set_long_const): New function. - * alpha.md (movdi): Call it. - * expmed.c (expand_mult_highpart): Use op1 not wide_op1 in - expansion of mul_highpart. - - * alpha.c (output_{pro,epi}log): Flag_inhibit_size_directive - should supress .ent, .end, and accompanying directives. - (alpha_output_lineno): Fix polarity on GAS test. - * alpha.h (NO_DBX_FUNCTION_END): New macro. - * dbxout.c (dbxout_function): Respect NO_DBX_FUNCTION_END. - * alpha/elf.h: New file. - * alpha/linux.h (INITIALIZE_TRAMPOLINE): New definition. - * alpha/xm-linux.h (HAVE_STRERROR): Define. - * configure (alpha*-linux*ecoff*): New target, was alpha-*-linux*. - (alpha-*-linux*): Use elf.h. - * crtstuff.c (init_dummy): Only i386-linux (at most) - needs ___brk_addr hack. - -Thu Jun 27 20:23:30 1996 Jon Buller (jonb@metronet.com) - - * ns32k.c (split_di): New; from i386.c. - * ns32k.md (adddi3, subdi3, negdi3): New patterns. - -Thu Jun 27 19:42:50 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * combine.c (force_to_mode, case NE): Fix typo and logical error. - (simplify_comparison): Don't swap args if op1 is CONST_INT. - -Thu Jun 27 18:49:35 1996 Jim Wilson <wilson@cygnus.com> - - * expmed.c (extract_bit_field): Check TRULY_NOOP_TRUNCATION before - making a SUBREG of a REG. - -Thu Jun 27 11:03:59 1996 Ian Lance Taylor <ian@cygnus.com> - - * mips.h (CC1_SPEC): Put spaces between the -mips* cases. - * mips/osfrose.h (CC1_SPEC): Likewise. - - * sh.c (output_branch): Don't call ADJUST_INSN_LENGTH if insn is - inside sequence. - -Wed Jun 26 19:09:43 1996 Jeffrey A. Law <law@cygnus.com> - - * pa.h (CMP_PSI): Delete. - (FUNCTION_POINTER_COMPARISON_MODE): Likewise. - * pa.md (cmppsi): Delete expander. - (canonicalize_funcptr_for_compare): Renamed from plabel_dereference, - turned into an expander + anonymous pattern. - -Tue Jun 25 22:36:11 1996 Doug Evans <dje@seba.cygnus.com> - - * gcc.c (PEXECUTE_VERBOSE): Define. - (execute): Pass PEXECUTE_VERBOSE to pexecute if -v. - -Tue Jun 25 12:23:54 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.h (FINALIZE_PIC): Define to call rs6000_finalize_pic. - (rs6000_finalize_pic): Add declaration. - (svr4_traceback): Delete unused declaration. - - * rs6000.md (movsi_got): Don't emit gen_init_v4_pic insn. - (V.4 call insns): Do not use @plt for PIC calls. - - * rs6000.c (print_operand_address): Handle LABEL_REF just like - SYMBOL_REF. - (rs6000_finalize_pic): Define, emit the gen_init_v4_pic insn - before all other insns if needed for V.4 PIC calls. - - * eabi-ci.asm (_GLOBAL_OFFSET_TABLE_): Do not provide a default - definition, since it interferes with the linker generated version. - -Tue Jun 25 01:17:50 1996 Jeffrey A. Law <law@cygnsu.com> - - * h8300.c (function_prologue): Update "monitor" prologues. - (function_epilogue): Similarly. - - * pa.h (PARSE_LDD_OUTPUT): Handle dynamic libraries that are - loaded "statically". - -Mon Jun 24 19:48:36 1996 Joel Sherrill <joel@merlin.gcs.redstone.army.mil> - - * configure ({i386,i960,m68k,powerpc,sparc}-rtems): New targets. - * i386/go32-rtems.h, i386/i386-rtems.h: New files. - * i960/i960-rtems.h: New file. - * m68k/m68k-rtems.h: New file. - * rs6000/powerpc-rtems.h: New file. - * sparc/sparc-rtems.h: New file. - -Mon Jun 24 23:09:22 1996 Paul Eggert <eggert@twinsun.com> - - * cccp.c: (create_definition): Diagnose `#define #' only once. - -Mon Jun 24 11:42:58 1996 Jim Wilson <wilson@cygnus.com> - - * i386/cygwin32.h, rs6000/cygwin32.h (CPP_PREDEFINES): For consistency, - change to define WIN32, WINNT, and CYGWIN32. - -Mon Jun 24 10:46:50 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.md (floatsidf2*): Move the xor of the argument into the - define_insn, since it confuses inline function expands. - -Fri Jun 21 20:40:17 1996 Jim Wilson <wilson@cygnus.com> - - * mips.md (call_internal1, call_value_internal1): Delete obsolete code. - (call_internal2, call_value_internal2, call_value_multiple_internal2): - Delete obsolete code. Explicitly load SYMBOL_REF into register. - (call_value): Change Pmode to SImode in gen_call_value_internal0 call. - -Thu Jun 20 12:20:33 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * configure (*-aix*): If building a cross compiler, use t-xnewas - instead of t-newas. - - * rs6000.c (num_insns_constant_wide): Fix typo if HOST_WIDE_INT - has more than 32 bits. - -Wed Jun 19 17:50:33 1996 Richard Henderson <richard@atheist.tamu.edu> - - * combine.c (move_deaths): New parameter maybe_kill_insn. - Don't move note if reg killed by maybe_kill_insn. - (try_combine): Pass new arg to move_deaths. - -Wed Jun 19 10:44:47 1996 Brendan Kehoe <brendan@lisa.cygnus.com> - - * toplev.c (flag_keep_static_consts): Define. - (f_options): Add "keep-static-consts" entry. - (compile_file): Check it in addition to !optimize for emitting - static const variables. - -Tue Jun 18 23:37:20 1996 Doug Evans <dje@cygnus.com> - - * i386/cygwin32.h (ASM_OUTPUT_SOURCE_LINE): Local symbols begin with L. - -Tue Jun 18 12:00:11 1996 Jason Merrill <jason@yorick.cygnus.com> - - * varasm.c (asm_output_aligned_bss): Don't emit a skip of size 0. - -Tue Jun 18 06:24:28 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * integrate.c (expand_inline_function): Add missing call to - force_operand when getting structure_value_addr into reg. - - * alpha.c (override_options): Allow EV4/5 or 21064/21164 for cpu. - Clean up handling of floating-point options. - * alpha.h (TARGET_SWITCHES): Have all -mieee options turn - on MASK_IEEE_CONFORMANT. - (TARGET_DEFAULT): Use symbolic value. - * alpha.md: When not involving named pattern, update condition - to include alpha_tp != ALPHA_TP_INSN. - Don't do float_extend as part of other pattern when ALPHA_TP_INSN. - (extendsfsd2): Split into two patterns, depending on - value of alpha_tp. - - * mips/iris6.h (ASM_SPEC): Treat -o32 as -32 and -n64 same as -64. - * mips.c (override_options): Likewise. - - * genattrtab.c (fatal): Declare A1 and A2 as char *. - - * function.c (find_temp_slot_from_address): Check for overlap - from BASE_OFFSET if X is PLUS of virtual_stack_vars_rtx and const. - - * flow.c (flow_analysis): Fix typo in last change. - - * expr.c (expand_builtin, case BUILT_IN_{SET,LONG}JMP): Properly - handle case when ptr_mode != Pmode. - - * combine.c (try_combine): Don't use split if dest of new I2 - is used between I2 and I3. - - * c-typeck.c (pointer_int_sum): Convert integer to both signedness - and precision of sizetype. - * explow.c (convert_memory_address, case PLUS, MULT): Don't commute - operation with extension if not adding small integer. - - * Makefile.in (BOOT_LANGUAGES): New variable. - (bootstrap): Use it to select languages for stage1. - * configure (extra_host_objs): New variable. - Separate files needed for target and host and concatenate list. - (extra_gcc_objs): Use setting for host, not target. - (objc_thread_file): Start with it as null, then don't include "thr-". - Print name of file after others and in same format. - (alpha-*-winnt*, i[3456]86-*-winnt): oldnames.o is in extra_host_objs. - (all_boot_languages): New variable. - Set from boot_language variable in config-lang.in. - Defines value of BOOT_LANGUAGES in Makefile. - (Makefile): Set target to the canonical form of target. - -Mon Jun 17 22:37:07 1996 Mike Meissner <meissner@rtl.cygnus.com> - - * rs6000/win-nt.h (ASM_DECLARE_FUNCTION_NAME): Put function - descriptor in .reldata, not .text. - -Mon Jun 17 16:05:34 1996 Brendan Kehoe <brendan@lisa.cygnus.com> - - * ginclude/stddef.h (wint_t): Don't wrap with #ifndef __cplusplus. - -Mon Jun 17 15:03:20 1996 Jim Wilson <wilson@cygnus.com> - - * mips.c (mips_split_addresses): New variable. - (simple_memory_operand): Add comment about mode check. Add check - for LO_SUM. - (call_insn_operand): OP is now an addresses instead of a MEM. - (move_operand, mips_check_split): New functions. - (mips_count_memory_refs): Add check for LO_SUM. - (mips_move_1word): Add HIGH support. - (mips_address_cost): Delete check for HIGH. - (output_block_move): Handle LO_SUM addresses. - (override_options): Set mips_split_addresses. - (print_operand_address): Add LO_SUM support. - * mips.h (mips_split_addresses, mips_check_split, move_operand): - New declarations - (GO_IF_LEGITIMATE_ADDRESS): Reject constant addresses when - mips_split_addresses is TRUE. Add LO_SUM support. - (LEGITIMIZE_ADDRESS): Add LO_SUM support. - (PREDICATE_CODES): Modify call_insn_operand support. Add - move_operand. - * mips.md (memory): Change r4100/r4300 support. - (imuldiv): Add r4300 support. - (high, low): New patterns. - (movsi, movdi): Add LO_SUM support. - (movsi_internal1, movsi_internal2): Use move_operand instead of - general_operand. - (movstrsi_internal, movstrsi_internal2): Delete R constraint. - (call, call_value): Pass address instead of MEM to call_insn_operand. - Call gen_call_{value_}internal0 instead of internal1. - (call_internal0, call_value_internal0, call_multiple_internal0): - New patterns. - (call_internal1, call_internal2, call_value_internal1, - call_value_internal2, call_value_multiple_internal2): Add explicit - MEM before target address. - -Sun Jun 16 23:05:16 1996 Jeffrey A. Law <law@cygnus.com> - - * configure (hppa*-hp-hpux10*): Use new pa-hpux10 configuration file. - (hppa*-hp-hpux*): Use hpux9 configuration files by default. - * pa/pa-hpux10.h: New file. - * pa/pa-ghpux9.h: Deleted. No longer used. - -Sat Jun 15 04:35:51 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu> - - * i386/gnu.h (LINK_SPEC): Remove -rpath /lib/ option. - Ignore -ibcs option. - -Thu Jun 13 14:49:41 1996 Jim Wilson <wilson@cygnus.com> - - * gen-protos.c (main): Change argv[i] to argv[0][i]. - -Thu Jun 13 10:46:24 1996 Doug Evans <dje@cygnus.com> - - * gcc.c (pfatal_pexecute): Delete code to check errno < sys_nerr. - -Wed Jun 12 21:47:10 1996 Eliot Dresselhaus <dresselh@rft30.nas.nasa.gov> - - * alpha.c (alpha_cpu, alpha_cpu_string): New variables. - (override_options): Process -mcpu= value. - (alpha_adjust_cost): Handle adjustments for EV5. - * alpha.h (enum processor_type): New enum. - (alpha_cpu, alpha_cpu_string): New declarations. - (target_options): Add "cpu=". - (RTX_COSTS): Adjust values for EV5. - * alpha.md: Add scheduling rules for EV5. - -Tue Jun 11 17:51:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-common.c (check_format_info): Change text of message about use - of `0' with precision. - -Tue Jun 11 15:14:10 1996 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.h (TARGET_SCHEDULE_PROLOGUE): New. Allows prologue to - be emitted as asm or rtl. - - * i386.c (function_prologue): Emit prologue as asm. - (override_options): Don't emit rtl for prologue if -fpic. - -Tue Jun 11 14:41:01 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/eabi.asm (__eabi): Fix normal code so that it properly - loads up r2/r13 if needed again. - - * rs6000/sysv4.h (CPP_ENDIAN_SPEC): Call cpp_endian_default, not - cpp_endian_default_spec. - -Mon Jun 10 15:10:56 1996 Jeffrey A. Law <law@cygnus.com> - - * local-alloc.c (update_equiv_regs): Ignore insns that read or - write registers that are likely to be spilled. - - * pa.h (cmp_type): Add CMP_PSI. - (FUNCTION_POINTER_COMPARISON_MODE): Define. - * pa.md (cmppsi): New expander. - (plabel_dereference): New pattern - -Mon Jun 10 14:56:14 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/sol2.h (SKIP_ASM_OP): Delete, Solaris accepts .space, - like rest of PowerPC V4 ports. - - * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Emit .lcomm if not - using the .sbss area. If using the .sbss area, put out - appropriate .size directive. - -Mon Jun 10 14:53:38 1996 Doug Evans <dje@cygnus.com> - - * Move fork/exec/wait handling into file of its own. - * pexecute.c: New file. - * Makefile.in (pexecute.o): Add rule. - (xgcc): Link in pexecute.o. - (protoize,unprotoize): Likewise. - * gcc.c (_WIN32): Don't include process.h or declare spawnv{,p}. - (pexecute,pwait): Add prototypes. - (PEXECUTE_{FIRST,LAST,SEARCH}): Define. - (execv,execvp): Delete decls. - (perror_exec): Delete. - (pfatal_pexecute): New function. - (pexecute support): Delete. - (execute): -pipe not supported if _WIN32 or OS2. - Update call to pexecute. Fatal error if pexecute fails. Call pwait. - * protoize.c: Include gansidecl.h. - (my_execvp): Delete. - (choose_temp_base,pexecute,pwait): Declare. - (PEXECUTE_{FIRST,LAST,SEARCH}): Define. - (execvp): Delete decl. - (usage): Fix typo. - (gen_aux_info_file): Rewrite to use pexecute/pwait. - - * gcc.c (do_spec_1): Allow leading text in version string. - Delete support for default minor number = 0. - -Mon Jun 10 11:49:53 1996 Scott Christley <scottc@net-community.com> - - * objc/Makefile (libobjc.a): Don't delete the