1 2005-12-31 Andrew Pinski <pinskia@ohysics.uc.edu>
4 * tree-ssa-pre.c (compute_avail): Treat the static chain decl as a
5 parameter and pretend that it is defined in the entry basic block.
7 2005-12-30 Kazu Hirata <kazu@codesourcery.com>
9 * tree-outof-ssa.c (_elim_graph): Change the type of STACK to
11 (new_elim_graph, delete_elim_graph, elim_forward,
12 eliminate_phi): Use the VEC API on STACK.
14 2005-12-29 Daniel Berlin <dberlin@dberlin.org>
16 * tree.h (VALUE_HANDLE_VUSES): New.
17 (struct tree_value_handle): Add vuses.
19 * tree-vn.c (struct val_expr_pair_d): Remove stmt, add vuses.
20 (vn_compute): Remove stmt argument.
21 Don't use vuses in hash value computation.
22 (val_expr_pair_eq): Compare vuse lists.
23 (copy_vuses_from_stmt): New function.
24 (shared_vuses_from_stmt): Ditto.
25 (vn_add): Rewrite in terms of vn_add_with_vuses.
26 (vn_add_with_vuses): New function.
27 (vn_lookup): Rewrite in terms of vn_lookup_with_vuses.
28 (vn_lookup_with_vuses): New function.
29 (vuses_compare): New function.
30 (print_creation_to_file): Ditto.
31 (vn_lookup_or_add): Rewrite to handle vuses.
32 (sort_vuses): New function.
33 (vn_lookup_or_add_with_vuses): Ditto.
34 (vn_init): Initialize shared_lookup_vuses.
35 (vn_delete): Free shared_lookup_vuses.
37 * tree-ssa-pre.c: Update todo list.
38 (bb_value_sets_t): Add rvuse_in, rvuse_out, rvuse_gen, and
40 (RVUSE_IN): New macro.
44 (modify_expr_node_pool): New function.
47 (mergephitemp): Ditto.
49 (struct expr_pred_trans_d): Add vuses member.
50 (expr_pred_trans_eq): Compare vuses.
51 (phi_trans_lookup): Add vuses argument.
52 (phi_trans_add): Ditto.
53 (translate_vuses_through_block): New function.
54 (phi_translate): Use vuses to ask about those expressions that can
56 Properly translate virtual uses through phis, and use
57 vn_lookup_or_add_with vuses. Handle tcc_reference.
58 (phi_translate_set): Don't add pointless translations to the
60 (get_representative): New function.
61 (vuses_dies_in_block_x): Ditto.
62 (valid_in_set): Add block argument. Check virtual use validity.
63 (clean): Add block argument. Update call to valid_in_set
64 (compute_antic_aux): Update call to clean.
65 (dump_bitmap_of_names): New function.
66 (compute_vuse_representatives): Ditto.
67 (compute_rvuse): Ditto.
68 (can_value_number_call): Modified to accept calls with vuses.
69 (can_value_number_operation): New function.
70 (can_PRE_operation): Ditto.
71 (need_creation): New vector of stores that may need creation.
72 (find_or_generate_expression): use can_PRE_operation.
73 (create_expression_by_pieces): Handle INDIRECT_REF.
74 Only create one temp until we have to change types.
75 Mark new vars for renaming.
76 (insert_into_preds_of_block): Ignore loopiness of loads.
77 Use can_PRE_operation.
78 Only create one temp until we have to chnge types.
79 (insert_aux): Use can_PRE_operation.
80 Don't pass name to insert_into_preds_of_block.
81 (insert_extra_phis): Only use one temp until we have to change
83 (poolify_tree): New function.
84 (modify_expr_template): New var.
85 (poolify_modify_expr): New function.
86 (insert_fake_stores): Ditto.
87 (realify_fake_stores): Ditto.
88 (compute_avail): Use can_value_number_operation.
89 (mark_operand_necessary): Return NULL for non-SSA names.
90 (remove_dead_inserted_code): Update comment.
91 (init_pre): Initialize pretemp, need_creation, storetemp,
92 mergephitemp, prephitemp.
93 Create modify_expr_node_pool.
94 (fini_pre): Free modify_expr_node_pool and need_creation array.
95 (execute_pre): Call insert_fake_stores, compute_rvuse, and
97 * tree-flow.h (vn_compute): Fix prototype.
101 (vn_lookup_or_add_with_vuses): Ditto.
102 (vn_add_with_vuses): Ditto.
103 (vn_lookup_with_vuses): Ditto.
104 * passes.c (pass_may_alias): Add.
106 2005-12-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
108 * c-pretty-print.h (struct c_pretty_print_info): Add new member
110 (pp_constant): New macro.
111 * c-pretty-print.c (pp_c_pretty_printer_init): Set pp->constant.
113 2005-12-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
116 * pa.md: Remove REG_POINTER check from REG+REG peephole2 floating-point
119 2005-12-29 Mike Stump <mrs@apple.com>
121 * doc/invoke.texi (Objective-C and Objective-C++ Dialect Options
122 -fobjc-exceptions): Don't imply this doesn't work with the GNU
125 2005-12-29 Nathan Sidwell <nathan@codesourcery.com>
127 * varasm.c (get_section): Use gcc_assert.
129 2005-12-29 Paul Brook <paul@codesourcery.com>
131 * config/m68k/m68k.h (RETURN_ADDR_RTX): Define.
132 * config/m68k/m68k.c (m68k_initial_elimination_offset): Remove FIXME.
133 Include offset due to FIRST_PARM_OFFSET.
135 2005-12-29 Paul Brook <paul@codesourcery.com>
137 * config/m68k/lb1sf68.asm (__cmpdf2): Fix typo in immediate mask.
138 Create wrapper and rename body...
139 (__cmpdf2_internal): ... to this. Return correct value for unordered
141 (__cmpsf2): Create wrapper and rename body...
142 (__cmpsf2_internal): ... to this. Return corerct value for unordered
144 (__eqdf2, __nedf2, __gtdf2, __gedf2, __ltdf2, __ledf2): Use
146 (__eqsf2, __nesf2, __gtsf2, __gesf2, __ltsf2, __lesf2): Use
149 2005-12-29 Paul Brook <paul@codesourcery.com>
151 * config/m68k/fpgnulib.c (__extendsfdf2): Handle negative zero.
152 (__truncdfsf2): Ditto.
153 (__extenddfxf2): Ditto.
154 (__truncxfdf2): Ditto.
155 * config/m68k/lb1sf68.asm (__addsf3): Return -0.0 for -0.0 + -0.0.
158 2005-12-29 Daniel Jacobowitz <dan@codesourcery.com>
159 Paul Brook <paul@codesourcery.com>
161 * config/m68k/m68k.c (m68k_output_pic_call): Don't use bsr.l for
163 * config/m68k/t-m68kelf (EXTRA_PARTS): Remove.
164 (EXTRA_MULTILIB_PARTS): Set.
165 * config/m68k/t-uclinux (EXTRA_PARTS): Remove.
166 (EXTRA_MULTILIB_PARTS): Set.
168 2005-12-29 Alan Modra <amodra@bigpond.net.au>
171 * config/rs6000/rs6000.c (create_TOC_reference): Set regs_ever_live.
173 2005-12-28 Nathan Sidwell <nathan@codesourcery.com>
175 * config.gcc (mt-*-*): Add --with-arch support.
176 (--with): Print accepted options on error.
177 * config/mt/mt.h (OPTION_DEFAULT_SPECS): Define.
179 * config/mt/mt.c (DEF_VEC_P(basic_block),
180 DEF_VEC_ALLOC_P(basic_bloc,heap)): Remove from here.
182 2005-12-28 Daniel Berlin <dberlin@dberlin.org>
184 Fix PR tree-optimization/25394
185 * fold-const.c (fold_checksum_tree): Guard
186 portions of checksumming with correct structure checks.
188 2005-12-27 Kazu Hirata <kazu@codesourcery.com>
190 * global.c, tree-ssa-pre.c: Move DEF_VEC_P(basic_block) and
191 DEF_VEC_ALLOC_P(basic_block,{gc,heap}) to ...
192 * basic-block.h: ... here.
194 2005-12-27 Roger Sayle <roger@eyesopen.com>
196 * fold-const.c (int_const_binop): Return NULL_TREE when an expression
197 can't be evaluated at compile-time (instead of calling abort).
198 Return NULL_TREE for division (and modulus) by zero.
199 (const_binop): Return NULL_TREE for floating point operators that
200 aren't handled by real_arithmetic.
201 (fold_binary): Eliminate "wins" variable, and "binary" label, by
202 folding operators with constant operands early. Assert that
203 operands are non-NULL.
205 2005-12-27 Kazu Hirata <kazu@codesourcery.com>
207 * tree-vrp.c (extract_range_from_binary_expr): Use
208 build_int_cst instead of fold_convert.
210 2005-12-26 Mark Mitchell <mark@codesourcery.com>
212 PR c++/23171, c++/23172, c++/25417.
213 * c-decl.c (compound_literal_number): Remove.
214 (build_compound_literal): Use set_compound_literal_name.
215 * c-common.c (compound_literal_number): New variable.
216 (set_compound_literal_name): New function.
217 * c-common.h (set_compound_literal_name): Declare.
219 2005-12-26 Kazu Hirata <kazu@codesourcery.com>
221 PR tree-optimization/25125
222 * convert.c (convert_to_integer): Don't narrow the type of a
223 PLUX_EXPR or MINUS_EXPR if !flag_wrapv and the unwidened type
226 2005-12-26 Graham Stott <graham.stott@btinternet.com>
229 * combine.c (simplify_shift_const_1 <case PLUS>):Fix enable-checking
230 rtl bootstrap failure.
232 2005-12-25 Kazu Hirata <kazu@codesourcery.com>
234 * final.c (compute_alignments): Make it static.
235 * gcse.c (gcse_main, bypass_jumps): Likewise.
236 * web.c (web_main): Likewise.
237 * output.h: Remove the prototype for compute_alignments.
238 * rtl.h: Remove the prototypes for web_main, gcse_main, and
241 2005-12-24 Roger Sayle <roger@eyesopen.com>
243 * expr.c (force_operand): Use expand_fix and expand_float to
244 implement integer <-> FP conversions instead of convert_to_mode.
246 2005-12-24 Mark Mitchell <mark@codesourcery.com>
249 * varasm.c (initializer_constant_valid_p): An ADDR_EXPR of a
250 CONSTRUCTOR is invalid.
252 2005-12-23 Daniel Berlin <dberlin@dberlin.org>
254 * tree-pass.h (pass_eliminate_useless_stores): Remove.
255 * tree-ssa-pre.c (is_copy_stmt): Ditto.
256 (follow_copies_till_vuse): Ditto.
258 (gate_eustores): Ditto.
259 (pass_eliminate_useless_stores): Ditto.
260 * passes.c (init_optimization_passes): Ditto.
262 2005-12-23 Paolo Bonzini <bonzini@gnu.org>
264 * combine.c (simplify_shift_const): Fix typo. Use, whenever
265 applicable, simplify_const_binary_operation.
267 (simplify_shift_const): Leave only the fallback
268 case when no simplification is possible. Extract to...
269 (simplify_shift_const_1): ... here. Always create a new
270 RTX instead of substituting. Remove the signed_count variable.
271 Return NULL_RTX if no substitution is possible.
273 (simplify_and_const_int): Leave only the fallback
274 case when no simplification is possible. Extract to...
275 (simplify_and_const_int_1): ... here. Always create a new
276 RTX instead of substituting. Return NULL_RTX if no substitution
279 (force_to_mode, simplify_comparison): Don't pass a non-NULL first
280 parameter to simplify_and_const_int and simplify_shift_const,
281 unless it is equal to the expected non-simplified result.
283 2005-12-23 Jakub Jelinek <jakub@redhat.com>
286 * regrename.c (replace_oldest_value_reg): Use validate_change with
287 IN_GROUP set to 1 instead of doing direct modifications.
288 (copyprop_hardreg_forward_1): Likewise. If any replace_oldest_*
289 replacements have been performed on an instruction, use
290 apply_change_group ().
292 2005-12-23 Hans-Peter Nilsson <hp@axis.com>
294 * config/cris/arit.c (do_31div): Clarify what "31" refers to.
295 [L_divsi3] (__Udiv): Don't use as inline function.
296 [L_modsi3] (__Umod): Ditto.
297 (__Div): Rearrange to call do_31div directly instead of __Udiv.
298 (__Mod): Similarly regarding __Umod.
301 * config/cris/cris.c (cris_split_movdx): Add REG_INC notes for
302 emitted insns with post-increments.
303 (cris_expand_epilogue): Ditto.
305 2005-12-22 Jakub Jelinek <jakub@redhat.com>
306 Richard Henderson <rth@redhat.com>
308 Merge from gomp-branch.
309 * builtins.def: Move all DEF_SYNC_BUILTIN to ...
310 * sync-builtins.def: ... new file.
311 (BUILT_IN_FETCH_AND_ADD_16,
312 BUILT_IN_FETCH_AND_SUB_16, BUILT_IN_FETCH_AND_OR_16,
313 BUILT_IN_FETCH_AND_AND_16, BUILT_IN_FETCH_AND_XOR_16,
314 BUILT_IN_FETCH_AND_NAND_16, BUILT_IN_ADD_AND_FETCH_16,
315 BUILT_IN_SUB_AND_FETCH_16, BUILT_IN_OR_AND_FETCH_16,
316 BUILT_IN_AND_AND_FETCH_16, BUILT_IN_XOR_AND_FETCH_16,
317 BUILT_IN_NAND_AND_FETCH_16, BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
318 BUILT_IN_VAL_COMPARE_AND_SWAP_16, BUILT_IN_LOCK_TEST_AND_SET_16,
319 BUILT_IN_LOCK_RELEASE_16): New builtins.
320 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
321 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
322 * builtins.c (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
323 * c-common.c (enum c_builtin_type): Move to top-level from
324 c_common_nodes_and_builtins enum builtin_type.
325 (builtin_types): Move from c_common_nodes_and_builtins.
327 (c_common_nodes_and_builtins): Use it.
328 (def_builtin_1): Check for error_mark_node.
329 (sync_resolve_size): Handle also 128 bit sync builtins.
330 * Makefile.in (BUILTINS_DEF): New. Use it instead of builtins.def.
332 * config/i386/i386.h (x86_cmpxchg8b, x86_cmpxchg16b): New decls.
333 (TARGET_CMPXCHG8B, TARGET_CMPXCHG16B): Define.
334 * config/i386/i386.c (x86_cmpxchg8b, x86_cmpxchg16b): New variables.
335 * config/i386/sync.md (CASMODE, DCASMODE): New mode macros.
336 (doublemodesuffix, DCASHMODE): New mode attrs.
337 (sync_compare_and_swap<mode>): Change into expand, use CASMODE
338 instead of IMODE, if mode is wider than a word, expand into
339 sync_double_compare_and_swap*.
340 (*sync_compare_and_swap<mode>): New insn.
341 (sync_double_compare_and_swap<mode>): Likewise.
342 (*sync_double_compare_and_swapdi_pic): Likewise.
343 (sync_compare_and_swap_cc<mode>): Use CASMODE instead of IMODE, if
344 mode is wider than a word, expand into
345 sync_double_compare_and_swap_cc*.
346 (sync_double_compare_and_swap_cc<mode>): New insn.
347 (*sync_double_compare_and_swap_ccdi_pic): Likewise.
349 2005-12-22 Richard Henderson <rth@redhat.com>
351 * config/i386/mmintrin.h (_mm_add_si64): Only define for SSE2.
352 (_mm_sub_si64): Likewise.
353 * config/i386/xmmintrin.h (_mm_shuffle_pi16, _m_pshufw): Likewise.
355 2005-12-23 Alan Modra <amodra@bigpond.net.au>
357 PR rtl-optimization/25432
358 * reload1.c (eliminate_regs_in_insn): Update insn code on
359 successfully re-recognizing modified insn.
361 2005-12-22 Richard Guenther <rguenther@suse.de>
363 * tree.c (tree_fold_gcd): Use build_int_cst where appropriate.
364 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
365 * varasm.c (array_size_for_constructor): Likewise.
366 * fold-const.c (size_diffop, invert_truthvalue,
367 optimize_bit_field_compare, make_range, build_range_check,
368 fold_cond_expr_with_comparison, fold_truthop,
369 fold_single_bit_test_into_sign_test, fold_binary): Likewise.
371 2005-12-22 Dale Johannesen <dalej@apple.com>
373 * config/i386/sse.md (sse_movhlps): Reverse operands for
374 2nd and 3rd alternatives.
376 2005-12-22 Andrew Pinski <pinskia@physics.uc.edu>
379 * tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex
382 2005-12-22 Zdenek Dvorak <dvorakz@suse.cz>
383 Steven Bosscher <stevenb@suse.de>
385 * df.c (df_bitmaps_free): Only work for bbs for that structures are
387 (df_bb_modify): Realloc tables to the new index.
388 (df_find_use): New function.
389 (df_find_def, df_reg_used): Handle subregs.
390 * df.h (df_find_use): Declare.
392 * loop-invariant.c: Include hashtab.h.
393 (struct invariant): Remove processed field, add eqto and reg fields.
394 (struct invariant_expr_entry): New.
395 (invariant_for_use, hash_invariant_expr_1, invariant_expr_equal_p,
396 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv,
397 find_identical_invariants, merge_identical_invariants): New functions.
398 (create_new_invariant): Return the new invariant. Initialize new
400 (find_invariants): Call merge_identical_invariants.
401 (get_inv_cost, best_gain_for_invariant, set_move_mark,
402 move_invariant_reg): Handle equivalent invariants.
403 * Makefile.in (loop-invariant.o): Add HASHTAB_H dependency.
405 2005-12-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
408 * c-lex.c (c_lex_with_flags): Add PURE_ZERO to cpp_flags if
409 number is a single digit '0'.
411 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
413 PR tree-optimization/23518
414 * fold-const.c (make_range): Don't move a constant to the
415 other side of the comparison if the type is signed and -fwrapv
418 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
420 * tree-vrp.c (extract_range_from_binary_expr): Clean up uses
423 2005-12-21 Joseph S. Myers <joseph@codesourcery.com>
426 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add _floatundidf and
429 2005-12-21 Andrew Haley <aph@redhat.com>
432 * recog.c (peephole2_optimize): Don't peephole any
433 RTX_FRAME_RELATED_P insns.
435 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
437 * tree-data-ref.c (estimate_niter_from_size_of_data): Replace
438 fold_build2 with fold_binary.
439 * tree-ssa-ccp.c (visit_assignment, maybe_fold_stmt_addition):
440 Replace fold_build1 with fold_unary.
441 * tree-ssa-reassoc.c (optimize_ops_list): Replace fold_build2
444 2005-12-21 Steven Bosscher <stevenb@suse.de>
446 PR rtl-optimization/25196
447 * postreload-gcse.c (record_last_set_info): Notice stack pointer
448 changes in push insns without REG_INC notes.
450 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
452 PR tree-optimization/25382.
453 * tree-vrp.c (extract_range_from_binary_expr): Extract a range
456 2005-12-21 Janis Johnson <janis187@us.ibm.com>
457 Ben Elliston <bje@au.ibm.com>
459 * configure.ac: Enable C extension for decimal float if invoked
460 with --enable-decimal-float.
461 * doc/install.texi (Configuration): Document it.
462 * configure, config.in: Regenerate.
464 2005-12-20 Mike Stump <mrs@apple.com>
466 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Handle the
467 ambiguity between -seg_addr_table and -seg_addr_table_filename.
468 (WORD_SWITCH_TAKES_ARG): Likewise.
469 (LINK_SPEC): Likewise.
471 2005-12-20 Kenneth Zadeck <zadeck@naturalbridge.com>
473 * cfganal.c (flow_reverse_top_sort_order_compute):
474 Renamed to post_order_compute and additional parameter added which
475 allows the inclusion of entry and exit blocks into list.
476 (mark_dfs_back_edges): Fixed comment.
477 (flow_depth_first_order_compute): Renamed to
478 pre_and_rev_post_order_compute additional parameter added which
479 allows the inclusion of entry and exit blocks into list.
480 * global.c (set_up_bb_rts_numbers): Call to
481 flow_reverse_top_sort_order_compute renamed to
483 * var-tracking.c (vt_stack_adjustments): Fixed comment.
484 (vt_find_locations): Call to
485 flow_depth_first_order_compute renamed to
486 pre_and_rev_post_order_compute.
487 * cfgloop.c (flow_find_loops): Ditto.
488 * tree-ssa-reassoc.c (init_reassoc): Ditto.
489 * df.c (df_analyze_1, df_analyze_subcfg): Calls to
490 flow_reverse_top_sort_order_compute renamed to post_order_compute
491 and calls to flow_reverse_top_sort_order_compute renamed to
493 * basic_block.h: Ditto.
496 2005-12-20 Roger Sayle <roger@eyesopen.com>
497 Paolo Bonzini <bonzini@gnu.org>
499 PR rtl-optimization/25115
500 * gcse.c (pre_insert_copy_insn): Fall back to the sole
501 SET in the insn if there is no SET for an
502 expression that is equivalent to EXPR.
504 2005-12-20 Richard Guenther <rguenther@suse.de>
507 * builtins.c (std_gimplify_va_arg_expr): Do not align
508 va frame for zero sized types.
509 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
511 2005-12-20 Kazu Hirata <kazu@codesourcery.com>
513 PR tree-optimization/25501
514 * tree-cfgcleanup.c (merge_phi_nodes): Check that RESULT is
515 used in the PHI argument corresponding to the edge from BB to
518 2005-12-20 Richard Guenther <rguenther@suse.de>
521 2005-12-02 Richard Guenther <rguenther@suse.de>
523 * tree-cfg.c (mark_used_vars): New function.
524 (dump_function_to_file): Dump only used VAR_DECLs.
526 2005-12-19 Roger Sayle <roger@eyesopen.com>
528 * combine.c (try_combine): Improve splitting of binary operators
529 by taking advantage of reassociative transformations.
531 2005-12-19 Jeff Law <law@redhat.com>
533 * tree-ssa-dom.c (thread_across_edge): Do not use local_fold.
534 Strip away all type conversions after simplifying the
537 * tree-cfgcleanup.c (merge_phi_nodes): Allow merging in some
538 cases the forwarder block dominates the destination.
540 2005-12-19 DJ Delorie <dj@redhat.com>
542 * reload1.c (spill_failure): Dump reload data to dump file.
543 (find_reload_regs): Likewise.
545 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
547 PR tree-optimization/24793
548 * tree-ssa-loop-ivopts.c (get_ref_tag): Remember the
549 original reference if there are subvars.
550 * tree-ssa-operands.c (get_tmr_operands): Handle subvars.
552 2005-12-19 Kenneth Zadeck <zadeck@naturalbridge.com>
554 * df.c (df_analyze_1, df_analyze_subcfg, iterative_dataflow):
555 Corrected basic block number calculations for changes in entry and
558 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
560 * tree-flow.h (struct var_ann_d): Change type of
561 may_aliases field to VEC(tree, gc) *.
562 (may_aliases): Declaration changed.
563 * tree-ssa-alias.c (group_aliases, add_may_alias,
564 replace_may_alias, dump_may_aliases_for,
565 is_aliased_with, add_type_alias, new_type_alias):
566 Work with VEC(tree, gc) * instead of varray.
567 * tree-flow-inline.h (may_aliases): Ditto.
568 * tree-ssa.c (verify_flow_insensitive_alias_info,
569 verify_name_tags): Ditto.
570 * tree-ssa-operands.c (add_stmt_operand): Ditto.
572 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
574 * cfgcleanup.c: Temporarily revert patches for PR 20070 till Bernd
577 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
579 * struct-equiv.c (struct_equiv_improve_checkpoint): Fix sets_cc0_p
582 2005-12-19 Ben Elliston <bje@au.ibm.com>
584 * doc/install.texi (Configuration): Typo in Fortran subheading.
586 2005-12-19 Nathan Sidwell <nathan@codesourcery.com>
588 * config/mt/mt.md (decrement_and_branch_until_zero): Add another
589 scratch. Correct its reload split. Adjust its peephole.
590 (doloop_end): Add additional scratch.
592 * config/mt/mt.c (MT_INT_ARG_FIRST): Remove.
593 (mt_asm_output_opcode, mt_print_operand): Use 'nop'.
594 (mt_function_arg_slotno): Use FIRST_ARG_REGNUM.
595 (mt_builtin_saveregs): Replace with ...
596 (mt_setup_incoming_varargs): ... here. Save just the varadic
598 (mt_va_start): Remove.
599 (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p.
600 (mt_machine_reorg): Split all insns here.
601 (TARGET_SETUP_INCOMING_VARARGS): Override.
602 * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only.
604 (EXPAND_BUILTIN_VA_START): Remove.
606 2005-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
608 * flow.c (update_life_info, count_or_remove_death_notes): Fixed
609 latent bug that could happen if update_life_info was called with a
610 blocks parameter and the call to cleanup_cfg actually deleted one
613 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
615 * tree-ssa-structalias.c (update_alias_info): Remove handling
616 of may_be_aliased (SSA_NAME_VAR (op)) case.
618 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
620 * tree-flow.h (struct stmt_ann_d): Remove
621 makes_aliased_loads and makes_aliased_stores fields.
622 * tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
623 and makes_aliased_loads fields.
624 * tree-ssa-dom.c (eliminate_redundant_computations): Do not
625 use makes_aliased_stores.
626 * tree-ssa-operands.c (clobbered_aliased_loads,
627 clobbered_aliased_stores, ro_call_aliased_loads): Removed.
628 (build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
629 add_call_read_ops): Do not set makes_aliased_stores and
630 makes_aliased_loads fields.
631 * tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
634 2005-12-18 Geoffrey Keating <geoffk@apple.com>
636 * config/darwin.h: Don't include darwin-sections.def to declare
637 global variables; instead create darwin_section_enum.
638 (darwin_section_enum): New.
639 (darwin_sections): New.
640 * config/darwin.c: Don't include darwin-sections.def to define
642 (darwin_sections): New.
643 (output_objc_section_asm_op): Rewrite to take advantage of
645 (darwin_init_sections): Rewrite to use darwin_sections.
646 (machopic_output_indirection): Update for darwin_sections array.
647 (machopic_select_section): Likewise.
648 (machopic_select_rtx_section): Likewise.
649 (machopic_asm_out_constructor): Likewise.
650 (machopic_asm_out_destructor): Likewise.
651 (darwin_file_end): Likewise.
652 * config/rs6000/rs6000.c (machopic_output_stub): Likewise.
653 * config/i386/i386.c (machopic_output_stub): Likewise.
655 2005-12-18 Richard Guenther <rguenther@suse.de>
657 PR tree-optimization/25481
658 * tree-ssa-structalias.c (handle_ptr_arith): Handle accesses we
659 don't have a varinfo for.
661 2005-12-18 Jon Grimm <jgrimm2@us.ibm.com>
662 Janis Johnson <janis187@us.ibm.com>
663 Ben Elliston <bje@au.ibm.com>
665 * optabs.c (init_floating_libfuncs): Handle decimal float modes.
666 (init_optabs): Handle libfuncs for decimal float.
667 * genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT.
668 * stor-layout.c (int_mode_for_mode): Likewise.
669 * simplify-rtx.c (simplify_immed_subreg): Likewise.
670 (simplify_unary_operation_1): Skip optimisations for decimal float
672 * varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT.
673 * emit-rtl.c (gen_const_vector): Add assertion check.
674 (init_emit_once): Populate const_tiny_rtx with constants in each
676 * expmed.c (extract_high_half, expand_mult_highpart_optab,
677 expand_mult_highpart): Assert that mode is not a scalar float
679 * expr.c (convert_move): Handle conversion between decimal and
680 binary floats of the same size.
681 * convert.c (convert_to_real): Consider decimal float types when
683 * dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to
684 describe decimal floating point types.
686 2005-12-18 Ulrich Weigand <uweigand@de.ibm.com>
688 PR rtl-optimization/21041
689 * reload.c (find_reloads_subreg_address): Replace paradoxical
690 subreg of MEM by widened access only if the resulting memory
691 is properly aligned, even on !STRICT_ALIGNMENT targets.
693 2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
695 * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
697 2005-12-18 Steven Bosscher <stevenb@suse.de>
699 * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
700 the 2005-12-17 patch to renumber the entry and exit blocks.
702 2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
704 * doc/objc.texi (Type encoding): Fix typo.
706 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
708 * tree-tailcall.c (find_tail_calls): Use XNEW.
709 * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
710 (free_all_edge_infos): Use explicit cast to convert from void *.
711 (vrp_free): Likewise.
712 (dom_opt_finalize_block): Likewise.
713 (record_equivalences_from_incoming_edge): Likewise.
714 (thread_across_edge): Likewise. Use XCNEWVEC.
715 (record_cond): Use XCNEW.
716 (record_conditions): Use XNEWVEC.
717 (record_edge_info): Use XCNEWVEC.
718 (lookup_avail_expr): Use XNEW.
