1 2005-12-27 Roger Sayle <roger@eyesopen.com>
3 * fold-const.c (int_const_binop): Return NULL_TREE when an expression
4 can't be evaluated at compile-time (instead of calling abort).
5 Return NULL_TREE for division (and modulus) by zero.
6 (const_binop): Return NULL_TREE for floating point operators that
7 aren't handled by real_arithmetic.
8 (fold_binary): Eliminate "wins" variable, and "binary" label, by
9 folding operators with constant operands early. Assert that
10 operands are non-NULL.
12 2005-12-27 Kazu Hirata <kazu@codesourcery.com>
14 * tree-vrp.c (extract_range_from_binary_expr): Use
15 build_int_cst instead of fold_convert.
17 2005-12-26 Mark Mitchell <mark@codesourcery.com>
19 PR c++/23171, c++/23172, c++/25417.
20 * c-decl.c (compound_literal_number): Remove.
21 (build_compound_literal): Use set_compound_literal_name.
22 * c-common.c (compound_literal_number): New variable.
23 (set_compound_literal_name): New function.
24 * c-common.h (set_compound_literal_name): Declare.
26 2005-12-26 Kazu Hirata <kazu@codesourcery.com>
28 PR tree-optimization/25125
29 * convert.c (convert_to_integer): Don't narrow the type of a
30 PLUX_EXPR or MINUS_EXPR if !flag_wrapv and the unwidened type
33 2005-12-26 Graham Stott <graham.stott@btinternet.com>
36 * combine.c (simplify_shift_const_1 <case PLUS>):Fix enable-checking
37 rtl bootstrap failure.
39 2005-12-25 Kazu Hirata <kazu@codesourcery.com>
41 * final.c (compute_alignments): Make it static.
42 * gcse.c (gcse_main, bypass_jumps): Likewise.
43 * web.c (web_main): Likewise.
44 * output.h: Remove the prototype for compute_alignments.
45 * rtl.h: Remove the prototypes for web_main, gcse_main, and
48 2005-12-24 Roger Sayle <roger@eyesopen.com>
50 * expr.c (force_operand): Use expand_fix and expand_float to
51 implement integer <-> FP conversions instead of convert_to_mode.
53 2005-12-24 Mark Mitchell <mark@codesourcery.com>
56 * varasm.c (initializer_constant_valid_p): An ADDR_EXPR of a
57 CONSTRUCTOR is invalid.
59 2005-12-23 Daniel Berlin <dberlin@dberlin.org>
61 * tree-pass.h (pass_eliminate_useless_stores): Remove.
62 * tree-ssa-pre.c (is_copy_stmt): Ditto.
63 (follow_copies_till_vuse): Ditto.
65 (gate_eustores): Ditto.
66 (pass_eliminate_useless_stores): Ditto.
67 * passes.c (init_optimization_passes): Ditto.
69 2005-12-23 Paolo Bonzini <bonzini@gnu.org>
71 * combine.c (simplify_shift_const): Fix typo. Use, whenever
72 applicable, simplify_const_binary_operation.
74 (simplify_shift_const): Leave only the fallback
75 case when no simplification is possible. Extract to...
76 (simplify_shift_const_1): ... here. Always create a new
77 RTX instead of substituting. Remove the signed_count variable.
78 Return NULL_RTX if no substitution is possible.
80 (simplify_and_const_int): Leave only the fallback
81 case when no simplification is possible. Extract to...
82 (simplify_and_const_int_1): ... here. Always create a new
83 RTX instead of substituting. Return NULL_RTX if no substitution
86 (force_to_mode, simplify_comparison): Don't pass a non-NULL first
87 parameter to simplify_and_const_int and simplify_shift_const,
88 unless it is equal to the expected non-simplified result.
90 2005-12-23 Jakub Jelinek <jakub@redhat.com>
93 * regrename.c (replace_oldest_value_reg): Use validate_change with
94 IN_GROUP set to 1 instead of doing direct modifications.
95 (copyprop_hardreg_forward_1): Likewise. If any replace_oldest_*
96 replacements have been performed on an instruction, use
97 apply_change_group ().
99 2005-12-23 Hans-Peter Nilsson <hp@axis.com>
101 * config/cris/arit.c (do_31div): Clarify what "31" refers to.
102 [L_divsi3] (__Udiv): Don't use as inline function.
103 [L_modsi3] (__Umod): Ditto.
104 (__Div): Rearrange to call do_31div directly instead of __Udiv.
105 (__Mod): Similarly regarding __Umod.
108 * config/cris/cris.c (cris_split_movdx): Add REG_INC notes for
109 emitted insns with post-increments.
110 (cris_expand_epilogue): Ditto.
112 2005-12-22 Jakub Jelinek <jakub@redhat.com>
113 Richard Henderson <rth@redhat.com>
115 Merge from gomp-branch.
116 * builtins.def: Move all DEF_SYNC_BUILTIN to ...
117 * sync-builtins.def: ... new file.
118 (BUILT_IN_FETCH_AND_ADD_16,
119 BUILT_IN_FETCH_AND_SUB_16, BUILT_IN_FETCH_AND_OR_16,
120 BUILT_IN_FETCH_AND_AND_16, BUILT_IN_FETCH_AND_XOR_16,
121 BUILT_IN_FETCH_AND_NAND_16, BUILT_IN_ADD_AND_FETCH_16,
122 BUILT_IN_SUB_AND_FETCH_16, BUILT_IN_OR_AND_FETCH_16,
123 BUILT_IN_AND_AND_FETCH_16, BUILT_IN_XOR_AND_FETCH_16,
124 BUILT_IN_NAND_AND_FETCH_16, BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
125 BUILT_IN_VAL_COMPARE_AND_SWAP_16, BUILT_IN_LOCK_TEST_AND_SET_16,
126 BUILT_IN_LOCK_RELEASE_16): New builtins.
127 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
128 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
129 * builtins.c (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
130 * c-common.c (enum c_builtin_type): Move to top-level from
131 c_common_nodes_and_builtins enum builtin_type.
132 (builtin_types): Move from c_common_nodes_and_builtins.
134 (c_common_nodes_and_builtins): Use it.
135 (def_builtin_1): Check for error_mark_node.
136 (sync_resolve_size): Handle also 128 bit sync builtins.
137 * Makefile.in (BUILTINS_DEF): New. Use it instead of builtins.def.
139 * config/i386/i386.h (x86_cmpxchg8b, x86_cmpxchg16b): New decls.
140 (TARGET_CMPXCHG8B, TARGET_CMPXCHG16B): Define.
141 * config/i386/i386.c (x86_cmpxchg8b, x86_cmpxchg16b): New variables.
142 * config/i386/sync.md (CASMODE, DCASMODE): New mode macros.
143 (doublemodesuffix, DCASHMODE): New mode attrs.
144 (sync_compare_and_swap<mode>): Change into expand, use CASMODE
145 instead of IMODE, if mode is wider than a word, expand into
146 sync_double_compare_and_swap*.
147 (*sync_compare_and_swap<mode>): New insn.
148 (sync_double_compare_and_swap<mode>): Likewise.
149 (*sync_double_compare_and_swapdi_pic): Likewise.
150 (sync_compare_and_swap_cc<mode>): Use CASMODE instead of IMODE, if
151 mode is wider than a word, expand into
152 sync_double_compare_and_swap_cc*.
153 (sync_double_compare_and_swap_cc<mode>): New insn.
154 (*sync_double_compare_and_swap_ccdi_pic): Likewise.
156 2005-12-22 Richard Henderson <rth@redhat.com>
158 * config/i386/mmintrin.h (_mm_add_si64): Only define for SSE2.
159 (_mm_sub_si64): Likewise.
160 * config/i386/xmmintrin.h (_mm_shuffle_pi16, _m_pshufw): Likewise.
162 2005-12-23 Alan Modra <amodra@bigpond.net.au>
164 PR rtl-optimization/25432
165 * reload1.c (eliminate_regs_in_insn): Update insn code on
166 successfully re-recognizing modified insn.
168 2005-12-22 Richard Guenther <rguenther@suse.de>
170 * tree.c (tree_fold_gcd): Use build_int_cst where appropriate.
171 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
172 * varasm.c (array_size_for_constructor): Likewise.
173 * fold-const.c (size_diffop, invert_truthvalue,
174 optimize_bit_field_compare, make_range, build_range_check,
175 fold_cond_expr_with_comparison, fold_truthop,
176 fold_single_bit_test_into_sign_test, fold_binary): Likewise.
178 2005-12-22 Dale Johannesen <dalej@apple.com>
180 * config/i386/sse.md (sse_movhlps): Reverse operands for
181 2nd and 3rd alternatives.
183 2005-12-22 Andrew Pinski <pinskia@physics.uc.edu>
186 * tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex
189 2005-12-22 Zdenek Dvorak <dvorakz@suse.cz>
190 Steven Bosscher <stevenb@suse.de>
192 * df.c (df_bitmaps_free): Only work for bbs for that structures are
194 (df_bb_modify): Realloc tables to the new index.
195 (df_find_use): New function.
196 (df_find_def, df_reg_used): Handle subregs.
197 * df.h (df_find_use): Declare.
199 * loop-invariant.c: Include hashtab.h.
200 (struct invariant): Remove processed field, add eqto and reg fields.
201 (struct invariant_expr_entry): New.
202 (invariant_for_use, hash_invariant_expr_1, invariant_expr_equal_p,
203 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv,
204 find_identical_invariants, merge_identical_invariants): New functions.
205 (create_new_invariant): Return the new invariant. Initialize new
207 (find_invariants): Call merge_identical_invariants.
208 (get_inv_cost, best_gain_for_invariant, set_move_mark,
209 move_invariant_reg): Handle equivalent invariants.
210 * Makefile.in (loop-invariant.o): Add HASHTAB_H dependency.
212 2005-12-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
215 * c-lex.c (c_lex_with_flags): Add PURE_ZERO to cpp_flags if
216 number is a single digit '0'.
218 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
220 PR tree-optimization/23518
221 * fold-const.c (make_range): Don't move a constant to the
222 other side of the comparison if the type is signed and -fwrapv
225 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
227 * tree-vrp.c (extract_range_from_binary_expr): Clean up uses
230 2005-12-21 Joseph S. Myers <joseph@codesourcery.com>
233 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add _floatundidf and
236 2005-12-21 Andrew Haley <aph@redhat.com>
239 * recog.c (peephole2_optimize): Don't peephole any
240 RTX_FRAME_RELATED_P insns.
242 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
244 * tree-data-ref.c (estimate_niter_from_size_of_data): Replace
245 fold_build2 with fold_binary.
246 * tree-ssa-ccp.c (visit_assignment, maybe_fold_stmt_addition):
247 Replace fold_build1 with fold_unary.
248 * tree-ssa-reassoc.c (optimize_ops_list): Replace fold_build2
251 2005-12-21 Steven Bosscher <stevenb@suse.de>
253 PR rtl-optimization/25196
254 * postreload-gcse.c (record_last_set_info): Notice stack pointer
255 changes in push insns without REG_INC notes.
257 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
259 PR tree-optimization/25382.
260 * tree-vrp.c (extract_range_from_binary_expr): Extract a range
263 2005-12-21 Janis Johnson <janis187@us.ibm.com>
264 Ben Elliston <bje@au.ibm.com>
266 * configure.ac: Enable C extension for decimal float if invoked
267 with --enable-decimal-float.
268 * doc/install.texi (Configuration): Document it.
269 * configure, config.in: Regenerate.
271 2005-12-20 Mike Stump <mrs@apple.com>
273 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Handle the
274 ambiguity between -seg_addr_table and -seg_addr_table_filename.
275 (WORD_SWITCH_TAKES_ARG): Likewise.
276 (LINK_SPEC): Likewise.
278 2005-12-20 Kenneth Zadeck <zadeck@naturalbridge.com>
280 * cfganal.c (flow_reverse_top_sort_order_compute):
281 Renamed to post_order_compute and additional parameter added which
282 allows the inclusion of entry and exit blocks into list.
283 (mark_dfs_back_edges): Fixed comment.
284 (flow_depth_first_order_compute): Renamed to
285 pre_and_rev_post_order_compute additional parameter added which
286 allows the inclusion of entry and exit blocks into list.
287 * global.c (set_up_bb_rts_numbers): Call to
288 flow_reverse_top_sort_order_compute renamed to
290 * var-tracking.c (vt_stack_adjustments): Fixed comment.
291 (vt_find_locations): Call to
292 flow_depth_first_order_compute renamed to
293 pre_and_rev_post_order_compute.
294 * cfgloop.c (flow_find_loops): Ditto.
295 * tree-ssa-reassoc.c (init_reassoc): Ditto.
296 * df.c (df_analyze_1, df_analyze_subcfg): Calls to
297 flow_reverse_top_sort_order_compute renamed to post_order_compute
298 and calls to flow_reverse_top_sort_order_compute renamed to
300 * basic_block.h: Ditto.
303 2005-12-20 Roger Sayle <roger@eyesopen.com>
304 Paolo Bonzini <bonzini@gnu.org>
306 PR rtl-optimization/25115
307 * gcse.c (pre_insert_copy_insn): Fall back to the sole
308 SET in the insn if there is no SET for an
309 expression that is equivalent to EXPR.
311 2005-12-20 Richard Guenther <rguenther@suse.de>
314 * builtins.c (std_gimplify_va_arg_expr): Do not align
315 va frame for zero sized types.
316 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
318 2005-12-20 Kazu Hirata <kazu@codesourcery.com>
320 PR tree-optimization/25501
321 * tree-cfgcleanup.c (merge_phi_nodes): Check that RESULT is
322 used in the PHI argument corresponding to the edge from BB to
325 2005-12-20 Richard Guenther <rguenther@suse.de>
328 2005-12-02 Richard Guenther <rguenther@suse.de>
330 * tree-cfg.c (mark_used_vars): New function.
331 (dump_function_to_file): Dump only used VAR_DECLs.
333 2005-12-19 Roger Sayle <roger@eyesopen.com>
335 * combine.c (try_combine): Improve splitting of binary operators
336 by taking advantage of reassociative transformations.
338 2005-12-19 Jeff Law <law@redhat.com>
340 * tree-ssa-dom.c (thread_across_edge): Do not use local_fold.
341 Strip away all type conversions after simplifying the
344 * tree-cfgcleanup.c (merge_phi_nodes): Allow merging in some
345 cases the forwarder block dominates the destination.
347 2005-12-19 DJ Delorie <dj@redhat.com>
349 * reload1.c (spill_failure): Dump reload data to dump file.
350 (find_reload_regs): Likewise.
352 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
354 PR tree-optimization/24793
355 * tree-ssa-loop-ivopts.c (get_ref_tag): Remember the
356 original reference if there are subvars.
357 * tree-ssa-operands.c (get_tmr_operands): Handle subvars.
359 2005-12-19 Kenneth Zadeck <zadeck@naturalbridge.com>
361 * df.c (df_analyze_1, df_analyze_subcfg, iterative_dataflow):
362 Corrected basic block number calculations for changes in entry and
365 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
367 * tree-flow.h (struct var_ann_d): Change type of
368 may_aliases field to VEC(tree, gc) *.
369 (may_aliases): Declaration changed.
370 * tree-ssa-alias.c (group_aliases, add_may_alias,
371 replace_may_alias, dump_may_aliases_for,
372 is_aliased_with, add_type_alias, new_type_alias):
373 Work with VEC(tree, gc) * instead of varray.
374 * tree-flow-inline.h (may_aliases): Ditto.
375 * tree-ssa.c (verify_flow_insensitive_alias_info,
376 verify_name_tags): Ditto.
377 * tree-ssa-operands.c (add_stmt_operand): Ditto.
379 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
381 * cfgcleanup.c: Temporarily revert patches for PR 20070 till Bernd
384 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
386 * struct-equiv.c (struct_equiv_improve_checkpoint): Fix sets_cc0_p
389 2005-12-19 Ben Elliston <bje@au.ibm.com>
391 * doc/install.texi (Configuration): Typo in Fortran subheading.
393 2005-12-19 Nathan Sidwell <nathan@codesourcery.com>
395 * config/mt/mt.md (decrement_and_branch_until_zero): Add another
396 scratch. Correct its reload split. Adjust its peephole.
397 (doloop_end): Add additional scratch.
399 * config/mt/mt.c (MT_INT_ARG_FIRST): Remove.
400 (mt_asm_output_opcode, mt_print_operand): Use 'nop'.
401 (mt_function_arg_slotno): Use FIRST_ARG_REGNUM.
402 (mt_builtin_saveregs): Replace with ...
403 (mt_setup_incoming_varargs): ... here. Save just the varadic
405 (mt_va_start): Remove.
406 (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p.
407 (mt_machine_reorg): Split all insns here.
408 (TARGET_SETUP_INCOMING_VARARGS): Override.
409 * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only.
411 (EXPAND_BUILTIN_VA_START): Remove.
413 2005-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
415 * flow.c (update_life_info, count_or_remove_death_notes): Fixed
416 latent bug that could happen if update_life_info was called with a
417 blocks parameter and the call to cleanup_cfg actually deleted one
420 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
422 * tree-ssa-structalias.c (update_alias_info): Remove handling
423 of may_be_aliased (SSA_NAME_VAR (op)) case.
425 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
427 * tree-flow.h (struct stmt_ann_d): Remove
428 makes_aliased_loads and makes_aliased_stores fields.
429 * tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
430 and makes_aliased_loads fields.
431 * tree-ssa-dom.c (eliminate_redundant_computations): Do not
432 use makes_aliased_stores.
433 * tree-ssa-operands.c (clobbered_aliased_loads,
434 clobbered_aliased_stores, ro_call_aliased_loads): Removed.
435 (build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
436 add_call_read_ops): Do not set makes_aliased_stores and
437 makes_aliased_loads fields.
438 * tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
441 2005-12-18 Geoffrey Keating <geoffk@apple.com>
443 * config/darwin.h: Don't include darwin-sections.def to declare
444 global variables; instead create darwin_section_enum.
445 (darwin_section_enum): New.
446 (darwin_sections): New.
447 * config/darwin.c: Don't include darwin-sections.def to define
449 (darwin_sections): New.
450 (output_objc_section_asm_op): Rewrite to take advantage of
452 (darwin_init_sections): Rewrite to use darwin_sections.
453 (machopic_output_indirection): Update for darwin_sections array.
454 (machopic_select_section): Likewise.
455 (machopic_select_rtx_section): Likewise.
456 (machopic_asm_out_constructor): Likewise.
457 (machopic_asm_out_destructor): Likewise.
458 (darwin_file_end): Likewise.
459 * config/rs6000/rs6000.c (machopic_output_stub): Likewise.
460 * config/i386/i386.c (machopic_output_stub): Likewise.
462 2005-12-18 Richard Guenther <rguenther@suse.de>
464 PR tree-optimization/25481
465 * tree-ssa-structalias.c (handle_ptr_arith): Handle accesses we
466 don't have a varinfo for.
468 2005-12-18 Jon Grimm <jgrimm2@us.ibm.com>
469 Janis Johnson <janis187@us.ibm.com>
470 Ben Elliston <bje@au.ibm.com>
472 * optabs.c (init_floating_libfuncs): Handle decimal float modes.
473 (init_optabs): Handle libfuncs for decimal float.
474 * genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT.
475 * stor-layout.c (int_mode_for_mode): Likewise.
476 * simplify-rtx.c (simplify_immed_subreg): Likewise.
477 (simplify_unary_operation_1): Skip optimisations for decimal float
479 * varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT.
480 * emit-rtl.c (gen_const_vector): Add assertion check.
481 (init_emit_once): Populate const_tiny_rtx with constants in each
483 * expmed.c (extract_high_half, expand_mult_highpart_optab,
484 expand_mult_highpart): Assert that mode is not a scalar float
486 * expr.c (convert_move): Handle conversion between decimal and
487 binary floats of the same size.
488 * convert.c (convert_to_real): Consider decimal float types when
490 * dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to
491 describe decimal floating point types.
493 2005-12-18 Ulrich Weigand <uweigand@de.ibm.com>
495 PR rtl-optimization/21041
496 * reload.c (find_reloads_subreg_address): Replace paradoxical
497 subreg of MEM by widened access only if the resulting memory
498 is properly aligned, even on !STRICT_ALIGNMENT targets.
500 2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
502 * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
504 2005-12-18 Steven Bosscher <stevenb@suse.de>
506 * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
507 the 2005-12-17 patch to renumber the entry and exit blocks.
509 2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
511 * doc/objc.texi (Type encoding): Fix typo.
513 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
515 * tree-tailcall.c (find_tail_calls): Use XNEW.
516 * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
517 (free_all_edge_infos): Use explicit cast to convert from void *.
518 (vrp_free): Likewise.
519 (dom_opt_finalize_block): Likewise.
520 (record_equivalences_from_incoming_edge): Likewise.
521 (thread_across_edge): Likewise. Use XCNEWVEC.
522 (record_cond): Use XCNEW.
523 (record_conditions): Use XNEWVEC.
524 (record_edge_info): Use XCNEWVEC.
525 (lookup_avail_expr): Use XNEW.
526 (record_range): Likewise. Use GGC_NEW.
527 * tree-nested.c (var_map_hash): Use explicit cast to convert from
529 (var_map_eq): Likewise.
530 (lookup_field_for_decl): Likewise.
531 (convert_nonlocal_reference): Likewise.
532 (convert_local_reference): Likewise.
533 (convert_nl_goto_reference): Likewise.
534 (convert_nl_goto_receiver): Likewise.
535 (convert_call_expr): Likewise.
536 (convert_tramp_reference): Likewise.
537 (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
538 (convert_nl_goto_reference): Likewise.
539 (lookup_field_for_decl): Use GGC_NEW.
540 (create_nesting_tree): Use GGC_CNEW.
541 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
542 * tree-ssa-alias.c (init_alias_info): Use XCNEW.
543 (create_alias_map_for): Likewise.
544 (setup_pointers_and_addressables): Use XCNEWVEC.
545 (get_ptr_info): Use GGC_NEW.
546 (used_part_map_eq): Use explicit cast to convert from void *.
547 (up_lookup): Likewise.
548 (up_insert): Use XNEW.
549 (get_or_create_used_part_for): Use XCNEW.
550 (get_tmt_for): Likewise.
551 * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
552 * tree-ssa-pre.c (phi_trans_add): Use XNEW.
553 (bitmap_set_new): Use explicit cast to convert from void *.
555 (insert_into_set): Likewise.
556 (pool_copy_list): Likewise.
557 (phi_translate): Likewise.
558 (create_value_expr_from): Likewise.
559 (insert_aux): Use XCNEWVEC.
560 (compute_avail): Use XNEWVEC.
561 * tree-ssa-live.c (calculate_live_on_entry): Likewise.
562 (sort_coalesce_list): Likewise.
563 (build_tree_conflict_graph): Use XCNEWVEC.
564 * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
565 * tree-ssa-copy.c (init_copy_prop): Likewise.
566 (fini_copy_prop): Likewise.
567 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
569 (record_equiv): Use XNEW.
570 (uncprop_into_successor_phis): Use explicit cast to convert from
572 (uncprop_initialize_block): Likewise.
574 2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
576 PR tree-optimization/24378
577 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
578 basic-block after loop-versioning.
580 2005-12-18 Jeff Law <law@redhat.com>
582 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
583 to simplify SWITCH_EXPR_CODE moved from here to ...
584 * tree-ssa-forwprop.c (simplify_switch_expr): Here.
585 (tree-ssa-forward_propagate_single_use_vars): Call
586 simplify_switch_expr when appropriate.
588 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
590 * doc/objc.texi (Type encoding): Add documentation about encoding
591 complex types and _Bool.
593 2005-12-17 Paul Brook <paul@codesourcery.com>
595 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
596 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
597 when frame_pointer_needed.
599 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
601 * tree-vn.c (vn_add): Use XNEW.
602 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
603 (ccp_fold): Likewise.
604 (fold_stmt_r): Use explicit cast to convert from void *.
605 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
606 (new_temp_expr_table): Likewise.
607 * gimplify.c (lookup_tmp_var): Use XNEW.
608 (gimplify_asm_expr): Use explcit cast to convert from void *.
609 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
610 (get_def_blocks_for): Use XNEW.
611 (add_to_repl_tbl): Likewise.
612 (mark_def_sites): Use explicit cast to convert from void *.
613 (def_blocks_free): Likewise.
614 (mark_def_sites_initialize_block): Likewise.
615 (update_ssa): Use XNEWVEC.
616 * tree-dfa.c (create_var_ann): Use GGC_NEW.
617 (create_stmt_ann): Likewise.
618 (create_tree_ann): Likewise.
619 (referenced_var_insert): Likewise.
620 (set_default_def): Likewise.
621 (referenced_var_lookup_if_exists): Use explicit cast to convert
623 (referenced_var_lookup): Likewise.
624 (default_def): Likewise.
625 (set_default_def): Likewise.
626 * tree-cfg.c (create_bb): Likewise.
627 (edge_to_cases_cleanup): Likewise.
628 (verify_node_sharing): Likewise.
629 (record_switch_edge): Use XNEW.
630 (cleanup_dead_labels): Use XCNEWVEC.
631 (tree_duplicate_sese_region): Use XNEWVEC.
632 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
633 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
634 (int_tree_map_eq): Use explicit cast to convert from void *.
635 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
636 (__gcov_execl): Likewise.
637 (__gcov_execlp): Likewise.
638 (__gcov_execle): Likewise.
639 * tree-eh.c (struct_ptr_eq): Likewise.
640 (struct_ptr_hash): Likewise.
641 (lookup_stmt_eh_region_fn): Likewise.
642 (outside_finally_tree): Likewise.
643 (find_goto_replacement): Likewise.
644 (make_eh_edge): Likewise.
645 (mark_eh_edge): Likewise.
646 (add_stmt_to_eh_region_fn): Use GGC_NEW.
647 (record_in_finally_tree): Use XNEW.
648 (maybe_record_in_goto_queue): Use XRESIZEVEC.
649 (lower_try_finally_copy): Use XCNEWVEC.
651 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
653 * tree-inline.c (copy_body_r): Use explicit cast when converting
656 (copy_edges_for_bb): Likewise.
657 (remap_decl_1): Likewise.
658 (estimate_num_insns_1): Likewise.
659 * cgraph.c (hash_node): Use explicit cast when converting from
662 (cgraph_create_node): Use GGC_CNEW.
663 (cgraph_create_edge): Use GGC_NEW.
664 (cgraph_remove_node): Use explicit cast when converting from void *.
665 (hash_varpool_node): Likewise.
666 (eq_varpool_node): Likewise.
667 (cgraph_varpool_node): Use GGC_CNEW.
668 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
669 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
670 (eq_scev_info): Use explicit cast when converting from void *.
671 (find_var_scev_info): Likewise.
672 (set_instantiated_value): Likewise.
673 (gather_stats_on_scev_database_1): Likewise.
674 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
676 * c-pch.c (c_common_write_pch): Use XNEWVEC.
677 (c_common_read_pch): Likewise.
678 * prefix.c (save_string): Use XNEWVEC.
679 (translate_name): Use explicit cast when converting from void *.
680 * c-ppoutput.c (print_line): Use explicit cast when converting
682 (pp_dir_change): Likewise.
683 * c-cppbuiltin.c (builtin_define_std): Likewise.
684 (builtin_define_with_value): Likewise.
685 (builtin_define_with_value_n): Likewise.
686 (builtin_define_with_int_value): Likewise.
687 (builtin_define_type_max): Likewise.
688 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
689 (add_path): Use XNEW.
690 * c-format.c (check_format_info_main): Use GGC_NEW.
691 (format_type_warning): Use explicit cast when converting from void *.
692 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
694 (start_init): Likewise.
695 * tree-flow-inline.h (first_referenced_var): Use explicit cast
696 when converting from void *.
697 (next_referenced_var): Likewise.
698 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
699 * gensupport.c (lookup_predicate): Use explicit cast to convert
701 (init_predicate_table): Use XCNEW instead of xcalloc.
702 * genpreds.c (process_define_predicate): Likewise.
704 2005-12-17 Danny Berlin <dberlin@dberlin.org>
705 Kenneth Zadeck <zadeck@naturalbridge.com>
707 * basic-block.h: Changed basic block numbering so that the entry
708 block is 0 and the exit block is 1. Changed insn iterators so
709 that they are tolerant of blocks with no insns.
710 * regrename.c (copyprop_hardreg_forward): Changed basic block
711 numbering so that the entry block is 0 and the exit block is 1.
712 * sched-ebb.c (sehedule_ebbs): Ditto.
713 * tracer.c (branch_ratio_cutoff): Ditto.
714 * cfgloopmanip.c (fix_loop_structure): Ditto.
715 * cfghooks.c (verify_flow_info): Ditto.
716 * cfg.c (compact_blocks): Ditto.
717 * reorg.c (dbr_schedule): Ditto.
718 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
719 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
720 calculate_dominance_info): Ditto.
721 * cfganal.c (create_edge_list, print_edge_list,
722 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
723 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
724 dfs_enumerate_from): Ditto.
725 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
726 * ifcvt.c (find_if_case_2): Ditto.
727 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
728 find_basic_blocks): Ditto.
729 * predict.c (predict_loops, tree_bb_level_predictions,
730 predict_paths_leading_to, propagate_freq): Ditto.
731 * lcm.c (compute_antinout_edge, compute_laterin,
732 compute_available): Ditto.
733 * function.c (thread_prologue_and_epilogue_insns): Ditto.
734 * gcse.c (gcse_main, bypass_jumps): Ditto.
735 * profile.c (compute_branch_probabilities,
736 compute_value_histograms, branch_prob): Ditto.
737 * tree-flow-inline.h (bsi_start, bsi_after_labels,
739 * tree-ssa-phiopt.c (tree_ssa_phiopt,
740 blocks_in_phiopt_order): Ditto.
741 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
742 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
743 * tree-dfa.c (collect_dfa_stats): Ditto.
744 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
745 * cfglayout.c (fixup_reorder_chain): Ditto.
746 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
747 partition_hot_cold_basic_blocks): Ditto.
748 * var-tracking.c (vt_find_locations): Ditto.
749 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
750 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
751 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
752 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
753 * tree-ssa-reassoc.c (init_reassoc): Ditto.
754 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
755 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
756 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
757 and removed unused reverse orders.
759 * combine.c: Fix document typo.
761 2005-12-17 Jan Hubicka <jh@suse.cz>
763 * tree-flow-inline.h (set_default_def, default_def): Kill.
764 * tree-dfa.c (default_defs): New global variable.
765 (default_def, set_default_def): New functions.
766 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
767 * tree-flow.h (struct var_ann_d): Kill default_def field.
768 (set_default_def, default_def): Update prototype.
769 (default_defs): Declare.
771 2005-12-16 Jeff Law <law@redhat.com>
773 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
774 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
775 into tree-ssa-forwprop.c.
776 (eliminate_redundant_computations): Do not call
777 simplify_rhs_and_lookup_avail_expr anymore.
778 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
779 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
780 (tree_ssa_forward_propagate_single_use_vars): Call
781 simplify_not_neg_expr appropriately.
783 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
786 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
788 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
790 PR rtl-optimization/25456
791 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
792 info->x_start with p->x_start.
794 2005-12-17 Alan Modra <amodra@bigpond.net.au>
796 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
797 introduced 2005-12-16.
799 2005-12-16 Steven Bosscher <stevenb@suse.de>
801 PR rtl-optimization/23837
802 * optabs.c (expand_binop): For a multi-word rotate, never emit
803 a REG_NO_CONFLICT block.
805 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
808 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
811 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
814 2005-12-16 Steven Bosscher <stevenb@suse.de>
816 * loop-invariant.c (move_loop_invariants): Add missing hunk from
817 the previous patch, to nullify df.
819 2005-12-16 Steven Bosscher <stevenb@suse.de>
821 * reorg.c (mostly_true_jump): Clean up code depending on
822 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
823 poor man's branch prediction, instead rely on REG_BR_PROB
824 notes to be available.
826 2005-12-16 Jakub Jelinek <jakub@redhat.com>
828 PR rtl-optimization/24899
829 * loop.c (strength_reduce): Don't reduce giv that is not always
830 computable and where add_val or mult_val can trap.
832 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
834 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
836 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
837 names of ms1-16-002 files.
839 2005-12-16 Alan Modra <amodra@bigpond.net.au>
842 * gcc.c (for_each_path): New function.
843 (add_to_obstack, file_at_path): New functions.
844 (struct file_at_path_info, struct add_to_obstack_info): New.
845 (build_search_list): Rewrite using for_each_path. Constify struct
846 path_prefix pointer. Add do_multi param. Adjust all callers.
847 (find_a_file): Similarly, but just change existing param to bool.
848 (putenv_from_prefixes): Add do_multi param, make "paths" const.
849 (do_spec_path): Delete.
850 (struct spec_path_info): New.
851 (spec_path): New function.
852 (do_spec_1): Use for_each_path for %D and %I.
853 (find_file): Adjust for find_a_file changes.
854 (main): Search multilibs for specs. Print multilib lib path for
855 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
856 (read_specs): Search multilibs for %include and %include_noerr.
857 (is_directory): Remove second string param. Change last param
858 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
859 check path is a dir. Update all callers.
860 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
861 * system.h (SMALL_ARG_MAX): Poison.
862 * config.gcc: Don't define SMALL_ARG_MAX.
863 * config.host: Likewise.
864 * config.build: Likewise.
866 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
868 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
869 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
870 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
871 simplify_logical): Move simplifications that do not require
872 additional infrastructure...
873 * simplify-rtx.c (simplify_unary_operation_1,
874 simplify_binary_operation_1): ... here.
876 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
879 * flow.c (mark_used_dest_regs): New function.
880 (mark_used_regs): Call mark_used_dest_regs.
882 2005-12-16 Jeff Law <law@redhat.com>
884 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
885 represent a use and definition of the same SSA_NAME.
887 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
888 Janis Johnson <janis187@us.ibm.com>
889 Ben Elliston <bje@au.ibm.com>
891 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
892 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
893 * target.h (struct gcc_target): Add decimal_float_supported_p.
894 * targhooks.c (default_scalar_mode_supported_p): Handle
896 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
897 of inf, nan, finite, isinf and isnan.
898 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
899 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
900 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
901 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
902 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
903 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
904 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
905 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
906 Pedwarn if decimal floating point types are used. Error if
907 decimal floating point is not supported by the target.
908 (finish_declspecs): Return type from DFP typespec_word.
909 * c-typeck.c (c_common_type): Choose the decimal floating point
910 type with the greater precision when determining a common type.
911 (convert_arguments): Warn if there is a mismatch between argument
912 and prototype for decimal float types. Warn of conversions with
913 binary float types and of precision narrowing due to prototype.
914 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
915 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
916 (c_token_starts_declspecs): Likewise.
917 (c_parser_attributes): Likewise.
918 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
919 RID_DFLOAT64, RID_DFLOAT128.
920 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
921 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
922 (shorten_compare): Convert DFP/BFP operands to a common type.
923 (c_common_modes_and_builtins): Register built-in decimal float
924 types if the target supports them.
925 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
926 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
927 inf, nan, finite, isinf and isnan builtins.
928 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
929 (builtin_define_float_constants): Assert non-decimal radix.
930 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
931 Call builtin_define_decimal_float_constants for each type.
932 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
933 flags. Use real_from_string3, which can handle binary or decimal
935 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
936 cts_dfloat64, cts_dfloat128.
937 * tree.c (build_common_tree_nodes_2): Add decimal float types.
938 * tree.h (enum tree_index): Add new enumeration values
939 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
940 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
941 (dfloat32_type_node): New macro.
942 (dfloat64_type_node, dfloat128_type_node): Likewise.
943 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
944 (dfloat128_ptr_type_node): Likewise.
945 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
946 bit decimal floating point types with "df", "dd" and "dl".
947 * c-format.h (enum format_lengths): Add new enumeration values
948 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
949 * c-format.c (printf_length_specs, scanf_length_specs): Add
950 entries for H, D, DD.
951 (print_char_table, scan_char_table): Use new entries.
952 (asm_fprintf_char_table, gcc_diag_char_table,
953 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
955 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
956 (DECIMAL64_TYPE_SIZE): Likewise.
957 (DECIMAL128_TYPE_SIZE): Likewise.
958 (TARGET_DEC_EVAL_METHOD): Likewise.
959 * doc/extend.texi (Decimal Float): New node.
960 (Constructing Calls): Document decimal float built-ins.
961 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
962 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
963 * ginclude/decfloat.h: New file.
965 2005-12-16 Alan Modra <amodra@bigpond.net.au>
967 * reload.c (find_reloads): Fix comment typo.
968 * recog.h (recog_memoized): Correct comment.
970 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
972 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
973 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
974 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
975 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
976 * doc/invoke.texi, doc/tm.texi: Fix typos.
978 2005-12-16 Ben Elliston <bje@au.ibm.com>
980 * real.c (decimal_quad_format): Correct values for emin, emax.
982 2005-12-15 DJ Delorie <dj@redhat.com>
984 * config/m32c/predicates.md (m32c_psi_scale): New.
985 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
986 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
988 2005-12-16 Jan Hubicka <jh@suse.cz>
990 PR rtl-optimization/25224
991 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
994 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
995 Steven Bosscher <stevenb@suse.de>
997 * loop-invariant.c (df): New global variable.
998 (find_defs, check_dependencies, find_invariant_insn, record_uses,
999 find_invariants_bb, find_invariants_body, find_invariants,
1000 find_invariants_to_move, move_invariants, free_inv_motion_data,
1001 move_single_loop_invariants, move_loop_invariants): Do not pass df in
1004 2005-12-15 Jakub Jelinek <jakub@redhat.com>
1006 * varasm.c (default_unique_section_1): Use special section
1007 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
1009 2005-12-16 Ben Elliston <bje@au.ibm.com>
1011 * doc/invoke.texi (Warning Options): Document -Walways-true being
1014 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
1017 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
1018 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
1019 __floatunditf): Use #error if type sizes don't match requirements
1021 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
1022 as wider floating-point type. Use #error if type sizes don't
1023 match requirements of implementation. Avoid overflow in computing
1024 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
1025 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
1026 (__floatundisf, __floatundidf): Likewise.
1027 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
1028 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1029 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
1030 TFmode-TImode conversions.
1031 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
1033 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
1035 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
1036 Use builtin_define_with_int_value() instead of
1037 adding a new check for every new major FreeBSD version.
1039 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
1041 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
1043 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1045 * config/arm/predicates.md (call_memory_operand): New.
1046 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
1048 2005-12-15 Andrew Haley <aph@redhat.com>
1050 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
1051 against prev_cache_entry == NULL when moving a cache entry to the
1054 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1056 * config/mt/mt.c (mt_override_options): Require lower case
1057 architectures. Revert accidental default to ms2.
1058 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
1059 ENDFILE_SPEC): Require lower case architectures. Revert default
1062 * doc/invoke.texi (MT Options): Rename and update.
1063 * doc/md.texi (MorphoTech family): Rename and update.
1065 2005-12-15 Olivier Hainque <hainque@adacore.com>
1067 * stor-layout.c (layout_type): Don't complain about a too small
1068 an array element type size compared to its alignment when the
1071 2005-12-15 Jan Hubicka <jh@suse.cz>
1074 * i386.c (classify_argument): Properly adjust offset of bitfield for
1077 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1079 * final.c (final_scan_insn): Flip in_cold_section_p when changing
1080 between the hot and cold sections. Use current_function_section
1081 to get the new section.
1082 * dwarf2out.c (output_line_info): Use in_cold_section_p to
1083 determine whether we are assembling hot or cold code.
1084 (secname_for_decl, dwarf2out_var_location): Likewise.
1085 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
1086 * varasm.c (last_text_section): Delete.
1087 (in_cold_section_p): New variable.
1088 (hot_function_section): New function.
1089 (current_function_section): Pass in_cold_section_p as the
1090 reloc argument to select_section. Use it to decide between
1091 unlikely_function_section and hot_function_section.
1092 (assemble_start_function): Use switch_to_section. Set
1093 in_cold_section_p instead of last_text_section.
1094 (assemble_end_function): Use switch_to_section.
1095 (switch_to_section): Don't set last_text_section.
1096 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
1097 argument to make the right choice between hot and cold sections.
1099 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1101 Second part of MS1->MT renaming
1102 * config/mt/mt.md (doloop_end): Call mt_add_loop.
1103 (movqi, movhi): Call mt_set_memflags.
1104 (*movdf_internal): Call mt_split_words.
1105 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
1107 (cmpsi): Store to mt_compare_op[01].
1108 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
1109 bungt, bunle, bunlt): Call mt_emit_cbranch.
1110 (prologue): Call mt_expand_prologue.
1111 (epilogu): Call mt_expend_epilogue.
1112 (eh_return): Call mt_expand_eh_return.
1113 (eh_epilogue): Call me_emit_eh_epilogue.
1114 (conditional_trap): Store to mt_compare_op[01].
1115 * config/mt/crti.asm: Adjust comment.
1116 * config/mt/crtn.asm: Adjust comment.
1117 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
1118 (mt_compare_op0, mt_compare_op1): Renamed.
1119 (current_frame_info, zero_frame_info): Adjust type.
1120 (mt_ucmpsi3_libcall): Renamed.
1121 (mt_flag_delayed_branch): Renamed.
1122 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
1123 (mt_nops_required, mt_nop_reasons): Renamed.
1124 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
1125 mt_debug_stack, mt_print_operand_simple_address,
1126 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
1127 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
1128 mt_function_arg_advance, mt_arg_partial_bytes,
1129 mt_pass_by_reference, mt_function_arg_boundary,
1130 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
1131 mt_legitimate_address_p): Renamed, adjusted.
1133 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
1134 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
1135 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
1136 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
1137 mt_expand_eh_return, mt_emit_eh_prologue,
1138 mt_handl_interrupt_attribute): Renamed, adjusted.
1139 (mt_attribute_table): Renamed, adjusted.
1140 (mt_initial_elimination_offset, mt_generate_compare,
1141 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
1142 mt_secondary_reload_class, mt_function_value, mt_split_words,
1143 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
1144 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
1145 (mt_labels): Renamed.
1146 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
1147 mt_machine_reorg): Renamed, adjusted.
1148 (mt_attribute_table: Renamed.
1149 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
1150 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
1151 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
1152 * config/mt/mt.opt (march): Set mt_cpu_string.
1153 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
1154 (TARGET_CPU_CPP_BUILTINS): Adjust.
1155 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
1156 TARGET_MS2): Adjust.
1157 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
1158 (MT_MIN_INT): Renamed.
1159 (RETURN_ADDR_RTX): Adjust.
1160 (struct mt_frame_info): Renamed.
1161 (current_frame_info): Adjust type.
1162 (INITIAL_ELIMINATION_OFFSET): Adjust.
1163 (MT_NUM_ARG_REGS): Renamed.
1164 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
1165 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
1166 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
1167 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
1168 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
1169 (mt_compare_op0, mt_compare_op1): Renamed.
1170 * config/mt/mt-protos.h: Rename prototypes.
1172 2005-12-15 Richard Guenther <rguenther@suse.de>
1174 * tree-flow.h (okay_component_ref_for_subvars): Remove.
1175 (get_ref_base_and_extent): Declare.
1176 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
1177 (get_ref_base_and_extent): New function.
1178 * tree-ssa-alias.c (find_used_portions): Use it.
1179 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1181 * tree-ssa-operands.c (get_expr_operands): Likewise.
1183 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
1185 * combine.c: Remove force_to_mode's fourth parameter.
1186 (force_to_mode): Do not handle REG.
1187 (canon_reg_for_combine): New.
1188 (make_field_assignment): Use it where the removed argument was non-NULL.
1190 2005-12-15 Alan Modra <amodra@bigpond.net.au>
1193 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
1194 error_mark_node. Make alignment params unsigned.
1195 * config/rs6000/rs6000-protos.h
1196 (rs6000_special_round_type_align): Update prototype.
1197 (rs6000_machopic_legitimize_pic_address): Remove arg names.
1199 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
1201 PR rtl-optimization/25310
1202 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
1203 of the eliminable register when substituting into a PLUS.
1205 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1208 * config/i386/i386.c (ix86_force_to_memory): Always use
1209 SImode push for HImode in -m32.
1210 (ix86_free_from_memory): Likewise.
1212 2005-12-14 Richard Sandiford <richard@codesourcery.com>
1214 * gcc/config/arm/arm.md: Provide a big-endian version of the
1215 (zero_extend:SI (subreg:QI ...)) splitter.
1217 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1219 * struct-equiv.c (note_local_live): Handle hard regs with different
1222 2005-12-14 Jeff Law <law@redhat.com>
1224 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
1225 to a structure containing state rather than a pointer to bool.
1226 (case ARRAY_REF): New code to handle folding some array references.
1227 (case ADDR_EXPR): Note when we are processing expressions found
1228 within an ADDRE_EXPR.
1229 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
1230 for state variables rather than just a pointer to a boolean.
1231 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1232 handling of constant string references.
