OSDN Git Service

2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
index 48a6a76..2986541 100644 (file)
@@ -1,3 +1,270 @@
+2005-01-18  Joel Sherrill <joel.sherrill@oarcorp.com>
+
+       PR target/19379
+       * config/i386/i386.c (override_options): If the 80387 is disabled,
+       then do not return FP values using FP registers.
+
+2005-01-18  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
+       c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
+       combine.c, config.gcc, coverage.h, cse.c, cselib.c,
+       defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
+       flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
+       gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
+       output.h, postreload-gcse.c, postreload.c, recog.c,
+       resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
+       targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
+       tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
+       tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
+       tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
+       tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
+       tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
+       unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
+
+       * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
+       config/alpha/alpha.c, config/arm/vfp.md,
+       config/i386/emmintrin.h, config/i386/i386-modes.def,
+       config/i386/i386-protos.h, config/i386/i386.h,
+       config/i386/pmmintrin.h, config/i386/ppro.md,
+       config/i386/predicates.md, config/i386/xmmintrin.h,
+       config/i860/i860.c, config/ia64/ia64-modes.def,
+       config/ia64/ia64-protos.h, config/ia64/ia64.h,
+       config/ia64/ia64.md, config/ia64/itanium1.md,
+       config/ia64/itanium2.md, config/ia64/predicates.md,
+       config/iq2000/iq2000.h, config/mips/linux64.h,
+       config/rs6000/aix41.h, config/rs6000/aix43.h,
+       config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
+       config/rs6000/rs6000.c, config/rs6000/rs6000.h,
+       config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
+       config/sparc/linux64.h, config/sparc/litecoff.h,
+       config/sparc/sp64-elf.h, config/sparc/sparc.c,
+       config/sparc/sparc.h, config/sparc/sparc.md,
+       config/sparc/sysv4-only.h: Update copyright.
+
+2005-01-18  Richard Henderson  <rth@redhat.com>
+
+       PR target/19496
+       * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
+
+2005-01-18  Marc Espie  <espie@openbsd.org>
+       * config/i386/openbsdelf.h: Typo.
+
+2005-01-18  Richard Henderson  <rth@redhat.com>
+
+       * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
+       special case for sse.
+       * config/i386/predicates.md (sse_comparison_operator): Likewise.
+
+2005-01-18  Dorit Naishlos  <dorit@il.ibm.com>
+
+       * tree-inline.c (estimate_num_insns_1): Added cases for
+       ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
+
+2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR rtl-optimization/19296
+       * combine.c (simplify_comparison): Rewrite the condition under
+       which a non-paradoxical SUBREG of a PLUS can be lifted when
+       compared against a constant.
+
+2005-01-18  Andi Kleen <ak@muc.de>
+
+       * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
+       * c.opt (-Wpointer-sign): Add.
+       * doc/invoke.texi: (-Wpointer-sign): Add.
+
+2005-01-18  Uros Bizjak  <uros@kss-loka.si>
+
+       * config/i386/i386.c (override_options): Revert 2004-11-24 change.
+       * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
+       *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
+       logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
+       exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
+       nearbyintsf2): Disable for TARGET_SSE_MATH.  Leave patterns enabled
+       for TARGET_MIX_SSE_I387.
+       (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
+       sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
+       atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
+       log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
+       floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
+       (TARGET_SSE2 && TARGET_SSE_MATH).  Leave patterns enabled for
+       TARGET_MIX_SSE_I387.
+       (atan2sf3, atan2df3, atan2xf3): Remove register constraints
+       from expander.
+
+2005-01-18  Uros Bizjak  <uros@kss-loka.si>
+
+       PR target/19424
+       * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
+       Add movaps alternative for xmm reg->reg move.
+
+2005-01-17  Jeff Law  <law@redhat.com>
+
+       * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
+       at the end of the main DOM loop rather than just before DOM exits.
+
+2005-01-17  Diego Novillo  <dnovillo@redhat.com>
+
+       PR tree-optimization/19121
+       * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
+       adding aliases to a name tag, also add them to the pointer's
+       type tag.
+       * tree-ssa-copy.c (merge_alias_info): Do not merge flow
+       sensitive alias info at all.  Only check that the two pointers
+       have compatible pointed-to sets.
+       * tree-ssa.c (verify_name_tags): Verify that the alias set of
+       a pointer's type tag is a superset of the alias set of the
+       pointer's name tag.
+
+2005-01-17  James E Wilson  <wilson@specifixinc.com>
+
+       PR target/19357
+       * config/ia64/ia64.md (movxf): Handle general register source.  Adjust
+       comment to document why.
