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Fix ICE with long double after float HFA.
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
index 31d29e4..ec637b5 100644 (file)
@@ -1,3 +1,760 @@
+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.
+
+2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       PR ada/19388
+       * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
+       exceeds maximum alignment for global common data.
+       * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
+       * som.h (MAX_OFILE_ALIGNMENT): Likewise.
+
+2004-01-15  Roger Sayle  <roger@eyesopen.com>
+
+       * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
+
+2004-01-15  Roger Sayle  <roger@eyesopen.com>
+
+       * harg-reg-set.h (reg_class_names): Prototype global array.
+       * regclass.c (reg_class_names): Declare here and initialize to
+       REG_CLASS_NAMES.
+       (dump_regclass): Remove local declaration of reg_class_names.
+       (regclass): Likewise.
+       * cfg.c (dump_flow_info): Likewise.
+       * ra-debug.c (reg_class_names): Likewise.
+       * regrename.c (reg_class_names): Likewise.
+       * reload.c (reg_class_names): Likewise.
+       * reload1.c (spill_failure): Likewise.
+       * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
+
+2005-01-15  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.md ("reload_outti"): Remove predicate for
+       output operand.  Abort if operand is not a MEM.
+       ("reload_outdi", "reload_outdf"): Likewise.
+
+2005-01-15  Marc Espie  <espie@openbsd.org>
+
+       * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
+       (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
+       * config/openbsd.h:  Fix C++ includes for native configurations.
+       Add proper OS_CPP_BUILTINS.  Fix libspec for recent OpenBSD.
+       Add trampoline support.
+       * config/i386/openbsdelf.h: New.
+
+2005-01-15  Marc Espie  <espie@openbsd.org>
+
+       * collect2.c (main): Explicitly parse -dynamic-linker option.
+
+2005-01-15  Jakub Jelinek  <jakub@redhat.com>
+
+       PR tree-optimization/19060
+       * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
+       Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
+       (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
+       and handle extract_range_from_cond returning false.
+       * fold-const.c (fold): Optimize comparisons with min/max even for
+       width > HOST_BITS_PER_WIDE_INT.
+
+2005-01-15  Ralf Corsepius  <ralf.corsepius@rtems.org>
+
+       * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
+       * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS): 
+       Remove little endian multilib variants.
+       Add mips32 multilib variant.
+
+2005-01-15  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * explow.c (copy_all_reg, stabilize): Remove.
+       * expr.h: Remove the corresponding prototypes.
+
+       * rtlanal.c (regs_set_between_p): Remove.
+       * rtl.h: Remove the corresponding prototype.
+
+2005-01-14  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
+       to rs6000_nonimmediate_operand.
+       * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
+       rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
+       * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
+       rs6000_nonimmediate_operand.
+       * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
+       rs6000_nonimmediate_operand.
+
+2005-01-14  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
+
+2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
+       on e500v2.
+       (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
+       (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
+
+       * config/rs6000/rs6000.c (invalid_e500_subreg): New.
+       (rs6k_nonimmediate_operand): New.
+       (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
+       correctly.
+       (legitimate_lo_sum_address_p): Same.
+       (rs6000_legitimize_address): Same.
+       (rs6000_legitimize_reload_address): Same.
+       (rs6000_legitimate_address): Same.
+       (spe_build_register_parallel): Pass DF and DC modes in a DI
+       register.
+
+       * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
+       to rs6k_nonimmediate_operand.
+
+       * config/rs6000/spe.md ("*frob_df_di"): New.
+       ("*frob_di_df"): New.
+       ("*frob_di_df_2"): New.
+       ("*mov_sidf_e500_subreg0"): New.
+       ("*mov_sidf_e500_subreg4"): New.
+       ("*movdf_e500_double"): Change predicate to
+       rs6k_nonimmediate_operand.
+
+2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
+
+       * postreload.c (move2add_note_store): Only call
+       trunc_int_for_mode on scalar integers.
+
+2005-01-14  Steven Bosscher  <stevenb@suse.de>
+
+       * tree-ssa-dce.c (visited_control_parents): New sbitmap to
+       replace BB_VISITED uses.
