X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=gcc%2FChangeLog;h=c61b4cde606dbf4fa56278e2323de9dc9b2e3f93;hp=af401e7804f725775918ff94598e507d410b72b0;hb=7df298fee4f4320bc69d646de6bb1674ed3175bc;hpb=1c47b3e821b29e2adcda99cba59317133b2dd6f0 diff --git a/gcc/ChangeLog b/gcc/ChangeLog index af401e7804f..c61b4cde606 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,1621 @@ +2009-04-10 H.J. Lu + + PR middle-end/39701 + * common.opt (-fdelete-null-pointer-checks): Initialize to 1. + + * opts.c (decode_options): Don't set flag_delete_null_pointer_checks + here. + + * doc/invoke.texi: Update -fdelete-null-pointer-checks. + +2009-04-10 Chao-ying Fu + + * doc/tm.texi (Instruction Output): Document + TARGET_ASM_FINAL_POSTSCAN_INSN. + * target.h (final_postscan_insn): New field in asm_out. + * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define. + (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN. + * final.c (final_scan_insn): Call + targetm.asm_out.final_postscan_insn after outputting + an asm macro and a normal instruction. + + * config/mips/mips.h (FINAL_PRESCAN_INSN): New define. + * config/mips/mips-protos.h (mips_final_prescan_insn): Declare. + * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback. + (mips_final_prescan_insn, mips_final_postscan_insn): New functions. + (TARGET_ASM_FINAL_POSTSCAN_INSN): New define. + +2009-04-10 Paolo Bonzini + + PR middle-end/39701 + * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static + variables as non-NULL even with -fdelete-null-pointer-checks. + +2009-04-10 H.J. Lu + + * config/rs6000/darwin-vecsave.asm: Remove extra "*/". + +2009-04-09 H.J. Lu + + PR target/39678 + * config/i386/i386.c (classify_argument): Handle SCmode with + (bit_offset % 64) != 0. + +2009-04-09 Sandra Loosemore + + * doc/invoke.texi (Optimize Options): Add cross-reference to + -Q --help=optimizers examples. + +2009-04-10 Ben Elliston + + PR target/36800 + * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set + regalign for the reg == fpr and TDmode case. + +2009-04-09 David Ayers + + PR objc/29200 + * objc/objc-act.c (warn_with_method): Remove helper function. + (check_duplicates): Call warning and inform directly. + (really_start_method): Likewise. + +2009-04-09 Paolo Bonzini + + * expmed.c (expand_divmod): Always use a comparison for a division + by a large unsigned integer. + + * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls + for things others than variables or functions as nonzero. + +2009-04-09 Nick Clifton + + * 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/glibc-stdint.h: 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-trapv.c: 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/stdint-gcc.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 + + * 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. + * config/vax/linux.h: Likewise. + +2009-04-09 Paolo Bonzini + + * config/i386/i386.md (cmpcc): New. + * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG. + (sync_compare_and_swap_cc*): Delete. + + * config/s390/s390.c (s390_compare_emitted): Remove. + (s390_emit_compare): Handle MODE_CC s390_compare_op0 like + s390_compare_emitted used to be handled. Assert that modes match. + (s390_emit_compare_and_swap): Use s390_emit_compare, do not + refer to sync_compare_and_swap_ccsi. + * config/s390/s390.h (s390_compare_emitted): Remove. + * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0 + instead of s390_compare_emitted. + (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0 + instead of s390_compare_emitted. + * config/s390/s390.md (cmpcc): New. + (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber + CC_REGNUM, do not pretend it's set. + (sync_compare_and_swap_cc*): Delete. + * config/s390/predicates.md (cc_reg_operand): New. + + * expr.c (sync_compare_and_swap_cc): Delete. + * optabs.h (sync_compare_and_swap_cc): Delete. + * optabs.c (prepare_cmp_insn): Ignore which specific CCmode + is being used with can_compare_p. + (emit_cmp_and_jump_insn_1): Likewise when looking in the optab. + (find_cc_set): New. + (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc, + look for a MODE_CC set instead. Use emit_store_flag. + (expand_compare_and_swap_loop): Likewise, with some additional + complication to avoid a force_reg when useless. Use + emit_cmp_and_jump_insns. + * genopinit.c (optabs): Delete sync_compare_and_swap_cc. + * doc/md.texi (sync_compare_and_swap_cc): Merge with + sync_compare_and_swap documentation. + +2009-04-09 Jan Hubicka + + * except.c (find_prev_try): Break out from .... + (duplicate_eh_regions): ... here; properly update prev_try pointers + when duplication part of tree. + (dump_eh_tree): Improve dumping. + (verify_eh_region): New. + (verify_eh_tree): Use it. + +2009-04-06 Richard Guenther + + * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC + &ARRAY addresses by adjusting their types and prepending + a conversion. + * tree-cfg.c (verify_gimple_assign_single): Verify that + addresses are correct. + +2009-04-09 Richard Guenther + + * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant + indices into an array reference if possible. + * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars): + Fold POINTER_PLUS_EXPR statements with invariant address. + +2009-04-09 Alan Modra + + PR target/39634 + * config.gcc (powerpc64-*-linux*): Always build biarch. + +2009-04-09 Joseph Myers + + PR c/39613 + * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold + it and pedwarn if this results in an INTEGER_CST. + +2009-04-08 Kaveh R. Ghazi + + * doc/install.texi: Update minimum GMP version. Remove obsolete + text in MPFR section. + +2009-04-08 Jakub Jelinek + + * dwarf2out.c (class_scope_p): New static inline. + (class_or_namespace_scope_p): Use it. + (gen_variable_die): Use DW_TAG_member tag for static data member + declarations instead of DW_TAG_variable. + + PR middle-end/39573 + * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls + variables. + +2009-04-08 Richard Guenther + + * tree-ssa-sccvn.c (valueize_refs): Do not continue to + valueize random data. + +2009-04-08 David Edelsohn + + * config.gcc (aix tm_file): Add aix-stdint.h. + (aix tm clause use_gcc_stdint): Set to wrap. + * config/rs6000/aix-stdint.h: New file. + +2009-04-08 Richard Guenther + + PR middle-end/36291 + * tree-dfa.c (add_referenced_var): Do not recurse into + global initializers. + * tree-ssa-ccp.c (get_symbol_constant_value): Add newly + exposed variables. + (fold_const_aggregate_ref): Likewise. + +2009-04-08 Paolo Bonzini + + * recog.c (ordered_comparison_operator): New. + * gensupport.c (std_preds): Add it. + * doc/md.texi (Machine-Independent Predicates): Document it. + +2009-04-08 Jan Hubicka + + * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging. + * function.h (rtl_eh): Remove exception_handler_label_map. + * except.c (ehl_hash, ehl_eq, add_ehl_entry, + remove_exception_handler_label, for_each_eh_label_1): Remove. + (rtl_remove_unreachable_regions): Remove. + (convert_from_eh_region_ranges): Do not remove unreachable regions. + (find_exception_handler_labels): Don't build the hashtable. + (maybe_remove_eh_handler): Remove. + (for_each_eh_label): Rewrite to walk the tree. + (rest_of_handle_eh): Do not cleanup cfg prior EH construction. + * except.h (maybe_remove_eh_handler): Remove. + * passes.c (init_optimization_passes): Schedule second EH cleanup + before out-of-ssa. + * cfgrtl.c (rtl_delete_block, rtl_merge_blocks, + cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler. + +2009-04-08 Paolo Bonzini + + * genoutput.c (validate_optab_operands): New. + (gen_insn, gen_expand): Call it. + + * genflags.c (gen_insn): Detect misused iterators. + (main): Pass line_no to gen_insn, exit with status 1 on error. + + * genextract.c (line_no): Make global. + (VEC_safe_set_locstr): Change assertion to error message. + (main): Exit with status 1 on error. + +2009-04-08 Joseph Myers + + PR c/39614 + PR c/39673 + * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR, + C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST, + EXPR_INT_CONST_OPERANDS): Remove duplicate definitions. + * c-convert.c (convert): Do not call fold on results of conversion + functions when the result is a C_MAYBE_CONST_EXPR. + * c-parser.c (c_parser_postfix_expression): Do not fold condition + of __builtin_choose_expr. + * c-typeck.c (remove_c_maybe_const_expr): New. + (build_unary_op, build_conditional_expr, build_compound_expr, + build_binary_op, c_objc_common_truthvalue_conversion): Call + remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with + integer operands. + +2009-04-08 Bingfeng Mei + + * fold-const.c (const_binop): Combine two VECTOR_CST under operation + CODE to produce a new one. Add a prototype to use fold_convert_const + +2009-04-08 Danny Smith + + PR bootstrap/39660 + * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't + mix declarations and code. + +2009-04-08 Ben Elliston + + * gcc.c: Replace `CC' with `GCC' throughout. + +2009-04-07 H.J. Lu + + * doc/invoke.texi: Document Atom support. + +2009-04-07 Jason Merrill + + PR c++/25185 + * c-common.h, c-common.c: Add flag_pretty_templates. + * c-opts.c (c_common_handle_option): Set it. + * c.opt: Add -fno-pretty-templates. + * doc/invoke.texi (C++ Dialect Options): Likewise. + +2009-04-07 Uros Bizjak + + * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ. + (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ. + (ia64_expand_builtin): Likewise. + +2009-04-07 Martin Jambor + + * tree-ssa-alias.c (refs_may_alias_p_1): Check for + is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant + ADDR_EXPRS are include too. + +2009-04-07 Richard Guenther + + * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased + decls are only used if passes as parameters or if they are + local statics and the call is not to a builtin. + (call_may_clobber_ref_p_1): Likewise. + +2009-04-07 Paolo Bonzini + + * expr.c (do_store_flag): Remove last argument. Simplify code + to avoid duplication of tests already done by can_compare_p. + (expand_expr_real_1): Adjust caller. + +2009-04-07 Paolo Bonzini + + * optabs.c (can_compare_p): Test the predicate of a + cbranch and cstore pattern. + +2009-04-07 Paolo Bonzini + + * expr.c (convert_move): Use emit_store_flag instead of + "emulating" it. + +2009-04-07 Paolo Bonzini + + * config/i386/i386.c (ix86_compare_emitted): Remove. + (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC + ix86_compare_op0 like ix86_compare_emitted used to be handled. + * config/i386/i386.h (ix86_compare_emitted): Remove. + * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0 + instead of ix86_compare_emitted. + * config/i386/sync.md (sync_compare_and_swap_cc): Likewise. + +2009-04-07 Andrew Stubbs + + * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file. + Add t-sysroot-suffix to tmake_file. + * config/print-sysroot-suffix.sh: New file. + * config/t-sysroot-suffix: New file. + +2009-04-07 Ben Elliston + + * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf, + as the latter produces a warning when the target does not support + infinity. + +2009-04-07 Ben Elliston + + * dfp.c: Replace type punning assignments with memcpy throughout. + * Makefile.in (dfp.o-warn): Remove. + +2009-04-07 Alan Modra + + PR target/39634 + * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*. + Include soft-fp/t-softfp after rs6000/t-linux64. + +2009-04-06 Eric Botcazou + + * stor-layout.c (set_sizetype): Use the full precision of their + machine mode for bitsize types. + +2009-04-06 H.J. Lu + + * config/i386/i386.md: Revert 2 accidental checkins. + +2009-04-06 Joey Ye + Xuepeng Guo + H.J. Lu + + Atom pipeline model, tuning and insn selection. + * config.gcc (atom): Add atom config options and target. + + * config/i386/atom.md: New. + + * config/i386/i386.c (atom_cost): New cost. + (m_ATOM): New macro flag. + (initial_ix86_tune_features): Set m_ATOM. + (x86_accumulate_outgoing_args): Likewise. + (x86_arch_always_fancy_math_387): Likewise. + (processor_target): Add Atom cost. + (cpu_names): Add Atom cpu name. + (override_options): Set Atom ISA. + (ix86_issue_rate): New case PROCESSOR_ATOM. + (ix86_adjust_cost): Likewise. + + * config/i386/i386.h (TARGET_ATOM): New target macro. + (ix86_tune_indices): Add X86_TUNE_OPT_AGU. + (TARGET_OPT_AGU): New target option. + (target_cpu_default): Add TARGET_CPU_DEFAULT_atom. + (processor_type): Add PROCESSOR_ATOM. + + * config/i386/i386.md (cpu): Add new value "atom". + (use_carry, movu): New attr. + (atom.md): Include atom.md. + (adddi3_carry_rex64): Set attr "use_carry". + (addqi3_carry): Likewise. + (addhi3_carry): Likewise. + (addsi3_carry): Likewise. + (*addsi3_carry_zext): Likewise. + (subdi3_carry_rex64): Likewise. + (subqi3_carry): Likewise. + (subhi3_carry): Likewise. + (subsi3_carry): Likewise. + (x86_movdicc_0_m1_rex64): Likewise. + (*x86_movdicc_0_m1_se): Likewise. + (x86_movsicc_0_m1): Likewise. + (*x86_movsicc_0_m1_se): Likewise. + (*adddi_1_rex64): Emit add insn as much as possible. + (*addsi_1): Likewise. + (return_internal): Set atom_unit. + (return_internal_long): Likewise. + (return_pop_internal): Likewise. + (*rcpsf2_sse): Set atom_sse_attr attr. + (*qrt2_sse): Likewise. + (*prefetch_sse): Likewise. + + * config/i386/i386-c.c (ix86_target_macros_internal): New case + PROCESSOR_ATOM. + (ix86_target_macros_internal): Likewise. + + * config/i386/sse.md (cpu): Set attr "atom_sse_attr". + (*prefetch_sse_rex): Likewise. + (sse_rcpv4sf2): Likewise. + (sse_vmrcpv4sf2): Likewise. + (sse_sqrtv4sf2): Likewise. + (_vmsqrt2): Likewise. + (sse_ldmxcsr): Likewise. + (sse_stmxcsr): Likewise. + (*sse_sfence): Likewise. + (sse2_clflush): Likewise. + (*sse2_mfence): Likewise. + (*sse2_lfence): Likewise. + (avx_movup): Set