+2005-12-31 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/25612
+ * tree-ssa-pre.c (compute_avail): Treat the static chain decl as a
+ parameter and pretend that it is defined in the entry basic block.
+
+2005-12-30 Kazu Hirata <kazu@codesourcery.com>
+
+ * tree-outof-ssa.c (_elim_graph): Change the type of STACK to
+ VEC(int,heap).
+ (new_elim_graph, delete_elim_graph, elim_forward,
+ eliminate_phi): Use the VEC API on STACK.
+
+2005-12-29 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree.h (VALUE_HANDLE_VUSES): New.
+ (struct tree_value_handle): Add vuses.
+
+ * tree-vn.c (struct val_expr_pair_d): Remove stmt, add vuses.
+ (vn_compute): Remove stmt argument.
+ Don't use vuses in hash value computation.
+ (val_expr_pair_eq): Compare vuse lists.
+ (copy_vuses_from_stmt): New function.
+ (shared_vuses_from_stmt): Ditto.
+ (vn_add): Rewrite in terms of vn_add_with_vuses.
+ (vn_add_with_vuses): New function.
+ (vn_lookup): Rewrite in terms of vn_lookup_with_vuses.
+ (vn_lookup_with_vuses): New function.
+ (vuses_compare): New function.
+ (print_creation_to_file): Ditto.
+ (vn_lookup_or_add): Rewrite to handle vuses.
+ (sort_vuses): New function.
+ (vn_lookup_or_add_with_vuses): Ditto.
+ (vn_init): Initialize shared_lookup_vuses.
+ (vn_delete): Free shared_lookup_vuses.
+
+ * tree-ssa-pre.c: Update todo list.
+ (bb_value_sets_t): Add rvuse_in, rvuse_out, rvuse_gen, and
+ rvuse_kill.
+ (RVUSE_IN): New macro.
+ (RVUSE_GEN): Ditto.
+ (RVUSE_KILL): Ditto.
+ (RVUSE_OUT): Ditto.
+ (modify_expr_node_pool): New function.
+ (pretemp): New.
+ (storetemp): Ditto.
+ (mergephitemp): Ditto.
+ (prephitemp): Ditto.
+ (struct expr_pred_trans_d): Add vuses member.
+ (expr_pred_trans_eq): Compare vuses.
+ (phi_trans_lookup): Add vuses argument.
+ (phi_trans_add): Ditto.
+ (translate_vuses_through_block): New function.
+ (phi_translate): Use vuses to ask about those expressions that can
+ have vuses.
+ Properly translate virtual uses through phis, and use
+ vn_lookup_or_add_with vuses. Handle tcc_reference.
+ (phi_translate_set): Don't add pointless translations to the
+ cache.
+ (get_representative): New function.
+ (vuses_dies_in_block_x): Ditto.
+ (valid_in_set): Add block argument. Check virtual use validity.
+ (clean): Add block argument. Update call to valid_in_set
+ (compute_antic_aux): Update call to clean.
+ (dump_bitmap_of_names): New function.
+ (compute_vuse_representatives): Ditto.
+ (compute_rvuse): Ditto.
+ (can_value_number_call): Modified to accept calls with vuses.
+ (can_value_number_operation): New function.
+ (can_PRE_operation): Ditto.
+ (need_creation): New vector of stores that may need creation.
+ (find_or_generate_expression): use can_PRE_operation.
+ (create_expression_by_pieces): Handle INDIRECT_REF.
+ Only create one temp until we have to change types.
+ Mark new vars for renaming.
+ (insert_into_preds_of_block): Ignore loopiness of loads.
+ Use can_PRE_operation.
+ Only create one temp until we have to chnge types.
+ (insert_aux): Use can_PRE_operation.
+ Don't pass name to insert_into_preds_of_block.
+ (insert_extra_phis): Only use one temp until we have to change
+ types.
+ (poolify_tree): New function.
+ (modify_expr_template): New var.
+ (poolify_modify_expr): New function.
+ (insert_fake_stores): Ditto.
+ (realify_fake_stores): Ditto.
+ (compute_avail): Use can_value_number_operation.
+ (mark_operand_necessary): Return NULL for non-SSA names.
+ (remove_dead_inserted_code): Update comment.
+ (init_pre): Initialize pretemp, need_creation, storetemp,
+ mergephitemp, prephitemp.
+ Create modify_expr_node_pool.
+ (fini_pre): Free modify_expr_node_pool and need_creation array.
+ (execute_pre): Call insert_fake_stores, compute_rvuse, and
+ realify_fake_stores.
+ * tree-flow.h (vn_compute): Fix prototype.
+ (vn_add): Ditto.
+ (vn_lookup): Ditto.
+ (sort_vuses): New.
+ (vn_lookup_or_add_with_vuses): Ditto.
+ (vn_add_with_vuses): Ditto.
+ (vn_lookup_with_vuses): Ditto.
+ * passes.c (pass_may_alias): Add.
+
+2005-12-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * c-pretty-print.h (struct c_pretty_print_info): Add new member
+ "constant".
+ (pp_constant): New macro.
+ * c-pretty-print.c (pp_c_pretty_printer_init): Set pp->constant.
+
+2005-12-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR fortran/25586
+ * pa.md: Remove REG_POINTER check from REG+REG peephole2 floating-point
+ store patterns.
+
+2005-12-29 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * bitmap.c (bitmap_element_free, bitmap_element_link,
+ bitmap_elt_insert_after, bitmap_and, bitmap_and_compl,
+ bitmap_and_compl, bitmap_ior, bitmap_ior_into, bitmap_xor,
+ bitmap_xor_into): Added code to properly maintain the variants
+ associated with the CURRENT and HEAD fields.
+ (bitmap_popcount, bitmap_clear_range, bitmap_compl_and_into): New
+ functions.
+ * bitmap.h: Added defs for bitmap_popcount, bitmap_clear_range,
+ and bitmap_compl_and_into.
+
+
+2005-12-29 Mike Stump <mrs@apple.com>
+
+ * doc/invoke.texi (Objective-C and Objective-C++ Dialect Options
+ -fobjc-exceptions): Don't imply this doesn't work with the GNU
+ runtime.
+
+2005-12-29 Nathan Sidwell <nathan@codesourcery.com>
+
+ * varasm.c (get_section): Use gcc_assert.
+
+2005-12-29 Paul Brook <paul@codesourcery.com>
+
+ * config/m68k/m68k.h (RETURN_ADDR_RTX): Define.
+ * config/m68k/m68k.c (m68k_initial_elimination_offset): Remove FIXME.
+ Include offset due to FIRST_PARM_OFFSET.
+
+2005-12-29 Paul Brook <paul@codesourcery.com>
+
+ * config/m68k/lb1sf68.asm (__cmpdf2): Fix typo in immediate mask.
+ Create wrapper and rename body...
+ (__cmpdf2_internal): ... to this. Return correct value for unordered
+ result.
+ (__cmpsf2): Create wrapper and rename body...
+ (__cmpsf2_internal): ... to this. Return corerct value for unordered
+ result.
+ (__eqdf2, __nedf2, __gtdf2, __gedf2, __ltdf2, __ledf2): Use
+ __cmpdf2_internal.
+ (__eqsf2, __nesf2, __gtsf2, __gesf2, __ltsf2, __lesf2): Use
+ __cmpsf2_internal.
+
+2005-12-29 Paul Brook <paul@codesourcery.com>
+
+ * config/m68k/fpgnulib.c (__extendsfdf2): Handle negative zero.
+ (__truncdfsf2): Ditto.
+ (__extenddfxf2): Ditto.
+ (__truncxfdf2): Ditto.
+ * config/m68k/lb1sf68.asm (__addsf3): Return -0.0 for -0.0 + -0.0.
+ (__adddf3): Ditto.
+
+2005-12-29 Daniel Jacobowitz <dan@codesourcery.com>
+ Paul Brook <paul@codesourcery.com>
+
+ * config/m68k/m68k.c (m68k_output_pic_call): Don't use bsr.l for
+ !TARGET_68020.
+ * config/m68k/t-m68kelf (EXTRA_PARTS): Remove.
+ (EXTRA_MULTILIB_PARTS): Set.
+ * config/m68k/t-uclinux (EXTRA_PARTS): Remove.
+ (EXTRA_MULTILIB_PARTS): Set.
+
+2005-12-29 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/25572
+ * config/rs6000/rs6000.c (create_TOC_reference): Set regs_ever_live.
+
+2005-12-28 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config.gcc (mt-*-*): Add --with-arch support.
+ (--with): Print accepted options on error.
+ * config/mt/mt.h (OPTION_DEFAULT_SPECS): Define.
+
+ * config/mt/mt.c (DEF_VEC_P(basic_block),
+ DEF_VEC_ALLOC_P(basic_bloc,heap)): Remove from here.
+
+2005-12-28 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/25394
+ * fold-const.c (fold_checksum_tree): Guard
+ portions of checksumming with correct structure checks.
+
+2005-12-27 Kazu Hirata <kazu@codesourcery.com>
+
+ * global.c, tree-ssa-pre.c: Move DEF_VEC_P(basic_block) and
+ DEF_VEC_ALLOC_P(basic_block,{gc,heap}) to ...
+ * basic-block.h: ... here.
+
+2005-12-27 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (int_const_binop): Return NULL_TREE when an expression
+ can't be evaluated at compile-time (instead of calling abort).
+ Return NULL_TREE for division (and modulus) by zero.
+ (const_binop): Return NULL_TREE for floating point operators that
+ aren't handled by real_arithmetic.
+ (fold_binary): Eliminate "wins" variable, and "binary" label, by
+ folding operators with constant operands early. Assert that
+ operands are non-NULL.
+
+2005-12-27 Kazu Hirata <kazu@codesourcery.com>
+
+ * tree-vrp.c (extract_range_from_binary_expr): Use
+ build_int_cst instead of fold_convert.
+
+2005-12-26 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/23171, c++/23172, c++/25417.
+ * c-decl.c (compound_literal_number): Remove.
+ (build_compound_literal): Use set_compound_literal_name.
+ * c-common.c (compound_literal_number): New variable.
+ (set_compound_literal_name): New function.
+ * c-common.h (set_compound_literal_name): Declare.
+
+2005-12-26 Kazu Hirata <kazu@codesourcery.com>
+
+ PR tree-optimization/25125
+ * convert.c (convert_to_integer): Don't narrow the type of a
+ PLUS_EXPR or MINUS_EXPR if !flag_wrapv and the unwidened type
+ is signed.
+
+2005-12-26 Graham Stott <graham.stott@btinternet.com>
+
+ PR middle-end/25568
+ * combine.c (simplify_shift_const_1 <case PLUS>):Fix enable-checking
+ rtl bootstrap failure.
+
+2005-12-25 Kazu Hirata <kazu@codesourcery.com>
+
+ * final.c (compute_alignments): Make it static.
+ * gcse.c (gcse_main, bypass_jumps): Likewise.
+ * web.c (web_main): Likewise.
+ * output.h: Remove the prototype for compute_alignments.
+ * rtl.h: Remove the prototypes for web_main, gcse_main, and
+ bypass_jumps.
+
+2005-12-24 Roger Sayle <roger@eyesopen.com>
+
+ * expr.c (force_operand): Use expand_fix and expand_float to
+ implement integer <-> FP conversions instead of convert_to_mode.
+
+2005-12-24 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/23171
+ * varasm.c (initializer_constant_valid_p): An ADDR_EXPR of a
+ CONSTRUCTOR is invalid.
+
+2005-12-23 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-pass.h (pass_eliminate_useless_stores): Remove.
+ * tree-ssa-pre.c (is_copy_stmt): Ditto.
+ (follow_copies_till_vuse): Ditto.
+ (do_eustore): Ditto.
+ (gate_eustores): Ditto.
+ (pass_eliminate_useless_stores): Ditto.
+ * passes.c (init_optimization_passes): Ditto.
+
+2005-12-23 Paolo Bonzini <bonzini@gnu.org>
+
+ * combine.c (simplify_shift_const): Fix typo. Use, whenever
+ applicable, simplify_const_binary_operation.
+
+ (simplify_shift_const): Leave only the fallback
+ case when no simplification is possible. Extract to...
+ (simplify_shift_const_1): ... here. Always create a new
+ RTX instead of substituting. Remove the signed_count variable.
+ Return NULL_RTX if no substitution is possible.
+
+ (simplify_and_const_int): Leave only the fallback
+ case when no simplification is possible. Extract to...
+ (simplify_and_const_int_1): ... here. Always create a new
+ RTX instead of substituting. Return NULL_RTX if no substitution
+ is possible.
+
+ (force_to_mode, simplify_comparison): Don't pass a non-NULL first
+ parameter to simplify_and_const_int and simplify_shift_const,
+ unless it is equal to the expected non-simplified result.
+
+2005-12-23 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/25005
+ * regrename.c (replace_oldest_value_reg): Use validate_change with
+ IN_GROUP set to 1 instead of doing direct modifications.
+ (copyprop_hardreg_forward_1): Likewise. If any replace_oldest_*
+ replacements have been performed on an instruction, use
+ apply_change_group ().
+
+2005-12-23 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/arit.c (do_31div): Clarify what "31" refers to.
+ [L_divsi3] (__Udiv): Don't use as inline function.
+ [L_modsi3] (__Umod): Ditto.
+ (__Div): Rearrange to call do_31div directly instead of __Udiv.
+ (__Mod): Similarly regarding __Umod.
+
+ PR target/24342
+ * config/cris/cris.c (cris_split_movdx): Add REG_INC notes for
+ emitted insns with post-increments.
+ (cris_expand_epilogue): Ditto.
+
+2005-12-22 Jakub Jelinek <jakub@redhat.com>
+ Richard Henderson <rth@redhat.com>
+
+ Merge from gomp-branch.
+ * builtins.def: Move all DEF_SYNC_BUILTIN to ...
+ * sync-builtins.def: ... new file.
+ (BUILT_IN_FETCH_AND_ADD_16,
+ BUILT_IN_FETCH_AND_SUB_16, BUILT_IN_FETCH_AND_OR_16,
+ BUILT_IN_FETCH_AND_AND_16, BUILT_IN_FETCH_AND_XOR_16,
+ BUILT_IN_FETCH_AND_NAND_16, BUILT_IN_ADD_AND_FETCH_16,
+ BUILT_IN_SUB_AND_FETCH_16, BUILT_IN_OR_AND_FETCH_16,
+ BUILT_IN_AND_AND_FETCH_16, BUILT_IN_XOR_AND_FETCH_16,
+ BUILT_IN_NAND_AND_FETCH_16, BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
+ BUILT_IN_VAL_COMPARE_AND_SWAP_16, BUILT_IN_LOCK_TEST_AND_SET_16,
+ BUILT_IN_LOCK_RELEASE_16): New builtins.
+ * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
+ BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
+ * builtins.c (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
+ * c-common.c (enum c_builtin_type): Move to top-level from
+ c_common_nodes_and_builtins enum builtin_type.
+ (builtin_types): Move from c_common_nodes_and_builtins.
+ (def_fn_type): New.
+ (c_common_nodes_and_builtins): Use it.
+ (def_builtin_1): Check for error_mark_node.
+ (sync_resolve_size): Handle also 128 bit sync builtins.
+ * Makefile.in (BUILTINS_DEF): New. Use it instead of builtins.def.
+
+ * config/i386/i386.h (x86_cmpxchg8b, x86_cmpxchg16b): New decls.
+ (TARGET_CMPXCHG8B, TARGET_CMPXCHG16B): Define.
+ * config/i386/i386.c (x86_cmpxchg8b, x86_cmpxchg16b): New variables.
+ * config/i386/sync.md (CASMODE, DCASMODE): New mode macros.
+ (doublemodesuffix, DCASHMODE): New mode attrs.
+ (sync_compare_and_swap<mode>): Change into expand, use CASMODE
+ instead of IMODE, if mode is wider than a word, expand into
+ sync_double_compare_and_swap*.
+ (*sync_compare_and_swap<mode>): New insn.
+ (sync_double_compare_and_swap<mode>): Likewise.
+ (*sync_double_compare_and_swapdi_pic): Likewise.
+ (sync_compare_and_swap_cc<mode>): Use CASMODE instead of IMODE, if
+ mode is wider than a word, expand into
+ sync_double_compare_and_swap_cc*.
+ (sync_double_compare_and_swap_cc<mode>): New insn.
+ (*sync_double_compare_and_swap_ccdi_pic): Likewise.
+
+2005-12-22 Richard Henderson <rth@redhat.com>
+
+ * config/i386/mmintrin.h (_mm_add_si64): Only define for SSE2.
+ (_mm_sub_si64): Likewise.
+ * config/i386/xmmintrin.h (_mm_shuffle_pi16, _m_pshufw): Likewise.
+
+2005-12-23 Alan Modra <amodra@bigpond.net.au>
+
+ PR rtl-optimization/25432
+ * reload1.c (eliminate_regs_in_insn): Update insn code on
+ successfully re-recognizing modified insn.
+
+2005-12-22 Richard Guenther <rguenther@suse.de>
+
+ * tree.c (tree_fold_gcd): Use build_int_cst where appropriate.
+ * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
+ * varasm.c (array_size_for_constructor): Likewise.
+ * fold-const.c (size_diffop, invert_truthvalue,
+ optimize_bit_field_compare, make_range, build_range_check,
+ fold_cond_expr_with_comparison, fold_truthop,
+ fold_single_bit_test_into_sign_test, fold_binary): Likewise.
+
+2005-12-22 Dale Johannesen <dalej@apple.com>
+
+ * config/i386/sse.md (sse_movhlps): Reverse operands for
+ 2nd and 3rd alternatives.
+
+2005-12-22 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/25513
+ * tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex
+ variables.
+
+2005-12-22 Zdenek Dvorak <dvorakz@suse.cz>
+ Steven Bosscher <stevenb@suse.de>
+
+ * df.c (df_bitmaps_free): Only work for bbs for that structures are
+ allocated.
+ (df_bb_modify): Realloc tables to the new index.
+ (df_find_use): New function.
+ (df_find_def, df_reg_used): Handle subregs.
+ * df.h (df_find_use): Declare.
+
+ * loop-invariant.c: Include hashtab.h.
+ (struct invariant): Remove processed field, add eqto and reg fields.
+ (struct invariant_expr_entry): New.
+ (invariant_for_use, hash_invariant_expr_1, invariant_expr_equal_p,
+ hash_invariant_expr, eq_invariant_expr, find_or_insert_inv,
+ find_identical_invariants, merge_identical_invariants): New functions.
+ (create_new_invariant): Return the new invariant. Initialize new
+ fields.
+ (find_invariants): Call merge_identical_invariants.
+ (get_inv_cost, best_gain_for_invariant, set_move_mark,
+ move_invariant_reg): Handle equivalent invariants.
+ * Makefile.in (loop-invariant.o): Add HASHTAB_H dependency.
+
+2005-12-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ PR c++/23333
+ * c-lex.c (c_lex_with_flags): Add PURE_ZERO to cpp_flags if
+ number is a single digit '0'.
+
+2005-12-22 Kazu Hirata <kazu@codesourcery.com>
+
+ PR tree-optimization/23518
+ * fold-const.c (make_range): Don't move a constant to the
+ other side of the comparison if the type is signed and -fwrapv
+ is given.
+
+2005-12-22 Kazu Hirata <kazu@codesourcery.com>
+
+ * tree-vrp.c (extract_range_from_binary_expr): Clean up uses
+ of vr0.type.
+
+2005-12-21 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR middle-end/24998
+ * config/arm/t-arm-elf (LIB1ASMFUNCS): Add _floatundidf and
+ _floatundisf.
+
+2005-12-21 Andrew Haley <aph@redhat.com>
+
+ PR middle-end/25121
+ * recog.c (peephole2_optimize): Don't peephole any
+ RTX_FRAME_RELATED_P insns.
+
+2005-12-21 Kazu Hirata <kazu@codesourcery.com>
+
+ * tree-data-ref.c (estimate_niter_from_size_of_data): Replace
+ fold_build2 with fold_binary.
+ * tree-ssa-ccp.c (visit_assignment, maybe_fold_stmt_addition):
+ Replace fold_build1 with fold_unary.
+ * tree-ssa-reassoc.c (optimize_ops_list): Replace fold_build2
+ with fold_binary.
+
+2005-12-21 Steven Bosscher <stevenb@suse.de>
+
+ PR rtl-optimization/25196
+ * 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
+ dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
+ when frame_pointer_needed.
+
+2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * tree-vn.c (vn_add): Use XNEW.
+ * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
+ (ccp_fold): Likewise.
+ (fold_stmt_r): Use explicit cast to convert from void *.
+ * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
+ (new_temp_expr_table): Likewise.
+ * gimplify.c (lookup_tmp_var): Use XNEW.
+ (gimplify_asm_expr): Use explcit cast to convert from void *.
+ * tree-into-ssa.c (get_ssa_name_ann): Likewise.
+ (get_def_blocks_for): Use XNEW.
+ (add_to_repl_tbl): Likewise.
+ (mark_def_sites): Use explicit cast to convert from void *.
+ (def_blocks_free): Likewise.
+ (mark_def_sites_initialize_block): Likewise.
+ (update_ssa): Use XNEWVEC.
+ * tree-dfa.c (create_var_ann): Use GGC_NEW.
+ (create_stmt_ann): Likewise.
+ (create_tree_ann): Likewise.
+ (referenced_var_insert): Likewise.
+ (set_default_def): Likewise.
+ (referenced_var_lookup_if_exists): Use explicit cast to convert
+ from void *.
+ (referenced_var_lookup): Likewise.
+ (default_def): Likewise.
+ (set_default_def): Likewise.
+ * tree-cfg.c (create_bb): Likewise.
+ (edge_to_cases_cleanup): Likewise.
+ (verify_node_sharing): Likewise.
+ (record_switch_edge): Use XNEW.
+ (cleanup_dead_labels): Use XCNEWVEC.
+ (tree_duplicate_sese_region): Use XNEWVEC.
+ * tree-scalar-evolution.c (get_instantiated_value): Likewise.
+ * tree-ssa.c (verify_ssa): Use XCNEWVEC.
+ (int_tree_map_eq): Use explicit cast to convert from void *.
+ * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
+ (__gcov_execl): Likewise.
+ (__gcov_execlp): Likewise.
+ (__gcov_execle): Likewise.
+ * tree-eh.c (struct_ptr_eq): Likewise.
+ (struct_ptr_hash): Likewise.
+ (lookup_stmt_eh_region_fn): Likewise.
+ (outside_finally_tree): Likewise.
+ (find_goto_replacement): Likewise.
+ (make_eh_edge): Likewise.
+ (mark_eh_edge): Likewise.
+ (add_stmt_to_eh_region_fn): Use GGC_NEW.
+ (record_in_finally_tree): Use XNEW.
+ (maybe_record_in_goto_queue): Use XRESIZEVEC.
+ (lower_try_finally_copy): Use XCNEWVEC.
+
+2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * tree-inline.c (copy_body_r): Use explicit cast when converting
+ from void *.
+ (copy_bb): Likewise.
+ (copy_edges_for_bb): Likewise.
+ (remap_decl_1): Likewise.
+ (estimate_num_insns_1): Likewise.
+ * cgraph.c (hash_node): Use explicit cast when converting from
+ void *.
+ (eq_node): Likewise.
+ (cgraph_create_node): Use GGC_CNEW.
+ (cgraph_create_edge): Use GGC_NEW.
+ (cgraph_remove_node): Use explicit cast when converting from void *.
+ (hash_varpool_node): Likewise.
+ (eq_varpool_node): Likewise.
+ (cgraph_varpool_node): Use GGC_CNEW.
+ * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
+ * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
+ (eq_scev_info): Use explicit cast when converting from void *.
+ (find_var_scev_info): Likewise.
+ (set_instantiated_value): Likewise.
+ (gather_stats_on_scev_database_1): Likewise.
+ * cfgloop.h (simple_loop_desc): Use explicit cast when converting
+ from void *.
+ * c-pch.c (c_common_write_pch): Use XNEWVEC.
+ (c_common_read_pch): Likewise.
+ * prefix.c (save_string): Use XNEWVEC.
+ (translate_name): Use explicit cast when converting from void *.
+ * c-ppoutput.c (print_line): Use explicit cast when converting
+ from void *.
+ (pp_dir_change): Likewise.
+ * c-cppbuiltin.c (builtin_define_std): Likewise.
+ (builtin_define_with_value): Likewise.
+ (builtin_define_with_value_n): Likewise.
+ (builtin_define_with_int_value): Likewise.
+ (builtin_define_type_max): Likewise.
+ * c-incpath.c (add_env_var_paths): Use XNEWVEC.
+ (add_path): Use XNEW.
+ * c-format.c (check_format_info_main): Use GGC_NEW.
+ (format_type_warning): Use explicit cast when converting from void *.
+ * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
+ xmalloc.
+ (start_init): Likewise.
+ * tree-flow-inline.h (first_referenced_var): Use explicit cast
+ when converting from void *.
+ (next_referenced_var): Likewise.
+ * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
+ * gensupport.c (lookup_predicate): Use explicit cast to convert
+ from void *.
+ (init_predicate_table): Use XCNEW instead of xcalloc.
+ * genpreds.c (process_define_predicate): Likewise.
+
+2005-12-17 Danny Berlin <dberlin@dberlin.org>
+ Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * basic-block.h: Changed basic block numbering so that the entry
+ block is 0 and the exit block is 1. Changed insn iterators so
+ that they are tolerant of blocks with no insns.
+ * regrename.c (copyprop_hardreg_forward): Changed basic block
+ numbering so that the entry block is 0 and the exit block is 1.
+ * sched-ebb.c (sehedule_ebbs): Ditto.
+ * tracer.c (branch_ratio_cutoff): Ditto.
+ * cfgloopmanip.c (fix_loop_structure): Ditto.
+ * cfghooks.c (verify_flow_info): Ditto.
+ * cfg.c (compact_blocks): Ditto.
+ * reorg.c (dbr_schedule): Ditto.
+ * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
+ * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
+ calculate_dominance_info): Ditto.
+ * cfganal.c (create_edge_list, print_edge_list,
+ flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
+ flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
+ dfs_enumerate_from): Ditto.
+ * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
+ * ifcvt.c (find_if_case_2): Ditto.
+ * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
+ find_basic_blocks): Ditto.
+ * predict.c (predict_loops, tree_bb_level_predictions,
+ predict_paths_leading_to, propagate_freq): Ditto.
+ * lcm.c (compute_antinout_edge, compute_laterin,
+ compute_available): Ditto.
+ * function.c (thread_prologue_and_epilogue_insns): Ditto.
+ * gcse.c (gcse_main, bypass_jumps): Ditto.
+ * profile.c (compute_branch_probabilities,
+ compute_value_histograms, branch_prob): Ditto.
+ * tree-flow-inline.h (bsi_start, bsi_after_labels,
+ bsi_last): Ditto.
+ * tree-ssa-phiopt.c (tree_ssa_phiopt,
+ blocks_in_phiopt_order): Ditto.
+ * bt-load.c (compute_defs_uses_and_gen, compute_kill,
+ compute_out, link_btr_uses, migrate_btr_defs): Ditto.
+ * tree-dfa.c (collect_dfa_stats): Ditto.
+ * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
+ * cfglayout.c (fixup_reorder_chain): Ditto.
+ * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
+ partition_hot_cold_basic_blocks): Ditto.
+ * var-tracking.c (vt_find_locations): Ditto.
+ * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
+ * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
+ * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
+ label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
+ * tree-ssa-reassoc.c (init_reassoc): Ditto.
+ * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
+ rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
+ * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
+ and removed unused reverse orders.
+ * df.h (): Ditto.
+ * combine.c: Fix document typo.
+
+2005-12-17 Jan Hubicka <jh@suse.cz>
+
+ * tree-flow-inline.h (set_default_def, default_def): Kill.
+ * tree-dfa.c (default_defs): New global variable.
+ (default_def, set_default_def): New functions.
+ * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
+ * tree-flow.h (struct var_ann_d): Kill default_def field.
+ (set_default_def, default_def): Update prototype.
+ (default_defs): Declare.
+
+2005-12-16 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
+ (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
+ into tree-ssa-forwprop.c.
+ (eliminate_redundant_computations): Do not call
+ simplify_rhs_and_lookup_avail_expr anymore.
+ * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
+ extracted from remnants of simplify_rhs_and_lookup_avail_expr.
+ (tree_ssa_forward_propagate_single_use_vars): Call
+ simplify_not_neg_expr appropriately.
+
+2005-12-16 Bernd Trog <berndtrog@yahoo.com>
+
+ PR target/20016
+ * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
+
+2005-12-17 Kazu Hirata <kazu@codesourcery.com>
+
+ PR rtl-optimization/25456
+ * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
+ info->x_start with p->x_start.
+
+2005-12-17 Alan Modra <amodra@bigpond.net.au>
+
+ * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
+ introduced 2005-12-16.
+
+2005-12-16 Steven Bosscher <stevenb@suse.de>
+
+ PR rtl-optimization/23837
+ * optabs.c (expand_binop): For a multi-word rotate, never emit
+ a REG_NO_CONFLICT block.
+
+2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/25457
+ * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
+
+ PR target/25447
+ * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
+ MODE_DECIMAL_FLOAT.
+
+2005-12-16 Steven Bosscher <stevenb@suse.de>
+
+ * loop-invariant.c (move_loop_invariants): Add missing hunk from
+ the previous patch, to nullify df.
+
+2005-12-16 Steven Bosscher <stevenb@suse.de>
+
+ * reorg.c (mostly_true_jump): Clean up code depending on
+ LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
+ poor man's branch prediction, instead rely on REG_BR_PROB
+ notes to be available.
+
+2005-12-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/24899
+ * loop.c (strength_reduce): Don't reduce giv that is not always
+ computable and where add_val or mult_val can trap.
+
+ * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
+
+2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
+ names of ms1-16-002 files.
+
+2005-12-16 Alan Modra <amodra@bigpond.net.au>
+
+ PR driver/20425
+ * gcc.c (for_each_path): New function.
+ (add_to_obstack, file_at_path): New functions.
+ (struct file_at_path_info, struct add_to_obstack_info): New.
+ (build_search_list): Rewrite using for_each_path. Constify struct
+ path_prefix pointer. Add do_multi param. Adjust all callers.
+ (find_a_file): Similarly, but just change existing param to bool.
+ (putenv_from_prefixes): Add do_multi param, make "paths" const.
+ (do_spec_path): Delete.
+ (struct spec_path_info): New.
+ (spec_path): New function.
+ (do_spec_1): Use for_each_path for %D and %I.
+ (find_file): Adjust for find_a_file changes.
+ (main): Search multilibs for specs. Print multilib lib path for
+ -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
+ (read_specs): Search multilibs for %include and %include_noerr.
+ (is_directory): Remove second string param. Change last param
+ to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
+ check path is a dir. Update all callers.
+ * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
+ * system.h (SMALL_ARG_MAX): Poison.
+ * config.gcc: Don't define SMALL_ARG_MAX.
+ * config.host: Likewise.
+ * config.build: Likewise.
+
+2005-12-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
+ FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
+ ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
+ simplify_logical): Move simplifications that do not require
+ additional infrastructure...
+ * simplify-rtx.c (simplify_unary_operation_1,
+ simplify_binary_operation_1): ... here.
+
+2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ PR 24823
+ * flow.c (mark_used_dest_regs): New function.
+ (mark_used_regs): Call mark_used_dest_regs.
+
+2005-12-16 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
+ represent a use and definition of the same SSA_NAME.
+
+2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
+ Janis Johnson <janis187@us.ibm.com>
+ Ben Elliston <bje@au.ibm.com>
+
+ * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
+ (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
+ * target.h (struct gcc_target): Add decimal_float_supported_p.
+ * targhooks.c (default_scalar_mode_supported_p): Handle
+ MODE_DECIMAL_FLOAT.
+ * builtins.def: Add new builtins for 32, 64 and 128 bit variants
+ of inf, nan, finite, isinf and isnan.
+ * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
+ BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
+ BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
+ BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
+ BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
+ BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
+ BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
+ * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
+ Pedwarn if decimal floating point types are used. Error if
+ decimal floating point is not supported by the target.
+ (finish_declspecs): Return type from DFP typespec_word.
+ * c-typeck.c (c_common_type): Choose the decimal floating point
+ type with the greater precision when determining a common type.
+ (convert_arguments): Warn if there is a mismatch between argument
+ and prototype for decimal float types. Warn of conversions with
+ binary float types and of precision narrowing due to prototype.
+ * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
+ (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
+ (c_token_starts_declspecs): Likewise.
+ (c_parser_attributes): Likewise.
+ * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
+ RID_DFLOAT64, RID_DFLOAT128.
+ (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
+ * c-common.c (c_common_type_for_mode): Handle decimal float modes.
+ (shorten_compare): Convert DFP/BFP operands to a common type.
+ (c_common_modes_and_builtins): Register built-in decimal float
+ types if the target supports them.
+ (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
+ * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
+ inf, nan, finite, isinf and isnan builtins.
+ * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
+ (builtin_define_float_constants): Assert non-decimal radix.
+ (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
+ Call builtin_define_decimal_float_constants for each type.
+ * c-lex.c (interpret_float): Decode decimal float types from CPP_N
+ flags. Use real_from_string3, which can handle binary or decimal
+ floats.
+ * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
+ cts_dfloat64, cts_dfloat128.
+ * tree.c (build_common_tree_nodes_2): Add decimal float types.
+ * tree.h (enum tree_index): Add new enumeration values
+ TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
+ TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
+ (dfloat32_type_node): New macro.
+ (dfloat64_type_node, dfloat128_type_node): Likewise.
+ (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
+ (dfloat128_ptr_type_node): Likewise.
+ * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
+ bit decimal floating point types with "df", "dd" and "dl".
+ * c-format.h (enum format_lengths): Add new enumeration values
+ FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
+ * c-format.c (printf_length_specs, scanf_length_specs): Add
+ entries for H, D, DD.
+ (print_char_table, scan_char_table): Use new entries.
+ (asm_fprintf_char_table, gcc_diag_char_table,
+ gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
+ length arrays.
+ * defaults.h (DECIMAL32_TYPE_SIZE): Define.
+ (DECIMAL64_TYPE_SIZE): Likewise.
+ (DECIMAL128_TYPE_SIZE): Likewise.
+ (TARGET_DEC_EVAL_METHOD): Likewise.
+ * doc/extend.texi (Decimal Float): New node.
+ (Constructing Calls): Document decimal float built-ins.
+ * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
+ * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
+ * ginclude/decfloat.h: New file.
+
+2005-12-16 Alan Modra <amodra@bigpond.net.au>
+
+ * reload.c (find_reloads): Fix comment typo.
+ * recog.h (recog_memoized): Correct comment.
+
+2005-12-16 Kazu Hirata <kazu@codesourcery.com>
+
+ * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
+ config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
+ reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
+ tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
+ * doc/invoke.texi, doc/tm.texi: Fix typos.
+
+2005-12-16 Ben Elliston <bje@au.ibm.com>
+
+ * real.c (decimal_quad_format): Correct values for emin, emax.
+
+2005-12-15 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/predicates.md (m32c_psi_scale): New.
+ * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
+ * config/m32c/muldiv.md (mulpsi3): Support negative constants.
+
+2005-12-16 Jan Hubicka <jh@suse.cz>
+
+ PR rtl-optimization/25224
+ * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
+ tables.
+
+2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
+ Steven Bosscher <stevenb@suse.de>
+
+ * loop-invariant.c (df): New global variable.
+ (find_defs, check_dependencies, find_invariant_insn, record_uses,
+ find_invariants_bb, find_invariants_body, find_invariants,
+ find_invariants_to_move, move_invariants, free_inv_motion_data,
+ move_single_loop_invariants, move_loop_invariants): Do not pass df in
+ arguments.
+
+2005-12-15 Jakub Jelinek <jakub@redhat.com>
+
+ * varasm.c (default_unique_section_1): Use special section
+ names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
+
+2005-12-16 Ben Elliston <bje@au.ibm.com>
+
+ * doc/invoke.texi (Warning Options): Document -Walways-true being
+ enabled by -Wall.
+
+2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR other/25028
+ * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
+ * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
+ __floatunditf): Use #error if type sizes don't match requirements
+ of implementation.
+ (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
+ as wider floating-point type. Use #error if type sizes don't
+ match requirements of implementation. Avoid overflow in computing
+ Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
+ shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
+ (__floatundisf, __floatundidf): Likewise.
+ * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
+ * config/ia64/ia64.c (ia64_init_libfuncs): Use
+ _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
+ TFmode-TImode conversions.
+ * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
+
+2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
+
+ * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
+ Use builtin_define_with_int_value() instead of
+ adding a new check for every new major FreeBSD version.
+
+2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
+
+2005-12-15 Richard Sandiford <richard@codesourcery.com>
+
+ * config/arm/predicates.md (call_memory_operand): New.
+ * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
+
+2005-12-15 Andrew Haley <aph@redhat.com>
+
+ * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
+ against prev_cache_entry == NULL when moving a cache entry to the
+ head of the list.
+
+2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/mt/mt.c (mt_override_options): Require lower case
+ architectures. Revert accidental default to ms2.
+ * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
+ ENDFILE_SPEC): Require lower case architectures. Revert default
+ to ms2.
+
+ * doc/invoke.texi (MT Options): Rename and update.
+ * doc/md.texi (MorphoTech family): Rename and update.
+
+2005-12-15 Olivier Hainque <hainque@adacore.com>
+
+ * stor-layout.c (layout_type): Don't complain about a too small
+ an array element type size compared to its alignment when the
+ size overflows.
+
+2005-12-15 Jan Hubicka <jh@suse.cz>
+
+ PR target/24969
+ * i386.c (classify_argument): Properly adjust offset of bitfield for
+ substructures.
+
+2005-12-15 Richard Sandiford <richard@codesourcery.com>
+
+ * final.c (final_scan_insn): Flip in_cold_section_p when changing
+ between the hot and cold sections. Use current_function_section
+ to get the new section.
+ * dwarf2out.c (output_line_info): Use in_cold_section_p to
+ determine whether we are assembling hot or cold code.
+ (secname_for_decl, dwarf2out_var_location): Likewise.
+ (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
+ * varasm.c (last_text_section): Delete.
+ (in_cold_section_p): New variable.
+ (hot_function_section): New function.
+ (current_function_section): Pass in_cold_section_p as the
+ reloc argument to select_section. Use it to decide between
+ unlikely_function_section and hot_function_section.
+ (assemble_start_function): Use switch_to_section. Set
+ in_cold_section_p instead of last_text_section.
+ (assemble_end_function): Use switch_to_section.
+ (switch_to_section): Don't set last_text_section.
+ * config/darwin/darwin.c (machopic_select_section): Trust the reloc
+ argument to make the right choice between hot and cold sections.
+
+2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
+
+ Second part of MS1->MT renaming
+ * config/mt/mt.md (doloop_end): Call mt_add_loop.
+ (movqi, movhi): Call mt_set_memflags.
+ (*movdf_internal): Call mt_split_words.
+ (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
+ mt_set_memflags.
+ (cmpsi): Store to mt_compare_op[01].
+ (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
+ bungt, bunle, bunlt): Call mt_emit_cbranch.
+ (prologue): Call mt_expand_prologue.
+ (epilogu): Call mt_expend_epilogue.
+ (eh_return): Call mt_expand_eh_return.
+ (eh_epilogue): Call me_emit_eh_epilogue.
+ (conditional_trap): Store to mt_compare_op[01].
+ * config/mt/crti.asm: Adjust comment.
+ * config/mt/crtn.asm: Adjust comment.
+ * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
+ (mt_compare_op0, mt_compare_op1): Renamed.
+ (current_frame_info, zero_frame_info): Adjust type.
+ (mt_ucmpsi3_libcall): Renamed.
+ (mt_flag_delayed_branch): Renamed.
+ (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
+ (mt_nops_required, mt_nop_reasons): Renamed.
+ (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
+ mt_debug_stack, mt_print_operand_simple_address,
+ mt_print_operand_address, mt_print_operand): Renamed, adjusted.
+ (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
+ mt_function_arg_advance, mt_arg_partial_bytes,
+ mt_pass_by_reference, mt_function_arg_boundary,
+ mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
+ mt_legitimate_address_p): Renamed, adjusted.
+ (mt_cpu): Renamed.
+ (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
+ mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
+ mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
+ mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
+ mt_expand_eh_return, mt_emit_eh_prologue,
+ mt_handl_interrupt_attribute): Renamed, adjusted.
+ (mt_attribute_table): Renamed, adjusted.
+ (mt_initial_elimination_offset, mt_generate_compare,
+ mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
+ mt_secondary_reload_class, mt_function_value, mt_split_words,
+ mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
+ mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
+ (mt_labels): Renamed.
+ (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
+ mt_machine_reorg): Renamed, adjusted.
+ (mt_attribute_table: Renamed.
+ (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
+ TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
+ TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
+ * config/mt/mt.opt (march): Set mt_cpu_string.
+ * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
+ (TARGET_CPU_CPP_BUILTINS): Adjust.
+ (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
+ TARGET_MS2): Adjust.
+ (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
+ (MT_MIN_INT): Renamed.
+ (RETURN_ADDR_RTX): Adjust.
+ (struct mt_frame_info): Renamed.
+ (current_frame_info): Adjust type.
+ (INITIAL_ELIMINATION_OFFSET): Adjust.
+ (MT_NUM_ARG_REGS): Renamed.
+ (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
+ FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
+ LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
+ GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
+ FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
+ (mt_compare_op0, mt_compare_op1): Renamed.
+ * config/mt/mt-protos.h: Rename prototypes.
+
+2005-12-15 Richard Guenther <rguenther@suse.de>
+
+ * tree-flow.h (okay_component_ref_for_subvars): Remove.
+ (get_ref_base_and_extent): Declare.
+ * tree-dfa.c (okay_component_ref_for_subvars): Remove.
+ (get_ref_base_and_extent): New function.
+ * tree-ssa-alias.c (find_used_portions): Use it.
+ * tree-ssa-structalias.c (get_constraint_for_component_ref):
+ Likewise.
+ * tree-ssa-operands.c (get_expr_operands): Likewise.
+
+2005-12-15 Paolo Bonzini <bonzini@gnu.org>
+
+ * combine.c: Remove force_to_mode's fourth parameter.
+ (force_to_mode): Do not handle REG.
+ (canon_reg_for_combine): New.
+ (make_field_assignment): Use it where the removed argument was non-NULL.
+
+2005-12-15 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/25406
+ * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
+ error_mark_node. Make alignment params unsigned.
+ * config/rs6000/rs6000-protos.h
+ (rs6000_special_round_type_align): Update prototype.
+ (rs6000_machopic_legitimize_pic_address): Remove arg names.
+
+2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR rtl-optimization/25310
+ * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
+ of the eliminable register when substituting into a PLUS.
+
+2005-12-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/25023
+ * config/i386/i386.c (ix86_force_to_memory): Always use
+ SImode push for HImode in -m32.
+ (ix86_free_from_memory): Likewise.
+
+2005-12-14 Richard Sandiford <richard@codesourcery.com>
+
+ * config/arm/arm.md: Provide a big-endian version of the
+ (zero_extend:SI (subreg:QI ...)) splitter.
+
+2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
+
+ * struct-equiv.c (note_local_live): Handle hard regs with different
+ hard_regno_nregs.
+
+2005-12-14 Jeff Law <law@redhat.com>
+
+ * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
+ to a structure containing state rather than a pointer to bool.
+ (case ARRAY_REF): New code to handle folding some array references.
+ (case ADDR_EXPR): Note when we are processing expressions found
+ within an ADDRE_EXPR.
+ (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
+ for state variables rather than just a pointer to a boolean.
+ * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
+ handling of constant string references.
+
+2005-12-14 Adrian Straetling <straetling@de.ibm.com>
+
+ * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
+ ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
+ ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
+ Move other tst* patterns to retain partial order.
+
+2005-12-14 Adrian Straetling <straetling@de.ibm.com>
+
+ * config/s390/s390.md ("d0", "1"): New mode attributes.
+ ("<shift>di3", "<shift>si3"): Merge.
+ ("*<shift>di3_and", "*<shift>si3_and"): Merge.
+ ("ashrdi3", "ashrsi3"): Merge.
+ ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
+ ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
+ ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
+ ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
+ ("*ashrdi3", "*ashrsi3"): Merge.
+ ("*ashrdi3_and", "*ashrsi3_and"): Merge.
+
+2005-12-14 Adrian Straetling <straetling@de.ibm.com>
+
+ * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
+ ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
+ ("*extendqidi2", "*extendqisi2") Merge.
+ ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
+ ("zero_extendhidi2", "zero_extendqidi2"): Merge.
+ ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
+ Move some patterns to retain partial ordering.
+
+2005-12-14 Adrian Straetling <straetling@de.ibm.com>
+
+ * config/s390/s390.md ("atype", "length"): Rewrite.
+ ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
+
+2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
+
+2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
+
+ * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
+ PARALLELs with a mode.
+
+2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
+ cond_expr parameter.
+
+2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
+
+2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
+
+ PR bootstrap/25397:
+
+ * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
+ of STACK_REGS bits.
+
+ * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
+
+2005-12-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/25254
+ PR target/24188
+ * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
+ DECL_P, call get_section rather than get_named_section. Supply
+ section flags to it.
+
+2005-12-14 Ben Elliston <bje@au.ibm.com>
+
+ * c-common.c (c_common_truthvalue_conversion): Generalise warning
+ for addresses converted to booleans; not just function addresses.
+ * c-typeck.c (build_binary_op): Warn for address comparisons which
+ can never be NULL (eg. func == NULL or &var == NULL).
+ * common.opt (Walways-true): New option.
+ * c-opts.c (c_common_handle_option): Set it with -Wall.
+ * doc/invoke.texi: Document it.
+
+2005-12-13 Paul Brook <paul@codesourcery.com>
+
+ * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
+ __floatunsidf, __floatunsisf, __floatunsixf): New functions.
+
+2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
+ (EXTRA_MULTILIB_PARTS): Define.
+
+2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
+
+ PR rtl-optimization/20070 / part1
+ * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
+ count_or_remove_death_notes with kill == -1.
+ (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
+ registers if PROP_POST_REGSTACK is set.
+ (mark_used_reg): Likewise.
+ (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
+ REG_UNUSED notes for stack regs.
+ * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
+ to match rtx_equiv_p machinery. Change caller.
+ (outgoing_edges_match): Likewise.
+ (try_crossjump_to_edge): Use struct_equiv_block_eq
+ instead of flow_find_cross_jump.
+ * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
+ (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
+ (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
+ (STRUCT_EQUIV_MAX_LOCAL): Likewise.
+ (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
+ (insns_match_p): Update prototype.
+ (flow_find_cross_jump): Remove prototype.
+ (struct_equiv_block_eq, struct_equiv_init): Declare.
+ (rtx_equiv_p, condjump_equiv_p): Likewise.
+ * struct-equiv.c: Include reload.h.
+ (IMPOSSIBLE_MOVE_FACTOR): Define.
+ (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
+ (struct_equiv_improve_checkpoint): Likewise.
+ (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
+ (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
+ (struct_equiv_merge, find_dying_input): Likewise.
+ (resolve_input_conflict, note_local_live): Likewise.
+ (death_notes_match_p): Change parameters and processing
+ to match rtx_equiv_p machinery. Change caller.
+ (insns_match_p): Likewise.
+ (flow_find_cross_jump): Replace with:
+ (struct_equiv_block_eq).
+
+ Back out this change:
+ 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
+ * recog.c (verify_changes): Make it static.
+ * recog.h: Remove the corresponding prototype.
+
+2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
+
+ * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
+ values.
+
+2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
+ (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
+ * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
+ TARGET_MS1_64_001 appropriately.
+ (ms1_machine_reorg): Use TARGET_MS2.
+
+2005-12-13 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/25023
+ PR target/25293
+ * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
+ and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
+ Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
+ * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
+ Set mode to SI, adjust constraints.
+ (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
+ * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
+ 32-bit code.
+
+2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
+
+ * c-cppbuiltin.c (builtin_define_float_constants): Add
+ fp_cast parameter, pass to builtin_define_with_hex_fp_value.
+ Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
+ (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
+ (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
+ to "((double)%sL)" otherwise "%s".
+
+2005-12-13 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
+ apcs/atpcs.
+
+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_".
+ * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
+ (tree_predict_edge, combine_predictions_for_bb): Likewise.
+ (remove_predictions_associated_with_edge): Likewise.
+
+2005-12-12 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
+ reassociation code.
+ * passes.c (init_optimization_passes): Run reassociation again
+ after loop optimizations.
+
+2005-12-12 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
+ if necessary.
+ (optimize_stmt): Ditto.
+ (canonicalize_comparison): New function.
+ * tree-ssa-operands.c (swap_tree_operands): Make external.
+ (get_expr_operands): Stop auto-canonicalization.
+ * tree-ssa-reassoc.c: Rewrite.
+ (init_optimization_passes):
+ * tree-flow.h (swap_tree_operands): Prototype.
+ * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
+
+2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
+ indicate function epilogue has been output.
+ (pa_asm_output_mi_thunk): Likewise.
+ (output_deferred_plabels): Put plabels in readonly data section when
+ not generating PIC code.
+ (som_output_text_section_asm_op): Use .NSUBSPA to output debug
+ information. Add assert.
+ (som_output_comdat_data_section_asm_op): New function.
+ (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
+ instead of output_section_asm_op for COMDAT sections.
+
+2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
+
+ * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
+ Fix whitespace in vincinity of to-be-installed changes.
+ * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
+ (insns_match_p): Likewise.
+
+2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config.gcc (ms1): Replace with ...
+ (mt): ... this.
+ * config/ms1: Rename to ...
+ * config/mt: ... here. Rename ms1 files to mt.
+ * config/mt/mt.c: Adjust gt-mt.h #include.
+ * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
+ (crti.o, crtn.o): Adjust file names.
+
+2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * varray.h: Allow compilation with a C++ compiler.
+ (union varray_data_tag): Prefix all field names with "vdt_".
+ (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
+ VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
+ VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
+ VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
+ VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
+ VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
+ (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
+ VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
+ VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
+ VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
+ VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
+ VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
+ VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
+ VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
+ (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
+ VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
+ VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
+ VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
+ VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
+ VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
+ VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
+ VARRAY_TOP_TREE_PTR): Likewise.
+ * varray.c (varray_grow): Likewise.
+ (varray_clear): Likewise.
+
+2005-12-12 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/25299
+ * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
+ alignment to doubleword if the first field is a double array.
+ * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
+
+2005-12-11 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-structalias.c (process_constraint): Remove code to
+ transform addressofs into scalar.
+ (create_variable_info_for): In whole-program IPA, globals don't
+ point to ANYTHING by default.
+
+2005-12-11 Daniel Berlin <dberlin@dberlin.org>
+
+ * timevar.def (TV_IPA_PTA): New.
+ * tree-pass.h (pass_ipa_pta): New
+ * tree-ssa-structalias.c: Include cgraph.h
+ (in_ipa_mode): New.
+ (predbitmap_obstack): New.
+ (EXECUTE_IF_IN_NONNULL_BITMAP): New.
+ (struct constraint_stats): Add num_edges.
+ (new_var_info): Don't call bitmap_clear.
+ (struct constraint_edge): Update docs.
+ (new_constraint_edge): Remove src param.
+ (struct constraint_graph): Add zero_weight_succs,
+ zero_weight_preds. Update docs.
+ (constraint_expr_equal): Reformat.
+ (constraint_edge_equal): Update for removal of src.
+ (constraint_edge_less): Ditto.
+ (constraint_edge_vec_find): Ditto.
+ (erase_graph_self_edge): Update for removal of src and and zero
+ weight bitmap.
+ (clear_edges_for_node): Ditto.
+ (add_graph_edge): Ditto.
+ (get_graph_weights): Ditto.
+ (allocate_graph_weights): Ditto.
+ (merge_graph_nodes): Ditto.
+ (int_add_graph_edge): Ditto.
+ (valid_graph_edge): Ditto.
+ (valid_weighted_graph_edge): Ditto.
+ (build_constraint_graph): Ditto.
+ (scc_visit): Ditto.
+ (collapse_nodes): Ditto.
+ (process_unification_queue): Ditto.
+ (topo_visit): Ditto.
+ (solve_graph): Ditto.
+ (do_structure_copy): Ditto.
+ (perform_var_substitution): Ditto.
+ Init and release obstack.
+ (handle_ptr_arith): Try to resolve directly.
+ (find_func_aliases): Don't call update_alias_info here
+ Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
+ (do_sd_constraint): Add code for propagating faster.
+ Update.
+ (do_ds_constraint): Ditto.
+ (count_num_arguments): New function.
+ (create_function_info_for): Ditto.
+ (create_variable_info_for): Handle FUNCTION_DECL.
+ (intra_create_variable_infos): Use make_constraint_to_anything.
+ (init_alias_vars): Init obstacks here.
+ (need_to_solve): Handle zero weight graph changes.
+ (compute_points_to_sets): Call update_alias_info here.
+ (delete_points_to_sets): Free zero weight preds/succs here.
+ (gate_ipa_pta): New.
+ (ipa_pta_execute): New
+
+2005-12-11 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-structalias.c (var_anyoffset): Removed.
+ (anyoffset_tree): Ditto.
+ (anyoffset_id): Ditto.
+ (do_deref): Take vector of constraints, no return value.
+ Update to work on vector.
+ (get_constraint_for): Ditto.
+ (get_constraint_for_component_ref): Ditto.
+ (do_structure_copy): Ditto.
+ (handle_ptr_arith): Ditto.
+ (find_func_aliases): Ditto.
+ (set_uids_in_ptset): Remove anyoffset handling.
+ (init_base_vars): Ditto.
+
+2005-12-10 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/25010
+ * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
+ DECL_EXTERNAL functions have no bodies. Tidy.
+
+2005-12-10 Andreas Schwab <schwab@suse.de>
+
+ * except.c (switch_to_exception_section): Only define if
+ TARGET_UNWIND_INFO is not defined.
+
+2005-12-10 Richard Sandiford <richard@codesourcery.com>
+
+ * config/darwin.h (HAS_INIT_SECTION): Remove definition.
+ (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
+
+2005-12-10 Richard Sandiford <richard@codesourcery.com>
+
+ * output.h (init_section, fini_section): Delete.
+ * varasm.c (init_section, fini_section): Delete.
+ (init_varasm_once): Don't initialize them.
+ * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
+ there are no corresponding varasm.c variables.
+
+2005-12-10 Richard Sandiford <richard@codesourcery.com>
+
+ * dwarf2out.c (default_eh_frame_section): Delete, moving handling
+ of EH_FRAME_SECTION_NAME into...
+ (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
+ if it is still null.
+ * except.c (default_exception_section): Delete, moving most
+ of the code to...
+ (switch_to_exception_section): ...this new function. Set
+ exception_section if it is still null, then switch to it.
+ (output_function_exception_table): Use switch_to_exception_section.
+ * varasm.c (exception_section, eh_frame_section): Update comments.
+ (get_section): Hoist use of SECTION_NAMED.
+ (init_varasm_once): Don't set exception_section and eh_frame_section.
+ * output.h (default_exception_section): Delete.
+ (default_eh_frame_section): Delete.
+
+2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c: Include "cgraph.h".
+ (bfin_load_pic_reg): Omit loading pic reg if in a local function.
+ Return the reg that holds the pointer to the GOT.
+ (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
+ doing stack checking.
+
+2005-12-09 Diego Novillo <dnovillo@redhat.com>
+
+ * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
+ recompute_tree_invarant_for_addr_expr.
+ Update uses everywhere.
+
+2005-12-09 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
+ (MULTILIB_DIRNAMES): Define.
+
+2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR target/25311
+ * config/s390/s390.c (struct s390_address): New field literal_pool.
+ (s390_decompose_address): Compute literal_pool field. Do not
+ assume register %r13 is always (and solely) used as pool base.
+ (s390_extra_constraint_str): Use literal_pool field.
+
+2005-12-09 Thiemo Seufer <ths@networkno.de>
+
+ * config/mips/mips.c (override_options): Don't allow too small
+ integers in FP registers.
+
+2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_function_ok_for_sibcall): Use
+ targetm.binds_local_p to check for local function calls.
+
+2005-12-09 Alan Modra <amodra@bigpond.net.au>
+
+ PR debug/24908
+ * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
+ call_used_regs can't be used to save reg in another reg.