719 (record_range): Likewise. Use GGC_NEW.
720 * tree-nested.c (var_map_hash): Use explicit cast to convert from
722 (var_map_eq): Likewise.
723 (lookup_field_for_decl): Likewise.
724 (convert_nonlocal_reference): Likewise.
725 (convert_local_reference): Likewise.
726 (convert_nl_goto_reference): Likewise.
727 (convert_nl_goto_receiver): Likewise.
728 (convert_call_expr): Likewise.
729 (convert_tramp_reference): Likewise.
730 (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
731 (convert_nl_goto_reference): Likewise.
732 (lookup_field_for_decl): Use GGC_NEW.
733 (create_nesting_tree): Use GGC_CNEW.
734 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
735 * tree-ssa-alias.c (init_alias_info): Use XCNEW.
736 (create_alias_map_for): Likewise.
737 (setup_pointers_and_addressables): Use XCNEWVEC.
738 (get_ptr_info): Use GGC_NEW.
739 (used_part_map_eq): Use explicit cast to convert from void *.
740 (up_lookup): Likewise.
741 (up_insert): Use XNEW.
742 (get_or_create_used_part_for): Use XCNEW.
743 (get_tmt_for): Likewise.
744 * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
745 * tree-ssa-pre.c (phi_trans_add): Use XNEW.
746 (bitmap_set_new): Use explicit cast to convert from void *.
748 (insert_into_set): Likewise.
749 (pool_copy_list): Likewise.
750 (phi_translate): Likewise.
751 (create_value_expr_from): Likewise.
752 (insert_aux): Use XCNEWVEC.
753 (compute_avail): Use XNEWVEC.
754 * tree-ssa-live.c (calculate_live_on_entry): Likewise.
755 (sort_coalesce_list): Likewise.
756 (build_tree_conflict_graph): Use XCNEWVEC.
757 * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
758 * tree-ssa-copy.c (init_copy_prop): Likewise.
759 (fini_copy_prop): Likewise.
760 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
762 (record_equiv): Use XNEW.
763 (uncprop_into_successor_phis): Use explicit cast to convert from
765 (uncprop_initialize_block): Likewise.
767 2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
769 PR tree-optimization/24378
770 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
771 basic-block after loop-versioning.
773 2005-12-18 Jeff Law <law@redhat.com>
775 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
776 to simplify SWITCH_EXPR_CODE moved from here to ...
777 * tree-ssa-forwprop.c (simplify_switch_expr): Here.
778 (tree-ssa-forward_propagate_single_use_vars): Call
779 simplify_switch_expr when appropriate.
781 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
783 * doc/objc.texi (Type encoding): Add documentation about encoding
784 complex types and _Bool.
786 2005-12-17 Paul Brook <paul@codesourcery.com>
788 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
789 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
790 when frame_pointer_needed.
792 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
794 * tree-vn.c (vn_add): Use XNEW.
795 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
796 (ccp_fold): Likewise.
797 (fold_stmt_r): Use explicit cast to convert from void *.
798 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
799 (new_temp_expr_table): Likewise.
800 * gimplify.c (lookup_tmp_var): Use XNEW.
801 (gimplify_asm_expr): Use explcit cast to convert from void *.
802 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
803 (get_def_blocks_for): Use XNEW.
804 (add_to_repl_tbl): Likewise.
805 (mark_def_sites): Use explicit cast to convert from void *.
806 (def_blocks_free): Likewise.
807 (mark_def_sites_initialize_block): Likewise.
808 (update_ssa): Use XNEWVEC.
809 * tree-dfa.c (create_var_ann): Use GGC_NEW.
810 (create_stmt_ann): Likewise.
811 (create_tree_ann): Likewise.
812 (referenced_var_insert): Likewise.
813 (set_default_def): Likewise.
814 (referenced_var_lookup_if_exists): Use explicit cast to convert
816 (referenced_var_lookup): Likewise.
817 (default_def): Likewise.
818 (set_default_def): Likewise.
819 * tree-cfg.c (create_bb): Likewise.
820 (edge_to_cases_cleanup): Likewise.
821 (verify_node_sharing): Likewise.
822 (record_switch_edge): Use XNEW.
823 (cleanup_dead_labels): Use XCNEWVEC.
824 (tree_duplicate_sese_region): Use XNEWVEC.
825 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
826 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
827 (int_tree_map_eq): Use explicit cast to convert from void *.
828 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
829 (__gcov_execl): Likewise.
830 (__gcov_execlp): Likewise.
831 (__gcov_execle): Likewise.
832 * tree-eh.c (struct_ptr_eq): Likewise.
833 (struct_ptr_hash): Likewise.
834 (lookup_stmt_eh_region_fn): Likewise.
835 (outside_finally_tree): Likewise.
836 (find_goto_replacement): Likewise.
837 (make_eh_edge): Likewise.
838 (mark_eh_edge): Likewise.
839 (add_stmt_to_eh_region_fn): Use GGC_NEW.
840 (record_in_finally_tree): Use XNEW.
841 (maybe_record_in_goto_queue): Use XRESIZEVEC.
842 (lower_try_finally_copy): Use XCNEWVEC.
844 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
846 * tree-inline.c (copy_body_r): Use explicit cast when converting
849 (copy_edges_for_bb): Likewise.
850 (remap_decl_1): Likewise.
851 (estimate_num_insns_1): Likewise.
852 * cgraph.c (hash_node): Use explicit cast when converting from
855 (cgraph_create_node): Use GGC_CNEW.
856 (cgraph_create_edge): Use GGC_NEW.
857 (cgraph_remove_node): Use explicit cast when converting from void *.
858 (hash_varpool_node): Likewise.
859 (eq_varpool_node): Likewise.
860 (cgraph_varpool_node): Use GGC_CNEW.
861 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
862 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
863 (eq_scev_info): Use explicit cast when converting from void *.
864 (find_var_scev_info): Likewise.
865 (set_instantiated_value): Likewise.
866 (gather_stats_on_scev_database_1): Likewise.
867 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
869 * c-pch.c (c_common_write_pch): Use XNEWVEC.
870 (c_common_read_pch): Likewise.
871 * prefix.c (save_string): Use XNEWVEC.
872 (translate_name): Use explicit cast when converting from void *.
873 * c-ppoutput.c (print_line): Use explicit cast when converting
875 (pp_dir_change): Likewise.
876 * c-cppbuiltin.c (builtin_define_std): Likewise.
877 (builtin_define_with_value): Likewise.
878 (builtin_define_with_value_n): Likewise.
879 (builtin_define_with_int_value): Likewise.
880 (builtin_define_type_max): Likewise.
881 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
882 (add_path): Use XNEW.
883 * c-format.c (check_format_info_main): Use GGC_NEW.
884 (format_type_warning): Use explicit cast when converting from void *.
885 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
887 (start_init): Likewise.
888 * tree-flow-inline.h (first_referenced_var): Use explicit cast
889 when converting from void *.
890 (next_referenced_var): Likewise.
891 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
892 * gensupport.c (lookup_predicate): Use explicit cast to convert
894 (init_predicate_table): Use XCNEW instead of xcalloc.
895 * genpreds.c (process_define_predicate): Likewise.
897 2005-12-17 Danny Berlin <dberlin@dberlin.org>
898 Kenneth Zadeck <zadeck@naturalbridge.com>
900 * basic-block.h: Changed basic block numbering so that the entry
901 block is 0 and the exit block is 1. Changed insn iterators so
902 that they are tolerant of blocks with no insns.
903 * regrename.c (copyprop_hardreg_forward): Changed basic block
904 numbering so that the entry block is 0 and the exit block is 1.
905 * sched-ebb.c (sehedule_ebbs): Ditto.
906 * tracer.c (branch_ratio_cutoff): Ditto.
907 * cfgloopmanip.c (fix_loop_structure): Ditto.
908 * cfghooks.c (verify_flow_info): Ditto.
909 * cfg.c (compact_blocks): Ditto.
910 * reorg.c (dbr_schedule): Ditto.
911 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
912 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
913 calculate_dominance_info): Ditto.
914 * cfganal.c (create_edge_list, print_edge_list,
915 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
916 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
917 dfs_enumerate_from): Ditto.
918 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
919 * ifcvt.c (find_if_case_2): Ditto.
920 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
921 find_basic_blocks): Ditto.
922 * predict.c (predict_loops, tree_bb_level_predictions,
923 predict_paths_leading_to, propagate_freq): Ditto.
924 * lcm.c (compute_antinout_edge, compute_laterin,
925 compute_available): Ditto.
926 * function.c (thread_prologue_and_epilogue_insns): Ditto.
927 * gcse.c (gcse_main, bypass_jumps): Ditto.
928 * profile.c (compute_branch_probabilities,
929 compute_value_histograms, branch_prob): Ditto.
930 * tree-flow-inline.h (bsi_start, bsi_after_labels,
932 * tree-ssa-phiopt.c (tree_ssa_phiopt,
933 blocks_in_phiopt_order): Ditto.
934 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
935 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
936 * tree-dfa.c (collect_dfa_stats): Ditto.
937 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
938 * cfglayout.c (fixup_reorder_chain): Ditto.
939 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
940 partition_hot_cold_basic_blocks): Ditto.
941 * var-tracking.c (vt_find_locations): Ditto.
942 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
943 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
944 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
945 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
946 * tree-ssa-reassoc.c (init_reassoc): Ditto.
947 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
948 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
949 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
950 and removed unused reverse orders.
952 * combine.c: Fix document typo.
954 2005-12-17 Jan Hubicka <jh@suse.cz>
956 * tree-flow-inline.h (set_default_def, default_def): Kill.
957 * tree-dfa.c (default_defs): New global variable.
958 (default_def, set_default_def): New functions.
959 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
960 * tree-flow.h (struct var_ann_d): Kill default_def field.
961 (set_default_def, default_def): Update prototype.
962 (default_defs): Declare.
964 2005-12-16 Jeff Law <law@redhat.com>
966 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
967 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
968 into tree-ssa-forwprop.c.
969 (eliminate_redundant_computations): Do not call
970 simplify_rhs_and_lookup_avail_expr anymore.
971 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
972 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
973 (tree_ssa_forward_propagate_single_use_vars): Call
974 simplify_not_neg_expr appropriately.
976 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
979 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
981 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
983 PR rtl-optimization/25456
984 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
985 info->x_start with p->x_start.
987 2005-12-17 Alan Modra <amodra@bigpond.net.au>
989 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
990 introduced 2005-12-16.
992 2005-12-16 Steven Bosscher <stevenb@suse.de>
994 PR rtl-optimization/23837
995 * optabs.c (expand_binop): For a multi-word rotate, never emit
996 a REG_NO_CONFLICT block.
998 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1001 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
1004 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
1007 2005-12-16 Steven Bosscher <stevenb@suse.de>
1009 * loop-invariant.c (move_loop_invariants): Add missing hunk from
1010 the previous patch, to nullify df.
1012 2005-12-16 Steven Bosscher <stevenb@suse.de>
1014 * reorg.c (mostly_true_jump): Clean up code depending on
1015 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
1016 poor man's branch prediction, instead rely on REG_BR_PROB
1017 notes to be available.
1019 2005-12-16 Jakub Jelinek <jakub@redhat.com>
1021 PR rtl-optimization/24899
1022 * loop.c (strength_reduce): Don't reduce giv that is not always
1023 computable and where add_val or mult_val can trap.
1025 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
1027 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
1029 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
1030 names of ms1-16-002 files.
1032 2005-12-16 Alan Modra <amodra@bigpond.net.au>
1035 * gcc.c (for_each_path): New function.
1036 (add_to_obstack, file_at_path): New functions.
1037 (struct file_at_path_info, struct add_to_obstack_info): New.
1038 (build_search_list): Rewrite using for_each_path. Constify struct
1039 path_prefix pointer. Add do_multi param. Adjust all callers.
1040 (find_a_file): Similarly, but just change existing param to bool.
1041 (putenv_from_prefixes): Add do_multi param, make "paths" const.
1042 (do_spec_path): Delete.
1043 (struct spec_path_info): New.
1044 (spec_path): New function.
1045 (do_spec_1): Use for_each_path for %D and %I.
1046 (find_file): Adjust for find_a_file changes.
1047 (main): Search multilibs for specs. Print multilib lib path for
1048 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
1049 (read_specs): Search multilibs for %include and %include_noerr.
1050 (is_directory): Remove second string param. Change last param
1051 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
1052 check path is a dir. Update all callers.
1053 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
1054 * system.h (SMALL_ARG_MAX): Poison.
1055 * config.gcc: Don't define SMALL_ARG_MAX.
1056 * config.host: Likewise.
1057 * config.build: Likewise.
1059 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
1061 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
1062 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
1063 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
1064 simplify_logical): Move simplifications that do not require
1065 additional infrastructure...
1066 * simplify-rtx.c (simplify_unary_operation_1,
1067 simplify_binary_operation_1): ... here.
1069 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
1072 * flow.c (mark_used_dest_regs): New function.
1073 (mark_used_regs): Call mark_used_dest_regs.
1075 2005-12-16 Jeff Law <law@redhat.com>
1077 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
1078 represent a use and definition of the same SSA_NAME.
1080 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
1081 Janis Johnson <janis187@us.ibm.com>
1082 Ben Elliston <bje@au.ibm.com>
1084 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
1085 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
1086 * target.h (struct gcc_target): Add decimal_float_supported_p.
1087 * targhooks.c (default_scalar_mode_supported_p): Handle
1089 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
1090 of inf, nan, finite, isinf and isnan.
1091 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
1092 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
1093 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
1094 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
1095 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
1096 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
1097 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
1098 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
1099 Pedwarn if decimal floating point types are used. Error if
1100 decimal floating point is not supported by the target.
1101 (finish_declspecs): Return type from DFP typespec_word.
1102 * c-typeck.c (c_common_type): Choose the decimal floating point
1103 type with the greater precision when determining a common type.
1104 (convert_arguments): Warn if there is a mismatch between argument
1105 and prototype for decimal float types. Warn of conversions with
1106 binary float types and of precision narrowing due to prototype.
1107 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
1108 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
1109 (c_token_starts_declspecs): Likewise.
1110 (c_parser_attributes): Likewise.
1111 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
1112 RID_DFLOAT64, RID_DFLOAT128.
1113 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
1114 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
1115 (shorten_compare): Convert DFP/BFP operands to a common type.
1116 (c_common_modes_and_builtins): Register built-in decimal float
1117 types if the target supports them.
1118 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
1119 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
1120 inf, nan, finite, isinf and isnan builtins.
1121 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
1122 (builtin_define_float_constants): Assert non-decimal radix.
1123 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
1124 Call builtin_define_decimal_float_constants for each type.
1125 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
1126 flags. Use real_from_string3, which can handle binary or decimal
1128 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
1129 cts_dfloat64, cts_dfloat128.
1130 * tree.c (build_common_tree_nodes_2): Add decimal float types.
1131 * tree.h (enum tree_index): Add new enumeration values
1132 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
1133 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
1134 (dfloat32_type_node): New macro.
1135 (dfloat64_type_node, dfloat128_type_node): Likewise.
1136 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
1137 (dfloat128_ptr_type_node): Likewise.
1138 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
1139 bit decimal floating point types with "df", "dd" and "dl".
1140 * c-format.h (enum format_lengths): Add new enumeration values
1141 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
1142 * c-format.c (printf_length_specs, scanf_length_specs): Add
1143 entries for H, D, DD.
1144 (print_char_table, scan_char_table): Use new entries.
1145 (asm_fprintf_char_table, gcc_diag_char_table,
1146 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
1148 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
1149 (DECIMAL64_TYPE_SIZE): Likewise.
1150 (DECIMAL128_TYPE_SIZE): Likewise.
1151 (TARGET_DEC_EVAL_METHOD): Likewise.
1152 * doc/extend.texi (Decimal Float): New node.
1153 (Constructing Calls): Document decimal float built-ins.
1154 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
1155 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
1156 * ginclude/decfloat.h: New file.
1158 2005-12-16 Alan Modra <amodra@bigpond.net.au>
1160 * reload.c (find_reloads): Fix comment typo.
1161 * recog.h (recog_memoized): Correct comment.
1163 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
1165 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
1166 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
1167 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
1168 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
1169 * doc/invoke.texi, doc/tm.texi: Fix typos.
1171 2005-12-16 Ben Elliston <bje@au.ibm.com>
1173 * real.c (decimal_quad_format): Correct values for emin, emax.
1175 2005-12-15 DJ Delorie <dj@redhat.com>
1177 * config/m32c/predicates.md (m32c_psi_scale): New.
1178 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
1179 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
1181 2005-12-16 Jan Hubicka <jh@suse.cz>
1183 PR rtl-optimization/25224
1184 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
1187 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
1188 Steven Bosscher <stevenb@suse.de>
1190 * loop-invariant.c (df): New global variable.
1191 (find_defs, check_dependencies, find_invariant_insn, record_uses,
1192 find_invariants_bb, find_invariants_body, find_invariants,
1193 find_invariants_to_move, move_invariants, free_inv_motion_data,
1194 move_single_loop_invariants, move_loop_invariants): Do not pass df in
1197 2005-12-15 Jakub Jelinek <jakub@redhat.com>
1199 * varasm.c (default_unique_section_1): Use special section
1200 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
1202 2005-12-16 Ben Elliston <bje@au.ibm.com>
1204 * doc/invoke.texi (Warning Options): Document -Walways-true being
1207 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
1210 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
1211 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
1212 __floatunditf): Use #error if type sizes don't match requirements
1214 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
1215 as wider floating-point type. Use #error if type sizes don't
1216 match requirements of implementation. Avoid overflow in computing
1217 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
1218 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
1219 (__floatundisf, __floatundidf): Likewise.
1220 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
1221 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1222 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
1223 TFmode-TImode conversions.
1224 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
1226 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
1228 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
1229 Use builtin_define_with_int_value() instead of
1230 adding a new check for every new major FreeBSD version.
1232 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
1234 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
1236 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1238 * config/arm/predicates.md (call_memory_operand): New.
1239 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
1241 2005-12-15 Andrew Haley <aph@redhat.com>
1243 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
1244 against prev_cache_entry == NULL when moving a cache entry to the
1247 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1249 * config/mt/mt.c (mt_override_options): Require lower case
1250 architectures. Revert accidental default to ms2.
1251 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
1252 ENDFILE_SPEC): Require lower case architectures. Revert default
1255 * doc/invoke.texi (MT Options): Rename and update.
1256 * doc/md.texi (MorphoTech family): Rename and update.
1258 2005-12-15 Olivier Hainque <hainque@adacore.com>
1260 * stor-layout.c (layout_type): Don't complain about a too small
1261 an array element type size compared to its alignment when the
1264 2005-12-15 Jan Hubicka <jh@suse.cz>
1267 * i386.c (classify_argument): Properly adjust offset of bitfield for
1270 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1272 * final.c (final_scan_insn): Flip in_cold_section_p when changing
1273 between the hot and cold sections. Use current_function_section
1274 to get the new section.
1275 * dwarf2out.c (output_line_info): Use in_cold_section_p to
1276 determine whether we are assembling hot or cold code.
1277 (secname_for_decl, dwarf2out_var_location): Likewise.
1278 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
1279 * varasm.c (last_text_section): Delete.
1280 (in_cold_section_p): New variable.
1281 (hot_function_section): New function.
1282 (current_function_section): Pass in_cold_section_p as the
1283 reloc argument to select_section. Use it to decide between
1284 unlikely_function_section and hot_function_section.
1285 (assemble_start_function): Use switch_to_section. Set
1286 in_cold_section_p instead of last_text_section.
1287 (assemble_end_function): Use switch_to_section.
1288 (switch_to_section): Don't set last_text_section.
1289 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
1290 argument to make the right choice between hot and cold sections.
1292 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1294 Second part of MS1->MT renaming
1295 * config/mt/mt.md (doloop_end): Call mt_add_loop.
1296 (movqi, movhi): Call mt_set_memflags.
1297 (*movdf_internal): Call mt_split_words.
1298 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
1300 (cmpsi): Store to mt_compare_op[01].
1301 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
1302 bungt, bunle, bunlt): Call mt_emit_cbranch.
1303 (prologue): Call mt_expand_prologue.
1304 (epilogu): Call mt_expend_epilogue.
1305 (eh_return): Call mt_expand_eh_return.
1306 (eh_epilogue): Call me_emit_eh_epilogue.
1307 (conditional_trap): Store to mt_compare_op[01].
1308 * config/mt/crti.asm: Adjust comment.
1309 * config/mt/crtn.asm: Adjust comment.
1310 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
1311 (mt_compare_op0, mt_compare_op1): Renamed.
1312 (current_frame_info, zero_frame_info): Adjust type.
1313 (mt_ucmpsi3_libcall): Renamed.
1314 (mt_flag_delayed_branch): Renamed.
1315 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
1316 (mt_nops_required, mt_nop_reasons): Renamed.
1317 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
1318 mt_debug_stack, mt_print_operand_simple_address,
1319 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
1320 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
1321 mt_function_arg_advance, mt_arg_partial_bytes,
1322 mt_pass_by_reference, mt_function_arg_boundary,
1323 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
1324 mt_legitimate_address_p): Renamed, adjusted.
1326 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
1327 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
1328 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
1329 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
1330 mt_expand_eh_return, mt_emit_eh_prologue,
1331 mt_handl_interrupt_attribute): Renamed, adjusted.
1332 (mt_attribute_table): Renamed, adjusted.
1333 (mt_initial_elimination_offset, mt_generate_compare,
1334 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
1335 mt_secondary_reload_class, mt_function_value, mt_split_words,
1336 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
1337 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
1338 (mt_labels): Renamed.
1339 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
1340 mt_machine_reorg): Renamed, adjusted.
1341 (mt_attribute_table: Renamed.
1342 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
1343 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
1344 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
1345 * config/mt/mt.opt (march): Set mt_cpu_string.
1346 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
1347 (TARGET_CPU_CPP_BUILTINS): Adjust.
1348 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
1349 TARGET_MS2): Adjust.
1350 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
1351 (MT_MIN_INT): Renamed.
1352 (RETURN_ADDR_RTX): Adjust.
1353 (struct mt_frame_info): Renamed.
1354 (current_frame_info): Adjust type.
1355 (INITIAL_ELIMINATION_OFFSET): Adjust.
1356 (MT_NUM_ARG_REGS): Renamed.
1357 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
1358 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
1359 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
1360 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
1361 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
1362 (mt_compare_op0, mt_compare_op1): Renamed.
1363 * config/mt/mt-protos.h: Rename prototypes.
1365 2005-12-15 Richard Guenther <rguenther@suse.de>
1367 * tree-flow.h (okay_component_ref_for_subvars): Remove.
1368 (get_ref_base_and_extent): Declare.
1369 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
1370 (get_ref_base_and_extent): New function.
1371 * tree-ssa-alias.c (find_used_portions): Use it.
1372 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1374 * tree-ssa-operands.c (get_expr_operands): Likewise.
1376 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
1378 * combine.c: Remove force_to_mode's fourth parameter.
1379 (force_to_mode): Do not handle REG.
1380 (canon_reg_for_combine): New.
1381 (make_field_assignment): Use it where the removed argument was non-NULL.
1383 2005-12-15 Alan Modra <amodra@bigpond.net.au>
1386 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
1387 error_mark_node. Make alignment params unsigned.
1388 * config/rs6000/rs6000-protos.h
1389 (rs6000_special_round_type_align): Update prototype.
1390 (rs6000_machopic_legitimize_pic_address): Remove arg names.
1392 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
1394 PR rtl-optimization/25310
1395 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
1396 of the eliminable register when substituting into a PLUS.
1398 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1401 * config/i386/i386.c (ix86_force_to_memory): Always use
1402 SImode push for HImode in -m32.
1403 (ix86_free_from_memory): Likewise.
1405 2005-12-14 Richard Sandiford <richard@codesourcery.com>
1407 * gcc/config/arm/arm.md: Provide a big-endian version of the
1408 (zero_extend:SI (subreg:QI ...)) splitter.
1410 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1412 * struct-equiv.c (note_local_live): Handle hard regs with different
1415 2005-12-14 Jeff Law <law@redhat.com>
1417 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
1418 to a structure containing state rather than a pointer to bool.
1419 (case ARRAY_REF): New code to handle folding some array references.
1420 (case ADDR_EXPR): Note when we are processing expressions found
1421 within an ADDRE_EXPR.
1422 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
1423 for state variables rather than just a pointer to a boolean.
1424 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1425 handling of constant string references.
1427 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1429 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
1430 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
1431 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
1432 Move other tst* patterns to retain partial order.
1434 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1436 * config/s390/s390.md ("d0", "1"): New mode attributes.
1437 ("<shift>di3", "<shift>si3"): Merge.
1438 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
1439 ("ashrdi3", "ashrsi3"): Merge.
1440 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
1441 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
1442 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
1443 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
1444 ("*ashrdi3", "*ashrsi3"): Merge.
1445 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
1447 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1449 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
1450 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
1451 ("*extendqidi2", "*extendqisi2") Merge.
1452 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
1453 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1454 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
1455 Move some patterns to retain partial ordering.
1457 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1459 * config/s390/s390.md ("atype", "length"): Rewrite.
1460 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
1462 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1464 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
1466 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1468 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
1469 PARALLELs with a mode.
1471 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1473 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
1474 cond_expr parameter.
1476 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1478 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
1480 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1484 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
1487 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
1489 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1493 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
1494 DECL_P, call get_section rather than get_named_section. Supply
1495 section flags to it.
1497 2005-12-14 Ben Elliston <bje@au.ibm.com>
1499 * c-common.c (c_common_truthvalue_conversion): Generalise warning
1500 for addresses converted to booleans; not just function addresses.
1501 * c-typeck.c (build_binary_op): Warn for address comparisons which
1502 can never be NULL (eg. func == NULL or &var == NULL).
1503 * common.opt (Walways-true): New option.
1504 * c-opts.c (c_common_handle_option): Set it with -Wall.
1505 * doc/invoke.texi: Document it.
1507 2005-12-13 Paul Brook <paul@codesourcery.com>
1509 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
1510 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
1512 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1514 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
1515 (EXTRA_MULTILIB_PARTS): Define.
1517 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1519 PR rtl-optimization/20070 / part1
1520 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
1521 count_or_remove_death_notes with kill == -1.
1522 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
1523 registers if PROP_POST_REGSTACK is set.
1524 (mark_used_reg): Likewise.
1525 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
1526 REG_UNUSED notes for stack regs.
1527 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
1528 to match rtx_equiv_p machinery. Change caller.
1529 (outgoing_edges_match): Likewise.
1530 (try_crossjump_to_edge): Use struct_equiv_block_eq
1531 instead of flow_find_cross_jump.
1532 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
1533 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
1534 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
1535 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
1536 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
1537 (insns_match_p): Update prototype.
1538 (flow_find_cross_jump): Remove prototype.
1539 (struct_equiv_block_eq, struct_equiv_init): Declare.
1540 (rtx_equiv_p, condjump_equiv_p): Likewise.
1541 * struct-equiv.c: Include reload.h.
1542 (IMPOSSIBLE_MOVE_FACTOR): Define.
1543 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
1544 (struct_equiv_improve_checkpoint): Likewise.
1545 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
1546 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
1547 (struct_equiv_merge, find_dying_input): Likewise.
1548 (resolve_input_conflict, note_local_live): Likewise.
1549 (death_notes_match_p): Change parameters and processing
1550 to match rtx_equiv_p machinery. Change caller.
1551 (insns_match_p): Likewise.
1552 (flow_find_cross_jump): Replace with:
1553 (struct_equiv_block_eq).
1555 Back out this change:
1556 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1557 * recog.c (verify_changes): Make it static.
1558 * recog.h: Remove the corresponding prototype.
1560 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1562 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
1565 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1567 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
1568 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
1569 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
1570 TARGET_MS1_64_001 appropriately.
1571 (ms1_machine_reorg): Use TARGET_MS2.
1573 2005-12-13 Jakub Jelinek <jakub@redhat.com>
1577 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
1578 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
1579 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
1580 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
1581 Set mode to SI, adjust constraints.
1582 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
1583 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
1586 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
1588 * c-cppbuiltin.c (builtin_define_float_constants): Add
1589 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
1590 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
1591 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
1592 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
1593 to "((double)%sL)" otherwise "%s".
1595 2005-12-13 Paul Brook <paul@codesourcery.com>
1597 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
1600 2005-12-11 Rafael vila de Espndola <rafael.espindola@gmail.com>
1602 * tree-flow.h: Allow compilation with a C++ compiler.
1603 (struct edge_prediction): Prefix all field names with "ep_".
1604 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
1605 (tree_predict_edge, combine_predictions_for_bb): Likewise.
1606 (remove_predictions_associated_with_edge): Likewise.
1608 2005-12-12 Jeff Law <law@redhat.com>
1610 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1612 * passes.c (init_optimization_passes): Run reassociation again
1613 after loop optimizations.
1615 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
1617 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
1619 (optimize_stmt): Ditto.
1620 (canonicalize_comparison): New function.