attr "movu". + (_movup): Likewise. + (avx_movdqu): Likewise. + (avx_lddqu): Likewise. + (sse2_movntv2di): Change attr "type" to "ssemov". + (sse2_movntsi): Likewise. + (rsqrtv8sf2): Change attr "type" to "sseadd". + (sse3_addsubv2df3): Set attr "atom_unit". + (sse3_hv4sf3): Likewise. + (*sse2_pmaddwd): Likewise. + (*vec_extractv2di_1_rex64): Likewise. + (*vec_extractv2di_1_avx): Likewise. + (sse2_psadbw): Likewise. + (ssse3_phaddwv8hi3): Likewise. + (ssse3_phaddwv4hi3): Likewise. + (ssse3_phadddv4si3): Likewise. + (ssse3_phadddv2si3): Likewise. + (ssse3_phaddswv8hi3): Likewise. + (ssse3_phaddswv4hi3): Likewise. + (ssse3_phsubwv8hi3): Likewise. + (ssse3_phsubwv4hi3): Likewise. + (ssse3_phsubdv4si3): Likewise. + (ssse3_phsubdv2si3): Likewise. + (ssse3_phsubswv8hi3): Likewise. + (ssse3_phsubswv4hi3): Likewise. + (ssse3_pmaddubsw128): Likewise. + (sse3_pmaddubsw: Likewise. + (ssse3_palignrti): Likewise. + (ssse3_palignrdi): Likewise. + +2009-04-06 Gerald Pfeifer + + * doc/install.texi (Specific): Fix two cross-references to MinGW. + +2009-04-06 Richard Guenther + + PR tree-optimization/28868 + * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track + of which PHI results we inserted. + (insert_into_preds_of_block): Record inserted PHIs. + (eliminate): Eliminate redundant PHI nodes. + (init_pre): Init inserted_phi_names. + +2009-04-06 Richard Guenther + + PR tree-optimization/39643 + * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and + IMAGPART_EXPRs of complex constants. + (execute_fold_all_builtins): If we folded a call queue + TODO_update_address_taken. + +2009-04-06 Jan Hubicka + + PR middle-end/39659 + * except.c (remove_unreachable_regions): Propagate may_contain_throw + flag. + +2009-04-06 Andrew Stubbs + + * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the + delay slot. + (ic_invalidate_array): Likewise. + +2009-04-06 Hariharan Sandanagobalane + + * calls.c (emit_library_call_value_1): Fix a problem with parameter + alignment for library calls. + +2009-04-06 Danny Smith + + * config.gcc (mingw32 tm_file): Add mingw-stdint.h. + (mingw32 tm clause use_gcc_stdint): Set to wrap. + * config/i386/mingw-stdint.h: New file. + +2009-04-05 Richard Guenther + + PR tree-optimization/39648 + * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around + our &A vs. &A[0] IL deficiencies. + +2009-04-04 Jan Hubicka + + * except.c (sjlj_find_directly_reachable_regions): Be ready for + removed toplevel regions. + (sjlj_mark_call_sites): Likewise. + +2009-04-04 Dave Korn + + * config.gcc (cygwin tm_file): Add cygwin-stdint.h. + (cygwin tm clause use_gcc_stdint): Set to wrap. + * config/i386/cygwin-stdint.h: New file. + +2009-04-04 Richard Guenther + + * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency. + * tree-ssa-copy.c (init_copy_prop): Do not propagate through + single-argument PHIs if we are in loop-closed SSA form. + * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards + for the pre-condition. + (slpeel_tree_peel_loop_to_edge): Likewise. + (vect_build_loop_niters): Take an optional sequence to append stmts. + (vect_generate_tmps_on_preheader): Likewise. + (vect_do_peeling_for_loop_bound): Take extra guards for the + pre-condition. + (vect_do_peeling_for_alignment): Adjust. Unconditionally apply + the cost model check. + (vect_loop_versioning): Take stmt and stmt list to put pre-condition + guards if we are going to peel. Do not apply versioning in that case. + * tree-vectorizer.h (vect_loop_versioning): Adjust declaration. + (vect_do_peeling_for_loop_bound): Likewise. + * tree-vect-loop.c (vect_transform_loop): If we are peeling for + loop bound only record extra pre-conditions, do not apply loop + versioning. + +2009-04-04 Richard Guenther + + * tree-ssa-operands.c (pop_stmt_changes): Remove automatic + renaming code. + +2009-04-04 Jan Hubicka + + * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use + last_basic_block for size of bb->index indexed array. + * bt-load.c (compute_defs_uses_and_gen, compute_kill, + compute_out, link_btr_uses, build_btr_def_use_webs, + build_btr_def_use_webs, migrate_btr_defs): Likewise. + +2009-04-04 Jan Hubicka + + * except.c (remove_eh_handler_and_replace): Break out from ... + (remove_eh_handler): ... here. + (bring_to_root): New function. + (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime + handled ones, bring others to root of tree. + +2009-04-04 Jan Hubicka + + * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully. + (all_phis_safe_to_merge): New function. + (update_info): New structure. + (make_eh_edge_and_update_phi, update_eh_edges): New functions. + (cleanup_empty_eh): Update SSA if possible. + +2009-04-04 Richard Guenther + + * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs. + * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0. + (append_vuse): Likewise. + +2009-04-04 Jakub Jelinek + + * 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. + +2009-04-04 Richard Earnshaw + + 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 Richard Guenther + + PR tree-optimization/8781 + PR tree-optimization/37892 + * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare. + * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function. + (valueize_refs): Call it for *& valueizations. + (shared_reference_ops_from_ref): Rename to ... + (valueize_shared_reference_ops_from_ref): ... this and valueize. + (shared_reference_ops_from_call): Rename to ... + (valueize_shared_reference_ops_from_call): ... this and valueize. + (vn_reference_lookup): Update. + (visit_reference_op_call): Likewise. + * tree-ssa-pre.c (phi_translate_1): Fold *&. + (eliminate): Value-replace the call address in call statements. + +2009-04-04 Richard Guenther + + PR tree-optimization/39636 + * tree-ssa-forwprop.c + (forward_propagate_addr_into_variable_array_index): Check for + GIMPLE_ASSIGN before accessing the rhs code. + +2009-04-03 Jason Merrill + + * stor-layout.c (set_sizetype): Set TYPE_CANONICAL. + +2009-04-03 Steve Ellcey + + * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2, + truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2, + fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2, + floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2, + fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal, + smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf, + divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal, + umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2, + *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4, + *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr, + adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2, + smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc, + *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf, + *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3, + sqrtxf2, sqrtxf2_internal_thr, *recip_approx): + Use