+
+2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+ Christophe Jaillet <christophe.jaillet@wanadoo.fr>
+
+ * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
+ abort.
+ * except.c (output_ttype): Likewise.
+ * tree-object-size.c (collect_object_sizes_for): Likewise.
+ (check_for_plus_in_loops_1): Likewise.
+ (check_for_plus_in_loops): Likewise.
+ (compute_object_sizes): Use gcc_unreachable instead of abort.
+
+2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
+ (loop_end, loop_init, doloop_end): New insns.
+ * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
+ (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
+ (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
+ (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
+ * config/ms1/ms1.c: #include basic-block.h
+ (struct machine_function): Add has_loops field.
+ (ms1_add_loop): New.
+ (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
+ (struct loop_info, struct loop_work): New.
+ (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
+ (ms1_reorg_loops): New loop optimization.
+ (ms1_machine_reorg): Call it.
+ * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
+
+2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/25248
+ * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
+ evolution_of_loop from the failed attempt. Remove handling
+ of MULT_EXPR.
+
+2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * tree.h (DECL_EXTERNAL): Clarify documentation.
+
+2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
+ Jakub Jelinek <jakub@redhat.com>
+
+ PR target/25268
+ * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
+ argument. Don't drop outer ANDs.
+ (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
+ * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
+ prototype.
+ * config/s390/predicates.md (setmem_operand): Remove.
+ (shift_count_operand): Rename to...
+ (shift_count_or_setmem_operand): ... this. Adjust
+ s390_decompose_shift_count caller.
+ * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
+ ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
+ ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
+ <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
+ rotl<mode>3_and, setmem_long_and): New insns.
+ (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
+ ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
+ <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
+ <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
+ of shift_count_operand.
+ (setmem_long): Use shift_count_or_setmem_operand instead of
+ setmem_operand.
+
+2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
+ Andreas Tobler <a.tobler@schweiz.ch>
+
+ * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
+ tr expression.
+
+2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
+
+ * expr.c (force_operand): Use convert_to_mode for conversions.
+
+2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
+
+ * reload.h (reg_equiv_invariant): Declare.
+ * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
+ register also when reg_equiv_invariant[R] is set.
+
+2005-12-07 Richard Sandiford <richard@codesourcery.com>
+ Andreas Tobler <a.tobler@schweiz.ch>
+
+ * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
+
+2005-12-07 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (bitmap_set_and): New function.
+ (bitmap_set_and_compl): New function.
+ (bitmap_set_empty_p): New function.
+ (insert_extra_phis): New function.
+ (compute_avail): Use insert_extra_phis.
+
+2005-12-07 Adrian Straetling <straetling@de.ibm.com>
+
+ * config/s390/s390.c (s390_expand_atomic): New function.
+ Adjust comment of helper functions.
+ * config/s390/s390-protos.h (s390_expand_atomic): Declare.
+ * config/s390/s390.md ("ATOMIC"): New code macro.
+ ("atomic"): Corresponding new code attribute.
+ ("sync_lock_test_and_set[hq]i",
+ "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
+
+2005-12-07 Adrian Straetling <straetling@de.ibm.com>
+
+ * config/s390/s390.c (s390_expand_mask_and_shift,
+ struct alignment_context, init_alignment_context,
+ s390_expand_cs_hqi): New.
+ * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
+ * config/s390/s390.md ("sync_compare_and_swaphi",
+ "sync_compare_and_swapqi"): New pattern.
+
+2005-12-07 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/25291
+ * tree-ssa-operands.c (add_call_clobber_ops): Remove
+ redundant and crashing check.
+
+2005-12-08 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/25212
+ * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
+ tests further when !strict && reload_in_progress.
+ (print_operand): Check that both operands of indexed address are regs.
+ (print_operand_address): Likewise.
+ * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
+ (INT_REG_OK_FOR_BASE_P): Correct.
+
+2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
+
+ Preparation for PR rtl-optimization/20070 / part1
+ * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
+ * cfgcleanup.c (condjump_equiv_p): New function, broken out of
+ outgoing_edges_match.
+ (outgoing_edges_match): Use condjump_equiv_p.
+ (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
+ into..
+ * struct-equiv.c: New file.
+ (death_notes_match_p) New function, broken out of insns_match_p.
+ * Makefile.in (OBJS-common): Add struct-equiv.o.
+ (struct-equiv.o): New target.
+
+2005-12-07 Richard Sandiford <richard@codesourcery.com>
+
+ * coretypes.h: Revert previous change.
+ * config/darwin.h: Revert previous reversion.
+ * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
+
+2005-12-07 Richard Sandiford <richard@codesourcery.com>
+
+ * coretypes.h (section): Provide dummy definition for target files.
+ * config/darwin.h: Revert previous change.
+
+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 vila de Espndola <rafael.espindola@gmail.com>
+
+ * Makefile.in: Document the use of stamps.
+
+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
+ automatically. Remove the declaration of those dependencies.
+
+2005-12-07 Richard Sandiford <richard@codesourcery.com>
+
+ * reload.c (push_secondary_reload): Fix typo:
+ s/insn_constraint/scratch_constraint/.
+
+2005-12-07 Richard Sandiford <richard@codesourcery.com>
+
+ * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
+
+2005-12-07 Richard Sandiford <richard@codesourcery.com>
+
+ * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
+ (alpha_elf_select_rtx_section): Return the selected section rather
+ than emitting assembly code.
+ (alpha_write_linkage): Emit a ".link" directive directly and then
+ set in_section to NULL.
+ (vms_asm_out_constructor): Use switch_to_section.
+ (vms_asm_out_destructor): Likewise.
+ (unicosmk_output_common): Set in_section to NULL instead of calling
+ the dummy common_section function.
+ (unicosmk_text_section): Delete in favor of...
+ (unicosmk_output_text_section_asm_op): ...this new function.
+ (unicosmk_data_section): Delete in favor of...
+ (unicosmk_output_data_section_asm_op): ...this new function.
+ (unicosmk_init_sections): New function.
+ (unicosmk_output_deferred_case_vectors): Use switch_to_section.
+ (unicosmk_output_ssib): Set in_section to NULL instead of calling
+ the dummy ssib_section function.
+ (unicosmk_section_buf): Delete.
+ * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
+ (unicosmk_data_section): Delete.
+ * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
+ (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
+ (SECTION_FUNCTION_TEMPLATE): Delete.
+ * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
+ (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
+ (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
+ (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
+ (TARGET_ASM_INIT_SECTIONS): Define.
+ * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
+ (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
+ (link_section, literals_section): Delete.
+ (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
+ set in_section to NULL.
+
+ * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
+ (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
+ (COMMON_SECTION): Delete.
+ (TARGET_ASM_INIT_SECTIONS): Define.
+ (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
+ the dummy common_section function.
+ * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
+ * config/arm/arm.c (get_jump_table_size): Use pointer comparison
+ between readonly_data_section and text_section to check whether
+ read-only data is being put in the text section.
+ (arm_output_function_epilogue): Use switch_to_section.
+ (arm_elf_asm_constructor): Likewise.
+ (thumb_call_via_reg): Replace call to in_text_section with
+ a comparison between in_section and text_section.
+ (arm_file_end): Use switch_to_section.
+ (aof_text_section): Delete in favor of...
+ (aof_output_text_section_asm_op): ...this new function.
+ (aof_data_section): Delete in favor of...
+ (aof_output_data_section_asm_op): ...this new function.
+ (aof_asm_init_sections): New function.
+ (zero_init_section): Moved from config/arm/aof.h.
+ (aof_dump_imports, aof_file_start): Use switch_to_section.
+ * config/arm/arm.h (thumb_call_via_label): Update comment.
+ * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
+ (common_section): Delete.
+ * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
+ (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
+ global switch_to_section function instead of the old port-local one.
+ (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
+ (SWITCH_TO_SECTION_FUNCTION): Delete.
+ (drectve_section): Redefine as a macro.
+ * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
+ (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
+ switch_to_section.
+
+ * config/avr/avr.c (progmem_section): New variable.
+ (avr_output_progmem_section_asm_op): New function.
+ (avr_asm_init_sections): New function.
+ (avr_output_addr_vec_elt): Use switch_to_section.
+ * config/avr/avr.h (progmem_section): Declare.
+ (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
+ (READONLY_DATA_SECTION): Delete.
+ (TARGET_ASM_INIT_SECTIONS): Define.
+ (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
+ * config/avr/avr-protos.h (progmem_section): Delete.
+
+ * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
+
+ * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
+ (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
+
+ * config/darwin-sections.def: New file.
+ * config/darwin.c: Define all sections in darwin-sections.def.
+ (output_objc_section_asm_op, darwin_init_sections): New functions.
+ (machopic_output_indirection): Use switch_to_section.
+ (machopic_select_section): Return the selected section rather than
+ emitting assembly code. Replace the static function table with
+ inline conditional expressions. Update the tests of last_text_section
+ and move them into the FUNCTION_DECL block.
+ (machopic_select_rtx_section): Return the selected section rather than
+ emitting assembly code.
+ (machopic_asm_out_constructor, machopic_asm_out_destructor)
+ (darwin_file_end): Use switch_to_section.
+ * config/darwin.h: Use darwin-sections.def to declare sections.
+ (INIT_SECTION_ASM_OP): Remove empty definition.
+ (HAS_INIT_SECTION): Define this instead.
+ (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
+ (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
+ (TARGET_ASM_EH_FRAME_SECTION): Delete.
+ (TARGET_ASM_INIT_SECTIONS): Define.
+ * config/darwin-protos.h (darwin_init_sections): Declare.
+ (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
+ (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
+ (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
+ (constructor_section, destructor_section, mod_init_section): Delete.
+ (mod_term_section): Delete.
+ (darwin_exception_section, darwin_eh_frame_section): Delete.
+ (machopic_select_section): Return a section.
+ (machopic_select_rtx_section): Likewise.
+ (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
+ (const_section, const_coal_section, const_data_section): Delete.
+ (const_data_coal_section, data_coal_section, cstring_section): Delete.
+ (literal4_section, literal8_section, constructor_section): Delete.
+ (mod_init_section, mod_term_section, destructor_section): Delete.
+ (objc_class_section, objc_meta_class_section, objc_category_section)
+ (objc_class_vars_section, objc_instance_vars_section): Delete.
+ (objc_cls_meth_section, objc_inst_meth_section): Delete.
+ (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
+ (objc_selector_refs_section, objc_selector_fixup_section): Delete.
+ (objc_symbols_section, objc_module_info_section): Delete.
+ (objc_image_info_section, objc_protocol_section): Delete.
+ (objc_string_object_section, objc_constant_string_object_section)
+ (objc_class_names_section, objc_meth_var_names_section): Delete.
+ (objc_meth_var_types_section, objc_cls_refs_section): Delete.
+ (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
+ (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
+ (darwin_exception_section, darwin_eh_frame_section): Delete.
+ * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
+
+ * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
+ (frv_asm_out_destructor): Likewise.
+ * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
+ (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
+ (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
+ get_named_section.
+ (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
+ * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
+ (data_section): Delete.
+
+ * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
+ (DRECTVE_SECTION_FUNCTION): Delete.
+ (drectve_section): Redefine as a macro that sets in_section after
+ emitting the directive.
+ (SWITCH_TO_SECTION_FUNCTION): Delete.
+ * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
+ in_text_section with comparison between in_section and text_section.
+ * config/i386/i386.c (x86_64_elf_select_section): Return the section
+ rather than emitting assembly code. Use get_named_section.
+ (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
+ get_named_section.
+ (machopic_output_stub): Use switch_to_section.
+ * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
+ (nwld_named_section_asm_out_destructor): Use get_section and
+ switch_to_section.
+
+ * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
+ rather than emitting assembly code.
+ (ia64_rwreloc_select_section): Likewise.
+ (ia64_rwreloc_select_rtx_section): Likewise.
+ * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
+ * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
+ switch_to_section.
+ (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
+ (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
+
+ * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
+ section rather than emitting assembly code.
+ (iq2000_select_section): Likewise.
+ * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
+ (sbss_section): Delete.
+
+ * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
+ and get_named_section.
+ * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
+
+ * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
+ (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
+ (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
+ (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
+ in_section to NULL.
+ (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
+ (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
+ global switch_to_section function instead of the old port-local one.
+ * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
+ (SWITCH_SECTION_FUNCTION): Delete.
+ * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
+ (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
+ (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
+ (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
+ in_section to NULL.
+ (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
+ global switch_to_section function instead of the old port-local one.
+ (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
+
+ * config/mips/mips.c (mips_file_start): Update comment.
+ (mips_output_aligned_bss): Use switch_to_section and get_named_section.
+ (mips_output_aligned_decl_common): Use switch_to_section.
+ (mips_select_rtx_section): Return the section rather than emitting
+ assembly code. Use get_named_section.
+ (mips_function_rodata_section: Likewise get_section.
+ (build_mips16_function_stub): Use switch_to_section.
+ * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
+ (SDATA_SECTION_ASM_OP): Delete.
+ * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
+ (EXTRA_SECTION_FUNCTIONS): Delete.
+
+ * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
+ (mmix_asm_output_aligned_local): Use switch_to_section.
+
+ * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
+ (som_one_only_readonly_data_section): New variables.
+ (pa_output_function_epilogue): Set in_section to NULL instead of
+ calling forget_section.
+ (output_deferred_plabels): Use select_section.
+ (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
+ of calling forget_section.
+ (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
+ (pa_asm_output_aligned_local): Use select_section.
+ (som_text_section_asm_op): Delete in favor of...
+ (som_output_text_section_asm_op): ...this new function.
+ (pa_som_asm_init_sections): New function.
+ (pa_select_section): Return the section rather than emitting
+ assembly code.
+ * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
+ (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
+ (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
+ (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
+ * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
+ (som_readonly_data_section, som_one_only_readonly_data_section)
+ (som_one_only_data_section, forget_section): Delete.
+ * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
+ (TARGET_ASM_INIT_SECTIONS): Define.
+ (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
+
+ * config/rs6000/rs6000.c (read_only_data_section): New variable.
+ (private_data_section, read_only_private_data_section): New variables.
+ (sdata2_section, toc_section): New variables.
+ (rs6000_file_start): Use switch_to_section.
+ (rs6000_assemble_integer): Use comparisons against in_section
+ instead of calling in_toc_section and in_text_section. Use
+ unlikely_text_section_p.
+ (rs6000_elf_output_toc_section_asm_op): New function, derived
+ from the old rs6000/sysv4.h toc_section function.
+ (rs6000_elf_asm_init_sections): New function.
+ (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
+ the section rather than emitting assembly code.
+ (machopic_output_stub): Use switch_to_section.
+ (toc_section): Delete dummy function.
+ (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
+ switch_to_section and get_section.
+ (rs6000_xcoff_output_readonly_section_asm_op): New function.
+ (rs6000_xcoff_output_readwrite_section_asm_op): New function.
+ (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
+ the old rs6000/xcoff.h toc_section function.
+ (rs6000_xcoff_asm_init_sections): New function.
+ (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
+ the section rather than emitting assembly code.
+ (rs6000_xcoff_file_start): Use switch_to_section.
+ (rs6000_xcoff_file_end): Likewise.
+ * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
+ (sdata2_section, sbss_section, private_data_section): Delete.
+ (read_only_data_section, read_only_private_data_section): Delete.
+ * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
+ (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
+ (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
+ (FINI_SECTION_FUNCTION): Delete.
+ (TARGET_ASM_INIT_SECTIONS): Define.
+ (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
+ * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
+ (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
+ (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
+ (READONLY_DATA_SECTION): Delete.
+ (TARGET_ASM_INIT_SECTIONS): Define.
+ (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
+ to NULL rather than no_section.
+ (TARGET_ASM_EXCEPTION_SECTION): Delete.
+
+ * config/sh/sh.c (sh_file_start): Use switch_to_section.
+
+ * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
+ (sparc_output_deferred_case_vectors): Likewise. Remove argument
+ from call to current_function_section.
+
+ * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
+ (bss100_section): New variable.
+ (xstormy16_asm_output_aligned_common): Use switch_to_section.
+ (xstormy16_asm_init_sections): New function.
+ (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
+ switch_to_section and get_section.
+ (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
+ from calls to current_function_section.
+ * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
+ (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
+ (TARGET_ASM_INIT_SECTIONS): Define.
+ * config/stormy16/stormy16-protos.h (bss100_section): Delete.
+
+ * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
+ (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
+ (FINI_SECTION_FUNCTION): Delete.
+
+ * config/v850/v850.c: Include gt-v850.h.
+ (rosdata_section, rozdata_section, tdata_section, zdata_section)
+ (zbss_section): New variables.
+ (v850_output_aligned_bss): Use switch_to_section.
+ (v850_asm_init_sections): New function.
+ (v850_select_section): Return the section rather than emitting
+ assembly code.
+ * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
+ (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
+ (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
+ (TARGET_ASM_INIT_SECTIONS): Define.
+ * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
+ (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
+ (zbss_section): Delete.
+
+ * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
+
+ * config/vx-common.h (vxworks_exception_section): Delete.
+ (TARGET_ASM_EXCEPTION_SECTION): Delete.
+
+ * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
+ section rather than emitting assembly code.
+ * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
+ switch_to_section.
+
+ * Makefile.in (GTFILES): Add $(srcdir)/output.h.
+ * coretypes.h (section): New union and typedef.
+ * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
+ from call to current_function_section.
+ (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
+ (dbxout_symbol_location): Use switch_to_section.
+ * dwarf2out.c (named_section_eh_frame_section): Delete, moving
+ most of the code into...
+ (default_eh_frame_section): ...here. Return a section.
+ (collect2_eh_frame_section): Delete, moving most of the code into..
+ (switch_to_eh_frame_section): ...this new function.
+ (debug_info_section, debug_abbrev_section, debug_aranges_section)
+ (debug_macinfo_section, debug_line_section, debug_loc_section)
+ (debug_pubnames_section, debug_str_section, debug_ranges_section): New
+ variables.
+ (output_call_frame_info): Call switch_to_eh_frame_section instead of
+ eh_frame_section. Use switch_to_section and get_section.
+ (dwarf2out_begin_prologue): Use switch_to_section.
+ (AT_string_form): Check the flags in debug_str_section instead of
+ DEBUG_STR_SECTION_FLAGS.
+ (output_comp_unit): Use switch_to_section, get_section, and
+ debug_info_section.
+ (output_line_info, secname_for_decl): Use unlikely_text_section_p.
+ (dwarf2out_begin_block): Use switch_to_section. Remove argument
+ from call to current_function_section.
+ (dwarf2out_var_location): Use unlikely_text_section_p.
+ (dwarf2out_source_line): Use switch_to_section. Remove argument
+ from call to current_function_section.
+ (dwarf2out_start_source_file, dwarf2out_end_source_file)
+ (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
+ debug_macinfo_section.
+ (dwarf2out_init): Initialize the new section variables. Use them
+ instead of calls to named_section_flags. Use switch_to_section.
+ (output_indirect_string): Use switch_to_section and debug_str_section.
+ (dwarf2out_finish): Use switch_to_section and the new section
+ variables.
+ * except.c (default_exception_section): Return the section instead
+ of emitting assembly code.
+ (output_function_exception_table): Use the global exception_section
+ variable instead of the target hook. Use switch_to_section. Remove
+ argument from call to current_function_section.
+ * final.c (HAVE_READONLY_DATA_SECTION): Delete.
+ (shorten_branches): Use pointer comparisons to detect whether the
+ text section is the same as readonly_data_section.
+ (profile_function): Use switch_to_section. Remove argument from
+ call to current_function_section.
+ (final_scan_insn): Likewise. Update use of last_text_section.
+ * gengtype.c (open_base_files): Add an include of output.h.
+ * output.h (text_section, data_section, readonly_data_section)
+ (ctors_section, dtors_section, bss_section, init_section)
+ (fini_section, sdata_section): Turn into section pointers.
+ (in_text_section, in_unlikely_text_section, exports_section)
+ (drectve_section, named_section, mergeable_string_section)
+ (last_text_section_name): Delete.
+ (default_exception_section, default_eh_frame_section): Return sections.
+ (SECTION_DECLARED, SECTION_NAMED): New macros.
+ (SECTION_MACH_DEP): Bump value.
+ (section_common, named_section, unnamed_section): New structures.
+ (unnamed_section_callback): New typedef.
+ (section): New union.
+ (sbss_section, exception_section, eh_frame_section): New variables.
+ (in_section, last_text_section): Turn into section pointers.
+ (get_unnamed_section, get_section, get_named_section): New functions.
+ (mergeable_constant_section, function_section): Return a section.
+ (unlikely_text_section): Likewise.
+ (current_function_section): Likewise. Remove the decl argument.
+ (unlikely_text_section_p, switch_to_section): New functions.
+ (output_section_asm_op): New function.
+ (set_named_section_flags, named_section_flags, named_section_real)
+ (named_section_first_declaration): Delete.
+ (default_select_section, default_elf_select_section): Return a section.
+ (default_elf_select_section_1, default_function_rodata_section)
+ (default_no_function_rodata_section, default_select_rtx_section)
+ (default_elf_select_rtx_section): Likewise.
+ * rtl.h (in_data_section): Delete.
+ * sdbout.c (sdbout_one_type): Use switch_to_section.
+ * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
+ (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
+ (TARGET_ASM_EH_FRAME_SECTION): Poison.
+ * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
+ (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
+ (TARGET_ASM_OUT): Update after above changes.
+ * target.h (init_sections): New hook.
+ (exception_section, eh_frame_section): Delete.
+ (select_section, select_rtx_section, function_rodata_section): Return
+ a section rather than emitting assembly code.
+ * varasm.c (text_section, data_section, readonly_data_section)
+ (ctors_section, dtors_section, bss_section, init_section)
+ (fini_section): Turn into section pointers.
+ (sdata_section, sbss_section, exception_section): New variables.
+ (eh_frame_section): New variable.
+ (in_section): Make global and turn into a section pointer.
+ (last_text_section): Turn into a section pointer.
+ (unnamed_sections): New variable.
+ (in_named_name, last_text_section_name): Delete.
+ (EXTRA_SECTION_FUNCTIONS): Delete.
+ (in_named_entry): Delete.
+ (section_htab): New variable, replacing...
+ (in_named_htab): ...this deleted variable.
+ (section_entry_eq, section_entry_hash): New functions, based on...
+ (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
+ (get_unnamed_section, get_section): New functions.
+ (unlikely_text_section): Return a section instead of emitting
+ assembly code.
+ (in_text_section, in_unlikely_text_section, in_data_section): Delete.
+ (get_named_section_flags, named_section_first_declaration): Delete.
+ (unlikely_text_section_p): New function.
+ (named_section_real, named_section): Delete.
+ (get_named_section): New function.
+ (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
+ (function_section): Return a section rather than emitting
+ assembly code.
+ (current_function_section): Likewise. Remove argument. Use
+ last_text_section if nonnull, otherwise use function_section.
+ (default_function_rodata_section): Return a section rather than
+ emitting assembly code. Use get_section.
+ (default_no_function_rodata_section): Return a section rather than
+ emitting assembly code.
+ (variable_section): Use switch_to_section and get_named_section.
+ (mergeable_string_section): Return a section rather than emitting
+ assembly code. Use get_section. Make static. Don't take special
+ countermeasures for empty strings.
+ (mergeable_constant_section): Return a section rather than emitting
+ assembly code. Use get_section.
+ (default_named_section_asm_out_destructor): Use switch_to_section
+ and get_section.
+ (default_dtor_section_asm_out_destructor): Use switch_to_section.
+ (default_named_section_asm_out_constructor): Use switch_to_section
+ and get_section.
+ (default_ctor_section_asm_out_constructor): Use switch_to_section.
+ (assemble_start_function): Likewise. Set last_text_section to
+ NULL rather than no_section. Change the type of save_section.
+ (assemble_zeros, assemble_variable): Use the section flags to detect
+ whether or not a section is text.
+ (assemble_static_space): Use switch_to_section.
+ (assemble_trampoline_template): Likewise.
+ (output_constant_def_contents): Use switch_to_section and
+ get_named_section.
+ (output_constant_pool_1): Use switch_to_section. Use the section
+ flags to see whether sections contain mergeable data.
+ (init_varasm_once): Initialize section_htab instead of in_named_htab.
+ Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
+ (default_elf_asm_named_section): Use SECTION_DECLARED to detect
+ whether a section has already been declared.
+ (default_select_section, default_elf_select_section): Return a
+ section rather than emitting assembly code.
+ (default_elf_select_section_1): Likewise. Use bss_section for
+ SECCAT_BSS if nonnull. Use get_named_section.
+ (default_select_rtx_section): Return a section rather than
+ emitting assembly code.
+ (default_elf_select_rtx_section): Likewise. Use get_named_section.
+ (file_end_indicate_exec_stack): Use switch_to_section and get_section.
+ (output_section_asm_op, switch_to_section): New functions.
+ * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
+ get_named_section.
+
+ * doc/tm.texi: Expand the introduction to the sections documentation.
+ (TRAMPOLINE_SECTION): Document new interface.
+ (SDATA_SECTION_ASM_OP): Document new macro.
+ (READONLY_DATA_SECTION): Delete.
+ (SDATA_SECTION_ASM_OP): Document new macro.
+ (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
+ (TARGET_ASM_INIT_SECTIONS): Document new hook.
+ (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
+ (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
+ (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
+
+2005-12-07 Alan Modra <amodra@bigpond.net.au>
+
+ * gcc.c (init_gcc_specs): Match braces inside conditionally
+ compiled strings.
+
+2005-12-06 Geoffrey Keating <geoffk@apple.com>
+
+ * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
+
+2005-12-06 Aldy Hernandez <aldyh@redhat.com>
+
+ PR C++/24138
+ * tree.c (integer_all_onesp): Always return true if all bits on.
+
+ * testsuite/g++.dg/init/array0.C: New.
+
+2005-12-06 Adrian Straetling <straetling@de.ibm.com>
+
+ * doc/md.texi: Adapt to implementation.
+
+2005-12-06 Andreas Schwab <schwab@suse.de>
+
+ * opts.c (decode_options): Fix typo in message.
+
+2005-12-06 Alan Modra <amodra@bigpond.net.au>
+
+ PR other/13873
+ * longlong.h: Merge PPC tests from upstream.
+
+2005-12-06 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (fold_convert): Do not build and fold
+ CONVERT_EXPR, but always use NOP_EXPR.
+
+2005-12-06 Jan Beulich <jbeulich@novell.com>
+
+ * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
+ __builtin_ia32_paddq and __builtin_ia32_psubq.
+ (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
+ __builtin_ia32_pshufw.
+ * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
+
+2005-12-05 James E Wilson <wilson@specifix.com>
+
+ PR target/24934
+ * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
+ is set.
+
+2005-12-05 Daniel Berlin <dberlin@dberlin.org>
+
+ * print-tree.c (print_node): Ditto.
+ * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
+ * tree-dump.c (dequeue_and_dump): Check for decl_common structure
+ before accessing DECL_ARTIFICIAL.
+ Handle new tag tree codes.
+ * tree-flow-inline.h (clear_call_clobbered): Update for tag
+ changes.
+ (unmodifiable_var_p): Ditto.
+ * tree-flow.h (mem_tag_kind): Remove.
+ (struct var_ann_d): Remove mem_tag_kind member.
+ * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
+ * tree-pretty-print.c (dump_generic_node): Handle memory tags.
+ * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
+ (group_aliases): Ditto.
+ (setup_pointers_and_addressables): Ditto.
+ (is_escape_site): Ditto.
+ (may_alias_p): Ditto.
+ (create_tag_raw): New function.
+ (create_memory_tag): Use it.
+ (dump_alias_info): Update for tags.
+ (may_be_aliased): Ditto.
+ (add_type_alias): Ditto.
+ (new_type_alias): Ditto.
+ (create_sft): Ditto.
+ (create_structure_vars): Ditto.
+ * tree-ssa-ccp.c (get_default_value): Ditto.
+ * tree-ssa-operands.c (get_expr_operands): Ditto.
+ (add_stmt_operand): Ditto.
+ (add_call_clobber_ops): Remove duplicated condition.
+ * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
+ tags.
+ * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
+ * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
+ * tree.c (init_ttree): Update structures for new tree codes.
+ (tree_code_size): Update sizes for new tree codes.
+ (make_node_stat): Don't try to set common things on minimal
+ structures.
+ (tree_node_structure): Update for tags.
+ (is_global_var): Ditto.
+ * tree.def: Add new tree codes.
+ * tree.h (MTAG_P): New macro.
+ (TREE_MEMORY_TAG_CHECK): Ditto.
+ (SSA_VAR_P): Update for tags.
+ (struct tree_memory_tag): New structure.
+ (MTAG_GLOBAL): New macro.
+ (union tree_node): Add memory tag member.
+ * treestruct.def (TS_MEMORY_TAG): New.
+
+2005-12-05 Dale Johannesen <dalej@apple.com>
+
+ * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
+ what was approved (PR 24323).
+
+2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * doc/c-tree.texi (Function Bodies): Remove description of
+ RETURN_INIT.
+
+2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
+
+ * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
+ __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
+ __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
+ __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
+ __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
+ __divxc3): Document.
+
+2005-12-05 Geoffrey Keating <geoffk@apple.com>
+
+ * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
+ previous behaviour.
+ * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
+ hook_bool_void_false.
+ (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
+ * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
+
+ * config/darwin.c (machopic_select_section): It's not defined
+ as weak if it's only marked as weak_import.
+
+ * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
+ Prototype.
+
+ * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
+ A hidden weak object does bind locally. Strong linkonce data
+ counts like any other strong symbol for binding.
+ (weak_finish_1): Don't specially handle weakrefs, they no longer
+ arrive here.
+ (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
+ * c-common.c (handle_alias_attribute): Allow static aliases
+ of variables.
+ (handle_weakref_attribute): Don't call declare_weak on weakrefs.
+ * gthr-dce.h: Make weakrefs static.
+ * gthr-tpf.h: Likewise.
+ * gthr-solaris.h: Likewise.
+ * gthr-posix.h: Likewise.
+ * gthr-posix95.h: Likewise.
+ * config/darwin.c (darwin_encode_section_info): static weakref
+ variables are not necessarily defined in this translation unit.
+ * doc/extend.texi (Function Attributes): Mention that an alias
+ attribute creates a definition for the thing it's attached to.
+ Change the documentation for weakref to say that the thing
+ it's attached to must be static.
+
+ * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
+ we don't go into an infinite loop.
+
+2005-12-05 Paolo Bonzini <bonzini@gnu.org>
+
+ * config/rs6000/predicates.md (logical_const_operand): Split
+ out of logical_operand.
+ (logical_operand): Use it.
+ * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
+ logical_const_operand.
+
+2005-12-05 Jan Beulich <jbeulich@novell.com>
+
+ * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
+ and IX86_BUILTIN_CMPNESS.
+ (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
+ * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
+ * config/i386/i386.md (movti_internal): Correct type attribute.
+ Simplify mode attribute.
+ (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
+ Correct type attribute.
+ (absxf2): Correct operator.
+ * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
+ movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
+ * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
+ mode attribute.
+ (sse2_vmsqrtv2df2): Correct mode attribute.
+
+2005-12-05 Jan Beulich <jbeulich@novell.com>
+
+ * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
+ 16 bits. Provide insn pattern for this case.
+
+2005-12-05 Jan Beulich <jbeulich@novell.com>
+
+ * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
+ result.
+ (__popcountDI2): Likewise.
+
+2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/25166
+ * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
+ _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
+ * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
+ functions.
+
+2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
+
+ * c-typeck.c (null_pointer_constant_p): New function.
+ (build_conditional_expr, build_c_cast, convert_for_assignment,
+ build_binary_op): Use it.
+
+2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
+
+ * c-common.c (binary_op_error): Do not allow NOP_EXPR.
+ (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
+ CONVERT_EXPR.
+ (check_function_arguments_recurse): Allow both NOP_EXPR and
+ CONVERT_EXPR but check conversions preserve precision.
+ * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
+ but check conversions preserve precision.
+ (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
+ default case.
+
+2005-12-04 Roger Sayle <roger@eyesopen.com>
+
+ PR c/7776
+ * common.opt (Wstring-literal-comparison): New command line option.
+ * c-opts.c (c_common_handle_option): Set it with -Wall.
+ * c-typeck.c (parser_build_binary_op): Issue warning if either
+ operand of a comparison operator is a string literal, except for
+ testing equality or inequality against NULL.
+
+ * doc/invoke.texi: Document new -Wstring-literal-comparison option.
+
+2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
+
+ * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
+ of building a NOP_EXPR.
+ (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
+ NOP_EXPR.
+ * c-convert.c (convert): Use fold_convert instead of building
+ NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
+ c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
+ #if 0 code.
+ * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
+ NOP_EXPR the same as CONVERT_EXPR.
+ * c-typeck.c (build_function_call): Use fold_convert instead of
+ building a NOP_EXPR directly.
+ (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
+
+2005-12-03 Alan Modra <amodra@bigpond.net.au>
+
+ PR rtl-optimization/25197
+ * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
+ have a reg.
+
+2005-12-02 Stuart Hastings <stuart@apple.com>
+
+ * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
+ warning.
+
+2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
+
+ * c-typeck.c (default_function_array_conversion,
+ build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
+ (build_conditional_expr): Apply integer_zerop to orig_op1 and
+ orig_op2. Don't check them for NOP_EXPR.
+ (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
+ around integer zero.
+
+2005-12-03 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
+ toc_save_offset, toc_size, lr_size.
+ (rs6000_stack_info): Use memset rather than bss struct copy to init.
+ Test rs6000_ra_ever_killed last in condition setting lr_save_p.
+ Adjust for removal of unused rs6000_stack_t fields.
+ (debug_stack_info): Adjust.
+ (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
+ first, and don't bother checking for set/inc of lr on sibcalls.
+ (rs6000_emit_epilogue): Tidy code restoring stack pointer.
+
+2005-12-02 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/25199
+ * config/i386/i386.md (movqi_1): Only force imovx for alternative
+ 5 if operand 1 is not aligned. Undo previous constraint change.
+ * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
+
+2005-12-02 Richard Guenther <rguenther@suse.de>
+
+ * tree.h (build): Remove prototype.
+ (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
+ * tree.c (build): Remove.
+ (build0_stat): Update comment.
+
+2005-12-02 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
+ * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
+ Likewise.
+ * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
+ maybe_fold_offset_to_component_ref): Likewise.
+ * tree-ssa-dom.c (thread_across_edge,
+ simplify_rhs_and_lookup_avail_expr,
+ find_equivalent_equality_comparison, record_equivalences_from_stmt):
+ Likewise.
+ * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
+ * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
+ lower_try_finally_switch): Likewise.
+ * tree-if-conv.c (add_to_dst_predicate_list,
+ replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
+ * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
+ voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
+ gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
+ gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
+ shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
+ gimplify_init_ctor_eval, gimplify_init_constructor,
+ gimplify_variable_sized_compare, gimplify_boolean_expr,
+ gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
+ gimplify_expr, gimplify_body, gimplify_function_tree,
+ force_gimple_operand): Likewise.
+ * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
+ * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
+ mx_register_decls): Likewise.
+ * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
+ get_frame_field, finalize_nesting_tree_1): Likewise.
+ * tree-inline.c (setup_one_parameter): Likewise.
+ * tree-vect-transform.c (vectorizable_condition): Likewise.
+ * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
+ Likewise.
+ * tree-profile.c (tree_gen_edge_profiler): Likewise.
+ * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
+ * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
+ * tree-chrec.h (build_polynomial_chrec): Likewise.
+
+2005-12-02 Richard Guenther <rguenther@suse.de>
+
+ * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
+ alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
+ * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
+ * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
+ * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
+ * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
+ * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
+ Likewise.
+ * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
+ sh_adjust_unroll_max): Likewise.
+ * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
+ * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
+ * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
+ Likewise.
+ * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
+ Likewise.
+ * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
+ Likewise.
+
+2005-12-02 Richard Guenther <rguenther@suse.de>
+
+ * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
+ simplify_cond_using_ranges): Use buildN instead of build.
+ * tree-tailcall.c (adjust_accumulator_values,
+ adjust_return_value): Likewise.
+ * tree-sra.c (generate_one_element_ref, generate_copy_inout,
+ generate_element_copy, generate_element_zero,
+ generate_one_element_init): Likewise.
+ * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
+ * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
+ lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
+ perfect_nestify): Likewise.
+
+2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (pa_secondary_reload): Revise initialization of variable regno.
+
+2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * ggc.h (GGC_RESIZEVEC): New.
+
+2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * gcc.c (execute): Improve readability.
+
+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.
+
+2005-12-02 Richard Guenther <rguenther@suse.de>
+
+ * convert.c (convert_to_integer): Fix compare for nonpositive
+ constant to use tree_int_cst_sgn <= 0.
+
+2005-12-02 Richard Guenther <rguenther@suse.de>
+
+ * convert.c (convert_to_integer): Use fold_convert instead
+ of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
+ instead of comparing against 0. Use build_int_cst instead
+ of converting integer_zero_node.
+
+2005-12-02 Richard Guenther <rguenther@suse.de>
+
+ * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
+ and RROTATE_EXPR.
+
+2005-12-02 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/21017
+ * combine.c (simplify_logical <IOR>): Simplify more patterns to
+ rotates.
+
+2005-12-02 Alan Modra <amodra@bigpond.net.au>
+
+ PR middle-end/25176
+ * function.c (expand_function_end): Emit blockage for unwinder
+ after return label.
+
+2005-12-01 Roger Sayle <roger@eyesopen.com>
+
+ * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
+ constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
+ * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
+ integer constant comparisons.
+
+2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
+ Janis Johnson <janis187@us.ibm.com>
+ David Edelsohn <dje@watson.ibm.com>
+ Ben Elliston <bje@au.ibm.com>
+
+ * dfp.h, dfp.c: New files.
+ * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
+ (DECNUM_H): Likewise.
+ (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
+ (INCLUDES): Append $(DECNUMINC).
+ (OBJS-common): Add dfp.o.
+ (dfp.o): New rule.
+ * real.h (EXP_BITS): Pinch one bit to ..
+ (struct real_value): Add decimal field.
+ (real_format): Change table size, update documentation.
+ (REAL_MODE_FORMAT): Update for to handle float, decimal float.
+ (real_from_string3): Declare.
+ (decimal_single_format): Declare.
+ (decimal_double_format): Declare.
+ (decimal_quad_format): Declare.
+ (REAL_VALUE_TO_TARGET_DECIMAL32): New.
+ (REAL_VALUE_TO_TARGET_DECIMAL64): New.
+ (REAL_VALUE_TO_TARGET_DECIMAL128): New.
+ * real.c: Include dfp.h.
+ (normalize): Early return for decimal floats.
+ (do_add): Zero decimal field.
+ (do_compare): Call do_decimal_compare for decimal floats.
+ (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
+ (real_arithmetic): Call decimal_real_arithmetic for decimal
+ floating point operands.
+ (real_identical): If a and b are of differing radix, return false.
+ (real_to_integer): Call decimal_real_to_integer if the value is a
+ decimal float.
+ (real_to_integer2): Likewise, call decimal_real_to_integer2.
+ (real_to_decimal): Likewise, call decimal_real_to_decimal.
+ (real_to_hexadecimal): Place "N/A" in the return string for
+ decimal float.
+ (real_from_string3): New variant, given a mode.
+ (real_maxval): Use decimal_real_maxval for decimal floats.
+ (round_for_format): Use decimal_round_for_format for decimals.
+ (real_convert): Use decimal_real_convert where appropriate.
+ (significand_size): Handle base 10.
+ (encode_decimal_single, decode_decimal_single,
+ encode_decimal_double, decode_decimal_double, encode_decimal_quad,
+ decode_decimal_quad): New functions.
+ (decimal_single_format): New.
+ (decimal_double_format): New.
+ (decimal_quad_format): New.
+ * machmode.def: Add SD, DD and TD decimal floating point modes.
+ * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
+ Include MODE_DECIMAL_FLOAT.
+ (DECIMAL_FLOAT_MODE_P): New.
+ * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
+ * genmodes.c (struct mode_data): Add counter field.
+ (struct mode_data): Update comment for format.
+ (blank_mode): Initialise counter field.
+ (new_mode): Increment counter field for each mode defined.
+ (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
+ using a format.
+ (make_complex_modes): Handle modes containing `D'.
+ (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
+ (make_decimal_float_mode): New.
+ (reset_float_format): Handle MODE_DECIMAL_FLOAT.
+ (cmp_modes): Compare counter field if other characteristics
+ similar.
+ (emit_real_format_for_mode): Support formats for decimal floats.
+ * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
+ Document MODE_DECIMAL_FLOAT.
+
+2005-12-02 Alan Modra <amodra@bigpond.net.au>
+
+ * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
+ Delete dead code.
+
+2005-12-01 Richard Henderson <rth@redhat.com>
+
+ * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
+
+2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
+
+ * config/pa/pa.c (pa_init_builtins): If we detect
+ DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
+ putc_unlocked.
+
+2005-12-01 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (fold_binary): Use fold_build2, not
+ fold (build (...)).
+
+2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
+
+ * vec.h (VEC_block_remove): New.
+
+2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ PR c/13384
+ * c-common.c (lvalue_error): Fix wording.
+
+2005-12-01 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
+ thinko in last patch.
+
+2005-12-01 Geoffrey Keating <geoffk@apple.com>
+
+ * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
+ than -flat_namespace.
+
+2005-12-01 Ben Elliston <bje@au.ibm.com>
+
+ * mklibgcc.in: Parameterise the script to build soft float
+ functions by iterating over each type, rather than cloning the
+ code for each type.
+
+2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ PR middle-end/25158
+ * builtins.c (fold_builtin_fputs): Defer check for missing
+ replacement functions.
+
+2005-11-30 Kean Johnston <jkj@sco.com>
+
+ * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
+ simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
+
+2005-11-30 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/22501
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
+ function split out from ...
+ (forward_propagate_addr_expr): ... here. Use it to propagate
+ ADDR_EXPRs to all uses.
+
+2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
+ * builtins.c (expand_builtin_mathfn): Use them.
+ (expand_builtin_mathfn_2): Likewise.
+ (expand_builtin_mathfn_3): Likewise.
+ (expand_builtin_int_roundingfn): Likewise.
+ (expand_builtin): Likewise.
+ (integer_valued_real_p): Likewise.
+ (fold_builtin_int_roundingfn): Likewise.
+ (fold_builtin_bitop): Likewise.
+ (fold_builtin_logarithm): Likewise.
+ (fold_builtin_1): Likewise.
+ * convert.c (convert_to_integer): Likewise.
+ * fold-const.c (negate_mathfn_p): Likewise.
+ (tree_expr_nonnegative_p): Likewise.
+
+2005-11-30 Dale Johannesen <dalej@apple.com>
+ Andrew Pinski <pinskia@physics.uc.edu>
+
+ * combine.c (find_split_point): Sign extend bitmask
+ when changing bitfield assignment to IOR of AND.
+
+2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
+ clobber to scratch reg.
+ (*decrement_and_branch_until_zero_no_clobber): Remove.
+ (decrement_and_branch peephole): Add dummy scratch reg to pattern.
+ (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
+ * config/ms1/ms1.opt (mmul): Remove.
+ * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
+ (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
+
+2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+ Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * pa/predicates.md (symbolic_operand): Add comment.
+ * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
+ * pa/pa-protos.h (pa_secondary_reload_class): Delete.
+ * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
+ (pa_secondary_reload_class): Delete.
+ (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
+ and pa_secondary_reload_class. Reorder some checks. Update inline
+ copy of symbolic operand.
+ * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
+
+2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
+
+ * loop-doloop.c (add_test): Only add jump notes if we did emit a
+ jump.
+
+2005-11-30 Jeff Law <law@redhat.com>
+
+ * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
+ handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
+
+2005-11-30 Jakub Jelinek <jakub@redhat.com>
+
+ * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
+ Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
+ (ia64_expand_move): Adjust caller.
+
+ * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
+ fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
+ negate VAL.
+
+2005-11-30 Paolo Bonzini <bonzini@gnu.org>
+
+ * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
+ Always produce an output if we can remove NEGs or canonicalize
+ (minus (minus ...)) expressions. Provide a fast path for the
+ two-operand case.
+ (simplify_gen_binary): Do not call simplify_plus_minus.
+ (simplify_binary_operation_1): Reassociate at the end of the
+ function.
+
+2005-11-29 Evan Cheng <evan.cheng@apple.com>
+
+ * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
+ moves and unpack to speed up.
+
+2005-11-29 David S. Miller <davem@sunset.davemloft.net>
+
+ * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
+ argument, they are always sparc_compare_op0 and sparc_compare_op1.
+ (gen_v9_scc): Update callers.
+ * config/sparc/sparc.md: Likewise.
+ * config/sparc/sparc-protos.h: Update extern declaration.
+
+ * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
+
+2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
+ the if.
+
+2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
+ (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
+ (negate_expr): Here.
+
+2005-11-29 Ben Elliston <bje@au.ibm.com>
+
+ * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
+ Fix typo in comment.
+
+2005-11-29 Ben Elliston <bje@au.ibm.com>
+
+ * Makefile.in (clean-target): Depend on clean-target-libgcc.
+ (clean-target-libgcc): Import rule from the top-level Makefile.in.
+
+2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ PR middle-end/20109
+ PR middle-end/25120
+ * builtins.c (init_target_chars): New.
+ (expand_builtin_printf, expand_builtin_fprintf,
+ expand_builtin_sprintf, fold_builtin_sprintf,
+ maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
+ fold_builtin_snprintf_chk, fold_builtin_printf,
+ fold_builtin_fprintf): Check for matching format strings using
+ the target charset.
+
+2005-11-29 Paul Brook <paul@codesourcery.com>
+
+ * config.gcc: Do not use fixproto on m68k-elf.
+
+2005-11-28 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (div_cost): Replace with...
+ (sdiv_cost, udiv_cost): New.
+ (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
+ Rename the div and mod fields, used to initialize sdiv_pow2_cheap
+ and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
+ (expand_divmod): Replace use of div_cost with either sdiv_cost
+ or udiv_cost depending upon the signedness of the operation.
+
+2005-11-28 Alexandre Oliva <aoliva@redhat.com>
+
+ PR libfortran/24991
+ * config/darwin.c (machopic_indirection_name,
+ machopic_output_indirection): Follow transparent alias chain.
+
+2005-11-28 Alexandre Oliva <aoliva@redhat.com>
+
+ * varasm.c (ultimate_transparent_alias_target): Add comment.
+
+2005-11-28 Kazu Hirata <kazu@codesourcery.com>
+
+ * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
+ SET_SRC instead of XEXP where appropriate.
+
+2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
+
+ * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
+ __builtin_expect.
+
+2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
+
+ * config/fp-bit.h (LSHIFT): Take shift count parameter.
+ * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
+ bit at a time.
+
+2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
+ secondary_input_reload_class, made static. Adapt to new
+ infrastructure.
+ (secondary_output_reload_class): Delete.
+ (TARGET_SECONDARY_RELOAD): New macro.
+ * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
+ SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
+
+2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR c++/21166
+ * c-decl.c (finish_struct): Only set DECL_PACKED on a field
+ when its natural alignment is > BITS_PER_UNIT.
+ * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
+ * c-common.c (handle_packed_attribute): Ignore packing on a field
+ whose type is naturally char aligned.
+
+2005-11-28 Richard Guenther <rguenther@suse.de>
+
+ * c-common.c (strict_aliasing_warning): Handle all
+ component-ref like accesses.
+
+2005-11-28 Roger Sayle <roger@eyesopen.com>
+ Uros Bizjak <uros@kss-loka.si>
+
+ PR middle-end/20219
+ * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
+ sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
+ when flag_unsafe_math_optimizations is set and
+ we don't care about NaNs or Infinities.
+
+ Move x/expN(y) and x/pow(y,z) transformation into common
+ flag_unsafe_math_optimizations section.
+
+2005-11-27 Mark Mitchell <mark@codesourcery.com>
+
+ * gcc.c (main): Change type of argv to "char **".
+
+2005-11-28 Alan Modra <amodra@bigpond.net.au>
+
+ * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
+ small data sections.
+ * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
+ * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
+ * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
+ (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
+ output locals to sbss if !rs6000_elf_in_small_data_p.
+ (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
+
+2005-11-28 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/24997
+ * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
+ generated by reload.
+ * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
+ indexed_or_indirect_address.
+ (indexed_or_indirect_address): Don't test for base reg. Call
+ address_operand last. Make it a special predicate.
+
+2005-11-27 Kazu Hirata <kazu@codesourcery.com>
+
+ * config/m68k/m68k.c (notice_update_cc): Remove useless code.
+
+2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/24575
+ * fold-const.c (negate_expr_p): Add case for signed divides if overflow
+ is undefined.
+ (negate_expr): Likewise.
+
+2005-11-27 Andreas Schwab <schwab@suse.de>
+
+ * config/m68k/m68k.c: Reindent and fix whitespace, remove
+ redundant parens.
+
+2005-11-27 Steven Bosscher <stevenb@suse.de>
+
+ * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
+ has EH predecessor edges.
+
+2005-11-26 Eric Christopher <echristo@apple.com>
+
+ * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
+ register stalls by zero extending to the full register.
+
+2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
+
+ * config/floatunsisf.c, config/floatunsidf.c,
+ config/floatunsixf.c, config/floatunsitf.c: New files.
+ * config/ia64/t-hpux: Add floatunsitf.c.
+ * config/ia64/ia64.c (ia64_init_libfuncs): Use
+ _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
+
+2005-11-26 Richard Henderson <rth@redhat.com>
+
+ * c-lex.c (pragma_lex): Rename from c_lex.
+ * c-pch.c: Update for pragma_lex rename.
+ * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
+ * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
+ * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
+ * config/sol2-c.c, config/v850/v850-c.c: Likewise.
+ * doc/tm.texi: Likewise.
+
+2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/23669
+ * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
+ when overflow is undefined.
+
+2005-11-26 Hans-Peter Nilsson <hp@axis.com>
+
+ * doc/md.texi (Insn Canonicalizations): Refer to the
+ function commutative_operand_precedence for further rules.
+
+2005-11-25 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/21309
+ * expmed.c (choose_mult_variant): Return immediately when mult_cost
+ is less than zero. Limit mult_cost to a reasonable upper bound for
+ the synthetic multiplication sequence.
+
+2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ PR middle-end/25022
+ * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
+ fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
+ Lookup the explicit replacement functions for any unlocked
+ stdio builtin transformations.
+
+2005-11-25 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
+ earlyclobber.
+ * targhooks.c (default_secondary_reload): Don't require operand 2
+ for an input reload to be earlyclobber.
+
+2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * fold-const.c (negate_mathfn_p): Fix comment and add support
+ for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
+ BUILT_IN_ATANH.
+
+2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR middle-end/24998
+ * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
+ _Q_ulltoq for unsigned conversions from SImode and DImode to
+ TFmode.
+
+2005-11-25 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/ppc64-fp.c (__floatunditf): New function.
+ (__floatundidf, __floatundisf): Likewise.
+
+2005-11-25 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
+ (rs6000_override_options): Remove initialization of
+ rs6000_sr_alias_set.
+ (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
+ (rs6000_emit_stack_tie): Same.
+ (emit_frame_save): Same.
+ (gen_frame_mem_offset): Same.
+ (rs6000_emit_prologue): Same.
+ (rs6000_emit_epilogue): Same.
+
+2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/24989
+ * fold-const.c (fold_build): Convert bool_var != 1 and
+ bool_var == 0 to !bool_var.
+
+2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/24990
+ * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
+ for C being INTEGER_CST. Likewise for !=.
+
+2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR middle-end/24998
+ * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
+ unsigned conversions from SImode to TFmode.
+
+2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * expr.c (expand_expr_real_1): Fix error in last change.
+
+2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
+
+ * caller-save.c: (this_insn_sets): Move into:
+ (save_call_clobbered_regs).
+ (mark_set_regs): Get this_insn_sets from data.
+
+ (save_call_clobbered_regs): Take sets of the return value by
+ sibcalls into account.
+
+2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
+ PR target/21623:
+
+ * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
+ SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
+ (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
+ (memory_move_secondary_cost, init_reg_autoinc): Remove
+ SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
+ Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
+ secondary_reload_class call.
+ (copy_cost): Likewise. Add new parameter prev_sri. Changed all
+ callers.
+ * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
+ (push_secondary_reload): Use secondary_reload target hook.
+ (secondary_reload_class, scratch_reload_class): New functions.
+ (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
+ SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
+ SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
+ * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
+ (secondary_reload_class, scratch_reload_class): Declare.
+ * reload1.c: Include target.h.
+ (reload_adjust_reg_for_temp): New function.
+ (reload_adjust_reg_for_icode): Likewise.
+ (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
+ Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
+ call.
+ (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
+ for inheritance. Support case when both secondary & tertiary reloads
+ are for intermediate registers.
+ (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
+ with secondary_reload_class call. Support case when both secondary
+ & tertiary reloads are for intermediate registers.
+ * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
+ (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
+ * target.h (secondary_reload_info): New struct / typedef.
+ (struct gcc_target): New member secondary_reload.
+ * targhooks.c Include reload.h, optabs.h and recog.h.
+ (default_secondary_reload): New function.
+ * targhooks.h (default_secondary_reload): Declare.
+ * doc/tm.texi: Document secondary_reload target hook. Update
+ description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
+ * doc/md.texi: Likewise.
+
+ * sh-protos.h (sh_secondary_reload): Declare.
+ * sh.c (TARGET_SECONDARY_RELOAD): Override.
+ (sh_secondary_reload): New function.
+ * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
+ (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
+ (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
+ (HAVE_SECONDARY_RELOADS): Define.
+ * sh.md (reload_indf): Rename to:
+ (reload_indf__frn).
+ (reload_outdf): Rename to:
+ (reload_outdf__RnFRm).
+ (reload_insf): Rename to:
+ (reload_insf__frn).
+ (reload_insi): Rename to:
+ (reload_insi__i_fpul).
+
+2005-11-24 Uros Bizjak <uros@kss-loka.si>
+
+ * configure.ac: Require at least texinfo 4.4.
+ * configure: Regenerate.
+
+ * doc/install.texi (Tools/packages necessary for building GCC):
+ Update required version of texinfo to at least 4.4.
+ (Installing GCC: Building): Update required version of texinfo
+ to at least 4.4.
+ (Installing GCC: Final installation): Update required version
+ of texi2dvi to at least 4.4.
+ (Host/target specific installation notes for GCC): Update required
+ version of texinfo to at least 4.4.
+
+2005-11-24 Richard Guenther <rguenther@suse.de>
+ Dirk Mueller <dmueller@suse.de>
+
+ PR c++/14024
+ * c-common.h (strict_aliasing_warning): Declare.
+ * c-common.c (strict_aliasing_warning): New function,
+ split out from ...
+ * c-typeck.c (build_c_cast): ... here.
+
+2005-11-24 Paolo Bonzini <bonzini@gnu.org>
+
+ * optabs.c (expand_binop): Use swap_commutative_operands_with_target
+ to order operands.
+ (swap_commutative_operands_with_target): New.
+
+2005-11-24 Paolo Bonzini <bonzini@gnu.org>
+
+ * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
+ also when doing PRE, rather than only for global CPROP.
+
+2005-11-24 Ben Elliston <bje@au.ibm.com>
+
+ * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
+ * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
+ formatting.
+ (expand_twoval_unop): Likewise.
+ (widen_clz): Likewise.
+ (expand_parity): Likewise.
+ (expand_unop): Likewise.
+ (emit_cmp_and_jmp_insn_1): Likewise.
+ (prepare_float_lib_cmp): Likewise.
+
+2005-11-24 Ben Elliston <bje@au.ibm.com>
+
+ * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
+ Remove unused `class' variable.
+
+2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ PR c++/21667
+ * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
+ C/C++ diagnostic function warn_array_subscript_with_type_char.
+ * c-common.h (warn_array_subscript_with_type_char): Declare.
+ * c-common.c (warn_array_subscript_with_type_char): Define.
+
+2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ PR c/21668
+ * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
+ compiling at the intersection of C and C++.
+
+2005-11-23 Mark Mitchell <mark@codesourcery.com>
+
+ * doc/invoke.texi: For man pages, include gcc-vers.texi.