library. - - * objc/thr.h (objc_set_thread_callback): New function. - (objc_thread_callback): Typedef for the hook function. - * objc/thr.c (__objc_thread_detach_function): Clear thread storage. - Call the thread hook function when first becoming multi-threaded. - (objc_set_thread_callback): New function. - - * objc/selector.c (__sel_register_typed_name): Additional parameter - that indicates whether name and type parameters are constant or not. - * objc/runtime.h (__sel_register_typed_name): Likewise. - * objc/init.c (__sel_register_typed_name): Likewise. - - * objc/init.c (__objc_init_protocols): Need to unlock mutex. - -Mon Jun 10 11:44:44 1996 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * sparc/t-sol2 (gmon.o): Depend on stmp-int-hdrs. - (crt1.o, crti.o, crtn.o, gcrt1.o): Depend on $(GCC_PASSES). - -Mon Jun 10 11:29:46 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * flow.c (flow_analysis, find_basic_blocks): Ignore - nonlocal_label_list for CALL_INSN that has a REG_RETVAL. - - * c-common.c (decl_attributes, case A_T_UNION): Don't look at fields - of union if there aren't any. - -Sat Jun 8 22:13:33 1996 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.c (ix86_expand_prologue): Keep pic register load ahead - of reference which may use a pic register. - -Sat Jun 8 22:13:33 1996 Jim Wilson <wilson@cygnus.com> - - * i386.md (strlensi_unroll4, strlensi_unroll5): Use + not =& for - constraint for input/output operand 2. - -Sat Jun 8 22:13:33 1996 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * i386.h (CONST_COSTS): Even integer constants have a cost. - (RTX_COSTS): Take costs of subexpressions into account. - If a multiply is actually a shift, use the cost of the shift. - * i386/unix.h (SHIFT_DOUBLE_OMITS_COUNT): New macro. - * i386/{gas, next, seq-gas}.h (SHIFT_DOUBLE_OMITS_COUNT): Redefine - as zero. - * i386.c (print_operand): new letter 's'. - -Sat Jun 8 15:13:33 1996 Jim Wilson <wilson@cygnus.com> - - * mips.c (override_options): Add vr4100 and vr4300 support. - * mips.h (enum processor_type): Likewise. - (MASK_4300_MUL_FIX, TARGET_4300_MUL_FIX): New macros. - (TARGET_SWITCHES): Add -mfix4300 option. - * mips.md (cpu, memory, imuldiv, adder, mult, divide): Add - vr4100 and vr4300 support. - (muldf3, mulsf3): Add vr4300 support. - (muldf3_internal, muldf_r4300, mulsf3_internal, mulsf_r4300): New - patterns. - -Sat Jun 8 14:35:23 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * toplev.c (main): Re-enable -gxcoff+. - -Sat Jun 8 14:20:14 1996 J.T. Conklin <jtc@rtl.cygnus.com> - - * m68k/lb1sf68.asm (__{eq,ne,gt,lt,ge,le}{df,sf}2): Removed - extraneous comments, constants, labels, etc. - - * m68k/altos3068.h (TARGET_DEFAULT): Use MASK_* macros - instead of explicit constants in definitions or conditionals. - * m68k/{apollo68, aux, ccur-GAS, dpx2, hp320, hp3bsd}.h: Likewise. - * m68k/{hp3bsd44, isi-nfp, isi, linux-aout, linux}.h): Likewise. - * m68k/{lynx-ng, lynx, m68k-none, m68k-psos, m68kv4}.h): Likewise. - * m68k/{mot3300, netbsd, news, next, pbb, plexus, sun2o4}.h): Likewise. - * m68k/{sun3, sun3n, tower}.h): Likewise. - -Sat Jun 8 13:55:23 1996 Matthias Pfaller (leo@marco.de) - - * ns32k.md (define_insns for ffs[qhs]i2): Deleted. - (define_expand for ffssi2): New pattern. - -Sat Jun 8 13:44:14 1996 Stephen L Moshier (moshier@world.std.com) - - * reload.c (find_equiv_reg): Set need_stable_sp if GOAL is the - stack pointer. - -Sat Jun 8 13:36:05 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * function.c (fixup_var_refs_1, case SIGN_EXTEND): Handle - paradoxical SUBREGs as first operand. - (fixup_var_regs_1, case SET): Handle paradoxical SUBREGs as - first operand of a ZERO_EXTRACT in SET_DEST. - - * c-common.c (enum attrs): Add A_FORMAT_ARG. - (init_attribute): Initialize it. - (decl_attributes, case A_FORMAT): Clean up error messages. - (decl_attributes, case A_FORMAT_ARG): New case. - (struct international_format_info): New structure and typedef. - (international_format_list): New variable. - (record_international_format): New function. - (init_format_info): Call it for gettext, dcgettext, and dcgettext. - (check_format_info): See if format arg is call to - internationalization function. - -Fri Jun 7 20:04:40 1996 Jim Wilson <wilson@cygnus.com> - - * gcc.c (MULTILIB_SELECT): Delete definition. - (multilib_select): Delete static initializer. - (multilib_obstack, multilib_raw): New global variables. - (multilib.h): Include inside multilib_raw definition. - (main): Set multilib_select from multilib_raw. - * genmultilib: Change output to be a sequence of short strings - separated by commas rather than a single long macro definition. - - * cse.c (simplify_binary_operation, case MULT): Check for case - where width is larger than HOST_BITS_PER_WIDE_INT, and upper most - bit is set. We can not generate a simple shift in this case. - - * gsyms.h (enum sdb_type): Add T_LNGDBL if EXTENDED_SDB_BASIC_TYPES. - (enum sdb_masks): Add EXTENDED_SDB_BASIC_TYPES masks. - * sdbout.c (gsyms.h): Include if CROSS_COMPILE is defined. - (plain_type_1): Use TYPE_PRECISION instead of TYPE_SIZE. - Add check for LONG_DOUBLE_TYPE_SIZE if EXTENDED_SDB_BASIC_TYPES. - * i960.h (EXTENDED_SDB_BASIC_TYPES): Define. - (PUT_SDB_TYPE): Delete now unnecessary shifting and masking. - - * i960.h (i960_output_move_{double,quad}): Declare. - -Fri Jun 7 19:22:09 1996 Scott Christley <scottc@net-community.com> - - * Makefile.in (OBJC_THREAD_FILE): New variable. - * configure (objc_thread_file): Set new variable to appropriate - values based upon target operating system; default is `thr-single'. - * objc/Makefile (OBJC_THREAD_FILE): Add target and dependency. - (thr.o): Remove OS specific thread files as dependencies. - * objc/thr-decosf1.c: Now compiles as a separate source file, so - include appropriate Objective-C headers. - * objc/thr-{mach,os2,posix,irix,single,solaris,win32}.c: Likewise. - * objc/thr.c: Remove inclusion of source files. - * objc/thr.h (__objc_thread_exit_status): Declare global variable. - * objc/thr-pthreads.c: New file. - -Fri Jun 7 19:04:04 1996 J.T. Conklin <jtc@rtl.cygnus.com> - - * m68k.h (TARGET_SWITCHES): Treat -m68302 like -m68000 and -m68332 - like -m68020; remove -mno-68302 and -mno-68332. - -Fri Jun 7 12:06:12 1996 Per Bothner <bothner@deneb.cygnus.com> - - * expr.c (safe_from_p): Allow Chill-style variable-sized arrays. - -Thu Jun 6 23:11:11 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300.c (h8300_monitor_function_p): New function. - (h8300_os_task_function_p): Likewise. - (os_task, monitor): Variables to note if the current - function is an os_task or monitor. - (function_prologue): Set monitor and/or os_task as needed. Handle - os_task and monitor functions. - (function_epilogue): Clear monitor and os_task. Handle os_task and - monitor functions. - (h8300_valid_machine_decl_attribute): Accept "OS_Task" and - "monitor". - -Thu Jun 6 20:01:54 1996 Per Bothner <bothner@cygnus.com> - - * gen-protos.c (progname): New variable (needed by cppalloc.c). - (main): Set progname. - - * cpplib.h (struct parse_file): Removed. - (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, CPP_OUT_BUFFER): New macros. - * cpphash.c (cpp_lookup): Change struct parse_file -> cpp_reader. - - * cpplib.c (init_parse_option): Renamed to cpp_options_init. - (push_parse_file): Renamed to ... - (cpp_start_read): Change to return 1 on success, 0 on failure. - (init_parse_file): Renamed to cpp_reader_init. - * cppmain.c (main): Use CPP_SET_WRITTEN and cpp_fatal. - Use renamed function names, and return protocols. - * fix-header.c (read_scan_file): Likewise. - - * cpperror.c (cpp_message): Generalize for "fatal" errors. - (cpp_fatal): New function (just calls cpp_message). - * cpplib.c (cpp_start_read, cpp_handle_options, cpp_finish, - parse_goto_mark, parse_move_mark): Use cpp_fatal rather than fatal. - - * fix-header.c (check_macro_names): Fix struct parse_file->cpp_reader. - * cpplib.c (newline_fix): Remove unused function. - -Thu Jun 6 19:47:26 1996 Jim Wilson <wilson@cygnus.com> - - Changes to support parameters and return values in multiple - non-contiguous locations. - * calls.c (expand_call): Handle NIL in PARALLEL. Handle PARALLEL - parameter in REG. Handle PARALLEL return value in VALREG. - (emit_library_call, emit_library_call_value): Abort for PARALLEL. - (store_one_arg): Delete code for handling EXPR_LIST. - * expr.c (emit_group_load, emit_group_store): New functions. - (use_group_regs): New function. - (emit_push_insn): Handle PARALLEL parameter in REG. - (expand_assignment): Handle PARALLEL to_rtx. - (store_expr): Handle PARALLEL target. - * expr.h (emit_group_load, emit_group_store, use_group_regs): New - declarations. - * function.c (assign_parms): Handle PARALLEL parameter in ENTRY_PARM. - * stmt.c (expand_value_return): Handle PARALLEL return_reg. - - * mips/abi64.h (TYPE_DEPENDENT_REG): Delete. - * mips.c (function_arg): Return PARALLEL for structure with - aligned double fields. - (type_dependent_reg): Delete. - (mips_function_value): Return PARALLEL for structure - with two floating point fields. - * mips/mips.md (call_value): Handle PARALLEL in operands[0]. - (call_value_multiple_internal2): New pattern. - * pa.h (FUNCTION_ARG): General PARALLEL instead of EXPR_LIST. - * rs6000.c (init_cumulative_args): Change EXPR_LIST to PARALLEL - in comments. - (function_arg): Generate PARALLEL instead of EXPR_LIST. - -Thu Jun 6 18:21:27 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * function.c (assign_parms): Tighten up code that makes REG_EQUIV - notes for parms. - - * fold-const.c (fold): Don't do anything with evaluated SAVE_EXPR. - -Thu Jun 6 17:54:07 1996 J.T. Conklin <jtc@cygnus.com> - - * m68k.h (TARGET_SWITCHES): Group all floating point options. - When an fp option is selected, unset bits used for other mutually - exclusive fp options. - (OVERRIDE_OPTIONS): Remove special case for SUPPORT_SUN_FPA; - bits used for 68881 and SKY are now cleared by TARGET_SWITCHES. - - * m68k.md (movsi_const0, movhi): Favor clr with TARGET_5200. - (add[qhs]3): Don't use two addqw/subqw insns to add small integers to - an address register with TARGET_68060. - (stack push peephole): Use moveq.l with TARGET_5200 (when appropriate). - - * m68k.h (MASK_5200, TARGET_5200): New macros. - (TARGET_SWITCHES): Add "m5200". - (LEGITIMATE_INDEX_P): Add TARGET_5200 to conditional expression. - * m68k.c (const_method): Do not synthesize long constants - with byte or word operations with TARGET_5200. - * m68k.md: Disable byte and word arithmetic, rotate, integer - divide, dbcc, etc. insns for TARGET_5200. - * m68k-none.h: (CPU_FPU_SPEC, CPP_SPEC, ASM_SPEC): Support m5200. - -Thu Jun 6 17:32:32 1996 Paul Eggert <eggert@twinsun.com> - - * fixproto (subdirs): Work around Solaris 2.5 - /usr/xpgr/bin/sed problem with \+\+. - -Thu Jun 6 15:06:27 1996 Jim Wilson <wilson@cygnus.com> - - * c-decl.c (grokdeclarator): Call pop_obstacks after creating - TYPE_DECL. - - * loop.c (strength_reduce): If HAVE_cc0 defined, disable auto_inc_opt - if it would put an insn between a cc0 setter/user pair. - -Thu Jun 6 13:06:54 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/sysv4.h (LIBGCC2_WORDS_BIG_ENDIAN): If __sun__ is - defined, treat that as little endian. - -Wed Jun 5 20:04:53 1996 Jim Wilson <wilson@cygnus.com> - - * i960.h (ROUND_TYPE_ALIGN): Add check for TYPE_PACKED. - - * sh.h (SHORT_IMMEDIATES_SIGN_EXTEND): Define. - * sh.md (branch_true): Add comment about T-bit compares. - -Tue Jun 4 23:08:34 1996 Per Bothner <bothner@deneb.cygnus.com> - - * cpplib.h, cpplib.c: Remove support for !STATIC_BUFFERS. - * cpplib.h: Use unsigned char rather than U_CHAR. - * cpplib.h (cpp_reader): Add destructor #ifdef __cplusplus. - (cpp_cleanup): New prototype. - * cpplib.c (special_symbol, do_once, do_include, cpp_get_token): - Compare cpp_buffer against CPP_NULL_BUFFER, not NULL. - - * cpplib.c (dump_special_to_buffer): New function. - (initialize_builtins): Use it. - -Wed Jun 5 19:10:22 1996 Jeffrey A. Law <law@cygnus.com> - - * pa/pa.h (TEXT_SPACE_P): Fix thinko in last change. - -Wed Jun 5 16:25:51 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.h (ASM_DEFAULT_SPEC): Default to "", not -mpwr. - - * sysv4.h (SUBTARGET_SWITCHES): Add -mshlib. - (LINK_PATH_SPEC): Add -compat-bsd support from Solaris. - (LINK_SPEC): Eliminate %{b} and %{G}, since they conflict with GCC - switches. Defer shared library support to LINK_SHLIB_SPEC. Defer - target selection to LINK_TARGET_SPEC. - (LINK_SHLIB_SPEC): Provide two different versions, depending on - whether shared libraries are default or not. Make shared - libraries not default until linker is fixed. - (LINK_OS_*_SPEC): New specs for OS