1234 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1236 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
1237 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
1238 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
1239 Move other tst* patterns to retain partial order.
1241 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1243 * config/s390/s390.md ("d0", "1"): New mode attributes.
1244 ("<shift>di3", "<shift>si3"): Merge.
1245 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
1246 ("ashrdi3", "ashrsi3"): Merge.
1247 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
1248 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
1249 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
1250 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
1251 ("*ashrdi3", "*ashrsi3"): Merge.
1252 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
1254 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1256 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
1257 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
1258 ("*extendqidi2", "*extendqisi2") Merge.
1259 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
1260 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1261 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
1262 Move some patterns to retain partial ordering.
1264 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1266 * config/s390/s390.md ("atype", "length"): Rewrite.
1267 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
1269 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1271 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
1273 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1275 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
1276 PARALLELs with a mode.
1278 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1280 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
1281 cond_expr parameter.
1283 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1285 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
1287 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1291 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
1294 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
1296 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1300 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
1301 DECL_P, call get_section rather than get_named_section. Supply
1302 section flags to it.
1304 2005-12-14 Ben Elliston <bje@au.ibm.com>
1306 * c-common.c (c_common_truthvalue_conversion): Generalise warning
1307 for addresses converted to booleans; not just function addresses.
1308 * c-typeck.c (build_binary_op): Warn for address comparisons which
1309 can never be NULL (eg. func == NULL or &var == NULL).
1310 * common.opt (Walways-true): New option.
1311 * c-opts.c (c_common_handle_option): Set it with -Wall.
1312 * doc/invoke.texi: Document it.
1314 2005-12-13 Paul Brook <paul@codesourcery.com>
1316 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
1317 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
1319 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1321 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
1322 (EXTRA_MULTILIB_PARTS): Define.
1324 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1326 PR rtl-optimization/20070 / part1
1327 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
1328 count_or_remove_death_notes with kill == -1.
1329 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
1330 registers if PROP_POST_REGSTACK is set.
1331 (mark_used_reg): Likewise.
1332 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
1333 REG_UNUSED notes for stack regs.
1334 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
1335 to match rtx_equiv_p machinery. Change caller.
1336 (outgoing_edges_match): Likewise.
1337 (try_crossjump_to_edge): Use struct_equiv_block_eq
1338 instead of flow_find_cross_jump.
1339 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
1340 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
1341 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
1342 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
1343 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
1344 (insns_match_p): Update prototype.
1345 (flow_find_cross_jump): Remove prototype.
1346 (struct_equiv_block_eq, struct_equiv_init): Declare.
1347 (rtx_equiv_p, condjump_equiv_p): Likewise.
1348 * struct-equiv.c: Include reload.h.
1349 (IMPOSSIBLE_MOVE_FACTOR): Define.
1350 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
1351 (struct_equiv_improve_checkpoint): Likewise.
1352 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
1353 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
1354 (struct_equiv_merge, find_dying_input): Likewise.
1355 (resolve_input_conflict, note_local_live): Likewise.
1356 (death_notes_match_p): Change parameters and processing
1357 to match rtx_equiv_p machinery. Change caller.
1358 (insns_match_p): Likewise.
1359 (flow_find_cross_jump): Replace with:
1360 (struct_equiv_block_eq).
1362 Back out this change:
1363 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1364 * recog.c (verify_changes): Make it static.
1365 * recog.h: Remove the corresponding prototype.
1367 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1369 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
1372 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1374 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
1375 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
1376 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
1377 TARGET_MS1_64_001 appropriately.
1378 (ms1_machine_reorg): Use TARGET_MS2.
1380 2005-12-13 Jakub Jelinek <jakub@redhat.com>
1384 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
1385 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
1386 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
1387 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
1388 Set mode to SI, adjust constraints.
1389 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
1390 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
1393 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
1395 * c-cppbuiltin.c (builtin_define_float_constants): Add
1396 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
1397 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
1398 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
1399 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
1400 to "((double)%sL)" otherwise "%s".
1402 2005-12-13 Paul Brook <paul@codesourcery.com>
1404 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
1407 2005-12-11 Rafael vila de Espndola <rafael.espindola@gmail.com>
1409 * tree-flow.h: Allow compilation with a C++ compiler.
1410 (struct edge_prediction): Prefix all field names with "ep_".
1411 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
1412 (tree_predict_edge, combine_predictions_for_bb): Likewise.
1413 (remove_predictions_associated_with_edge): Likewise.
1415 2005-12-12 Jeff Law <law@redhat.com>
1417 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1419 * passes.c (init_optimization_passes): Run reassociation again
1420 after loop optimizations.
1422 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
1424 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
1426 (optimize_stmt): Ditto.
1427 (canonicalize_comparison): New function.
1428 * tree-ssa-operands.c (swap_tree_operands): Make external.
1429 (get_expr_operands): Stop auto-canonicalization.
1430 * tree-ssa-reassoc.c: Rewrite.
1431 (init_optimization_passes):
1432 * tree-flow.h (swap_tree_operands): Prototype.
1433 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
1435 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1437 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
1438 indicate function epilogue has been output.
1439 (pa_asm_output_mi_thunk): Likewise.
1440 (output_deferred_plabels): Put plabels in readonly data section when
1441 not generating PIC code.
1442 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
1443 information. Add assert.
1444 (som_output_comdat_data_section_asm_op): New function.
1445 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
1446 instead of output_section_asm_op for COMDAT sections.
1448 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
1450 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
1451 Fix whitespace in vincinity of to-be-installed changes.
1452 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
1453 (insns_match_p): Likewise.
1455 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
1457 * config.gcc (ms1): Replace with ...
1459 * config/ms1: Rename to ...
1460 * config/mt: ... here. Rename ms1 files to mt.
1461 * config/mt/mt.c: Adjust gt-mt.h #include.
1462 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
1463 (crti.o, crtn.o): Adjust file names.
1465 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
1467 * varray.h: Allow compilation with a C++ compiler.
1468 (union varray_data_tag): Prefix all field names with "vdt_".
1469 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
1470 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
1471 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
1472 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
1473 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
1474 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
1475 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
1476 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
1477 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
1478 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
1479 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
1480 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
1481 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
1482 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
1483 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
1484 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
1485 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
1486 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
1487 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
1488 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
1489 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
1490 VARRAY_TOP_TREE_PTR): Likewise.
1491 * varray.c (varray_grow): Likewise.
1492 (varray_clear): Likewise.
1494 2005-12-12 Alan Modra <amodra@bigpond.net.au>
1497 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
1498 alignment to doubleword if the first field is a double array.
1499 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
1501 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1503 * tree-ssa-structalias.c (process_constraint): Remove code to
1504 transform addressofs into scalar.
1505 (create_variable_info_for): In whole-program IPA, globals don't
1506 point to ANYTHING by default.
1508 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1510 * timevar.def (TV_IPA_PTA): New.
1511 * tree-pass.h (pass_ipa_pta): New
1512 * tree-ssa-structalias.c: Include cgraph.h
1514 (predbitmap_obstack): New.
1515 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
1516 (struct constraint_stats): Add num_edges.
1517 (new_var_info): Don't call bitmap_clear.
1518 (struct constraint_edge): Update docs.
1519 (new_constraint_edge): Remove src param.
1520 (struct constraint_graph): Add zero_weight_succs,
1521 zero_weight_preds. Update docs.
1522 (constraint_expr_equal): Reformat.
1523 (constraint_edge_equal): Update for removal of src.
1524 (constraint_edge_less): Ditto.
1525 (constraint_edge_vec_find): Ditto.
1526 (erase_graph_self_edge): Update for removal of src and and zero
1528 (clear_edges_for_node): Ditto.
1529 (add_graph_edge): Ditto.
1530 (get_graph_weights): Ditto.
1531 (allocate_graph_weights): Ditto.
1532 (merge_graph_nodes): Ditto.
1533 (int_add_graph_edge): Ditto.
1534 (valid_graph_edge): Ditto.
1535 (valid_weighted_graph_edge): Ditto.
1536 (build_constraint_graph): Ditto.
1538 (collapse_nodes): Ditto.
1539 (process_unification_queue): Ditto.
1540 (topo_visit): Ditto.
1541 (solve_graph): Ditto.
1542 (do_structure_copy): Ditto.
1543 (perform_var_substitution): Ditto.
1544 Init and release obstack.
1545 (handle_ptr_arith): Try to resolve directly.
1546 (find_func_aliases): Don't call update_alias_info here
1547 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
1548 (do_sd_constraint): Add code for propagating faster.
1550 (do_ds_constraint): Ditto.
1551 (count_num_arguments): New function.
1552 (create_function_info_for): Ditto.
1553 (create_variable_info_for): Handle FUNCTION_DECL.
1554 (intra_create_variable_infos): Use make_constraint_to_anything.
1555 (init_alias_vars): Init obstacks here.
1556 (need_to_solve): Handle zero weight graph changes.
1557 (compute_points_to_sets): Call update_alias_info here.
1558 (delete_points_to_sets): Free zero weight preds/succs here.
1559 (gate_ipa_pta): New.
1560 (ipa_pta_execute): New
1562 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1564 * tree-ssa-structalias.c (var_anyoffset): Removed.
1565 (anyoffset_tree): Ditto.
1566 (anyoffset_id): Ditto.
1567 (do_deref): Take vector of constraints, no return value.
1568 Update to work on vector.
1569 (get_constraint_for): Ditto.
1570 (get_constraint_for_component_ref): Ditto.
1571 (do_structure_copy): Ditto.
1572 (handle_ptr_arith): Ditto.
1573 (find_func_aliases): Ditto.
1574 (set_uids_in_ptset): Remove anyoffset handling.
1575 (init_base_vars): Ditto.
1577 2005-12-10 Mark Mitchell <mark@codesourcery.com>
1580 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
1581 DECL_EXTERNAL functions have no bodies. Tidy.
1583 2005-12-10 Andreas Schwab <schwab@suse.de>
1585 * except.c (switch_to_exception_section): Only define if
1586 TARGET_UNWIND_INFO is not defined.
1588 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1590 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1591 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1593 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1595 * output.h (init_section, fini_section): Delete.
1596 * varasm.c (init_section, fini_section): Delete.
1597 (init_varasm_once): Don't initialize them.
1598 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1599 there are no corresponding varasm.c variables.
1601 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1603 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1604 of EH_FRAME_SECTION_NAME into...
1605 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1606 if it is still null.
1607 * except.c (default_exception_section): Delete, moving most
1609 (switch_to_exception_section): ...this new function. Set
1610 exception_section if it is still null, then switch to it.
1611 (output_function_exception_table): Use switch_to_exception_section.
1612 * varasm.c (exception_section, eh_frame_section): Update comments.
1613 (get_section): Hoist use of SECTION_NAMED.
1614 (init_varasm_once): Don't set exception_section and eh_frame_section.
1615 * output.h (default_exception_section): Delete.
1616 (default_eh_frame_section): Delete.
1618 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1620 * config/bfin/bfin.c: Include "cgraph.h".
1621 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1622 Return the reg that holds the pointer to the GOT.
1623 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1624 doing stack checking.
1626 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1628 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1629 recompute_tree_invarant_for_addr_expr.
1630 Update uses everywhere.
1632 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1634 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1635 (MULTILIB_DIRNAMES): Define.
1637 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1640 * config/s390/s390.c (struct s390_address): New field literal_pool.
1641 (s390_decompose_address): Compute literal_pool field. Do not
1642 assume register %r13 is always (and solely) used as pool base.
1643 (s390_extra_constraint_str): Use literal_pool field.
1645 2005-12-09 Thiemo Seufer <ths@networkno.de>
1647 * config/mips/mips.c (override_options): Don't allow too small
1648 integers in FP registers.
1650 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1652 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1653 targetm.binds_local_p to check for local function calls.
1655 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1658 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1659 call_used_regs can't be used to save reg in another reg.
1661 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1662 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1664 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1666 * except.c (output_ttype): Likewise.
1667 * tree-object-size.c (collect_object_sizes_for): Likewise.
1668 (check_for_plus_in_loops_1): Likewise.
1669 (check_for_plus_in_loops): Likewise.
1670 (compute_object_sizes): Use gcc_unreachable instead of abort.
1672 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1674 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1675 (loop_end, loop_init, doloop_end): New insns.
1676 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1677 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1678 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1679 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1680 * config/ms1/ms1.c: #include basic-block.h
1681 (struct machine_function): Add has_loops field.
1682 (ms1_add_loop): New.
1683 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1684 (struct loop_info, struct loop_work): New.
1685 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1686 (ms1_reorg_loops): New loop optimization.
1687 (ms1_machine_reorg): Call it.
1688 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1690 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1692 PR tree-optimization/25248
1693 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1694 evolution_of_loop from the failed attempt. Remove handling
1697 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1699 * tree.h (DECL_EXTERNAL): Clarify documentation.
1701 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1702 Jakub Jelinek <jakub@redhat.com>
1705 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1706 argument. Don't drop outer ANDs.
1707 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1708 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1710 * config/s390/predicates.md (setmem_operand): Remove.
1711 (shift_count_operand): Rename to...
1712 (shift_count_or_setmem_operand): ... this. Adjust
1713 s390_decompose_shift_count caller.
1714 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1715 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1716 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1717 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1718 rotl<mode>3_and, setmem_long_and): New insns.
1719 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1720 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1721 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1722 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1723 of shift_count_operand.
1724 (setmem_long): Use shift_count_or_setmem_operand instead of
1727 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1728 Andreas Tobler <a.tobler@schweiz.ch>
1730 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1733 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1735 * expr.c (force_operand): Use convert_to_mode for conversions.
1737 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1739 * reload.h (reg_equiv_invariant): Declare.
1740 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1741 register also when reg_equiv_invariant[R] is set.
1743 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1744 Andreas Tobler <a.tobler@schweiz.ch>
1746 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1748 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1750 * tree-ssa-pre.c (bitmap_set_and): New function.
1751 (bitmap_set_and_compl): New function.
1752 (bitmap_set_empty_p): New function.
1753 (insert_extra_phis): New function.
1754 (compute_avail): Use insert_extra_phis.
1756 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1758 * config/s390/s390.c (s390_expand_atomic): New function.
1759 Adjust comment of helper functions.
1760 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1761 * config/s390/s390.md ("ATOMIC"): New code macro.
1762 ("atomic"): Corresponding new code attribute.
1763 ("sync_lock_test_and_set[hq]i",
1764 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1766 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1768 * config/s390/s390.c (s390_expand_mask_and_shift,
1769 struct alignment_context, init_alignment_context,
1770 s390_expand_cs_hqi): New.
1771 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1772 * config/s390/s390.md ("sync_compare_and_swaphi",
1773 "sync_compare_and_swapqi"): New pattern.
1775 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1777 Fix PR tree-optimization/25291
1778 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1779 redundant and crashing check.
1781 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1784 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1785 tests further when !strict && reload_in_progress.
1786 (print_operand): Check that both operands of indexed address are regs.
1787 (print_operand_address): Likewise.
1788 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1789 (INT_REG_OK_FOR_BASE_P): Correct.
1791 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1793 Preparation for PR rtl-optimization/20070 / part1
1794 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1795 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1796 outgoing_edges_match.
1797 (outgoing_edges_match): Use condjump_equiv_p.
1798 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1800 * struct-equiv.c: New file.
1801 (death_notes_match_p) New function, broken out of insns_match_p.
1802 * Makefile.in (OBJS-common): Add struct-equiv.o.
1803 (struct-equiv.o): New target.
1805 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1807 * coretypes.h: Revert previous change.
1808 * config/darwin.h: Revert previous reversion.
1809 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1811 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1813 * coretypes.h (section): Provide dummy definition for target files.
1814 * config/darwin.h: Revert previous change.
1816 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1818 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1819 * configure.ac: Remove all.build and install-normal from target_list
1820 * configure: Regenerate.
1821 * Makefile.in (install): Don't depend on install-normal.
1823 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1825 * Makefile.in: Document the use of stamps.
1827 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1829 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1830 * Makefile.in: Add code to compute some dependencies on s-gtype
1831 automatically. Remove the declaration of those dependencies.
1833 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1835 * gcc/reload.c (push_secondary_reload): Fix typo:
1836 s/insn_constraint/scratch_constraint/.
1838 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1840 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1842 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1844 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1845 (alpha_elf_select_rtx_section): Return the selected section rather
1846 than emitting assembly code.
1847 (alpha_write_linkage): Emit a ".link" directive directly and then
1848 set in_section to NULL.
1849 (vms_asm_out_constructor): Use switch_to_section.
1850 (vms_asm_out_destructor): Likewise.
1851 (unicosmk_output_common): Set in_section to NULL instead of calling
1852 the dummy common_section function.
1853 (unicosmk_text_section): Delete in favor of...
1854 (unicosmk_output_text_section_asm_op): ...this new function.
1855 (unicosmk_data_section): Delete in favor of...
1856 (unicosmk_output_data_section_asm_op): ...this new function.
1857 (unicosmk_init_sections): New function.
1858 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1859 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1860 the dummy ssib_section function.
1861 (unicosmk_section_buf): Delete.
1862 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1863 (unicosmk_data_section): Delete.
1864 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1865 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1866 (SECTION_FUNCTION_TEMPLATE): Delete.
1867 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1868 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1869 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1870 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1871 (TARGET_ASM_INIT_SECTIONS): Define.
1872 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1873 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1874 (link_section, literals_section): Delete.
1875 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1876 set in_section to NULL.
1878 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1879 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1880 (COMMON_SECTION): Delete.
1881 (TARGET_ASM_INIT_SECTIONS): Define.
1882 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1883 the dummy common_section function.
1884 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1885 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1886 between readonly_data_section and text_section to check whether
1887 read-only data is being put in the text section.
1888 (arm_output_function_epilogue): Use switch_to_section.
1889 (arm_elf_asm_constructor): Likewise.
1890 (thumb_call_via_reg): Replace call to in_text_section with
1891 a comparison between in_section and text_section.
1892 (arm_file_end): Use switch_to_section.
1893 (aof_text_section): Delete in favor of...
1894 (aof_output_text_section_asm_op): ...this new function.
1895 (aof_data_section): Delete in favor of...
1896 (aof_output_data_section_asm_op): ...this new function.
1897 (aof_asm_init_sections): New function.
1898 (zero_init_section): Moved from config/arm/aof.h.
1899 (aof_dump_imports, aof_file_start): Use switch_to_section.
1900 * config/arm/arm.h (thumb_call_via_label): Update comment.
1901 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1902 (common_section): Delete.
1903 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1904 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1905 global switch_to_section function instead of the old port-local one.
1906 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1907 (SWITCH_TO_SECTION_FUNCTION): Delete.
1908 (drectve_section): Redefine as a macro.
1909 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1910 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1913 * config/avr/avr.c (progmem_section): New variable.
1914 (avr_output_progmem_section_asm_op): New function.
1915 (avr_asm_init_sections): New function.
1916 (avr_output_addr_vec_elt): Use switch_to_section.
1917 * config/avr/avr.h (progmem_section): Declare.
1918 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1919 (READONLY_DATA_SECTION): Delete.
1920 (TARGET_ASM_INIT_SECTIONS): Define.
1921 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1922 * config/avr/avr-protos.h (progmem_section): Delete.
1924 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1926 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1927 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1929 * config/darwin-sections.def: New file.
1930 * config/darwin.c: Define all sections in darwin-sections.def.
1931 (output_objc_section_asm_op, darwin_init_sections): New functions.
1932 (machopic_output_indirection): Use switch_to_section.
1933 (machopic_select_section): Return the selected section rather than
1934 emitting assembly code. Replace the static function table with
1935 inline conditional expressions. Update the tests of last_text_section
1936 and move them into the FUNCTION_DECL block.
1937 (machopic_select_rtx_section): Return the selected section rather than
1938 emitting assembly code.
1939 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1940 (darwin_file_end): Use switch_to_section.
1941 * config/darwin.h: Use darwin-sections.def to declare sections.
1942 (INIT_SECTION_ASM_OP): Remove empty definition.
1943 (HAS_INIT_SECTION): Define this instead.
1944 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1945 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1946 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1947 (TARGET_ASM_INIT_SECTIONS): Define.
1948 * config/darwin-protos.h (darwin_init_sections): Declare.
1949 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1950 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1951 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1952 (constructor_section, destructor_section, mod_init_section): Delete.
1953 (mod_term_section): Delete.
1954 (darwin_exception_section, darwin_eh_frame_section): Delete.
1955 (machopic_select_section): Return a section.
1956 (machopic_select_rtx_section): Likewise.
1957 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1958 (const_section, const_coal_section, const_data_section): Delete.
1959 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1960 (literal4_section, literal8_section, constructor_section): Delete.
1961 (mod_init_section, mod_term_section, destructor_section): Delete.
1962 (objc_class_section, objc_meta_class_section, objc_category_section)
1963 (objc_class_vars_section, objc_instance_vars_section): Delete.
1964 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1965 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1966 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1967 (objc_symbols_section, objc_module_info_section): Delete.
1968 (objc_image_info_section, objc_protocol_section): Delete.
1969 (objc_string_object_section, objc_constant_string_object_section)
1970 (objc_class_names_section, objc_meth_var_names_section): Delete.
1971 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1972 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1973 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1974 (darwin_exception_section, darwin_eh_frame_section): Delete.
1975 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1977 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1978 (frv_asm_out_destructor): Likewise.
1979 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1980 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1981 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1983 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1984 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1985 (data_section): Delete.
1987 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1988 (DRECTVE_SECTION_FUNCTION): Delete.
1989 (drectve_section): Redefine as a macro that sets in_section after
1990 emitting the directive.
1991 (SWITCH_TO_SECTION_FUNCTION): Delete.
1992 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1993 in_text_section with comparison between in_section and text_section.
1994 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1995 rather than emitting assembly code. Use get_named_section.
1996 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1998 (machopic_output_stub): Use switch_to_section.
1999 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
2000 (nwld_named_section_asm_out_destructor): Use get_section and
2003 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
2004 rather than emitting assembly code.
2005 (ia64_rwreloc_select_section): Likewise.
2006 (ia64_rwreloc_select_rtx_section): Likewise.
2007 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
2008 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
2010 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2011 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
2013 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
2014 section rather than emitting assembly code.
2015 (iq2000_select_section): Likewise.
2016 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
2017 (sbss_section): Delete.
2019 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
2020 and get_named_section.
2021 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
2023 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
2024 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
2025 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
2026 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
2028 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2029 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2030 global switch_to_section function instead of the old port-local one.
2031 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2032 (SWITCH_SECTION_FUNCTION): Delete.
2033 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
2034 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
2035 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
2036 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
2038 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2039 global switch_to_section function instead of the old port-local one.
2040 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2042 * config/mips/mips.c (mips_file_start): Update comment.
2043 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
2044 (mips_output_aligned_decl_common): Use switch_to_section.
2045 (mips_select_rtx_section): Return the section rather than emitting
2046 assembly code. Use get_named_section.
2047 (mips_function_rodata_section: Likewise get_section.
2048 (build_mips16_function_stub): Use switch_to_section.
2049 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
2050 (SDATA_SECTION_ASM_OP): Delete.
2051 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
2052 (EXTRA_SECTION_FUNCTIONS): Delete.
2054 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
2055 (mmix_asm_output_aligned_local): Use switch_to_section.
2057 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
2058 (som_one_only_readonly_data_section): New variables.
2059 (pa_output_function_epilogue): Set in_section to NULL instead of
2060 calling forget_section.
2061 (output_deferred_plabels): Use select_section.
2062 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
2063 of calling forget_section.
2064 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
2065 (pa_asm_output_aligned_local): Use select_section.
2066 (som_text_section_asm_op): Delete in favor of...
2067 (som_output_text_section_asm_op): ...this new function.
2068 (pa_som_asm_init_sections): New function.
2069 (pa_select_section): Return the section rather than emitting
2071 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2072 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
2073 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
2074 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
2075 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
2076 (som_readonly_data_section, som_one_only_readonly_data_section)
2077 (som_one_only_data_section, forget_section): Delete.
2078 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
2079 (TARGET_ASM_INIT_SECTIONS): Define.
2080 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2082 * config/rs6000/rs6000.c (read_only_data_section): New variable.
2083 (private_data_section, read_only_private_data_section): New variables.
2084 (sdata2_section, toc_section): New variables.
2085 (rs6000_file_start): Use switch_to_section.
2086 (rs6000_assemble_integer): Use comparisons against in_section
2087 instead of calling in_toc_section and in_text_section. Use
2088 unlikely_text_section_p.
2089 (rs6000_elf_output_toc_section_asm_op): New function, derived
2090 from the old rs6000/sysv4.h toc_section function.
2091 (rs6000_elf_asm_init_sections): New function.
2092 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
2093 the section rather than emitting assembly code.
2094 (machopic_output_stub): Use switch_to_section.
2095 (toc_section): Delete dummy function.
2096 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
2097 switch_to_section and get_section.
2098 (rs6000_xcoff_output_readonly_section_asm_op): New function.
2099 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
2100 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
2101 the old rs6000/xcoff.h toc_section function.
2102 (rs6000_xcoff_asm_init_sections): New function.
2103 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
2104 the section rather than emitting assembly code.
2105 (rs6000_xcoff_file_start): Use switch_to_section.
2106 (rs6000_xcoff_file_end): Likewise.
2107 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
2108 (sdata2_section, sbss_section, private_data_section): Delete.
2109 (read_only_data_section, read_only_private_data_section): Delete.
2110 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2111 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
2112 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
2113 (FINI_SECTION_FUNCTION): Delete.
2114 (TARGET_ASM_INIT_SECTIONS): Define.
2115 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2116 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2117 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
2118 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
2119 (READONLY_DATA_SECTION): Delete.
2120 (TARGET_ASM_INIT_SECTIONS): Define.
2121 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
2122 to NULL rather than no_section.
2123 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2125 * config/sh/sh.c (sh_file_start): Use switch_to_section.
2127 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
2128 (sparc_output_deferred_case_vectors): Likewise. Remove argument
2129 from call to current_function_section.
2131 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
2132 (bss100_section): New variable.
2133 (xstormy16_asm_output_aligned_common): Use switch_to_section.
2134 (xstormy16_asm_init_sections): New function.
2135 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
2136 switch_to_section and get_section.
2137 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
2138 from calls to current_function_section.
2139 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
2140 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
2141 (TARGET_ASM_INIT_SECTIONS): Define.
2142 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
2144 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2145 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
2146 (FINI_SECTION_FUNCTION): Delete.
2148 * config/v850/v850.c: Include gt-v850.h.
2149 (rosdata_section, rozdata_section, tdata_section, zdata_section)
2150 (zbss_section): New variables.
2151 (v850_output_aligned_bss): Use switch_to_section.
2152 (v850_asm_init_sections): New function.
2153 (v850_select_section): Return the section rather than emitting
2155 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2156 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
2157 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
2158 (TARGET_ASM_INIT_SECTIONS): Define.
2159 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
2160 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
2161 (zbss_section): Delete.
2163 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2165 * config/vx-common.h (vxworks_exception_section): Delete.
2166 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2168 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
2169 section rather than emitting assembly code.
2170 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
2173 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
2174 * coretypes.h (section): New union and typedef.
2175 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
2176 from call to current_function_section.
2177 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
2178 (dbxout_symbol_location): Use switch_to_section.
2179 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
2180 most of the code into...
2181 (default_eh_frame_section): ...here. Return a section.
2182 (collect2_eh_frame_section): Delete, moving most of the code into..
2183 (switch_to_eh_frame_section): ...this new function.
2184 (debug_info_section, debug_abbrev_section, debug_aranges_section)
2185 (debug_macinfo_section, debug_line_section, debug_loc_section)
2186 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
2188 (output_call_frame_info): Call switch_to_eh_frame_section instead of
2189 eh_frame_section. Use switch_to_section and get_section.
2190 (dwarf2out_begin_prologue): Use switch_to_section.
2191 (AT_string_form): Check the flags in debug_str_section instead of
2192 DEBUG_STR_SECTION_FLAGS.
2193 (output_comp_unit): Use switch_to_section, get_section, and
2195 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
2196 (dwarf2out_begin_block): Use switch_to_section. Remove argument
2197 from call to current_function_section.
2198 (dwarf2out_var_location): Use unlikely_text_section_p.
2199 (dwarf2out_source_line): Use switch_to_section. Remove argument
2200 from call to current_function_section.
2201 (dwarf2out_start_source_file, dwarf2out_end_source_file)
2202 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
2203 debug_macinfo_section.
2204 (dwarf2out_init): Initialize the new section variables. Use them
2205 instead of calls to named_section_flags. Use switch_to_section.
2206 (output_indirect_string): Use switch_to_section and debug_str_section.
2207 (dwarf2out_finish): Use switch_to_section and the new section
2209 * except.c (default_exception_section): Return the section instead
2210 of emitting assembly code.
2211 (output_function_exception_table): Use the global exception_section
2212 variable instead of the target hook. Use switch_to_section. Remove
2213 argument from call to current_function_section.
2214 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
2215 (shorten_branches): Use pointer comparisons to detect whether the
2216 text section is the same as readonly_data_section.
2217 (profile_function): Use switch_to_section. Remove argument from
2218 call to current_function_section.
2219 (final_scan_insn): Likewise. Update use of last_text_section.
2220 * gengtype.c (open_base_files): Add an include of output.h.
2221 * output.h (text_section, data_section, readonly_data_section)
2222 (ctors_section, dtors_section, bss_section, init_section)
2223 (fini_section, sdata_section): Turn into section pointers.
2224 (in_text_section, in_unlikely_text_section, exports_section)
2225 (drectve_section, named_section, mergeable_string_section)
2226 (last_text_section_name): Delete.
2227 (default_exception_section, default_eh_frame_section): Return sections.
2228 (SECTION_DECLARED, SECTION_NAMED): New macros.
2229 (SECTION_MACH_DEP): Bump value.
2230 (section_common, named_section, unnamed_section): New structures.
2231 (unnamed_section_callback): New typedef.
2232 (section): New union.
2233 (sbss_section, exception_section, eh_frame_section): New variables.
2234 (in_section, last_text_section): Turn into section pointers.
2235 (get_unnamed_section, get_section, get_named_section): New functions.
2236 (mergeable_constant_section, function_section): Return a section.
2237 (unlikely_text_section): Likewise.
2238 (current_function_section): Likewise. Remove the decl argument.
2239 (unlikely_text_section_p, switch_to_section): New functions.
2240 (output_section_asm_op): New function.
2241 (set_named_section_flags, named_section_flags, named_section_real)
2242 (named_section_first_declaration): Delete.
2243 (default_select_section, default_elf_select_section): Return a section.
2244 (default_elf_select_section_1, default_function_rodata_section)
2245 (default_no_function_rodata_section, default_select_rtx_section)
2246 (default_elf_select_rtx_section): Likewise.
2247 * rtl.h (in_data_section): Delete.
2248 * sdbout.c (sdbout_one_type): Use switch_to_section.
2249 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
2250 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
2251 (TARGET_ASM_EH_FRAME_SECTION): Poison.
2252 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
2253 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
2254 (TARGET_ASM_OUT): Update after above changes.
2255 * target.h (init_sections): New hook.
2256 (exception_section, eh_frame_section): Delete.
2257 (select_section, select_rtx_section, function_rodata_section): Return
2258 a section rather than emitting assembly code.
2259 * varasm.c (text_section, data_section, readonly_data_section)
2260 (ctors_section, dtors_section, bss_section, init_section)
2261 (fini_section): Turn into section pointers.
2262 (sdata_section, sbss_section, exception_section): New variables.
2263 (eh_frame_section): New variable.
2264 (in_section): Make global and turn into a section pointer.
2265 (last_text_section): Turn into a section pointer.
2266 (unnamed_sections): New variable.
2267 (in_named_name, last_text_section_name): Delete.
2268 (EXTRA_SECTION_FUNCTIONS): Delete.
2269 (in_named_entry): Delete.
2270 (section_htab): New variable, replacing...
2271 (in_named_htab): ...this deleted variable.
2272 (section_entry_eq, section_entry_hash): New functions, based on...
2273 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
2274 (get_unnamed_section, get_section): New functions.
2275 (unlikely_text_section): Return a section instead of emitting
2277 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
2278 (get_named_section_flags, named_section_first_declaration): Delete.
2279 (unlikely_text_section_p): New function.
2280 (named_section_real, named_section): Delete.
2281 (get_named_section): New function.
2282 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
2283 (function_section): Return a section rather than emitting
2285 (current_function_section): Likewise. Remove argument. Use
2286 last_text_section if nonnull, otherwise use function_section.
2287 (default_function_rodata_section): Return a section rather than
2288 emitting assembly code. Use get_section.
2289 (default_no_function_rodata_section): Return a section rather than
2290 emitting assembly code.
2291 (variable_section): Use switch_to_section and get_named_section.
2292 (mergeable_string_section): Return a section rather than emitting
2293 assembly code. Use get_section. Make static. Don't take special
2294 countermeasures for empty strings.
2295 (mergeable_constant_section): Return a section rather than emitting
2296 assembly code. Use get_section.
2297 (default_named_section_asm_out_destructor): Use switch_to_section
2299 (default_dtor_section_asm_out_destructor): Use switch_to_section.
2300 (default_named_section_asm_out_constructor): Use switch_to_section
2302 (default_ctor_section_asm_out_constructor): Use switch_to_section.
2303 (assemble_start_function): Likewise. Set last_text_section to
2304 NULL rather than no_section. Change the type of save_section.
2305 (assemble_zeros, assemble_variable): Use the section flags to detect
2306 whether or not a section is text.
2307 (assemble_static_space): Use switch_to_section.
2308 (assemble_trampoline_template): Likewise.
2309 (output_constant_def_contents): Use switch_to_section and
2311 (output_constant_pool_1): Use switch_to_section. Use the section
2312 flags to see whether sections contain mergeable data.
2313 (init_varasm_once): Initialize section_htab instead of in_named_htab.
2314 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
2315 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
2316 whether a section has already been declared.
2317 (default_select_section, default_elf_select_section): Return a
2318 section rather than emitting assembly code.
2319 (default_elf_select_section_1): Likewise. Use bss_section for
2320 SECCAT_BSS if nonnull. Use get_named_section.
2321 (default_select_rtx_section): Return a section rather than
2322 emitting assembly code.
2323 (default_elf_select_rtx_section): Likewise. Use get_named_section.
2324 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
2325 (output_section_asm_op, switch_to_section): New functions.
2326 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
2329 * doc/tm.texi: Expand the introduction to the sections documentation.
2330 (TRAMPOLINE_SECTION): Document new interface.
2331 (SDATA_SECTION_ASM_OP): Document new macro.
2332 (READONLY_DATA_SECTION): Delete.
2333 (SDATA_SECTION_ASM_OP): Document new macro.
2334 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2335 (TARGET_ASM_INIT_SECTIONS): Document new hook.
2336 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
2337 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
2338 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
2340 2005-12-07 Alan Modra <amodra@bigpond.net.au>
2342 * gcc.c (init_gcc_specs): Match braces inside conditionally
2345 2005-12-06 Geoffrey Keating <geoffk@apple.com>
2347 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
2349 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
2352 * tree.c (integer_all_onesp): Always return true if all bits on.
2354 * testsuite/g++.dg/init/array0.C: New.
2356 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
2358 * doc/md.texi: Adapt to implementation.
2360 2005-12-06 Andreas Schwab <schwab@suse.de>
2362 * opts.c (decode_options): Fix typo in message.
2364 2005-12-06 Alan Modra <amodra@bigpond.net.au>
2367 * longlong.h: Merge PPC tests from upstream.
2369 2005-12-06 Richard Guenther <rguenther@suse.de>
2371 * fold-const.c (fold_convert): Do not build and fold
2372 CONVERT_EXPR, but always use NOP_EXPR.
2374 2005-12-06 Jan Beulich <jbeulich@novell.com>
2376 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
2377 __builtin_ia32_paddq and __builtin_ia32_psubq.
2378 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
2379 __builtin_ia32_pshufw.
2380 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
2382 2005-12-05 James E Wilson <wilson@specifix.com>
2385 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
2388 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
2390 * print-tree.c (print_node): Ditto.
2391 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
2392 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
2393 before accessing DECL_ARTIFICIAL.
2394 Handle new tag tree codes.
2395 * tree-flow-inline.h (clear_call_clobbered): Update for tag
2397 (unmodifiable_var_p): Ditto.
2398 * tree-flow.h (mem_tag_kind): Remove.
2399 (struct var_ann_d): Remove mem_tag_kind member.
2400 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
2401 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
2402 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
2403 (group_aliases): Ditto.
2404 (setup_pointers_and_addressables): Ditto.
2405 (is_escape_site): Ditto.
2406 (may_alias_p): Ditto.
2407 (create_tag_raw): New function.
2408 (create_memory_tag): Use it.
2409 (dump_alias_info): Update for tags.
2410 (may_be_aliased): Ditto.
2411 (add_type_alias): Ditto.
2412 (new_type_alias): Ditto.
2413 (create_sft): Ditto.
2414 (create_structure_vars): Ditto.
2415 * tree-ssa-ccp.c (get_default_value): Ditto.
2416 * tree-ssa-operands.c (get_expr_operands): Ditto.
2417 (add_stmt_operand): Ditto.
2418 (add_call_clobber_ops): Remove duplicated condition.
2419 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2421 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
2422 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2423 * tree.c (init_ttree): Update structures for new tree codes.
2424 (tree_code_size): Update sizes for new tree codes.
2425 (make_node_stat): Don't try to set common things on minimal
2427 (tree_node_structure): Update for tags.
2428 (is_global_var): Ditto.
2429 * tree.def: Add new tree codes.
2430 * tree.h (MTAG_P): New macro.
2431 (TREE_MEMORY_TAG_CHECK): Ditto.
2432 (SSA_VAR_P): Update for tags.
2433 (struct tree_memory_tag): New structure.
2434 (MTAG_GLOBAL): New macro.
2435 (union tree_node): Add memory tag member.
2436 * treestruct.def (TS_MEMORY_TAG): New.
2438 2005-12-05 Dale Johannesen <dalej@apple.com>
2440 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
2441 what was approved (PR 24323).
2443 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
2445 * doc/c-tree.texi (Function Bodies): Remove description of
2448 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
2450 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
2451 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
2452 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
2453 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
2454 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
2455 __divxc3): Document.
2457 2005-12-05 Geoffrey Keating <geoffk@apple.com>
2459 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
2461 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
2462 hook_bool_void_false.
2463 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2464 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
2466 * config/darwin.c (machopic_select_section): It's not defined
2467 as weak if it's only marked as weak_import.
2469 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
2472 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
2473 A hidden weak object does bind locally. Strong linkonce data
2474 counts like any other strong symbol for binding.
2475 (weak_finish_1): Don't specially handle weakrefs, they no longer
2477 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
2478 * c-common.c (handle_alias_attribute): Allow static aliases
2480 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
2481 * gthr-dce.h: Make weakrefs static.
2482 * gthr-tpf.h: Likewise.
2483 * gthr-solaris.h: Likewise.
2484 * gthr-posix.h: Likewise.
2485 * gthr-posix95.h: Likewise.
2486 * config/darwin.c (darwin_encode_section_info): static weakref
2487 variables are not necessarily defined in this translation unit.
2488 * doc/extend.texi (Function Attributes): Mention that an alias
2489 attribute creates a definition for the thing it's attached to.
2490 Change the documentation for weakref to say that the thing
2491 it's attached to must be static.
2493 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
2494 we don't go into an infinite loop.
2496 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
2498 * config/rs6000/predicates.md (logical_const_operand): Split
2499 out of logical_operand.
2500 (logical_operand): Use it.
2501 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
2502 logical_const_operand.
2504 2005-12-05 Jan Beulich <jbeulich@novell.com>
2506 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
2507 and IX86_BUILTIN_CMPNESS.
2508 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
2509 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
2510 * config/i386/i386.md (movti_internal): Correct type attribute.
2511 Simplify mode attribute.
2512 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
2513 Correct type attribute.
2514 (absxf2): Correct operator.
2515 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
2516 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
2517 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
2519 (sse2_vmsqrtv2df2): Correct mode attribute.
2521 2005-12-05 Jan Beulich <jbeulich@novell.com>
2523 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
2524 16 bits. Provide insn pattern for this case.
2526 2005-12-05 Jan Beulich <jbeulich@novell.com>
2528 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
2530 (__popcountDI2): Likewise.
2532 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2535 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
2536 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
2537 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
2540 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2542 * c-typeck.c (null_pointer_constant_p): New function.
2543 (build_conditional_expr, build_c_cast, convert_for_assignment,
2544 build_binary_op): Use it.
2546 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2548 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
2549 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
2551 (check_function_arguments_recurse): Allow both NOP_EXPR and
2552 CONVERT_EXPR but check conversions preserve precision.
2553 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
2554 but check conversions preserve precision.
2555 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
2558 2005-12-04 Roger Sayle <roger@eyesopen.com>
2561 * common.opt (Wstring-literal-comparison): New command line option.
2562 * c-opts.c (c_common_handle_option): Set it with -Wall.
2563 * c-typeck.c (parser_build_binary_op): Issue warning if either
2564 operand of a comparison operator is a string literal, except for
2565 testing equality or inequality against NULL.
2567 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
2569 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2571 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
2572 of building a NOP_EXPR.
2573 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
2575 * c-convert.c (convert): Use fold_convert instead of building
2576 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
2577 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
2579 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
2580 NOP_EXPR the same as CONVERT_EXPR.
2581 * c-typeck.c (build_function_call): Use fold_convert instead of
2582 building a NOP_EXPR directly.
2583 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2585 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2587 PR rtl-optimization/25197
2588 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2591 2005-12-02 Stuart Hastings <stuart@apple.com>
2593 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2596 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2598 * c-typeck.c (default_function_array_conversion,
2599 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2600 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2601 orig_op2. Don't check them for NOP_EXPR.
2602 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2603 around integer zero.
2605 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2607 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2608 toc_save_offset, toc_size, lr_size.
2609 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2610 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2611 Adjust for removal of unused rs6000_stack_t fields.
2612 (debug_stack_info): Adjust.
2613 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2614 first, and don't bother checking for set/inc of lr on sibcalls.
2615 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2617 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2620 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2621 5 if operand 1 is not aligned. Undo previous constraint change.
2622 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2624 2005-12-02 Richard Guenther <rguenther@suse.de>
2626 * tree.h (build): Remove prototype.
2627 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2628 * tree.c (build): Remove.
2629 (build0_stat): Update comment.
2631 2005-12-02 Richard Guenther <rguenther@suse.de>
2633 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2634 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2636 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2637 maybe_fold_offset_to_component_ref): Likewise.
2638 * tree-ssa-dom.c (thread_across_edge,
2639 simplify_rhs_and_lookup_avail_expr,
2640 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2642 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2643 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2644 lower_try_finally_switch): Likewise.
2645 * tree-if-conv.c (add_to_dst_predicate_list,
2646 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2647 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2648 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2649 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2650 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2651 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2652 gimplify_init_ctor_eval, gimplify_init_constructor,
2653 gimplify_variable_sized_compare, gimplify_boolean_expr,
2654 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2655 gimplify_expr, gimplify_body, gimplify_function_tree,
2656 force_gimple_operand): Likewise.
2657 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2658 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2659 mx_register_decls): Likewise.
2660 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2661 get_frame_field, finalize_nesting_tree_1): Likewise.
2662 * tree-inline.c (setup_one_parameter): Likewise.
2663 * tree-vect-transform.c (vectorizable_condition): Likewise.
2664 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2666 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2667 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2668 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2669 * tree-chrec.h (build_polynomial_chrec): Likewise.
2671 2005-12-02 Richard Guenther <rguenther@suse.de>
2673 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2674 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2675 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2676 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2677 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2678 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2679 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2681 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2682 sh_adjust_unroll_max): Likewise.
2683 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2684 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2685 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2687 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2689 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2692 2005-12-02 Richard Guenther <rguenther@suse.de>
2694 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2695 simplify_cond_using_ranges): Use buildN instead of build.
2696 * tree-tailcall.c (adjust_accumulator_values,
2697 adjust_return_value): Likewise.
2698 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2699 generate_element_copy, generate_element_zero,
2700 generate_one_element_init): Likewise.
2701 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2702 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2703 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2704 perfect_nestify): Likewise.
2706 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2708 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2710 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2712 * ggc.h (GGC_RESIZEVEC): New.
2714 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2716 * gcc.c (execute): Improve readability.
2718 2005-12-02 Richard Guenther <rguenther@suse.de>
2720 * tree-cfg.c (mark_used_vars): New function.
2721 (dump_function_to_file): Dump only used VAR_DECLs.
2723 2005-12-02 Richard Guenther <rguenther@suse.de>
2725 * convert.c (convert_to_integer): Fix compare for nonpositive
2726 constant to use tree_int_cst_sgn <= 0.
2728 2005-12-02 Richard Guenther <rguenther@suse.de>
2730 * convert.c (convert_to_integer): Use fold_convert instead
2731 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2732 instead of comparing against 0. Use build_int_cst instead
2733 of converting integer_zero_node.