+ List @file in the option summary. Include the libiberty
+ documentation for @file.
+ * gcc.c (main): Call expandargv.
+ * Makefile.in (gcc-vers.texi): Define srcdir.
+
+2005-11-23 Diego Novillo <dnovillo@redhat.com>
+
+ * passes.c (init_optimization_passes): Document
+ sequencing of passes.
+
+2005-11-23 Kazu Hirata <kazu@codesourcery.com>
+
+ * config/m68k/predicates.md (pcrel_address, extend_operator,
+ post_inc_operand, pre_dec_operand): Remove redundant
+ conditionals.
+ (const_uint32_operand, const_sint32_operand): Use gcc_assert
+ instead of abort.
+ (valid_dbcc_comparison_p): Rewrite in the lisp style.
+
+2005-11-23 Ben Elliston <bje@au.ibm.com>
+
+ * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
+
+2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
+
+ Preparatory work for PR target/21623:
+ * alpha.c (secondary_reload_class): Rename to:
+ (alpha_secondary_reload_class).
+ * alpha.h, alpha-protos.h: Likewise.
+ * mn10300.c (secondary_reload_class): Rename to:
+ (mn10300_secondary_reload_class).
+ * mn10300.h, mn10300-protos.h: Likewise.
+ * pa.c (secondary_reload_class): Rename to:
+ (pa_secondary_reload_class).
+ * pa.h, pa-protos.h: Likewise.
+ * rs6000.c (secondary_reload_class): Rename to:
+ rs6000_secondary_reload_class.
+ * rs6000.h, rs6000-protos.h: Likewise.
+
+2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR middle-end/22561
+ * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
+
+2005-11-22 Ian Lance Taylor <ian@airs.com>
+
+ * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
+ a mode_class.
+ (prepare_cmp_insn): Likewise.
+
+2005-11-22 Kazu Hirata <kazu@codesourcery.com>
+
+ PR target/23435
+ * m68k.md (zero_extendsidi2): Force operands[1] to a register
+ if both operands[0] and operands[1] are memory.
+
+2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/23606
+ * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
+ COMPARISON_CLASS_P and an integral types create create a new
+ expression with the new type and fold that.
+
+2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/24988
+ * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
+ to SUBTARGET_OS_CPP_BUILTINS.
+
+2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
+
+ * arm.c (emit_set_insn): New function.
+ (arm_split_constant): Call it.
+ (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
+ (arm_legitimize_address): Likewise. Use plus_constant.
+ (arm_expand_prologue): Likewise. Use VOIDmode in SET.
+ (thumb_expand_prologue): Likewise.
+ (arm_gen_load_multiple): Use VOIDmode in SET.
+ (arm_gen_store_multiple): Likewise.
+ (vfp_emit_fstmx): Likewise. Use plus_constant.
+ (emit_multi_reg_push): Likewise.
+ (emit_sfm): Use plus_constant.
+
+2005-11-23 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/24954
+ * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
+ typo last change.
+
+2005-11-22 Alan Modra <amodra@bigpond.net.au>
+
+ PR middle-end/24950
+ * expmed.c (store_bit_field): Don't attempt to insv a field
+ larger than the reg.
+
+2005-11-22 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/24954
+ * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
+ explicit sign extension, not a (char) cast.
+
+2005-11-22 Ben Elliston <bje@au.ibm.com>
+
+ * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
+ GET_MODE_CLASS (x) == MODE_FLOAT.
+ * config/i386/i386.c: Likewise.
+ * config/rs6000/xcoff.h: Likewise.
+ * config/rs6000/linux64.h: Likewise.
+ * config/rs6000/rs6000.c: Likewise.
+ * config/rs6000/rs6000.h: Likewise.
+ * config/rs6000/predicates.md: Likewise.
+ * config/rs6000/sysv4.h: Likewise.
+
+2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
+ flag_pic is set.
+
+ * config/alpha/freebsd.h, config/alpha/linux.h,
+ config/arm/linux-elf.h, config/bfin/bfin.h,
+ config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
+ config/i386/beos-elf.h, config/i386/gnu.h,
+ config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
+ config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
+ config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
+ config/rs6000/linux64.h, config/rs6000/sysv4.h,
+ config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
+ config/sh/linux.h, config/sh/sh.h, config/sol2.h,
+ config/sparc/linux.h, config/sparc/linux64.h,
+ config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
+
+ * doc/invoke.texi: Document that the macros __pic__ and __PIC__
+ are both defined when either flag -fpic or -fPIC are used.
+
+2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
+
+ * config/fp-bit.c (clzusi): New function.
+ (si_to_float, usi_to_float): Use it to compute proper shift.
+ (usi_to_float): Preserve guard bits when shifting right.
+ * libgcc-std.ver (GCC_4.2.0): New version.
+ * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
+ __floatundisf): New functions.
+ * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
+ __floatundisf): Declare.
+ * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
+ _floatundixf, and _floatunditf.
+ * optabs.c (expand_float): If target does not define a pattern for
+ signed or unsigned conversion, use an unsigned libcall instead of
+ a signed one.
+ (init_optabs): Initialize ufloat_optab.
+
+2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
+
+ * config/rs6000/rs6000.opt (mmulhw): New option.
+ * doc/invoke.texi (-mmulhw): Document.
+ * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
+ for 405 and 440.
+ * config/rs6000/rs6000.md: Add half-word multiply and
+ multiply-accumulate instructions for 405 and 440.
+
+2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
+
+ * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
+ which matches behavior of gcc 4.0 and older for RTEMS targets. The
+ default now includes a linker group which makes the RTEMS one nest.
+
+2005-11-22 Ben Elliston <bje@au.ibm.com>
+
+ * cse.c (fold_rtx): Typo fix.
+ (find_comparison_args): Pass the mode of arg1, not arg1 itself.
+
+2005-11-21 Richard Henderson <rth@redhat.com>
+
+ * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
+ langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
+
+ * c-tree.h (lookup_name): Move declaration ...
+ * c-common.h (lookup_name): ... here.
+ * config/darwin-c.c: Include c-common.h.
+ * config/t-darwin: Update dependencies.
+
+2005-11-22 Ben Elliston <bje@au.ibm.com>
+
+ * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
+ explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
+ * genopinit.c (gen_insn): Likewise.
+ * reload.c (find_equiv_reg): Likewise.
+ * loop.c (load_mems): Likewise.
+ * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
+ * cse.c (find_comparison_args, fold_rtx): Likewise.
+ * dwarf2out.c (add_const_value_attribute): Likewise.
+ * expr.c (convert_move): Likewise.
+ * recog.c (general_operand, register_operand): Likewise.
+ * reg-stack.c (replace_reg): Likewise.
+ * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
+ * c-common.c (handle_vector_size_attribute): Likewise.
+ * simplify-rtx.c (simplify_const_unary_operation): Likewise.
+ (simplify_binary_operation_1): Likewise.
+ (simplify_const_binary_operation): Likewise.
+ (simplify_relational_operation): Likewise.
+ (simplify_const_relational_operation): Likewise.
+ (simplify_immed_subreg): Likewise.
+ * emit-rtl.c (gen_lowpart_common): Likewise.
+ * expmed.c (expand_mult): Likewise.
+ * stor-layout.c (layout_type): Likewise.
+
+2005-11-21 Paolo Bonzini <bonzini@gnu.org>
+
+ PR target/24951
+ * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
+ cst2 only for SPE vectors.
+
+2005-11-21 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/24953
+ * config/rs6000/predicates.md (vrsave_operation): Check
+ UNSPEC_VOLATILE value.
+
+2005-11-21 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/24653
+ * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
+
+2005-11-21 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/predicates.md (ax_reg_operand): New predicate.
+ (memory_displacement_only_operand): New predicate.
+ * config/i386/i386.md ("modrm" attribute): Return 0 if one
+ operand is AX register and the other operand is memory operand
+ with displacement only.
+
+2005-11-21 Uros Bizjak <uros@kss-loka.si>
+
+ * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
+ if we don't care about NaNs or Infinities.
+
+2005-11-20 Ian Lance Taylor <ian@airs.com>
+
+ PR rtl-optimization/24883
+ * combine.c (combinable_i3pat): When checking whether the
+ destination of i3 is used in i3, consider paradoxical subregs.
+
+2005-11-21 Kazu Hirata <kazu@codesourcery.com>
+
+ PR middle-end/20583
+ * cse.c (cse_insn): Reject invalid forms of CONST earlier.
+
+2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
+
+ * combine.c (try_combine): Do not run subst on i1src and i2src in
+ the case of generating a PARALLEL for a comparison.
+
+2005-11-20 Richard Henderson <rth@redhat.com>
+
+ PR 24931
+ * tree-sra.c (struct sra_elt): Add all_no_warning.
+ (struct sra_walk_fns) <use>: Add use_all argument.
+ (sra_walk_expr): Pass it.
+ (sra_walk_modify_expr): Likewise.
+ (scalarize_ldst): Likewise.
+ (scan_use): Update for new argument.
+ (mark_no_warning): New.
+ (scalarize_use): Use it.
+
+2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * expr.c (expand_expr_real): Use usmul_optab for widening
+ signed * unsigned multiplies.
+ * genopinit.c (optabs): Add usmul_widen_optab.
+ * optabs.c (init_optabs): Likewise.
+ * optabs.h (enum optab_index): Add OTI_usmul_widen.
+ (usmul_widen_optab): Define.
+ * config/bfin/bfin.md (usmulhisi3): New pattern.
+
+ * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
+
+2005-11-20 Graham Stott <btinternet.com>
+
+ * gensupport.c (std_preds): Fixed extraneous `false` in last change.
+
+2005-11-20 Andreas Schwab <schwab@suse.de>
+
+ PR target/24757
+ * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
+ insn.
+
+2005-11-19 Richard Henderson <rth@redhat.com>
+
+ PR tree-opt/24665
+ * tree-gimple.c (is_gimple_id): Export.
+ * tree-gimple.h (is_gimple_id): Declare.
+ * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
+ (get_default_value): Use it.
+ (maybe_fold_stmt_indirect): Likewise.
+
+2005-11-19 James A. Morrison <phython@gcc.gnu.org>
+
+ * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
+ than VR1 or vice-versa.
+
+2005-11-19 Hans-Peter Nilsson <hp@axis.com>
+
+ PR middle-end/24912
+ PR middle-end/24750
+ * reload.c (find_reloads_address_1): Mention dependency on
+ gen_reload.
+ * reload1.c (gen_reload): For IN with an unary operation, try
+ moving inner expression to OUT if trivial SET is not valid.
+ Confirm that the result is valid. Move common code block into...
+ (emit_insn_if_valid_for_reload): New function.
+
+2005-11-19 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (fold_indirect_ref_1): Make sure we fold
+ ARRAY_REFs of constant strings.
+
+2005-11-19 Jakub Jelinek <jakub@redhat.com>
+
+ * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
+ fatal format string.
+
+2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
+
+ * combine.c (make_compound_operation): Swap operands of
+ commutative operation if necessary before returning.
+
+2005-11-19 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/23294
+ * fold-const.c (fold_plusminus_mult_expr): New function.
+ (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
+ cases, remove now unnecessary code.
+
+2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
+
+ * gensupport.c (old_preds): Rename to std_preds, add special field.
+ (struct old_pred_table): Rename to struct std_pred_table, add special
+ field.
+ (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
+ (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
+ (init_predicate_table): Adjust, and set along the way whether a
+ predicate is special.
+
+2005-11-18 Mark Mitchell <mark@codesourcery.com>
+
+ * BASE-VER: Change to 4.2.0.
+
+2005-11-18 James E Wilson <wilson@specifix.com>
+
+ * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
+ returning it.
+
+2005-11-18 Mike Stump <mrs@apple.com>
+
+ * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
+ * config/darwin-c.c (darwin_pragma_unused): Likewise.
+ * c-decl.c (lookup_name_two) Remove.
+ * c-tree.h (lookup_name_two): Remove.
+ * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
+ * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
+ (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
+ * langhooks.h (lang_hooks_for_decls): Add lookup_name.
+
+2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
+
+ PR target/24914
+ * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
+ when not generating code to use that co-processor.
+
+2005-11-18 James A. Morrison <phython@gcc.gnu.org>
+
+ * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
+ add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
+ these functions are now in tree-phinodes.c.
+
+2005-11-18 Jie Zhang <jie.zhang@analog.com>
+
+ * config/bfin/bfin.md (trap): New pattern.
+
+2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
+ on types.
+
+ * expr.c (expand_expr_real): Don't call record_block_change unless
+ ib_boundaries_block is non-null
+
+ * postreload.c (reload_cse_move2add): Don't try to work with BImode.
+
+ * fold-const.c (build_range_check): Use proper type for subtraction
+ when merging lower bound.
+
+2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR rtl-optimization/24497
+ * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
+ the copied insn.
+
+2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-scalar-evolution.c (expression_expensive_p): New function.
+ (scev_const_prop): Use compute_overall_effect_of_inner_loop.
+
+2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/crtlibid.s: New file.
+
+2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/24348
+ * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
+ when not using sjlj exceptions.
+ * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
+ * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
+ * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
+ * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
+ DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
+ * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
+ * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
+ DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
+ ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
+ * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
+ (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
+ DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
+ ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
+ defines.
+ * config/pa/hpux-unwind.h: New file.
+
+2005-11-17 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
+ * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
+ * varasm.c (do_assemble_alias): Adjust call.
+ (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
+ is defined.
+ * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
+
+2005-11-17 James E Wilson <wilson@specifix.com>
+
+ * tree.def (FUNCTION_DECL): Correct typo in comment.
+
+2005-11-17 Richard Henderson <rth@redhat.com>
+
+ * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
+ (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
+ and DW_CFA_def_cfa_sf.
+ (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
+ (dbx_reg_number): Don't assert particular registers here.
+ (based_loc_descr): ... do it here instead. Fold in ...
+ (eliminate_reg_to_offset): ... this function.
+ (compute_frame_pointer_to_cfa_displacement): Fold in the effects
+ of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
+ * unwind-dw2.c (execute_cfa_program): Apply data align factor
+ to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
+ * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
+ (instantiate_virtual_regs): Likewise.
+ * var-tracking.c (adjust_stack_reference): Likewise.
+ * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
+
+2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
+ * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
+ * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
+ crtlibid.o.
+ ($(T)crtlibid.o): New rule.
+
+2005-11-16 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/24851
+ * fold-const.c (extract_array_ref): Return byte offset
+ in all cases.
+ (fold_binary): Fold &x[a] CMP &x[b] to
+ a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
+ behavior.
+
+2005-11-16 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/23497
+ * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
+ parts of an SSA_NAME.
+
+2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
+
+ PR target/24861
+ * arm.md (split for movsf with immediate): Restrict split to insns
+ that set a general register.
+
+2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
+ uw_update_context.
+ * unwind-dw2.c (uw_advance_context): Likewise.
+ * unwind-sjlj.c (uw_advance_context): Likewise. Also call
+ _Unwind_SjLj_Unregister.
+ * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
+
+2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
+
+2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
+ langhook to get a DImode integer type.
+
+2005-11-16 Richard Henderson <rth@redhat.com>
+ J"orn Rennecke <joern.rennecke@st.com>
+ Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR rtl-opt/24160
+ PR target/24621
+ * reload1.c (reg_equiv_invariant): New.
+ (reload): Allocate, initialize, and free it.
+ (calculate_needs_all_insns): Check it when skipping equivalence
+ setting insns.
+ (alter_reg): Likewise.
+ (eliminate_regs_1): Rename from eliminate_regs. Add new
+ may_use_invariant argument; only use reg_equiv_invariant when true.
+ (eliminate_regs): New.
+ (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
+ a context for which may_use_invariant may be true.
+
+2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
+
+ * fold-const.c (const_binop): Don't constant fold the operation
+ if the result has overflowed and flag_trapping_math.
+ * simplify-rtx.c (simplify_const_binary_operation): Likewise.
+
+2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * config/arm/unwind-arm.c (abort): Add prototype here.
+ (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
+ (struct phase1_vrs): Add prev_sp.
+ (unwind_phase2_forced): Save the original core registers instead of
+ modifying entry_vrs. Take a new flag argument for resuming unwinding
+ and set action flags accordingly. Always set _US_END_OF_STACK when
+ get_eit_entry fails. Unwind before calling the stop function.
+ (_Unwind_GetCFA): New function.
+ (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
+ (__gnu_Unwind_Resume_or_Rethrow): Likewise.
+ (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
+ just call unwind_phase2_forced.
+ (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
+ * config/arm/unwind-arm.h (abort): Remove prototype.
+ (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
+ prototypes.
+ (_Unwind_GetCFA): New prototype.
+ * config/arm/pr-support.c (abort): Add prototype here.
+ * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
+ forced unwinding.
+ * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
+ not schedule the prologue with non-call exceptions and EABI.
+
+2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/arm/unwind-arm.h: Reorder interface function declarations.
+ (_URC_END_OF_STACK): New enumeration value.
+ (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
+ (struct _Unwind_Control_Block): Document reserved field use.
+ (_Unwind_Stop_Fn): New typedef.
+ (_Unwind_ForcedUnwind): Declare.
+ (_Unwind_Resume_or_Rethrow): Declare.
+ * config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
+ argument. Adjust.
+ (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
+ * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
+ (UCB_FORCED_STOP_ARG): New.
+ (search_EIT_table): Update boundary condition checks.
+ (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
+ (unwind_phase2): Replace for with do..while.
+ (unwind_phase2_forced): New.
+ (__gnu_Unwind_RaiseException): Replace for with do..while.
+ (__gnu_Unwind_ForcedUnwind): New.
+ (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
+ Use appropriate phase2 unwinder.
+ (__gnu_Unwind_Resume_or_Rethrow): New.
+ (__gnu_unwind_pr_common): Cope with forced unwinding.
+
+2005-11-16 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/24772
+ * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
+
+ * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
+ roundsf2): Remove "s" from mnemonic.
+
+2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
+ __PIC__ is defined.
+ * config/bfin/crtn.s: Change epilogues to match.
+ * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
+ * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
+ __PIC__ and __pic__.
+
+2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
+
+ PR 24357
+ * doc/invoke.texi: Distinguish between free and fixed form instead of
+ Fortran and Fortran 90/95. Remove ratfor from the list of supported
+ languages.
+ * gcc.c (default_compilers): Remove double entries, add entries for
+ suffixes '.F90' and '.F95'.
+
+2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
+ in the stack probing loop.
+
+2005-11-15 David Edelsohn <edelsohn@gnu.org>
+
+ * configure.ac: Use .machine power5 not power5x.
+ * configure: Regenerate.
+
+2005-11-15 Mike Stump <mrs@apple.com>
+
+ * c-decl.c (lookup_name_two): Add.
+ * c-tree.h (lookup_name_two): Likewise.
+ * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
+ * config/darwin-c.c (darwin_pragma_unused): Likewise.
+
+2005-11-16 Alan Modra <amodra@bigpond.net.au>
+
+ PR rtl-optimization/23392
+ * regrename.c (enum scan_actions) Add mark_access.
+ (scan_actions_name): Ditto.
+ (scan_rtx_reg): Handle mark_access.
+ (scan_rtx_address): Do nothing for mark_access.
+ (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
+ and regs in REG_INC notes before closing chains for dead regs.
+ Mark destination regs in REG_FRAME_RELATED_EXPR notes after
+ opening chains for new writes.
+
+2005-11-15 David Edelsohn <edelsohn@gnu.org>
+
+ * c.opt (ffixed-line-length-none): New.
+
+2005-11-15 Steve Ellcey <sje@cup.hp.com>
+
+ * mklibgcc.in: Change contents of eh_dummy.c.
+
+2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * loop.c (scan_loop): Do not insert temporaries for hard registers.
+
+2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
+ of making syscalls.
+ * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
+
+2005-11-15 Jan Hubicka <jh@suse.cz>
+
+ * invoke.texi (large-unit-insns): Document.
+ * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
+ * params.def (large-unit-insns): New param.
+
+2005-11-15 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/24869
+ * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
+ special register for operand 3. Reindent constraints to align
+ them vertically.
+
+2005-11-14 David Edelsohn <edelsohn@gnu.org>
+
+ * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
+ -mpopcntb, -mfprnd. Add -mcpu=power5+.
+ * configure.ac: Add test for FP rounding instructions.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
+ _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
+ features enabled.
+ * config/rs6000/rs6000.opt (mfprnd): New.
+ * config/rs6000/rs6000.c (processor_target_table): Add power5+.
+ (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
+ * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
+ * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
+ (TARGET_FPRND): New.
+ * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
+ UNSPEC_FRIZ): New.
+ (btrunc<mode>2): New.
+ (ceil<mode>2): New.
+ (floor<mode>2): New.
+ (round<mode>2): New.
+
+2005-11-14 Geoffrey Keating <geoffk@apple.com>
+
+ * gcc.c (version_compare_spec_function): Use fatal() rather than
+ abort().
+
+ * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
+ (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
+ * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
+ as empty.
+ * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
+ link in crt2.o.
+
+ * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
+ on -mmacosx-version-min setting.
+
+2005-11-14 Diego Novillo <dnovillo@redhat.com>
+
+ PR 24840
+ * tree-vrp.c (infer_value_range): Return false if STMT is a
+ block terminator and its basic block has no successors.
+
+2005-11-14 Mike Stump <mrs@apple.com>
+
+ * config/i386/i386.c (override_options): -masm=intel isn't
+ supported on darwin.
+ * doc/invoke.texi (i386 and x86-64 Options): Likewise.
+
+2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
+
+ * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
+ vfork after including auto-host.h.
+
+2005-11-15 Alan Modra <amodra@bigpond.net.au>
+
+ PR rtl-optimization/22002
+ * combine.c (distribute_notes): Detect cases where a reg dies
+ two or more times in a bb, including on the insn we are combining,
+ and place the death note on the correct range.
+
+2005-11-14 Dale Johannesen <dalej@apple.com>
+
+ * expmed.c (store_bit_field): Add offset unconditionally for
+ memory targets.
+ (extract_bit_field): Don't force extzv or extv operand into
+ a register if field is too big.
+
+2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * config/arm/arm.c (pic_labelno): New.
+ (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
+ LABEL_REF. Pass only the labelno to PIC insns.
+ (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
+ (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
+ * arm.md (UNSPEC_PIC_LABEL): New constant.
+ (pic_add_dot_plus_four, pic_add_dot_plus_eight)
+ (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
+ Use the correct label prefix.
+
+2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
+ REQ_EQUIV note.
+
+2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
+
+ * loop-invariant.c: Include tm_p.h.
+ * Makefile.in: Updated.
+
+2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (store_reg): Revise generation of frame notes in large frames.
+ (set_reg_plus_d): Likewise.
+
+2005-11-13 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/24709
+ * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
+ loop check.
+
+2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
+ and duplicate declaration of pthread_self.
+
+2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
+ Ian Lance Taylor <ian@airs.com>
+
+ PR middle-end/24003
+ * calls.c (expand_call): If TARGET is a MEM and some part of the
+ argument area has been saved, force TARGET to a register.
+
+2005-11-13 Razya Ladelsky <razya@il.ibm.com>
+
+ * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
+ checking.
+
+2005-11-13 Jason Merrill <jason@redhat.com>
+
+ PR c++/22489
+ * dwarf2out.c (gen_subprogram_die): Force a declaration die for
+ lazily declared methods.
+ (force_decl_die): Stop if forcing out the context already make a
+ DIE for the decl.
+ (force_type_die): Likewise.
+
+2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/24820
+ * builtins.c (integer_valued_real_p): Add break in
+ REAL_CST having TREE_OVERFLOW set.
+
+2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
+ addressing modes during calculation of costs.
+
+2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
+
+ * function.c (assign_stack_local_1): Restrict sanity check
+ on frame size overflow to 32-bit and above platforms.
+
+2005-11-12 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
+ * config/cris/cris.c: Include reload.h.
+ (cris_initial_elimination_offset): New function.
+ * config/cris/cris-protos.h: (cris_initial_elimination_offset):
+ Prototype.
+
+2005-11-12 Richard Guenther <rguenther@suse.de>
+
+ * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
+
+2005-11-12 Jan Hubicka <jh@suse.cz>
+
+ * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
+ to compare against 0 when possible.
+
+2005-11-12 Jie Zhang <jie.zhang@analog.com>
+
+ * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
+ HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
+ REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
+ * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
+ in the new order.
+
+2005-11-12 Hans-Peter Nilsson <hp@axis.com>
+
+ * recog.c (constrain_operands) <case 'g'>: For a match, require
+ that a non-register matches general_operand when strict >= 0.
+
+2005-11-11 Steven Bosscher <stevenb@suse.de>
+
+ * loop-invariant.c (move_loop_invariants): Fix a thinko in the
+ previous checkin.
+
+2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
+ (memory_address_same): New.
+ (dse_optimize_stmt): Call memory_address_same.
+
+2005-11-12 Hans-Peter Nilsson <hp@axis.com>
+
+ PR middle-end/24750
+ * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
+ ZERO_EXTEND>: New cases.
+
+2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * longlong.h (__clz_tab): Always provide.
+
+2005-11-11 Steven Bosscher <stevenb@suse.de>
+
+ PR 24265
+ * loop-invariant.c (may_assign_reg_p): Make sure a hard register
+ can be assigned to.
+ (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
+ before check_maybe_invariant.
+ (move_invariant_reg): Use gen_move_insn instead of replacing
+ SET_DEST with the temporary for the invariant.
+ (move_loop_invariants): If checking is enabled, do internal
+ consistency checks after completing the pass.
+
+2005-11-11 David Edelsohn <edelsohn@gnu.org>
+
+ PR 24644
+ * common.opt (Wvolatile-register-var): New.
+ * varasm.c (make_decl_rtl): Only emit warning when option
+ specified. Clarify warning message.
+ * doc/invoke.texi (Wvolatile-register-var): Document new option.
+
+ * doc/md.texi (copysign): Document standard named pattern.
+
+2005-11-11 Jie Zhang <jie.zhang@analog.com>
+
+ * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
+ bytes when align is 2.
+ * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
+ by the first instruction of the loop.
+
+2005-11-11 Jason Merrill <jason@redhat.com>
+
+ PR c++/24686
+ * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
+ the cleanup list.
+
+2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR rtl-optimization/22509
+ * local-alloc.c (memref_used_between_p): Check whether a function call
+ could not reference the memref.
+
+2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
+ algorithm so as to choose the best, not the worst, alternative.
+ Reset accumulated register class before processing next alternative.
+
+2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/24445
+ * calls.c (expand_call): Copy a return value to a plain register
+ if needed.
+
+2005-11-10 Alexandre Oliva <aoliva@redhat.com>
+
+ PR target/24778
+ * varasm.c (assemble_name): Recompute name only for transparent
+ aliases.
+
+2005-11-10 Hans-Peter Nilsson <hp@axis.com>
+
+ * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
+
+2005-11-04 Jeff Law <law@redhat.com>
+
+ PR middle-end/23181
+ * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
+ perform reassociation if the parent statement will not die as
+ a result of the optimization.
+
+2005-11-10 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-alias.c (compute_may_aliases): Remove call to
+ delete_old_heap_vars.
+ * tree-dfa.c (referenced_var_remove): Remove function.
+ * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
+ (delete_tree_ssa): Remove call to delete_old_heapvars.
+ Add call to delete_alias_heapvars.
+ * tree-flow.h (referenced_var_remove): Remove prototype
+ (init_alias_heapvars): New prototype.
+ (delete_alias_heapvars): Ditto.
+ * Makefile.in (tree-ssa-structalias.o): Add
+ gt-tree-ssa-structalias.o
+ (GTFILES): Add tree-ssa-structalias.h and
+ tree-ssa-structalias.c.
+ (s-gtype): Add gt-tree-ssa-structalias.h.
+ * tree-ssa-structalias.c (heapvars): Remove.
+ (oldheapvars): Remove.
+ (heapvar_for_stmt): New variable.
+ (heapvar_lookup): New function.
+ (heapvar_insert): Ditto.
+ (get_constraint_for): See if we have an old heapvar
+ to reuse.
+ (init_alias_heapvars): New function.
+ (delete_alias_heapvars): Ditto.
+ Add include of gt-tree-ssa-structalias.h.
+
+2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR middle-end/22127
+ * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
+
+2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree.c (int_fits_type_p): Only look at the base type
+ if it has the same precision as the original type.
+
+2005-11-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR other/4372
+ * varasm.c (assemble_alias): Use %q+D in the error
+ message instead of %J and %qD.
+
+2005-11-10 Richard Guenther <rguenther@suse.de>
+
+ * gcse.c (free_ldst_entry): Only free hashtable if
+ it exists.
+
+2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
+
+ * function.c (assign_stack_local_1): Issue an error message if
+ the frame size overflows in the signed target arithmetics.
+
+2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree.c (build_qualified_type): Chain the new type to the original
+ type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
+ a POINTER_TYPE or a REFERENCE_TYPE respectively.
+ (build_pointer_type_for_mode): Only return unqualified types.
+ (build_reference_type_for_mode): Likewise.
+
+2005-11-09 Jakub Jelinek <jakub@redhat.com>
+
+ * Makefile.in (gnucompare): Do comparison of all files using one of
+ the chosen methods and only afterwards decide if just warning should
+ be issued or comparison failure raised.
+
+2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
+
+ * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
+ (noce_try_abs): Negate if the comparison is reversed.
+ Look only one instruction backwards for a REG_EQUAL note.
+
+2005-11-09 Alexandre Oliva <aoliva@redhat.com>
+
+ PR other/4372
+ * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
+ gthr-tpf.h: Define __gthrw. For all identifiers that might
+ be weak, introduce weakrefs or non-weak aliases with __gthrw,
+ and prefix all uses with __ghtrw.
+
+2005-11-09 Alexandre Oliva <aoliva@redhat.com>
+
+ PR other/4372
+ * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
+ (TREE_DEPRECATED): Adjust comment. Check for a DECL.
+ * c-common.c (handle_weakref_attribute): New.
+ (c_common_attribute_table): Add weakref.
+ * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
+ in the assembler.
+ * configure, config.in: Rebuilt.
+ * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
+ * doc/extend.texi: Document weakref attribute.
+ * varasm.c (ultimate_transparent_alias_target): New
+ (assemble_name): Use it.
+ (weak_finish_1): Split out of...
+ (weak_finish): ... and deal with weakrefs in...
+ (weakref_targets): ... new list.
+ (globalize_decl): Clean up weakref_targets.
+ (do_assemble_alias): Handle weakrefs.
+ (finish_aliases_1): Do not reject weakrefs to external symbols.
+ (assemble_alias): Handle weakrefs.
+
+2005-11-09 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/24716
+ * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
+ t_bool to track results from follow_ssa_edge.
+
+2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
+
+ * final.c (force_source_line): New global variable.
+ (final_scan_insn): Set it to true instead of clearing last_filename.
+ (notice_source_line): Return true if force_source_line is true,
+ unless source info is absent.
+
+2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c/24644
+ * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
+ a linkage name for a variable if it a register variable.
+ * c-decl.c (grokdeclarator): Global register variables
+ should be set as PUBLIC.
+
+2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ PR 24624
+ * config/s390/s390.c (struct s390_frame_layout): New fields
+ first_save_gpr_slot and last_save_gpr_slot.
+ (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
+ s390_emit_epilogue, s390_initial_elimination_offset): Replaced
+ first_save_gpr and last_save_gpr with the _slot variants.
+ (s390_register_info): Calculate first_save_gpr_slot and
+ last_save_gpr_slot using regs_ever_live.
+
+2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ PR 24623
+ * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
+ for a function containing a landing pad.
+
+2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ PR 24034
+ * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
+ is live afterwards.
+
+2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
+ MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
+
+2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
+
+ Add ms2 support
+ * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
+ constants.
+ (call,load,store): New insn types.
+ (mem_access, branch_access): Adjust reservation conditions.
+ (define_delay): Adjust condition.
+ (decrement_and_branch_until_zero): Allow for ms2. Set branch
+ type.
+ (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
+ (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
+ insn type.
+ (call_internal, call_value_internal, return_internal,
+ return_interrupt_internal, eh_return_internal, indirect_jump,
+ tablejump): Set call insn type.
+ (blockage, ei, di): Use appropriate unspec const.
+ * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
+ (ms1_get_attr_type): Adjust to give load & store types.
+ (ms1_final_prescan_insn): Adjust for new insn types. Don't look
+ backwards past a barrier.
+ (ms1_override_options): Accept ms2 arch. Copy and reset delayed
+ branch scheduling.
+ (struct branch_info, struct label_info): New.
+ (ms1_labels): New.
+ (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
+ (ms1_machine_reorg): New.
+ (TARGET_MACHINE_DEPENDENT_REORG): Override.
+ * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
+ * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
+ (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
+ (TARGET_MS2): New.
+
+2005-11-09 Per Bothner <per@bothner.com>
+ Uros Bizjak <uros@kss-loka.si>
+
+ PR c/24101
+ * toplev.c (process_options): Initialize debug_hooks early
+ in case lang_hooks.post_options ends up calling a debug_hook.
+
+2005-11-08 Jakub Jelinek <jakub@redhat.com>
+
+ * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
+ DBX_REGISTER_NUMBER being contiguous.
+
+2005-11-08 James A. Morrison <phython@gcc.gnu.org>
+ Diego Novillo <dnovillo@redhat.com>
+
+ PR 23046
+ * tree-vrp.c (register_edge_assert_for): Do not register
+ always-false predicates.
+
+2005-11-08 Devang Patel <dpatel@apple.com>
+
+ PR tree-optimization/23115
+ * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
+ relation.
+
+2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
+
+ * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
+ -mcpu=440.
+
+2005-11-08 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/23382
+
+ * tree-ssa-alias.c (compute_may_aliases): Call
+ delete_old_heap_vars.
+ * tree-dfa.c (referenced_var_remove): New function.
+ * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
+ * tree-flow.h (referenced_var_remove): Add prototype.
+ (delete_old_heap_vars): Ditto.
+ * tree-ssa-structalias.c (heapvars): New variable.
+ (oldheapvars): Ditto.
+ (get_constraint_for): Put heap vars on heapvars list.
+ (delete_old_heap_vars): New function.
+
+2005-11-08 Jason Merrill <jason@redhat.com>
+
+ * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
+
+2005-11-08 Uros Bizjak <uros@kss-loka.si>
+
+ PR target/19340
+ * reg-stack.c (reg_to_stack): Update register liveness also
+ for flag_sched2_use_traces.
+
+2005-11-08 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/23704
+ * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
+ override prior explicit -mno-powerpc-gfxopt.
+
+2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
+
+ * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
+ if the bitsize is zero.
+ * doc/md.texi (Standard Pattern Names): Document it.
+
+ * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
+ (TARGET_PASS_BY_REFERENCE): Likewise.
+
+2005-11-07 Ian Lance Taylor <ian@airs.com>
+
+ PR rtl-optimization/24683
+ * config/i386/i386.c (legitimize_pic_address): If constant operand
+ to PLUS is too large, put it in a register.
+
+2005-11-07 Jie Zhang <jie.zhang@analog.com>
+
+ * configure.ac: Enable checking assembler dwarf2 support for bfin
+ target.
+ * configure: Regenerate.
+
+2005-11-07 Paolo Bonzini <bonzini@gnu.org>
+
+ PR target/24230
+
+ * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
+ gen_easy_vector_constant_add_self): Delete.
+ (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
+ New.
+ (output_vec_const_move): Use gen_easy_altivec_constant.
+ (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
+ * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
+ (easy_vector_constant_add_self): Rewritten.
+ * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
+ easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
+ (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
+ * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
+ Macroize and adjust for the other changes.
+
+2005-11-07 Paolo Bonzini <bonzini@gnu.org>
+
+ PR c/24599
+
+ * c-typeck.c (build_c_cast): Try using a shared constant, and see
+ if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
+
+2005-11-07 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/23567
+ * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
+ (noce_process_if_block): Don't do any optimizations except
+ if (cond) x = x; if !set_b and write into orig_x may trap
+ or fault. Remove the MEM_READONLY_P check.
+
+2005-11-06 Diego Novillo <dnovillo@redhat.com>
+
+ PR 24670
+ * tree-vrp.c (fix_equivalence_set): New.
+ (extract_range_from_assert): Call it.
+
+2005-11-05 Ian Lance Taylor <ian@airs.com>
+
+ PR target/22432
+ * combine.c (apply_distributive_law): Don't distribute across a
+ vector mode subreg.
+
+2005-11-05 Kazu Hirata <kazu@codesourcery.com>
+
+ * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
+ config/ms1/ms1.h, config/rs6000/predicates.md,
+ config/s390/s390.c, params.def, postreload-gcse.c,
+ tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
+ tree-vrp.c, tree.c: Fix comment typos.
+ * doc/invoke.texi: Fix typos.
+
+2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
+ for testing whether the data_dependence_relation contains distance
+ vectors. Iterate over all distance vectors of the ddr.
+ * lambda.h: Define a vec of lambda_vector pointers.
+ * tree-data-ref.c (dump_data_dependence_relation,
+ dump_data_dependence_direction): Iterate over all distance and
+ direction vectors of the ddr.
+ (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
+ DDR_DIST_VECTS.
+ (build_classic_dist_vector, build_classic_dir_vector): Push a set
+ of distance/direction vectors instead of a single one.
+ * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
+ lambda_vectors with a vec of lambda_vectors.
+ (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
+ (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
+ DDR_NUM_DIST_VECTS): New.
+ * tree-loop-linear.c (gather_interchange_stats): Test for the
+ existence of distance vectors only after having checked that there
+ is a dependence. Iterate over all distance vectors of the ddr.
+ (linear_transform_loops): Use dump_data_dependence_relation.
+ * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
+ distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
+ distance vectors of the ddr.
+
+2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
+ expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
+ IS_INTHANDLER; all callers changed.
+ (n_regs_saved_by_prologue): Take interrupt handler attributes into
+ account.
+ (do_link, do_unlink): New argument ALL; all callers changed.
+ (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
+ If function isn't leaf, save and restore all registers.
+ (bfin_function_ok_for_sibcall): Only true if not an interrupt or
+ exception handler.
+
+2005-11-05 Jan Hubicka <jh@suse.cz>
+
+ PR rtl-optimization/23490
+ * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
+ max-flow-memory-location): Document.
+ * flow.c: Include params.h
+ (MAX_MEM_SET_LIST_LEN): Kill.
+ (add_to_mem_set_list): Use new param.
+ * cse.c (cse_basic_block): Replace 1000 by new param.
+ * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
+ PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
+ * predict.c (predict_loops): Use new param.
+ * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
+
+ * ipa-inline.c (cgraph_decide_inlining_of_small_function,
+ cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
+ Do not hold memory returned by cgraph_node_name across other call.
+
+2005-11-04 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/23424
+ * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
+ Disable.
+
+2005-11-04 Jeff Law <law@redhat.com>
+
+ PR/21883
+ * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
+ * tree-ssa-dom.c: Include params.h.
+ (thread_across_edge): If there are too many statements in the
+ target block, then do not thread through it.
+ * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
+ * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
+
+2005-11-03 Diego Novillo <dnovillo@redhat.com>
+
+ PR 24627
+ * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
+ TODO_update_ssa instead of TODO_update_ssa_no_phi.
+
+2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
+
+ PR/18595
+ * tree-scalar-evolution.c (instantiate_parameters_1,
+ instantiate_parameters, resolve_mixers): Compute the size of an
+ expression to be instantiated and give up the instantiation if the
+ size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
+
+2005-11-04 Richard Guenther <rguenther@suse.de>
+
+ * tree-flow.h (ref_contains_indirect_ref): Rename to
+ array_ref_contains_indirect_ref.
+ * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
+ (array_ref_contains_indirect_ref): Make comment match the code
+ and vice-versa.
+ (ref_contains_array_ref): Likewise.
+ * tree-ssa-structalias.c (find_func_aliases): Remove call to
+ ref_contains_indirect_ref.
+ * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
+ Rename calls to ref_contains_indirect_ref.
+
+2005-11-04 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
+ gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
+ (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
+ * config/arm/arm.md: Use match_operand in peephole input templates
+ and match_dup in peephole output templates.
+
+2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
+ __aeabi_uidiv.
+
+2005-11-04 Mark Mitchell <mark@codesourcery.com>
+ Daniel Jacobowitz <dan@codesourcery.com>
+
+ * longlong.h (add_ssaaaa): Clobber condition code register
+ in ARM version.
+ (sub_ddmmss): Likewise.
+ (umul_ppmm): Likewise.
+
+2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
+ Paul Brook <paul@codesourcery.com>
+ Phil Blundell <pb@reciva.com>
+
+ * configure.ac: Add test for ARM TLS support.
+ * configure: Regenerated.
+ * config/arm/arm-protos.h (legitimize_tls_address)
+ (arm_tls_referenced_p, tls_mentioned_p)
+ (arm_output_addr_const_extra): New prototypes.
+ (thumb_legitimize_pic_address): Delete.
+ * config/arm/arm.c: Include "gt-arm.h".
+ (enum tls_reloc): New.
+ (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
+ (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
+ (arm_call_tls_get_addr, legitimize_tls_address)
+ (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
+ (arm_init_tls_builtins, arm_emit_tls_decoration)
+ (arm_output_addr_const_extra): New functions.
+ (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
+ (TARGET_HAVE_TLS): Define.
+ (target_thread_pointer): New.
+ (arm_override_options): Handle -mtp=.
+ (legitimize_pic_address): Ignore UNSPECs.
+ (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
+ relative symbols.
+ (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
+ (tls_get_addr_libfunc): New variable.
+ (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
+ (arm_init_builtins): Call arm_init_tls_builtins.
+ (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
+ (arm_encode_section_info): Call default_encode_section_info.
+ * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
+ (enum arm_tp_type): New.
+ (target_thread_pointer): Add declaration.
+ (LEGITIMATE_CONSTANT_P): Handle TLS.
+ (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
+ (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
+ (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
+ * config/arm/arm.md: Add UNSPEC_TLS.
+ (movsi): Handle TLS.
+ (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
+ non-PIC.
+ (tls_load_dot_plus_eight): New insn and a peephole to create it.
+ (load_tp_hard, load_tp_soft): New insns.
+ * arm.opt: Add -mtp=.
+ * doc/invoke.texi (ARM Options): Document -mtp.
+
+2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * config/arm/lib1funcs.asm: Don't include "libunwind.S".
+ * config/arm/libunwind.S: Include "lib1funcs.asm".
+ * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
+ (LIB2ADDEH): Add libunwind.S.
+ (LIB2ADDEHDEP): Add lib1funcs.asm.
+ * mklibgcc.in: Handle asm files in libgcc_eh.a.
+
+2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
+
+ PR fortran/18452
+ * c.opt: Add a -lang-fortran option.
+ * c-opts.c: Add a lang_fortran flag.
+ (c_common_init_options): Handling the -lang-fortran option.
+ (c_common_handle_option): Add a case for Fortran options in
+ preprocessing. Remove cases for -ffixed-form and
+ -ffixed-line-length. Add a case for -lang-fortran.
+
+2005-11-03 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c: Include params.h
+ (optimization_options): Set max-grow-copy-bb-insns default to 16.
+ (bdesc_2arg): Delete vpkuhss and vpkuwss.
+ * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
+ (UNSPEC_VPKUWSS): Delete.
+ (altivec_vpkuhss): Delete.
+ (altivec_vpkuwss): Delete.
+ * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
+ final condition.
+ (neg_eq0<mode>): Remove final condition.
+ (neg_eq<mode>): Remove condition and split-condition.
+
+2005-11-04 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
+ Use associated print macros.
+
+2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c++/17964
+ * diagnostic.c (diagnostic_set_info_translated): New function.
+ (diagnostic_set_info): Use it. Add comment.
+ * diagnostic.h (diagnostic_set_info_translated): Declare.
+
+2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
+
+ * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
+ On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
+ reference only if 'public' is true.
+ (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
+ emit the .hidden directive only if the indirect reference is public.
+ (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
+ Pass it to dw2_force_const_mem.
+ * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
+ * dwarf2out.c (output_cfi): Adjust calls to above function.
+ (output_call_frame_info): Likewise.
+ * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
+ as 'public' argument to dw2_asm_output_encoded_addr_rtx.
+
+2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/24483
+ * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
+ field to elts if possible.
+
+2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/23155
+ * gimplifier.c (gimplify_expr): Create a temporary for lvalue
+ CONSTRUCTOR.
+
+2005-11-03 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/24351
+
+ * tree-ssa-structalias.c (struct variable_info): Add
+ collapsed_into.
+ (get_varinfo_fc): New function to follow collapsing.
+ (new_var_info): Set collapsed_to to NULL.
+ (dump_constraint): Follow collapsing.
+ (build_constraint_graph): Handle collapsing.
+ (do_simple_structure_copy): Return false if something bad
+ happened.
+ (collapse_rest_of_var): New function.
+ (do_structure_copy): Collapse if do_simple_structure_copy returns
+ false.
+
+2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/24589
+ * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
+ expressions to a statement list instead of gimplifying them.
+
+2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR rtl-optimization/23585
+ * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
+ that can't trap plus a constant integer, if the mode has zero size.
+
+2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR target/24620
+ * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
+ as operand 2.
+ ("*insv<mode>_reg_extimm"): Likewise.
+
+2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/24329
+ * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
+ c_common_type_for_mode returns an unnamed type.
+
+2005-11-02 Richard Henderson <rth@redhat.com>
+
+ PR target/9350
+ PR target/24374
+ * dwarf2out.c (dwarf2out_reg_save_reg): New.
+ (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
+ * function.c (assign_parms): Use calls.internal_arg_pointer.
+ (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
+ code.
+ * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
+ (TARGET_CALLS): Add it.
+ * target.h (struct gcc_target): Add calls.internal_arg_pointer.
+ * targhooks.c (default_internal_arg_pointer): New.
+ * targhooks.h (default_internal_arg_pointer): Declare.
+ * tree.h (dwarf2out_reg_save_reg): Declare.
+ * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
+ * config/i386/i386.c (dbx_register_map): Add return column.
+ (dbx64_register_map, svr4_dbx_register_map): Likewise.
+ (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
+ (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
+ (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
+ (ix86_save_reg): Save force_align_arg_pointer.
+ (ix86_emit_save_regs): Make regno unsigned.
+ (ix86_emit_save_regs_using_mov): Likewise.
+ (ix86_expand_prologue): Handle force_align_arg_pointer.
+ (ix86_expand_epilogue): Likewise.
+ * config/i386/i386.h: (dbx_register_map): Update.
+ (dbx64_register_map, svr4_dbx_register_map): Update.
+ (struct machine_function): Add force_align_arg_pointer.
+ * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
+ (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
+ (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
+
+2005-11-02 Jan Hubicka <jh@suse.cz>
+
+ PR target/23303
+ * i386.md: Add peep2 for simplyfing array accesses.
+
+2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR target/24615
+ * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
+ * config/s390/s390.c (s390_decompose_shift_count): New function.
+ (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
+ (print_shift_count_operand): Use s390_decompose_shift_count.
+ * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
+ Use s390_decompose_shift_count. Do not accept any non-base hard regs.
+
+2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR target/24600
+ * loop.c (loop_givs_rescan): Use force_operand to expand
+ complex GIVs.
+
+2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR 22429
+ * fold-const.c (build_range_check): Use unsigned when signed
+ overflow is undefined also. If etype is subtype, make sure that
+ the subtraction is in the supertype.
+
+2005-11-02 Richard Henderson <rth@redhat.com>
+
+ PR target/24178
+ * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
+ by MEM_ALIGN.
+
+2005-11-01 Richard Henderson <rth@redhat.com>
+
+ PR 21518
+ * loop.c (scan_loop): Do not propagate computations to a hard
+ register destination with SMALL_REGISTER_CLASSES.
+
+2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
+
+ * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
+ costs for MULT inside PLUS or MINUS.
+
+2005-11-01 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
+ (TRAMPOLINE_SIZE): Round up to 60.
+ * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
+
+2005-10-31 James E. Wilson <wilson@specifix.com>
+
+ PR debug/24444
+ * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
+ ifdef. Put ifdefs around call in gen_subprogram_die.
+ (compute_frame_pointer_to_cfa_displacement): Likewise.
+ (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
+ not defined.
+
+ PR rtl-optimization/17356
+ * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
+ add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
+
+2005-10-31 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/24093
+ * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
+
+ PR target/20928
+ * i386.c (legitimize_pic_address): Deal with large immediates.
+
+ PR profile/20815
+ * coverage.c (coverage_checksum_string): Fix code to stip random seeds
+ from symbol names while computing checkup.
+
+ PR profile/24487
+ * predict.c (predict_loops): Do not estimate more than
+ MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
+ * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
+
+2005-10-31 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/19097
+ * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
+
+2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
+
+ * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
+
+2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/23492
+ * tree-inline.c (setup_one_parameter): If the init_stmt
+ is NULL, don't insert the statement.
+
+2005-10-30 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/24172
+ * tree-inline.c (copy_body_r): Unshare the substituted value first.
+
+2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
+ constants for hosts with long != 32 bits.
+
+2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ PR middle-end/24093
+ * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
+
+2005-10-28 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/ms1/ms1.h (TARGET_MS1_64_001): New.
+ (TARGET_MS1_16_002): New.
+ (TARGET_MS1_16_003): New.
+
+ * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
+ ("*decrement_and_branch_until_zero_no_clobber"): New.
+ Add corresponding splitter for decrement_and_branch_until_zero
+ instruction.
+ Key all decrement_and_branch_until_zero patterns off of
+ TARGET_MS1_16_003.
+
+2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/24362
+ * tree-complex.c (extract_component): Treat RESULT_DECL
+ like the rest of the decls.
+
+2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
+ indirect call to _mcount if the function needs a static chain.
+
+2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
+ Caroline Tice <ctice@apple.com>
+
+ PR rtl-optimization/24460
+ * dwarf2out.c (have_switched_text_sections): New boolean variable.
+ (dwarf2out_switch_text_section): Set it to true instead of
+ incrementing separate_line_info_table_in_use.
+ (output_loc_list): Additionally test have_switched_text_sections.
+ (output_ranges): Likewise.
+ (dwarf2out_finish): Likewise.
+ * varasm.c (assemble_start_function): Do not call
+ insert_section_boundary_note.
+ (assemble_end_function): If flag_reorder_blocks_and_partition,
+ switch to the function's section before emitting the .size directive.
+ * bb-reorder.c (insert_section_boundary_note): Staticify.
+ (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
+ * output.h (insert_section_boundary_note): Delete.
+
+2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c/23103
+ * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
+ instead of pointer equality when comparing types.
+
+2005-10-24 James E. Wilson <wilson@specifix.com>
+
+ * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
+ add_dependence_list_and_free calls.
+
+2005-10-24 Steven Bosscher <stevenb@suse.de>
+
+ * contrib.texi: Add the names of the LLNL folks who donated
+ Cray pointer support for gfortran.
+
+2005-10-24 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/24225
+ * profile.c (branch_prob): Look from end to start through a
+ basic block when looking for a locus.
+
+2005-10-24 Richard Henderson <rth@redhat.com>
+
+ * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
+ parallel.
+ (hppa_expand_prologue): Likewise.
+
+2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
+ (NO_DEFERRED_PROFILE_COUNTERS): Define.
+ * pa.h (NO_PROFILE_COUNTERS): Define.
+ * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
+ (funcdef_nos): New vector to hold label numbers of deferred profile
+ counters.
+ (output_deferred_profile_counters): New function.
+ (hppa_profile_hook): Push label number onto funcdef_nos.
+ (pa_hpux_file_end): Call output_deferred_profile_counters if
+ NO_DEFERRED_PROFILE_COUNTERS is false.
+
+ * pa-protos.h (get_deferred_plabel): New prototype.
+ * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
+ Make global.
+ (output_call): Adjust calls.
+
+2005-10-24 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
+ peculiarity of GOT/TOC section usage.
+
+2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR objc/24435
+ * c-common.c (constant_string_class_name): Add documentation.
+
+2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/23832
+ * recog.c (peephole2_optimize): Increment peep2_current_count
+ only when the slot is empty.
+
+2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR ada/23957
+ * except.c (output_function_exception_table): Call
+ assemble_external_libcall if we need a personality function.
+
+2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR rtl-optimization/24460
+ * bb-reorder.c (fix_crossing_unconditional_branches): Do not
+ set the basic block for barriers.
+
+2005-10-21 Janis Johnson <janis187@us.ibm.com>
+
+ * var-tracking.c (vt_initialize): Initialize post.
+
+2005-10-21 Devang Patel <dpatel@apple.com>
+
+ PR/24220
+ * c-common.c (vector_types_convertible_p): Check vector element type.
+
+2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (prepare_move_operands): Handle the address
+ constant which is a tls symbolic address plus a constant.
+
+2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR driver/24473
+ * gcc.c (main): Use the correct counter for erroring out
+ about mulitple files.
+
+2005-10-21 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/24465
+ * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
+ use r2 for 64-bit tls .got access.
+
+2005-10-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
+ TRUTH_OR_EXPR.
+
+2005-10-20 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/24307
+ * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
+
+2005-10-20 Alexandre Oliva <aoliva@redhat.com>
+
+ PR middle-end/24295
+ * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
+ alias targets.
+ * varasm.c (find_decl_and_mark_needed): After cgraph global info
+ is ready, stop marking functions, but still mark variables.
+
+2005-10-20 Richard Guenther <rguenther@suse.de>
+
+ PR c++/24439
+ * fold-const.c (invert_truthvalue): Handle COND_EXPR with
+ void type operands.
+
+2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR rtl-optimization/23585
+ * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
+ (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
+ (may_trap_p_1): New predicate extracted from...
+ (may_trap_p): ... here. Invoke may_trap_p_1.
+ (may_trap_or_fault_p): New predicate.
+ * rtl.h (may_trap_or_fault_p): Declare it.
+ * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
+ instead of may_trap_p.
+ (steal_delay_list_from_fallthrough): Likewise.
+ (fill_simple_delay_slots): Likewise.
+ (fill_slots_from_thread): Likewise.
+ * function.c (pad_to_arg_alignment): Rework comment about
+ SPARC_STACK_BOUNDARY_HACK.
+ * config/sparc/sparc.h: Likewise.
+
+2005-10-19 Adrian Straetling <straetling@de.ibm.com>
+
+ * config/s390/s390.c (s390_expand_insv): New.
+ * config/s390/s390-protos.h (s390_expand_insv): Declare.
+ * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
+ ("icm_hi"): Remove mode attribute.
+ ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
+ Adjust all uses.
+ ("*extracthi", "*extractqi"): Remove.
+ (extv<mode>", "*extzv<mode>"): New.
+ ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
+ "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
+
+2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * cfgexpand.c (discover_nonconstant_array_refs_r,
+ discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
+ (tree_expand_cfg): Call discover_nonconstant_array_refs.
+ * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
+ discover_nonconstant_array_refs.
+
+2005-10-19 Steven Bosscher <stevenb@suse.de>
+
+ PR c/23228
+ * c-decl.c (pop_scope): Don't warn about an unused variable
+ if it is marked with TREE_NO_WARNING.
+ (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
+ somenow mismatch and olddecl is to be replaced.
+
+2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR middle-end/23199
+ * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
+ whether registers live on the edge can be saved/restored.
+
+2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (fixup_mova): Skip notes.
+
+2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
+ * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
+ (s390_can_eliminate): Handle BASE_REGNUM elimination.
+ (s390_initial_elimination_offset): Likewise.
+ (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
+ register on TARGET_ZARCH targets.
+ * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
+ (INITIAL_FRAME_POINTER_OFFSET): Remove.
+ (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
+ (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
+
+2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.md: Comment describing output modifiers updated.
+ * config/s390/s390.c (print_operand): Likewise.
+
+2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (override_options): Added check for -mstack-size
+ 64k limitation.
+ * doc/invoke.texi: Mention that limit in the documenation.
+
+2005-10-18 Paolo Bonzini <bonzini@gnu.org>
+
+ PR #19672
+ * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
+
+2005-10-18 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/24231
+
+ * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
+ (compute_avail): Ditto.
+
+2005-10-18 Richard Henderson <rth@redhat.com>
+
+ PR target/24428
+ * config/i386/i386.c (legitimate_constant_p): Check
+ SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
+ if LABEL_REF.
+ (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
+ (legitimate_pic_address_disp_p): Reorg CONST checking to make
+ sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
+ directly.