+       (find_obviously_necessary_stmts): Don't clear BB_VISITED.
+       (propagate_necessity): Check the bitmap instead of BB_VISITED.
+       (tree_dce_done): Free visited_control_parents.
+       (perform_tree_ssa_dce): Allocate and clear it.
+       * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
+       (compute_antic): Iterate from here using a DFS.  Use an sbitmap
+       instead of BB_VISITED.
+
+2005-01-14  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
+       rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
+       Remove unused prototypes.
+
+2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
+       64-bit register usage.
+       (spe_func_has_64bit_regs_p): Add FIXME note.
+
+2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
+       flag_finite_math_only with flag_unsafe_math_optimizations.
+
+2005-01-14  J. D. Johnston  <jjohnst@us.ibm.com>
+
+       * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
+       end-of-stack check.
+       (__tpf_eh_return): Copy TPF private stack area from the module
+       boundary stack frame.  Add check for when module addresses are
+       equal, but no stub address is found.
+
+2005-01-14  Richard Earnshaw  <rearnsha@arm.com>
+
+       PR target/7525
+       * arm.h (struct machine_function): Add call_via field.
+       (thumb_call_via_label): Declare.
+       * arm.c (thumb_call_via_label): New variable.
+       (thumb_call_reg_needed): New variable.
+       (arm_output_function_epilogue): For Thumb code, output any per-function
+       call-indirect trampolines.
+       (thumb_call_via_reg): New function.
+       (arm_file_end): New function.
+       (TARGET_ASM_FILE_END): Call arm_file_end.
+       (aof_file_end): Likewise.
+       * arm-protos.h (thumb_call_via_reg): Declare.
+       * arm.md (call_reg_thumb, call_value_reg_thumb): Call 
+       thumb_call_via_reg in normal case.
+
+2005-01-14  Jakub Jelinek  <jakub@redhat.com>
+
+       PR middle-end/19084
+       PR rtl-optimization/19348
+       * recog.c (peephole2_optimize): Do global life update if some peephole
+       decides it doesn't need at least one of its inputs and that change
+       influences liveness at the start of the basic block.
+
+       * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
+       arguments instead of 1.
+
+2005-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR middle-end/18820
+       * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
+       zero for nested functions needing a static chain or functions
+       with a non-constant address.
+
+2005-01-13  Roger Sayle  <roger@eyesopen.com>
+
+       * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
+       (and (sign_extend X) C) into (zero_extend (and X C)).
+
+2005-01-13  David O'Brien  <obrien@FreeBSD.org>
+
+       * config/freebsd-spec.h:  Make KSE pthread lib logic the default.
+
+2005-01-13  Richard Henderson  <rth@redhat.com>
+
+       PR target/19009
+       PR target/19250
+       PR target/19252
+       * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
+       bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
+       not just TARGET_SSE.
+       (cmpfp_i_387): Rename from cmpfp_i.  Move after sse patterns.
+       (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
+       (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
+       (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
+       (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
+       (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
+       (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
+       fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
+       (movdicc_c_rex64): Rename with '*'.
+       (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
+       (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
+       (movsfcc_1_387): Rename from movsfcc_1.
+       (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
+       (movdfcc_1, movdfcc_1_rex64): Add check for 387.
+       (sminsf3, smaxsf3, smindf3, smaxdf3): New.
+       (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
+       mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
+       maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
+       sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
+       sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
+       sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
+       sse_movdfcc_const0_4): Remove.
+       * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
+       recognize min/max early.  Update for changed sse cmove patterns.
+       (ix86_split_sse_movcc): New.
+       * config/i386/i386-protos.h: Update.
+
+2005-01-13  Steven Bosscher  <stevenb@suse.de>
+
+       * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
+       (fix_stmt_v_may_defs): Likewise.
+
+2005-01-13  Richard Henderson  <rth@redhat.com>
+
+       * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
+       for converting the mask.
+
+2005-01-13  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
+       definition to 600.
