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* config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
index 63353b8..f9f37d8 100644 (file)
@@ -1,3 +1,356 @@
+2009-11-03  Uros Bizjak  <ubizjak@gmail.com>
+
+       * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
+       names instead of numerical constants.
+       (sse_prologue_save): Ditto.
+       (*sse_prologue_save_insn): Ditto.
+
+2009-11-03  Uros Bizjak  <ubizjak@gmail.com>
+
+       PR target/41900
+       * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
+       (TARGET_CALL_ESP): New define.
+       * config/i386/i386.c (initial_ix86_tune_features): Initialize
+       X86_ARCH_CALL_ESP.
+       * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
+       *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
+       *call_1, *call_value_pop_1 and *call_value_1.  Depend on
+       TARGET_CALL_ESP.
+       (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
+       New patterns, use "lsm" as operand 1 constraint.
+       * config/i386/predicates.md (call_insn_operand): Depend on 
+       index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
+
+2009-11-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+       PR tree-optimization/41857
+       * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
+       * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
+       to create_mem_ref.
+       * tree-ssa-address.c (move_hint_to_base): New function.
+       (most_expensive_mult_to_index): Add TYPE argument.  Use mode and
+       address space associated with TYPE.
+       (addr_to_parts): Add TYPE and BASE_HINT arguments.  Pass TYPE to
+       most_expensive_mult_to_index.  Call move_hint_to_base.
+       (create_mem_ref): Add BASE_HINT argument.  Pass BASE_HINT and
+       TYPE to addr_to_parts.
+
+2009-11-02  Martin Jambor  <mjambor@suse.cz>
+
+       PR tree-optimization/41750
+       * tree-sra.c (analyze_modified_params): Loop over all
+       representatives of components of a parameter.
+
+2009-11-02  Jakub Jelinek  <jakub@redhat.com>
+
+       PR tree-optimization/41841
+       * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
+       local variables of not yet materialized clones.
+
+       PR debug/41893
+       * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
+       for a VOIDmode variable.
+
+       PR c++/41774
+       * c-pragma.c (visstack): Change into vector of ints rather than
+       enum symbol_visibility.
+       (push_visibility): Add kind argument, push default_visibility together
+       with kind.
+       (pop_visibility): Add kind argument, return true if successful, fail
+       if visibility stack is empty or if stack top is of different kind.
+       (handle_pragma_visibility): Don't check length of visstack, instead
+       call pop_visibility and issue diagnostics if it failed.  Pass 0
+       as last argument to push_visibility and pop_visibility.
+       * c-pragma.h (push_visibility): Add kind argument.
+       (pop_visibility): Likewise.  Return bool instead of void.
+
+2009-11-01  Eric Botcazou  <ebotcazou@adacore.com>
+
+       * tree.def (TARGET_MEM_REF): Update comment.
+       * alias.c (get_alias_set): Retrieve the original memory reference for
+       a TARGET_MEM_REF before proceeding.
+
+2009-10-31  Anatoly Sokolov  <aesok@post.ru>
+
+       * config/frv/frv.c (frv_function_value, frv_libcall_value,
+       frv_function_value_regno_p): New functions.
+       (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
+       * config/frv/frv.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
+       (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
+       * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
+
+2009-10-31  Anatoly Sokolov  <aesok@post.ru>
+
+       * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
+       new 'outgoing' argument.
+       (mn10300_libcall_value, mn10300_function_value_regno_p): New
+       functions.
+       (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
+       * config/mn10300/mn10300.h: (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
+       LIBCALL_VALUE): Remove.
+       (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
+       * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
+       (mh10300_function_value_regno_p): Declare.
+
+2009-10-31  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
+
+        * config/arm/cortex-a9.md: New - integer pipeline description.
+
+2009-10-31  Eric Botcazou  <ebotcazou@adacore.com>
+
+       * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
+       aborting if the sizes of the two references don't match.
+
+2009-10-31  Toon Moene  <toon@moene.org>
+
+       * ipa-inline.c (cgraph_decide_inlining):
+       Include reason for not inlining called-once functions in dump file.
+
+2009-10-30  Daniel Gutson  <dgutson@codesourcery.com>
+
+       * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
+       * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
+       (LINK_SPEC): BE_LINK_SPEC added.