+ (print_operand_address): Likewise.
+ * config/i386/predicates.md (x86_64_immediate_operand): Test
+ SYMBOL_REF_TLS_MODEL properly inside CONST.
+ (x86_64_zext_immediate_operand): Likewise.
+ (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
+ initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
+ * config/i386/i386-protos.h: Remove predicates.md entries.
+
+2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
+ Check that elements of TYPE_METHODS are FUNCTION_DECLs.
+
+2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
+ Ian Lance Taylor <ian@airs.com>
+
+ PR middle-end/23522
+ * fold-const.c (fold_widened_comparison): Do not allow range based
+ constant folding when right operand cannot be unwidened.
+
+2005-10-17 Richard Henderson <rth@redhat.com>
+
+ * builtins.c (expand_builtin_synchronize): Build a new-style asm
+ with a memory clobber.
+
+2005-10-17 James E Wilson <wilson@specifix.com>
+
+ PR rtl-optimization/17356
+ * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
+ checking for EDGE_EH.
+
+2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
+ the slot on an even boundary for any type with 16-byte alignment.
+
+2005-10-17 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/23424
+ * md.texi (Modifiers) <%>: Clarify that % doesn't work
+ after register allocation.
+
+2005-10-17 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
+ as frame related.
+
+2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR c++/22551
+ * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
+ overflow flags.
+
+2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
+ to 2 if it's already non-zero.
+ (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
+ is set and warn about it if flag_schedule_insns is 1.
+
+2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
+
+ * config/crx/crx.md: Compare-and-branch instructions need to
+ invalidate CC.
+
+2005-10-17 Uros Bizjak <uros@kss-loka.si>
+
+ PR target/24315
+ * config/i386/i386.md (*pushdi2_rex64 splitter)
+ (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
+ (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
+ flow2 pass only when (optimize > 0 && flag_peephole2).
+
+2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR driver/22544
+ * gcc.c (have_c): New static variable.
+ (have_o): Likewise.
+ (process_command): Remove declation of have_c.
+ Set have_o to 1 when handling -o.
+ (main): Add a fatel error if there are multiple
+ files specified and -o and -c/-S is passed witout
+ -combine or multiple languages.
+
+2005-10-16 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/22444
+ * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
+ Assert that we don't hit something with subvars.
+ (setup_pointers_and_addressables): Don't add things with subvars,
+ because we'll already process the subvars for aliasing purposes.
+
+2005-10-16 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/23424
+ * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
+ ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
+ ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
+ ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
+ ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
+ swapped, alternatives for the R constraint.
+
+ PR middle-end/24341
+ * builtins.c (get_builtin_sync_mode): Make unlimited
+ mode_for_size request.
+
+2005-10-15 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
+ (gimplify_expr): ... here.
+ (gimplify_compound_lval): Use it in initial scan loop. Allow
+ fb_lvalue in base expression.
+
+2005-10-15 Richard Henderson <rth@redhat.com>
+
+ PR 23714
+ * builtins.c (expand_builtin_trap): Export.
+ * expr.h (expand_builtin_trap): Declare.
+ * expr.c (expand_assignment): Emit a trap for integral offsets
+ from registers that weren't reduced to bitpos.
+
+ * tree-cfg.c (mark_array_ref_addressable_1): Remove.
+ (mark_array_ref_addressable): Remove.
+ * tree-flow.h (mark_array_ref_addressable): Remove.
+ * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
+
+2005-10-15 James E Wilson <wilson@specifix.com>
+
+ PR target/24232
+ * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
+ (add_dependence_list_and_free): Likewise.
+ (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
+ call.
+
+2005-10-15 Diego Novillo <dnovillo@redhat.com>
+
+ PR 23141
+ PR 23142
+ * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
+ sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
+ anti-range.
+ (vrp_visit_phi_node): Only prevent infinite iterations when
+ the previous result and the new result are both VR_RANGEs.
+
+2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
+
+ * tree-into-ssa.c (mark_def_sites): Correct minor typo in
+ function comment.
+
+2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ PR c/23439
+ * c-parser.c (c_parser_for_statement): Use location of RID_FOR
+ to initialize loc.
+
+2005-10-14 Per Bothner <per@bothner.com>
+
+ PR preprocessor/21250
+ * c-ppoutput.c (print_line): Print internal line 0 as 1.
+
+2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR c++/22551
+ * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
+ overflow flags. Refactor some conditionals.
+
+2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/21304
+ * tree-dfa.c (add_referenced_var): Only look at decls which
+ have TREE_CONSTANT or TREE_READONLY set instead of if
+ !TREE_PUBLIC or !TREE_CONSTANT.
+
+2005-10-13 James E Wilson <wilson@specifix.com>
+
+ * doc/invoke.texi: For -x, add f95-cpp-input.
+ * doc/install.texi: For --enable-languages doc, change f95 to fortran.
+
+2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
+
+ PR tree-optimization/24262
+ * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
+ in loop all the time.
+
+2005-10-12 Richard Henderson <rth@redhat.com>
+
+ PR c/24255
+ * tree.h (DECL_TRANSPARENT_UNION): Remove.
+ * function.c (assign_parm_find_data_types): Don't support it.
+ * print-tree.c (print_node): Likewise.
+ * c-common.c (handle_transparent_union_attribute): Likewise.
+ Use build_duplicate_type.
+ * tree-inline.c (remap_type_1): Split out of remap_type;
+ properly remap aggregate fields.
+ (build_duplicate_type): New.
+ * doc/extend.texi (Variable Attributes): Remove documentation
+ for transparent_union.
+
+2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/24284
+ * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
+ (gen_stack_pointer_dec): Likewise.
+
+2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR middle-end/21275
+ PR middle-end/21766
+ * target.h (struct gcc_target): Add valid_dllimport_attribute_p
+ target hook.
+ (struct cxx): Add adjust_class_at_definition target hook.
+ * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
+ defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
+ (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
+ hook_void_tree. Add to TARGET_CXX.
+ * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
+ dllimport_flag.
+ (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
+ * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
+ instead of attribute. Check for dllexport override. Warn if
+ inconsistent dll linkage. Don't lose old dllimport if decl has
+ had address referenced. Tweak lookup of dllimport atribute.
+ (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
+ for target specific rules. Don't add dllimport attribute if
+ DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
+ dllimport attribute.
+ (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
+ * varasm.c (initializer_constant_valid_p): Replace
+ DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
+
+ PR target/21801
+ PR target/23589
+ * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
+ 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
+ (i[34567]86-*-mingw32*): Likewise.
+
+ * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
+ (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
+
+ * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
+ C++-specific code. Change return value to bool.
+ (i386_pe_dllimport_p): Likewise.
+ (associated_type): Simplify and make language-independent
+ (i386_pe_encode_section_info): Replace override of ambiguous
+ dllimport symbol refs with a gcc_assert.
+ (i386_pe_valid_dllimport_attribute_p): Define.
+ * config/i386/winnt-cxx.c: New file. Define C++ versions of
+ i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
+ i386_pe_adjust_class_at_definition.
+ * config/i386/winnt-stubs.c: New file. Define stub versions of
+ lang-specific functions.
+ * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
+ i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
+ i386_pe_adjust_class_at_definition.
+ (i386_pe_valid_dllimport_attribute_p): Declare.
+ * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
+ (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
+ * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
+
+ PR target/19704
+ * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
+ dllimport attribute with test of DECL_DLLIMPORT_P.
+
+2005-10-12 Adrian Straetling <straetling@de.ibm.com>
+
+ * combine.c (make_extraction): Correct offset computation.
+
+2005-10-12 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/t-linux (LIMITS_H_TEST): Define.
+
+2005-10-12 Richard Henderson <rth@redhat.com>
+
+ PR rtl-opt/23324
+ * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
+
+2005-10-12 Richard Guenther <rguenther@suse.de>
+
+ * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
+
+2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR c++/19964
+ * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
+ DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
+ type.
+
+2005-10-12 Richard Guenther <rguenther@suse.de>
+
+ PR c++/23799
+ * varasm.c (output_constant): Correct typo from previous
+ patch by DJ.
+
+2005-10-11 Ian Lance Taylor <ian@airs.com>
+
+ PR rtl-optimization/13931
+ * combine.c: Revert patch of 2003-05-14, and:
+ (try_combine): Only set elim_i1 and elim_i2 if the destination is
+ completely killed in the appropriate insn.
+ (distribute_notes): Don't skip multiple hard register test for
+ elim_i1 and elim_i2.
+
+2005-10-11 Richard Henderson <rth@redhat.com>
+
+ PR c/24255
+ * c-typeck.c (convert_for_assignment): Use build_constructor_single
+ to initialize a transparent union instead of a nop_expr.
+
+2005-10-11 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
+ * tree-ssa-dce.c: Include tree-scalar-evolution.h.
+ (tree_ssa_dce_loop): Call scev_reset.
+
+ PR tree-opt/24300
+ * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
+ * tree-ssa-dce.c: Include cfgloop.h.
+ (tree_ssa_dce_loop, pass_dce_loop): New.
+ * tree-pass.h (pass_dce_loop): Declare it.
+ * passes.c (init_optimization_passes): Use it.
+
+2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR middle-end/24263
+ * convert.c (convert_to_real): Revert 2005-10-05 patch.
+ Only apply the optimization for rounding builtins if the inner
+ cast is also an extension.
+
+2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/23946
+ * tree-ssa-ccp.c (execute_fold_all_builtins): Call
+ mark_new_vars_to_rename instead of update_stmt.
+
+2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
+
+2005-10-11 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
+ for setting MMX register to 0 rather than mmx.
+
+2005-10-10 Mark Mitchell <mark@codesourcery.com>
+
+ * toplev.c (check_global_declaration_1): Robustify.
+
+2005-10-10 Steve Ellcey <sje@cup.hp.com>
+
+ PR target/12098
+ * configure.ac: Move gas check from mips specific case to common case.
+ Do check for GNU as for mips*-*-* and *-*-hpux* targets.
+ * configure: Regenerate
+ * doc/install.texi: Update.
+
+2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/24284
+ * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
+
+2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
+
+ * gcc.c (do_spec_1): Accept numeric characters in file name
+ suffixes.
+
+2005-10-10 Nick Clifton <nickc@redhat.com>
+
+ * config/arm/arm.c: Remove extraneous whitespace. Remove comment
+ describing the deleted arm_gen_rotated_half_load function.
+
+2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
+ __fpscr_values.
+
+2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
+ gnu_ld assignments.
+ * config/arm/t-linux-eabi (LIB1ASMFUNCS)
+ (EXTRA_MULTILIB_PARTS): Define.
+ * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
+ (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
+ (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
+ * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
+ (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
+ (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
+
+2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/24226
+ * tree-cfg.c (remove_bb): Clean up unreachable loops.
+ * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
+ * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
+ Export.
+
+2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
+
+2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/24136
+ * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
+ Rewrite for no need for the early clobber.
+
+2005-10-08 Kazu Hirata <kazu@codesourcery.com>
+
+ Merge from csl-arm-branch:
+ 2005-09-07 Paul Brook <paul@codesourcery.com>
+ * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
+ space to string.
+
+ 2005-04-30 Paul Brook <paul@codesourcery.com>
+ * config/arm/bpabi.h (TARGET_DEFAULT): Define.
+ * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
+
+ 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
+ * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
+ (arm_override_options): Use TARGET_AAPCS_BASED.
+ * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
+ (PTRDIFF_TYPE): Use int for AAPCS.
+ (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
+ * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
+ (DEFAULT_SHORT_ENUMS): Delete.
+ * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
+
+ 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
+ * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
+ * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
+ * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
+
+ 2004-12-03 Mark Mitchell <mark@codesourcery.com>
+ * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
+
+ 2004-11-22 Mark Mitchell <mark@codesourcery.com>
+ * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
+
+ 2004-11-19 Mark Mitchell <mark@codesourcery.com>
+ * config.gcc (arm*-*-linux-gnueabi): Add it.
+ * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
+ redefining it.
+ (TARGET_OS_CPP_BUILTINS): Likeiwse.
+ * config/arm/linux-eabi.h: New file.
+ * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
+ (LINUX_TARET_LINK_SPEC): Likewise.
+ (LINK_SPEC): Use it.
+ * config/arm/t-linux-eabi: New file.
+
+2005-10-08 Steven Bosscher <stevenb@suse.de>
+
+ PR other/22202
+ * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
+ spaces.
+ (PARAM_SMS_DFA_HISTORY): Likewise.
+
+2005-10-08 Kazu Hirata <kazu@codesourcery.com>
+
+ PR middle-end/23150
+ * calls.c (mem_overlaps_already_clobbered_arg_p): New.
+ (load_register_parameters): Call it.
+ (check_sibcall_argument_overlap_1): Likewise.
+ (store_one_arg): Likewise.
+
+2005-10-07 James E. Wilson <wilson@specifix.com>
+
+ * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
+ DImode not VECINT24 for operand 2.
+
+ PR target/23644
+ * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
+ -mtune-arch.
+
+ PR target/24193
+ * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
+ fr_spill): Use destination_operand for operand 0.
+
+2005-10-07 DJ Delorie <dj@redhat.com>
+
+ * varasm.c (output_constant): Limit error to expanding
+ conversions.
+
+2005-10-07 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/24227
+ * fold-const.c (fold_binary): Fix operand types during folding
+ of X op (A, Y). Evaluation order of the side-effects of
+ X and A are frontend-defined, so ensure we honour that even for
+ tcc_comparison class operands; eased by removing duplicate code.
+
+2005-10-07 Steve Ellcey <sje@cup.hp.com>
+
+ * stor-layout.c (layout_type): Do not allow alignment of array
+ elements to be greater than their size.
+
+2005-10-07 Steve Ellcey <sje@cup.hp.com>
+
+ * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
+ host_xmake_file.
+ (hppa*-*-linux*): Ditto.
+ (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
+ * config/host-hpux.c: New.
+ * config/x-hpux: New.
+ * config/pa/x-hpux: Remove.
+ * config/pa/x-linux: Remove.
+ * config/pa/pa-host.c: Remove.
+
+2005-10-07 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
+ determine whether or not to try and thread outgoing edges.
+
+2005-10-07 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (eqsi_power): New.
+ (neg_eq0si): Add TARGET_POWER to final condition.
+ (neg_eqsi): Same.
+
+2005-10-06 Richard Henderson <rth@redhat.com>
+
+ * config/rs6000/rs6000.c: Revert last change.
+
+2005-10-06 Richard Henderson <rth@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
+ (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
+
+2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/22216
+ PR middle-end/23651
+ * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
+ out return_label and naked_return_label.
+
+2005-10-06 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
+ change.
+
+2005-10-06 Richard Henderson <rth@redhat.com>
+
+ PR tree-opt/22237
+ * tree-inline.c (declare_return_variable): Handle modify_dest not
+ being a DECL.
+
+2005-10-06 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/22488
+ * tree-ssa-structalias.c (check_for_overlaps): New function.
+ (create_variable_info_for): Use it.
+
+2005-10-06 Richard Henderson <rth@redhat.com>
+
+ PR debug/24070
+ * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
+ (dwarf2out_start_source_file): Print it.
+
+2005-10-06 Geoffrey Keating <geoffk@apple.com>
+
+ * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
+
+2005-10-06 Richard Henderson <rth@redhat.com>
+
+ PR 23706
+ * mode-switching.c (optimize_mode_switching): Clear transp bit
+ for block with incoming abnormal edges.
+
+ * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
+ (fpscr_set_from_mem): Use them.
+ * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
+ (fpscr postinc splitters): Rewrite as peephole2+split.
+
+2005-10-06 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
+ (eq<mode>_compare): Same.
+
+2005-10-06 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/24238
+ * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
+
+2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
+ here. Use AC_PATH_PROG for environment variables instead of
+ test -x.
+ * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
+ objdump also.
+ * configure: Regenerated.
+
+2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
+
+ PR target/23783
+ * arm.md (call): If the address isn't a SYMBOL_REF or a register,
+ then force it into a register.
+ (call_value): Likewise.
+
+2005-10-06 Richard Henderson <rth@redhat.com>
+
+ PR 24049
+ * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
+ under pass_vectorize. Clear TODO_ggc_collect from the dce pass
+ under pass_vectorize.
+
+2005-10-05 Devang Patel <dpatel@apple.com>
+
+ PR Debug/23205
+ * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
+ handling constants. Check NAMESPACE_DECL context for constants.
+
+2005-10-05 Eric Christopher <echristo@apple.com>
+
+ * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
+
+2005-10-05 Richard Henderson <rth@redhat.com>
+
+ PR 23714
+ * tree-cfg.c (mark_array_ref_addressable_1): New.
+ (mark_array_ref_addressable): New.
+ * tree-flow.h (mark_array_ref_addressable): Declare.
+ * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
+
+2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/20606
+ PR middle-end/24069
+ * reload.c (subst_reloads): When adding a REG_LABEL to a
+ jump instruction, also update JUMP_LABEL.
+
+2005-10-05 David Edelsohn <edelsohn@gnu.org>
+
+ * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
+ * bb-reorder.c (copy_bb_p): Use it.
+ * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
+
+2005-10-05 Richard Henderson <rth@redhat.com>
+
+ PR target/23602
+ * toplev.c (process_options): Warn about unsupported combinations
+ of unwind tables and omit-frame-pointer.
+ * config/i386/i386.c (override_options): Similarly. Enable
+ accumulate-outgoing-args if not explicitly disabled.
+
+2005-10-05 Steve Ellcey <sje@cup.hp.com>
+
+ * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
+ Handle big endian vs. small endian.
+ (vec_initv2sf): Handle big endian vs. small endian.
+ (*vec_extractv2sf_1): Ditto.
+
+2005-10-05 Dale Johannesen <dalej@apple.com>
+
+ * convert.c (convert_to_real): Don't convert
+ (float)floor(double d) to floorf((float)d).
+
+2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * config/arm/arm.md (insv): Use gen_int_mode in more places.
+
+2005-10-05 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/18587
+ * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
+ (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
+ build_vuses): Change to VEC type.
+ (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
+ opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
+ opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
+ opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
+ (get_name_decl): New. Return DECL_UID of base variable.
+ (operand_build_cmp): New. qsort comparison routine.
+ (operand_build_sort_virtual): New. Sort virtual build vector.
+ (init_ssa_operands, fini_ssa_operands): Use VEC routines.
+ (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
+ (FINALIZE_BASE): Use get_name_decl.
+ (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
+ finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
+ (start_ssa_stmt_operands, append_def, append_use, append_vuse,
+ append_v_may_def, append_v_must_def): Replace opbuild_* routines with
+ direct VEC_* manipulations.
+ (build_ssa_operands): Call operand_build_sort_virtual.
+ (copy_virtual_operand, create_ssa_artficial_load_stmt,
+ add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
+ with direct VEC_* manipulations.
+ * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
+ with direct VEC manipulations.
+
+2005-10-05 Paolo Bonzini <bonzini@gnu.org>
+
+ PR tree-optimization/21419
+ PR tree-optimization/24146
+ PR tree-optimization/24151
+
+ * c-typeck.c (readonly_error): Handle USE being lv_asm.
+ (build_asm_expr): Call it if outputs are read-only.
+ * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
+
+2005-10-05 Billy Biggs <billy.biggs@gmail.com>
+ Paolo Bonzini <bonzini@gnu.org>
+
+ PR target/23809
+
+ * doc/extend.texi (x86 Built-ins): Document that -msse and friends
+ enable the instructions and not just the built-ins.
+ * doc/invoke.texi (x86 Options): Likewise.
+
+2005-10-04 Geoffrey Keating <geoffk@apple.com>
+
+ * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
+
+ * doc/invoke.texi (Option Summary): Correct spelling
+ of -mmacosx-version-min.
+
+2005-10-04 Devang Patel <dpatel@apple.com>
+
+ * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
+ real types.
+
+2005-10-04 Steve Ellcey <sje@cup.hp.com>
+
+ * tree-vect-transform.c (vect_create_epilog_for_reduction):
+ Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
+
+2005-10-04 Adrian Straetling <straetling@de.ibm.com>
+
+ * config/s390/s390.md ("TDSI","DP"): New mode macros.
+ ("TE","tg"): New mode attributes.
+ ("sync_compare_and_swap<mode>"): Replace with a define_expand.
+ ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
+ ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
+ dword_mode and one for GPRmode.
+
+2005-10-04 Ian Lance Taylor <ian@airs.com>
+
+ PR preprocessor/13726
+ * c-ppoutput.c (cb_include): Add comments parameter, and print out
+ any comments passed in.
+
+2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree.c (annotate_with_file_line): Fix typo.
+
+2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ PR ada/19382
+ * builtins.c (fold_builtin_memcmp): When constructing the pointer
+ type used to access data in the inlined length == 1 case, use
+ build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
+ (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
+
+2005-10-04 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.h (TARGET_FISTTP): Enable also for
+ TARGET_SSE3 and only for TARGET_80387.
+ * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
+ (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
+ Do not depend on TARGET_80387.
+
+2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree.c (last_annotated_node): Change type to location_t*.
+ (annotate_with_file_line): Reflect the change of
+ last_annotated_node type.
+
+2005-10-04 Richard Guenther <rguenther@suse.de>
+
+ PR c/23576
+ * c-decl.c (grokdeclarator): Don't write to fields
+ of error_mark_node.
+
+2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/23125
+ * c-decl.c (finish_decl): Use set_user_assembler_name even for
+ register variables.
+ * varasm.c (make_decl_rtl): If a register variable does not
+ have a set user assmbler name, error out.
+ Decode the asmspec is now name+1 bypassing '*'.
+
+2005-10-04 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/23049
+ * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
+ of a COND_EXPR is folded before calling fold on the whole rhs of a
+ conditional assignment.
+ * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
+ document that a COND_EXPR may appear there.
+
+2005-10-03 Diego Novillo <dnovillo@redhat.com>
+
+ PR 23445
+ * tree-vrp.c (extract_range_from_assert): If the new numeric
+ range created out of the assertion contradicts the existing
+ numeric range of the ASSERT_EXPR variable, make the new range
+ varying.
+
+2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (sh_register_move_cost): Add case for moving
+ from T_REGS to FP register class.
+
+2005-10-03 Richard Henderson <rth@redhat.com>
+
+ PR 24135
+ * tree-nested.c (convert_nl_goto_reference): Lookup a translation
+ before creating a new one.
+
+2005-10-03 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/t-aix43 (LDFLAGS): New.
+ * config/rs6000/t-aix52 (LDFLAGS): New.
+
+2005-10-03 Ian Lance Taylor <ian@airs.com>
+
+ * gimplify.c (find_single_pointer_decl_1): New static function.
+ (find_single_pointer_decl): New static function.
+ (internal_get_tmp_var): For a formal variable, set restrict base
+ information if appropriate.
+ * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
+ return it.
+ * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
+ (DECL_GET_RESTRICT_BASE): Define.
+ (SET_DECL_RESTRICT_BASE): Define.
+ (decl_restrict_base_lookup): Declare.
+ (decl_restrict_base_insert): Declare.
+ (struct tree_decl_with_vis): Add based_on_restrict_p field.
+ * tree.c (restrict_base_for_decl): New static variable.
+ (init_ttree): Initialize restrict_base_for_decl.
+ (copy_node_stat): Copy restrict base information.
+ (decl_restrict_base_lookup): New function.
+ (decl_restrict_base_insert): New function.
+ (print_restrict_base_statistics): New static function.
+ (dump_tree_statistics): Call print_restrict_base_statistics.
+
+2005-10-02 Diego Novillo <dnovillo@redhat.com>
+
+ PR 24142
+ * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
+ case of anti-ranges.
+
+2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c/18851
+ * c-typeck.c (tagged_tu_seen): Rename to ...
+ (tagged_tu_seen_cache): this and add val field.
+ (comptypes): Move functional to comptypes_internal
+ and free tagged_tu_seen.
+ (comptypes_internal): New function and call comptypes_internal
+ instead of comptypes. Speed up by sibcalling
+ tagged_types_tu_compatible_p.
+ (alloc_tagged_tu_seen): New function
+ (free_all_tagged_tu_seen_up_to): New function.
+ (tagged_types_tu_compatible_p): Return the val of the seen two
+ types.
+ Add that the two types are the same to tagged_tu_seen_base
+ if they are and call comptypes_internal instead of comptypes.
+ <case UNION_TYPE>: Speed up common type where the fields are
+ in the same order.
+ (function_types_compatible_p): Call comptypes_internal instead of
+ comptypes.
+ (type_lists_compatible_p): Likewise.
+ (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
+
+2005-10-02 Matthias Klose <doko@debian.org>
+
+ * doc/invoke.texi: Fix typo and speling error.
+
+2005-10-01 Richard Henderson <rth@redhat.com>
+
+ * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
+
+2005-10-01 Mark Mitchell <mark@codesourcery.com>
+
+ * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
+ using --start-group and --end-group.
+
+2005-10-01 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
+ FIXME note regarding quirky semantics.
+
+2005-10-01 Diego Novillo <dnovillo@redhat.com>
+
+ PR 24141
+ * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
+ non-null range as a last resort.
+
+2005-10-01 James A. Morrison <phython@gcc.gnu.org>
+ Diego Novillo <dnovillo@redhat.com>
+
+ PR 23604
+ * tree-vrp.c (extract_range_from_assert): For !=
+ assertions, only build an anti-range if LIMIT is a
+ single-valued range.
+
+2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
+
+ * arm.md (movqi): On thumb when optimizing, handle loading from
+ memory by describing this as taking a subreg of a zero-extended load
+ into an SImode register.
+ (movhi): Likewise.
+
+2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * reload1.c (merge_assigned_reloads): Do not change any
+ RELOAD_FOR_OUTPUT_ADDRESS reloads.
+
+2005-09-30 Geoffrey Keating <geoffk@apple.com>
+
+ * Makefile.in (LIPO_FOR_TARGET): Define.
+ (STRIP_FOR_TARGET): Define.
+
+ * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
+ before creating new ones. Do symlinks before creating the actual
+ targets.
+
+ * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
+ to work out which multilibs are actually being built.
+
+2005-09-30 Kazu Hirata <kazu@codesourcery.com>
+
+ * tree-vect-transform.c, config/ms1/ms1.md,
+ config/s390/s390.c, config/v850/v850.md: Fix comment typos.
+ Follow spelling conventions.
+ * doc/invoke.texi, doc/md.texi: Fix typos.
+
+2005-09-30 Andrew Macleod <amacleod@redat.com>
+
+ PR tree-optimization/21430
+ * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
+ use operands, and set stmt pointer if need be.
+ (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
+ tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
+ present.
+
+2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ PR middle-end/24053
+ * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
+
+2005-09-29 Mark Mitchell <mark@codesourcery.com>
+
+ * optabs.c (expand_binop): Initialize first_pass_p.
+
+2005-09-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/24109
+ * c-decl.c (c_write_global_declarations_1): If any
+ wrapup_global_declaration_2 call returned true, restart the loop.
+
+2005-09-29 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/24117
+ * tree-ssa-structalias.c (find_func_aliases): Strip nops
+ before considering whether to use anyoffset.
+
+2005-09-29 Paolo Bonzini <bonzini@gnu.org>
+
+ Revert this patch:
+
+ 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
+
+ * optabs.c (expand_binop): Use swap_commutative_operands_with_target
+ to order operands.
+ (swap_commutative_operands_with_target): New.
+
+2005-09-29 Paolo Bonzini <bonzini@gnu.org>
+
+ PR c/21419
+ * gimplify.c (gimplify_asm_expr): Raise an error if an output is
+ read-only.
+
+2005-09-29 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/23911
+ * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
+ and IMAGPART_EXPR too.
+
+2005-09-28 Mark Mitchell <mark@codesourcery.com>
+
+ PR 17886
+ * expmed.c (expand_shift): Move logic to reverse rotation
+ direction when rotating by constants ...
+ * optabs.c (expand_binop): ... here.
+ * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
+ (ix86_rotrdi3): New pattern.
+ (rotldi3): Handle 32-bit mode.
+ (ix86_rotldi3): New pattern.
+
+2005-09-29 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/24102
+ * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
+ check for numbers that need no bit twiddle.
+
+2005-09-28 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/t-darwin8: Uncomment contents, allow -m64
+ multilib to be built.
+
+ * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
+ (stage1-start): Delete old libgcc and libunwind before moving
+ anything into the stage directory.
+ (stage2-start): Likewise.
+ (stage3-start): Likewise.
+ (stage4-start): Likewise.
+ (stageprofile-start): Likewise.
+ (stagefeedback-start): Likewise.
+ * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
+ header in tm_file and CPU-specific t-darwin in tmake_file.
+ (i[34567]86-*-darwin*): Don't change tm_file.
+ (powerpc-*-darwin*): Don't change tm_file or tmake_file.
+ * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
+ shared library stub for target OS version.
+ * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
+ (SHLIB_LINK): Don't make SHLIB_SOLINK.
+ (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
+ (libgcc_s.%.dylib): New.
+ (LIBGCC): Define.
+ (install-darwin-libgcc-stubs): New.
+ (INSTALL_LIBGCC): New append.
+ * config/i386/darwin-libgcc.10.4.ver: New.
+ * config/i386/darwin-libgcc.10.5.ver: New.
+ * config/i386/t-darwin: New.
+ * config/rs6000/darwin-libgcc.10.4.ver: New.
+ * config/rs6000/darwin-libgcc.10.5.ver: New.
+ * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
+ * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
+
+2005-09-28 Paul Brook <paul@codesourcery.com>
+
+ * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
+ denormals.
+
+2005-09-28 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/23853
+ * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
+ host_integerp to verify misalignment value.
+
+2005-09-28 Richard Henderson <rth@redhat.com>
+
+ * builtins.c (get_builtin_sync_mode): New.
+ (expand_builtin_sync_operation): Pass in mode argument.
+ (expand_builtin_compare_and_swap): Likewise.
+ (expand_builtin_lock_test_and_set): Likewise.
+ (expand_builtin_lock_release): Likewise.
+ (expand_builtin): Update to match.
+
+2005-09-28 Nick Clifton <nickc@redhat.com>
+
+ * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
+ formatting. Add check to PLUS case to ensure that the offset is
+ within an acceptable range.
+
+ * config/v850/v850.md (casesi): Disable the generation of the
+ switch pattern as it is not being handled properly at the moment.
+
+ * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
+ for when the high words are identical.
+
+2005-09-27 Richard Henderson <rth@redhat.com>
+
+ * pretty-print.c (pp_base_format): Fix typo for %>.
+
+2005-09-27 Daniel Berlin <dberlin@dberlin.org>
+ Devang Patel <dpatel@apple.com>
+
+ PR tree-optimization/23625
+ * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
+ LABEL_EXPR, assertion check.
+
+2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
+
+ * optabs.c (no_conflict_move_test): Check if a result of a
+ to-be-moved insn would be clobbered by an originally
+ preceding insn.
+
+2005-09-27 Jeff Law <law@redhat.com>
+
+ * passes.c (init_optimization_passes): Replace copy propagation
+ passes immediately after DOM with phi-only copy propagation
+ pases. Add phi-only copy propagation pass after first DOM pass.
+ * tree-pass.h (pass_phi_only_copy_prop): Declare.
+ * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
+ If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
+ (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
+ to init_copy_prop. Callers updated.
+ (do_phi_only_copy_prop): New function.
+ (pass_phi_only_copy_prop): New pass descriptor.
+
+2005-09-27 Nick Clifton <nickc@redhat.com>
+
+ * libgcc2.c (__popcount_tab): Remove redundant prototype.
+
+2005-09-26 Jason Merrill <jason@redhat.com>
+
+ PR c++/13764
+ * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
+
+ * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
+
+2005-09-26 James E Wilson <wilson@specifix.com>
+
+ * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
+ copyright. Add gcc copyright plus libgcc exception.
+ * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
+ copyright.
+ * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
+
+2005-09-26 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
+ about when to iterate.
+
+2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
+
+ PR target/23847
+ * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
+ for __complex__ double in -mcpu=G5 mode.
+
+2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
+
+ PR tree-optimization/23942
+ * Makefile.in (SCEV_H): Depends on PARAMS_H.
+ * tree-scalar-evolution.c: Include params.h.
+ (t_bool): New enum.
+ (follow_ssa_edge, follow_ssa_edge_in_rhs,
+ follow_ssa_edge_in_condition_phi_branch,
+ follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
+ Change return type to t_bool. Use a parameter to limit the size of
+ trees that are walked before stopping
+ (analyze_evolution_in_loop): Initialize the limit to 0.
+ (follow_ssa_edge): Give up by returning t_dont_know if the limit
+ exceeds PARAM_SCEV_MAX_EXPR_SIZE.
+
+2005-09-26 Uros Bizjak <uros@kss-loka.si>
+
+ PR middle-end/23831
+ * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
+ simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
+
+2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
+
+ * combine.c (make_extraction): Check for valid use of subreg.
+
+2005-09-26 Uros Bizjak <uros@kss-loka.si>
+
+ PR target/24055
+ * config/i386/i386.md ("*fistdi2_1"): New pattern.
+ ("*fist<mode>2_1"): Use only HImode and SImode register operands.
+ ("fist<mode>2_with_temp"): Use only register operands.
+
+2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
+
+ * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
+ CALL_INSN_FUNCTION_USAGE.
+
+2005-09-26 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/15855
+ * gcse.c: Include hashtab.h, define ldst entry hashtable.
+ (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
+ (ldst_entry): Use the hashtable instead of list-walking.
+ (find_rtx_in_ldst): Likewise.
+ (free_ldst_entry): Free the hashtable.
+ (compute_ld_motion_mems): Create the hashtable.
+ (trim_ld_motion_mems): Remove entry from hashtable if
+ removing it from list.
+ (compute_store_table): Likewise^2.
+ (store_motion): Free hashtable in case we did not see
+ any stores.
+
+2005-09-25 Kazu Hirata <kazu@codesourcery.com>
+
+ * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
+ and arg1 if we are passing them to fold_build2.
+
+2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
+
+ PR 23828
+ * config/i386/i386.c (ix86_function_regparm): Fix the test for
+ a nested function.
+
+2005-09-25 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
+ SYMBOL_REF_TLS_MODEL to be correct.
+
+2005-09-24 Richard Henderson <rth@redhat.com>
+
+ * ipa-type-escape.c (discover_unique_type): Remove dead code at
+ end of function. Reindent.
+
+2005-09-24 Ian Lance Taylor <ian@airs.com>
+
+ * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
+ NEGATE_EXPR/BIT_NOT_EXPR case.
+
+2005-09-24 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (handle_mode_attribute): When not modifying in place,
+ create subtypes for enumerations.
+ (sync_resolve_return): Use TYPE_MAIN_VARIANT.
+ * gimplify.c (create_tmp_from_val): Likewise.
+
+2005-09-24 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/i386/i386.md (*tls_global_dynamic_64,
+ *tls_local_dynamic_base_64): Add missing mode to call.
+ (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
+
+2005-09-24 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
+ (cgraph_clone_node): Likewise.
+ * cgraph.h (cgraph_clone_edge): Update prototype.
+ (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
+ duplicated prototypes; add updating argument.
+ * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
+ * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
+ updating profile.
+ (cgraph_mark_inline_edge): Likewise.
+ (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
+ (cgraph_flatten_node): Likewise.
+ (cgraph_decide_recursive_inlining): Likewise.
+ (cgraph_decide_inlining_of_small_function): Likewise.
+ * tree-optimize.c (tree_rest_of_compilation): Likewise.
+
+2005-09-23 David Edelsohn <edelsohn@gnu.org>
+ Pete Steinmetz <steinmtz@us.ibm.com>
+
+ * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
+ (rldic.): Set type to "compare".
+ (rldicr.): Same.
+ (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
+ mfjmpr for MFCTR/MFLR.
+ (movdf_hardfloat64): Same.
+ (movdf_softfloat64): Same. Correct order of store and move types.
+ (movti_string): Set type to store_ux/load_ux.
+ (load_multiple): Set type to load_ux.
+ (store_multiple): Set type to store_ux.
+ (movmemsi): Set type to store_ux.
+ (output_cbranch direct_return): Set type to jmpreg.
+ (stmw): Set type to store_ux.
+ (lmw): Set type to load_ux.
+ * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
+ * config/rs6000/440.md (ppc440-store): Increase latency to 6.
+ * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
+ * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
+ * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
+ * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
+ (rios1-fpstore): Increase latency to 3.
+ * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
+ * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
+
+2005-09-23 David Edelsohn <edelsohn@gnu.org>
+ Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
+ operand2 constraint to "b".
+ (sync_<fetchop_name>di_internal): Same.
+ (sync_old_<fetchop_name>si_internal): Change operand3 constraint
+ to "b".
+ (sync_old_<fetchop_name>di_internal): Same.
+ (sync_new_<fetchop_name>si_internal): Same.
+ (sync_new_<fetchop_name>di_internal): Same.
+
+2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
+
+ PR middle-end/23991
+ * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
+ case, define as macros.
+
+ PR rtl-optimization/23837
+ * optabs.c (no_conflict_move_test): Don't set must_stay for a
+ clobber / clobber match between dest and p->first.
+
+ * optabs.c (emit_libcall_block): Use no_conflict_move_test.
+ (no_conflict_move_test): Update comments.
+
+2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
+
+ * doc/install.texi: Update URL for Jacks.
+ * doc/sourcebuild.texi: Likewise.
+
+2005-09-22 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/24007
+ * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
+ registers when choosing register preferences.
+ (movdf_hardfloat64): Same.
+
+2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * expmed.c (expand_shift): Don't use the target of the rotate as
+ target for the first expanded shift insn.
+
+2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/22438
+ * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
+ preserved iv rhs rewriting specially.
+
+2005-09-21 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-data-ref.c (analyze_array_indexes): Only estimate when
+ estimate_only is true.
+ * tree-flow.h (ref_contains_indirect_ref): New prototype.
+ * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
+ tree-ssa-structalias.c
+ * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
+ ref_contains_indirect_ref.
+ * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
+
+2005-09-21 DJ Delorie <dj@redhat.com>
+
+ * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
+ MASK_PTR_A0D0.
+ (mn10300_return_in_memory): Support variable size types also.
+ (mn10300_pass_by_reference): Likewise.
+ (mn10300_function_value): New.
+ * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
+ (FUNCTION_OUTGOING_VALUE): Likewise.
+ * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
+ * doc/invoke.texi: Document it.
+
+2005-09-21 Uros Bizjak <uros@kss-loka.si>
+
+ PR target/22585
+ * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
+ force integer op1 into register for XFmode compares.
+
+2005-09-21 Kazu Hirata <kazu@codesourcery.com>
+
+ PR middle-end/23971
+ * expmed.c (alg_code): Add alg_impossible.
+ (alg_hash_entry): Add cost.
+ (synth_mult): Record alg_impossible in the hash table if
+ multiplication by a given integer is impossble within the
+ limit. Speed up using alg_impossible.
+
+2005-09-20 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
+ argument. Allow and set any offset if needs_anyoffset is passed
+ in.
+ (get_constraint_for): Add argument here too.
+ Pass it down.
+ (do_structure_copy): Pass NULL to get_constraint_for.
+ (handle_ptr_arith): Ditto.
+ (find_func_aliases): Ditto.
+
+2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
+
+ PR rtl-optimization/23898
+ * output.h (get_attr_min_length): Declare.
+ * final.c (get_attr_length_1): New function, broken out of:
+ (get_attr_length).
+ (get_attr_min_length): New function.
+ * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
+ (duplicate_computed_gotos): Likewise.
+ * genattr.c (insn_min_length): Generate declaration.
+ * genattrtab.c (min_fn, min_attr_value): New functions.
+ (make_length_attrs): Generate insn_min_length.
+
+2005-09-20 Steve Ellcey <sje@cup.hp.com>
+
+ * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
+
+2005-09-20 Richard Henderson <rth@redhat.com>
+
+ PR tree-optimization/24059
+ * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
+ EXPAND_STACK_PARM.
+
+2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
+
+ * c.opt (fextended-identifiers): New.
+ * c-opts.c (c_common_handle_option): Handle
+ -fextended-identifiers.
+ * doc/cpp.texi: Update documentation of extended identifiers.
+ * doc/cppopts.texi (-fextended-identifiers): Document.
+
+2005-09-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/23929
+ * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
+ if expr is NULL.
+
+ PR tree-optimization/23818
+ * tree-stdarg.c (execute_optimize_stdarg): Call
+ calculate_dominance_info.
+
+2005-09-20 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-data-ref.c (get_number_of_iters_for_loop): New function.
+ (analyze_siv_subscript_cst_affine): Add weak SIV test.
+ (compute_overlap_steps_for_affine_1_2): Use
+ get_number_of_iters_for_loop.
+ (analyze_subscript_affine_affine): Check whether difference is
+ zero first.
+ Use get_number_of_iters_for_loop.
+ Check whether overlap occurs outside of bounds.
+ (analyze_miv_subscript): Use get_number_of_iters_for_loop.
+
+2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
+ base register if possible.
+
+2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/18463
+ * tree-chrec.c (chrec_convert): Return fold_converted chrec if
+ converting it directly is not possible.
+ (chrec_convert_aggressive): New function.
+ * tree-chrec.h (chrec_convert_aggressive): Declare.
+ * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
+ Fold chrec conversions aggressively if asked to.
+ (instantiate_parameters): Modified because of changes in
+ instantiate_parameters_1.
+
+2005-09-19 Richard Henderson <rth@redhat.com>
+
+ * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
+ (reduc_splus_v2df): New.
+
+2005-09-19 Richard Sandiford <richard@codesourcery.com>
+
+ * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
+ (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
+
+2005-09-19 Richard Henderson <rth@redhat.com>
+
+ * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
+ vcondu<SSEMODE12>.
+
+2005-09-19 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.c (ia64_expand_widen_sum): New.
+ (ia64_expand_dot_prod_v8qi): New.
+ * config/ia64/ia64-protos.h: Update.
+ * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
+ widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
+ sdot_prodv8qi, sdot_prodv4hi): New.
+ (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
+
+2005-09-19 Richard Henderson <rth@redhat.com>
+
+ PR 23941
+ * real.c (exact_real_truncate): Return false if the format cannot
+ represent the number as a normal.
+
+ * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
+ for a memory source.
+
+2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
+
+ * tree-ssa-operands.c (swap_tree_operands): Export.
+ * tree.h (swap_tree_operands): Declare.
+ * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
+ Call swap_tree_operands.
+
+2005-09-19 Richard Henderson <rth@redhat.com>
+
+ * tree-flow.h (merge_alias_info): Declare.
+ * tree-ssa-copy.c (merge_alias_info): Export.
+ * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
+ (vect_create_data_ref_ptr): Use create_iv directly.
+ (vectorizable_load): Use correct types for integer constants.
+ (vect_generate_tmps_on_preheader): Likewise.
+ (vect_gen_niters_for_prolog_loop): Likewise.
+
+2005-09-19 Steven Bosscher <stevenb@suse.de>
+
+ PR rtl-optimization/23943
+ * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
+
+2005-09-18 Jan Hubicka <jh@suse.cz>
+
+ * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
+
+2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
+
+ * varasm.c (output_constant): Do not abort on conversions to union
+ types between different sizes.
+
+2005-09-18 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/23944
+ * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
+ fallback.
+
+2005-09-18 Paul Brook <paul@codesourcery.com>
+
+ * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
+
+2005-09-17 Richard Henderson <rth@redhat.com>
+
+ * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
+ * tree-ssa-loop.c (pass_vect_dce): Remove.
+ * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
+ of pass_vectorize.
+
+2005-09-17 Richard Henderson <rth@redhat.com>
+
+ * tree-pass.h (pass_vect_dce): Declare.
+ * passes.c (init_optimization_passes): Add it.
+ * tree-flow.h (tree_ssa_dce): Declare.
+ * tree-ssa-dce.c (tree_ssa_dce): Export.
+ * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
+ (gate_tree_vectorize): ... here.
+ (pass_vect_dce): New.
+
+2005-09-17 Jan Hubicka <jh@suse.cz>
+
+ * except.c (struct eh_status): Turn region_array into vec.
+ (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
+ convert_from_eh_region_ranges, find_exception_handler_labels,
+ current_function_has_exception_handlers, assign_filter_values,
+ build_post_landing_pads, dw2_build_landing_pads,
+ sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
+ sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
+ foreach_reachable_handler, can_throw_internal_1,
+ convert_to_eh_region_ranges, verify_eh_tree): Update uses of
+ region_array.
+ (duplicate_eh_region_1): Update region_array.
+ (duplicate_eh_regions): Resize region_array and avoid recomputing.
+
+2005-09-17 David Edelsohn <edelsohn@gnu.org>
+
+ PR middle-end/22067
+ * expmed.c (expand_mult): Substitute simple register for op0 when
+ computing max_cost.
+
+2005-09-17 Richard Henderson <rth@redhat.com>
+
+ * expr.c (emit_move_via_integer): Add force argument, pass it on
+ to emit_move_change_mode. Update callers.
+ (emit_move_complex): Pass true to new force argument.
+ * function.c (expand_function_end): Move expand_eh_return call
+ earlier. Merge sub-word complex values into a pseudo before
+ copying to the return hard register.
+
+2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
+
+ * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
+ between different sizes.
+
+2005-09-16 Paolo Bonzini <bonzini@gnu.org>
+
+ PR 23903
+
+ * passes.c (init_optimization_passes): Register dump files for
+ IPA passes first.
+
+2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
+ * config/s390/s390.c (s390_overlap_p): New function.
+ * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
+ peephole2, "*xc" peephole2): Added overlap check to the peephole2
+ condition.
+
+2005-09-16 Richard Guenther <rguenther@suse.de>
+
+ * ipa-pure-const.c (static_execute): Free auxiliar information.
+ * ipa-type-escape.c (discover_unique_type): Free temporary key.
+ * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
+
+2005-09-15 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
+
+2005-09-15 Paolo Bonzini <bonzini@gnu.org>
+
+ * optabs.c (expand_binop): Use swap_commutative_operands_with_target
+ to order operands.
+ (swap_commutative_operands_with_target): New.
+
+2005-09-15 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-data-ref.c (analyze_array_indexes): Add estimate_only
+ parameter.
+ Update callers.
+ (estimate_iters_using_array): New function.
+ * tree-data-ref.h (estimate_iters_using_array): Prototype
+ * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
+ Use estimate_iters_using_array instead of analyze_array.
+
+2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
+ as addressable.
+
+2005-09-15 Michael Matz <matz@suse.de>
+
+ * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
+
+2005-09-14 Daniel Berlin <dberlin@dberlin.org>
+
+ PR tree-optimization/23835
+ * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
+ (create_name_tags): Rewrite to be not O(num_ssa_names^2).
+
+2005-09-14 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
+ (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
+
+2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
+ in the ARRAY_TYPE case.
+
+2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
+
+2005-09-14 Uros Bizjak <uros@kss-loka.si>
+
+ PR middle-end/22480
+ * tree-vect-transform.c (vectorizable_operation): Return false for
+ scalar shift operations and for vector shift operations with
+ non-invariant shift arguments. Use scalar tree operand op1 as
+ a shift operand when vector shift insn pattern uses scalar shift
+ operand.
+ * Makefile.in (tree-vect-transform.o): Depend on recog.h.
+
+2005-09-14 Olivier Hainque <hainque@adacore.com>
+
+ * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
+ value if it has side-effects.
+
+2005-09-14 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/22068
+ * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
+
+2005-09-14 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
+ passed as NAME as if it were label at start of function code.
+
+2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.md (*movv4sf_i): Add general register cases to
+ the constraints.
+
+2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
+ as early clobber. Rewrite so the PIC register is not implicitly used.
+
+2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * tree.c (annotate_with_file_line): Compare line numbers before
+ file names.
+
+2005-09-13 Uros Bizjak <uros@kss-loka.si>
+
+ PR target/23816
+ * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
+ (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
+
+2005-09-13 Ian Lance Taylor <ian@airs.com>
+
+ * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
+ than a HOST_WIDEST_INT to gen_doloop_begin.
+
+2005-09-13 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-dfa.c (dump_variable): Guard against NULL annotations.
+
+2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimize/23817
+ * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
+
+2005-09-13 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/23774
+ * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
+ word before changing the stack pointer. Use gen_frame_mem for MEMs.
+ Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
+ (restore_stack_nonlocal): Likewise.
+ (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
+
+2005-09-12 Ian Lance Taylor <ian@airs.com>
+
+ PR g++/7874
+ * c.opt (ffriend-injection): New C++ option.
+ * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
+ (C++ Dialect Options): Document -ffriend-injection.
+
+2005-09-12 Josh Conner <jconner@apple.com>
+
+ PR middle-end/23237
+ * ipa-reference.c (static_execute): Don't mark variables in
+ named sections TREE_READONLY.
+
+2005-09-12 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
+ stack_tie.
+
+2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
+ V_MUST_DEF instead of just the first_use_p.
+ Don't mark the virtual variables for renaming on the statement which
+ is being removed.
+ (pass_dse): Remove TODO_update_ssa.
+
+2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
+
+ PR middle-end/23290
+ * stor-layout.c (compute_record_mode): For records with a single
+ field, actually check the field's mode size against the type size.
+
+ * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
+ registers for TARGET_SHMEDIA.
+ (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
+ GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
+ of GENERAL_REGS and FP_REGS.
+
+2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
+
+2005-09-12 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
+ CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
+ are omitted. Exclude stack_tie insn too.
+
+2005-09-11 David Edelsohn <edelsohn@gnu.org>
+
+ PR rtl-optimization/23098
+ * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
+ 0.0f is easy.
+ * config/rs6000/rs6000.md (movdf splitter): Use
+ const_double_operand predicate for TARGET_POWERPC64.
+ * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
+ SYMBOL_REF method to ABI_V4.
+
+ * config/rs6000/altivec.md (build_vector_mask_for_load): Use
+ replace_equiv_address.
+ * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
+ rs6000_sr_alias_set and MEM_NOTRAP.
+ (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
+
+2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree.c (contains_placeholder_p) <tcc_expression>: Properly
+ handle CALL_EXPR again.
+
+2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
+
+ * arm/predicates.md (alignable_memory_operand): Delete.
+
+2005-09-10 Richard Henderson <rth@redhat.com>
+
+ PR debug/23806
+ * dbxout.c (dbxout_expand_expr): New.
+ (dbxout_symbol): Use it.
+
+2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
+
+ * arm.c (arm_gen_rotated_half_load): Delete.
+ (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
+ (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
+ (thumb_set_return_address): Likewise.
+ (thumb_load_double_from_address): Use adjust_address.
+ * arm.md (splits calling arm_gen_rotated_half_load): Delete.
+ (extendhsisi2_mem, movhi_bytes): Use change_address.
+ (movhi): Use widen_memory_access.
+ (reload_out_df): Use replace_equiv_address.
+ * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
+
+2005-09-09 Richard Henderson <rth@redhat.com>
+
+ PR debug/20998
+ * dbxout.c: Include expr.h.
+ (dbxout_global_decl): Don't suppress for DECL_RTL unset.
+ (dbxout_symbol): Handle DECL_VALUE_EXPR.
+ * Makefile.in (dbxout.o): Add EXPR_H.
+
+2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/23509
+ * tree-cfg.c (replace_uses_by): Use replace_exp.
+ * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
+ pointers have name_mem_tag or type_mem_tag set.
+
+2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
+ CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
+ of wrongly accessing operands.
+
+2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * Makefile.in (tree-chrec.o): Depends on SCEV_H.
+ * tree-chrec.c: Include tree-scalar-evolution.h.
+ (chrec_convert): Instantiate the base and step before calling
+ scev_probably_wraps_p that would fail on parametric evolutions.
+ Collect all the fails into a single section failed_to_convert,
+ print a diagnostic, and return chrec_dont_know instead of calling
+ fold_convert.
+ * tree-scalar-evolution.c (loop_closed_phi_def): New.
+ (instantiate_parameters_1): Avoid instantiation of loop closed ssa
+ phi nodes.
+ (scev_const_prop): Don't replace the definition of a loop closed ssa
+ phi node by itself, or by another loop closed ssa phi node.
+ * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
+ that base and step are defined.
+
+2005-09-09 Richard Guenther <rguenther@suse.de>
+
+ PR c++/23624
+ * fold-const.c (fold_ternary): Check truth_value_p before
+ calling invert_truthvalue.
+
+2005-09-09 Nick Clifton <nickc@redhat.com>
+
+ * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
+ * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
+ dimension of these arrays.
+ * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
+ these arrays.
+ * longlong.h: Only provide a prototype for the __clz_tab[] array
+ if this header has not been included from libgcc2.h.
+ * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
+ defining own types.
+ Provide prototypes for exported functions.
+ Use the __clz_tab[] and __popcount_tab[] arrays provided by
+ libgcc2.c.
+
+2005-09-08 Josh Conner <jconner@apple.com>
+
+ PR c++/21135
+ PR c++/23180
+ * expr.c (expand_expr_addr_expr_1): Don't invoke
+ expand_simple_binop for EXPAND_INITIALIZER.
+
+2005-09-08 Richard Henderson <rth@redhat.com>
+
+ PR debug/23190
+ * toplev.c (wrapup_global_declaration_1): Split out ...
+ (wrapup_global_declaration_2): ... from ...
+ (wrapup_global_declarations): ... here. Return bool.
+ (check_global_declaration_1): Split out ...
+ (check_global_declarations): from here.
+ (emit_debug_global_declarations): New.
+ * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
+ check_global_declaration_1, emit_debug_global_declarations): Declare.
+ * c-decl.c (c_write_global_declarations_1): Don't create a vector
+ of decls. Call wrapup_global_declaration_1,
+ wrapup_global_declaration_2, check_global_declaration_1 directly.
+ (c_write_global_declarations_2): New.
+ (ext_block): New.
+ (c_write_global_declarations): Call c_write_global_declarations_2.
+ * langhooks.c (write_global_declarations): Call
+ emit_debug_global_declarations.
+
+ * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
+ remove decls that have DECL_RTL_SET_P.
+ * passes.c (rest_of_decl_compilation): Invoke
+ cgraph_varpool_finalize_decl for all but functions.
+
+2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
+ the result of a conversion if the new min and max cannot be compared.
+
+2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (s390_sr_alias_set): Variable removed.
+ (override_options): Setting s390_sr_alias_set removed.
+ (save_fpr, save_gprs): Set alias set to vararg or frame.
+ (restore_fpr, restore_gprs, s390_emit_prologue): Replace
+ s390_sr_alias_set with get_frame_alias_set ().
+ (s390_gimplify_va_arg): Replace s390_sr_alias_set with
+ get_varargs_alias_set ().
+
+2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR objc/20574
+ PR objc/19324
+ * c-parser.c (c_parser_objc_method_definition): If the next
+ token is not "{", error out and don't start the function.
+
+2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree-vrp.c (extract_range_from_expr): Move the check for non
+ nullness after the check for gimple invariant.
+
+2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree.c (host_integerp, tree_low_cst): Correct function comment.
+
+2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ PR target/23747
+ * config/m32r.md (movmemsi_internal): Canonicalize order of
+ operands in PLUS component of template.
+
+2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * reload1.c (fixup_eh_region_note): Remove assertion.
+ (fixup_abnormal_edges): Reverted removal of call to
+ find_many_sub_basic_blocks made on 2005-08-31.
+
+2005-09-07 Richard Henderson <rth@redhat.com>
+
+ * function.c (ARG_POINTER_CFA_OFFSET): Move ...
+ * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
+ (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
+ * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
+ rearrange for better packing.
+ (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
+ (lookup_cfa_1): Remove inline marker.
+ (cfa_equal_p): Split out of ...
+ (def_cfa_1): ... here. Use INVALID_REGNUM.
+ (build_cfa_loc): Handle !cfa->indirect.
+ (frame_pointer_cfa_offset): New.
+ (dbx_reg_number): Assert register elimination performed; do
+ leaf register remapping.
+ (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
+ (eliminate_reg_to_offset): New.
+ (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
+ for verifiably local stack frame addresses; re-base to CFA.
+ (mem_loc_descriptor): Remove can_use_fbreg argument.
+ (concat_loc_descriptor, loc_descriptor): Likewise.
+ (containing_function_has_frame_base): Remove.
+ (rtl_for_decl_location): Don't do register elimination or
+ leaf register remapping here.
+ (secname_for_decl): Split out from ..
+ (add_location_or_const_value_attribute): ... here.