1621 * tree-ssa-operands.c (swap_tree_operands): Make external.
1622 (get_expr_operands): Stop auto-canonicalization.
1623 * tree-ssa-reassoc.c: Rewrite.
1624 (init_optimization_passes):
1625 * tree-flow.h (swap_tree_operands): Prototype.
1626 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
1628 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1630 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
1631 indicate function epilogue has been output.
1632 (pa_asm_output_mi_thunk): Likewise.
1633 (output_deferred_plabels): Put plabels in readonly data section when
1634 not generating PIC code.
1635 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
1636 information. Add assert.
1637 (som_output_comdat_data_section_asm_op): New function.
1638 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
1639 instead of output_section_asm_op for COMDAT sections.
1641 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
1643 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
1644 Fix whitespace in vincinity of to-be-installed changes.
1645 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
1646 (insns_match_p): Likewise.
1648 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
1650 * config.gcc (ms1): Replace with ...
1652 * config/ms1: Rename to ...
1653 * config/mt: ... here. Rename ms1 files to mt.
1654 * config/mt/mt.c: Adjust gt-mt.h #include.
1655 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
1656 (crti.o, crtn.o): Adjust file names.
1658 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
1660 * varray.h: Allow compilation with a C++ compiler.
1661 (union varray_data_tag): Prefix all field names with "vdt_".
1662 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
1663 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
1664 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
1665 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
1666 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
1667 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
1668 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
1669 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
1670 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
1671 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
1672 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
1673 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
1674 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
1675 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
1676 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
1677 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
1678 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
1679 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
1680 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
1681 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
1682 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
1683 VARRAY_TOP_TREE_PTR): Likewise.
1684 * varray.c (varray_grow): Likewise.
1685 (varray_clear): Likewise.
1687 2005-12-12 Alan Modra <amodra@bigpond.net.au>
1690 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
1691 alignment to doubleword if the first field is a double array.
1692 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
1694 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1696 * tree-ssa-structalias.c (process_constraint): Remove code to
1697 transform addressofs into scalar.
1698 (create_variable_info_for): In whole-program IPA, globals don't
1699 point to ANYTHING by default.
1701 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1703 * timevar.def (TV_IPA_PTA): New.
1704 * tree-pass.h (pass_ipa_pta): New
1705 * tree-ssa-structalias.c: Include cgraph.h
1707 (predbitmap_obstack): New.
1708 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
1709 (struct constraint_stats): Add num_edges.
1710 (new_var_info): Don't call bitmap_clear.
1711 (struct constraint_edge): Update docs.
1712 (new_constraint_edge): Remove src param.
1713 (struct constraint_graph): Add zero_weight_succs,
1714 zero_weight_preds. Update docs.
1715 (constraint_expr_equal): Reformat.
1716 (constraint_edge_equal): Update for removal of src.
1717 (constraint_edge_less): Ditto.
1718 (constraint_edge_vec_find): Ditto.
1719 (erase_graph_self_edge): Update for removal of src and and zero
1721 (clear_edges_for_node): Ditto.
1722 (add_graph_edge): Ditto.
1723 (get_graph_weights): Ditto.
1724 (allocate_graph_weights): Ditto.
1725 (merge_graph_nodes): Ditto.
1726 (int_add_graph_edge): Ditto.
1727 (valid_graph_edge): Ditto.
1728 (valid_weighted_graph_edge): Ditto.
1729 (build_constraint_graph): Ditto.
1731 (collapse_nodes): Ditto.
1732 (process_unification_queue): Ditto.
1733 (topo_visit): Ditto.
1734 (solve_graph): Ditto.
1735 (do_structure_copy): Ditto.
1736 (perform_var_substitution): Ditto.
1737 Init and release obstack.
1738 (handle_ptr_arith): Try to resolve directly.
1739 (find_func_aliases): Don't call update_alias_info here
1740 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
1741 (do_sd_constraint): Add code for propagating faster.
1743 (do_ds_constraint): Ditto.
1744 (count_num_arguments): New function.
1745 (create_function_info_for): Ditto.
1746 (create_variable_info_for): Handle FUNCTION_DECL.
1747 (intra_create_variable_infos): Use make_constraint_to_anything.
1748 (init_alias_vars): Init obstacks here.
1749 (need_to_solve): Handle zero weight graph changes.
1750 (compute_points_to_sets): Call update_alias_info here.
1751 (delete_points_to_sets): Free zero weight preds/succs here.
1752 (gate_ipa_pta): New.
1753 (ipa_pta_execute): New
1755 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1757 * tree-ssa-structalias.c (var_anyoffset): Removed.
1758 (anyoffset_tree): Ditto.
1759 (anyoffset_id): Ditto.
1760 (do_deref): Take vector of constraints, no return value.
1761 Update to work on vector.
1762 (get_constraint_for): Ditto.
1763 (get_constraint_for_component_ref): Ditto.
1764 (do_structure_copy): Ditto.
1765 (handle_ptr_arith): Ditto.
1766 (find_func_aliases): Ditto.
1767 (set_uids_in_ptset): Remove anyoffset handling.
1768 (init_base_vars): Ditto.
1770 2005-12-10 Mark Mitchell <mark@codesourcery.com>
1773 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
1774 DECL_EXTERNAL functions have no bodies. Tidy.
1776 2005-12-10 Andreas Schwab <schwab@suse.de>
1778 * except.c (switch_to_exception_section): Only define if
1779 TARGET_UNWIND_INFO is not defined.
1781 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1783 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1784 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1786 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1788 * output.h (init_section, fini_section): Delete.
1789 * varasm.c (init_section, fini_section): Delete.
1790 (init_varasm_once): Don't initialize them.
1791 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1792 there are no corresponding varasm.c variables.
1794 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1796 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1797 of EH_FRAME_SECTION_NAME into...
1798 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1799 if it is still null.
1800 * except.c (default_exception_section): Delete, moving most
1802 (switch_to_exception_section): ...this new function. Set
1803 exception_section if it is still null, then switch to it.
1804 (output_function_exception_table): Use switch_to_exception_section.
1805 * varasm.c (exception_section, eh_frame_section): Update comments.
1806 (get_section): Hoist use of SECTION_NAMED.
1807 (init_varasm_once): Don't set exception_section and eh_frame_section.
1808 * output.h (default_exception_section): Delete.
1809 (default_eh_frame_section): Delete.
1811 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1813 * config/bfin/bfin.c: Include "cgraph.h".
1814 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1815 Return the reg that holds the pointer to the GOT.
1816 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1817 doing stack checking.
1819 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1821 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1822 recompute_tree_invarant_for_addr_expr.
1823 Update uses everywhere.
1825 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1827 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1828 (MULTILIB_DIRNAMES): Define.
1830 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1833 * config/s390/s390.c (struct s390_address): New field literal_pool.
1834 (s390_decompose_address): Compute literal_pool field. Do not
1835 assume register %r13 is always (and solely) used as pool base.
1836 (s390_extra_constraint_str): Use literal_pool field.
1838 2005-12-09 Thiemo Seufer <ths@networkno.de>
1840 * config/mips/mips.c (override_options): Don't allow too small
1841 integers in FP registers.
1843 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1845 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1846 targetm.binds_local_p to check for local function calls.
1848 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1851 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1852 call_used_regs can't be used to save reg in another reg.
1854 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1855 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1857 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1859 * except.c (output_ttype): Likewise.
1860 * tree-object-size.c (collect_object_sizes_for): Likewise.
1861 (check_for_plus_in_loops_1): Likewise.
1862 (check_for_plus_in_loops): Likewise.
1863 (compute_object_sizes): Use gcc_unreachable instead of abort.
1865 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1867 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1868 (loop_end, loop_init, doloop_end): New insns.
1869 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1870 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1871 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1872 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1873 * config/ms1/ms1.c: #include basic-block.h
1874 (struct machine_function): Add has_loops field.
1875 (ms1_add_loop): New.
1876 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1877 (struct loop_info, struct loop_work): New.
1878 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1879 (ms1_reorg_loops): New loop optimization.
1880 (ms1_machine_reorg): Call it.
1881 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1883 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1885 PR tree-optimization/25248
1886 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1887 evolution_of_loop from the failed attempt. Remove handling
1890 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1892 * tree.h (DECL_EXTERNAL): Clarify documentation.
1894 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1895 Jakub Jelinek <jakub@redhat.com>
1898 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1899 argument. Don't drop outer ANDs.
1900 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1901 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1903 * config/s390/predicates.md (setmem_operand): Remove.
1904 (shift_count_operand): Rename to...
1905 (shift_count_or_setmem_operand): ... this. Adjust
1906 s390_decompose_shift_count caller.
1907 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1908 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1909 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1910 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1911 rotl<mode>3_and, setmem_long_and): New insns.
1912 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1913 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1914 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1915 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1916 of shift_count_operand.
1917 (setmem_long): Use shift_count_or_setmem_operand instead of
1920 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1921 Andreas Tobler <a.tobler@schweiz.ch>
1923 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1926 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1928 * expr.c (force_operand): Use convert_to_mode for conversions.
1930 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1932 * reload.h (reg_equiv_invariant): Declare.
1933 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1934 register also when reg_equiv_invariant[R] is set.
1936 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1937 Andreas Tobler <a.tobler@schweiz.ch>
1939 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1941 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1943 * tree-ssa-pre.c (bitmap_set_and): New function.
1944 (bitmap_set_and_compl): New function.
1945 (bitmap_set_empty_p): New function.
1946 (insert_extra_phis): New function.
1947 (compute_avail): Use insert_extra_phis.
1949 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1951 * config/s390/s390.c (s390_expand_atomic): New function.
1952 Adjust comment of helper functions.
1953 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1954 * config/s390/s390.md ("ATOMIC"): New code macro.
1955 ("atomic"): Corresponding new code attribute.
1956 ("sync_lock_test_and_set[hq]i",
1957 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1959 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1961 * config/s390/s390.c (s390_expand_mask_and_shift,
1962 struct alignment_context, init_alignment_context,
1963 s390_expand_cs_hqi): New.
1964 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1965 * config/s390/s390.md ("sync_compare_and_swaphi",
1966 "sync_compare_and_swapqi"): New pattern.
1968 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1970 Fix PR tree-optimization/25291
1971 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1972 redundant and crashing check.
1974 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1977 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1978 tests further when !strict && reload_in_progress.
1979 (print_operand): Check that both operands of indexed address are regs.
1980 (print_operand_address): Likewise.
1981 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1982 (INT_REG_OK_FOR_BASE_P): Correct.
1984 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1986 Preparation for PR rtl-optimization/20070 / part1
1987 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1988 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1989 outgoing_edges_match.
1990 (outgoing_edges_match): Use condjump_equiv_p.
1991 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1993 * struct-equiv.c: New file.
1994 (death_notes_match_p) New function, broken out of insns_match_p.
1995 * Makefile.in (OBJS-common): Add struct-equiv.o.
1996 (struct-equiv.o): New target.
1998 2005-12-07 Richard Sandiford <richard@codesourcery.com>
2000 * coretypes.h: Revert previous change.
2001 * config/darwin.h: Revert previous reversion.
2002 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
2004 2005-12-07 Richard Sandiford <richard@codesourcery.com>
2006 * coretypes.h (section): Provide dummy definition for target files.
2007 * config/darwin.h: Revert previous change.
2009 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
2011 * doc/sourcebuild.texi (all.build, install-normal): Remove.
2012 * configure.ac: Remove all.build and install-normal from target_list
2013 * configure: Regenerate.
2014 * Makefile.in (install): Don't depend on install-normal.
2016 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
2018 * Makefile.in: Document the use of stamps.
2020 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
2022 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
2023 * Makefile.in: Add code to compute some dependencies on s-gtype
2024 automatically. Remove the declaration of those dependencies.
2026 2005-12-07 Richard Sandiford <richard@codesourcery.com>
2028 * gcc/reload.c (push_secondary_reload): Fix typo:
2029 s/insn_constraint/scratch_constraint/.
2031 2005-12-07 Richard Sandiford <richard@codesourcery.com>
2033 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
2035 2005-12-07 Richard Sandiford <richard@codesourcery.com>
2037 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
2038 (alpha_elf_select_rtx_section): Return the selected section rather
2039 than emitting assembly code.
2040 (alpha_write_linkage): Emit a ".link" directive directly and then
2041 set in_section to NULL.
2042 (vms_asm_out_constructor): Use switch_to_section.
2043 (vms_asm_out_destructor): Likewise.
2044 (unicosmk_output_common): Set in_section to NULL instead of calling
2045 the dummy common_section function.
2046 (unicosmk_text_section): Delete in favor of...
2047 (unicosmk_output_text_section_asm_op): ...this new function.
2048 (unicosmk_data_section): Delete in favor of...
2049 (unicosmk_output_data_section_asm_op): ...this new function.
2050 (unicosmk_init_sections): New function.
2051 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
2052 (unicosmk_output_ssib): Set in_section to NULL instead of calling
2053 the dummy ssib_section function.
2054 (unicosmk_section_buf): Delete.
2055 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
2056 (unicosmk_data_section): Delete.
2057 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2058 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
2059 (SECTION_FUNCTION_TEMPLATE): Delete.
2060 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
2061 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2062 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
2063 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2064 (TARGET_ASM_INIT_SECTIONS): Define.
2065 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
2066 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2067 (link_section, literals_section): Delete.
2068 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
2069 set in_section to NULL.
2071 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
2072 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
2073 (COMMON_SECTION): Delete.
2074 (TARGET_ASM_INIT_SECTIONS): Define.
2075 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
2076 the dummy common_section function.
2077 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2078 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
2079 between readonly_data_section and text_section to check whether
2080 read-only data is being put in the text section.
2081 (arm_output_function_epilogue): Use switch_to_section.
2082 (arm_elf_asm_constructor): Likewise.
2083 (thumb_call_via_reg): Replace call to in_text_section with
2084 a comparison between in_section and text_section.
2085 (arm_file_end): Use switch_to_section.
2086 (aof_text_section): Delete in favor of...
2087 (aof_output_text_section_asm_op): ...this new function.
2088 (aof_data_section): Delete in favor of...
2089 (aof_output_data_section_asm_op): ...this new function.
2090 (aof_asm_init_sections): New function.
2091 (zero_init_section): Moved from config/arm/aof.h.
2092 (aof_dump_imports, aof_file_start): Use switch_to_section.
2093 * config/arm/arm.h (thumb_call_via_label): Update comment.
2094 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
2095 (common_section): Delete.
2096 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2097 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2098 global switch_to_section function instead of the old port-local one.
2099 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
2100 (SWITCH_TO_SECTION_FUNCTION): Delete.
2101 (drectve_section): Redefine as a macro.
2102 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
2103 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
2106 * config/avr/avr.c (progmem_section): New variable.
2107 (avr_output_progmem_section_asm_op): New function.
2108 (avr_asm_init_sections): New function.
2109 (avr_output_addr_vec_elt): Use switch_to_section.
2110 * config/avr/avr.h (progmem_section): Declare.
2111 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2112 (READONLY_DATA_SECTION): Delete.
2113 (TARGET_ASM_INIT_SECTIONS): Define.
2114 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
2115 * config/avr/avr-protos.h (progmem_section): Delete.
2117 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2119 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2120 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
2122 * config/darwin-sections.def: New file.
2123 * config/darwin.c: Define all sections in darwin-sections.def.
2124 (output_objc_section_asm_op, darwin_init_sections): New functions.
2125 (machopic_output_indirection): Use switch_to_section.
2126 (machopic_select_section): Return the selected section rather than
2127 emitting assembly code. Replace the static function table with
2128 inline conditional expressions. Update the tests of last_text_section
2129 and move them into the FUNCTION_DECL block.
2130 (machopic_select_rtx_section): Return the selected section rather than
2131 emitting assembly code.
2132 (machopic_asm_out_constructor, machopic_asm_out_destructor)
2133 (darwin_file_end): Use switch_to_section.
2134 * config/darwin.h: Use darwin-sections.def to declare sections.
2135 (INIT_SECTION_ASM_OP): Remove empty definition.
2136 (HAS_INIT_SECTION): Define this instead.
2137 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2138 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2139 (TARGET_ASM_EH_FRAME_SECTION): Delete.
2140 (TARGET_ASM_INIT_SECTIONS): Define.
2141 * config/darwin-protos.h (darwin_init_sections): Declare.
2142 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
2143 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
2144 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
2145 (constructor_section, destructor_section, mod_init_section): Delete.
2146 (mod_term_section): Delete.
2147 (darwin_exception_section, darwin_eh_frame_section): Delete.
2148 (machopic_select_section): Return a section.
2149 (machopic_select_rtx_section): Likewise.
2150 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
2151 (const_section, const_coal_section, const_data_section): Delete.
2152 (const_data_coal_section, data_coal_section, cstring_section): Delete.
2153 (literal4_section, literal8_section, constructor_section): Delete.
2154 (mod_init_section, mod_term_section, destructor_section): Delete.
2155 (objc_class_section, objc_meta_class_section, objc_category_section)
2156 (objc_class_vars_section, objc_instance_vars_section): Delete.
2157 (objc_cls_meth_section, objc_inst_meth_section): Delete.
2158 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
2159 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
2160 (objc_symbols_section, objc_module_info_section): Delete.
2161 (objc_image_info_section, objc_protocol_section): Delete.
2162 (objc_string_object_section, objc_constant_string_object_section)
2163 (objc_class_names_section, objc_meth_var_names_section): Delete.
2164 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
2165 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
2166 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
2167 (darwin_exception_section, darwin_eh_frame_section): Delete.
2168 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
2170 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
2171 (frv_asm_out_destructor): Likewise.
2172 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2173 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
2174 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
2176 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
2177 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
2178 (data_section): Delete.
2180 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2181 (DRECTVE_SECTION_FUNCTION): Delete.
2182 (drectve_section): Redefine as a macro that sets in_section after
2183 emitting the directive.
2184 (SWITCH_TO_SECTION_FUNCTION): Delete.
2185 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
2186 in_text_section with comparison between in_section and text_section.
2187 * config/i386/i386.c (x86_64_elf_select_section): Return the section
2188 rather than emitting assembly code. Use get_named_section.
2189 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
2191 (machopic_output_stub): Use switch_to_section.
2192 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
2193 (nwld_named_section_asm_out_destructor): Use get_section and
2196 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
2197 rather than emitting assembly code.
2198 (ia64_rwreloc_select_section): Likewise.
2199 (ia64_rwreloc_select_rtx_section): Likewise.
2200 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
2201 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
2203 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2204 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
2206 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
2207 section rather than emitting assembly code.
2208 (iq2000_select_section): Likewise.
2209 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
2210 (sbss_section): Delete.
2212 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
2213 and get_named_section.
2214 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
2216 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
2217 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
2218 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
2219 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
2221 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2222 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2223 global switch_to_section function instead of the old port-local one.
2224 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2225 (SWITCH_SECTION_FUNCTION): Delete.
2226 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
2227 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
2228 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
2229 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
2231 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2232 global switch_to_section function instead of the old port-local one.
2233 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2235 * config/mips/mips.c (mips_file_start): Update comment.
2236 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
2237 (mips_output_aligned_decl_common): Use switch_to_section.
2238 (mips_select_rtx_section): Return the section rather than emitting
2239 assembly code. Use get_named_section.
2240 (mips_function_rodata_section: Likewise get_section.
2241 (build_mips16_function_stub): Use switch_to_section.
2242 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
2243 (SDATA_SECTION_ASM_OP): Delete.
2244 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
2245 (EXTRA_SECTION_FUNCTIONS): Delete.
2247 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
2248 (mmix_asm_output_aligned_local): Use switch_to_section.
2250 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
2251 (som_one_only_readonly_data_section): New variables.
2252 (pa_output_function_epilogue): Set in_section to NULL instead of
2253 calling forget_section.
2254 (output_deferred_plabels): Use select_section.
2255 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
2256 of calling forget_section.
2257 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
2258 (pa_asm_output_aligned_local): Use select_section.
2259 (som_text_section_asm_op): Delete in favor of...
2260 (som_output_text_section_asm_op): ...this new function.
2261 (pa_som_asm_init_sections): New function.
2262 (pa_select_section): Return the section rather than emitting
2264 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2265 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
2266 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
2267 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
2268 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
2269 (som_readonly_data_section, som_one_only_readonly_data_section)
2270 (som_one_only_data_section, forget_section): Delete.
2271 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
2272 (TARGET_ASM_INIT_SECTIONS): Define.
2273 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2275 * config/rs6000/rs6000.c (read_only_data_section): New variable.
2276 (private_data_section, read_only_private_data_section): New variables.
2277 (sdata2_section, toc_section): New variables.
2278 (rs6000_file_start): Use switch_to_section.
2279 (rs6000_assemble_integer): Use comparisons against in_section
2280 instead of calling in_toc_section and in_text_section. Use
2281 unlikely_text_section_p.
2282 (rs6000_elf_output_toc_section_asm_op): New function, derived
2283 from the old rs6000/sysv4.h toc_section function.
2284 (rs6000_elf_asm_init_sections): New function.
2285 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
2286 the section rather than emitting assembly code.
2287 (machopic_output_stub): Use switch_to_section.
2288 (toc_section): Delete dummy function.
2289 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
2290 switch_to_section and get_section.
2291 (rs6000_xcoff_output_readonly_section_asm_op): New function.
2292 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
2293 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
2294 the old rs6000/xcoff.h toc_section function.
2295 (rs6000_xcoff_asm_init_sections): New function.
2296 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
2297 the section rather than emitting assembly code.
2298 (rs6000_xcoff_file_start): Use switch_to_section.
2299 (rs6000_xcoff_file_end): Likewise.
2300 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
2301 (sdata2_section, sbss_section, private_data_section): Delete.
2302 (read_only_data_section, read_only_private_data_section): Delete.
2303 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2304 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
2305 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
2306 (FINI_SECTION_FUNCTION): Delete.
2307 (TARGET_ASM_INIT_SECTIONS): Define.
2308 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2309 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2310 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
2311 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
2312 (READONLY_DATA_SECTION): Delete.
2313 (TARGET_ASM_INIT_SECTIONS): Define.
2314 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
2315 to NULL rather than no_section.
2316 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2318 * config/sh/sh.c (sh_file_start): Use switch_to_section.
2320 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
2321 (sparc_output_deferred_case_vectors): Likewise. Remove argument
2322 from call to current_function_section.
2324 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
2325 (bss100_section): New variable.
2326 (xstormy16_asm_output_aligned_common): Use switch_to_section.
2327 (xstormy16_asm_init_sections): New function.
2328 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
2329 switch_to_section and get_section.
2330 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
2331 from calls to current_function_section.
2332 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
2333 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
2334 (TARGET_ASM_INIT_SECTIONS): Define.
2335 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
2337 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2338 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
2339 (FINI_SECTION_FUNCTION): Delete.
2341 * config/v850/v850.c: Include gt-v850.h.
2342 (rosdata_section, rozdata_section, tdata_section, zdata_section)
2343 (zbss_section): New variables.
2344 (v850_output_aligned_bss): Use switch_to_section.
2345 (v850_asm_init_sections): New function.
2346 (v850_select_section): Return the section rather than emitting
2348 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2349 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
2350 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
2351 (TARGET_ASM_INIT_SECTIONS): Define.
2352 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
2353 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
2354 (zbss_section): Delete.
2356 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2358 * config/vx-common.h (vxworks_exception_section): Delete.
2359 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2361 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
2362 section rather than emitting assembly code.
2363 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
2366 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
2367 * coretypes.h (section): New union and typedef.
2368 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
2369 from call to current_function_section.
2370 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
2371 (dbxout_symbol_location): Use switch_to_section.
2372 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
2373 most of the code into...
2374 (default_eh_frame_section): ...here. Return a section.
2375 (collect2_eh_frame_section): Delete, moving most of the code into..
2376 (switch_to_eh_frame_section): ...this new function.
2377 (debug_info_section, debug_abbrev_section, debug_aranges_section)
2378 (debug_macinfo_section, debug_line_section, debug_loc_section)
2379 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
2381 (output_call_frame_info): Call switch_to_eh_frame_section instead of
2382 eh_frame_section. Use switch_to_section and get_section.
2383 (dwarf2out_begin_prologue): Use switch_to_section.
2384 (AT_string_form): Check the flags in debug_str_section instead of
2385 DEBUG_STR_SECTION_FLAGS.
2386 (output_comp_unit): Use switch_to_section, get_section, and
2388 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
2389 (dwarf2out_begin_block): Use switch_to_section. Remove argument
2390 from call to current_function_section.
2391 (dwarf2out_var_location): Use unlikely_text_section_p.
2392 (dwarf2out_source_line): Use switch_to_section. Remove argument
2393 from call to current_function_section.
2394 (dwarf2out_start_source_file, dwarf2out_end_source_file)
2395 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
2396 debug_macinfo_section.
2397 (dwarf2out_init): Initialize the new section variables. Use them
2398 instead of calls to named_section_flags. Use switch_to_section.
2399 (output_indirect_string): Use switch_to_section and debug_str_section.
2400 (dwarf2out_finish): Use switch_to_section and the new section
2402 * except.c (default_exception_section): Return the section instead
2403 of emitting assembly code.
2404 (output_function_exception_table): Use the global exception_section
2405 variable instead of the target hook. Use switch_to_section. Remove
2406 argument from call to current_function_section.
2407 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
2408 (shorten_branches): Use pointer comparisons to detect whether the
2409 text section is the same as readonly_data_section.
2410 (profile_function): Use switch_to_section. Remove argument from
2411 call to current_function_section.
2412 (final_scan_insn): Likewise. Update use of last_text_section.
2413 * gengtype.c (open_base_files): Add an include of output.h.
2414 * output.h (text_section, data_section, readonly_data_section)
2415 (ctors_section, dtors_section, bss_section, init_section)
2416 (fini_section, sdata_section): Turn into section pointers.
2417 (in_text_section, in_unlikely_text_section, exports_section)
2418 (drectve_section, named_section, mergeable_string_section)
2419 (last_text_section_name): Delete.
2420 (default_exception_section, default_eh_frame_section): Return sections.
2421 (SECTION_DECLARED, SECTION_NAMED): New macros.
2422 (SECTION_MACH_DEP): Bump value.
2423 (section_common, named_section, unnamed_section): New structures.
2424 (unnamed_section_callback): New typedef.
2425 (section): New union.
2426 (sbss_section, exception_section, eh_frame_section): New variables.
2427 (in_section, last_text_section): Turn into section pointers.
2428 (get_unnamed_section, get_section, get_named_section): New functions.
2429 (mergeable_constant_section, function_section): Return a section.
2430 (unlikely_text_section): Likewise.
2431 (current_function_section): Likewise. Remove the decl argument.
2432 (unlikely_text_section_p, switch_to_section): New functions.
2433 (output_section_asm_op): New function.
2434 (set_named_section_flags, named_section_flags, named_section_real)
2435 (named_section_first_declaration): Delete.
2436 (default_select_section, default_elf_select_section): Return a section.
2437 (default_elf_select_section_1, default_function_rodata_section)
2438 (default_no_function_rodata_section, default_select_rtx_section)
2439 (default_elf_select_rtx_section): Likewise.
2440 * rtl.h (in_data_section): Delete.
2441 * sdbout.c (sdbout_one_type): Use switch_to_section.
2442 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
2443 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
2444 (TARGET_ASM_EH_FRAME_SECTION): Poison.
2445 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
2446 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
2447 (TARGET_ASM_OUT): Update after above changes.
2448 * target.h (init_sections): New hook.
2449 (exception_section, eh_frame_section): Delete.
2450 (select_section, select_rtx_section, function_rodata_section): Return
2451 a section rather than emitting assembly code.
2452 * varasm.c (text_section, data_section, readonly_data_section)
2453 (ctors_section, dtors_section, bss_section, init_section)
2454 (fini_section): Turn into section pointers.
2455 (sdata_section, sbss_section, exception_section): New variables.
2456 (eh_frame_section): New variable.
2457 (in_section): Make global and turn into a section pointer.
2458 (last_text_section): Turn into a section pointer.
2459 (unnamed_sections): New variable.
2460 (in_named_name, last_text_section_name): Delete.
2461 (EXTRA_SECTION_FUNCTIONS): Delete.
2462 (in_named_entry): Delete.
2463 (section_htab): New variable, replacing...
2464 (in_named_htab): ...this deleted variable.
2465 (section_entry_eq, section_entry_hash): New functions, based on...
2466 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
2467 (get_unnamed_section, get_section): New functions.
2468 (unlikely_text_section): Return a section instead of emitting
2470 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
2471 (get_named_section_flags, named_section_first_declaration): Delete.
2472 (unlikely_text_section_p): New function.
2473 (named_section_real, named_section): Delete.
2474 (get_named_section): New function.
2475 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
2476 (function_section): Return a section rather than emitting
2478 (current_function_section): Likewise. Remove argument. Use
2479 last_text_section if nonnull, otherwise use function_section.
2480 (default_function_rodata_section): Return a section rather than
2481 emitting assembly code. Use get_section.