2735 2005-12-02 Richard Guenther <rguenther@suse.de>
2737 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2740 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2743 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2746 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2749 * function.c (expand_function_end): Emit blockage for unwinder
2752 2005-12-01 Roger Sayle <roger@eyesopen.com>
2754 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2755 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2756 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2757 integer constant comparisons.
2759 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2760 Janis Johnson <janis187@us.ibm.com>
2761 David Edelsohn <dje@watson.ibm.com>
2762 Ben Elliston <bje@au.ibm.com>
2764 * dfp.h, dfp.c: New files.
2765 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2766 (DECNUM_H): Likewise.
2767 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2768 (INCLUDES): Append $(DECNUMINC).
2769 (OBJS-common): Add dfp.o.
2771 * real.h (EXP_BITS): Pinch one bit to ..
2772 (struct real_value): Add decimal field.
2773 (real_format): Change table size, update documentation.
2774 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2775 (real_from_string3): Declare.
2776 (decimal_single_format): Declare.
2777 (decimal_double_format): Declare.
2778 (decimal_quad_format): Declare.
2779 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2780 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2781 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2782 * real.c: Include dfp.h.
2783 (normalize): Early return for decimal floats.
2784 (do_add): Zero decimal field.
2785 (do_compare): Call do_decimal_compare for decimal floats.
2786 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2787 (real_arithmetic): Call decimal_real_arithmetic for decimal
2788 floating point operands.
2789 (real_identical): If a and b are of differing radix, return false.
2790 (real_to_integer): Call decimal_real_to_integer if the value is a
2792 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2793 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2794 (real_to_hexadecimal): Place "N/A" in the return string for
2796 (real_from_string3): New variant, given a mode.
2797 (real_maxval): Use decimal_real_maxval for decimal floats.
2798 (round_for_format): Use decimal_round_for_format for decimals.
2799 (real_convert): Use decimal_real_convert where appropriate.
2800 (significand_size): Handle base 10.
2801 (encode_decimal_single, decode_decimal_single,
2802 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2803 decode_decimal_quad): New functions.
2804 (decimal_single_format): New.
2805 (decimal_double_format): New.
2806 (decimal_quad_format): New.
2807 * machmode.def: Add SD, DD and TD decimal floating point modes.
2808 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2809 Include MODE_DECIMAL_FLOAT.
2810 (DECIMAL_FLOAT_MODE_P): New.
2811 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2812 * genmodes.c (struct mode_data): Add counter field.
2813 (struct mode_data): Update comment for format.
2814 (blank_mode): Initialise counter field.
2815 (new_mode): Increment counter field for each mode defined.
2816 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2818 (make_complex_modes): Handle modes containing `D'.
2819 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2820 (make_decimal_float_mode): New.
2821 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2822 (cmp_modes): Compare counter field if other characteristics
2824 (emit_real_format_for_mode): Support formats for decimal floats.
2825 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2826 Document MODE_DECIMAL_FLOAT.
2828 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2830 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2833 2005-12-01 Richard Henderson <rth@redhat.com>
2835 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2837 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2839 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2841 * config/pa/pa.c (pa_init_builtins): If we detect
2842 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2845 2005-12-01 Richard Guenther <rguenther@suse.de>
2847 * fold-const.c (fold_binary): Use fold_build2, not
2850 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2852 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2854 * vec.h (VEC_block_remove): New.
2856 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2859 * c-common.c (lvalue_error): Fix wording.
2861 2005-12-01 Richard Guenther <rguenther@suse.de>
2863 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2864 thinko in last patch.
2866 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2868 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2869 than -flat_namespace.
2871 2005-12-01 Ben Elliston <bje@au.ibm.com>
2873 * mklibgcc.in: Parameterise the script to build soft float
2874 functions by iterating over each type, rather than cloning the
2877 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2880 * builtins.c (fold_builtin_fputs): Defer check for missing
2881 replacement functions.
2883 2005-11-30 Kean Johnston <jkj@sco.com>
2885 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2886 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2888 2005-11-30 Richard Guenther <rguenther@suse.de>
2890 PR tree-optimization/22501
2891 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2892 function split out from ...
2893 (forward_propagate_addr_expr): ... here. Use it to propagate
2894 ADDR_EXPRs to all uses.
2896 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2898 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2899 * builtins.c (expand_builtin_mathfn): Use them.
2900 (expand_builtin_mathfn_2): Likewise.
2901 (expand_builtin_mathfn_3): Likewise.
2902 (expand_builtin_int_roundingfn): Likewise.
2903 (expand_builtin): Likewise.
2904 (integer_valued_real_p): Likewise.
2905 (fold_builtin_int_roundingfn): Likewise.
2906 (fold_builtin_bitop): Likewise.
2907 (fold_builtin_logarithm): Likewise.
2908 (fold_builtin_1): Likewise.
2909 * convert.c (convert_to_integer): Likewise.
2910 * fold-const.c (negate_mathfn_p): Likewise.
2911 (tree_expr_nonnegative_p): Likewise.
2913 2005-11-30 Dale Johannesen <dalej@apple.com>
2914 Andrew Pinski <pinskia@physics.uc.edu>
2916 * combine.c (find_split_point): Sign extend bitmask
2917 when changing bitfield assignment to IOR of AND.
2919 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2921 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2922 clobber to scratch reg.
2923 (*decrement_and_branch_until_zero_no_clobber): Remove.
2924 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2925 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2926 * config/ms1/ms1.opt (mmul): Remove.
2927 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2928 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2930 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2931 Bernd Schmidt <bernd.schmidt@analog.com>
2933 * pa/predicates.md (symbolic_operand): Add comment.
2934 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2935 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2936 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2937 (pa_secondary_reload_class): Delete.
2938 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2939 and pa_secondary_reload_class. Reorder some checks. Update inline
2940 copy of symbolic operand.
2941 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2943 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2945 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2948 2005-11-30 Jeff Law <law@redhat.com>
2950 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2951 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2953 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2955 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2956 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2957 (ia64_expand_move): Adjust caller.
2959 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2960 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2963 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2965 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2966 Always produce an output if we can remove NEGs or canonicalize
2967 (minus (minus ...)) expressions. Provide a fast path for the
2969 (simplify_gen_binary): Do not call simplify_plus_minus.
2970 (simplify_binary_operation_1): Reassociate at the end of the
2973 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2975 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2976 moves and unpack to speed up.
2978 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2980 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2981 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2982 (gen_v9_scc): Update callers.
2983 * config/sparc/sparc.md: Likewise.
2984 * config/sparc/sparc-protos.h: Update extern declaration.
2986 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2988 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2990 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2993 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2995 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2996 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2997 (negate_expr): Here.
2999 2005-11-29 Ben Elliston <bje@au.ibm.com>
3001 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
3002 Fix typo in comment.
3004 2005-11-29 Ben Elliston <bje@au.ibm.com>
3006 * Makefile.in (clean-target): Depend on clean-target-libgcc.
3007 (clean-target-libgcc): Import rule from the top-level Makefile.in.
3009 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3013 * builtins.c (init_target_chars): New.
3014 (expand_builtin_printf, expand_builtin_fprintf,
3015 expand_builtin_sprintf, fold_builtin_sprintf,
3016 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3017 fold_builtin_snprintf_chk, fold_builtin_printf,
3018 fold_builtin_fprintf): Check for matching format strings using
3021 2005-11-29 Paul Brook <paul@codesourcery.com>
3023 * config.gcc: Do not use fixproto on m68k-elf.
3025 2005-11-28 Roger Sayle <roger@eyesopen.com>
3027 * expmed.c (div_cost): Replace with...
3028 (sdiv_cost, udiv_cost): New.
3029 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
3030 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
3031 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
3032 (expand_divmod): Replace use of div_cost with either sdiv_cost
3033 or udiv_cost depending upon the signedness of the operation.
3035 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3038 * config/darwin.c (machopic_indirection_name,
3039 machopic_output_indirection): Follow transparent alias chain.
3041 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3043 * varasm.c (ultimate_transparent_alias_target): Add comment.
3045 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
3047 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
3048 SET_SRC instead of XEXP where appropriate.
3050 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3052 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
3055 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3057 * config/fp-bit.h (LSHIFT): Take shift count parameter.
3058 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
3061 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
3063 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
3064 secondary_input_reload_class, made static. Adapt to new
3066 (secondary_output_reload_class): Delete.
3067 (TARGET_SECONDARY_RELOAD): New macro.
3068 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
3069 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3071 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
3074 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
3075 when its natural alignment is > BITS_PER_UNIT.
3076 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
3077 * c-common.c (handle_packed_attribute): Ignore packing on a field
3078 whose type is naturally char aligned.
3080 2005-11-28 Richard Guenther <rguenther@suse.de>
3082 * c-common.c (strict_aliasing_warning): Handle all
3083 component-ref like accesses.
3085 2005-11-28 Roger Sayle <roger@eyesopen.com>
3086 Uros Bizjak <uros@kss-loka.si>
3089 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
3090 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
3091 when flag_unsafe_math_optimizations is set and
3092 we don't care about NaNs or Infinities.
3094 Move x/expN(y) and x/pow(y,z) transformation into common
3095 flag_unsafe_math_optimizations section.
3097 2005-11-27 Mark Mitchell <mark@codesourcery.com>
3099 * gcc.c (main): Change type of argv to "char **".
3101 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3103 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
3104 small data sections.
3105 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
3106 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
3107 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
3108 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
3109 output locals to sbss if !rs6000_elf_in_small_data_p.
3110 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
3112 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3115 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
3116 generated by reload.
3117 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
3118 indexed_or_indirect_address.
3119 (indexed_or_indirect_address): Don't test for base reg. Call
3120 address_operand last. Make it a special predicate.
3122 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
3124 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
3126 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
3129 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
3131 (negate_expr): Likewise.
3133 2005-11-27 Andreas Schwab <schwab@suse.de>
3135 * config/m68k/m68k.c: Reindent and fix whitespace, remove
3138 2005-11-27 Steven Bosscher <stevenb@suse.de>
3140 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
3141 has EH predecessor edges.
3143 2005-11-26 Eric Christopher <echristo@apple.com>
3145 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
3146 register stalls by zero extending to the full register.
3148 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
3150 * config/floatunsisf.c, config/floatunsidf.c,
3151 config/floatunsixf.c, config/floatunsitf.c: New files.
3152 * config/ia64/t-hpux: Add floatunsitf.c.
3153 * config/ia64/ia64.c (ia64_init_libfuncs): Use
3154 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
3156 2005-11-26 Richard Henderson <rth@redhat.com>
3158 * c-lex.c (pragma_lex): Rename from c_lex.
3159 * c-pch.c: Update for pragma_lex rename.
3160 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
3161 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
3162 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
3163 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
3164 * doc/tm.texi: Likewise.
3166 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
3169 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
3170 when overflow is undefined.
3172 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
3174 * doc/md.texi (Insn Canonicalizations): Refer to the
3175 function commutative_operand_precedence for further rules.
3177 2005-11-25 Roger Sayle <roger@eyesopen.com>
3180 * expmed.c (choose_mult_variant): Return immediately when mult_cost
3181 is less than zero. Limit mult_cost to a reasonable upper bound for
3182 the synthetic multiplication sequence.
3184 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3187 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3188 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
3189 Lookup the explicit replacement functions for any unlocked
3190 stdio builtin transformations.
3192 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
3194 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
3196 * targhooks.c (default_secondary_reload): Don't require operand 2
3197 for an input reload to be earlyclobber.
3199 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3201 * fold-const.c (negate_mathfn_p): Fix comment and add support
3202 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
3205 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3208 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
3209 _Q_ulltoq for unsigned conversions from SImode and DImode to
3212 2005-11-25 Alan Modra <amodra@bigpond.net.au>
3214 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
3215 (__floatundidf, __floatundisf): Likewise.
3217 2005-11-25 David Edelsohn <edelsohn@gnu.org>
3219 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
3220 (rs6000_override_options): Remove initialization of
3221 rs6000_sr_alias_set.
3222 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
3223 (rs6000_emit_stack_tie): Same.
3224 (emit_frame_save): Same.
3225 (gen_frame_mem_offset): Same.
3226 (rs6000_emit_prologue): Same.
3227 (rs6000_emit_epilogue): Same.
3229 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3232 * fold-const.c (fold_build): Convert bool_var != 1 and
3233 bool_var == 0 to !bool_var.
3235 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3238 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
3239 for C being INTEGER_CST. Likewise for !=.
3241 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3244 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
3245 unsigned conversions from SImode to TFmode.
3247 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
3249 * expr.c (expand_expr_real_1): Fix error in last change.
3251 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3253 * caller-save.c: (this_insn_sets): Move into:
3254 (save_call_clobbered_regs).
3255 (mark_set_regs): Get this_insn_sets from data.
3257 (save_call_clobbered_regs): Take sets of the return value by
3258 sibcalls into account.
3260 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3263 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
3264 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
3265 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
3266 (memory_move_secondary_cost, init_reg_autoinc): Remove
3267 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
3268 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
3269 secondary_reload_class call.
3270 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
3272 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
3273 (push_secondary_reload): Use secondary_reload target hook.
3274 (secondary_reload_class, scratch_reload_class): New functions.
3275 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
3276 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
3277 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
3278 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
3279 (secondary_reload_class, scratch_reload_class): Declare.
3280 * reload1.c: Include target.h.
3281 (reload_adjust_reg_for_temp): New function.
3282 (reload_adjust_reg_for_icode): Likewise.
3283 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
3284 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
3286 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
3287 for inheritance. Support case when both secondary & tertiary reloads
3288 are for intermediate registers.
3289 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
3290 with secondary_reload_class call. Support case when both secondary
3291 & tertiary reloads are for intermediate registers.
3292 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
3293 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
3294 * target.h (secondary_reload_info): New struct / typedef.
3295 (struct gcc_target): New member secondary_reload.
3296 * targhooks.c Include reload.h, optabs.h and recog.h.
3297 (default_secondary_reload): New function.
3298 * targhooks.h (default_secondary_reload): Declare.
3299 * doc/tm.texi: Document secondary_reload target hook. Update
3300 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
3301 * doc/md.texi: Likewise.
3303 * sh-protos.h (sh_secondary_reload): Declare.
3304 * sh.c (TARGET_SECONDARY_RELOAD): Override.
3305 (sh_secondary_reload): New function.
3306 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
3307 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3308 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3309 (HAVE_SECONDARY_RELOADS): Define.
3310 * sh.md (reload_indf): Rename to:
3312 (reload_outdf): Rename to:
3313 (reload_outdf__RnFRm).
3314 (reload_insf): Rename to:
3316 (reload_insi): Rename to:
3317 (reload_insi__i_fpul).
3319 2005-11-24 Uros Bizjak <uros@kss-loka.si>
3321 * configure.ac: Require at least texinfo 4.4.
3322 * configure: Regenerate.
3324 * doc/install.texi (Tools/packages necessary for building GCC):
3325 Update required version of texinfo to at least 4.4.
3326 (Installing GCC: Building): Update required version of texinfo
3328 (Installing GCC: Final installation): Update required version
3329 of texi2dvi to at least 4.4.
3330 (Host/target specific installation notes for GCC): Update required
3331 version of texinfo to at least 4.4.
3333 2005-11-24 Richard Guenther <rguenther@suse.de>
3334 Dirk Mueller <dmueller@suse.de>
3337 * c-common.h (strict_aliasing_warning): Declare.
3338 * c-common.c (strict_aliasing_warning): New function,
3340 * c-typeck.c (build_c_cast): ... here.
3342 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3344 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3346 (swap_commutative_operands_with_target): New.
3348 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3350 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
3351 also when doing PRE, rather than only for global CPROP.
3353 2005-11-24 Ben Elliston <bje@au.ibm.com>
3355 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
3356 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
3358 (expand_twoval_unop): Likewise.
3359 (widen_clz): Likewise.
3360 (expand_parity): Likewise.
3361 (expand_unop): Likewise.
3362 (emit_cmp_and_jmp_insn_1): Likewise.
3363 (prepare_float_lib_cmp): Likewise.
3365 2005-11-24 Ben Elliston <bje@au.ibm.com>
3367 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
3368 Remove unused `class' variable.
3370 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3373 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
3374 C/C++ diagnostic function warn_array_subscript_with_type_char.
3375 * c-common.h (warn_array_subscript_with_type_char): Declare.
3376 * c-common.c (warn_array_subscript_with_type_char): Define.
3378 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3381 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
3382 compiling at the intersection of C and C++.
3384 2005-11-23 Mark Mitchell <mark@codesourcery.com>
3386 * doc/invoke.texi: For man pages, include gcc-vers.texi.
3387 List @file in the option summary. Include the libiberty
3388 documentation for @file.
3389 * gcc.c (main): Call expandargv.
3390 * Makefile.in (gcc-vers.texi): Define srcdir.
3392 2005-11-23 Diego Novillo <dnovillo@redhat.com>
3394 * passes.c (init_optimization_passes): Document
3395 sequencing of passes.
3397 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
3399 * config/m68k/predicates.md (pcrel_address, extend_operator,
3400 post_inc_operand, pre_dec_operand): Remove redundant
3402 (const_uint32_operand, const_sint32_operand): Use gcc_assert
3404 (valid_dbcc_comparison_p): Rewrite in the lisp style.
3406 2005-11-23 Ben Elliston <bje@au.ibm.com>
3408 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
3410 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
3412 Preparatory work for PR target/21623:
3413 * alpha.c (secondary_reload_class): Rename to:
3414 (alpha_secondary_reload_class).
3415 * alpha.h, alpha-protos.h: Likewise.
3416 * mn10300.c (secondary_reload_class): Rename to:
3417 (mn10300_secondary_reload_class).
3418 * mn10300.h, mn10300-protos.h: Likewise.
3419 * pa.c (secondary_reload_class): Rename to:
3420 (pa_secondary_reload_class).
3421 * pa.h, pa-protos.h: Likewise.
3422 * rs6000.c (secondary_reload_class): Rename to:
3423 rs6000_secondary_reload_class.
3424 * rs6000.h, rs6000-protos.h: Likewise.
3426 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
3429 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
3431 2005-11-22 Ian Lance Taylor <ian@airs.com>
3433 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
3435 (prepare_cmp_insn): Likewise.
3437 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
3440 * m68k.md (zero_extendsidi2): Force operands[1] to a register
3441 if both operands[0] and operands[1] are memory.
3443 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3446 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
3447 COMPARISON_CLASS_P and an integral types create create a new
3448 expression with the new type and fold that.
3450 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3453 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
3454 to SUBTARGET_OS_CPP_BUILTINS.
3456 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
3458 * arm.c (emit_set_insn): New function.
3459 (arm_split_constant): Call it.
3460 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
3461 (arm_legitimize_address): Likewise. Use plus_constant.
3462 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
3463 (thumb_expand_prologue): Likewise.
3464 (arm_gen_load_multiple): Use VOIDmode in SET.
3465 (arm_gen_store_multiple): Likewise.
3466 (vfp_emit_fstmx): Likewise. Use plus_constant.
3467 (emit_multi_reg_push): Likewise.
3468 (emit_sfm): Use plus_constant.
3470 2005-11-23 Alan Modra <amodra@bigpond.net.au>
3473 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
3476 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3479 * expmed.c (store_bit_field): Don't attempt to insv a field
3480 larger than the reg.
3482 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3485 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
3486 explicit sign extension, not a (char) cast.
3488 2005-11-22 Ben Elliston <bje@au.ibm.com>
3490 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
3491 GET_MODE_CLASS (x) == MODE_FLOAT.
3492 * config/i386/i386.c: Likewise.
3493 * config/rs6000/xcoff.h: Likewise.
3494 * config/rs6000/linux64.h: Likewise.
3495 * config/rs6000/rs6000.c: Likewise.
3496 * config/rs6000/rs6000.h: Likewise.
3497 * config/rs6000/predicates.md: Likewise.
3498 * config/rs6000/sysv4.h: Likewise.
3500 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3502 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
3505 * config/alpha/freebsd.h, config/alpha/linux.h,
3506 config/arm/linux-elf.h, config/bfin/bfin.h,
3507 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
3508 config/i386/beos-elf.h, config/i386/gnu.h,
3509 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
3510 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
3511 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
3512 config/rs6000/linux64.h, config/rs6000/sysv4.h,
3513 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
3514 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
3515 config/sparc/linux.h, config/sparc/linux64.h,
3516 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
3518 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
3519 are both defined when either flag -fpic or -fPIC are used.
3521 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3523 * config/fp-bit.c (clzusi): New function.
3524 (si_to_float, usi_to_float): Use it to compute proper shift.
3525 (usi_to_float): Preserve guard bits when shifting right.
3526 * libgcc-std.ver (GCC_4.2.0): New version.
3527 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
3528 __floatundisf): New functions.
3529 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
3530 __floatundisf): Declare.
3531 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
3532 _floatundixf, and _floatunditf.
3533 * optabs.c (expand_float): If target does not define a pattern for
3534 signed or unsigned conversion, use an unsigned libcall instead of
3536 (init_optabs): Initialize ufloat_optab.
3538 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3540 * config/rs6000/rs6000.opt (mmulhw): New option.
3541 * doc/invoke.texi (-mmulhw): Document.
3542 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
3544 * config/rs6000/rs6000.md: Add half-word multiply and
3545 multiply-accumulate instructions for 405 and 440.
3547 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
3549 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
3550 which matches behavior of gcc 4.0 and older for RTEMS targets. The
3551 default now includes a linker group which makes the RTEMS one nest.
3553 2005-11-22 Ben Elliston <bje@au.ibm.com>
3555 * cse.c (fold_rtx): Typo fix.
3556 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
3558 2005-11-21 Richard Henderson <rth@redhat.com>
3560 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
3561 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
3563 * c-tree.h (lookup_name): Move declaration ...
3564 * c-common.h (lookup_name): ... here.
3565 * config/darwin-c.c: Include c-common.h.
3566 * config/t-darwin: Update dependencies.
3568 2005-11-22 Ben Elliston <bje@au.ibm.com>
3570 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
3571 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
3572 * genopinit.c (gen_insn): Likewise.
3573 * reload.c (find_equiv_reg): Likewise.
3574 * loop.c (load_mems): Likewise.
3575 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
3576 * cse.c (find_comparison_args, fold_rtx): Likewise.
3577 * dwarf2out.c (add_const_value_attribute): Likewise.
3578 * expr.c (convert_move): Likewise.
3579 * recog.c (general_operand, register_operand): Likewise.
3580 * reg-stack.c (replace_reg): Likewise.
3581 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3582 * c-common.c (handle_vector_size_attribute): Likewise.
3583 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3584 (simplify_binary_operation_1): Likewise.
3585 (simplify_const_binary_operation): Likewise.
3586 (simplify_relational_operation): Likewise.
3587 (simplify_const_relational_operation): Likewise.
3588 (simplify_immed_subreg): Likewise.
3589 * emit-rtl.c (gen_lowpart_common): Likewise.
3590 * expmed.c (expand_mult): Likewise.
3591 * stor-layout.c (layout_type): Likewise.
3593 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3596 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3597 cst2 only for SPE vectors.
3599 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3602 * config/rs6000/predicates.md (vrsave_operation): Check
3603 UNSPEC_VOLATILE value.
3605 2005-11-21 Jan Hubicka <jh@suse.cz>
3607 PR tree-optimization/24653
3608 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3610 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3612 * config/i386/predicates.md (ax_reg_operand): New predicate.
3613 (memory_displacement_only_operand): New predicate.
3614 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3615 operand is AX register and the other operand is memory operand
3616 with displacement only.
3618 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3620 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3621 if we don't care about NaNs or Infinities.
3623 2005-11-20 Ian Lance Taylor <ian@airs.com>
3625 PR rtl-optimization/24883
3626 * combine.c (combinable_i3pat): When checking whether the
3627 destination of i3 is used in i3, consider paradoxical subregs.
3629 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3632 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3634 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3636 * combine.c (try_combine): Do not run subst on i1src and i2src in
3637 the case of generating a PARALLEL for a comparison.
3639 2005-11-20 Richard Henderson <rth@redhat.com>
3642 * tree-sra.c (struct sra_elt): Add all_no_warning.
3643 (struct sra_walk_fns) <use>: Add use_all argument.
3644 (sra_walk_expr): Pass it.
3645 (sra_walk_modify_expr): Likewise.
3646 (scalarize_ldst): Likewise.
3647 (scan_use): Update for new argument.
3648 (mark_no_warning): New.
3649 (scalarize_use): Use it.
3651 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3653 * expr.c (expand_expr_real): Use usmul_optab for widening
3654 signed * unsigned multiplies.
3655 * genopinit.c (optabs): Add usmul_widen_optab.
3656 * optabs.c (init_optabs): Likewise.
3657 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3658 (usmul_widen_optab): Define.
3659 * config/bfin/bfin.md (usmulhisi3): New pattern.
3661 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3663 2005-11-20 Graham Stott <btinternet.com>
3665 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3667 2005-11-20 Andreas Schwab <schwab@suse.de>
3670 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3673 2005-11-19 Richard Henderson <rth@redhat.com>
3676 * tree-gimple.c (is_gimple_id): Export.
3677 * tree-gimple.h (is_gimple_id): Declare.
3678 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3679 (get_default_value): Use it.
3680 (maybe_fold_stmt_indirect): Likewise.
3682 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3684 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3685 than VR1 or vice-versa.
3687 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3691 * reload.c (find_reloads_address_1): Mention dependency on
3693 * reload1.c (gen_reload): For IN with an unary operation, try
3694 moving inner expression to OUT if trivial SET is not valid.
3695 Confirm that the result is valid. Move common code block into...
3696 (emit_insn_if_valid_for_reload): New function.
3698 2005-11-19 Richard Guenther <rguenther@suse.de>
3700 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3701 ARRAY_REFs of constant strings.
3703 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3705 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3706 fatal format string.
3708 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3710 * combine.c (make_compound_operation): Swap operands of
3711 commutative operation if necessary before returning.
3713 2005-11-19 Richard Guenther <rguenther@suse.de>
3716 * fold-const.c (fold_plusminus_mult_expr): New function.
3717 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3718 cases, remove now unnecessary code.
3720 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3722 * gensupport.c (old_preds): Rename to std_preds, add special field.
3723 (struct old_pred_table): Rename to struct std_pred_table, add special
3725 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3726 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3727 (init_predicate_table): Adjust, and set along the way whether a
3728 predicate is special.
3730 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3732 * BASE-VER: Change to 4.2.0.
3734 2005-11-18 James E Wilson <wilson@specifix.com>
3736 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3739 2005-11-18 Mike Stump <mrs@apple.com>
3741 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3742 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3743 * c-decl.c (lookup_name_two) Remove.
3744 * c-tree.h (lookup_name_two): Remove.
3745 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3746 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3747 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3748 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3750 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3753 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3754 when not generating code to use that co-processor.
3756 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3758 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3759 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3760 these functions are now in tree-phinodes.c.
3762 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3764 * config/bfin/bfin.md (trap): New pattern.
3766 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3768 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3771 * expr.c (expand_expr_real): Don't call record_block_change unless
3772 ib_boundaries_block is non-null
3774 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3776 * fold-const.c (build_range_check): Use proper type for subtraction
3777 when merging lower bound.
3779 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3781 PR rtl-optimization/24497
3782 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3785 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3787 * tree-scalar-evolution.c (expression_expensive_p): New function.
3788 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3790 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3792 * config/bfin/crtlibid.s: New file.
3794 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3797 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3798 when not using sjlj exceptions.
3799 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3800 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3801 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3802 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3803 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3804 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3805 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3806 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3807 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3808 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3809 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3810 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3811 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3813 * config/pa/hpux-unwind.h: New file.
3815 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3817 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3818 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3819 * varasm.c (do_assemble_alias): Adjust call.
3820 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3822 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3824 2005-11-17 James E Wilson <wilson@specifix.com>
3826 * tree.def (FUNCTION_DECL): Correct typo in comment.
3828 2005-11-17 Richard Henderson <rth@redhat.com>
3830 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3831 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3832 and DW_CFA_def_cfa_sf.
3833 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3834 (dbx_reg_number): Don't assert particular registers here.
3835 (based_loc_descr): ... do it here instead. Fold in ...
3836 (eliminate_reg_to_offset): ... this function.
3837 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3838 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3839 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3840 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3841 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3842 (instantiate_virtual_regs): Likewise.
3843 * var-tracking.c (adjust_stack_reference): Likewise.
3844 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3846 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3848 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3849 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3850 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3852 ($(T)crtlibid.o): New rule.
3854 2005-11-16 Richard Guenther <rguenther@suse.de>
3857 * fold-const.c (extract_array_ref): Return byte offset
3859 (fold_binary): Fold &x[a] CMP &x[b] to
3860 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3863 2005-11-16 Richard Henderson <rth@redhat.com>
3866 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3867 parts of an SSA_NAME.
3869 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3872 * arm.md (split for movsf with immediate): Restrict split to insns
3873 that set a general register.
3875 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3877 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3879 * unwind-dw2.c (uw_advance_context): Likewise.
3880 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3881 _Unwind_SjLj_Unregister.
3882 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3884 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3886 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3888 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3890 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3891 langhook to get a DImode integer type.
3893 2005-11-16 Richard Henderson <rth@redhat.com>
3894 J"orn Rennecke <joern.rennecke@st.com>
3895 Ulrich Weigand <uweigand@de.ibm.com>
3899 * reload1.c (reg_equiv_invariant): New.
3900 (reload): Allocate, initialize, and free it.
3901 (calculate_needs_all_insns): Check it when skipping equivalence
3903 (alter_reg): Likewise.
3904 (eliminate_regs_1): Rename from eliminate_regs. Add new
3905 may_use_invariant argument; only use reg_equiv_invariant when true.
3906 (eliminate_regs): New.
3907 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3908 a context for which may_use_invariant may be true.
3910 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3912 * fold-const.c (const_binop): Don't constant fold the operation
3913 if the result has overflowed and flag_trapping_math.
3914 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3916 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3918 * config/arm/unwind-arm.c (abort): Add prototype here.
3919 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3920 (struct phase1_vrs): Add prev_sp.
3921 (unwind_phase2_forced): Save the original core registers instead of
3922 modifying entry_vrs. Take a new flag argument for resuming unwinding
3923 and set action flags accordingly. Always set _US_END_OF_STACK when
3924 get_eit_entry fails. Unwind before calling the stop function.
3925 (_Unwind_GetCFA): New function.
3926 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3927 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3928 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3929 just call unwind_phase2_forced.
3930 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3931 * config/arm/unwind-arm.h (abort): Remove prototype.
3932 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3934 (_Unwind_GetCFA): New prototype.
3935 * config/arm/pr-support.c (abort): Add prototype here.
3936 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3938 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3939 not schedule the prologue with non-call exceptions and EABI.
3941 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3943 * config/arm/unwind-arm.h: Reorder interface function declarations.
3944 (_URC_END_OF_STACK): New enumeration value.
3945 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3946 (struct _Unwind_Control_Block): Document reserved field use.
3947 (_Unwind_Stop_Fn): New typedef.
3948 (_Unwind_ForcedUnwind): Declare.
3949 (_Unwind_Resume_or_Rethrow): Declare.
3950 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3952 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3953 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3954 (UCB_FORCED_STOP_ARG): New.
3955 (search_EIT_table): Update boundary condition checks.
3956 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3957 (unwind_phase2): Replace for with do..while.
3958 (unwind_phase2_forced): New.
3959 (__gnu_Unwind_RaiseException): Replace for with do..while.
3960 (__gnu_Unwind_ForcedUnwind): New.
3961 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3962 Use appropriate phase2 unwinder.
3963 (__gnu_Unwind_Resume_or_Rethrow): New.
3964 (__gnu_unwind_pr_common): Cope with forced unwinding.
3966 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3969 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3971 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3972 roundsf2): Remove "s" from mnemonic.
3974 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3976 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3978 * config/bfin/crtn.s: Change epilogues to match.
3979 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3980 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3981 __PIC__ and __pic__.
3983 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3986 * doc/invoke.texi: Distinguish between free and fixed form instead of
3987 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3989 * gcc.c (default_compilers): Remove double entries, add entries for
3990 suffixes '.F90' and '.F95'.
3992 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3994 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3995 in the stack probing loop.
3997 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3999 * configure.ac: Use .machine power5 not power5x.
4000 * configure: Regenerate.
4002 2005-11-15 Mike Stump <mrs@apple.com>
4004 * c-decl.c (lookup_name_two): Add.
4005 * c-tree.h (lookup_name_two): Likewise.
4006 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
4007 * config/darwin-c.c (darwin_pragma_unused): Likewise.
4009 2005-11-16 Alan Modra <amodra@bigpond.net.au>
4011 PR rtl-optimization/23392
4012 * regrename.c (enum scan_actions) Add mark_access.
4013 (scan_actions_name): Ditto.
4014 (scan_rtx_reg): Handle mark_access.
4015 (scan_rtx_address): Do nothing for mark_access.
4016 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
4017 and regs in REG_INC notes before closing chains for dead regs.
4018 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
4019 opening chains for new writes.
4021 2005-11-15 David Edelsohn <edelsohn@gnu.org>
4023 * c.opt (ffixed-line-length-none): New.
4025 2005-11-15 Steve Ellcey <sje@cup.hp.com>
4027 * mklibgcc.in: Change contents of eh_dummy.c.
4029 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4031 * loop.c (scan_loop): Do not insert temporaries for hard registers.
4033 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4035 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
4037 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
4039 2005-11-15 Jan Hubicka <jh@suse.cz>
4041 * invoke.texi (large-unit-insns): Document.
4042 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
4043 * params.def (large-unit-insns): New param.
4045 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
4048 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
4049 special register for operand 3. Reindent constraints to align
4052 2005-11-14 David Edelsohn <edelsohn@gnu.org>
4054 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
4055 -mpopcntb, -mfprnd. Add -mcpu=power5+.
4056 * configure.ac: Add test for FP rounding instructions.
4057 * configure: Regenerate.
4058 * config.in: Regenerate.
4059 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4060 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
4062 * config/rs6000/rs6000.opt (mfprnd): New.
4063 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
4064 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
4065 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
4066 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
4067 (TARGET_FPRND): New.
4068 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
4070 (btrunc<mode>2): New.
4072 (floor<mode>2): New.
4073 (round<mode>2): New.
4075 2005-11-14 Geoffrey Keating <geoffk@apple.com>
4077 * gcc.c (version_compare_spec_function): Use fatal() rather than
4080 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
4081 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
4082 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
4084 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
4087 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
4088 on -mmacosx-version-min setting.
4090 2005-11-14 Diego Novillo <dnovillo@redhat.com>
4093 * tree-vrp.c (infer_value_range): Return false if STMT is a
4094 block terminator and its basic block has no successors.
4096 2005-11-14 Mike Stump <mrs@apple.com>
4098 * config/i386/i386.c (override_options): -masm=intel isn't
4099 supported on darwin.
4100 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4102 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
4104 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
4105 vfork after including auto-host.h.
4107 2005-11-15 Alan Modra <amodra@bigpond.net.au>
4109 PR rtl-optimization/22002
4110 * combine.c (distribute_notes): Detect cases where a reg dies
4111 two or more times in a bb, including on the insn we are combining,
4112 and place the death note on the correct range.
4114 2005-11-14 Dale Johannesen <dalej@apple.com>
4116 * expmed.c (store_bit_field): Add offset unconditionally for
4118 (extract_bit_field): Don't force extzv or extv operand into
4119 a register if field is too big.
4121 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4123 * config/arm/arm.c (pic_labelno): New.
4124 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
4125 LABEL_REF. Pass only the labelno to PIC insns.
4126 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4127 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
4128 * arm.md (UNSPEC_PIC_LABEL): New constant.
4129 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
4130 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
4131 Use the correct label prefix.
4133 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4135 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
4138 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
4140 * loop-invariant.c: Include tm_p.h.
4141 * Makefile.in: Updated.
4143 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4145 * pa.c (store_reg): Revise generation of frame notes in large frames.
4146 (set_reg_plus_d): Likewise.
4148 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
4150 PR tree-optimization/24709
4151 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
4154 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4156 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
4157 and duplicate declaration of pthread_self.
4159 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
4160 Ian Lance Taylor <ian@airs.com>
4163 * calls.c (expand_call): If TARGET is a MEM and some part of the
4164 argument area has been saved, force TARGET to a register.
4166 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
4168 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
4171 2005-11-13 Jason Merrill <jason@redhat.com>
4174 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
4175 lazily declared methods.
4176 (force_decl_die): Stop if forcing out the context already make a
4178 (force_type_die): Likewise.
4180 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
4183 * builtins.c (integer_valued_real_p): Add break in
4184 REAL_CST having TREE_OVERFLOW set.
4186 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
4188 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
4189 addressing modes during calculation of costs.
4191 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
4193 * function.c (assign_stack_local_1): Restrict sanity check
4194 on frame size overflow to 32-bit and above platforms.
4196 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4198 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4199 * config/cris/cris.c: Include reload.h.
4200 (cris_initial_elimination_offset): New function.
4201 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
4204 2005-11-12 Richard Guenther <rguenther@suse.de>
4206 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
4208 2005-11-12 Jan Hubicka <jh@suse.cz>
4210 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
4211 to compare against 0 when possible.
4213 2005-11-12 Jie Zhang <jie.zhang@analog.com>
4215 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
4216 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
4217 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
4218 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
4221 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4223 * recog.c (constrain_operands) <case 'g'>: For a match, require
4224 that a non-register matches general_operand when strict >= 0.
4226 2005-11-11 Steven Bosscher <stevenb@suse.de>
4228 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
4231 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4233 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
4234 (memory_address_same): New.
4235 (dse_optimize_stmt): Call memory_address_same.
4237 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4240 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
4241 ZERO_EXTEND>: New cases.
4243 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4245 * longlong.h (__clz_tab): Always provide.
4247 2005-11-11 Steven Bosscher <stevenb@suse.de>
4250 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
4252 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
4253 before check_maybe_invariant.
4254 (move_invariant_reg): Use gen_move_insn instead of replacing
4255 SET_DEST with the temporary for the invariant.
4256 (move_loop_invariants): If checking is enabled, do internal
4257 consistency checks after completing the pass.
4259 2005-11-11 David Edelsohn <edelsohn@gnu.org>
4262 * common.opt (Wvolatile-register-var): New.
4263 * varasm.c (make_decl_rtl): Only emit warning when option
4264 specified. Clarify warning message.
4265 * doc/invoke.texi (Wvolatile-register-var): Document new option.
4267 * doc/md.texi (copysign): Document standard named pattern.
4269 2005-11-11 Jie Zhang <jie.zhang@analog.com>
4271 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
4272 bytes when align is 2.
4273 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
4274 by the first instruction of the loop.
4276 2005-11-11 Jason Merrill <jason@redhat.com>
4279 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
4282 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
4284 PR rtl-optimization/22509
4285 * local-alloc.c (memref_used_between_p): Check whether a function call
4286 could not reference the memref.
4288 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
4290 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
4291 algorithm so as to choose the best, not the worst, alternative.
4292 Reset accumulated register class before processing next alternative.
4294 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
4297 * calls.c (expand_call): Copy a return value to a plain register
4300 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
4303 * varasm.c (assemble_name): Recompute name only for transparent
4306 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
4308 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
4310 2005-11-04 Jeff Law <law@redhat.com>
4313 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
4314 perform reassociation if the parent statement will not die as
4315 a result of the optimization.
4317 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
4319 * tree-ssa-alias.c (compute_may_aliases): Remove call to
4320 delete_old_heap_vars.
4321 * tree-dfa.c (referenced_var_remove): Remove function.
4322 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
4323 (delete_tree_ssa): Remove call to delete_old_heapvars.
4324 Add call to delete_alias_heapvars.
4325 * tree-flow.h (referenced_var_remove): Remove prototype
4326 (init_alias_heapvars): New prototype.
4327 (delete_alias_heapvars): Ditto.
4328 * Makefile.in (tree-ssa-structalias.o): Add
4329 gt-tree-ssa-structalias.o
4330 (GTFILES): Add tree-ssa-structalias.h and
4331 tree-ssa-structalias.c.
4332 (s-gtype): Add gt-tree-ssa-structalias.h.
4333 * tree-ssa-structalias.c (heapvars): Remove.
4334 (oldheapvars): Remove.
4335 (heapvar_for_stmt): New variable.
4336 (heapvar_lookup): New function.
4337 (heapvar_insert): Ditto.
4338 (get_constraint_for): See if we have an old heapvar
4340 (init_alias_heapvars): New function.
4341 (delete_alias_heapvars): Ditto.
4342 Add include of gt-tree-ssa-structalias.h.
4344 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4347 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
4349 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
4351 * tree.c (int_fits_type_p): Only look at the base type
4352 if it has the same precision as the original type.
4354 2005-11-10 Jakub Jelinek <jakub@redhat.com>
4357 * varasm.c (assemble_alias): Use %q+D in the error
4358 message instead of %J and %qD.
4360 2005-11-10 Richard Guenther <rguenther@suse.de>
4362 * gcse.c (free_ldst_entry): Only free hashtable if
4365 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4367 * function.c (assign_stack_local_1): Issue an error message if
4368 the frame size overflows in the signed target arithmetics.
4370 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4372 * tree.c (build_qualified_type): Chain the new type to the original
4373 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
4374 a POINTER_TYPE or a REFERENCE_TYPE respectively.
4375 (build_pointer_type_for_mode): Only return unqualified types.
4376 (build_reference_type_for_mode): Likewise.
4378 2005-11-09 Jakub Jelinek <jakub@redhat.com>
4380 * Makefile.in (gnucompare): Do comparison of all files using one of
4381 the chosen methods and only afterwards decide if just warning should
4382 be issued or comparison failure raised.
4384 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4386 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
4387 (noce_try_abs): Negate if the comparison is reversed.
4388 Look only one instruction backwards for a REG_EQUAL note.
4390 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4393 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
4394 gthr-tpf.h: Define __gthrw. For all identifiers that might
4395 be weak, introduce weakrefs or non-weak aliases with __gthrw,
4396 and prefix all uses with __ghtrw.
4398 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4401 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
4402 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
4403 * c-common.c (handle_weakref_attribute): New.
4404 (c_common_attribute_table): Add weakref.
4405 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
4407 * configure, config.in: Rebuilt.
4408 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
4409 * doc/extend.texi: Document weakref attribute.
4410 * varasm.c (ultimate_transparent_alias_target): New
4411 (assemble_name): Use it.
4412 (weak_finish_1): Split out of...
4413 (weak_finish): ... and deal with weakrefs in...
4414 (weakref_targets): ... new list.
4415 (globalize_decl): Clean up weakref_targets.
4416 (do_assemble_alias): Handle weakrefs.
4417 (finish_aliases_1): Do not reject weakrefs to external symbols.
4418 (assemble_alias): Handle weakrefs.
4420 2005-11-09 Richard Guenther <rguenther@suse.de>
4422 PR tree-optimization/24716
4423 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
4424 t_bool to track results from follow_ssa_edge.
4426 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4428 * final.c (force_source_line): New global variable.
4429 (final_scan_insn): Set it to true instead of clearing last_filename.
4430 (notice_source_line): Return true if force_source_line is true,
4431 unless source info is absent.
4433 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
4436 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
4437 a linkage name for a variable if it a register variable.
4438 * c-decl.c (grokdeclarator): Global register variables
4439 should be set as PUBLIC.
4441 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4444 * config/s390/s390.c (struct s390_frame_layout): New fields
4445 first_save_gpr_slot and last_save_gpr_slot.
4446 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
4447 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
4448 first_save_gpr and last_save_gpr with the _slot variants.
4449 (s390_register_info): Calculate first_save_gpr_slot and
4450 last_save_gpr_slot using regs_ever_live.
4452 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4455 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
4456 for a function containing a landing pad.
4458 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4461 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
4464 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
4466 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
4467 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
4469 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
4472 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
4474 (call,load,store): New insn types.
4475 (mem_access, branch_access): Adjust reservation conditions.
4476 (define_delay): Adjust condition.
4477 (decrement_and_branch_until_zero): Allow for ms2. Set branch
4479 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
4480 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
4482 (call_internal, call_value_internal, return_internal,
4483 return_interrupt_internal, eh_return_internal, indirect_jump,
4484 tablejump): Set call insn type.
4485 (blockage, ei, di): Use appropriate unspec const.
4486 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
4487 (ms1_get_attr_type): Adjust to give load & store types.
4488 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
4489 backwards past a barrier.
4490 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
4492 (struct branch_info, struct label_info): New.
4494 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
4495 (ms1_machine_reorg): New.
4496 (TARGET_MACHINE_DEPENDENT_REORG): Override.
4497 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
4498 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
4499 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
4502 2005-11-09 Per Bothner <per@bothner.com>
4503 Uros Bizjak <uros@kss-loka.si>
4506 * toplev.c (process_options): Initialize debug_hooks early
4507 in case lang_hooks.post_options ends up calling a debug_hook.