specific linker switches. - (SUBTARGET_EXTRA_SPECS): Add new specs. - - * {sol2,sysv4}.h (LINK_SPEC): Move Solaris link into general link spec. - - * {sysv4,sysv4le,eabile}.h (LINK_TARGET_SPEC): Only pass -oformat - to the linker if the user is changing the default endian format. - - * {sol2,linux,eabisim,eabilesim}.h (LINK_OS_DEFAULT_SPEC): Define - to use the appropriate OS link spec. - -Wed Jun 5 16:35:10 1996 Ian Lance Taylor <ian@cygnus.com> - - * ginclude/stddef.h: Fix typo: TYPE_ptrdiff_t to _TYPE_ptrdiff_t. - -Wed Jun 5 15:52:57 1996 Per Bothner <bothner@kalessin.cygnus.com> - - * varasm.c (output_constructor): Handle RANGE_EXPR in array index. - -Wed Jun 5 13:45:54 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * sparc.md (*call_{address,symbolic}_struct_value_sp32): Allow - operand 2 to be const0_rtx. - -Tue Jun 4 16:43:44 1996 Jason Merrill <jason@yorick.cygnus.com> - - * varasm.c (make_decl_rtl): Don't update DECL_ASSEMBLER_NAME for - local statics. - - * c-decl.c (start_decl): Always set DECL_COMMON on statics. - * varasm.c (assemble_variable): Only treat vars with DECL_COMMON - as common. - -Tue Jun 4 14:55:49 1996 Jeffrey A. Law <law@cygnus.com> - - * pa.c (reloc_needed): New function. - * pa.h (TEXT_SPACE_P): Variables/constants with initializers - requiring relocs never live in the text space. - -Tue Jun 4 14:10:46 1996 Ian Lance Taylor <ian@cygnus.com> - - * sh.c (fp_zero_operand): Do not accept minus zero. - - * sh.h (ASM_OUTPUT_LOOP_ALIGN): Define. - (ASM_OUTPUT_ALIGN_CODE): Define. - (ADJUST_INSN_LENGTH): Add in bytes that may be added by - alignment. - * sh.c (output_branch): Run ADJUST_INSN_LENGTH in reverse to get - correct length. Just call abort rather than returning "bad". - (find_barrier): Adjust limits for possible alignment. - -Tue Jun 4 09:35:05 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/t-solaris: New target config file for PowerPC Solaris - without gas. - - * rs6000/t-ppc: Eliminate all multilib varients except for - software floating point. - - * configure (powerpcle-*-solaris*): If not --with-gnu-as, use - t-solaris, not t-ppc. - - * rs6000/sol2.h (MULTILIB_DEFAULTS): Add correct defaults for - Solaris. - - * rs6000/sysv4.h (ASM_OUTPUT_SECTION_NAME): Clone from svr4.h, omit - @progbits, since Solaris assembler doesn't like it. - (LIB_SOLARIS_SPEC): If -msolaris-cclib, add libabi.a. - ({START,END}FILE_SOLARIS_SPEC): If -msolaris-cclib, use explicit - pathnames for the Solaris compiler start/end files. - (ASM_SPEC): Pass -mno-regnames to the assembler. - -Mon Jun 3 19:40:10 1996 Jim Wilson <wilson@cygnus.com> - - * mips/abi64.h (CPP_SPEC): Make -mabi=n32 the default. - * mips/iris6.h (MIPS_ISA_DEFAULT, MIPS_ABI_DEFAULT, MULTILIB_DEFAULTS, - ASM_SPEC, STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise. - * mips.md (tablejump_internal4+1): Fix typo in condition. - * mips/x-iris6 (CC, OLDCC): Define to be `cc -32'. - -Mon Jun 3 07:57:35 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * tree.def ([LR]SHIFT_EXPR): Remove `a' from printed names. - - * sparc.md (call): Mask unimp operand to 12 bits, just like Sun. - - * expr.c (store_field): Fix typo in last change; update TARGET addr. - - * c-decl.c (start_struct): Set TYPE_PACKED from flag_pack_struct. - (start_enum): Likewise but from flag_short_enums. - (finish_enum): Test TYPE_PACKED, not flag_short_enums. - * stor-layout.c (layout_decl): Test DECL_PACKED and TYPE_PACKED - instead of flag_pack_struct. - (layout_record): Likewise. - -Sun Jun 2 19:41:14 1996 Jim Wilson <wilson@cygnus.com> - - * mips.md (tablejump_internal3, tablejump_internal4): New patterns. - (tablejump): Use them for PIC code. - -Fri May 31 17:26:53 1996 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.c (ix86_expand_epilogue): Don't generate references to an - exposed vacated stack. - * i386.md (epilogue_set_stack_ptr): New. - -Fri May 31 15:07:49 1996 Jim Wilson <wilson@cygnus.com> - - * mips/abi64.h: Add -mabi=n32 support. - (ABI_64BIT): Delete. - (TARGET_LONG64, CPP_SPEC, STACK_BOUNDARY, MIPS_STACK_ALIGN, - GP_ARG_LAST, FP_ARG_LAST, SUBTARGET_CONDITIONAL_REGISTER_USAGE, - MAX_ARGS_IN_REGISTER, FUNCTION_ARG_PADDING, RETURN_IN_MEMORY, - SETUP_INCOMING_VARARGS): Modify. - (REG_PARM_STACK_SPACE): Ifdef out. - (TARGET_DEFAULT, SUBTARGET_TARGET_OPTIONS): Define. - * mips/iris6.h: Add -mabi=n32 support. - (TARGET_DEFAULT, ASM_OUTPUT_INTERNAL_LABEL, - ASM_GENERATE_INTERNAL_LABEL): Delete. - (MULTILIB_DEFAULTS, ASM_SPEC, EXTRA_SECTION_FUNCTIONS, - ASM_OUTPUT_ALIGNED_LOCAL, STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): - Modify. - (MIPS_ABI_DEFAULT, LOCAL_LABEL_PREFIX): Define. - * mips.c: Add -mabi=n32 support. - (mips_const_double_ok, mips_move_1word, mips_move_2words, - function_arg, override_options, mips_asm_file_start, - compute_frame_size, save_restore_insns, function_prologue, - mips_expand_prologue, function_epilogue, mips_function_value): Modify. - (mips_abi, mips_abi_string): Define - * mips.h: Add -mabi=n32 support. - (ABI_64BIT): Delete. - (TARGET_OPTIONS, INITIAL_ELIMINATION_OFFSET, GO_IF_LEGITIMATE_ADDRESS, - CONSTANT_ADDRESS_P, LEGITIMATE_CONSTANT_P, LEGITIMIZE_ADDRESS, - ASM_OUTPUT_ADDR_DIFF_ELT): Modify. - (enum mips_abi_type, SUBTARGET_TARGET_OPTIONS): Define. - (mips_abi, mips_abi_string): Declare. - * mips.md (jump, tablejump_internal1, tablejump_internal2): Add - -mabi=n32 support. - * mips/t-iris6 (MULTILIB_OPTIONS): Add -mabi=n32 support. - * mips/xm-irix6.h (HOST_BITS_PER_LONG): Use _MIPS_SZLONG not 64. - * ginclude/va-mips.h (va_start): Add -mabi=n32 support. - -Fri May 31 14:45:30 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -msolaris-cclib to use - the Sun compiler's crt files instead of ours. - ({START,END}FILE_SOLARIS_SPEC): If -msolaris-cclib, use the Sun - compiler's crt files instead of ours. - (SUBTARGET_OVERRIDE_OPTIONS): Don't set -msdata=data for Solaris. - (SBSS_SECTION_ASM_OP): For Solaris, don't use @nobits. - (CPP_OS_SOLARIS_SPEC): Remove -Asystem(unix) and -Asystem(svr4). - - * rs6000/t-ppc{,gas} (MULTILIB*): Add Solaris specific multilibs. - - * rs6000/eabi{,le}sim.h (*_DEFAULT_SPEC): Rather than using - duplicate definitions, just use %(...) so that there is only one - place in the specs file where the switches are defined. - * rs6000/{linux,sol2}.h (*_DEFAULT_SPEC): Ditto. - - * rs6000/sol2.h (CPP_PREDEFINES): Use the standard one in sysv4.h. - (RS6000_ABI_NAME): Default is solaris. - (ASM_OUTPUT_ALIGNED_LOCAL): Don't redefine. - - * rs6000/sol-c{i.asm,n.asm,c0.c}: Provide more things that Solaris - needs for program startup. - -Thu May 30 21:57:34 1996 Mike Stump <mrs@cygnus.com> - - * tree.def (OFFSET_REF): Remove. - * expr.c (expand_expr, case OFFSET_REF): Likewise. - * tree.c (substitute_in_expr): Remove OFFSET_REF code. - -Wed May 29 14:54:44 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/eabi.asm (__eabi): If not -mrelocatable, don't assemble - relocatable functions, so that it can be assembled with the - Solaris assembler. - - * rs6000/sysv4.h (CPP_SYSV_SPEC): Define _RELOCATABLE if - -mrelocatable-lib as well as -mrelocatable. - - * rs6000.c (rs6000_file_start): New function to print some more - information to the asm file. - * rs6000/{sysv4,win-nt,rs6000}.h (ASM_FILE_START): Call it. - -Tue May 28 15:21:24 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.h (FIRST_PSEUDO_REGISTER): Bump to 77. - ({FIXED,CALL_USED}_REGISTERS): Add support for fpmem pseudo register. - (REG_ALLOC_ORDER, HARD_REGNO_{NREGS,MODE_OK}): Likewise. - (REGISTER_MOVE_COST, reg_class, REG_CLASS_{NAMES,CONTENTS}): Likewise. - (REGNO_REG_CLASS, PREFERRED_RELOAD_CLASS): Likewise. - (CLASS_{MAX_NREGS,CANNOT_CHANGE_SIZE,MAX_NREGS}): Likewise. - (rs6000_stack, {,DEBUG_}REGISTER_NAMES): Ditto. - (FPMEM_{REGNO_P,REGNUM}): New macros for fpmem register. - (rs6000_fpmem_{offset,size}): New global variables. - (RS6000_VARARGS_OFFSET): Fpmem temporary storage is located - between outgoing arg area and varargs save area. - (STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET): Likewise. - (PREDICATE_CODES): Add fpmem_operand. - ({count_register,fpmem}_operand): Add declarations. - - * rs6000.c ({rs6000,alt}_reg_names): Add support for fpmem 'register'. - (rs6000_fpmem_{offset,size}): New global variables. - (fpmem_operand): Return true for fpmem registers. - (gpc_reg_operand): The fpmem register is not general purpose. - (includes_rshift_p): Add casts to silence warnings from Solaris - PowerPC host compiler. - (print_operand): Add 'v' operand type for the upper 16 bits of - signed constants, to placate the Solaris assembler. - ({rs6000,debug}_stack_info): Add support for fpmem 'register'. - (output_epilog): Likewise. - - * rs6000.md (addsi3,movsi,movsf,movdi): Use %v for constants with - the upper 16 bits, to get the sign correct for PowerPC Solaris. - (float{,uns}sidf2,fix_truncdfsi2): Rewrite to use 'register' 76 - for the memory location used to convert between float and integer. - - * sysv4.h (ASM_OUTPUT_{CON,DE}STRUCTOR): Use code laid down in - .init and .fini for making constructors and destructors under - Solaris. - (ASM_SPEC): Do not pass -u to the assembler. - (CC1_SPEC): -mrelocatable implies -meabi. - - * sol2.h (RS6000_ABI_NAME): Default ABI is Solaris, not System V.4. - (ASM_OUTPUT_ALIGNED_LOCAL): Don't define Solaris specific method. - -Mon May 27 06:39:13 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (expand_builtin, case BUILT_IN_{LONG,SET}JMP): - Convert block address from ptr_mode to Pmode. - -Sun May 26 20:05:43 1996 Doug Evans <dje@cygnus.com> - - * gcc.c (MSDOS pexecute): Call xmalloc, not malloc. - -Sun May 26 08:31:54 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * configure (vax-*-{sysv}): tm_file and xm_file now list. - (vax-*-ultrix): tm_file is now list. - (we32k-att-sysv*): xm_file now list. - * vax/xm-netbsd.h: Deleted. - * vax/netbsd.h: No longer include vax.h and config/netbsd.h. - * vax/ultrix.h, vax/vaxv.h: No longer include vax.h. - * vax/xm-vaxv.h: No longer include xm-vax.h. - * xm-we32k.h: No longer include xm-svr3.h. - - * configure: Separately set target_cpu_default for two - case statements and then combine if both set. - (alpha-*-winnt3): tm_file and xm_file are now list. - Set target_cpu_default to 64. - * winnt/config-nt.bat: Make .h files properly for Alpha. - * alpha.h (WINDOWS_NT): No longer defined and used. - (MASK_WINDOWS_NT, TARGET_WINDOWS_NT): New macros. - (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_WINDOWS_NT. - * alpha.c (output_prolog): Test TARGET_WINDOWS_NT, not WINDOWS_NT. - * alpha.md: Likewise. - * alpha/config-nt.sed: Properly set tm_file and {build,host}_xm_file. - * alpha/win-nt.h: Don't include alpha.h - (WINDOWS_NT): No longer define. - * alpha/xm-winnt.h: Don't include xm-alpha.h and winnt/xm-winnt.h. - -Fri May 24 12:34:22 1996 Doug Evans <dje@seba.cygnus.com> - - * configure (cpu_type): Add case for arm. - (sparclet-*-aout*): Delete extra_headers. - - * varasm.c (asm_output_bss): New argument DECL. - Use ASM_DECLARE_OBJECT_NAME if defined. - (asm_output_aligned_bss): Likewise. - (assemble_variable): Pass DECL to ASM_OUTPUT{,_ALIGNED}_BSS. - * arm/aout.h (ASM_OUTPUT_ALIGNED_BSS): Update. - * h8300.h (ASM_OUTPUT_BSS): Update. - * i386/linux.h (ASM_OUTPUT_ALIGNED_BSS): Update. - * i386/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Update. - * m68k/coff.h (ASM_OUTPUT_ALIGNED_BSS): Update. - * m68k/linux.h (ASM_OUTPUT_ALIGNED_BSS): Update. - * m68k/m68k-aout.h (ASM_OUTPUT_BSS): Update. - * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Update. - * rs6000/win-nt.h (ASM_OUTPUT_ALIGNED_BSS): Update. - * sparc/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Update. - -Thu May 23 19:55:52 1996 Jim Wilson <wilson@cygnus.com> - - * combine.c (set_nonzero_bits_and_sign_copies): Set reg_sign_bit_copies - to one not zero to indicate value is unknown. - -Thu May 23 18:39:24 1996 J.T. Conklin <jtc@rtl.cygnus.com> - - * config/netbsd.h (SWITCH_TAKES_ARG): Add -R. - (LINK_SPEC): Add %{R*}. - - * m68k/lb1sf68.asm: Construct exception masks at compile time - instead of or'ing in bits at run time. - -Thu May 23 15:53:06 1996 Ian Lance Taylor <ian@cygnus.com> - - * sh.md: Add new instruction types fp and fpdiv. Set new - instruction types where appropriate. Add function unit fp. - Claim that store instructions use function unit memory. - -Thu May 23 00:36:19 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300.h (CONSTANT_ADDRESS_P): Don't accept CONST or HIGH on H8/300H. - * h8300.md: Use "m" rather than "o" constraint everywhere appropriate. - Cleanup use of "i" and "n" constraints. - -Wed May 22 17:43:37 1996 Jim Wilson <wilson@cygnus.com> - - * fixincludes (pthread.h): Add extern to __page_size* declarations - for AIX 4.1.x. - - * combine.c (nonzero_bits): Don't assume arg pointer has same - alignment as stack pointer. - -Wed May 22 16:09:05 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/sysv4.h (LINK_START_DEFAULT_SPEC): Spell macro correctly. - (LIB_DEFAULT_SPEC): Provide default version. - -Wed May 22 11:23:57 1996 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * i386.md (return_pop_internal): new pattern. - (pop): disable emitting of bogus move instruction. - * i386.c (ix86_expand_epilogue): use gen_return_pop_internal to - simultanously return and pop args; removed stray semicolon. - * config/linux-aout.h, config/linux.h (SET_ASM_OP): Added for - __attribute__ ((alias ())) support. - -Wed May 22 08:06:42 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu.edu> - - * combine.c (init_reg_last_arrays, setup_incoming_promotions): - Correct prototypes. - -Tue May 21 13:42:17 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300.md (div and mode patterns): Rewrite. - - * pa.c (basereg_operand): Never accept a CONST_INT. - -Tue May 21 12:26:40 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * pa/pa-hpux9.h, pa-osf.h (LINK_SPEC): Provide version for Snake. - -Tue May 21 07:20:48 1996 Pat Rankin <rankin@eql.caltech.edu> - - * vax.h (TARGET_NAME): Define unless already defined. - (TARGET_VERSION): Print TARGET_NAME. - * vax/vms.h (TARGET_NAME): Always redefine. - (TARGET_VERSION): Delete; retain vax.h definition. - -Mon May 20 14:00:44 1996 Jim Wilson <wilson@cygnus.com> - - * sh.c (output_file_start): Delete misplaced semicolon. - -Mon May 20 11:58:15 1996 Jeffrey A. Law <law@cygnus.com> - - * reorg.c (relax_delay_slots): Call update_block before - redirecting a branch past a redundant insn. - -Sun May 19 16:40:53 1996 Philippe De Muyter <phdm@info.ucl.ac.be> - - * Makefile.in (libobjc.a, sublibobjc.a): 'specs' added to - dependencies. - -Sun May 19 12:25:48 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * configure: Add new switch to provide default for cpu_type; - delete numerous settings of it in main switch. - (hppa): Reflect rerrangements below; use new configure features. - * pa/pa-gas.h, pa/pa-pro-end.h: New files. - * pa/pa1.h, pa/pa1-osf.h, pa/pa1-ghpux.h, pa/pa1-oldas.h: Deleted. - * pa/pa1-ghpux9.h, pa/pa1-hpux9.h, pa/pa1-hpux.h: Deleted. - * pa/pa1-ghiux.h, pa/pa1-hiux.h, pa/pa-ghpux.h: Deleted. - * pa/pa-gux7.h, pa/pa-ghiux.h: Deleted. - * pa/pa-hiux.h: No longer include pa-hpux.h. - * pa/pa-hpux.h: No longer include pa.h. - (TARGET_DEFAULT): Unset before setting. - (LINK_SPEC): Provide option for pa1. - * pa/pa-hpux7.h: No longer include pa.h. - (HP_FP_ARG_DESCRIPTOR_REVERSED): Don't define here. - * pa/pa-hpux9.h, pa/pa-oldas.h: No longer include pa-hpux.h. - (TARGET_DEFAULT): Don't need to set here. - * pa/pa-osf.h: No longer include pa.h. - (TARGET_DEFAULT): Don't define; identical to default. - * pa/pa-pro.h: No longer include pa.h. - Move definitions after include to new file pa-pro-end.h. - * pa.h (TARGET_SWITCHES): Include TARGET_CPU_DEFAULT. - (TARGET_CPU_DEFAULT): Provide default value. - (CPP_SPEC): Test TARGET_CPU_DEFAULT too. - - * Makefile.in (function.o): Includes bc-emit.h. - (reg-stack.o): Includes insn-flags.h. - * expr.h (function_value): Deleted; no such function. - (bc_build_calldesc, bc_runtime_type_code): New declarations. - * c-decl.c: Add prototypes for all static functions. - * c-iterate.c: Likewise. - * dbxout.c: Likewise. - (adspath): Delete; never used and has numerous parse errors. - * dwarfout.c: If not GNUC, make `inline' null; otherwise, leave alone. - Add `static' to inline functions. - Add prototypes for static function. - * expr.c (bc_runtime_type_code): Delete redundant declaration. - * function.c: Include bc-emit.h. - ({save,restore}_machine_status): Add prototype for args. - (bc_runtime_type_code, bc_build_calldesc): Delete redundant decls. - (bc_emit_trampoline, bc_end_function): Likewise. - * reg-stack.c: Include insn-flags.h. - Add prototypes for static functions. - (gen_jump, gen_movdf, gen_movxf): Delete redundant declarations. - (find_regno_note, emit_jump_insn_before, emit_label_after): Likewise. - (swap_rtx_condition): Now static. - * sdbout.c: Add prototypes for static functions. - (sdbout_parms, sdbout_reg_parms): Delete extra parm to plain_type. - -Sun May 19 11:50:10 1996 John Carr <jfc@mit.edu> - - * alpha.c (alpha_emit_conditional_move): Compare to 0 in correct mode. - -Sat May 18 20:17:27 1996 Jim Wilson <wilson@cygnus.com> - - * sh.c (prepare_move_operands): If source is r0, and dest is reg+reg - MEM, then copy source to a pseudo-reg. - * sh.md (untyped_call): New pattern. - - * unroll.c (copy_loop_body): When update split DEST_ADDR giv, - check to make sure it was split. - (find_splittable_givs): Fix reversed test of verify_addresses result. - -Sat May 18 10:26:04 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * tree.c (unsave_expr_now): Avoid use of NULL_RTX since no rtl.h. - - * configure: Set cpu_default, tm_file, and xm_file early. - Remove redundant settings of those, tmake_file, and xmake_file. - Use ${tm_file} and ${xm_file} to refer to the main files. - Sort some entries for consistency and reformat some others. - (rs6000, powerpc): Remove bogus test on host == target. - (alpha-*-linux): xm-linux.h no longer includes xm-alpha. - (alpha-*-osf*): Remove redundant setting of target_cpu_default. - (*-convex-*): Use target_cpu_default instead of separate .h files. - (clipper-intergraph-clix*): clix.h no longer includes any files. - (i860, i960, pdp11): Reflect removal of includes listed below. - * alpha/xm-linux.h: No longer include xm-alpha.h. - * clipper/clix.h: No longer include clipper.h and svr3.h. - * convex.h: Provide a default for TARGET_DEFAULT. - Take "or" of TARGET_DEFAULT and TARGET_CPU_DEFAULT everywhere. - * convex/convex{1,2,32,34,38}.h: Deleted. - * i860/bsd-gas.h: No longer include bsd.h. - * i860/bsd.h: No longer include i860.h. - * i860/fx2800.h: No longer include i860/sysv4.h. - (OUTPUT_TDESC): No longer define. - (ASM_FILE_END): Move redefinition to here. - * i860/mach.h: No longer include i860.h. - * i860/paragon.h, i860/sysv3.h: No longer include i860.h and svr3.h. - * i860/sysv4.h: No longer include i860.h and svr4.h. - (ASM_FILE_END): Delete redefinition from here. - * i860/xm-fx2800.h: No longer include xm-i860.h. - * i860/xm-paragon.h, i860/xm-sysv{3,4}.h: Deleted. - * i960/i960-coff.h: No longer include i960.h and dbxcoff.h. - * i960/vx960-coff.h: No longer include i960-coff.h. - * i960/vx960.h: No longer include i960.h. - * pdp11/2bsd.h: No longer include pdp11.h. - - * i370/i370.h: Renamed from mvs.h. - * i370/i370.c: Renamed from mvs370.c. - * i370/t-i370: Renamed from t-mvs. - * i370/xm-i370.h: Renamed from xm-mvs.h. - * configure (i370-*-mvs*): Use default names for all files. - - * c-parse.in: Update number of shift/reduce conflicts for objc. - -Sat May 18 08:20:17 1996 Dennis Glatting (dennisg@plaintalk.bellevue.wa.us) - - * m68k/next.h (FINALIZE_TRAMPOLINE): Add missing backslashes. - -Fri May 17 19:57:20 1996 Pat Rankin <rankin@eql.caltech.edu> - - * vax/xm-vms.h (dbxout_resume_previous_source_file): New macro. - -Fri May 17 14:20:13 1996 Mike Stump <mrs@cygnus.com> - - * expr.c (expand_expr, cond TARGET_EXPR): Make TARGET_EXPRs - redoable for UNSAVE_EXPR. - * stmt.c (expand_decl_cleanup): Wrap the cleanup in an UNSAVE_EXPR - to that we can redo it. - * tree.c (unsave_expr_now): Handle TARGET_EXPRs fully now. - * tree.def (TARGET_EXPR): Add a fourth field so that TARGET_EXPRs - are redoable. - - * expr.c (expand_expr, cond UNSAVE_EXPR): Move from the C++ - frontend to the backend where it belongs. - * tree.c (unsave_expr{,_now}): Likewise. - * tree.def (UNSAVE_EXPR): Likewise. - * tree.h (unsave_expr{,_now}): Likewise. - -Fri May 17 15:04:40 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.md (lshrsi3 insns): Add special case code for shifting by - 0 to avoid bad code generated with no optimization. - -Fri May 17 13:50:55 1996 Jason Merrill <jason@yorick.cygnus.com> - - * i386/unix.h (ASM_OUTPUT_MI_THUNK): Define. - * i386/{att.h,bsd.h,sun386.h} (ASM_OUTPUT_MI_THUNK): Delete. - -Fri May 17 13:34:28 1996 Ian Lance Taylor <ian@cygnus.com> - - * fp-bit.c (_fpdiv_parts): Correct sign handling when - dividing zero or infinity by something. - -Fri May 17 12:36:36 1996 Doug Evans <dje@seba.cygnus.com> - - Standardize option output in assembler files. - * Makefile.in (toplev.o): Pass -DTARGET_NAME. - * arm/aout.h (ASM_OUTPUT_OPTIONS): Delete. - (ASM_FILE_START): Delete option output support. - * arm.c (output_option, output_options, m_options): Delete. - * m88k.c (output_file_start): Delete option output support. - * m88k.h (ASM_COMMENT_START): Define. - * mips.c (target_switches, print_options): Delete. - (mips_asm_file_start): Put output of -G,Cpu,ISA here. - * mips.h (ASM_COMMENT_START): Change from "\t\t#" to " #". - * rs6000.c (output_option, m_options, output_options): Delete. - * rs6000.h (ASM_OUTPUT_OPTIONS): Delete. - (ASM_COMMENT_START): Define. - (ASM_FILE_START): Delete option output support. - * rs6000/sysv4.h (ASM_FILE_START): Likewise. - * rs6000/win-nt.h (ASM_FILE_START): Likewise. Delete duplicate. - * sh.c (output_option, m_options, output_options): Delete. - (output_file_start): Delete option output support. - * sh.h (ASM_FILE_START): Likewise. - (ASM_COMMENT_START): Define. - * dwarfout.c (*): flag_verbose_asm renamed to flag_debug_asm. - * flags.h (flag_debug_asm): Declare. - * toplev.c (print_version): New function. - (print_single_switch): New arguments pos, max, indent, sep, term. - (print_switch_values): New arguments pos, max, indent, sep, term. - Update call to print_single_switch. Output options passed and - options enabled. - (MAX_LINE): New macro. - (flag_debug_asm): Define. - (compile_file): Output options to assembler file. - (main): Recognize -dA. Call print_version. Update call to - print_switch_values. - (line_position): Deleted. - -Fri May 17 10:50:44 1996 Stan Cox (coxs@dg-rtp.dg.com) - - * i386.c (function_prologue, ix86_expand_prologue, - function_epilogue, ix86_expand_epilogue): Generate prologue and - epilogue as RTL (prior to scheduling) instead of emitting asm. - (override_options): If only -march is given, make it the default -mcpu. - * i386.h (FUNCTION_BEGIN_EPILOGUE): Renamed from FUNCTION_EPILOGUE. - * i386.md (return, return_internal, prologue, prologue_set_got, - prologue_get_pc, epilogue, leave, pop): New patterns for emitting - asm from prologue and epilogue RTL. - * m88k/t-dgux (T_CFLAGS): Delete. - * m88k/x-dgux (X_CFLAGS): New. - -Fri May 17 09:54:23 1996 Jim Meyering (meyering@asic.sc.ti.com) - - * Makefile.in (stamp-crt{,S}): Use -o to avoid conflicts if - both of these are built in parallel. - -Fri May 17 08:55:19 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expmed.c (store_split_bit_field): Don't assume the alignment - of VALUE is the same as the record. - - * configure: Write #define TARGET_CPU_DEFAULT into tm.h - instead of defining MAYBE_TARGET_DEFAULT in Makefile. - (alpha-*-linux): Set target_cpu_default to 4 and xmake_file to none. - (alpha-*-osf*): Set target_cpu_default to 4 if --gas. - * Makefile.in (gcc.o, toplev.o, $(out_object_file)): - Remove MAYBE_TARGET_DEFAULT. - - * combine.c (insn_cuid): New function. - (INSN_CUID): Sometimes call it. - -Fri May 17 08:12:37 1996 Scott Christley <scottc@net-community.com> - - * objc/sendmsg.c (objc_get_uninstalled_dtable): New function. - * objc/objc-api.h (objc_get_uninstalled_dtable): New declaration. - - * objc/thr-os2.c, objc/thr-posix.c, objc/thr-mach.c: New files. - * objc/THREADS.MACH: New file. - - * objc/sendmsg.c (nil_method): Deleted from here. - * objc/nil_method.c: New file. - * Makefile (OBJC_O): Add dependency for nil_method.c. - - * objc/hash.c (hash_is_key_in_hash): New function. - * objc/hash.h: Include objc/objc.h here instead of in objc/hash.c - to get BOOL typedef. - -Fri May 17 08:01:48 1996 Doug Rupp (rupp@gnat.com) - - * msdos/configur.bat: If Ada subdirectory present, adjust Makefile. - -Fri May 17 07:40:04 1996 Ulrich Drepper (drepper@cygnus.com) - - * stddef.h: If need_wint_t defined, nothing in this file is needed. - (_WINT_T, __WINT__TYPE__, wint_t): Define under certain circumstances. - -Thu May 16 18:53:25 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * fold-const.c (fold, case EQ_EXPR): When folding VAR++ = CONST, - mask the new const if VAR is a bitfield reference; also for VAR--. - -Thu May 16 18:29:03 1996 Doug Evans <dje@seba.cygnus.com> - - * varasm.c (function_section): Delete flag_function_sections support. - (assemble_start_function): Put it here. Use UNIQUE_SECTION if defined. - -Wed May 15 13:35:11 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.