2482 (default_no_function_rodata_section): Return a section rather than
2483 emitting assembly code.
2484 (variable_section): Use switch_to_section and get_named_section.
2485 (mergeable_string_section): Return a section rather than emitting
2486 assembly code. Use get_section. Make static. Don't take special
2487 countermeasures for empty strings.
2488 (mergeable_constant_section): Return a section rather than emitting
2489 assembly code. Use get_section.
2490 (default_named_section_asm_out_destructor): Use switch_to_section
2492 (default_dtor_section_asm_out_destructor): Use switch_to_section.
2493 (default_named_section_asm_out_constructor): Use switch_to_section
2495 (default_ctor_section_asm_out_constructor): Use switch_to_section.
2496 (assemble_start_function): Likewise. Set last_text_section to
2497 NULL rather than no_section. Change the type of save_section.
2498 (assemble_zeros, assemble_variable): Use the section flags to detect
2499 whether or not a section is text.
2500 (assemble_static_space): Use switch_to_section.
2501 (assemble_trampoline_template): Likewise.
2502 (output_constant_def_contents): Use switch_to_section and
2504 (output_constant_pool_1): Use switch_to_section. Use the section
2505 flags to see whether sections contain mergeable data.
2506 (init_varasm_once): Initialize section_htab instead of in_named_htab.
2507 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
2508 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
2509 whether a section has already been declared.
2510 (default_select_section, default_elf_select_section): Return a
2511 section rather than emitting assembly code.
2512 (default_elf_select_section_1): Likewise. Use bss_section for
2513 SECCAT_BSS if nonnull. Use get_named_section.
2514 (default_select_rtx_section): Return a section rather than
2515 emitting assembly code.
2516 (default_elf_select_rtx_section): Likewise. Use get_named_section.
2517 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
2518 (output_section_asm_op, switch_to_section): New functions.
2519 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
2522 * doc/tm.texi: Expand the introduction to the sections documentation.
2523 (TRAMPOLINE_SECTION): Document new interface.
2524 (SDATA_SECTION_ASM_OP): Document new macro.
2525 (READONLY_DATA_SECTION): Delete.
2526 (SDATA_SECTION_ASM_OP): Document new macro.
2527 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2528 (TARGET_ASM_INIT_SECTIONS): Document new hook.
2529 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
2530 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
2531 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
2533 2005-12-07 Alan Modra <amodra@bigpond.net.au>
2535 * gcc.c (init_gcc_specs): Match braces inside conditionally
2538 2005-12-06 Geoffrey Keating <geoffk@apple.com>
2540 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
2542 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
2545 * tree.c (integer_all_onesp): Always return true if all bits on.
2547 * testsuite/g++.dg/init/array0.C: New.
2549 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
2551 * doc/md.texi: Adapt to implementation.
2553 2005-12-06 Andreas Schwab <schwab@suse.de>
2555 * opts.c (decode_options): Fix typo in message.
2557 2005-12-06 Alan Modra <amodra@bigpond.net.au>
2560 * longlong.h: Merge PPC tests from upstream.
2562 2005-12-06 Richard Guenther <rguenther@suse.de>
2564 * fold-const.c (fold_convert): Do not build and fold
2565 CONVERT_EXPR, but always use NOP_EXPR.
2567 2005-12-06 Jan Beulich <jbeulich@novell.com>
2569 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
2570 __builtin_ia32_paddq and __builtin_ia32_psubq.
2571 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
2572 __builtin_ia32_pshufw.
2573 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
2575 2005-12-05 James E Wilson <wilson@specifix.com>
2578 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
2581 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
2583 * print-tree.c (print_node): Ditto.
2584 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
2585 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
2586 before accessing DECL_ARTIFICIAL.
2587 Handle new tag tree codes.
2588 * tree-flow-inline.h (clear_call_clobbered): Update for tag
2590 (unmodifiable_var_p): Ditto.
2591 * tree-flow.h (mem_tag_kind): Remove.
2592 (struct var_ann_d): Remove mem_tag_kind member.
2593 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
2594 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
2595 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
2596 (group_aliases): Ditto.
2597 (setup_pointers_and_addressables): Ditto.
2598 (is_escape_site): Ditto.
2599 (may_alias_p): Ditto.
2600 (create_tag_raw): New function.
2601 (create_memory_tag): Use it.
2602 (dump_alias_info): Update for tags.
2603 (may_be_aliased): Ditto.
2604 (add_type_alias): Ditto.
2605 (new_type_alias): Ditto.
2606 (create_sft): Ditto.
2607 (create_structure_vars): Ditto.
2608 * tree-ssa-ccp.c (get_default_value): Ditto.
2609 * tree-ssa-operands.c (get_expr_operands): Ditto.
2610 (add_stmt_operand): Ditto.
2611 (add_call_clobber_ops): Remove duplicated condition.
2612 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2614 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
2615 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2616 * tree.c (init_ttree): Update structures for new tree codes.
2617 (tree_code_size): Update sizes for new tree codes.
2618 (make_node_stat): Don't try to set common things on minimal
2620 (tree_node_structure): Update for tags.
2621 (is_global_var): Ditto.
2622 * tree.def: Add new tree codes.
2623 * tree.h (MTAG_P): New macro.
2624 (TREE_MEMORY_TAG_CHECK): Ditto.
2625 (SSA_VAR_P): Update for tags.
2626 (struct tree_memory_tag): New structure.
2627 (MTAG_GLOBAL): New macro.
2628 (union tree_node): Add memory tag member.
2629 * treestruct.def (TS_MEMORY_TAG): New.
2631 2005-12-05 Dale Johannesen <dalej@apple.com>
2633 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
2634 what was approved (PR 24323).
2636 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
2638 * doc/c-tree.texi (Function Bodies): Remove description of
2641 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
2643 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
2644 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
2645 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
2646 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
2647 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
2648 __divxc3): Document.
2650 2005-12-05 Geoffrey Keating <geoffk@apple.com>
2652 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
2654 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
2655 hook_bool_void_false.
2656 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2657 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
2659 * config/darwin.c (machopic_select_section): It's not defined
2660 as weak if it's only marked as weak_import.
2662 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
2665 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
2666 A hidden weak object does bind locally. Strong linkonce data
2667 counts like any other strong symbol for binding.
2668 (weak_finish_1): Don't specially handle weakrefs, they no longer
2670 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
2671 * c-common.c (handle_alias_attribute): Allow static aliases
2673 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
2674 * gthr-dce.h: Make weakrefs static.
2675 * gthr-tpf.h: Likewise.
2676 * gthr-solaris.h: Likewise.
2677 * gthr-posix.h: Likewise.
2678 * gthr-posix95.h: Likewise.
2679 * config/darwin.c (darwin_encode_section_info): static weakref
2680 variables are not necessarily defined in this translation unit.
2681 * doc/extend.texi (Function Attributes): Mention that an alias
2682 attribute creates a definition for the thing it's attached to.
2683 Change the documentation for weakref to say that the thing
2684 it's attached to must be static.
2686 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
2687 we don't go into an infinite loop.
2689 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
2691 * config/rs6000/predicates.md (logical_const_operand): Split
2692 out of logical_operand.
2693 (logical_operand): Use it.
2694 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
2695 logical_const_operand.
2697 2005-12-05 Jan Beulich <jbeulich@novell.com>
2699 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
2700 and IX86_BUILTIN_CMPNESS.
2701 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
2702 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
2703 * config/i386/i386.md (movti_internal): Correct type attribute.
2704 Simplify mode attribute.
2705 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
2706 Correct type attribute.
2707 (absxf2): Correct operator.
2708 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
2709 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
2710 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
2712 (sse2_vmsqrtv2df2): Correct mode attribute.
2714 2005-12-05 Jan Beulich <jbeulich@novell.com>
2716 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
2717 16 bits. Provide insn pattern for this case.
2719 2005-12-05 Jan Beulich <jbeulich@novell.com>
2721 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
2723 (__popcountDI2): Likewise.
2725 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2728 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
2729 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
2730 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
2733 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2735 * c-typeck.c (null_pointer_constant_p): New function.
2736 (build_conditional_expr, build_c_cast, convert_for_assignment,
2737 build_binary_op): Use it.
2739 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2741 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
2742 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
2744 (check_function_arguments_recurse): Allow both NOP_EXPR and
2745 CONVERT_EXPR but check conversions preserve precision.
2746 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
2747 but check conversions preserve precision.
2748 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
2751 2005-12-04 Roger Sayle <roger@eyesopen.com>
2754 * common.opt (Wstring-literal-comparison): New command line option.
2755 * c-opts.c (c_common_handle_option): Set it with -Wall.
2756 * c-typeck.c (parser_build_binary_op): Issue warning if either
2757 operand of a comparison operator is a string literal, except for
2758 testing equality or inequality against NULL.
2760 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
2762 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2764 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
2765 of building a NOP_EXPR.
2766 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
2768 * c-convert.c (convert): Use fold_convert instead of building
2769 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
2770 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
2772 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
2773 NOP_EXPR the same as CONVERT_EXPR.
2774 * c-typeck.c (build_function_call): Use fold_convert instead of
2775 building a NOP_EXPR directly.
2776 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2778 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2780 PR rtl-optimization/25197
2781 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2784 2005-12-02 Stuart Hastings <stuart@apple.com>
2786 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2789 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2791 * c-typeck.c (default_function_array_conversion,
2792 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2793 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2794 orig_op2. Don't check them for NOP_EXPR.
2795 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2796 around integer zero.
2798 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2800 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2801 toc_save_offset, toc_size, lr_size.
2802 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2803 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2804 Adjust for removal of unused rs6000_stack_t fields.
2805 (debug_stack_info): Adjust.
2806 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2807 first, and don't bother checking for set/inc of lr on sibcalls.
2808 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2810 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2813 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2814 5 if operand 1 is not aligned. Undo previous constraint change.
2815 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2817 2005-12-02 Richard Guenther <rguenther@suse.de>
2819 * tree.h (build): Remove prototype.
2820 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2821 * tree.c (build): Remove.
2822 (build0_stat): Update comment.
2824 2005-12-02 Richard Guenther <rguenther@suse.de>
2826 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2827 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2829 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2830 maybe_fold_offset_to_component_ref): Likewise.
2831 * tree-ssa-dom.c (thread_across_edge,
2832 simplify_rhs_and_lookup_avail_expr,
2833 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2835 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2836 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2837 lower_try_finally_switch): Likewise.
2838 * tree-if-conv.c (add_to_dst_predicate_list,
2839 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2840 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2841 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2842 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2843 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2844 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2845 gimplify_init_ctor_eval, gimplify_init_constructor,
2846 gimplify_variable_sized_compare, gimplify_boolean_expr,
2847 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2848 gimplify_expr, gimplify_body, gimplify_function_tree,
2849 force_gimple_operand): Likewise.
2850 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2851 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2852 mx_register_decls): Likewise.
2853 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2854 get_frame_field, finalize_nesting_tree_1): Likewise.
2855 * tree-inline.c (setup_one_parameter): Likewise.
2856 * tree-vect-transform.c (vectorizable_condition): Likewise.
2857 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2859 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2860 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2861 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2862 * tree-chrec.h (build_polynomial_chrec): Likewise.
2864 2005-12-02 Richard Guenther <rguenther@suse.de>
2866 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2867 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2868 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2869 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2870 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2871 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2872 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2874 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2875 sh_adjust_unroll_max): Likewise.
2876 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2877 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2878 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2880 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2882 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2885 2005-12-02 Richard Guenther <rguenther@suse.de>
2887 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2888 simplify_cond_using_ranges): Use buildN instead of build.
2889 * tree-tailcall.c (adjust_accumulator_values,
2890 adjust_return_value): Likewise.
2891 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2892 generate_element_copy, generate_element_zero,
2893 generate_one_element_init): Likewise.
2894 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2895 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2896 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2897 perfect_nestify): Likewise.
2899 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2901 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2903 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2905 * ggc.h (GGC_RESIZEVEC): New.
2907 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2909 * gcc.c (execute): Improve readability.
2911 2005-12-02 Richard Guenther <rguenther@suse.de>
2913 * tree-cfg.c (mark_used_vars): New function.
2914 (dump_function_to_file): Dump only used VAR_DECLs.
2916 2005-12-02 Richard Guenther <rguenther@suse.de>
2918 * convert.c (convert_to_integer): Fix compare for nonpositive
2919 constant to use tree_int_cst_sgn <= 0.
2921 2005-12-02 Richard Guenther <rguenther@suse.de>
2923 * convert.c (convert_to_integer): Use fold_convert instead
2924 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2925 instead of comparing against 0. Use build_int_cst instead
2926 of converting integer_zero_node.
2928 2005-12-02 Richard Guenther <rguenther@suse.de>
2930 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2933 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2936 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2939 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2942 * function.c (expand_function_end): Emit blockage for unwinder
2945 2005-12-01 Roger Sayle <roger@eyesopen.com>
2947 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2948 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2949 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2950 integer constant comparisons.
2952 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2953 Janis Johnson <janis187@us.ibm.com>
2954 David Edelsohn <dje@watson.ibm.com>
2955 Ben Elliston <bje@au.ibm.com>
2957 * dfp.h, dfp.c: New files.
2958 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2959 (DECNUM_H): Likewise.
2960 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2961 (INCLUDES): Append $(DECNUMINC).
2962 (OBJS-common): Add dfp.o.
2964 * real.h (EXP_BITS): Pinch one bit to ..
2965 (struct real_value): Add decimal field.
2966 (real_format): Change table size, update documentation.
2967 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2968 (real_from_string3): Declare.
2969 (decimal_single_format): Declare.
2970 (decimal_double_format): Declare.
2971 (decimal_quad_format): Declare.
2972 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2973 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2974 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2975 * real.c: Include dfp.h.
2976 (normalize): Early return for decimal floats.
2977 (do_add): Zero decimal field.
2978 (do_compare): Call do_decimal_compare for decimal floats.
2979 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2980 (real_arithmetic): Call decimal_real_arithmetic for decimal
2981 floating point operands.
2982 (real_identical): If a and b are of differing radix, return false.
2983 (real_to_integer): Call decimal_real_to_integer if the value is a
2985 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2986 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2987 (real_to_hexadecimal): Place "N/A" in the return string for
2989 (real_from_string3): New variant, given a mode.
2990 (real_maxval): Use decimal_real_maxval for decimal floats.
2991 (round_for_format): Use decimal_round_for_format for decimals.
2992 (real_convert): Use decimal_real_convert where appropriate.
2993 (significand_size): Handle base 10.
2994 (encode_decimal_single, decode_decimal_single,
2995 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2996 decode_decimal_quad): New functions.
2997 (decimal_single_format): New.
2998 (decimal_double_format): New.
2999 (decimal_quad_format): New.
3000 * machmode.def: Add SD, DD and TD decimal floating point modes.
3001 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
3002 Include MODE_DECIMAL_FLOAT.
3003 (DECIMAL_FLOAT_MODE_P): New.
3004 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
3005 * genmodes.c (struct mode_data): Add counter field.
3006 (struct mode_data): Update comment for format.
3007 (blank_mode): Initialise counter field.
3008 (new_mode): Increment counter field for each mode defined.
3009 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
3011 (make_complex_modes): Handle modes containing `D'.
3012 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
3013 (make_decimal_float_mode): New.
3014 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
3015 (cmp_modes): Compare counter field if other characteristics
3017 (emit_real_format_for_mode): Support formats for decimal floats.
3018 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
3019 Document MODE_DECIMAL_FLOAT.
3021 2005-12-02 Alan Modra <amodra@bigpond.net.au>
3023 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
3026 2005-12-01 Richard Henderson <rth@redhat.com>
3028 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
3030 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3032 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
3034 * config/pa/pa.c (pa_init_builtins): If we detect
3035 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
3038 2005-12-01 Richard Guenther <rguenther@suse.de>
3040 * fold-const.c (fold_binary): Use fold_build2, not
3043 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
3045 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
3047 * vec.h (VEC_block_remove): New.
3049 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
3052 * c-common.c (lvalue_error): Fix wording.
3054 2005-12-01 Richard Guenther <rguenther@suse.de>
3056 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
3057 thinko in last patch.
3059 2005-12-01 Geoffrey Keating <geoffk@apple.com>
3061 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
3062 than -flat_namespace.
3064 2005-12-01 Ben Elliston <bje@au.ibm.com>
3066 * mklibgcc.in: Parameterise the script to build soft float
3067 functions by iterating over each type, rather than cloning the
3070 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3073 * builtins.c (fold_builtin_fputs): Defer check for missing
3074 replacement functions.
3076 2005-11-30 Kean Johnston <jkj@sco.com>
3078 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
3079 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
3081 2005-11-30 Richard Guenther <rguenther@suse.de>
3083 PR tree-optimization/22501
3084 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
3085 function split out from ...
3086 (forward_propagate_addr_expr): ... here. Use it to propagate
3087 ADDR_EXPRs to all uses.
3089 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3091 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
3092 * builtins.c (expand_builtin_mathfn): Use them.
3093 (expand_builtin_mathfn_2): Likewise.
3094 (expand_builtin_mathfn_3): Likewise.
3095 (expand_builtin_int_roundingfn): Likewise.
3096 (expand_builtin): Likewise.
3097 (integer_valued_real_p): Likewise.
3098 (fold_builtin_int_roundingfn): Likewise.
3099 (fold_builtin_bitop): Likewise.
3100 (fold_builtin_logarithm): Likewise.
3101 (fold_builtin_1): Likewise.
3102 * convert.c (convert_to_integer): Likewise.
3103 * fold-const.c (negate_mathfn_p): Likewise.
3104 (tree_expr_nonnegative_p): Likewise.
3106 2005-11-30 Dale Johannesen <dalej@apple.com>
3107 Andrew Pinski <pinskia@physics.uc.edu>
3109 * combine.c (find_split_point): Sign extend bitmask
3110 when changing bitfield assignment to IOR of AND.
3112 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
3114 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
3115 clobber to scratch reg.
3116 (*decrement_and_branch_until_zero_no_clobber): Remove.
3117 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
3118 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
3119 * config/ms1/ms1.opt (mmul): Remove.
3120 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
3121 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
3123 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3124 Bernd Schmidt <bernd.schmidt@analog.com>
3126 * pa/predicates.md (symbolic_operand): Add comment.
3127 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
3128 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
3129 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
3130 (pa_secondary_reload_class): Delete.
3131 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
3132 and pa_secondary_reload_class. Reorder some checks. Update inline
3133 copy of symbolic operand.
3134 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
3136 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
3138 * loop-doloop.c (add_test): Only add jump notes if we did emit a
3141 2005-11-30 Jeff Law <law@redhat.com>
3143 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
3144 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
3146 2005-11-30 Jakub Jelinek <jakub@redhat.com>
3148 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
3149 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
3150 (ia64_expand_move): Adjust caller.
3152 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
3153 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
3156 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
3158 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
3159 Always produce an output if we can remove NEGs or canonicalize
3160 (minus (minus ...)) expressions. Provide a fast path for the
3162 (simplify_gen_binary): Do not call simplify_plus_minus.
3163 (simplify_binary_operation_1): Reassociate at the end of the
3166 2005-11-29 Evan Cheng <evan.cheng@apple.com>
3168 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
3169 moves and unpack to speed up.
3171 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
3173 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
3174 argument, they are always sparc_compare_op0 and sparc_compare_op1.
3175 (gen_v9_scc): Update callers.
3176 * config/sparc/sparc.md: Likewise.
3177 * config/sparc/sparc-protos.h: Update extern declaration.
3179 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
3181 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
3183 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
3186 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
3188 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
3189 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
3190 (negate_expr): Here.
3192 2005-11-29 Ben Elliston <bje@au.ibm.com>
3194 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
3195 Fix typo in comment.
3197 2005-11-29 Ben Elliston <bje@au.ibm.com>
3199 * Makefile.in (clean-target): Depend on clean-target-libgcc.
3200 (clean-target-libgcc): Import rule from the top-level Makefile.in.
3202 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3206 * builtins.c (init_target_chars): New.
3207 (expand_builtin_printf, expand_builtin_fprintf,
3208 expand_builtin_sprintf, fold_builtin_sprintf,
3209 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3210 fold_builtin_snprintf_chk, fold_builtin_printf,
3211 fold_builtin_fprintf): Check for matching format strings using
3214 2005-11-29 Paul Brook <paul@codesourcery.com>
3216 * config.gcc: Do not use fixproto on m68k-elf.
3218 2005-11-28 Roger Sayle <roger@eyesopen.com>
3220 * expmed.c (div_cost): Replace with...
3221 (sdiv_cost, udiv_cost): New.
3222 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
3223 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
3224 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
3225 (expand_divmod): Replace use of div_cost with either sdiv_cost
3226 or udiv_cost depending upon the signedness of the operation.
3228 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3231 * config/darwin.c (machopic_indirection_name,
3232 machopic_output_indirection): Follow transparent alias chain.
3234 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3236 * varasm.c (ultimate_transparent_alias_target): Add comment.
3238 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
3240 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
3241 SET_SRC instead of XEXP where appropriate.
3243 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3245 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
3248 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3250 * config/fp-bit.h (LSHIFT): Take shift count parameter.
3251 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
3254 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
3256 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
3257 secondary_input_reload_class, made static. Adapt to new
3259 (secondary_output_reload_class): Delete.
3260 (TARGET_SECONDARY_RELOAD): New macro.
3261 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
3262 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3264 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
3267 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
3268 when its natural alignment is > BITS_PER_UNIT.
3269 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
3270 * c-common.c (handle_packed_attribute): Ignore packing on a field
3271 whose type is naturally char aligned.
3273 2005-11-28 Richard Guenther <rguenther@suse.de>
3275 * c-common.c (strict_aliasing_warning): Handle all
3276 component-ref like accesses.
3278 2005-11-28 Roger Sayle <roger@eyesopen.com>
3279 Uros Bizjak <uros@kss-loka.si>
3282 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
3283 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
3284 when flag_unsafe_math_optimizations is set and
3285 we don't care about NaNs or Infinities.
3287 Move x/expN(y) and x/pow(y,z) transformation into common
3288 flag_unsafe_math_optimizations section.
3290 2005-11-27 Mark Mitchell <mark@codesourcery.com>
3292 * gcc.c (main): Change type of argv to "char **".
3294 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3296 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
3297 small data sections.
3298 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
3299 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
3300 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
3301 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
3302 output locals to sbss if !rs6000_elf_in_small_data_p.
3303 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
3305 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3308 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
3309 generated by reload.
3310 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
3311 indexed_or_indirect_address.
3312 (indexed_or_indirect_address): Don't test for base reg. Call
3313 address_operand last. Make it a special predicate.
3315 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
3317 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
3319 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
3322 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
3324 (negate_expr): Likewise.
3326 2005-11-27 Andreas Schwab <schwab@suse.de>
3328 * config/m68k/m68k.c: Reindent and fix whitespace, remove
3331 2005-11-27 Steven Bosscher <stevenb@suse.de>
3333 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
3334 has EH predecessor edges.
3336 2005-11-26 Eric Christopher <echristo@apple.com>
3338 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
3339 register stalls by zero extending to the full register.
3341 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
3343 * config/floatunsisf.c, config/floatunsidf.c,
3344 config/floatunsixf.c, config/floatunsitf.c: New files.
3345 * config/ia64/t-hpux: Add floatunsitf.c.
3346 * config/ia64/ia64.c (ia64_init_libfuncs): Use
3347 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
3349 2005-11-26 Richard Henderson <rth@redhat.com>
3351 * c-lex.c (pragma_lex): Rename from c_lex.
3352 * c-pch.c: Update for pragma_lex rename.
3353 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
3354 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
3355 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
3356 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
3357 * doc/tm.texi: Likewise.
3359 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
3362 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
3363 when overflow is undefined.
3365 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
3367 * doc/md.texi (Insn Canonicalizations): Refer to the
3368 function commutative_operand_precedence for further rules.
3370 2005-11-25 Roger Sayle <roger@eyesopen.com>
3373 * expmed.c (choose_mult_variant): Return immediately when mult_cost
3374 is less than zero. Limit mult_cost to a reasonable upper bound for
3375 the synthetic multiplication sequence.
3377 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3380 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3381 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
3382 Lookup the explicit replacement functions for any unlocked
3383 stdio builtin transformations.
3385 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
3387 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
3389 * targhooks.c (default_secondary_reload): Don't require operand 2
3390 for an input reload to be earlyclobber.
3392 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3394 * fold-const.c (negate_mathfn_p): Fix comment and add support
3395 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
3398 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3401 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
3402 _Q_ulltoq for unsigned conversions from SImode and DImode to
3405 2005-11-25 Alan Modra <amodra@bigpond.net.au>
3407 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
3408 (__floatundidf, __floatundisf): Likewise.
3410 2005-11-25 David Edelsohn <edelsohn@gnu.org>
3412 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
3413 (rs6000_override_options): Remove initialization of
3414 rs6000_sr_alias_set.
3415 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
3416 (rs6000_emit_stack_tie): Same.
3417 (emit_frame_save): Same.
3418 (gen_frame_mem_offset): Same.
3419 (rs6000_emit_prologue): Same.
3420 (rs6000_emit_epilogue): Same.
3422 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3425 * fold-const.c (fold_build): Convert bool_var != 1 and
3426 bool_var == 0 to !bool_var.
3428 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3431 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
3432 for C being INTEGER_CST. Likewise for !=.
3434 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3437 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
3438 unsigned conversions from SImode to TFmode.
3440 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
3442 * expr.c (expand_expr_real_1): Fix error in last change.
3444 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3446 * caller-save.c: (this_insn_sets): Move into:
3447 (save_call_clobbered_regs).
3448 (mark_set_regs): Get this_insn_sets from data.
3450 (save_call_clobbered_regs): Take sets of the return value by
3451 sibcalls into account.
3453 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3456 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
3457 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
3458 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
3459 (memory_move_secondary_cost, init_reg_autoinc): Remove
3460 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
3461 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
3462 secondary_reload_class call.
3463 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
3465 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
3466 (push_secondary_reload): Use secondary_reload target hook.
3467 (secondary_reload_class, scratch_reload_class): New functions.
3468 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
3469 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
3470 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
3471 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
3472 (secondary_reload_class, scratch_reload_class): Declare.
3473 * reload1.c: Include target.h.
3474 (reload_adjust_reg_for_temp): New function.
3475 (reload_adjust_reg_for_icode): Likewise.
3476 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
3477 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
3479 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
3480 for inheritance. Support case when both secondary & tertiary reloads
3481 are for intermediate registers.
3482 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
3483 with secondary_reload_class call. Support case when both secondary
3484 & tertiary reloads are for intermediate registers.
3485 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
3486 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
3487 * target.h (secondary_reload_info): New struct / typedef.
3488 (struct gcc_target): New member secondary_reload.
3489 * targhooks.c Include reload.h, optabs.h and recog.h.
3490 (default_secondary_reload): New function.
3491 * targhooks.h (default_secondary_reload): Declare.
3492 * doc/tm.texi: Document secondary_reload target hook. Update
3493 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
3494 * doc/md.texi: Likewise.
3496 * sh-protos.h (sh_secondary_reload): Declare.
3497 * sh.c (TARGET_SECONDARY_RELOAD): Override.
3498 (sh_secondary_reload): New function.
3499 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
3500 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3501 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3502 (HAVE_SECONDARY_RELOADS): Define.
3503 * sh.md (reload_indf): Rename to:
3505 (reload_outdf): Rename to:
3506 (reload_outdf__RnFRm).
3507 (reload_insf): Rename to:
3509 (reload_insi): Rename to:
3510 (reload_insi__i_fpul).
3512 2005-11-24 Uros Bizjak <uros@kss-loka.si>
3514 * configure.ac: Require at least texinfo 4.4.
3515 * configure: Regenerate.
3517 * doc/install.texi (Tools/packages necessary for building GCC):
3518 Update required version of texinfo to at least 4.4.
3519 (Installing GCC: Building): Update required version of texinfo
3521 (Installing GCC: Final installation): Update required version
3522 of texi2dvi to at least 4.4.
3523 (Host/target specific installation notes for GCC): Update required
3524 version of texinfo to at least 4.4.
3526 2005-11-24 Richard Guenther <rguenther@suse.de>
3527 Dirk Mueller <dmueller@suse.de>
3530 * c-common.h (strict_aliasing_warning): Declare.
3531 * c-common.c (strict_aliasing_warning): New function,
3533 * c-typeck.c (build_c_cast): ... here.
3535 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3537 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3539 (swap_commutative_operands_with_target): New.
3541 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3543 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
3544 also when doing PRE, rather than only for global CPROP.
3546 2005-11-24 Ben Elliston <bje@au.ibm.com>
3548 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
3549 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
3551 (expand_twoval_unop): Likewise.
3552 (widen_clz): Likewise.
3553 (expand_parity): Likewise.
3554 (expand_unop): Likewise.
3555 (emit_cmp_and_jmp_insn_1): Likewise.
3556 (prepare_float_lib_cmp): Likewise.