+
+2005-01-13  Richard Henderson  <rth@redhat.com>
+
+       * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
+       IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
+       IX86_BUILTIN_MOVDQ2Q): Remove.
+       (IX86_BUILTIN_VEC_EXT_V4SI): New.
+       (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
+       (ix86_expand_vector_extract): For V4S[FI], extract element 0 after 
+       shuffling.
+       * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
+       (sse2_pextrw): Fix immediate constraint.
+       (sse2_loadq, sse2_loadq_rex64): Remove.
+       * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
+       Use __builtin_ia32_vec_ext_<size>.
+       (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
+
+2005-01-13  Aldy Hernandez  <aldyh@redhat.com>
+
+       * function.c (assign_parm_setup_block): Look inside original
+       entry_parm when inspecting PARALLEL.
+
+2005-01-13  Ralf Corsepius  <ralf.corsepius@rtems.org>
+           Joel Sherrill  <joel@oarcorp.com>
+
+       PR target/19399
+       * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
+       (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
+       rtems_gxx_recursive_mutex_init.
+       (__gthread_recursive_mutex_lock): New function.
+       (__gthread_recursive_mutex_trylock): Likewise.
+       (__gthread_recursive_mutex_unlock): Likewise.
+
+2005-01-13  Ralf Corsepius <ralf.corsepius@rtems.org>
+
+       * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
+
+2005-01-13  Jan Beulich  <jbeulich@novell.com>
+
+       * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
+       (ashrti3_internal): Indicate output is early clobber. Generate result
+       into output rather than first input. Use move for low word of output
+       if shift count is exactly 64.
+       (lshrti3_internal): Likewise.
+
+2005-01-13  Hans-Peter Nilsson  <hp@bitrange.com>
+
+       PR target/18329
+       PR target/18330
+       * reload1.c (delete_output_reload): Don't delete an output reload
+       if the pseudo lives longer than a single basic block.  Adjust and
+       improve wording of comment.
+
+2005-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR target/19334
+       * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
+       of TYPE_SIZE where we mean the number of bytes.
+
+2005-01-12  Aldy Hernandez  <aldyh@redhat.com>
+
+       * function.c (assign_parm_setup_block): Relax condition on
+       multi-register optimization.
+
+2005-01-12  Nick Clifton  <nickc@redhat.com>
+
+       * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
+       an "in_delay_slot" attribute of "no" to prevent them being used in
+       delay slots.  This is forbidden because they might generate
+       exceptions.
+
+2005-01-12  Alan Modra  <amodra@bigpond.net.au>
+
+       PR target/19389
+       * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
+       with r->Y and Y->r.
+
+2005-01-12  Nick Clifton  <nickc@redhat.com>
+
+       * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
+       passed on to GAS) but do not define, as GAS no longer supports or
+       needs the -m2000 option.
+
+2005-01-11  Roger Sayle  <roger@eyesopen.com>
+
+       * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
+       type as args of unprototyped builtins aren't automatically promoted.
+       (fold_builtin_abs): Likewise.
+
+2005-01-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * Makefile.in: Set a `build-warn' variable.
+
+2005-01-11  Zdenek Dvorak  <dvorakz@suse.cz>
+
+       PR tree-optimization/17949
+       * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
+       (find_interesting_uses_address): Use it.
+
+2005-01-11  Aldy Hernandez  <aldyh@redhat.com>
+
+       * regrename.c (kill_value): Handle subreg's that won't simplify.
+
+2005-01-11  Richard Henderson  <rth@redhat.com>
+
+       PR target/13366
+       * config/i386/i386.h (enum ix86_builtins): Move ...
+       * config/i386/i386.c: ... here.
+       (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
+       IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
+       IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
+       IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
+       IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD,  IX86_BUILTIN_STOREHPD,
+       IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
+       IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
+       IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
+       IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
+       IX86_BUILTIN_LOADDDUP): Remove.
+       (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
+       IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
+       IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
+       IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
+       IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
+       (ix86_init_builtins): Make static.
+       (ix86_init_mmx_sse_builtins): Update for changed builtins.
