+2005-12-21 Steven Bosscher <stevenb@suse.de>
+
+ PR rtl-optimization/25130
+ * postreload-gcse.c (record_last_set_info): Notice stack pointer
+ changes in push insns without REG_INC notes.
+
+2005-12-21 Kazu Hirata <kazu@codesourcery.com>
+
+ PR tree-optimization/25382.
+ * tree-vrp.c (extract_range_from_binary_expr): Extract a range
+ from BIT_AND_EXPR.
+
+2005-12-21 Janis Johnson <janis187@us.ibm.com>
+ Ben Elliston <bje@au.ibm.com>
+
+ * configure.ac: Enable C extension for decimal float if invoked
+ with --enable-decimal-float.
+ * doc/install.texi (Configuration): Document it.
+ * configure, config.in: Regenerate.
+
+2005-12-20 Mike Stump <mrs@apple.com>
+
+ * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Handle the
+ ambiguity between -seg_addr_table and -seg_addr_table_filename.
+ (WORD_SWITCH_TAKES_ARG): Likewise.
+ (LINK_SPEC): Likewise.
+
+2005-12-20 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * cfganal.c (flow_reverse_top_sort_order_compute):
+ Renamed to post_order_compute and additional parameter added which
+ allows the inclusion of entry and exit blocks into list.
+ (mark_dfs_back_edges): Fixed comment.
+ (flow_depth_first_order_compute): Renamed to
+ pre_and_rev_post_order_compute additional parameter added which
+ allows the inclusion of entry and exit blocks into list.
+ * global.c (set_up_bb_rts_numbers): Call to
+ flow_reverse_top_sort_order_compute renamed to
+ post_order_compute.
+ * var-tracking.c (vt_stack_adjustments): Fixed comment.
+ (vt_find_locations): Call to
+ flow_depth_first_order_compute renamed to
+ pre_and_rev_post_order_compute.
+ * cfgloop.c (flow_find_loops): Ditto.
+ * tree-ssa-reassoc.c (init_reassoc): Ditto.
+ * df.c (df_analyze_1, df_analyze_subcfg): Calls to
+ flow_reverse_top_sort_order_compute renamed to post_order_compute
+ and calls to flow_reverse_top_sort_order_compute renamed to
+ post_order_compute.
+ * basic_block.h: Ditto.
+
+
+2005-12-20 Roger Sayle <roger@eyesopen.com>
+ Paolo Bonzini <bonzini@gnu.org>
+
+ PR rtl-optimization/25115
+ * gcse.c (pre_insert_copy_insn): Fall back to the sole
+ SET in the insn if there is no SET for an
+ expression that is equivalent to EXPR.
+
+2005-12-20 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/24306
+ * builtins.c (std_gimplify_va_arg_expr): Do not align
+ va frame for zero sized types.
+ * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
+
+2005-12-20 Kazu Hirata <kazu@codesourcery.com>
+
+ PR tree-optimization/25501
+ * tree-cfgcleanup.c (merge_phi_nodes): Check that RESULT is
+ used in the PHI argument corresponding to the edge from BB to
+ DEST.
+
+2005-12-20 Richard Guenther <rguenther@suse.de>
+
+ Revert
+ 2005-12-02 Richard Guenther <rguenther@suse.de>
+
+ * tree-cfg.c (mark_used_vars): New function.
+ (dump_function_to_file): Dump only used VAR_DECLs.
+
+2005-12-19 Roger Sayle <roger@eyesopen.com>
+
+ * combine.c (try_combine): Improve splitting of binary operators
+ by taking advantage of reassociative transformations.
+
+2005-12-19 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (thread_across_edge): Do not use local_fold.
+ Strip away all type conversions after simplifying the
+ condition.
+
+ * tree-cfgcleanup.c (merge_phi_nodes): Allow merging in some
+ cases the forwarder block dominates the destination.
+
+2005-12-19 DJ Delorie <dj@redhat.com>
+
+ * reload1.c (spill_failure): Dump reload data to dump file.
+ (find_reload_regs): Likewise.
+
+2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/24793
+ * tree-ssa-loop-ivopts.c (get_ref_tag): Remember the
+ original reference if there are subvars.
+ * tree-ssa-operands.c (get_tmr_operands): Handle subvars.
+
+2005-12-19 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * df.c (df_analyze_1, df_analyze_subcfg, iterative_dataflow):
+ Corrected basic block number calculations for changes in entry and
+ exit numbering.
+
+2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-flow.h (struct var_ann_d): Change type of
+ may_aliases field to VEC(tree, gc) *.
+ (may_aliases): Declaration changed.
+ * tree-ssa-alias.c (group_aliases, add_may_alias,
+ replace_may_alias, dump_may_aliases_for,
+ is_aliased_with, add_type_alias, new_type_alias):
+ Work with VEC(tree, gc) * instead of varray.
+ * tree-flow-inline.h (may_aliases): Ditto.
+ * tree-ssa.c (verify_flow_insensitive_alias_info,
+ verify_name_tags): Ditto.
+ * tree-ssa-operands.c (add_stmt_operand): Ditto.