3558 2005-11-24 Ben Elliston <bje@au.ibm.com>
3560 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
3561 Remove unused `class' variable.
3563 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3566 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
3567 C/C++ diagnostic function warn_array_subscript_with_type_char.
3568 * c-common.h (warn_array_subscript_with_type_char): Declare.
3569 * c-common.c (warn_array_subscript_with_type_char): Define.
3571 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3574 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
3575 compiling at the intersection of C and C++.
3577 2005-11-23 Mark Mitchell <mark@codesourcery.com>
3579 * doc/invoke.texi: For man pages, include gcc-vers.texi.
3580 List @file in the option summary. Include the libiberty
3581 documentation for @file.
3582 * gcc.c (main): Call expandargv.
3583 * Makefile.in (gcc-vers.texi): Define srcdir.
3585 2005-11-23 Diego Novillo <dnovillo@redhat.com>
3587 * passes.c (init_optimization_passes): Document
3588 sequencing of passes.
3590 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
3592 * config/m68k/predicates.md (pcrel_address, extend_operator,
3593 post_inc_operand, pre_dec_operand): Remove redundant
3595 (const_uint32_operand, const_sint32_operand): Use gcc_assert
3597 (valid_dbcc_comparison_p): Rewrite in the lisp style.
3599 2005-11-23 Ben Elliston <bje@au.ibm.com>
3601 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
3603 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
3605 Preparatory work for PR target/21623:
3606 * alpha.c (secondary_reload_class): Rename to:
3607 (alpha_secondary_reload_class).
3608 * alpha.h, alpha-protos.h: Likewise.
3609 * mn10300.c (secondary_reload_class): Rename to:
3610 (mn10300_secondary_reload_class).
3611 * mn10300.h, mn10300-protos.h: Likewise.
3612 * pa.c (secondary_reload_class): Rename to:
3613 (pa_secondary_reload_class).
3614 * pa.h, pa-protos.h: Likewise.
3615 * rs6000.c (secondary_reload_class): Rename to:
3616 rs6000_secondary_reload_class.
3617 * rs6000.h, rs6000-protos.h: Likewise.
3619 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
3622 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
3624 2005-11-22 Ian Lance Taylor <ian@airs.com>
3626 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
3628 (prepare_cmp_insn): Likewise.
3630 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
3633 * m68k.md (zero_extendsidi2): Force operands[1] to a register
3634 if both operands[0] and operands[1] are memory.
3636 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3639 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
3640 COMPARISON_CLASS_P and an integral types create create a new
3641 expression with the new type and fold that.
3643 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3646 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
3647 to SUBTARGET_OS_CPP_BUILTINS.
3649 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
3651 * arm.c (emit_set_insn): New function.
3652 (arm_split_constant): Call it.
3653 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
3654 (arm_legitimize_address): Likewise. Use plus_constant.
3655 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
3656 (thumb_expand_prologue): Likewise.
3657 (arm_gen_load_multiple): Use VOIDmode in SET.
3658 (arm_gen_store_multiple): Likewise.
3659 (vfp_emit_fstmx): Likewise. Use plus_constant.
3660 (emit_multi_reg_push): Likewise.
3661 (emit_sfm): Use plus_constant.
3663 2005-11-23 Alan Modra <amodra@bigpond.net.au>
3666 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
3669 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3672 * expmed.c (store_bit_field): Don't attempt to insv a field
3673 larger than the reg.
3675 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3678 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
3679 explicit sign extension, not a (char) cast.
3681 2005-11-22 Ben Elliston <bje@au.ibm.com>
3683 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
3684 GET_MODE_CLASS (x) == MODE_FLOAT.
3685 * config/i386/i386.c: Likewise.
3686 * config/rs6000/xcoff.h: Likewise.
3687 * config/rs6000/linux64.h: Likewise.
3688 * config/rs6000/rs6000.c: Likewise.
3689 * config/rs6000/rs6000.h: Likewise.
3690 * config/rs6000/predicates.md: Likewise.
3691 * config/rs6000/sysv4.h: Likewise.
3693 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3695 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
3698 * config/alpha/freebsd.h, config/alpha/linux.h,
3699 config/arm/linux-elf.h, config/bfin/bfin.h,
3700 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
3701 config/i386/beos-elf.h, config/i386/gnu.h,
3702 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
3703 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
3704 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
3705 config/rs6000/linux64.h, config/rs6000/sysv4.h,
3706 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
3707 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
3708 config/sparc/linux.h, config/sparc/linux64.h,
3709 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
3711 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
3712 are both defined when either flag -fpic or -fPIC are used.
3714 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3716 * config/fp-bit.c (clzusi): New function.
3717 (si_to_float, usi_to_float): Use it to compute proper shift.
3718 (usi_to_float): Preserve guard bits when shifting right.
3719 * libgcc-std.ver (GCC_4.2.0): New version.
3720 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
3721 __floatundisf): New functions.
3722 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
3723 __floatundisf): Declare.
3724 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
3725 _floatundixf, and _floatunditf.
3726 * optabs.c (expand_float): If target does not define a pattern for
3727 signed or unsigned conversion, use an unsigned libcall instead of
3729 (init_optabs): Initialize ufloat_optab.
3731 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3733 * config/rs6000/rs6000.opt (mmulhw): New option.
3734 * doc/invoke.texi (-mmulhw): Document.
3735 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
3737 * config/rs6000/rs6000.md: Add half-word multiply and
3738 multiply-accumulate instructions for 405 and 440.
3740 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
3742 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
3743 which matches behavior of gcc 4.0 and older for RTEMS targets. The
3744 default now includes a linker group which makes the RTEMS one nest.
3746 2005-11-22 Ben Elliston <bje@au.ibm.com>
3748 * cse.c (fold_rtx): Typo fix.
3749 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
3751 2005-11-21 Richard Henderson <rth@redhat.com>
3753 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
3754 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
3756 * c-tree.h (lookup_name): Move declaration ...
3757 * c-common.h (lookup_name): ... here.
3758 * config/darwin-c.c: Include c-common.h.
3759 * config/t-darwin: Update dependencies.
3761 2005-11-22 Ben Elliston <bje@au.ibm.com>
3763 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
3764 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
3765 * genopinit.c (gen_insn): Likewise.
3766 * reload.c (find_equiv_reg): Likewise.
3767 * loop.c (load_mems): Likewise.
3768 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
3769 * cse.c (find_comparison_args, fold_rtx): Likewise.
3770 * dwarf2out.c (add_const_value_attribute): Likewise.
3771 * expr.c (convert_move): Likewise.
3772 * recog.c (general_operand, register_operand): Likewise.
3773 * reg-stack.c (replace_reg): Likewise.
3774 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3775 * c-common.c (handle_vector_size_attribute): Likewise.
3776 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3777 (simplify_binary_operation_1): Likewise.
3778 (simplify_const_binary_operation): Likewise.
3779 (simplify_relational_operation): Likewise.
3780 (simplify_const_relational_operation): Likewise.
3781 (simplify_immed_subreg): Likewise.
3782 * emit-rtl.c (gen_lowpart_common): Likewise.
3783 * expmed.c (expand_mult): Likewise.
3784 * stor-layout.c (layout_type): Likewise.
3786 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3789 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3790 cst2 only for SPE vectors.
3792 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3795 * config/rs6000/predicates.md (vrsave_operation): Check
3796 UNSPEC_VOLATILE value.
3798 2005-11-21 Jan Hubicka <jh@suse.cz>
3800 PR tree-optimization/24653
3801 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3803 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3805 * config/i386/predicates.md (ax_reg_operand): New predicate.
3806 (memory_displacement_only_operand): New predicate.
3807 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3808 operand is AX register and the other operand is memory operand
3809 with displacement only.
3811 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3813 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3814 if we don't care about NaNs or Infinities.
3816 2005-11-20 Ian Lance Taylor <ian@airs.com>
3818 PR rtl-optimization/24883
3819 * combine.c (combinable_i3pat): When checking whether the
3820 destination of i3 is used in i3, consider paradoxical subregs.
3822 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3825 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3827 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3829 * combine.c (try_combine): Do not run subst on i1src and i2src in
3830 the case of generating a PARALLEL for a comparison.
3832 2005-11-20 Richard Henderson <rth@redhat.com>
3835 * tree-sra.c (struct sra_elt): Add all_no_warning.
3836 (struct sra_walk_fns) <use>: Add use_all argument.
3837 (sra_walk_expr): Pass it.
3838 (sra_walk_modify_expr): Likewise.
3839 (scalarize_ldst): Likewise.
3840 (scan_use): Update for new argument.
3841 (mark_no_warning): New.
3842 (scalarize_use): Use it.
3844 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3846 * expr.c (expand_expr_real): Use usmul_optab for widening
3847 signed * unsigned multiplies.
3848 * genopinit.c (optabs): Add usmul_widen_optab.
3849 * optabs.c (init_optabs): Likewise.
3850 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3851 (usmul_widen_optab): Define.
3852 * config/bfin/bfin.md (usmulhisi3): New pattern.
3854 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3856 2005-11-20 Graham Stott <btinternet.com>
3858 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3860 2005-11-20 Andreas Schwab <schwab@suse.de>
3863 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3866 2005-11-19 Richard Henderson <rth@redhat.com>
3869 * tree-gimple.c (is_gimple_id): Export.
3870 * tree-gimple.h (is_gimple_id): Declare.
3871 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3872 (get_default_value): Use it.
3873 (maybe_fold_stmt_indirect): Likewise.
3875 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3877 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3878 than VR1 or vice-versa.
3880 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3884 * reload.c (find_reloads_address_1): Mention dependency on
3886 * reload1.c (gen_reload): For IN with an unary operation, try
3887 moving inner expression to OUT if trivial SET is not valid.
3888 Confirm that the result is valid. Move common code block into...
3889 (emit_insn_if_valid_for_reload): New function.
3891 2005-11-19 Richard Guenther <rguenther@suse.de>
3893 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3894 ARRAY_REFs of constant strings.
3896 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3898 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3899 fatal format string.
3901 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3903 * combine.c (make_compound_operation): Swap operands of
3904 commutative operation if necessary before returning.
3906 2005-11-19 Richard Guenther <rguenther@suse.de>
3909 * fold-const.c (fold_plusminus_mult_expr): New function.
3910 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3911 cases, remove now unnecessary code.
3913 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3915 * gensupport.c (old_preds): Rename to std_preds, add special field.
3916 (struct old_pred_table): Rename to struct std_pred_table, add special
3918 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3919 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3920 (init_predicate_table): Adjust, and set along the way whether a
3921 predicate is special.
3923 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3925 * BASE-VER: Change to 4.2.0.
3927 2005-11-18 James E Wilson <wilson@specifix.com>
3929 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3932 2005-11-18 Mike Stump <mrs@apple.com>
3934 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3935 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3936 * c-decl.c (lookup_name_two) Remove.
3937 * c-tree.h (lookup_name_two): Remove.
3938 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3939 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3940 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3941 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3943 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3946 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3947 when not generating code to use that co-processor.
3949 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3951 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3952 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3953 these functions are now in tree-phinodes.c.
3955 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3957 * config/bfin/bfin.md (trap): New pattern.
3959 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3961 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3964 * expr.c (expand_expr_real): Don't call record_block_change unless
3965 ib_boundaries_block is non-null
3967 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3969 * fold-const.c (build_range_check): Use proper type for subtraction
3970 when merging lower bound.
3972 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3974 PR rtl-optimization/24497
3975 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3978 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3980 * tree-scalar-evolution.c (expression_expensive_p): New function.
3981 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3983 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3985 * config/bfin/crtlibid.s: New file.
3987 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3990 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3991 when not using sjlj exceptions.
3992 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3993 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3994 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3995 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3996 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3997 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3998 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3999 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
4000 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
4001 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
4002 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
4003 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
4004 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
4006 * config/pa/hpux-unwind.h: New file.
4008 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
4010 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
4011 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
4012 * varasm.c (do_assemble_alias): Adjust call.
4013 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
4015 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
4017 2005-11-17 James E Wilson <wilson@specifix.com>
4019 * tree.def (FUNCTION_DECL): Correct typo in comment.
4021 2005-11-17 Richard Henderson <rth@redhat.com>
4023 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
4024 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
4025 and DW_CFA_def_cfa_sf.
4026 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
4027 (dbx_reg_number): Don't assert particular registers here.
4028 (based_loc_descr): ... do it here instead. Fold in ...
4029 (eliminate_reg_to_offset): ... this function.
4030 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
4031 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
4032 * unwind-dw2.c (execute_cfa_program): Apply data align factor
4033 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
4034 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
4035 (instantiate_virtual_regs): Likewise.
4036 * var-tracking.c (adjust_stack_reference): Likewise.
4037 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
4039 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
4041 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
4042 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
4043 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
4045 ($(T)crtlibid.o): New rule.
4047 2005-11-16 Richard Guenther <rguenther@suse.de>
4050 * fold-const.c (extract_array_ref): Return byte offset
4052 (fold_binary): Fold &x[a] CMP &x[b] to
4053 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
4056 2005-11-16 Richard Henderson <rth@redhat.com>
4059 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
4060 parts of an SSA_NAME.
4062 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
4065 * arm.md (split for movsf with immediate): Restrict split to insns
4066 that set a general register.
4068 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
4070 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
4072 * unwind-dw2.c (uw_advance_context): Likewise.
4073 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
4074 _Unwind_SjLj_Unregister.
4075 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
4077 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
4079 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
4081 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
4083 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
4084 langhook to get a DImode integer type.
4086 2005-11-16 Richard Henderson <rth@redhat.com>
4087 J"orn Rennecke <joern.rennecke@st.com>
4088 Ulrich Weigand <uweigand@de.ibm.com>
4092 * reload1.c (reg_equiv_invariant): New.
4093 (reload): Allocate, initialize, and free it.
4094 (calculate_needs_all_insns): Check it when skipping equivalence
4096 (alter_reg): Likewise.
4097 (eliminate_regs_1): Rename from eliminate_regs. Add new
4098 may_use_invariant argument; only use reg_equiv_invariant when true.
4099 (eliminate_regs): New.
4100 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
4101 a context for which may_use_invariant may be true.
4103 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
4105 * fold-const.c (const_binop): Don't constant fold the operation
4106 if the result has overflowed and flag_trapping_math.
4107 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4109 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
4111 * config/arm/unwind-arm.c (abort): Add prototype here.
4112 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
4113 (struct phase1_vrs): Add prev_sp.
4114 (unwind_phase2_forced): Save the original core registers instead of
4115 modifying entry_vrs. Take a new flag argument for resuming unwinding
4116 and set action flags accordingly. Always set _US_END_OF_STACK when
4117 get_eit_entry fails. Unwind before calling the stop function.
4118 (_Unwind_GetCFA): New function.
4119 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
4120 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
4121 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
4122 just call unwind_phase2_forced.
4123 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
4124 * config/arm/unwind-arm.h (abort): Remove prototype.
4125 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
4127 (_Unwind_GetCFA): New prototype.
4128 * config/arm/pr-support.c (abort): Add prototype here.
4129 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
4131 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
4132 not schedule the prologue with non-call exceptions and EABI.
4134 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
4136 * config/arm/unwind-arm.h: Reorder interface function declarations.
4137 (_URC_END_OF_STACK): New enumeration value.
4138 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
4139 (struct _Unwind_Control_Block): Document reserved field use.
4140 (_Unwind_Stop_Fn): New typedef.
4141 (_Unwind_ForcedUnwind): Declare.
4142 (_Unwind_Resume_or_Rethrow): Declare.
4143 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
4145 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
4146 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
4147 (UCB_FORCED_STOP_ARG): New.
4148 (search_EIT_table): Update boundary condition checks.
4149 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
4150 (unwind_phase2): Replace for with do..while.
4151 (unwind_phase2_forced): New.
4152 (__gnu_Unwind_RaiseException): Replace for with do..while.
4153 (__gnu_Unwind_ForcedUnwind): New.
4154 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
4155 Use appropriate phase2 unwinder.
4156 (__gnu_Unwind_Resume_or_Rethrow): New.
4157 (__gnu_unwind_pr_common): Cope with forced unwinding.
4159 2005-11-16 David Edelsohn <edelsohn@gnu.org>
4162 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
4164 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
4165 roundsf2): Remove "s" from mnemonic.
4167 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
4169 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
4171 * config/bfin/crtn.s: Change epilogues to match.
4172 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
4173 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
4174 __PIC__ and __pic__.
4176 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4179 * doc/invoke.texi: Distinguish between free and fixed form instead of
4180 Fortran and Fortran 90/95. Remove ratfor from the list of supported
4182 * gcc.c (default_compilers): Remove double entries, add entries for
4183 suffixes '.F90' and '.F95'.
4185 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
4187 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
4188 in the stack probing loop.
4190 2005-11-15 David Edelsohn <edelsohn@gnu.org>
4192 * configure.ac: Use .machine power5 not power5x.
4193 * configure: Regenerate.
4195 2005-11-15 Mike Stump <mrs@apple.com>
4197 * c-decl.c (lookup_name_two): Add.
4198 * c-tree.h (lookup_name_two): Likewise.
4199 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
4200 * config/darwin-c.c (darwin_pragma_unused): Likewise.
4202 2005-11-16 Alan Modra <amodra@bigpond.net.au>
4204 PR rtl-optimization/23392
4205 * regrename.c (enum scan_actions) Add mark_access.
4206 (scan_actions_name): Ditto.
4207 (scan_rtx_reg): Handle mark_access.
4208 (scan_rtx_address): Do nothing for mark_access.
4209 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
4210 and regs in REG_INC notes before closing chains for dead regs.
4211 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
4212 opening chains for new writes.
4214 2005-11-15 David Edelsohn <edelsohn@gnu.org>
4216 * c.opt (ffixed-line-length-none): New.
4218 2005-11-15 Steve Ellcey <sje@cup.hp.com>
4220 * mklibgcc.in: Change contents of eh_dummy.c.
4222 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4224 * loop.c (scan_loop): Do not insert temporaries for hard registers.
4226 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4228 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
4230 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
4232 2005-11-15 Jan Hubicka <jh@suse.cz>
4234 * invoke.texi (large-unit-insns): Document.
4235 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
4236 * params.def (large-unit-insns): New param.
4238 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
4241 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
4242 special register for operand 3. Reindent constraints to align
4245 2005-11-14 David Edelsohn <edelsohn@gnu.org>
4247 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
4248 -mpopcntb, -mfprnd. Add -mcpu=power5+.
4249 * configure.ac: Add test for FP rounding instructions.
4250 * configure: Regenerate.
4251 * config.in: Regenerate.
4252 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4253 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
4255 * config/rs6000/rs6000.opt (mfprnd): New.
4256 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
4257 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
4258 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
4259 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
4260 (TARGET_FPRND): New.
4261 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
4263 (btrunc<mode>2): New.
4265 (floor<mode>2): New.
4266 (round<mode>2): New.
4268 2005-11-14 Geoffrey Keating <geoffk@apple.com>
4270 * gcc.c (version_compare_spec_function): Use fatal() rather than
4273 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
4274 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
4275 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
4277 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
4280 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
4281 on -mmacosx-version-min setting.
4283 2005-11-14 Diego Novillo <dnovillo@redhat.com>
4286 * tree-vrp.c (infer_value_range): Return false if STMT is a
4287 block terminator and its basic block has no successors.
4289 2005-11-14 Mike Stump <mrs@apple.com>
4291 * config/i386/i386.c (override_options): -masm=intel isn't
4292 supported on darwin.
4293 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4295 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
4297 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
4298 vfork after including auto-host.h.
4300 2005-11-15 Alan Modra <amodra@bigpond.net.au>
4302 PR rtl-optimization/22002
4303 * combine.c (distribute_notes): Detect cases where a reg dies
4304 two or more times in a bb, including on the insn we are combining,
4305 and place the death note on the correct range.
4307 2005-11-14 Dale Johannesen <dalej@apple.com>
4309 * expmed.c (store_bit_field): Add offset unconditionally for
4311 (extract_bit_field): Don't force extzv or extv operand into
4312 a register if field is too big.
4314 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4316 * config/arm/arm.c (pic_labelno): New.
4317 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
4318 LABEL_REF. Pass only the labelno to PIC insns.
4319 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4320 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
4321 * arm.md (UNSPEC_PIC_LABEL): New constant.
4322 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
4323 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
4324 Use the correct label prefix.
4326 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4328 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
4331 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
4333 * loop-invariant.c: Include tm_p.h.
4334 * Makefile.in: Updated.
4336 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4338 * pa.c (store_reg): Revise generation of frame notes in large frames.
4339 (set_reg_plus_d): Likewise.
4341 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
4343 PR tree-optimization/24709
4344 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
4347 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4349 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
4350 and duplicate declaration of pthread_self.
4352 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
4353 Ian Lance Taylor <ian@airs.com>
4356 * calls.c (expand_call): If TARGET is a MEM and some part of the
4357 argument area has been saved, force TARGET to a register.
4359 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
4361 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
4364 2005-11-13 Jason Merrill <jason@redhat.com>
4367 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
4368 lazily declared methods.
4369 (force_decl_die): Stop if forcing out the context already make a
4371 (force_type_die): Likewise.
4373 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
4376 * builtins.c (integer_valued_real_p): Add break in
4377 REAL_CST having TREE_OVERFLOW set.
4379 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
4381 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
4382 addressing modes during calculation of costs.
4384 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
4386 * function.c (assign_stack_local_1): Restrict sanity check
4387 on frame size overflow to 32-bit and above platforms.
4389 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4391 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4392 * config/cris/cris.c: Include reload.h.
4393 (cris_initial_elimination_offset): New function.
4394 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
4397 2005-11-12 Richard Guenther <rguenther@suse.de>
4399 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
4401 2005-11-12 Jan Hubicka <jh@suse.cz>
4403 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
4404 to compare against 0 when possible.
4406 2005-11-12 Jie Zhang <jie.zhang@analog.com>
4408 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
4409 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
4410 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
4411 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
4414 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4416 * recog.c (constrain_operands) <case 'g'>: For a match, require
4417 that a non-register matches general_operand when strict >= 0.
4419 2005-11-11 Steven Bosscher <stevenb@suse.de>
4421 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
4424 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4426 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
4427 (memory_address_same): New.
4428 (dse_optimize_stmt): Call memory_address_same.
4430 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4433 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
4434 ZERO_EXTEND>: New cases.
4436 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4438 * longlong.h (__clz_tab): Always provide.
4440 2005-11-11 Steven Bosscher <stevenb@suse.de>
4443 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
4445 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
4446 before check_maybe_invariant.
4447 (move_invariant_reg): Use gen_move_insn instead of replacing
4448 SET_DEST with the temporary for the invariant.
4449 (move_loop_invariants): If checking is enabled, do internal
4450 consistency checks after completing the pass.
4452 2005-11-11 David Edelsohn <edelsohn@gnu.org>
4455 * common.opt (Wvolatile-register-var): New.
4456 * varasm.c (make_decl_rtl): Only emit warning when option
4457 specified. Clarify warning message.
4458 * doc/invoke.texi (Wvolatile-register-var): Document new option.
4460 * doc/md.texi (copysign): Document standard named pattern.
4462 2005-11-11 Jie Zhang <jie.zhang@analog.com>
4464 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
4465 bytes when align is 2.
4466 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
4467 by the first instruction of the loop.
4469 2005-11-11 Jason Merrill <jason@redhat.com>
4472 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
4475 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
4477 PR rtl-optimization/22509
4478 * local-alloc.c (memref_used_between_p): Check whether a function call
4479 could not reference the memref.
4481 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
4483 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
4484 algorithm so as to choose the best, not the worst, alternative.
4485 Reset accumulated register class before processing next alternative.
4487 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
4490 * calls.c (expand_call): Copy a return value to a plain register
4493 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
4496 * varasm.c (assemble_name): Recompute name only for transparent
4499 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
4501 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
4503 2005-11-04 Jeff Law <law@redhat.com>
4506 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
4507 perform reassociation if the parent statement will not die as
4508 a result of the optimization.
4510 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
4512 * tree-ssa-alias.c (compute_may_aliases): Remove call to
4513 delete_old_heap_vars.
4514 * tree-dfa.c (referenced_var_remove): Remove function.
4515 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
4516 (delete_tree_ssa): Remove call to delete_old_heapvars.
4517 Add call to delete_alias_heapvars.
4518 * tree-flow.h (referenced_var_remove): Remove prototype
4519 (init_alias_heapvars): New prototype.
4520 (delete_alias_heapvars): Ditto.
4521 * Makefile.in (tree-ssa-structalias.o): Add
4522 gt-tree-ssa-structalias.o
4523 (GTFILES): Add tree-ssa-structalias.h and
4524 tree-ssa-structalias.c.
4525 (s-gtype): Add gt-tree-ssa-structalias.h.
4526 * tree-ssa-structalias.c (heapvars): Remove.
4527 (oldheapvars): Remove.
4528 (heapvar_for_stmt): New variable.
4529 (heapvar_lookup): New function.
4530 (heapvar_insert): Ditto.
4531 (get_constraint_for): See if we have an old heapvar
4533 (init_alias_heapvars): New function.
4534 (delete_alias_heapvars): Ditto.
4535 Add include of gt-tree-ssa-structalias.h.
4537 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4540 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
4542 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
4544 * tree.c (int_fits_type_p): Only look at the base type
4545 if it has the same precision as the original type.
4547 2005-11-10 Jakub Jelinek <jakub@redhat.com>
4550 * varasm.c (assemble_alias): Use %q+D in the error
4551 message instead of %J and %qD.
4553 2005-11-10 Richard Guenther <rguenther@suse.de>
4555 * gcse.c (free_ldst_entry): Only free hashtable if
4558 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4560 * function.c (assign_stack_local_1): Issue an error message if
4561 the frame size overflows in the signed target arithmetics.
4563 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4565 * tree.c (build_qualified_type): Chain the new type to the original
4566 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
4567 a POINTER_TYPE or a REFERENCE_TYPE respectively.
4568 (build_pointer_type_for_mode): Only return unqualified types.
4569 (build_reference_type_for_mode): Likewise.
4571 2005-11-09 Jakub Jelinek <jakub@redhat.com>
4573 * Makefile.in (gnucompare): Do comparison of all files using one of
4574 the chosen methods and only afterwards decide if just warning should
4575 be issued or comparison failure raised.
4577 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4579 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
4580 (noce_try_abs): Negate if the comparison is reversed.
4581 Look only one instruction backwards for a REG_EQUAL note.
4583 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4586 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
4587 gthr-tpf.h: Define __gthrw. For all identifiers that might
4588 be weak, introduce weakrefs or non-weak aliases with __gthrw,
4589 and prefix all uses with __ghtrw.
4591 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4594 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
4595 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
4596 * c-common.c (handle_weakref_attribute): New.
4597 (c_common_attribute_table): Add weakref.
4598 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
4600 * configure, config.in: Rebuilt.
4601 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
4602 * doc/extend.texi: Document weakref attribute.
4603 * varasm.c (ultimate_transparent_alias_target): New
4604 (assemble_name): Use it.
4605 (weak_finish_1): Split out of...
4606 (weak_finish): ... and deal with weakrefs in...
4607 (weakref_targets): ... new list.
4608 (globalize_decl): Clean up weakref_targets.
4609 (do_assemble_alias): Handle weakrefs.
4610 (finish_aliases_1): Do not reject weakrefs to external symbols.
4611 (assemble_alias): Handle weakrefs.
4613 2005-11-09 Richard Guenther <rguenther@suse.de>
4615 PR tree-optimization/24716
4616 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
4617 t_bool to track results from follow_ssa_edge.
4619 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4621 * final.c (force_source_line): New global variable.
4622 (final_scan_insn): Set it to true instead of clearing last_filename.
4623 (notice_source_line): Return true if force_source_line is true,
4624 unless source info is absent.
4626 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
4629 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
4630 a linkage name for a variable if it a register variable.
4631 * c-decl.c (grokdeclarator): Global register variables
4632 should be set as PUBLIC.
4634 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4637 * config/s390/s390.c (struct s390_frame_layout): New fields
4638 first_save_gpr_slot and last_save_gpr_slot.
4639 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
4640 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
4641 first_save_gpr and last_save_gpr with the _slot variants.
4642 (s390_register_info): Calculate first_save_gpr_slot and
4643 last_save_gpr_slot using regs_ever_live.
4645 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4648 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
4649 for a function containing a landing pad.
4651 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4654 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
4657 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
4659 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
4660 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
4662 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
4665 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
4667 (call,load,store): New insn types.
4668 (mem_access, branch_access): Adjust reservation conditions.
4669 (define_delay): Adjust condition.
4670 (decrement_and_branch_until_zero): Allow for ms2. Set branch
4672 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
4673 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
4675 (call_internal, call_value_internal, return_internal,
4676 return_interrupt_internal, eh_return_internal, indirect_jump,
4677 tablejump): Set call insn type.
4678 (blockage, ei, di): Use appropriate unspec const.
4679 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
4680 (ms1_get_attr_type): Adjust to give load & store types.
4681 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
4682 backwards past a barrier.