+       (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
+       if all the modes match.  Otherwise, fake it.
+       (get_element_number, ix86_expand_vec_init_builtin,
+       ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
+       (ix86_expand_builtin): Make static.  Update for changed builtins.
+       (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
+       operand instead of sse2_loadsd.  Cast sse1 fallback to V4SFmode.
+       (ix86_expand_vector_init_duplicate): New.
+       (ix86_expand_vector_init_low_nonzero): New.
+       (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
+       Split out from ix86_expand_vector_init; handle integer modes.
+       (ix86_expand_vector_init): Use them.
+       (ix86_expand_vector_set, ix86_expand_vector_extract): New.
+       * config/i386/i386-protos.h: Update.
+       * config/i386/predicates.md (reg_or_0_operand): New.
+       * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
+       (movv2sf_internal): Likewise.  And a splitter to match them all.
+       (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
+       vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
+       vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
+       vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
+       (mmx_pinsrw): Fix operand ordering.
+       * config/i386/sse.md (movv4sf splitter): Use direct pattern,
+       rather than sse_loadss expander.
+       (movv2df splitter): Similarly.
+       (sse_loadss, sse_loadlss): Remove.
+       (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
+       (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
+       (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
+       (sse3_movddup): Rename with '*'.
+       (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
+       (sse2_loadsd): Remove.
+       (vec_dupv2df_sse3): Rename from sse3_loadddup.
+       (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
+       (sse2_pinsrw): Fix argument ordering.
+       (sse2_loadld, sse2_loadq): Add sse1 alternatives.
+       (sse2_stored): Remove 'r' destination.
+       (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
+       vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
+       vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
+       vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
+       vec_extractv16qi, vec_initv16qi): New.
+
+       * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
+       (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x, 
+       _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
+       constructor form.
+       (_mm_load_pd, _mm_store_pd): Use plain dereference.
+       (_mm_load_si128, _mm_store_si128): Likewise.
+       (_mm_load1_pd): Use _mm_set1_pd.
+       (_mm_load_sd): Use _mm_set_sd.
+       (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
+       (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
+       (_mm_set_epi64): Use _mm_set_epi64x.
+       (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
+       _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
+       _mm_setr_epi8): Use _mm_set_foo form.
+       (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
+       (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
+       (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
+       (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
+       * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
+       (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
+       (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
+       (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
+       (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
+       * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
+       (_mm_movedup_pd): Use _mm_shuffle_pd.
+       * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
+       _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
+       (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
+       _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
+       Use _mm_setzero_ps.
+       (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
+       (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
+       (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
+       (_mm_store_ps): Use raw dereference.
+       (_mm_store1_ps): Use _mm_storeu_ps.
+       (_mm_storer_ps): Use _mm_store_ps.
+       (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
+       (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
+
+2005-01-11  Stan Shebs  <shebs@apple.com>
+
+       * config/rs6000/rs6000.c (machopic_output_stub): Issue
+       ldu instead of lwzu if 64-bit -mdynamic-no-pic.
+
+2005-01-11  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR target/18761
+       * config/rs6000/rs6000.c (rs6000_special_round_type_align):
+       Skip all DECLs except for FIELD_DECLs.
+
+2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
+
+       * config/s390/s390.c (override_options): Return error if
+       -mbackchain, -mpacked-stack and -mhard-float are used together.
+       (s390_va_start): Remove the backchain && packed-stack special case.
+       (s390_gimplify_va_arg): Likewise.
+       * doc/invoke.texi: Remove the ABI incompatibility note.
+
+2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
+
+       * config/s390/s390.c (struct s390_frame_layout): Remove 
+       save_backchain_p.
+       (s390_frame_info, s390_emit_prologue): Replace occurrences of
+       save_backchain_p with TARGET_BACKCHAIN.
+
+2005-01-11  Alan Modra  <amodra@bigpond.net.au>
+
+       PR target/18916
+       * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
+       * expr.h (struct locate_and_pad_arg_data): Add "boundary".
+       * function.c (locate_and_pad_parm): Set new field.