fr_reg_or_fp01_operand instead of fr_register_operand + + * config/ia64/div.md (extendrf2, truncrf2, + recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat, + divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto. + +2009-04-03 Vladimir Makarov + + PR rtl-optimization/39607 + PR rtl-optimization/39631 + + Revert: + + 2009-03-30 Vladimir Makarov + * reload.c (push_reload, find_dummy_reload): Use df_get_live_out + instead of DF_LR_OUT. + * ira-lives.c (process_bb_node_lives): Ditto. + * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in} + instead of DF_LR_{OUT,IN}. + * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto. + * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto. + +2009-04-03 Steven Bosscher + + * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp. + (execute_lower_omp): Always run but take the short way out if -fopenmp + is not given. + (gate_lower_omp): Remove, forcing the pass manager to always run the + pass and always set PROP_gimple_lomp. + (pass_lower_omp): Remove gate function. + * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide + PROP_trees. Instead, require it. + * ipa-cp.c (pass_ipa_cp): Likewise. + * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg. + (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem. + * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg + and PROP_gimple_leh. + +2009-04-03 Richard Guenther + + PR middle-end/13146 + PR tree-optimization/23940 + PR tree-optimization/33237 + PR middle-end/33974 + PR middle-end/34093 + PR tree-optimization/36201 + PR tree-optimization/36230 + PR tree-optimization/38049 + PR tree-optimization/38207 + PR tree-optimization/38230 + PR tree-optimization/38301 + PR tree-optimization/38585 + PR middle-end/38895 + PR tree-optimization/38985 + PR tree-optimization/39299 + * tree-ssa-structalias.h: Remove. + * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p. + (NULL_DEF_OPERAND_P): Make of type def_operand_p. + (struct vuse_element_d): Remove. + (struct vuse_vec_d): Likewise. + (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC, + VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR, + SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR, + VUSE_ELEMENT_VAR): Likewise. + (struct voptype_d): Likewise. + (NUM_VOP_FREE_BUCKETS): Likewise. + (struct ssa_operands): Remove vop_free_buckets and mpt_table fields. + (struct stmt_operands_d): Remove. + (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT, + VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP, + VDEF_NUM, VDEF_VECT): Likewise. + (copy_virtual_operands): Remove. + (operand_build_cmp): Likewise. + (create_ssa_artificial_load_stmt): Likewise. + (enum ssa_op_iter_type): Remove ssa_op_iter_vdef. + (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm + vuse_index and mayuse_index members. Pack and move done and iter_type + members to the front. + (SSA_OP_VMAYUSE): Remove. + (SSA_OP_VIRTUAL_USES): Adjust. + (FOR_EACH_SSA_VDEF_OPERAND): Remove. + (unlink_stmt_vdef): Declare. + (add_to_addressable_set): Remove. + * tree-vrp.c (stmt_interesting_for_vrp): Adjust. + (vrp_visit_stmt): Likewise. + * doc/tree-ssa.texi (Alias analysis): Update. + * doc/invoke.texi (max-aliased-vops): Remove docs. + (avg-aliased-vops): Likewise. + * tree-into-ssa.c (syms_to_rename): Remove. + (need_to_update_vops_p): Likewise. + (need_to_initialize_update_ssa_p): Rename to ... + (update_ssa_initialized_fn): ... this. Track function we are + initialized for. + (symbol_marked_for_renaming): Simplify. + (add_new_name_mapping): Do not set need_to_update_vops_p. + (dump_currdefs): Use SYMS_TO_RENAME. + (rewrite_update_stmt): Always walk all uses/defs. + (dump_update_ssa): Adjust. + (init_update_ssa): Take function argument. Track what we are + initialized for. + (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn. + (create_new_def_for): Initialize for cfun, assert we are initialized + for cfun. + (mark_sym_for_renaming): Simplify. + (mark_set_for_renaming): Do not initialize update-ssa. + (need_ssa_update_p): Simplify. Take function argument. + (name_mappings_registered_p): Assert we ask for the correct function. + (name_registered_for_update_p): Likewise. + (ssa_names_to_replace): Likewise. + (release_ssa_name_after_update_ssa): Likewise. + (update_ssa): Likewise. Use SYMS_TO_RENAME. + (dump_decl_set): Do not print a newline. + (debug_decl_set): Do it here. + (dump_update_ssa): And here. + * tree-ssa-loop-im.c (move_computations): Adjust. + (movement_possibility): Likewise. + (determine_max_movement): Likewise. + (gather_mem_refs_stmt): Likewise. + * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG + or NAME_MEMORY_TAG. + * tree-complex.c (update_all_vops): Remove. + (expand_complex_move): Adjust. + * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE. + Simplify test for memory referencing statement. Exclude + non-invariant ADDR_EXPRs. + * tree-pretty-print.c (dump_generic_node): Do not handle memory tags. + * tree-loop-distribution.c (generate_memset_zero): Adjust. + (rdg_flag_uses): Likewise. + * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag + related code. + (tree_optimize_tail_calls_1): Also split the + edge from the entry block if we have degenerate PHI nodes in + the first basic block. + * tree.c (init_ttree): Remove memory-tag related code. + (tree_code_size): Likewise. + (tree_node_structure): Likewise. + (build7_stat): Re-write to be build6_stat. + * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove. + (SSA_VAR_P): Adjust. + (struct tree_memory_tag): Remove. + (struct tree_memory_partition_tag): Likewise. + (union tree_node): Adjust. + (build7): Re-write to be build6. + * tree-pass.h (pass_reset_cc_flags): Remove. + (TODO_update_address_taken): New flag. + (pass_simple_dse): Remove. + * ipa-cp.c (ipcp_update_callgraph): Update SSA form. + * params.h (MAX_ALIASED_VOPS): Remove. + (AVG_ALIASED_VOPS): Likewise. + * omp-low.c (expand_omp_taskreg): Update SSA form. + * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs + aliases the lhs in a copy stmt. + * tree-ssa-dse.c (struct address_walk_data): Remove. + (memory_ssa_name_same): Likewise. + (memory_address_same): Likewise. + (get_kill_of_stmt_lhs): Likewise. + (dse_possible_dead_store_p): Simplify, use the oracle. Handle + unused stores. Look through PHI nodes into post-dominated regions. + (dse_optimize_stmt): Simplify. Properly remove stores. + (tree_ssa_dse): Compute dominators. + (execute_simple_dse): Remove. + (pass_simple_dse): Likewise. + * ipa-reference.c (scan_stmt_for_static_refs): Open-code + gimple_loaded_syms and gimple_stored_syms computation. + * toplev.c (dump_memory_report): Dump alias and pta stats. + * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify. + (vn_reference_eq): Likewise. + (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec, + copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt, + valueize_vuses): Remove. + (get_def_ref_stmt_vuses): Simplify. Rename