4683 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
4685 (struct branch_info, struct label_info): New.
4687 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
4688 (ms1_machine_reorg): New.
4689 (TARGET_MACHINE_DEPENDENT_REORG): Override.
4690 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
4691 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
4692 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
4695 2005-11-09 Per Bothner <per@bothner.com>
4696 Uros Bizjak <uros@kss-loka.si>
4699 * toplev.c (process_options): Initialize debug_hooks early
4700 in case lang_hooks.post_options ends up calling a debug_hook.
4702 2005-11-08 Jakub Jelinek <jakub@redhat.com>
4704 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4705 DBX_REGISTER_NUMBER being contiguous.
4707 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
4708 Diego Novillo <dnovillo@redhat.com>
4711 * tree-vrp.c (register_edge_assert_for): Do not register
4712 always-false predicates.
4714 2005-11-08 Devang Patel <dpatel@apple.com>
4716 PR tree-optimization/23115
4717 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
4720 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
4722 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
4725 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
4727 Fix PR tree-optimization/23382
4729 * tree-ssa-alias.c (compute_may_aliases): Call
4730 delete_old_heap_vars.
4731 * tree-dfa.c (referenced_var_remove): New function.
4732 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
4733 * tree-flow.h (referenced_var_remove): Add prototype.
4734 (delete_old_heap_vars): Ditto.
4735 * tree-ssa-structalias.c (heapvars): New variable.
4736 (oldheapvars): Ditto.
4737 (get_constraint_for): Put heap vars on heapvars list.
4738 (delete_old_heap_vars): New function.
4740 2005-11-08 Jason Merrill <jason@redhat.com>
4742 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
4744 2005-11-08 Uros Bizjak <uros@kss-loka.si>
4747 * reg-stack.c (reg_to_stack): Update register liveness also
4748 for flag_sched2_use_traces.
4750 2005-11-08 Alan Modra <amodra@bigpond.net.au>
4753 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
4754 override prior explicit -mno-powerpc-gfxopt.
4756 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
4758 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
4759 if the bitsize is zero.
4760 * doc/md.texi (Standard Pattern Names): Document it.
4762 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
4763 (TARGET_PASS_BY_REFERENCE): Likewise.
4765 2005-11-07 Ian Lance Taylor <ian@airs.com>
4767 PR rtl-optimization/24683
4768 * config/i386/i386.c (legitimize_pic_address): If constant operand
4769 to PLUS is too large, put it in a register.
4771 2005-11-07 Jie Zhang <jie.zhang@analog.com>
4773 * configure.ac: Enable checking assembler dwarf2 support for bfin
4775 * configure: Regenerate.
4777 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4781 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4782 gen_easy_vector_constant_add_self): Delete.
4783 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4785 (output_vec_const_move): Use gen_easy_altivec_constant.
4786 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4787 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4788 (easy_vector_constant_add_self): Rewritten.
4789 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4790 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4791 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4792 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4793 Macroize and adjust for the other changes.
4795 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4799 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4800 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4802 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4804 PR rtl-optimization/23567
4805 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4806 (noce_process_if_block): Don't do any optimizations except
4807 if (cond) x = x; if !set_b and write into orig_x may trap
4808 or fault. Remove the MEM_READONLY_P check.
4810 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4813 * tree-vrp.c (fix_equivalence_set): New.
4814 (extract_range_from_assert): Call it.
4816 2005-11-05 Ian Lance Taylor <ian@airs.com>
4819 * combine.c (apply_distributive_law): Don't distribute across a
4822 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4824 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4825 config/ms1/ms1.h, config/rs6000/predicates.md,
4826 config/s390/s390.c, params.def, postreload-gcse.c,
4827 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4828 tree-vrp.c, tree.c: Fix comment typos.
4829 * doc/invoke.texi: Fix typos.
4831 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4833 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4834 for testing whether the data_dependence_relation contains distance
4835 vectors. Iterate over all distance vectors of the ddr.
4836 * lambda.h: Define a vec of lambda_vector pointers.
4837 * tree-data-ref.c (dump_data_dependence_relation,
4838 dump_data_dependence_direction): Iterate over all distance and
4839 direction vectors of the ddr.
4840 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4842 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4843 of distance/direction vectors instead of a single one.
4844 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4845 lambda_vectors with a vec of lambda_vectors.
4846 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4847 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4848 DDR_NUM_DIST_VECTS): New.
4849 * tree-loop-linear.c (gather_interchange_stats): Test for the
4850 existence of distance vectors only after having checked that there
4851 is a dependence. Iterate over all distance vectors of the ddr.
4852 (linear_transform_loops): Use dump_data_dependence_relation.
4853 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4854 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4855 distance vectors of the ddr.
4857 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4859 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4860 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4861 IS_INTHANDLER; all callers changed.
4862 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4864 (do_link, do_unlink): New argument ALL; all callers changed.
4865 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4866 If function isn't leaf, save and restore all registers.
4867 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4870 2005-11-05 Jan Hubicka <jh@suse.cz>
4872 PR rtl-optimization/23490
4873 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4874 max-flow-memory-location): Document.
4875 * flow.c: Include params.h
4876 (MAX_MEM_SET_LIST_LEN): Kill.
4877 (add_to_mem_set_list): Use new param.
4878 * cse.c (cse_basic_block): Replace 1000 by new param.
4879 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4880 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4881 * predict.c (predict_loops): Use new param.
4882 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4884 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4885 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4886 Do not hold memory returned by cgraph_node_name across other call.
4888 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4891 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4894 2005-11-04 Jeff Law <law@redhat.com>
4897 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4898 * tree-ssa-dom.c: Include params.h.
4899 (thread_across_edge): If there are too many statements in the
4900 target block, then do not thread through it.
4901 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4902 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4904 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4907 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4908 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4910 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4913 * tree-scalar-evolution.c (instantiate_parameters_1,
4914 instantiate_parameters, resolve_mixers): Compute the size of an
4915 expression to be instantiated and give up the instantiation if the
4916 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4918 2005-11-04 Richard Guenther <rguenther@suse.de>
4920 * tree-flow.h (ref_contains_indirect_ref): Rename to
4921 array_ref_contains_indirect_ref.
4922 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4923 (array_ref_contains_indirect_ref): Make comment match the code
4925 (ref_contains_array_ref): Likewise.
4926 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4927 ref_contains_indirect_ref.
4928 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4929 Rename calls to ref_contains_indirect_ref.
4931 2005-11-04 Paul Brook <paul@codesourcery.com>
4933 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4934 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4935 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4936 * config/arm/arm.md: Use match_operand in peephole input templates
4937 and match_dup in peephole output templates.
4939 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4941 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4944 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4945 Daniel Jacobowitz <dan@codesourcery.com>
4947 * longlong.h (add_ssaaaa): Clobber condition code register
4949 (sub_ddmmss): Likewise.
4950 (umul_ppmm): Likewise.
4952 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4953 Paul Brook <paul@codesourcery.com>
4954 Phil Blundell <pb@reciva.com>
4956 * configure.ac: Add test for ARM TLS support.
4957 * configure: Regenerated.
4958 * config/arm/arm-protos.h (legitimize_tls_address)
4959 (arm_tls_referenced_p, tls_mentioned_p)
4960 (arm_output_addr_const_extra): New prototypes.
4961 (thumb_legitimize_pic_address): Delete.
4962 * config/arm/arm.c: Include "gt-arm.h".
4963 (enum tls_reloc): New.
4964 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4965 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4966 (arm_call_tls_get_addr, legitimize_tls_address)
4967 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4968 (arm_init_tls_builtins, arm_emit_tls_decoration)
4969 (arm_output_addr_const_extra): New functions.
4970 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4971 (TARGET_HAVE_TLS): Define.
4972 (target_thread_pointer): New.
4973 (arm_override_options): Handle -mtp=.
4974 (legitimize_pic_address): Ignore UNSPECs.
4975 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4977 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4978 (tls_get_addr_libfunc): New variable.
4979 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4980 (arm_init_builtins): Call arm_init_tls_builtins.
4981 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4982 (arm_encode_section_info): Call default_encode_section_info.
4983 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4984 (enum arm_tp_type): New.
4985 (target_thread_pointer): Add declaration.
4986 (LEGITIMATE_CONSTANT_P): Handle TLS.
4987 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4988 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4989 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4990 * config/arm/arm.md: Add UNSPEC_TLS.
4991 (movsi): Handle TLS.
4992 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4994 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4995 (load_tp_hard, load_tp_soft): New insns.
4996 * arm.opt: Add -mtp=.
4997 * doc/invoke.texi (ARM Options): Document -mtp.
4999 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
5001 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
5002 * config/arm/libunwind.S: Include "lib1funcs.asm".
5003 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
5004 (LIB2ADDEH): Add libunwind.S.
5005 (LIB2ADDEHDEP): Add lib1funcs.asm.
5006 * mklibgcc.in: Handle asm files in libgcc_eh.a.
5008 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5011 * gcc/c.opt: Add a -lang-fortran option.
5012 * gcc/c-opts.c: Add a lang_fortran flag.
5013 (c_common_init_options): Handling the -lang-fortran option.
5014 (c_common_handle_option): Add a case for Fortran options in
5015 preprocessing. Remove cases for -ffixed-form and
5016 -ffixed-line-length. Add a case for -lang-fortran.
5018 2005-11-03 David Edelsohn <edelsohn@gnu.org>
5020 * config/rs6000/rs6000.c: Include params.h
5021 (optimization_options): Set max-grow-copy-bb-insns default to 16.
5022 (bdesc_2arg): Delete vpkuhss and vpkuwss.
5023 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
5024 (UNSPEC_VPKUWSS): Delete.
5025 (altivec_vpkuhss): Delete.
5026 (altivec_vpkuwss): Delete.
5027 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
5029 (neg_eq0<mode>): Remove final condition.
5030 (neg_eq<mode>): Remove condition and split-condition.
5032 2005-11-04 Alan Modra <amodra@bigpond.net.au>
5034 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
5035 Use associated print macros.
5037 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
5040 * diagnostic.c (diagnostic_set_info_translated): New function.
5041 (diagnostic_set_info): Use it. Add comment.
5042 * diagnostic.h (diagnostic_set_info_translated): Declare.
5044 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
5046 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
5047 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
5048 reference only if 'public' is true.
5049 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
5050 emit the .hidden directive only if the indirect reference is public.
5051 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
5052 Pass it to dw2_force_const_mem.
5053 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
5054 * dwarf2out.c (output_cfi): Adjust calls to above function.
5055 (output_call_frame_info): Likewise.
5056 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
5057 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
5059 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
5061 PR tree-optimization/24483
5062 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
5063 field to elts if possible.
5065 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
5068 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
5071 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
5073 Fix PR tree-optimization/24351
5075 * tree-ssa-structalias.c (struct variable_info): Add
5077 (get_varinfo_fc): New function to follow collapsing.
5078 (new_var_info): Set collapsed_to to NULL.
5079 (dump_constraint): Follow collapsing.
5080 (build_constraint_graph): Handle collapsing.
5081 (do_simple_structure_copy): Return false if something bad
5083 (collapse_rest_of_var): New function.
5084 (do_structure_copy): Collapse if do_simple_structure_copy returns
5087 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
5090 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
5091 expressions to a statement list instead of gimplifying them.
5093 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5095 PR rtl-optimization/23585
5096 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
5097 that can't trap plus a constant integer, if the mode has zero size.
5099 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
5102 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
5104 ("*insv<mode>_reg_extimm"): Likewise.
5106 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
5109 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
5110 c_common_type_for_mode returns an unnamed type.
5112 2005-11-02 Richard Henderson <rth@redhat.com>
5116 * dwarf2out.c (dwarf2out_reg_save_reg): New.
5117 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
5118 * function.c (assign_parms): Use calls.internal_arg_pointer.
5119 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
5121 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
5122 (TARGET_CALLS): Add it.
5123 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
5124 * targhooks.c (default_internal_arg_pointer): New.
5125 * targhooks.h (default_internal_arg_pointer): Declare.
5126 * tree.h (dwarf2out_reg_save_reg): Declare.
5127 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
5128 * config/i386/i386.c (dbx_register_map): Add return column.
5129 (dbx64_register_map, svr4_dbx_register_map): Likewise.
5130 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
5131 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
5132 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
5133 (ix86_save_reg): Save force_align_arg_pointer.
5134 (ix86_emit_save_regs): Make regno unsigned.
5135 (ix86_emit_save_regs_using_mov): Likewise.
5136 (ix86_expand_prologue): Handle force_align_arg_pointer.
5137 (ix86_expand_epilogue): Likewise.
5138 * config/i386/i386.h: (dbx_register_map): Update.
5139 (dbx64_register_map, svr4_dbx_register_map): Update.
5140 (struct machine_function): Add force_align_arg_pointer.
5141 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
5142 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
5143 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
5145 2005-11-02 Jan Hubicka <jh@suse.cz>
5148 * i386.md: Add peep2 for simplyfing array accesses.
5150 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
5153 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
5154 * config/s390/s390.c (s390_decompose_shift_count): New function.
5155 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
5156 (print_shift_count_operand): Use s390_decompose_shift_count.
5157 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
5158 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
5160 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
5163 * loop.c (loop_givs_rescan): Use force_operand to expand
5166 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
5169 * fold-const.c (build_range_check): Use unsigned when signed
5170 overflow is undefined also. If etype is subtype, make sure that
5171 the subtraction is in the supertype.
5173 2005-11-02 Richard Henderson <rth@redhat.com>
5176 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
5179 2005-11-01 Richard Henderson <rth@redhat.com>
5182 * loop.c (scan_loop): Do not propagate computations to a hard
5183 register destination with SMALL_REGISTER_CLASSES.
5185 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
5187 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
5188 costs for MULT inside PLUS or MINUS.
5190 2005-11-01 Bob Wilson <bob.wilson@acm.org>
5192 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
5193 (TRAMPOLINE_SIZE): Round up to 60.
5194 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
5196 2005-10-31 James E. Wilson <wilson@specifix.com>
5199 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
5200 ifdef. Put ifdefs around call in gen_subprogram_die.
5201 (compute_frame_pointer_to_cfa_displacement): Likewise.
5202 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
5205 PR rtl-optimization/17356
5206 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
5207 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
5209 2005-10-31 Jan Hubicka <jh@suse.cz>
5212 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
5215 * i386.c (legitimize_pic_address): Deal with large immediates.
5218 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
5219 from symbol names while computing checkup.
5222 * predict.c (predict_loops): Do not estimate more than
5223 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
5224 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
5226 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
5228 PR tree-optimization/19097
5229 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
5231 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
5233 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
5235 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
5238 * tree-inline.c (setup_one_parameter): If the init_stmt
5239 is NULL, don't insert the statement.
5241 2005-10-30 Jan Hubicka <jh@suse.cz>
5243 PR tree-optimization/24172
5244 * tree-inline.c (copy_body_r): Unshare the substituted value first.
5246 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
5248 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
5249 constants for hosts with long != 32 bits.
5251 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
5254 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
5256 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
5258 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
5259 (TARGET_MS1_16_002): New.
5260 (TARGET_MS1_16_003): New.
5262 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
5263 ("*decrement_and_branch_until_zero_no_clobber"): New.
5264 Add corresponding splitter for decrement_and_branch_until_zero
5266 Key all decrement_and_branch_until_zero patterns off of
5269 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
5272 * tree-complex.c (extract_component): Treat RESULT_DECL
5273 like the rest of the decls.
5275 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
5277 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
5278 indirect call to _mcount if the function needs a static chain.
5280 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
5281 Caroline Tice <ctice@apple.com>
5283 PR rtl-optimization/24460
5284 * dwarf2out.c (have_switched_text_sections): New boolean variable.
5285 (dwarf2out_switch_text_section): Set it to true instead of
5286 incrementing separate_line_info_table_in_use.
5287 (output_loc_list): Additionally test have_switched_text_sections.
5288 (output_ranges): Likewise.
5289 (dwarf2out_finish): Likewise.
5290 * varasm.c (assemble_start_function): Do not call
5291 insert_section_boundary_note.
5292 (assemble_end_function): If flag_reorder_blocks_and_partition,
5293 switch to the function's section before emitting the .size directive.
5294 * bb-reorder.c (insert_section_boundary_note): Staticify.
5295 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
5296 * output.h (insert_section_boundary_note): Delete.
5298 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
5301 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
5302 instead of pointer equality when comparing types.
5304 2005-10-24 James E. Wilson <wilson@specifix.com>
5306 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
5307 add_dependence_list_and_free calls.
5309 2005-10-24 Steven Bosscher <stevenb@suse.de>
5311 * contrib.texi: Add the names of the LLNL folks who donated
5312 Cray pointer support for gfortran.
5314 2005-10-24 Steven Bosscher <stevenb@suse.de>
5316 PR tree-optimization/24225
5317 * profile.c (branch_prob): Look from end to start through a
5318 basic block when looking for a locus.
5320 2005-10-24 Richard Henderson <rth@redhat.com>
5322 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
5324 (hppa_expand_prologue): Likewise.
5326 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5328 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
5329 (NO_DEFERRED_PROFILE_COUNTERS): Define.
5330 * pa.h (NO_PROFILE_COUNTERS): Define.
5331 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
5332 (funcdef_nos): New vector to hold label numbers of deferred profile
5334 (output_deferred_profile_counters): New function.
5335 (hppa_profile_hook): Push label number onto funcdef_nos.
5336 (pa_hpux_file_end): Call output_deferred_profile_counters if
5337 NO_DEFERRED_PROFILE_COUNTERS is false.
5339 * pa-protos.h (get_deferred_plabel): New prototype.
5340 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
5342 (output_call): Adjust calls.
5344 2005-10-24 Alan Modra <amodra@bigpond.net.au>
5346 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
5347 peculiarity of GOT/TOC section usage.
5349 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
5352 * c-common.c (constant_string_class_name): Add documentation.
5354 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
5357 * recog.c (peephole2_optimize): Increment peep2_current_count
5358 only when the slot is empty.
5360 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5363 * except.c (output_function_exception_table): Call
5364 assemble_external_libcall if we need a personality function.
5366 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5368 PR rtl-optimization/24460
5369 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
5370 set the basic block for barriers.
5372 2005-10-21 Janis Johnson <janis187@us.ibm.com>
5374 * var-tracking.c (vt_initialize): Initialize post.
5376 2005-10-21 Devang Patel <dpatel@apple.com>
5379 * c-common.c (vector_types_convertible_p): Check vector element type.
5381 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
5383 * config/sh/sh.c (prepare_move_operands): Handle the address
5384 constant which is a tls symbolic address plus a constant.
5386 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
5389 * gcc.c (main): Use the correct counter for erroring out
5390 about mulitple files.
5392 2005-10-21 Alan Modra <amodra@bigpond.net.au>
5395 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
5396 use r2 for 64-bit tls .got access.
5398 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
5400 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
5403 2005-10-20 Steven Bosscher <stevenb@suse.de>
5405 PR tree-optimization/24307
5406 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
5408 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
5411 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
5413 * varasm.c (find_decl_and_mark_needed): After cgraph global info
5414 is ready, stop marking functions, but still mark variables.
5416 2005-10-20 Richard Guenther <rguenther@suse.de>
5419 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
5422 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5424 PR rtl-optimization/23585
5425 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
5426 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
5427 (may_trap_p_1): New predicate extracted from...
5428 (may_trap_p): ... here. Invoke may_trap_p_1.
5429 (may_trap_or_fault_p): New predicate.
5430 * rtl.h (may_trap_or_fault_p): Declare it.
5431 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
5432 instead of may_trap_p.
5433 (steal_delay_list_from_fallthrough): Likewise.
5434 (fill_simple_delay_slots): Likewise.
5435 (fill_slots_from_thread): Likewise.
5436 * function.c (pad_to_arg_alignment): Rework comment about
5437 SPARC_STACK_BOUNDARY_HACK.
5438 * config/sparc/sparc.h: Likewise.
5440 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
5442 * config/s390/s390.c (s390_expand_insv): New.
5443 * config/s390/s390-protos.h (s390_expand_insv): Declare.
5444 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
5445 ("icm_hi"): Remove mode attribute.
5446 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
5448 ("*extracthi", "*extractqi"): Remove.
5449 (extv<mode>", "*extzv<mode>"): New.
5450 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
5451 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
5453 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5455 * cfgexpand.c (discover_nonconstant_array_refs_r,
5456 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
5457 (tree_expand_cfg): Call discover_nonconstant_array_refs.
5458 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5459 discover_nonconstant_array_refs.
5461 2005-10-19 Steven Bosscher <stevenb@suse.de>
5464 * c-decl.c (pop_scope): Don't warn about an unused variable
5465 if it is marked with TREE_NO_WARNING.
5466 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
5467 somenow mismatch and olddecl is to be replaced.
5469 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5472 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
5473 whether registers live on the edge can be saved/restored.
5475 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
5477 * config/sh/sh.c (fixup_mova): Skip notes.
5479 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5481 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
5482 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
5483 (s390_can_eliminate): Handle BASE_REGNUM elimination.
5484 (s390_initial_elimination_offset): Likewise.
5485 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
5486 register on TARGET_ZARCH targets.
5487 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
5488 (INITIAL_FRAME_POINTER_OFFSET): Remove.
5489 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
5490 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
5492 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5494 * config/s390/s390.md: Comment describing output modifiers updated.
5495 * config/s390/s390.c (print_operand): Likewise.
5497 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5499 * config/s390/s390.c (override_options): Added check for -mstack-size
5501 * doc/invoke.texi: Mention that limit in the documenation.
5503 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
5506 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
5508 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
5510 Fix PR tree-optimization/24231
5512 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
5513 (compute_avail): Ditto.
5515 2005-10-18 Richard Henderson <rth@redhat.com>
5518 * config/i386/i386.c (legitimate_constant_p): Check
5519 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
5521 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
5522 (legitimate_pic_address_disp_p): Reorg CONST checking to make
5523 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
5525 (print_operand_address): Likewise.
5526 * config/i386/predicates.md (x86_64_immediate_operand): Test
5527 SYMBOL_REF_TLS_MODEL properly inside CONST.
5528 (x86_64_zext_immediate_operand): Likewise.
5529 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
5530 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
5531 * config/i386/i386-protos.h: Remove predicates.md entries.
5533 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
5535 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5536 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
5538 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
5539 Ian Lance Taylor <ian@airs.com>
5542 * fold-const.c (fold_widened_comparison): Do not allow range based
5543 constant folding when right operand cannot be unwidened.
5545 2005-10-17 Richard Henderson <rth@redhat.com>
5547 * builtins.c (expand_builtin_synchronize): Build a new-style asm
5548 with a memory clobber.
5550 2005-10-17 James E Wilson <wilson@specifix.com>
5552 PR rtl-optimization/17356
5553 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
5554 checking for EDGE_EH.
5556 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5558 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
5559 the slot on an even boundary for any type with 16-byte alignment.
5561 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
5564 * md.texi (Modifiers) <%>: Clarify that % doesn't work
5565 after register allocation.
5567 2005-10-17 DJ Delorie <dj@redhat.com>
5569 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
5572 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
5575 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
5578 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
5580 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
5581 to 2 if it's already non-zero.
5582 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
5583 is set and warn about it if flag_schedule_insns is 1.
5585 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
5587 * config/crx/crx.md: Compare-and-branch instructions need to
5590 2005-10-17 Uros Bizjak <uros@kss-loka.si>
5593 * config/i386/i386.md (*pushdi2_rex64 splitter)
5594 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
5595 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
5596 flow2 pass only when (optimize > 0 && flag_peephole2).
5598 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
5601 * gcc.c (have_c): New static variable.
5603 (process_command): Remove declation of have_c.
5604 Set have_o to 1 when handling -o.
5605 (main): Add a fatel error if there are multiple
5606 files specified and -o and -c/-S is passed witout
5607 -combine or multiple languages.
5609 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
5611 Fix PR tree-optimization/22444
5612 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
5613 Assert that we don't hit something with subvars.
5614 (setup_pointers_and_addressables): Don't add things with subvars,
5615 because we'll already process the subvars for aliasing purposes.
5617 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
5620 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
5621 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
5622 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
5623 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
5624 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
5625 swapped, alternatives for the R constraint.
5628 * builtins.c (get_builtin_sync_mode): Make unlimited
5629 mode_for_size request.
5631 2005-10-15 Richard Henderson <rth@redhat.com>
5633 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
5634 (gimplify_expr): ... here.
5635 (gimplify_compound_lval): Use it in initial scan loop. Allow
5636 fb_lvalue in base expression.
5638 2005-10-15 Richard Henderson <rth@redhat.com>
5641 * builtins.c (expand_builtin_trap): Export.
5642 * expr.h (expand_builtin_trap): Declare.
5643 * expr.c (expand_assignment): Emit a trap for integral offsets
5644 from registers that weren't reduced to bitpos.
5646 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
5647 (mark_array_ref_addressable): Remove.
5648 * tree-flow.h (mark_array_ref_addressable): Remove.
5649 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
5651 2005-10-15 James E Wilson <wilson@specifix.com>
5654 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
5655 (add_dependence_list_and_free): Likewise.
5656 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
5659 2005-10-15 Diego Novillo <dnovillo@redhat.com>
5663 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
5664 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
5666 (vrp_visit_phi_node): Only prevent infinite iterations when
5667 the previous result and the new result are both VR_RANGEs.
5669 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
5671 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
5674 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5677 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
5680 2005-10-14 Per Bothner <per@bothner.com>
5682 PR preprocessor/21250
5683 * c-ppoutput.c (print_line): Print internal line 0 as 1.
5685 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
5688 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
5689 overflow flags. Refactor some conditionals.
5691 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5694 * tree-dfa.c (add_referenced_var): Only look at decls which
5695 have TREE_CONSTANT or TREE_READONLY set instead of if
5696 !TREE_PUBLIC or !TREE_CONSTANT.
5698 2005-10-13 James E Wilson <wilson@specifix.com>
5700 * doc/invoke.texi: For -x, add f95-cpp-input.
5701 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5703 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5705 PR tree-optimization/24262
5706 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
5707 in loop all the time.
5709 2005-10-12 Richard Henderson <rth@redhat.com>
5712 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5713 * function.c (assign_parm_find_data_types): Don't support it.
5714 * print-tree.c (print_node): Likewise.
5715 * c-common.c (handle_transparent_union_attribute): Likewise.
5716 Use build_duplicate_type.
5717 * tree-inline.c (remap_type_1): Split out of remap_type;
5718 properly remap aggregate fields.
5719 (build_duplicate_type): New.
5720 * doc/extend.texi (Variable Attributes): Remove documentation
5721 for transparent_union.
5723 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5726 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
5727 (gen_stack_pointer_dec): Likewise.
5729 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
5733 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
5735 (struct cxx): Add adjust_class_at_definition target hook.
5736 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
5737 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
5738 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
5739 hook_void_tree. Add to TARGET_CXX.
5740 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
5742 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
5743 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
5744 instead of attribute. Check for dllexport override. Warn if
5745 inconsistent dll linkage. Don't lose old dllimport if decl has
5746 had address referenced. Tweak lookup of dllimport atribute.
5747 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
5748 for target specific rules. Don't add dllimport attribute if
5749 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
5750 dllimport attribute.
5751 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
5752 * varasm.c (initializer_constant_valid_p): Replace
5753 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
5757 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
5758 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
5759 (i[34567]86-*-mingw32*): Likewise.
5761 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
5762 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
5764 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
5765 C++-specific code. Change return value to bool.
5766 (i386_pe_dllimport_p): Likewise.
5767 (associated_type): Simplify and make language-independent
5768 (i386_pe_encode_section_info): Replace override of ambiguous
5769 dllimport symbol refs with a gcc_assert.
5770 (i386_pe_valid_dllimport_attribute_p): Define.
5771 * config/i386/winnt-cxx.c: New file. Define C++ versions of
5772 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5773 i386_pe_adjust_class_at_definition.
5774 * config/i386/winnt-stubs.c: New file. Define stub versions of
5775 lang-specific functions.
5776 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5777 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5778 i386_pe_adjust_class_at_definition.
5779 (i386_pe_valid_dllimport_attribute_p): Declare.
5780 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5781 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5782 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5785 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5786 dllimport attribute with test of DECL_DLLIMPORT_P.
5788 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5790 * combine.c (make_extraction): Correct offset computation.
5792 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5794 * config/cris/t-linux (LIMITS_H_TEST): Define.
5796 2005-10-12 Richard Henderson <rth@redhat.com>
5799 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5801 2005-10-12 Richard Guenther <rguenther@suse.de>
5803 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5805 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5808 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5809 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5812 2005-10-12 Richard Guenther <rguenther@suse.de>
5815 * varasm.c (output_constant): Correct typo from previous
5818 2005-10-11 Ian Lance Taylor <ian@airs.com>
5820 PR rtl-optimization/13931
5821 * combine.c: Revert patch of 2003-05-14, and:
5822 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5823 completely killed in the appropriate insn.
5824 (distribute_notes): Don't skip multiple hard register test for
5825 elim_i1 and elim_i2.