+ (convert_cfa_to_loc_list): New.
+ (compute_frame_pointer_to_cfa_displacement): New.
+ (gen_subprogram_die): Use them.
+ * tree.h (frame_base_decl): Remove.
+ * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
+ (prologue_stack_adjust): Remove.
+ (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
+ (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
+ (set_frame_base_location): Remove.
+ (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
+ (dump_attrs_list, dump_dataflow_set): Use string concatenation.
+ (vt_add_function_parameters): Don't eliminate_regs.
+ (vt_initialize): Don't create frame_base_decl.
+
+2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
+ version of GNU binutils for 4.x and later.
+
+2005-09-06 Mark Mitchell <mark@codesourcery.com>
+
+ * ggc-page.c (ggc_push_context): Remove.
+ (ggc_pop_context): Likewise.
+ * ggc.h (ggc_push_context): Remove.
+ (ggc_pop_context): Likewise.
+
+2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
+
+ PR target/8973
+ * config/arc/arc.c (arc_output_function_epilogue): Update flags while
+ returning from an interrupt handler.
+
+2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
+
+ PR target/8972
+ * config/arc/arc.c (output_shift): Add check for loop count when
+ optimizing.
+
+2005-09-06 Steven Bosscher <stevenb@suse.de>
+
+ * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
+ form manually.
+ (abs_replacement): Likewise.
+ (pass_phiopt): Remove TODO_update_ssa.
+
+2005-09-06 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/23075
+ * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
+ if "return with no value, in function returning non-void" warning
+ has been issued.
+ * tree-cfg.c (execute_warn_function_return): Don't look at
+ RETURN_EXPRs with TREE_NO_WARNING set.
+
+ PR target/22362
+ * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
+ for internal functions doesn't use registers used by global registers
+ variables. Use fewer register parameters if there are global register
+ variables.
+
+2005-09-06 Olivier Hainque <hainque@adacore.com>
+ Eric Botcazou <ebotcazou@adacore.com>
+
+ PR middle-end/14997
+ * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
+ when we would be extracting outside its bit span (bitpos+bitsize
+ larger than its mode), possible with some VIEW_CONVERT_EXPRs from
+ Ada unchecked conversions.
+
+2005-09-06 Steven Bosscher <stevenb@suse.de>
+
+ * tree-ssa-pre.c (try_look_through_load): New function.
+ (compute_avail): Use it to try to look through loads for some
+ more useful expressions.
+
+2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
+
+ * simplify-rtx.c (simplify_binary_operation_1): Correct the
+ condition for detecting cases like (a&a) and (a^a).
+
+2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
+
+ * common.opt: Add option ftree-vect-loop-version.
+ * params.def: Add --param vect-max-version-checks.
+ * doc/invoke.texi: Document ftree-vect-loop-version and
+ --param vect-max-version-checks.
+ * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
+ may_misalign_stmts and defines for accessors.
+ * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
+ LOOP_VINFO_MAY_MISALIGN_STMTS.
+ (destroy_loop_vec_info): VEC_free for
+ LOOP_VINFO_MAY_MISALIGN_STMTS.
+ * tree-vect-analyze.c (vect_compute_data_ref_alignment):
+ Update documentation.
+ (vect_update_misalignment_for_peel): New.
+ (vect_enhance_data_refs_alignment): Update to choose loop
+ peeling or loop versioning if appropriate for the (potentially)
+ unaligned data references in the loop.
+ (vect_analyze_data_refs_alignment): Remove call to
+ vect_enhance_data_refs_alignment so the checks can be done
+ earlier.
+ (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
+ and move up call to vect_analyze_data_refs_alignment.
+ * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
+ (vect_transform_loop): Add call to loop_version.
+
+2005-09-06 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/23098
+ * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
+ * simplify-rtx.c (constant_pool_reference_p): New function.
+ * rtl.h (constant_pool_reference_p): New prototype.
+ * config/i386/i386.md (pushf split, mov[sdx]f split): Use
+ constant_pool_reference_p in condition and
+ avoid_constant_pool_reference in preparation statements.
+
+2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
+ STRICT_LOW_PART SETs.
+
+2005-09-06 Alan Modra <amodra@bigpond.net.au>
+
+ PR middle-end/21460
+ * except.c (sjlj_emit_function_enter): Find the function begin
+ note even when it's not in first basic block.
+
+2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
+
+ * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
+ AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
+ * aclocal.m4: Regenerate.
+
+2005-09-05 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
+ of macro.
+
+2005-09-06 Kazu Hirata <kazu@codesourcery.com>
+
+ * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
+ config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
+ config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
+ Follow spelling conventions.
+ * doc/invoke.texi: Follow spelling conventions.
+
+2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
+
+ * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
+ * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
+ * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
+
+2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
+
+ PR target/23683
+ * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
+ (output_stack_adjust): Use gen_tmp_stack_mem.
+ (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
+ (sh_set_return_address, sh_allocate_initial_value): Likewise.
+ (sh_get_pr_initial_val): Likewise.
+ (sh_builtin_saveregs): Use gen_frame_mem and change_address.
+ (sh_initialize_trampoline): Likewise. Also use adjust_address.
+ * sh.md (divsi_inv_m0): Use gen_const_mem.
+ (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
+ (movdf_i4+1): Use gen_tmp_stack_mem.
+ (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
+ (fpu_switch+2): Likewise.
+ (movv4sf_i, movv16sf_i): Use adjust_address.
+ (symGOT_load): Set MEM_NOTRAP_P bit.
+
+2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/23721
+ * pa.c (emit_move_sequence): Fix typo in last change.
+
+2005-09-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/23454
+ * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
+ is true.
+
+2005-09-03 Richard Henderson <rth@redhat.com>
+ John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/23671
+ * pa.c (emit_move_sequence): Use replace_equiv_address instead of
+ gen_rtx_MEM.
+
+2005-09-02 Nicolas Pitre <nico@cam.org>
+
+ * config/arm/arm.c (arm_legitimize_address): Limit the value passed
+ to bit_count to 32 bits.
+
+2005-08-31 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/23167
+ * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
+ generating synthetic loads from volatile lvalues.
+
+005-09-02 Nick Clifton <nickc@redhat.com>
+
+ * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
+ __ctzhi2, __clzhi2): New functions.
+
+2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/23547
+ * tree-nested.c (struct var_map_elt): Mark with GTY.
+ (struct nesting_info): Mark with GTY. Mark var_map's param is struct
+ var_map_elt.
+ (lookup_field_for_decl): Allocate new element in GC memory.
+ (lookup_tramp_for_decl): Likewise.
+ (convert_nl_goto_reference): Likewise
+ (create_nesting_tree): Allocate info in GC memory. Likewise for
+ info->var_map.
+ (free_nesting_tree): Free with ggc_free instead of free.
+ (root): New static variable.
+ (lower_nested_functions): Remove root as local variable. And zero out
+ root at the end of the function.
+
+2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
+
+ PR rtl-optimization/20365
+ * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
+ to short. New member ix.
+ (simplify_plus_minus_op_data_cmp): Break ties using ix member.
+ (simplify_plus_minus): Initialize ix members before calling qsort.
+
+2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/23626
+ * tree-cfg.c (replace_uses_by): Clean up eh info.
+
+2005-09-01 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
+ fprintf.
+
+2005-09-01 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
+ (rs6000_split_multireg_move): Use replace_equiv_address instead of
+ gen_rtx_MEM.
+
+2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
+
+ * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
+ do not issue warning for a variable definition following
+ a declaration.
+
+2005-09-01 Richard Henderson <rth@redhat.com>
+
+ PR 23668
+ * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
+ conversion to CONST_VECTOR.
+
+2005-09-01 Richard Henderson <rth@redhat.com>
+
+ PR 23676
+ * reload1.c (reload_as_needed): Check !CALL_P before calling
+ fixup_eh_region_note.
+ * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
+
+2005-09-01 DJ Delorie <dj@redhat.com>
+
+ * varasm.c (output_constant): Let the target resolve
+ conversions of addresses to non-default pointer sizes.
+
+2005-09-01 Nicolas Pitre <nico@cam.org>
+
+ * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
+ to alow matching ARM pre-indexed addressing mode.
+ (arm_override_options): Remove now irrelevant comment.
+
+2005-09-01 Phil Edwards <phil@codesourcery.com>
+
+ * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
+ * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
+ * config/i386/vxworks.h: Likewise.
+ * config/i386/t-vxworksae: New file, for VxWorks AE.
+ * config/i386/vxworksae.h: Likewise.
+
+2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
+
+ PR tree-optimization/23410
+ * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
+ sequence is not wrapping during the first step.
+
+2005-09-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/7241
+ * dwarf2out.c (base_type_die): Compare char_type_node with
+ TYPE_MAIN_VARIANT (type), not type.
+
+2005-09-01 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/15366
+ * common.opt: Add -finline-functions-called-once.
+ Put -fearly-inlining in alphabetically ordered place.
+ * doc/invoke.texi: Document new option.
+ * ipa-inline.c (cgraph_decide_inlining): Honour
+ flag_inline_functions_called_once.
+
+2005-09-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/23478
+ * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
+ (alloc_qty): Initialize it.
+ (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
+ (combine_regs): Combine also n_throwing_calls_crossed fields.
+ (find_free_reg): Don't attempt to caller-save pseudos crossing
+ calls that might throw.
+ * global.c (struct allocno): Add throwing_calls_crossed field.
+ (global_alloc): Revert 2005-08-22 change. Initialize
+ throwing_calls_crossed.
+ (find_reg): Don't attempt to caller-save pseudos crossing calls that
+ might throw.
+
+2005-09-01 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/23649
+ * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
+ (mask64_operand): Reinstate code prior to 2005-06-11 change.
+ (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
+ (and64_2_operand): Tweak to use predicate.
+ (and_operand): Adjust for mask_operand changes.
+ * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
+ (print_operand): Likewise.
+ (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
+ (mask64_1or2_operand): Delete.
+ * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
+ * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
+ (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
+ (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
+ * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
+ (rotldi3_internal4): Likewise.
+ (rotldi3_internal5, rotldi3_internal5 split): Likewise.
+ (rotldi3_internal6, rotldi3_internal6 split): Likewise.
+ (ashldi3_internal7): Likewise.
+ (ashldi3_internal8, ashldi3_internal8 split): Likewise.
+ (ashldi3_internal, ashldi3_internal9 split): Likewise.
+ (anddi3 split): Don't match mask64_operand.
+ (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
+ (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
+ splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
+ 't' splitter predicate.
+ (movdi_internal64 + 2): Revert 2005-06-11 change.
+
+2005-08-31 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
+ (m32c_asm_integer): Add support for 32 bit pointers.
+
+2005-08-31 Richard Henderson <rth@redhat.com>
+
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
+ component-like references for setting MEM_NOTRAP_P.
+
+ * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
+ * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
+
+2005-08-31 Richard Henderson <rth@redhat.com>
+
+ * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
+ into a pseudo before applying gen_lowpart.
+
+2005-08-31 Geoffrey Keating <geoffk@apple.com>
+
+ * doc/install.texi (Specific): Update cctools version required
+ for full functionality.
+ * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
+ linkers as -macosx_version_min.
+
+2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
+
+ PR target/21255
+ * sh.c (print_operand, %R and %S): Add handling of floating point
+ registers, memory, constants and invalid operands.
+
+2005-08-31 Daniel Berlin <dberlin@dberlin.org>
+
+ * ipa-pure-const.c: Change dump name.
+
+2005-08-31 Uros Bizjak <uros@kss-loka.si>
+
+ PR target/23570
+ * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
+ to "reg_or_0_operand".
+ (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
+
+2005-08-31 Dale Johannesen <dalej@apple.com>
+
+ * loop-iv.c (iv_number_of_iterations): Fix overflow check for
+ loops that count down.
+
+2005-08-31 Richard Henderson <rth@redhat.com>
+
+ PR rtl-opt/23601
+ * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
+ (fixup_eh_region_note): New.
+ (reload_as_needed): Call it.
+ (fixup_abnormal_edges): Allow all throwing insns to be deleted;
+ don't call find_many_sub_basic_blocks; call verify_flow_info.
+ * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
+ (keep_stack_depressed): Likewise.
+ (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
+
+2005-08-31 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
+ fp return matching.
+
+2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
+
+ * expr.c (expand_expr_real_1): Compare size of address
+ mode to target's address mode size in deciding expansion of
+ the constant address.
+
+2005-08-31 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/23477
+ * expr.c (all_zeros_p): New function.
+ (expand_expr_real_1): Handle the case of an all-zero
+ non-addressable constructor separately.
+
+2005-08-31 Adrian Straetling <straetling@de.ibm.com>
+
+ * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
+ arguments, adjust all callers.
+ (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
+
+2005-08-30 Richard Henderson <rth@redhat.com>
+
+ PR target/23630
+ * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
+ whenever the mode sizes match.
+
+2005-08-31 Alan Modra <amodra@bigpond.net.au>
+
+ * calls.c (load_register_parameters): Fix comment typo.
+ * expr.c (emit_push_insn): Comment formatting.
+
+2005-08-30 Ian Lance Taylor <ian@airs.com>
+
+ * config/i386/x-cygwin (host-cygwin): Change dependency from
+ hosthooks-def.h to $(HOSTHOOKS_DEF_H).
+
+2005-08-29 Geoffrey Keating <geoffk@apple.com>
+
+ * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
+ parts of 'vals'.
+
+2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/23408
+ * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
+ call to ggc_collect.
+
+2005-08-29 Paolo Bonzini <bonzini@gnu.org>
+
+ PR bootstrap/21268
+ * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
+ beginning. Remove $(INCLUDES) from all the rules, if following
+ $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
+
+2005-08-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/23484
+ * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
+ fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
+ not constant, but maxlen is, don't set len to maxlen, rather
+ set maxlen to len if len is a constant.
+
+2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/23475
+ * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
+ and counts.
+
+2005-08-28 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR middle-end/22455
+
+ * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
+ Checksum only the parts of the tree that exist for the tree code.
+
+2005-08-28 Dale Johannesen <dalej@apple.com>
+
+ * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
+
+2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
+
+2005-08-28 Richard Henderson <rth@redhat.com>
+
+ * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
+ * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
+ of char_type_node.
+
+2005-08-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR ada/23593
+ * builtins.c (get_memory_rtx): Don't strip nops
+ in between COMPONENT_REFs.
+
+2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/23463
+ * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
+ types.
+ (gimplify_modify_expr): Check for zero sized types and gimplify the
+ rhs and lhs as statements.
+
+2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
+
+ PR libgcj/23508
+ * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
+ state for return address column of signal frames.
+
+2005-08-27 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/23539
+ * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
+ bytes >= 2 not bytes == 2.
+ (expand_block_move): Same.
+
+2005-08-27 Richard Guenther <rguenther@suse.de>
+
+ PR target/23575
+ * config/i386/sse.md (sse2_movsd): Add missing closing
+ braces.
+
+2005-08-27 Paul Brook <paul@codesourcery.com>
+
+ * genrecog.c (enum decision_type): Add DT_num_insns.
+ (struct decision_test): Add u.num_insns.
+ (add_to_sequence): Add DT_num_insns test.
+ (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
+ (write_cond, debug_decision_2): Ditto.
+ (change_state): Assume peep2_next_insn never fails.
+ Remove "afterward" argument.
+ (write afterward, write_tree): Update to match.
+ * recog.c (peep2_current_count): New variable.
+ (peep2_next_insn): Check it.
+ (peephole2_optimize): Set peep2_current_count.
+ * recog.h (peep2_current_count): Declare.
+
+2005-08-26 Josh Conner <jconner@apple.com>
+
+ PR middle-end/23584
+ * ipa-pure-const.c (check_tree): Check for volatile-ness
+ when considering a dereference.
+
+2005-08-27 Jakub Jelinek <jakub@redhat.com>
+
+ * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
+
+2005-08-26 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/23561
+ * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
+ a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
+ at most LEN bytes long memory fits into the field.
+ (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
+ expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
+ expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
+
+2005-08-26 Richard Henderson <rth@redhat.com>
+
+ PR rtl-opt/23560
+ * loop.c (biased_biv_may_wrap_p): New.
+ (maybe_eliminate_biv_1): Use it to suppress non-equality
+ comparison transformations. Delete disabled code.
+
+2005-08-26 Ian Lance Taylor <ian@airs.com>
+
+ * combine.c (make_extraction): Avoid reference outside object.
+
+2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
+
+ * stor-layout.c (finalize_type_size): Restore behaviour for
+ non-aggregate types to the status quo ante of the patch for
+ pr 23467. Document why it matters.
+
+2005-08-26 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/23506
+ * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
+ array by one element, initialize the BT_LAST element with NULL.
+
+2005-08-26 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
+ optimizing for size.
+ (plus_eqsi): Same.
+ (compare_plus_eqsi): Same.
+ (plus_eqsi_compare): Same.
+ (neg_eq0<mode>): Same.
+ (neg_eq<mode>): Same.
+
+ * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
+ PROCESSOR_POWER4.
+
+2005-08-26 Nick Clifton <nickc@redhat.com>
+
+ * config/v850/v850.c (ep_memory_operand): Return FALSE if
+ TARGET_EP is not defined.
+ * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
+ TARGET_EP is enabled.
+ (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
+ * config/v850/v850.md (save_all_interrupt): Only use the EP
+ register if TARGET_EP is defined.
+ (restore_all_interrupt): Likewise.
+ * config/v850/lib1funcs.asm: Update functions so that the EP
+ register is only used if __EP__ is defined.
+
+2005-08-26 David Ung <davidu@mips.com>
+
+ * config/mips/mips.c (mips_expand_prologue): Handle case when
+ generating for MIPS16 and the outgoing argument area is more than
+ SMALL_OPERAND. Use the frame pointer as temporary to generate the
+ add instruction.
+
+2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
+
+ * config/crx/crx.md: Make doloop_end pattern usage controllable
+ via mloop-nesting=<max-nesting> command line switch. Make sure
+ the combiner cannot use doloop_end_<mode> in an illegal way.
+ * config/crx/crx.c: Use regs up to r6 for argument passing.
+ Refine crx_address_cost (non cst4 displacements are expensive).
+ * config/crx/crx.opt: Add switch for mloop-nesting=.
+
+2005-08-26 Adrian Straetling <straetling@de.ibm.com>
+
+ * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
+ (UNSPEC_MVST): New constant.
+
+2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
+ Reject operands containing eliminable registers.
+ * testsuite/gcc.dg/20050825-1.c: New testcase.
+
+2005-08-24 Paolo Bonzini <bonzini@gnu.org>
+ Jan Hubicka <jh@suse.cz>
+
+ * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
+
+2005-08-24 Paolo Bonzini <bonzini@gnu.org>
+
+ PR tree-optimization/23546
+ * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
+ and REAL_CST nodes.
+
+2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
+
+ * params.def (PARAM_MIN_SPEC_PROB): New.
+ * sched-rgn.c (MIN_PROBABILITY): Delete.
+ (compute_trg_info): Convert to PARAM_VALUE.
+ * doc/invoke.texi (param): Document min-spec-prob.
+
+2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/darwin.h: define __PIC__
+ * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
+ TARGET_OS_CPP_BUILTINS macro.
+
+2005-08-24 Paolo Bonzini <bonzini@gnu.org>
+
+ * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
+ yesterday.
+
+2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
+ to duplicate_block.
+ * cfghooks.c (duplicate_block): Added position where to place
+ new block as argument.
+ * cfghooks.h (duplicate_block): Declaration changed.
+ * cfglayout.c (copy_bbs): Add argument after. Pass it to
+ duplicate_block.
+ * cfglayout.h (copy_bbs): Declaration changed.
+ * cfgloop.h (loop_version): Declaration changed.
+ * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
+ position to copy_bbs.
+ (loop_version): Pass position to duplicate_loop_to_header_edge.
+ Add place_after argument and position new blocks according to
+ it.
+ * modulo-sched.c (sms_schedule): Pass place_after argument
+ to loop_version.
+ * tracer.c (tail_duplicate): Pass argument to duplicate_block.
+ * tree-cfg.c (split_edge_bb_loc): New function.
+ (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
+ to determine position of new blocks.
+ * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
+ to loop_version.
+ * tree-ssa-threadupdate.c (create_block_for_threading): Pass
+ argument to duplicate_block.
+ * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
+ Pass position to copy_bbs.
+
+2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * fold-const.c (ptr_difference_const): Use
+ cst_and_fits_in_hwi instead of host_integerp.
+
+2005-08-24 Paolo Bonzini <bonzini@gnu.org>
+
+ * config/darwin.c (gen_pic_offset): New.
+ (machopic_indirect_data_reference, machopic_legitimize_pic_address):
+ Use it.
+
+2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/23486
+ * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
+
+2005-08-23 Phil Edwards <phil@codesourcery.com>
+
+ * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
+ remove use_collect2.
+ (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
+
+ * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
+ configuration files to override the default value.
+
+ * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
+ EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
+ * config/vx-common.h: New file, split out from...
+ * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
+ * config/vxworksae.h: New file, for VxWorks AE.
+ * config/vxworks.opt: New file.
+ * config/vxlib.c: Update for VxWorks 6.
+
+ * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
+ other MULTILIB_* variables appropriately.
+ (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
+ * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
+ * config/rs6000/vxworks.h: Update for VxWorks 6.
+ * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
+
+2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/20799
+ * config/darwin.c (machopic_select_section): Remove the hack to
+ mark "::operator new" and "::operator delete" for coalescing
+ even though they are not weak.
+
+2005-08-24 Alan Modra <amodra@bigpond.net.au>
+
+ * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
+ * configure: Regenerate.
+
+2005-08-23 Paolo Bonzini <bonzini@gnu.org>
+
+ PR middle-end/23517
+ * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
+ between vectors.
+ * convert.c (convert_to_integer, convert_to_vector): Likewise.
+ * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
+ Likewise.
+
+2005-08-23 Paolo Bonzini <bonzini@gnu.org>
+
+ * config/rs6000/predicates.md (equality_operator): New.
+ * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
+ comparison with a large constant.
+
+2005-08-23 Mark Mitchell <mark@codesourcery.com>
+
+ * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
+
+2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
+
+ * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
+ registers is even, and we have a hardware double precision fp,
+ align the buffer.
+ (sh_gimplify_va_arg_expr): For floating point arguments, consider
+ size of current argument when checking if argument was passed in
+ registers.
+
+ * sh.c (sh_attr_renesas_p): Handle error_mark_node.
+
+ PR middle-end/23467
+ * stor-layout.c (finalize_type_size): Dont override
+ existing alignment with a smaller alignment from the mode.
+
+2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * lambda-code.c (lambda_vector_lexico_pos): Moved...
+ * lambda.h (lambda_vector_lexico_pos): ... here.
+ * tree-data-ref.c (build_classic_dist_vector): Return false when
+ the distance vector is lexicographically negative.
+
+2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
+
+ PR tree-optimization/23511
+ * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
+ handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
+
+2005-08-23 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/22043
+ * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
+ * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
+ If ALLOW_FLEXARR, handle types ending with flexible array member.
+ Pass false as second argument to recursive count_type_elements calls.
+ (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
+ argument to count_type_elements call.
+ * tree-sra.c (decide_block_copy): Likewise.
+ * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
+ for a constant-sized object, set cleared as well. Pass true as
+ second argument to count_type_elements call.
+
+2005-08-23 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/21571
+ * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
+ from legitimate_small_data_p, and make global. Update use.
+ Remove forward declaration.
+ * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
+ Declare.
+ * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
+
+2005-08-23 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
+ of scratch intermediates.
+ (eq<mode>_compare): Same.
+ (neg_eq0<mode>): New.
+ (neg_eq<mode>): Convert to define_insn_and_split.
+
+2005-08-23 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/23070
+ * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
+ stdarg functions, set/clear the fp marker even when no variable
+ args are passed.
+ * config/rs6000/sysv4.opt (mprototype): Describe.
+
+2005-08-22 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/23478
+ * regs.h (reg_info): Add throw_calls_crossed.
+ (REG_N_THROWING_CALLS_CROSSED): Define.
+ * flow.c (allocate_reg_life_data): Initialize
+ REG_N_THROWING_CALLS_CROSSED.
+ (propagate_one_insn, attempt_auto_inc): Update
+ REG_N_THROWING_CALLS_CROSSED.
+ * global.c (global_alloc): Don't allocate pseudos across
+ calls that may throw.
+
+2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c/18715
+ * c-common.c (c_do_switch_warnings): Look for a node where the enum's
+ value is inbetween the range if we did not find an exact match.
+
+2005-08-22 Aldy Hernandez <aldyh@redhat.com>
+
+ * doc/invoke.texi (Option Summary): Add ms1 options.
+ * doc/extend.texi: Document interrupt handler attribute for ms1.
+ * doc/md.texi: Document ms1 constraints.
+ * config.gcc: Add ms1-*-elf.
+ * config/ms1/ms1.h: New.
+ * config/ms1/ms1.c: New.
+ * config/ms1/ms1.md: New.
+ * config/ms1/ms1-protos.h: New.
+ * config/ms1/ABI.txt: New.
+ * config/ms1/crti.asm: New.
+ * config/ms1/crtn.asm: New.
+ * config/ms1/lib2extra-funcs.c: New.
+ * config/ms1/t-ms1: New.
+ * config/ms1/ms1.opt: New.
+
+2005-08-22 Ira Rosen <irar@il.ibm.com>
+
+ * config/rs6000/altivec.md (xorv4sf3): New.
+ (negv4sf2, neg<mode>2): Likewise.
+
+2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/23485
+ * config/ia64/ia64.md (divsi3): Check divide by zero.
+ (udivsi3): Likewise.
+ (divdi3): Likewise.
+ (udivdi3): Likewise.
+
+2005-08-21 Jakub Jelinek <jakub@redhat.com>
+
+ * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
+ up to elem_bitsize bits, not max_bitsize.
+
+2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
+
+ PR tree-optimization/23433
+ * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
+ REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
+
+2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
+
+ PR tree-optimization/23434
+ * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
+ the iteration bound is not an INTEGER_CST.
+
+2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
+
+ * tree-vect-transform.c (get_initial_def_for_reduction): Set
+ need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
+ NULL if need_epilog_adjust is false.
+ (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
+ Case 3 always peels first itration, not just for PLUS case, and no need
+ to use scalar_initial_def here. Create an epilog adjustment only if
+ scalar_initial_def is not NULL.
+
+ (vectorizable_reduction): Remove assert.
+
+2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/23485
+ * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
+ (__moddi3): Likewise.
+ (__udivdi3): Likewise.
+ (__umoddi3): Likewise.
+ (__divsi3): Likewise.
+ (__modsi3): Likewise.
+ (__udivsi3): Likewise.
+ (__umodsi3): Likewise.
+
+2005-08-20 Jakub Jelinek <jakub@redhat.com>
+
+ * tree-pass.h (TDF_GRAPH): Define.
+ * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
+ * passes.c (finish_optimization_passes): Only call
+ finish_graph_dump_file if TDF_GRAPH is set.
+ (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
+ NULL. Set TDF_GRAPH bit.
+ (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
+
+2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
+
+ * arm.h (arm_stack_offsets): Add locals_base field.
+ * arm.c (arm_get_frame_offsets): Compute it.
+ (thumb_compute_initial_elimination offset): Make the Thumb frame
+ pointer point to the base of the local variables.
+ (thumb_expand_prologue): Update accordingly.
+ (thumb_expand_epilogue): Likewise.
+
+ * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
+ mode of clobbered scratch to DImode. Handle a case that's known to
+ need this.
+
+2005-08-19 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (gt0<mode>): Delete.
+ (gt0<mode>_compare): Delete.
+ (neg_gt0<mode>): Delete.
+
+2005-08-19 Eric Christopher <echristo@apple.com>
+
+ * optabs.h: Change CTI_ to COI_.
+ * optabs.c: Ditto.
+
+2005-08-19 James E Wilson <wilson@specifix.com>
+
+ * builtins.c (expand_builtin_return_addr): Set
+ current_function_accesses_prior_frames when count != 0. Use
+ frame_pointer_rtx when count == 0.
+ * function.h (struct function): Add accesses_prior_frames field.
+ (current_function_accesses_prior_frames): Define.
+ * reload1.c (init_elim_table): Check
+ current_function_accesses_prior_frames.
+ * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
+
+2005-08-19 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
+ indicator. Return true if the flowgraph changed during
+ cleanup.
+
+2005-08-19 Diego Novillo <dnovillo@redhat.com>
+
+ PR 23476
+ * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
+ conditional expression before testing its value.
+
+2005-08-19 Diego Novillo <dnovillo@redhat.com>
+
+ * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
+
+2005-08-19 Devang Patel <dpatel@apple.com>
+
+ PR tree-optimization/23048
+ * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
+ third parameter. Check whether latch is dominated by exit
+ block or not.
+ (if_convertible_loop_p): Supply exit block itself to
+ if_convertible_bb_p.
+
+2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
+
+ PR target/23473
+ * arm.md (arm_load_pic_register): Change argument to the mask of
+ saved registers. Call thumb_find_work_register if we need a
+ scratch register on Thumb.
+ (arm_expand_prologue): Pass empty register set to
+ arm_load_pic_register.
+ (thumb_expand_prologue): Pass live_regs_mask directly to
+ arm_load_pic_register.
+ * arm-protos.h (arm_load_pic_register): Update prototype.
+
+2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
+
+ * sh.c (find_sole_member): New function.
+ (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
+ if the record's alignment is larger than the size of its only member.
+
+2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
+
+ PR target/23436
+ * arm.c (thumb_legitimize_reload_address): New function.
+ * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
+ * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
+
+2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
+
+ * config/crx/crx.c: Implement crx_decompose_address. Reject
+ symbolic displacements since CRX register relative adressing
+ mode can't handle unsigned 32-bit values as displacements.
+ * config/crx/crx.h: Simplify definitions, remove redundant
+ parenthesis and obsolete macros.
+ * config/crx/crx.opt: Add new switch for debugging addresses.
+ * config/crx/crx-protos.h: Add new declarations for above.
+
+2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/20624
+ * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
+ looking past it.
+
+2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * collect2.c (dup2): Delete.
+ * configure.ac: Don't check for dup2.
+
+ * config.in, configure: Regenerate.
+
+2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
+
+ * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
+ record with the type of its only member.
+
+2005-08-18 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
+ define_insn_and_split.
+ (plus_ltu<mode>_compare): Same.
+ (gtu<mode>_compare): Same.
+ (plus_gtu<mode>_compare): Same.
+
+2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
+
+ PR tree-optimization/22228
+ * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
+ todo_flags_start.
+ * tree-vect-transform.c (vect_transform_loop): Mark the variables that
+ are recorded in vect_vnames_to_rename for renaming.
+ * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
+ (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
+ in vect_vnames_to_rename.
+ (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
+ * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
+
+2005-08-18 Jan Hubicka <jh@suse.cz>
+
+ PR c++/22034
+ * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
+ info only for local statics, not for member variables.
+
+2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
+
+2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
+
+2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/16045
+ * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
+
+2005-08-17 James E Wilson <wilson@specifix.com>
+
+ * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
+ array size check.
+
+2005-08-17 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
+ (leu<mode>_compare): Same.
+ (plus_leu<mode>): Same.
+ (neg_leu<mode>): Same.
+ (and_neg_leu<mode): Same.
+ (ltu<mode>_compare): Same.
+ (plus_ltu<mode>): Same.
+ (geu<mode>): Same.
+ (geu<mode>_compare): Same.
+ (plus_geu<mode>): Same.
+ (neg_geu<mode>): Same.
+ (and_neg_geu<mode>): Same.
+ (plus_gt<mode>): Same.
+ (gtu<mode>_compare): Same.
+ (plus_gtu<mode>): Same.
+
+2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
+
+ * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
+ Move call_table_data to end. Delete spurious .text.
+ (callt_save_all_interrupt): Fix comment typo.
+
+2005-08-17 James E Wilson <wilson@specifix.com>
+ Kevin Winchester <winchester@amirix.com>
+
+ PR target/21684
+ * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
+
+2005-08-17 Uros Bizjak <uros@kss-loka.si>
+
+ PR target/23268
+ * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
+ ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
+
+2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
+
+ * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
+ record with the type of its only member if the modes don't match.
+
+ * varasm.c (decode_reg_name): Skip empty additional register names.
+
+2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
+ lsm_tmp_name_length): New.
+ (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
+ (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
+
+2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+ Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config.gcc: Added z9-109 switch.
+ * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
+ "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
+ "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
+ "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
+ "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
+ for "z9_109" cpu attribute.
+ * config/s390/s390.c (z9_109_cost): New processor cost structure.
+ (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
+ (s390_handle_arch_option): Added z9-109 switch.
+ (override_options): Set respective cost function for z9-109.
+ (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
+ (legitimate_reload_constant_p): Accept extended immediates.
+ (print_operand): Three new output modifiers added: k, m and o.
+ (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
+ (s390_output_mi_thunk): Use extended immediate when possible.
+ * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
+ (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
+ (CONSTRAINT_LEN): Added length of O constraint.
+ (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
+ * config/s390/s390.md ("cpu"): New value z9_109 added.
+ ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
+ "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
+ "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
+ "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
+ "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
+ ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
+ "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
+ "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
+ ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
+ "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
+ "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
+ "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
+ "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
+ "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
+ "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
+ immediates.
+ ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
+ "zero_extend<mode>si2"): Allow memory operands and don't manually emit
+ insns for TARGET_EXTIMM.
+
+2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
+
+2005-08-17 Nick Clifton <nickc@redhat.com>
+
+ * config/stormy16/stormy16.c (xstormy16_encode_section_info):
+ Call default_encode_section_info.
+
+2005-08-17 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/21574
+ * tree-ssa-ccp.c (likely_value): If the right hand side is a
+ constant, return CONSTANT.
+ (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
+ (ccp_fold, visit_assignment): Likewise.
+ (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
+
+2005-08-16 James A. Morrison <phython@gcc.gnu.org>
+
+ * c-typeck.c (build_function_call): Call fold_buildN_initializer or
+ fold_buildN instead of buildN then fold_initializer or fold.
+ (build_unary_op): Likewise.
+ (build_binary_op): Likewise.
+ * fold-const.c (fold_initializer): Remove.
+ (fold_build1_initializer): New function.
+ (fold_build2_initializer): New function.
+ (fold_build3_initializer): New function.
+ * tree.h (fold_initializer): Remove.
+ (fold_build1_initializer): New function.
+ (fold_build2_initializer): New function.
+ (fold_build3_initializer): New function.
+
+2005-08-16 James A. Morrison <phython@gcc.gnu.org>
+
+ * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
+ (try_move_mult_to_index): Call fold_build2 instead of build2.
+ (fold_binary): Don't call fold after calls to try_move_mult_to_index.
+ * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
+ fold_binary_to_constant.
+ (infer_loop_bounds_from_undefined): Call fold_build2 instead of
+ fold (build.
+ * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
+ check if A == gcd (A, B). Remove TYPE argument.
+ (analyze_offset) Use fold_build2 instead of fold (build.
+ (create_data_ref): Likewise.
+ (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
+ * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
+ then fold.
+
+2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
+
+ * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
+ ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
+
+2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/23402
+ * gimplify.c (zero_sized_type): New function.
+ (gimplify_modify_expr_rhs): If we have a zero sized type,
+ replace the statement with an empty statement.
+
+2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
+ fxsave.
+
+2005-08-16 Ian Lance Taylor <ian@airs.com>
+
+ * doc/tm.texi (Label Output): Correct typo.
+
+2005-08-16 Steven Bosscher <stevenb@suse.de>
+
+ PR target/23376
+ * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
+ force_operand will work later on using have_insn_for.
+
+2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
+
+2005-08-16 Ian Lance Taylor <ian@airs.com>
+
+ PR c++/23337
+ * gimplify.c (gimplify_init_ctor_eval): If we see an element of
+ vector type, don't try to construct it element by element. Add an
+ assertion that we use a FIELD_DECL when building a COMPONENT_REF.
+
+2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
+
+2005-08-16 Geoffrey Keating <geoffk@apple.com>
+
+ * doc/invoke.texi (Precompiled Headers): Document some more options
+ which are known to be safe.
+
+2005-08-16 James E Wilson <wilson@specifix.com>
+
+ PR tree-optimization/21105
+ * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
+ TREE_OVERFLOW check.
+
+2005-08-16 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
+ (neg_ltu<mode>): Same.
+ (gtu<mode>): Same.
+ (neg_gtu<mode>): Same.
+
+2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
+ (fold_builtin_isdigit): Use fold_buildN.
+ (build_function_call_expr): Likewise.
+ * c-typeck.c (c_finish_loop): Likewise.
+
+2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
+ Richard Shann <rshann@superh.com>
+
+ PR middle-end/20396:
+ * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
+
+2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
+
+2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
+
+ PR target/23355
+ * arm.c (thumb_compute_save_reg_mask): Use similar logic to
+ arm_compure_save_reg0_reg12_mask to determine when the PIC register
+ must be saved.
+
+2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/23369
+ * fold-const.c (build_range_check): Disable optimization for function
+ pointer expressions on targets that require function pointer
+ canonicalization.
+
+2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * simplify-rtx.c (simplify_const_relational_operation): When
+ extracting arguments of a COMPARE, recompute the mode as well.
+
+2005-08-15 Ian Lance Taylor <ian@airs.com>
+
+ * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
+
+2005-08-15 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/mov.md (movqi_op): Immediates can't be moved to
+ the stack.
+ (movsi_splittable): Allow, but split, moves to the stack.
+ * config/m32c/m32c.c (m32c_split_move): Always split moves to the
+ stack.
+
+2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
+ * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
+ * system.h (HOST_PTR_PRINTF): Don't define, poison it.
+
+ * bitmap.c, c-decl.c, config/i386/i386-interix.h,
+ config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
+ Delete HOST_PTR_PRINTF.
+
+ * configure, config.in: Regenerate.
+
+2005-08-15 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (QHSI): New mode macro.
+ (wd): Extend mode attr for QImode and HImode
+ (dbits): New mode attr.
+ (zero_extend<mode>di2): Convert to mode macro.
+
+2005-08-15 Steve Ellcey <sje@cup.hp.com>
+
+ PR target/21841
+ * doc/invoke.texi (-mgnu-ld): Update description.
+ (-mhp-ld): Ditto.
+
+2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
+
+ PR 23391
+ * Makefile.in (tree-chrec.o): Depends on real.h.
+ * tree-chrec.c: Include real.h.
+ (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
+ chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
+ * tree-scalar-evolution.c (add_to_evolution_1,
+ interpret_rhs_modify_expr): Ditto.
+
+2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
+
+ PR 23386
+ * tree-data-ref.c (estimate_niter_from_size_of_data): When
+ step is negative compute the estimation from init downwards to zero.
+
+2005-08-14 James A. Morrison <phython@gcc.gnu.org>
+
+ * fold-const (fold_binary): Call fold_build2 instead of fold (build.
+
+2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
+ constraint.
+ (legitimate_reload_constant_p): Fix handling of lliXX operands.
+ Accept double-word constants that can be split.
+ * config/s390/s390.md ("movti"): Use 'P' constraint.
+ ("*movdi_31", "*movdf_31"): Likewise.
+
+2005-08-14 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/22615
+
+ * tree-ssa-structalias.c (solution_set_add): Handle
+ first_vi_for_offset returning NULL.
+ (do_da_constraint): Ditto.
+ (do_sd_constraint): Ditto.
+ (do_ds_constraint): Ditto
+ (find_func_aliases): Ditto.
+ (build_constraint_graph): RHS is allowed be ANYTHING.
+ (first_vi_for_offset): Return NULL if we couldn't find anything at
+ the offset.
+
+2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
+ over memory as first operand.
+
+2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/23360
+ * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
+ available for setting it.
+
+2005-08-14 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/23320
+ * tree-data-ref.c (base_addr_differ_p): Add comment. Check
+ data-refs' types instead of base object nullness. Add check for
+ pointer type data-refs before first location comparison. Remove
+ assert.
+
+2005-08-14 Andreas Schwab <schwab@suse.de>
+
+ * doc/md.texi (Machine Constraints): Fix misplaced @end table.
+
+2005-08-13 James E Wilson <wilson@specifix.com>
+
+ * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
+ * doc/invoke.texi (-Wstack-protector, -fstack-protector,
+ -fstack-protector-all, --param ssp-buffer-size): Document.
+ (-Wvariadic-macros): Alphabetize.
+ (-fsched-stalled-insns-dep): Add missing 'f'.
+
+ * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
+ macros.
+
+2005-08-13 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
+ or indirect address operand.
+ (EXTRA_ADDRESS_CONSTRAINT): New.
+ * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
+
+2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
+
+ PR tree-optimization/22236
+ * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
+ successors and predecessors.
+ * tree-chrec.c (chrec_convert): Before converting, check that
+ sequences don't wrap.
+ * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
+ (analyze_array): Extern.
+ (find_data_references_in_loop): Remove call to
+ compute_estimated_nb_iterations.
+ * tree-data-ref.h (analyze_array): Declared.
+ * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
+ single_ssa_def_operand, zero_ssa_operands): Fix documentation.
+ * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
+ * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
+ condition.
+ * tree-ssa-loop-ivcanon.c: Fix documentation.
+ * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
+ * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
+ (infer_loop_bounds_from_undefined): New.
+ (estimate_numbers_of_iterations_loop): Use
+ infer_loop_bounds_from_undefined.
+ (used_in_pointer_arithmetic_p): New.
+ (scev_probably_wraps_p): Pass an extra parameter. Call
+ used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
+ (convert_step): Fix documentation.
+ * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
+ Use initial_condition_in_loop_num and evolution_part_in_loop_num
+ instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
+ scev_probably_wraps_p.
+
+2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
+ (s390_register_info): Ignore clobbered_regs information for fixed
+ registers, and only fixed registers.
+ (s390_init_frame_layout): Remove redundant call.
+
+2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
+ description of -Wold-style-casts.
+
+2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
+ Jakub Jelinek <jakub@redhat.com>
+
+ * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
+ * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
+ * config/s390/s390.c (print_operand): New output modifier 'G' added.
+ (get_thread_pointer): Renamed to s390_get_thread_pointer.
+ * config/s390/s390.md (stack_protect_set, stack_protect_test): If
+ TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
+ (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
+ (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
+ ("stack_protect_set", "stack_protect_test"): New expanders.
+ ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
+ "stack_protect_testdi"): New insn definitions.
+
+2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
+
+2005-08-12 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
+
+2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/predicates.md (setmem_operand): New predicate.
+ (shift_count_operand): Accept ANDs with special constants as
+ operand.
+ * config/s390/s390.c (print_shift_count_operand): Skip ANDs
+ with special constants.
+ * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
+ shift_count_operand with setmem_operand.
+
+2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (s390_extract_part, s390_single_part):
+ Type cast added.
+ (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
+ (s390_output_mi_thunk): Don't use lg on 31 bit.
+ * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
+ ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
+
+2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
+ (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
+ s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
+ s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
+ with one of the new macros.
+
+2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
+ Don't set save_return_addr_p.
+ (s390_register_info): Make clobbered_regs not depending on
+ save_return_addr_p.
+
+2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
+ (LINK_COMMAND_SPEC): Add space after %(link_ssp).
+
+2005-08-11 James E. Wilson <wilson@specifix.com>
+
+ * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
+
+2005-08-11 Jakub Jelinek <jakub@redhat.com>
+
+ * dwarf2out.c (add_location_or_const_value_attribute): Prefer
+ locations gathered by var-tracking in single entry loc_list
+ over loc_descriptor_from_tree.
+
+ * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
+ pass it down to loc_descriptor.
+ (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
+ (containing_function_has_frame_base): Move earlier in the file.
+ (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
+ instead of always assuming fbreg can't be used.
+
+2005-08-11 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/altivec.md: Change constraint "m" to "Z".
+ * config/rs6000/predicates.md (indexed_or_indirect_operand):
+ Accept address wrapped in AND for Altivec.
+ * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
+ Strip AND wrapping offset address for Altivec.
+
+2005-08-11 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/23312
+ * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
+ before using TYPE_IS_SIZETYPE.
+
+2005-08-11 Richard Henderson <rth@redhat.com>
+
+ PR target/22225
+ * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
+ insn types not present on ev4.
+ (alphaev5_insn_pipe): Similarly.
+
+2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
+
+ PR target/23250
+ * arm.c (arm_override_options): If the user has selected callee-super-
+ interworking, then enable normal interworking.
+
+2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
+ redefinition.
+
+2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
+
+ * doc/rtl.texi: Fix two typos.
+
+2005-08-11 Richard Guenther <rguenther@suse.de>
+
+ PR target/23289
+ * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
+ cases where we call to/from functions returning void.
+
+2005-08-10 James A. Morrison <phython@gcc.gnu.org>
+
+ PR c++/23225
+ * tree.c (build_pointer_type_for_mode): Robustify.
+
+2005-08-10 James E Wilson <wilson@specifix.com>
+
+ * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
+ (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
+
+ * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
+ "cum->".
+
+2005-08-10 Eric Christopher <echristo@apple.com>
+
+ * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
+ * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
+ V2DFmode.
+
+2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/21887
+ * config/darwin.c (machopic_indirect_data_reference): Use a new register
+ for the high part when generating dynamic-no-pic code.
+
+2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
+ (x86_64-*-linux*): Likewise.
+
+ * config/i386/crtfastmath.c: New file.
+ * config/i386/t-crtfm: Likewise.
+
+ * config/i386/linux.h (ENDFILE_SPEC): New.
+ * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
+
+ * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
+ crtfastmath.o.
+
+2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
+
+ * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
+ (vec_shl, vec_shr): Document new operations.
+ * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
+
+2005-08-10 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/predicates.md (indexed_or_indirect_address): New.
+ * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
+ change predicate to indexed_or_indirect_address.
+
+2005-08-10 Richard Sandiford <richard@codesourcery.com>
+
+ * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
+ * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
+ __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
+ and __aeabi_uwrite8.
+ * config/arm/unaligned-funcs.c: New file.
+ * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
+
+2005-08-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
+ Add dump.
+ * cfglayout.c (pass_insn_locators_initialize): Add dump.
+ * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
+ Add dump.
+ * except.c (pass_convert_to_eh_region_ranges): Add dump.
+ * final.c (pass_shorten_branches): Add dump.
+ * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
+ (pass_life): Rename dump.
+ (rest_of_handle_flow2): Remove initial verify_flow_info.
+ * function.c (pass_instantiate_virtual_regs): Add dump.
+ * integrate.c (pass_initial_value_sets): Add dump.
+ * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
+ * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
+ (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
+ pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
+ (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
+ gate_rtl_unrool_and_peel_loops): New.
+ (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
+ rtl_doloop): Do not look at flags.
+ * mode-switching.c (pass_mode_switching): Add dump.
+ * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
+ pass_split_before_regstack): Add dump.
+ * regmove.c (pass_stack_adjustments): Add dump.
+ * tree-optimize.c (pass_fixup_cfg): Add dump.
+
+2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ PR 23309
+ * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
+ deciding which instruction sequence to use.
+
+2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
+
+ * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
+ BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
+
+2005-08-09 Richard Guenther <rguenther@suse.de>
+
+ * c-common.c (builtin_function_2): Remove.
+ (def_builtin_1): New function.
+ (c_common_nodes_and_builtins): Use def_builtin_1 to
+ build builtin functions.
+
+2005-08-09 Jie Zhang <jie.zhang@analog.com>
+
+ * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
+ * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
+ * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
+ Visual DSP.
+
+2005-08-09 James A. Morrison <phython@gcc.gnu.org>
+
+ * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
+ fold_binary instead of fold_build2 since we don't care about the
+ resulting tree.
+ (loop_niter_by_eval): Likewise.
+ (compare_trees): Likewise.
+ (proved_non_wrapping_p): Likewise.
+
+2005-08-09 James A. Morrison <phython@gcc.gnu.org>
+
+ PR c/23161
+ PR c/23165
+ * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
+ if the if is really empty.
+
+2005-08-09 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/23234
+ * tree-ssa-math-opts.c (place_reciprocal): New enum.
+ (execute_cse_reciprocals_1): Replace the 'phi' argument with an
+ argument of the new enum.
+ (execute_cse_reciprocals): Add reciprocals for function arguments
+ on the unique successor edge of the entry block. Update other calls
+ to execute_cse_reciprocals_1.
+
+2005-08-08 Richard Henderson <rth@redhat.com>
+
+ PR 22439
+ * gimplify.c (gimplify_one_sizepos): Preserve the original type.
+
+2005-08-08 Bob Wilson <bob.wilson@acm.org>
+
+ * expr.c (write_complex_part): Return after handling MEM.
+
+2005-08-08 Josh Conner <jconner@apple.com>
+
+ PR rtl-optimization/23241
+ * combine.c (simplify_comparison): Fix error in determining
+ whether to lift a subreg from comparison.
+
+2005-08-08 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/18506
+ * config/rs6000/altivec.md (vec_init<mode>): New.
+ (vec_set<mode>): New.
+ (vec_extract<mode>): New.
+ * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
+ (rs6000_expand_vector_set): New.
+ (rs6000_expand_vector_extract): New.
+ (rs6000_legitimate_offset_address_p): Offset addresses are valid
+ for Altivec modes before reload.
+ (altivec_expand_vec_init_builtin): New.
+ (get_element_number): New.
+ (altivec_expand_vec_set_builtin): New.
+ (altivec_expand_vec_ext_builtin): New.
+ (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
+ builtins.
+ (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
+ builtins.
+ * config/rs6000/rs6000.h (rs6000_builtins): Add
+ ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
+ ALTIVEC_BUILTIN_VEC_EXT_<mode>.
+ * config/rs6000/rs6000-protos.h: Declare new functions.
+
+2005-08-08 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
+ (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
+ * i386.md (movdi*): Use pic_32bit_operand.
+ * predicates.md (pic_32bit_operand): New.
+
+2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR c++/21166
+ * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
+
+2005-08-07 James A. Morrison <phython@gcc.gnu.org>
+
+ * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
+ (test_for_singularity): Use fold_build2.
+
+2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
+
+2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
+ (COMMON_ASM_OP) Define.
+ * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
+ (ix86_encode_section_info): Likewise.
+ (TARGET_ENCODE_SECTION_INFO): Conditionally define as
+ SUBTARGET_ENCODE_SECTION_INFO.
+
+2005-08-06 Richard Henderson <rth@redhat.com>
+
+ PR 21894
+ * tree-nested.c (convert_local_reference): Save and restore val_only
+ around component_ref and friends. Clear walk_subtrees by default.
+
+2005-08-06 Peter O'Gorman <peter@pogma.com>
+
+ PR 21366
+ * gcc.c (process_command): Check the argument to -b has a dash.
+ * doc/invoke.texi: Update -b and -V docs.
+
+2005-08-06 James E Wilson <wilson@specifix.com>
+
+ * config/mips/cross64.h, config/mips/t-cross64: Delete.
+
+2005-08-06 Michael Matz <matz@suse.de>
+
+ * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
+ member only if only one insn is associated with the value.
+
+2005-08-06 Nick Clifton <nickc@redhat.com>
+
+ * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
+ New define.
+ (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
+ * config/stormy16/stormy16.c (xstormy16_below100_symbol):
+ Check symbol flags instead of symbol name mangling.
+ (xstormy16_asm_output_aligned_common): Likewise. Also
+ simplify code since the bss100_section cass is the only case
+ where the below100 code will be triggered.
+ (xstormy16_encode_section_info): Encode below100 attribute
+ using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
+ the name.
+ (xstormy16_strip_name_encoding): Delete - this function is no
+ longer needed.
+ (TARGET_STRIP_NAME_ENCODING): Undefine.
+ * config/stormy16/stormy16-protos.h: Delete prototype for
+ xstormy16_strip_name_encoding.
+
+2005-08-06 Kazu Hirata <kazu@codesourcery.com>
+
+ * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
+ config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
+ tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
+ config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
+ config/alpha/predicates.md, config/arc/arc.h,
+ config/arm/arm.h, config/arm/ieee754-df.S,
+ config/arm/ieee754-sf.S, config/bfin/bfin.c,
+ config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
+ config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
+ config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
+ config/m68hc11/m68hc11.h, config/mips/mips.c,
+ config/mips/mips.h, config/mips/openbsd.h,
+ config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
+ config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
+ config/rs6000/rs6000.c, config/rs6000/rs6000.h,
+ config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
+ config/sparc/linux.h, config/sparc/linux64.h,
+ config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
+ doc/extend.texi, doc/gcov.texi, doc/install.texi,
+ doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
+ typos. Follow spelling conventions.
+
+2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/23113
+ * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
+ Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
+ specially. Check for side effects only for COND_EXPR.
+ * c-typeck.c (c_finish_stmt_expr): Mark statement expression
+ return with TREE_NO_WARNING.
+
+2005-08-06 Richard Sandiford <richard@codesourcery.com>
+
+ PR rtl-optimization/23233
+ * loop.c (combine_movables): Require the modes to be the same.
+ (move_movables): Remove handling of cases where the replacement
+ had a different mode to the original.
+
+2005-08-05 James A. Morrison <phython@gcc.gnu.org>
+
+ PR tree-optimization/23128
+ * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
+ subtraction wrap, and set TREE_OVERFLOW if they do.
+
+2005-08-05 Richard Henderson <rth@redhat.com>
+
+ PR 21728
+ * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
+ FORCED_LABEL labels.
+
+2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
+
+ PR middle-end/23135
+ * reload.c (find_reloads_subreg_address): Pass down TYPE
+ unchanged. Change all callers except find_reloads_toplev.
+
+2005-08-05 Michael Matz <matz@suse.de>
+
+ * genattrtab.c (current_alternative_string): Remove.
+ (SIMPLIFY_ALTERNATIVE): Ditto.
+ (attr_alt_bit_p): Ditto.
+ (alternative_name): Make const char *.
+ (evaluate_eq_attr): Remove use of above things.
+ (simplify_test_exp): Ditto.
+ (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
+ (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
+
+2005-08-04 James E Wilson <wilson@specifix.com>
+
+ * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
+ config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
+ config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
+ config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
+ (LINK_SPEC): Delete useless %{Wl,*:%*} item.
+
+2005-08-04 Richard Henderson <rth@redhat.com>
+
+ PR 21529
+ * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
+ * params.h (SRA_MAX_STRUCTURE_COUNT): New.
+ * tree-sra.c (decide_block_copy): Use it. Disable element copy
+ if we'd have to instantiate too many members.
+
+2005-08-04 Richard Henderson <rth@redhat.com>
+
+ PR 21291
+ * tree-outof-ssa.c (coalesce_asm_operands): New.
+ (coalesce_ssa_name): Use it. Split out ...
+ (coalesce_phi_operands, coalesce_result_decls): ... these.
+
+2005-08-04 Paul Brook <paul@codesourcery.com>
+
+ * read-rtl.c (read_quoted_string): Break if EOF.
+
+2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree.h (fold_build1): Change to macro and call fold_build1_stat.
+ (fold_build2): Likewise.
+ (fold_build3): Likewise.
+ (fold_build1_stat): New function prototype.
+ (fold_build2_stat): Likewise.
+ (fold_build3_stat): Likewise.
+ * fold-const.c (fold_build1): Rename to ..
+ (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
+ through to build1_stat.
+ (fold_build2): Rename to ..
+ (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
+ through to build2_stat.
+ (fold_build3): Rename to ..
+ (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
+ through to build3_stat.
+
+2005-08-04 David Edelsohn <edelsohn@gnu.org>
+ Ian Lance Taylor <ian@airs.com>
+
+ * function.c (assign_stack_local_1): Do not correct stack slot
+ address if allocation size is smaller than mode size.
+
+2005-08-04 Diego Novillo <dnovillo@redhat.com>
+
+ PR 22037
+ * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
+ (tree_merge_blocks): Propagate anything allowed by
+ may_propagate_copy.
+ Clarify documentation.
+ * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
+ SSA form, schedule an update if necessary.
+
+2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/install.texi (Binaries): Remove broken link to
+ Sinix/Reliant Unix binaries.
+
+2005-08-03 Richard Henderson <rth@redhat.com>
+
+ PR 23221
+ * function.c (stack_protect_epilogue): Export.
+ * tree.h (stack_protect_epilogue): Declare.
+ * calls.c (expand_call): Call it.
+
+2005-08-03 Eric Christopher <echristo@apple.com>
+
+ * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
+ * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
+ spec.