+
+2009-10-30  Richard Guenther  <rguenther@suse.de>
+
+       PR lto/41858
+       * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
+
+2009-10-30  Nathan Sidwell  <nathan@codesourcery.com>
+
+       * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
+       * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
+       label.
+
+2009-10-30  Martin Jambor  <mjambor@suse.cz>
+
+       * tree-sra.c (build_ref_for_offset_1): Remove a comment.
+
+2009-10-30  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR target/40838
+       * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
+       first.  Move assert on stack_alignment_estimated just before
+       setting stack_realign_needed.
+       (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
+       Don't call update_stack_boundary.
+
+       * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
+       (verride_options): Don't check ix86_force_align_arg_pointer here.
+       (ix86_function_ok_for_sibcall): Use it.
+       (ix86_update_stack_boundary): Likewise.
+
+       * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
+
+2009-10-30  Richard Earnshaw  <rearnsha@arm.com>
+
+       * arm.md (QHSI): New mode iterator.
+       (movqi): If generating for thumb, then truncate any immediate to
+       8 bits.
+       * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
+       with...
+       (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
+       version.
+
+2009-10-29  Cary Coutant  <ccoutant@google.com>
+
+       PR debug/41700
+       * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
+       locations in the source).
+       (store_vcall_insn): New function.
+       (lookup_vcall_insn): New function.
+       (dwarf2out_virtual_call_token): Use store_vcall_insn.
+       (dwarf2out_copy_call_info): New function.
+       (dwarf2out_virtual_call): Use lookup_vcall_insn.
+       * emit-rtl.c (try_split): Call copy_call_info debug hook.
+       * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
+       * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
+       (debug_nothing_rtx_rtx): New dummy hook.
+       * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
+       (xcoff_debug_hooks): Likewise.
+       * sdbout.c (sdb_debug_hooks): Likewise.
+       * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
+
+2009-10-29  David Daney  <ddaney@caviumnetworks.com>
+
+       * doc/invoke.texi (mmcount-ra-address): Document new command line
+       option.
+       * config/mips/mips.opt (mmcount-ra-address): New option.
+       * config/mips/mips-protos.h (mips_function_profiler): Declare new
+       function.
+       * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
+       member.
+       (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
+       (mips_function_profiler): Moved from FUNCTION_PROFILER, and
+       rewritten.
+       * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
+       mips_function_profiler.
+
+2009-10-29  Steve Ellcey  <sje@cup.hp.com>
+
+       PR middle-end/37565
+       PR target/38018
+       * doc/tm.texi (OVERRIDE_OPTIONS): Update.
+       (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
+       * optc-gen.awk (cl_target_option_restore): Include call to 
+       targetm.override_options_after_change.
+       * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
+       * target.h (override_options_after_change): New.
+       * c-common.c (parse_optimize_options): Call
+       targetm.override_options_after_change.
+       * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
+       (ia64_override_options_after_change): New.
+       (ia64_override_options) Add call to above.
+
+2009-10-29  Michael Matz  <matz@suse.de>
+
+       * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
+       (gate_convert_to_rsqrt): Ditto.
+       (pass_convert_to_rsqrt): Ditto.
+       * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
+       * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
+       to pass list.
+
+       * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
+
+2009-10-29  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
+
+       * config/arm/arm.c (find_best_start): Fix type of remainder to be
+       unsigned .
+
+2009-10-29  Martin Jambor  <mjambor@suse.cz>
+
+       PR tree-optimization/41775
+       * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
+       (generate_subtree_copies): Do not unshare agg.
+       (load_assign_lhs_subreplacements): Do not unshare rhs.
+       (sra_modify_assign): Do not unshare exprs.
+       (propagate_subacesses_accross_link): Renamed to
+       propagate_subaccesses_across_link.
+
+2009-10-29  Richard Earnshaw  <rearnsha@arm.com>
+
+       * arm.c (count_insns_for_constant): Rework to support counting for
+       thumb2 immediates as well.
+       (find_best_start): Split out from arm_gen_constant.
+       (arm_gen_constant): Rework to support XOR with immediate.
+
+2009-10-29  Chao-ying Fu  <fu@mips.com>
+
+       * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
+       functions.