5827 2005-10-11 Richard Henderson <rth@redhat.com>
5830 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5831 to initialize a transparent union instead of a nop_expr.
5833 2005-10-11 Richard Henderson <rth@redhat.com>
5835 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5836 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5837 (tree_ssa_dce_loop): Call scev_reset.
5840 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5841 * tree-ssa-dce.c: Include cfgloop.h.
5842 (tree_ssa_dce_loop, pass_dce_loop): New.
5843 * tree-pass.h (pass_dce_loop): Declare it.
5844 * passes.c (init_optimization_passes): Use it.
5846 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5849 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5850 Only apply the optimization for rounding builtins if the inner
5851 cast is also an extension.
5853 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5856 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5857 mark_new_vars_to_rename instead of update_stmt.
5859 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5861 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5863 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5865 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5866 for setting MMX register to 0 rather than mmx.
5868 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5871 * configure.ac: Move gas check from mips specific case to common case.
5872 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5873 * configure: Regenerate
5874 * doc/install.texi: Update.
5876 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5879 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5881 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5883 * gcc.c (do_spec_1): Accept numeric characters in file name
5886 2005-10-10 Nick Clifton <nickc@redhat.com>
5888 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5889 describing the deleted arm_gen_rotated_half_load function.
5891 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5893 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5896 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5898 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5900 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5901 (EXTRA_MULTILIB_PARTS): Define.
5902 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5903 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5904 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5905 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5906 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5907 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5909 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5911 PR tree-optimization/24226
5912 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5913 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5914 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5917 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5919 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5921 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5924 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5925 Rewrite for no need for the early clobber.
5927 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5929 Merge from csl-arm-branch:
5930 2005-09-07 Paul Brook <paul@codesourcery.com>
5931 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5934 2005-04-30 Paul Brook <paul@codesourcery.com>
5935 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5936 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5938 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5939 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5940 (arm_override_options): Use TARGET_AAPCS_BASED.
5941 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5942 (PTRDIFF_TYPE): Use int for AAPCS.
5943 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5944 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5945 (DEFAULT_SHORT_ENUMS): Delete.
5946 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5948 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5949 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5950 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5951 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5953 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5954 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5956 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5957 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5959 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5960 * config.gcc (arm*-*-linux-gnueabi): Add it.
5961 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5963 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5964 * config/arm/linux-eabi.h: New file.
5965 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5966 (LINUX_TARET_LINK_SPEC): Likewise.
5967 (LINK_SPEC): Use it.
5968 * config/arm/t-linux-eabi: New file.
5970 2005-10-08 Steven Bosscher <stevenb@suse.de>
5973 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5975 (PARAM_SMS_DFA_HISTORY): Likewise.
5977 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5980 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5981 (load_register_parameters): Call it.
5982 (check_sibcall_argument_overlap_1): Likewise.
5983 (store_one_arg): Likewise.
5985 2005-10-07 James E. Wilson <wilson@specifix.com>
5987 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5988 DImode not VECINT24 for operand 2.
5991 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5995 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5996 fr_spill): Use destination_operand for operand 0.
5998 2005-10-07 DJ Delorie <dj@redhat.com>
6000 * varasm.c (output_constant): Limit error to expanding
6003 2005-10-07 Richard Guenther <rguenther@suse.de>
6006 * fold-const.c (fold_binary): Fix operand types during folding
6007 of X op (A, Y). Evaluation order of the side-effects of
6008 X and A are frontend-defined, so ensure we honour that even for
6009 tcc_comparison class operands; eased by removing duplicate code.
6011 2005-10-07 Steve Ellcey <sje@cup.hp.com>
6013 * stor-layout.c (layout_type): Do not allow alignment of array
6014 elements to be greater than their size.
6016 2005-10-07 Steve Ellcey <sje@cup.hp.com>
6018 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
6020 (hppa*-*-linux*): Ditto.
6021 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
6022 * config/host-hpux.c: New.
6023 * config/x-hpux: New.
6024 * config/pa/x-hpux: Remove.
6025 * config/pa/x-linux: Remove.
6026 * config/pa/pa-host.c: Remove.
6028 2005-10-07 Jeff Law <law@redhat.com>
6030 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
6031 determine whether or not to try and thread outgoing edges.
6033 2005-10-07 David Edelsohn <edelsohn@gnu.org>
6035 * config/rs6000/rs6000.md (eqsi_power): New.
6036 (neg_eq0si): Add TARGET_POWER to final condition.
6039 2005-10-06 Richard Henderson <rth@redhat.com>
6041 * config/rs6000/rs6000.c: Revert last change.
6043 2005-10-06 Richard Henderson <rth@redhat.com>
6045 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
6046 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
6048 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
6052 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
6053 out return_label and naked_return_label.
6055 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
6057 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
6060 2005-10-06 Richard Henderson <rth@redhat.com>
6063 * tree-inline.c (declare_return_variable): Handle modify_dest not
6066 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
6068 Fix PR tree-optimization/22488
6069 * tree-ssa-structalias.c (check_for_overlaps): New function.
6070 (create_variable_info_for): Use it.
6072 2005-10-06 Richard Henderson <rth@redhat.com>
6075 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
6076 (dwarf2out_start_source_file): Print it.
6078 2005-10-06 Geoffrey Keating <geoffk@apple.com>
6080 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
6082 2005-10-06 Richard Henderson <rth@redhat.com>
6085 * mode-switching.c (optimize_mode_switching): Clear transp bit
6086 for block with incomming abnormal edges.
6088 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
6089 (fpscr_set_from_mem): Use them.
6090 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
6091 (fpscr postinc splitters): Rewrite as peephole2+split.
6093 2005-10-06 David Edelsohn <edelsohn@gnu.org>
6095 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
6096 (eq<mode>_compare): Same.
6098 2005-10-06 Richard Guenther <rguenther@suse.de>
6100 PR tree-optimization/24238
6101 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
6103 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
6105 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
6106 here. Use AC_PATH_PROG for environment variables instead of
6108 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
6110 * configure: Regenerated.
6112 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
6115 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
6116 then force it into a register.
6117 (call_value): Likewise.
6119 2005-10-06 Richard Henderson <rth@redhat.com>
6122 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
6123 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
6124 under pass_vectorize.
6126 2005-10-05 Devang Patel <dpatel@apple.com>
6129 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
6130 handling constants. Check NAMESPACE_DECL context for constants.
6132 2005-10-05 Eric Christopher <echristo@apple.com>
6134 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
6136 2005-10-05 Richard Henderson <rth@redhat.com>
6139 * tree-cfg.c (mark_array_ref_addressable_1): New.
6140 (mark_array_ref_addressable): New.
6141 * tree-flow.h (mark_array_ref_addressable): Declare.
6142 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
6144 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
6148 * reload.c (subst_reloads): When adding a REG_LABEL to a
6149 jump instruction, also update JUMP_LABEL.
6151 2005-10-05 David Edelsohn <edelsohn@gnu.org>
6153 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
6154 * bb-reorder.c (copy_bb_p): Use it.
6155 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
6157 2005-10-05 Richard Henderson <rth@redhat.com>
6160 * toplev.c (process_options): Warn about unsupported combinations
6161 of unwind tables and omit-frame-pointer.
6162 * config/i386/i386.c (override_options): Similarly. Enable
6163 accumulate-outgoing-args if not explicitly disabled.
6165 2005-10-05 Steve Ellcey <sje@cup.hp.com>
6167 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
6168 Handle big endian vs. small endian.
6169 (vec_initv2sf): Handle big endian vs. small endian.
6170 (*vec_extractv2sf_1): Ditto.
6172 2005-10-05 Dale Johannesen <dalej@apple.com>
6174 * convert.c (convert_to_real): Don't convert
6175 (float)floor(double d) to floorf((float)d).
6177 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
6179 * config/arm/arm.md (insv): Use gen_int_mode in more places.
6181 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
6183 PR tree-optimization/18587
6184 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
6185 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
6186 build_vuses): Change to VEC type.
6187 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
6188 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
6189 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
6190 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
6191 (get_name_decl): New. Return DECL_UID of base variable.
6192 (operand_build_cmp): New. qsort comparison routine.
6193 (operand_build_sort_virtual): New. Sort virtual build vector.
6194 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
6195 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
6196 (FINALIZE_BASE): Use get_name_decl.
6197 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
6198 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
6199 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
6200 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
6201 direct VEC_* manipulations.
6202 (build_ssa_operands): Call operand_build_sort_virtual.
6203 (copy_virtual_operand, create_ssa_artficial_load_stmt,
6204 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
6205 with direct VEC_* manipulations.
6206 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
6207 with direct VEC manipulations.
6209 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
6211 PR tree-optimization/21419
6212 PR tree-optimization/24146
6213 PR tree-optimization/24151
6215 * c-typeck.c (readonly_error): Handle USE being lv_asm.
6216 (build_asm_expr): Call it if outputs are read-only.
6217 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
6219 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
6220 Paolo Bonzini <bonzini@gnu.org>
6224 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
6225 enable the instructions and not just the built-ins.
6226 * doc/invoke.texi (x86 Options): Likewise.
6228 2005-10-04 Geoffrey Keating <geoffk@apple.com>
6230 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
6232 * doc/invoke.texi (Option Summary): Correct spelling
6233 of -mmacosx-version-min.
6235 2005-10-04 Devang Patel <dpatel@apple.com>
6237 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
6240 2005-10-04 Steve Ellcey <sje@cup.hp.com>
6242 * tree-vect-transform.c (vect_create_epilog_for_reduction):
6243 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
6245 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
6247 * config/s390/s390.md ("TDSI","DP"): New mode macros.
6248 ("TE","tg"): New mode attributes.
6249 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
6250 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
6251 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
6252 dword_mode and one for GPRmode.
6254 2005-10-04 Ian Lance Taylor <ian@airs.com>
6256 PR preprocessor/13726
6257 * c-ppoutput.c (cb_include): Add comments parameter, and print out
6258 any comments passed in.
6260 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6262 * tree.c (annotate_with_file_line): Fix typo.
6264 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6267 * builtins.c (fold_builtin_memcmp): When constructing the pointer
6268 type used to access data in the inlined length == 1 case, use
6269 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
6270 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
6272 2005-10-04 Uros Bizjak <uros@kss-loka.si>
6274 * config/i386/i386.h (TARGET_FISTTP): Enable also for
6275 TARGET_SSE3 and only for TARGET_80387.
6276 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
6277 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
6278 Do not depend on TARGET_80387.
6280 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6282 * tree.c (last_annotated_node): Change type to location_t*.
6283 (annotate_with_file_line): Reflect the change of
6284 last_annotated_node type.
6286 2005-10-04 Richard Guenther <rguenther@suse.de>
6289 * c-decl.c (grokdeclarator): Don't write to fields
6292 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6295 * c-decl.c (finish_decl): Use set_user_assembler_name even for
6297 * varasm.c (make_decl_rtl): If a register variable does not
6298 have a set user assmbler name, error out.
6299 Decode the asmspec is now name+1 bypassing '*'.
6301 2005-10-04 Steven Bosscher <stevenb@suse.de>
6303 PR tree-optimization/23049
6304 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
6305 of a COND_EXPR is folded before calling fold on the whole rhs of a
6306 conditional assignment.
6307 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
6308 document that a COND_EXPR may appear there.
6310 2005-10-03 Diego Novillo <dnovillo@redhat.com>
6313 * tree-vrp.c (extract_range_from_assert): If the new numeric
6314 range created out of the assertion contradicts the existing
6315 numeric range of the ASSERT_EXPR variable, make the new range
6318 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
6320 * config/sh/sh.c (sh_register_move_cost): Add case for moving
6321 from T_REGS to FP register class.
6323 2005-10-03 Richard Henderson <rth@redhat.com>
6326 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
6327 before creating a new one.
6329 2005-10-03 David Edelsohn <edelsohn@gnu.org>
6331 * config/rs6000/t-aix43 (LDFLAGS): New.
6332 * config/rs6000/t-aix52 (LDFLAGS): New.
6334 2005-10-03 Ian Lance Taylor <ian@airs.com>
6336 * gimplify.c (find_single_pointer_decl_1): New static function.
6337 (find_single_pointer_decl): New static function.
6338 (internal_get_tmp_var): For a formal variable, set restrict base
6339 information if appropriate.
6340 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
6342 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
6343 (DECL_GET_RESTRICT_BASE): Define.
6344 (SET_DECL_RESTRICT_BASE): Define.
6345 (decl_restrict_base_lookup): Declare.
6346 (decl_restrict_base_insert): Declare.
6347 (struct tree_decl_with_vis): Add based_on_restrict_p field.
6348 * tree.c (restrict_base_for_decl): New static variable.
6349 (init_ttree): Initialize restrict_base_for_decl.
6350 (copy_node_stat): Copy restrict base information.
6351 (decl_restrict_base_lookup): New function.
6352 (decl_restrict_base_insert): New function.
6353 (print_restrict_base_statistics): New static function.
6354 (dump_tree_statistics): Call print_restrict_base_statistics.
6356 2005-10-02 Diego Novillo <dnovillo@redhat.com>
6359 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
6360 case of anti-ranges.
6362 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
6365 * c-typeck.c (tagged_tu_seen): Rename to ...
6366 (tagged_tu_seen_cache): this and add val field.
6367 (comptypes): Move functional to comptypes_internal
6368 and free tagged_tu_seen.
6369 (comptypes_internal): New function and call comptypes_internal
6370 instead of comptypes. Speed up by sibcalling
6371 tagged_types_tu_compatible_p.
6372 (alloc_tagged_tu_seen): New function
6373 (free_all_tagged_tu_seen_up_to): New function.
6374 (tagged_types_tu_compatible_p): Return the val of the seen two
6376 Add that the two types are the same to tagged_tu_seen_base
6377 if they are and call comptypes_internal instead of comptypes.
6378 <case UNION_TYPE>: Speed up common type where the fields are
6380 (function_types_compatible_p): Call comptypes_internal instead of
6382 (type_lists_compatible_p): Likewise.
6383 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
6385 2005-10-02 Matthias Klose <doko@debian.org>
6387 * doc/invoke.texi: Fix typo and speling error.
6389 2005-10-01 Richard Henderson <rth@redhat.com>
6391 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
6393 2005-10-01 Mark Mitchell <mark@codesourcery.com>
6395 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
6396 using --start-group and --end-group.
6398 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6400 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
6401 FIXME note regarding quirky semantics.
6403 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6406 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
6407 non-null range as a last resort.
6409 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
6410 Diego Novillo <dnovillo@redhat.com>
6413 * tree-vrp.c (extract_range_from_assert): For !=
6414 assertions, only build an anti-range if LIMIT is a
6415 single-valued range.
6417 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
6419 * arm.md (movqi): On thumb when optimizing, handle loading from
6420 memory by describing this as taking a subreg of a zero-extended load
6421 into an SImode register.
6424 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
6426 * reload1.c (merge_assigned_reloads): Do not change any
6427 RELOAD_FOR_OUTPUT_ADDRESS reloads.
6429 2005-09-30 Geoffrey Keating <geoffk@apple.com>
6431 * Makefile.in (LIPO_FOR_TARGET): Define.
6432 (STRIP_FOR_TARGET): Define.
6434 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
6435 before creating new ones. Do symlinks before creating the actual
6438 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
6439 to work out which multilibs are actually being built.
6441 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
6443 * tree-vect-transform.c, config/ms1/ms1.md,
6444 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
6445 Follow spelling conventions.
6446 * doc/invoke.texi, doc/md.texi: Fix typos.
6448 2005-09-30 Andrew Macleod <amacleod@redat.com>
6450 PR tree-optimization/21430
6451 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
6452 use operands, and set stmt pointer if need be.
6453 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
6454 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
6457 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6460 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
6462 2005-09-29 Mark Mitchell <mark@codesourcery.com>
6464 * optabs.c (expand_binop): Initialize first_pass_p.
6466 2005-09-29 Jakub Jelinek <jakub@redhat.com>
6469 * c-decl.c (c_write_global_declarations_1): If any
6470 wrapup_global_declaration_2 call returned true, restart the loop.
6472 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
6474 Fix PR tree-optimization/24117
6475 * tree-ssa-structalias.c (find_func_aliases): Strip nops
6476 before considering whether to use anyoffset.
6478 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6482 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6484 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6486 (swap_commutative_operands_with_target): New.
6488 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6491 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
6494 2005-09-29 Steven Bosscher <stevenb@suse.de>
6496 PR tree-optimization/23911
6497 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
6498 and IMAGPART_EXPR too.
6500 2005-09-28 Mark Mitchell <mark@codesourcery.com>
6503 * expmed.c (expand_shift): Move logic to reverse rotation
6504 direction when rotating by constants ...
6505 * optabs.c (expand_binop): ... here.
6506 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
6507 (ix86_rotrdi3): New pattern.
6508 (rotldi3): Handle 32-bit mode.
6509 (ix86_rotldi3): New pattern.
6511 2005-09-29 Alan Modra <amodra@bigpond.net.au>
6514 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
6515 check for numbers that need no bit twiddle.
6517 2005-09-28 Geoffrey Keating <geoffk@apple.com>
6519 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
6520 multilib to be built.
6522 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
6523 (stage1-start): Delete old libgcc and libunwind before moving
6524 anything into the stage directory.
6525 (stage2-start): Likewise.
6526 (stage3-start): Likewise.
6527 (stage4-start): Likewise.
6528 (stageprofile-start): Likewise.
6529 (stagefeedback-start): Likewise.
6530 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
6531 header in tm_file and CPU-specific t-darwin in tmake_file.
6532 (i[34567]86-*-darwin*): Don't change tm_file.
6533 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
6534 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
6535 shared library stub for target OS version.
6536 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
6537 (SHLIB_LINK): Don't make SHLIB_SOLINK.
6538 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
6539 (libgcc_s.%.dylib): New.
6541 (install-darwin-libgcc-stubs): New.
6542 (INSTALL_LIBGCC): New append.
6543 * config/i386/darwin-libgcc.10.4.ver: New.
6544 * config/i386/darwin-libgcc.10.5.ver: New.
6545 * config/i386/t-darwin: New.
6546 * config/rs6000/darwin-libgcc.10.4.ver: New.
6547 * config/rs6000/darwin-libgcc.10.5.ver: New.
6548 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
6549 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
6551 2005-09-28 Paul Brook <paul@codesourcery.com>
6553 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
6556 2005-09-28 Richard Guenther <rguenther@suse.de>
6558 PR tree-optimization/23853
6559 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
6560 host_integerp to verify misalignment value.
6562 2005-09-28 Richard Henderson <rth@redhat.com>
6564 * builtins.c (get_builtin_sync_mode): New.
6565 (expand_builtin_sync_operation): Pass in mode argument.
6566 (expand_builtin_compare_and_swap): Likewise.
6567 (expand_builtin_lock_test_and_set): Likewise.
6568 (expand_builtin_lock_release): Likewise.
6569 (expand_builtin): Update to match.
6571 2005-09-28 Nick Clifton <nickc@redhat.com>
6573 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
6574 formatting. Add check to PLUS case to ensure that the offset is
6575 within an acceptable range.
6577 * config/v850/v850.md (casesi): Disable the generation of the
6578 switch pattern as it is not being handled properly at the moment.
6580 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
6581 for when the high words are identical.
6583 2005-09-27 Richard Henderson <rth@redhat.com>
6585 * pretty-print.c (pp_base_format): Fix typo for %>.
6587 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
6588 Devang Patel <dpatel@apple.com>
6590 PR tree-optimization/23625
6591 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
6592 LABEL_EXPR, assertion check.
6594 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
6596 * optabs.c (no_conflict_move_test): Check if a result of a
6597 to-be-moved insn would be clobbered by an originally
6600 2005-09-27 Jeff Law <law@redhat.com>
6602 * passes.c (init_optimization_passes): Replace copy propagation
6603 passes immediately after DOM with phi-only copy propagation
6604 pases. Add phi-only copy propagation pass after first DOM pass.
6605 * tree-pass.h (pass_phi_only_copy_prop): Declare.
6606 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
6607 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
6608 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
6609 to init_copy_prop. Callers updated.
6610 (do_phi_only_copy_prop): New function.
6611 (pass_phi_only_copy_prop): New pass descriptor.
6613 2005-09-27 Nick Clifton <nickc@redhat.com>
6615 * libgcc2.c (__popcount_tab): Remove redundant prototype.
6617 2005-09-26 Jason Merrill <jason@redhat.com>
6620 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
6622 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
6624 2005-09-26 James E Wilson <wilson@specifix.com>
6626 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
6627 copyright. Add gcc copyright plus libgcc exception.
6628 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
6630 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
6632 2005-09-26 Jeff Law <law@redhat.com>
6634 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
6635 about when to iterate.
6637 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
6640 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
6641 for __complex__ double in -mcpu=G5 mode.
6643 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
6645 PR tree-optimization/23942
6646 * Makefile.in (SCEV_H): Depends on PARAMS_H.
6647 * tree-scalar-evolution.c: Include params.h.
6649 (follow_ssa_edge, follow_ssa_edge_in_rhs,
6650 follow_ssa_edge_in_condition_phi_branch,
6651 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
6652 Change return type to t_bool. Use a parameter to limit the size of
6653 trees that are walked before stopping
6654 (analyze_evolution_in_loop): Initialize the limit to 0.
6655 (follow_ssa_edge): Give up by returning t_dont_know if the limit
6656 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6658 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6661 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
6662 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
6664 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
6666 * combine.c (make_extraction): Check for valid use of subreg.
6668 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6671 * config/i386/i386.md ("*fistdi2_1"): New pattern.
6672 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
6673 ("fist<mode>2_with_temp"): Use only register operands.
6675 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
6677 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
6678 CALL_INSN_FUNCTION_USAGE.
6680 2005-09-26 Richard Guenther <rguenther@suse.de>
6683 * gcse.c: Include hashtab.h, define ldst entry hashtable.
6684 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
6685 (ldst_entry): Use the hashtable instead of list-walking.
6686 (find_rtx_in_ldst): Likewise.
6687 (free_ldst_entry): Free the hashtable.
6688 (compute_ld_motion_mems): Create the hashtable.
6689 (trim_ld_motion_mems): Remove entry from hashtable if
6690 removing it from list.
6691 (compute_store_table): Likewise^2.
6692 (store_motion): Free hashtable in case we did not see
6695 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
6697 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6698 and arg1 if we are passing them to fold_build2.
6700 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
6703 * config/i386/i386.c (ix86_function_regparm): Fix the test for
6706 2005-09-25 Richard Henderson <rth@redhat.com>
6708 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
6709 SYMBOL_REF_TLS_MODEL to be correct.
6711 2005-09-24 Richard Henderson <rth@redhat.com>
6713 * ipa-type-escape.c (discover_unique_type): Remove dead code at
6714 end of function. Reindent.
6716 2005-09-24 Ian Lance Taylor <ian@airs.com>
6718 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
6719 NEGATE_EXPR/BIT_NOT_EXPR case.
6721 2005-09-24 Richard Henderson <rth@redhat.com>
6723 * c-common.c (handle_mode_attribute): When not modifying in place,
6724 create subtypes for enumerations.
6725 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6726 * gimplify.c (create_tmp_from_val): Likewise.
6728 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
6730 * config/i386/i386.md (*tls_global_dynamic_64,
6731 *tls_local_dynamic_base_64): Add missing mode to call.
6732 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
6734 2005-09-24 Jan Hubicka <jh@suse.cz>
6736 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
6737 (cgraph_clone_node): Likewise.
6738 * cgraph.h (cgraph_clone_edge): Update prototype.
6739 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
6740 duplicated prototypes; add updating argument.
6741 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
6742 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
6744 (cgraph_mark_inline_edge): Likewise.
6745 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
6746 (cgraph_flatten_node): Likewise.
6747 (cgraph_decide_recursive_inlining): Likewise.
6748 (cgraph_decide_inlining_of_small_function): Likewise.
6749 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6751 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6752 Pete Steinmetz <steinmtz@us.ibm.com>
6754 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
6755 (rldic.): Set type to "compare".
6757 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
6758 mfjmpr for MFCTR/MFLR.
6759 (movdf_hardfloat64): Same.
6760 (movdf_softfloat64): Same. Correct order of store and move types.
6761 (movti_string): Set type to store_ux/load_ux.
6762 (load_multiple): Set type to load_ux.
6763 (store_multiple): Set type to store_ux.
6764 (movmemsi): Set type to store_ux.
6765 (output_cbranch direct_return): Set type to jmpreg.
6766 (stmw): Set type to store_ux.
6767 (lmw): Set type to load_ux.
6768 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
6769 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
6770 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
6771 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
6772 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
6773 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
6774 (rios1-fpstore): Increase latency to 3.
6775 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
6776 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6778 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6779 Andrew Pinski <pinskia@physics.uc.edu>
6781 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6782 operand2 constraint to "b".
6783 (sync_<fetchop_name>di_internal): Same.
6784 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6786 (sync_old_<fetchop_name>di_internal): Same.
6787 (sync_new_<fetchop_name>si_internal): Same.
6788 (sync_new_<fetchop_name>di_internal): Same.
6790 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6793 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6794 case, define as macros.
6796 PR rtl-optimization/23837
6797 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6798 clobber / clobber match between dest and p->first.
6800 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6801 (no_conflict_move_test): Update comments.
6803 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6805 * doc/install.texi: Update URL for Jacks.
6806 * doc/sourcebuild.texi: Likewise.
6808 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6811 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6812 registers when choosing register preferences.
6813 (movdf_hardfloat64): Same.
6815 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6817 * expmed.c (expand_shift): Don't use the target of the rotate as
6818 target for the first expanded shift insn.
6819 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6821 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6823 PR tree-optimization/22438
6824 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6825 preserved iv rhs rewriting specially.
6827 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6829 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6830 estimate_only is true.
6831 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6832 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6833 tree-ssa-structalias.c
6834 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6835 ref_contains_indirect_ref.
6836 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6838 2005-09-21 DJ Delorie <dj@redhat.com>
6840 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6842 (mn10300_return_in_memory): Support variable size types also.
6843 (mn10300_pass_by_reference): Likewise.
6844 (mn10300_function_value): New.
6845 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6846 (FUNCTION_OUTGOING_VALUE): Likewise.
6847 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6848 * doc/invoke.texi: Document it.
6850 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6853 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6854 force integer op1 into register for XFmode compares.
6856 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6859 * expmed.c (alg_code): Add alg_impossible.
6860 (alg_hash_entry): Add cost.
6861 (synth_mult): Record alg_impossible in the hash table if
6862 multiplication by a given integer is impossble within the
6863 limit. Speed up using alg_impossible.
6865 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6867 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6868 argument. Allow and set any offset if needs_anyoffset is passed
6870 (get_constraint_for): Add argument here too.
6872 (do_structure_copy): Pass NULL to get_constraint_for.
6873 (handle_ptr_arith): Ditto.
6874 (find_func_aliases): Ditto.
6876 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6878 PR rtl-optimization/23898
6879 * output.h (get_attr_min_length): Declare.
6880 * final.c (get_attr_length_1): New function, broken out of:
6882 (get_attr_min_length): New function.
6883 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6884 (duplicate_computed_gotos): Likewise.
6885 * genattr.c (insn_min_length): Generate declaration.
6886 * genattrtab.c (min_fn, min_attr_value): New functions.
6887 (make_length_attrs): Generate insn_min_length.
6889 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6891 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6893 2005-09-20 Richard Henderson <rth@redhat.com>
6895 PR tree-optimization/24059
6896 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6899 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6901 * c.opt (fextended-identifiers): New.
6902 * c-opts.c (c_common_handle_option): Handle
6903 -fextended-identifiers.
6904 * doc/cpp.texi: Update documentation of extended identifiers.
6905 * doc/cppopts.texi (-fextended-identifiers): Document.
6907 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6909 PR tree-optimization/23929
6910 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6913 PR tree-optimization/23818
6914 * tree-stdarg.c (execute_optimize_stdarg): Call
6915 calculate_dominance_info.
6917 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6919 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6920 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6921 (compute_overlap_steps_for_affine_1_2): Use
6922 get_number_of_iters_for_loop.
6923 (analyze_subscript_affine_affine): Check whether difference is
6925 Use get_number_of_iters_for_loop.
6926 Check whether overlap occurs outside of bounds.
6927 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6929 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6931 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6932 base register if possible.
6934 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6936 PR tree-optimization/18463
6937 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6938 converting it directly is not possible.
6939 (chrec_convert_aggressive): New function.
6940 * tree-chrec.h (chrec_convert_aggressive): Declare.
6941 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6942 Fold chrec conversions aggressively if asked to.
6943 (instantiate_parameters): Modified because of changes in
6944 instantiate_parameters_1.
6946 2005-09-19 Richard Henderson <rth@redhat.com>
6948 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6949 (reduc_splus_v2df): New.
6951 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6953 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6954 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6956 2005-09-19 Richard Henderson <rth@redhat.com>
6958 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6961 2005-09-19 Richard Henderson <rth@redhat.com>
6963 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6964 (ia64_expand_dot_prod_v8qi): New.