+
+2005-08-04 Jan Hubicka <jh@suse.cz>
+
+ * profile.c (branch_prob): Split edges with goto locus on them
+ to get proper line counts.
+ * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
+
+2005-08-03 Paul Brook <paul@codesourcery.com>
+
+ * function.c (assign_parms): Round current_function_args_size
+ to PARM_BOUNDARY, not STACK_BOUNDARY.
+
+2005-08-03 Geoffrey Keating <geoffk@apple.com>
+
+ * config/i386/i386.c (x86_elf_aligned_common)
+ (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
+
+2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/23157
+ * tree-scalar-evolution.c (scev_const_prop): Unshare trees
+ before emitting them.
+
+2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ PR tree-optimization/19899
+ * Makefile.in (tree-scalar-evolution.o): Add real.h.
+ * tree-scalar-evolution.c: Include real.h.
+ (add_to_evolution): Build constant -1 of correct type.
+
+2005-08-03 Jan Hubicka <jh@suse.cz>
+
+ * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
+ * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
+ profile updating for complette unrolling.
+ * loop-unroll.c (peel_loop_completely): Use it.
+ * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
+ (tree_unroll_loops_completely): Disable code growing unrolling of cold
+ loops.
+
+2005-08-03 Paul Brook <paul@codesourcery.com>
+
+ * combine.c (can_change_dest_mode): New function.
+ (try_combine, simplify_set): Use it.
+
+2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
+ TFmode to BLKmode.
+
+2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/install.texi (Specific): Adjust link to openavr.org.
+ (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
+ (Binaries): Adjust HP-UX Porting Center link.
+ (Binaries): Adjust Free Software Foundation ordering link.
+
+2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * convert.c (convert_to_integer): Use fold_build1 instead of
+ build1 when converting an integer to an integer.
+
+2005-08-02 Richard Henderson <rth@redhat.com>
+
+ * combine.c (combine_instructions): Don't use reg_equal/equiv
+ results if the mode doesn't match.
+
+2005-08-02 Mark Mitchell <mark@codesourcery.com>
+
+ * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
+ * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
+
+2005-08-02 Richard Henderson <rth@redhat.com>
+
+ PR 23196
+ * explow.c (memory_address): Remove special-case for
+ virtual_stack_vars_rtx and virtual_incoming_args_rtx.
+
+2005-08-02 Diego Novillo <dnovillo@redhat.com>
+
+ PR 23164
+ * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
+ number of calls to cleanup_tree_cfg_1.
+
+2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
+
+ * doc/invoke.texi: document file extensions .F90 and .F95
+
+2005-08-02 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
+ positive if its first argument is positive.
+
+2005-08-02 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/23177
+ * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
+ on TMR_TAG.
+
+2005-08-02 James A. Morrison <phython@gcc.gnu.org>
+
+ PR tree-optimization/23129
+ * tree-vrp.c (extract_range_from_binary_expr): Set value range to
+ varying for divisions with anti-ranges.
+
+2005-08-02 Jan Hubicka <jh@suse.cz>
+
+ * tree-ssa-dom.c (thread_across_edge): Remove updating here.
+ * tree-ssa-threadupdate.c (thread_block): Add it here.
+
+2005-08-01 James E Wilson <wilson@specifix.com>
+
+ * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
+ TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
+ * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
+ New.
+ * config/mips/predicates.md (const_call_insn_operand): Add check for
+ SYMBOL_REF_LONG_CALL_P.
+ * doc/extend.texi (long_call): Document the new attribute.
+
+2005-08-01 Ian Lance Taylor <ian@airs.com>
+ Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (RTL_BASE_H): Add real.h.
+ * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
+ instead of memcpy.
+ * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
+ directly.
+ * rtl.c (rtl_check_failed_code_mode): New.
+ * rtl.h (struct rtx_def): Add u.rv.
+ (XCMWINT, XCNMPRV): New.
+ (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
+ (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
+
+2005-08-01 Richard Henderson <rth@redhat.com>
+
+ * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
+ with auto-inc codes.
+
+ * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
+
+2005-08-01 Jan Hubicka <jh@suse.cz>
+
+ * i386-protos.h (asm_preferred_eh_data_format): Declare.
+ * i386.c: Include dwarf2.h
+ (asm_preferred_eh_data_format): New.
+ * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
+
+2005-08-01 Ian Lance Taylor <ian@airs.com>
+
+ * config/host-linux.c (linux_gt_pch_get_address): Add new name
+ randomize_va_space for virtual address randomization control.
+
+2005-08-01 Steven Bosscher <stevenb@suse.de>
+
+ * common.opt (flag_ipa_cp): Put in right place to maintain
+ alphabetic sort.
+
+2005-08-01 Jan Hubicka <jh@suse.cz>
+
+ * profile.c (compute_value_histograms): Fix thinko.
+ * value-prof.c: Include toplev.h
+ (check_counter): New function.
+ (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
+ tree_mod_subtract_transform): Add sanity check.
+
+2005-08-01 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/23133
+ * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
+ current functions parameter decls to find defs to cse
+ reciprocals of.
+
+2005-08-01 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/23109
+ * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
+ If trapping math is in effect, use post-dominator information
+ to check if we'd in any case reach a trapping point before
+ doing the reciprocal insertion.
+ (execute_cse_reciprocals): Compute post-dominators, if necessary.
+ * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
+ expressions are invariant only if trapping math is not in effect.
+
+2005-08-01 Razya Ladelsky <razya@il.ibm.com>
+
+ * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
+ cgraph_function_versioning): New declarations.
+ * cgraphunit.c: Add include to ipa-prop.h.
+ (update_call_expr, cgraph_copy_node_for_versioning,
+ cgraph_function_versioning): New functions.
+ * integrate.c (copy_decl_for_inlining): Remove.
+ * ipa-prop.h (ipa_replace_map): New struct.
+ (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
+ * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
+ ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
+ ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
+ ipcp_iterate_stage, ipcp_method_scale_print,
+ ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
+ ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
+ ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
+ ipcp_update_bb_counts, ipcp_update_profiling,
+ ipcp_update_edges_counts): New functions.
+ (ipcp_method_cval_init): Remove restriction regarding local methods.
+ (ipcp_init_stage): Add ipcp_method_compute_scale.
+ (ipcp_insert_stage): Add versioning.
+ (ipcp_structures_print): Add ipcp_method_scale_print.
+ (ipcp_driver): Dump profiling info.
+ * Makefile.in: Remove integrate.h dependency from tree-inline.o.
+ Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
+ * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
+ (struct inline_data): Add versioning_p, ipa_info, new fields.
+ (remap_decl, mark_local_for_remap_r, setup_one_parameter,
+ declare_return_variable): Replace calls to copy_decl_for_inlining with
+ copy_decl_for_dup.
+ (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
+ versioning support.
+ (copy_decl_for_dup): Rename from copy_decl_for_inlining.
+ Add argument VERSIONING.
+ (copy_arguments_for_versioning, copy_static_chain,
+ function_versionable_p, tree_versionable_function_p,
+ tree_function_versioning, replace_ref_tree): New functions.
+ * tree-inline.h: Include varray.h.
+ (tree_versionable_function_p, tree_function_versioning,
+ tree copy_decl_for_dup): New declarations.
+
+2005-08-01 Razya Ladelsky <razya@il.ibm.com>
+
+ * ipa-cp.c: New file. Contains IPCP specific functionality.
+ * ipa-prop.h: New file. Contains structures/definitions that can be
+ used by several interprocedural data flow optimizations (and also IPCP).
+ * ipa-prop.c: New file.
+ * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
+ * common.opt: Add ipa-cp flag.
+ * timevar.def: Add IPCP optimization.
+ * tree-optimize.c (init_tree_optimization_passes): Schedule
+ pass_ipa_cp.
+ * tree-pass.h (pass_ipa_cp): Declare.
+
+2005-08-01 Kazu Hirata <kazu@codesourcery.com>
+
+ * dwarf2out.c, fold-const.c, ipa-type-escape.c,
+ loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
+ tree-sra.c, config/arm/arm.c, config/crx/crx.c,
+ config/i386/i386.c, config/mips/mips.h,
+ config/rs6000/rs6000.h, config/sh/sh.c,
+ config/stormy16/stormy16.c: Fix comment typos.
+
+2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/22311
+ * c-typeck.c (build_binary_op): Use common_type wrapper on
+ shortened types.
+ (common_type): Update comment.
+
+2005-07-31 Steven Bosscher <stevenb@suse.de>
+
+ PR target/23095
+ * common.opt (flag_gcse_after_reload): Don't initialize to 2.
+ (flag_rerun_cse_after_loop): Initialize this to 2 instead.
+ * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
+
+2005-07-31 Jan Hubicka <jh@suse.cz>
+
+ * pretty-print.h (pp_widest_integer): New macro.
+ * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
+ counts.
+
+2005-07-31 Jan Hubicka <jh@suse.cz>
+
+ * output.h (enum section_category): Export from varasm.c
+ (categorize_decl_for_section): Likewise.
+ * varasm.c (enum section_category): Kill.
+ (categorize_decl_for_section): Make global.
+ * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
+ Declare.
+ * i386.c (ix86_section_threshold): New static variable.
+ (ix86_in_large_data_p, ix86_encode_section_info,
+ x86_64_elf_unique_section,
+ x86_64_elf_select_section): New functions.
+ (TARGET_ENCODE_SECTION_INFO): Define
+ (override_options): Enable medium model for PIC.
+ (ix86_expand_prologue): Expand gen_set_got_rex64.
+ (legitimate_constant_p): Handle new UNSPECs.
+ (legitimate_pic_address_disp_p): Likewise.
+ (legitimize_pic_address): Lower MEDIUM model addressing.
+ * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
+ (enum cmodel): Add MEDIUM_PIC.
+ (SYMBOL_REF_FAR_ADDR_P): New macro.
+ (SYMBOL_FLAG_FAR_ADDR): New flag.
+ * i386.md (movdi): Support medium model.
+ (set_got_rex64): New pattern.
+ * i386.opt (mlarge-data-threshold): New flag.
+ * predicates.md (zext_operand/sext_operand): Deal with medium model.
+ * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
+ (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
+ TARGET_ASM_UNIQUE_SECTION): New.
+
+ * invoke.texi (-mlarge_data_threshold): Document
+
+2005-07-31 Jan Hubicka <jh@suse.cz>
+
+ * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
+ (coalesce_vars): Likewise.
+ * tree-ssa-live.c (coalesce_cost): New.
+ (build_tree_conflict_graph): Use coalesce_cost.
+ * tree-ssa-live.h (coalesce_cost): Declare.
+
+2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
+
+ * arm.md (all peepholes for post-increment operations): Delete.
+ (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
+ (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
+ (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
+ (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
+ (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
+
+2005-07-30 James A. Morrison <phython@gcc.gnu.org>
+
+ * fold-const.c (tree_expr_nonnegative_p): Always return true for
+ non-integral types.
+
+2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
+
+ PR target/22582
+ * doc/invoke.texi: Document -rdynamic.
+
+2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/23143
+ * c-parser.c (c_parser_parms_list_declarator): Call
+ mark_forward_parm_decls.
+ * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
+ decls with visibility structure.
+
+2005-07-30 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
+
+2005-07-30 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
+ prototype.
+ * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
+ value for mode.
+ * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
+
+2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/529
+ * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
+ nested function declarators.
+ (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
+ (grokparms): Call warn_if_shadowing for parameters used within the
+ parameter list.
+ (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
+ not used within the parameter list.
+ (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
+
+2005-07-30 Jan Hubicka <jh@suse.cz>
+
+ * expr.c (expand_expr_real_1): Do not load mem targets into register.
+ * i386.c (ix86_fixup_binary_operands): Likewise.
+ (ix86_expand_unary_operator): Likewise.
+ (ix86_expand_fp_absneg_operator): Likewise.
+ * optabs.c (expand_vec_cond_expr): Validate dest.
+
+2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/21720
+ * real.c (real_from_string): Also set last bit if there is a
+ nonzero hex digit beyond GCC's internal precision after ".".
+
+2005-07-29 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/altivec.md: Convert UNSPEC numerical values to
+ define_constants. Change duplicate values to unassigned numbers.
+ Change UNSPEC_SUBS to UNSPEC_VSUBS.
+ (*altivec_vspltsf): New.
+ (altivec_vperm_v4sf): Delete.
+ (altivec_vperm_<mode>): Use mode macro V.
+ (altivec_vsldoi_<mode>): Convert to mode macro pattern.
+ (altivec_predicate_v4sf): Delete.
+ (altivec_predicate_<mode>): Use mode macro V.
+ (*altivec_lvesfx): New.
+ (*altivec_stvesfx): New.
+ (vec_realign_load_v4sf): Delete.
+ (vec_realign_load_<mode>): Use mode macro V.
+ * config/rs6000/rs6000.c (generate_set_vrsave): Use
+ UNSPECV_SET_VRSAVE.
+
+2005-07-29 Mark Mitchell <mark@codesourcery.com>
+
+ PR bootstrap/23131
+ * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
+ string.
+ * configure: Regenerated.
+
+2005-07-29 Paul Brook <paul@codesourcery.com>
+
+ * doc/install.texi: Add link to GFortran binaries wiki page.
+
+2005-07-29 David Ung <davidu@mips.com>
+
+ * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
+ (mips_rtx_cost_data): Add costs for 5kc and 5kf.
+ * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
+ * config/mips/mips.md (cpu): Add 5kf name.
+ (includes): Includes 5k.md.
+ * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
+ * doc/invoke.texi (MIPS Options): Updated cpu name supported with
+ -march flag.
+
+2005-07-29 Diego Novillo <dnovillo@redhat.com>
+
+ PR 22550
+ * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
+ (cleanup_tree_cfg): ... here.
+ Call cleanup_tree_cfg_1 until there are no more cleanups to
+ do.
+
+2005-07-29 James A. Morrison <phython@gcc.gnu.org>
+
+ * tree-vrp.c (compare_range_with_value): Return true or false
+ for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
+ EQ_EXPR respectively.
+
+2005-07-29 Kazu Hirata <kazu@codesourcery.com>
+
+ * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
+ Fix comment typos.
+
+2005-07-29 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
+ (tree_ssa_dominator_optimize): Increment it.
+ (dump_dominator_optimization_stats): Print it.
+
+2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
+ Steven Bosscher <stevenb@suse.de>
+
+ PR rtl-optimization/23117
+ * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
+ when head == tail. Tidy comment.
+
+2005-07-28 Richard Henderson <rth@redhat.com>
+
+ * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
+ * cselib.c (rtx_equal_for_cselib_p): Likewise.
+ * jump.c (rtx_renumbered_equal_p): Likewise.
+ * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
+ CONST_INT and CONST_DOUBLE.
+ (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
+ * reload.c (operands_match_p): Special case CONST_INT and
+ CONST_DOUBLE; check mode earlier.
+
+2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/22240
+ * c-typeck.c (convert_for_assignment): Do not check
+ DECL_IN_SYSTEM_HEADER on NULL fundecl.
+
+2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/22192
+ * c-typeck.c (composite_type): Prefer constant size arrays to
+ VLAs.
+
+2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/21720
+ * real.c (real_from_string): Set last bit if there is a nonzero
+ hex digit beyond GCC's internal precision.
+
+2005-07-28 Richard Henderson <rth@redhat.com>
+
+ PR rtl-opt/22619
+ * cfgcleanup.c (try_forward_edges): Watch out for end of
+ insn chain.
+
+2005-07-28 James E Wilson <wilson@specifixinc.com>
+
+ PR c/23106
+ * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
+
+2005-07-28 Jan Hubicka <jh@suse.cz>
+
+ * Makefile.in (rtl-profile.o): Kill all traces of it.
+ * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
+ * coverage.h (rtl_coverage_counter_ref): Kill.
+ * opts.c (flag_speculative_prefetching_set): Kill.
+ (flag_loop_optimize_set): New.
+ (common_handle_option): Disable loop optimizer when profiling;
+ do not handle speculative prefetching.
+ * passes.c (init_optimization_passes): Replace pass_profiling combo
+ by branch_prob pass.
+ * profile.c (compute_value_histograms): Update for simplified value
+ profiles.
+ (rtl_register_profile_hooks): Kill.
+ (pass_profiling): Kill.
+ (rest_of_handle_branch_prob): Do not profile.
+ * toplev.c (process_options): Remove speculative prefetching.
+ * toplev.h (flag_tree_based_profiling): Kill.
+ * tree-profile.c (prepare_instrumented_value,
+ tree_gen_interval_profiler, tree_gen_pow2_profiler,
+ tree_gen_one_value_profiler, do_tree_profiling): Update for
+ simplified datastructures.
+ * value-prof.c: Add comment that speculative prefetching was dropped;
+ update rest of file for simplified datastructures.
+ (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
+ rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
+ find_mem_reference_1, find_mem_reference_2, find_mem_reference,
+ rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
+ rtl_mod_subtract, gen_speculative_prefetch,
+ rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
+ rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
+ (gate_handle_value_profile_transformations,
+ rest_of_handle_value_profile_transformations,
+ pass_value_profile_transformations): Kill.
+ * value-prof.h (histogram_value_t): Remove IL based unions.
+ (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
+ rtl_profile_hooks): Remove hooks.
+
+ * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
+
+ * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
+ (cgraph_clone_node): Likewise.
+ * cgraph.h (cgraph_clone_edge): Update prototype.
+ (cgraph_clone_node): Likewise.
+ * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
+ cgraph_clone_node.
+ (lookup_recursive_calls): Consider profile.
+ (cgraph_decide_recursive_inlining): Fix updating; use new
+ probability argument; use profile.
+ * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
+ * tree-inline.c (copy_bb): Update clal of clone_edge.
+ * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
+
+ * invoke.texi (min-inline-recursive-probability): Document.
+
+2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/install.texi (Configuration): Update Valgrind homepage.
+
+2005-07-28 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/21362
+ * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
+ labels we want to delete.
+ (cfg_layout_merge_blocks): Likewise.
+
+2005-07-28 Richard Henderson <rth@redhat.com>
+
+ PR target/17692
+ * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
+ when expanding to nothing.
+
+2005-07-28 Josh Conner <jconner@apple.com>
+
+ * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
+ (cgraph_decide_inlining_of_small_functions): Likewise.
+
+2005-07-28 Josh Conner <jconner@apple.com>
+
+ * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
+ direction of badness if negative.
+ (cgraph_default_inline_p): Add reason to parameters, and assign it
+ a value.
+ (cgraph_decide_inlining_of_small_functions): New parameter in call
+ to cgraph_default_inline_p.
+ (cgraph_decide_inlining_incrementally): Likewise.
+ * cgraphunit.c (decide_is_function_needed): Likewise.
+ * cgraph.h (cgraph_default_inline_p): Likewise.
+
+2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * builtins.c: Fix comment typo(s).
+ * genautomata.c: Likewise.
+ * gimplify.c: Likewise.
+ * tree-dfa.c: Likewise.
+ * tree-flow-inline.h: Likewise.
+ * tree-into-ssa.c: Likewise.
+ * tree-ssa-alias.c: Likewise.
+ * tree-ssa-ccp.c: Likewise.
+ * tree-ssa-copy.c: Likewise.
+ * tree-ssa-dce.c: Likewise.
+ * tree-ssa-dom.c: Likewise.
+ * tree-ssa-operands.c: Likewise.
+ * tree-tailcall.c: Likewise.
+ * tree-vectorizer.c: Likewise.
+ * tree-vrp.c: Likewise.
+ * tree.c: Likewise.
+
+2005-07-28 Jeff Law <law@redhat.com>
+
+ * tree-vrp.c (test_for_singularity): Extracted from ...
+ (simplify_cond_using_ranges): Attempt to simplify a relational
+ test to NE_EXPR. Dump information when a COND_EXPR is simplified.
+
+2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
+
+ PR tree-optimization/22506
+ * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
+ phis whose argument is constant.
+
+2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
+
+ PR rtl-optimization/18992
+ Back out this patch:
+ 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+ PR optimization/12142
+ * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
+ uses of the register in the SET_SRC. Remove unnecessary argument.
+
+ Replace it with this:
+ * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
+ if flag_non_call_exceptions is set and the insn may trap, pass
+ pc_rtx as dest for recursion.
+ In SET_SRC part of SET case, if dest is already set, pass it down
+ unchanged.
+
+2005-07-28 Jan Hubicka <jh@suse.cz>
+
+ * cfg.c (update_bb_profile_for_threading): Use RDIV.
+ (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
+ (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
+ roundoff errors.
+ * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
+ profile when available.
+
+2005-07-28 Jan Beulich <jbeulich@novell.com>
+
+ * config/ia64/ia64.c (ia64_load_pair_ok): New.
+ (ia64_print_operand): Describe and handle 'X'.
+ (ia64_register_move_cost): Also handle FP_REGS.
+ (ia64_preferred_reload_class): Likewise.
+ (ia64_secondary_reload_class): Likewise.
+ (ia64_dependencies_evaluation_hook): New local variable c. Initialize
+ it. Also check for ITANIUM_CLASS_FLDP.
+ * config/ia64/ia64.h (FP_REGNO_P): New.
+ (HARD_REGNO_MODE_OK): Remove explusion of TImode.
+ (reg_class): Add FP_REGS.
+ (REG_CLASS_NAMES): Adjust for it.
+ (REG_CLASS_CONTENTS): Likewise.
+ (REGNO_REG_CLASS): Use FP_REGS where appropriate.
+ (REG_CLASS_FROM_LETTER): Handle 'x'.
+ (CLASS_MAX_NREGS): Handle FP_REGS.
+ (MEMORY_MOVE_COST): Likewise.
+ * config/ia64/ia64.md (itanium_class): Add fldp.
+ (type): Handle fldp.
+ (movti_internal): More allowable operand combinations. Use ldfp8 when
+ splitting unnecessary. Remove predicable attribute. Adjust
+ itanium_class attribute.
+ (smuldi3_highpart): Remove outdated comment.
+ (mulditi3, umulditi3, rotlti3): New expanders.
+ (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
+ (absti2): Disabled new insn for future reference.
+ Respective new splitters.
+ * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
+ * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
+ * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
+
+2005-07-25 James A. Morrison <phython@gcc.gnu.org>
+
+ PR rtl-optimization/23047
+ * simplify-rtx.c (simplify_const_relational_operation): Respect
+ flag_wrapv for comparisons with ABS.
+
+2005-07-27 James A. Morrison <phython@gcc.gnu.org>
+
+ PR tree-optimization/22493
+ * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
+ VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
+
+2005-07-27 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/frv/frv.opt (moptimize-membar): New.
+
+ * doc/invoke.texi: Document -moptimize-membar and its inverse.
+
+ * config/frv/frv.h: Remove machine_function definition.
+
+ * config/frv/frv.c (struct frv_io): New.
+ (struct machine_function): Moved from frv.h. Add has_membar_p.
+ (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
+ (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
+ (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
+ (frv_optimize_membar_global, frv_optimize_membar): New functions.
+ (frv_reorg): Call frv_optimize_membar when appropriate.
+ (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
+ (frv_expand_builtin): Adjust calls accordingly.
+ (frv_io_address_cookie): New function.
+ (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
+ load or store rather than a special insn. Add ccnstant address and
+ io-type operands to the membar.
+ (frv_ifcvt_modify_tests): Unsign regno.
+ (frv_ifcvt_modify_tests): Same.
+
+ * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
+ UNSPEC_OPTIONAL_MEMBAR constant.
+ (builtin_read_<mode>): Delete.
+ (builtin_write_<mode>): Delete.
+ ("optional_membar_<mode>"): Add operand.
+
+ * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
+ * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
+ * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
+ * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
+ * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
+ * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
+ * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
+ * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
+ * testsuite/gcc.target/frv/all-read-write-1.c: New.
+
+2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * df.c (df_uses_record): Handle SCRATCH.
+
+2005-07-28 Steven Bosscher <stevenb@suse.de>
+
+ PR debug/20161
+ * passes.c (rest_of_decl_compilation): If decl is a type and
+ we have encountered errors, don't emit debug information.
+
+2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * params.def: Fixed comment.
+
+2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
+
+ PR target/19885
+ * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
+ (TARGET_ASM_UNALIGNED_HI_OP): Add.
+ (TARGET_ASM_UNALIGNED_SI_OP): Add.
+
+2005-07-27 Steven Bosscher <stevenb@suse.de>
+
+ PR c++/22003
+ * varasm.c (assemble_start_function): Don't do anything that may
+ require a CFG if the current function is a thunk.
+
+2005-07-25 Geoffrey Keating <geoffk@apple.com>
+
+ * doc/install.texi (Prerequisites): Mention that perl is needed
+ to do export control in libstdc++ targetting Darwin.
+
+2005-07-27 Steven Bosscher <stevenb@suse.de>
+
+ PR rtl-optimization/17808
+ * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
+ (sched_insns_conditions_mutex_p): Split out from...
+ (add_dependence): ...here. But don't call it from here.
+ (add_dependence_list): Check sched_insns_conditions_mutex_p
+ before calling add_dependence.
+ (add_dependence_list_and_free): Likewise.
+ (fixup_sched_groups): Likewise.
+ (sched_analyze_1): Likewise.
+ (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
+ (sched_analyze): Likewise.
+ (sched_analyze_insn): Likewise.
+ * sched-ebb.c (add_deps_for_risky_insns): Likewise.
+ * sched-rgn.c (add_branch_dependences): Likewise. Also, add
+ dependencies on all COND_EXEC insns to jumps ending basic blocks
+ when doing intrablock scheduling.
+ * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
+
+2005-07-27 Jeff Law <law@redhat.com>
+
+ * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
+ meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
+ equivalency sets, correctly handle the case were vr0 has an
+ equivalency set, but vr1 does not.
+
+2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
+
+ PR tree-optimization/23073
+ * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
+ vect_print_dump_info before fprintf.
+
+2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimize/22348
+ * tree-ssa-loop-niter.c (number_of_iterations_cond):
+ Fold the partial computation.
+
+2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/22325
+ * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
+ Declare.
+ * tree-scalar-evolution.c (scev_const_prop): Add generic final
+ value replacement.
+ * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
+ (force_var_cost): ... this function.
+ (compute_phi_arg_on_exit): Export.
+
+2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/20773
+ * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
+ edge.
+
+2005-07-27 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (push_fields_onto_fieldstack):
+ Avoid pushing again if current struct contains only
+ fields we decomposed.
+
+2005-07-27 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/22574
+ * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
+ not available.
+
+ * tree-tailcall.c (decrease_profile): New function.
+ (eliminate_tail_call): Use it.
+
+ * cgraphunit.c (cgraph_function_and_variable_visibility): Set
+ visibility flags correctly in whole program mode.
+
+2005-07-26 Steve Ellcey <sje@cup.hp.com>
+
+ PR rtl-optimization/22472
+ * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
+
+2005-07-26 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/22504
+ * tree-complex.c (expand_complex_addition): Use 'code' instead
+ of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
+
+2005-07-26 Aldy Hernandez <aldyh@redhat.com>
+
+ * config.gcc (cpu_type): Add frv case.
+ (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
+ (supported_defaults): Add fr550 case.
+
+2005-07-26 Diego Novillo <dnovillo@redhat.com>
+
+ PR 22591
+ * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
+ whether a pointer of type T * may point to objects of type T *.
+
+2005-07-26 DJ Delorie <dj@redhat.com>
+
+ * configure: Regenerate.
+
+2005-07-26 Dale Johannesen <dalej@apple.com>
+
+ * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
+
+2005-07-26 Mark Mitchell <mark@codesourcery.com>
+
+ * doc/install.texi (--with-build-sysroot): Fix grammatical error.
+ Clarify use of "build" in name.
+
+2005-07-26 Aldy Hernandez <aldyh@redhat.com>
+
+ * doc/extend.texi (Raw read/write Functions): New section.
+ * testsuite/gcc.target/frv/all-builtin-read8.c: New.
+ * testsuite/gcc.target/frv/all-builtin-read16.c: New.
+ * testsuite/gcc.target/frv/all-builtin-read32.c: New.
+ * testsuite/gcc.target/frv/all-builtin-read64.c: New.
+ * testsuite/gcc.target/frv/all-builtin-write8.c: New.
+ * testsuite/gcc.target/frv/all-builtin-write16.c: New.
+ * testsuite/gcc.target/frv/all-builtin-write32.c: New.
+ * testsuite/gcc.target/frv/all-builtin-write64.c: New.
+ * config/frv/frv.c: Add bdesc_loads global.
+ Add bdesc_stores global.
+ (frv_init_builtins): Add support for __builtin_{read/write}*.
+ (frv_volatile_memref): New.
+ (frv_expand_load_builtin): New.
+ (frv_expand_store_builtin): New.
+ * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
+ FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
+ FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
+ FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
+ * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
+ UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
+ (builtin_read_<mode>): New.
+ (builtin_write_<mode>): New.
+ (builtin_write64): New.
+ (optional_membar_<mode>): New.
+
+2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
+
+ * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
+ (rather than units) against HOST_BITS_PER_WIDE_INT.
+
+2005-07-26 Kazu Hirata <kazu@codesourcery.com>
+
+ * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
+ ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
+ ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
+ config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
+ FSF address.
+
+ * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
+ tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
+ config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
+ comment typos.
+ * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
+
+2005-07-26 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/22486
+ * fold-const.c (fold_unary): Fold away useless component
+ references of the form (T *)&T.x, if the address
+ doesn't change.
+
+2005-07-25 James E Wilson <wilson@specifixinc.com>
+
+ * dwarf2out.c (add_call_src_coords_attributes): New.
+ (gen_inlined_subroutine_die): Call it.
+ (maybe_emit_file, init_file_table): Add comments.
+ (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
+ maybe_emit_file.
+ * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
+ (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
+ * tree.h (BLOCK_SOURCE_LOCATION): New.
+ (struct tree_block): New field locus.
+
+2005-07-26 Andreas Schwab <schwab@suse.de>
+
+ PR rtl-optimization/23043
+ * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
+ when allocating a struct unoccr.
+
+2005-07-25 Richard Henderson <rth@redhat.com>
+
+ PR 22626
+ * tree-complex.c (gate_no_optimization): True if errors.
+ * Makefile.in (tree-complex.o): Update dependencies.
+
+2005-07-25 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/frv/predicates.md (integer_register_operand): Use
+ GPR_AP_OR_PSEUDO_P.
+
+2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/22484
+ * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
+ after fold.
+ * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
+
+2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
+ types when flag_unsafe_math_optimizations is true.
+
+2005-07-25 Mark Mitchell <mark@codesourcery.com>
+
+ * gcc.c (option_map): Add --sysroot.
+ (process_command): Handle --sysroot.
+ (display_help): Document it.
+ * doc/cppopts.tex (-isysroot): Document.
+ * doc/invoke.texi (--sysroot): Document.
+ * doc/install.texi (--with-build-sysroot): Document.
+
+ * Makefile.in (inhibit_libc): New variable.
+ (INHIBIT_LIBC_CFLAGS): Likewise.
+ (LIBGCC2_CFLAGS): Include
+ $(INHIBIT_LIBC_CFLAGS).
+ (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
+ ($(T)crtbegin.o): Do not use @inhibit_libc@.
+ ($(T)crtend.o): Likewise.
+ ($(T)crtbeginS.o): Do not use @inhibit_libc@.
+ ($(T)crtendS.o): Likewise.
+ ($(T)crtbeginT.o): Do not use @inhibit_libc@.
+ ($(T)crtendT.o): Likewise.
+ (stmp-fixinc): Do not complain about missing headers if
+ inhibit_libc.
+ * configure.ac (inhibit_libc): Set it to true/false.
+ (--with-build-sysroot): New option. Use it to set
+ SYSTEM_HEADER_DIR.
+ * configure: Regenerated.
+
+2005-07-25 Manfred Hollstein <mh@suse.com>
+
+ * calls.c (store_one_arg): Fix unsigned comparison warning.
+
+2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
+
+ PR other/22337
+ * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
+ (ggc_print_statistics): Initialize variable before use.
+
+2005-07-25 Richard Guenther <rguenther@suse.de>
+
+ * tree-dfa.c (mark_new_vars_to_rename): Protect against
+ calling with a PHI_NODE argument.
+
+ * tree-flow-inline.h (overlap_subvar): Protect against
+ possible overflow.
+
+2005-07-25 Paolo Bonzini <bonzini@gnu.org>
+
+ * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
+ * configure: Regenerate.
+
+2005-07-25 Ira Rosen <irar@il.ibm.com>
+
+ * expr.c (highest_pow2_factor): Make extern.
+ * tree-data-ref.c (ptr_decl_may_alias_p): New function.
+ (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
+ record_array_differ_p, array_ptr_differ_p): Likewise.
+ (base_object_differ_p): Rename (from array_base_name_differ_p). Support
+ additional cases. Call the above functions.
+ (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
+ base_object_differ_p when there are two base objects. Otherwise, compare
+ base address and offset. Call may_alias_p.
+ (dump_data_reference): Use a correct field name.
+ (analyze_array): Make static. Initialize new data-ref fields.
+ (analyze_indirect_ref): New function.
+ (init_data_ref): Initialize new data-ref fields.
+ (strip_conversion): Moved from tree-vect-analyze.c.
+ (analyze_offset_expr, get_ptr_offset, address_analysis,
+ object_analysis): Likewise.
+ (analyze_offset): New function.
+ (create_data_ref): Likewise.
+ (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
+ dimensions for ARRAY_REFs only.
+ (build_classic_dist_vector): Make static.
+ (access_functions_are_affine_or_constant_p): Call macro to get the
+ address of access functions.
+ (compute_all_dependences): Add new parameter
+ compute_self_and_read_read_dependences. Compute self and read-read
+ dependences if it is true.
+ (find_data_references_in_loop): Call create_data_ref. Initialize new
+ data-ref fields.
+ (compute_data_dependences_for_loop): Add new parameter
+ compute_self_and_read_read_dependences. Remove parameter nb_loops,
+ compute nb_loops. Call compute_all_dependences,
+ build_classic_dist_vector and build_classic_dir_vector with correct
+ parameters.
+ (analyze_all_data_dependences): Call compute_data_dependences_for_loop
+ with correct parameters. Compare dimensions for ARRAY_REFs only.
+ (free_data_refs): Call macro to free access functions.
+ * tree-data-ref.h (struct first_location_in_loop): New structure. Move
+ fields from stmt_vinfo.
+ (struct base_object_info): New structure.
+ (struct data_reference): Move fields to base_object_info. Add fields
+ first_location and object_info for above structures. Move fields from
+ stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
+ aligned_to. Add macros to access the new fields.
+ Update functions declarations.
+ * tree-flow.h (is_aliased_with): Declare.
+ * tree-loop-linear.c (linear_transform_loops): Call
+ compute_data_dependences_for_loop with correct parameters.
+ * tree-ssa-alias.c (is_aliased_with): New function.
+ * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
+ (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
+ (vect_analyze_data_ref_dependence): Get ddr. Remove call to
+ vect_base_addr_differ_p, compute_subscript_distance and
+ build_classic_dist_vector. Add printings. Check absolute value of
+ distance.
+ (vect_analyze_data_ref_dependences): Go through ddrs instead of
+ data-refs.
+ (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
+ stmt. Check aligned_to. Check if the base is aligned. Remove conversion
+ to bytes. Add printing.
+ (vect_compute_data_refs_alignment): Go through loads and stores in one
+ loop.
+ (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
+ vect_analyze_data_ref_access): Likewise.
+ (vect_analyze_pointer_ref_access): Remove.
+ (vect_address_analysis, vect_object_analysis): Likewise.
+ (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
+ and analyze data-refs in the loop.
+ * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
+ fields of data-ref instead of stmt. Add init to the offset from the
+ base.
+ (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
+ (vect_update_init_of_dr): Likewise.
+ (vect_update_inits_of_drs): Go through loads and stores in one loop.
+ * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
+ removed fields.
+ (new_loop_vec_info): Initialize new fields.
+ (destroy_loop_vec_info): Free new fields.
+ (vect_strip_conversion): Remove.
+ * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
+ (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
+ datarefs. Add new field ddrs.
+ Add macros for the new fields access.
+ (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
+ base_aligned_p, misalignment, memtag, ptr_info and subvars.
+ Remove their macros.
+ * tree.h (highest_pow2_factor): Declare.
+
+2005-07-25 Jakub Jelinek <jakub@redhat.com>
+
+ * calls.c (store_one_arg): Check for sibling call MEM arguments
+ from already clobbered incoming argument area.
+
+2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c-common.c (check_missing_format_attribute): New.
+ * c-common.h (check_missing_format_attribute): Likewise.
+ * c-typeck.c (convert_for_assignment): Use it.
+
+2005-07-24 Andreas Schwab <schwab@suse.de>
+
+ * config/m68k/m68k.md ("extendqidi2"): When source is an address
+ register use a word move. Correct operand of ext.w in 68000 code.
+
+2005-07-23 Mark Mitchell <mark@codesourcery.com>
+
+ * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
+ variables as declarations, rather than definitions.
+
+2005-07-24 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/22526
+ * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
+ of the zero node.
+
+2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
+
+ * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
+ that C99 reserve for future use. Use it to define clog10,
+ clog10f and clog10l.
+
+2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
+ * configure.ac: Check for -Wmissing-format-attribute.
+
+ * configure: Regenerate.
+
+2005-07-23 Richard Henderson <rth@redhat.com>
+
+ PR tree-optimization/22623
+ * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
+
+2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
+
+ PR target/22577
+ * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
+
+2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * Makefile.in (C_TREE_H): Update dependencies.
+ * c-tree.h: Include toplev.h.
+ * diagnostic.h (diagnostic_set_info): Add format attribute.
+ * rtl-error.c (diagnostic_for_asm): Likewise.
+
+2005-07-23 Chao-ying Fu <fu@mips.com>
+
+ * config/mips/mips-dsp.md: New file.
+ * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
+ * config/mips/mips.c (mips_function_type): Add types for DSP builtin
+ functions.
+ (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
+ MIPS_BUILTIN_BPOSGE32.
+ (mips_expand_builtin_direct): Add one parameter to indicate that
+ builtin functions need to return a value.
+ (mips_expand_builtin_bposge): New for expanding "bposge" builtin
+ functions.
+ (mips_regno_to_class): Add classes for 12 new DSP registers.
+ (mips_subword): Change to check four HI registers.
+ (mips_output_move): Output move to and from 6 new DSP accumulators.
+ (override_options): Make sure -mdsp and -mips16 are not used together.
+ Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
+ for machine modes.
+ (mips_conditional_register_usage): Disable 6 new DSP accumulators
+ when !TARGET_DSP.
+ (print_operand): Add 'q' for printing DSP accumulators.
+ (mips_cannot_change_mode_class): Check ACC_REGS.
+ (mips_secondary_reload_class): Check ACC_REGS.
+ (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
+ (mips_register_move_cost): Check ACC_REGS.
+ (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
+ (CODE_FOR_mips_subu_qb): New code-aliasing macros.
+ (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
+ (dsp_bdesc): New array.
+ (bdesc_arrays): Add DSP builtin function table.
+ (mips_prepare_builtin_arg): Check predicate again after
+ copy_to_mode_reg.
+ (mips_expand_builtin): Add one more parameter to
+ mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
+ MIPS_BUILTIN_BPOSGE32.
+ (mips_init_builtins): Initialize new function types.
+ (mips_expand_builtin_direct): Check if builtin functions need to
+ return a value and pass operands properly.
+ (mips_expand_builtin_bposge): New function.
+ * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
+ (ASM_SPEC): Map -mdsp to -mdsp in GAS.
+ (FIRST_PSEUDO_REGISTER): Increase to 188.
+ (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
+ Update for 12 new DSP registers.
+ (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
+ (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
+ (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
+ (reg_class): Add DSP_ACC_REGS and ACC_REGS.
+ (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
+ (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
+ (REG_ALLOC_ORDER): Update for 12 new DSP registers.
+ (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
+ (UIMM6_OPERAND, IMM10_OPERAND): New macros.
+ (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
+ (REGISTER_NAMES): Add names for 12 new DSP registers.
+ * config/mips/mips.md: Include mips-dsp.md.
+ (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
+ (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
+ (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
+ (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
+ (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
+ (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
+ (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
+ (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
+ (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
+ (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
+ (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
+ (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
+ (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
+ (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
+ (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
+ (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
+ (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
+ (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
+ (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
+ (UNSPEC_RDDSP): New constants.
+ (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
+ (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
+ A<-d alternative.
+ * config/mips/mips.opt (-mdsp): New option.
+ * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
+ (reg_imm10_operand): New predicates.
+ * doc/extend.texi (MIPS DSP Built-in Functions): New section.
+ * doc/invoke.texi (-mdsp): Document new option.
+
+2005-07-22 DJ Delorie <dj@redhat.com>
+
+ * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
+ to warning calls.
+ * tree-inline.c (inlinable_function_p): Likewise.
+
+2005-07-22 Mark Mitchell <mark@codesourcery.com>
+
+ PR debug/21828
+ * toplev.c (check_global_declarations): Do not mark undefined
+ variables as DECL_IGNORED_P.
+ * varasm.c (first_global_object_name): GTY it.
+ (weak_global_object_name): Likewise.
+ (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
+ a string to go into {weak,first}_global_object_name.
+
+2005-07-22 DJ Delorie <dj@redhat.com>
+
+ * c-format.c (check_function_format): Change warning control
+ option from OPT_Wattribute to OPT_Wmissing_format_attribute.
+
+2005-07-22 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-alias.c (count_ptr_derefs): Do not consider
+ &PTR->FLD a dereference of PTR.
+ * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
+ a potential dereference of PTR.
+
+2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
+
+ PR rtl-optimization/20370
+ * ifcvt.c (dead_or_predicable): Before calling propagate_block,
+ call allocate_reg_info if necessary.
+
+ PR rtl-optimization/21848
+ * calls.c (emit_library_call_value_1): For const functions, add
+ USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
+
+ PR rtl-optimization/22445
+ * cselib.c (target.h): Include.
+ (rtx_equal_for_cselib_p): Allow commutative matches.
+ (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
+ Remove MODE parameter. Changed all callers.
+
+ PR rtl-optimization/22258
+ * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
+ New functions.
+ (try_combine): Use likely_spilled_retval_p.
+
+2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
+
+ * config.gcc: Add crx-elf support.
+
+ * doc/contrib.texi: Mention crx.
+ * doc/extend.texi: Document crx extensions.
+ * doc/install.texi: Document crx install.
+ * doc/invoke.texi: Document crx options.
+ * doc/md.texi: Document crx constraints.
+
+ * config/crx/crx-protos.h: New file.
+ * config/crx/crx.c: New file.
+ * config/crx/crx.h: New file.
+ * config/crx/crx.md: New file.
+ * config/crx/crx.opt: New file.
+ * config/crx/t-crx: New file.
+
+2005-07-22 Manfred Hollstein <mh@suse.com>
+
+ * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
+ warnings.
+ (int_add_graph_edge): Likewise.
+ (collapse_nodes): Likewise.
+ (process_unification_queue): Likewise.
+
+2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+ Laurent GUERBY <laurent@guerby.net>
+
+ PR tree-optimization/22336
+ * function.c (record_block_change): Check for
+ cfun->ib_boundaries_block.
+
+2005-07-21 James A. Morrison <phython@gcc.gnu.org>
+
+ * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
+ (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
+
+2005-07-21 DJ Delorie <dj@redhat.com>
+
+ * toplev.c (warn_deprecated_use): Add warning control to warning
+ call.
+ * c-typeck.c (parser_build_binary_op): Likewise.
+ (c_finish_if_stmt): Likewise.
+ * c-common.c (check_function_sentinel): Likewise.
+ (check_nonnull_arg): Likewise.
+
+2005-07-21 Richard Henderson <rth@redhat.com>
+
+ PR tree-opt/22504
+ * tree-complex.c (complex_ssa_name_components): New.
+ (cvc_lookup): Allow entry not found.
+ (create_components): Remove.
+ (create_one_component_var, get_component_var): New.
+ (get_component_ssa_name, set_component_ssa_name): New.
+ (extract_component): Use get_component_ssa_name.
+ (update_complex_components): Use set_component_ssa_name.
+ (update_complex_components_on_edge): Likewise.
+ (update_phi_components): Create new PHI nodes directly, instead
+ of adding insns to edges.
+ (tree_lower_complex): Allocate and free complex_variable_components
+ and complex_ssa_name_components here.
+
+2005-07-20 Daniel Berlin <dberlin@dberlin.org>
+
+ * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
+ revert to returning false.
+
+2005-07-21 Uros Bizjak <uros@kss-loka.si>
+
+ PR target/21149
+ * config/i386/i386.md (sse_movhlps): Fix vec_select values.
+
+2005-07-21 Uros Bizjak <uros@kss-loka.si>
+
+ PR target/22576
+ * config/i386/i386.md (cmpxf): Change operand constraints
+ to "nonmemory_operand".
+
+2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
+
+2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/21180
+ * fold-const.c (fold_build1): Add checksum for the operands.
+ (fold_build2): Likewise.
+ (fold_build3): Likewise.
+
+2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/19055
+ * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
+
+2005-07-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * common.opt (-fforward-propagate): Committed by mistake,
+ removed.
+
+2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * reg-stack.c: Fix comment typo(s).
+ * tree-ssa-operands.c: Likewise.
+ * tree-vectorizer: Likewise.
+
+2005-07-21 Nick Clifton <nickc@redhat.com>
+
+ * config/sh/symbian.c: Replace C++ style line comments with C
+ style line comments.
+ (symbian_add_attribute): Do not use a ? operator on the LHS of
+ an assignment.
+ (sh_symbian_handle_dll_attribute): Change the type of the
+ method vector to "VEC(tree,gc)*" and use vector accessor
+ macros to walk over the elements.
+ (symbian_export_vtable_and_rtti_p): Likewise.
+ (symbian_class_needs_attribute_p): Likewise.
+
+2005-07-21 Paolo Bonzini <bonzini@gnu.org>
+
+ PR target/22085
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
+ initialize targetm.resolve_overloaded_builtin here.
+ (altivec_expand_overloaded_builtin): Make it non-static.
+ * config/rs6000/rs6000-protos.h
+ (altivec_expand_overloaded_builtin): New prototype.
+ * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
+ targetm.resolve_overloaded_builtin here.
+ * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
+
+2005-07-21 Paolo Bonzini <bonzini@gnu.org>
+ Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/19210
+ * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
+ New.
+ * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
+ * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
+ rely on unproven assumptions.
+ * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
+ * tree-flow.h (number_of_iterations_exit): Add final parameter.
+ * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
+ to number_of_iterations_exit.
+ * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
+ * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
+ * tree-ssa-loop-niter.c (find_loop_niter,
+ estimate_numbers_of_iterations_loop): Likewise.
+ (number_of_iterations_exit): Honor the new options.
+ * doc/invoke.texi (Wunsafe-loop-optimizations,
+ funsafe-loop-optimizations): Document them.
+
+2005-07-21 Richard Sandiford <richard@codesourcery.com>
+
+ PR rtl-optimization/22167
+ * gcse.c (hoist_code): Fix hoist_exprs[] check.
+
+2005-07-20 Adam Nemet <anemet@lnxw.com>
+
+ * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
+ __do_global_dtors_aux longcall.
+
+2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
+ (old_special_pred_table): Don't reference
+ SPECIAL_MODE_PREDICATES.
+ * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
+ * config/arc/arc.h: Don't mention PREDICATE_CODES.
+ * config/sh/predicates.h: Don't mention
+ SPECIAL_MODE_PREDICATES.
+ * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
+ Remove.
+
+2005-07-20 DJ Delorie <dj@redhat.com>
+
+ * config.gcc: Add m32c-elf support.
+
+ * doc/contrib.texi: Mention m32c.
+ * doc/extend.texi: Document m32c extensions.
+ * doc/install.texi: Mention m32c.
+ * doc/invoke.texi: Document m32c options.
+ * doc/md.texi: Document m32c constraints.
+
+ * config/m32c/addsub.md: New file.
+ * config/m32c/bitops.md: New file.
+ * config/m32c/cond.md: New file.
+ * config/m32c/jump.md: New file.
+ * config/m32c/m32c-lib1.S: New file.
+ * config/m32c/m32c-lib2.c: New file.
+ * config/m32c/m32c-modes.def: New file.
+ * config/m32c/m32c-pragma.c: New file.
+ * config/m32c/m32c-protos.h: New file.
+ * config/m32c/m32c.abi: New file.
+ * config/m32c/m32c.c: New file.
+ * config/m32c/m32c.h: New file.
+ * config/m32c/m32c.md: New file.
+ * config/m32c/m32c.opt: New file.
+ * config/m32c/minmax.md: New file.
+ * config/m32c/mov.md: New file.
+ * config/m32c/muldiv.md: New file.
+ * config/m32c/predicates.md: New file.
+ * config/m32c/prologue.md: New file.
+ * config/m32c/shift.md: New file.
+ * config/m32c/t-m32c: New file.
+
+2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
+ (stack_protect_set, stack_protect_test): New expanders.
+ (stack_protect_set_si, stack_protect_set_si_media,
+ stack_protect_set_di_media, stack_protect_test_si,
+ stack_protect_test_si_media, stack_protect_test_di_media):
+ New insns.
+
+2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
+
+2005-07-20 James A. Morrison <phython@gcc.gnu.org>
+
+ * tree.h (tree_expr_nonzero_p): Export.
+ * fold-const.c (tree_expr_nonzero_p): Likewise.
+ Return true for CALL_EXPRs that are alloca calls.
+ (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
+ against zero.
+ * tree-flow.h (expr_computes_nonzero): Remove.
+ * tree-vrp.c (expr_computes_nonzero): Remove.
+ (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
+ (extract_range_from_unary_expr): Likewise.
+ * tree-ssa-dom.c (record_equivalences_from_stmt): Use
+ tree_expr_nonzero_p.
+
+2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
+ * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
+ extra arg "picreg" and use it instead of pic_offset_table_rtx.
+ All callers changed.
+ (frame_related_constant_load): New arg "related" which controls
+ setting of RTX_FRAME_RELATED_P. All callers changed.
+ (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
+ (bfin_expand_prologue): Add stack limit checking.
+ * config/bfin/bfin.md (trapifcc): New pattern.
+
+ * config/bfin/bfin.c: Include "langhooks.h".
+ (def_builtin): Go through lang_hooks to call builtin_function.
+
+ * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
+ * config/bfin/predicates.md (symbol_ref_operand): New.
+ (call_insn_operand): Delete. All callers changed to use
+ register_no_elim_operand.
+ * config/bfin/bfin.c (init_cumulative_args): Initialize the new
+ call_cookie field.
+ (function_arg): Use it to generate the call's operand 2.
+ (bfin_longcall_p): New function.
+ (bfin_expand_call): Extra arg "cookie". All callers and declaration
+ changed. Emit extra USE in the pattern. Use bfin_longcall_p to
+ determine if the address needs to be in a REG.
+ (bfin_handle_longcall_attribute): New function.
+ (bfin_attribute_table): Add "longcall" and "shortcall".
+ * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
+ (CUMULATIVE_ARGS): New member call_cookie.
+ (PREDICATE_CODES): Add symbol_ref_operand.
+ * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
+ extra USE to the pattern.
+ (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
+ New patterns, split off call_insn, sibcall_insn, call_value_insn and
+ sibcall_value_insn; now the new patterns handle direct calls and the
+ old ones indirect calls.
+ * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
+
+2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * doc/trouble.texi: Update section on handling of empty loops.
+
+2005-07-20 Kazu Hirata <kazu@codesourcery.com>
+
+ * config.gcc: Remove support for sparc-*-openbsd*,
+ i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
+ ns32k-*-netbsd*.
+ * config.host: Remove support for i860-*-sysv4* as a host.
+ * config/i860/*, config/ip2k/*, config/ns32k/*,
+ config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
+ * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
+ mention obsolete ports.
+
+2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
+ soft frame pointer.
+ (sh_expand_prologue): Use hard_frame_pointer_rtx instead
+ of frame_pointer_rtx.
+ (sh_expand_epilogue): Likewise.
+ (sh_set_return_address): Likewise.
+ (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
+ instead of FRAME_POINTER_REGNUM if needed. Add elimination
+ offsets from FRAME_POINTER_REGNUM.
+ * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
+ (sh_register_names): Add initializer for sfp.
+ (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
+ (VALID_REGISTER_P): Likewise.
+ (FIRST_PSEUDO_REGISTER): Update.
+ (DWARF_FRAME_REGISTERS): Define.
+ (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
+ (HARD_FRAME_POINTER_REGNUM): Define.
+ (FRAME_POINTER_REGNUM): Redefine.
+ (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
+ but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
+ from FRAME_POINTER_REGNUM.
+ (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
+ FRAME_POINTER_REGNUM.
+ (REG_CLASS_CONTENTS): Add sfp.
+ (REG_ALLOC_ORDER): Likewise.
+ (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
+ (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
+ of frame_pointer_rtx.
+ (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
+
+2005-07-19 James A. Morrison <phython@gcc.gnu.org>
+
+ * fold-const.c (tree_expr_nonnegative_p): Only return true for
+ ABS_EXPR when flag_wrapv is false because of INT_MIN.
+ (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
+ of an ABS_EXPR.
+ (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
+ ABS_EXPR<x>.
+
+2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
+
+ Make CONSTRUCTOR use VEC to store initializers.
+ * c-common.c (complete_array_type): Update to cope with VEC in
+ CONSTRUCTOR_ELTS.
+ * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
+ (pp_c_constructor_elts): New function.
+ * c-pretty-print.h (pp_c_constructor_elts): Declare.
+ * c-typeck.c (build_function_call, build_c_cast, digest_init,
+ struct constructor_stack, struct initializer_stack,
+ constructor_elements, push_init_level, pop_init_level,
+ add_pending_init, find_init_member, output_init_element): Update to
+ cope with VEC in CONSTRUCTOR_ELTS.
+ * coverage.c (build_fn_info_value, build_ctr_info_value,
+ build_gcov_info): Likewise.
+ * expr.c (categorize_ctor_elements_1, store_constructor,
+ expand_expr_real_1): Likewise.
+ * fold-const.c (fold_ternary): Likewise.
+ * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
+ gimplify_init_constructor, gimplify_expr): Likewise.
+ * tree-dump.c (dequeue_and_dump): Likewise.
+ * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
+ node.
+ * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
+ CONSTRUCTOR_ELTS.
+ * tree-sra.c (generate_element_init_1): Likewise.
+ * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
+ * tree-ssa-operands.c (get_expr_operands): Likewise.
+ * tree-vect-generic.c (expand_vector_piecewise): Likewise.
+ * tree-vect-transform.c (vect_get_vec_def_for_operand):
+ (get_initial_def_for_reduction): Likewise.
+ * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
+ value handle in annotations.
+ * tree.c (tree_node_kind, tree_code_size, make_node_stat,
+ tree_node_structure): Add support for constr_kind.
+ (build_vector_from_ctor, build_constructor_single,
+ build_constructor_from_list): New functions.
+ (build_constructor): Update to take a VEC instead of a TREE_LIST.
+ (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
+ Update to cope with VEC in CONSTRUCTOR_ELTS.
+ * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
+ * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
+ CONSTRUCTOR_APPEND_ELT): New macros.
+ (struct constructor_elt, struct tree_constructor): New data types.
+ (union tree_node): Add tree_constructor field.
+ * treestruct.def: Define TS_CONSTRUCTOR.
+ * varasm.c (const_hash_1, compare_constant, copy_constant,
+ compute_reloc_for_constant, output_addressed_constants,
+ initializer_constant_valid_p, output_constant,
+ array_size_for_constructor, output_constructor): Update to cope with
+ VEC in CONSTRUCTOR_ELTS.
+ * vec.h (VEC_empty, VEC_copy): New macros.
+
+2005-07-19 Devang Patel <dpatel@apple.com>
+
+ * dbxout.c (dbxout_type): Check Objective-C++ lang.
+
+2005-07-19 Richard Henderson <rth@redhat.com>
+
+ PR tree-opt/22278
+ * gimplify.c (gimplify_expr): Use main variant type for the temp
+ destination for a discarded volatile read.
+ * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
+ casts between non-void types that change volatility.
+
+2005-07-15 DJ Delorie <dj@redhat.com>
+
+ * toplev.h: Add comment about the first parameter for warning().
+ * errors.h: Likewise.