{h,c,md} (rs6000_pic_register): Delete all uses, use - pic_offset_table_rtx instead. - - * rs6000.md (move_to_float): Rewrite so that it uses the register - allocator to allocate the stack temp, instead of calling - rs6000_stack_temp. - (fix_truncdfsi2): Likewise. - - * rs6000.c (rs6000_stack_temp): Delete, no longer used. - -Wed May 15 10:39:27 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Define. - -Sat May 11 07:42:59 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (store_field): Support BLKmode bitfield if aligned on - byte boundary using emit_block_move. - (expand_expr, case COMPONENT_REF): Likewise. - -Fri May 10 18:33:39 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * configure (alpha-*-linux): Reverse order in tm_file list. - Delete xmake_file. - * alpha/x-linux: Deleted. - * alpha/linux.h (ASM_FINAL_SPEC): Add #undef. - * alpha/xm-linux.h: Remove bogus trailing #endif. - - * loop.c (maybe_eliminate_biv_1): Disable all but two cases - of biv elimination with givs and restrict those two cases to - an ADD_VAL that is an address. - - * flow.c (mark_set_1, mark_used_regs): Clean up usages - of ALL_NEEDED; change to SOME_NOT_NEEDED and set properly. - -Fri May 10 11:37:38 1996 Jason Merrill <jason@yorick.cygnus.com> - - * toplev.c (compile_file): Don't warn about artificial functions - declared static and not defined. - -Thu May 9 22:03:28 1996 Doug Evans <dje@cygnus.com> - - * varasm.c (assemble_start_function): ASM_DECLARE_FUNCTION_NAME - needn't consider bytecodes. - (assemble_variable): ASM_DECLARE_OBJECT_NAME needn't - consider bytecodes. - * toplev.c (rest_of_decl_compilation): Likewise with - ASM_FINISH_DECLARE_OBJECT. - * arm/aof.h (ASM_DECLARE_{FUNCTION,OBJECT}_NAME): Delete bytecode - support. - * vax/vms.h (ASM_DECLARE_OBJECT_NAME): Likewise. - -Thu May 9 19:36:13 1996 Jim Wilson <wilson@cygnus.com> - - * sh.h (SET_ASM_OP): Define. - -Thu May 9 13:31:58 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/sysv4.h (SUBTARGET_{SWITCHES,OPTIONS}): Add support for - finer grain control on -msdata, so that eabi people can specify to - compile sdata code to only use r13 instead of r2/r13. Make - -mrelocatable-lib turn off -msdata, just like -m relocatable does. - (SUBTARGET_OVERRIDE_OPTIONS): Ditto. - (ENCODE_SECTION_INFO): Move to rs6000.c. - (ASM_SPEC): -msdata=eabi sets -memb also. - (CC1_SPEC): -mno-sdata gets converted to -msdata=none. - - * rs6000.c (rs6000_sdata{,_name}): Add support for finer grain - control on -msdata. - (output_options, small_data_operand, print_operand): Likewise. - (rs6000_select_section): Likewise. - (rs6000_encode_section_info): Move here from sysv4.h, section - names are stored as STRING nodes, not IDENTIFIER. - -Wed May 8 21:04:49 1996 Doug Evans <dje@cygnus.com> - - * function.c (aggregate_value_p): Return 1 if TREE_ADDRESSABLE. - * pa.h (RETURN_IN_MEMORY): No longer test for TREE_ADDRESSABLE. - -Tue May 7 13:42:57 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300.c: Include obstack.h. - (bit_memory_operand): New function. - (print_operand): Append ":16" to a memory reference to - the tiny data area. - (h8300_tiny_data_p): New function. - (h8300_valid_machine_decl_attribute): Accept "tiny_data". Fix typo. - (h8300_encode_label): New function. - (h8300_adjust_insn_length): References to the tiny data section - are two bytes shorter than normal accesses on the H8/300H. - * h8300.h (OK_FOR_U): Fix thinko. - (ENCODE_SECTION_INFO): Encode info for tiny data variables. - (STRIP_NAME_ENCODING): Define. - * h8300.md (movqi insn): Fix length for a constant load. - (movstrictqi, movhi, movstricthi): Likewise. - (memory btst patterns): Add register to the constraints to keep - reload happy. - - * h8300.h (OK_FOR_U): (const (plus (symbol_ref) (const_int))) - is valid U operand if SYMBOL_REF_FLAG is set on SYMBOL_REF. - * h8300.md (memory btst patterns): New patterns. - - * h8300.c (h8300_eightbit_data_p): Renamed from h8300_tiny_data_p. - (h8300_eightbit_data_p): Check for the "eightbit_data" - attribute instead of "tiny_data". - (h8300_valid_machine_decl_attribute): Likewise. - * h8300.h (ENCODE_SECTION_INFO): Call h8300_eightbit_data_p - instead of h8300_tiny_data_p. - - * h8300.h (READONLY_DATA_SECTION): Define. - (EXTRA_SECTIONS): Add in_readonly_data. - (READONLY_DATA_SECTION_ASM_OP): Define. - (EXTRA_SECTION_FUNCTINOS): Add readonly_data. - -Tue May 7 09:26:24 1996 Jason Merrill <jason@yorick.cygnus.com> - - * varasm.c (make_decl_rtl): Update DECL_ASSEMBLER_NAME for local - statics. Remove reference to flag_no_common. - -Mon May 6 21:38:36 1996 Paul Eggert <eggert@twinsun.com> - - * cpplib.c (skip_comment, handle_directive): Don't use uninit vars. - -Mon May 6 18:47:36 1996 Doug Evans <dje@cygnus.com> - - * dbxout.c (dbxout_function): When deciding to call dbxout_function_end - change test from flag_function_sections to DECL_SECTION_NAME != NULL. - - * varasm.c (named_section): Accept any decl. - -Mon May 6 16:41:08 1996 Stan Cox (coxs@dg-rtp.dg.com) - - * final.c (final_scan_insn): Modify conditional moves whose cc is - nonstandard. - - * c-common.c (decl_attributes): Chain multiple attributes correctly. - -Mon May 6 15:41:43 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * stmt.c (expand_decl): Don't deduce alignment of SIZE from - DECL_ALIGN; use TYPE_ALIGN instead. - - * function.c (assign_parms): Set RTX_UNCHANGING_P in stack_parm - if parm is read-only. - - * c-common.c (truthvalue_conversion, case ADDR_EXPR): Don't - treat address of external decl as always nonzero. - -Mon May 6 11:33:57 1996 Jason Merrill <jason@yorick.cygnus.com> - - * c-decl.c (start_decl): Check -fno-common here. - * varasm.c (assemble_variable): Instead of here. - * final.c (end_final): Likewise. - * c-common.c (init_attributes, decl_attributes): Add A_COMMON. - -Mon May 6 11:12:39 1996 Mike Stump <mrs@cygnus.com> - - * expr.c (expand_increment): Add third parameter to know when to - ignore the result value. - (store_constructor): Likewise - (expand_expr, case {PRE,POST}{INC,DEC}REMENT_EXPR): Likewise. - * tree.c (stabilize_reference): Always ignore the first operand of - COMPOUND_EXPRs. - -Mon May 6 13:14:45 1996 Jim Wilson <wilson@cygnus.com> - - * sh.c (gen_shifty_op): Truncate VALUE to avoid out of bounds array - access. - - * expr.c (expand_expr, case INDIRECT_REF): Delete obsolete code - to special case a SAVE_EXPR operand. - -Mon May 6 10:00:12 1996 Pat Rankin <rankin@eql.caltech.edu> - - * vax.h (ASM_OUTPUT_MI_THUNK): Define. - -Mon May 6 09:49:10 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * m68k/linux.h: Use the new trampoline definition. - (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Deleted. - (INITIALIZE_TRAMPOLINE): Changed. - (FINALIZE_TRAMPOLINE, CLEAR_INSN_CACHE): New. - -Mon May 6 09:43:55 1996 Patrick J. LoPresti (patl@lcs.mit.edu) - - * rtlanal.c (rtx_addr_varies_p): Scan operands of type `E'. - -Mon May 6 09:04:40 1996 H.J. Lu (hjl@gnu.ai.mit.edu) - - * x-linux{,-aout} (BOOT_CFLAGS, STMP_FIXPROTO, STMP_FIXPROTO): Deleted. - * config/t-linux (BOOT_CFLAGS, STMP_FIXPROTO, STMP_FIXPROTO): New, - moved from x-linux. - * t-linux-aout: New file. - * configure (i[3456]86-*-linux*oldld*, i[3456]86-*-linux*aout*): - Set tmake_file to t-linux-aout. - -Sun May 5 22:13:22 1996 H.J. Lu (hjl@gnu.ai.mit.edu) - - * Makefile.in (gxx_include_dir): Change to $(prefix)/include/g++. - (old_gxx_include_dir): New - defined as $(libdir)/g++-include. - (cccp.o, cpplib.o): Also pass OLD_GPLUSPLUS_INCLUDE_DIR (set - from $(old_gxx_include_dir)). - * cccp.c (include_defaults_array): For C++, also search - OLD_GPLUSPLUS_INCLUDE_DIR. - * cpplib.c (default_include): Likewise. - * configure: Remove no-longer-needed support for --gxx-include-dir. - -Sun May 5 21:59:53 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * c-lex.c (check_newline): Fix #pragma parsing; issue error message - for directive that starts with `p' but isn't `pragma'. - -Sun May 5 13:13:40 1996 Jeremy Bettis <jeremy@hksys.com> - - * objc/hash.c (hash_value_for_key): Prevent endless loop when 0 was - stored in a hashtable. - -Sun May 5 13:09:54 1996 Satoshi Adachi (adachi@wisdom.aa.ap.titech.ac.jp) - - * m68k/newsgas.h (SET_ASM_OP, ASM_WEAKEN_LABEL): Define. - -Sun May 5 12:48:08 1996 Stephen L Moshier (moshier@world.std.com) - - * tree.c (build_real_from_int_cst): Remove spurious test for - REAL_IS_NOT_DOUBLE. - -Sat May 4 12:17:58 1996 Richard Earnshaw (rearnsha@armltd.co.uk) - - * arm.h (ASM_OUTPUT_MI_THUNK): Moved here from aout.h. Rewrite to be - independent of the selected assembler, and to use optimal number of - instructions. - * arm/aout.h (ASM_OUTPUT_MI_THUNK): Delete. - - * arm/aout.h (ASM_OUTPUT_OPTIONS): Define. - (ASM_FILE_START): Call ASM_OUTPUT_OPTIONS. - (BSS_SECTION_OP): Define. - (ASM_OUTPUT_ALIGN): Don't output anything if byte alignment is wanted. - (ASM_OUTPUT_ALIGNED_BSS): Define. - * arm.h (target_cpu_name): Delete. - (TARGET_SWITCHES): Delete "be" and "le". - (TARGET_OPTIONS): Delete "cpu-", add "tune=". - (struct arm_cpu_select): New struct. - (PROCESSOR_DEFAULT, TARGET_CPU_DEFAULT): Define. - (EXTRA_CC_MODES, EXTRA_CC_NAMES): Add CC_Cmode. - (CANONICALIZE_COMPARISON): Define. - * arm.c (arm_select): Declare and initialize. - (all_procs): Add arm7100. - (arm_override_options): Parse arm_select structure to determine - selected architecture and tuning parameters. - (output_option, output_options): New functions. - (arm_canonicalize_comparison): New function. - (arm_gen_movstrqi): Don't add a writeback of the index registers for - the last instructions. - (arm_select_cc_mode): Detect case where mode is carry out of unsigned - arithmetic. - (output_lcomm_directive): Use bss_section (), and use alignment - rather than rounding. - (get_arm_condition_code): Handle CC_Cmode. - (final_prescan_insn): Avoid boundary case where we would occasionally - inline MAX_INSNS_SKIPPED+1 insns. Allow call_insns to be inlined in - APCS_32 mode if they are the last insn in the block. - * arm.md (*addsi3_compareneg): Delete potentially unsafe insn. - (*addsi3_compare_op[12]): New insns. - (*compare_addsi2_op[01]): New insns. - (*addsi3_carryin, *addsi3_carryin_alt[12]): New insns. - (*cmp_ite1): Use arm_add_operand instead of arm_rhs_operand. - * semi.h (PROCESSOR_DEFAULT): Default to PROCESSOR_ARM6. - -Fri May 3 10:52:11 1996 1996 Stan Cox (coxs@dg-rtp.dg.com) - - * i386.md (movesicc, movehicc) Pentium Pro conditional move insns. - - * i386.h (TARGET_PENTIUMPRO, TARGET_CMOVE, BRANCH_COST, - ASM_OUTPUT_FUNCTION_PREFIX): New macros for conditional move. - - * i386.c (asm_output_function_prefix, function_prologue): Setup - pic on Pentium Pro so a return will match the call. - (print_operand, put_condition_code): Output conditional move suffixes. - -Fri May 3 10:52:11 1996 Jason Merrill <jason@yorick.cygnus.com> - - * i386/{att.h,gas.h,bsd.h,sub386.h} (ASM_OUTPUT_MI_THUNK): Define. - -Wed May 1 17:54:51 1996 Doug Evans <dje@cygnus.com> - - * sparc.h (ASM_OUTPUT_MI_THUNK): Fix for sparc64, optimize. - -Wed May 1 13:28:32 1996 Jason Merrill <jason@yorick.cygnus.com> - - * i386/linux.h (ASM_OUTPUT_ALIGNED_BSS): Define. - * i386/sysv4.h: Likewise. - * sparc/sysv4.h: Likewise. - -Wed May 1 01:44:47 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300.c (h8300_adjust_insn_length): Adjust the cost of - shifts by small constant values. - * h8300.md: Remove names from many patterns which don't need them. - (compare insns): Don't underestimate lengths. - (andqi3 expander): Remove constrains. - (andhi3): Don't underestimate length. - (andsi3): Don't underestimate length. Improve code when upper - or lower half of destination is being cleared. - (indirect_jump_h8300, indirect_jump_h8300h): Simplify. - (shift insns): Remove useless "I" constraint. - - * h8300.md (bcs type): Remove "bcs" type attribute and all references. - (bcs insns): Delete. No longer needed. - (setcc from bitfield): Rewrite to use zero_extract. Provide - QImode, HImode and SImode variants. - -Tue Apr 30 18:13:09 1996 Jason Merrill <jason@yorick.cygnus.com> - - * svr4.h (SELECT_SECTION): If RELOC is true, put it in data. - -Tue Apr 30 17:26:30 1996 Jason Merrill <jason@yorick.cygnus.com> - - * fold-const.c (fold): Don't call convert to recreate tree nodes - we already have. - -Tue Apr 30 16:52:41 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300.c (one_insn_adds_subs_operand): New function. - (h8300_adjust_insn_length): New function. - * h8300.h (ADJUST_INSN_LENGTH): Define. - * h8300.md: Remove obsolete comments. - (move patterns): Tweak constraints. - (tst patterns): Use "register_operand" for predicate. - (adds pattern): Use one_insn_adds_subs_operand to get length - computation correct. - (subs pattern): Similarly. - (movstrhi): Remove unused expander. - (fancy*, pxor, and-not patterns): Remove. No longer needed. - -Tue Apr 30 13:35:06 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/sol-c0.c (_start): Temporarily display calling - __do_global_ctors, since the Solaris linker doesn't handle the - relocations properly. - -Mon Apr 29 13:03:12 1996 Doug Evans <dje@cyguns.com> - - * sparc/vxsparc.h: sparc-aout.h renamed to aout.h. - -Mon Apr 29 00:35:15 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300.c (names_small): Remove "BAD" postfix from %r7 byte registers. - (rtx_equal_function_value_matters): Remove extra declaration. - (output_simode_bld): New function. - * h8300.h (NO_FUNCTION_CSE): Do define this. - (reg_class): Remove LONG_REGS, SP_REG, SP_AND_G_REGS. - (REG_CLASS_{NAMES,CONTENTS,FROM_LETTER}): Corresponding changes. - (REGNO_REG_CLASS): Corresponding changes. - (output_simode_bld): Declare. - * h8300.md: Nuke comments for stuff which has been fixed. - (all patterns): Remove references to register class "a" (SP_REGS) - which no longer exists. - (many patterns): Accept auto-inc auto-dec addresses in more cases. - (zero_extendqisi2): New pattern for the H8/300. - (zero_extendhisi2): Only use zero_extendhisi2_h8300 when not - optimizing. - (extendhisi2): Only use extendhisi2_h8300 when not optimizing. - (extendqisi2): New pattern for the H8/300. - (bitfield related patterns): Completely rewrite. - (fancy_bclr, fancy_btst): Deleted. - (addhi3 pattern for h8300): Handle case where we can't make matching - constraints (works around hard to fix reload problem). - (stack_pointer_manip): Delete. - (and not patterns): New combiner patterns. - - * pa.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Make sure the - final $CODE$ subspace is in the $TEXT$ space. - -Sun Apr 28 14:52:21 1996 Jason Merrill <jason@yorick.cygnus.com> - - * svr4.h (ASM_OUTPUT_SECTION_NAME): If no decl is specified, - make the section read/write data. - -Sat Apr 27 10:28:59 1996 Michael Meissner <meissner@wogglebug.tiac.net> - - * rs6000/t-ppcgas (MULTILIB_EXCEPTIONS): Don't allow -mrelocatable - and -mcall-sysv-noeabi. - - * rs6000/sysv.h (SUBTARGET_OVERRIDE_OPTIONS): The -mcall-aix - option sets -meabi. Don't allow -mrelocatable without -meabi. - -Fri Apr 26 16:10:46 1996 Doug Evans <dje@cygnus.com> - - * sparc.md (*smacsi,*smacdi,*umacdi): Fix constraint on - operand 0. - -Fri Apr 26 14:36:33 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * i960/t-{960bare,vxworks960} (MULTILIB*): Add - soft-float multilib support. - -Fri Apr 26 06:38:56 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * stor-layout.c (layout_decl): Turn off DECL_BIT_FIELD for BLKmode - that's properly aligned and a multiple of a byte. - -Thu Apr 25 22:43:19 1996 Doug Evans <dje@cygnus.com> - - * i386/gas.h (ASM_OUTPUT_ALIGN): #if 0 out again. - Undoes change of Apr. 9. - * i386/go32.h (ASM_OUTPUT_ALIGN): Define. - -Thu Apr 25 14:05:33 1996 Richard Kenner (kennervlsi1.ultra.nyu.edu) - - * calls.c (expand_call): In inlining case, if BEFORE_CALLS is - zero, start looking at first insn (one more place). - - * expr.c (expand_builtin, case BUILT_IN_SETJMP): CLOBBER the - static chain after label at setjmp point. - -Thu Apr 25 09:02:24 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.c (print_operand{,_address}): Correct compile error if - TARGET_EABI is not defined. Also, just call small_data_operand, - without testing the ABI. - (rs6000_select_section): Ditto. - - * rs6000/sysv4.h (CC1_SPEC): For -mcall-solaris, don't pass - -mno-main-init. - -Wed Apr 24 18:26:48 1996 Brendan Kehoe <brendan@lisa.cygnus.com> - - * collect2.c (handler): Delete export_file when we get a signal. - -Wed Apr 24 14:54:44 1996 Jeffrey A. Law <law@cygnus.com> - - * pa/pa1-ghpux.h (LINK_SPEC): Define. Link in PA1.1 libraries - by default. - * pa/{pa1-ghpux9.h, pa1-hpux.h, pa1-hpux9.h}: Likewise. - -Wed Apr 24 11:12:06 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * configure (powerpc{,le}-*-eabi*): Use t-ppc{,gas}, instead of - t-eabi{,gas}. - (powerpc-*-linux,powerpcle-*-solaris): Add definitions. - (MULTILIB_DIRNAMES): Pick shorter names for the multilib - directories. - (MULTILIB_*): Do not build -msdata versions of the library. Build - both system V and eabi versions of the libraries. - - * rs6000/t-ppc{,gas} (MULTILIB*): Don't build -msdata versions of - the libraries. Split -mcall-sysv libraries into - -mcall-sysv-{eabi,noeabi} varients. - (LIB2FUNCS_EXTRA): Add eabi.S, eabi-ctors.c. - (eabi.S): Use eabi.S, not eabi.s for eabi.asm. - (crt files): Add support for Solaris crt files. - - * rs6000/sol{2.h,-c0.c,-ci.asm,-cn.asm}: New files for Solaris. - - * rs6000/linux.h: New file for Linux-based GNU system support. - - * rs6000/eabi-ci.asm (ppc-asm.h): Include. - (.got section): Correct attribute. - - * rs6000/eabi-c{i,n}.asm (.init,.finit): Add support for System V - style .init/.fini sections, that constructors and destructors - place a bl <func> in the appropriate section. - - * rs6000/eabi-ctors.c (__do_global_{c,d}tors): Call __init, and - __fini to handle constructors/destructors in the .init, .fini - sections. - - * rs6000/{eabi,sysv}.h: Move most eabi configuration stuff from - eabi.h to sysv.h. - - * rs6000/sysv.h (TARGET_*): Convert -mcall-xxx from switch into option. - Add -mcall-{solaris,linux,sysv-eabi,sysv-noeabi} options. - Add -m{,no-}eabi options to control whether we adhere to - the System V spec or the EABI spec. Add -m{,no-}regnames to - control whether registers are printed out as %r0 instead of 0. - (SUBTARGET_OVERRIDE_OPTIONS): Add support for new -mcall options. - (FP_ARG_MAX_REG): Use new macros for ABI conformance. - (RS6000_REG_SAVE): Likewise. - (STACK_BOUNDARY,BIGGEST_ALIGNMENT): If eabi, align to 8 byte - boundary, otherwise 16 byte. - (EXTRA_SECTIONS): Add .init, .fini sections. - (*_SPEC): Reorganize so that the different targets all have sub - specs that go in the specs file. Add support for linux and - Solaris targets. - - * rs6000/{sysv4,eabi}*.h (*_SPECS): Only override the default - spec, all other specs moved to sysv4.h. - (RS6000_ABI_NAME): Use RS6000_ABI_NAME to set the default ABI - name, not TARGET_DEFAULTS. - - * rs6000/xm-sysv4.h (alloca): Properly declare alloca if compiler - is not GCC. - (DONT_DECLARE_SYS_SIGLIST): Define. - - * rs6000.c (rs6000_abi_name): New global for getting the results - of -mcall-xxx. - (rs6000_reg_names): New global for holding the normal register names. - (alt_reg_names): Alternate register names for -mregnames. - (rs6000_override_options): If -mregnames, copy alt_reg_names into - rs6000_reg_names. - (input_operand): Recognize ABI_SOLARIS. - (small_data_operand, init_cumulative_args): Likewise. - (function_arg{,_boundary,_advance,_partial_nregs}): Likewise. - (function_arg_pass_by_reference, setup_incoming_varargs): Likewise. - ({rs6000,debug}_stack_info, output_{prolog,epilog}): Likewise. - (print_operand): %$ prints '.' on Solaris, '$' elsewhere. - (print_operand{,_address}): If not eabi, use @sdarel for small - data references. - (rs6000_stack_info): Only emit __eabi call if TARGET_EABI. - - * rs6000.h (*_SPECS): Move the System V specs to svr4.h. - (ABI_SOLARIS): New ABI, mostly like System V. - (EXTRA_CONSTRAINT): Use ABI_SOLARIS like ABI_V4. - (RETURN_ADDRESS_OFFSET, (LEGITIMATE_SMALL_DATA_P): Likewise. - (RETURN_IN_MEMORY): On Solaris, small structures are returned in regs. - (REGISTER_NAMES): Use rs6000_reg_names array, instead of string - literals. - (DEBUG_REGISTER_NAMES): Define. - (ADDITIONAL_REGISTER_NAMES): Add sp, toc aliases. - (PRINT_OPERAND_PUNCT_VALID_P): Recognize $ as a punctuation char. - - * rs6000.md (got & call patterns): Use ABI_SOLARIS to mean the - same as ABI_V4. - (branch patterns): Use %$ for the current location, not just $. - - * va-ppc.h: Add Solaris support. - -Tue Apr 23 20:02:13 1996 Doug Evans <dje@cygnus.com> - - * sparc.c (output_function_prologue): In -mbroken-saverestore - case, %sp = %fp - size. - * sparc/t-splet (TARGET_LIBGCC2_CFLAGS): Delete. - * sparc.md (isa attribute): Add sparclet. - (*smacsi,*smacdi,*umacdi): Use match_operand, not match_dup - for third arg. - (*mulsidi3_sp32,const_mulsidi3,*umulsidi3_sp32,const_umulsidi3): Use - smuld,umuld for sparclet. - -Tue Apr 23 16:28:28 1996 Michael Meissner <meissner@wombat.gnu.ai.mit.edu> - - * m68k/m68kemb.h: Add {LINK,STARTFILE,LIB,SUBTARGET}_SPEC, so - gcc will use libgloss for supported target boards {idp,mvme,bcc}. - -Tue Apr 23 16:00:28 1996 Per Bothner <bothner@cygnus.com> - - * expr.c (store_constructor): Fix test for missing array elements. - -Tue Apr 23 11:21:09 1996 Stephen L Moshier (moshier@world.std.com) - - * i386/sco5.h (BSS_SECTION_ASM_OP): Use `data' directive. - (ASM_OUTPUT_ALIGNED_LOCAL): Generate an `lcomm' directive. - (TARGET_DEFAULT): Include TARGET_IEEE_FP. - (CPP_PREDEFINES): Include Di386. - -Mon Apr 22 12:00:46 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.h (BIGGEST_FIELD_ALIGNMENT): Delete. - (ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Define. - * sysv4.h (BIGGEST_FIELD_ALIGNMENT): Delete. - (ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Undefine. - * win-nt.h (ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Undefine. - -Sun Apr 21 17:52:36 1996 Jim Wilson <wilson@cygnus.com> - - * m68k/coff.h (ASM_OUTPUT_SECTION): Test DECL before - dereferencing it. - - * cse.c (cse_process_notes): Handle SUBREG like ZERO_EXTEND. - -Sun Apr 21 12:57:12 1996 Doug Evans <dje@cygnus.com> - - * arm/aout.h (ASM_OUTPUT_MI_THUNK): Define. - -Sun Apr 21 09:50:09 1996 Stephen L Moshier (moshier@world.std.com) - - * choose-temp.c: Include sys/types.h before sys/file.h for sco3.2v5. - -Sun Apr 21 08:42:13 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * alpha.c (check_float_value): Cast args of bcopy to avoid warnings. - -Sat Apr 20 21:22:21 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * stor-layout.c (layout_record): Use ADJUST_FIELD_ALIGN to modify - alignment of fields within records. - -Sat Apr 20 19:55:33 1996 Niels Moller <nisse@lysator.liu.se> - - * c-parse.in (typespec): Made <SomeProtocol> equivalent - to (id <SomeProtocol>). - (non_empty_protocolrefs): New nonterminal. - -Sat Apr 20 08:34:02 1996 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * stmt.c (check_for_full_enumeration_handling): Call case_tree2list - before checking for case expressions not corresponding to enumerators. - (mark_seen_cases): If SPARSENESS == 2, exploit AVL order. - Else, convert tree to list. - Set xlo to -1 if SPARSENESS == 1 search failed. - (expand_end_case): Avoid calling case_tree2list on list. - -Fri Apr 19 16:54:57 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/win-nt.h (BIGGEST_FIELD_ALIGNMENT): Set to 64, not - 32 that AIX uses. - -Fri Apr 19 16:40:38 1996 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.md (movqi): Handle QImode values in %si and %di. - -Thu Apr 18 20:56:56 1996 Jim Wilson <wilson@cygnus.com> - - * sh.md (lshrsi3): Change gen_ashlsi3_d to gen_lshrsi3_d. - -Thu Apr 18 15:49:28 1996 Per Bothner <bothner@cygnus.com> - - * sparc.h (ASM_OUTPUT_MI_THUNK): Define. - -Thu Apr 18 15:19:26 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300.md: Remove "type" attribute from all patterns except those - which have varying length branches. Eliminate obsolete "type" - attributes. Add "length" and "cc" attributes to insns without them; - fix some length computations. Remove patterns which are commented out. - - * h8300.md (zero extension expanders and insns): Simplify, fix various - length problems, provide optimized versions for the h8300 and h8300h. - (sign extension expanders and insns): Likewise. Make them - nearly identical to zero_extension patterns and insns. - -Wed Apr 17 18:50:16 1996 Jeffrey A. Law <law@cygnus.com> - - * pa.h (SELECT_SECTION): Define. Never place a something - into the read-only data section if it requires a reloc. - - * pa.md (rotlsi3): Delete unnecessary and incorrect pattern. - -Wed Apr 17 17:15:40 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.md (movdi): Never FAIL, even if operand[1] is not a - general operand, due to being in volatile memory. - -Wed Apr 17 15:20:10 1996 Brendan Kehoe <brendan@lisa.cygnus.com> - - * c-lex.c (check_newline): Rewrite to use tokens. - (handle_sysv_pragma): Take a token instead of a character. - * i960.c (process_pragma): Take the IDENTIFIER_POINTER tree - node instead of a