+
+2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
+
+ * cfgcleanup.c: Temporarily revert patches for PR 20070 till Bernd
+ comes back.
+
+2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
+
+ * struct-equiv.c (struct_equiv_improve_checkpoint): Fix sets_cc0_p
+ check.
+
+2005-12-19 Ben Elliston <bje@au.ibm.com>
+
+ * doc/install.texi (Configuration): Typo in Fortran subheading.
+
+2005-12-19 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/mt/mt.md (decrement_and_branch_until_zero): Add another
+ scratch. Correct its reload split. Adjust its peephole.
+ (doloop_end): Add additional scratch.
+ (nop): Use 'nop'.
+ * config/mt/mt.c (MT_INT_ARG_FIRST): Remove.
+ (mt_asm_output_opcode, mt_print_operand): Use 'nop'.
+ (mt_function_arg_slotno): Use FIRST_ARG_REGNUM.
+ (mt_builtin_saveregs): Replace with ...
+ (mt_setup_incoming_varargs): ... here. Save just the varadic
+ args.
+ (mt_va_start): Remove.
+ (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p.
+ (mt_machine_reorg): Split all insns here.
+ (TARGET_SETUP_INCOMING_VARARGS): Override.
+ * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only.
+ Set to CPU type.
+ (EXPAND_BUILTIN_VA_START): Remove.
+
+2005-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * flow.c (update_life_info, count_or_remove_death_notes): Fixed
+ latent bug that could happen if update_life_info was called with a
+ blocks parameter and the call to cleanup_cfg actually deleted one
+ of those blocks.
+
+2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-ssa-structalias.c (update_alias_info): Remove handling
+ of may_be_aliased (SSA_NAME_VAR (op)) case.
+
+2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-flow.h (struct stmt_ann_d): Remove
+ makes_aliased_loads and makes_aliased_stores fields.
+ * tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
+ and makes_aliased_loads fields.
+ * tree-ssa-dom.c (eliminate_redundant_computations): Do not
+ use makes_aliased_stores.
+ * tree-ssa-operands.c (clobbered_aliased_loads,
+ clobbered_aliased_stores, ro_call_aliased_loads): Removed.
+ (build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
+ add_call_read_ops): Do not set makes_aliased_stores and
+ makes_aliased_loads fields.
+ * tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
+ field.
+
+2005-12-18 Geoffrey Keating <geoffk@apple.com>
+
+ * config/darwin.h: Don't include darwin-sections.def to declare
+ global variables; instead create darwin_section_enum.
+ (darwin_section_enum): New.
+ (darwin_sections): New.
+ * config/darwin.c: Don't include darwin-sections.def to define
+ global variables.
+ (darwin_sections): New.
+ (output_objc_section_asm_op): Rewrite to take advantage of
+ darwin_sections.
+ (darwin_init_sections): Rewrite to use darwin_sections.
+ (machopic_output_indirection): Update for darwin_sections array.
+ (machopic_select_section): Likewise.
+ (machopic_select_rtx_section): Likewise.
+ (machopic_asm_out_constructor): Likewise.
+ (machopic_asm_out_destructor): Likewise.
+ (darwin_file_end): Likewise.
+ * config/rs6000/rs6000.c (machopic_output_stub): Likewise.
+ * config/i386/i386.c (machopic_output_stub): Likewise.
+
+2005-12-18 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/25481
+ * tree-ssa-structalias.c (handle_ptr_arith): Handle accesses we
+ don't have a varinfo for.
+
+2005-12-18 Jon Grimm <jgrimm2@us.ibm.com>
+ Janis Johnson <janis187@us.ibm.com>
+ Ben Elliston <bje@au.ibm.com>
+
+ * optabs.c (init_floating_libfuncs): Handle decimal float modes.
+ (init_optabs): Handle libfuncs for decimal float.
+ * genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT.
+ * stor-layout.c (int_mode_for_mode): Likewise.
+ * simplify-rtx.c (simplify_immed_subreg): Likewise.
+ (simplify_unary_operation_1): Skip optimisations for decimal float
+ modes.
+ * varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT.
+ * emit-rtl.c (gen_const_vector): Add assertion check.
+ (init_emit_once): Populate const_tiny_rtx with constants in each
+ decimal float mode.
+ * expmed.c (extract_high_half, expand_mult_highpart_optab,
+ expand_mult_highpart): Assert that mode is not a scalar float
+ mode.
+ * expr.c (convert_move): Handle conversion between decimal and
+ binary floats of the same size.
+ * convert.c (convert_to_real): Consider decimal float types when
+ folding.
+ * dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to
+ describe decimal floating point types.
+
+2005-12-18 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR rtl-optimization/21041
+ * reload.c (find_reloads_subreg_address): Replace paradoxical
+ subreg of MEM by widened access only if the resulting memory
+ is properly aligned, even on !STRICT_ALIGNMENT targets.
+
+2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
+
+2005-12-18 Steven Bosscher <stevenb@suse.de>
+
+ * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
+ the 2005-12-17 patch to renumber the entry and exit blocks.
+
+2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * doc/objc.texi (Type encoding): Fix typo.