to ... + (get_def_ref_stmt_vuse): ... this. + (vn_reference_lookup_2): New function. + (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for + walking equivalent vuses. Simplify. + (vn_reference_lookup): Likewise. + (vn_reference_insert): Likewise. + (vn_reference_insert_pieces): Likewise. + (visit_reference_op_call): Simplify. + (visit_reference_op_load): Likewise. + (visit_reference_op_store): Likewise. + (init_scc_vn): Remove shared_lookup_vuses initialization. + (free_scc_vn): Remove shared_lookup_vuses freeing. + (sort_vuses, sort_vuses_heap): Remove. + (get_ref_from_reference_ops): Export. + * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses + vector with single vuse pointer. + (vn_reference_lookup_pieces, vn_reference_lookup, + vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes. + (shared_vuses_from_stmt): Remove. + (get_ref_from_reference_ops): Declare. + * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust. + * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove + memory-tag related code. + * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code. + (likely_value): Add comment, skip static-chain of call statements. + (surely_varying_stmt_p): Adjust. + (gimplify_and_update_call_from_tree): Likewise. + (execute_fold_all_builtins): Do not rebuild alias info. + (gimplify_and_update_call_from_tree): Properly update VOPs. + * tree-ssa-loop-ivopts.c (get_ref_tag): Remove. + (copy_ref_info): Remove memory-tag related code. + * tree-call-cdce.c (tree_call_cdce): Rename the VOP. + * ipa-pure-const.c (check_decl): Remove memory-tag related code. + (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms + computation. + * tree-ssa-dom.c (gimple_p): Remove typedef. + (eliminate_redundant_computations): Adjust. + (record_equivalences_from_stmt): Likewise. + (avail_expr_hash): Likewise. + (avail_expr_eq): Likewise. + * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs. + (stmt_makes_single_load): Likewise. + (stmt_makes_single_store): Likewise. + * tree-ssa-alias.c: Rewrite completely. + (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats, + debug_mem_sym_stats, dump_mem_sym_stats_for_var, + debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt, + delete_mem_ref_stats, create_tag_raw, dump_points_to_info, + dump_may_aliases_for, debug_may_aliases_for, new_type_alias): + Remove public functions. + (pass_reset_cc_flags): Remove. + (pass_build_alias): Move ... + * tree-ssa-structalias.c (pass_build_alias): ... here. + * tree-ssa-alias.c (may_be_aliased): Move ... + * tree-flow-inline.h (may_be_aliased): ... here. + tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs, + count_uses_and_derefs): Move ... + * gimple.c: ... here. + * gimple.h (count_uses_and_derefs): Declare. + * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p, + ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p, + same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p, + indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p, + ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p, + call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until, + get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs): + New functions. + * tree-dfa.c (refs_may_alias_p): Move ... + * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend. + * tree-ssa-alias.h: New file. + * tree-ssa-sink.c (is_hidden_global_store): Adjust. + (statement_sink_location): Likewise. + * opts.c (decode_options): Do not adjust max-aliased-vops or + avg-aliased-vops values. + * timevar.def (TV_TREE_MAY_ALIAS): Remove. + (TV_CALL_CLOBBER): Likewise. + (TV_FLOW_SENSITIVE): Likewise. + (TV_FLOW_INSENSITIVE): Likewise. + (TV_MEMORY_PARTITIONING): Likewise. + (TV_ALIAS_STMT_WALK): New timevar. + * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust. + * tree-ssa-address.c (create_mem_ref_raw): Use build6. + (get_address_description): Remove memory-tag related code. + * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust. + * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove. + * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs + and immediate uses in statements. Document. + * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust. + (dump_symbols): Remove. + (dump_gimple_mem_ops): Do not dump loaded or stored syms. + * alias.c (get_deref_alias_set): New function split out from ... + (get_alias_set): ... here. + * alias.h (get_deref_alias_set): Declare. + * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused + type parameter. Remove restrict pointer handling. Create a + ref-all pointer in case type-based alias sets do not conflict. + (vect_analyze_data_refs): Remove SMT related code. + * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert. + (vectorizable_load): Likewise. + * tree-data-ref.h (struct dr_alias): Remove symbol_tag field. + (DR_SYMBOL_TAG, DR_VOPS): Remove. + * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle. + Ignore vops and SMTs. + (dr_analyze_alias): Likewise.. + (free_data_ref): Likewise. + (create_data_ref): Likewise. + (analyze_all_data_dependences): Likewise. + (get_references_in_stmt): Adjust. + * tree-flow-inline.h (gimple_aliases_computed_p, + gimple_addressable_vars, gimple_call_clobbered_vars, + gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition, + factoring_name_p, mark_call_clobbered, clear_call_clobbered, + compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag, + gimple_mem_ref_stats): Remove. + (gimple_vop): New function. + (op_iter_next_use): Remove vuses and mayuses cases. + (op_iter_next_def): Remove vdefs case. + (op_iter_next_tree): Remove vuses, mayuses and vdefs cases. + (clear_and_done_ssa_iter): Do not set removed fields. + (op_iter_init): Likewise. Skip vuse and/or vdef if requested. + Assert we are not iterating over vuses or vdefs if not also + iterating over uses or defs. + (op_iter_init_use): Likewise. + (op_iter_init_def): Likewise. + (op_iter_next_vdef): Remove. + (op_iter_next_mustdef): Likewise. + (op_iter_init_vdef): Likewise. + (compare_ssa_operands_equal): Likewise. + (link_use_stmts_after): Handle vuse operand. + (is_call_used): Use is_call_clobbered. + (is_call_clobbered): Global variables are always call clobbered, + query the call-clobbers bitmap. + (mark_call_clobbered): Ignore global variables. + (clear_call_clobbered): Likewise. + * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust + virtual operands sanity check. + * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG): + Remove. + (TARGET_MEM_REF): Remove TMR_TAG operand. + * tree-dfa.c (add_referenced_var): Initialize call-clobber state. + Remove call-clobber related code. + (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag. + (dump_variable): Do not dump SMTs, memory stats, may-aliases or + partitions or