diff options
Diffstat (limited to 'gcc-4.2.1/gcc/config/alpha/osf.h')
| -rw-r--r-- | gcc-4.2.1/gcc/config/alpha/osf.h | 213 |
1 files changed, 0 insertions, 213 deletions
diff --git a/gcc-4.2.1/gcc/config/alpha/osf.h b/gcc-4.2.1/gcc/config/alpha/osf.h deleted file mode 100644 index d798840c0..000000000 --- a/gcc-4.2.1/gcc/config/alpha/osf.h +++ /dev/null @@ -1,213 +0,0 @@ -/* Definitions of target machine for GNU compiler, for DEC Alpha on OSF/1. - Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2001, 2002, 2003, - 2004 Free Software Foundation, Inc. - Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - -This file is part of GCC. - -GCC is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GCC is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GCC; see the file COPYING. If not, write to -the Free Software Foundation, 51 Franklin Street, Fifth Floor, -Boston, MA 02110-1301, USA. */ - -/* As of OSF 4.0, as can subtract adjacent labels. */ - -#undef TARGET_AS_CAN_SUBTRACT_LABELS -#define TARGET_AS_CAN_SUBTRACT_LABELS 1 - -/* The GEM libraries for X_float are present, though not used by C. */ - -#undef TARGET_HAS_XFLOATING_LIBS -#define TARGET_HAS_XFLOATING_LIBS 1 - -/* Names to predefine in the preprocessor for this target machine. */ - -#define TARGET_OS_CPP_BUILTINS() \ - do { \ - builtin_define_std ("unix"); \ - builtin_define_std ("SYSTYPE_BSD"); \ - builtin_define ("_SYSTYPE_BSD"); \ - builtin_define ("__osf__"); \ - builtin_define ("__digital__"); \ - builtin_define ("__arch64__"); \ - builtin_define ("_LONGLONG"); \ - builtin_assert ("system=unix"); \ - builtin_assert ("system=xpg4"); \ - /* Tru64 UNIX V5 has a 16 byte long \ - double type and requires __X_FLOAT \ - to be defined for <math.h>. */ \ - if (LONG_DOUBLE_TYPE_SIZE == 128) \ - builtin_define ("__X_FLOAT"); \ - \ - /* Tru64 UNIX V4/V5 provide several ISO C94 \ - features protected by the corresponding \ - __STDC_VERSION__ macro. libstdc++ v3 \ - needs them as well. */ \ - if (c_dialect_cxx ()) \ - builtin_define ("__STDC_VERSION__=199409L"); \ - } while (0) - -/* Accept DEC C flags for multithreaded programs. We use _PTHREAD_USE_D4 - instead of PTHREAD_USE_D4 since both have the same effect and the former - doesn't invade the users' namespace. */ - -#undef CPP_SUBTARGET_SPEC -#define CPP_SUBTARGET_SPEC \ -"%{pthread|threads:-D_REENTRANT} %{threads:-D_PTHREAD_USE_D4}" - -/* Under OSF4, -p and -pg require -lprof1, and -lprof1 requires -lpdf. */ - -#define LIB_SPEC \ -"%{p|pg:-lprof1%{pthread|threads:_r} -lpdf} %{a:-lprof2} \ - %{threads: -lpthreads} %{pthread|threads: -lpthread -lmach -lexc} -lc" - -/* Pass "-G 8" to ld because Alpha's CC does. Pass -O3 if we are - optimizing, -O1 if we are not. Pass -S to silence `weak symbol - multiply defined' warnings. Pass -shared, -non_shared or - -call_shared as appropriate. Pass -hidden_symbol so that our - constructor and call-frame data structures are not accidentally - overridden. */ -#define LINK_SPEC \ - "-G 8 %{O*:-O3} %{!O*:-O1} -S %{static:-non_shared} \ - %{!static:%{shared:-shared -hidden_symbol _GLOBAL_*} \ - %{!shared:-call_shared}} %{pg} %{taso} %{rpath*}" - -#define STARTFILE_SPEC \ - "%{!shared:%{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}}" - -#define ENDFILE_SPEC \ - "%{ffast-math|funsafe-math-optimizations:crtfastmath.o%s}" - -#define MD_STARTFILE_PREFIX "/usr/lib/cmplrs/cc/" - -/* Tru64 UNIX V5.1 requires a special as flag. Empty by default. */ - -#define ASM_OLDAS_SPEC "" - -/* In OSF/1 v3.2c, the assembler by default does not output file names which - causes mips-tfile to fail. Passing -g to the assembler fixes this problem. - ??? Strictly speaking, we need -g only if the user specifies -g. Passing - it always means that we get slightly larger than necessary object files - if the user does