4509 2005-11-08 Jakub Jelinek <jakub@redhat.com>
4511 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4512 DBX_REGISTER_NUMBER being contiguous.
4514 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
4515 Diego Novillo <dnovillo@redhat.com>
4518 * tree-vrp.c (register_edge_assert_for): Do not register
4519 always-false predicates.
4521 2005-11-08 Devang Patel <dpatel@apple.com>
4523 PR tree-optimization/23115
4524 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
4527 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
4529 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
4532 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
4534 Fix PR tree-optimization/23382
4536 * tree-ssa-alias.c (compute_may_aliases): Call
4537 delete_old_heap_vars.
4538 * tree-dfa.c (referenced_var_remove): New function.
4539 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
4540 * tree-flow.h (referenced_var_remove): Add prototype.
4541 (delete_old_heap_vars): Ditto.
4542 * tree-ssa-structalias.c (heapvars): New variable.
4543 (oldheapvars): Ditto.
4544 (get_constraint_for): Put heap vars on heapvars list.
4545 (delete_old_heap_vars): New function.
4547 2005-11-08 Jason Merrill <jason@redhat.com>
4549 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
4551 2005-11-08 Uros Bizjak <uros@kss-loka.si>
4554 * reg-stack.c (reg_to_stack): Update register liveness also
4555 for flag_sched2_use_traces.
4557 2005-11-08 Alan Modra <amodra@bigpond.net.au>
4560 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
4561 override prior explicit -mno-powerpc-gfxopt.
4563 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
4565 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
4566 if the bitsize is zero.
4567 * doc/md.texi (Standard Pattern Names): Document it.
4569 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
4570 (TARGET_PASS_BY_REFERENCE): Likewise.
4572 2005-11-07 Ian Lance Taylor <ian@airs.com>
4574 PR rtl-optimization/24683
4575 * config/i386/i386.c (legitimize_pic_address): If constant operand
4576 to PLUS is too large, put it in a register.
4578 2005-11-07 Jie Zhang <jie.zhang@analog.com>
4580 * configure.ac: Enable checking assembler dwarf2 support for bfin
4582 * configure: Regenerate.
4584 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4588 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4589 gen_easy_vector_constant_add_self): Delete.
4590 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4592 (output_vec_const_move): Use gen_easy_altivec_constant.
4593 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4594 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4595 (easy_vector_constant_add_self): Rewritten.
4596 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4597 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4598 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4599 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4600 Macroize and adjust for the other changes.
4602 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4606 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4607 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4609 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4611 PR rtl-optimization/23567
4612 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4613 (noce_process_if_block): Don't do any optimizations except
4614 if (cond) x = x; if !set_b and write into orig_x may trap
4615 or fault. Remove the MEM_READONLY_P check.
4617 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4620 * tree-vrp.c (fix_equivalence_set): New.
4621 (extract_range_from_assert): Call it.
4623 2005-11-05 Ian Lance Taylor <ian@airs.com>
4626 * combine.c (apply_distributive_law): Don't distribute across a
4629 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4631 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4632 config/ms1/ms1.h, config/rs6000/predicates.md,
4633 config/s390/s390.c, params.def, postreload-gcse.c,
4634 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4635 tree-vrp.c, tree.c: Fix comment typos.
4636 * doc/invoke.texi: Fix typos.
4638 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4640 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4641 for testing whether the data_dependence_relation contains distance
4642 vectors. Iterate over all distance vectors of the ddr.
4643 * lambda.h: Define a vec of lambda_vector pointers.
4644 * tree-data-ref.c (dump_data_dependence_relation,
4645 dump_data_dependence_direction): Iterate over all distance and
4646 direction vectors of the ddr.
4647 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4649 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4650 of distance/direction vectors instead of a single one.
4651 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4652 lambda_vectors with a vec of lambda_vectors.
4653 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4654 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4655 DDR_NUM_DIST_VECTS): New.
4656 * tree-loop-linear.c (gather_interchange_stats): Test for the
4657 existence of distance vectors only after having checked that there
4658 is a dependence. Iterate over all distance vectors of the ddr.
4659 (linear_transform_loops): Use dump_data_dependence_relation.
4660 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4661 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4662 distance vectors of the ddr.
4664 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4666 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4667 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4668 IS_INTHANDLER; all callers changed.
4669 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4671 (do_link, do_unlink): New argument ALL; all callers changed.
4672 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4673 If function isn't leaf, save and restore all registers.
4674 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4677 2005-11-05 Jan Hubicka <jh@suse.cz>
4679 PR rtl-optimization/23490
4680 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4681 max-flow-memory-location): Document.
4682 * flow.c: Include params.h
4683 (MAX_MEM_SET_LIST_LEN): Kill.
4684 (add_to_mem_set_list): Use new param.
4685 * cse.c (cse_basic_block): Replace 1000 by new param.
4686 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4687 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4688 * predict.c (predict_loops): Use new param.
4689 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4691 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4692 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4693 Do not hold memory returned by cgraph_node_name across other call.
4695 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4698 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4701 2005-11-04 Jeff Law <law@redhat.com>
4704 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4705 * tree-ssa-dom.c: Include params.h.
4706 (thread_across_edge): If there are too many statements in the
4707 target block, then do not thread through it.
4708 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4709 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4711 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4714 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4715 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4717 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4720 * tree-scalar-evolution.c (instantiate_parameters_1,
4721 instantiate_parameters, resolve_mixers): Compute the size of an
4722 expression to be instantiated and give up the instantiation if the
4723 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4725 2005-11-04 Richard Guenther <rguenther@suse.de>
4727 * tree-flow.h (ref_contains_indirect_ref): Rename to
4728 array_ref_contains_indirect_ref.
4729 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4730 (array_ref_contains_indirect_ref): Make comment match the code
4732 (ref_contains_array_ref): Likewise.
4733 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4734 ref_contains_indirect_ref.
4735 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4736 Rename calls to ref_contains_indirect_ref.
4738 2005-11-04 Paul Brook <paul@codesourcery.com>
4740 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4741 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4742 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4743 * config/arm/arm.md: Use match_operand in peephole input templates
4744 and match_dup in peephole output templates.
4746 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4748 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4751 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4752 Daniel Jacobowitz <dan@codesourcery.com>
4754 * longlong.h (add_ssaaaa): Clobber condition code register
4756 (sub_ddmmss): Likewise.
4757 (umul_ppmm): Likewise.
4759 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4760 Paul Brook <paul@codesourcery.com>
4761 Phil Blundell <pb@reciva.com>
4763 * configure.ac: Add test for ARM TLS support.
4764 * configure: Regenerated.
4765 * config/arm/arm-protos.h (legitimize_tls_address)
4766 (arm_tls_referenced_p, tls_mentioned_p)
4767 (arm_output_addr_const_extra): New prototypes.
4768 (thumb_legitimize_pic_address): Delete.
4769 * config/arm/arm.c: Include "gt-arm.h".
4770 (enum tls_reloc): New.
4771 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4772 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4773 (arm_call_tls_get_addr, legitimize_tls_address)
4774 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4775 (arm_init_tls_builtins, arm_emit_tls_decoration)
4776 (arm_output_addr_const_extra): New functions.
4777 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4778 (TARGET_HAVE_TLS): Define.
4779 (target_thread_pointer): New.
4780 (arm_override_options): Handle -mtp=.
4781 (legitimize_pic_address): Ignore UNSPECs.
4782 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4784 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4785 (tls_get_addr_libfunc): New variable.
4786 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4787 (arm_init_builtins): Call arm_init_tls_builtins.
4788 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4789 (arm_encode_section_info): Call default_encode_section_info.
4790 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4791 (enum arm_tp_type): New.
4792 (target_thread_pointer): Add declaration.
4793 (LEGITIMATE_CONSTANT_P): Handle TLS.
4794 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4795 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4796 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4797 * config/arm/arm.md: Add UNSPEC_TLS.
4798 (movsi): Handle TLS.
4799 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4801 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4802 (load_tp_hard, load_tp_soft): New insns.
4803 * arm.opt: Add -mtp=.
4804 * doc/invoke.texi (ARM Options): Document -mtp.
4806 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4808 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4809 * config/arm/libunwind.S: Include "lib1funcs.asm".
4810 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4811 (LIB2ADDEH): Add libunwind.S.
4812 (LIB2ADDEHDEP): Add lib1funcs.asm.
4813 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4815 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4818 * gcc/c.opt: Add a -lang-fortran option.
4819 * gcc/c-opts.c: Add a lang_fortran flag.
4820 (c_common_init_options): Handling the -lang-fortran option.
4821 (c_common_handle_option): Add a case for Fortran options in
4822 preprocessing. Remove cases for -ffixed-form and
4823 -ffixed-line-length. Add a case for -lang-fortran.
4825 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4827 * config/rs6000/rs6000.c: Include params.h
4828 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4829 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4830 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4831 (UNSPEC_VPKUWSS): Delete.
4832 (altivec_vpkuhss): Delete.
4833 (altivec_vpkuwss): Delete.
4834 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4836 (neg_eq0<mode>): Remove final condition.
4837 (neg_eq<mode>): Remove condition and split-condition.
4839 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4841 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4842 Use associated print macros.
4844 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4847 * diagnostic.c (diagnostic_set_info_translated): New function.
4848 (diagnostic_set_info): Use it. Add comment.
4849 * diagnostic.h (diagnostic_set_info_translated): Declare.
4851 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4853 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4854 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4855 reference only if 'public' is true.
4856 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4857 emit the .hidden directive only if the indirect reference is public.
4858 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4859 Pass it to dw2_force_const_mem.
4860 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4861 * dwarf2out.c (output_cfi): Adjust calls to above function.
4862 (output_call_frame_info): Likewise.
4863 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4864 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4866 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4868 PR tree-optimization/24483
4869 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4870 field to elts if possible.
4872 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4875 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4878 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4880 Fix PR tree-optimization/24351
4882 * tree-ssa-structalias.c (struct variable_info): Add
4884 (get_varinfo_fc): New function to follow collapsing.
4885 (new_var_info): Set collapsed_to to NULL.
4886 (dump_constraint): Follow collapsing.
4887 (build_constraint_graph): Handle collapsing.
4888 (do_simple_structure_copy): Return false if something bad
4890 (collapse_rest_of_var): New function.
4891 (do_structure_copy): Collapse if do_simple_structure_copy returns
4894 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4897 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4898 expressions to a statement list instead of gimplifying them.
4900 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4902 PR rtl-optimization/23585
4903 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4904 that can't trap plus a constant integer, if the mode has zero size.
4906 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4909 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4911 ("*insv<mode>_reg_extimm"): Likewise.
4913 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4916 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4917 c_common_type_for_mode returns an unnamed type.
4919 2005-11-02 Richard Henderson <rth@redhat.com>
4923 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4924 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4925 * function.c (assign_parms): Use calls.internal_arg_pointer.
4926 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4928 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4929 (TARGET_CALLS): Add it.
4930 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4931 * targhooks.c (default_internal_arg_pointer): New.
4932 * targhooks.h (default_internal_arg_pointer): Declare.
4933 * tree.h (dwarf2out_reg_save_reg): Declare.
4934 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4935 * config/i386/i386.c (dbx_register_map): Add return column.
4936 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4937 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4938 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4939 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4940 (ix86_save_reg): Save force_align_arg_pointer.
4941 (ix86_emit_save_regs): Make regno unsigned.
4942 (ix86_emit_save_regs_using_mov): Likewise.
4943 (ix86_expand_prologue): Handle force_align_arg_pointer.
4944 (ix86_expand_epilogue): Likewise.
4945 * config/i386/i386.h: (dbx_register_map): Update.
4946 (dbx64_register_map, svr4_dbx_register_map): Update.
4947 (struct machine_function): Add force_align_arg_pointer.
4948 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4949 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4950 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4952 2005-11-02 Jan Hubicka <jh@suse.cz>
4955 * i386.md: Add peep2 for simplyfing array accesses.
4957 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4960 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4961 * config/s390/s390.c (s390_decompose_shift_count): New function.
4962 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4963 (print_shift_count_operand): Use s390_decompose_shift_count.
4964 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4965 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4967 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4970 * loop.c (loop_givs_rescan): Use force_operand to expand
4973 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4976 * fold-const.c (build_range_check): Use unsigned when signed
4977 overflow is undefined also. If etype is subtype, make sure that
4978 the subtraction is in the supertype.
4980 2005-11-02 Richard Henderson <rth@redhat.com>
4983 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4986 2005-11-01 Richard Henderson <rth@redhat.com>
4989 * loop.c (scan_loop): Do not propagate computations to a hard
4990 register destination with SMALL_REGISTER_CLASSES.
4992 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4994 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4995 costs for MULT inside PLUS or MINUS.
4997 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4999 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
5000 (TRAMPOLINE_SIZE): Round up to 60.
5001 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
5003 2005-10-31 James E. Wilson <wilson@specifix.com>
5006 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
5007 ifdef. Put ifdefs around call in gen_subprogram_die.
5008 (compute_frame_pointer_to_cfa_displacement): Likewise.
5009 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
5012 PR rtl-optimization/17356
5013 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
5014 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
5016 2005-10-31 Jan Hubicka <jh@suse.cz>
5019 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
5022 * i386.c (legitimize_pic_address): Deal with large immediates.
5025 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
5026 from symbol names while computing checkup.
5029 * predict.c (predict_loops): Do not estimate more than
5030 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
5031 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
5033 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
5035 PR tree-optimization/19097
5036 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
5038 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
5040 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
5042 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
5045 * tree-inline.c (setup_one_parameter): If the init_stmt
5046 is NULL, don't insert the statement.
5048 2005-10-30 Jan Hubicka <jh@suse.cz>
5050 PR tree-optimization/24172
5051 * tree-inline.c (copy_body_r): Unshare the substituted value first.
5053 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
5055 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
5056 constants for hosts with long != 32 bits.
5058 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
5061 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
5063 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
5065 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
5066 (TARGET_MS1_16_002): New.
5067 (TARGET_MS1_16_003): New.
5069 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
5070 ("*decrement_and_branch_until_zero_no_clobber"): New.
5071 Add corresponding splitter for decrement_and_branch_until_zero
5073 Key all decrement_and_branch_until_zero patterns off of
5076 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
5079 * tree-complex.c (extract_component): Treat RESULT_DECL
5080 like the rest of the decls.
5082 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
5084 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
5085 indirect call to _mcount if the function needs a static chain.
5087 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
5088 Caroline Tice <ctice@apple.com>
5090 PR rtl-optimization/24460
5091 * dwarf2out.c (have_switched_text_sections): New boolean variable.
5092 (dwarf2out_switch_text_section): Set it to true instead of
5093 incrementing separate_line_info_table_in_use.
5094 (output_loc_list): Additionally test have_switched_text_sections.
5095 (output_ranges): Likewise.
5096 (dwarf2out_finish): Likewise.
5097 * varasm.c (assemble_start_function): Do not call
5098 insert_section_boundary_note.
5099 (assemble_end_function): If flag_reorder_blocks_and_partition,
5100 switch to the function's section before emitting the .size directive.
5101 * bb-reorder.c (insert_section_boundary_note): Staticify.
5102 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
5103 * output.h (insert_section_boundary_note): Delete.
5105 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
5108 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
5109 instead of pointer equality when comparing types.
5111 2005-10-24 James E. Wilson <wilson@specifix.com>
5113 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
5114 add_dependence_list_and_free calls.
5116 2005-10-24 Steven Bosscher <stevenb@suse.de>
5118 * contrib.texi: Add the names of the LLNL folks who donated
5119 Cray pointer support for gfortran.
5121 2005-10-24 Steven Bosscher <stevenb@suse.de>
5123 PR tree-optimization/24225
5124 * profile.c (branch_prob): Look from end to start through a
5125 basic block when looking for a locus.
5127 2005-10-24 Richard Henderson <rth@redhat.com>
5129 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
5131 (hppa_expand_prologue): Likewise.
5133 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5135 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
5136 (NO_DEFERRED_PROFILE_COUNTERS): Define.
5137 * pa.h (NO_PROFILE_COUNTERS): Define.
5138 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
5139 (funcdef_nos): New vector to hold label numbers of deferred profile
5141 (output_deferred_profile_counters): New function.
5142 (hppa_profile_hook): Push label number onto funcdef_nos.
5143 (pa_hpux_file_end): Call output_deferred_profile_counters if
5144 NO_DEFERRED_PROFILE_COUNTERS is false.
5146 * pa-protos.h (get_deferred_plabel): New prototype.
5147 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
5149 (output_call): Adjust calls.
5151 2005-10-24 Alan Modra <amodra@bigpond.net.au>
5153 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
5154 peculiarity of GOT/TOC section usage.
5156 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
5159 * c-common.c (constant_string_class_name): Add documentation.
5161 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
5164 * recog.c (peephole2_optimize): Increment peep2_current_count
5165 only when the slot is empty.
5167 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5170 * except.c (output_function_exception_table): Call
5171 assemble_external_libcall if we need a personality function.
5173 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5175 PR rtl-optimization/24460
5176 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
5177 set the basic block for barriers.
5179 2005-10-21 Janis Johnson <janis187@us.ibm.com>
5181 * var-tracking.c (vt_initialize): Initialize post.
5183 2005-10-21 Devang Patel <dpatel@apple.com>
5186 * c-common.c (vector_types_convertible_p): Check vector element type.
5188 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
5190 * config/sh/sh.c (prepare_move_operands): Handle the address
5191 constant which is a tls symbolic address plus a constant.
5193 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
5196 * gcc.c (main): Use the correct counter for erroring out
5197 about mulitple files.
5199 2005-10-21 Alan Modra <amodra@bigpond.net.au>
5202 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
5203 use r2 for 64-bit tls .got access.
5205 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
5207 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
5210 2005-10-20 Steven Bosscher <stevenb@suse.de>
5212 PR tree-optimization/24307
5213 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
5215 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
5218 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
5220 * varasm.c (find_decl_and_mark_needed): After cgraph global info
5221 is ready, stop marking functions, but still mark variables.
5223 2005-10-20 Richard Guenther <rguenther@suse.de>
5226 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
5229 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5231 PR rtl-optimization/23585
5232 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
5233 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
5234 (may_trap_p_1): New predicate extracted from...
5235 (may_trap_p): ... here. Invoke may_trap_p_1.
5236 (may_trap_or_fault_p): New predicate.
5237 * rtl.h (may_trap_or_fault_p): Declare it.
5238 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
5239 instead of may_trap_p.
5240 (steal_delay_list_from_fallthrough): Likewise.
5241 (fill_simple_delay_slots): Likewise.
5242 (fill_slots_from_thread): Likewise.
5243 * function.c (pad_to_arg_alignment): Rework comment about
5244 SPARC_STACK_BOUNDARY_HACK.
5245 * config/sparc/sparc.h: Likewise.
5247 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
5249 * config/s390/s390.c (s390_expand_insv): New.
5250 * config/s390/s390-protos.h (s390_expand_insv): Declare.
5251 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
5252 ("icm_hi"): Remove mode attribute.
5253 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
5255 ("*extracthi", "*extractqi"): Remove.
5256 (extv<mode>", "*extzv<mode>"): New.
5257 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
5258 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
5260 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5262 * cfgexpand.c (discover_nonconstant_array_refs_r,
5263 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
5264 (tree_expand_cfg): Call discover_nonconstant_array_refs.
5265 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5266 discover_nonconstant_array_refs.
5268 2005-10-19 Steven Bosscher <stevenb@suse.de>
5271 * c-decl.c (pop_scope): Don't warn about an unused variable
5272 if it is marked with TREE_NO_WARNING.
5273 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
5274 somenow mismatch and olddecl is to be replaced.
5276 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5279 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
5280 whether registers live on the edge can be saved/restored.
5282 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
5284 * config/sh/sh.c (fixup_mova): Skip notes.
5286 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5288 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
5289 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
5290 (s390_can_eliminate): Handle BASE_REGNUM elimination.
5291 (s390_initial_elimination_offset): Likewise.
5292 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
5293 register on TARGET_ZARCH targets.
5294 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
5295 (INITIAL_FRAME_POINTER_OFFSET): Remove.
5296 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
5297 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
5299 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5301 * config/s390/s390.md: Comment describing output modifiers updated.
5302 * config/s390/s390.c (print_operand): Likewise.
5304 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5306 * config/s390/s390.c (override_options): Added check for -mstack-size
5308 * doc/invoke.texi: Mention that limit in the documenation.
5310 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
5313 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
5315 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
5317 Fix PR tree-optimization/24231
5319 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
5320 (compute_avail): Ditto.
5322 2005-10-18 Richard Henderson <rth@redhat.com>
5325 * config/i386/i386.c (legitimate_constant_p): Check
5326 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
5328 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
5329 (legitimate_pic_address_disp_p): Reorg CONST checking to make
5330 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
5332 (print_operand_address): Likewise.
5333 * config/i386/predicates.md (x86_64_immediate_operand): Test
5334 SYMBOL_REF_TLS_MODEL properly inside CONST.
5335 (x86_64_zext_immediate_operand): Likewise.
5336 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
5337 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
5338 * config/i386/i386-protos.h: Remove predicates.md entries.
5340 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
5342 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5343 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
5345 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
5346 Ian Lance Taylor <ian@airs.com>
5349 * fold-const.c (fold_widened_comparison): Do not allow range based
5350 constant folding when right operand cannot be unwidened.
5352 2005-10-17 Richard Henderson <rth@redhat.com>
5354 * builtins.c (expand_builtin_synchronize): Build a new-style asm
5355 with a memory clobber.
5357 2005-10-17 James E Wilson <wilson@specifix.com>
5359 PR rtl-optimization/17356
5360 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
5361 checking for EDGE_EH.
5363 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5365 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
5366 the slot on an even boundary for any type with 16-byte alignment.
5368 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
5371 * md.texi (Modifiers) <%>: Clarify that % doesn't work
5372 after register allocation.
5374 2005-10-17 DJ Delorie <dj@redhat.com>
5376 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
5379 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
5382 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
5385 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
5387 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
5388 to 2 if it's already non-zero.
5389 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
5390 is set and warn about it if flag_schedule_insns is 1.
5392 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
5394 * config/crx/crx.md: Compare-and-branch instructions need to
5397 2005-10-17 Uros Bizjak <uros@kss-loka.si>
5400 * config/i386/i386.md (*pushdi2_rex64 splitter)
5401 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
5402 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
5403 flow2 pass only when (optimize > 0 && flag_peephole2).
5405 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
5408 * gcc.c (have_c): New static variable.
5410 (process_command): Remove declation of have_c.
5411 Set have_o to 1 when handling -o.
5412 (main): Add a fatel error if there are multiple
5413 files specified and -o and -c/-S is passed witout
5414 -combine or multiple languages.
5416 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
5418 Fix PR tree-optimization/22444
5419 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
5420 Assert that we don't hit something with subvars.
5421 (setup_pointers_and_addressables): Don't add things with subvars,
5422 because we'll already process the subvars for aliasing purposes.
5424 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
5427 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
5428 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
5429 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
5430 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
5431 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
5432 swapped, alternatives for the R constraint.
5435 * builtins.c (get_builtin_sync_mode): Make unlimited
5436 mode_for_size request.
5438 2005-10-15 Richard Henderson <rth@redhat.com>
5440 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
5441 (gimplify_expr): ... here.
5442 (gimplify_compound_lval): Use it in initial scan loop. Allow
5443 fb_lvalue in base expression.
5445 2005-10-15 Richard Henderson <rth@redhat.com>
5448 * builtins.c (expand_builtin_trap): Export.
5449 * expr.h (expand_builtin_trap): Declare.
5450 * expr.c (expand_assignment): Emit a trap for integral offsets
5451 from registers that weren't reduced to bitpos.
5453 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
5454 (mark_array_ref_addressable): Remove.
5455 * tree-flow.h (mark_array_ref_addressable): Remove.
5456 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
5458 2005-10-15 James E Wilson <wilson@specifix.com>
5461 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
5462 (add_dependence_list_and_free): Likewise.
5463 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
5466 2005-10-15 Diego Novillo <dnovillo@redhat.com>
5470 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
5471 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
5473 (vrp_visit_phi_node): Only prevent infinite iterations when
5474 the previous result and the new result are both VR_RANGEs.
5476 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
5478 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
5481 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5484 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
5487 2005-10-14 Per Bothner <per@bothner.com>
5489 PR preprocessor/21250
5490 * c-ppoutput.c (print_line): Print internal line 0 as 1.
5492 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
5495 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
5496 overflow flags. Refactor some conditionals.
5498 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5501 * tree-dfa.c (add_referenced_var): Only look at decls which
5502 have TREE_CONSTANT or TREE_READONLY set instead of if
5503 !TREE_PUBLIC or !TREE_CONSTANT.
5505 2005-10-13 James E Wilson <wilson@specifix.com>
5507 * doc/invoke.texi: For -x, add f95-cpp-input.
5508 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5510 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5512 PR tree-optimization/24262
5513 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
5514 in loop all the time.
5516 2005-10-12 Richard Henderson <rth@redhat.com>
5519 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5520 * function.c (assign_parm_find_data_types): Don't support it.
5521 * print-tree.c (print_node): Likewise.
5522 * c-common.c (handle_transparent_union_attribute): Likewise.
5523 Use build_duplicate_type.
5524 * tree-inline.c (remap_type_1): Split out of remap_type;
5525 properly remap aggregate fields.
5526 (build_duplicate_type): New.
5527 * doc/extend.texi (Variable Attributes): Remove documentation
5528 for transparent_union.
5530 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5533 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
5534 (gen_stack_pointer_dec): Likewise.
5536 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
5540 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
5542 (struct cxx): Add adjust_class_at_definition target hook.
5543 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
5544 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
5545 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
5546 hook_void_tree. Add to TARGET_CXX.
5547 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
5549 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
5550 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
5551 instead of attribute. Check for dllexport override. Warn if
5552 inconsistent dll linkage. Don't lose old dllimport if decl has
5553 had address referenced. Tweak lookup of dllimport atribute.
5554 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
5555 for target specific rules. Don't add dllimport attribute if
5556 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
5557 dllimport attribute.
5558 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
5559 * varasm.c (initializer_constant_valid_p): Replace
5560 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
5564 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
5565 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
5566 (i[34567]86-*-mingw32*): Likewise.
5568 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
5569 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
5571 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
5572 C++-specific code. Change return value to bool.
5573 (i386_pe_dllimport_p): Likewise.
5574 (associated_type): Simplify and make language-independent
5575 (i386_pe_encode_section_info): Replace override of ambiguous
5576 dllimport symbol refs with a gcc_assert.
5577 (i386_pe_valid_dllimport_attribute_p): Define.
5578 * config/i386/winnt-cxx.c: New file. Define C++ versions of
5579 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5580 i386_pe_adjust_class_at_definition.
5581 * config/i386/winnt-stubs.c: New file. Define stub versions of
5582 lang-specific functions.
5583 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5584 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5585 i386_pe_adjust_class_at_definition.
5586 (i386_pe_valid_dllimport_attribute_p): Declare.
5587 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5588 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5589 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5592 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5593 dllimport attribute with test of DECL_DLLIMPORT_P.
5595 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5597 * combine.c (make_extraction): Correct offset computation.
5599 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5601 * config/cris/t-linux (LIMITS_H_TEST): Define.
5603 2005-10-12 Richard Henderson <rth@redhat.com>
5606 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5608 2005-10-12 Richard Guenther <rguenther@suse.de>
5610 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5612 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5615 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5616 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5619 2005-10-12 Richard Guenther <rguenther@suse.de>
5622 * varasm.c (output_constant): Correct typo from previous
5625 2005-10-11 Ian Lance Taylor <ian@airs.com>
5627 PR rtl-optimization/13931
5628 * combine.c: Revert patch of 2003-05-14, and:
5629 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5630 completely killed in the appropriate insn.
5631 (distribute_notes): Don't skip multiple hard register test for
5632 elim_i1 and elim_i2.
5634 2005-10-11 Richard Henderson <rth@redhat.com>
5637 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5638 to initialize a transparent union instead of a nop_expr.
5640 2005-10-11 Richard Henderson <rth@redhat.com>
5642 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5643 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5644 (tree_ssa_dce_loop): Call scev_reset.
5647 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5648 * tree-ssa-dce.c: Include cfgloop.h.
5649 (tree_ssa_dce_loop, pass_dce_loop): New.
5650 * tree-pass.h (pass_dce_loop): Declare it.
5651 * passes.c (init_optimization_passes): Use it.
5653 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5656 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5657 Only apply the optimization for rounding builtins if the inner
5658 cast is also an extension.
5660 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5663 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5664 mark_new_vars_to_rename instead of update_stmt.
5666 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5668 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5670 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5672 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5673 for setting MMX register to 0 rather than mmx.
5675 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5678 * configure.ac: Move gas check from mips specific case to common case.
5679 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5680 * configure: Regenerate
5681 * doc/install.texi: Update.
5683 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5686 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5688 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5690 * gcc.c (do_spec_1): Accept numeric characters in file name
5693 2005-10-10 Nick Clifton <nickc@redhat.com>
5695 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5696 describing the deleted arm_gen_rotated_half_load function.
5698 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5700 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5703 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5705 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5707 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5708 (EXTRA_MULTILIB_PARTS): Define.
5709 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5710 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5711 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5712 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5713 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5714 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5716 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5718 PR tree-optimization/24226
5719 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5720 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5721 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5724 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5726 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5728 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5731 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5732 Rewrite for no need for the early clobber.
5734 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5736 Merge from csl-arm-branch:
5737 2005-09-07 Paul Brook <paul@codesourcery.com>
5738 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5741 2005-04-30 Paul Brook <paul@codesourcery.com>
5742 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5743 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5745 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5746 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5747 (arm_override_options): Use TARGET_AAPCS_BASED.
5748 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5749 (PTRDIFF_TYPE): Use int for AAPCS.
5750 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5751 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5752 (DEFAULT_SHORT_ENUMS): Delete.
5753 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5755 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5756 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5757 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5758 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5760 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5761 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5763 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5764 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5766 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5767 * config.gcc (arm*-*-linux-gnueabi): Add it.
5768 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5770 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5771 * config/arm/linux-eabi.h: New file.
5772 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5773 (LINUX_TARET_LINK_SPEC): Likewise.
5774 (LINK_SPEC): Use it.
5775 * config/arm/t-linux-eabi: New file.
5777 2005-10-08 Steven Bosscher <stevenb@suse.de>
5780 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5782 (PARAM_SMS_DFA_HISTORY): Likewise.
5784 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5787 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5788 (load_register_parameters): Call it.
5789 (check_sibcall_argument_overlap_1): Likewise.
5790 (store_one_arg): Likewise.
5792 2005-10-07 James E. Wilson <wilson@specifix.com>
5794 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5795 DImode not VECINT24 for operand 2.
5798 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5802 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5803 fr_spill): Use destination_operand for operand 0.
5805 2005-10-07 DJ Delorie <dj@redhat.com>
5807 * varasm.c (output_constant): Limit error to expanding
5810 2005-10-07 Richard Guenther <rguenther@suse.de>
5813 * fold-const.c (fold_binary): Fix operand types during folding
5814 of X op (A, Y). Evaluation order of the side-effects of
5815 X and A are frontend-defined, so ensure we honour that even for
5816 tcc_comparison class operands; eased by removing duplicate code.
5818 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5820 * stor-layout.c (layout_type): Do not allow alignment of array
5821 elements to be greater than their size.
5823 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5825 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5827 (hppa*-*-linux*): Ditto.
5828 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5829 * config/host-hpux.c: New.
5830 * config/x-hpux: New.
5831 * config/pa/x-hpux: Remove.
5832 * config/pa/x-linux: Remove.
5833 * config/pa/pa-host.c: Remove.
5835 2005-10-07 Jeff Law <law@redhat.com>
5837 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5838 determine whether or not to try and thread outgoing edges.
5840 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5842 * config/rs6000/rs6000.md (eqsi_power): New.
5843 (neg_eq0si): Add TARGET_POWER to final condition.
5846 2005-10-06 Richard Henderson <rth@redhat.com>
5848 * config/rs6000/rs6000.c: Revert last change.
5850 2005-10-06 Richard Henderson <rth@redhat.com>
5852 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5853 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5855 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5859 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5860 out return_label and naked_return_label.
5862 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5864 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5867 2005-10-06 Richard Henderson <rth@redhat.com>
5870 * tree-inline.c (declare_return_variable): Handle modify_dest not
5873 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5875 Fix PR tree-optimization/22488
5876 * tree-ssa-structalias.c (check_for_overlaps): New function.
5877 (create_variable_info_for): Use it.
5879 2005-10-06 Richard Henderson <rth@redhat.com>
5882 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5883 (dwarf2out_start_source_file): Print it.
5885 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5887 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5889 2005-10-06 Richard Henderson <rth@redhat.com>
5892 * mode-switching.c (optimize_mode_switching): Clear transp bit
5893 for block with incomming abnormal edges.
5895 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5896 (fpscr_set_from_mem): Use them.
5897 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5898 (fpscr postinc splitters): Rewrite as peephole2+split.
5900 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5902 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5903 (eq<mode>_compare): Same.
5905 2005-10-06 Richard Guenther <rguenther@suse.de>
5907 PR tree-optimization/24238
5908 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5910 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5912 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5913 here. Use AC_PATH_PROG for environment variables instead of
5915 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5917 * configure: Regenerated.
5919 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5922 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5923 then force it into a register.
5924 (call_value): Likewise.
5926 2005-10-06 Richard Henderson <rth@redhat.com>
5929 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5930 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5931 under pass_vectorize.
5933 2005-10-05 Devang Patel <dpatel@apple.com>
5936 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5937 handling constants. Check NAMESPACE_DECL context for constants.
5939 2005-10-05 Eric Christopher <echristo@apple.com>
5941 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5943 2005-10-05 Richard Henderson <rth@redhat.com>
5946 * tree-cfg.c (mark_array_ref_addressable_1): New.
5947 (mark_array_ref_addressable): New.
5948 * tree-flow.h (mark_array_ref_addressable): Declare.
5949 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5951 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5955 * reload.c (subst_reloads): When adding a REG_LABEL to a
5956 jump instruction, also update JUMP_LABEL.
5958 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5960 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5961 * bb-reorder.c (copy_bb_p): Use it.
5962 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5964 2005-10-05 Richard Henderson <rth@redhat.com>
5967 * toplev.c (process_options): Warn about unsupported combinations
5968 of unwind tables and omit-frame-pointer.
5969 * config/i386/i386.c (override_options): Similarly. Enable
5970 accumulate-outgoing-args if not explicitly disabled.
5972 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5974 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5975 Handle big endian vs. small endian.
5976 (vec_initv2sf): Handle big endian vs. small endian.
5977 (*vec_extractv2sf_1): Ditto.
5979 2005-10-05 Dale Johannesen <dalej@apple.com>
5981 * convert.c (convert_to_real): Don't convert
5982 (float)floor(double d) to floorf((float)d).
5984 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5986 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5988 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5990 PR tree-optimization/18587
5991 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5992 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5993 build_vuses): Change to VEC type.
5994 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5995 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5996 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5997 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5998 (get_name_decl): New. Return DECL_UID of base variable.
5999 (operand_build_cmp): New. qsort comparison routine.
6000 (operand_build_sort_virtual): New. Sort virtual build vector.
6001 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
6002 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
6003 (FINALIZE_BASE): Use get_name_decl.
6004 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
6005 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
6006 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
6007 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
6008 direct VEC_* manipulations.
6009 (build_ssa_operands): Call operand_build_sort_virtual.
6010 (copy_virtual_operand, create_ssa_artficial_load_stmt,
6011 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
6012 with direct VEC_* manipulations.
6013 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
6014 with direct VEC manipulations.
6016 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
6018 PR tree-optimization/21419
6019 PR tree-optimization/24146
6020 PR tree-optimization/24151
6022 * c-typeck.c (readonly_error): Handle USE being lv_asm.
6023 (build_asm_expr): Call it if outputs are read-only.
6024 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
6026 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
6027 Paolo Bonzini <bonzini@gnu.org>
6031 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
6032 enable the instructions and not just the built-ins.
6033 * doc/invoke.texi (x86 Options): Likewise.
6035 2005-10-04 Geoffrey Keating <geoffk@apple.com>
6037 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
6039 * doc/invoke.texi (Option Summary): Correct spelling
6040 of -mmacosx-version-min.
6042 2005-10-04 Devang Patel <dpatel@apple.com>
6044 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
6047 2005-10-04 Steve Ellcey <sje@cup.hp.com>
6049 * tree-vect-transform.c (vect_create_epilog_for_reduction):
6050 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
6052 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
6054 * config/s390/s390.md ("TDSI","DP"): New mode macros.
6055 ("TE","tg"): New mode attributes.
6056 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
6057 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
6058 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
6059 dword_mode and one for GPRmode.
6061 2005-10-04 Ian Lance Taylor <ian@airs.com>
6063 PR preprocessor/13726
6064 * c-ppoutput.c (cb_include): Add comments parameter, and print out
6065 any comments passed in.
6067 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6069 * tree.c (annotate_with_file_line): Fix typo.
6071 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6074 * builtins.c (fold_builtin_memcmp): When constructing the pointer
6075 type used to access data in the inlined length == 1 case, use
6076 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
6077 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
6079 2005-10-04 Uros Bizjak <uros@kss-loka.si>
6081 * config/i386/i386.h (TARGET_FISTTP): Enable also for
6082 TARGET_SSE3 and only for TARGET_80387.
6083 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
6084 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
6085 Do not depend on TARGET_80387.
6087 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6089 * tree.c (last_annotated_node): Change type to location_t*.
6090 (annotate_with_file_line): Reflect the change of
6091 last_annotated_node type.
6093 2005-10-04 Richard Guenther <rguenther@suse.de>
6096 * c-decl.c (grokdeclarator): Don't write to fields
6099 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6102 * c-decl.c (finish_decl): Use set_user_assembler_name even for
6104 * varasm.c (make_decl_rtl): If a register variable does not
6105 have a set user assmbler name, error out.
6106 Decode the asmspec is now name+1 bypassing '*'.
6108 2005-10-04 Steven Bosscher <stevenb@suse.de>
6110 PR tree-optimization/23049
6111 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
6112 of a COND_EXPR is folded before calling fold on the whole rhs of a
6113 conditional assignment.
6114 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
6115 document that a COND_EXPR may appear there.
6117 2005-10-03 Diego Novillo <dnovillo@redhat.com>
6120 * tree-vrp.c (extract_range_from_assert): If the new numeric
6121 range created out of the assertion contradicts the existing
6122 numeric range of the ASSERT_EXPR variable, make the new range
6125 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
6127 * config/sh/sh.c (sh_register_move_cost): Add case for moving
6128 from T_REGS to FP register class.
6130 2005-10-03 Richard Henderson <rth@redhat.com>
6133 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
6134 before creating a new one.
6136 2005-10-03 David Edelsohn <edelsohn@gnu.org>
6138 * config/rs6000/t-aix43 (LDFLAGS): New.
6139 * config/rs6000/t-aix52 (LDFLAGS): New.
6141 2005-10-03 Ian Lance Taylor <ian@airs.com>
6143 * gimplify.c (find_single_pointer_decl_1): New static function.
6144 (find_single_pointer_decl): New static function.
6145 (internal_get_tmp_var): For a formal variable, set restrict base
6146 information if appropriate.
6147 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
6149 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
6150 (DECL_GET_RESTRICT_BASE): Define.
6151 (SET_DECL_RESTRICT_BASE): Define.
6152 (decl_restrict_base_lookup): Declare.
6153 (decl_restrict_base_insert): Declare.
6154 (struct tree_decl_with_vis): Add based_on_restrict_p field.
6155 * tree.c (restrict_base_for_decl): New static variable.
6156 (init_ttree): Initialize restrict_base_for_decl.
6157 (copy_node_stat): Copy restrict base information.
6158 (decl_restrict_base_lookup): New function.
6159 (decl_restrict_base_insert): New function.
6160 (print_restrict_base_statistics): New static function.
6161 (dump_tree_statistics): Call print_restrict_base_statistics.
6163 2005-10-02 Diego Novillo <dnovillo@redhat.com>
6166 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
6167 case of anti-ranges.
6169 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
6172 * c-typeck.c (tagged_tu_seen): Rename to ...
6173 (tagged_tu_seen_cache): this and add val field.
6174 (comptypes): Move functional to comptypes_internal
6175 and free tagged_tu_seen.
6176 (comptypes_internal): New function and call comptypes_internal
6177 instead of comptypes. Speed up by sibcalling
6178 tagged_types_tu_compatible_p.
6179 (alloc_tagged_tu_seen): New function
6180 (free_all_tagged_tu_seen_up_to): New function.
6181 (tagged_types_tu_compatible_p): Return the val of the seen two
6183 Add that the two types are the same to tagged_tu_seen_base
6184 if they are and call comptypes_internal instead of comptypes.
6185 <case UNION_TYPE>: Speed up common type where the fields are
6187 (function_types_compatible_p): Call comptypes_internal instead of
6189 (type_lists_compatible_p): Likewise.
6190 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
6192 2005-10-02 Matthias Klose <doko@debian.org>
6194 * doc/invoke.texi: Fix typo and speling error.
6196 2005-10-01 Richard Henderson <rth@redhat.com>
6198 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
6200 2005-10-01 Mark Mitchell <mark@codesourcery.com>
6202 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
6203 using --start-group and --end-group.
6205 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6207 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
6208 FIXME note regarding quirky semantics.
6210 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6213 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
6214 non-null range as a last resort.
6216 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
6217 Diego Novillo <dnovillo@redhat.com>
6220 * tree-vrp.c (extract_range_from_assert): For !=
6221 assertions, only build an anti-range if LIMIT is a
6222 single-valued range.
6224 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
6226 * arm.md (movqi): On thumb when optimizing, handle loading from
6227 memory by describing this as taking a subreg of a zero-extended load
6228 into an SImode register.
6231 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
6233 * reload1.c (merge_assigned_reloads): Do not change any
6234 RELOAD_FOR_OUTPUT_ADDRESS reloads.
6236 2005-09-30 Geoffrey Keating <geoffk@apple.com>
6238 * Makefile.in (LIPO_FOR_TARGET): Define.
6239 (STRIP_FOR_TARGET): Define.
6241 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
6242 before creating new ones. Do symlinks before creating the actual
6245 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
6246 to work out which multilibs are actually being built.
6248 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
6250 * tree-vect-transform.c, config/ms1/ms1.md,
6251 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
6252 Follow spelling conventions.
6253 * doc/invoke.texi, doc/md.texi: Fix typos.
6255 2005-09-30 Andrew Macleod <amacleod@redat.com>
6257 PR tree-optimization/21430
6258 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
6259 use operands, and set stmt pointer if need be.
6260 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
6261 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
6264 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6267 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
6269 2005-09-29 Mark Mitchell <mark@codesourcery.com>
6271 * optabs.c (expand_binop): Initialize first_pass_p.
6273 2005-09-29 Jakub Jelinek <jakub@redhat.com>
6276 * c-decl.c (c_write_global_declarations_1): If any
6277 wrapup_global_declaration_2 call returned true, restart the loop.
6279 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
6281 Fix PR tree-optimization/24117
6282 * tree-ssa-structalias.c (find_func_aliases): Strip nops
6283 before considering whether to use anyoffset.
6285 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6289 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6291 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6293 (swap_commutative_operands_with_target): New.
6295 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6298 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
6301 2005-09-29 Steven Bosscher <stevenb@suse.de>
6303 PR tree-optimization/23911
6304 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
6305 and IMAGPART_EXPR too.
6307 2005-09-28 Mark Mitchell <mark@codesourcery.com>
6310 * expmed.c (expand_shift): Move logic to reverse rotation
6311 direction when rotating by constants ...
6312 * optabs.c (expand_binop): ... here.
6313 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
6314 (ix86_rotrdi3): New pattern.
6315 (rotldi3): Handle 32-bit mode.
6316 (ix86_rotldi3): New pattern.
6318 2005-09-29 Alan Modra <amodra@bigpond.net.au>
6321 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
6322 check for numbers that need no bit twiddle.
6324 2005-09-28 Geoffrey Keating <geoffk@apple.com>
6326 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
6327 multilib to be built.
6329 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
6330 (stage1-start): Delete old libgcc and libunwind before moving
6331 anything into the stage directory.
6332 (stage2-start): Likewise.
6333 (stage3-start): Likewise.
6334 (stage4-start): Likewise.
6335 (stageprofile-start): Likewise.
6336 (stagefeedback-start): Likewise.
6337 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
6338 header in tm_file and CPU-specific t-darwin in tmake_file.
6339 (i[34567]86-*-darwin*): Don't change tm_file.
6340 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
6341 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
6342 shared library stub for target OS version.
6343 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
6344 (SHLIB_LINK): Don't make SHLIB_SOLINK.
6345 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
6346 (libgcc_s.%.dylib): New.
6348 (install-darwin-libgcc-stubs): New.
6349 (INSTALL_LIBGCC): New append.
6350 * config/i386/darwin-libgcc.10.4.ver: New.