escape reason. + (get_single_def_stmt, get_single_def_stmt_from_phi, + get_single_def_stmt_with_phi): Remove. + (dump_referenced_vars): Tidy. + (get_ref_base_and_extent): Allow bare decls. + (collect_dfa_stats): Adjust. + * graphite.c (rename_variables_in_stmt): Adjust. + (graphite_copy_stmts_from_block): Likewise. + (translate_clast): Likewise. + * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap. + (EXPR_DIES): New. + (translate_vuse_through_block): Use the oracle. + (phi_translate_1): Adjust. + (value_dies_in_block_x): Use the oracle. Cache the outcome + in EXPR_DIES. + (valid_in_sets): Check if the VUSE for + a REFERENCE is available. + (eliminate): Do not remove stmts during elimination, + instead queue and remove them afterwards. + (do_pre): Do not rebuild alias info. + (pass_pre): Run TODO_rebuild_alias before PRE. + * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code. + * tree-sra.c (sra_walk_function): Use gimple_references_memory_p. + (mark_all_v_defs_stmt): Remove. + (mark_all_v_defs_seq): Adjust. + (sra_replace): Likewise. + (scalarize_use): Likewise. + (scalarize_copy): Likewise. + (scalarize_init): Likewise. + (scalarize_ldst): Likewise. + (todoflags): Remove. + (tree_sra): Do not rebuild alias info. + (tree_sra_early): Adjust. + (pass_sra): Run TODO_update_address_taken before SRA. + * tree-predcom.c (set_alias_info): Remove. + (prepare_initializers_chain): Do not call it. + (mark_virtual_ops_for_renaming): Adjust. + (mark_virtual_ops_for_renaming_list): Remove. + (initialize_root_vars): Adjust. + (initialize_root_vars_lm): Likewise. + (prepare_initializers_chain): Likewise. + * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code. + (may_propagate_copy_into_stmt): Likewise. + (merge_alias_info): Do nothing for now. + (propagate_tree_value_into_stmt): Adjust. + (stmt_may_generate_copy): Likewise. + * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do + not mark symbols for renaming. + (forward_propagate_addr_expr): Match up push/pop_stmt_changes + with the same statement, make sure to update the new pointed-to one. + * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy + call statements, do not mark symbols for renaming. + (mark_operand_necessary): Dump something. + (ref_may_be_aliased): New function. + (mark_aliased_reaching_defs_necessary_1): New helper function. + (mark_aliased_reaching_defs_necessary): Likewise. + (mark_all_reaching_defs_necessary_1): Likewise. + (mark_all_reaching_defs_necessary): Likewise. + (propagate_necessity): Do not process virtual PHIs. For + non-aliased loads mark all reaching definitions as necessary. + For aliased loads and stores mark the immediate dominating + aliased clobbers as necessary. + (visited): New global static. + (perform_tree_ssa_dce): Free visited bitmap after propagating + necessity. + (remove_dead_phis): Perform simple dead virtual PHI removal. + (remove_dead_stmt): Properly unlink virtual operands when + removing stores. + (eliminate_unnecessary_stmts): Schedule PHI removal after + stmt removal. + * tree-ssa-ter.c (is_replaceable_p): Adjust. + (process_replaceable): Likewise. + (find_replaceable_in_bb): Likewise. + * tree-ssa.c (verify_ssa_name): Verify all VOPs are + based on the single gimple vop. + (verify_flow_insensitive_alias_info): Remove. + (verify_flow_sensitive_alias_info): Likewise. + (verify_call_clobbering): Likewise. + (verify_memory_partitions): Likewise. + (verify_alias_info): Likewise. + (verify_ssa): Adjust.. + (execute_update_addresses_taken): Export. Update SSA + manually. Optimize only when optimizing. Use a local bitmap. + (pass_update_address_taken): Remove TODO_update_ssa, add + TODO_dump_func. + (pass_update_address_taken): Just use TODO_update_address_taken. + (init_tree_ssa): Do not initialize addressable_vars. + (verify_ssa): Verify new VUSE / VDEF properties. + Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT. + Do not call verify_alias_info. + (delete_tree_ssa): Clear the VUSE, VDEF operands. + Do not free the loaded and stored syms bitmaps. Reset the escaped + and callused solutions. Do not free addressable_vars. + Remove memory-tag related code. + (warn_uninitialized_var): Aliases are always available. + * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust. + * lambda-code.c (can_put_in_inner_loop): Adjust. + (can_put_after_inner_loop): Likewise. + (perfect_nestify): Likewise. + * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust. + (vect_gen_widened_results_half): Remove CALL_EXPR handling. + (vectorizable_conversion): Do not mark symbols for renaming. + * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF. + (expand_call_inline): Unlink the calls virtual operands before + replacing it. + (tree_function_versioning): Do not call update_ssa if we are not + updating clones. Simplify. + * tree-ssa-phiprop.c (phivn_valid_p): Adjust. + (propagate_with_phi): Likewise.. + * tree-outof-ssa.c (create_temp): Remove memory tag and call + clobber code. Assert we are not aliased or global. + * tree-flow.h: Include tree-ssa-alias.h + (enum escape_type): Remove. + (struct mem_sym_stats_d): Likewise. + (struct mem_ref_stats_d): Likewise. + (struct gimple_df): Add vop member. Remove global_var, + call_clobbered_vars, call_used_vars, addressable_vars, + aliases_compted_p and mem_ref_stats members. Add syms_to_rename, + escaped and callused members. + (struct ptr_info_def): Remove all members, add points-to solution + member pt. + (struct var_ann_d): Remove in_vuse_list, in_vdef_list, + call_clobbered, escape_mask, mpt and symbol_mem_tag members. + * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h. + (tree-ssa-structalias.o): Remove tree-ssa-structalias.h. + (tree-ssa-alias.o): Likewise. + (toplev.o): Add tree-ssa-alias.h + (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h. + * gimple.c (gimple_set_bb): Fix off-by-one error. + (is_gimple_reg): Do not handle memory tags. + (gimple_copy): Also copy virtual operands. + Delay updating the statement. Do not reset loaded and stored syms. + (gimple_set_stored_syms): Remove. + (gimple_set_loaded_syms): Likewise. + (gimple_call_copy_skip_args): Copy the virtual operands + and mark the new statement modified. + * tree-ssa-structalias.c (may_alias_p): Remove. + (set_uids_in_ptset): Take the alias set to prune with as + parameter. Fold in the alias test of may_alias_p. + (compute_points_to_sets): Compute whether a ptr is dereferenced + in a local sbitmap. + (process_constraint): Deal with &ANYTHING on the lhs, reject all + other ADDRESSOF constraints on the lhs. + (get_constraint_for_component_ref): Assert that we don't get + ADDRESSOF constraints from the base of the reference. + Properly generate UNKNOWN_OFFSET for DEREF if needed. + (struct variable_info): Remove collapsed_to member. + (get_varinfo_fc): Remove. + (new_var_info): Do not set collapsed_to. + (dump_constraint): Do