+
+2005-01-17  Richard Henderson  <rth@redhat.com>
+
+       * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
+       sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
+       sse2_vmsmaxv2df3_finite, sminv2df3_finite,
+       sse2_vmsminv2df3_finite): New.
+       (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
+       sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
+       Force op1 into register.
+
+2005-01-17  Kelley Cook  <kcook@gcc.gnu.org>
+
+       * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
+       bubblestrap from always rebuilding build directory.
+
+2005-01-17  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.md ("*clc"): Remove incorrect '='.
+       ("*cmpmem_short"): Likewise.
+
+2005-01-17  Steven Bosscher  <stevenb@suse.de>
+
+       * basic-block.h: Document BB_* flags.
+       * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
+       use an sbitmap instead.
+       * sched-rgn.c (compute_trg_info): Likewise.
+
+2005-01-17  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config.gcc (mips64*-*-linux*): Set the default abi to n32.  Remove
+       redundant target_cpu_default and extra_parts lines.  Use the default
+       "from-abi" ISA.
+       * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
+       (SUBTARGET_EXTRA_SPECS): Delete.
+       (DRIVER_SELF_SPECS): Remove architecture lines.  Set the ABI directly.
+       (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
+       * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
+       and "n32" for -mabi=n32.
+
+2005-01-17  Ian Lance Taylor  <ian@airs.com>
+
+       PR c/5675
+       * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
+       fold constant variables into initial values.
+
+2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
+
+       * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
+       through the statements backward.
+
+2005-01-17  Ian Lance Taylor  <ian@airs.com>
+
+       PR middle-end/13127:
+       * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
+       a variable set to the return value of the inlined function.
+
+2005-01-17  Mark Dettinger  <dettinge@de.ibm.com>
+
+       * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
+       when modes are tieable.
+
+2005-01-17  Ranjit Mathew  <rmathew@hotmail.com>
+
+       * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
+       of pthread_create to find out if threads are enabled.
+       * gthr-posix95.h (__gthread_active_p): Likewise.
+
+2005-01-17  Paolo Bonzini  <bonzini@gnu.org>
+
+       * common.opt (-fnew-ra): Remove.
+       * ra*.*: Remove.
+       * toplev.h (flag_new_regalloc): Remove.
+       * Makefile.in (ra*.*): Don't mention.
+       * passes.c (rest_of_handle_new_regalloc): Remove.
+       (rest_of_handle_combine, rest_of_compilation): Always consider
+       flag_new_regalloc as false.
+       * doc/invoke.texi: Don't document -fnew-ra.
+
+2005-01-17  Paolo Bonzini <bonzini@gnu.org>
+
+       * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
+       last parameter to reg_scan.
+       * loop.c (loop_optimize): Likewise.
+       * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
+       rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
+       rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
+       rest_of_handle_gcse, rest_of_handle_loop_optimize,
+       rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
+       * regclass.c (reg_scan): Likewise, for the declaration.
+       * rtl.h (reg_scan): Likewise, for the prototype.
+
+2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
+       mark_dfs_back_edges.
+
+2005-01-16  Daniel Berlin  <dberlin@dberlin.org>
+
+       * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
+       (compute_avail): Uses don't go in tmp_gen.
+
+2005-01-16  Steven Bosscher  <stevenb@suse.de>
+
+       * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
+       loop to look for a free slot in a page entry.
+
+2005-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       PR target/16304
+       * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
+       * toplev.c (compile_file): Call process_pending_assemble_output_defs
+       just before targetm.asm_out.file_end.
+       * tree.h (process_pending_assemble_output_defs): Declare.
+       * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
+       New functions.
+       (assemble_alias): Defer generation of assembly code for defines when
+       TARGET_DEFERRED_OUTPUT_DEFS is true.
+       * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
+       * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
+       * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
+
+2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       PR target/19336
+       * pa.c (pa_scalar_mode_supported_p): New function.
+       (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
+       * pa.h (MIN_UNITS_PER_WORD): Add comment.
+
+       * pa-protos.h (prefetch_operand): Delete.
+       (prefetch_cc_operand, prefetch_nocc_operand): New declations.
+       * pa.c (prefetch_operand): Delete.
+       (prefetch_cc_operand, prefetch_nocc_operand): New functions.
+       * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
+       (PREDICATE_CODES): Delete prefetch_operand.  Add prefetch_cc_operand
+       and prefetch_nocc_operand.
+       * pa.md (prefetch): Rework to avoid reload problems handling short
+       displacements when a cache control completer needs to be provided.
+       (prefetch_32, prefetch_64): Delete.
+       (prefetch_cc, prefetch_nocc): New patterns.
+
 2005-01-15  David Edelsohn  <edelsohn@gnu.org>
 
        * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.