6351 * config/i386/darwin-libgcc.10.5.ver: New.
6352 * config/i386/t-darwin: New.
6353 * config/rs6000/darwin-libgcc.10.4.ver: New.
6354 * config/rs6000/darwin-libgcc.10.5.ver: New.
6355 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
6356 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
6358 2005-09-28 Paul Brook <paul@codesourcery.com>
6360 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
6363 2005-09-28 Richard Guenther <rguenther@suse.de>
6365 PR tree-optimization/23853
6366 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
6367 host_integerp to verify misalignment value.
6369 2005-09-28 Richard Henderson <rth@redhat.com>
6371 * builtins.c (get_builtin_sync_mode): New.
6372 (expand_builtin_sync_operation): Pass in mode argument.
6373 (expand_builtin_compare_and_swap): Likewise.
6374 (expand_builtin_lock_test_and_set): Likewise.
6375 (expand_builtin_lock_release): Likewise.
6376 (expand_builtin): Update to match.
6378 2005-09-28 Nick Clifton <nickc@redhat.com>
6380 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
6381 formatting. Add check to PLUS case to ensure that the offset is
6382 within an acceptable range.
6384 * config/v850/v850.md (casesi): Disable the generation of the
6385 switch pattern as it is not being handled properly at the moment.
6387 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
6388 for when the high words are identical.
6390 2005-09-27 Richard Henderson <rth@redhat.com>
6392 * pretty-print.c (pp_base_format): Fix typo for %>.
6394 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
6395 Devang Patel <dpatel@apple.com>
6397 PR tree-optimization/23625
6398 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
6399 LABEL_EXPR, assertion check.
6401 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
6403 * optabs.c (no_conflict_move_test): Check if a result of a
6404 to-be-moved insn would be clobbered by an originally
6407 2005-09-27 Jeff Law <law@redhat.com>
6409 * passes.c (init_optimization_passes): Replace copy propagation
6410 passes immediately after DOM with phi-only copy propagation
6411 pases. Add phi-only copy propagation pass after first DOM pass.
6412 * tree-pass.h (pass_phi_only_copy_prop): Declare.
6413 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
6414 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
6415 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
6416 to init_copy_prop. Callers updated.
6417 (do_phi_only_copy_prop): New function.
6418 (pass_phi_only_copy_prop): New pass descriptor.
6420 2005-09-27 Nick Clifton <nickc@redhat.com>
6422 * libgcc2.c (__popcount_tab): Remove redundant prototype.
6424 2005-09-26 Jason Merrill <jason@redhat.com>
6427 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
6429 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
6431 2005-09-26 James E Wilson <wilson@specifix.com>
6433 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
6434 copyright. Add gcc copyright plus libgcc exception.
6435 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
6437 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
6439 2005-09-26 Jeff Law <law@redhat.com>
6441 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
6442 about when to iterate.
6444 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
6447 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
6448 for __complex__ double in -mcpu=G5 mode.
6450 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
6452 PR tree-optimization/23942
6453 * Makefile.in (SCEV_H): Depends on PARAMS_H.
6454 * tree-scalar-evolution.c: Include params.h.
6456 (follow_ssa_edge, follow_ssa_edge_in_rhs,
6457 follow_ssa_edge_in_condition_phi_branch,
6458 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
6459 Change return type to t_bool. Use a parameter to limit the size of
6460 trees that are walked before stopping
6461 (analyze_evolution_in_loop): Initialize the limit to 0.
6462 (follow_ssa_edge): Give up by returning t_dont_know if the limit
6463 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6465 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6468 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
6469 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
6471 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
6473 * combine.c (make_extraction): Check for valid use of subreg.
6475 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6478 * config/i386/i386.md ("*fistdi2_1"): New pattern.
6479 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
6480 ("fist<mode>2_with_temp"): Use only register operands.
6482 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
6484 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
6485 CALL_INSN_FUNCTION_USAGE.
6487 2005-09-26 Richard Guenther <rguenther@suse.de>
6490 * gcse.c: Include hashtab.h, define ldst entry hashtable.
6491 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
6492 (ldst_entry): Use the hashtable instead of list-walking.
6493 (find_rtx_in_ldst): Likewise.
6494 (free_ldst_entry): Free the hashtable.
6495 (compute_ld_motion_mems): Create the hashtable.
6496 (trim_ld_motion_mems): Remove entry from hashtable if
6497 removing it from list.
6498 (compute_store_table): Likewise^2.
6499 (store_motion): Free hashtable in case we did not see
6502 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
6504 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6505 and arg1 if we are passing them to fold_build2.
6507 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
6510 * config/i386/i386.c (ix86_function_regparm): Fix the test for
6513 2005-09-25 Richard Henderson <rth@redhat.com>
6515 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
6516 SYMBOL_REF_TLS_MODEL to be correct.
6518 2005-09-24 Richard Henderson <rth@redhat.com>
6520 * ipa-type-escape.c (discover_unique_type): Remove dead code at
6521 end of function. Reindent.
6523 2005-09-24 Ian Lance Taylor <ian@airs.com>
6525 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
6526 NEGATE_EXPR/BIT_NOT_EXPR case.
6528 2005-09-24 Richard Henderson <rth@redhat.com>
6530 * c-common.c (handle_mode_attribute): When not modifying in place,
6531 create subtypes for enumerations.
6532 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6533 * gimplify.c (create_tmp_from_val): Likewise.
6535 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
6537 * config/i386/i386.md (*tls_global_dynamic_64,
6538 *tls_local_dynamic_base_64): Add missing mode to call.
6539 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
6541 2005-09-24 Jan Hubicka <jh@suse.cz>
6543 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
6544 (cgraph_clone_node): Likewise.
6545 * cgraph.h (cgraph_clone_edge): Update prototype.
6546 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
6547 duplicated prototypes; add updating argument.
6548 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
6549 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
6551 (cgraph_mark_inline_edge): Likewise.
6552 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
6553 (cgraph_flatten_node): Likewise.
6554 (cgraph_decide_recursive_inlining): Likewise.
6555 (cgraph_decide_inlining_of_small_function): Likewise.
6556 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6558 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6559 Pete Steinmetz <steinmtz@us.ibm.com>
6561 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
6562 (rldic.): Set type to "compare".
6564 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
6565 mfjmpr for MFCTR/MFLR.
6566 (movdf_hardfloat64): Same.
6567 (movdf_softfloat64): Same. Correct order of store and move types.
6568 (movti_string): Set type to store_ux/load_ux.
6569 (load_multiple): Set type to load_ux.
6570 (store_multiple): Set type to store_ux.
6571 (movmemsi): Set type to store_ux.
6572 (output_cbranch direct_return): Set type to jmpreg.
6573 (stmw): Set type to store_ux.
6574 (lmw): Set type to load_ux.
6575 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
6576 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
6577 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
6578 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
6579 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
6580 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
6581 (rios1-fpstore): Increase latency to 3.
6582 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
6583 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6585 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6586 Andrew Pinski <pinskia@physics.uc.edu>
6588 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6589 operand2 constraint to "b".
6590 (sync_<fetchop_name>di_internal): Same.
6591 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6593 (sync_old_<fetchop_name>di_internal): Same.
6594 (sync_new_<fetchop_name>si_internal): Same.
6595 (sync_new_<fetchop_name>di_internal): Same.
6597 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6600 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6601 case, define as macros.
6603 PR rtl-optimization/23837
6604 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6605 clobber / clobber match between dest and p->first.
6607 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6608 (no_conflict_move_test): Update comments.
6610 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6612 * doc/install.texi: Update URL for Jacks.
6613 * doc/sourcebuild.texi: Likewise.
6615 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6618 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6619 registers when choosing register preferences.
6620 (movdf_hardfloat64): Same.
6622 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6624 * expmed.c (expand_shift): Don't use the target of the rotate as
6625 target for the first expanded shift insn.
6626 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6628 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6630 PR tree-optimization/22438
6631 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6632 preserved iv rhs rewriting specially.
6634 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6636 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6637 estimate_only is true.
6638 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6639 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6640 tree-ssa-structalias.c
6641 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6642 ref_contains_indirect_ref.
6643 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6645 2005-09-21 DJ Delorie <dj@redhat.com>
6647 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6649 (mn10300_return_in_memory): Support variable size types also.
6650 (mn10300_pass_by_reference): Likewise.
6651 (mn10300_function_value): New.
6652 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6653 (FUNCTION_OUTGOING_VALUE): Likewise.
6654 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6655 * doc/invoke.texi: Document it.
6657 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6660 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6661 force integer op1 into register for XFmode compares.
6663 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6666 * expmed.c (alg_code): Add alg_impossible.
6667 (alg_hash_entry): Add cost.
6668 (synth_mult): Record alg_impossible in the hash table if
6669 multiplication by a given integer is impossble within the
6670 limit. Speed up using alg_impossible.
6672 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6674 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6675 argument. Allow and set any offset if needs_anyoffset is passed
6677 (get_constraint_for): Add argument here too.
6679 (do_structure_copy): Pass NULL to get_constraint_for.
6680 (handle_ptr_arith): Ditto.
6681 (find_func_aliases): Ditto.
6683 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6685 PR rtl-optimization/23898
6686 * output.h (get_attr_min_length): Declare.
6687 * final.c (get_attr_length_1): New function, broken out of:
6689 (get_attr_min_length): New function.
6690 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6691 (duplicate_computed_gotos): Likewise.
6692 * genattr.c (insn_min_length): Generate declaration.
6693 * genattrtab.c (min_fn, min_attr_value): New functions.
6694 (make_length_attrs): Generate insn_min_length.
6696 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6698 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6700 2005-09-20 Richard Henderson <rth@redhat.com>
6702 PR tree-optimization/24059
6703 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6706 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6708 * c.opt (fextended-identifiers): New.
6709 * c-opts.c (c_common_handle_option): Handle
6710 -fextended-identifiers.
6711 * doc/cpp.texi: Update documentation of extended identifiers.
6712 * doc/cppopts.texi (-fextended-identifiers): Document.
6714 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6716 PR tree-optimization/23929
6717 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6720 PR tree-optimization/23818
6721 * tree-stdarg.c (execute_optimize_stdarg): Call
6722 calculate_dominance_info.
6724 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6726 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6727 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6728 (compute_overlap_steps_for_affine_1_2): Use
6729 get_number_of_iters_for_loop.
6730 (analyze_subscript_affine_affine): Check whether difference is
6732 Use get_number_of_iters_for_loop.
6733 Check whether overlap occurs outside of bounds.
6734 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6736 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6738 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6739 base register if possible.
6741 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6743 PR tree-optimization/18463
6744 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6745 converting it directly is not possible.
6746 (chrec_convert_aggressive): New function.
6747 * tree-chrec.h (chrec_convert_aggressive): Declare.
6748 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6749 Fold chrec conversions aggressively if asked to.
6750 (instantiate_parameters): Modified because of changes in
6751 instantiate_parameters_1.
6753 2005-09-19 Richard Henderson <rth@redhat.com>
6755 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6756 (reduc_splus_v2df): New.
6758 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6760 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6761 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6763 2005-09-19 Richard Henderson <rth@redhat.com>
6765 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6768 2005-09-19 Richard Henderson <rth@redhat.com>
6770 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6771 (ia64_expand_dot_prod_v8qi): New.
6772 * config/ia64/ia64-protos.h: Update.
6773 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6774 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6775 sdot_prodv8qi, sdot_prodv4hi): New.
6776 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6778 2005-09-19 Richard Henderson <rth@redhat.com>
6781 * real.c (exact_real_truncate): Return false if the format cannot
6782 represent the number as a normal.
6784 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6785 for a memory source.
6787 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6789 * tree-ssa-operands.c (swap_tree_operands): Export.
6790 * tree.h (swap_tree_operands): Declare.
6791 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6792 Call swap_tree_operands.
6794 2005-09-19 Richard Henderson <rth@redhat.com>
6796 * tree-flow.h (merge_alias_info): Declare.
6797 * tree-ssa-copy.c (merge_alias_info): Export.
6798 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6799 (vect_create_data_ref_ptr): Use create_iv directly.
6800 (vectorizable_load): Use correct types for integer constants.
6801 (vect_generate_tmps_on_preheader): Likewise.
6802 (vect_gen_niters_for_prolog_loop): Likewise.
6804 2005-09-19 Steven Bosscher <stevenb@suse.de>
6806 PR rtl-optimization/23943
6807 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6809 2005-09-18 Jan Hubicka <jh@suse.cz>
6811 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6813 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6815 * varasm.c (output_constant): Do not abort on conversions to union
6816 types between different sizes.
6818 2005-09-18 Richard Guenther <rguenther@suse.de>
6821 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6824 2005-09-18 Paul Brook <paul@codesourcery.com>
6826 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6828 2005-09-17 Richard Henderson <rth@redhat.com>
6830 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6831 * tree-ssa-loop.c (pass_vect_dce): Remove.
6832 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6835 2005-09-17 Richard Henderson <rth@redhat.com>
6837 * tree-pass.h (pass_vect_dce): Declare.
6838 * passes.c (init_optimization_passes): Add it.
6839 * tree-flow.h (tree_ssa_dce): Declare.
6840 * tree-ssa-dce.c (tree_ssa_dce): Export.
6841 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6842 (gate_tree_vectorize): ... here.
6843 (pass_vect_dce): New.
6845 2005-09-17 Jan Hubicka <jh@suse.cz>
6847 * except.c (struct eh_status): Turn region_array into vec.
6848 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6849 convert_from_eh_region_ranges, find_exception_handler_labels,
6850 current_function_has_exception_handlers, assign_filter_values,
6851 build_post_landing_pads, dw2_build_landing_pads,
6852 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6853 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6854 foreach_reachable_handler, can_throw_internal_1,
6855 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6857 (duplicate_eh_region_1): Update region_array.
6858 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6860 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6863 * expmed.c (expand_mult): Substitute simple register for op0 when
6866 2005-09-17 Richard Henderson <rth@redhat.com>
6868 * expr.c (emit_move_via_integer): Add force argument, pass it on
6869 to emit_move_change_mode. Update callers.
6870 (emit_move_complex): Pass true to new force argument.
6871 * function.c (expand_function_end): Move expand_eh_return call
6872 earlier. Merge sub-word complex values into a pseudo before
6873 copying to the return hard register.
6875 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6877 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6878 between different sizes.
6880 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6884 * passes.c (init_optimization_passes): Register dump files for
6887 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6889 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6890 * config/s390/s390.c (s390_overlap_p): New function.
6891 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6892 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6895 2005-09-16 Richard Guenther <rguenther@suse.de>
6897 * ipa-pure-const.c (static_execute): Free auxiliar information.
6898 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6899 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6901 2005-09-15 DJ Delorie <dj@redhat.com>
6903 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6905 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6907 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6909 (swap_commutative_operands_with_target): New.
6911 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6913 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6916 (estimate_iters_using_array): New function.
6917 * tree-data-ref.h (estimate_iters_using_array): Prototype
6918 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6919 Use estimate_iters_using_array instead of analyze_array.
6921 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6923 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6926 2005-09-15 Michael Matz <matz@suse.de>
6928 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6930 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6932 PR tree-optimization/23835
6933 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6934 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6936 2005-09-14 Richard Henderson <rth@redhat.com>
6938 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6939 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6941 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6943 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6944 in the ARRAY_TYPE case.
6946 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6948 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6950 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6953 * tree-vect-transform.c (vectorizable_operation): Return false for
6954 scalar shift operations and for vector shift operations with
6955 non-invariant shift arguments. Use scalar tree operand op1 as
6956 a shift operand when vector shift insn pattern uses scalar shift
6958 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6960 2005-09-14 Olivier Hainque <hainque@adacore.com>
6962 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6963 value if it has side-effects.
6965 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6968 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6970 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6972 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6973 passed as NAME as if it were label at start of function code.
6975 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6977 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6980 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6982 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6983 as early clobber. Rewrite so the PIC register is not implicitly used.
6985 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6987 * tree.c (annotate_with_file_line): Compare line numbers before
6990 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6993 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6994 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6996 2005-09-13 Ian Lance Taylor <ian@airs.com>
6998 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6999 than a HOST_WIDEST_INT to gen_doloop_begin.
7001 2005-09-13 Diego Novillo <dnovillo@redhat.com>
7003 * tree-dfa.c (dump_variable): Guard against NULL annotations.
7005 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
7007 PR tree-optimize/23817
7008 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
7010 2005-09-13 Alan Modra <amodra@bigpond.net.au>
7013 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
7014 word before changing the stack pointer. Use gen_frame_mem for MEMs.
7015 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
7016 (restore_stack_nonlocal): Likewise.
7017 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
7019 2005-09-12 Ian Lance Taylor <ian@airs.com>
7022 * c.opt (ffriend-injection): New C++ option.
7023 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
7024 (C++ Dialect Options): Document -ffriend-injection.
7026 2005-09-12 Josh Conner <jconner@apple.com>
7029 * ipa-reference.c (static_execute): Don't mark variables in
7030 named sections TREE_READONLY.
7032 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7034 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
7037 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
7039 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
7040 V_MUST_DEF instead of just the first_use_p.
7041 Don't mark the virtual variables for renaming on the statement which
7043 (pass_dse): Remove TODO_update_ssa.
7045 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
7048 * stor-layout.c (compute_record_mode): For records with a single
7049 field, actually check the field's mode size against the type size.
7051 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
7052 registers for TARGET_SHMEDIA.
7053 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
7054 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
7055 of GENERAL_REGS and FP_REGS.
7057 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
7059 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
7061 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7063 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
7064 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
7065 are omitted. Exclude stack_tie insn too.
7067 2005-09-11 David Edelsohn <edelsohn@gnu.org>
7069 PR rtl-optimization/23098
7070 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
7072 * config/rs6000/rs6000.md (movdf splitter): Use
7073 const_double_operand predicate for TARGET_POWERPC64.
7074 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
7075 SYMBOL_REF method to ABI_V4.
7077 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
7078 replace_equiv_address.
7079 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
7080 rs6000_sr_alias_set and MEM_NOTRAP.
7081 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
7083 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
7085 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
7086 handle CALL_EXPR again.
7088 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
7090 * arm/predicates.md (alignable_memory_operand): Delete.
7092 2005-09-10 Richard Henderson <rth@redhat.com>
7095 * dbxout.c (dbxout_expand_expr): New.
7096 (dbxout_symbol): Use it.
7098 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
7100 * arm.c (arm_gen_rotated_half_load): Delete.
7101 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
7102 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
7103 (thumb_set_return_address): Likewise.
7104 (thumb_load_double_from_address): Use adjust_address.
7105 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
7106 (extendhsisi2_mem, movhi_bytes): Use change_address.
7107 (movhi): Use widen_memory_access.
7108 (reload_out_df): Use replace_equiv_address.
7109 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
7111 2005-09-09 Richard Henderson <rth@redhat.com>
7114 * dbxout.c: Include expr.h.
7115 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
7116 (dbxout_symbol): Handle DECL_VALUE_EXPR.
7117 * Makefile.in (dbxout.o): Add EXPR_H.
7119 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
7121 PR tree-optimization/23509
7122 * tree-cfg.c (replace_uses_by): Use replace_exp.
7123 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
7124 pointers have name_mem_tag or type_mem_tag set.
7126 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7128 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
7129 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
7130 of wrongly accessing operands.
7132 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7134 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
7135 * tree-chrec.c: Include tree-scalar-evolution.h.
7136 (chrec_convert): Instantiate the base and step before calling
7137 scev_probably_wraps_p that would fail on parametric evolutions.
7138 Collect all the fails into a single section failed_to_convert,
7139 print a diagnostic, and return chrec_dont_know instead of calling
7141 * tree-scalar-evolution.c (loop_closed_phi_def): New.
7142 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
7144 (scev_const_prop): Don't replace the definition of a loop closed ssa
7145 phi node by itself, or by another loop closed ssa phi node.
7146 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
7147 that base and step are defined.
7149 2005-09-09 Richard Guenther <rguenther@suse.de>
7152 * fold-const.c (fold_ternary): Check truth_value_p before
7153 calling invert_truthvalue.
7155 2005-09-09 Nick Clifton <nickc@redhat.com>
7157 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
7158 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
7159 dimension of these arrays.
7160 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
7162 * longlong.h: Only provide a prototype for the __clz_tab[] array
7163 if this header has not been included from libgcc2.h.
7164 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
7166 Provide prototypes for exported functions.
7167 Use the __clz_tab[] and __popcount_tab[] arrays provided by
7170 2005-09-08 Josh Conner <jconner@apple.com>
7174 * expr.c (expand_expr_addr_expr_1): Don't invoke
7175 expand_simple_binop for EXPAND_INITIALIZER.
7177 2005-09-08 Richard Henderson <rth@redhat.com>
7180 * toplev.c (wrapup_global_declaration_1): Split out ...
7181 (wrapup_global_declaration_2): ... from ...
7182 (wrapup_global_declarations): ... here. Return bool.
7183 (check_global_declaration_1): Split out ...
7184 (check_global_declarations): from here.
7185 (emit_debug_global_declarations): New.
7186 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
7187 check_global_declaration_1, emit_debug_global_declarations): Declare.
7188 * c-decl.c (c_write_global_declarations_1): Don't create a vector
7189 of decls. Call wrapup_global_declaration_1,
7190 wrapup_global_declaration_2, check_global_declaration_1 directly.
7191 (c_write_global_declarations_2): New.
7193 (c_write_global_declarations): Call c_write_global_declarations_2.
7194 * langhooks.c (write_global_declarations): Call
7195 emit_debug_global_declarations.
7197 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
7198 remove decls that have DECL_RTL_SET_P.
7199 * passes.c (rest_of_decl_compilation): Invoke
7200 cgraph_varpool_finalize_decl for all but functions.
7202 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7204 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
7205 the result of a conversion if the new min and max cannot be compared.
7207 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
7209 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
7210 (override_options): Setting s390_sr_alias_set removed.
7211 (save_fpr, save_gprs): Set alias set to vararg or frame.
7212 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
7213 s390_sr_alias_set with get_frame_alias_set ().
7214 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
7215 get_varargs_alias_set ().
7217 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7221 * c-parser.c (c_parser_objc_method_definition): If the next
7222 token is not "{", error out and don't start the function.
7224 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7226 * tree-vrp.c (extract_range_from_expr): Move the check for non
7227 nullness after the check for gimple invariant.
7229 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7231 * tree.c (host_integerp, tree_low_cst): Correct function comment.
7233 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7236 * config/m32r.md (movmemsi_internal): Canonicalize order of
7237 operands in PLUS component of template.
7239 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
7241 * reload1.c (fixup_eh_region_note): Remove assertion.
7242 (fixup_abnormal_edges): Reverted removal of call to
7243 find_many_sub_basic_blocks made on 2005-08-31.
7245 2005-09-07 Richard Henderson <rth@redhat.com>
7247 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
7248 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
7249 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
7250 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
7251 rearrange for better packing.
7252 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
7253 (lookup_cfa_1): Remove inline marker.
7254 (cfa_equal_p): Split out of ...
7255 (def_cfa_1): ... here. Use INVALID_REGNUM.
7256 (build_cfa_loc): Handle !cfa->indirect.
7257 (frame_pointer_cfa_offset): New.
7258 (dbx_reg_number): Assert register elimination performed; do
7259 leaf register remapping.
7260 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
7261 (eliminate_reg_to_offset): New.
7262 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
7263 for verifiably local stack frame addresses; re-base to CFA.
7264 (mem_loc_descriptor): Remove can_use_fbreg argument.
7265 (concat_loc_descriptor, loc_descriptor): Likewise.
7266 (containing_function_has_frame_base): Remove.
7267 (rtl_for_decl_location): Don't do register elimination or
7268 leaf register remapping here.
7269 (secname_for_decl): Split out from ..
7270 (add_location_or_const_value_attribute): ... here.
7271 (convert_cfa_to_loc_list): New.
7272 (compute_frame_pointer_to_cfa_displacement): New.
7273 (gen_subprogram_die): Use them.
7274 * tree.h (frame_base_decl): Remove.
7275 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
7276 (prologue_stack_adjust): Remove.
7277 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
7278 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
7279 (set_frame_base_location): Remove.
7280 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
7281 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
7282 (vt_add_function_parameters): Don't eliminate_regs.
7283 (vt_initialize): Don't create frame_base_decl.
7285 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7287 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
7288 version of GNU binutils for 4.x and later.
7290 2005-09-06 Mark Mitchell <mark@codesourcery.com>
7292 * ggc-page.c (ggc_push_context): Remove.
7293 (ggc_pop_context): Likewise.
7294 * ggc.h (ggc_push_context): Remove.
7295 (ggc_pop_context): Likewise.
7297 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7300 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
7301 returning from an interrupt handler.
7303 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7306 * config/arc/arc.c (output_shift): Add check for loop count when
7309 2005-09-06 Steven Bosscher <stevenb@suse.de>
7311 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
7313 (abs_replacement): Likewise.
7314 (pass_phiopt): Remove TODO_update_ssa.
7316 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7319 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
7320 if "return with no value, in function returning non-void" warning
7322 * tree-cfg.c (execute_warn_function_return): Don't look at
7323 RETURN_EXPRs with TREE_NO_WARNING set.
7326 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
7327 for internal functions doesn't use registers used by global registers
7328 variables. Use fewer register parameters if there are global register
7331 2005-09-06 Olivier Hainque <hainque@adacore.com>
7332 Eric Botcazou <ebotcazou@adacore.com>
7335 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
7336 when we would be extracting outside its bit span (bitpos+bitsize
7337 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
7338 Ada unchecked conversions.
7340 2005-09-06 Steven Bosscher <stevenb@suse.de>
7342 * tree-ssa-pre.c (try_look_through_load): New function.
7343 (compute_avail): Use it to try to look through loads for some
7344 more useful expressions.
7346 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7348 * simplify-rtx.c (simplify_binary_operation_1): Correct the
7349 condition for detecting cases like (a&a) and (a^a).
7351 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
7353 * common.opt: Add option ftree-vect-loop-version.
7354 * params.def: Add --param vect-max-version-checks.
7355 * doc/invoke.texi: Document ftree-vect-loop-version and
7356 --param vect-max-version-checks.
7357 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
7358 may_misalign_stmts and defines for accessors.
7359 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
7360 LOOP_VINFO_MAY_MISALIGN_STMTS.
7361 (destroy_loop_vec_info): VEC_free for
7362 LOOP_VINFO_MAY_MISALIGN_STMTS.
7363 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7364 Update documentation.
7365 (vect_update_misalignment_for_peel): New.
7366 (vect_enhance_data_refs_alignment): Update to choose loop
7367 peeling or loop versioning if appropriate for the (potentially)
7368 unaligned data references in the loop.
7369 (vect_analyze_data_refs_alignment): Remove call to
7370 vect_enhance_data_refs_alignment so the checks can be done
7372 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
7373 and move up call to vect_analyze_data_refs_alignment.
7374 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
7375 (vect_transform_loop): Add call to loop_version.
7377 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7379 PR rtl-optimization/23098
7380 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
7381 * simplify-rtx.c (constant_pool_reference_p): New function.
7382 * rtl.h (constant_pool_reference_p): New prototype.
7383 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
7384 constant_pool_reference_p in condition and
7385 avoid_constant_pool_reference in preparation statements.
7387 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
7389 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
7390 STRICT_LOW_PART SETs.
7392 2005-09-06 Alan Modra <amodra@bigpond.net.au>
7395 * except.c (sjlj_emit_function_enter): Find the function begin
7396 note even when it's not in first basic block.
7398 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
7400 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
7401 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
7402 * aclocal.m4: Regenerate.
7404 2005-09-05 DJ Delorie <dj@redhat.com>
7406 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
7409 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
7411 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
7412 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
7413 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
7414 Follow spelling conventions.
7415 * doc/invoke.texi: Follow spelling conventions.
7417 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7419 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
7420 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
7421 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
7423 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7426 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
7427 (output_stack_adjust): Use gen_tmp_stack_mem.
7428 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
7429 (sh_set_return_address, sh_allocate_initial_value): Likewise.
7430 (sh_get_pr_initial_val): Likewise.
7431 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
7432 (sh_initialize_trampoline): Likewise. Also use adjust_address.
7433 * sh.md (divsi_inv_m0): Use gen_const_mem.
7434 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
7435 (movdf_i4+1): Use gen_tmp_stack_mem.
7436 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
7437 (fpu_switch+2): Likewise.
7438 (movv4sf_i, movv16sf_i): Use adjust_address.
7439 (symGOT_load): Set MEM_NOTRAP_P bit.
7441 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7444 * pa.c (emit_move_sequence): Fix typo in last change.
7446 2005-09-03 Jakub Jelinek <jakub@redhat.com>
7448 PR rtl-optimization/23454
7449 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
7452 2005-09-03 Richard Henderson <rth@redhat.com>
7453 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7456 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
7459 2005-09-02 Nicolas Pitre <nico@cam.org>
7461 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
7462 to bit_count to 32 bits.
7464 2005-08-31 Mark Mitchell <mark@codesourcery.com>
7467 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
7468 generating synthetic loads from volatile lvalues.
7470 005-09-02 Nick Clifton <nickc@redhat.com>
7472 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
7473 __ctzhi2, __clzhi2): New functions.
7475 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
7478 * tree-nested.c (struct var_map_elt): Mark with GTY.
7479 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
7481 (lookup_field_for_decl): Allocate new element in GC memory.
7482 (lookup_tramp_for_decl): Likewise.
7483 (convert_nl_goto_reference): Likewise
7484 (create_nesting_tree): Allocate info in GC memory. Likewise for
7486 (free_nesting_tree): Free with ggc_free instead of free.
7487 (root): New static variable.
7488 (lower_nested_functions): Remove root as local variable. And zero out
7489 root at the end of the function.
7491 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
7493 PR rtl-optimization/20365
7494 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
7495 to short. New member ix.
7496 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
7497 (simplify_plus_minus): Initialize ix members before calling qsort.
7499 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
7501 PR tree-optimization/23626
7502 * tree-cfg.c (replace_uses_by): Clean up eh info.
7504 2005-09-01 DJ Delorie <dj@redhat.com>
7506 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
7509 2005-09-01 David Edelsohn <edelsohn@gnu.org>
7511 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
7512 (rs6000_split_multireg_move): Use replace_equiv_address instead of
7515 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7517 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
7518 do not issue warning for a variable definition following
7521 2005-09-01 Richard Henderson <rth@redhat.com>
7524 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
7525 conversion to CONST_VECTOR.
7527 2005-09-01 Richard Henderson <rth@redhat.com>
7530 * reload1.c (reload_as_needed): Check !CALL_P before calling
7531 fixup_eh_region_note.
7532 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
7534 2005-09-01 DJ Delorie <dj@redhat.com>
7536 * varasm.c (output_constant): Let the target resolve
7537 conversions of addresses to non-default pointer sizes.
7539 2005-09-01 Nicolas Pitre <nico@cam.org>
7541 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
7542 to alow matching ARM pre-indexed addressing mode.
7543 (arm_override_options): Remove now irrelevant comment.
7545 2005-09-01 Phil Edwards <phil@codesourcery.com>
7547 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
7548 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
7549 * config/i386/vxworks.h: Likewise.
7550 * config/i386/t-vxworksae: New file, for VxWorks AE.
7551 * config/i386/vxworksae.h: Likewise.
7553 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
7555 PR tree-optimization/23410
7556 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
7557 sequence is not wrapping during the first step.
7559 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7562 * dwarf2out.c (base_type_die): Compare char_type_node with
7563 TYPE_MAIN_VARIANT (type), not type.
7565 2005-09-01 Richard Guenther <rguenther@suse.de>
7567 PR tree-optimization/15366
7568 * common.opt: Add -finline-functions-called-once.
7569 Put -fearly-inlining in alphabetically ordered place.
7570 * doc/invoke.texi: Document new option.
7571 * ipa-inline.c (cgraph_decide_inlining): Honour
7572 flag_inline_functions_called_once.
7574 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7576 PR rtl-optimization/23478
7577 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
7578 (alloc_qty): Initialize it.
7579 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
7580 (combine_regs): Combine also n_throwing_calls_crossed fields.
7581 (find_free_reg): Don't attempt to caller-save pseudos crossing
7582 calls that might throw.
7583 * global.c (struct allocno): Add throwing_calls_crossed field.
7584 (global_alloc): Revert 2005-08-22 change. Initialize
7585 throwing_calls_crossed.
7586 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7589 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7592 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7593 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7594 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7595 (and64_2_operand): Tweak to use predicate.
7596 (and_operand): Adjust for mask_operand changes.
7597 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7598 (print_operand): Likewise.
7599 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7600 (mask64_1or2_operand): Delete.
7601 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7602 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7603 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7604 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7605 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7606 (rotldi3_internal4): Likewise.
7607 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7608 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7609 (ashldi3_internal7): Likewise.
7610 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7611 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7612 (anddi3 split): Don't match mask64_operand.
7613 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7614 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7615 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7616 't' splitter predicate.
7617 (movdi_internal64 + 2): Revert 2005-06-11 change.
7619 2005-08-31 DJ Delorie <dj@redhat.com>
7621 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7622 (m32c_asm_integer): Add support for 32 bit pointers.
7624 2005-08-31 Richard Henderson <rth@redhat.com>
7626 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7627 component-like references for setting MEM_NOTRAP_P.
7629 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7630 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7632 2005-08-31 Richard Henderson <rth@redhat.com>
7634 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7635 into a pseudo before applying gen_lowpart.
7637 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7639 * doc/install.texi (Specific): Update cctools version required
7640 for full functionality.
7641 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7642 linkers as -macosx_version_min.
7644 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7647 * sh.c (print_operand, %R and %S): Add handling of floating point
7648 registers, memory, constants and invalid operands.
7650 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7652 * ipa-pure-const.c: Change dump name.
7654 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7657 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7658 to "reg_or_0_operand".
7659 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7661 2005-08-31 Dale Johannesen <dalej@apple.com>
7663 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7664 loops that count down.
7666 2005-08-31 Richard Henderson <rth@redhat.com>
7669 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7670 (fixup_eh_region_note): New.
7671 (reload_as_needed): Call it.
7672 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7673 don't call find_many_sub_basic_blocks; call verify_flow_info.
7674 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7675 (keep_stack_depressed): Likewise.
7676 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7678 2005-08-31 Richard Henderson <rth@redhat.com>
7680 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7683 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7685 * expr.c (expand_expr_real_1): Compare size of address
7686 mode to target's address mode size in deciding expansion of
7687 the constant address.
7689 2005-08-31 Richard Guenther <rguenther@suse.de>
7692 * expr.c (all_zeros_p): New function.
7693 (expand_expr_real_1): Handle the case of an all-zero
7694 non-addressable constructor separately.
7696 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7698 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7699 arguments, adjust all callers.
7700 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7702 2005-08-30 Richard Henderson <rth@redhat.com>
7705 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7706 whenever the mode sizes match.
7708 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7710 * calls.c (load_register_parameters): Fix comment typo.
7711 * expr.c (emit_push_insn): Comment formatting.
7713 2005-08-30 Ian Lance Taylor <ian@airs.com>
7715 * config/i386/x-cygwin (host-cygwin): Change dependency from
7716 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7718 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7720 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7723 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7726 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7727 call to ggc_collect.
7729 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7732 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7733 beginning. Remove $(INCLUDES) from all the rules, if following
7734 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7736 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7739 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7740 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7741 not constant, but maxlen is, don't set len to maxlen, rather
7742 set maxlen to len if len is a constant.
7744 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7746 PR tree-optimization/23475
7747 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7750 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7752 Fix PR middle-end/22455
7754 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7755 Checksum only the parts of the tree that exist for the tree code.
7757 2005-08-28 Dale Johannesen <dalej@apple.com>
7759 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7761 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7763 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7765 2005-08-28 Richard Henderson <rth@redhat.com>
7767 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7768 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7771 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7774 * builtins.c (get_memory_rtx): Don't strip nops
7775 in between COMPONENT_REFs.
7777 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7780 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7782 (gimplify_modify_expr): Check for zero sized types and gimplify the
7783 rhs and lhs as statements.
7785 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7788 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7789 state for return address column of signal frames.
7791 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7794 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7795 bytes >= 2 not bytes == 2.
7796 (expand_block_move): Same.
7798 2005-08-27 Richard Guenther <rguenther@suse.de>
7801 * config/i386/sse.md (sse2_movsd): Add missing closing
7804 2005-08-27 Paul Brook <paul@codesourcery.com>
7806 * genrecog.c (enum decision_type): Add DT_num_insns.
7807 (struct decision_test): Add u.num_insns.
7808 (add_to_sequence): Add DT_num_insns test.
7809 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7810 (write_cond, debug_decision_2): Ditto.
7811 (change_state): Assume peep2_next_insn never fails.
7812 Remove "afterward" argument.
7813 (write afterward, write_tree): Update to match.
7814 * recog.c (peep2_current_count): New variable.
7815 (peep2_next_insn): Check it.
7816 (peephole2_optimize): Set peep2_current_count.
7817 * recog.h (peep2_current_count): Declare.
7819 2005-08-26 Josh Conner <jconner@apple.com>
7822 * ipa-pure-const.c (check_tree): Check for volatile-ness
7823 when considering a dereference.
7825 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7827 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7829 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7831 PR rtl-optimization/23561
7832 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7833 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7834 at most LEN bytes long memory fits into the field.
7835 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7836 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7837 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7839 2005-08-26 Richard Henderson <rth@redhat.com>
7842 * loop.c (biased_biv_may_wrap_p): New.
7843 (maybe_eliminate_biv_1): Use it to suppress non-equality
7844 comparison transformations. Delete disabled code.
7846 2005-08-26 Ian Lance Taylor <ian@airs.com>
7848 * combine.c (make_extraction): Avoid reference outside object.
7850 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7852 * stor-layout.c (finalize_type_size): Restore behaviour for
7853 non-aggregate types to the status quo ante of the patch for
7854 pr 23467. Document why it matters.
7856 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7859 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7860 array by one element, initialize the BT_LAST element with NULL.
7862 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7864 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7865 optimizing for size.
7867 (compare_plus_eqsi): Same.
7868 (plus_eqsi_compare): Same.
7869 (neg_eq0<mode>): Same.
7870 (neg_eq<mode>): Same.
7872 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7875 2005-08-26 Nick Clifton <nickc@redhat.com>
7877 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7878 TARGET_EP is not defined.
7879 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7880 TARGET_EP is enabled.
7881 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7882 * config/v850/v850.md (save_all_interrupt): Only use the EP
7883 register if TARGET_EP is defined.
7884 (restore_all_interrupt): Likewise.
7885 * config/v850/lib1funcs.asm: Update functions so that the EP
7886 register is only used if __EP__ is defined.
7888 2005-08-26 David Ung <davidu@mips.com>
7890 * config/mips/mips.c (mips_expand_prologue): Handle case when
7891 generating for MIPS16 and the outgoing argument area is more than
7892 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7895 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7897 * config/crx/crx.md: Make doloop_end pattern usage controllable
7898 via mloop-nesting=<max-nesting> command line switch. Make sure
7899 the combiner cannot use doloop_end_<mode> in an illegal way.
7900 * config/crx/crx.c: Use regs up to r6 for argument passing.
7901 Refine crx_address_cost (non cst4 displacements are expensive).
7902 * config/crx/crx.opt: Add switch for mloop-nesting=.
7904 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7906 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7907 (UNSPEC_MVST): New constant.
7909 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7911 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7912 Reject operands containing eliminable registers.
7913 * testsuite/gcc.dg/20050825-1.c: New testcase.
7915 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7916 Jan Hubicka <jh@suse.cz>
7918 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7920 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7922 PR tree-optimization/23546
7923 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7926 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7928 * params.def (PARAM_MIN_SPEC_PROB): New.
7929 * sched-rgn.c (MIN_PROBABILITY): Delete.
7930 (compute_trg_info): Convert to PARAM_VALUE.
7931 * doc/invoke.texi (param): Document min-spec-prob.
7933 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7935 * config/darwin.h: define __PIC__
7936 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7937 TARGET_OS_CPP_BUILTINS macro.
7939 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7941 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7944 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7946 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7948 * cfghooks.c (duplicate_block): Added position where to place
7949 new block as argument.
7950 * cfghooks.h (duplicate_block): Declaration changed.
7951 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7953 * cfglayout.h (copy_bbs): Declaration changed.
7954 * cfgloop.h (loop_version): Declaration changed.
7955 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7956 position to copy_bbs.
7957 (loop_version): Pass position to duplicate_loop_to_header_edge.
7958 Add place_after argument and position new blocks according to
7960 * modulo-sched.c (sms_schedule): Pass place_after argument
7962 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7963 * tree-cfg.c (split_edge_bb_loc): New function.
7964 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7965 to determine position of new blocks.
7966 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7968 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7969 argument to duplicate_block.
7970 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7971 Pass position to copy_bbs.
7973 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7975 * fold-const.c (ptr_difference_const): Use
7976 cst_and_fits_in_hwi instead of host_integerp.
7978 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7980 * config/darwin.c (gen_pic_offset): New.
7981 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7984 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7986 PR tree-optimization/23486
7987 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7989 2005-08-23 Phil Edwards <phil@codesourcery.com>
7991 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7992 remove use_collect2.
7993 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7995 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7996 configuration files to override the default value.
7998 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7999 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
8000 * config/vx-common.h: New file, split out from...
8001 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
8002 * config/vxworksae.h: New file, for VxWorks AE.
8003 * config/vxworks.opt: New file.
8004 * config/vxlib.c: Update for VxWorks 6.
8006 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
8007 other MULTILIB_* variables appropriately.
8008 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
8009 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
8010 * config/rs6000/vxworks.h: Update for VxWorks 6.
8011 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
8013 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
8016 * config/darwin.c (machopic_select_section): Remove the hack to
8017 mark "::operator new" and "::operator delete" for coalescing
8018 even though they are not weak.
8020 2005-08-24 Alan Modra <amodra@bigpond.net.au>
8022 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
8023 * configure: Regenerate.
8025 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8028 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
8030 * convert.c (convert_to_integer, convert_to_vector): Likewise.
8031 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
8034 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8036 * config/rs6000/predicates.md (equality_operator): New.
8037 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
8038 comparison with a large constant.
8040 2005-08-23 Mark Mitchell <mark@codesourcery.com>
8042 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
8044 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
8046 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
8047 registers is even, and we have a hardware double precision fp,
8049 (sh_gimplify_va_arg_expr): For floating point arguments, consider
8050 size of current argument when checking if argument was passed in
8053 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
8056 * stor-layout.c (finalize_type_size): Dont override
8057 existing alignment with a smaller alignment from the mode.
8059 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8061 * lambda-code.c (lambda_vector_lexico_pos): Moved...
8062 * lambda.h (lambda_vector_lexico_pos): ... here.
8063 * tree-data-ref.c (build_classic_dist_vector): Return false when
8064 the distance vector is lexicographically negative.
8066 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8068 PR tree-optimization/23511
8069 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
8070 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
8072 2005-08-23 Jakub Jelinek <jakub@redhat.com>
8074 PR tree-optimization/22043
8075 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
8076 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
8077 If ALLOW_FLEXARR, handle types ending with flexible array member.
8078 Pass false as second argument to recursive count_type_elements calls.
8079 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
8080 argument to count_type_elements call.
8081 * tree-sra.c (decide_block_copy): Likewise.
8082 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
8083 for a constant-sized object, set cleared as well. Pass true as
8084 second argument to count_type_elements call.
8086 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8089 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
8090 from legitimate_small_data_p, and make global. Update use.
8091 Remove forward declaration.
8092 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
8094 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
8096 2005-08-23 David Edelsohn <edelsohn@gnu.org>
8098 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
8099 of scratch intermediates.
8100 (eq<mode>_compare): Same.
8101 (neg_eq0<mode>): New.
8102 (neg_eq<mode>): Convert to define_insn_and_split.
8104 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8107 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
8108 stdarg functions, set/clear the fp marker even when no variable
8110 * config/rs6000/sysv4.opt (mprototype): Describe.
8112 2005-08-22 Jakub Jelinek <jakub@redhat.com>
8114 PR rtl-optimization/23478
8115 * regs.h (reg_info): Add throw_calls_crossed.
8116 (REG_N_THROWING_CALLS_CROSSED): Define.
8117 * flow.c (allocate_reg_life_data): Initialize
8118 REG_N_THROWING_CALLS_CROSSED.
8119 (propagate_one_insn, attempt_auto_inc): Update
8120 REG_N_THROWING_CALLS_CROSSED.
8121 * global.c (global_alloc): Don't allocate pseudos across
8122 calls that may throw.
8124 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
8127 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
8128 value is inbetween the range if we did not find an exact match.
8130 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
8132 * doc/invoke.texi (Option Summary): Add ms1 options.
8133 * doc/extend.texi: Document interrupt handler attribute for ms1.
8134 * doc/md.texi: Document ms1 constraints.
8135 * config.gcc: Add ms1-*-elf.
8136 * config/ms1/ms1.h: New.
8137 * config/ms1/ms1.c: New.
8138 * config/ms1/ms1.md: New.