+       (mips_expand_synci_loop):  Use the length rtx to control the
+       synci loop from the begin rtx that points to the first byte of
+       the cache line.
+
+2009-10-28  Rafael Avila de Espindola  <espindola@google.com>
+
+       * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
+
+2009-10-28  Rafael Avila de Espindola  <espindola@google.com>
+
+       * dbxout.c (dbxout_common_check): Accept non public trees.
+       * dwarf2out.c (fortran_common): Accept non public trees.
+
+2009-10-28  Rafael Avila de Espindola  <espindola@google.com>
+
+       * common.opt (fuse-linker-plugin): New option.
+       * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
+       fuse-linker-plugin.
+       * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
+
+2009-10-28  Paolo Bonzini  <bonzini@gnu.org>
+
+       PR rtl-optimization/39715
+       * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
+       (gen_cstoresi_ltu_thumb1): New splitter.
+
+2009-10-28  Richard Guenther  <rguenther@suse.de>
+
+       PR lto/41808
+       PR lto/41839
+       * tree-ssa.c (useless_type_conversion_p): Do not treat
+       conversions to pointers to incomplete types as useless.
+       * gimple.c (gimple_types_compatible_p): Compare struct tags,
+       not typedef names.
+
+2009-10-28  Jakub Jelinek  <jakub@redhat.com>
+
+       * var-tracking.c (emit_note_insn_var_location): Don't call the second
+       vt_expand_loc unnecessarily when location is not a register nor
+       memory.
+
+       PR middle-end/41837
+       * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
+       fields don't have DECL_NAME.
+
+       PR debug/41801
+       * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
+       call convert_memory_address on addr.
+
+       PR target/41762
+       * config/i386/i386.c (ix86_pic_register_p): Don't call
+       rtx_equal_for_cselib_p for VALUEs discarded as useless.
+
+2009-10-28  Richard Sandiford  <rdsandiford@googlemail.com>
+
+       * var-tracking.c (emit_note_insn_var_location): Get the mode of
+       a variable part from its REG, MEM or VALUE.
+
+2009-10-28  Richard Guenther  <rguenther@suse.de>
+
+       * gimple.c (gimple_get_alias_set): Fix comment typo.
+
+2009-10-28  Richard Guenther  <rguenther@suse.de>
+
+       * tree.c (free_lang_data_in_type): Do not call get_alias_set.
+       (free_lang_data): Unconditionally compute alias sets for all
+       standard integer types.  Bail out if gate bailed out previously.
+       Do not reset the types_compatible_p langhook.
+       (gate_free_lang_data): Remove.
+       (struct pass_ipa_free_lang_data): Enable unconditionally.
+       * gimple.c (gimple_get_alias_set): Use the same alias-set for
+       all pointer types.
+
+2009-10-28  Richard Guenther  <rguenther@suse.de>
+
+       PR middle-end/41855
+       * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
+       (ref_maybe_used_by_call_p_1): Fix bcopy handling.
+       (call_may_clobber_ref_p_1): Likewise.
+       * tree-ssa-structalias.c (find_func_aliases): Likewise.
+       * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
+
+2009-10-28  Paolo Bonzini  <bonzini@gnu.org>
+
+       PR rtl-optimization/41812
+
+       Revert:
+       2009-06-27  Paolo Bonzini  <bonzini@gnu.org>
+
+       * df-problems.c (df_md_scratch): New.
+       (df_md_alloc, df_md_free): Allocate/free it.
+       (df_md_local_compute): Only include live registers in init.
+       (df_md_transfer_function): Prune the in-set computed by
+       the confluence function, and the gen-set too.
+
+2009-10-28  Paolo Bonzini  <bonzini@gnu.org>
+
+       PR rtl-optimization/39715
+       * combine.c (simplify_comparison): Use extensions to
+       widen comparisons.  Try an ANDing first.
+
+2009-10-28  Paolo Bonzini  <bonzini@gnu.org>
+
+       PR rtl-optimization/40741
+       * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
+       a small constant is cheap.
+       * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
+       force_reg on the LHS.
+       (xorsi3): Likewise, and split the XOR if the constant is complex
+       and not in Thumb mode.
+
 2009-10-28  Paolo Bonzini  <bonzini@gnu.org>
 
        * expmed.c (emit_store_flag): Check costs before