not follow cycles. + (dump_constraint_graph): Likewise. + (build_pred_graph): Likewise. + (build_succ_graph): Likewise. + (rewrite_constraints): Likewise. + (do_simple_structure_copy): Remove. + (do_rhs_deref_structure_copy): Remove. + (do_lhs_deref_structure_copy): Remove. + (collapse_rest_of_var): Remove. + (do_structure_copy): Re-implement. + (pta_stats): New global variable. + (dump_pta_stats): New function. + (struct constraint_expr): Make offset signed. + (UNKNOWN_OFFSET): Define special value. + (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN. + (solution_set_expand): New helper function split out from ... + (do_sd_constraint): ... here. + (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets. + (do_ds_constraint): Likewise. + (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED + and CALLUSED = *CALLUSED. + (set_union_with_increment): Make inc argument signed. + (type_safe): Remove. + (get_constraint_for_ptr_offset): Handle unknown and negative + constant offsets. + (first_vi_for_offset): Handle offsets before start. Bail + out early for offsets beyond the variable extent. + (first_or_preceding_vi_for_offset): New function. + (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint. + Together with ESCAPED = *ESCAPED this properly computes reachability. + (find_what_var_points_to): New function. + (find_what_p_points_to): Implement in terms of find_what_var_points_to. + (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global, + pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1, + pt_solutions_intersect): New functions. + (compute_call_used_vars): Remove. + (compute_may_aliases): New main entry into PTA computation. + * gimple.h (gimple_p): New typedef. + (struct gimple_statement_base): Remove references_memory_p. + (struct gimple_statement_with_memory_ops_base): Remove + vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse + members. + (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops, + gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms, + gimple_set_references_memory): Remove. + (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef, + gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef): + New functions. + * tree-cfg.c (move_block_to_fn): Fix off-by-one error. + (verify_expr): Allow RESULT_DECL. + (gimple_duplicate_bb): Do not copy virtual operands. + (gimple_duplicate_sese_region): Adjust. + (gimple_duplicate_sese_tail): Likewise. + (mark_virtual_ops_in_region): Remove. + (move_sese_region_to_fn): Do not call it. + * passes.c (init_optimization_passes): Remove pass_reset_cc_flags + and pass_simple_dse. + (execute_function_todo): Handle TODO_update_address_taken, + call execute_update_addresses_taken for TODO_rebuild_alias. + (execute_todo): Adjust. + (execute_one_pass): Init dump files early. + * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars + call-clobbered. + (create_general_new_stmt): Clear vops. + * tree-ssa-reassoc.c (get_rank): Adjust. + * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark + symbols for renaming. + * params.def (PARAM_MAX_ALIASED_VOPS): Remove. + (PARAM_AVG_ALIASED_VOPS): Likewise. + * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME. + (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps. + * tree-ssa-operands.c: Simplify for new virtual operand representation. + (operand_build_cmp, copy_virtual_operands, + create_ssa_artificial_load_stmt, add_to_addressable_set, + gimple_add_to_addresses_taken): Remove public functions. + (unlink_stmt_vdef): New function. + +2009-04-03 Alan Modra + + * config.gcc (powerpc-*-linux*): Merge variants. + +2009-04-02 Chao-ying Fu + James Grosbach + + * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc, + num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset, + cop0_sp_offset. + (machine_function): Add interrupt_handler_p, use_shadow_register_set_p, + keep_interrupts_masked_p, use_debug_exception_return_p. + (mips_attribute_table): Add interrupt, use_shadow_register_set, + keep_interrupts_masked, use_debug_exception_return. + (mips_interrupt_type_p, mips_use_shadow_register_set_p, + mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p): + New functions. + (mips_function_ok_for_sibcall): Return false for interrupt handlers. + (mips_print_operand): Process COP0 registers to print $0 .. $31 + correctly for GAS to process. + (mips_interrupt_extra_call_saved_reg_p): New function. + (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check + extra registers. + (mips_cfun_might_clobber_call_saved_reg_p): Likewise. + (mips_compute_frame_info): Add supports for interrupt context that + includes doubleword accumulators and COP0 registers. + (mips_for_each_saved_acc): New function. + (mips_for_each_saved_gpr_and_fpr): Change the function name from + mips_for_each_saved_reg. + (mips_save_reg): Save accumulators. + (mips_kernel_reg_p): A new for_each_rtx callback. + (mips_expand_prologue): Support interrupt handlers. + (mips_restore_reg): Restore accumulators. + (mips_expand_epilogue): Support interrupt handlers. + (mips_can_use_return_insn): Return false for interrupt handlers. + (mips_epilogue_uses): New function. + * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI, + UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC. + (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr, + cop0_move): New instructions. + * config/mips/mips-protos.h (mips_epilogue_uses): Declare. + * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New + defines. + (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM): + New defines. + (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines. + (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For + interrupt handlers, we use K0 as the temporary register. + (EPILOGUE_USES): Change to a function call. + * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt + handlers, we use K0 as the temporary register. + + * doc/extend.texi (Function Attributes): Document interrupt, + use_shadow_register_set, keep_interrupts_masked, + use_debug_exception_return for MIPS attributes. + +2009-04-03 Alan Modra + + * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file. + Remove a number of t-files from tmake_file. + * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype. + * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define. + * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set + target_prototype, not TARGET_PROTOTYPE. + (LINK_OS_GNU_SPEC): Define. + * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S + and darwin-ldoubdle.c. + +2009-04-02 Michael Meissner + + PR driver/39293 + * gcc.c (save_temps_flag): Add support for -save-temps=obj. + (cpp_options): Ditto. + (default_compilers): Ditto. + (display_help): Ditto. + (process_command): Ditto. + (do_spec_1): Ditto. + (set_input): Use lbasename instead of duplicate code. + (save_temps_prefix): New static for -save-temps=obj. + (save_temps_length): Ditto. + + * doc/invoke.texi (-save-temps=obj): Document new variant to + -save-temps switch. + +2009-04-02 Jeff Law + + * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count" + variable. + +2009-04-02 H.J. Lu + + * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2. + * configure: Regenerated. + +2009-04-02 Rafael Avila de Espindola + + * c-decl.c (merge_decls): Make sure newdecl and olddecl don't + share the argument list. + +2009-04-02 Rafael Avila de Espindola + + Merge + + 2009-02-12 Diego Novillo + + * varpool.c (debug_varpool): New. + * cgraph.h (debug_varpool): Declare. + +2009-04-02 Jan Hubicka + + * passes.c (init_optimization_passes): Remove two copies of ehcleanup + pass. + +2009-04-02 H.J. Lu + + * config/i386/i386.c (ix86_abi): Move initialization to ... + (override_options): Here. + +2009-04-02 Christian Bruel + + * config/sh/sh.c (sh_dwarf_register_span): New function. + (TARGET_DWARF_REGISTER_SPAN): Define. + * config/sh/sh-protos.h (sh_dwarf_register_span): Declare. + +2009-04-02 Ira Rosen + + PR tree-optimization/39595 + * tree-vect-slp.c (vect_build_slp_tree): Check that the size of + interleaved loads group is not greater than the SLP group size. + 2009-04-02 Rafael Avila de Espindola * builtins.c (is_builtin_name): New. @@ -17,7 +1635,8 @@ Also, make sure the function properly sets TYPE_STUB_DECL() on the newly created typedef variant type. * c-common.h (is_typedef_decl, set_underlying_type): Declare ... - * c-common.c (is_typedef_decl, set_underlying_type): ... new entry points. + * c-common.c (is_typedef_decl, set_underlying_type): ... new entry + points. 2009-04-02 Richard Guenther @@ -50,30 +1669,30 @@ * config/i386/i386.c (legitimate_constant_p): Recognize all one vector constant. -2009-04-01 Jan-Benedict Glaw +2009-04-01 Jan-Benedict Glaw * gcc/config/vax/vax.c: Add #includes to silence warnings. Change #include order to silence two warnings. -2009-04-01 Jan-Benedict Glaw +2009-04-01 Jan-Benedict Glaw * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit. (ASM_SPEC): Pass -k to the assembler for PIC code. -2009-04-01 Jan-Benedict Glaw +2009-04-01 Jan-Benedict Glaw * gcc/config.gcc: Add vax-*-linux* to the switch. * gcc/config/vax/linux.h: New file. (TARGET_VERSION, TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define. -2009-04-01 Jan-Benedict Glaw +2009-04-01 Jan-Benedict Glaw * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p): Use predicate macros instead of GET_CODE() == foo. * gcc/config/vax/vax.md (movsi_2, movstrictqi, and3, ashrsi3, ashlsi3, rotrsi3, ): Likewise. -2009-04-01 Jan-Benedict Glaw +2009-04-01 Jan-Benedict Glaw * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi, jbbccihi, jbbccisi): Remova trailing whitespace. @@ -86,14 +1705,14 @@ * gcc/config/vax/vax.h: Likewise. * gcc/config/vax/vax.md (nonlocal_goto): Likewise. -2009-04-01 Jan-Benedict Glaw +2009-04-01 Jan-Benedict Glaw * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move) (indirectable_address_p, adjacent_operands_p): Add spaces around braces. * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise. -2009-04-01 Jan-Benedict Glaw +2009-04-01 Jan-Benedict Glaw * gcc/config/vax/vax.c (legitimate_constant_address_p, legitimate_constant_p, indirectable_address_p, nonindexed_address_p, @@ -101,7 +1720,7 @@ vax_mode_dependent_address_p): Update comments to match functions modified by the recent int->bool conversion. -2009-04-01 Jan-Benedict Glaw +2009-04-01 Jan-Benedict Glaw * gcc/config/vax/builtins.md: Update copyright message. * gcc/config/vax/constraints.md: Likewise. @@ -113,7 +1732,7 @@ * gcc/config/vax/vax.md: Likewise. * gcc/config/vax/vax.opt: Likewise. -2009-04-01 Jan-Benedict Glaw +2009-04-01 Jan-Benedict Glaw * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal, sync_lock_test_and_set, sync_lock_release): Fix indention. @@ -124,20 +1743,22 @@ * gcc/config/vax/vax.md (movsi, movsi_2, mov, call_value, untyped_call): Likewise. -2009-04-01 Matt Thomas +2009-04-01 Matt Thomas - * config/vax/predicates.md: New file. (symbolic_operand, - local_symbolic_operand, external_symbolic_operand, + * config/vax/predicates.md: New file. + (symbolic_operand, local_symbolic_operand, external_symbolic_operand, external_const_operand, nonsymbolic_operand, external_memory_operand, indirect_memory_operand, indexed_memory_operand, illegal_blk_memory_operand, illegal_addsub_di_memory_operand, nonimmediate_addsub_di_operand, general_addsub_di_operand): New predicate. - * config/vax/constraints.md: New file. (Z0, U06, U08, U16, CN6, S08, - S16, I, J, K, L, M, N, O, G, Q, B, R, T): New constraint. - * config/vax/builtins.md: New file. (ffssi2, ffssi2_internal, - sync_lock_test_and_set, jbbssiqi, jbbssihi, jbbssisi, - sync_lock_release, jbbcciqi, jbbccihi, jbbccisi): Define. + * config/vax/constraints.md: New file. + (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T): + New constraint. + * config/vax/builtins.md: New file. + (ffssi2, ffssi2_internal, sync_lock_test_and_set, jbbssiqi, + jbbssihi, jbbssisi, sync_lock_release, jbbcciqi, jbbccihi, + jbbccisi): Define. * config/vax/vax.opt (mqmath): Add option. * config/vax/vax.md (isfx): Extend with DI. (VAXintQH, VAXintQHSD): Define. @@ -191,6 +1812,10 @@ ASM_OUTPUT_DWARF_PCREL): Define. (ASM_SPEC): Change definition to allow PIC generation. +2009-04-01 Steve Ellcey + + * doc/sourcebuild.texi: Update front-end requirements. + 2009-04-01 Jakub Jelinek PR target/39226 @@ -233,7 +1858,8 @@ 2009-04-01 Rafael Avila de Espindola - * varasm.c (default_function_rodata_section): Declare DOT as const char*. + * varasm.c (default_function_rodata_section): Declare DOT as + const char*. 2009-04-01 Kai Tietz Andrey Galkin @@ -278,8 +1904,7 @@ 2009-03-31 Joseph Myers * c-common.c (c_get_ident): New. - (c_common_nodes_and_builtins): Call it for type names that may be - NULL. + (c_common_nodes_and_builtins): Call it for type names that may be NULL. 2009-04-01 Ben Elliston @@ -431,7 +2056,7 @@ 2009-03-31 Ramana Radhakrishnan - PR target/27237 + PR target/27237 * doc/invoke.texi (ARM Options): Update documentation for -mthumb. 2009-03-31 Richard Guenther @@ -633,8 +2258,8 @@ 2009-03-30 Paolo Bonzini - * combine.c (simplify_comparison): Use have_insn_for. - * dojump.c (do_jump): Likewise. + * combine.c (simplify_comparison): Use have_insn_for. + * dojump.c (do_jump): Likewise. 2009-03-30 Paolo Bonzini @@ -661,10 +2286,10 @@ 2009-03-30 Paolo Bonzini - * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): - Provide/destroy PROP_cfglayout respectively. - * gcse.c (pass_jump_bypass, pass_gcse): Require it. - * tree-pass.h (PROP_cfglayout): New. + * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): + Provide/destroy PROP_cfglayout respectively. + * gcse.c (pass_jump_bypass, pass_gcse): Require it. + * tree-pass.h (PROP_cfglayout): New. 2009-03-30 Paolo Bonzini