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Diffstat (limited to 'gcc-4.4.0/gcc/ChangeLog')
| -rw-r--r-- | gcc-4.4.0/gcc/ChangeLog | 3932 |
1 files changed, 3932 insertions, 0 deletions
diff --git a/gcc-4.4.0/gcc/ChangeLog b/gcc-4.4.0/gcc/ChangeLog new file mode 100644 index 000000000..70f82c0b7 --- /dev/null +++ b/gcc-4.4.0/gcc/ChangeLog @@ -0,0 +1,3932 @@ +2009-04-21 Release Manager + + * GCC 4.4.0 released. + +2009-04-20 Anatoly Sokolov <aesok@post.ru> + + * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check + whether operands 0 and 1 overlaps. + +2009-04-20 Ira Rosen <irar@il.ibm.com> + + PR tree-optimization/39675 + * tree-vect-transform.c (vect_transform_loop): Remove currently + redundant check of the return code of vect_schedule_slp. Check that + stmt_vec_info still exists for the statement, before checking its + vectorization type. + +2009-04-17 Aurelien Jarno <aurelien@aurel32.net> + + * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file + for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*. + +2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org> + + Backport from mainline: + PR target/39767 + * config/sh/predicates.md (arith_operand): Check if the operand + of TRUNCATE is a REG. + +2009-04-15 Richard Guenther <rguenther@suse.de> + + Backport from mainline: + PR tree-optimization/39764 + * tree-ssa-ccp.c (get_value): Canonicalize value with + canonicalize_float_value. + +2009-04-14 H.J. Lu <hongjiu.lu@intel.com> + + Backport from mainline: + 2009-04-09 H.J. Lu <hongjiu.lu@intel.com> + + PR target/39678 + * config/i386/i386.c (classify_argument): Handle SCmode with + (bit_offset % 64) != 0. + +2009-04-14 Uros Bizjak <ubizjak@gmail.com> + + Backport from mainline: + 2009-04-12 Uros Bizjak <ubizjak@gmail.com> + + PR target/39740 + * config/alpha/predicates.md (local_symbolic_operand): Return 1 for + offseted label references. + +2009-04-11 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/39713 + * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built + reference trees have SSA_NAME operands. + +2009-04-10 H.J. Lu <hongjiu.lu@intel.com> + + Backport from mainline: + 2009-04-10 H.J. Lu <hongjiu.lu@intel.com> + + * config/rs6000/darwin-vecsave.asm: Remove extra "*/". + +2009-04-09 Nick Clifton <nickc@redhat.com> + + * unwind-compat.c: Change copyright header to refer to version + 3 of the GNU General Public License with version 3.1 of the + GCC Runtime Library Exception and to point readers at the + COPYING3 and COPYING3.RUNTIME files and the FSF's license web + page. + * config/alpha/crtfastmath.c: Likewise. + * config/alpha/linux-unwind.h: Likewise. + * config/alpha/qrnnd.asm: Likewise. + * config/alpha/vms-crt0-64.c: Likewise. + * config/alpha/vms-crt0.c: Likewise. + * config/alpha/vms-dwarf2.asm: Likewise. + * config/alpha/vms-dwarf2eh.asm: Likewise. + * config/alpha/vms-psxcrt0-64.c: Likewise. + * config/alpha/vms-psxcrt0.c: Likewise. + * config/alpha/vms_tramp.asm: Likewise. + * config/arc/initfini.c: Likewise. + * config/arc/lib1funcs.asm: Likewise. + * config/arm/bpabi-v6m.S: Likewise. + * config/arm/bpabi.S: Likewise. + * config/arm/bpabi.c: Likewise. + * config/arm/crti.asm: Likewise. + * config/arm/crtn.asm: Likewise. + * config/arm/ieee754-df.S: Likewise. + * config/arm/ieee754-sf.S: Likewise. + * config/arm/lib1funcs.asm: Likewise. + * config/arm/libunwind.S: Likewise. + * config/arm/linux-atomic.c: Likewise. + * config/arm/mmintrin.h: Likewise. + * config/arm/pr-support.c: Likewise. + * config/arm/unaligned-funcs.c: Likewise. + * config/arm/unwind-arm.c: Likewise. + * config/arm/unwind-arm.h: Likewise. + * config/avr/libgcc.S: Likewise. + * config/bfin/crti.s: Likewise. + * config/bfin/crtlibid.s: Likewise. + * config/bfin/crtn.s: Likewise. + * config/bfin/lib1funcs.asm: Likewise. + * config/bfin/linux-unwind.h: Likewise. + * config/cris/arit.c: Likewise. + * config/cris/cris_abi_symbol.c: Likewise. + * config/darwin-64.c: Likewise. + * config/darwin-crt2.c: Likewise. + * config/darwin-crt3.c: Likewise. + * config/darwin.h: Likewise. + * config/dbxelf.h: Likewise. + * config/dfp-bit.c: Likewise. + * config/dfp-bit.h: Likewise. + * config/elfos.h: Likewise. + * config/fixed-bit.c: Likewise. + * config/fixed-bit.h: Likewise. + * config/fp-bit.c: Likewise. + * config/fp-bit.h: Likewise. + * config/fr30/crti.asm: Likewise. + * config/fr30/crtn.asm: Likewise. + * config/fr30/lib1funcs.asm: Likewise. + * config/freebsd-spec.h: Likewise. + * config/frv/cmovd.c: Likewise. + * config/frv/cmovh.c: Likewise. + * config/frv/cmovw.c: Likewise. + * config/frv/frvbegin.c: Likewise. + * config/frv/frvend.c: Likewise. + * config/frv/lib1funcs.asm: Likewise. + * config/h8300/clzhi2.c: Likewise. + * config/h8300/crti.asm: Likewise. + * config/h8300/crtn.asm: Likewise. + * config/h8300/ctzhi2.c: Likewise. + * config/h8300/fixunssfsi.c: Likewise. + * config/h8300/lib1funcs.asm: Likewise. + * config/h8300/parityhi2.c: Likewise. + * config/h8300/popcounthi2.c: Likewise. + * config/i386/ammintrin.h: Likewise. + * config/i386/att.h: Likewise. + * config/i386/avxintrin.h: Likewise. + * config/i386/biarch64.h: Likewise. + * config/i386/bmmintrin.h: Likewise. + * config/i386/cpuid.h: Likewise. + * config/i386/cross-stdarg.h: Likewise. + * config/i386/crtfastmath.c: Likewise. + * config/i386/crtprec.c: Likewise. + * config/i386/cygming-crtbegin.c: Likewise. + * config/i386/cygming-crtend.c: Likewise. + * config/i386/cygwin.asm: Likewise. + * config/i386/emmintrin.h: Likewise. + * config/i386/gmm_malloc.h: Likewise. + * config/i386/gthr-win32.c: Likewise. + * config/i386/i386.h: Likewise. + * config/i386/immintrin.h: Likewise. + * config/i386/linux-unwind.h: Likewise. + * config/i386/linux64.h: Likewise. + * config/i386/mm3dnow.h: Likewise. + * config/i386/mmintrin-common.h: Likewise. + * config/i386/mmintrin.h: Likewise. + * config/i386/nmmintrin.h: Likewise. + * config/i386/pmm_malloc.h: Likewise. + * config/i386/pmmintrin.h: Likewise. + * config/i386/smmintrin.h: Likewise. + * config/i386/sol2-c1.asm: Likewise. + * config/i386/sol2-ci.asm: Likewise. + * config/i386/sol2-cn.asm: Likewise. + * config/i386/sol2-gc1.asm: Likewise. + * config/i386/tmmintrin.h: Likewise. + * config/i386/unix.h: Likewise. + * config/i386/w32-unwind.h: Likewise. + * config/i386/wmmintrin.h: Likewise. + * config/i386/x86-64.h: Likewise. + * config/i386/x86intrin.h: Likewise. + * config/i386/xmmintrin.h: Likewise. + * config/ia64/crtbegin.asm: Likewise. + * config/ia64/crtend.asm: Likewise. + * config/ia64/crtfastmath.c: Likewise. + * config/ia64/crti.asm: Likewise. + * config/ia64/crtn.asm: Likewise. + * config/ia64/fde-glibc.c: Likewise. + * config/ia64/lib1funcs.asm: Likewise. + * config/ia64/linux-unwind.h: Likewise. + * config/ia64/quadlib.c: Likewise. + * config/ia64/unwind-ia64.c: Likewise. + * config/linux.h: Likewise. + * config/m32c/m32c-lib1.S: Likewise. + * config/m32c/m32c-lib2.c: Likewise. + * config/m32r/initfini.c: Likewise. + * config/m68hc11/larith.asm: Likewise. + * config/m68hc11/m68hc11-crt0.S: Likewise. + * config/m68k/cf.md: Likewise. + * config/m68k/crti.s: Likewise. + * config/m68k/crtn.s: Likewise. + * config/m68k/lb1sf68.asm: Likewise. + * config/m68k/linux-unwind.h: Likewise. + * config/mcore/crti.asm: Likewise. + * config/mcore/crtn.asm: Likewise. + * config/mcore/lib1.asm: Likewise. + * config/mips/linux-unwind.h: Likewise. + * config/mips/loongson.h: Likewise. + * config/mips/mips16.S: Likewise. + * config/mmix/crti.asm: Likewise. + * config/mmix/crtn.asm: Likewise. + * config/pa/fptr.c: Likewise. + * config/pa/hpux-unwind.h: Likewise. + * config/pa/lib2funcs.asm: Likewise. + * config/pa/linux-atomic.c: Likewise. + * config/pa/linux-unwind.h: Likewise. + * config/pa/milli64.S: Likewise. + * config/pa/quadlib.c: Likewise. + * config/pa/stublib.c: Likewise. + * config/picochip/libgccExtras/adddi3.asm: Likewise. + * config/picochip/libgccExtras/ashlsi3.asm: Likewise. + * config/picochip/libgccExtras/ashlsi3.c: Likewise. + * config/picochip/libgccExtras/ashrsi3.asm: Likewise. + * config/picochip/libgccExtras/ashrsi3.c: Likewise. + * config/picochip/libgccExtras/cmpsi2.asm: Likewise. + * config/picochip/libgccExtras/divmod15.asm: Likewise. + * config/picochip/libgccExtras/divmodhi4.asm: Likewise. + * config/picochip/libgccExtras/divmodsi4.asm: Likewise. + * config/picochip/libgccExtras/longjmp.asm: Likewise. + * config/picochip/libgccExtras/lshrsi3.asm: Likewise. + * config/picochip/libgccExtras/lshrsi3.c: Likewise. + * config/picochip/libgccExtras/parityhi2.asm: Likewise. + * config/picochip/libgccExtras/popcounthi2.asm: Likewise. + * config/picochip/libgccExtras/setjmp.asm: Likewise. + * config/picochip/libgccExtras/subdi3.asm: Likewise. + * config/picochip/libgccExtras/ucmpsi2.asm: Likewise. + * config/picochip/libgccExtras/udivmodhi4.asm: Likewise. + * config/picochip/libgccExtras/udivmodsi4.asm: Likewise. + * config/rs6000/750cl.h: Likewise. + * config/rs6000/altivec.h: Likewise. + * config/rs6000/biarch64.h: Likewise. + * config/rs6000/crtresfpr.asm: Likewise. + * config/rs6000/crtresgpr.asm: Likewise. + * config/rs6000/crtresxfpr.asm: Likewise. + * config/rs6000/crtresxgpr.asm: Likewise. + * config/rs6000/crtsavfpr.asm: Likewise. + * config/rs6000/crtsavgpr.asm: Likewise. + * config/rs6000/darwin-asm.h: Likewise. + * config/rs6000/darwin-fallback.c: Likewise. + * config/rs6000/darwin-fpsave.asm: Likewise. + * config/rs6000/darwin-ldouble.c: Likewise. + * config/rs6000/darwin-tramp.asm: Likewise. + * config/rs6000/darwin-unwind.h: Likewise. + * config/rs6000/darwin-vecsave.asm: Likewise. + * config/rs6000/darwin-world.asm: Likewise. + * config/rs6000/e500crtres32gpr.asm: Likewise. + * config/rs6000/e500crtres64gpr.asm: Likewise. + * config/rs6000/e500crtres64gprctr.asm: Likewise. + * config/rs6000/e500crtrest32gpr.asm: Likewise. + * config/rs6000/e500crtrest64gpr.asm: Likewise. + * config/rs6000/e500crtresx32gpr.asm: Likewise. + * config/rs6000/e500crtresx64gpr.asm: Likewise. + * config/rs6000/e500crtsav32gpr.asm: Likewise. + * config/rs6000/e500crtsav64gpr.asm: Likewise. + * config/rs6000/e500crtsav64gprctr.asm: Likewise. + * config/rs6000/e500crtsavg32gpr.asm: Likewise. + * config/rs6000/e500crtsavg64gpr.asm: Likewise. + * config/rs6000/e500crtsavg64gprctr.asm: Likewise. + * config/rs6000/eabi-ci.asm: Likewise. + * config/rs6000/eabi-cn.asm: Likewise. + * config/rs6000/eabi.asm: Likewise. + * config/rs6000/linux-unwind.h: Likewise. + * config/rs6000/linux64.h: Likewise. + * config/rs6000/paired.h: Likewise. + * config/rs6000/paired.md: Likewise. + * config/rs6000/ppc64-fp.c: Likewise. + * config/rs6000/ppu_intrinsics.h: Likewise. + * config/rs6000/rs6000.h: Likewise. + * config/rs6000/si2vmx.h: Likewise. + * config/rs6000/sol-ci.asm: Likewise. + * config/rs6000/sol-cn.asm: Likewise. + * config/rs6000/spe.h: Likewise. + * config/rs6000/spu2vmx.h: Likewise. + * config/rs6000/sysv4.h: Likewise. + * config/rs6000/tramp.asm: Likewise. + * config/rs6000/vec_types.h: Likewise. + * config/s390/linux-unwind.h: Likewise. + * config/s390/tpf-unwind.h: Likewise. + * config/score/crti.asm: Likewise. + * config/score/crtn.asm: Likewise. + * config/sh/crt1.asm: Likewise. + * config/sh/crti.asm: Likewise. + * config/sh/crtn.asm: Likewise. + * config/sh/divtab-sh4-300.c: Likewise. + * config/sh/divtab-sh4.c: Likewise. + * config/sh/divtab.c: Likewise. + * config/sh/lib1funcs-4-300.asm: Likewise. + * config/sh/lib1funcs-Os-4-200.asm: Likewise. + * config/sh/lib1funcs.asm: Likewise. + * config/sh/lib1funcs.h: Likewise. + * config/sh/linux-atomic.asm: Likewise. + * config/sh/linux-unwind.h: Likewise. + * config/sh/shmedia.h: Likewise. + * config/sh/sshmedia.h: Likewise. + * config/sh/ushmedia.h: Likewise. + * config/sparc/crtfastmath.c: Likewise. + * config/sparc/linux-unwind.h: Likewise. + * config/sparc/sol2-c1.asm: Likewise. + * config/sparc/sol2-ci.asm: Likewise. + * config/sparc/sol2-cn.asm: Likewise. + * config/spu/divmodti4.c: Likewise. + * config/spu/divv2df3.c: Likewise. + * config/spu/float_disf.c: Likewise. + * config/spu/float_unsdidf.c: Likewise. + * config/spu/float_unsdisf.c: Likewise. + * config/spu/float_unssidf.c: Likewise. + * config/spu/mfc_multi_tag_release.c: Likewise. + * config/spu/mfc_multi_tag_reserve.c: Likewise. + * config/spu/mfc_tag_release.c: Likewise. + * config/spu/mfc_tag_reserve.c: Likewise. + * config/spu/mfc_tag_table.c: Likewise. + * config/spu/multi3.c: Likewise. + * config/spu/spu_internals.h: Likewise. + * config/spu/spu_intrinsics.h: Likewise. + * config/spu/spu_mfcio.h: Likewise. + * config/spu/vec_types.h: Likewise. + * config/spu/vmx2spu.h: Likewise. + * config/stormy16/stormy16-lib2.c: Likewise. + * config/svr4.h: Likewise. + * config/sync.c: Likewise. + * config/v850/lib1funcs.asm: Likewise. + * config/vxlib-tls.c: Likewise. + * config/vxlib.c: Likewise. + * config/vxworks-dummy.h: Likewise. + * config/xtensa/crti.asm: Likewise. + * config/xtensa/crtn.asm: Likewise. + * config/xtensa/ieee754-df.S: Likewise. + * config/xtensa/ieee754-sf.S: Likewise. + * config/xtensa/lib1funcs.asm: Likewise. + * config/xtensa/lib2funcs.S: Likewise. + * config/xtensa/linux-unwind.h: Likewise. + * config/xtensa/unwind-dw2-xtensa.c: Likewise. + * config/xtensa/unwind-dw2-xtensa.h: Likewise. + * coretypes.h: Likewise. + * crtstuff.c: Likewise. + * defaults.h: Likewise. + * dwarf2.h: Likewise. + * emutls.c: Likewise. + * gbl-ctors.h: Likewise. + * gcov-io.h: Likewise. + * ginclude/float.h: Likewise. + * ginclude/iso646.h: Likewise. + * ginclude/stdarg.h: Likewise. + * ginclude/stdbool.h: Likewise. + * ginclude/stddef.h: Likewise. + * ginclude/stdfix.h: Likewise. + * ginclude/tgmath.h: Likewise. + * gthr-aix.h: Likewise. + * gthr-dce.h: Likewise. + * gthr-gnat.c: Likewise. + * gthr-gnat.h: Likewise. + * gthr-lynx.h: Likewise. + * gthr-mipssde.h: Likewise. + * gthr-nks.h: Likewise. + * gthr-posix.c: Likewise. + * gthr-posix.h: Likewise. + * gthr-posix95.h: Likewise. + * gthr-rtems.h: Likewise. + * gthr-single.h: Likewise. + * gthr-solaris.h: Likewise. + * gthr-tpf.h: Likewise. + * gthr-vxworks.h: Likewise. + * gthr-win32.h: Likewise. + * gthr.h: Likewise. + * libgcc2.c: Likewise. + * libgcc2.h: Likewise. + * libgcov.c: Likewise. + * tsystem.h: Likewise. + * typeclass.h: Likewise. + * unwind-c.c: Likewise. + * unwind-compat.h: Likewise. + * unwind-dw2-fde-compat.c: Likewise. + * unwind-dw2-fde-darwin.c: Likewise. + * unwind-dw2-fde-glibc.c: Likewise. + * unwind-dw2-fde.c: Likewise. + * unwind-dw2-fde.h: Likewise. + * unwind-dw2.c: Likewise. + * unwind-dw2.h: Likewise. + * unwind-generic.h: Likewise. + * unwind-pe.h: Likewise. + * unwind-sjlj.c: Likewise. + * unwind.inc: Likewise. + * config/arm/neon-gen.ml: Change generated copyright header to + refer to version 3 of the GNU General Public License with + version 3.1 of the GCC Runtime Library Exception and to point + readers at the COPYING3 and COPYING3.RUNTIME files and the + FSF's license web page. + * config/arm/arm_neon.h: Regenerate. + +2009-04-09 Jakub Jelinek <jakub@redhat.com> + + * config/cris/cris.md: Change copyright header to refer to version + 3 of the GNU General Public License. + * doc/install.texi2html: Change copyright header to refer to version + 3 of the GNU General Public License and to point readers at the + COPYING3 file and the FSF's license web page. + +2009-04-08 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/39573 + * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls + variables. + +2009-04-08 David Ayers <ayers@fsfe.org> + + PR objc/27377 + * c-typeck.c (build_conditional_expr): Emit ObjC warnings + by calling objc_compare_types and surpress warnings about + incompatible C pointers that are compatible ObjC pointers. + +2009-04-07 Alan Modra <amodra@bigpond.net.au> + + PR target/39634 + * config.gcc (powerpc-*-linux*): Include soft-fp/t-softfp after + rs6000/t-linux64. + +2009-04-04 Richard Earnshaw <rearnsha@arm.com> + + PR target/39501 + * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT. + * testsuite/gcc.c-torture/execute/pr39501.c: New file. + * testsuite/gcc.c-torture/execute/pr39501.x: New file. + +2009-04-04 Jakub Jelinek <jakub@redhat.com> + + * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value. + * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED + instead of REG_UNSAVED for DW_CFA_undefined. + (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED. + (uw_update_context): If RA column is REG_UNDEFINED, mark it as + outermost frame. + +2009-04-02 Ira Rosen <irar@il.ibm.com> + + PR tree-optimization/39595 + * tree-vect-analyze.c (vect_build_slp_tree): Check that the size of + interleaved loads group is not greater than the SLP group size. + +2009-04-01 Eric Botcazou <ebotcazou@adacore.com> + + PR rtl-optimization/39588 + * combine.c (merge_outer_ops): Do not set the constant when this + is not necessary. + (simplify_shift_const_1): Do not modify it either in this case. + +2009-04-01 Steven Bosscher <steven@gcc.gnu.org> + + * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1 + tuning is deprecated if -mtune value is set to an Itanium1 variant. + +2009-04-01 Jakub Jelinek <jakub@redhat.com> + + PR target/39226 + * config/rs6000/rs6000.md (andsi3_internal5_nomc, + anddi3_internal2_nomc, anddi3_internal3_nomc): Removed. + (booldi3_internal3): Use boolean_or_operator instead of + boolean_operator. + + PR c/37772 + * c-parser.c (c_parser_asm_statement): Skip until close paren and + return if c_parser_asm_string_literal returned NULL. + +2009-04-01 Kai Tietz <kai.tietz@onevision.com> + Andrey Galkin <agalkin@hypercom.com> + + PR/39492 + * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): + Make object_name unique for each process. + +2009-04-01 Anatoly Sokolov <aesok@post.ru> + + * config/avr/avr.c (avr_override_options): Inform user that + -mno-tablejump option is deprecated. + * doc/invoke.texi (AVR Options): Update -mno-tablejump. + +2009-04-01 Jakub Jelinek <jakub@redhat.com> + + PR other/39591 + * omp-low.c (remove_exit_barrier): Don't optimize if there are any + addressable variables in the parallel that could go out of scope while + running queued tasks. + +2009-03-30 Sebastian Pop <sebastian.pop@amd.com> + + * doc/invoke.texi (-floop-interchange, -floop-strip-mine, + -floop-block): Document dependences on PPL, CLooG and Graphite. + +2009-03-30 Jakub Jelinek <jakub@redhat.com> + + Revert + + 2009-03-27 H.J. Lu <hongjiu.lu@intel.com> + * c-common.c (pointer_int_sum): Use %wd on return from + tree_low_cst. + + 2009-03-27 H.J. Lu <hongjiu.lu@intel.com> + * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC + on return from tree_low_cst. + + 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org> + PR c++/35652 + * builtins.h (c_strlen): Do not warn here. + * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum. + * c-common.c (pointer_int_sum): Take an explicit location. + Warn about offsets out of bounds. + * c-common.h (pointer_int_sum): Adjust declaration. + +2009-03-29 H.J. Lu <hongjiu.lu@intel.com> + + Backport from mainline: + 2009-03-29 H.J. Lu <hongjiu.lu@intel.com> + + PR target/39545 + * config/i386/i386.c (classify_argument): Ignore flexible array + member in struct and warn ABI change. + +2009-03-29 Joseph Myers <joseph@codesourcery.com> + + * doc/invoke.texi, doc/standards.texi: Refer to + gcc-4.4/c99status.html. + +2009-03-28 Anatoly Sokolov <aesok@post.ru> + + * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and + atmega8m1 devices. + * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.). + * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.) + +2009-03-28 Jakub Jelinek <jakub@redhat.com> + + * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro + following vector keyword has expansion starting with pixel or bool + keyword, expand vector to __vector and pixel or bool to __pixel or + __bool. + + PR c++/39554 + * opts.c (warning_disallowed_functions, warn_disallowed_functions, + warn_if_disallowed_function_p): Removed. + (common_handle_option): Don't handle OPT_Wdisallowed_function_list_. + * c-parser.c (c_parser_postfix_expression_after_primary): Don't call + warning_if_disallowed_function_p. + * flags.h (warn_if_disallowed_function_p, + warn_disallowed_functions): Removed. + * common.opt (Wdisallowed-function-list=): Removed. + * doc/invoke.texi (-Wdisallowed-function-list=): Removed. + +2009-03-27 Jakub Jelinek <jakub@redhat.com> + + * tree-inline.c: Include gt-tree-inline.h. + (clone_fn_id_num): New variable. + (clone_function_name): New function. + (tree_function_versioning): Use it. + * Makefile.in (GTFILES): Add tree-inline.c. + +2009-03-27 Mark Mitchell <mark@codesourcery.com> + + * DEV-PHASE: Mark "prerelease". + +2009-03-27 Xinliang David Li <davidxl@google.com> + + PR tree-optimization/39557 + * tree-ssa.c (warn_uninitialized_vars): free postdom info. + +2009-03-27 Xinliang David Li <davidxl@google.com> + + PR tree-optimization/39548 + * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy + candidate check. + +2009-03-27 H.J. Lu <hongjiu.lu@intel.com> + + * c-common.c (pointer_int_sum): Use %wd on return from + tree_low_cst. + +2009-03-27 H.J. Lu <hongjiu.lu@intel.com> + + * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC + on return from tree_low_cst. + +2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com> + + PR c++/36799 + * ginclude/stdarg.h (va_copy): Define also for __GXX_EXPERIMENTAL_CXX0X__. + +2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org> + + PR c++/35652 + * builtins.h (c_strlen): Do not warn here. + * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum. + * c-common.c (pointer_int_sum): Take an explicit location. + Warn about offsets out of bounds. + * c-common.h (pointer_int_sum): Adjust declaration. + +2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de> + + * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo + markup glitch. + +2009-03-26 Jakub Jelinek <jakub@redhat.com> + + PR c++/39554 + * opts.c (warn_if_disallowed_function_p): Don't assume + get_callee_fndecl must return non-NULL. + +2009-03-26 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/39522 + * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too + when reg_reloaded_valid is set. + +2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> + + * config/spu/divv2df3.c: New file. + * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it. + (DPBIT_FUNCS): Filter out _div_df. + +2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com> + + * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before + a jump insn, count that jump in the distance to the loop start. + +2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org> + + PR target/39523 + * config/sh/sh.c (calc_live_regs): Fix condition for global + registers except PIC_OFFSET_TABLE_REGNUM. + +2009-03-25 Kai Tietz <kai.tietz@onevision.com> + + PR/39518 + * doc/invoke.texi (-mconsole): New. + (-mcygwin): New. + (-mno-cygwin): New. + (-mdll): New. + (-mnop-fun-dllimport): New. + (-mthread): New. + (-mwin32): New. + (-mwindows): New. + (sub section "i386 and x86-64 Windows Options"): New. + +2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org> + + * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC. + * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS. + +2009-03-25 Richard Guenther <rguenther@suse.de> + + PR middle-end/39497 + * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead + of -Wno-error. + +2009-03-25 Andrey Belevantsev <abel@ispras.ru> + + * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when + neither of haifa/selective schedulers are working. + +2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de> + + * doc/invoke.texi (Debugging Options): Fix description of + -fno-merge-debug-strings. + +2009-03-24 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/libgcc.ver: New version-script. + * config/cris/t-linux (SHLIB_MAPFILES): Use it. + + * configure.ac <GAS features, nop mnemonic>: Add pattern + crisv32-*-* for "nop". + <GAS features, Thread-local storage>: Add item for CRIS and + CRIS v32. + * configure: Regenerate. + +2009-03-24 Ira Rosen <irar@il.ibm.com> + + PR tree-optimization/39529 + * tree-vect-transform.c (vect_create_data_ref_ptr): Call + mark_sym_for_renaming for the tag copied to the new vector + pointer. + +2009-03-24 Arthur Loiret <aloiret@debian.org> + + * config.host (alpha*-*-linux*): Use driver-alpha.o and + alpha/x-alpha. + * config/alpha/linux.h (host_detect_local_cpu): Declare, add to + EXTRA_SPEC_FUNCTIONS. + (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros. + * config/alpha/driver-alpha.c, config/alpha/x-alpha: New. + * doc/invoke.texi (DEC Alpha Options): Document 'native' value for + -march and -mtune options. + +2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org> + + * config/m68k/t-rtems: Add m5329 multilib. + +2009-03-24 Dodji Seketeli <dodji@redhat.com> + Jakub Jelinek <jakub@redhat.com> + + PR debug/39524 + * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration + nodes. + +2009-03-23 Jakub Jelinek <jakub@redhat.com> + + PR c/39495 + * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression + instead of c_parser_expression_conv, if original_code isn't one of the + 4 allowed comparison codes, fail. + +2009-03-23 Richard Guenther <rguenther@suse.de> + + * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts. + * tree.h (struct tree_type): Likewise. + * reload.h (struct insn_chain): Likewise. + * dwarf2out.c (struct dw_loc_descr_struct): Likewise. + * function.h (struct function): Likewise. + * tree-ssa-structalias.c (struct equiv_class_label): Likewise. + +2009-03-23 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/39516 + * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable. + +2009-03-23 Bingfeng Mei <bmei@broadcom.com> + + * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint + should be set true if BITS_PER_WORD of target is bigger than 32 + +2009-03-22 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): + Translate -B-options to -rpath-link. Correct existing + rpath-link and conditionalize on !nostdlib. + +2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de> + + * doc/extend.texi (Function Attributes, Variable Attributes): + Fix typos. + * doc/invoke.texi (Debugging Options, Optimize Options) + (i386 and x86-64 Options, MCore Options): Likewise. + +2009-03-20 Jakub Jelinek <jakub@redhat.com> + + PR debug/37890 + * dwarf2out.c (gen_namespace_die): Add context_die argument and use + it for block local namespace aliases. + (gen_decl_die): Pass context_die to gen_namespace_die. + +2009-03-19 Jakub Jelinek <jakub@redhat.com> + + PR c/39495 + * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s + minimum or maximum value. + +2009-03-19 Alexandre Oliva <aoliva@redhat.com> + + * reginfo.c (globalize_reg): Recompute derived reg sets. + +2009-03-19 Ozkan Sezer <sezeroz@gmail.com> + + PR target/39063 + * libgcc2.c (mprotect): Do not use signed arguments for + VirtualProtect, use DWORD arguments. Also fix the 'may + be used uninitialized' warning for the np variable. + +2009-03-19 Jakub Jelinek <jakub@redhat.com> + + PR target/39496 + * config/i386/i386.c (ix86_function_regparm): Don't optimize local + functions using regparm calling conventions when not optimizing. + (ix86_function_sseregparm): Similarly for sseregparm calling + conventions. + +2009-03-19 Li Feng <nemokingdom@gmail.com> + + PR middle-end/39500 + * tree-data-ref.c (analyze_subscript_affine_affine): There is no + dependence if the first conflict is after niter iterations. + +2009-03-19 Hans-Peter Nilsson <hp@axis.com> + + PR middle-end/38609 + * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all + functions with dynamic stack-pointer adjustments. + +2009-03-19 Ben Elliston <bje@au.ibm.com> + + * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data + option; change to -msdata=data. + +2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de> + + * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers, + and -fopenmp. + +2009-03-18 Eric Botcazou <ebotcazou@adacore.com> + + PR target/35180 + * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output. + +2009-03-18 Sandra Loosemore <sandra@codesourcery.com> + + * doc/invoke.texi (Code Gen Options): Expand discussion of + -fno-common. + +2009-03-18 Jakub Jelinek <jakub@redhat.com> + + * dse.c (struct group_info): Reorder fields for 64-bit hosts. + * matrix-reorg.c (struct matrix_info): Likewise. + * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise. + * rtl.h (struct mem_attrs): Likewise. + * df.h (struct df): Likewise. + * tree-data-ref.h (struct data_dependence_relation): Likewise. + * ira-int.h (struct ira_allocno): Likewise. + * df-scan.c (struct df_collection_rec): Likewise. + * ira.c (struct equivalence): Likewise. + * function.c (struct temp_slot): Likewise. + * cfgloop.h (struct loop): Likewise. + + PR debug/39485 + * function.c (use_register_for_decl): When not optimizing, disregard + register keyword for variables with types containing methods. + +2009-03-18 Sebastian Pop <sebastian.pop@amd.com> + + PR middle-end/39447 + * graphite.c (exclude_component_ref): Renamed contains_component_ref_p. + (is_simple_operand): Call contains_component_ref_p before calling data + reference analysis that would fail on COMPONENT_REFs. + + * tree-vrp.c (search_for_addr_array): Fix formatting. + +2009-03-18 Richard Guenther <rguenther@suse.de> + + * tree-vect-transform.c (vect_loop_versioning): Fold the + generated comparisons. + * tree-vectorizer.c (set_prologue_iterations): Likewise. + (slpeel_tree_peel_loop_to_edge): Likewise. + +2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de> + + PR middle-end/37805 + * opts.c (print_specific_help): In addition to `undocumented', + accept `separate' and `joined' flags if passed alone. Describe + output by the first matched one of those. + (common_handle_option): Skip over empty strings. + * gcc.c (display_help): Fix help string for `--help='. + * doc/invoke.texi (Option Summary, Overall Options): With + `--help=', classes and qualifiers can both be repeated, but + only the latter can be negated. One should not pass only + negated qualifiers. Fix markup and examples. + + Revert + 2008-10-14 Jakub Jelinek <jakub@redhat.com> + PR middle-end/37805 + * opts.c (common_handle_option): Don't ICE on -fhelp=joined + and -fhelp=separate. + +2009-03-17 Jing Yu <jingyu@google.com> + + PR middle-end/39378 + * function.h (struct rtl_data): Move is_thunk from here... + (struct function): ...to here. + * cp/method.c (use_thunk): Change is_thunk from crtl to cfun. + * varasm.c (assemble_start_function): Change is_thunk from crtl to + cfun. + * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to + cfun. + (alpha_does_function_need_gp, alpha_start_function): Likewise. + (alpha_output_function_end_prologue): Likewise. + (alpha_end_function, alpha_output_mi_thunk_osf): Likewise. + * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise. + (rs6000_output_function_epilogue): Likewise. + * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise. + +2009-03-17 Uros Bizjak <ubizjak@gmail.com> + + PR target/39482 + * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers + from different units in a single alternative. + (*truncdfsf_i387): Ditto. + (*truncxfsf2_mixed): Ditto. + (*truncxfdf2_mixed): Ditto. + +2009-03-17 Jakub Jelinek <jakub@redhat.com> + + * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow + non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL. + + PR debug/39474 + * tree-ssa-live.c (remove_unused_locals): Don't remove local + unused non-artificial variables when not optimizing. + + PR debug/39471 + * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit + DW_TAG_imported_module even if decl is IMPORTED_DECL with + NAMESPACE_DECL in its DECL_INITIAL. + + PR middle-end/39443 + * optabs.c (set_user_assembler_libfunc): New function. + * expr.h (set_user_assembler_libfunc): New prototype. + * c-common.c: Include libfuncs.h. + (set_builtin_user_assembler_name): Call set_user_assembler_libfunc + for memcmp, memset, memcpy, memmove and abort. + * Makefile.in (c-common.o): Depend on libfuncs.h. + + PR debug/39412 + * dwarf2out.c (gen_inlined_enumeration_type_die, + gen_inlined_structure_type_die, gen_inlined_union_type_die, + gen_tagged_type_instantiation_die): Removed. + (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin + do nothing. + +2009-03-17 Janis Johnson <janis187@us.ibm.com> + + PR testsuite/38526 + * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment + its use. + (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest. + (check-parallel-%): Ditto. + (check-consistency): Ditto. + +2009-03-17 Kai Tietz <kai.tietz@onevision.com> + + * ipa-struct-reorg.c (create_general_new_stmt): Initialize + local variable rhs by NULL_TREE. + +2009-03-17 H.J. Lu <hongjiu.lu@intel.com> + + PR target/39477 + * doc/extend.texi: Correct register behavior for regparm on Intel 386. + +2009-03-17 H.J. Lu <hongjiu.lu@intel.com> + + PR target/39476 + * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit. + +2009-03-17 H.J. Lu <hongjiu.lu@intel.com> + + PR target/39473 + * config/i386/i386.c (ix86_expand_call): Check extra clobbers + for ms->sysv ABI calls only in 64bit mode. + + * config/i386/i386.md (untyped_call): Support 32bit. + +2009-03-16 H.J. Lu <hongjiu.lu@intel.com> + + * doc/extend.texi: Replace x86_65 with x86_64. + +2009-03-16 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/39455 + * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types + mismatches for POINTER_TYPE_P (type). + (number_of_iterations_le): Likewise. + +2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com> + + * config/picochip/picochip.c: Removed profiling support. + * config/picochip/picochip.md: Removed profiling instruction. + * config/picochip/picochip.h: Removed profiling builtin. + +2009-03-16 Joseph Myers <joseph@codesourcery.com> + + * doc/install.texi (--with-host-libstdcxx): Document. + +2009-03-14 Anatoly Sokolov <aesok@post.ru> + + PR target/34299 + * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for + generate a warning if the function name does not begin with + "__vector" and the function has either the 'signal' or 'interrupt' + attribute, from here to ... + (avr_declare_function_name): ...here. New function. + * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine. + * config/avr/avr-protos.h (avr_declare_function_name): Declare. + +2009-03-14 Jakub Jelinek <jakub@redhat.com> + + PR bootstrap/39454 + * cse.c (fold_rtx): Don't modify original const_arg1 when + canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a + separate variable instead. + * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything + from out of range shift counts. + (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly. + +2008-03-13 Catherine Moore <clm@codesourcery.com> + + * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace + diagnostic.h with $(DIAGNOSTIC_H). + +2008-03-12 Jakub Jelinek <jakub@redhat.com> + + PR target/39431 + * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New + predicate. + * config/i386/sync.md (sync_compare_and_swap<mode>, + sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check + if operands[1] is cmpxchg8b_pic_memory_operand, if not force address + into a register. + (sync_double_compare_and_swapdi_pic, + sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be + cmpxchg8b_pic_memory_operand instead of just memory_operand. + +2009-03-12 H.J. Lu <hongjiu.lu@intel.com> + + PR target/39445 + * config/i386/i386.c (ix86_expand_push): Don't set memory alignment. + +2009-03-12 H.J. Lu <hongjiu.lu@intel.com> + + PR target/39327 + * config/i386/sse.md (avx_addsubv8sf3): Correct item bits. + (avx_addsubv4df3): Likewise. + (*avx_addsubv4sf3): Likewise. + (sse3_addsubv4sf3): Likewise. + +2009-03-12 H.J. Lu <hongjiu.lu@intel.com> + + PR target/38824 + * config/i386/i386.md: Compare REGNO on the new peephole2 patterns. + +2009-03-12 Vladimir Makarov <vmakarov@redhat.com> + + PR debug/39432 + * ira-int.h (struct allocno): Fix comment for calls_crossed_num. + * ira-conflicts.c (ira_build_conflicts): Prohibit call used + registers for allocnos created from user-defined variables. + +2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> + + PR target/39181 + * config/spu/spu.c (spu_expand_mov): Handle invalid subregs + of non-integer mode as well. + +2009-03-11 Adam Nemet <anemet@caviumnetworks.com> + + * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P + for functions for which the parameter types are unknown. + +2009-03-11 Jakub Jelinek <jakub@redhat.com> + + PR target/39137 + * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro. + * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined. + * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define. + * config/i386/i386.c (ix86_local_alignment): For + -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for + long long variables on the stack to avoid dynamic realignment. + Allow the first argument to be a decl rather than type. + * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document. + +2009-03-11 Nick Clifton <nickc@redhat.com> + + PR target/5362 + * config/mcore/mcore.opt: Remove deprecated m4align and m8align + options. + Add description to mno-lsim option. + * config/mcore/mcore.h: Remove comment about deprecated m4align + option. + (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN. + * doc/invoke.texi: Add description of mno-lsim and + mstack-increment options. + + * config/fr30/fr30.opt: Document the -mno-lsim option. + * doc/invoke.texi: Add descriptions of the FR30's -msmall-model + and -mno-lsim options. + +2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> + + * fold-const.c (fold_comparison): Only call fold_inf_compare + if the mode supports infinities. + +2009-03-11 Jason Merrill <jason@redhat.com> + + PR debug/39086 + * tree-nrv.c (tree_nrv): Don't do this optimization if the front + end already did. Notice GIMPLE_CALL modifications of the result. + Don't copy debug information from an ignored decl or a decl from + another function. + +2009-03-10 Richard Guenther <rguenther@suse.de> + Nathan Froyd <froydnj@codesourcery.com> + + PR middle-end/37850 + * libgcc2.c (__mulMODE3): Use explicit assignments to form the result. + (__divMODE3): Likewise. + +2009-03-09 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/39394 + * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and + DECL_SIZE_UNIT of variable length FIELD_DECLs. + +2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com> + + * recog.c (verfiy_changes): Disallow renaming of hard regs in + inline asms for register asm ("") declarations. + +2009-03-09 Eric Botcazou <ebotcazou@adacore.com> + + * fold-const.c (fold_unary): Fix comment. + +2009-03-07 Jan Hubicka <jh@suse.cz> + + PR target/39361 + * tree-inline.c (setup_one_parameter): Do replacement of const + argument by constant in SSA form. + +2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> + + PR middle-end/38028 + * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to + determine alignment passed to assign_stack_local. + (assign_parms_unsplit_complex): Likewise. + * except.c (sjlj_build_landing_pads): Likewise. + +2009-03-06 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/39360 + * tree-flow.h (add_referenced_var): Return bool instead of void. + * tree-dfa.c (add_referenced_var): Return result of + referenced_var_check_and_insert call. + * tree-inline.c (expand_call_inline): Call add_referenced_var instead + of referenced_var_check_and_insert. + + PR debug/39372 + * dwarf2out.c (add_abstract_origin_attribute): Return origin_die. + (gen_variable_die): Emit DW_AT_location on abstract static variable's + DIE, don't emit it if abstract origin already has it. + * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any + BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless. + +2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de> + + * genpreds.c: (needs_variable): Fix parentheses at variable name + detection. + (write_tm_constrs_h): Indent generated code. + +2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com> + + * doc/extend.texi (Function Attributes): Add documentation + for isr attributes. + +2009-03-06 Jakub Jelinek <jakub@redhat.com> + + PR debug/39387 + * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL + take locus from its DECL_SOURCE_LOCATION instead of input_location. + +2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com> + + * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark + the loop as bad. + +2009-03-05 Jakub Jelinek <jakub@redhat.com> + + PR debug/39379 + * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs + with blocks containing IMPORTED_DECLs in BLOCK_VARS. + +2009-03-05 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (R8_REG, R9_REG): New constants. + * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named + constants instead of magic numbers. + (HARD_REGNO_CALLER_SAVE_MODE): Ditto. + (QI_REG_P): Ditto. + * config/i386/i386.c (x86_64_int_parameter_registers): Ditto. + (x86_64_ms_abi_int_parameter_registers): Ditto. + (x86_64_int_return_registers): Ditto. + (ix86_maybe_switch_abi): Ditto. + (ix86_expand_call): Ditto for clobbered_registers array. + (ix86_hard_regno_mode_ok): Ditto. + (x86_extended_QIreg_mentioned_p): Ditto. + +2009-03-05 J"orn Rennecke <joern.rennecke@arc.com> + + PR tree-optimization/39349 + * cse.c (cse_insn): Fix loop to stop at VOIDmode. + + * combine.c (gen_lowpart_for_combine): Use omode when generating + clobber. + +2009-03-04 J"orn Rennecke <joern.rennecke@arc.com> + + PR rtl-optimization/39235 + * loop-iv.c (get_simple_loop_desc): Use XCNEW. + +2009-03-04 Zdenek Dvorak <ook@ucw.cz> + + * graphite.c (nb_reductions_in_loop): Update simple_iv arguments. + +2009-03-04 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/39362 + * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs + that occur in abnormal PHIs should be varying. + +2009-03-04 Zdenek Dvorak <ook@ucw.cz> + + * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): + Extend comments. + (simple_iv): Take loop as an argument instead of statement. + * tree-scalar-evolution.h (simple_iv): Declaration changed. + * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls + to simple_iv. + * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev): + Ditto. + * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto. + * matrix-reorg.c (analyze_transpose): Ditto. + * tree-data-ref.c (dr_analyze_innermost): Ditto. + * tree-vect-analyze.c (vect_analyze_data_refs): Ditto. + * tree-predcom.c (ref_at_iteration): Ditto. + * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto. + +2009-03-04 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/39358 + * tree-ssa-structalias.c (do_sd_constraint): Fix check for + escaped_id and callused_id. + (solve_graph): Likewise. + +2009-03-04 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/39339 + * tree-sra.c (try_instantiate_multiple_fields): Make it + no longer ICE on the above. + +2009-03-03 Joseph Myers <joseph@codesourcery.com> + + * emit-rtl.c (adjust_address_1): Reduce offset to a signed value + that fits within Pmode. + +2009-03-03 Steve Ellcey <sje@cup.hp.com> + + PR middle-end/10109 + * tm.texi (LIBCALL_VALUE): Update description. + +2009-03-03 Steve Ellcey <sje@cup.hp.com> + + PR middle-end/34443 + * doc/extend.texi (section): Update description. + +2009-03-03 H.J. Lu <hongjiu.lu@intel.com> + + PR middle-end/39345 + * tree-inline.c (remapped_type): New. + (can_be_nonlocal): Call remapped_type instead of remap_type. + +2009-03-03 Jakub Jelinek <jakub@redhat.com> + + PR fortran/39354 + * gimplify.c (goa_stabilize_expr): Handle tcc_comparison, + TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR. + +2009-03-03 Richard Guenther <rguenther@suse.de> + + PR middle-end/39272 + * tree.c (tree_nonartificial_location): New function. + * tree.h (tree_nonartificial_location): Declare. + * builtins.c (expand_builtin_memory_chk): Provide location + of the call location for artificial function pieces. + (maybe_emit_chk_warning): Likewise. + (maybe_emit_sprintf_chk_warning): Likewise. + (maybe_emit_free_warning): Likewise. + * expr.c (expand_expr_real_1): Likewise. + +2009-03-03 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/39343 + * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if + COMPONENT_REF t has ARRAY_TYPE. + +2009-03-02 Sebastian Pop <sebastian.pop@amd.com> + + PR middle-end/39335 + * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert + when the type precision of the induction variable should be + larger than the type precision of nit. + (gen_parallel_loop): Update use of canonicalize_loop_ivs. + * graphite.c (graphite_loop_normal_form): Same. + * tree-flow.h (canonicalize_loop_ivs): Update declaration. + +2009-03-02 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (ST?_REG, MM?_REG): New constants. + (*call_1_rex64_ms_sysv): Use named constants instead of magic + numbers to describe clobbered registers. + (*call_value_0_rex64_ms_sysv): Ditto. + * config/i386/mmx.md (mmx_emms): Ditto. + (mmx_femms): Ditto. + +2009-03-02 Richard Sandiford <rdsandiford@googlemail.com> + + * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling + of ABI_64. + +2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> + + * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define. + (spu_section_type_flags): New function. + +2009-03-02 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy + reg_class_contents of FLOAT_REGS into a temporary. + +2009-03-02 Richard Guenther <rguenther@suse.de> + Ira Rosen <irar@il.ibm.com> + + PR tree-optimization/39318 + * tree-vect-transform.c (vectorizable_call): Transfer the EH region + information to the vectorized statement. + +2009-03-01 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i" + variable. Use defined names instead of magic constants for REX SSE + registers. + +2009-03-01 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/39331 + * omp-low.c (lower_send_shared_vars): Do not receive new + values for the reference of DECL_BY_REFERENCE parms or results. + +2009-03-01 Jan Hubicka <jh@suse.cz> + + PR debug/39267 + * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS, + BLOCK_NONLOCALIZED_VAR): New macros. + (tree_block): Add nonlocalized_vars. + * dwarf2out.c (gen_formal_parameter_die, gen_variable_die, + gen_decl_die): Add origin argument. Allow generation of die with + origin at hand only. + (gen_member_die, gen_type_die_with_usage, force_decl_die, + declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use + of gen_*. + (gen_block_die): Fix checking for unused blocks. + (process_scope_var): Break out from .... ; work with origins only. + (decls_for_scope) ... here; process nonlocalized list. + (dwarf2out_ignore_block): Look for nonlocalized vars. + * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized + vars. + (dump_scope_block): Dump them. + * tree-inline.c (remap_decls): Handle nonlocalized vars. + (remap_block): Likewise. + (can_be_nonlocal): New predicate. + (copy_bind_expr, copy_gimple_bind): Update use of remap_block. + +2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de> + + * configure: Regenerate. + +2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de> + + * optc-gen.awk: No need to duplicate option flags twice. + Reuse help texts for duplicate options which do not have any. + + * gcc.c (display_help): Document --version. + + * gcc.c (main): If print_help_list and verbose_flag, ensure + driver output comes before subprocess output. + + * optc-gen.awk: Assign all remaining fields to help string, + space-separated, for multi-line help in *.opt. + + * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only. + -Wno-pedantic-ms-format is for MinGW targets only. + + * doc/options.texi (Option file format): Fix bad indentation, + restoring dropped sentence. + +2009-02-28 Jan Hubicka <jh@suse.cz> + + * tree-inline.c (tree_function_versioning): Output debug info. + +2009-02-28 Jan Hubicka <jh@suse.cz> + + PR debug/39267 + * tree-inline.c (setup_one_parameter): Do not copy propagate + arguments when not optimizing. + +2009-02-28 H.J. Lu <hongjiu.lu@intel.com> + + PR target/39327 + * config/i386/sse.md (avx_addsubv8sf3): Correct item bits. + (avx_addsubv4df3): Likewise. + (*avx_addsubv4sf3): Likewise. + (sse3_addsubv4sf3): Likewise. + (*avx_addsubv2df3): Likewise. + (sse3_addsubv2df3): Likewise. + (avx_unpckhps256): Correct item selectors. + (avx_unpcklps256): Likewise. + (avx_unpckhpd256): Likewise. + (avx_unpcklpd256): Likewise. + +2009-02-28 Jan Hubicka <jh@suse.cz> + + * tree-inline.c (expand_call_inline): Avoid duplicate declarations of + static vars. + (copy_arguments_for_versioning): If var is declared don't declare it. + (tree_function_versioning): First setup substitutions and then copy + args. + +2009-02-27 Jan Hubicka <jh@suse.cz> + + PR debug/39267 + * cgraph.h (varpool_output_debug_info): Remove. + * cgraphunit.c (varpool_output_debug_info): Remove. + * dwarf2out.c (deferred_locations_struct): New struct + (deferred_locations): New type. + (deferred_locations_list): New static var. + (deffer_location): New function. + (gen_variable_die): Use it. + (decls_for_scope): Output info on local static vars. + (dwarf2out_finish): Process deferred locations. + * varpool.c (varpool_output_debug_info): Remove. + +2009-02-27 Jan Hubicka <jh@suse.cz> + + PR debug/39267 + * tree.h (TREE_PROTECTED): Fix comment. + (BLOCK_HANDLER_BLOCK): Remove. + (struct tree_block): Remove handler_block add body_block. + (inlined_function_outer_scope_p): New. + (is_body_block): Remove. + * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK. + * dwarf2out.c (is_inlined_entry_point): Remove. + (add_high_low_attributes): Use inlined_function_outer_scope_p. + (gen_block_die): Use is_inlined_entry_point check. Remove body block + code. + * langhooks.h (struct lang_hooks): Remove no_bodu_blocks. + * gimplify.c (gimplify_expr): Gimplify body blocks. + * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper + block with multiple subblocks. + (dump_scope_block): Prettier output; dump more flags and info. + (dump_scope_blocks): New. + (remove_unused_locals): Use dump_scope_blocks. + * tree-flow.h (dump_scope_blocks): Declare. + * tree-cfg.c (execute_build_cfg): Dump scope blocks. + * stmt.c (is_body_block): Remove. + * tree-inline.c (remap_block): Copy BODY_BLOCK info. + * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove. + +2009-02-27 Sebastian Pop <sebastian.pop@amd.com> + + PR middle-end/39308 + * graphite.c (graphite_loop_normal_form): Do not call + number_of_iterations_exit from a gcc_assert. + +2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com> + + * gcc/config/s390/s390.c: (s390_swap_cmp): Look for conditional + jumps if COND is NULL. + (find_cond_jump): New function. + (s390_z10_optimize_cmp): Handling for reg-reg compares added. + * gcc/config/s390/s390.md: Remove z10_cobra attribute value. + +2009-02-26 Uros Bizjak <ubizjak@gmail.com> + + * config/alpha/alpha.h (alpha_expand_mov): Return false if + force_const_mem returns NULL_RTX. + +2009-02-26 Jan Hubicka <jh@suse.cz> + + PR debug/39267 + * cgraph.h (varpool_output_debug_info): Remove. + * cgraphunit.c (varpool_output_debug_info): Remove. + * dwarf2out.c (deferred_locations_struct): New struct + (deferred_locations): New type. + (deferred_locations_list): New static var. + (deffer_location): New function. + (gen_variable_die): Use it. + (decls_for_scope): Output info on local static vars. + (dwarf2out_finish): Process