8139 * config/ms1/ms1-protos.h: New.
8140 * config/ms1/ABI.txt: New.
8141 * config/ms1/crti.asm: New.
8142 * config/ms1/crtn.asm: New.
8143 * config/ms1/lib2extra-funcs.c: New.
8144 * config/ms1/t-ms1: New.
8145 * config/ms1/ms1.opt: New.
8147 2005-08-22 Ira Rosen <irar@il.ibm.com>
8149 * config/rs6000/altivec.md (xorv4sf3): New.
8150 (negv4sf2, neg<mode>2): Likewise.
8152 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
8155 * config/ia64/ia64.md (divsi3): Check divide by zero.
8156 (udivsi3): Likewise.
8158 (udivdi3): Likewise.
8160 2005-08-21 Jakub Jelinek <jakub@redhat.com>
8162 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
8163 up to elem_bitsize bits, not max_bitsize.
8165 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8167 PR tree-optimization/23433
8168 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
8169 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
8171 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8173 PR tree-optimization/23434
8174 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
8175 the iteration bound is not an INTEGER_CST.
8177 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
8179 * tree-vect-transform.c (get_initial_def_for_reduction): Set
8180 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
8181 NULL if need_epilog_adjust is false.
8182 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
8183 Case 3 always peels first itration, not just for PLUS case, and no need
8184 to use scalar_initial_def here. Create an epilog adjustment only if
8185 scalar_initial_def is not NULL.
8187 (vectorizable_reduction): Remove assert.
8189 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
8192 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
8193 (__moddi3): Likewise.
8194 (__udivdi3): Likewise.
8195 (__umoddi3): Likewise.
8196 (__divsi3): Likewise.
8197 (__modsi3): Likewise.
8198 (__udivsi3): Likewise.
8199 (__umodsi3): Likewise.
8201 2005-08-20 Jakub Jelinek <jakub@redhat.com>
8203 * tree-pass.h (TDF_GRAPH): Define.
8204 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
8205 * passes.c (finish_optimization_passes): Only call
8206 finish_graph_dump_file if TDF_GRAPH is set.
8207 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
8208 NULL. Set TDF_GRAPH bit.
8209 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
8211 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
8213 * arm.h (arm_stack_offsets): Add locals_base field.
8214 * arm.c (arm_get_frame_offsets): Compute it.
8215 (thumb_compute_initial_elimination offset): Make the Thumb frame
8216 pointer point to the base of the local variables.
8217 (thumb_expand_prologue): Update accordingly.
8218 (thumb_expand_epilogue): Likewise.
8220 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
8221 mode of clobbered scratch to DImode. Handle a case that's known to
8224 2005-08-19 David Edelsohn <edelsohn@gnu.org>
8226 * config/rs6000/rs6000.md (gt0<mode>): Delete.
8227 (gt0<mode>_compare): Delete.
8228 (neg_gt0<mode>): Delete.
8230 2005-08-19 Eric Christopher <echristo@apple.com>
8232 * optabs.h: Change CTI_ to COI_.
8235 2005-08-19 James E Wilson <wilson@specifix.com>
8237 * builtins.c (expand_builtin_return_addr): Set
8238 current_function_accesses_prior_frames when count != 0. Use
8239 frame_pointer_rtx when count == 0.
8240 * function.h (struct function): Add accesses_prior_frames field.
8241 (current_function_accesses_prior_frames): Define.
8242 * reload1.c (init_elim_table): Check
8243 current_function_accesses_prior_frames.
8244 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
8246 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8248 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
8249 indicator. Return true if the flowgraph changed during
8252 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8255 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
8256 conditional expression before testing its value.
8258 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8260 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
8262 2005-08-19 Devang Patel <dpatel@apple.com>
8264 PR tree-optimization/23048
8265 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
8266 third parameter. Check whether latch is dominated by exit
8268 (if_convertible_loop_p): Supply exit block itself to
8269 if_convertible_bb_p.
8271 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8274 * arm.md (arm_load_pic_register): Change argument to the mask of
8275 saved registers. Call thumb_find_work_register if we need a
8276 scratch register on Thumb.
8277 (arm_expand_prologue): Pass empty register set to
8278 arm_load_pic_register.
8279 (thumb_expand_prologue): Pass live_regs_mask directly to
8280 arm_load_pic_register.
8281 * arm-protos.h (arm_load_pic_register): Update prototype.
8283 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
8285 * sh.c (find_sole_member): New function.
8286 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
8287 if the record's alignment is larger than the size of its only member.
8289 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8292 * arm.c (thumb_legitimize_reload_address): New function.
8293 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
8294 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
8296 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
8298 * config/crx/crx.c: Implement crx_decompose_address. Reject
8299 symbolic displacements since CRX register relative adressing
8300 mode can't handle unsigned 32-bit values as displacements.
8301 * config/crx/crx.h: Simplify definitions, remove redundant
8302 parenthesis and obsolete macros.
8303 * config/crx/crx.opt: Add new switch for debugging addresses.
8304 * config/crx/crx-protos.h: Add new declarations for above.
8306 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
8309 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
8312 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8314 * collect2.c (dup2): Delete.
8315 * configure.ac: Don't check for dup2.
8317 * config.in, configure: Regenerate.
8319 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
8321 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
8322 record with the type of its only member.
8324 2005-08-18 David Edelsohn <edelsohn@gnu.org>
8326 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
8327 define_insn_and_split.
8328 (plus_ltu<mode>_compare): Same.
8329 (gtu<mode>_compare): Same.
8330 (plus_gtu<mode>_compare): Same.
8332 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
8334 PR tree-optimization/22228
8335 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
8337 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
8338 are recorded in vect_vnames_to_rename for renaming.
8339 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
8340 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
8341 in vect_vnames_to_rename.
8342 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
8343 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
8345 2005-08-18 Jan Hubicka <jh@suse.cz>
8348 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
8349 info only for local statics, not for member variables.
8351 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8353 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
8355 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8357 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
8359 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
8362 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
8364 2005-08-17 James E Wilson <wilson@specifix.com>
8366 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8369 2005-08-17 David Edelsohn <edelsohn@gnu.org>
8371 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
8372 (leu<mode>_compare): Same.
8373 (plus_leu<mode>): Same.
8374 (neg_leu<mode>): Same.
8375 (and_neg_leu<mode): Same.
8376 (ltu<mode>_compare): Same.
8377 (plus_ltu<mode>): Same.
8379 (geu<mode>_compare): Same.
8380 (plus_geu<mode>): Same.
8381 (neg_geu<mode>): Same.
8382 (and_neg_geu<mode>): Same.
8383 (plus_gt<mode>): Same.
8384 (gtu<mode>_compare): Same.
8385 (plus_gtu<mode>): Same.
8387 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
8389 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
8390 Move call_table_data to end. Delete spurious .text.
8391 (callt_save_all_interrupt): Fix comment typo.
8393 2005-08-17 James E Wilson <wilson@specifix.com>
8394 Kevin Winchester <winchester@amirix.com>
8397 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
8399 2005-08-17 Uros Bizjak <uros@kss-loka.si>
8402 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
8403 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
8405 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
8407 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
8408 record with the type of its only member if the modes don't match.
8410 * varasm.c (decode_reg_name): Skip empty additional register names.
8412 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
8414 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
8415 lsm_tmp_name_length): New.
8416 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
8417 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
8419 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8420 Andreas Krebbel <krebbel1@de.ibm.com>
8422 * config.gcc: Added z9-109 switch.
8423 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
8424 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
8425 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
8426 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
8427 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
8428 for "z9_109" cpu attribute.
8429 * config/s390/s390.c (z9_109_cost): New processor cost structure.
8430 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
8431 (s390_handle_arch_option): Added z9-109 switch.
8432 (override_options): Set respective cost function for z9-109.
8433 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
8434 (legitimate_reload_constant_p): Accept extended immediates.
8435 (print_operand): Three new output modifiers added: k, m and o.
8436 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
8437 (s390_output_mi_thunk): Use extended immediate when possible.
8438 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
8439 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
8440 (CONSTRAINT_LEN): Added length of O constraint.
8441 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
8442 * config/s390/s390.md ("cpu"): New value z9_109 added.
8443 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
8444 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
8445 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
8446 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
8447 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
8448 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
8449 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
8450 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
8451 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
8452 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
8453 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
8454 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
8455 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
8456 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
8457 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
8459 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
8460 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
8461 insns for TARGET_EXTIMM.
8463 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
8465 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
8467 2005-08-17 Nick Clifton <nickc@redhat.com>
8469 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
8470 Call default_encode_section_info.
8472 2005-08-17 Steven Bosscher <stevenb@suse.de>
8474 PR tree-optimization/21574
8475 * tree-ssa-ccp.c (likely_value): If the right hand side is a
8476 constant, return CONSTANT.
8477 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
8478 (ccp_fold, visit_assignment): Likewise.
8479 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
8481 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8483 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
8484 fold_buildN instead of buildN then fold_initializer or fold.
8485 (build_unary_op): Likewise.
8486 (build_binary_op): Likewise.
8487 * fold-const.c (fold_initializer): Remove.
8488 (fold_build1_initializer): New function.
8489 (fold_build2_initializer): New function.
8490 (fold_build3_initializer): New function.
8491 * tree.h (fold_initializer): Remove.
8492 (fold_build1_initializer): New function.
8493 (fold_build2_initializer): New function.
8494 (fold_build3_initializer): New function.
8496 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8498 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
8499 (try_move_mult_to_index): Call fold_build2 instead of build2.
8500 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
8501 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
8502 fold_binary_to_constant.
8503 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
8505 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
8506 check if A == gcd (A, B). Remove TYPE argument.
8507 (analyze_offset) Use fold_build2 instead of fold (build.
8508 (create_data_ref): Likewise.
8509 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
8510 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
8513 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
8515 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
8516 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
8518 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
8521 * gimplify.c (zero_sized_type): New function.
8522 (gimplify_modify_expr_rhs): If we have a zero sized type,
8523 replace the statement with an empty statement.
8525 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
8527 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
8530 2005-08-16 Ian Lance Taylor <ian@airs.com>
8532 * doc/tm.texi (Label Output): Correct typo.
8534 2005-08-16 Steven Bosscher <stevenb@suse.de>
8537 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
8538 force_operand will work later on using have_insn_for.
8540 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8542 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
8544 2005-08-16 Ian Lance Taylor <ian@airs.com>
8547 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
8548 vector type, don't try to construct it element by element. Add an
8549 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
8551 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8553 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
8555 2005-08-16 Geoffrey Keating <geoffk@apple.com>
8557 * doc/invoke.texi (Precompiled Headers): Document some more options
8558 which are known to be safe.
8560 2005-08-16 James E Wilson <wilson@specifix.com>
8562 PR tree-optimization/21105
8563 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8564 TREE_OVERFLOW check.
8566 2005-08-16 David Edelsohn <edelsohn@gnu.org>
8568 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
8569 (neg_ltu<mode>): Same.
8571 (neg_gtu<mode>): Same.
8573 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8575 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
8576 (fold_builtin_isdigit): Use fold_buildN.
8577 (build_function_call_expr): Likewise.
8578 * c-typeck.c (c_finish_loop): Likewise.
8580 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
8581 Richard Shann <rshann@superh.com>
8583 PR middle-end/20396:
8584 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8586 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8588 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8590 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8593 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8594 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8597 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8600 * fold-const.c (build_range_check): Disable optimization for function
8601 pointer expressions on targets that require function pointer
8604 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8606 * simplify-rtx.c (simplify_const_relational_operation): When
8607 extracting arguments of a COMPARE, recompute the mode as well.
8609 2005-08-15 Ian Lance Taylor <ian@airs.com>
8611 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8613 2005-08-15 DJ Delorie <dj@redhat.com>
8615 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8617 (movsi_splittable): Allow, but split, moves to the stack.
8618 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8621 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8623 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8624 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8625 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8627 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8628 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8629 Delete HOST_PTR_PRINTF.
8631 * configure, config.in: Regenerate.
8633 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8635 * config/rs6000/rs6000.md (QHSI): New mode macro.
8636 (wd): Extend mode attr for QImode and HImode
8637 (dbits): New mode attr.
8638 (zero_extend<mode>di2): Convert to mode macro.
8640 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8643 * doc/invoke.texi (-mgnu-ld): Update description.
8646 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8649 * Makefile.in (tree-chrec.o): Depends on real.h.
8650 * tree-chrec.c: Include real.h.
8651 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8652 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8653 * tree-scalar-evolution.c (add_to_evolution_1,
8654 interpret_rhs_modify_expr): Ditto.
8656 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8659 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8660 step is negative compute the estimation from init downwards to zero.
8662 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8664 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8666 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8668 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8670 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8671 Accept double-word constants that can be split.
8672 * config/s390/s390.md ("movti"): Use 'P' constraint.
8673 ("*movdi_31", "*movdf_31"): Likewise.
8675 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8677 Fix PR tree-optimization/22615
8679 * tree-ssa-structalias.c (solution_set_add): Handle
8680 first_vi_for_offset returning NULL.
8681 (do_da_constraint): Ditto.
8682 (do_sd_constraint): Ditto.
8683 (do_ds_constraint): Ditto
8684 (find_func_aliases): Ditto.
8685 (build_constraint_graph): RHS is allowed be ANYTHING.
8686 (first_vi_for_offset): Return NULL if we couldn't find anything at
8689 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8691 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8692 over memory as first operand.
8694 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8697 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8698 available for setting it.
8700 2005-08-14 Ira Rosen <irar@il.ibm.com>
8702 PR tree-optimization/23320
8703 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8704 data-refs' types instead of base object nullness. Add check for
8705 pointer type data-refs before first location comparison. Remove
8708 2005-08-14 Andreas Schwab <schwab@suse.de>
8710 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8712 2005-08-13 James E Wilson <wilson@specifix.com>
8714 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8715 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8716 -fstack-protector-all, --param ssp-buffer-size): Document.
8717 (-Wvariadic-macros): Alphabetize.
8718 (-fsched-stalled-insns-dep): Add missing 'f'.
8720 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8723 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8725 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8726 or indirect address operand.
8727 (EXTRA_ADDRESS_CONSTRAINT): New.
8728 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8730 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8732 PR tree-optimization/22236
8733 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8734 successors and predecessors.
8735 * tree-chrec.c (chrec_convert): Before converting, check that
8736 sequences don't wrap.
8737 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8738 (analyze_array): Extern.
8739 (find_data_references_in_loop): Remove call to
8740 compute_estimated_nb_iterations.
8741 * tree-data-ref.h (analyze_array): Declared.
8742 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8743 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8744 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8745 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8747 * tree-ssa-loop-ivcanon.c: Fix documentation.
8748 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8749 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8750 (infer_loop_bounds_from_undefined): New.
8751 (estimate_numbers_of_iterations_loop): Use
8752 infer_loop_bounds_from_undefined.
8753 (used_in_pointer_arithmetic_p): New.
8754 (scev_probably_wraps_p): Pass an extra parameter. Call
8755 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8756 (convert_step): Fix documentation.
8757 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8758 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8759 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8760 scev_probably_wraps_p.
8762 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8764 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8765 (s390_register_info): Ignore clobbered_regs information for fixed
8766 registers, and only fixed registers.
8767 (s390_init_frame_layout): Remove redundant call.
8769 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8771 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8772 description of -Wold-style-casts.
8774 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8775 Jakub Jelinek <jakub@redhat.com>
8777 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8778 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8779 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8780 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8781 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8782 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8783 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8784 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8785 ("stack_protect_set", "stack_protect_test"): New expanders.
8786 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8787 "stack_protect_testdi"): New insn definitions.
8789 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8791 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8793 2005-08-12 Paul Brook <paul@codesourcery.com>
8795 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8797 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8799 * config/s390/predicates.md (setmem_operand): New predicate.
8800 (shift_count_operand): Accept ANDs with special constants as
8802 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8803 with special constants.
8804 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8805 shift_count_operand with setmem_operand.
8807 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8809 * config/s390/s390.c (s390_extract_part, s390_single_part):
8811 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8812 (s390_output_mi_thunk): Don't use lg on 31 bit.
8813 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8814 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8816 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8818 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8819 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8820 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8821 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8822 with one of the new macros.
8824 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8826 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8827 Don't set save_return_addr_p.
8828 (s390_register_info): Make clobbered_regs not depending on
8831 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8833 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8834 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8836 2005-08-11 James E. Wilson <wilson@specifix.com>
8838 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8840 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8842 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8843 locations gathered by var-tracking in single entry loc_list
8844 over loc_descriptor_from_tree.
8846 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8847 pass it down to loc_descriptor.
8848 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8849 (containing_function_has_frame_base): Move earlier in the file.
8850 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8851 instead of always assuming fbreg can't be used.
8853 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8855 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8856 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8857 Accept address wrapped in AND for Altivec.
8858 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8859 Strip AND wrapping offset address for Altivec.
8861 2005-08-11 Richard Henderson <rth@redhat.com>
8864 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8865 before using TYPE_IS_SIZETYPE.
8867 2005-08-11 Richard Henderson <rth@redhat.com>
8870 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8871 insn types not present on ev4.
8872 (alphaev5_insn_pipe): Similarly.
8874 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8877 * arm.c (arm_override_options): If the user has selected callee-super-
8878 interworking, then enable normal interworking.
8880 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8882 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8885 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8887 * doc/rtl.texi: Fix two typos.
8889 2005-08-11 Richard Guenther <rguenther@suse.de>
8892 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8893 cases where we call to/from functions returning void.
8895 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8898 * tree.c (build_pointer_type_for_mode): Robustify.
8900 2005-08-10 James E Wilson <wilson@specifix.com>
8902 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8903 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8905 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8908 2005-08-10 Eric Christopher <echristo@apple.com>
8910 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8911 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8914 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8917 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8918 for the high part when generating dynamic-no-pic code.
8920 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8922 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8923 (x86_64-*-linux*): Likewise.
8925 * config/i386/crtfastmath.c: New file.
8926 * config/i386/t-crtfm: Likewise.
8928 * config/i386/linux.h (ENDFILE_SPEC): New.
8929 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8931 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8934 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8936 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8937 (vec_shl, vec_shr): Document new operations.
8938 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8940 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8942 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8943 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8944 change predicate to indexed_or_indirect_address.
8946 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8948 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8949 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8950 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8951 and __aeabi_uwrite8.
8952 * config/arm/unaligned-funcs.c: New file.
8953 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8955 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8957 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8959 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8960 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8962 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8963 * final.c (pass_shorten_branches): Add dump.
8964 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8965 (pass_life): Rename dump.
8966 (rest_of_handle_flow2): Remove initial verify_flow_info.
8967 * function.c (pass_instantiate_virtual_regs): Add dump.
8968 * integrate.c (pass_initial_value_sets): Add dump.
8969 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8970 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8971 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8972 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8973 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8974 gate_rtl_unrool_and_peel_loops): New.
8975 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8976 rtl_doloop): Do not look at flags.
8977 * mode-switching.c (pass_mode_switching): Add dump.
8978 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8979 pass_split_before_regstack): Add dump.
8980 * regmove.c (pass_stack_adjustments): Add dump.
8981 * tree-optimize.c (pass_fixup_cfg): Add dump.
8983 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8986 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8987 deciding which instruction sequence to use.
8989 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8991 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8992 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8994 2005-08-09 Richard Guenther <rguenther@suse.de>
8996 * c-common.c (builtin_function_2): Remove.
8997 (def_builtin_1): New function.
8998 (c_common_nodes_and_builtins): Use def_builtin_1 to
8999 build builtin functions.
9001 2005-08-09 Jie Zhang <jie.zhang@analog.com>
9003 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
9004 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
9005 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
9008 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
9010 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
9011 fold_binary instead of fold_build2 since we don't care about the
9013 (loop_niter_by_eval): Likewise.
9014 (compare_trees): Likewise.
9015 (proved_non_wrapping_p): Likewise.
9017 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
9021 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
9022 if the if is really empty.
9024 2005-08-09 Steven Bosscher <stevenb@suse.de>
9026 PR tree-optimization/23234
9027 * tree-ssa-math-opts.c (place_reciprocal): New enum.
9028 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
9029 argument of the new enum.
9030 (execute_cse_reciprocals): Add reciprocals for function arguments
9031 on the unique successor edge of the entry block. Update other calls
9032 to execute_cse_reciprocals_1.
9034 2005-08-08 Richard Henderson <rth@redhat.com>
9037 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
9039 2005-08-08 Bob Wilson <bob.wilson@acm.org>
9041 * expr.c (write_complex_part): Return after handling MEM.
9043 2005-08-08 Josh Conner <jconner@apple.com>
9045 PR rtl-optimization/23241
9046 * combine.c (simplify_comparison): Fix error in determining
9047 whether to lift a subreg from comparison.
9049 2005-08-08 David Edelsohn <edelsohn@gnu.org>
9052 * config/rs6000/altivec.md (vec_init<mode>): New.
9053 (vec_set<mode>): New.
9054 (vec_extract<mode>): New.
9055 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
9056 (rs6000_expand_vector_set): New.
9057 (rs6000_expand_vector_extract): New.
9058 (rs6000_legitimate_offset_address_p): Offset addresses are valid
9059 for Altivec modes before reload.
9060 (altivec_expand_vec_init_builtin): New.
9061 (get_element_number): New.
9062 (altivec_expand_vec_set_builtin): New.
9063 (altivec_expand_vec_ext_builtin): New.
9064 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
9066 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
9068 * config/rs6000/rs6000.h (rs6000_builtins): Add
9069 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
9070 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
9071 * config/rs6000/rs6000-protos.h: Declare new functions.
9073 2005-08-08 Jan Hubicka <jh@suse.cz>
9075 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
9076 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
9077 * i386.md (movdi*): Use pic_32bit_operand.
9078 * predicates.md (pic_32bit_operand): New.
9080 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
9083 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
9085 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
9087 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
9088 (test_for_singularity): Use fold_build2.
9090 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9092 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
9094 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
9096 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
9097 (COMMON_ASM_OP) Define.
9098 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
9099 (ix86_encode_section_info): Likewise.
9100 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
9101 SUBTARGET_ENCODE_SECTION_INFO.
9103 2005-08-06 Richard Henderson <rth@redhat.com>
9106 * tree-nested.c (convert_local_reference): Save and restore val_only
9107 around component_ref and friends. Clear walk_subtrees by default.
9109 2005-08-06 Peter O'Gorman <peter@pogma.com>
9112 * gcc.c (process_command): Check the argument to -b has a dash.
9113 * doc/invoke.texi: Update -b and -V docs.
9115 2005-08-06 James E Wilson <wilson@specifix.com>
9117 * config/mips/cross64.h, config/mips/t-cross64: Delete.
9119 2005-08-06 Michael Matz <matz@suse.de>
9121 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
9122 member only if only one insn is associated with the value.
9124 2005-08-06 Nick Clifton <nickc@redhat.com>
9126 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
9128 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
9129 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
9130 Check symbol flags instead of symbol name mangling.
9131 (xstormy16_asm_output_aligned_common): Likewise. Also
9132 simplify code since the bss100_section cass is the only case
9133 where the below100 code will be triggered.
9134 (xstormy16_encode_section_info): Encode below100 attribute
9135 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
9137 (xstormy16_strip_name_encoding): Delete - this function is no
9139 (TARGET_STRIP_NAME_ENCODING): Undefine.
9140 * config/stormy16/stormy16-protos.h: Delete prototype for
9141 xstormy16_strip_name_encoding.
9143 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
9145 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
9146 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
9147 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
9148 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
9149 config/alpha/predicates.md, config/arc/arc.h,
9150 config/arm/arm.h, config/arm/ieee754-df.S,
9151 config/arm/ieee754-sf.S, config/bfin/bfin.c,
9152 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
9153 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
9154 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
9155 config/m68hc11/m68hc11.h, config/mips/mips.c,
9156 config/mips/mips.h, config/mips/openbsd.h,
9157 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
9158 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
9159 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9160 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
9161 config/sparc/linux.h, config/sparc/linux64.h,
9162 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
9163 doc/extend.texi, doc/gcov.texi, doc/install.texi,
9164 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
9165 typos. Follow spelling conventions.
9167 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
9170 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
9171 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
9172 specially. Check for side effects only for COND_EXPR.
9173 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
9174 return with TREE_NO_WARNING.
9176 2005-08-06 Richard Sandiford <richard@codesourcery.com>
9178 PR rtl-optimization/23233
9179 * loop.c (combine_movables): Require the modes to be the same.
9180 (move_movables): Remove handling of cases where the replacement
9181 had a different mode to the original.
9183 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
9185 PR tree-optimization/23128
9186 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
9187 subtraction wrap, and set TREE_OVERFLOW if they do.
9189 2005-08-05 Richard Henderson <rth@redhat.com>
9192 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
9193 FORCED_LABEL labels.
9195 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
9198 * reload.c (find_reloads_subreg_address): Pass down TYPE
9199 unchanged. Change all callers except find_reloads_toplev.
9201 2005-08-05 Michael Matz <matz@suse.de>
9203 * genattrtab.c (current_alternative_string): Remove.
9204 (SIMPLIFY_ALTERNATIVE): Ditto.
9205 (attr_alt_bit_p): Ditto.
9206 (alternative_name): Make const char *.
9207 (evaluate_eq_attr): Remove use of above things.
9208 (simplify_test_exp): Ditto.
9209 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
9210 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
9212 2005-08-04 James E Wilson <wilson@specifix.com>
9214 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
9215 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
9216 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
9217 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
9218 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
9220 2005-08-04 Richard Henderson <rth@redhat.com>
9223 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
9224 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
9225 * tree-sra.c (decide_block_copy): Use it. Disable element copy
9226 if we'd have to instantiate too many members.
9228 2005-08-04 Richard Henderson <rth@redhat.com>
9231 * tree-outof-ssa.c (coalesce_asm_operands): New.
9232 (coalesce_ssa_name): Use it. Split out ...
9233 (coalesce_phi_operands, coalesce_result_decls): ... these.
9235 2005-08-04 Paul Brook <paul@codesourcery.com>
9237 * read-rtl.c (read_quoted_string): Break if EOF.
9239 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
9241 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
9242 (fold_build2): Likewise.
9243 (fold_build3): Likewise.
9244 (fold_build1_stat): New function prototype.
9245 (fold_build2_stat): Likewise.
9246 (fold_build3_stat): Likewise.
9247 * fold-const.c (fold_build1): Rename to ..
9248 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9249 through to build1_stat.
9250 (fold_build2): Rename to ..
9251 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9252 through to build2_stat.
9253 (fold_build3): Rename to ..
9254 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9255 through to build3_stat.
9257 2005-08-04 David Edelsohn <edelsohn@gnu.org>
9258 Ian Lance Taylor <ian@airs.com>
9260 * function.c (assign_stack_local_1): Do not correct stack slot
9261 address if allocation size is smaller than mode size.
9263 2005-08-04 Diego Novillo <dnovillo@redhat.com>
9266 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
9267 (tree_merge_blocks): Propagate anything allowed by
9269 Clarify documentation.
9270 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
9271 SSA form, schedule an update if necessary.
9273 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
9275 * doc/install.texi (Binaries): Remove broken link to
9276 Sinix/Reliant Unix binaries.
9278 2005-08-03 Richard Henderson <rth@redhat.com>
9281 * function.c (stack_protect_epilogue): Export.
9282 * tree.h (stack_protect_epilogue): Declare.
9283 * calls.c (expand_call): Call it.
9285 2005-08-03 Eric Christopher <echristo@apple.com>
9287 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
9288 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
9291 2005-08-04 Jan Hubicka <jh@suse.cz>
9293 * profile.c (branch_prob): Split edges with goto locus on them
9294 to get proper line counts.
9295 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
9297 2005-08-03 Paul Brook <paul@codesourcery.com>
9299 * function.c (assign_parms): Round current_function_args_size
9300 to PARM_BOUNDARY, not STACK_BOUNDARY.
9302 2005-08-03 Geoffrey Keating <geoffk@apple.com>
9304 * config/i386/i386.c (x86_elf_aligned_common)
9305 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
9307 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
9309 PR tree-optimization/23157
9310 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
9311 before emitting them.
9313 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9315 PR tree-optimization/19899
9316 * Makefile.in (tree-scalar-evolution.o): Add real.h.
9317 * tree-scalar-evolution.c: Include real.h.
9318 (add_to_evolution): Build constant -1 of correct type.
9320 2005-08-03 Jan Hubicka <jh@suse.cz>
9322 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
9323 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
9324 profile updating for complette unrolling.
9325 * loop-unroll.c (peel_loop_completely): Use it.
9326 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
9327 (tree_unroll_loops_completely): Disable code growing unrolling of cold
9330 2005-08-03 Paul Brook <paul@codesourcery.com>
9332 * combine.c (can_change_dest_mode): New function.
9333 (try_combine, simplify_set): Use it.
9335 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
9337 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
9340 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
9342 * doc/install.texi (Specific): Adjust link to openavr.org.
9343 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
9344 (Binaries): Adjust HP-UX Porting Center link.
9345 (Binaries): Adjust Free Software Foundation ordering link.
9347 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
9349 * convert.c (convert_to_integer): Use fold_build1 instead of
9350 build1 when converting an integer to an integer.
9352 2005-08-02 Richard Henderson <rth@redhat.com>
9354 * combine.c (combine_instructions): Don't use reg_equal/equiv
9355 results if the mode doesn't match.
9357 2005-08-02 Mark Mitchell <mark@codesourcery.com>
9359 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
9360 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
9362 2005-08-02 Richard Henderson <rth@redhat.com>
9365 * explow.c (memory_address): Remove special-case for
9366 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
9368 2005-08-02 Diego Novillo <dnovillo@redhat.com>
9371 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
9372 number of calls to cleanup_tree_cfg_1.
9374 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
9376 * doc/invoke.texi: document file extensions .F90 and .F95
9378 2005-08-02 Richard Guenther <rguenther@suse.de>
9380 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
9381 positive if its first argument is positive.
9383 2005-08-02 Richard Guenther <rguenther@suse.de>
9385 PR tree-optimization/23177
9386 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
9389 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
9391 PR tree-optimization/23129
9392 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
9393 varying for divisions with anti-ranges.
9395 2005-08-02 Jan Hubicka <jh@suse.cz>
9397 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
9398 * tree-ssa-threadupdate.c (thread_block): Add it here.
9400 2005-08-01 James E Wilson <wilson@specifix.com>
9402 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
9403 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
9404 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
9406 * config/mips/predicates.md (const_call_insn_operand): Add check for
9407 SYMBOL_REF_LONG_CALL_P.
9408 * doc/extend.texi (long_call): Document the new attribute.
9410 2005-08-01 Ian Lance Taylor <ian@airs.com>
9411 Richard Henderson <rth@redhat.com>
9413 * Makefile.in (RTL_BASE_H): Add real.h.
9414 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
9416 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
9418 * rtl.c (rtl_check_failed_code_mode): New.
9419 * rtl.h (struct rtx_def): Add u.rv.
9420 (XCMWINT, XCNMPRV): New.
9421 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
9422 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
9424 2005-08-01 Richard Henderson <rth@redhat.com>
9426 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
9427 with auto-inc codes.
9429 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
9431 2005-08-01 Jan Hubicka <jh@suse.cz>
9433 * i386-protos.h (asm_preferred_eh_data_format): Declare.
9434 * i386.c: Include dwarf2.h
9435 (asm_preferred_eh_data_format): New.
9436 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
9438 2005-08-01 Ian Lance Taylor <ian@airs.com>
9440 * config/host-linux.c (linux_gt_pch_get_address): Add new name
9441 randomize_va_space for virtual address randomization control.
9443 2005-08-01 Steven Bosscher <stevenb@suse.de>
9445 * common.opt (flag_ipa_cp): Put in right place to maintain
9448 2005-08-01 Jan Hubicka <jh@suse.cz>
9450 * profile.c (compute_value_histograms): Fix thinko.
9451 * value-prof.c: Include toplev.h
9452 (check_counter): New function.
9453 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9454 tree_mod_subtract_transform): Add sanity check.
9456 2005-08-01 Richard Guenther <rguenther@suse.de>
9458 PR tree-optimization/23133
9459 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
9460 current functions parameter decls to find defs to cse
9463 2005-08-01 Richard Guenther <rguenther@suse.de>
9465 PR tree-optimization/23109
9466 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
9467 If trapping math is in effect, use post-dominator information
9468 to check if we'd in any case reach a trapping point before
9469 doing the reciprocal insertion.
9470 (execute_cse_reciprocals): Compute post-dominators, if necessary.
9471 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
9472 expressions are invariant only if trapping math is not in effect.
9474 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9476 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
9477 cgraph_function_versioning): New declarations.
9478 * cgraphunit.c: Add include to ipa-prop.h.
9479 (update_call_expr, cgraph_copy_node_for_versioning,
9480 cgraph_function_versioning): New functions.
9481 * integrate.c (copy_decl_for_inlining): Remove.
9482 * ipa-prop.h (ipa_replace_map): New struct.
9483 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
9484 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
9485 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
9486 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
9487 ipcp_iterate_stage, ipcp_method_scale_print,
9488 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
9489 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
9490 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
9491 ipcp_update_bb_counts, ipcp_update_profiling,
9492 ipcp_update_edges_counts): New functions.
9493 (ipcp_method_cval_init): Remove restriction regarding local methods.
9494 (ipcp_init_stage): Add ipcp_method_compute_scale.
9495 (ipcp_insert_stage): Add versioning.
9496 (ipcp_structures_print): Add ipcp_method_scale_print.
9497 (ipcp_driver): Dump profiling info.
9498 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
9499 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
9500 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
9501 (struct inline_data): Add versioning_p, ipa_info, new fields.
9502 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
9503 declare_return_variable): Replace calls to copy_decl_for_inlining with
9505 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
9507 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
9508 Add argument VERSIONING.
9509 (copy_arguments_for_versioning, copy_static_chain,
9510 function_versionable_p, tree_versionable_function_p,
9511 tree_function_versioning, replace_ref_tree): New functions.
9512 * tree-inline.h: Include varray.h.
9513 (tree_versionable_function_p, tree_function_versioning,
9514 tree copy_decl_for_dup): New declarations.
9516 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9518 * ipa-cp.c: New file. Contains IPCP specific functionality.
9519 * ipa-prop.h: New file. Contains structures/definitions that can be
9520 used by several interprocedural data flow optimizations (and also IPCP).
9521 * ipa-prop.c: New file.
9522 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
9523 * common.opt: Add ipa-cp flag.
9524 * timevar.def: Add IPCP optimization.
9525 * tree-optimize.c (init_tree_optimization_passes): Schedule
9527 * tree-pass.h (pass_ipa_cp): Declare.
9529 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
9531 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
9532 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
9533 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
9534 config/i386/i386.c, config/mips/mips.h,
9535 config/rs6000/rs6000.h, config/sh/sh.c,
9536 config/stormy16/stormy16.c: Fix comment typos.
9538 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
9541 * c-typeck.c (build_binary_op): Use common_type wrapper on
9543 (common_type): Update comment.
9545 2005-07-31 Steven Bosscher <stevenb@suse.de>
9548 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
9549 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
9550 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
9552 2005-07-31 Jan Hubicka <jh@suse.cz>
9554 * pretty-print.h (pp_widest_integer): New macro.
9555 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
9558 2005-07-31 Jan Hubicka <jh@suse.cz>
9560 * output.h (enum section_category): Export from varasm.c
9561 (categorize_decl_for_section): Likewise.
9562 * varasm.c (enum section_category): Kill.
9563 (categorize_decl_for_section): Make global.
9564 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9566 * i386.c (ix86_section_threshold): New static variable.
9567 (ix86_in_large_data_p, ix86_encode_section_info,
9568 x86_64_elf_unique_section,
9569 x86_64_elf_select_section): New functions.
9570 (TARGET_ENCODE_SECTION_INFO): Define
9571 (override_options): Enable medium model for PIC.
9572 (ix86_expand_prologue): Expand gen_set_got_rex64.
9573 (legitimate_constant_p): Handle new UNSPECs.
9574 (legitimate_pic_address_disp_p): Likewise.
9575 (legitimize_pic_address): Lower MEDIUM model addressing.
9576 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
9577 (enum cmodel): Add MEDIUM_PIC.
9578 (SYMBOL_REF_FAR_ADDR_P): New macro.
9579 (SYMBOL_FLAG_FAR_ADDR): New flag.
9580 * i386.md (movdi): Support medium model.
9581 (set_got_rex64): New pattern.
9582 * i386.opt (mlarge-data-threshold): New flag.
9583 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9584 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9585 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9586 TARGET_ASM_UNIQUE_SECTION): New.
9588 * invoke.texi (-mlarge_data_threshold): Document
9590 2005-07-31 Jan Hubicka <jh@suse.cz>
9592 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9593 (coalesce_vars): Likewise.
9594 * tree-ssa-live.c (coalesce_cost): New.
9595 (build_tree_conflict_graph): Use coalesce_cost.
9596 * tree-ssa-live.h (coalesce_cost): Declare.
9598 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9600 * arm.md (all peepholes for post-increment operations): Delete.
9601 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9602 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9603 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9604 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9605 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9607 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9609 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9612 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9615 * doc/invoke.texi: Document -rdynamic.
9617 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9620 * c-parser.c (c_parser_parms_list_declarator): Call
9621 mark_forward_parm_decls.
9622 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9623 decls with visibility structure.
9625 2005-07-30 Paul Brook <paul@codesourcery.com>
9627 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9629 2005-07-30 Paul Brook <paul@codesourcery.com>
9631 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9633 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9635 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9637 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9640 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9641 nested function declarators.
9642 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9643 (grokparms): Call warn_if_shadowing for parameters used within the
9645 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9646 not used within the parameter list.
9647 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9649 2005-07-30 Jan Hubicka <jh@suse.cz>
9651 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9652 * i386.c (ix86_fixup_binary_operands): Likewise.
9653 (ix86_expand_unary_operator): Likewise.
9654 (ix86_expand_fp_absneg_operator): Likewise.
9655 * optabs.c (expand_vec_cond_expr): Validate dest.
9657 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9660 * real.c (real_from_string): Also set last bit if there is a
9661 nonzero hex digit beyond GCC's internal precision after ".".
9663 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9665 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9666 define_constants. Change duplicate values to unassigned numbers.
9667 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9668 (*altivec_vspltsf): New.
9669 (altivec_vperm_v4sf): Delete.
9670 (altivec_vperm_<mode>): Use mode macro V.
9671 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9672 (altivec_predicate_v4sf): Delete.
9673 (altivec_predicate_<mode>): Use mode macro V.
9674 (*altivec_lvesfx): New.
9675 (*altivec_stvesfx): New.
9676 (vec_realign_load_v4sf): Delete.
9677 (vec_realign_load_<mode>): Use mode macro V.
9678 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9681 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9684 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9686 * configure: Regenerated.
9688 2005-07-29 Paul Brook <paul@codesourcery.com>
9690 * doc/install.texi: Add link to GFortran binaries wiki page.
9692 2005-07-29 David Ung <davidu@mips.com>
9694 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9695 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9696 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9697 * config/mips/mips.md (cpu): Add 5kf name.
9698 (includes): Includes 5k.md.
9699 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9700 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9703 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9706 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9707 (cleanup_tree_cfg): ... here.
9708 Call cleanup_tree_cfg_1 until there are no more cleanups to
9711 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9713 * tree-vrp.c (compare_range_with_value): Return true or false
9714 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9715 EQ_EXPR respectively.
9717 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9719 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9722 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9724 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9725 (tree_ssa_dominator_optimize): Increment it.
9726 (dump_dominator_optimization_stats): Print it.
9728 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9729 Steven Bosscher <stevenb@suse.de>
9731 PR rtl-optimization/23117
9732 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9733 when head == tail. Tidy comment.
9735 2005-07-28 Richard Henderson <rth@redhat.com>
9737 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9738 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9739 * jump.c (rtx_renumbered_equal_p): Likewise.
9740 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9741 CONST_INT and CONST_DOUBLE.
9742 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9743 * reload.c (operands_match_p): Special case CONST_INT and
9744 CONST_DOUBLE; check mode earlier.
9746 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9749 * c-typeck.c (convert_for_assignment): Do not check
9750 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9752 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9755 * c-typeck.c (composite_type): Prefer constant size arrays to
9758 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9761 * real.c (real_from_string): Set last bit if there is a nonzero
9762 hex digit beyond GCC's internal precision.
9764 2005-07-28 Richard Henderson <rth@redhat.com>
9767 * cfgcleanup.c (try_forward_edges): Watch out for end of
9770 2005-07-28 James E Wilson <wilson@specifixinc.com>
9773 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9775 2005-07-28 Jan Hubicka <jh@suse.cz>
9777 * Makefile.in (rtl-profile.o): Kill all traces of it.
9778 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9779 * coverage.h (rtl_coverage_counter_ref): Kill.
9780 * opts.c (flag_speculative_prefetching_set): Kill.
9781 (flag_loop_optimize_set): New.
9782 (common_handle_option): Disable loop optimizer when profiling;
9783 do not handle speculative prefetching.
9784 * passes.c (init_optimization_passes): Replace pass_profiling combo
9785 by branch_prob pass.
9786 * profile.c (compute_value_histograms): Update for simplified value
9788 (rtl_register_profile_hooks): Kill.
9789 (pass_profiling): Kill.
9790 (rest_of_handle_branch_prob): Do not profile.
9791 * toplev.c (process_options): Remove speculative prefetching.
9792 * toplev.h (flag_tree_based_profiling): Kill.
9793 * tree-profile.c (prepare_instrumented_value,
9794 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9795 tree_gen_one_value_profiler, do_tree_profiling): Update for
9796 simplified datastructures.
9797 * value-prof.c: Add comment that speculative prefetching was dropped;
9798 update rest of file for simplified datastructures.
9799 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9800 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9801 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9802 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9803 rtl_mod_subtract, gen_speculative_prefetch,
9804 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9805 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9806 (gate_handle_value_profile_transformations,
9807 rest_of_handle_value_profile_transformations,
9808 pass_value_profile_transformations): Kill.
9809 * value-prof.h (histogram_value_t): Remove IL based unions.
9810 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9811 rtl_profile_hooks): Remove hooks.
9813 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9815 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9816 (cgraph_clone_node): Likewise.
9817 * cgraph.h (cgraph_clone_edge): Update prototype.
9818 (cgraph_clone_node): Likewise.
9819 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9821 (lookup_recursive_calls): Consider profile.
9822 (cgraph_decide_recursive_inlining): Fix updating; use new
9823 probability argument; use profile.
9824 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9825 * tree-inline.c (copy_bb): Update clal of clone_edge.
9826 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9828 * invoke.texi (min-inline-recursive-probability): Document.
9830 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9832 * doc/install.texi (Configuration): Update Valgrind homepage.
9834 2005-07-28 Richard Henderson <rth@redhat.com>
9837 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9838 labels we want to delete.
9839 (cfg_layout_merge_blocks): Likewise.
9841 2005-07-28 Richard Henderson <rth@redhat.com>
9844 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9845 when expanding to nothing.
9847 2005-07-28 Josh Conner <jconner@apple.com>
9849 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9850 (cgraph_decide_inlining_of_small_functions): Likewise.
9852 2005-07-28 Josh Conner <jconner@apple.com>
9854 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9855 direction of badness if negative.
9856 (cgraph_default_inline_p): Add reason to parameters, and assign it
9858 (cgraph_decide_inlining_of_small_functions): New parameter in call
9859 to cgraph_default_inline_p.
9860 (cgraph_decide_inlining_incrementally): Likewise.
9861 * cgraphunit.c (decide_is_function_needed): Likewise.
9862 * cgraph.h (cgraph_default_inline_p): Likewise.
9864 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9866 * builtins.c: Fix comment typo(s).
9867 * genautomata.c: Likewise.
9868 * gimplify.c: Likewise.
9869 * tree-dfa.c: Likewise.
9870 * tree-flow-inline.h: Likewise.
9871 * tree-into-ssa.c: Likewise.
9872 * tree-ssa-alias.c: Likewise.
9873 * tree-ssa-ccp.c: Likewise.
9874 * tree-ssa-copy.c: Likewise.
9875 * tree-ssa-dce.c: Likewise.
9876 * tree-ssa-dom.c: Likewise.
9877 * tree-ssa-operands.c: Likewise.
9878 * tree-tailcall.c: Likewise.
9879 * tree-vectorizer.c: Likewise.
9880 * tree-vrp.c: Likewise.
9883 2005-07-28 Jeff Law <law@redhat.com>
9885 * tree-vrp.c (test_for_singularity): Extracted from ...
9886 (simplify_cond_using_ranges): Attempt to simplify a relational
9887 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9889 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9891 PR tree-optimization/22506
9892 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9893 phis whose argument is constant.
9895 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9897 PR rtl-optimization/18992
9898 Back out this patch:
9899 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9900 PR optimization/12142
9901 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9902 uses of the register in the SET_SRC. Remove unnecessary argument.
9904 Replace it with this:
9905 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9906 if flag_non_call_exceptions is set and the insn may trap, pass
9907 pc_rtx as dest for recursion.