character. - * sh.c (handle_pragma): Likewise. - * config/nextstep.c (handle_pragma): Likewise. - * h8300.c (handle_pragma): Likewise. - * i960.h (HANDLE_PRAGMA): Expect/pass 2nd arg of NODE, not CH. - * sh.h (HANDLE_PRAGMA): Likewise. - * config/nextstep.h (HANDLE_PRAGMA): Likewise. - * h8300.h (HANDLE_PRAGMA): Likewise. - -Wed Apr 17 14:28:43 1996 Doug Evans <dje@cygnus.com> - - * choose-temp.c: Don't include sys/file.h ifdef NO_SYS_FILE_H. - #include <stdio.h>. - (choose_temp_base): Make tmp,usrtmp, static locals. - -Wed Apr 17 08:41:02 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * alpha.c (alpha_emit_conditional_move): Fix some bugs in previous - change and do some cleanup. - -Tue Apr 16 18:53:05 1996 Jim Wilson <wilson@cygnus.com> - - * reload.c (push_reload): Add extra reload for inside of SUBREG if - it is CONSTANT_P. - - * expr.c (do_store_flag): Rewrite last change to avoid compiler - warnings. - - * reload.c (push_reload): When reuse an old reload, set the modes - to be the larger of the old and new modes. - - * i960/t-960bare (xp-bit.c): Fix typo in source file name. - -Tue Apr 16 18:09:16 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300.md (andhi3): If 2nd operand is a CONST_INT that meets 'J' - constraint, then only two bytes are needed for this insn. Improve - code generated for the h8300h when both operands are registers. - (iorhi3, xorhi3): Likewise. Rework to be nearly identical to andhi3. - (andsi3): If 2nd operand is a CONST_INT that meets the 'J' - constraint, then only two bytes are need for this insn. - Improve code generated for the h8300h regardless of the - type of the 2nd operand. Make this pattern work on the h8300 too. - (iorsi3, xorsi3): Likewise. Rework to be nearly identical to andsi3. - (iorqi3_internal): Make this pattern look more like andqi3_internal. - (one_cmplhi2, one_cmplsi2): Fix length computation for H8300H. - -Tue Apr 16 17:43:25 1996 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * i386.md (addsidi3_2): Handle non-MEM overlap case. - -Tue Apr 16 16:59:49 1996 Richard Henderson <rth@tamu.edu> - - * function.c (expand_function_end): Allow TRAMPOLINE_TEMPLATE - to be omitted on systems for which it is not cost effective. - * varasm.c (assemble_trampoline_template): No such function - if no TRAMPOLINE_TEMPLATE. - * m68k.h: Greatly simplify the run-time trampoline code: - (TRAMPOLINE_TEMPLATE, TRANSFER_FROM_TRAMPOLINE): Delete define. - (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Changed. - (TRAMPOLINE_ALIGN): No point aligning to cache line. - (FINISH_INIT_TRAMPOLINE): New define. - * m68k/next.h: Instead of redefining INITIALIZE_TRAMPOLINE, - make use of the new FINISH_INIT_TRAMPOLINE. - * m68k/{m68k.h,next.h,aux.h} (FINISH_INIT_TRAMPOLINE): - Rename to FINALIZE_TRAMPOLINE. - * m68k/{linux.h,m68kv4.h}: Override trampoline macros. - -Tue Apr 16 16:02:50 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * combine.c (make_field_assignment): Allow XOR in final case. - -Tue Apr 16 11:33:53 1996 J.T. Conklin <jtc@rtl.cygnus.com> - - * m68k.h (TARGET_SWITCHES): Don't remove MASK_68060 with -msoft-float. - - * m68k.h (MULL_COST, MULW_COST, RTX_COSTS): Add costs for TARGET_68060. - * m68k.md (ashlsi_16, lshrsi_16): Disable pattern for TARGET_68060; - this special case is not faster for that cpu. - -Tue Apr 16 10:54:55 1996 Eliot Dresselhaus <dresselh@rft30.nas.nasa.gov> - - * alpha.c (alpha_emit_conditional_move): New function. - * alpha.h (alpha_emit_conditional_move): Declare it. - * alpha.md (cmov* define_expands): Use it. - -Tue Apr 16 09:06:17 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * function.h (struct function): New field returns_pointer. - * function.c (push_function_context_{to,from}): Save and restore - current_function_returns_pointer. - - * config/svr4.h (ENDFILE_SPEC): Add missing `%s'. - - * configure (m68k-*-linux*aout*): Set tmake_file to m68k/t-linux-aout. - (m68k-*-linux*): Set extra_parts. - * m68k/t-linux (INSTALL_ASSERT_H): New definition. - (CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): New definitions. - * m68k/t-linux-aout: New file. - * m68k/linux.h (LIB_SPEC): Deleted. - (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Define. - - * m68k.h (TRAMPOLINE_ALIGNMENT): Specify alignment in bits, not bytes. - -Tue Apr 16 08:53:17 1996 Philippe De Muyter <phdm@info.ucl.ac.be> - - * final.c (final_scan_insn): Allow removal of redundant test and - compare instructions that use clobbers. - -Tue Apr 16 06:22:00 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-decl.c (clear_limbo_values): New function. - (pushdecl): Call it for function body blocks. - - * objc/thr-decosf1.c (_objc_thread_id): Correct return type from - int to _objc_thread_id. - - * expr.c (expand_builtin, case BUILT_IN_LONGJMP): Make a decl - for __dummy, so we can call make_function_rtl on it. - - * expr.c (expand_assignment): Don't pre-evaluate RHS if a CALL_EXPR - with a variable-size return. - -Mon Apr 15 17:38:45 1996 Ian Lance Taylor <ian@cygnus.com> - - * fixincludes: Fix undefined VOIDFUNCPTR in VxWorks 5.2 <time.h>. - -Mon Apr 15 15:12:16 1996 Jim Wilson <wilson@cygnus.com> - - * expr.c (do_store_flag): Before calling exact_log2, remove any - sign extension bits. - - * reload1.c (emit_reload_insns): Call reload_reg_reaches_end_p for - every reg of multi-reg spill register. Invalidate old info for multi - reg spill registers when only part survives to the end. - -Mon Apr 15 14:49:12 1996 Mike Stump <mrs@cygnus.com> - - * function.c (preserve_temp_slots): Only preserve temporaries that - happen to be at the current level. - -Mon Apr 15 14:08:12 1996 Doug Evans <dje@canuck.cygnus.com> - - * gansidecl.h: New file. - * choose-temp.c: New file. - * Makefile.in (xgcc): Depend on and link in choose-temp.o. - (collect2): Likewise. - (choose-temp.o): Add rule for. - * collect2.c: #include "gansidecl.h". - (const,PROTO): Delete. - (P_tmpdir): Delete. - (choose_temp_base): Declare as extern, delete internal copy. - (main): Update call to choose_temp_base. - * cpphash.c: #include "gansidecl.h". - (NULL,const,volatile): Delete. - * demangle.h: #include "gansidecl.h". - (PROTO,PTR,const): Delete. - * expr.h (const): Delete. - * fix-header.c: #include "gansidecl.h". - (const): Delete. - * gcc.c: #include "gansidecl.h". - (PROTO,VPROTO,PVPROTO,VPROTO,VA_START,NULL): Delete. - (GENERIC_PTR,NULL_PTR,P_tmpdir): Delete. - (choose_temp_base): Declare as extern, delete internal copy. - (concat): Rewrite to take a variable number of arguments. - (choose_temp_base_try,concat[346]): Delete. - (translate_options,set_spec,process_command,do_spec_1, - is_directory,main): Always use concat, not concat[346]. Pass - NULL_PTR as trailing arg to concat. - * genattr.c (main): Delete printing of "#define PROTO". - * machmode.h: #include "gansidecl.h". - (PROTO): Delete. - (HAVE_MACHINE_MODES): Move definition to standard place. - * recog.h: #include "gansidecl.h". - (PROTO,const): Delete. - * rtl.h: #include "gansidecl.h". - (PROTO,VPROTO,PVPROTO,VPROTO,VA_START,STDIO_PROTO): Delete. - (NULL,GENERIC_PTR,NULL_PTR): Delete. - * tree.h: Likewise. - -Mon Apr 15 08:49:20 1996 Tom May (ftom@netcom.com) - - * cse.c (invalidate_skipped_set): Ignore CLOBBER after calling - note_mem_written, not before. - -Mon Apr 15 08:22:03 1996 Philippe De Muyter <phdm@info.ucl.ac.be> - - * m68k.md (tstdi): Optimized for "d" case. - (movqi): Allow moving "i" into "a". - (zero_extendsidi2): Alternatives merged. - (extendplussidi): Fixed when operands 0 and 1 share a register. - (adddi_sexthishl32): Constraints reordered for better reload. - (adddi3,subdi_sexthishl32,subdi3,negdi2): Likewise. - (ashldi_sexthi): Accept "m" as operand 0. - (ashldi_const32): Alternatives merged. - (ashift patterns): Output "lsl" instead of "asl". - (beq0_di): If condition codes already set, output only branch insn. - (bne0_di,bge0_di,blt0_di): Likewise. - * m68k.c (notice_update_cc, case ASHIFT{,RT}, LSHIFTRT, ROTATE{,RT}): - Don't set CC_NO_OVERFLOW. - * m68k.h (TARGET_SWITCHES): Fix typo in "c68000" entry. - -Mon Apr 15 08:06:17 1996 Stephen L Moshier (moshier@world.std.com) - - * real.c (eadd1): Check for overflow on X plus X. - -Mon Apr 15 08:02:24 1996 J.T. Conklin <jtc@cygnus.com> - - * i386/netbsd.h (HAVE_SYSV_PRAGMA): Removed definition. - * config/netbsd.h (HAVE_SYSV_PRAGMA): Define. - (SET_ASM_OP): Define. - -Mon Apr 15 07:28:54 1996 Fila Kolodny <fila@ibi.com> - - * configure: Add definition for host= into Makefile. - * build-make (CC): Pass -b $(host), not target. - -Mon Apr 15 05:12:39 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (bc_expand_increment): Change declaration to return void. - - * toplev.c (max_label_num_after_reload): New variable. - (rest_of_compilation): Set it. - * reorg.c (find_dead_or_set_registers): Only kill spill regs after - label made before jump2. - - * combine.c (expand_field_assignment): Take SUBREG_WORD into - account when have STRICT_LOW_PART. - (make_extraction): Make a STRICT_LOW_PART at any low-order word. - -Mon Apr 15 03:43:11 1996 Jeffrey A. Law <law@cygnus.com> - - * flags.h (flag_function_sections): Declare. - * toplev.c (flag_function_sections): Define. - (compile_file): Add warnings when -ffunction-sections is - used with -g, or profiling. Disable -ffunction-sections - when profiling is used. Add warning when -ffunction-sections - is used on a target that doesn't support it. - * varasm.c (named_section): Make a copy of the section name - in case the original is in temporary storage. - (function_section): Set DECL_SECTION_NAME for each function - if flag_function_sections is on and the target supports it. - * dbxout.c (dbxout_function_end): New function. - (dbxout_function): Call dbxout_function_end if using extensions - and flag_function_sections is on. - * sparc/sysv4.h (ASM_OUTPUT_SECTION_NAME): Prefix a function - section's name with ".text%" when -ffunction-sections. - -Sun Apr 14 19:37:43 1996 Doug Evans <dje@cygnus.com> - - * toplev.c (main): Delete redundant test for -p used with -fbytecode. - -Sun Apr 14 19:01:59 1996 John F. Carr <jfc@mit.edu> - - * c-decl.c (finish_enum): Don't crash if no type can represent all - enumeration values. - -Sun Apr 14 18:56:40 1996 J.T. Conklin <jtc@rtl.cygnus.com> - - * m68k.md (ftruncdf2): Enable for m68060 systems. - -Sun Apr 14 18:49:30 1996 David L. Reese (david.reese@east.sun.com) - - * fold-const.c (range_test): Don't convert hi_cst or lo_cst - to unsigned when folding signed range tests. - -Sun Apr 14 08:56:27 1996 Stephen L Moshier <moshier@world.std.com> - - * real.h (ereal_from_{int,uint}): Add new arg, MODE. - (REAL_VALUE_FROM{,_UNSIGNED}_INT): New arg, MODE. - * real.c (ereal_from_{int,uint}): New arg, MODE. - * cse.c (simplify_unary_operation): Add new arg to REAL_VALUE_FROM_INT. - * fold-const.c (fold_convert): Likewise. - * tree.c (real_value_from_int_cst): New arg, TYPE. - Pass mode to REAL_VALUE_FROM_INT. - (build_real_from_int_cst): Properly deal with truncation. - -Sun Apr 14 08:21:29 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * combine.c (try_combine): When substituting in output of I2, - ensure dest isn't clobbered in I2. - - * combine.c (combine_instructions): In initial scan of insns, - handle a REG_INC note's affect on sign bit copies and nonzero bits. - (set_nonzero_bits_and_sign_copies): Treat a zero SET arg as a CLOBBER. - -Sun Apr 14 07:52:28 1996 Manor Askenazi <manor@santafe.edu> - - * objc/encoding.c (objc_skip_typespec): Don't abort for _C_UNDEF. - -Sat Apr 13 20:35:36 1996 Richard Henderson (richard@atheist.tamu.edu) - - * configure (m68k-apple-aux*): Rework to take advantange - of list of tm.h files and support all four gas/gld options. - * m68k/auxas.h, m68k/auxgas.h, m68k/auxgld.h, m68k/auxld.h: New files. - * m68k/auxstd.h, m68k/auxgnu.h: Deleted. - -Sat Apr 13 20:18:11 1996 Stephen L Moshier <moshier@world.std.com> - - * alpha.c (check_float_value): New function. - * alpha.h (CHECK_FLOAT_VALUE): Define. - (ASM_OUTPUT_FLOAT): Print the value in hex. - -Sat Apr 13 15:08:45 1996 Doug Evans <dje@canuck.cygnus.com> - - * configure: New target arm{,el}-*-coff*. - (cpu_default): Sort alphabetically. - * arm/coff.h: New file. - * arm/t-bare: New file. - * arm/arm.c (use_return_insn): Don't use return for naked functions. - (arm_valid_machine_decl_attribute): New function. - (arm_naked_function_p): New function. - (output_func_prologue): Naked functions don't have prologues. - (arm_expand_prologue): Likewise. - (output_func_epilogue): Likewise with epilogues. - -Sat Apr 13 11:31:32 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300.c (adds_subs_operand): Fix thinko in last change. - - * h8300.md (subhi3): Turn