deferred locations. + * varpool.c (varpool_output_debug_info): Remove. + +2009-02-25 H.J. Lu <hongjiu.lu@intel.com> + + PR rtl-optimization/39241 + * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls + to subreg_offset_representable_p. + +2009-02-25 Paolo Bonzini <bonzini@gnu.org> + + * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass + execute function prototype. Get f and nregs from max_reg_num + and get_insns. Remove the first backward pass as it's dead, + guard the forward pass by flag_expensive_optimizations. + (rest_of_handle_regmove): Delete. + (pass_regmove): Replace it with regmove_optimize. + +2009-02-25 Martin Jambor <mjambor@suse.cz> + + PR tree-optimization/39259 + * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and + calls_alloca function flags. + (copy_bb): Set calls_setjmp and alls_alloca function flags if such + calls are detected. + +2009-02-25 Paolo Bonzini <bonzini@gnu.org> + + * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones, + flags_set_1_rtx, flags_set_1_set): Delete. + (regmove_optimize): Do not call mark_flags_life_zones. + +2009-02-24 Julian Brown <julian@codesourcery.com> + + PR target/35965 + * config/arm/arm.c (require_pic_register): Only set + cfun->machine->pic_reg once per function. + +2009-02-24 Sandra Loosemore <sandra@codesourcery.com> + + * doc/invoke.texi (Link Options): Document an easier way to pass + options that take arguments to the GNU linker using -Xlinker and -Wl. + +2009-02-24 Steve Ellcey <sje@cup.hp.com> + + PR target/33785 + * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description. + +2009-02-24 Richard Guenther <rguenther@suse.de> + + PR debug/39285 + * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs. + +2009-02-24 Richard Guenther <rguenther@suse.de> + Zdenek Dvorak <ook@ucw.cz> + + PR tree-optimization/39233 + * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers + from converting them to a generic type. + +2009-02-23 Sebastian Pop <sebastian.pop@amd.com> + + PR tree-optimization/39260 + * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block + contains a condition with a real type. + (build_scop_conditions_1): Conditions are always last_stmt of a bb. + +2009-02-23 Jason Merrill <jason@redhat.com> + + PR c++/38880 + * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check + narrowing_initializer_constant_valid_p. + (narrowing_initializer_constant_valid_p): Don't return + null_pointer_node for adding a pointer to itself. + +2009-02-23 Jan Hubicka <jh@suse.cz> + + PR c/12245 + * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when + resizing. + +2009-02-23 Jan Hubicka <jh@suse.cz> + + PR tree-optimization/37709 + * tree.c (block_ultimate_origin): Move here from dwarf2out. + * tree.h (block_ultimate_origin): Declare. + * dwarf2out.c (block_ultimate_origin): Move to tree.c + * tree-ssa-live.c (remove_unused_scope_block_p): + Eliminate blocks containig no instructions nor live variables nor + nested blocks. + (dump_scope_block): New function. + (remove_unused_locals): Enable removal of dead blocks by default; + enable dumping at TDF_DETAILS. + +2009-02-21 H.J. Lu <hongjiu.lu@intel.com> + + * config/i386/i386.c (classify_argument): Don't allow COImode + and OImode. + (function_arg_advance_32): Don't allow OImode. + (function_arg_32): Likewise. + (function_value_32): Likewise. + (return_in_memory_32): Likewise. + (function_arg_64): Remove OImode comment. + +2009-02-21 H.J. Lu <hongjiu.lu@intel.com> + + PR target/39261 + * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use + ix86_expand_vector_set for V4DImode in 64bit mode only. + (ix86_expand_vector_init_one_var): Likewise. + +2009-02-21 Sebastian Pop <sebastian.pop@amd.com> + + * graphite.c (graphite_trans_loop_block): Adjust tile size to 51. + +2009-02-21 Richard Sandiford <rdsandiford@googlemail.com> + + PR bootstrap/39257 + * loop-iv.c: Revert last change. + * emit-rtl.c: Likewise. + +2009-02-21 H.J. Lu <hongjiu.lu@intel.com> + + PR target/39256 + * config/i386/i386.c (type_natural_mode): Remove an extra + space in the warning message. + (function_value_32): Handle 32-byte vector modes. + (return_in_memory_32): Likewise. + +2009-02-21 Richard Sandiford <rdsandiford@googlemail.com> + + * loop-iv.c (truncate_value): New function. + (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead + of lowpart_subreg. + (lowpart_subreg): Move to... + * emit-rtl.c: ...here. + +2009-02-21 Danny Smith <dannysmith@users.sourceforge.net> + + * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert + accidental and undocumented change at revision 140860. + +2009-02-21 Joseph Myers <joseph@codesourcery.com> + + * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to + take gimple_seq * arguments. + (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to + types_compatible_p langhook. + +2009-02-20 Mark Mitchell <mark@codesourcery.com> + Joseph Myers <joseph@codesourcery.com> + + * config/arm/arm.c (arm_builtin_va_list): New function. + (arm_expand_builtin_va_start): Likewise. + (arm_gimplify_va_arg_expr): Likewise. + (TARGET_BUILD_BUILTIN_VA_LIST): Define. + (TARGET_BUILD_BUILTIN_VA_START): Likewise. + (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise. + (va_list_type): New variable. + (arm_mangle_type): Mangle va_list_type appropriately. + +2009-02-20 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/39157 + * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H). + * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define. + * params.def (loop-invariant-max-bbs-in-loop): New parameter. + * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop + parameter to 1000 for -O1 by default. + * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new + parameter. + * loop-invariant.c: Include params.h. + (move_loop_invariants): Don't call move_single_loop_invariants on + very large loops. + +2009-02-20 Jaka Mocnik <jaka@xlab.si> + + * calls.c (emit_library_call_value_1): Use slot_offset instead of + offset when calculating bounds for indexing stack_usage_map. Fixes + a buffer overflow with certain target setups. + +2009-02-20 Jakub Jelinek <jakub@redhat.com> + + PR target/39240 + * calls.c (expand_call): Clear try_tail_call if caller and callee + disagree in promotion of function return value. + +2009-02-19 Jakub Jelinek <jakub@redhat.com> + + PR target/39175 + * c-common.c (c_determine_visibility): If visibility changed and + DECL_RTL has been already set, call make_decl_rtl to update symbol + flags. + +2009-02-19 H.J. Lu <hongjiu.lu@intel.com> + + PR c++/39188 + * varasm.c (assemble_variable): Don't check DECL_NAME when + globalizing a variable. + +2009-02-19 Joseph Myers <joseph@codesourcery.com> + + PR c/38483 + * builtins.c (gimplify_va_arg_expr): Evaluate the va_list + expression before any __builtin_trap call. + * c-typeck.c (build_function_call): Convert and check function + arguments before generating a call to a trap. Evaluate the + function arguments before the trap. + +2009-02-19 Uros Bizjak <ubizjak@gmail.com> + + PR target/39228 + * config/i386/i386.md (isinfxf2): Split from isinf<mode>2. + (UNSPEC_FXAM_MEM): New unspec. + (fxam<mode>2_i387_with_temp): New insn and split pattern. + (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through + memory using fxam<mode>2_i387_with_temp to remove excess precision. + +2009-02-19 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/39207 + PR tree-optimization/39074 + * tree-ssa-structalias.c (storedanything_id, var_storedanything, + storedanything_tree): New. + (do_ds_constraint): Simplify ANYTHING shortcutting. Update + the STOREDANYTHING solution if the lhs solution contains ANYTHING. + (build_succ_graph): Add edges from STOREDANYTHING to all + non-direct nodes. + (init_base_vars): Initialize STOREDANYTHING. + (compute_points_to_sets): Free substitution info after + building the succ graph. + (ipa_pta_execute): Likewise. + + * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers + field. + (do_ds_constraint): Do not add to special var or non-pointer + field solutions. + (type_could_have_pointers): Split out from ... + (could_have_pointers): ... here. For arrays use the element type. + (create_variable_info_for): Initialize may_have_pointers. + (new_var_info): Likewise. + (handle_lhs_call): Make the HEAP variable unknown-sized. + (intra_create_variable_infos): Use a type with pointers for + PARM_NOALIAS, make it unknown-sized. + +2009-02-18 H.J. Lu <hongjiu.lu@intel.com> + + PR target/39224 + * config/i386/i386.c (ix86_return_in_memory): Properly check ABI. + +2009-02-18 Jason Merrill <jason@redhat.com> + + PR target/39179 + * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero + value if DECL_EXTERNAL. + * tree-sra.c (sra_walk_gimple_assign): Likewise. + * target.h (gcc_target::binds_local_p): Clarify "module". + * tree.h (TREE_PUBLIC): Clarify "module". + +2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com> + + PR target/38891 + * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of + initialization for MS_ABI prior to the hunk of !TARGET_MMX. + +2009-02-17 H.J. Lu <hongjiu.lu@intel.com> + + PR target/39082 + * c.opt (Wabi): Support C and ObjC. + (Wpsabi): New. + + * c-opts.c (c_common_handle_option): Handle OPT_Wabi. + + * config/i386/i386.c (classify_argument): Warn once about the ABI + change when passing union with long double. + + * doc/invoke.texi: Update -Wabi for warning psABI changes. + +2009-02-18 Joseph Myers <joseph@codesourcery.com> + + PR c/35447 + * c-parser.c (c_parser_compound_statement): Always enter and leave + a scope. + +2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + PR target/34587 + * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define. + +2009-02-18 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/36922 + * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR. + * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1): + Likewise. + +2009-02-17 Richard Sandiford <rdsandiford@googlemail.com> + + * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm + to 0 for EABI64. + +2009-02-17 Richard Sandiford <rdsandiford@googlemail.com> + + * config/mips/mips.md (type): Reclassify lui_movf as "unknown". + +2009-02-17 Richard Sandiford <rdsandiford@googlemail.com> + + * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid + tree sharing. + +2009-02-17 Ruan Beihong <ruanbeihong@gmail.com> + Richard Sandiford <rdsandiford@googlemail.com> + + * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete. + * config/mips/loongson.md (reduc_uplus_<mode>): Rename to... + (loongson_biadd): ...this. + +2009-02-17 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/39202 + * tree-ssa-structalias.c (do_structure_copy): Before collapsing + a var make sure to follow existing collapses. + +2009-02-17 Richard Guenther <rguenther@suse.de> + + PR middle-end/39214 + * langhooks.c (lhd_print_error_function): Check for NULL block. + +2009-02-17 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/39204 + * tree-ssa-pre.c (phi_translate_1): Lookup the value-number + of the PHI arg. + +2009-02-17 Uros Bizjak <ubizjak@gmail.com> + + * config/soft-fp/double.h: Update from glibc CVS. + +2009-02-17 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/39207 + * tree-ssa-structalias.c (find_what_p_points_to): Do not emit + strict-aliasing warnings for pointers pointing to NULL. + +2009-02-16 Joseph Myers <joseph@codesourcery.com> + + PR c/35446 + * c-parser.c (c_parser_braced_init): Call pop_init_level when + skipping until next close brace. + +2009-02-16 H.J. Lu <hongjiu.lu@intel.com> + + PR target/37049 + * config/i386/i386.c (ix86_expand_push): Set memory alignment + to function argument boundary. + +2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com> + + * config/picochip/picochip.md (lea_add): Allow any nonimmediate + in the lea_add. Reload eventually constraints it properly. + * config/picochip/constraints.md : Remove the target constraint + "b", since it is not needed anymore. + +2009-02-16 Jakub Jelinek <jakub@redhat.com> + + * gthr-dce.h: Uglify function parameter and local variable names. + * gthr-gnat.h: Likewise. + * gthr-mipssde.h: Likewise. + * gthr-nks.h: Likewise. + * gthr-posix95.h: Likewise. + * gthr-posix.h: Likewise. + * gthr-rtems.h: Likewise. + * gthr-single.h: Likewise. + * gthr-solaris.h: Likewise. + * gthr-tpf.h: Likewise. + * gthr-vxworks.h: Likewise. + * gthr-win32.h: Likewise. + +2009-02-15 H.J. Lu <hongjiu.lu@intel.com> + + PR target/39196 + * config/i386/i386.md: Restrict the new peephole2 to move + between MMX/SSE registers. + +2009-02-15 Richard Guenther <rguenther@suse.de> + + Revert + 2009-02-13 Richard Guenther <rguenther@suse.de> + + * configure.ac: Enable LFS. + * configure: Re-generate. + * config.in: Likewise. + +2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> + + * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw, + spu_srqwbyte, spu_srqwbytebc): Define. + * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw, + spu_srqwbyte, spu_srqwbytebc): New overloaded builtins. + * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>", + "shrqby_<mode>"): New insn-and-split patterns. + * config/spu/spu.c (expand_builtin_args): Determine and return + number of operands using spu_builtin_description data. + (spu_expand_builtin_1): Use it. + +2009-02-13 Steve Ellcey <sje@cup.hp.com> + + PR target/38056 + * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check + TARGET_CONST_GP. + +2009-02-13 H.J. Lu <hongjiu.lu@intel.com> + + PR target/39149 + * config/i386/i386.c (override_options): Correct warning + messages for -malign-loops, -malign-jumps and -malign-functions. + +2009-02-13 H.J. Lu <hongjiu.lu@intel.com> + + PR target/39152 + * config/i386/i386.md: Restrict the new peephole2 to move + between the general purpose registers. + +2009-02-13 H.J. Lu <hongjiu.lu@intel.com> + + PR target/39162 + * config/i386/i386.c (type_natural_mode): Add a new argument. + Return the original mode and warn ABI change if vector size is 32byte. + (function_arg_advance): Updated. + (function_arg): Likewise. + (ix86_function_value): Likewise. + (ix86_return_in_memory): Likewise. + (ix86_sol10_return_in_memory): Likewise. + (ix86_gimplify_va_arg): Likewise. + (function_arg_32): Don't warn ABX ABI change here. + (function_arg_64): Likewise. + +2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com> + + * loop-iv.c (implies_p): In the final case, test that operands 0 + of the two comparisons match. + + * config/bfin/bfin.c (find_prev_insn_start): New function. + (bfin_optimize_loop): Use it in some cases instead of PREV_INSN. + (find_next_insn_start): Move. + +2009-02-13 Richard Guenther <rguenther@suse.de> + + * configure.ac: Enable LFS. + * configure: Re-generate. + * config.in: Likewise. + +2009-02-13 Joseph Myers <joseph@codesourcery.com> + + PR c/35444 + * c-parser.c (c_parser_parms_list_declarator): Discard pending + sizes on syntax error after some arguments have been parsed. + +2009-02-12 Jakub Jelinek <jakub@redhat.com> + + * doc/invoke.texi (-fira): Remove. + +2009-02-12 H.J. Lu <hongjiu.lu@intel.com> + + * caller-save.c: Replace regclass.c with reginfo.c in comments. + * recog.c: Likewise. + * rtl.h: Likewise. + +2009-02-12 Uros Bizjak <ubizjak@gmail.com> + + * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2. + (umul_ppmm): Likewise. + (count_leading_zeros): Likewise. + (count_trailing_zeros): Likewise. + (UMUL_TIME): Likewise. + +2009-02-12 H.J. Lu <hongjiu.lu@intel.com> + + * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and + soft-fp/t-softfp to tmake_file. + + * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New. + (ia64_expand_compare): Use HPUX library for TFmode only for HPUX. + (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ, + IA64_BUILTIN_INFQ]: New. + (ia64_init_builtins): Initialize __builtin_infq, + __builtin_fabsq and __builtin_copysignq if not HPUX. + (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ, + IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ. + + * config/ia64/lib1funcs.asm (__divtf3): Define only if + SHARED is defined. + (__fixtfti): Likewise. + (__fixunstfti): Likewise. + (__floattitf): Likewise. + + * config/ia64/libgcc-glibc.ver: New. + * config/ia64/t-fprules-softfp: Likewise. + * config/ia64/sfp-machine.h: Likewise. + + * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New. + (LIBGCC2_TF_CEXT): Likewise. + (TF_SIZE): Likewise. + (TARGET_INIT_LIBFUNCS): Likewise. + + * config/ia64/t-glibc (SHLINB_MAPFILES): + Add $(srcdir)/config/ia64/libgcc-glibc.ver. + +2009-02-12 H.J. Lu <hongjiu.lu@intel.com> + + * config/i386/i386.c (construct_container): Rewrite processing + BLKmode with X86_64_SSE_CLASS. + +2009-02-12 Paolo Bonzini <bonzini@gnu.org> + + PR target/39152 + * config/i386/i386.md: Replace simplify_replace_rtx with + replace_rtx in the new peephole2. + +2009-02-12 Nathan Sidwell <nathan@codesourcery.com> + + * doc/invoke.texi (Optimize Options): Stop claiming inlining and + loop unrolling do not happen at -O2. + +2009-02-12 Michael Matz <matz@suse.de> + + * gcc.c (ASM_DEBUG_SPEC): Check for -g0. + +2009-02-12 Jakub Jelinek <jakub@redhat.com> + + * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die + for -g3. + +2009-02-12 Ben Elliston <bje@au.ibm.com> + + * config/rs6000/rs6000.md (allocate_stack): Use _stack form of + patterns when updating the back chain. Missed in the 2009-02-10 + change. + +2009-02-11 Janis Johnson <janis187@us.ibm.com> + + * doc/extend.texi (Decimal Floating Types): Update identifier of + draft TR and list of missing support. + +2009-02-11 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/39154 + * gimplify.c (omp_notice_variable): If adding GOVD_SEEN + bit to variable length decl's flags, add it also to its + pointer replacement variable. + +2009-02-11 Uros Bizjak <ubizjak@gmail.com> + Jakub Jelinek <jakub@redhat.com> + + PR target/39118 + * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant. + (memory_blockage): New expander. + (*memory_blockage): New insn pattern. + * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage + instead of general blockage at the end of function prologue when + frame pointer is used to access red zone area. Do not emit blockage + when profiling, it is emitted in generic code. + (ix86_expand_epilogue): Emit memory_blockage at the beginning of + function epilogue when frame pointer is used to access red zone area. + +2009-02-11 Paolo Bonzini <bonzini@gnu.org> + + PR target/38824 + * config/i386/i386.md: Add two new peephole2 to avoid mov followed + by arithmetic with memory operands. + * config/i386/predicates.md (commutative_operator): New. + +2009-02-10 Janis Johnson <janis187@us.ibm.com> + + * doc/extend.texi (Fixed-Point Types): Break long paragraphs into + bulleted lists. + +2009-02-10 Eric Botcazou <ebotcazou@adacore.com> + + * alias.h (record_alias_subset): Declare. + * alias.c (record_alias_subset): Make global. + +2009-02-10 Nick Clifton <nickc@redhat.com> + + * tree-parloops.c: Change license to GPLv3. + * ipa-struct-reorg.c: Change license to GPLv3. + * ipa-struct-reorg.h: Change license to GPLv3. + +2009-02-10 Steve Ellcey <sje@cup.hp.com> + + PR c/39084 + * c-decl.c (start_struct): Return NULL on error. + +2009-02-10 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/39124 + * cfgloopmanip.c (remove_path): Call remove_bbs after + cancel_loop_tree, not before it. + + PR target/39139 + * function.h (struct function): Add has_local_explicit_reg_vars bit. + * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER + VAR_DECLs were seen. + * tree-ssa-live.c (remove_unused_locals): Recompute + cfun->has_local_explicit_reg_vars. + * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode + copies or clearings if cfun->has_local_explicit_reg_vars. + +2009-02-10 Uros Bizjak <ubizjak@gmail.com> + + PR target/39118 + * config/i386/i386.c (expand_prologue): Emit blockage at the end + of function prologue when frame pointer is used to access + red zone area. + +2009-02-10 Richard Guenther <rguenther@suse.de> + + PR middle-end/39127 + * gimplify.c (gimple_regimplify_operands): Always look if + we need to create a temporary. + +2009-02-10 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/39132 + * tree-loop-distribution.c (todo): New global var. + (generate_memset_zero): Trigger TODO_rebuild_alias. + (tree_loop_distribution): Return todo. + +2009-02-10 H.J. Lu <hongjiu.lu@intel.com> + + PR target/39119 + * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS. + (x86_64_reg_class_name): Removed. + (classify_argument): Return 0 if bytes > 32. Return 0 if the + first one isn't X86_64_SSE_CLASS or any other ones aren't + X86_64_SSEUP_CLASS when size > 16bytes. Don't turn + X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one + is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS + and 3 X86_64_SSEUP_CLASS. + (construct_container): Remove X86_64_AVX_CLASS. Handle 4 + registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS. + +2009-02-10 Ben Elliston <bje@au.ibm.com> + + * config/rs6000/rs6000.md (allocate_stack): Always use an update + form instruction to update the stack back chain word, even if the + user has disabled the generation of update instructions. + (movdi_<mode>_update_stack): New. + (movsi_update_stack): Likewise. + * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise, + always use an update form instruction to update the stack back + chain word. + +2009-02-09 Sebastian Pop <sebastian.pop@amd.com> + + PR middle-end/38953 + * graphite.c (if_region_set_false_region): After moving a region in + the false branch of a condition, remove the empty dummy basic block. + (gloog): Remove wrong fix for PR38953. + +2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> + + * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code + generation due to implicit sign extension. + +2009-02-09 Eric Botcazou <ebotcazou@adacore.com> + + PR middle-end/38981 + * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs + at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST. + +2009-02-09 Richard Guenther <rguenther@suse.de> + + PR middle-end/35202 + * convert.c (convert_to_real): Disable (float)fn((double)x) + to fnf(x) conversion if errno differences may occur and + -fmath-errno is set. + +2009-02-07 Anatoly Sokolov <aesok@post.ru> + + * config/avr/avr.c (avr_mcu_t): Add ata6289 device. + * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.). + * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.). + +2009-02-06 Joseph Myers <joseph@codesourcery.com> + + PR c/35434 + * c-common.c (handle_alias_attribute): Disallow attribute for + anything not a FUNCTION_DECL or VAR_DECL. + +2009-02-06 Janis Johnson <janis187@us.ibm.com> + + PR c/39035 + * real.c (do_compare): Special-case compare of zero against + decimal float value. + +2009-02-06 Joseph Myers <joseph@codesourcery.com> + + PR c/36432 + * c-decl.c (grokdeclarator): Don't treat [] declarators in fields + as indicating flexible array members unless the field itself is + being declarared as the incomplete array. + +2009-02-06 Jan Hubicka <jh@suse.cz> + + PR tree-optimization/38844 + * ipa-inline.c (try_inline): Stop inlining recursion when edge + is already inlined. + +2009-02-06 Richard Guenther <rguenther@suse.de> + + PR middle-end/38977 + * tree-cfg.c (need_fake_edge_p): Force a fake edge for + fork because we may expand it as __gcov_fork. + +2009-02-06 Nick Clifton <nickc@redhat.com> + + * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero. + +2009-02-06 Paolo Bonzini <bonzini@gnu.org> + + PR tree-optimization/35659 + * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq + vn_phi_eq): Shortcut if hashcode does not match. + (vn_reference_op_compute_hash): Do not call iterative_hash_expr for + NULL operands. + * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available, + and avoid iterative_hash_expr. + (FOR_EACH_VALUE_ID_IN_SET): New. + (value_id_compare): Remove. + (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to + sort expressions by value id. + +2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org> + + PR target/38991 + * config/sh/predicates.md (general_movsrc_operand): Don't check + the subreg of system registers here. + +2009-02-05 Jakub Jelinek <jakub@redhat.com> + + PR c++/39106 + * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P + on the copied decl. + +2009-02-05 Paolo Bonzini <bonzini@gnu.org> + + PR rtl-optimization/39110 + * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned + addresses, not aligned ones. + +2009-02-05 Daniel Berlin <dberlin@dberlin.org> + Richard Guenther <rguenther@suse.de> + + PR tree-optimization/39100 + * tree-ssa-structalias.c (do_ds_constraint): Actually do what the + comment says and add edges. + +2009-02-05 Joseph Myers <joseph@codesourcery.com> + + PR c/35435 + * c-common.c (handle_tls_model_attribute): Ignore attribute for + non-VAR_DECLs without checking DECL_THREAD_LOCAL_P. + +2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de> + + * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use, + sese_build_livein_liveouts_bb, sese_build_livein_liveouts, + register_bb_in_sese, new_sese, free_sese): Moved. + (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains, + outermost_loop_in_scop, build_scop_iteration_domain, + expand_scalar_variables_ssa_name, get_vdef_before_scop, + limit_scops): Use bb_in_sese_p instead of bb_in_scop_p. + Use loop_in_sese_p instead of loop_in_scop_p. + (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B. + (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B. + (scopdet_basic_block_info): Fix bug in scop detection. + (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop, + eq_loop_to_cloog_loop): Remove. + (nb_loops_around_loop_in_scop, nb_loop + ref_nb_loops): Moved here... + * graphite.h (ref_nb_loops): ... from here. + (struct scop): Remove bbs_b bitmap and loop2cloog_loop. + (loop_domain_dim, loop_iteration_vector_dim): Remove. + (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed. + * testsuite/gcc.dg/graphite/scop-19.c: New + +2009-02-04 Paolo Bonzini <bonzini@gnu.org> + Hans-Peter Nilsson <hp@axis.com> + + PR rtl-optimization/37889 + * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments. + Move offset handling from PLUS to before the switch. Use new + arguments when considering SYMBOL_REFs too. + (rtx_addr_can_trap_p): Pass dummy offset and size. + (enum may_trap_p_flags): Remove. + (may_trap_p_1): Pass size from MEM_SIZE. + + PR rtl-optimization/38921 + * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p. + * rtl.h (may_trap_after_code_motion_p): Delete prototype. + * rtlanal.c (may_trap_after_code_motion_p): Delete. + (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags. + +2009-02-04 H.J. Lu <hongjiu.lu@intel.com> + + AVX Programming Reference (January, 2009) + * config/i386/sse.md (*vpclmulqdq): New. + +2009-02-04 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/38977 + PR gcov-profile/38292 + * calls.c (special_function_p): Disregard __builtin_ prefix. + +2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com> + + * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow + non-indexable addresses even before reload. + +2009-02-03 Joseph Myers <joseph@codesourcery.com> + + PR c/29129 + * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators + as having variable size. Do not give an error for unnamed + parameters with [*] declarators. Give a warning for type names + with [*] declarators and mark them as variable size. + * c-parser.c (c_parser_sizeof_expression): Do not give an error + for sizeof applied to [*] type names. + +2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com> + + PR C++/36607 + * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE. + +2009-02-03 Jakub Jelinek <jakub@redhat.com> + + * gcc.c (process_command): Update copyright notice dates. + * gcov.c (print_version): Likewise. + * gcov-dump.c (print_version): Likewise. + * mips-tfile.c (main): Likewise. + * mips-tdump.c (main): Likewise. + +2009-02-03 Joseph Myers <joseph@codesourcery.com> + + PR c/35433 + * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT + for composite type involving a zero-length array type. + +2009-02-03 Jakub Jelinek <jakub@redhat.com> + + PR target/35318 + * function.c (match_asm_constraints_1): Skip over + initial optional % in the constraint. + + PR inline-asm/39059 + * c-parser.c (c_parser_postfix_expression): If fixed point is not + supported, don't accept FIXED_CSTs. + * c-decl.c (finish_declspecs): Error if fixed point is not supported + and _Sat is used without _Fract/_Accum. Set specs->type to + integer_type_node for cts_fract/cts_accum if fixed point is not + supported. + +2009-02-02 Catherine Moore <clm@codesourcery.com> + + * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls. + +2009-02-02 Richard Sandiford <rdsandiford@googlemail.com> + + * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro. + (ABI_HAS_64BIT_SYMBOLS): Use it. + (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS. + +2009-02-02 Paul Brook <paul@codesourcery.com> + + * config/arm/arm.md (arm_addsi3): Add r/r/k alternative. + +2009-02-02 Jakub Jelinek <jakub@redhat.com> + + PR inline-asm/39058 + * recog.h (asm_operand_ok): Add constraints argument. + * recog.c (asm_operand_ok): Likewise. If it is set, for digits + recurse on matching constraint. + (check_asm_operands): Pass constraints as 3rd argument to + asm_operand_ok. Don't look up matching constraint here. + * stmt.c (expand_asm_operands): Pass NULL as 3rd argument + to asm_operand_ok. + +2009-02-02 Ben Elliston <bje@au.ibm.com> + + * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and + TARGET_NARROW_VOLATILE_BITFIELD macro names. + +2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker + information. Remove some obsolete information. Reorganize. + + * config/pa/fptr.c: Revert license to GPL 2. + * config/pa/milli64.S: Likewise. + +2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com> + + PR target/38904 + * mkmap-flat.awk (END): Use pe_dll command-line arg to pass + LIBRARY name in, instead of hard-coding it. + * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an + extra target make frag to tmake_files according to EH model. + (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise. + * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target + frags that define makefile variable EH_MODEL appropriately. + * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment. + * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or + to "-sjlj" according to type of EH configured. + (LIBGCC_SONAME): Concatenate it to shared library base name. + * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or + to "_sjlj" according to type of EH configured. + (LIBGCC_SONAME): Concatenate it to shared library base name. + * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL. + (SHLIB_LINK): Add missing semicolon to if-else construct. + (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as + string value of "pe_dll" command-line option. + * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper. + (SHLIB_SONAME): Use it when overriding t-cygming default. + (SHLIB_IMPLIB): Override t-cygming default. + (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as + string value of "pe_dll" command-line option. + +2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com> + + PR target/38952 + * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New. + (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it. + +2009-01-31 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/38937 + * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut + computing the transitive closure. + +2009-01-30 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/39041 + * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): + Propagate variable indices only if the types match for this stmt. + +2009-01-30 Jakub Jelinek <jakub@redhat.com> + + PR target/39013 + * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared + inline but never defined. + +2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com> + + * config/s390/s390.md (*insv<mode>_reg_extimm): Removed. + (*insv_h_di_reg_extimm): New insn. + (*insv_l<mode>_reg_extimm): New insn. + +2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com> + + * config/picochip/picochip.c (flag_conserve_stack): set + PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under + fconserve-stack. Reduce call-overhead used by inliner. + +2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com> + + PR/38157 + * common.opt (flag_conserve_stack): Initialised to zero. + +2009-01-30 Kai Tietz <kai.tietz@onevision.com> + + PR/39002 + * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs. + (ix86_expand_epilogue): Take nsseregs in account to use proper restore + method. + +2009-01-29 H.J. Lu <hongjiu.lu@intel.com> + + * ira-color.c (allocno_reload_assign): Update comments. + * regmove.c (regmove_optimize): Likewise. + + * ra.h: Removed. + +2009-01-29 Robert Millan <rmh@aybabtu.com> + + * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu). + * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine + `MD_UNWIND_SUPPORT'. + * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h). + +2009-01-29 Kazu Hirata <kazu@codesourcery.com> + + PR tree-optimization/39007 + * tree-loop-distribution.c (generate_builtin): Use + recompute_dominator to compute the immediate dominator of the + basic block just after the loop. + +2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA] + (ASM_OUTPUT_DWARF_PCREL): Define. + +2009-01-29 Vladimir Makarov <vmakarov@redhat.com> + + * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description. + * doc/passes.texi: Remove entries about regclass, local-alloc, and + global. Modify entries about regmove and IRA. + + * ra-conflict.c: Remove the file. + + * reload.c (push_reload, find_dummy_reload): Remove flag_ira. + + * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove. + (pass_regclass_init): Rename to pass_reginfo_init. + + * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira. + + * toplev.h (flag_ira): Remove. + + * caller-save.c (setup_save_areas): Remove flag_ira. + + * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto. + + * global.c: Remove the file. + + * opts.c: (decode_options): Remove flag_ira. + + * hard-reg-set.h (losing_caller_save_reg_set): Remove. + + * regmove.c: Modify file description. + (find_use_as_address, try_auto_increment): Define them only if + AUTO_INC_DEC is defined. + (replacement_quality, replace_in_call_usage, fixup_match_1, + stable_and_no_regs_but_for_p): Remove. + (reg_set_in_bb): Make it static. + (regmove_optimize): Remove flag_ira and code which worked for + !flag_ira. + + * local-alloc.c: Remove the file. + + * common.opt (fira): Remove. + + * ira.c: Include except.h. + (eliminable_regset): Move from global.c. + (mark_elimination): Ditto. Remove flag_ira. + (reg_renumber, struct equivalence, reg_equiv, equiv_mem, + equiv_mem_modified, validate_equiv_mem_from_store, + validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p, + contains_replace_regs, memref_referenced_p, memref_used_between_p, + no_equiv, recorded_label_ref): Move from local-alloc.c. + (update_equiv_regs): Ditto. Make it static. + (print_insn_chain, print_insn_chains): Move it from global.c. + (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira. + (build_insn_chain): Ditto. Make it static. + (ra_init_live_subregs): Move from ra-conflict.c. Make it static. + Rename to init_live_subregs. + (gate_ira): Remove flag_ira. + + * regclass.c: Rename reginfo.c. Change file description. + (FORBIDDEN_INC_DEC_CLASSES): Remove. + (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove. + (init_reg_sets_1): Remove code for evaluation of + reg_class_superclasses and losing_caller_save_reg_set. + (init_regs): Remove init_reg_autoinc. + (struct costs, costs, init_cost, ok_for_index_p_nonstrict, + ok_for_base_p_nonstrict): Remove. + (regclass_init): Rename to reginfo_init. Don't initialize init_cost. + (pass_regclass_init): Rename to pass_reginfo_init. Modify + corresponding entries. + (dump_regclass, record_operand_costs, scan_one_insn, + init_reg_autoinc, regclass, record_reg_classes, copy_cost, + record_address_regs, auto_inc_dec_reg_p): Remove. + (gt-regclass.h): Rename to gt-reginfo.h. + + * rtl.h (dump_global_regs, retry_global_alloc, + build_insn_chain, dump_local_alloc, update_equiv_regs): Remove. + + * Makefile.in (RA_H): Remove. + (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o. + Rename regclass.o to reginfo.o. + (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to + gt-reginfo.h. + (global.o, local-alloc.o, ra-conflict.o): Remove entries. + (GTFILES): Rename regclass.c to reginfo.c. + + * passes.c (init_optimization_passes): Remove pass_local_alloc and + pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init. + + * reload1.c (compute_use_by_pseudos, reload, count_pseudo, + count_spilled_pseudo, find_reg, alter_reg, delete_output_reload): + Remove flag_ira. + (finish_spills): Ditto. Remove code for !flag_ira. + +2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com> + + PR middle-end/35854 + * doc/invoke.texi (rtl debug options): Complete rewrite. + * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec" + to auto_inc_dec". + * mode-switching.c (pass_mode_switching): Rename pass from + "mode-sw" to "mode_sw". + * except.c (pass_convert_to_eh_ranges): Rename pass from + "eh-ranges" to "eh_ranges". + * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg" + to "subreg1". + + +2009-01-29 Andrey Belevantsev <abel@ispras.ru> + Alexander Monakov <amonakov@ispras.ru> + + PR middle-end/38857 + * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard + register. + (move_exprs_to_boundary): Change return type and pass through + should_move from move_op. Relax assert. Update usage ... + (schedule_expr_on_boundary): ... here. Use should_move instead of + cant_move. + (move_op_orig_expr_found): Indicate that insn was disconnected from + stream. + (code_motion_process_successors): Do not call after_merge_succs + callback if original expression was not found when traversing any of + the branches. + (code_motion_path_driver): Change return type. Update prototype. + (move_op): Update comment. Add a new parameter (should_move). Update + prototype. Set *should_move based on indication provided by + move_op_orig_expr_found. + +2009-01-28 Pat Haugen <pthaugen@us.ibm.com> + + * doc/invoke.texi (avoid-indexed-addresses): Document new option. + * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare. + * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option. + * config/rs6000/rs6000.c (rs6000_override_options): Default + avoid-indexed-addresses on for Power6, off for everything else. + (avoiding_indexed_address_p): New function. + (rs6000_legitimize_address): Use it. + (rs6000_legitimate_address): Likewise. + * config/rs6000/rs6000.md (movXX_updateX): Likewise + +2009-01-28 Kazu Hirata <kazu@codesourcery.com> + + PR tree-optimization/38997 + * tree-loop-distribution.c (generate_memset_zero): Use + POINTER_PLUS_EXPR for a pointer addition. + +2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com> + + * config/s390/s390.md (bswap<mode>2): New pattern added. + +2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com> + + * config/s390/s390.md (*tls_load_31): Added type attribute. + +2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com> + + * config/s390/s390.md: Fix a few comments. + +2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com> + + * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute. + (*tm<mode>_full): Fixed z10prop attribute. + (*tst<mode>_extimm): Fixed z10prop attribute. + (*tst<mode>_cconly_extimm): Fixed z10prop attribute. + (*tstqiCCT_cconly): Fixed z10prop attribute. + (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute. + (*movsi_larl): Fixed z10prop attribute. + (*movsi_zarch): Fixed z10prop attribute. + (*movsi_eas): Fixed z10prop attribute. + (*movhi): Fixed z10prop attribute. + (*movqi): Fixed z10prop attribute. + (*movstrictqi): Fixed z10prop attribute. + (*mov<mode>): Fixed z10prop attribute. + (*movcc): Fixed z10prop attribute. + (*sethighpartdi_64): Fixed z10prop attribute. + (*zero_extendhi<mode>2_z10): Fixed z10prop attribute. + (*negdi2_sign_cc): Fixed z10prop attribute. + (*negdi2_sign): Fixed z10prop attribute. + (*absdi2_sign_cc): Fixed z10prop attribute. + (*absdi2_sign): Fixed z10prop attribute. + (*negabsdi2_sign_cc): Fixed z10prop attribute. + (*negabsdi2_sign): Fixed z10prop attribute. + (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute. + (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute. + (doloop_si64): Fixed z10prop attribute. + (doloop_si31): Fixed z10prop attribute. + (doloop_long): Fixed z10prop attribute. + (indirect_jump): Fixed z10prop attribute. + (nop): Fixed z10prop attribute. + (main_base_64): Fixed z10prop attribute. + (reload_base_64): Fixed z10prop attribute. + +2009-01-28 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/38740 + * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling + if !optimize. + * config/mips/mips.c (mips_reorg): Likewise. + +2009-01-28 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/38926 + * tree-ssa-pre.c (add_to_value): Assert we add only expressions + with the correct value id to a value. + (do_regular_insertion): Use the value number of edoubleprime + for the value number of the expr. + + Revert + 2008-08-21 Richard Guenther <rguenther@suse.de> + + * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting + a PHI ask VN if it is already available. + * tree-ssa-sccvn.h (vn_phi_lookup): Declare. + * tree-ssa-sccvn.c (vn_phi_lookup): Export. + +2009-01-28 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/38934 + * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR + set to varying whenever max has TREE_OVERFLOW set, similarly + for GE_EXPR and GT_EXPR and TREE_OVERFLOW min. + +2009-01-28 Richard Guenther <rguenther@suse.de> + + PR middle-end/38908 + * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly + uninitialized aggregate uses in call arguments. + +2009-01-28 Paolo Bonzini <bonzini@gnu.org> + + PR tree-optimization/38984 + * tree-ssa-structalias.c (get_constraints_for_1): Do not use + the nothing_id variable if -fno-delete-null-pointer-checks. + +2009-01-28 Uros Bizjak <ubizjak@gmail.com> + + PR target/38988 + * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref. + (set_got_offset_rex64): Ditto. + +2009-01-27 H.J. Lu <hongjiu.lu@intel.com> + + PR target/38941 + * doc/extend.texi: Improve local variable with asm reg. + +2009-01-27 Adam Nemet <anemet@caviumnetworks.com> + + * c.opt (Wpacked-bitfield-compat): Change init value to -1. + * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat + was not supplied then set warn_packed_bitfield_compat to the + default value of 1. + * stor-layout.c (place_field): Check warn_packed_bitfield_compat + against 1. + +2009-01-27 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/38503 + * cfgexpand.c (expand_gimple_basic_block): Ignore + GIMPLE_CHANGE_DYNAMIC_TYPE during expansion. + * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune + variables that cannot have TBAA applied. + (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE + statements. + +2009-01-27 Uros Bizjak <ubizjak@gmail.com> + + PR middle-end/38969 + * calls.c (initialize_argument_information): Do not wrap complex + arguments in SAVE_EXPR. + +2009-01-26 Andreas Tobler <a.tobler@schweiz.org> + + * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo. + (INSTALL_LIBGCC): Revert typo commit. + +2009-01-26 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/38745 + * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL + from special handling. + +2009-01-26 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/38745 + * tree-ssa.c (execute_update_addresses_taken): Do not include + variables that cannot possibly be a register in not_reg_needs. + Do not clear TREE_ADDRESSABLE on vars that may not become + registers. + * tree-ssa.c (update_alias_info_1): Include those in the set + of addressable vars. + +2009-01-26 Richard Guenther <rguenther@suse.de> + + PR middle-end/38851 + * Makefile.in (tree-ssa-dse.o): Add langhooks.h. + * tree-ssa-dse.c: Include langhooks.h + (execute_simple_dse): Remove stores with zero size. + +2009-01-24 Jakub Jelinek <jakub@redhat.com> + + PR c/38957 + * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way + as PLUS_EXPR. + +2009-01-24 Julian Brown <julian@codesourcery.com> + + * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add + config/arm/linux-atomic.c. + * config/arm/linux-atomic.c: New. + +2009-01-24 Eric Botcazou <ebotcazou@adacore.com> + + * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete. + * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise. + * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise. + +2009-01-24 H.J. Lu <hongjiu.lu@intel.com> + + PR c/38938 + * c-opts.c (c_common_handle_option): Update warn_pointer_sign + properly. + +2009-01-24 Sebastian Pop <sebastian.pop@amd.com> + + PR tree-optimization/38953 + * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa. + (scop_adjust_phis_for_liveouts): Initialize false_i to zero. + (gloog): Split the exit of the scop when the scop exit is a loop exit. + (graphite_transform_loops): Only call cleanup_tree_cfg if gloog + changed the CFG. + +2009-01-24 Paul Brook <paul@codesourcery.com> + + * config/arm/neon.md (neon_type): Move to arm.md. + (neon_mov<VSTRUCT>): Add neon_type attribute. + * config/arm/arm.md (neon_type): Move to here. + (conds): Add "unconditioal" and use as default for NEON insns. + +2009-01-24 Ben Elliston <bje@au.ibm.com> + + * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from + void *' warning from -Wc++-compat. + * Makefile.in (dominance.o-warn): Remove. + +2009-01-23 Paolo Bonzini <bonzini@gnu.org> + + PR tree-optimization/38932 + * fold-const.c (fold_unary_ignore_overflow): New. + * tree.h (fold_unary_ignore_overflow): Declare. + * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow. + * tree-ssa-sccvn.c (visit_reference_op_load, + simplify_unary_expression): Likewise. + +2009-01-22 Adam Nemet <anemet@caviumnetworks.com> + + * c-decl.c (finish_struct): Move code to set DECL_PACKED after + DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields + regardless of their type. + * c-common.c (handle_packed_attribute): Don't ignore packed on + bitfields. + * c.opt (Wpacked-bitfield-compat): New warning option. + * stor-layout.c (place_field): Warn if offset of a field changed. + * doc/extend.texi (packed): Mention the ABI change. + * doc/invoke.texi (-Wpacked-bitfield-compat): Document. + (Warning Options): Add it to the list. + +2009-01-22 H.J. Lu <hongjiu.lu@intel.com> + + * c-opts.c (c_common_post_options): Fix a typo in comments. + +2009-01-22 Steve Ellcey <sje@cup.hp.com> + + PR middle-end/38615 + * gimplify.c (gimplify_init_constructor): Fix promotion of const + variables to static. + * doc/invoke.texi (-fmerge-all-constants): Update description. + +2009-01-22 Uros Bizjak <ubizjak@gmail.com> + + PR target/38931 + * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2. + (*movdi_1_rex64): Use type "mmx" for alternative 5. + +2009-01-22 Richard Earnshaw <rearnsha@arm.com> + + * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to + a word boundary. + (LOCAL_ALIGNMENT): Similarly. + +2009-01-22 Mark Shinwell <shinwell@codesourcery.com> + Joseph Myers <joseph@codesourcery.com> + + * config/arm/arm.c (all_architectures): Add iWMMXt2 entry. + * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2. + * config/arm/arm-tune.md: Regenerate. + * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and + -march=iwmmxt2. + +2009-01-22 Mark Shinwell <shinwell@codesourcery.com> + + * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI + version number to five. + +2009-01-22 Dodji Seketeli <dodji@redhat.com> + + PR c++/38930 + * c-decl.c: (clone_underlying_type): Revert PR c++/26693 changes. + * c-common.c (set_underlying_type): Likewise. + (is_typedef_decl ): Likewise + * tree.h: Likewise + (set_underlying_type): Likewise. + (is_typedef_type): Likewise. + +2009-01-21 Vladimir Makarov <vmakarov@redhat.com> + + PR middle-end/38587 + * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos + crossing setjmps. + +2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com> + + PR bootstrap/37660 + * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro. + (LIBGCC_SPEC): Don't define. + (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC. + +2009-01-21 Uros Bizjak <ubizjak@gmail.com> + + PR rtl-optimization/38879 + * alias.c (base_alias_check): Unaligned access via AND address can + alias all surrounding object types except those with sizes equal + or wider than the size of unaligned access. + +2009-01-21 Dodji Seketeli <dodji@redhat.com> + + PR c++/26693 + * c-decl.c: (clone_underlying_type): Move this ... + * c-common.c (set_underlying_type): ... here. + Also, make sure the function properly sets TYPE_STUB_DECL() on + the newly created typedef variant type. + (is_typedef_decl ): New entry point. + * tree.h: Added a new member member_types_needing_access_check to + struct tree_decl_non_common. + (set_underlying_type): New entry point. + (is_typedef_type): Likewise. + +2009-01-21 Bingfeng Mei <bmei@broadcom.com> + + * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p): + Check whether two instructions have memory references that + belong to conflicting alias sets. walk_mems_1 and walk_mems_2 + are helper functions for traversing. + * alias.h (insn_alias_sets_confilict_p): New prototypes. + * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p + not to draw dependency edge for instructions with non-conflicting + alias sets. + +2009-01-20 Joseph Myers <joseph@codesourcery.com> + + PR other/38758 + * longlong.h: Update copyright years. Use soft-fp license notice. + Sync __clz_tab declaration with glibc. + +2009-01-20 Steve Ellcey <sje@cup.hp.com> + + PR target/30687 + * doc/extend.texi (syscall_linkage): New. + (version_id): Modify. + +2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com> + Richard Guenther <rguenther@suse.de> + + PR tree-optimization/38747 + PR tree-optimization/38748 + * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE + conversion if the base address is an indirect reference and the + aliasing sets could cause issues. + +2009-01-20 Sebastian Pop <sebastian.pop@amd.com> + + * common.opt (fgraphite, fgraphite-identity): Add comment for + explaining why these options are not documented. + +2009-01-20 Sebastian Pop <sebastian.pop@amd.com> + + * graphite.c (stmt_simple_for_scop_p): Also handle cases when + gimple_call_lhs is NULL. + +2009-01-20 Paolo Bonzini <bonzini@gnu.org> + + PR target/38868 + * emit-rtl.c (adjust_address_1): Make sure memref is never + overwritten. + +2009-01-20 Ben Elliston <bje@au.ibm.com> + + * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove + const qualifier from arg parameter. Remove unnecessary cast to char *. + * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove + const qualifier from arg 2. + +2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk> + + * config/darwin.h: Add static-libgfortran to LINK_SPEC. + +2009-01-19 Vladimir Makarov <vmakarov@redhat.com> + + PR c/38869 + * rtl.h (reinit_regs): New prototype. + * regclass.c: Include ira.h. + (reinit_regs): New. + * Makefile.in (regclass.o): Add ira.h. + * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs. + +2009-01-18 