+       (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
+       Tweak where_pad test to include "none".  Always set mem align for
+       stack_parm.
+       (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
+       not sufficient for type.
+       (assign_parm_setup_block): If stack_parm is zero on entry, always
+       make a new stack local.  Block move old stack parm if necessary
+       to new aligned stack local.
+       (assign_parm_setup_stack): Use a block move to handle
+       potentially misaligned entry_parm.
+       (assign_parms_unsplit_complex): Specify required alignment when
+       creating stack local.
+       * calls.c (compute_argument_addresses): Override alignment of stack
+       arg calculated from its type with the alignment given by
+       FUNCTION_ARG_BOUNDARY.
+       (store_one_arg): Likewise.
+
+2005-01-11  Jan Beulich  <jbeulich@novell.com>
+
+       * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
+       Change respective itanium_class attribute to ialu.
+       (shladdp4_internal): New.
+       * config/ia64/predicates.md (shladd_log2_operand): New.
+
+2005-01-11  Richard Henderson  <rth@redhat.com>
+
+       * expr.c (store_constructor): Use rtvec_alloc instead of
+       alloca+gen_rtvec_v, and an incorrect number passed to alloca.
+
+2005-01-11  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
+
+2005-01-11  Alan Modra  <amodra@bigpond.net.au>
+
+       * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
+       * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
+       (TARGET_RWRELOC): Define.
+       (ia64_rwreloc_section_type_flags): Delete.
+       (ia64_section_type_flags): New function.
+       * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
+       (TARGET_RWRELOC): Define.
+
+2005-01-10  David Mosberger  <davidm@hpl.hp.com>
+
+       PR target/18987
+       * config/ia64/ia64.c (process_set): For alloc insn, only call
+       process_epilogue is !frame_pointer_needed.
+
+2005-01-10  Roger Sayle  <roger@eyesopen.com>
+
+       PR c++/19355
+       * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
+       unary operator and can't be treated as a binary/comparison operator.
+
+2005-01-10  Richard Henderson  <rth@redhat.com>
+
+       * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
+       (ix86_return_in_memory): Likewise.
+       (function_arg_advance):  Likewise.  Mirror structure in function_arg
+       for choosing register to advance.
+
+2005-01-10  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * tree-vectorizer.c, tree.def: Fix comment typos.
+
+2005-01-10  Mark Dettinger  <dettinge@de.ibm.com>
+
+       * config/s390/s390.c (struct processor_costs): 4 new fields:
+       ddbr, ddr, debr, der.
+       (s390_rtx_costs): More precise handling of divide instructions.
+
+2005-01-10  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
+
+2005-01-10  Jan Beulich  <jbeulich@novell.com>
+
+       * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
+       names resulting from -ffunction-sections/-fdata-sections and linkonce
+       ones.
+       * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
+       based on the section name. Rearrange the section name comparison logic
+       slightly so that each section name is compared against at most once.
+
+2005-01-10  Ben Elliston  <bje@au.ibm.com>
+
+       * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
+       targets for which -fPIC reduces limitations on the GOT size.
+
+2005-01-09  Falk Hueffner  <falk@debian.org>
+
+       * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
+       X/C1 cmpop C2.
+
+2005-01-09  David Edelsohn  <edelsohn@gnu.org>
+
+       PR target/18720
+       * collect2.c (main): Set aixrtl_flag for -brtl option.
+       (resolve_lib_name): Search for .so file extension before .a
+       if aixrtl_flag set.
+
+2005-01-09  Dorit Naishlos  <dorit@il.ibm.com>
+
+       * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
+       (vect_analyze_data_refs_alignment): Add dump prints.
+
+2005-01-09  Ira Rosen  <irar@il.ibm.com>
+
+       * tree-vectorizer.c (vect_analyze_offset_expr): Use 
+       expr_invariant_in_loop_p.
+       Initialize outputs first thing in the function.
+       (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
+       (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
+       (vect_analyze_pointer_ref_access): Check that the initial condition of 
+       the access function is loop invariant.
+
 2005-01-09  Richard Henderson  <rth@redhat.com>
 
        * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.