9908 In SET_SRC part of SET case, if dest is already set, pass it down
9911 2005-07-28 Jan Hubicka <jh@suse.cz>
9913 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9914 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9915 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9917 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9918 profile when available.
9920 2005-07-28 Jan Beulich <jbeulich@novell.com>
9922 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9923 (ia64_print_operand): Describe and handle 'X'.
9924 (ia64_register_move_cost): Also handle FP_REGS.
9925 (ia64_preferred_reload_class): Likewise.
9926 (ia64_secondary_reload_class): Likewise.
9927 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9928 it. Also check for ITANIUM_CLASS_FLDP.
9929 * config/ia64/ia64.h (FP_REGNO_P): New.
9930 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9931 (reg_class): Add FP_REGS.
9932 (REG_CLASS_NAMES): Adjust for it.
9933 (REG_CLASS_CONTENTS): Likewise.
9934 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9935 (REG_CLASS_FROM_LETTER): Handle 'x'.
9936 (CLASS_MAX_NREGS): Handle FP_REGS.
9937 (MEMORY_MOVE_COST): Likewise.
9938 * config/ia64/ia64.md (itanium_class): Add fldp.
9939 (type): Handle fldp.
9940 (movti_internal): More allowable operand combinations. Use ldfp8 when
9941 splitting unnecessary. Remove predicable attribute. Adjust
9942 itanium_class attribute.
9943 (smuldi3_highpart): Remove outdated comment.
9944 (mulditi3, umulditi3, rotlti3): New expanders.
9945 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9946 (absti2): Disabled new insn for future reference.
9947 Respective new splitters.
9948 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9949 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9950 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9952 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9954 PR rtl-optimization/23047
9955 * simplify-rtx.c (simplify_const_relational_operation): Respect
9956 flag_wrapv for comparisons with ABS.
9958 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9960 PR tree-optimization/22493
9961 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9962 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9964 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9966 * config/frv/frv.opt (moptimize-membar): New.
9968 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9970 * config/frv/frv.h: Remove machine_function definition.
9972 * config/frv/frv.c (struct frv_io): New.
9973 (struct machine_function): Moved from frv.h. Add has_membar_p.
9974 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9975 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9976 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9977 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9978 (frv_reorg): Call frv_optimize_membar when appropriate.
9979 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9980 (frv_expand_builtin): Adjust calls accordingly.
9981 (frv_io_address_cookie): New function.
9982 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9983 load or store rather than a special insn. Add ccnstant address and
9984 io-type operands to the membar.
9985 (frv_ifcvt_modify_tests): Unsign regno.
9986 (frv_ifcvt_modify_tests): Same.
9988 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9989 UNSPEC_OPTIONAL_MEMBAR constant.
9990 (builtin_read_<mode>): Delete.
9991 (builtin_write_<mode>): Delete.
9992 ("optional_membar_<mode>"): Add operand.
9994 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9995 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9996 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9997 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9998 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9999 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
10000 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
10001 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
10002 * testsuite/gcc.target/frv/all-read-write-1.c: New.
10004 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
10006 * df.c (df_uses_record): Handle SCRATCH.
10008 2005-07-28 Steven Bosscher <stevenb@suse.de>
10011 * passes.c (rest_of_decl_compilation): If decl is a type and
10012 we have encountered errors, don't emit debug information.
10014 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
10016 * params.def: Fixed comment.
10018 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
10021 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
10022 (TARGET_ASM_UNALIGNED_HI_OP): Add.
10023 (TARGET_ASM_UNALIGNED_SI_OP): Add.
10025 2005-07-27 Steven Bosscher <stevenb@suse.de>
10028 * varasm.c (assemble_start_function): Don't do anything that may
10029 require a CFG if the current function is a thunk.
10031 2005-07-25 Geoffrey Keating <geoffk@apple.com>
10033 * doc/install.texi (Prerequisites): Mention that perl is needed
10034 to do export control in libstdc++ targetting Darwin.
10036 2005-07-27 Steven Bosscher <stevenb@suse.de>
10038 PR rtl-optimization/17808
10039 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
10040 (sched_insns_conditions_mutex_p): Split out from...
10041 (add_dependence): ...here. But don't call it from here.
10042 (add_dependence_list): Check sched_insns_conditions_mutex_p
10043 before calling add_dependence.
10044 (add_dependence_list_and_free): Likewise.
10045 (fixup_sched_groups): Likewise.
10046 (sched_analyze_1): Likewise.
10047 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
10048 (sched_analyze): Likewise.
10049 (sched_analyze_insn): Likewise.
10050 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10051 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
10052 dependencies on all COND_EXEC insns to jumps ending basic blocks
10053 when doing intrablock scheduling.
10054 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
10056 2005-07-27 Jeff Law <law@redhat.com>
10058 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
10059 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
10060 equivalency sets, correctly handle the case were vr0 has an
10061 equivalency set, but vr1 does not.
10063 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
10065 PR tree-optimization/23073
10066 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
10067 vect_print_dump_info before fprintf.
10069 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10071 PR tree-optimize/22348
10072 * tree-ssa-loop-niter.c (number_of_iterations_cond):
10073 Fold the partial computation.
10075 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10077 PR tree-optimization/22325
10078 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
10080 * tree-scalar-evolution.c (scev_const_prop): Add generic final
10082 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
10083 (force_var_cost): ... this function.
10084 (compute_phi_arg_on_exit): Export.
10086 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10088 PR tree-optimization/20773
10089 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
10092 2005-07-27 Richard Guenther <rguenther@suse.de>
10094 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
10095 Avoid pushing again if current struct contains only
10096 fields we decomposed.
10098 2005-07-27 Jan Hubicka <jh@suse.cz>
10100 PR tree-optimization/22574
10101 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
10104 * tree-tailcall.c (decrease_profile): New function.
10105 (eliminate_tail_call): Use it.
10107 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
10108 visibility flags correctly in whole program mode.
10110 2005-07-26 Steve Ellcey <sje@cup.hp.com>
10112 PR rtl-optimization/22472
10113 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
10115 2005-07-26 Steven Bosscher <stevenb@suse.de>
10117 PR tree-optimization/22504
10118 * tree-complex.c (expand_complex_addition): Use 'code' instead
10119 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
10121 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10123 * config.gcc (cpu_type): Add frv case.
10124 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
10125 (supported_defaults): Add fr550 case.
10127 2005-07-26 Diego Novillo <dnovillo@redhat.com>
10130 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
10131 whether a pointer of type T * may point to objects of type T *.
10133 2005-07-26 DJ Delorie <dj@redhat.com>
10135 * configure: Regenerate.
10137 2005-07-26 Dale Johannesen <dalej@apple.com>
10139 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
10141 2005-07-26 Mark Mitchell <mark@codesourcery.com>
10143 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
10144 Clarify use of "build" in name.
10146 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10148 * doc/extend.texi (Raw read/write Functions): New section.
10149 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
10150 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
10151 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
10152 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
10153 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
10154 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
10155 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
10156 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
10157 * config/frv/frv.c: Add bdesc_loads global.
10158 Add bdesc_stores global.
10159 (frv_init_builtins): Add support for __builtin_{read/write}*.
10160 (frv_volatile_memref): New.
10161 (frv_expand_load_builtin): New.
10162 (frv_expand_store_builtin): New.
10163 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
10164 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
10165 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
10166 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
10167 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
10168 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
10169 (builtin_read_<mode>): New.
10170 (builtin_write_<mode>): New.
10171 (builtin_write64): New.
10172 (optional_membar_<mode>): New.
10174 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
10176 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
10177 (rather than units) against HOST_BITS_PER_WIDE_INT.
10179 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
10181 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
10182 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
10183 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
10184 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
10187 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
10188 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
10189 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
10191 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
10193 2005-07-26 Richard Guenther <rguenther@suse.de>
10195 PR tree-optimization/22486
10196 * fold-const.c (fold_unary): Fold away useless component
10197 references of the form (T *)&T.x, if the address
10200 2005-07-25 James E Wilson <wilson@specifixinc.com>
10202 * dwarf2out.c (add_call_src_coords_attributes): New.
10203 (gen_inlined_subroutine_die): Call it.
10204 (maybe_emit_file, init_file_table): Add comments.
10205 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
10207 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
10208 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
10209 * tree.h (BLOCK_SOURCE_LOCATION): New.
10210 (struct tree_block): New field locus.
10212 2005-07-26 Andreas Schwab <schwab@suse.de>
10214 PR rtl-optimization/23043
10215 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
10216 when allocating a struct unoccr.
10218 2005-07-25 Richard Henderson <rth@redhat.com>
10221 * tree-complex.c (gate_no_optimization): True if errors.
10222 * Makefile.in (tree-complex.o): Update dependencies.
10224 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
10226 * config/frv/predicates.md (integer_register_operand): Use
10227 GPR_AP_OR_PSEUDO_P.
10229 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10232 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
10234 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
10236 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10238 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
10239 types when flag_unsafe_math_optimizations is true.
10241 2005-07-25 Mark Mitchell <mark@codesourcery.com>
10243 * gcc.c (option_map): Add --sysroot.
10244 (process_command): Handle --sysroot.
10245 (display_help): Document it.
10246 * doc/cppopts.tex (-isysroot): Document.
10247 * doc/invoke.texi (--sysroot): Document.
10248 * doc/install.texi (--with-build-sysroot): Document.
10250 * Makefile.in (inhibit_libc): New variable.
10251 (INHIBIT_LIBC_CFLAGS): Likewise.
10252 (LIBGCC2_CFLAGS): Include
10253 $(INHIBIT_LIBC_CFLAGS).
10254 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
10255 ($(T)crtbegin.o): Do not use @inhibit_libc@.
10256 ($(T)crtend.o): Likewise.
10257 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
10258 ($(T)crtendS.o): Likewise.
10259 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
10260 ($(T)crtendT.o): Likewise.
10261 (stmp-fixinc): Do not complain about missing headers if
10263 * configure.ac (inhibit_libc): Set it to true/false.
10264 (--with-build-sysroot): New option. Use it to set
10266 * configure: Regenerated.
10268 2005-07-25 Manfred Hollstein <mh@suse.com>
10270 * calls.c (store_one_arg): Fix unsigned comparison warning.
10272 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10275 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
10276 (ggc_print_statistics): Initialize variable before use.
10278 2005-07-25 Richard Guenther <rguenther@suse.de>
10280 * tree-dfa.c (mark_new_vars_to_rename): Protect against
10281 calling with a PHI_NODE argument.
10283 * tree-flow-inline.h (overlap_subvar): Protect against
10286 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
10288 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
10289 * configure: Regenerate.
10291 2005-07-25 Ira Rosen <irar@il.ibm.com>
10293 * expr.c (highest_pow2_factor): Make extern.
10294 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
10295 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10296 record_array_differ_p, array_ptr_differ_p): Likewise.
10297 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
10298 additional cases. Call the above functions.
10299 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
10300 base_object_differ_p when there are two base objects. Otherwise, compare
10301 base address and offset. Call may_alias_p.
10302 (dump_data_reference): Use a correct field name.
10303 (analyze_array): Make static. Initialize new data-ref fields.
10304 (analyze_indirect_ref): New function.
10305 (init_data_ref): Initialize new data-ref fields.
10306 (strip_conversion): Moved from tree-vect-analyze.c.
10307 (analyze_offset_expr, get_ptr_offset, address_analysis,
10308 object_analysis): Likewise.
10309 (analyze_offset): New function.
10310 (create_data_ref): Likewise.
10311 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
10312 dimensions for ARRAY_REFs only.
10313 (build_classic_dist_vector): Make static.
10314 (access_functions_are_affine_or_constant_p): Call macro to get the
10315 address of access functions.
10316 (compute_all_dependences): Add new parameter
10317 compute_self_and_read_read_dependences. Compute self and read-read
10318 dependences if it is true.
10319 (find_data_references_in_loop): Call create_data_ref. Initialize new
10321 (compute_data_dependences_for_loop): Add new parameter
10322 compute_self_and_read_read_dependences. Remove parameter nb_loops,
10323 compute nb_loops. Call compute_all_dependences,
10324 build_classic_dist_vector and build_classic_dir_vector with correct
10326 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
10327 with correct parameters. Compare dimensions for ARRAY_REFs only.
10328 (free_data_refs): Call macro to free access functions.
10329 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
10330 fields from stmt_vinfo.
10331 (struct base_object_info): New structure.
10332 (struct data_reference): Move fields to base_object_info. Add fields
10333 first_location and object_info for above structures. Move fields from
10334 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
10335 aligned_to. Add macros to access the new fields.
10336 Update functions declarations.
10337 * tree-flow.h (is_aliased_with): Declare.
10338 * tree-loop-linear.c (linear_transform_loops): Call
10339 compute_data_dependences_for_loop with correct parameters.
10340 * tree-ssa-alias.c (is_aliased_with): New function.
10341 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
10342 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
10343 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
10344 vect_base_addr_differ_p, compute_subscript_distance and
10345 build_classic_dist_vector. Add printings. Check absolute value of
10347 (vect_analyze_data_ref_dependences): Go through ddrs instead of
10349 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
10350 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
10351 to bytes. Add printing.
10352 (vect_compute_data_refs_alignment): Go through loads and stores in one
10354 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
10355 vect_analyze_data_ref_access): Likewise.
10356 (vect_analyze_pointer_ref_access): Remove.
10357 (vect_address_analysis, vect_object_analysis): Likewise.
10358 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
10359 and analyze data-refs in the loop.
10360 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
10361 fields of data-ref instead of stmt. Add init to the offset from the
10363 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
10364 (vect_update_init_of_dr): Likewise.
10365 (vect_update_inits_of_drs): Go through loads and stores in one loop.
10366 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
10368 (new_loop_vec_info): Initialize new fields.
10369 (destroy_loop_vec_info): Free new fields.
10370 (vect_strip_conversion): Remove.
10371 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
10372 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
10373 datarefs. Add new field ddrs.
10374 Add macros for the new fields access.
10375 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
10376 base_aligned_p, misalignment, memtag, ptr_info and subvars.
10377 Remove their macros.
10378 * tree.h (highest_pow2_factor): Declare.
10380 2005-07-25 Jakub Jelinek <jakub@redhat.com>
10382 * calls.c (store_one_arg): Check for sibling call MEM arguments
10383 from already clobbered incoming argument area.
10385 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10387 * c-common.c (check_missing_format_attribute): New.
10388 * c-common.h (check_missing_format_attribute): Likewise.
10389 * c-typeck.c (convert_for_assignment): Use it.
10391 2005-07-24 Andreas Schwab <schwab@suse.de>
10393 * config/m68k/m68k.md ("extendqidi2"): When source is an address
10394 register use a word move. Correct operand of ext.w in 68000 code.
10396 2005-07-23 Mark Mitchell <mark@codesourcery.com>
10398 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
10399 variables as declarations, rather than definitions.
10401 2005-07-24 Ira Rosen <irar@il.ibm.com>
10403 PR tree-optimization/22526
10404 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
10407 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10409 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
10410 that C99 reserve for future use. Use it to define clog10,
10411 clog10f and clog10l.
10413 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10415 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
10416 * configure.ac: Check for -Wmissing-format-attribute.
10418 * configure: Regenerate.
10420 2005-07-23 Richard Henderson <rth@redhat.com>
10422 PR tree-optimization/22623
10423 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
10425 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
10428 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
10430 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10432 * Makefile.in (C_TREE_H): Update dependencies.
10433 * c-tree.h: Include toplev.h.
10434 * diagnostic.h (diagnostic_set_info): Add format attribute.
10435 * rtl-error.c (diagnostic_for_asm): Likewise.
10437 2005-07-23 Chao-ying Fu <fu@mips.com>
10439 * config/mips/mips-dsp.md: New file.
10440 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
10441 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
10443 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
10444 MIPS_BUILTIN_BPOSGE32.
10445 (mips_expand_builtin_direct): Add one parameter to indicate that
10446 builtin functions need to return a value.
10447 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
10449 (mips_regno_to_class): Add classes for 12 new DSP registers.
10450 (mips_subword): Change to check four HI registers.
10451 (mips_output_move): Output move to and from 6 new DSP accumulators.
10452 (override_options): Make sure -mdsp and -mips16 are not used together.
10453 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
10455 (mips_conditional_register_usage): Disable 6 new DSP accumulators
10457 (print_operand): Add 'q' for printing DSP accumulators.
10458 (mips_cannot_change_mode_class): Check ACC_REGS.
10459 (mips_secondary_reload_class): Check ACC_REGS.
10460 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
10461 (mips_register_move_cost): Check ACC_REGS.
10462 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
10463 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
10464 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
10465 (dsp_bdesc): New array.
10466 (bdesc_arrays): Add DSP builtin function table.
10467 (mips_prepare_builtin_arg): Check predicate again after
10469 (mips_expand_builtin): Add one more parameter to
10470 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
10471 MIPS_BUILTIN_BPOSGE32.
10472 (mips_init_builtins): Initialize new function types.
10473 (mips_expand_builtin_direct): Check if builtin functions need to
10474 return a value and pass operands properly.
10475 (mips_expand_builtin_bposge): New function.
10476 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
10477 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
10478 (FIRST_PSEUDO_REGISTER): Increase to 188.
10479 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
10480 Update for 12 new DSP registers.
10481 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
10482 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
10483 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
10484 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
10485 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
10486 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
10487 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
10488 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
10489 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
10490 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
10491 (REGISTER_NAMES): Add names for 12 new DSP registers.
10492 * config/mips/mips.md: Include mips-dsp.md.
10493 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
10494 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
10495 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
10496 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
10497 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
10498 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
10499 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
10500 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
10501 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
10502 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
10503 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
10504 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
10505 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
10506 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
10507 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
10508 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
10509 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
10510 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
10511 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
10512 (UNSPEC_RDDSP): New constants.
10513 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
10514 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
10516 * config/mips/mips.opt (-mdsp): New option.
10517 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
10518 (reg_imm10_operand): New predicates.
10519 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
10520 * doc/invoke.texi (-mdsp): Document new option.
10522 2005-07-22 DJ Delorie <dj@redhat.com>
10524 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
10526 * tree-inline.c (inlinable_function_p): Likewise.
10528 2005-07-22 Mark Mitchell <mark@codesourcery.com>
10531 * toplev.c (check_global_declarations): Do not mark undefined
10532 variables as DECL_IGNORED_P.
10533 * varasm.c (first_global_object_name): GTY it.
10534 (weak_global_object_name): Likewise.
10535 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
10536 a string to go into {weak,first}_global_object_name.
10538 2005-07-22 DJ Delorie <dj@redhat.com>
10540 * c-format.c (check_function_format): Change warning control
10541 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
10543 2005-07-22 Diego Novillo <dnovillo@redhat.com>
10545 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
10546 &PTR->FLD a dereference of PTR.
10547 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
10548 a potential dereference of PTR.
10550 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
10552 PR rtl-optimization/20370
10553 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
10554 call allocate_reg_info if necessary.
10556 PR rtl-optimization/21848
10557 * calls.c (emit_library_call_value_1): For const functions, add
10558 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
10560 PR rtl-optimization/22445
10561 * cselib.c (target.h): Include.
10562 (rtx_equal_for_cselib_p): Allow commutative matches.
10563 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
10564 Remove MODE parameter. Changed all callers.
10566 PR rtl-optimization/22258
10567 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
10569 (try_combine): Use likely_spilled_retval_p.
10571 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
10573 * config.gcc: Add crx-elf support.
10575 * doc/contrib.texi: Mention crx.
10576 * doc/extend.texi: Document crx extensions.
10577 * doc/install.texi: Document crx install.
10578 * doc/invoke.texi: Document crx options.
10579 * doc/md.texi: Document crx constraints.
10581 * config/crx/crx-protos.h: New file.
10582 * config/crx/crx.c: New file.
10583 * config/crx/crx.h: New file.
10584 * config/crx/crx.md: New file.
10585 * config/crx/crx.opt: New file.
10586 * config/crx/t-crx: New file.
10588 2005-07-22 Manfred Hollstein <mh@suse.com>
10590 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10592 (int_add_graph_edge): Likewise.
10593 (collapse_nodes): Likewise.
10594 (process_unification_queue): Likewise.
10596 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10597 Laurent GUERBY <laurent@guerby.net>
10599 PR tree-optimization/22336
10600 * function.c (record_block_change): Check for
10601 cfun->ib_boundaries_block.
10603 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10605 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10606 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10608 2005-07-21 DJ Delorie <dj@redhat.com>
10610 * toplev.c (warn_deprecated_use): Add warning control to warning
10612 * c-typeck.c (parser_build_binary_op): Likewise.
10613 (c_finish_if_stmt): Likewise.
10614 * c-common.c (check_function_sentinel): Likewise.
10615 (check_nonnull_arg): Likewise.
10617 2005-07-21 Richard Henderson <rth@redhat.com>
10620 * tree-complex.c (complex_ssa_name_components): New.
10621 (cvc_lookup): Allow entry not found.
10622 (create_components): Remove.
10623 (create_one_component_var, get_component_var): New.
10624 (get_component_ssa_name, set_component_ssa_name): New.
10625 (extract_component): Use get_component_ssa_name.
10626 (update_complex_components): Use set_component_ssa_name.
10627 (update_complex_components_on_edge): Likewise.
10628 (update_phi_components): Create new PHI nodes directly, instead
10629 of adding insns to edges.
10630 (tree_lower_complex): Allocate and free complex_variable_components
10631 and complex_ssa_name_components here.
10633 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10635 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10636 revert to returning false.
10638 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10641 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10643 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10646 * config/i386/i386.md (cmpxf): Change operand constraints
10647 to "nonmemory_operand".
10649 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10651 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10653 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10655 PR middle-end/21180
10656 * fold-const.c (fold_build1): Add checksum for the operands.
10657 (fold_build2): Likewise.
10658 (fold_build3): Likewise.
10660 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10662 PR middle-end/19055
10663 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10665 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10667 * common.opt (-fforward-propagate): Committed by mistake,
10670 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10672 * reg-stack.c: Fix comment typo(s).
10673 * tree-ssa-operands.c: Likewise.
10674 * tree-vectorizer: Likewise.
10676 2005-07-21 Nick Clifton <nickc@redhat.com>
10678 * config/sh/symbian.c: Replace C++ style line comments with C
10679 style line comments.
10680 (symbian_add_attribute): Do not use a ? operator on the LHS of
10682 (sh_symbian_handle_dll_attribute): Change the type of the
10683 method vector to "VEC(tree,gc)*" and use vector accessor
10684 macros to walk over the elements.
10685 (symbian_export_vtable_and_rtti_p): Likewise.
10686 (symbian_class_needs_attribute_p): Likewise.
10688 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10691 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10692 initialize targetm.resolve_overloaded_builtin here.
10693 (altivec_expand_overloaded_builtin): Make it non-static.
10694 * config/rs6000/rs6000-protos.h
10695 (altivec_expand_overloaded_builtin): New prototype.
10696 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10697 targetm.resolve_overloaded_builtin here.
10698 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10700 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10701 Zdenek Dvorak <dvorakz@suse.cz>
10703 PR tree-optimization/19210
10704 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10706 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10707 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10708 rely on unproven assumptions.
10709 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10710 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10711 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10712 to number_of_iterations_exit.
10713 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10714 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10715 * tree-ssa-loop-niter.c (find_loop_niter,
10716 estimate_numbers_of_iterations_loop): Likewise.
10717 (number_of_iterations_exit): Honor the new options.
10718 * doc/invoke.texi (Wunsafe-loop-optimizations,
10719 funsafe-loop-optimizations): Document them.
10721 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10723 PR rtl-optimization/22167
10724 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10726 2005-07-20 Adam Nemet <anemet@lnxw.com>
10728 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10729 __do_global_dtors_aux longcall.
10731 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10733 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10734 (old_special_pred_table): Don't reference
10735 SPECIAL_MODE_PREDICATES.
10736 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10737 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10738 * config/sh/predicates.h: Don't mention
10739 SPECIAL_MODE_PREDICATES.
10740 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10743 2005-07-20 DJ Delorie <dj@redhat.com>
10745 * config.gcc: Add m32c-elf support.
10747 * doc/contrib.texi: Mention m32c.
10748 * doc/extend.texi: Document m32c extensions.
10749 * doc/install.texi: Mention m32c.
10750 * doc/invoke.texi: Document m32c options.
10751 * doc/md.texi: Document m32c constraints.
10753 * config/m32c/addsub.md: New file.
10754 * config/m32c/bitops.md: New file.
10755 * config/m32c/cond.md: New file.
10756 * config/m32c/jump.md: New file.
10757 * config/m32c/m32c-lib1.S: New file.
10758 * config/m32c/m32c-lib2.c: New file.
10759 * config/m32c/m32c-modes.def: New file.
10760 * config/m32c/m32c-pragma.c: New file.
10761 * config/m32c/m32c-protos.h: New file.
10762 * config/m32c/m32c.abi: New file.
10763 * config/m32c/m32c.c: New file.
10764 * config/m32c/m32c.h: New file.
10765 * config/m32c/m32c.md: New file.
10766 * config/m32c/m32c.opt: New file.
10767 * config/m32c/minmax.md: New file.
10768 * config/m32c/mov.md: New file.
10769 * config/m32c/muldiv.md: New file.
10770 * config/m32c/predicates.md: New file.
10771 * config/m32c/prologue.md: New file.
10772 * config/m32c/shift.md: New file.
10773 * config/m32c/t-m32c: New file.
10775 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10777 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10778 (stack_protect_set, stack_protect_test): New expanders.
10779 (stack_protect_set_si, stack_protect_set_si_media,
10780 stack_protect_set_di_media, stack_protect_test_si,
10781 stack_protect_test_si_media, stack_protect_test_di_media):
10784 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10786 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10788 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10790 * tree.h (tree_expr_nonzero_p): Export.
10791 * fold-const.c (tree_expr_nonzero_p): Likewise.
10792 Return true for CALL_EXPRs that are alloca calls.
10793 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10795 * tree-flow.h (expr_computes_nonzero): Remove.
10796 * tree-vrp.c (expr_computes_nonzero): Remove.
10797 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10798 (extract_range_from_unary_expr): Likewise.
10799 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10800 tree_expr_nonzero_p.
10802 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10804 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10805 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10806 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10807 All callers changed.
10808 (frame_related_constant_load): New arg "related" which controls
10809 setting of RTX_FRAME_RELATED_P. All callers changed.
10810 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10811 (bfin_expand_prologue): Add stack limit checking.
10812 * config/bfin/bfin.md (trapifcc): New pattern.
10814 * config/bfin/bfin.c: Include "langhooks.h".
10815 (def_builtin): Go through lang_hooks to call builtin_function.
10817 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10818 * config/bfin/predicates.md (symbol_ref_operand): New.
10819 (call_insn_operand): Delete. All callers changed to use
10820 register_no_elim_operand.
10821 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10823 (function_arg): Use it to generate the call's operand 2.
10824 (bfin_longcall_p): New function.
10825 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10826 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10827 determine if the address needs to be in a REG.
10828 (bfin_handle_longcall_attribute): New function.
10829 (bfin_attribute_table): Add "longcall" and "shortcall".
10830 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10831 (CUMULATIVE_ARGS): New member call_cookie.
10832 (PREDICATE_CODES): Add symbol_ref_operand.
10833 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10834 extra USE to the pattern.
10835 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10836 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10837 sibcall_value_insn; now the new patterns handle direct calls and the
10838 old ones indirect calls.
10839 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10841 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10843 * doc/trouble.texi: Update section on handling of empty loops.
10845 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10847 * config.gcc: Remove support for sparc-*-openbsd*,
10848 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10850 * config.host: Remove support for i860-*-sysv4* as a host.
10851 * config/i860/*, config/ip2k/*, config/ns32k/*,
10852 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10853 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10854 mention obsolete ports.
10856 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10858 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10859 soft frame pointer.
10860 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10861 of frame_pointer_rtx.
10862 (sh_expand_epilogue): Likewise.
10863 (sh_set_return_address): Likewise.
10864 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10865 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10866 offsets from FRAME_POINTER_REGNUM.
10867 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10868 (sh_register_names): Add initializer for sfp.
10869 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10870 (VALID_REGISTER_P): Likewise.
10871 (FIRST_PSEUDO_REGISTER): Update.
10872 (DWARF_FRAME_REGISTERS): Define.
10873 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10874 (HARD_FRAME_POINTER_REGNUM): Define.
10875 (FRAME_POINTER_REGNUM): Redefine.
10876 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10877 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10878 from FRAME_POINTER_REGNUM.
10879 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10880 FRAME_POINTER_REGNUM.
10881 (REG_CLASS_CONTENTS): Add sfp.
10882 (REG_ALLOC_ORDER): Likewise.
10883 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10884 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10885 of frame_pointer_rtx.
10886 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10888 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10890 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10891 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10892 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10894 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10897 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10899 Make CONSTRUCTOR use VEC to store initializers.
10900 * c-common.c (complete_array_type): Update to cope with VEC in
10902 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10903 (pp_c_constructor_elts): New function.
10904 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10905 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10906 struct constructor_stack, struct initializer_stack,
10907 constructor_elements, push_init_level, pop_init_level,
10908 add_pending_init, find_init_member, output_init_element): Update to
10909 cope with VEC in CONSTRUCTOR_ELTS.
10910 * coverage.c (build_fn_info_value, build_ctr_info_value,
10911 build_gcov_info): Likewise.
10912 * expr.c (categorize_ctor_elements_1, store_constructor,
10913 expand_expr_real_1): Likewise.
10914 * fold-const.c (fold_ternary): Likewise.
10915 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10916 gimplify_init_constructor, gimplify_expr): Likewise.
10917 * tree-dump.c (dequeue_and_dump): Likewise.
10918 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10920 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10922 * tree-sra.c (generate_element_init_1): Likewise.
10923 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10924 * tree-ssa-operands.c (get_expr_operands): Likewise.
10925 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10926 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10927 (get_initial_def_for_reduction): Likewise.
10928 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10929 value handle in annotations.
10930 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10931 tree_node_structure): Add support for constr_kind.
10932 (build_vector_from_ctor, build_constructor_single,
10933 build_constructor_from_list): New functions.
10934 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10935 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10936 Update to cope with VEC in CONSTRUCTOR_ELTS.
10937 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10938 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10939 CONSTRUCTOR_APPEND_ELT): New macros.
10940 (struct constructor_elt, struct tree_constructor): New data types.
10941 (union tree_node): Add tree_constructor field.
10942 * treestruct.def: Define TS_CONSTRUCTOR.
10943 * varasm.c (const_hash_1, compare_constant, copy_constant,
10944 compute_reloc_for_constant, output_addressed_constants,
10945 initializer_constant_valid_p, output_constant,
10946 array_size_for_constructor, output_constructor): Update to cope with
10947 VEC in CONSTRUCTOR_ELTS.
10948 * vec.h (VEC_empty, VEC_copy): New macros.
10950 2005-07-19 Devang Patel <dpatel@apple.com>
10952 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10954 2005-07-19 Richard Henderson <rth@redhat.com>
10957 * gimplify.c (gimplify_expr): Use main variant type for the temp
10958 destination for a discarded volatile read.
10959 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10960 casts between non-void types that change volatility.
10962 2005-07-15 DJ Delorie <dj@redhat.com>
10964 * toplev.h: Add comment about the first parameter for warning().
10965 * errors.h: Likewise.
10967 * c.opt (Wpragmas): New.
10968 * doc/invoke.texi: Document it.
10970 * function.c (do_warn_unused_parameter): Add warning control to
10972 * c-decl.c (warn_if_shadowing): Likewise.
10973 * c-lex.c (cb_def_pragma): Likewise.
10974 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10975 (pop_alignment): Likewise.
10976 (handle_pragma_pack): Likewise.
10977 (apply_pragma_weak): Likewise.
10978 (handle_pragma_weak): Likewise.
10979 (handle_pragma_redefine_extname): Likewise.
10980 (add_to_renaming_pragma_list): Likewise.
10981 (handle_pragma_extern_prefix): Likewise.
10982 (maybe_apply_renaming_pragma): Likewise.
10983 (handle_pragma_visibility): Likewise.
10985 * config/c4x/c4x-c.c (BAD): Likewise.
10986 (c4x_parse_pragma): Likewise.
10987 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10988 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10989 (rs6000_pragma_longcall): Likewise.
10990 * config/v850/v850-c.c (pop_data_area): Likewise.
10991 (ghs_pragma_section): Likewise.
10992 (ghs_pragma_section): Likewise.
10993 (ghs_pragma_interrupt): Likewise.
10994 (ghs_pragma_starttda): Likewise.
10995 (ghs_pragma_startsda): Likewise.
10996 (ghs_pragma_startzda): Likewise.
10997 (ghs_pragma_endtda): Likewise.
10998 (ghs_pragma_endsda): Likewise.
10999 (ghs_pragma_endzda): Likewise.
11001 2005-07-19 Danny Berlin <dberlin@dberlin.org>
11002 Kenneth Zadeck <zadeck@naturalbridge.com>
11004 * Makefile.in: Removed tree-promote-statics.c
11005 * tree-promote-statics.c: Removed.
11006 * common.opt: Removed flag-promote-statics.
11008 * passes.c: Removed tree-promote-statics pass.
11009 * tree-pass.h: Ditto.
11010 * timevar.def: Removed TV_PROMOTE_STATICS.
11013 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
11015 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
11017 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
11019 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11022 * c-common.c (check_function_arguments): Call
11023 'check_function_format' if either -Wformat or
11024 -Wmissing-format-attribute are specified.
11025 * c-format.c (check_function_format): Check -Wformat before
11026 calling 'check_format_info'.
11027 * c-opts.c (c_common_post_options): Don't warn for
11028 -Wmissing-format-attribute without -Wformat.
11029 * c-typeck.c (convert_for_assignment): Detect additional cases for
11030 -Wmissing-format-attribute.
11031 * doc/invoke.texi (-Wmissing-format-attribute): Document new
11034 2005-07-19 Richard Guenther <rguenther@suse.de>
11036 * config/i386/i386.md (lrint<mode>2): Use temporary
11037 instead of clobbering non-existent memory.
11039 2005-07-19 Nick Clifton <nickc@redhat.com>
11041 * config/avr/avr.c (legitimate_address_p): Fix debugging print
11042 statement to avoid displaying ASCII control characters.
11044 2005-07-19 Ben Elliston <bje@au.ibm.com>
11046 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
11047 * cfganal.c (find_edge_index): Ditto.
11048 * combine.c (combine_instructions): Ditto.
11049 * ddg.c (create_scc): Ditto.
11050 (find_successors): Ditto.
11051 (find_predecessors): Ditto.
11052 (find_nodes_on_paths): Ditto.
11053 (longest_simple_path): Ditto.
11054 * flow.c (update_life_info): Ditto.
11055 (count_or_remove_death_notes): Ditto.
11056 (clear_log_links): Ditto.
11057 * modulo-sched.c (generate_reg_moves): Ditto.
11058 (find_max_asap): Ditto.
11059 (find_max_hv_min_mob): Ditto.
11060 (find_max_dv_min_mob): Ditto.
11061 * sbitmap.c (sbitmap_first_set_bit): Ditto.
11062 * sched-rgn.c (extract_edgelst): Ditto.
11063 * tree-into-ssa.c (prepare_names_to_update): Ditto.
11064 (dump_update_ssa): Ditto.
11065 (ssa_names_to_replace) Ditto.
11066 (switch_virtuals_to_full_rewrite): Ditto.
11067 (update_ssa): Ditto.
11068 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11070 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
11072 Fix PR tree-optimization/22483
11074 * tree-complex.c (create_components): Use
11075 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
11076 * tree-flow-inline.h (fill_referenced_var_vec): New function.
11077 * tree-flow.h (safe_referenced_var_iterator): New structure.
11078 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
11079 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
11080 safe_referenced_var iterator.
11081 (add_type_alias): Ditto.
11083 2005-07-19 Steven Bosscher <stevenb@suse.de>
11085 * loop-init.c (rest_of_handle_loop2): Remove.
11086 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
11087 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
11088 (pass_rtl_loop_init, pass_rtl_loop_done,
11089 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
11090 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
11091 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
11092 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
11093 pass_tree_loop_done, and pass_tree_unswitch.
11094 (gate_loop): Rename to gate_tree_loop.
11095 * passes.c (init_optimization_passes): Update for renamed tree
11096 loop passes. Add the new loop2 passes as subpasses of loop2.
11097 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
11098 Update for the renamed tree loop passes.
11100 2005-07-18 Ian Lance Taylor <ian@airs.com>
11102 PR middle-end/22057
11103 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
11104 blocks when optimizing.
11106 2005-07-18 Steve Ellcey <sje@cup.hp.com>
11108 * common.opt (frename-registers): Initialize to 2.
11110 (fgcse-after-reload): Ditto.
11111 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
11112 (process_options): Only change flag_web, flag_rename_registers,
11113 and flag_rerun_cse_after_loop if not explicitly set by user.
11115 2005-07-18 Jan Beulich <jbeulich@novell.com>
11117 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
11118 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
11119 in 64-bit mode the same as DImode in 32-bit mode.
11120 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
11121 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
11122 mode. Add new mode parameter.
11123 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
11124 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
11125 x86_64_shift_adj): New expanders.
11126 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
11127 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
11129 Respective new splitters. Use renamed shift splitter helpers in 32-bit
11130 DImode shift splitters.
11131 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
11132 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
11135 2005-07-18 Jan Beulich <jbeulich@novell.com>
11137 * i386.md (movdi_extzv_1): New.
11138 (zero_extendhidi2): Combine alternatives and never force use of
11140 (zero_extendqidi2): Likewise. Don't restrict input selection.
11142 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11144 Fix PR tree-optimization/22531
11145 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
11148 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11150 * tree-promote-statics.c (pass_promote_statics): Change dump file
11153 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11155 * tree-optimize.c (init_tree_optimization_passes): Add
11156 pass_eliminate_useless_stores pass.
11157 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
11158 * tree-ssa-pre.c (is_copy_stmt): New function.
11159 (follow_copies_till_vuse): Ditto.
11160 (do_eustores): Ditto.
11161 (gate_eustores): Ditto.
11163 2005-07-16 Richard Henderson <rth@redhat.com>
11165 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
11167 2005-07-16 Danny Berlin <dberlin@dberlin.org>
11168 Kenneth Zadeck <zadeck@naturalbridge.com>
11170 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
11171 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
11172 ipa-type-escape.h, tree-promote-statics.c
11173 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
11174 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
11175 tree-promote-statics.c: new files.
11176 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
11177 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
11178 int nonlocal_set_p, mark_constant_function): Deleted.
11179 (rest_of_handle_cfg): Removed call to mark_constant_function.
11180 (nonoverlapping_component_refs_p): Added calls to support
11181 type based aliasing.
11182 * tree-ssa-alias.c (may_alias_p,
11183 compute_flow_insensitive_aliasing): Ditto.
11184 * calls.c (flags_from_decl_or_type): Removed reference to
11186 * c-typeck.c (convert_arguments): Make builtins tolerant of having
11187 too many arguments. This is necessary for Spec 2000.
11188 * cgraph.h (const_function, pure_function): Removed.
11189 * common.opt: Added "fipa-pure-const", "fipa-reference",
11190 "fipa-type-escape", and "ftree-promote-static".
11192 * passes.c: Added ipa and tree-promote-statics passes.
11193 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
11194 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
11195 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
11196 * tree-flow.h: Added exposed sra calls and addition of
11197 reference_vars_info field for FUNCTION_DECLS.
11198 * tree-pass.h: Added passes.
11199 * tree-sra.c: (sra_init_cache): New function.
11200 (sra_insert_before, sra_insert_after) Made public.
11201 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
11203 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
11204 aliasing. (may_alias_p): Added code to use type escape analysis to
11205 improve alias sets.
11206 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
11207 code to prune clobbers of static variables based on information
11208 produced in ipa-reference pass. Changed call clobbering so that
11209 statics are not marked as clobbered if the call does not clobber
11212 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
11214 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
11217 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11219 * doc/install.texi (*-*-solaris2*): Document recommended version
11220 of GNU binutils and mention GNU linker problem on Solaris 10.
11222 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
11225 * c-decl.c (c_build_bitfield_integer_type): New function.
11226 (finish_struct): Call it.
11227 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
11229 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11231 * c-typeck.c (digest_init): Call 'convert_for_assignment'
11234 2005-07-16 Jan Hubicka <jh@suse.cz>
11236 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
11237 (scale_bbs_frequencies_int): Watch roundoff errors.
11238 * predict.c (return_prediction): Initialize return_stmt.
11240 2005-07-16 Jan Hubicka <jh@suse.cz>
11242 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
11243 after RTL profiling.
11245 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
11247 PR middle-end/22398
11248 * fold-const.c (build_range_check): Convert high/low to etype
11249 if we are only comparing against exp.
11251 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
11253 Fix PR tree-optimization/22376
11254 * tree-ssa-structalias.c (build_constraint_graph): We really meant
11256 (need_to_solve): New function.
11257 (compute_points_to_sets): Use it.
11259 2005-07-15 Jan Hubicka <jh@suse.cz>
11261 * cfg.c (update_bb_profile_for_threading): More diagnostic.
11262 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
11264 2005-07-15 Richard Guenther <rguenther@suse.de>
11266 * c-common.c (handle_flatten_attribute): New function.
11267 Add flatten function attribute.
11268 * doc/extend.texi: Document flatten function attribute.
11269 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
11270 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
11272 (cgraph_decide_inlining): Handle functions with flatten
11275 2005-07-14 David Edelsohn <edelsohn@gnu.org>
11277 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
11278 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
11279 UNSPEC_XCHG, UNSPEC_AND): New.
11280 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
11281 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
11282 * config/rs6000/sync.md (FETCHOP): New code macro.
11283 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
11285 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
11286 (sync_compare_and_swap<mode>): Same.
11287 (sync_lock_test_and_set<mode>): Same.
11288 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
11289 for QImode and HImode, and not PPC405.
11290 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
11291 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
11292 (sync_<fetchop>{si,di}_internal): New.
11293 (sync_nand{si,di}_internal): New.
11294 (sync_old_<fetchop>{si,di}_internal): New.
11295 (sync_old_nand{si,di}_internal): New
11296 (sync_new_<fetchop>{si,di}_internal): New.
11297 (sync_new_nand{si,di}_internal): New.
11298 (atomic_and{si,di}): New.
11299 (sync_new_nand{si,di}_internal): New.
11300 (atomic_and{si,di}): New.
11301 (sync_add<mode>_internal): Delete.
11302 (sync_addshort_internal): Use unspec instead of unspec_volatile.
11303 (sync_sub<mode>_internal): Delte.
11304 (sync_subshort_internal): New.
11305 (sync_andsi_internal): Use unspec instead of unspec_volatile.
11306 (sync_anddi_internal): Delete.
11307 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
11308 (sync_booldi_internal): Delete.
11309 (sync_boolc<mode>_internal): Delete.
11310 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
11311 (sync_boolc<mode>_internal2): Delete.
11312 (sync_boolcc<mode>_internal): Delete.
11313 (isync, lwsync): Use unspec instead of unspec_volatile.
11314 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
11315 Revert UNSPEC_VOLATILE.
11316 (rs6000_split_atomic_op): New.
11317 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
11319 2005-07-14 Eric Christopher <echristo@redhat.com>
11321 * config/mips/mips.c (mips_canonicalize_comparison): Cast
11322 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
11324 2005-07-14 Eric Christopher <echristo@redhat.com>
11326 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
11328 2005-07-14 Steven Bosscher <stevenb@suse.de>
11330 PR tree-optimization/22230
11331 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
11332 the computation of the four cross productions for "range op range".
11334 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
11335 Ulrich Weigand <uweigand@de.ibm.com>
11338 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
11341 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
11343 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
11345 2005-07-14 Steve Ellcey <sje@cup.hp.com>
11347 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
11349 2005-07-14 Richard Guenther <rguenther@suse.de>
11351 PR middle-end/22347
11352 * config/i386/i386-protos.h (ix86_function_value): Change
11353 prototype to match new target hook.
11354 * config/i386/i386.c (ix86_value_regno): Change prototype
11355 to take extra type argument.
11356 (TARGET_FUNCTION_VALUE): Define.
11357 (ix86_function_ok_for_sibcall): Pass extra argument to
11358 ix86_value_regno, check return slot rtx for exact match.
11359 (ix86_function_value): Take extra parameter. Dispatch to
11360 ix86_value_regno with fndecl/fntype as provided.
11361 (ix86_value_regno): Handle extra type argument.
11362 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
11364 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
11365 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
11366 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
11367 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
11368 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
11370 2005-07-14 Richard Guenther <rguenther@suse.de>
11372 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
11373 * calls.c (expand_call): Pass fntype to hard_function_value.
11374 (emit_library_call_value_1): Likewise.
11375 * explow.c: Include target.h.
11376 (hard_function_value): Take extra argument, the fntype.
11377 Use new target hook for function_value.
11378 * expr.h (hard_function_value): Change prototype.