H.J. Lu <hongjiu.lu@intel.com> + + PR target/38736 + * c-common.c (handle_aligned_attribute): Use + ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for + default alignment value. + + * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__. + + * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New. + * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise. + + * doc/extend.texi: Update __attribute__ ((aligned)). Document + __BIGGEST_ALIGNMENT__. + + * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE. + +2009-01-18 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/38819 + * tree-flow.h (operation_could_trap_helper_p): Declare. + * tree-eh.c (operation_could_trap_helper_p): Export. + * tree-ssa-sccvn.h (vn_nary_may_trap): Declare. + * tree-ssa-sccvn.c (vn_nary_may_trap): New function. + * tree-ssa-pre.c (insert_into_preds_of_block): Check if we + are about to insert a possibly trapping instruction and fail + in this case. + +2009-01-18 Andreas Schwab <schwab@suse.de> + + * doc/install.texi (Configuration): Remove obsolete paragraph + about use of --with-gnu-ld with --with-gnu-as. + +2009-01-18 Kazu Hirata <kazu@codesourcery.com> + + * doc/extend.texi, doc/gimple.texi, doc/invoke.texi, + doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos. + Follow spelling conventions. + +2009-01-18 Ben Elliston <bje@au.ibm.com> + + * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate + C++ warning about implicit conversion from void * to struct + bitmap_head_def *. + (bitmap_obstack_free): Likewise for bitmap_element *. + * Makefile.in (bitmap.o-warn): Remove. + +2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com> + + * Makefile.in (BACKENDLIBS): Reorder to match dependencies. + +2009-01-17 Sebastian Pop <sebastian.pop@amd.com> + Tobias Grosser <tobi.grosser@amd.com> + + * graphite.c (graphite_trans_scop_block): Do not block single + nested loops. + +2009-01-16 Alexandre Oliva <aoliva@redhat.com> + + * ebitmap.h (ebitmap_iter_init): Initialize all fields. + * ipa-struct-reorg.c (gen_struct_type): Replace known-true + test with assertion. + +2009-01-16 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/38835 + PR middle-end/36227 + * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT) + and INT + PTR -> (INT)(PTR p+ INT) folding. + * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR. + +2009-01-16 Adam Nemet <anemet@caviumnetworks.com> + + PR target/38554 + * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift + the subreg from a lowpart subreg if it is also casting the value. + +2009-01-16 Sebastian Pop <sebastian.pop@amd.com> + Tobias Grosser <tobi.grosser@amd.com> + + * graphite.c (compare_prefix_loops): New. + (build_scop_canonical_schedules): Rewritten. + (graphite_transform_loops): Move build_scop_canonical_schedules + after build_scop_iteration_domain. + +2009-01-16 Sebastian Pop <sebastian.pop@amd.com> + Tobias Grosser <tobi.grosser@amd.com> + + * graphite.c (add_conditions_to_domain): Add the loops to + the dimension of the iteration domain. Do copy the domain + only when it exists. + (build_scop_conditions_1): Do not call add_conditions_to_domain. + (add_conditions_to_constraints): New. + (can_generate_code_stmt, can_generate_code): Removed. + (gloog): Do not call can_generate_code. + (graphite_transform_loops): Call add_conditions_to_constraints + after building the iteration domain. + +2009-01-16 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/38789 + * tree-ssa-threadedge.c + (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to + __builtin_constant_p. + +2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com> + + * dce.c (delete_unmarked_insns): Reversed the order that insns are + examined before deleting them. + +2009-01-16 Richard Earnshaw <rearnsha@arm.com> + + * function.c (aggregate_value_p): Correctly extract the function + type from CALL_EXPR_FN lookup. + +2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com> + + * config/picochip/picochip.c (picochip_override_options): Revert + CFI asm flag disable commited previously. + +2009-01-15 Sebastian Pop <sebastian.pop@amd.com> + Tobias Grosser <tobi.grosser@amd.com> + Jan Sjodin <jan.sjodin@amd.com> + + * graphite.c (scan_tree_for_params): On substractions negate + all the coefficients of the term. + (clast_to_gcc_expression_red): New. Handle reduction expressions + of more than two operands. + (clast_to_gcc_expression): Call clast_to_gcc_expression_red. + (get_vdef_before_scop): Handle also the case of default definitions. + +2009-01-15 Richard Sandiford <rdsandiford@googlemail.com> + + * caller-save.c (add_used_regs_1, add_used_regs): New functions. + (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes. + Also use them when walking CALL_INSN_FUNCTION_USAGE. + +2009-01-15 H.J. Lu <hongjiu.lu@intel.com> + Joey Ye <joey.ye@intel.com> + + PR middle-end/37843 + * cfgexpand.c (expand_stack_alignment): Don't update stack + boundary nor check incoming stack boundary here. + (gimple_expand_cfg): Update stack boundary and check incoming + stack boundary here. + +2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com> + + * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments. + +2009-01-14 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/38245 + * calls.c (expand_call): Add stack arguments to + CALL_INSN_FUNCTION_USAGE even for pure calls (when + ACCUMULATE_OUTGOING_ARGS) and even for args partially passed + in regs and partially in memory or BLKmode arguments. + (emit_library_call_value_1): Add stack arguments to + CALL_INSN_FUNCTION_USAGE even for pure calls (when + ACCUMULATE_OUTGOING_ARGS). + * dce.c: Include tm_p.h. + (find_call_stack_args): New function. + (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES + argument. + (mark_insn): Call find_call_stack_args for CALL_Ps. + (prescan_insns_for_dce): Walk insns backwards in bb rather than + forwards. Allocate and free arg_stores bitmap if needed, pass it + down to deletable_insn_p, don't mark stores set in arg_stores + bitmap, clear the bitmap at the beginning of each bb. + * Makefile.in (dce.o): Depend on $(TM_P_H). + +2009-01-14 Michael Meissner <gnu@the-meissners.org> + + PR target/22599 + * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f' + to make sure the insn is a conditional test (bug 22599). Reformat a + few long lines. + +2009-01-14 Sebastian Pop <sebastian.pop@amd.com> + + PR middle-end/38431 + * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New. + (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi. + (gloog): Do not call cleanup_tree_cfg. + (graphite_transform_loops): Call cleanup_tree_cfg after all + scops have been code generated. + +2009-01-14 Basile Starynkevitch <basile@starynkevitch.net> + * doc/gty.texi (Invoking the garbage collector): Added new node + and section documenting ggc_collect. + +2009-01-14 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/38826 + PR middle-end/38477 + * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer + initialization notes only if we actually emitted a warning. + (intra_create_variable_infos): Add constraints for a result decl + that is passed by hidden reference. + (build_pred_graph): Mark all related variables non-direct on + address-taking. + +2009-01-14 Nick Clifton <nickc@redhat.com> + + * ira-conflicts.c: Include addresses.h for the definition of + base_reg_class. + (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS. + * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h. + +2009-01-13 Vladimir Makarov <vmakarov@redhat.com> + + PR target/38811 + * Makefile.in (ira-lives.o): Add except.h. + + * ira-lives.c: Include except.h. + (process_bb_node_lives): Process can_throw_internal. + +2009-01-13 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/38774 + * combine.c (simplify_set): When undoing cc_use change, don't do + PUT_CODE on the newly created comparison, but instead put back the + old comparison. + +2009-01-13 Joseph Myers <joseph@codesourcery.com> + + * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march + values. Remove duplicate arm8 entry. + +2009-01-13 Sebastian Pop <sebastian.pop@amd.com> + + PR tree-optimization/38786 + * graphite.c (expand_scalar_variables_ssa_name): New, outlined from + the SSA_NAME case of expand_scalar_variables_expr. + Set the type of an expression to the type of its assign statement. + (expand_scalar_variables_expr): Also gather the scalar computation + used to index the memory access. Do not pass loop_p. + Fix comment. Stop recursion on tcc_constant or tcc_declaration. + (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr + the gimple_stmt_iterator where it inserts new code. + Do not pass loop_p. + (copy_bb_and_scalar_dependences): Do not pass loop_p. + (translate_clast): Update call to copy_bb_and_scalar_dependences. + +2009-01-13 Sebastian Pop <sebastian.pop@amd.com> + + * graphite.h (debug_value): Removed. + * graphite.c (debug_value): Removed. + +2009-01-13 Richard Earnshaw <rearnsha@arm.com> + + * config/arm/arm.c (output_move_double): Don't synthesize thumb-2 + ldrd/strd with two 32-bit instructions. + +2009-01-13 Richard Earnshaw <rearnsha@arm.com> + + * config/arm/arm.c (struct processors): Pass for speed down into + cost helper functions. + (const_ok_for_op): Handle COMPARE and inequality nodes. + (arm_rtx_costs_1): Rewrite. + (arm_size_rtx_costs): Update prototype. + (arm_rtx_costs): Pass speed down to helper functions. + (arm_slowmul_rtx_costs): Rework cost calculations. + (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise. + (arm_9e_rtx_costs): Likewise. + +2009-01-13 Uros Bizjak <ubizjak@gmail.com> + + * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit + relocations of local symbols wider than UNITS_PER_WORD are not valid. + (alpha_legitimize_address): Do not split local symbols wider than + UNITS_PER_WORD into HIGH/LO_SUM parts. + +2009-01-13 Danny Smith <dannysmith@users.sourceforge.net> + + PR bootstrap/38580 + * gcc.c (process_command): Replace call to execvp with calls + to pex_one and exit. + +2009-01-03 Anatoly Sokolov <aesok@post.ru> + + PR target/29141 + * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm. + * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add + variant for devices with 3-byte PC. + (__tablejump_elpm__) : New. + +2009-01-12 Jakub Jelinek <jakub@redhat.com> + + PR c/32041 + * c-parser.c (c_parser_postfix_expression): Allow `->' in + offsetof member-designator, handle it as `[0].'. + +2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk + function when not using named sections on targets with named sections + if branch distance is less than 262132. + +2009-01-12 Richard Earnshaw <rearnsha@arm.com> + + * combine.c (combine_instructions): Recompute + optimize_this_for_speed_p for each BB in the main combine loop. + +2009-01-12 Tomas Bily <tbily@suse.cz> + + PR middlend/38385 + * tree-loop-distribution.c (prop_phis): New function. + (generate_builtin): Call prop_phis. + * testsuite/gcc.dg/tree-ssa/pr38385.c: New file. + +2009-01-12 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/38807 + * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at + gimple_visited_p unless stmt is GIMPLE_ASSIGN. + +2009-01-11 Adam Nemet <anemet@caviumnetworks.com> + + * expmed.c (store_bit_field_1): Properly truncate the paradoxical + subreg of op0 to the original op0. + +2009-01-11 Laurent GUERBY <laurent@guerby.net> + + * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc. + +2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de> + + PR debug/7055 + * gcc/mips-tfile.c (parse_def): Fix parsing of def strings + starting with digits. + +2009-01-10 Jakub Jelinek <jakub@redhat.com> + + PR target/38695 + * config/arm/arm.c (arm_is_long_call_p): Don't call + arm_function_in_section_p if decl isn't a FUNCTION_DECL. + +2009-01-09 Steven Bosscher <steven@gcc.gnu.org> + + * regrename.c (regrename_optimize): Fix dumping. + (find_oldest_value_reg): Preserve REG_POINTER. + (copy_hardreg_forward_1): Likewise. + +2009-01-09 Diego Novillo <dnovillo@google.com> + + * gimple.h (struct gimple_statement_base) <uid>: Document + the restrictions on its use. + (gimple_uid): Tidy. + (gimple_set_uid): Tidy. + +2009-01-09 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add + zero guard even if align_bytes != 0 and count is smaller than + size_needed. + +2009-01-09 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/38495 + * ira-emit.c (print_move_list, ira_debug_move_list): New functions. + (add_range_and_copies_from_move_list): Print all added ranges. + Add ranges to memory optimized destination. + +2009-01-09 Jakub Jelinek <jakub@redhat.com> + + PR target/38686 + PR target/38708 + * config/i386/i386.c (override_options): Reject + -mstringop-strategy=rep_8byte with -m32. + (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed + to 1. Do count comparison against epilogue_size_needed at compile + time even when count_exp was constant forced into register. For + size_needed don't jump to epilogue, instead just avoid aligning + and invoke the body algorithm. If need_zero_guard, add zero guard + even if count is non-zero, but smaller than size_needed + number of + bytes that could be stored for alignment. + (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed + to 1. If need_zero_guard, add zero guard even if count is non-zero, + but smaller than size_needed + number of bytes that could be stored + for alignment. Compare size_needed with epilogue_size_needed instead + of desired_align - align, don't adjust size_needed, pass + epilogue_size_needed to the epilogue expanders. + + PR c/35742 + * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR. + +2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa.c (last_address): Change to unsigned. + (update_total_code_bytes): Change argument to unsigned. Don't + check if insn addresses are set. + (pa_output_function_epilogue): Set last_address to UINT_MAX if insn + addresses are not set. + (pa_asm_output_mi_thunk): Handle wrap when updating last_address. + +2009-01-09 Nick Clifton <nickc@redhat.com> + + * config/sh/symbian.c: Replace uses of DECL_INLINE with + DECL_DECLARED_INLINE_P. + +2009-01-09 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/38347 + * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of + GET_MODE (op0) in operand_subword_force calls. + + PR middle-end/38771 + * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR, + fold_convert arg0 operands to TREE_TYPE (op0) first. + +2009-01-08 Vladimir Makarov <vmakarov@redhat.com> + + * params.def (ira-max-conflict-table-size): Decrease default value + to 1000. + +2009-01-08 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/37031 + * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy + on parameter_set. + (build_access_matrix): Reserve correct size for AM_MATRIX vector, + allocate it using gc instead of heap, use VEC_quick_push instead of + VEC_safe_push. + * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc + instead of heap, use VEC_quick_push instead of VEC_safe_push. + * tree-data-ref.h (struct access_matrix): Change matrix to gc + allocated vector from heap allocated. + * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector. + * tree-loop-linear.c (linear_transform_loops): Allocate nest + vector only after perfect_loop_nest_depth call. + +2009-01-08 Sebastian Pop <sebastian.pop@amd.com> + Jan Sjodin <jan.sjodin@amd.com> + + PR tree-optimization/38559 + * graphite.c (debug_value, copy_constraint, + swap_constraint_variables, scale_constraint_variable, ): New. + (get_lower_bound, get_upper_bound): Removed. + (graphite_trans_bb_strip_mine): Clean up this code that works + only for constant number of iterations. Fully copy upper and + lower bound constraints, not only the constant part of them. + * graphite.h (debug_value): Declared. + +2009-01-08 Ira Rosen <irar@il.ibm.com> + + PR tree-optimization/37194 + * tree-vect-transform.c (vect_estimate_min_profitable_iters): + Don't add the cost of cost model guard in prologue to scalar + outside cost in case of known number of iterations. + +2009-01-07 Nathan Froyd <froydnj@codesourcery.com> + Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for + non-word-aligned REG+CONST addressing. + +2009-01-07 Uros Bizjak <ubizjak@gmail.com> + + PR target/38706 + * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call + free_after_compilation when outputting a thunk. + (alpha_output_mi_thunk_osf): Assert that we are processing a thunk. + Do not call free_after_compilation here. + +2009-01-07 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE. + (ix86_valid_target_attribute_inner_p): Ditto. + +2009-01-07 Jan Sjodin <jan.sjodin@amd.com> + + PR tree-optimization/38492 + PR tree-optimization/38498 + * tree-check.c (operator_is_linear, scev_is_linear_expression): New. + * tree-chrec.h (scev_is_linear_expression): Declared. + * graphite.c (graphite_cannot_represent_loop_niter): New. + (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter. + (graphite_loop_normal_form): Use gcc_assert. + (scan_tree_for_params): Use CASE_CONVERT. + (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New. + (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes. + Use