not specify -g. If we don't pass -g, then mips-tfile - will need to be fixed to work in this case. Pass -O0 since some - optimization are broken and don't help us anyway. Pass -nocpp because - there's no point in running CPP on our assembler output. */ -#if ((TARGET_DEFAULT | TARGET_CPU_DEFAULT) & MASK_GAS) != 0 -#define ASM_SPEC "%{malpha-as:-g %(asm_oldas) -nocpp %{pg} -O0}" -#else -#define ASM_SPEC "%{!mgas:-g %(asm_oldas) -nocpp %{pg} -O0}" -#endif - -/* Specify to run a post-processor, mips-tfile after the assembler - has run to stuff the ecoff debug information into the object file. - This is needed because the Alpha assembler provides no way - of specifying such information in the assembly file. */ - -#if ((TARGET_DEFAULT | TARGET_CPU_DEFAULT) & MASK_GAS) != 0 - -#define ASM_FINAL_SPEC "\ -%{malpha-as: %{!mno-mips-tfile: \ - \n mips-tfile %{v*: -v} \ - %{K: -I %b.o~} \ - %{!K: %{save-temps: -I %b.o~}} \ - %{c:%W{o*}%{!o*:-o %b.o}}%{!c:-o %U.o} \ - %{.s:%i} %{!.s:%g.s}}}" - -#else -#define ASM_FINAL_SPEC "\ -%{!mgas: %{!mno-mips-tfile: \ - \n mips-tfile %{v*: -v} \ - %{K: -I %b.o~} \ - %{!K: %{save-temps: -I %b.o~}} \ - %{c:%W{o*}%{!o*:-o %b.o}}%{!c:-o %U.o} \ - %{.s:%i} %{!.s:%g.s}}}" - -#endif - -#undef SUBTARGET_EXTRA_SPECS -#define SUBTARGET_EXTRA_SPECS { "asm_oldas", ASM_OLDAS_SPEC } - -/* Indicate that we have a stamp.h to use. */ -#ifndef CROSS_COMPILE -#define HAVE_STAMP_H 1 -#endif - -/* Attempt to turn on access permissions for the stack. */ - -#define ENABLE_EXECUTE_STACK \ -void \ -__enable_execute_stack (void *addr) \ -{ \ - extern int mprotect (const void *, size_t, int); \ - long size = getpagesize (); \ - long mask = ~(size-1); \ - char *page = (char *) (((long) addr) & mask); \ - char *end = (char *) ((((long) (addr + TRAMPOLINE_SIZE)) & mask) + size); \ - \ - /* 7 is PROT_READ | PROT_WRITE | PROT_EXEC */ \ - if (mprotect (page, end - page, 7) < 0) \ - perror ("mprotect of trampoline code"); \ -} - -/* Digital UNIX V4.0E (1091)/usr/include/sys/types.h 4.3.49.9 1997/08/14 */ -#define SIZE_TYPE "long unsigned int" -#define PTRDIFF_TYPE "long int" - -/* The linker will stick __main into the .init section. */ -#define HAS_INIT_SECTION -#define LD_INIT_SWITCH "-init" -#define LD_FINI_SWITCH "-fini" - -/* The linker needs a space after "-o". This allows -oldstyle_liblookup to - be passed to ld. */ -#define SWITCHES_NEED_SPACES "o" - -/* Select a format to encode pointers in exception handling data. CODE - is 0 for data, 1 for code labels, 2 for function pointers. GLOBAL is - true if the symbol may be affected by dynamic relocations. - - We really ought to be using the SREL32 relocations that ECOFF has, - but no version of the native assembler supports creating such things, - and Compaq has no plans to rectify this. Worse, the dynamic loader - cannot handle unaligned relocations, so we have to make sure that - things get padded appropriately. */ -#define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) \ - (TARGET_GAS \ - ? (((GLOBAL) ? DW_EH_PE_indirect : 0) | DW_EH_PE_pcrel | DW_EH_PE_sdata4) \ - : DW_EH_PE_aligned) - -/* This is how we tell the assembler that a symbol is weak. */ - -#define ASM_OUTPUT_WEAK_ALIAS(FILE, NAME, VALUE) \ - do \ - { \ - (*targetm.asm_out.globalize_label) (FILE, NAME); \ - fputs ("\t.weakext\t", FILE); \ - assemble_name (FILE, NAME); \ - if (VALUE) \ - { \ - fputc (' ', FILE); \ - assemble_name (FILE, VALUE); \ - } \ - fputc ('\n', FILE); \ - } \ - while (0) - -#define ASM_WEAKEN_LABEL(FILE, NAME) ASM_OUTPUT_WEAK_ALIAS(FILE, NAME, 0) - -/* Handle #pragma weak and #pragma pack. */ -#define HANDLE_SYSV_PRAGMA 1 - -/* Handle #pragma extern_prefix. Technically only needed for Tru64 5.x, - but easier to manipulate preprocessor bits from here. */ -#define TARGET_HANDLE_PRAGMA_EXTERN_PREFIX 1 |