into a define_expand. - (subhi3 using adds_subs): New pattern. - (H8300 subhi): Derived from old subhi pattern. Simplified. - (H8300H subhi): Likewise. - (subsi using adds_subs): New pattern. Only used on H8300H. - (subsi_h8300): Allow "a" registers as destination. - (subsi_h8300h): Allow "a" registers as destination. Simplify. - - * h8300.md (bcs_qiqi, bcs_hihi, bs_hiqi): Fix thinkos - in last change. - -Sat Apr 13 08:59:48 1996 Fila Kolodny <fila@ibi.com> - - * i370/mvs.h (ASM_DECLARE_FUNCTION_NAME): Don't write anything to - asm file, because everything is handled in FUNCTION_PROLOGUE. - -Sat Apr 13 07:55:38 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * alpha.c (alpha_emit_set_const_1): Renamed from - alpha_emit_set_const and static. - Remove change of Nov 26; again use normal mechanism for SImode. - (alpha_emit_set_const): New function. - -Fri Apr 12 18:19:39 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300.c (adds_subs_operand, output_adds_subs): New functions. - * h8300.md (addhi3): Turn into a define_expand. - (addhi3 using adds_subs): New pattern. - (H8300 addhi): Derived from old addhi pattern. Simplified. - (H8300H addhi): Likewise. - (addsi using adds_subs): New pattern. Only used on H8300H. - (addsi_h8300): Allow "a" registers as destination. - (addsi_h8300h): Simplify. Allow "a" registers as destination. - - * h8300.md (bcs): New attribute type. - (default_length): Compute correct length for bcs insns. - (bcs_qiqi, bcs_hihi, bs_hiqi): Use new type and update - to account for correct length computation. - - * h8300.md (movhi_internal): Demand at least one operand to be reg. - (movsi_h8300{{,h}): Optimize loading certain constants. - - * h8300.h (NO_FUNCTION_CSE): Comment out. - (FUNCTION_ARG_REGNO_P): Properly define for TARGET_QUICKCALL. - (RETURN_IN_MEMORY): Don't return small structs in regs. - - * h8300.c (const_costs): -4 and 4 are cheap on the h8300h. - (notice_update_cc): Remove references to "value2" field. - - * h8300.c (dosize): Remove unused "fped" argument. All callers - changed. Handle add/sub of 5-8 bytes efficiently on the h8300h. - - * h8300.c (print_operand): Handle new 'R' case for accessing - the 8-bit area. Make code for 'Y' fall into code for 'R' when - operand is not a register. Update some comments. - (h8300_tiny_data_p): New function. - (h8300_valid_machine_decl_attribute): Handle "tiny_data" attribute. - * h8300.h (OK_FOR_U): Handle memory references into 8-bit area. - (ENCODE_SECTION_INFO): Mark SYMBOL_REFs which refer to 8-bit area. - * h8300.md (many patterns): Use 'R' rather than 'X' for - operands that may be memory accesses into the 8-bit area. - (btst pattern): New pattern to set the cc0 (zbit) based on - data in the 8-bit area. - - * h8300.md (one_cmplsi2): Fix length computation for h8300h. - -Fri Apr 12 14:34:39 1996 Doug Evans <dje@cygnus.com> - - * arm.md (*ldmsi,*stmsi): Use (mem (match_operand ...)) - to avoid using indirect_operand (reload problems). - * arm/semi.h (CPP_PREDEFINES): Define __semi__ instead of semi. - * arm/aout.h (ASM_GENERATE_INTERNAL_LABEL): Use LOCAL_LABEL_PREFIX. - (ASM_OUTPUT_ADDR_{VEC,DIFF_ELT}): Likewise. - -Fri Apr 12 09:43:30 1996 Jason Merrill <jason@yorick.cygnus.com> - - * dbxout.c (dbxout_typedefs): Don't emit incomplete types yet. - (dbxout_symbol): Use DECL_ARTIFICIAL to recognize C++ implicit - typedefs. - -Thu Apr 11 21:56:26 1996 Doug Evans <dje@cygnus.com> - - * i386/t-winnt (winnt.o): Rewrite based on .c.o rule. - (oldnames.o,spawnv.o): Add rules for. - -Thu Apr 11 07:25:06 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * calls.c (expand_call): In inlining case, if BEFORE_CALLS is - zero, start looking at first insn. - - * expr.c (preexpand_calls, case CALL_EXPR): Rework to properly - avoid expanding functions returning variable size objects. - - * integrate.c (expand_inline_function): When comparing types - of formal and actual, use TYPE_MAIN_VARIANT. - -Thu Apr 11 00:48:29 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300/lib1funcs.asm (modnorm): New function(s). Like divnorm, - but gets the sign bit right for modulo operations. - (__modhi3, modsi3): Use modnorm. - - * h8300.c (dosize): On h8300h, do 4 byte adjusts using adds and subs. - * h8300.h (LONG_LONG_TYPE_SIZE): Always make this 32bits. - Reverses change from Apr 2, 1996. - -Wed Apr 10 18:39:52 1996 Doug Evans <dje@canuck.cygnus.com> - - * sparc.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete. - (FUNCTION_PROFILER): Use ASM_GENERATE_INTERNAL_LABEL instead. - - * sparc.c (sparc_override_options): 90c701 renamed to tsc701. - (eligible_for_epilogue_delay_slot): Don't allow anything if - -mbroken-saverestore. - (output_function_prologue): Only use trivial save's if - -mbroken-saverestore. - * sparc.h (CPP_SPEC): Handle -mcpu={sparclet,tsc701}. - (ASM_SPEC): Likewise. - ({MASK,TARGET}_BROKEN_SAVERESTORE): Define. - (enum processor_type): 90C701 renamed to TSC701. - * sparc.md (attr cpu): 90c701 renamed to tsc701. - * sparc/splet.h (SUBTARGET_SWITCHES): Recognize -mbroken-saverestore. - -Wed Apr 10 17:56:02 1996 Stan Cox <coxs@dg-rtp.dg.com> - - * m88k/dgux.h (EXTRA_SPECS): Define. - (ASM_SPEC,CPP_SPEC,STARTFILE_SPEC): Use EXTRA_SPECS. - * m88k/dguxbcs.h (ASM_SPEC,CPP_SPEC,STARTFILE_SPEC): Use EXTRA_SPECS. - * m88k/m88k.c (output_ascii) Output literal HT. - -Wed Apr 10 17:28:37 1996 James Carlson (carlson@xylogics.com) - - * configure: Work around AIX bug when defining SUBDIRS. - -Wed Apr 10 17:22:42 1996 Paul Eggert <eggert@twinsun.com> - - * cexp.y (parse_number): Don't reject long long constants unless - pedantic. - -Wed Apr 10 17:19:56 1996 Stephen L. Moshier (moshier@world.std.com) - - * real.c (e64toe): Properly distinguish between NaN and infinity - bit patterns for real-words-big-endian targets. - -Wed Apr 10 17:17:26 1996 Richard Earnshaw (rearnsha@armltd.co.uk) - - * real.c (endian): Add two explicit casts. - (e64toe): Support ARM extended precision fp format. - Check negative infinities properly for NaNs. - (toe64): Support ARM extended precision fp format. - -Tue Apr 9 12:53:31 1996 Doug Evans <dje@canuck.cygnus.com> - - * i386/gas.h (ASM_OUTPUT_ALIGN): Define and use .balign. - -Tue Apr 9 12:48:45 1996 Stephen L Moshier (moshier@world.std.com) - - * sparc.c (fp_zero_operand): Exclude -0.0. - -Tue Apr 9 07:11:24 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * alpha.c: Fix typo in last change. - - * tree.c (substitute_in_expr): Don't return new expression if - nothing changed. - (substitute_in_type): Deleted, not used. - * tree.h (substitute_in_type): Delete declaration. - -Mon Apr 8 16:30:18 1996 Jeffrey A. Law <law@cygnus.com> - - * flow.c (find_auto_inc): Also make sure there aren't - any sets of the incremented register between the memory - reference and increment insn. - -Mon Apr 8 15:41:14 1996 John Polstra (jdp@polstra.com) - - * configure (i[3456]86-*-freebsdelf*): New target. - * i386/freebsd-elf.h: New file. - * i386/x-freebsd (USER_H): New define; to null. - -Mon Apr 8 14:44:41 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-decl.c (finish_function): Always warn if main doesn't return int. - -Mon Apr 8 13:01:37 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.c (got_operand): New function, returns true if the - operand can go in V.4's GOT. - (rs6000_pic_register): New variable. - (output_epilog): Reset rs6000_pic_register. - - * rs6000.h (rs6000_pic_register, got_operand, flag_pic): Add decls. - (PREDICATE_CODES): Add got_operand. - - * rs6000.md (movsi): Add support for V.4's -fpic and -FPIC. - (init_v4_pic): Initialize the V4 pic register if needed. - (call patterns): If -fpic/-fPIC, call function with @plt suffix. - - * t-eabigas (MULTILIB_DIRNAMES): Remove errant pic directory. - - * rs6000.c (output_prolog): Correctly store & restore the - arguments to main in their correct save location, when calling the - start function. - -Mon Apr 8 13:01:37 1996 David Reese <Dave.Reese@East.Sun.COM> - - * rs6000.c (print_operand): Use reg_names to print registers. - -Fri Apr 5 00:40:19 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300.c (h8300_valid_machine_decl_attribute): Use underscores, - not dashes in attributes. - (h8300_funcvec_function_p): Corresponding changes. - (h8300_interrupt_function_p): Likewise. - - * pa.h (INIT_CUMULATIVE_INCOMING_ARGS): Initialize "indirect" - field to zero. - -Thu Apr 4 12:52:11 1996 Jim Wilson <wilson@chestnut.cygnus.com> - - * loop.c (combine_givs): Use new macro GIV_SORT_CRITERION. - New variable giv_array. Loop over giv_array instead of following - next_iv links. - (giv_sort): New function. - * sh.h (GIV_SORT_CRITERION): Define. - - * c-typeck.c (push_init_level): When output alignment for structure - field, add check to verify it is the next field to be output. - -Thu Apr 4 12:19:26 1996 David Mosberger-Tang <davidm@AZStarNet.com> - - * alpha.c: Don't include stamp.h for Linux-based GNU systems. - -Thu Apr 4 12:17:08 1996 Richardg Kenner (kenner@vlsi1.ultra.nyu.edu) - - * objc/Makefile: Rename thread* to thr*. - * objc/thread.c: Rename thread-* to thr-*. - * objc/thr-decosf1.c: Renamed from thread-decosf1.c - * objc/thr-irix.c: Renamed from thread-irix.c. - * objc/thr-single.c: Renamed from thread-single.c. - * objc/thr-solarius.c: Renamed from thread-solaris.c. - * objc/thr-win32.c: Renamed from thread-win32.c. - * objc/objc-api.h: Include thr.h, not thread.h. - * objc/runtime.h, objc/sarray.h: Likewise. - - * i386.md (ashldi3_const_int): Don't recognize if won't match - constraint of operand 2. - -Thu Apr 4 11:40:55 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * config/fp-bit.c (EXTENDED_FLOAT_STUBS): If EXTENDED_FLOAT_STUBS - is defined, define all of the XF/TF functions that might be - generated that we don't have code for yet. - - * i960/t-(vxworks960,960bare): (LIB2FUNCS_EXTRA): Make and - compile xp-bits.c that defines EXTENDED_FLOAT_STUBS. - - From: steve chamberlain <sac@slash.cygnus.com> - * i386/x-cygwin32 (LANGUAGES): Delete. - * i386/xm-cygwin32.h (EXECUTABLE_SUFFIX): Set to .exe. - * rs6000/xm-cygwin32.h (EXECUTABLE_SUFFIX): Set to .exe. - -Wed Apr 3 14:10:16 1996 Jim Wilson <wilson@chestnut.cygnus.com> - - * expr.c (emit_push_insn): Clobber register only if it is nonzero. - -Wed Apr 3 11:31:55 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300.h (h8300_funcvec_function_p): Declaration moved here. - * h8300.c (h8300_funcvec_function_p): Declaration removed from here. - * h8300.md (tstqi): Tweak to work like other tstXX patterns. - (cmphi): Turn into a define_expand. Add two anonymous - matterns to match the output of the cmphi expander. - (cmpsi): Accept constants as the second input operand. - -Tue Apr 2 13:52:30 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300.md (movqi_internal): Remove useless alternative(s). Fix - lengths and simplify by reordering remaining alternatives. - (movstrictqi, movhi_internal, movstricthi): Likewise. - (movsi_h8300h, movsf_h8300h): Likewise. - - * h8300/h8300.c (extra_pop): Remove unused variable. - (current_function_anonymous_args): Likewise. - (function_prologue): Remove incorrect varargs/stdarg - related code. - (function_epilogue): Likewise. - (function_arg): Never pass unnamed arguments in registers. - * h8300.h (LONG_LONG_TYPE_SIZE): Use 64bits when ints are 32bits. - (SETUP_INCOMING_VARARGS): Remove definition. - -Mon Apr 1 16:59:48 1996 Ian Lance Taylor <ian@cygnus.com> - - * fixincludes: Fix signal prototype on SunOS to avoid pedantic C++ - error. - -Mon Apr 1 16:16:34 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (get_inner_reference): When finding mode to access bitfield - that ends up properly aligned, use mode class of its type unless - type's mode was BLKmode. - -Mon Apr 1 13:45:30 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300.c (interrupt_handler): Renamed from pragma_interrupt. - All references changed. - (function_prologue): Set interrupt_handler if the current - function has the "interrrupt-handler" attribute. - (small_call_insn_operand): New function. - (h8300_interrrupt_function_p): New function. - (h8300_funcvec_function_p): New function. - (h8300_valid_machine_decl_attribute): New function. - * h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Define. - * h8300.md (call insns): Handle calls through the - function vector. Indirect calls and calls through - the function vector have a length of two bytes. - -See ChangeLog.10 for earlier changes. - - -Copyright (C) 1996, 1997 Free Software Foundation, Inc. - -Copying and distribution of this file, with or without modification, -are permitted in any medium without royalty provided the copyright -notice and this notice are preserved. |