11379 * function.c (aggregate_value_p): Pass 0 as fntype to
11380 hard_function_value.
11381 (assign_parms): Use new target hook for function_value.
11382 Pass 0 as fntype to hard_function_value.
11383 (expand_function_end): Likewise.
11384 * reg-stack.c: Include target.h.
11385 (stack_result): Use new target hook for function_value.
11386 * target-def.h: New target hook function_value.
11387 * target.h: Likewise.
11388 * targhooks.c (default_function_value): New function.
11389 * targhooks.h (default_function_value): Declare.
11391 2005-07-13 Ian Lance Taylor <ian@airs.com>
11393 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
11395 2005-07-14 Jan Hubicka <jh@suse.cz>
11397 * tree-dfa.c (dump_variable): Use default_def function.
11398 * tree-ssa-alias.c (dump_points_to_info): Likewise.
11399 * tree-ssa.c (verify_use): Likewise.
11400 * tree-ssanames.c (release_ssa_name): Likewise.
11401 * tree-tailcall.c (eliminate_tail_call): Likewise.
11402 (tree_optimize_tail_calls_1): Likewise.
11403 * tree-vrp.c (get_value_range): Likewise.
11405 2005-07-14 Ben Elliston <bje@au.ibm.com>
11407 * gcc.c (main): Compare language[0] with '*' when iterating over
11410 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11412 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
11413 "s390_emit_compare". Add handling of CCZ1mode.
11414 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
11415 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
11417 (s390_branch_condition_mask): Add CCZ1mode handling.
11418 * config/s390/s390.md: ("seq", "*seq"): New pattern.
11419 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
11420 Use CCZ1mode instead of CCZmode.
11421 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
11423 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11425 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
11427 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
11429 2005-07-13 Eric Christopher <echristo@redhat.com>
11431 * config/mips/mips.c (mips_canonicalize_comparison): New.
11432 (mips_emit_int_relational): Use.
11434 2005-07-13 Eric Christopher <echristo@redhat.com>
11436 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11437 static extra parts.
11438 * config/s390/s390.md: Include tpf.md. Move tpf specific
11440 * config/s390/tpf.md: To here.
11441 * config/s390/s390.opt: Move tpf specific options...
11442 * config/s390/tpf.opt: to here. Add mmain option.
11443 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11444 * config/s390/tpf.h: Rewrite.
11446 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11448 * doc/tm.texi: Remove @xref{Cross-profiling}.
11450 2005-07-13 Jeff Law <law@redhat.com>
11452 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
11453 expressions, test their _DECL operands for pointer equality rather
11454 than using operand_equal_p.
11456 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11458 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
11459 (TARGET_POSIX_IO): This.
11460 * config/darwin.h: Likewise.
11461 * config/freebsd.h: Likewise.
11462 * config/linux.h: Likewise.
11463 * config/lynx.h: Likewise.
11464 * config/netbsd.h: Likewise.
11465 * config/rs6000/linux64.h: Likewise.
11466 * config/rs6000/linux.h: Likewise.
11467 * config/s390/tpf.h: Likewise.
11468 * config/sh/embed-elf.h: Likewise.
11469 * config/sparc/linux64.h: Likewise.
11470 * config/sparc/linux.h: Likewise.
11471 * config/svr4.h: Likewise.
11472 * gcov-io.h: Likewise.
11474 * doc/tm.texi: Updated.
11476 * libgcov.c (create_file_directory): Defined only if
11477 TARGET_POSIX_IO is defined.
11478 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
11481 2005-07-13 Jan Hubicka <jh@suse.cz>
11483 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
11485 2005-07-13 David Edelsohn <edelsohn@gnu.org>
11487 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
11488 structure as argument.
11490 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
11492 PR tree-optimization/21921
11493 * tree-iterator.c (tsi_link_before): Support the case when
11494 tsi_end_p (tsi) == true.
11496 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11498 PR tree-optimization/22442
11499 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
11502 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11504 PR rtl-optimization/20376
11505 * toplev.c (process_options): Enable -fweb and -frename-registers when
11507 * doc/invoke.texi: Update the information about when -fweb and
11508 -frename-registers are enabled.
11510 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11513 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
11514 if *rhs_p is not a SSA_NAME.
11516 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
11518 Fix PR tree-optimization/22422
11519 * tree-ssa-structalias.c (struct variable_info): Add flag for
11521 (get_varinfo): Now a static function.
11522 (new_varinfo): init has_union and is_special_var to false.
11523 (solution_set_add): Check has_union.
11524 (do_da_constraint): Move temporary variable so it gets reset
11526 Also check for special variable.
11527 (do_ds_constraint): Ditto.
11528 (do_sd_constraint): Ditto.
11529 (do_structure_copy): Check for special variable.
11530 (find_func_aliases): Ditto.
11531 (init_base_vars): Set special vars properly.
11533 2005-07-13 Jan Hubicka <jh@suse.cz>
11535 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
11538 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
11539 (get_expr_operands): Fix thinko wrt flags and subvars.
11541 PR tree-optimize/22379
11542 * tree-inline.c (expand_call_inline): Do not output sorry in early
11545 2005-07-12 Dale Johannesen <dalej@apple.com>
11547 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
11549 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11552 * host-linux.h: Include limits.h.
11554 2005-07-12 Dale Johannesen <dalej@apple.com>
11556 * expr.c (compress_float_constant): Add cost check.
11557 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
11559 2005-07-12 Dale Johannesen <dalej@apple.com>
11561 * gcc.target/i386/compress-float-sse.c: New.
11562 * gcc.target/i386/compress-float-sse-pic.c: New.
11563 * gcc.target/i386/compress-float-387.c: New.
11564 * gcc.target/i386/compress-float-387-pic.c: New.
11565 * gcc.dg/compress-float-ppc.c: New.
11566 * gcc.dg/compress-float-ppc-pic.c: New.
11568 2005-07-12 Eric Christopher <echristo@redhat.com>
11570 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11571 static extra parts.
11572 * config/s390/s390.md: Include tpf.md. Move tpf specific
11574 * config/s390/tpf.md: To here.
11575 * config/s390/s390.opt: Move tpf specific options...
11576 * config/s390/tpf.opt: to here. Add mmain option.
11577 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11578 * config/s390/tpf.h: Rewrite.
11580 2005-07-12 Eric Christopher <echristo@redhat.com>
11582 * gcc.c (struct infile): Update comment for language.
11583 (main): Rewrite input file resetting code.
11585 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11588 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11589 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11590 (lookup_avail_expr): Use constant_boolean_node instead
11591 of boolean_false_node/boolean_true_node.
11593 2005-07-12 Ben Elliston <bje@au.ibm.com>
11595 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11596 and use it when printing num_edges.
11598 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11600 * doc/extend.texi (Blackfin Built-in Functions): New section.
11601 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11604 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11606 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11607 s/cmpstrsi/cmpstrnsi
11608 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11610 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11611 (init_optabs): Initialize cmpstrn_optab.
11612 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11613 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11614 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11615 * config/i386/i386.md: s/cmpstr/cmpstrn
11616 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11617 * doc/md.texi: Update documentation.
11619 2005-07-11 Richard Henderson <rth@redhat.com>
11621 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11622 build_va_arg_indirect_ref.
11623 (alpha_gimplify_va_arg): Likewise.
11624 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11625 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11626 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11627 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11628 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11629 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11631 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11633 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11635 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11636 * passes.c (init_optimization_passes): Add pass_empty_loop.
11637 * tree-pass.h (pass_empty_loop): Declare.
11638 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11639 try_remove_empty_loop, remove_empty_loops): New functions.
11640 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11641 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11643 2005-07-12 Peter Barada <peter@the-baradas.com>
11645 PR middle-end/16719
11646 PR middle-end/18421
11647 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11648 in address registers.
11649 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11650 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11651 alternative of addsi3_5200.
11653 2005-07-11 Ian Lance Taylor <ian@airs.com>
11655 * config/mips/mips.md (ffs<mode>2): Remove.
11657 2005-07-11 Ian Lance Taylor <ian@airs.com>
11659 * doc/tree-ssa.texi (Cleanups): Improve description of
11661 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11663 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11665 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11666 * tree.h (DECL_ARGUMENT_FLD): New macro.
11668 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11670 Fix PR tree-optimization/22404
11672 * tree-ssa-structalias.c (create_variable_info_for): Use
11675 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11677 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11678 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11679 for second comparison operand.
11680 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11682 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11683 (define_insn_reservation "alu"): Likewise.
11684 (csync, ssync): Now of type sync.
11685 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11686 -mcsync-anomaly -mspecld-anomaly.
11687 * config/bfin/bfin.opt (mcsync): Remove.
11688 (mcsync-anomaly, mspecld-anomaly): Add.
11689 * config/bfin/bfin.c: Include "insn-codes.h".
11690 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11691 (TARGET_DEFAULT_TARGET_FLAGS): New.
11692 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11694 2005-07-11 Steven Bosscher <stevenb@suse.de>
11696 * basic-block.h: Give the BB flags enum a name, bb_flags.
11697 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11698 * cfgcleanup.c (enum bb_flags): Remove here.
11699 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11700 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11701 (update_forwarder_flag): Likewise.
11702 (thread_jump): Likewise.
11703 (try_forward_edges): Likewise.
11704 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11705 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11706 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11708 2005-07-11 Richard Guenther <rguenther@suse.de>
11710 * config/i386/i386.opt: New target option -msseregparm.
11711 * config/i386/i386.c (override_options): Error out for
11712 -msseregparm but no SSE support.
11713 (ix86_function_sseregparm): Check for global sseregparm.
11714 * doc/invoke.texi: Document -msseregparm.
11716 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11718 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11719 (m32rle-*-linux*): Ditto.
11721 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11723 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11724 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11727 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11729 PR middle-end/22239
11731 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11732 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11734 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11736 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11737 (varmap): Heapify varmap.
11738 (constraints): Heapify constraints.
11739 (struct constraint_graph): Heapify succs and preds.
11740 (constraint_vec_find): Update for heapification.
11741 (constraint_set_union): Ditto.
11742 (insert_into_complex): Ditto.
11743 (constraint_edge_vec_find): Ditto.
11744 (erase_graph_self_edge): Ditto.
11745 (add_graph_edge): Ditto.
11746 (get_graph_weights): Ditto.
11747 (merge_graph_nodes): Ditto.
11748 (build_constraint_graph): Ditto.
11749 (topo_visit): Ditto.
11750 (solve_graph): Ditto.
11751 (create_variable_info_for): Ditto.
11752 (init_base_vars): Ditto.
11753 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11754 (condese_varmap_nodes): Free complex vector.
11755 (clear_edges_for_node): Clear succs and preds vector.
11757 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11759 * tree-ssa-structalias.c (update_alias_info): Change counting of
11760 references to not include vdefs.
11762 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11764 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11765 (up_insert): Ditto.
11767 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11769 * pa.c (pa_commutative_p): Make PLUS commutative when
11770 TARGET_NO_SPACE_REGS is true.
11772 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11774 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11775 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11776 * tree-dfa.c (dump_subvars_for): New.
11777 (debug_subvars_for): New.
11778 (dump_variable): Show subvariables if VAR has them.
11779 * tree-flow-inline.h (get_subvar_at): New.
11780 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11781 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11783 (struct subvar): Change fields offset and size to unsigned
11785 (dump_subvars_for): Declare.
11786 (debug_subvars_for): Declare.
11787 (get_subvar_at): Declare.
11788 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11789 to unsigned HOST_WIDE_INT *.
11790 (overlap_subvar): Likewise.
11791 * tree-gimple.c (is_gimple_reg): Always return false for
11792 SFTs and memory tags.
11793 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11794 Update all callers.
11795 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11796 (compute_may_aliases): Call compute_points_to_sets.
11797 (collect_points_to_info_for): Remove.
11798 (compute_points_to_and_addr_escape): Remove.
11799 (delete_alias_info): Call delete_points_to_sets.
11800 (compute_flow_sensitive_aliasing): If the call to
11801 find_what_p_points_to returns false, call set_pt_anything.
11802 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11803 (set_pt_anything): Clear pi->pt_vars.
11804 (set_pt_malloc): Remove.
11805 (merge_pointed_to_info): Remove.
11806 (add_pointed_to_expr): Remove.
11807 (add_pointed_to_var): Remove.
11808 (collect_points_to_info_r): Remove.
11809 (is_escape_site): Make extern.
11811 (create_overlap_variables_for): Call it.
11812 * tree-ssa-copy.c (merge_alias_info): Never merge
11813 flow-sensitive alias information.
11814 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11815 offset and size to be unsigned HOST_WIDE_INT.
11816 (add_to_addressable_set): Rename from note_addressable.
11817 Set TREE_ADDRESSABLE as the variables are added to the set.
11819 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11820 operands into VUSEs when adding V_MAY_DEFs for members in an
11822 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11823 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11824 (struct variable_info): Add bitfield is_heap_var.
11825 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11826 (new_var_info): Initialize is_heap_var.
11827 (get_constraint_for): Add HEAP variables to the symbol table.
11828 Mark them with is_heap_var.
11829 (update_alias_info): New. Taken mostly from the old
11830 compute_points_to_and_addr_escape.
11831 (handle_ptr_arith): New.
11832 (find_func_aliases): Call update_alias_info.
11833 Call handle_ptr_info for tcc_binary expressions.
11834 Call mark_stmt_modified.
11835 (create_variable_info_for): If DECL has subvars, do not create
11836 variables for its subvars. Always add all the fields.
11837 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11838 SFTs, then add all the SFTs of the structure.
11839 If VI->DECL is an aggregate with subvariables, add the SFT at
11841 (find_what_p_points_to): If VI is an artificial variable,
11842 translate to bitfields in SSA_NAME_PTR_INFO.
11843 If the solution is empty, set pi->pt_vars to NULL
11844 (init_base_vars): Create ANYOFFSET.
11845 (compute_points_to_sets): Rename from create_alias_vars.
11847 (pass_build_pta): Remove.
11848 (delete_points_to_sets): Rename from delete_alias_vars.
11849 (pass_del_pta): Remove.
11850 * tree-ssa-structalias.h (struct alias_info): Move from
11852 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11853 NUM_REFERENCES_SET): Likewise.
11854 (compute_points_to_sets, delete_points_to_sets): Declare.
11856 2005-07-09 Richard Henderson <rth@redhat.com>
11858 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11859 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11860 alpha_split_lock_test_and_set_12): New functions.
11861 * config/alpha/alpha-protos.h: Update.
11862 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11863 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11864 * config/alpha/sync.md (I12MODE): New.
11865 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11866 (sync_<fetchop_name><I48MODE>): Likewise.
11867 (sync_nand<I48MODE>): Likewise.
11868 (sync_old_<fetchop_name><I48MODE>): Likewise.
11869 (sync_new_<fetchop_name><I48MODE>): Likewise.
11870 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11871 (sync_compare_and_swap<I48MODE>): Likewise.
11872 (sync_lock_test_and_set<I48MODE>): Likewise.
11873 (sync_compare_and_swap<I12MODE>): New.
11874 (sync_compare_and_swap<I12MODE>_1): New.
11875 (sync_lock_test_and_set<I12MODE>): New.
11876 (sync_lock_test_and_set<I12MODE>_1): New.
11878 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11882 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11884 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11886 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11887 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11889 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11892 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11894 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11896 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11897 memory_operand constraint.
11898 (store_conditional_<mode>): Same.
11899 (sync_compare_and_swap<mode>): Same.
11900 (sync_lock_test_and_set<mode>): Same.
11902 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11904 Rewrite PIC support to more closely model actual instructions.
11905 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11906 (cris_symbol): Remove prototypes for removed functions.
11907 (cris_pic_symbol_type_of, cris_valid_pic_const)
11908 (cris_expand_pic_call_address): Prototypes for new functions.
11909 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11911 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11913 <case ':'>: Add case for new punctuation character.
11914 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11915 emitting (extra) PIC modifier.
11916 <case UNSPEC>: Do not assert for PLT.
11917 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11918 (cris_expand_prologue, cris_expand_epilogue): Check
11919 for pic_offset_table_rtx usage instead of taking
11920 current_function_uses_pic_offset_table as the final word.
11921 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11922 Remove flag_pic difference.
11923 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11924 the moral equivalents of...
11925 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11927 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11928 (cris_handle_option): Mark ARG as unused.
11929 (cris_expand_pic_call_address): New worker function for "call",
11931 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11932 output PIC constructs here.
11933 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11934 as symbol-specific modifers, not whole or part of operands.
11935 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11936 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11937 constants and flag_pic.
11938 (CONSTANT_INDEX_P): Adjust for new functions.
11939 (enum cris_pic_symbol_type): New helper type.
11940 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11941 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11942 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11944 ("movsi"): Emit actual instructions for GOT and relative access.
11945 ("*movsi_got_load"): New pattern to set up the register holding
11947 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11948 Adjust FIXME for 'S'.
11949 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11950 Use "movs" for -fpic cases.
11951 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11952 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11953 ("call", "call_value"): Just call cris_expand_pic_call_address for
11955 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11956 Remove special pattern.
11957 ("*expanded_call_side", "*expanded_call_value_side"): New
11959 (gotplt-to-plt, gotplt-to-plt-side-call)
11960 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11962 * config/cris/cris/predicates.md
11963 ("cris_general_operand_or_gotless_symbol"): Remove unused
11965 ("cris_general_operand_or_symbol"): Adjust for new functions.
11967 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11969 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11971 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11973 * Makefile.in (TREE_H): Add treestruct.def.
11974 (c-decl.o): Add pointer-set.h
11975 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11976 visibility on regular DECL's.
11977 (merge_decls): Fix the copying of decl nodes of various types for
11978 the new structures. Don't update RTL, section name, weak status,
11979 etc, on DECL's without RTL.
11980 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11981 Don't check volatile on non-variable types.
11982 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11983 to check whether we have seen arguments.
11984 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11985 flag is checked before field (flag is common, field is not).
11986 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11987 TS_DECL_COMMON could have an origin.
11988 (add_location_or_const_value_attribute): Don't check section name
11989 on non-var/function decls.
11990 (dwarf2out_var_location): Reverse order of tests.
11991 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11992 with DECL_WRTL_CHECK.
11993 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11994 * fold-const.c (fold_binary): Don't check weakness on
11995 non-var/function decls.
11996 (tree_expr_nonzero_p): Ditto.
11997 (fold_checksum_tree): Use tree_decl_extra as sizeof
11999 * ggc-page.c (extra_order_size_table): Add sizes for
12000 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
12002 * gimplify.c (gimplify_bind_expr): Only set
12003 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
12004 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
12006 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
12007 * langhooks.h (init_ts). New langhook.
12008 * passes.c (rest_of_decl_compilation): Reverse order of tests.
12009 * print-tree.c (print_node): Update to only print fields that
12010 exist in the structures the passed decl has.
12011 * toplev.c (wrapup_global_declarations): Don't reset
12012 DECL_DEFER_OUTPUT on DECL's that don't contain it.
12013 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
12014 * tree-inline.c (remap_decl): Ditto.
12015 * tree-outof-ssa.c (create_temp): Reverse order of tests.
12016 * tree-pretty-print.c (print_declaration): Don't print
12017 DECL_REGISTER on things that don't contain it.
12018 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
12019 non-var/function decls.
12020 * tree.c (tree_contains_struct): New structure.
12021 (init_priority_for_decl): New hashtable.
12022 (tree_int_map): New structure.
12023 (tree_int_map_eq): New function.
12024 (tree_int_map_marked_p): Ditto.
12025 (tree_int_map_hash): Ditto.
12026 (tree_map): Move to tree.h.
12027 (tree_map_eq): Externalize.
12028 (tree_map_hash): Ditto.
12029 (tree_map_marked_p): Ditto.
12030 (init_ttree): Set up tree_contains_struct and call langhook.
12031 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
12032 (tree_code_size): Update for new structures.
12033 (tree_node_structure): Update for new structures.
12034 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
12036 (copy_node_stat): Copy init priority.
12037 (build_decl_stat): Ditto for visibility.
12038 (ts_enum_names): New.
12039 (tree_contains_struct_check_failed): New function.
12040 (decl_init_priority_lookup): Ditto.
12041 (decl_init_priority_insert): Ditto.
12042 * treestruct.def: New file.
12043 * tree.h (CODE_CONTAINS_STRUCT): New macro.
12044 (CONTAINS_STRUCT_CHECK): Ditto.
12045 (tree_contains_struct_check_failed): New prototype.
12046 (DECL_CHECK): Removed.
12047 (DECL_MINIMAL_CHECK): New.
12048 (DECL_COMMON_CHECK): Ditto.
12049 (DECL_WRTL_CHECK): Ditto.
12050 (DECL_NON_COMMON_CHECK): Ditto.
12051 (DECL_WITH_VIS_CHECK): Ditto.
12052 (VAR_OR_FUNCTION_DECL_P): Ditto
12053 (struct tree_decl_minimal): New structure.
12054 (struct tree_decl_common): Ditto.
12055 (struct tree_decl_with_rtl): Ditto.
12056 (struct tree_decl_with_vis): Ditto.
12057 (struct tree_decl_non_common): Ditto.
12058 (struct tree_field_decl): Ditto.
12059 (struct tree_parm_decl): Ditto.
12060 (struct tree_var_decl): Ditto.
12061 (struct tree_function_decl): Ditto.
12062 (struct tree_const_decl): Ditto.
12063 (struct tree_result_decl): Ditto.
12064 (union tree_node): Add new structures.
12065 * var-tracking.c (track_expr_p): Reverse order of tests.
12067 * doc/c-tree.texi: Add documentation on DECL node internal structure.
12069 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12071 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
12072 * system.h: Poison FINALIZE_PIC.
12073 * doc/tm.texi (FINALIZE_PIC): Remove.
12075 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12078 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
12079 to the correct type if we have a MODIFY_EXPR.
12081 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12083 PR tree-optimization/22360
12084 * tree.c (upper_bound_in_type): Fix calculations for casting
12085 to a non-wider signed type and casting a signed value to a
12086 wider unsigned type.
12087 (lower_bound_in_type): Fix calculations for casting to a
12088 non-wider signed type.
12090 PR tree-optimization/20139
12091 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
12093 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
12094 fold_cond_expr_cond.
12095 * tree-ssanames.c (release_defs): Assert in_ssa_p.
12096 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
12098 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12101 * tree-complex.c (expand_complex_libcall): Produce
12102 REALPART_EXPR/IMAGPART_EXPR with the correct type.
12104 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12106 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
12107 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
12108 b" assert and inserted fastpath code for this case.
12109 (bitmap_ior): Removed "a != b" assert.
12111 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12113 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
12114 (ENDFILE_SPEC): Likewise.
12115 * config/m32r/m32r.h (ASM_SPEC): Likewise.
12117 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
12118 a large stack frame at epilogue.
12120 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
12122 * final.c: Include sdbout.h when required.
12124 2005-07-07 Geoffrey Keating <geoffk@apple.com>
12126 * config.gcc (*-*-darwin*): Only one target-specific header file
12127 for generic darwin.
12128 (powerpc-*-darwin*): Add version-specific header files.
12129 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
12130 * config.in: Regenerate.
12131 * configure: Regenerate.
12132 * gcc.c: Include xregex.h.
12133 (version_compare_spec_function): New.
12134 (spec_function): Add version-compare.
12135 (replace_outfile_spec_function): Reformat comment.
12136 (compare_version_strings): New.
12137 * config/darwin-c.c (version_as_macro): New.
12138 (builtin_define): New.
12139 (darwin_cpp_builtins): New.
12140 * config/darwin-protos.h (darwin_cpp_builtins): New.
12141 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
12142 (LIB_SPEC): Make unconditional, update comment.
12143 (TARGET_C99_FUNCTIONS): Define.
12144 * config/darwin.opt: Sort.
12145 (mmacosx-version-min=): New.
12146 * config/darwin7.h: Delete.
12147 * config/darwin8.h: Delete.
12148 * config/i386/darwin.h (): Call darwin_cpp_builtins.
12149 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
12150 (TARGET_C99_FUNCTIONS): Define.
12151 * config/rs6000/darwin7.h: New.
12152 * config/rs6000/darwin8.h: New.
12153 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
12154 (-mmacosx-version-min): Document.
12156 2005-07-07 Ian Lance Taylor <ian@airs.com>
12158 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
12160 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
12162 PR middle-end/22239
12163 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
12165 2005-07-07 Khem Raj <kraj@mvista.com>
12167 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
12168 in bytes, not words.
12170 2005-07-07 Paul Brook <paul@codesourcery.com>
12172 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
12173 DEFAULT_FUNCTION_ARG_PADDING to upward.
12175 2005-07-07 Richard Henderson <rth@redhat.com>
12177 * function.c (locate_and_pad_parm): Record parameter alignment in
12178 stack_alignment_needed.
12180 2005-07-07 David Edelsohn <edelsohn@gnu.org>
12182 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
12183 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
12184 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
12185 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
12186 (define_attr "type"): Add isync, sync, load_l, store_c.
12187 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
12188 Create scratch volatile MEM.
12189 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
12191 (load_locked_<mode>): New.
12192 (store_conditional_<mode>): New.
12193 (sync_compare_and_swap<mode>): Replace with splitter.
12194 (sync_lock_test_and_set<mode>): Replace with splitter.
12195 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
12197 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
12198 is ics. Attribute isync.
12199 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
12201 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
12202 and UNSPECV_SYNC_OP.
12203 (emit_unlikely_jump): New.
12204 (emit_load_locked): New.
12205 (emit_store_conditional): New.
12206 (rs6000_split_compare_and_swap): New.
12207 (rs6000_split_lock_test_and_set): New.
12208 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
12209 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
12210 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
12211 rs6000_split_lock_test_and_set): Declare.
12212 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
12213 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
12214 store_c, isync, sync.
12216 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
12218 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
12219 filenames to gtyp-gen.h.
12220 (s-typ-gen): Use it in place of for loops.
12222 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
12224 * hooks.c (hook_bool_rtx_int_false): New function.
12225 * hooks.h (hook_bool_rtx_int_false): Declare.
12226 * target-def.h (TARGET_COMMUTATIVE_P): Define.
12227 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
12228 * target.h (struct gcc_target): Add commutative_p member.
12229 * targhooks.c (hook_bool_rtx_commutative_p): New function.
12230 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
12231 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
12232 (pa_commutative_p): New function.
12233 * jump.c (target.h): Include.
12234 (rtx_renumbered_equal_p): Use targetm.commutative_p.
12235 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
12237 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12239 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
12240 (s390_expand_setmem): New.
12241 * config/s390/s390.c: Likewise.
12242 (print_shift_count_operand): Truncate to 12 bits instead of 6.
12244 * config/s390/s390.md: ("setmem<mode>"): Accept character as
12245 general_operand. Call new function "s390_expand_setmem".
12246 ("clrmem_long", "*clrmem_long"): Rewrite to ...
12247 ("setmem_long", "*setmem_long"): ... this.
12249 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12251 * config/s390/s390.c: (optimization_options): Enable
12252 TARGET_MVCLE at -Os.
12253 * doc/invoke.texi: Document changes in default behaviour.
12254 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
12256 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12258 * expr.c: (set_storage_via_setmem): Convert opchar to mode
12259 defined by back-end.
12261 2005-07-07 Jakub Jelinek <jakub@redhat.com>
12263 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
12264 all sets in the pattern.
12265 * config/rs6000/rs6000.md (stack_protect_testsi,
12266 stack_protect_testdi): Likewise.
12268 2005-07-06 Jeff Law <law@redhat.com>
12270 * tree-vrp.c (simplify_using_ranges): Kill.
12271 (vrp_finalize): Remove call to simplify_using_ranges.
12272 (simplify_stmt_using_ranges): New function extracted from
12273 simplify_using_ranges.
12274 (simplify_div_or_mod_using_ranges): Likewise.
12275 (simplify_abs_using_ranges): Likewise.
12276 (simplify_cond_using_ranges): New function.
12277 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
12278 * tree-ssa-propagate.c (substitute_and_fold): Call
12279 simplify_stmt_using_ranges if we have range information.
12281 2005-07-06 James E. Wilson <wilson@specifixinc.com>
12283 * config/ia64/ia64.c (ia64_reorg): Check optimize before
12284 ia64_flag_schedule_isns2.
12286 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
12287 reading/writing general registers.
12288 (ia64_function_arg): Revert 2005-06-18 change.
12290 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12292 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
12293 (legitimize_tls_address): Use gcc_unreachable instead of abort.
12295 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
12297 * function.c (expand_function_end): Revert part of 2005-06-27
12298 patch. Do sjlj_emit_function_exit_after after return_label.
12300 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12302 * doc/install.texi (--disable-libssp): New.
12304 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
12306 * doc/invoke.texi: Update -fforce-mem documentation.
12307 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
12308 code for -fforce-mem.
12309 * expmed.c: (store_bit_field,store_fixed_bit_field,
12310 extract_bit_field): Ditto.
12311 * expr.c: (convert_move): Ditto.
12312 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
12313 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
12314 emit_conditional_add,expand_float,expand_fix): Ditto.
12315 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
12316 (common_handle_option): Issue warning when -fforce-mem specified.
12318 2005-07-06 Paul Brook <paul@codesourcery.com>
12320 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
12322 * configure: Regenerate.
12324 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
12326 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
12328 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
12330 Fix PR tree-optimization/22319
12331 Fix PR tree-optimization/22140
12332 Fix PR tree-optimization/22310
12334 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
12335 variable sized types.
12336 Use correct type for intermediate structure on *a = *b structure
12339 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12341 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
12343 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
12344 (machine_function): Move typedef to...
12345 * config/rs6000/rs6000.c (machine_function): ... here. Add
12346 varargs_save_offset field.
12347 (rs6000_stack_t): Remove varargs_size field.
12348 (setup_incoming_varargs): Allocate varargs save area using
12349 assign_stack_local, try to make it as small as possible.
12350 Save offset from virtual_stack_vars_rtx to the save area
12351 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
12352 instead of magic 8 when fp word byte size is used.
12353 (rs6000_va_start): Use cfun->machine->varargs_save_offset
12354 instead of -RS6000_VARARGS_SIZE.
12355 (rs6000_stack_info, debug_stack_info,
12356 rs6000_initial_elimination_offset): Remove all traces of
12358 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
12359 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
12360 RS6000_VARARGS_AREA.
12362 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
12364 PR tree-optimization/21963
12365 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
12366 constant_multiple_of in the same way get_computation_cost_at does.
12368 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12370 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
12371 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
12372 (gen_compare_reg): If sparc_compare_emitted is set, clear it
12373 and return its previous value.
12374 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
12375 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
12377 (stack_protect_set, stack_protect_test): New expanders.
12378 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
12379 stack_protect_testdi): New insns.
12380 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12381 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
12383 2005-07-06 Jeff Law <law@redhat.com>
12385 * tree-ssa-dce.c (cfg_altered): New global.
12386 (tree_dce_init): Initialize cfg_altered.
12387 (remove_dead_stmt): If we remove an edge in the CFG, then set
12389 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
12392 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12394 * Makefile.in (stamp-collect-ld): Use
12395 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
12396 ./collect-ld if it already exists.
12397 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
12398 Don't remove ./nm if it already exists.
12400 2005-07-05 Devang Patel <dpatel@apple.com>
12402 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
12403 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
12404 * tree-vectorizer.c (vect_loop_location): New.
12405 (vect_print_dump_info): Use vect_loop_location.
12406 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
12407 (vectorize_loops): Set vect_loop_location.
12408 * tree-vect-analyze.c (vect_analyze_offset_expr,
12409 vect_determin_vectorization_factor, vect_analyze_operations,
12410 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
12411 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
12412 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
12413 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
12414 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
12415 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
12416 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
12417 vect_analyze_loop): Adjust vect_print_dump_info API.
12418 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
12419 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
12420 vect_finish_stmt_generation, vectorizable_assignment,
12421 vectorizable_operation, vectorizable_store, vectorizable_load,
12422 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
12423 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
12424 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
12425 vect_transform_loop): Same.
12426 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
12427 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
12430 2005-07-05 Randolph Chung <tausq@debian.org>
12432 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
12433 * configure: Regenerate.
12434 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
12435 (pa_tls_referenced_p): Declare.
12436 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
12437 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
12438 (legitimize_tls_address): New.
12439 (hppa_legitimize_address): Handle TLS addresses.
12440 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
12441 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12442 (emit_move_sequence): Handle TLS addresses.
12443 (pa_encode_section_info): Call default handler to handle common
12445 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
12446 (CONSTANT_ADDRESS_P): Reject TLS operands.
12447 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
12448 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
12449 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
12450 (UNSPEC_TLSLE): Define new constants.
12451 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
12452 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
12453 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
12454 (tie_symbolic_operand, tle_symbolic_operand): New
12456 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
12458 * aclocal.m4: Update macros for autoconf 2.59 style.
12459 * configure.ac: Likewise.
12461 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12463 * pa.c (function_value): Handle small aggregates on 32-bit targets.
12464 (function_arg): Pass small aggregates in general registers on 32-bit
12466 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
12468 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
12470 * Makefile.in (final.o): Fix dependencies.
12472 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12476 * langhooks.h (struct lang_hooks): Add expr_to_decl.
12477 * langhooks.c (lhd_expr_to_decl): New.
12478 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
12480 (LANG_HOOKS_INITIALIZER): Update.
12481 * tree.c (recompute_tree_invarant_for_addr_expr): Call
12482 expr_to_decl langhook.
12483 * c-tree.h (c_expr_to_decl): Declare.
12484 * c-typeck.c (c_expr_to_decl): New.
12485 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
12487 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
12489 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12492 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
12493 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
12495 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
12497 * Makefile.in: Adjust dependencies.
12498 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
12499 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
12500 * alias.c (rest_of_handle_cfg, pass_cfg): New.
12501 * bb-reorder.c (duplicate_computed_gotos): Make it static.
12502 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
12503 rest_of_compilation.
12505 * bb-reorder.c (gate_duplicate_computed_gotos,
12506 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
12507 rest_of_handle_reorder_blocks, pass_reorder_blocks,
12508 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
12509 pass_partition_blocks): New.
12510 * bt-load.c (gate_handle_branch_target_load_optimize,
12511 rest_of_handle_branch_target_load_optimize,
12512 pass_branch_target_load_optimize): New.
12513 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
12515 * cfglayout.c (pass_insn_locators_initialize): New.
12516 * cfgrtl.c (pass_free_cfg): New.
12517 * combine.c (gate_handle_combine, rest_of_handle_combine,
12518 pass_combine): New.
12519 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
12520 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
12521 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
12522 * except.c (pass_set_nothrow_function_flags,
12523 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
12525 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
12526 rest_of_handle_shorten_branches, pass_shorten_branches,
12527 rest_of_clean_state, pass_clean_state): New.
12528 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
12529 rest_of_handle_remove_death_notes, pass_remove_death_notes,
12530 rest_of_handle_life, pass_life, rest_of_handle_flow2,
12532 * function.c (pass_instantiate_virtual_regs, pass_init_function,
12533 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
12534 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12535 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
12537 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
12538 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
12539 pass_rtl_ifcvt, gate_handle_if_after_combine,
12540 rest_of_handle_if_after_combine, pass_if_after_combine,
12541 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
12542 pass_if_after_reload): New.
12543 * integrate.c (pass_initial_value_sets): New.
12544 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
12545 pass_purge_lineno_notes): New.
12546 * mode-switching.c (rest_of_handle_mode_switching,
12547 pass_mode_switching): New.
12548 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
12549 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
12551 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
12552 pass_loop_optimize): New.
12553 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
12555 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
12557 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
12558 pass_postreload_cse): New.
12559 * profile.c (gate_handle_profiling, pass_profiling,
12560 rest_of_handle_branch_prob, pass_branch_prob): New.
12561 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
12562 pass_split_before_regstack, gate_handle_split_before_regstack,
12563 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
12564 rest_of_handle_split_all_insns, pass_split_all_insns): New.
12565 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
12566 pass_stack_regs): New.
12567 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
12568 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
12569 pass_stack_adjustments): New.
12570 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
12571 pass_regrename): New.
12572 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
12573 pass_delay_slots, gate_handle_machine_reorg,
12574 rest_of_handle_machine_reorg, pass_machine_reorg): New.
12575 * rtl.h (extern void purge_line_number_notes): New.
12576 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
12577 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
12579 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
12581 * value-prof.c (gate_handle_value_profile_transformations,
12582 rest_of_handle_value_profile_transformations,
12583 pass_value_profile_transformations): New.
12584 * var-tracking.c (gate_handle_var_tracking,
12585 pass_variable_tracking): New.
12586 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12588 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12589 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12590 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12591 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12592 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12593 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12594 rest_of_handle_gcse2, rest_of_handle_regmove,
12595 rest_of_handle_tracer, rest_of_handle_if_conversion,
12596 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12597 rest_of_handle_web, rest_of_handle_branch_prob,
12598 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12599 rest_of_handle_jump_bypass, rest_of_handle_combine,
12600 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12601 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12602 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12603 rest_of_handle_mode_switching, rest_of_handle_jump,
12604 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12605 rest_of_handle_flow2, rest_of_handle_jump2,
12606 rest_of_handle_peephole2, rest_of_handle_postreload,
12607 rest_of_handle_shorten_branches, rest_of_clean_state,
12608 rest_of_compilation): Remove.
12610 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12611 * passes.c (dump_flags, in_gimple_form, all_passes,
12612 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12613 register_dump_files, next_pass_1, last_verified, execute_todo,
12614 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12615 from tree-optimize.c.
12616 (init_optimization_passes): Moved from tree-optimize.c,
12617 adding the RTL optimizations.
12618 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12619 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12620 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12621 register_dump_files, next_pass_1, last_verified, execute_todo,
12622 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12623 init_tree_optimization_passes, ipa_passes): Delete.
12624 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12626 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12627 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12629 (ipa_passes): Remove.
12630 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12631 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12632 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12633 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12634 (dump_info_p, dump_flag): Moved to tree-dump.h.
12636 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12638 * passes.c (finish_optimization_passes): Use dump_begin
12639 and dump_end, TDI_end.
12640 (gate_rest_of_compilation): New.
12641 (pass_rest_of_compilation): Use it.
12642 (gate_postreload, pass_postreload): New.
12643 * toplev.c (general_init): Rename init_tree_optimization_passes.
12644 * toplev.h (init_tree_optimization_passes): Rename to
12645 init_optimizations_passes.
12646 * tree-dump.c (dump_flag): Make static.
12647 (dump_files): Remove RTL dumps.
12648 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12649 pass_cleanup_cfg, pass_free_cfg_annotations,
12650 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12651 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12652 * tree-pretty-print.c: Include tree-pass.h.
12653 * cgraph.c: Include tree-dump.h.
12655 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12657 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12658 Only fall back to saying it points to readonly memory if
12659 we can't do better.
12661 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12663 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12664 * config/m32r/m32r.c (m32r_compute_frame_size,
12665 m32r_expand_prologue): Take current_function_profile into
12666 account whenever we reference
12667 current_function_uses_pic_offset_table.
12668 (m32r_finalize_pic): Remove.
12669 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12671 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12673 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12674 instead of $<. Don't remove ./as if it already exists.
12676 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12679 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12680 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12681 for complex modes when generating code for PA 1.0.
12682 (VALID_FP_MODE_P): New macro.
12683 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12684 sets for all general and floating point modes. Align wide floating
12685 point modes to even register boundaries to comply with architectural
12687 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12688 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12689 (VALID_FP_MODE_P): New macro.
12690 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12691 sets for all general and floating point modes. Align wide floating
12692 point modes to even register boundaries to comply with architectural
12695 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12697 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12700 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12702 * tree-ssa-structalias.c: Don't include expr.h.
12704 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12706 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12709 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12711 Fix PR tree-optimization/22279
12713 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12716 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12718 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12720 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12722 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12723 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12724 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12725 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12726 config/stormy16/stormy16.c, config/v850/v850.c,
12727 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12728 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12729 Avoid "." or "\n" at end of diagnostics and capital letters at
12730 start of diagnostics.
12731 * combine.c, cse.c: Don't translate dump file output.
12732 * toplev.c (print_version): Only translate output if going to
12735 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12737 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12738 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12741 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12743 * pa.c (fix_range): Fix typo in comment.
12745 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12747 * tree-vrp.c (extract_range_from_assert): Replace
12748 fold (build (...)) with fold_build2.
12750 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12752 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12753 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12754 (format_types_orig, handle_format_attribute): Add support for
12757 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12759 * varasm.c (assemble_variable): Fix format specifier thinko.
12761 2005-07-03 Ira Rosen <irar@il.ibm.com>
12763 PR tree-optimization/22029 (and 22135)
12764 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12765 a phi node before calling dump_vops.
12767 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12769 * tree-dump.h (dump_string_field): Declare.
12770 * tree-dump.c: Use it instead of dump_string.
12771 (dump_string_field): Make non-static.
12773 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12775 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12776 up the minimal CFG stuff always when optimize > 0. Call
12777 split_all_insns_noflow in PIC case if needed.
12779 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12780 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12783 * c-decl.c (c_write_global_declarations): Dump contents of
12785 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12786 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12787 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12788 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12791 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12793 * c-common.h (GCC_DIAG_STYLE): Define.
12794 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12795 version for format checking to 4.1.
12796 * c-format.c: Include toplev.h after c-common.h.
12797 (enum format_type): Add gcc_tdiag_format_type.
12798 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12799 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12800 (format_types_orig): Add gcc_tdiag.
12801 (init_dynamic_diag_info): Support gcc_tdiag formats.
12802 (handle_format_attribute): Likewise.
12803 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12804 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12805 version for format checking to 4.1.
12806 (warning0, warning, error, pedwarn, sorry): Use
12807 ATTRIBUTE_GCC_DIAG.
12808 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12809 (finish_aliases_1): Do not use %qE.
12810 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12811 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12812 Correct format bugs.
12813 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12814 parameter to unsigned HOST_WIDE_INT.
12815 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12817 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12819 PR middle-end/21742
12820 * expr.c (write_complex_part): Use adjust_address for MEM.
12821 (read_complex_part): Same.
12823 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12825 Fix PR tree-optimization/22280
12827 * tree-sra.c (generate_element_init): Remove useless loop.
12829 2005-07-02 Richard Henderson <rth@redhat.com>
12831 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12833 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12835 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12837 PR middle-end/14490
12838 * fold-const.c (fold_binary): Handle the return value of
12839 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12840 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12842 2005-07-02 Jeff Law <law@redhat.com>
12844 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12845 a eliminate type conversion which feeds an equality comparison
12846 if the original type or either operand in the comparison is a
12849 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12851 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12852 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12854 * config/avr/avr.c: Do not use '`' as left quote.
12855 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12856 Remove "." from end of diagnostics. Make diagnostics start with
12859 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12860 Joseph S. Myers <joseph@codesourcery.com>
12862 * toplev.c (default_tree_printer): Handle setting location with
12864 * c-objc.common.c (c_tree_printer): Likewise.
12865 * c-format.c (gcc_diag_flag_specs): Add '+'.
12866 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12867 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12869 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12870 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12871 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12872 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12873 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12874 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12875 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12876 format arguments where %J is used without %D.
12878 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12880 * gcc.c (LINK_SSP_SPEC): Define.
12881 (link_ssp_spec): New variable.
12882 (LINK_COMMAND_SPEC): Add %(link_ssp).
12883 (static_specs): Add link_ssp_spec.
12884 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12885 * configure: Rebuilt.
12886 * config.in: Rebuilt.
12888 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12889 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12890 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12891 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12892 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12893 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12894 -0x7008(2) instead of reading __stack_chk_guard variable.
12895 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12897 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12898 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12899 if TARGET_THREAD_SSP_OFFSET is defined.
12900 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12901 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12904 2005-06-27 Richard Henderson <rth@redhat.com>
12905 * libgcc-std.ver (GCC_4.1.0): New.
12906 * libgcc.h (__stack_chk_guard): Declare.
12907 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12908 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12909 * mklibgcc.in (lib2funcs): Add them.
12911 2005-07-01 Richard Henderson <rth@redhat.com>
12913 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12914 void * before struct sigcontext *.
12915 (x86_fallback_frame_state): Likewise.
12917 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12919 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12921 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12924 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12925 we check for SSA_NAME for.
12927 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12929 Fix PR tree-optimization/22071
12931 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12933 (get_constraint_for_component_ref): Use it.
12935 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12938 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12939 print out the last new line.
12941 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12943 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12944 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12945 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12946 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12947 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12948 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12949 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12950 (enum reg_class): New member CC0_REGS.
12951 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12952 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12953 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12954 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12955 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12956 Adjust for register now described.
12958 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12961 * config/i386/i386.md (stack_protect_test_si,
12962 stack_protect_test_di): Add earlyclobber for scratch 3.
12963 * config/rs6000/rs6000.md (stack_protect_testsi,
12964 stack_protect_testdi): Add earlyclobber for scratch 3,
12965 remove earlyclobber from scratch 4.
12967 Older entries for 2005 can be found in ChangeLog-2005.