+
+ * c.opt (Wpragmas): New.
+ * doc/invoke.texi: Document it.
+
+ * function.c (do_warn_unused_parameter): Add warning control to
+ warning call.
+ * c-decl.c (warn_if_shadowing): Likewise.
+ * c-lex.c (cb_def_pragma): Likewise.
+ * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
+ (pop_alignment): Likewise.
+ (handle_pragma_pack): Likewise.
+ (apply_pragma_weak): Likewise.
+ (handle_pragma_weak): Likewise.
+ (handle_pragma_redefine_extname): Likewise.
+ (add_to_renaming_pragma_list): Likewise.
+ (handle_pragma_extern_prefix): Likewise.
+ (maybe_apply_renaming_pragma): Likewise.
+ (handle_pragma_visibility): Likewise.
+
+ * config/c4x/c4x-c.c (BAD): Likewise.
+ (c4x_parse_pragma): Likewise.
+ * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
+ * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
+ (rs6000_pragma_longcall): Likewise.
+ * config/v850/v850-c.c (pop_data_area): Likewise.
+ (ghs_pragma_section): Likewise.
+ (ghs_pragma_section): Likewise.
+ (ghs_pragma_interrupt): Likewise.
+ (ghs_pragma_starttda): Likewise.
+ (ghs_pragma_startsda): Likewise.
+ (ghs_pragma_startzda): Likewise.
+ (ghs_pragma_endtda): Likewise.
+ (ghs_pragma_endsda): Likewise.
+ (ghs_pragma_endzda): Likewise.
+
+2005-07-19 Danny Berlin <dberlin@dberlin.org>
+ Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * Makefile.in: Removed tree-promote-statics.c
+ * tree-promote-statics.c: Removed.
+ * common.opt: Removed flag-promote-statics.
+ * opts.c: Ditto.
+ * passes.c: Removed tree-promote-statics pass.
+ * tree-pass.h: Ditto.
+ * timevar.def: Removed TV_PROMOTE_STATICS.
+
+
+2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
+ and *-*-freebsd9.
+ * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
+
+2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ PR c/22476
+ * c-common.c (check_function_arguments): Call
+ 'check_function_format' if either -Wformat or
+ -Wmissing-format-attribute are specified.
+ * c-format.c (check_function_format): Check -Wformat before
+ calling 'check_format_info'.
+ * c-opts.c (c_common_post_options): Don't warn for
+ -Wmissing-format-attribute without -Wformat.
+ * c-typeck.c (convert_for_assignment): Detect additional cases for
+ -Wmissing-format-attribute.
+ * doc/invoke.texi (-Wmissing-format-attribute): Document new
+ behavior.
+
+2005-07-19 Richard Guenther <rguenther@suse.de>
+
+ * config/i386/i386.md (lrint<mode>2): Use temporary
+ instead of clobbering non-existent memory.
+
+2005-07-19 Nick Clifton <nickc@redhat.com>
+
+ * config/avr/avr.c (legitimate_address_p): Fix debugging print
+ statement to avoid displaying ASCII control characters.
+
+2005-07-19 Ben Elliston <bje@au.ibm.com>
+
+ * bt-load.c (link_btr_uses): Fix uninitialised warnings.
+ * cfganal.c (find_edge_index): Ditto.
+ * combine.c (combine_instructions): Ditto.
+ * ddg.c (create_scc): Ditto.
+ (find_successors): Ditto.
+ (find_predecessors): Ditto.
+ (find_nodes_on_paths): Ditto.
+ (longest_simple_path): Ditto.
+ * flow.c (update_life_info): Ditto.
+ (count_or_remove_death_notes): Ditto.
+ (clear_log_links): Ditto.
+ * modulo-sched.c (generate_reg_moves): Ditto.
+ (find_max_asap): Ditto.
+ (find_max_hv_min_mob): Ditto.
+ (find_max_dv_min_mob): Ditto.
+ * sbitmap.c (sbitmap_first_set_bit): Ditto.
+ * sched-rgn.c (extract_edgelst): Ditto.
+ * tree-into-ssa.c (prepare_names_to_update): Ditto.
+ (dump_update_ssa): Ditto.
+ (ssa_names_to_replace) Ditto.
+ (switch_virtuals_to_full_rewrite): Ditto.
+ (update_ssa): Ditto.
+ * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
+
+2005-07-18 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/22483
+
+ * tree-complex.c (create_components): Use
+ safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
+ * tree-flow-inline.h (fill_referenced_var_vec): New function.
+ * tree-flow.h (safe_referenced_var_iterator): New structure.
+ (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
+ * tree-ssa-alias.c (setup_pointers_and_addressables): Use
+ safe_referenced_var iterator.
+ (add_type_alias): Ditto.
+
+2005-07-19 Steven Bosscher <stevenb@suse.de>
+
+ * loop-init.c (rest_of_handle_loop2): Remove.
+ (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
+ rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
+ (pass_rtl_loop_init, pass_rtl_loop_done,
+ pass_rtl_move_loop_invariants, pass_rtl_unswitch,
+ pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
+ * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
+ pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
+ pass_tree_loop_done, and pass_tree_unswitch.
+ (gate_loop): Rename to gate_tree_loop.
+ * passes.c (init_optimization_passes): Update for renamed tree
+ loop passes. Add the new loop2 passes as subpasses of loop2.
+ * tree-pass.h: Add extern declarations for the new loop2 subpasses.
+ Update for the renamed tree loop passes.
+
+2005-07-18 Ian Lance Taylor <ian@airs.com>
+
+ PR middle-end/22057
+ * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
+ blocks when optimizing.
+
+2005-07-18 Steve Ellcey <sje@cup.hp.com>
+
+ * common.opt (frename-registers): Initialize to 2.
+ (fweb): Ditto.
+ (fgcse-after-reload): Ditto.
+ * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
+ (process_options): Only change flag_web, flag_rename_registers,
+ and flag_rerun_cse_after_loop if not explicitly set by user.
+
+2005-07-18 Jan Beulich <jbeulich@novell.com>
+
+ * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
+ ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
+ in 64-bit mode the same as DImode in 32-bit mode.
+ (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
+ ix86_split_lshr): Likewise. Rename to no longer refer to a specific
+ mode. Add new mode parameter.
+ * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
+ * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
+ x86_64_shift_adj): New expanders.
+ (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
+ *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
+ insns.
+ Respective new splitters. Use renamed shift splitter helpers in 32-bit
+ DImode shift splitters.
+ * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
+ ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
+ mode parameter.
+
+2005-07-18 Jan Beulich <jbeulich@novell.com>
+
+ * i386.md (movdi_extzv_1): New.
+ (zero_extendhidi2): Combine alternatives and never force use of
+ REX64 prefix.
+ (zero_extendqidi2): Likewise. Don't restrict input selection.
+
+2005-07-17 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/22531
+ * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
+ moment.
+
+2005-07-17 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-promote-statics.c (pass_promote_statics): Change dump file
+ name.
+
+2005-07-17 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-optimize.c (init_tree_optimization_passes): Add
+ pass_eliminate_useless_stores pass.
+ * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
+ * tree-ssa-pre.c (is_copy_stmt): New function.
+ (follow_copies_till_vuse): Ditto.
+ (do_eustores): Ditto.
+ (gate_eustores): Ditto.
+
+2005-07-16 Richard Henderson <rth@redhat.com>
+
+ * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
+
+2005-07-16 Danny Berlin <dberlin@dberlin.org>
+ Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
+ ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
+ ipa-type-escape.h, tree-promote-statics.c
+ * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
+ ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
+ tree-promote-statics.c: new files.
+ * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
+ nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
+ int nonlocal_set_p, mark_constant_function): Deleted.
+ (rest_of_handle_cfg): Removed call to mark_constant_function.
+ (nonoverlapping_component_refs_p): Added calls to support
+ type based aliasing.
+ * tree-ssa-alias.c (may_alias_p,
+ compute_flow_insensitive_aliasing): Ditto.
+ * calls.c (flags_from_decl_or_type): Removed reference to
+ cgraph_rtl_info.
+ * c-typeck.c (convert_arguments): Make builtins tolerant of having
+ too many arguments. This is necessary for Spec 2000.
+ * cgraph.h (const_function, pure_function): Removed.
+ * common.opt: Added "fipa-pure-const", "fipa-reference",
+ "fipa-type-escape", and "ftree-promote-static".
+ * opts.c: Ditto.
+ * passes.c: Added ipa and tree-promote-statics passes.
+ * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
+ TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
+ * tree-dfa.c (referenced_var_lookup_if_exists): New function.
+ * tree-flow.h: Added exposed sra calls and addition of
+ reference_vars_info field for FUNCTION_DECLS.
+ * tree-pass.h: Added passes.
+ * tree-sra.c: (sra_init_cache): New function.
+ (sra_insert_before, sra_insert_after) Made public.
+ (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
+ and made public.
+ * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
+ aliasing. (may_alias_p): Added code to use type escape analysis to
+ improve alias sets.
+ * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
+ code to prune clobbers of static variables based on information
+ produced in ipa-reference pass. Changed call clobbering so that
+ statics are not marked as clobbered if the call does not clobber
+ them.
+
+2005-07-16 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
+ too.
+
+2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/install.texi (*-*-solaris2*): Document recommended version
+ of GNU binutils and mention GNU linker problem on Solaris 10.
+
+2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/22421
+ * c-decl.c (c_build_bitfield_integer_type): New function.
+ (finish_struct): Call it.
+ * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
+
+2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c-typeck.c (digest_init): Call 'convert_for_assignment'
+ before returning.
+
+2005-07-16 Jan Hubicka <jh@suse.cz>
+
+ * cfg.c (update_bb_profile_for_threading): Fix profile updating.
+ (scale_bbs_frequencies_int): Watch roundoff errors.
+ * predict.c (return_prediction): Initialize return_stmt.
+
+2005-07-16 Jan Hubicka <jh@suse.cz>
+
+ * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
+ after RTL profiling.
+
+2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/22398
+ * fold-const.c (build_range_check): Convert high/low to etype
+ if we are only comparing against exp.
+
+2005-07-13 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/22376
+ * tree-ssa-structalias.c (build_constraint_graph): We really meant
+ special var here.
+ (need_to_solve): New function.
+ (compute_points_to_sets): Use it.
+
+2005-07-15 Jan Hubicka <jh@suse.cz>
+
+ * cfg.c (update_bb_profile_for_threading): More diagnostic.
+ * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
+
+2005-07-15 Richard Guenther <rguenther@suse.de>
+
+ * c-common.c (handle_flatten_attribute): New function.
+ Add flatten function attribute.
+ * doc/extend.texi: Document flatten function attribute.
+ * Makefile.in (ipa-inline.o): Depend on hashtab.h.
+ * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
+ New functions.
+ (cgraph_decide_inlining): Handle functions with flatten
+ attribute.
+
+2005-07-14 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
+ UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
+ UNSPEC_XCHG, UNSPEC_AND): New.
+ (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
+ UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
+ * config/rs6000/sync.md (FETCHOP): New code macro.
+ (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
+ New code attrs.
+ (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
+ (sync_compare_and_swap<mode>): Same.
+ (sync_lock_test_and_set<mode>): Same.
+ (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
+ for QImode and HImode, and not PPC405.
+ (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
+ (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
+ (sync_<fetchop>{si,di}_internal): New.
+ (sync_nand{si,di}_internal): New.
+ (sync_old_<fetchop>{si,di}_internal): New.
+ (sync_old_nand{si,di}_internal): New
+ (sync_new_<fetchop>{si,di}_internal): New.
+ (sync_new_nand{si,di}_internal): New.
+ (atomic_and{si,di}): New.
+ (sync_new_nand{si,di}_internal): New.
+ (atomic_and{si,di}): New.
+ (sync_add<mode>_internal): Delete.
+ (sync_addshort_internal): Use unspec instead of unspec_volatile.
+ (sync_sub<mode>_internal): Delte.
+ (sync_subshort_internal): New.
+ (sync_andsi_internal): Use unspec instead of unspec_volatile.
+ (sync_anddi_internal): Delete.
+ (sync_boolsi_internal): Use unspec instead of unspec_volatile.
+ (sync_booldi_internal): Delete.
+ (sync_boolc<mode>_internal): Delete.
+ (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
+ (sync_boolc<mode>_internal2): Delete.
+ (sync_boolcc<mode>_internal): Delete.
+ (isync, lwsync): Use unspec instead of unspec_volatile.
+ * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
+ Revert UNSPEC_VOLATILE.
+ (rs6000_split_atomic_op): New.
+ * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
+
+2005-07-14 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.c (mips_canonicalize_comparison): Cast
+ argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
+
+2005-07-14 Eric Christopher <echristo@redhat.com>
+
+ * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
+
+2005-07-14 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/22230
+ * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
+ the computation of the four cross productions for "range op range".
+
+2005-07-14 Alexandre Oliva <aoliva@redhat.com>
+ Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR target/20126
+ * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
+ in some insn.
+
+2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
+
+2005-07-14 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
+
+2005-07-14 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/22347
+ * config/i386/i386-protos.h (ix86_function_value): Change
+ prototype to match new target hook.
+ * config/i386/i386.c (ix86_value_regno): Change prototype
+ to take extra type argument.
+ (TARGET_FUNCTION_VALUE): Define.
+ (ix86_function_ok_for_sibcall): Pass extra argument to
+ ix86_value_regno, check return slot rtx for exact match.
+ (ix86_function_value): Take extra parameter. Dispatch to
+ ix86_value_regno with fndecl/fntype as provided.
+ (ix86_value_regno): Handle extra type argument.
+ * config/i386/i386.h (FUNCTION_VALUE): No longer define.
+
+ * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
+ * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
+ * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
+ * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
+ * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
+
+2005-07-14 Richard Guenther <rguenther@suse.de>
+
+ * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
+ * calls.c (expand_call): Pass fntype to hard_function_value.
+ (emit_library_call_value_1): Likewise.
+ * explow.c: Include target.h.
+ (hard_function_value): Take extra argument, the fntype.
+ Use new target hook for function_value.
+ * expr.h (hard_function_value): Change prototype.
+ * function.c (aggregate_value_p): Pass 0 as fntype to
+ hard_function_value.
+ (assign_parms): Use new target hook for function_value.
+ Pass 0 as fntype to hard_function_value.
+ (expand_function_end): Likewise.
+ * reg-stack.c: Include target.h.
+ (stack_result): Use new target hook for function_value.
+ * target-def.h: New target hook function_value.
+ * target.h: Likewise.
+ * targhooks.c (default_function_value): New function.
+ * targhooks.h (default_function_value): Declare.
+
+2005-07-13 Ian Lance Taylor <ian@airs.com>
+
+ * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
+
+2005-07-14 Jan Hubicka <jh@suse.cz>
+
+ * tree-dfa.c (dump_variable): Use default_def function.
+ * tree-ssa-alias.c (dump_points_to_info): Likewise.
+ * tree-ssa.c (verify_use): Likewise.
+ * tree-ssanames.c (release_ssa_name): Likewise.
+ * tree-tailcall.c (eliminate_tail_call): Likewise.
+ (tree_optimize_tail_calls_1): Likewise.
+ * tree-vrp.c (get_value_range): Likewise.
+
+2005-07-14 Ben Elliston <bje@au.ibm.com>
+
+ * gcc.c (main): Compare language[0] with '*' when iterating over
+ the infiles.
+
+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.
+ (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
+ (390_emit_compare): Use "s390_cc_modes_compatible" for mode
+ checking.
+ (s390_branch_condition_mask): Add CCZ1mode handling.
+ * config/s390/s390.md: ("seq", "*seq"): New pattern.
+ ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
+ Use CCZ1mode instead of CCZmode.
+ * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
+
+2005-07-13 Adrian Straetling <straetling@de.ibm.com>
+
+ * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
+ pattern.
+ ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
+
+2005-07-13 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.c (mips_canonicalize_comparison): New.
+ (mips_emit_int_relational): Use.
+
+2005-07-13 Eric Christopher <echristo@redhat.com>
+
+ * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
+ static extra parts.
+ * config/s390/s390.md: Include tpf.md. Move tpf specific
+ patterns...
+ * config/s390/tpf.md: To here.
+ * config/s390/s390.opt: Move tpf specific options...
+ * config/s390/tpf.opt: to here. Add mmain option.
+ * config/s390/tpf-unwind.h: Remove unnecessary defines.
+ * config/s390/tpf.h: Rewrite.
+
+2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
+
+ * doc/tm.texi: Remove @xref{Cross-profiling}.
+
+2005-07-13 Jeff Law <law@redhat.com>
+
+ * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
+ expressions, test their _DECL operands for pointer equality rather
+ than using operand_equal_p.
+
+2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
+ (TARGET_POSIX_IO): This.
+ * config/darwin.h: Likewise.
+ * config/freebsd.h: Likewise.
+ * config/linux.h: Likewise.
+ * config/lynx.h: Likewise.
+ * config/netbsd.h: Likewise.
+ * config/rs6000/linux64.h: Likewise.
+ * config/rs6000/linux.h: Likewise.
+ * config/s390/tpf.h: Likewise.
+ * config/sh/embed-elf.h: Likewise.
+ * config/sparc/linux64.h: Likewise.
+ * config/sparc/linux.h: Likewise.
+ * config/svr4.h: Likewise.
+ * gcov-io.h: Likewise.
+
+ * doc/tm.texi: Updated.
+
+ * libgcov.c (create_file_directory): Defined only if
+ TARGET_POSIX_IO is defined.
+ (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
+ is defined.
+
+2005-07-13 Jan Hubicka <jh@suse.cz>
+
+ * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
+
+2005-07-13 David Edelsohn <edelsohn@gnu.org>
+
+ * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
+ structure as argument.
+
+2005-07-13 Paolo Bonzini <bonzini@gnu.org>
+
+ PR tree-optimization/21921
+ * tree-iterator.c (tsi_link_before): Support the case when
+ tsi_end_p (tsi) == true.
+
+2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/22442
+ * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
+ correctly.
+
+2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR rtl-optimization/20376
+ * toplev.c (process_options): Enable -fweb and -frename-registers when
+ unrolling.
+ * doc/invoke.texi: Update the information about when -fweb and
+ -frename-registers are enabled.
+
+2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/21840
+ * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
+ if *rhs_p is not a SSA_NAME.
+
+2005-07-12 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/22422
+ * tree-ssa-structalias.c (struct variable_info): Add flag for
+ special vars.
+ (get_varinfo): Now a static function.
+ (new_varinfo): init has_union and is_special_var to false.
+ (solution_set_add): Check has_union.
+ (do_da_constraint): Move temporary variable so it gets reset
+ properly.
+ Also check for special variable.
+ (do_ds_constraint): Ditto.
+ (do_sd_constraint): Ditto.
+ (do_structure_copy): Check for special variable.
+ (find_func_aliases): Ditto.
+ (init_base_vars): Set special vars properly.
+
+2005-07-13 Jan Hubicka <jh@suse.cz>
+
+ * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
+ do unit-at-a-time.
+
+ * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
+ (get_expr_operands): Fix thinko wrt flags and subvars.
+
+ PR tree-optimize/22379
+ * tree-inline.c (expand_call_inline): Do not output sorry in early
+ inlining.
+
+2005-07-12 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
+
+2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR bootstrap/21704
+ * host-linux.h: Include limits.h.
+
+2005-07-12 Dale Johannesen <dalej@apple.com>
+
+ * expr.c (compress_float_constant): Add cost check.
+ * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
+
+2005-07-12 Dale Johannesen <dalej@apple.com>
+
+ * gcc.target/i386/compress-float-sse.c: New.
+ * gcc.target/i386/compress-float-sse-pic.c: New.
+ * gcc.target/i386/compress-float-387.c: New.
+ * gcc.target/i386/compress-float-387-pic.c: New.
+ * gcc.dg/compress-float-ppc.c: New.
+ * gcc.dg/compress-float-ppc-pic.c: New.
+
+2005-07-12 Eric Christopher <echristo@redhat.com>
+
+ * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
+ static extra parts.
+ * config/s390/s390.md: Include tpf.md. Move tpf specific
+ patterns...
+ * config/s390/tpf.md: To here.
+ * config/s390/s390.opt: Move tpf specific options...
+ * config/s390/tpf.opt: to here. Add mmain option.
+ * config/s390/tpf-unwind.h: Remove unnecessary defines.
+ * config/s390/tpf.h: Rewrite.
+
+2005-07-12 Eric Christopher <echristo@redhat.com>
+
+ * gcc.c (struct infile): Update comment for language.
+ (main): Rewrite input file resetting code.
+
+2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/22335
+ * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
+ requiring a cast in a non RHS of modify_expr. Add a cast when required.
+ (lookup_avail_expr): Use constant_boolean_node instead
+ of boolean_false_node/boolean_true_node.
+
+2005-07-12 Ben Elliston <bje@au.ibm.com>
+
+ * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
+ and use it when printing num_edges.
+
+2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * doc/extend.texi (Blackfin Built-in Functions): New section.
+ * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
+ @opindex.
+
+2005-07-12 Adrian Straetling <straetling@de.ibm.com>
+
+ * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
+ s/cmpstrsi/cmpstrnsi
+ (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
+ 'cmpstrnsi'.
+ * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
+ (init_optabs): Initialize cmpstrn_optab.
+ * optabs.h: (enum insn_code cmpstrn_optab): Declare.
+ * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
+ * expr.c: (enum insn_code cmpstrn_optab): Declare.
+ * config/i386/i386.md: s/cmpstr/cmpstrn
+ * config/c4x/c4x.md: s/cmpstr/cmpstrn
+ * doc/md.texi: Update documentation.
+
+2005-07-11 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
+ build_va_arg_indirect_ref.
+ (alpha_gimplify_va_arg): Likewise.
+ * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
+ * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
+ * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
+ * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
+ * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
+ * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
+ Likewise.
+ * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
+
+2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
+ * passes.c (init_optimization_passes): Add pass_empty_loop.
+ * tree-pass.h (pass_empty_loop): Declare.
+ * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
+ try_remove_empty_loop, remove_empty_loops): New functions.
+ * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
+ * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
+
+2005-07-12 Peter Barada <peter@the-baradas.com>
+
+ PR middle-end/16719
+ PR middle-end/18421
+ * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
+ in address registers.
+ * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
+ * config/m68k/m68k.md: Replace 's' with 'i' in 4th
+ alternative of addsi3_5200.
+
+2005-07-11 Ian Lance Taylor <ian@airs.com>
+
+ * config/mips/mips.md (ffs<mode>2): Remove.
+
+2005-07-11 Ian Lance Taylor <ian@airs.com>
+
+ * doc/tree-ssa.texi (Cleanups): Improve description of
+ TRY_FINALLY_EXPR.
+ (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
+
+2005-07-11 Daniel Berlin <dberlin@dberlin.org>
+
+ * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
+ * tree.h (DECL_ARGUMENT_FLD): New macro.
+
+2005-07-11 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/22404
+
+ * tree-ssa-structalias.c (create_variable_info_for): Use
+ correct offset.
+
+2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
+ compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
+ for second comparison operand.
+ * config/bfin/predicates.md (reg_or_const_int_operand): New.
+
+ * config/bfin/bfin.md (define_attr "type"): Add "sync".
+ (define_insn_reservation "alu"): Likewise.
+ (csync, ssync): Now of type sync.
+ * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
+ -mcsync-anomaly -mspecld-anomaly.
+ * config/bfin/bfin.opt (mcsync): Remove.
+ (mcsync-anomaly, mspecld-anomaly): Add.
+ * config/bfin/bfin.c: Include "insn-codes.h".
+ (bfin_reorg): Extend to handle the CSYNC anomaly as well.
+ (TARGET_DEFAULT_TARGET_FLAGS): New.
+ * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
+
+2005-07-11 Steven Bosscher <stevenb@suse.de>
+
+ * basic-block.h: Give the BB flags enum a name, bb_flags.
+ Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
+ * cfgcleanup.c (enum bb_flags): Remove here.
+ (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
+ (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
+ (update_forwarder_flag): Likewise.
+ (thread_jump): Likewise.
+ (try_forward_edges): Likewise.
+ (try_optimize_cfg): Likewise. Clear bb->flags before updating the
+ forwarder flags. Don't clear bb->aux for all basic blocks. Only
+ reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
+
+2005-07-11 Richard Guenther <rguenther@suse.de>
+
+ * config/i386/i386.opt: New target option -msseregparm.
+ * config/i386/i386.c (override_options): Error out for
+ -msseregparm but no SSE support.
+ (ix86_function_sseregparm): Check for global sseregparm.
+ * doc/invoke.texi: Document -msseregparm.
+
+2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ * config.gcc (m32r-*-linux*): Use the default extra_parts.
+ (m32rle-*-linux*): Ditto.
+
+2005-07-11 Jakub Jelinek <jakub@redhat.com>
+
+ * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
+ instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
+ bytes.
+
+2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/22239
+ PR target/20126
+ * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
+ gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
+
+2005-07-07 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-structalias.c (struct variable_info): Heapify complex.
+ (varmap): Heapify varmap.
+ (constraints): Heapify constraints.
+ (struct constraint_graph): Heapify succs and preds.
+ (constraint_vec_find): Update for heapification.
+ (constraint_set_union): Ditto.
+ (insert_into_complex): Ditto.
+ (constraint_edge_vec_find): Ditto.
+ (erase_graph_self_edge): Ditto.
+ (add_graph_edge): Ditto.
+ (get_graph_weights): Ditto.
+ (merge_graph_nodes): Ditto.
+ (build_constraint_graph): Ditto.
+ (topo_visit): Ditto.
+ (solve_graph): Ditto.
+ (create_variable_info_for): Ditto.
+ (init_base_vars): Ditto.
+ (delete_points_to_sets): Free graph, varmap, and complex constraints.
+ (condese_varmap_nodes): Free complex vector.
+ (clear_edges_for_node): Clear succs and preds vector.
+
+2005-07-10 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-structalias.c (update_alias_info): Change counting of
+ references to not include vdefs.
+
+2005-07-10 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-alias.c (free_used_part_map): Add missing free.
+ (up_insert): Ditto.
+
+2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (pa_commutative_p): Make PLUS commutative when
+ TARGET_NO_SPACE_REGS is true.
+
+2005-07-09 Diego Novillo <dnovillo@redhat.com>
+
+ * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
+ * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
+ * tree-dfa.c (dump_subvars_for): New.
+ (debug_subvars_for): New.
+ (dump_variable): Show subvariables if VAR has them.
+ * tree-flow-inline.h (get_subvar_at): New.
+ (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
+ * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
+ Update all users.
+ (struct subvar): Change fields offset and size to unsigned
+ HOST_WIDE_INT.
+ (dump_subvars_for): Declare.
+ (debug_subvars_for): Declare.
+ (get_subvar_at): Declare.
+ (okay_component_ref_for_subvars): Change 2nd and 3rd argument
+ to unsigned HOST_WIDE_INT *.
+ (overlap_subvar): Likewise.
+ * tree-gimple.c (is_gimple_reg): Always return false for
+ SFTs and memory tags.
+ * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
+ Update all callers.
+ * tree-ssa-alias.c: Include tree-ssa-structalias.h.
+ (compute_may_aliases): Call compute_points_to_sets.
+ (collect_points_to_info_for): Remove.
+ (compute_points_to_and_addr_escape): Remove.
+ (delete_alias_info): Call delete_points_to_sets.
+ (compute_flow_sensitive_aliasing): If the call to
+ find_what_p_points_to returns false, call set_pt_anything.
+ (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
+ (set_pt_anything): Clear pi->pt_vars.
+ (set_pt_malloc): Remove.
+ (merge_pointed_to_info): Remove.
+ (add_pointed_to_expr): Remove.
+ (add_pointed_to_var): Remove.
+ (collect_points_to_info_r): Remove.
+ (is_escape_site): Make extern.
+ (create_sft): New.
+ (create_overlap_variables_for): Call it.
+ * tree-ssa-copy.c (merge_alias_info): Never merge
+ flow-sensitive alias information.
+ * tree-ssa-operands.c (get_expr_operands): Adjust variables
+ offset and size to be unsigned HOST_WIDE_INT.
+ (add_to_addressable_set): Rename from note_addressable.
+ Set TREE_ADDRESSABLE as the variables are added to the set.
+ Update all users.
+ (add_stmt_operand): Do not try to micro-optimize unmodifiable
+ operands into VUSEs when adding V_MAY_DEFs for members in an
+ alias set.
+ * tree-ssa-operands.h (add_to_addressable_set): Declare.
+ * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
+ (struct variable_info): Add bitfield is_heap_var.
+ (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
+ (new_var_info): Initialize is_heap_var.
+ (get_constraint_for): Add HEAP variables to the symbol table.
+ Mark them with is_heap_var.
+ (update_alias_info): New. Taken mostly from the old
+ compute_points_to_and_addr_escape.
+ (handle_ptr_arith): New.
+ (find_func_aliases): Call update_alias_info.
+ Call handle_ptr_info for tcc_binary expressions.
+ Call mark_stmt_modified.
+ (create_variable_info_for): If DECL has subvars, do not create
+ variables for its subvars. Always add all the fields.
+ (set_uids_in_ptset): If the solution includes ANYOFFSET and
+ SFTs, then add all the SFTs of the structure.
+ If VI->DECL is an aggregate with subvariables, add the SFT at
+ VI->OFFSET.
+ (find_what_p_points_to): If VI is an artificial variable,
+ translate to bitfields in SSA_NAME_PTR_INFO.
+ If the solution is empty, set pi->pt_vars to NULL
+ (init_base_vars): Create ANYOFFSET.
+ (compute_points_to_sets): Rename from create_alias_vars.
+ Make extern.
+ (pass_build_pta): Remove.
+ (delete_points_to_sets): Rename from delete_alias_vars.
+ (pass_del_pta): Remove.
+ * tree-ssa-structalias.h (struct alias_info): Move from
+ tree-ssa-alias.h.
+ (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
+ NUM_REFERENCES_SET): Likewise.
+ (compute_points_to_sets, delete_points_to_sets): Declare.
+
+2005-07-09 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
+ alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
+ alpha_split_lock_test_and_set_12): New functions.
+ * config/alpha/alpha-protos.h: Update.
+ * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
+ UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
+ * config/alpha/sync.md (I12MODE): New.
+ (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
+ (sync_<fetchop_name><I48MODE>): Likewise.
+ (sync_nand<I48MODE>): Likewise.
+ (sync_old_<fetchop_name><I48MODE>): Likewise.
+ (sync_new_<fetchop_name><I48MODE>): Likewise.
+ (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
+ (sync_compare_and_swap<I48MODE>): Likewise.
+ (sync_lock_test_and_set<I48MODE>): Likewise.
+ (sync_compare_and_swap<I12MODE>): New.
+ (sync_compare_and_swap<I12MODE>_1): New.
+ (sync_lock_test_and_set<I12MODE>): New.
+ (sync_lock_test_and_set<I12MODE>_1): New.
+
+2005-07-09 Diego Novillo <dnovillo@redhat.com>
+
+ PR 21356
+ PR 22332
+ * passes.c (execute_todo): Cleanup the CFG before updating SSA.
+
+2005-07-09 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
+ in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
+
+2005-07-09 Richard SAndiford <richard@codesourcery.com>
+
+ PR target/21656
+ * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
+
+2005-07-08 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/sync.md (load_locked_<mode>): Use Z for
+ memory_operand constraint.
+ (store_conditional_<mode>): Same.
+ (sync_compare_and_swap<mode>): Same.
+ (sync_lock_test_and_set<mode>): Same.
+
+2005-07-08 Hans-Peter Nilsson <hp@axis.com>
+
+ Rewrite PIC support to more closely model actual instructions.
+ * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
+ (cris_symbol): Remove prototypes for removed functions.
+ (cris_pic_symbol_type_of, cris_valid_pic_const)
+ (cris_expand_pic_call_address): Prototypes for new functions.
+ * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
+ variable.
+ (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
+ modifiers.
+ <case ':'>: Add case for new punctuation character.
+ <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
+ emitting (extra) PIC modifier.
+ <case UNSPEC>: Do not assert for PLT.
+ (cris_initial_frame_pointer_offset, cris_simple_epilogue)
+ (cris_expand_prologue, cris_expand_epilogue): Check
+ for pic_offset_table_rtx usage instead of taking
+ current_function_uses_pic_offset_table as the final word.
+ (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
+ Remove flag_pic difference.
+ (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
+ the moral equivalents of...
+ (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
+ functions.
+ (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
+ (cris_handle_option): Mark ARG as unused.
+ (cris_expand_pic_call_address): New worker function for "call",
+ "call_value".
+ (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
+ output PIC constructs here.
+ (cris_output_addr_const_extra): Changes for emitting PIC modifiers
+ as symbol-specific modifers, not whole or part of operands.
+ * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
+ (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
+ constants and flag_pic.
+ (CONSTANT_INDEX_P): Adjust for new functions.
+ (enum cris_pic_symbol_type): New helper type.
+ (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
+ * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
+ (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
+ define_constants.
+ ("movsi"): Emit actual instructions for GOT and relative access.
+ ("*movsi_got_load"): New pattern to set up the register holding
+ the GOT pointer.
+ ("*movsi_internal"): Operand 1 is not a plain general_operand.
+ Adjust FIXME for 'S'.
+ <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
+ Use "movs" for -fpic cases.
+ ("addsi3"): Add alternative for 'S'; use adds.w when possible.
+ ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
+ ("call", "call_value"): Just call cris_expand_pic_call_address for
+ PIC addresses.
+ ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
+ Remove special pattern.
+ ("*expanded_call_side", "*expanded_call_value_side"): New
+ patterns.
+ (gotplt-to-plt, gotplt-to-plt-side-call)
+ (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
+ peephole2:s.
+ * config/cris/cris/predicates.md
+ ("cris_general_operand_or_gotless_symbol"): Remove unused
+ predicate.
+ ("cris_general_operand_or_symbol"): Adjust for new functions.
+
+2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
+
+2005-07-08 Daniel Berlin <dberlin@dberlin.org>
+
+ * Makefile.in (TREE_H): Add treestruct.def.
+ (c-decl.o): Add pointer-set.h
+ * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
+ visibility on regular DECL's.
+ (merge_decls): Fix the copying of decl nodes of various types for
+ the new structures. Don't update RTL, section name, weak status,
+ etc, on DECL's without RTL.
+ (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
+ Don't check volatile on non-variable types.
+ (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
+ to check whether we have seen arguments.
+ * c-objc-common.c (c_tree_printer): Reverse order of tests so that
+ flag is checked before field (flag is common, field is not).
+ * dwarf2out.c (decl_ultimate_origin): Only DECL's with
+ TS_DECL_COMMON could have an origin.
+ (add_location_or_const_value_attribute): Don't check section name
+ on non-var/function decls.
+ (dwarf2out_var_location): Reverse order of tests.
+ * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
+ with DECL_WRTL_CHECK.
+ * expmed.c (make_tree): rtl is now in decl_with_rtl.
+ * fold-const.c (fold_binary): Don't check weakness on
+ non-var/function decls.
+ (tree_expr_nonzero_p): Ditto.
+ (fold_checksum_tree): Use tree_decl_extra as sizeof
+ buffer.
+ * ggc-page.c (extra_order_size_table): Add sizes for
+ tree_decl_non_common, tree_parm_decl, tree_var_decl, and
+ tree_field_decl.
+ * gimplify.c (gimplify_bind_expr): Only set
+ DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
+ * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
+ without RTL.
+ * langhooks-def.h (LANG_HOOK_INIT_TS): New.
+ * langhooks.h (init_ts). New langhook.
+ * passes.c (rest_of_decl_compilation): Reverse order of tests.
+ * print-tree.c (print_node): Update to only print fields that
+ exist in the structures the passed decl has.
+ * toplev.c (wrapup_global_declarations): Don't reset
+ DECL_DEFER_OUTPUT on DECL's that don't contain it.
+ * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
+ * tree-inline.c (remap_decl): Ditto.
+ * tree-outof-ssa.c (create_temp): Reverse order of tests.
+ * tree-pretty-print.c (print_declaration): Don't print
+ DECL_REGISTER on things that don't contain it.
+ * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
+ non-var/function decls.
+ * tree.c (tree_contains_struct): New structure.
+ (init_priority_for_decl): New hashtable.
+ (tree_int_map): New structure.
+ (tree_int_map_eq): New function.
+ (tree_int_map_marked_p): Ditto.
+ (tree_int_map_hash): Ditto.
+ (tree_map): Move to tree.h.
+ (tree_map_eq): Externalize.
+ (tree_map_hash): Ditto.
+ (tree_map_marked_p): Ditto.
+ (init_ttree): Set up tree_contains_struct and call langhook.
+ (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
+ (tree_code_size): Update for new structures.
+ (tree_node_structure): Update for new structures.
+ (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
+ without the field.
+ (copy_node_stat): Copy init priority.
+ (build_decl_stat): Ditto for visibility.
+ (ts_enum_names): New.
+ (tree_contains_struct_check_failed): New function.
+ (decl_init_priority_lookup): Ditto.
+ (decl_init_priority_insert): Ditto.
+ * treestruct.def: New file.
+ * tree.h (CODE_CONTAINS_STRUCT): New macro.
+ (CONTAINS_STRUCT_CHECK): Ditto.
+ (tree_contains_struct_check_failed): New prototype.
+ (DECL_CHECK): Removed.
+ (DECL_MINIMAL_CHECK): New.
+ (DECL_COMMON_CHECK): Ditto.
+ (DECL_WRTL_CHECK): Ditto.
+ (DECL_NON_COMMON_CHECK): Ditto.
+ (DECL_WITH_VIS_CHECK): Ditto.
+ (VAR_OR_FUNCTION_DECL_P): Ditto
+ (struct tree_decl_minimal): New structure.
+ (struct tree_decl_common): Ditto.
+ (struct tree_decl_with_rtl): Ditto.
+ (struct tree_decl_with_vis): Ditto.
+ (struct tree_decl_non_common): Ditto.
+ (struct tree_field_decl): Ditto.
+ (struct tree_parm_decl): Ditto.
+ (struct tree_var_decl): Ditto.
+ (struct tree_function_decl): Ditto.
+ (struct tree_const_decl): Ditto.
+ (struct tree_result_decl): Ditto.
+ (union tree_node): Add new structures.
+ * var-tracking.c (track_expr_p): Reverse order of tests.
+
+ * doc/c-tree.texi: Add documentation on DECL node internal structure.
+
+2005-07-08 Kazu Hirata <kazu@codesourcery.com>
+
+ * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
+ * system.h: Poison FINALIZE_PIC.
+ * doc/tm.texi (FINALIZE_PIC): Remove.
+
+2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/22329
+ * tree-ssa-propagate.c (fold_predicate_in): Convert the value
+ to the correct type if we have a MODIFY_EXPR.
+
+2005-07-08 Kazu Hirata <kazu@codesourcery.com>
+
+ PR tree-optimization/22360
+ * tree.c (upper_bound_in_type): Fix calculations for casting
+ to a non-wider signed type and casting a signed value to a
+ wider unsigned type.
+ (lower_bound_in_type): Fix calculations for casting to a
+ non-wider signed type.
+
+ PR tree-optimization/20139
+ * tree-cfg.c (remove_bb): Check in_ssa_p before calling
+ release_defs.
+ * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
+ fold_cond_expr_cond.
+ * tree-ssanames.c (release_defs): Assert in_ssa_p.
+ * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
+
+2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/22356
+ * tree-complex.c (expand_complex_libcall): Produce
+ REALPART_EXPR/IMAGPART_EXPR with the correct type.
+
+2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
+ bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
+ b" assert and inserted fastpath code for this case.
+ (bitmap_ior): Removed "a != b" assert.
+
+2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
+ (ENDFILE_SPEC): Likewise.
+ * config/m32r/m32r.h (ASM_SPEC): Likewise.
+
+ * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
+ a large stack frame at epilogue.
+
+2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
+
+ * final.c: Include sdbout.h when required.
+
+2005-07-07 Geoffrey Keating <geoffk@apple.com>
+
+ * config.gcc (*-*-darwin*): Only one target-specific header file
+ for generic darwin.
+ (powerpc-*-darwin*): Add version-specific header files.
+ * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
+ * config.in: Regenerate.
+ * configure: Regenerate.
+ * gcc.c: Include xregex.h.
+ (version_compare_spec_function): New.
+ (spec_function): Add version-compare.
+ (replace_outfile_spec_function): Reformat comment.
+ (compare_version_strings): New.
+ * config/darwin-c.c (version_as_macro): New.
+ (builtin_define): New.
+ (darwin_cpp_builtins): New.
+ * config/darwin-protos.h (darwin_cpp_builtins): New.
+ * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
+ (LIB_SPEC): Make unconditional, update comment.
+ (TARGET_C99_FUNCTIONS): Define.
+ * config/darwin.opt: Sort.
+ (mmacosx-version-min=): New.
+ * config/darwin7.h: Delete.
+ * config/darwin8.h: Delete.
+ * config/i386/darwin.h (): Call darwin_cpp_builtins.
+ * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
+ (TARGET_C99_FUNCTIONS): Define.
+ * config/rs6000/darwin7.h: New.
+ * config/rs6000/darwin8.h: New.
+ * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
+ (-mmacosx-version-min): Document.
+
+2005-07-07 Ian Lance Taylor <ian@airs.com>
+
+ * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
+
+2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
+
+ PR middle-end/22239
+ * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
+
+2005-07-07 Khem Raj <kraj@mvista.com>
+
+ * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
+ in bytes, not words.
+
+2005-07-07 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
+ DEFAULT_FUNCTION_ARG_PADDING to upward.
+
+2005-07-07 Richard Henderson <rth@redhat.com>
+
+ * function.c (locate_and_pad_parm): Record parameter alignment in
+ stack_alignment_needed.
+
+2005-07-07 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
+ UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
+ (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
+ UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
+ (define_attr "type"): Add isync, sync, load_l, store_c.
+ * config/rs6000/sync.md (memory_barrier): Change to define_expand.
+ Create scratch volatile MEM.
+ (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
+ sync.
+ (load_locked_<mode>): New.
+ (store_conditional_<mode>): New.
+ (sync_compare_and_swap<mode>): Replace with splitter.
+ (sync_lock_test_and_set<mode>): Replace with splitter.
+ (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
+ and UNSPECV_ISYNC.
+ (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
+ is ics. Attribute isync.
+ (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
+ lwsync.
+ * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
+ and UNSPECV_SYNC_OP.
+ (emit_unlikely_jump): New.
+ (emit_load_locked): New.
+ (emit_store_conditional): New.
+ (rs6000_split_compare_and_swap): New.
+ (rs6000_split_lock_test_and_set): New.
+ (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
+ TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
+ * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
+ rs6000_split_lock_test_and_set): Declare.
+ * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
+ mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
+ store_c, isync, sync.
+
+2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
+
+ * Makefile.in (echo_quoted_to_gtyp): New template for outputing
+ filenames to gtyp-gen.h.
+ (s-typ-gen): Use it in place of for loops.
+
+2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
+
+ * hooks.c (hook_bool_rtx_int_false): New function.
+ * hooks.h (hook_bool_rtx_int_false): Declare.
+ * target-def.h (TARGET_COMMUTATIVE_P): Define.
+ (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
+ * target.h (struct gcc_target): Add commutative_p member.
+ * targhooks.c (hook_bool_rtx_commutative_p): New function.
+ * targhooks.h (hook_bool_rtx_commutative_p): Declare.
+ * pa.c (TARGET_COMMUTATIVE_P): Redefine.
+ (pa_commutative_p): New function.
+ * jump.c (target.h): Include.
+ (rtx_renumbered_equal_p): Use targetm.commutative_p.
+ * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
+
+2005-07-07 Adrian Straetling <straetling@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
+ (s390_expand_setmem): New.
+ * config/s390/s390.c: Likewise.
+ (print_shift_count_operand): Truncate to 12 bits instead of 6.
+ Adapt comments.
+ * config/s390/s390.md: ("setmem<mode>"): Accept character as
+ general_operand. Call new function "s390_expand_setmem".
+ ("clrmem_long", "*clrmem_long"): Rewrite to ...
+ ("setmem_long", "*setmem_long"): ... this.
+
+2005-07-07 Adrian Straetling <straetling@de.ibm.com>
+
+ * config/s390/s390.c: (optimization_options): Enable
+ TARGET_MVCLE at -Os.
+ * doc/invoke.texi: Document changes in default behaviour.
+ * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
+
+2005-07-07 Adrian Straetling <straetling@de.ibm.com>
+
+ * expr.c: (set_storage_via_setmem): Convert opchar to mode
+ defined by back-end.
+
+2005-07-07 Jakub Jelinek <jakub@redhat.com>
+
+ * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
+ all sets in the pattern.
+ * config/rs6000/rs6000.md (stack_protect_testsi,
+ stack_protect_testdi): Likewise.
+
+2005-07-06 Jeff Law <law@redhat.com>
+
+ * tree-vrp.c (simplify_using_ranges): Kill.
+ (vrp_finalize): Remove call to simplify_using_ranges.
+ (simplify_stmt_using_ranges): New function extracted from
+ simplify_using_ranges.
+ (simplify_div_or_mod_using_ranges): Likewise.
+ (simplify_abs_using_ranges): Likewise.
+ (simplify_cond_using_ranges): New function.
+ * tree-flow.h (simplify_stmt_using_ranges): Prototype.
+ * tree-ssa-propagate.c (substitute_and_fold): Call
+ simplify_stmt_using_ranges if we have range information.
+
+2005-07-06 James E. Wilson <wilson@specifixinc.com>
+
+ * config/ia64/ia64.c (ia64_reorg): Check optimize before
+ ia64_flag_schedule_isns2.
+
+ * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
+ reading/writing general registers.
+ (ia64_function_arg): Revert 2005-06-18 change.
+
+2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
+
+ * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
+ (legitimize_tls_address): Use gcc_unreachable instead of abort.
+
+2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * function.c (expand_function_end): Revert part of 2005-06-27
+ patch. Do sjlj_emit_function_exit_after after return_label.
+
+2005-07-06 Kazu Hirata <kazu@codesourcery.com>
+
+ * doc/install.texi (--disable-libssp): New.
+
+2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
+
+ * doc/invoke.texi: Update -fforce-mem documentation.
+ * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
+ code for -fforce-mem.
+ * expmed.c: (store_bit_field,store_fixed_bit_field,
+ extract_bit_field): Ditto.
+ * expr.c: (convert_move): Ditto.
+ * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
+ expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
+ emit_conditional_add,expand_float,expand_fix): Ditto.
+ * opts.c: (decode_options): Remove setting of flag_force_mem flag.
+ (common_handle_option): Issue warning when -fforce-mem specified.
+
+2005-07-06 Paul Brook <paul@codesourcery.com>
+
+ * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
+ argument is empty.
+ * configure: Regenerate.
+
+2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
+
+ * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
+
+2005-07-06 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/22319
+ Fix PR tree-optimization/22140
+ Fix PR tree-optimization/22310
+
+ * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
+ variable sized types.
+ Use correct type for intermediate structure on *a = *b structure
+ copies.
+
+2005-07-06 Jakub Jelinek <jakub@redhat.com>
+
+ * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
+ Remove.
+ (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
+ (machine_function): Move typedef to...
+ * config/rs6000/rs6000.c (machine_function): ... here. Add
+ varargs_save_offset field.
+ (rs6000_stack_t): Remove varargs_size field.
+ (setup_incoming_varargs): Allocate varargs save area using
+ assign_stack_local, try to make it as small as possible.
+ Save offset from virtual_stack_vars_rtx to the save area
+ in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
+ instead of magic 8 when fp word byte size is used.
+ (rs6000_va_start): Use cfun->machine->varargs_save_offset
+ instead of -RS6000_VARARGS_SIZE.
+ (rs6000_stack_info, debug_stack_info,
+ rs6000_initial_elimination_offset): Remove all traces of
+ varargs_size.
+ * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
+ * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
+ RS6000_VARARGS_AREA.
+
+2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/21963
+ * tree-ssa-loop-ivopts.c (get_computation_aff): Use
+ constant_multiple_of in the same way get_computation_cost_at does.
+
+2005-07-06 Jakub Jelinek <jakub@redhat.com>
+
+ * config/sparc/sparc.h (sparc_compare_emitted): New extern.
+ * config/sparc/sparc.c (sparc_compare_emitted): New variable.
+ (gen_compare_reg): If sparc_compare_emitted is set, clear it
+ and return its previous value.
+ (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
+ * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
+ constants.
+ (stack_protect_set, stack_protect_test): New expanders.
+ (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
+ stack_protect_testdi): New insns.
+ * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
+ * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
+
+2005-07-06 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dce.c (cfg_altered): New global.
+ (tree_dce_init): Initialize cfg_altered.
+ (remove_dead_stmt): If we remove an edge in the CFG, then set
+ CFG_ALTERED.
+ (perform_tree_ssa_dce): If we altered the CFG, then invalidate
+ the dominators.
+
+2005-07-06 Kazu Hirata <kazu@codesourcery.com>
+
+ * Makefile.in (stamp-collect-ld): Use
+ $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
+ ./collect-ld if it already exists.
+ (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
+ Don't remove ./nm if it already exists.
+
+2005-07-05 Devang Patel <dpatel@apple.com>
+
+ * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
+ (LOOP_VINFO_LOC, LOOP_LOC): Remove.
+ * tree-vectorizer.c (vect_loop_location): New.
+ (vect_print_dump_info): Use vect_loop_location.
+ (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
+ (vectorize_loops): Set vect_loop_location.
+ * tree-vect-analyze.c (vect_analyze_offset_expr,
+ vect_determin_vectorization_factor, vect_analyze_operations,
+ vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
+ vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
+ vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
+ vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
+ vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
+ vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
+ vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
+ vect_analyze_loop): Adjust vect_print_dump_info API.
+ * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
+ vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
+ vect_finish_stmt_generation, vectorizable_assignment,
+ vectorizable_operation, vectorizable_store, vectorizable_load,
+ vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
+ vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
+ vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
+ vect_transform_loop): Same.
+ * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
+ vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
+ Same.
+
+2005-07-05 Randolph Chung <tausq@debian.org>
+
+ * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
+ * configure: Regenerate.
+ * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
+ (pa_tls_referenced_p): Declare.
+ * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
+ (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
+ (legitimize_tls_address): New.
+ (hppa_legitimize_address): Handle TLS addresses.
+ (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
+ (TARGET_CANNOT_FORCE_CONST_MEM): Define.
+ (emit_move_sequence): Handle TLS addresses.
+ (pa_encode_section_info): Call default handler to handle common
+ sections.
+ * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
+ (CONSTANT_ADDRESS_P): Reject TLS operands.
+ (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
+ * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
+ (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
+ (UNSPEC_TLSLE): Define new constants.
+ (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
+ * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
+ (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
+ (tie_symbolic_operand, tle_symbolic_operand): New
+
+2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
+
+ * aclocal.m4: Update macros for autoconf 2.59 style.
+ * configure.ac: Likewise.
+
+2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (function_value): Handle small aggregates on 32-bit targets.
+ (function_arg): Pass small aggregates in general registers on 32-bit
+ targets.
+ * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
+
+2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * Makefile.in (final.o): Fix dependencies.
+
+2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/22013
+ PR c/22098
+ * langhooks.h (struct lang_hooks): Add expr_to_decl.
+ * langhooks.c (lhd_expr_to_decl): New.
+ * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
+ New.
+ (LANG_HOOKS_INITIALIZER): Update.
+ * tree.c (recompute_tree_invarant_for_addr_expr): Call
+ expr_to_decl langhook.
+ * c-tree.h (c_expr_to_decl): Declare.
+ * c-typeck.c (c_expr_to_decl): New.
+ (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
+ specially.
+ * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
+
+2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/22308
+ * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
+ C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
+
+2005-07-05 Paolo Bonzini <bonzini@gnu.org>
+
+ * Makefile.in: Adjust dependencies.
+ * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
+ * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
+ * alias.c (rest_of_handle_cfg, pass_cfg): New.
+ * bb-reorder.c (duplicate_computed_gotos): Make it static.
+ * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
+ rest_of_compilation.
+
+ * bb-reorder.c (gate_duplicate_computed_gotos,
+ pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
+ rest_of_handle_reorder_blocks, pass_reorder_blocks,
+ gate_handle_partition_blocks, rest_of_handle_partition_blocks,
+ pass_partition_blocks): New.
+ * bt-load.c (gate_handle_branch_target_load_optimize,
+ rest_of_handle_branch_target_load_optimize,
+ pass_branch_target_load_optimize): New.
+ * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
+ pass_jump2): New.
+ * cfglayout.c (pass_insn_locators_initialize): New.
+ * cfgrtl.c (pass_free_cfg): New.
+ * combine.c (gate_handle_combine, rest_of_handle_combine,
+ pass_combine): New.
+ * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
+ gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
+ * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
+ * except.c (pass_set_nothrow_function_flags,
+ pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
+ pass_rtl_eh): New.
+ * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
+ rest_of_handle_shorten_branches, pass_shorten_branches,
+ rest_of_clean_state, pass_clean_state): New.
+ * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
+ rest_of_handle_remove_death_notes, pass_remove_death_notes,
+ rest_of_handle_life, pass_life, rest_of_handle_flow2,
+ pass_flow2): New.
+ * function.c (pass_instantiate_virtual_regs, pass_init_function,
+ rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
+ * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
+ pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
+ pass_gcse): New.
+ * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
+ * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
+ pass_rtl_ifcvt, gate_handle_if_after_combine,
+ rest_of_handle_if_after_combine, pass_if_after_combine,
+ gate_handle_if_after_reload, rest_of_handle_if_after_reload,
+ pass_if_after_reload): New.
+ * integrate.c (pass_initial_value_sets): New.
+ * jump.c (pass_cleanup_barriers, purge_line_number_notes,
+ pass_purge_lineno_notes): New.
+ * mode-switching.c (rest_of_handle_mode_switching,
+ pass_mode_switching): New.
+ * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
+ * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
+ pass_loop2): New.
+ * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
+ pass_loop_optimize): New.
+ * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
+ pass_sms): New.
+ * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
+ pass_gcse2): New.
+ * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
+ pass_postreload_cse): New.
+ * profile.c (gate_handle_profiling, pass_profiling,
+ rest_of_handle_branch_prob, pass_branch_prob): New.
+ * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
+ pass_split_before_regstack, gate_handle_split_before_regstack,
+ gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
+ rest_of_handle_split_all_insns, pass_split_all_insns): New.
+ * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
+ pass_stack_regs): New.
+ * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
+ gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
+ pass_stack_adjustments): New.
+ * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
+ pass_regrename): New.
+ * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
+ pass_delay_slots, gate_handle_machine_reorg,
+ rest_of_handle_machine_reorg, pass_machine_reorg): New.
+ * rtl.h (extern void purge_line_number_notes): New.
+ * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
+ gate_handle_sched2, rest_of_handle_sched2, pass_sched,
+ pass_sched2): New.
+ * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
+ pass_tracer): New.
+ * value-prof.c (gate_handle_value_profile_transformations,
+ rest_of_handle_value_profile_transformations,
+ pass_value_profile_transformations): New.
+ * var-tracking.c (gate_handle_var_tracking,
+ pass_variable_tracking): New.
+ * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
+
+ * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
+ rest_of_handle_delay_slots, rest_of_handle_stack_regs,
+ rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
+ rest_of_handle_old_regalloc, rest_of_handle_regrename,
+ rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
+ rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
+ rest_of_handle_gcse2, rest_of_handle_regmove,
+ rest_of_handle_tracer, rest_of_handle_if_conversion,
+ rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
+ rest_of_handle_web, rest_of_handle_branch_prob,
+ rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
+ rest_of_handle_jump_bypass, rest_of_handle_combine,
+ 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_branch_target_load_optimize,
+ rest_of_handle_mode_switching, rest_of_handle_jump,
+ rest_of_handle_eh, rest_of_handle_stack_adjustments,
+ rest_of_handle_flow2, rest_of_handle_jump2,
+ rest_of_handle_peephole2, rest_of_handle_postreload,
+ rest_of_handle_shorten_branches, rest_of_clean_state,
+ rest_of_compilation): Remove.
+
+ * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
+ * passes.c (dump_flags, in_gimple_form, all_passes,
+ all_ipa_passes, all_lowering_passes, register_one_dump_file,
+ register_dump_files, next_pass_1, last_verified, execute_todo,
+ execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
+ from tree-optimize.c.