+
+2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * tree-tailcall.c (find_tail_calls): Use XNEW.
+ * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
+ (free_all_edge_infos): Use explicit cast to convert from void *.
+ (vrp_free): Likewise.
+ (dom_opt_finalize_block): Likewise.
+ (record_equivalences_from_incoming_edge): Likewise.
+ (thread_across_edge): Likewise. Use XCNEWVEC.
+ (record_cond): Use XCNEW.
+ (record_conditions): Use XNEWVEC.
+ (record_edge_info): Use XCNEWVEC.
+ (lookup_avail_expr): Use XNEW.
+ (record_range): Likewise. Use GGC_NEW.
+ * tree-nested.c (var_map_hash): Use explicit cast to convert from
+ void *.
+ (var_map_eq): Likewise.
+ (lookup_field_for_decl): Likewise.
+ (convert_nonlocal_reference): Likewise.
+ (convert_local_reference): Likewise.
+ (convert_nl_goto_reference): Likewise.
+ (convert_nl_goto_receiver): Likewise.
+ (convert_call_expr): Likewise.
+ (convert_tramp_reference): Likewise.
+ (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
+ (convert_nl_goto_reference): Likewise.
+ (lookup_field_for_decl): Use GGC_NEW.
+ (create_nesting_tree): Use GGC_CNEW.
+ * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
+ * tree-ssa-alias.c (init_alias_info): Use XCNEW.
+ (create_alias_map_for): Likewise.
+ (setup_pointers_and_addressables): Use XCNEWVEC.
+ (get_ptr_info): Use GGC_NEW.
+ (used_part_map_eq): Use explicit cast to convert from void *.
+ (up_lookup): Likewise.
+ (up_insert): Use XNEW.
+ (get_or_create_used_part_for): Use XCNEW.
+ (get_tmt_for): Likewise.
+ * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
+ * tree-ssa-pre.c (phi_trans_add): Use XNEW.
+ (bitmap_set_new): Use explicit cast to convert from void *.
+ (set_new): Likewise.
+ (insert_into_set): Likewise.
+ (pool_copy_list): Likewise.
+ (phi_translate): Likewise.
+ (create_value_expr_from): Likewise.
+ (insert_aux): Use XCNEWVEC.
+ (compute_avail): Use XNEWVEC.
+ * tree-ssa-live.c (calculate_live_on_entry): Likewise.
+ (sort_coalesce_list): Likewise.
+ (build_tree_conflict_graph): Use XCNEWVEC.
+ * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
+ * tree-ssa-copy.c (init_copy_prop): Likewise.
+ (fini_copy_prop): Likewise.
+ * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
+ and XCNEWVEC.
+ (record_equiv): Use XNEW.
+ (uncprop_into_successor_phis): Use explicit cast to convert from
+ void *.
+ (uncprop_initialize_block): Likewise.
+
+2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
+
+ PR tree-optimization/24378
+ * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
+ basic-block after loop-versioning.
+
+2005-12-18 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
+ to simplify SWITCH_EXPR_CODE moved from here to ...
+ * tree-ssa-forwprop.c (simplify_switch_expr): Here.
+ (tree-ssa-forward_propagate_single_use_vars): Call
+ simplify_switch_expr when appropriate.
+
+2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * doc/objc.texi (Type encoding): Add documentation about encoding
+ complex types and _Bool.
+
2005-12-17 Paul Brook <paul@codesourcery.com>
* config/m68k/m68k.md (m68k_output_function_prologue): Always call
2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
- * sim/common/sim-signal.c (sim_signal_to_target): Add missing ':'.
- * sim/common/sim-signal.h (sim_signal_to_target): Return an int.
-
* config/mt/t-mt (crti.o, crtn.o): Add multilib options.
(EXTRA_MULTILIB_PARTS): Define.
* config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
apcs/atpcs.
-2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
+2005-12-11 Rafael vila de Espndola <rafael.espindola@gmail.com>
* tree-flow.h: Allow compilation with a C++ compiler.
(struct edge_prediction): Prefix all field names with "ep_".
2005-12-09 Aldy Hernandez <aldyh@redhat.com>
- * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
- (MULTILIB_DIRNAMES): Define.
+ * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
+ (MULTILIB_DIRNAMES): Define.
2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
* coretypes.h (section): Provide dummy definition for target files.
* config/darwin.h: Revert previous change.
-2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
+2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
* doc/sourcebuild.texi (all.build, install-normal): Remove.
* configure.ac: Remove all.build and install-normal from target_list
* configure: Regenerate.
* Makefile.in (install): Don't depend on install-normal.
-2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
+2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
* Makefile.in: Document the use of stamps.
-2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
+2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
* doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
* Makefile.in: Add code to compute some dependencies on s-gtype
* gcc.c (main): Compare language[0] with '*' when iterating over
the infiles.
-2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
+2005-07-13 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.c: (s390_cc_modes_compatible): Move before
"s390_emit_compare". Add handling of CCZ1mode.
Use CCZ1mode instead of CCZmode.
* config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
-2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
+2005-07-13 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
pattern.
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