gcc_assert. Discard scops that contain unhandled cases. + (build_scop_conditions): Return a boolean status for unhandled cases. + (strip_mine_profitable_p): Print the loop number, not its depth. + (is_interchange_valid): Pass the depth of the loop nest, don't + recompute it wrongly. + (graphite_trans_bb_block): Same. + (graphite_trans_bb_block): Print tentative of loop blocking. + (graphite_trans_scop_block): Do not print that the loop has been + blocked. + (graphite_transform_loops): Do not handle scops that contain condition + scalar phi nodes. + +2009-01-07 H.J. Lu <hongjiu.lu@intel.com> + + AVX Programming Reference (December, 2008) + * config/i386/avxintrin.h (_mm256_stream_si256): New. + (_mm256_stream_pd): Likewise. + (_mm256_stream_ps): Likewise. + + * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256, + IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256. + (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI. + (bdesc_special_args): Add __builtin_ia32_movntdq256, + __builtin_ia32_movntpd256 and __builtin_ia32_movntps256. + (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI. + (ix86_expand_special_args_builtin): Likewise. + + * config/i386/sse.md (AVXMODEDI): New. + (avx_movnt<mode>): Likewise. + (avx_movnt<mode>): Likewise. + (<sse>_movnt<mode>): Remove AVX support. + (sse2_movntv2di): Likewise. + +2009-01-07 Richard Guenther <rguenther@suse.de> + + PR middle-end/38751 + * fold-const.c (extract_muldiv): Remove obsolete comment. + (fold_plusminus_mult_expr): Undo MINUS_EXPR + to PLUS_EXPR canonicalization for the canonicalization. + +2009-01-07 Gerald Pfeifer <gerald@pfeifer.com> + + * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit + hosted cross-compilers generating less efficient code. + +2009-01-06 Richard Sandiford <rdsandiford@googlemail.com> + + * function.h (rtl_data): Add a dbr_scheduled_p field. + * reorg.c (dbr_schedule): Set it. + (gate_handle_delay_slots): Check it. + * config/mips/mips.c (mips_base_delayed_branch): Delete. + (mips_reorg): Check flag_delayed_branch instead of + mips_base_delayed_branch. + (mips_override_options): Don't set mips_base_delayed_branch + or flag_delayed_branch. + +2009-01-06 Richard Sandiford <rdsandiford@googlemail.com> + + PR rtl-optimization/38426. + * ira.c (ira): Set current_function_is_leaf earlier. + +2009-01-06 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/38722 + * combine.c (try_combine): Don't modify PATTERN (i3) and notes + too early, only set a flag and modify after last possible + undo_all point. + +2009-01-06 Janis Johnson <janis187@us.ibm.com> + + PR c/34252 + * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN. + * real.c (decimal_single_format): Correct values of emin and emax. + (decimal_double_format): Ditto. + (decimal_quad_format): Ditto. + * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust + computation of DECnn_MIN and DECnn_MAX for corrected values of + emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of + __DECnn_MIN__, and adjust its computation for the corrected value + of emin. + +2009-01-06 Jan Hubicka <jh@suse.cz> + + PR target/38744 + * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE. + +2009-01-06 Gerald Pfeifer <gerald@pfeifer.com> + + * doc/contrib.texi (Contributors): Slightly adjust the end note. + Add Robert Clark to the list of testers. + +2009-01-06 Jan Hubicka <jh@suse.cz> + Kai Tietz <kai.tietz@onevision.com> + + * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers. + * config/i386/i386.c (ix86_expand_call): Add clobbers. + +2009-01-06 Jan Hubicka <jh@suse.cz> + Kai Tietz <kai.tietz@onevision.com> + + * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used + for w64 ABI. + * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs. + (ix86_nsaved_regs): Count only general purpose regs. + (ix86_nsaved_sseregs): New. + (ix86_compute_frame_layout): Update nsseregs; set preferred alignment + to 16 for w64; compute padding and size of sse reg save area. + (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only + general purpose regs. + (ix86_emit_save_sse_regs_using_mov): New. + (ix86_expand_prologue): Save SSE regs if needed. + (ix86_emit_restore_regs_using_mov): Use only general purpose regs. + (ix86_emit_restore_sse_regs_using_mov): New. + (ix86_expand_epilogue): Save SSE regs if needed. + +2009-01-06 Jan Hubicka <jh@suse.cz> + Kai Tietz <kai.tietz@onevision.com> + + * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI + * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI + functions when accumulate outgoing args is off. + +2009-01-06 H.J. Lu <hongjiu.lu@intel.com> + + PR bootstrap/38742 + * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING + before using pseudos_have_intersected_live_ranges_p. + + * ira-int.h (ira_assert): Always define. + +2009-01-06 H.J. Lu <hongjiu.lu@intel.com> + + AVX Programming Reference (December, 2008) + * config/i386/avxintrin.h (_mm_permute2_pd): Removed. + (_mm256_permute2_pd): Likewise. + (_mm_permute2_ps): Likewise. + (_mm256_permute2_ps): Likewise. + * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise. + * config/i386/sse.md (avx_vpermil2<mode>3): Likewise. + + * config/i386/i386.c (ix86_builtins): Remove + IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS, + IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256. + (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT, + V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT + and V2DF_FTYPE_V2DF_V2DF_V2DI_INT. + (bdesc_args): Remove __builtin_ia32_vpermil2pd, + __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and + __builtin_ia32_vpermil2ps256. + (ix86_init_mmx_sse_builtins): Updated. + (ix86_expand_args_builtin): Likewise. + +2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa.c (output_call): Relocate non-jump insns in the delay slot of + long absolute calls when generating PA 2.0 code. + +2009-01-05 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/38583 + * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro. + + * params.def (ira-max-conflict-table-size): New. + + * doc/invoke.texi (ira-max-conflict-table-size): Decribe. + + * ira.h (ira_conflicts_p): New external definition. + + * ira-conflicts.c (build_conflict_bit_table): Do not build too big + table. Report this. Return result of building. + (ira_build_conflicts): Use ira_conflicts_p. Check result of + building conflict table. + + * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num. + (ira_color): Use ira_conflicts_p. + + * global.c: Include ira.h. + (pseudo_for_reload_consideration_p, build_insn_chain): Use + ira_conflicts_p. + + * Makefile.in (global.o): Add ira.h. + + * ira-build.c (mark_all_loops_for_removal, + propagate_some_info_from_allocno): New. + (remove_unnecessary_allocnos): Call + propagate_some_info_from_allocno. + (remove_low_level_allocnos): New. + (remove_unnecessary_regions): Add parameter. Call + mark_all_loops_for_removal and remove_low_level_allocnos. Pass + parameter to remove_unnecessary_regions. + (ira_build): Remove all regions but root if the conflict table was + not built. Update conflict hard regs for allocnos crossing calls. + + * ira.c (ira_conflicts_p): New global. + (ira): Define and use ira_conflicts_p. + + * reload1.c (compute_use_by_pseudos, reload, count_pseudo, + count_spilled_pseudo, find_reg, alter_reg, finish_spills, + emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p. + +2009-01-06 Ben Elliston <bje@au.ibm.com> + + * gengtype-lex.l (YY_NO_INPUT): Define. + +2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com> + + PR c/34911 + * c-common.c (handle_vector_size_attribute): Also reject + BOOLEAN_TYPE types. + +2009-01-05 Sebastian Pop <sebastian.pop@amd.com> + + PR tree-optimization/38492 + * graphite.c (rename_map_elt, debug_rename_elt, + debug_rename_map_1, debug_rename_map, new_rename_map_elt, + rename_map_elt_info, eq_rename_map_elts, + get_new_name_from_old_name, bb_in_sese_p): Moved around. + (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use. + (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb. + (sese_build_livein_liveouts): New. + (new_sese, free_sese): New. + (new_scop): Call new_sese. + (free_scop): Call free_sese. + (rename_variables_from_edge, rename_phis_end_scop): Removed. + (register_old_new_names): Renamed register_old_and_new_names. + (register_scop_liveout_renames, add_loop_exit_phis, + insert_loop_close_phis, struct igp, + default_liveout_before_guard, add_guard_exit_phis, + insert_guard_phis, copy_renames): New. + (translate_clast): Call insert_loop_close_phis and insert_guard_phis. + (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge. + (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts. + (scop_adjust_phis_for_liveouts): New. + (gloog): Call scop_adjust_phis_for_liveouts. + + * graphite.h (struct sese): Documented. Added fields liveout, + num_ver and livein. + (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New. + (new_sese, free_sese, sese_build_livein_liveouts): Declared. + (struct scop): Added field liveout_renames. + (SCOP_LIVEOUT_RENAMES): New. + +2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com> + + PR tree-optimization/38510 + * graphite.c (recompute_all_dominators): Call mark_irreducible_loops. + (translate_clast): Call recompute_all_dominators before + graphite_verify. + (gloog): Call recompute_all_dominators before graphite_verify. + +2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com> + Jan Sjodin <jan.sjodin@amd.com> + + PR tree-optimization/38500 + * graphite.c (create_sese_edges): Call fix_loop_structure after + splitting blocks. + +2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com> + + * config.gcc: Add m32r*-*-rtems*. + * config/m32r/rtems.h: New file. + +2009-01-05 Ben Elliston <bje@au.ibm.com> + + * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir. + (.po.pox): Likewise. + (po/gcc.pot): Likewise. + +2009-01-04 David S. Miller <davem@davemloft.net> + + * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete. + (STARTING_FRAME_OFFSET): Always set to zero. + +2009-01-04 Richard Sandiford <rdsandiford@googlemail.com> + + * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary. + * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of + fixed-point types, and vectors of the same. + +2009-01-04 Richard Sandiford <rdsandiford@googlemail.com> + + * config/mips/sync.md (*mb_barrier): Rename to... + (*memory_barrier): ...this. + +2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com> + + * doc/extend.texi (Function Attributes): Move @cindex after @item + for 'artificial' and 'flatten'. Fix grammar for 'externally_visible' + and put in alphabetical order. Fix 'target' name and put in order. + * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix + typos. + +2009-01-04 Uros Bizjak <ubizjak@gmail.com> + + * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB. + (memory_barrier): Expand as unspec instead of unspec_volatile. + Remove mem:BLK from insn operands. Use Pmode scratch register. + (*memory_barrier): Define as unspec instead of unspec_volatile. + Use (match_dup 0) as input operand. + + * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR. + * config/sparc/sync.md (memory_barrier): Expand as unspec instead of + unspec_volatile. Remove mem:BLK from insn operands. Use Pmode + scratch register. Remove operand 1. + (*stbar): Define as unspec instead of unspec_volatile. + Use (match_dup 0) as input operand, remove (const_int 8). + (*membar): Define as unspec instead of unspec_volatile. + Use (match_dup 0) as input operand, remove input operand 2. + + * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW. + (memory_barrier): Expand as unspec instead of unspec_volatile. + Remove mem:BLK from insn operands. Use Pmode scratch register. + (*memory_barrier): Define as unspec instead of unspec_volatile. + Use (match_dup 0) as input operand. + + * config/ia64/sync.md (memory_barrier): Redefine as expander pattern. + Remove mem:BLK from insn operands. Use Pmode scratch register. + Set volatile flag on operand 0. + (*memory_barrier): New insn pattern. + + * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from + insn operands. + (*memory_barrier): Use (match_dup 0) as input operand. + + * config/mips/sync.md (memory_barrier): Redefine as expander pattern. + Remove mem:BLK from insn operands. Use Pmode scratch register. + Set volatile flag on operand 0. + (*mb_internal): New insn pattern. + + * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal. + +2009-01-04 Steven Bosscher <steven@gcc.gnu.org> + + PR middle-end/38586 + * function.c (struct temp_slot): Move to the section of the file + that deals with temp slots. Remove field 'address'. + (temp_slot_address_table): New hash table of address -> temp slot. + (struct temp_slot_address_entry): New struct, items for the table. + (temp_slot_address_compute_hash, temp_slot_address_hash, + temp_slot_address_eq, insert_temp_slot_address): Support functions + for the new table. + (find_temp_slot_from_address): Rewrite to use the new hash table. + (remove_unused_temp_slot_addresses): Remove addresses of temp + slots that have been made available. + (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse, + worker function for remove_unused_temp_slot_addresses. + (assign_stack_temp_for_type): Don't clear the temp slot address list. + Add the temp slot address to the address -> temp slot map. + (update_temp_slot_address): Update via insert_temp_slot_address. + (free_temp_slots): Call remove_unused_temp_slot_addresses. + (pop_temp_slots): Likewise. + (init_temp_slots): Allocate the address -> temp slot map, or empty + the map if it is already allocated. + (prepare_function_start): Initialize temp slot processing. + +2009-01-04 Steven Bosscher <steven@gcc.gnu.org> + + PR middle-end/38584 + * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate: + Calculate the size of all stack vars assuming no packing of stack + vars will happen, replacing a quadratic algorithm with a linear one. + +2009-01-03 Jakub Jelinek <jakub@redhat.com> + + PR target/38707 + * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn + can't be used. + +2009-01-03 Diego Novillo <dnovillo@google.com> + + * doc/contrib.texi: Update contributions. + +2009-01-03 Jakub Jelinek <jakub@redhat.com> + + PR c++/38705 + * builtins.c (fold_builtin_memory_op): Give up if either operand + is volatile. Set srctype or desttype to non-qualified version + of the other type. + + PR c/38700 + * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs + and FUNCTION_DECLs. + +2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com> + + PR rtl-optimization/35805 + * df-problems.c (df_lr_finalize): Add recursive call to resolve lr + problem if fast dce is able to remove any instructions. + * dce.c (dce_process_block): Fix dump message. + +2009-01-02 Mark Mitchell <mark@codesourcery.com> + + PR 33649 + * tree-ssa-pre.c (compute_antic): Correct loop bounds. + +2009-01-02 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/38690 + * tree-flow.h (op_code_prio, op_prio): New prototypes. + * tree-pretty-print.c (op_code_prio): New function. + (op_prio): No longer static. Use op_code_prio. + * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs): + Use op_prio and op_code_prio to determine if () should be + printed around operand(s) or not. + + * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs, + dump_gimple_call, dump_gimple_switch, dump_gimple_cond, + dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi, + dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use + pp_character instead of pp_string for single letter printing. + +2009-01-02 Richard Sandiford <rdsandiford@googlemail.com> + + * doc/extend.texi: Fix '#pragma GCC option' typo. + +2009-01-02 Richard Guenther <rguenther@suse.de> + + * doc/install.texi (--enable-checking): Mention different + default for stage1. + (--enable-stage1-checking): Document. + +2009-01-01 Andrew Pinski <pinskia@gmail.com> + + PR middle-end/30142 + * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR + case to be an error. + +2009-01-02 Ben Elliston <bje@au.ibm.com> + + * config/fp-bit.h (pack_d): Constify argument. + * config/fp-bit.c (makenan): Constify return type. Remove casts. + (isnan): Constify argument. + (isinf): Likewise. + (iszero): Likewise. + (pack_d): Likewise. + (_fpadd_parts): Constify return type. + (_fpmul_parts): Likewise. + (_fpdiv_parts): Likewise. + +2009-01-01 Jakub Jelinek <jakub@redhat.com> + + PR c/36489 + * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only + warn about overwriting initializer with side-effects or + -Woverride-init if !IMPLICIT. + (output_init_element): Likewise. Pass IMPLICIT down to + add_pending_init. + (process_init_element): Add IMPLICIT argument. Pass it down + to output_init_element. + (push_init_element, pop_init_level, set_designator): Adjust + process_init_element callers. + (set_nonincremental_init, set_nonincremental_init_from_string): + Adjust add_pending_init callers. + (output_pending_init_elements): Adjust output_init_element callers. + * c-tree.h (process_init_element): Adjust prototype. + * c-parser.c (c_parser_initelt, c_parser_initval): Adjust + process_init_element callers. |