+ (init_optimization_passes): Moved from tree-optimize.c,
+ adding the RTL optimizations.
+ * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
+ * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
+ all_ipa_passes, all_lowering_passes, register_one_dump_file,
+ register_dump_files, next_pass_1, last_verified, execute_todo,
+ execute_one_pass, execute_pass_list, execute_ipa_pass_list,
+ init_tree_optimization_passes, ipa_passes): Delete.
+ * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
+ the RTL dumps.
+ (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
+ dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
+ from tree.h.
+ (ipa_passes): Remove.
+ (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
+ * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
+ dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
+ dump_switch_p, dump_flag_name): Moved to tree-pass.h.
+ (dump_info_p, dump_flag): Moved to tree-dump.h.
+
+ * Makefile.in: Adjust dependencies for tree-pretty-print.c,
+ cgraph.c, opts.c.
+ * passes.c (finish_optimization_passes): Use dump_begin
+ and dump_end, TDI_end.
+ (gate_rest_of_compilation): New.
+ (pass_rest_of_compilation): Use it.
+ (gate_postreload, pass_postreload): New.
+ * toplev.c (general_init): Rename init_tree_optimization_passes.
+ * toplev.h (init_tree_optimization_passes): Rename to
+ init_optimizations_passes.
+ * tree-dump.c (dump_flag): Make static.
+ (dump_files): Remove RTL dumps.
+ * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
+ pass_cleanup_cfg, pass_free_cfg_annotations,
+ pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
+ pass_init_datastructures, pass_fixup_cfg): Make non-static.
+ * tree-pretty-print.c: Include tree-pass.h.
+ * cgraph.c: Include tree-dump.h.
+
+2005-07-04 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
+ Only fall back to saying it points to readonly memory if
+ we can't do better.
+
+2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
+ * config/m32r/m32r.c (m32r_compute_frame_size,
+ m32r_expand_prologue): Take current_function_profile into
+ account whenever we reference
+ current_function_uses_pic_offset_table.
+ (m32r_finalize_pic): Remove.
+ * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
+
+2005-07-05 Kazu Hirata <kazu@codesourcery.com>
+
+ * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
+ instead of $<. Don't remove ./as if it already exists.
+
+2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/21723
+ * pa.md: Remove fcpy alternative from movhi and movqi patterns.
+ * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
+ for complex modes when generating code for PA 1.0.
+ (VALID_FP_MODE_P): New macro.
+ (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
+ sets for all general and floating point modes. Align wide floating
+ point modes to even register boundaries to comply with architectural
+ requirements.
+ (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
+ * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
+ (VALID_FP_MODE_P): New macro.
+ (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
+ sets for all general and floating point modes. Align wide floating
+ point modes to even register boundaries to comply with architectural
+ requirements.
+
+2005-07-04 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-dump.c (dump_files): Initialize dump number for .cgraph
+ to 0.
+
+2005-07-04 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-structalias.c: Don't include expr.h.
+
+2005-07-04 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
+ comments.
+
+2005-07-04 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/22279
+
+ * tree-ssa-structalias.c (offset_overlaps_with_access): Use
+ correct operator.
+
+2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
+
+ * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
+
+2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
+
+ * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
+ cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
+ config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
+ config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
+ config/stormy16/stormy16.c, config/v850/v850.c,
+ config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
+ except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
+ Avoid "." or "\n" at end of diagnostics and capital letters at
+ start of diagnostics.
+ * combine.c, cse.c: Don't translate dump file output.
+ * toplev.c (print_version): Only translate output if going to
+ stderr.
+
+2005-07-03 Kazu Hirata <kazu@codesourcery.com>
+
+ * c-decl.c, tree-object-size.c, tree-vectorizer.c,
+ config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
+ typos.
+
+2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (fix_range): Fix typo in comment.
+
+2005-07-03 Kazu Hirata <kazu@codesourcery.com>
+
+ * tree-vrp.c (extract_range_from_assert): Replace
+ fold (build (...)) with fold_build2.
+
+2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
+ gcc_gfc_char_table, init_dynamic_gfc_info): New.
+ (format_types_orig, handle_format_attribute): Add support for
+ format "gcc_gfc".
+
+2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * varasm.c (assemble_variable): Fix format specifier thinko.
+
+2005-07-03 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/22029 (and 22135)
+ * tree-pretty-print.c (dump_generic_node): Check that the node is not
+ a phi node before calling dump_vops.
+
+2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * tree-dump.h (dump_string_field): Declare.
+ * tree-dump.c: Use it instead of dump_string.
+ (dump_string_field): Make non-static.
+
+2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
+ up the minimal CFG stuff always when optimize > 0. Call
+ split_all_insns_noflow in PIC case if needed.
+
+2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
+ Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
+
+ PR c++/18279
+ * c-decl.c (c_write_global_declarations): Dump contents of
+ external scope to.
+ * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
+ <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
+ <GOTO_EXPR>, <SWITCH_EXPR>: Add.
+ (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
+ is enabled.
+
+2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
+
+ * c-common.h (GCC_DIAG_STYLE): Define.
+ * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
+ version for format checking to 4.1.
+ * c-format.c: Include toplev.h after c-common.h.
+ (enum format_type): Add gcc_tdiag_format_type.
+ (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
+ gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
+ (format_types_orig): Add gcc_tdiag.
+ (init_dynamic_diag_info): Support gcc_tdiag formats.
+ (handle_format_attribute): Likewise.
+ * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
+ (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
+ version for format checking to 4.1.
+ (warning0, warning, error, pedwarn, sorry): Use
+ ATTRIBUTE_GCC_DIAG.
+ * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
+ (finish_aliases_1): Do not use %qE.
+ * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
+ config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
+ Correct format bugs.
+ * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
+ parameter to unsigned HOST_WIDE_INT.
+ * config/v850/v850.c (v850_output_aligned_bss): Likewise.
+
+2005-07-02 David Edelsohn <edelsohn@gnu.org>
+
+ PR middle-end/21742
+ * expr.c (write_complex_part): Use adjust_address for MEM.
+ (read_complex_part): Same.
+
+2005-07-02 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/22280
+
+ * tree-sra.c (generate_element_init): Remove useless loop.
+
+2005-07-02 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_legitimize_address): Check for
+ TLS_MODEL_NONE.
+ (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
+
+2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/14490
+ * fold-const.c (fold_binary): Handle the return value of
+ fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
+ Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
+
+2005-07-02 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
+ a eliminate type conversion which feeds an equality comparison
+ if the original type or either operand in the comparison is a
+ function pointer.
+
+2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
+
+ * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
+ config/rs6000/rs6000.opt, params.def: Remove "." from end of help
+ texts.
+ * config/avr/avr.c: Do not use '`' as left quote.
+ * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
+ Remove "." from end of diagnostics. Make diagnostics start with
+ lowercase letter.
+
+2005-07-02 Zack Weinberg <zack@codesourcery.com>
+ Joseph S. Myers <joseph@codesourcery.com>
+
+ * toplev.c (default_tree_printer): Handle setting location with
+ '+' flag.
+ * c-objc.common.c (c_tree_printer): Likewise.
+ * c-format.c (gcc_diag_flag_specs): Add '+'.
+ (gcc_cdiag_char_table): Allow '+' flag for tree formats.
+ (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
+ formats.
+ * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
+ config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
+ config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
+ config/v850/v850.c, function.c, stor-layout.c, toplev.c,
+ tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
+ instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
+ of diagnostics. Use %q+D not %s for a decl. Do not pass excess
+ format arguments where %J is used without %D.
+
+2005-07-02 Jakub Jelinek <jakub@redhat.com>
+
+ * gcc.c (LINK_SSP_SPEC): Define.
+ (link_ssp_spec): New variable.
+ (LINK_COMMAND_SPEC): Add %(link_ssp).
+ (static_specs): Add link_ssp_spec.
+ * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
+ * configure: Rebuilt.
+ * config.in: Rebuilt.
+
+ * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
+ * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
+ * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
+ * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
+ * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
+ If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
+ -0x7008(2) instead of reading __stack_chk_guard variable.
+ * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
+ number.
+ (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
+ (stack_protect_set, stack_protect_test): Use *_tls* patterns
+ if TARGET_THREAD_SSP_OFFSET is defined.
+ (stack_tls_protect_set_si, stack_tls_protect_set_di,
+ stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
+
+ Revert:
+ 2005-06-27 Richard Henderson <rth@redhat.com>
+ * libgcc-std.ver (GCC_4.1.0): New.
+ * libgcc.h (__stack_chk_guard): Declare.
+ (__stack_chk_fail, __stack_chk_fail_local): Declare.
+ * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
+ * mklibgcc.in (lib2funcs): Add them.
+
+2005-07-01 Richard Henderson <rth@redhat.com>
+
+ * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
+ void * before struct sigcontext *.
+ (x86_fallback_frame_state): Likewise.
+
+2005-07-01 James E. Wilson <wilson@specifixinc.com>
+
+ * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
+
+2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/22269
+ * tree-ssa-reassoc.c (should_transpose): Fix which operand
+ we check for SSA_NAME for.
+
+2005-07-01 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/22071
+
+ * tree-ssa-structalias.c (offset_overlaps_with_access): New
+ function.
+ (get_constraint_for_component_ref): Use it.
+
+2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR other/22264
+ * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
+ print out the last new line.
+
+2005-07-01 Hans-Peter Nilsson <hp@axis.se>
+
+ * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
+ Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
+ * config/cris/cris.c (cris_conditional_register_usage): Adjust
+ reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
+ (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
+ (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
+ * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
+ (enum reg_class): New member CC0_REGS.
+ (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
+ (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
+ (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
+ (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
+ (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
+ Adjust for register now described.
+
+2005-07-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/22262
+ * config/i386/i386.md (stack_protect_test_si,
+ stack_protect_test_di): Add earlyclobber for scratch 3.
+ * config/rs6000/rs6000.md (stack_protect_testsi,
+ stack_protect_testdi): Add earlyclobber for scratch 3,
+ remove earlyclobber from scratch 4.
+
+Older entries for 2005 can be found in ChangeLog-2005.
2005-06-30 Diego Novillo <dnovillo@redhat.com>
PR 21584
(check_all_va_list_escapes): Ditto.
(execute_optimize_stdarg): Ditto.
* tree-tailcall.c (suitable_for_tail_opt_p): Used referenced_var
- iterator.
+ iterator.
2005-06-30 Andrew Pinski <pinskia@physics.uc.edu>
process_unification_queue, init_topo_info, topo_visit,
init_scc_info, free_scc_info, perform_var_substitution,
solve_graph): Use unsigned instead of uint.
-
+
2005-06-30 Jakub Jelinek <jakub@redhat.com>
* function.c (gen_stack_protect_test): Add third argument.
2005-06-29 Caroline Tice <ctice@apple.com>
Fix PR 21956
- * varasm.c (assemble_start_function): Add "L" to beginning of
+ * varasm.c (assemble_start_function): Add "L" to beginning of
local labels, so assembler & linker treat them as local.
-
+
2005-06-29 Richard Henderson <rth@redhat.com>
* config/i386/i386.c (ix86_expand_int_vcond): Remove unsignedp
2005-06-29 Stuart Hastings <stuart@apple.com>
- * gcc/config/i386/mmintrin.h: Mark vector intrinsics always_inline.
- * gcc/config/i386/emmintrin.h: Likewise.
- * gcc/config/i386/pmmintrin.h: Likewise.
- * gcc/config/i386/xmmintrin.h: Likewise.
-
+ * config/i386/mmintrin.h: Mark vector intrinsics always_inline.
+ * config/i386/emmintrin.h: Likewise.
+ * config/i386/pmmintrin.h: Likewise.
+ * config/i386/xmmintrin.h: Likewise.
+
2005-06-29 Steve Ellcey <sje@cup.hp.com>
PR middle-end/21969
displacements for addresses containing frame_pointer_rtx or
virtual_stack_vars_rtx.
(s390_frame_info): Replaced use of STARTING_FRAME_OFFSET.
- (s390_initial_elimination_offset): New offset when eliminating the
+ (s390_initial_elimination_offset): New offset when eliminating the
soft frame pointer.
* config/s390/s390.h (FRAME_GROWS_DOWNWARD): Defined as 1.
(STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET): Definitions changed.
* hooks.c (hook_constcharptr_tree_tree_null,
hook_constcharptr_int_tree_null,
hook_constcharptr_int_tree_tree_null): Likewise.
- * gcc/doc/tm.texi (TARGET_INVALID_CONVERSION,
+ * doc/tm.texi (TARGET_INVALID_CONVERSION,
TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Document.
* c-convert.c (convert): Use invalid_conversion hook.
* c-typeck.c (build_unary_op): Use invalid_unary_op hook.
2005-06-28 Andreas Krebbel <krebbel1@de.ibm.com>
- * except.c (current_function_has_exception_handlers): Function
+ * except.c (current_function_has_exception_handlers): Function
description added and if statements merged.
2005-06-28 Richard Henderson <rth@redhat.com>
(assign_parm_adjust_stack_rtl): Zap stack_parm when stack protect
wants to copy the parameter into the stack frame.
(stack_protect_prologue, stack_protect_epilogue): New.
- (expand_function_end): Call stack_protect_epilogue. Do
+ (expand_function_end): Call stack_protect_epilogue. Do
sjlj_emit_function_exit_after after naked_return_label.
* function.h (struct function): Add stack_protect_guard.
* params.def (PARAM_SSP_BUFFER_SIZE): New.
CALL_EXPR_HAS_RETURN_SLOT_ADDR based on escape analysis.
* tree-pass.h: Declare pass_return_slot.
* tree-optimize.c (init_tree_optimization_passes): Add it.
-
+
2005-06-23 David Edelsohn <edelsohn@gnu.org>
PR target/21760
patterns test PPC405_ERRATUM77.
2005-06-23 Jan Hubicka <jh@suse.cz>
-
+
* tree-inline.c (copy_body_r): Remap labels correctly.
2005-06-22 Alan Modra <amodra@bigpond.net.au>
* config/ia64/ia64-modes.def (V4SF): Add.
* config/ia64/ia64.c (ia64_legitimate_constant_p): Handle CONST_VECTOR.
- * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Allow vector to
+ * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Allow vector to
integer mode changes in fp regs.
* config/ia64/ia64.md (UNSPEC_VECT_EXTR): New.
* config/ia64/vect.md (smaxv2sf3, sminv2sf3): Fix typos in names.
* tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): New
tree-codes.
* optabs.h (OTI_reduc_smax, OTI_reduc_umax, OTI_reduc_smin,
- OTI_reduc_umin, OTI_reduc_plus): New optabs for reduction.
+ OTI_reduc_umin, OTI_reduc_plus): New optabs for reduction.
(reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
reduc_plus_optab): New optabs for reduction.
* expr.c (expand_expr_real_1): Handle new tree-codes.
new tree-codes.
* optabs.c (optab_for_tree_code): Handle new tree-codes.
(init_optabs): Initialize new optabs.
- * genopinit.c (optabs): Define handlers for new optabs.
+ * genopinit.c (optabs): Define handlers for new optabs.
* tree-vect-analyze.c (vect_analyze_operations): Fail vectorization in
case of a phi that is marked as relevant. Call vectorizable_reduction.
(vect_mark_relevant): Phis may be marked as relevant.
- (vect_mark_stmts_to_be_vectorized): The use corresponding to the
+ (vect_mark_stmts_to_be_vectorized): The use corresponding to the
reduction variable in a reduction stmt does not mark its defining phi
as relevant. Update documentation accordingly.
(vect_can_advance_ivs_p): Skip reduction phis.
(vect_create_destination_var): Update call to vect_get_new_vect_var.
Handle non-vector argument.
(get_initial_def_for_reduction): New function.
- (vect_create_epilog_for_reduction): New function.
+ (vect_create_epilog_for_reduction): New function.
(vectorizable_reduction): New function.
- (vect_get_new_vect_var): Handle new vect_var_kind.
+ (vect_get_new_vect_var): Handle new vect_var_kind.
(vectorizable_assignment, vectorizable_operation, vectorizable_store,
vectorizable_condition): Update call to vect_get_new_vect_var.
(vect_transform_stmt): Call vectorizable_reduction.
* tree-vect-analyze.c (vect_determine_vectorization_factor): Remove
ENABLE_CHECKING around gcc_assert.
* tree-vect-transform.c (vect_do_peeling_for_loop_bound,
- (vect_do_peeling_for_alignment, vect_transform_loop,
+ (vect_do_peeling_for_alignment, vect_transform_loop,
vect_get_vec_def_for_operand): Likewise.
2005-06-18 Joseph S. Myers <joseph@codesourcery.com>
altivec_vspltisw_v4sf): Use new 5 bit constant operand predicates.
* config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Fix signed
5 bit constant check.
-
+
2005-06-17 Richard Henderson <rth@redhat.com>
* local-alloc.c (update_equiv_regs): Update reg_equiv_init
fold_complex_mult, fold_complex_div_parts, fold_complex_div): Remove.
(fold_binary): Don't call them. Don't expand complex comparisons to
elementary comparisons.
- * tree-complex.c (init_dont_simulate_again): Enhance search for
+ * tree-complex.c (init_dont_simulate_again): Enhance search for
stmts that require decomposition.
(complex_visit_stmt): Handle RETURN_EXPR properly.
(create_components): Handle no referenced variables properly.
* config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp,
24k and 24kx.
-
+
2005-06-15 Richard Sandiford <richard@codesourcery.com>
* doc/invoke.texi (-mips16): Fix typo.
(*zero_extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for
matching mips16e zeb/zeh.
(*extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for matching
- mips16e seb/seh.
+ mips16e seb/seh.
(*extend<SHORT:mode><GPR:mode>2): Disable this pattern for
- GENERATE_MIPS16E.
+ GENERATE_MIPS16E.
* doc/invoke.texi (MIPS Options): Add comment to -mips16
indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64.
-
+
2005-06-15 Diego Novillo <dnovillo@redhat.com>
PR 22018
Fix PR tree-optimization/22005
Fix PR tree-optimization/22025
-
+
* tree-ssa-structalias.c (struct variable_info): Add has_union
member.
- (create_variable_info_for): Mark variables containing unions.
+ (create_variable_info_for): Mark variables containing unions.
Don't sort the field stack if notokay is true.
(find_what_p_points_to): Convert variables containing unions back
to their SFT's if necessary.
-
+
2005-06-11 Daniel Berlin <dberlin@dberlin.org>
* lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step
* lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
and access function against chrec_dont_know.
-
+
2005-06-10 Daniel Berlin <dberlin@dberlin.org>
* lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
(can_put_in_inner_loop): Ditto.
(can_convert_to_perfect_nest): Ditto.
(perfect_nestify): Create iv with right type.
- Rewrite statements in correct order.
+ Rewrite statements in correct order.
2005-06-10 Keith Besaw <kbesaw@us.ibm.com>
2005-06-10 Dorit Nuzman <dorit@il.ibm.com>
* tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose
- dependence-distance modulo VF is 0 are recorded in the
+ dependence-distance modulo VF is 0 are recorded in the
SAME_ALIGN_REFs VEC in each DR.
(vect_enhance_data_refs_alignment): Avoid 80 column overflow. The
alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the
2005-06-09 Dale Johannesen <dalej@apple.com>
- * config/i386/i386.c (optimization_options): Make -fno-math-errno
+ * config/i386/i386.c (optimization_options): Make -fno-math-errno
the default on Darwin.
- * config/rs6000/rs6000.c (optimization_options): Ditto.
+ * config/rs6000/rs6000.c (optimization_options): Ditto.
* doc/invoke.texi (-fno-math-errno): Document.
2005-06-09 Dale Johannesen <dalej@apple.com>
"invalid_within_doloop". Change return type to "const char *".
Update Comment.
* targhooks.h (default_insn_valid_within_doloop): Rename into
- "default_invalid_within_doloop".
+ "default_invalid_within_doloop".
* targhooks.c (default_insn_valid_within_doloop): Likewise.
Update Comment.
* target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
* tree-complex.c (complex_lattice_t): New.
(complex_lattice_values, complex_variable_components): New.
(some_nonzerop, find_lattice_value, is_complex_reg,
- init_parameter_lattice_values, init_dont_simulate_again,
+ init_parameter_lattice_values, init_dont_simulate_again,
complex_visit_stmt, complex_visit_phi, create_components,
- update_complex_components, update_parameter_components,
+ update_complex_components, update_parameter_components,
update_phi_components, update_all_vops, expand_complex_move): New.
(extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
SSA_NAME.
2005-06-08 Dale Johannesen <dalej@apple.com>
- * config/darwin.c (darwin_binds_local_p): New.
- * config/darwin-protos.h (darwin_binds_local_p): Declare it.
- * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
- * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
- (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
+ * config/darwin.c (darwin_binds_local_p): New.
+ * config/darwin-protos.h (darwin_binds_local_p): Declare it.
+ * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
+ * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
+ (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
2005-06-08 Aldy Hernandez <aldyh@redhat.com>
From Jie Zhang <jie.zhang@analog.com>
* config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
behavior of the native assembler in VDSP. So change accordingly.
-
+
2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
* tree-data-ref.c (compute_estimated_nb_iterations,
2005-06-07 Dale Johannesen <dalej@apple.com>
- * config/i386/i386.md (movqi_1): Fix case where source
+ * config/i386/i386.md (movqi_1): Fix case where source
is memory and destination EDI.
2005-06-08 Kazu Hirata <kazu@codesourcery.com>
(frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
Use new ix86_optimize_mode_switching[] array.
- (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
+ (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
Use new ix86_optimize_mode_switching[] array.
(frndintxf2_trunc): Change constants in call to
2005-06-07 Dale Johannesen <dalej@apple.com>
- * tree-nested.c (finalize_nesting_tree_1): Disable
+ * tree-nested.c (finalize_nesting_tree_1): Disable
warn_padded around layout_type call.
2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
(evolution_function_is_invariant_rec_p,
evolution_function_is_invariant_p): New.
(chrec_convert): Use an extra parameter AT_STMT for refining the
- information that is passed down to convert_step. Integrate the
+ information that is passed down to convert_step. Integrate the
code that was in count_ev_in_wider_type.
* tree-chrec.h (count_ev_in_wider_type): Removed.
(chrec_convert): Modify its declaration.
analyze_scalar_evolution_1): Initialize AT_STMT with the current
analyzed statement.
(instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
- * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
+ * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
can_count_iv_in_wider_type to use convert_step.
- * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
+ * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
code that is independent of the loop over the known iteration
bounds to convert_step_widening, the rest is moved to
proved_non_wrapping_p.
(can_count_iv_in_wider_type): Renamed convert_step.
* tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
Use scev_probably_wraps_p for computing init_is_max.
- (vrp_visit_assignment): Pass the current analyzed statement to
+ (vrp_visit_assignment): Pass the current analyzed statement to
adjust_range_with_scev.
- (execute_vrp): Call estimate_numbers_of_iterations for refining the
+ (execute_vrp): Call estimate_numbers_of_iterations for refining the
information provided by scev analyzer.
2005-06-07 Eric Christopher <echristo@redhat.com>
(struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
(create_mem_ref, addr_for_mem_ref, get_address_description,
maybe_fold_tmr, multiplier_allowed_in_address_p,
- multiply_by_cost): Declare.
+ multiply_by_cost): Declare.
* tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
* tree-pretty-print.c (dump_generic_node): Ditto.
* tree-ssa-loop-im.c (for_each_index): Ditto.
* c-lex.c (lex_string): Use XOBFINISH.
* collect2.c (extract_string, dump_file): Likewise.
* dbxout.c (dbxout_finish_complex_stabs): Likewise.
- * gcc.c (init_spec, build_search_list, convert_filename,
+ * gcc.c (init_spec, build_search_list, convert_filename,
set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
* genpreds.c (write_predicate_subfunction): Likewise.
* genflags.c (main): Likewise.
- * read-rtl.c (mode_attr_index, apply_macro_to_string,
- join_c_conditions, read_quoted_string, read_braced_string,
+ * read-rtl.c (mode_attr_index, apply_macro_to_string,
+ join_c_conditions, read_quoted_string, read_braced_string,
read_rtx_1): Likewise.
* stringpool.c (ggc_alloc_string): Likewise.
* tlink.c (obstack_fgets, recompile_files): Likewise.
2005-06-04 Dale Johannesen <dalej@apple.com>
* config/rs6000/rs6000.c (no_global_regs_above): New.
- (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
- (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
+ (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
+ (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
(rs6000_conditional_register_usage): Don't put Darwin PIC
register in global_regs.
- (rs6000_stack_info): Don't set lr_save_p just because Darwin
+ (rs6000_stack_info): Don't set lr_save_p just because Darwin
PIC reg used.
- (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
+ (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
if not done by lr_save_p.
- * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
+ * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
Use rotate instead of ashift.
- (call_indirect_nonlocal_sysv): Prefer CTR to LR.
- (call_value_indirect_nonlocal_sysv): Ditto.
+ (call_indirect_nonlocal_sysv): Prefer CTR to LR.
+ (call_value_indirect_nonlocal_sysv): Ditto.
2005-06-04 Jan Hubicka <jh@suse.cz>
* cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
* dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
- * expr.c (expand_var): Ditto.
+ * expr.c (expand_var): Ditto.
* function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
* gimplify.c (gimplify_decl_expr): Ditto.
(gimplify_expr): Ditto.
implicit == 1.
2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
-
+
* tree-data-ref.c (compute_self_dependence): New function.
(compute_all_dependences): Use it.
2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
* configure.ac: Check declaration for asprintf, needed by
- libiberty.h.
+ libiberty.h.
* configure: Regenerate.
* config.in: Likewise.
* tree-complex.c (build_replicated_const, vector_inner_type,
vector_last_type, vector_last_nunits, build_word_mode_vector_type,
elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
- do_negate, expand_vector_piecewise, expand_vector_parallel,
- expand_vector_addition, expand_vector_operation,
- type_for_widest_vector_mode, expand_vector_operations_1,
- gate_expand_vector_operations, expand_vector_operations,
+ do_negate, expand_vector_piecewise, expand_vector_parallel,
+ expand_vector_addition, expand_vector_operation,
+ type_for_widest_vector_mode, expand_vector_operations_1,
+ gate_expand_vector_operations, expand_vector_operations,
pass_lower_vector_ssa): Move to tree-vect-generic.c.
(tree_lower_complex): Rename from tree_lower_operations.
(pass_lower_complex): Rename from pass_pre_expand.
2005-06-02 Richard Henderson <rth@redhat.com>
- * modulo-sched.c (doloop_register_get): Protect against
+ * modulo-sched.c (doloop_register_get): Protect against
doloop_end not defined.
2005-06-02 Kazu Hirata <kazu@codesourcery.com>
* tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
phi_result when current_def is not available.
(slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
- available.
+ available.
2005-06-02 David Edelsohn <edelsohn@gnu.org>
* tree-ssa-propagate.h (enum value_range_type): Move from
tree-flow.h.
(struct value_range_d): Likewise.
- Add field 'equiv'.
+ Add field 'equiv'.
(value_range_t): Rename from value_range.
* tree-vrp.c (found_in_subgraph): Rename from found.
(get_opposite_operand): Remove.
Call find_assert_locations and process_assert_insertions.
(remove_range_assertions): Add more documentation.
(vrp_initialize): Change return type to void.
- Do not try to guess if running VRP is worth it.
+ Do not try to guess if running VRP is worth it.
(compare_name_with_value): New.
(compare_names): New.
(vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
- * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
+ * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
Add documentation for REG_SETJMP
2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
- * gcse.c (compute_transp, load_killed_in_block): Use
+ * gcse.c (compute_transp, load_killed_in_block): Use
MEM_READONLY_P.
2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
PR target/21854
* config/mips/mips-protos.h: Declare mips_use_ins_ext_p
-
+
2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* errors.h (warning, error, fatal, internal_error): Add printf
tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
errors.h and include toplev.h if necessary.
-
+
* rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
errors.h otherwise include toplev.h.
-
+
* Makefile.in: Update dependencies.
-
+
2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
(dump_tree_statistics): Dump debug_expr hashtable stats.
* tree.h (DECL_DEBUG_EXPR): Change
(SET_DECL_DEBUG_EXPR): Add.
-
+
2005-06-01 Alan Modra <amodra@bigpond.net.au>
* configure.ac: Add --enable-secureplt.
the destination. This routine is now only called when this is safe.
(better_edge): New function split out from convert_regs_1 to
determine which of two edges is better to propagate across.
- (convert_regs_1): We need only search for a best edge if the
+ (convert_regs_1): We need only search for a best edge if the
stack layout hasn't been defined yet. Use better_edge to help
find beste. No longer traverse unnecessary edges.
2005-05-28 Jan Hubicka <jh@suse.cz>
- * except.c (can_throw_internal_1, can_throw_external_1): Add
+ * except.c (can_throw_internal_1, can_throw_external_1): Add
"is_resx" argument.
(can_throw_external, can_throw_internal): Bring into sync wrt
dealing resx.
* darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
for Objective-C++.
-
+
2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
* tree-ssa-forwprop.c (forward_propagate_addr_expr):
with "var_type".
* opts.c (handle_option, option_enabled): Update after above name
change. Cast flag_var before using it. Handle CLVC_STRING.
-
+
* config/alpha/alpha.h (alpha_tls_size): Delete.
* config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
(alpha_tune_string, alpha_tp_string, alpha_fprm_string)
2005-05-25 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/21705
-
+
* tree-ssa-pre.c (in_fre): New static variable.
(create_value_expr_from): Recursively value number reference ops
in argument lists.
2005-05-25 Adrian Straetling <straetling@de.ibm.com>
- * loop-doloop.c: Include "target.h".
+ * loop-doloop.c: Include "target.h".
(doloop_valid_p): Move tests to function in targhooks.c.
* target.h (struct gcc_target): New target hook
"insn_valid_within_doloop".
(tle_symbolic_operand): Likewise.
2005-05-24 DJ Delorie <dj@redhat.com>
-
+
* common.opt (-Wattributes): New. Default true.
* doc/invoke.texi (-Wno-attributes): Document.
-
+
* attribs.c (decl_attributes): Move warning control from if() to
warning(OPT_*).
* c-common.c (handle_packed_attribute): Likewise.
* configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
existence of long long and __int64 before determining their size.
* aclocal.m4: Delete gcc_AC_C_LONG_LONG.
- * configure, config.h.in: Regenerate.
+ * configure, config.h.in: Regenerate.
2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2005-05-24 Nick Clifton <nickc@redhat.com>
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
- __NO_FPRS__ when 'f' class registers will not be available.
+ __NO_FPRS__ when 'f' class registers will not be available.
2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
- * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
+ * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
nothing was done.
- * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
+ * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
nothing then FAIL.
* config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
prototype.
2005-05-19 Richard Henderson <rth@redhat.com>
PR target/21390
- * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
+ * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
TFmode code swapping ...
(alpha_emit_xfloating_compare): ... here.
(alpha_emit_setcc): Update to match.
* config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
the mask end.
-
+
2005-05-18 Richard Henderson <rth@redhat.com>
* tree-ssa-forwprop.c (cfg_changed): New.
* rs6000/predicates.md (fix_trunc_dest_operand): New.
* rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
Check that a memory operand is valid before trying to use it.
-
+
* tree-cfg.c (pass_remove_useless): This pass works on trees.
2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
* cfgrtl.c (purge_dead_edges): Don't remove fake edges.
2005-05-18 Daniel Berlin <dberlin@dberlin.org>
-
+
Fix PR tree-optimization/21407
* tree-ssa-operands.c (note_addressable): Change
(fobjc-sjlj-exceptions): Likewise.
* config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
(OFFS_ASSIGNIVAR_FAST): Add.
-
+
2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/sparc.md (movhi): Do not test constness
appropriate.
* unwind-dw2-fde.c (__deregister_frame_info_bases,
base_from_object, fde_split, end_fde_sort): Likewise.
- * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
+ * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
uw_init_context_1): Likewise.
* unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
Steven Bosscher <stevenb@suse.de>
PR tree-opt/21399
- * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
+ * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
maybe_clean_eh_stmt; take old stmt parameter. Update EH
region data structure to match replacement.
* tree-flow.h: Update to match.
2005-05-16 Caroline Tice <ctice@apple.com>
- * bb-reorder.c (verify_hot_cold_block_grouping): Replace
+ * bb-reorder.c (verify_hot_cold_block_grouping): Replace
internal_error with gcc_assert.
- * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
+ * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
* function.h (struct function): Remove space between "*" and
struct field names.
- * varasm.c (initialize_cold_section_name): Add gcc_assert;
+ * varasm.c (initialize_cold_section_name): Add gcc_assert;
modify to use alloca.
(unlikely_text_section): Add check for flag_function_sections.
- (assemble_start_function): Move call to resolve_section, so it
+ (assemble_start_function): Move call to resolve_section, so it
comes before first call to unlikely_text_section.
- (assemble_end_function): Add test and call to function_section
+ (assemble_end_function): Add test and call to function_section
if appropriate.
-
+
2005-05-16 Roger Sayle <roger@eyesopen.com>
* c-common.c (c_common_truthvalue_conversion): Use fold_build2
2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
- * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
+ * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
New values for vec_select definitions and bitmask for element
selection.
-
+
2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
* dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
* config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
2005-05-15 Daniel Berlin <dberlin@dberlin.org>
-
+
Fix PR tree-optimization/21576
-
+
* tree-ssa-pre.c (expression_node_pool): New pool.
(comparison_node_pool): Ditto.
(list_node_pool): Ditto.
for a 3 operand mul and its bypasses.
* config/mips/3000.md (r3k_imul): Add imul3 to reservations.
* config/mips/4000.md (r4k_imul): Likewise.
- * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
+ * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
* config/mips/4130.md (vr4130_class, vr4130_mulsi)
(vr4130_muldi): Likewise.
* config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
* config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
* config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
(ir_vr54_imadd_si): Likewise.
- * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
+ * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
* config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
(rm7_impy_di): Likewise.
- * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
+ * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
* config/mips/generic.md (generic_imul): Likewise.
* config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
- * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
+ * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
* c-tree.h (parser_build_unary_op): New prototype.
* c-typeck.c (parser_build_unary_op): New function to construct
a unary operation in the C parser.
- * c-parser.c (c_parser_unary_expression): Use the new function
+ * c-parser.c (c_parser_unary_expression): Use the new function
parser_build_unary_op when appropriate.
2005-05-09 Mark Mitchell <mark@codesourcery.com>
* tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
update_stmt.
-200
4-05-03 Andrew Pinski <pinskia@physics.uc.edu>
+200
5-05-03 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/15618
* fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
(fold_binary): Fold "bool_var != 0" to bool_var.
Fold "bool_var == 1" to bool_var.
-2004-05-03 Richard Henderson <rth@redhat.com>
+2005-05-03 Richard Henderson <rth@redhat.com>
PR middle-end/21318
* function.c (instantiate_virtual_regs_in_insn): Use the mode
ZERO_SSA_OPERANDS.
* tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
(statement_sink_location): Use generic interface.
- * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
+ * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
(delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
reset the immediate use link nodes.
(stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
(cold_section_end_label): Remove.
(unlikely_section_label): Remove.
(unlikely_text_section_name): Remove.
- * passes.c (rest_of_handle_final): Remove extra blank line.
+ * passes.c (rest_of_handle_final): Remove extra blank line.
* varasm.c (unlikely_section_label): Remove.
(hot_section_label): Remove.
(hot_section_end_label): Remove.
(cold_section_end_label): Remove.
- (unlikely_text_section_name): Remove.
+ (unlikely_text_section_name): Remove.
(initialize_cold_section_name): Modify to call
targetm.strip_name_encoding; to store cold section name in current
function struct, if it exists; and to only use the decl_section_name
(in_unlikely_text_section): Likewise.
(named_section): Modify to get/put cold section name in current function
struct, if there is one.
- (function_section): Change 'bool unlikely' to 'int reloc'; check
+ (function_section): Change 'bool unlikely' to 'int reloc'; check
targetm.have_named_sections before calling named_section.
(current_function_section): Likewise.
(assemble_start_function): Modify to get/put unlikely_text_section_name
test partitioning flag before writing out hot section label.
(assemble_end_function): Test partitioning flag before writing out
hot/cold section labels.
- (default_section_type_flags_1): Get cold text section name from
+ (default_section_type_flags_1): Get cold text section name from
function struct if there is one; Set flags correctly for
cold text section if there is not a current function struct.
* tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
record address uses if the reference is volatile.
-2004-04-27 Paolo Bonzini <bonzini@gnu.org>
+2005-04-27 Paolo Bonzini <bonzini@gnu.org>
* tree-complex.c (expand_vector_operation): New, extracted from
expand_vector_operations_1.
* tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
call to find_edge outside a loop to go through a PHI chain.
-2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
+2005-04-26 Richard Guenther <rguenth@gcc.gnu.org>
PR tree-optimization/17598
* fold-const.c (fold_binary): Fold comparisons of addresses
2005-04-24 Per Bothner <per@bothner.com>
- * c-opts.c (finish_options): Make the line-number of the <built-in>
+ * c-opts.c (finish_options): Make the line-number of the <built-in>
location 0, as assumed elsewhere, rather than 1.
2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
(struct macro_def): New.
(struct macro): Add multiple argument values.
(macro_expans_end): New.
- (push_macro_expansion): Chain on new macro. Process multiple
+ (push_macro_expansion): Chain on new macro. Process multiple
args, create follow on expansion. Return follow on argument.
(macro_input): Deal with multiple arguments.
2005-04-19 James A. Morrison <phython@gcc.gnu.org>
- * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
+ * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
2005-04-20 Michael Pogue <michael.pogue@sun.com>
Joseph S. Myers <joseph@codesourcery.com>
2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
- * config/rs6000/rs6000.c (machopic_output_stub): Increase
+ * config/rs6000/rs6000.c (machopic_output_stub): Increase
alloca argument to be big enough.
2005-04-18 Alexandre Oliva <aoliva@redhat.com>
* tree-vrp.c (compare_values): Work around a bug in the front
end that produces a comparison of mismatched types.
-2004-04-14 Richard Henderson <rth@redhat.com>
+2005-04-14 Richard Henderson <rth@redhat.com>
* config/ia64/ia64.h (enum fetchop_code): Remove.
(enum ia64_builtins): Move ...
* config/ia64/ia64intrin.h: Define nothing for C; limit #defines
to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
-2004-04-14 Richard Henderson <rth@redhat.com>
+2005-04-14 Richard Henderson <rth@redhat.com>
* config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
(ix86_compare_emitted): New.
(UNSPECV_XCHG, UNSPECV_LOCK): New.
* config/i386/sync.md: New file.
-2004-04-14 Richard Henderson <rth@redhat.com>
+2005-04-14 Richard Henderson <rth@redhat.com>
PR middle-end/14311
* builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
2005-04-13 Dale Johannesen <dalej@apple.com>
- * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
- (objc-act.o): Ditto.
- * objc/objc-act.c (objc_gimplify_expr): New.
- (objc_get_callee_fndecl): New.
- * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
- * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
- (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
+ * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
+ (objc-act.o): Ditto.
+ * objc/objc-act.c (objc_gimplify_expr): New.
+ (objc_get_callee_fndecl): New.
+ * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
+ * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
+ (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
2005-04-13 Devang Patel <dpatel@apple.com>
(insert_section_boundary_note): Revert my patch from April 9.
* dbxout.c (dbxout_function_end): Revert my patch from April 9.
* dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
- (COLD_END_LABEL): Revert my patch from April 9.
- (cold_text_section_label): Revert my patch from April 9.
+ (COLD_END_LABEL): Revert my patch from April 9.
+ (cold_text_section_label): Revert my patch from April 9.
(cold_end_label): Revert my patch from April 9.
(dwarf2out_switch_text_section): Revert my patch from April 9.
(output_aranges): Revert my patch from April 9.
- (output_ranges): Revert my patch from April 9.
+ (output_ranges): Revert my patch from April 9.
(output_line_info): Revert my patch from April 9.
- (add_location_or_const_value_attribute): Revert my patch from April 9.
+ (add_location_or_const_value_attribute): Revert my patch from April 9.
(dwarf2out_var_location): Revert my patch from April 9.
- (dwarf2out_init): Revert my patch from April 9.
+ (dwarf2out_init): Revert my patch from April 9.
(dwarf2out_finish): Revert my patch from April 9.
* function.h (struct function): Revert my patch from April 9.
* opts.c (decode_options): Revert my patch from April 9.
* config/s390/s390.md ("*set_tp"): Use SET in pattern.
("set_tp_64", "set_tp_31"): Adapt expanded pattern.
-2004-04-12 Richard Henderson <rth@redhat.com>
+2005-04-12 Richard Henderson <rth@redhat.com>
* config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
(cold_section_end_label): Remove.
(unlikely_section_label): Remove.
(unlikely_text_section_name): Remove.
- * passes.c (rest_of_handle_final): Remove code that frees
+ * passes.c (rest_of_handle_final): Remove code that frees
unlikely_text_section_name.
* varasm.c (unlikely_section_label): Remove.
(hot_section_label): Remove.
(hot_section_end_label): Remove.
(cold_section_end_label): Remove.
- (unlikely_text_section_name): Remove.
+ (unlikely_text_section_name): Remove.
(initialize_cold_section_name): Modify to call
targetm.strip_name_encoding; to store cold section name in current
function struct, if it exists; and to only use the decl_section_name
(in_unlikely_text_section): Likewise.
(named_section): Modify to get/put cold section name in current function
struct, if there is one.
- (function_section): Change 'bool unlikely' to 'int reloc'; check
+ (function_section): Change 'bool unlikely' to 'int reloc'; check
targetm.have_named_sections before calling named_section.
(current_function_section): Likewise.
(assemble_start_function): Modify to get/put unlikely_text_section_name
test partitioning flag before writing out hot section label.
(assemble_end_function): Test partitioning flag before writing out
hot/cold section labels.
- (default_section_type_flags_1): Modify to use array instead of
+ (default_section_type_flags_1): Modify to use array instead of
char* for unlikely_text_section_name; set flags correctly for
cold text section if there is not a current function decl.
* cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
ADDR_EXPR.
-2004-04-06 Richard Sandiford <rsandifo@redhat.com>
+2005-04-06 Richard Sandiford <rsandifo@redhat.com>
* coverage.h (GCOV_TYPE_NODE): Delete.
* coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
(tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
* value-prof.c (tree_divmod_fixed_value_transform): Delete.
-2004-04-06 Richard Sandiford <rsandifo@redhat.com>
+2005-04-06 Richard Sandiford <rsandifo@redhat.com>
PR other/20792
* Makefile.in (gcc.pot): Remove options.c dependency.
compute_immediate_uses.
* tree-optimize.c (execute_todo): Call verify_ssa whenever the
ssa_property is available.
- (execute_one_pass): Change parameters passed to execute_todo.
+ (execute_one_pass): Change parameters passed to execute_todo.
* tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
(remove_ssa_form): Call fini_ssa_operands.
(insert_backedge_copies): Delete call to modify_stmt.
2005-04-05 Dale Johannesen <dalej@apple.com>
- * doc/invoke.texi (Optimization Options): Remove
+ * doc/invoke.texi (Optimization Options): Remove
duplicate -fcse-follow-jumps. Add -fweb.
- (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
- (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
+ (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
+ (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
2005-04-05 Per Bothner <per@bothner.com>
* tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
before warning.
-2004-04-05 Devang Patel <dpatel@apple.com>
+2005-04-05 Devang Patel <dpatel@apple.com>
* config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
(lhsr<mode>3): ... new name.
* config/rs6000/rs6000.c (builtin_description): Rename shift
operations.
-2004-04-05 Paolo Bonzini <bonzini@gnu.org>
+2005-04-05 Paolo Bonzini <bonzini@gnu.org>
* combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
gen_lowpart_for_combine.
from the hard register number, adjust the note reg to refer to the
former.
-2004-04-05 Richard Sandiford <rsandifo@redhat.com>
+2005-04-05 Richard Sandiford <rsandifo@redhat.com>
* config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
* config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
2005-04-04 Dale Johannesen <dalej@apple.com>
- * ChangeLog: remove reference to ChangeLog.12.
+ * ChangeLog: remove reference to ChangeLog.12.
2005-04-05 Hans-Peter Nilsson <hp@axis.com>
* config/frv/frv.md: Include predicates.md.
* config/frv/predicates.md: New.
-2004-04-04 Richard Sandiford <rsandifo@redhat.com>
+2005-04-04 Richard Sandiford <rsandifo@redhat.com>
PR target/19537
* Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
from add_standard_iv_candidates and parameterizing it by type size.
(add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
-2004-04-04 Richard Sandiford <rsandifo@redhat.com>
+2005-04-04 Richard Sandiford <rsandifo@redhat.com>
* system.h (GCOV_SIZE_TYPE): Unposion.
* gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
- * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
+ * config/vax/vax.md: Spellcheck, fix whitespace.
2005-04-01 Ian Lance Taylor <ian@airs.com>
profiledbootstrap flags.
* bb-reorder.c (errors.h): Add new include.
(struct bbro_basic_block_data_def): Add new field, in_trace.
- (add_unlikely_executed_notes): Remove function.
+ (add_unlikely_executed_notes): Remove function.
(mark_bb_for_unlikely_executed_section): Remove function.
(insert_section_boundary_note): New function.
(verify_hot_cold_block_grouping): New function.
cold blocks to last round.
(find_traces): Remove code that added extra round of trace finding
when doing partitioning.
- (find_traces_1_round) : Remove variable last_round; add code to
+ (find_traces_1_round) : Remove variable last_round; add code to
update new struct field, in_trace; correct trace_length where it was
incorrect before (after call to copy_bb); change code that pushed all
cold blocks to last round. Instead verify that all blocks going into
all the traces for blocks in the partition that the first block in
the function belongs to; the second pass connnects all the traces
containing blocks that belong in the other partition.
- (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
+ (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
code that automatically put the first block in a function into the
hot partition if the function had any hot blocks.
(fix_crossing_unconditional_branches): Check number of succ edges
before attempting to get one.
- (fix_edges_for_rarely_executed_code): Update comment describing
+ (fix_edges_for_rarely_executed_code): Update comment describing
function.
- (reorder_basic_blocks): Add code to initialize new field (in_trace);
+ (reorder_basic_blocks): Add code to initialize new field (in_trace);
remove call to add_unlikely_executed_notes; add call to
verify_hot_cold_block_grouping.
(duplicate_computed_gotos): Don't change computed goto if it's a
crossing edge.
- (partition_hot_cold_basic_blocks): Update function comment.
+ (partition_hot_cold_basic_blocks): Update function comment.
* cfgcleanup.c (try_simplify_condjump): Remove redundacy from
condition.
(try_forward_edges): Likewise.
* cfglayout.c (update_unlikely_executed_notes): Remove function.
(fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
notes to cold bb's; remove call to update_unlikely_executed_notes.
- (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
+ (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
NOTE_INSN_SWITCH_TEXT_SECTIONS.
* cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
function declaration.
hot and cold sections.
* debug.c (struct do_nothing_debug_hooks): Add do_nothing function
for new debug_hooks funciton, switch_text_section..
- * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
+ * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
switch_text_section.
- * dwarf2out.c (struct dw_fde_struct): Add five new fields:
+ * dwarf2out.c (struct dw_fde_struct): Add five new fields:
dw_fde_hot_section_label, dw_fde_hot_section_end_label,
dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
dw_fde_switched_sections.
- (output_call_frame_info): Add test to see if function switches text
+ (output_call_frame_info): Add test to see if function switches text
sections in the middle; if so, use appropriate extra hot and cold
section labels to compute size deltas for the hot and cold sections.
(dwarf2out_begin_prologue): Add code to initialize new fields in
function_section into call to current_function_section.
* final.c (profile_function): Likewise.
(scan_ahead_for_unlikely_executed_note): Remove function.
- (final_scan_insn): Remove calls to
+ (final_scan_insn): Remove calls to
scan_ahead_for_unlikely_executed_note, and related code for switching
to cold section, except for the single time
NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
print hot and cold section labels at the start of the function;
set first_function_block_is_cold, if appropriate; initialize l
ast_text_section; add call to insert_section_boundary_note.
- (assemble_end_function): Add code to write out hot and cold section
+ (assemble_end_function): Add code to write out hot and cold section
end labels.
*vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
switch_text_section.
* config/darwin.c (machopic_select_section): Replace incorrect
function in base_funs; update reloc for cold sections if necessary.
- * config/darwin.h (SECTION_FUNCTION): Add code to update
+ * config/darwin.h (SECTION_FUNCTION): Add code to update
last_text_section if appropriate.
(text_unlikely_section): Remove.
* config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2005-03-30 Stuart Hastings <stuart@apple.com>
Dale Johannesen <dalej@apple.com>
- * Makefile.in (print-tree.o): Depend on tree-iterator.h.
- * print-tree.c (print_node): Add case STATEMENT_LIST.
+ * Makefile.in (print-tree.o): Depend on tree-iterator.h.
+ * print-tree.c (print_node): Add case STATEMENT_LIST.
2005-03-31 Alan Modra <amodra@bigpond.net.au>
2005-03-30 Dale Johannesen <dalej@apple.com>
PR middle-end/19225
- * calls.c (expand_call): Flush pending deferrals before
+ * calls.c (expand_call): Flush pending deferrals before
throwing call.
2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
(c_start_case): Initialize it.
(do_case): Check it.
(c_finish_case): Verify !blocked_stmt_expr.
- (c_begin_stmt_expr): Push context on label_context_stack.
+ (c_begin_stmt_expr): Push context on label_context_stack.
Increment blocked_stmt_expr. Mark labels jumped to from outside
as undefinable.
(c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2005-03-31 Paolo Bonzini <bonzini@gnu.org>
- * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
- * gcc/configure: Regenerate.
+ * configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
+ * configure: Regenerate.
2005-03-30 Alan Modra <amodra@bigpond.net.au>
(tree_mod_pow2_value_transform): New.
(tree_mod_subtract_transform): New.
(tree_find_values_to_profile): Implement.
- * profile.c (instrument_values): Free histograms.
+ * profile.c (instrument_values): Free histograms.
(compute_value_histograms): Adjust. Implement tree version.
2005-03-29 Uros Bizjak <uros@kss-loka.si>
2005-03-16 Dale Johannesen <dalej@apple.com>
- * rtlanal.c (find_first_parameter_load): Rewrite to
+ * rtlanal.c (find_first_parameter_load): Rewrite to
return actual first param load or the call if none,
instead of first in block, when not all loads exist.
(redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
then record that fact for the callers of redirct_edges.
(thread_block): If BB has incoming backedges, then call
- prune_undesirable_thraed_requests. Note when we are
+ prune_undesirable_thraed_requests. Note when we are
going to have to rediscover loop information. Return a
boolean indicating if any jumps were threaded.
(thread_through_all_blocks): Bubble up boolean indicating
Rewrite of 64-bit Darwin structure-by-value pass/return.
* config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
intoffset, use_stack, named.
- * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
- (rs6000_darwin64_record_arg_advance_flush): New.
+ * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
+ (rs6000_darwin64_record_arg_advance_flush): New.
(rs6000_darwin64_record_arg_advance_recurse): New.
- (rs6000_darwin64_record_arg_flush): New.
- (rs6000_darwin64_record_arg_recurse): New.
- (rs6000_darwin64_record_arg): New.
- (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
- (function_arg_boundary): Handle 128-bit aligned structs.
- (function_arg_advance): Rewrite darwin64 struct handling.
- (function_arg): Call rs6000_darwin64_record_arg.
- (function_arg_partial_nregs): Handle darwin64 structs.
- (rs6000_darwin64_function_value): Remove.
- (rs6000_function_value): Call rs6000_darwin64_record_arg.
+ (rs6000_darwin64_record_arg_flush): New.
+ (rs6000_darwin64_record_arg_recurse): New.
+ (rs6000_darwin64_record_arg): New.
+ (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
+ (function_arg_boundary): Handle 128-bit aligned structs.
+ (function_arg_advance): Rewrite darwin64 struct handling.
+ (function_arg): Call rs6000_darwin64_record_arg.
+ (function_arg_partial_nregs): Handle darwin64 structs.
+ (rs6000_darwin64_function_value): Remove.
+ (rs6000_function_value): Call rs6000_darwin64_record_arg.
2005-02-28 Roger Sayle <roger@eyesopen.com>
2005-02-11 Dale Johannesen <dalej@apple.com>
- * cselib.c (cselib_process_insn): Clear out regs where
+ * cselib.c (cselib_process_insn): Clear out regs where
HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
* reload.c (find_equiv_reg): Ditto.
* tree.h (fold_strip_sign_ops): Prototype here.
* builtins.c (fold_builtin_copysign): Take an additional FNDECL
argument. Use fold_strip_sign_ops to simplify the first argument.
- (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
+ (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
first argument when the second argument is an even integer
constant, but only with -funsafe_math_optimizations.
(fold_builtin_1): Update call to fold_builtin_copysign.
2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
- * gcc/haifa-sched.c (schedule_block): Make queued sched group
+ * haifa-sched.c (schedule_block): Make queued sched group
insns return to ready list in the next turn.
2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
* tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
bitmap a sparse bitmap instead of a simple bitmap.
- (mark_def_sites_initialize_block): Corresponding changes.
+ (mark_def_sites_initialize_block): Corresponding changes.
(ssa_mark_def_sites_initialize_block): Likewise.
(ssa_mark_phi_uses): Likewise.
(mark_def_site, ssa_mark_def_sites): Likewise.
2005-01-31 Dale Johannesen <dalej@apple.com>
- * config/rs6000/darwin.md (movsf_low_di): Make work.
- (movdf_low_di): Make work.
+ * config/rs6000/darwin.md (movsf_low_di): Make work.
+ (movdf_low_di): Make work.
2005-01-31 Dale Johannesen <dalej@apple.com>
2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
PR target/19704
- * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
+ * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
that dllimport'd functions do not use all call-clobbered registers
to pass parameters.
* real.c (real_arithmetic): Change return type from void to bool
to return an indication that the result may be inexact.
* real.h (real_arithmeric): Update prototype.
- * fold-const.c (const_binop): Don't constant fold floating
+ * fold-const.c (const_binop): Don't constant fold floating
point expressions when the user specifies -frounding-math and
the result may depend upon the run-time rounding mode.
(fold_convert_const_real_from_real): Clean-up.
* pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
* som.h (MAX_OFILE_ALIGNMENT): Likewise.
-2004-01-15 Roger Sayle <roger@eyesopen.com>
+2005-01-15 Roger Sayle <roger@eyesopen.com>
* tree-ssa-dom.c (extract_range_from_cond): Correct condition.
-2004-01-15 Roger Sayle <roger@eyesopen.com>
+2005-01-15 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
* 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.
+ * 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.
2005-01-13 David O'Brien <obrien@FreeBSD.org>
- * config/freebsd-spec.h: Make KSE pthread lib logic the default.
+ * config/freebsd-spec.h: Make KSE pthread lib logic the default.
2005-01-13 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
+ (function_arg_advance): Likewise. Mirror structure in function_arg
for choosing register to advance.
2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
(optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
-2004-01-05 Richard Earnshaw <rearnsha@arm.com>
+2005-01-05 Richard Earnshaw <rearnsha@arm.com>
* arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
-msoft-float in target_float_switch.
* arm.c (arm_override_options): Fix processing of target_float_switch.
-2004-01-05 Richard Earnshaw <rearnsha@arm.com>
+2005-01-05 Richard Earnshaw <rearnsha@arm.com>
* arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
preferencing.
-2004-01-05 Uros Bizjak <uros@kss-loka.si>
+2005-01-05 Uros Bizjak <uros@kss-loka.si>
* doc/invoke.texi (Intel 386 and AMD x86-64 Options):
Replace i387 with 'i386 compiler' in -mfpmath=sse option.
* config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
'struct ucontext'.
-2004-01-03 Steven Bosscher <stevenb@suse.de>
+2005-01-03 Steven Bosscher <stevenb@suse.de>
* passes.c (rest_of_compilation): Don't run regmove if only
flag_expensive_optimizations, require flag_regmove instead.
* tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
the source line is greater than 0.
(remove_bb): Likewise.
+
+\f
+Copyright (C) 2005 Free Software Foundation, Inc.
+
+Copying and distribution of this file, with or without modification,
+are permitted in any medium without royalty provided the copyright
+notice and this notice are preserved.
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