6965 * config/ia64/ia64-protos.h: Update.
6966 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6967 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6968 sdot_prodv8qi, sdot_prodv4hi): New.
6969 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6971 2005-09-19 Richard Henderson <rth@redhat.com>
6974 * real.c (exact_real_truncate): Return false if the format cannot
6975 represent the number as a normal.
6977 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6978 for a memory source.
6980 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6982 * tree-ssa-operands.c (swap_tree_operands): Export.
6983 * tree.h (swap_tree_operands): Declare.
6984 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6985 Call swap_tree_operands.
6987 2005-09-19 Richard Henderson <rth@redhat.com>
6989 * tree-flow.h (merge_alias_info): Declare.
6990 * tree-ssa-copy.c (merge_alias_info): Export.
6991 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6992 (vect_create_data_ref_ptr): Use create_iv directly.
6993 (vectorizable_load): Use correct types for integer constants.
6994 (vect_generate_tmps_on_preheader): Likewise.
6995 (vect_gen_niters_for_prolog_loop): Likewise.
6997 2005-09-19 Steven Bosscher <stevenb@suse.de>
6999 PR rtl-optimization/23943
7000 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
7002 2005-09-18 Jan Hubicka <jh@suse.cz>
7004 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
7006 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
7008 * varasm.c (output_constant): Do not abort on conversions to union
7009 types between different sizes.
7011 2005-09-18 Richard Guenther <rguenther@suse.de>
7014 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
7017 2005-09-18 Paul Brook <paul@codesourcery.com>
7019 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
7021 2005-09-17 Richard Henderson <rth@redhat.com>
7023 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
7024 * tree-ssa-loop.c (pass_vect_dce): Remove.
7025 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
7028 2005-09-17 Richard Henderson <rth@redhat.com>
7030 * tree-pass.h (pass_vect_dce): Declare.
7031 * passes.c (init_optimization_passes): Add it.
7032 * tree-flow.h (tree_ssa_dce): Declare.
7033 * tree-ssa-dce.c (tree_ssa_dce): Export.
7034 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
7035 (gate_tree_vectorize): ... here.
7036 (pass_vect_dce): New.
7038 2005-09-17 Jan Hubicka <jh@suse.cz>
7040 * except.c (struct eh_status): Turn region_array into vec.
7041 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
7042 convert_from_eh_region_ranges, find_exception_handler_labels,
7043 current_function_has_exception_handlers, assign_filter_values,
7044 build_post_landing_pads, dw2_build_landing_pads,
7045 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
7046 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
7047 foreach_reachable_handler, can_throw_internal_1,
7048 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
7050 (duplicate_eh_region_1): Update region_array.
7051 (duplicate_eh_regions): Resize region_array and avoid recomputing.
7053 2005-09-17 David Edelsohn <edelsohn@gnu.org>
7056 * expmed.c (expand_mult): Substitute simple register for op0 when
7059 2005-09-17 Richard Henderson <rth@redhat.com>
7061 * expr.c (emit_move_via_integer): Add force argument, pass it on
7062 to emit_move_change_mode. Update callers.
7063 (emit_move_complex): Pass true to new force argument.
7064 * function.c (expand_function_end): Move expand_eh_return call
7065 earlier. Merge sub-word complex values into a pseudo before
7066 copying to the return hard register.
7068 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
7070 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
7071 between different sizes.
7073 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
7077 * passes.c (init_optimization_passes): Register dump files for
7080 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
7082 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
7083 * config/s390/s390.c (s390_overlap_p): New function.
7084 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
7085 peephole2, "*xc" peephole2): Added overlap check to the peephole2
7088 2005-09-16 Richard Guenther <rguenther@suse.de>
7090 * ipa-pure-const.c (static_execute): Free auxiliar information.
7091 * ipa-type-escape.c (discover_unique_type): Free temporary key.
7092 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
7094 2005-09-15 DJ Delorie <dj@redhat.com>
7096 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
7098 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
7100 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
7102 (swap_commutative_operands_with_target): New.
7104 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
7106 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
7109 (estimate_iters_using_array): New function.
7110 * tree-data-ref.h (estimate_iters_using_array): Prototype
7111 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
7112 Use estimate_iters_using_array instead of analyze_array.
7114 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
7116 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
7119 2005-09-15 Michael Matz <matz@suse.de>
7121 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
7123 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
7125 PR tree-optimization/23835
7126 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
7127 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
7129 2005-09-14 Richard Henderson <rth@redhat.com>
7131 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
7132 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
7134 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
7136 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
7137 in the ARRAY_TYPE case.
7139 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
7141 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
7143 2005-09-14 Uros Bizjak <uros@kss-loka.si>
7146 * tree-vect-transform.c (vectorizable_operation): Return false for
7147 scalar shift operations and for vector shift operations with
7148 non-invariant shift arguments. Use scalar tree operand op1 as
7149 a shift operand when vector shift insn pattern uses scalar shift
7151 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
7153 2005-09-14 Olivier Hainque <hainque@adacore.com>
7155 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
7156 value if it has side-effects.
7158 2005-09-14 David Edelsohn <edelsohn@gnu.org>
7161 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
7163 2005-09-14 Alan Modra <amodra@bigpond.net.au>
7165 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
7166 passed as NAME as if it were label at start of function code.
7168 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
7170 * config/sh/sh.md (*movv4sf_i): Add general register cases to
7173 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
7175 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
7176 as early clobber. Rewrite so the PIC register is not implicitly used.
7178 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7180 * tree.c (annotate_with_file_line): Compare line numbers before
7183 2005-09-13 Uros Bizjak <uros@kss-loka.si>
7186 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
7187 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
7189 2005-09-13 Ian Lance Taylor <ian@airs.com>
7191 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
7192 than a HOST_WIDEST_INT to gen_doloop_begin.
7194 2005-09-13 Diego Novillo <dnovillo@redhat.com>
7196 * tree-dfa.c (dump_variable): Guard against NULL annotations.
7198 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
7200 PR tree-optimize/23817
7201 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
7203 2005-09-13 Alan Modra <amodra@bigpond.net.au>
7206 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
7207 word before changing the stack pointer. Use gen_frame_mem for MEMs.
7208 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
7209 (restore_stack_nonlocal): Likewise.
7210 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
7212 2005-09-12 Ian Lance Taylor <ian@airs.com>
7215 * c.opt (ffriend-injection): New C++ option.
7216 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
7217 (C++ Dialect Options): Document -ffriend-injection.
7219 2005-09-12 Josh Conner <jconner@apple.com>
7222 * ipa-reference.c (static_execute): Don't mark variables in
7223 named sections TREE_READONLY.
7225 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7227 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
7230 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
7232 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
7233 V_MUST_DEF instead of just the first_use_p.
7234 Don't mark the virtual variables for renaming on the statement which
7236 (pass_dse): Remove TODO_update_ssa.
7238 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
7241 * stor-layout.c (compute_record_mode): For records with a single
7242 field, actually check the field's mode size against the type size.
7244 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
7245 registers for TARGET_SHMEDIA.
7246 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
7247 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
7248 of GENERAL_REGS and FP_REGS.
7250 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
7252 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
7254 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7256 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
7257 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
7258 are omitted. Exclude stack_tie insn too.
7260 2005-09-11 David Edelsohn <edelsohn@gnu.org>
7262 PR rtl-optimization/23098
7263 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
7265 * config/rs6000/rs6000.md (movdf splitter): Use
7266 const_double_operand predicate for TARGET_POWERPC64.
7267 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
7268 SYMBOL_REF method to ABI_V4.
7270 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
7271 replace_equiv_address.
7272 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
7273 rs6000_sr_alias_set and MEM_NOTRAP.
7274 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
7276 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
7278 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
7279 handle CALL_EXPR again.
7281 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
7283 * arm/predicates.md (alignable_memory_operand): Delete.
7285 2005-09-10 Richard Henderson <rth@redhat.com>
7288 * dbxout.c (dbxout_expand_expr): New.
7289 (dbxout_symbol): Use it.
7291 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
7293 * arm.c (arm_gen_rotated_half_load): Delete.
7294 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
7295 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
7296 (thumb_set_return_address): Likewise.
7297 (thumb_load_double_from_address): Use adjust_address.
7298 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
7299 (extendhsisi2_mem, movhi_bytes): Use change_address.
7300 (movhi): Use widen_memory_access.
7301 (reload_out_df): Use replace_equiv_address.
7302 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
7304 2005-09-09 Richard Henderson <rth@redhat.com>
7307 * dbxout.c: Include expr.h.
7308 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
7309 (dbxout_symbol): Handle DECL_VALUE_EXPR.
7310 * Makefile.in (dbxout.o): Add EXPR_H.
7312 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
7314 PR tree-optimization/23509
7315 * tree-cfg.c (replace_uses_by): Use replace_exp.
7316 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
7317 pointers have name_mem_tag or type_mem_tag set.
7319 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7321 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
7322 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
7323 of wrongly accessing operands.
7325 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7327 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
7328 * tree-chrec.c: Include tree-scalar-evolution.h.
7329 (chrec_convert): Instantiate the base and step before calling
7330 scev_probably_wraps_p that would fail on parametric evolutions.
7331 Collect all the fails into a single section failed_to_convert,
7332 print a diagnostic, and return chrec_dont_know instead of calling
7334 * tree-scalar-evolution.c (loop_closed_phi_def): New.
7335 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
7337 (scev_const_prop): Don't replace the definition of a loop closed ssa
7338 phi node by itself, or by another loop closed ssa phi node.
7339 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
7340 that base and step are defined.
7342 2005-09-09 Richard Guenther <rguenther@suse.de>
7345 * fold-const.c (fold_ternary): Check truth_value_p before
7346 calling invert_truthvalue.
7348 2005-09-09 Nick Clifton <nickc@redhat.com>
7350 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
7351 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
7352 dimension of these arrays.
7353 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
7355 * longlong.h: Only provide a prototype for the __clz_tab[] array
7356 if this header has not been included from libgcc2.h.
7357 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
7359 Provide prototypes for exported functions.
7360 Use the __clz_tab[] and __popcount_tab[] arrays provided by
7363 2005-09-08 Josh Conner <jconner@apple.com>
7367 * expr.c (expand_expr_addr_expr_1): Don't invoke
7368 expand_simple_binop for EXPAND_INITIALIZER.
7370 2005-09-08 Richard Henderson <rth@redhat.com>
7373 * toplev.c (wrapup_global_declaration_1): Split out ...
7374 (wrapup_global_declaration_2): ... from ...
7375 (wrapup_global_declarations): ... here. Return bool.
7376 (check_global_declaration_1): Split out ...
7377 (check_global_declarations): from here.
7378 (emit_debug_global_declarations): New.
7379 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
7380 check_global_declaration_1, emit_debug_global_declarations): Declare.
7381 * c-decl.c (c_write_global_declarations_1): Don't create a vector
7382 of decls. Call wrapup_global_declaration_1,
7383 wrapup_global_declaration_2, check_global_declaration_1 directly.
7384 (c_write_global_declarations_2): New.
7386 (c_write_global_declarations): Call c_write_global_declarations_2.
7387 * langhooks.c (write_global_declarations): Call
7388 emit_debug_global_declarations.
7390 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
7391 remove decls that have DECL_RTL_SET_P.
7392 * passes.c (rest_of_decl_compilation): Invoke
7393 cgraph_varpool_finalize_decl for all but functions.
7395 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7397 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
7398 the result of a conversion if the new min and max cannot be compared.
7400 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
7402 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
7403 (override_options): Setting s390_sr_alias_set removed.
7404 (save_fpr, save_gprs): Set alias set to vararg or frame.
7405 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
7406 s390_sr_alias_set with get_frame_alias_set ().
7407 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
7408 get_varargs_alias_set ().
7410 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7414 * c-parser.c (c_parser_objc_method_definition): If the next
7415 token is not "{", error out and don't start the function.
7417 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7419 * tree-vrp.c (extract_range_from_expr): Move the check for non
7420 nullness after the check for gimple invariant.
7422 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7424 * tree.c (host_integerp, tree_low_cst): Correct function comment.
7426 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7429 * config/m32r.md (movmemsi_internal): Canonicalize order of
7430 operands in PLUS component of template.
7432 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
7434 * reload1.c (fixup_eh_region_note): Remove assertion.
7435 (fixup_abnormal_edges): Reverted removal of call to
7436 find_many_sub_basic_blocks made on 2005-08-31.
7438 2005-09-07 Richard Henderson <rth@redhat.com>
7440 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
7441 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
7442 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
7443 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
7444 rearrange for better packing.
7445 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
7446 (lookup_cfa_1): Remove inline marker.
7447 (cfa_equal_p): Split out of ...
7448 (def_cfa_1): ... here. Use INVALID_REGNUM.
7449 (build_cfa_loc): Handle !cfa->indirect.
7450 (frame_pointer_cfa_offset): New.
7451 (dbx_reg_number): Assert register elimination performed; do
7452 leaf register remapping.
7453 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
7454 (eliminate_reg_to_offset): New.
7455 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
7456 for verifiably local stack frame addresses; re-base to CFA.
7457 (mem_loc_descriptor): Remove can_use_fbreg argument.
7458 (concat_loc_descriptor, loc_descriptor): Likewise.
7459 (containing_function_has_frame_base): Remove.
7460 (rtl_for_decl_location): Don't do register elimination or
7461 leaf register remapping here.
7462 (secname_for_decl): Split out from ..
7463 (add_location_or_const_value_attribute): ... here.
7464 (convert_cfa_to_loc_list): New.
7465 (compute_frame_pointer_to_cfa_displacement): New.
7466 (gen_subprogram_die): Use them.
7467 * tree.h (frame_base_decl): Remove.
7468 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
7469 (prologue_stack_adjust): Remove.
7470 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
7471 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
7472 (set_frame_base_location): Remove.
7473 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
7474 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
7475 (vt_add_function_parameters): Don't eliminate_regs.
7476 (vt_initialize): Don't create frame_base_decl.
7478 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7480 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
7481 version of GNU binutils for 4.x and later.
7483 2005-09-06 Mark Mitchell <mark@codesourcery.com>
7485 * ggc-page.c (ggc_push_context): Remove.
7486 (ggc_pop_context): Likewise.
7487 * ggc.h (ggc_push_context): Remove.
7488 (ggc_pop_context): Likewise.
7490 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7493 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
7494 returning from an interrupt handler.
7496 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7499 * config/arc/arc.c (output_shift): Add check for loop count when
7502 2005-09-06 Steven Bosscher <stevenb@suse.de>
7504 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
7506 (abs_replacement): Likewise.
7507 (pass_phiopt): Remove TODO_update_ssa.
7509 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7512 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
7513 if "return with no value, in function returning non-void" warning
7515 * tree-cfg.c (execute_warn_function_return): Don't look at
7516 RETURN_EXPRs with TREE_NO_WARNING set.
7519 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
7520 for internal functions doesn't use registers used by global registers
7521 variables. Use fewer register parameters if there are global register
7524 2005-09-06 Olivier Hainque <hainque@adacore.com>
7525 Eric Botcazou <ebotcazou@adacore.com>
7528 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
7529 when we would be extracting outside its bit span (bitpos+bitsize
7530 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
7531 Ada unchecked conversions.
7533 2005-09-06 Steven Bosscher <stevenb@suse.de>
7535 * tree-ssa-pre.c (try_look_through_load): New function.
7536 (compute_avail): Use it to try to look through loads for some
7537 more useful expressions.
7539 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7541 * simplify-rtx.c (simplify_binary_operation_1): Correct the
7542 condition for detecting cases like (a&a) and (a^a).
7544 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
7546 * common.opt: Add option ftree-vect-loop-version.
7547 * params.def: Add --param vect-max-version-checks.
7548 * doc/invoke.texi: Document ftree-vect-loop-version and
7549 --param vect-max-version-checks.
7550 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
7551 may_misalign_stmts and defines for accessors.
7552 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
7553 LOOP_VINFO_MAY_MISALIGN_STMTS.
7554 (destroy_loop_vec_info): VEC_free for
7555 LOOP_VINFO_MAY_MISALIGN_STMTS.
7556 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7557 Update documentation.
7558 (vect_update_misalignment_for_peel): New.
7559 (vect_enhance_data_refs_alignment): Update to choose loop
7560 peeling or loop versioning if appropriate for the (potentially)
7561 unaligned data references in the loop.
7562 (vect_analyze_data_refs_alignment): Remove call to
7563 vect_enhance_data_refs_alignment so the checks can be done
7565 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
7566 and move up call to vect_analyze_data_refs_alignment.
7567 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
7568 (vect_transform_loop): Add call to loop_version.
7570 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7572 PR rtl-optimization/23098
7573 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
7574 * simplify-rtx.c (constant_pool_reference_p): New function.
7575 * rtl.h (constant_pool_reference_p): New prototype.
7576 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
7577 constant_pool_reference_p in condition and
7578 avoid_constant_pool_reference in preparation statements.
7580 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
7582 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
7583 STRICT_LOW_PART SETs.
7585 2005-09-06 Alan Modra <amodra@bigpond.net.au>
7588 * except.c (sjlj_emit_function_enter): Find the function begin
7589 note even when it's not in first basic block.
7591 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
7593 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
7594 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
7595 * aclocal.m4: Regenerate.
7597 2005-09-05 DJ Delorie <dj@redhat.com>
7599 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
7602 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
7604 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
7605 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
7606 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
7607 Follow spelling conventions.
7608 * doc/invoke.texi: Follow spelling conventions.
7610 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7612 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
7613 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
7614 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
7616 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7619 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
7620 (output_stack_adjust): Use gen_tmp_stack_mem.
7621 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
7622 (sh_set_return_address, sh_allocate_initial_value): Likewise.
7623 (sh_get_pr_initial_val): Likewise.
7624 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
7625 (sh_initialize_trampoline): Likewise. Also use adjust_address.
7626 * sh.md (divsi_inv_m0): Use gen_const_mem.
7627 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
7628 (movdf_i4+1): Use gen_tmp_stack_mem.
7629 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
7630 (fpu_switch+2): Likewise.
7631 (movv4sf_i, movv16sf_i): Use adjust_address.
7632 (symGOT_load): Set MEM_NOTRAP_P bit.
7634 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7637 * pa.c (emit_move_sequence): Fix typo in last change.
7639 2005-09-03 Jakub Jelinek <jakub@redhat.com>
7641 PR rtl-optimization/23454
7642 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
7645 2005-09-03 Richard Henderson <rth@redhat.com>
7646 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7649 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
7652 2005-09-02 Nicolas Pitre <nico@cam.org>
7654 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
7655 to bit_count to 32 bits.
7657 2005-08-31 Mark Mitchell <mark@codesourcery.com>
7660 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
7661 generating synthetic loads from volatile lvalues.
7663 005-09-02 Nick Clifton <nickc@redhat.com>
7665 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
7666 __ctzhi2, __clzhi2): New functions.
7668 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
7671 * tree-nested.c (struct var_map_elt): Mark with GTY.
7672 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
7674 (lookup_field_for_decl): Allocate new element in GC memory.
7675 (lookup_tramp_for_decl): Likewise.
7676 (convert_nl_goto_reference): Likewise
7677 (create_nesting_tree): Allocate info in GC memory. Likewise for
7679 (free_nesting_tree): Free with ggc_free instead of free.
7680 (root): New static variable.
7681 (lower_nested_functions): Remove root as local variable. And zero out
7682 root at the end of the function.
7684 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
7686 PR rtl-optimization/20365
7687 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
7688 to short. New member ix.
7689 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
7690 (simplify_plus_minus): Initialize ix members before calling qsort.
7692 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
7694 PR tree-optimization/23626
7695 * tree-cfg.c (replace_uses_by): Clean up eh info.
7697 2005-09-01 DJ Delorie <dj@redhat.com>
7699 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
7702 2005-09-01 David Edelsohn <edelsohn@gnu.org>
7704 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
7705 (rs6000_split_multireg_move): Use replace_equiv_address instead of
7708 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7710 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
7711 do not issue warning for a variable definition following
7714 2005-09-01 Richard Henderson <rth@redhat.com>
7717 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
7718 conversion to CONST_VECTOR.
7720 2005-09-01 Richard Henderson <rth@redhat.com>
7723 * reload1.c (reload_as_needed): Check !CALL_P before calling
7724 fixup_eh_region_note.
7725 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
7727 2005-09-01 DJ Delorie <dj@redhat.com>
7729 * varasm.c (output_constant): Let the target resolve
7730 conversions of addresses to non-default pointer sizes.
7732 2005-09-01 Nicolas Pitre <nico@cam.org>
7734 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
7735 to alow matching ARM pre-indexed addressing mode.
7736 (arm_override_options): Remove now irrelevant comment.
7738 2005-09-01 Phil Edwards <phil@codesourcery.com>
7740 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
7741 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
7742 * config/i386/vxworks.h: Likewise.
7743 * config/i386/t-vxworksae: New file, for VxWorks AE.
7744 * config/i386/vxworksae.h: Likewise.
7746 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
7748 PR tree-optimization/23410
7749 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
7750 sequence is not wrapping during the first step.
7752 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7755 * dwarf2out.c (base_type_die): Compare char_type_node with
7756 TYPE_MAIN_VARIANT (type), not type.
7758 2005-09-01 Richard Guenther <rguenther@suse.de>
7760 PR tree-optimization/15366
7761 * common.opt: Add -finline-functions-called-once.
7762 Put -fearly-inlining in alphabetically ordered place.
7763 * doc/invoke.texi: Document new option.
7764 * ipa-inline.c (cgraph_decide_inlining): Honour
7765 flag_inline_functions_called_once.
7767 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7769 PR rtl-optimization/23478
7770 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
7771 (alloc_qty): Initialize it.
7772 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
7773 (combine_regs): Combine also n_throwing_calls_crossed fields.
7774 (find_free_reg): Don't attempt to caller-save pseudos crossing
7775 calls that might throw.
7776 * global.c (struct allocno): Add throwing_calls_crossed field.
7777 (global_alloc): Revert 2005-08-22 change. Initialize
7778 throwing_calls_crossed.
7779 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7782 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7785 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7786 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7787 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7788 (and64_2_operand): Tweak to use predicate.
7789 (and_operand): Adjust for mask_operand changes.
7790 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7791 (print_operand): Likewise.
7792 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7793 (mask64_1or2_operand): Delete.
7794 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7795 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7796 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7797 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7798 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7799 (rotldi3_internal4): Likewise.
7800 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7801 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7802 (ashldi3_internal7): Likewise.
7803 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7804 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7805 (anddi3 split): Don't match mask64_operand.
7806 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7807 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7808 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7809 't' splitter predicate.
7810 (movdi_internal64 + 2): Revert 2005-06-11 change.
7812 2005-08-31 DJ Delorie <dj@redhat.com>
7814 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7815 (m32c_asm_integer): Add support for 32 bit pointers.
7817 2005-08-31 Richard Henderson <rth@redhat.com>
7819 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7820 component-like references for setting MEM_NOTRAP_P.
7822 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7823 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7825 2005-08-31 Richard Henderson <rth@redhat.com>
7827 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7828 into a pseudo before applying gen_lowpart.
7830 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7832 * doc/install.texi (Specific): Update cctools version required
7833 for full functionality.
7834 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7835 linkers as -macosx_version_min.
7837 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7840 * sh.c (print_operand, %R and %S): Add handling of floating point
7841 registers, memory, constants and invalid operands.
7843 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7845 * ipa-pure-const.c: Change dump name.
7847 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7850 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7851 to "reg_or_0_operand".
7852 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7854 2005-08-31 Dale Johannesen <dalej@apple.com>
7856 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7857 loops that count down.
7859 2005-08-31 Richard Henderson <rth@redhat.com>
7862 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7863 (fixup_eh_region_note): New.
7864 (reload_as_needed): Call it.
7865 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7866 don't call find_many_sub_basic_blocks; call verify_flow_info.
7867 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7868 (keep_stack_depressed): Likewise.
7869 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7871 2005-08-31 Richard Henderson <rth@redhat.com>
7873 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7876 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7878 * expr.c (expand_expr_real_1): Compare size of address
7879 mode to target's address mode size in deciding expansion of
7880 the constant address.
7882 2005-08-31 Richard Guenther <rguenther@suse.de>
7885 * expr.c (all_zeros_p): New function.
7886 (expand_expr_real_1): Handle the case of an all-zero
7887 non-addressable constructor separately.
7889 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7891 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7892 arguments, adjust all callers.
7893 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7895 2005-08-30 Richard Henderson <rth@redhat.com>
7898 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7899 whenever the mode sizes match.
7901 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7903 * calls.c (load_register_parameters): Fix comment typo.
7904 * expr.c (emit_push_insn): Comment formatting.
7906 2005-08-30 Ian Lance Taylor <ian@airs.com>
7908 * config/i386/x-cygwin (host-cygwin): Change dependency from
7909 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7911 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7913 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7916 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7919 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7920 call to ggc_collect.
7922 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7925 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7926 beginning. Remove $(INCLUDES) from all the rules, if following
7927 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7929 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7932 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7933 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7934 not constant, but maxlen is, don't set len to maxlen, rather
7935 set maxlen to len if len is a constant.
7937 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7939 PR tree-optimization/23475
7940 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7943 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7945 Fix PR middle-end/22455
7947 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7948 Checksum only the parts of the tree that exist for the tree code.
7950 2005-08-28 Dale Johannesen <dalej@apple.com>
7952 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7954 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7956 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7958 2005-08-28 Richard Henderson <rth@redhat.com>
7960 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7961 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7964 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7967 * builtins.c (get_memory_rtx): Don't strip nops
7968 in between COMPONENT_REFs.
7970 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7973 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7975 (gimplify_modify_expr): Check for zero sized types and gimplify the
7976 rhs and lhs as statements.
7978 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7981 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7982 state for return address column of signal frames.
7984 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7987 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7988 bytes >= 2 not bytes == 2.
7989 (expand_block_move): Same.
7991 2005-08-27 Richard Guenther <rguenther@suse.de>
7994 * config/i386/sse.md (sse2_movsd): Add missing closing
7997 2005-08-27 Paul Brook <paul@codesourcery.com>
7999 * genrecog.c (enum decision_type): Add DT_num_insns.
8000 (struct decision_test): Add u.num_insns.
8001 (add_to_sequence): Add DT_num_insns test.
8002 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
8003 (write_cond, debug_decision_2): Ditto.
8004 (change_state): Assume peep2_next_insn never fails.
8005 Remove "afterward" argument.
8006 (write afterward, write_tree): Update to match.
8007 * recog.c (peep2_current_count): New variable.
8008 (peep2_next_insn): Check it.
8009 (peephole2_optimize): Set peep2_current_count.
8010 * recog.h (peep2_current_count): Declare.
8012 2005-08-26 Josh Conner <jconner@apple.com>
8015 * ipa-pure-const.c (check_tree): Check for volatile-ness
8016 when considering a dereference.
8018 2005-08-27 Jakub Jelinek <jakub@redhat.com>
8020 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
8022 2005-08-26 Jakub Jelinek <jakub@redhat.com>
8024 PR rtl-optimization/23561
8025 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
8026 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
8027 at most LEN bytes long memory fits into the field.
8028 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
8029 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
8030 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
8032 2005-08-26 Richard Henderson <rth@redhat.com>
8035 * loop.c (biased_biv_may_wrap_p): New.
8036 (maybe_eliminate_biv_1): Use it to suppress non-equality
8037 comparison transformations. Delete disabled code.
8039 2005-08-26 Ian Lance Taylor <ian@airs.com>
8041 * combine.c (make_extraction): Avoid reference outside object.
8043 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
8045 * stor-layout.c (finalize_type_size): Restore behaviour for
8046 non-aggregate types to the status quo ante of the patch for
8047 pr 23467. Document why it matters.
8049 2005-08-26 Jakub Jelinek <jakub@redhat.com>
8052 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
8053 array by one element, initialize the BT_LAST element with NULL.
8055 2005-08-26 David Edelsohn <edelsohn@gnu.org>
8057 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
8058 optimizing for size.
8060 (compare_plus_eqsi): Same.
8061 (plus_eqsi_compare): Same.
8062 (neg_eq0<mode>): Same.
8063 (neg_eq<mode>): Same.
8065 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
8068 2005-08-26 Nick Clifton <nickc@redhat.com>
8070 * config/v850/v850.c (ep_memory_operand): Return FALSE if
8071 TARGET_EP is not defined.
8072 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
8073 TARGET_EP is enabled.
8074 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
8075 * config/v850/v850.md (save_all_interrupt): Only use the EP
8076 register if TARGET_EP is defined.
8077 (restore_all_interrupt): Likewise.
8078 * config/v850/lib1funcs.asm: Update functions so that the EP
8079 register is only used if __EP__ is defined.
8081 2005-08-26 David Ung <davidu@mips.com>
8083 * config/mips/mips.c (mips_expand_prologue): Handle case when
8084 generating for MIPS16 and the outgoing argument area is more than
8085 SMALL_OPERAND. Use the frame pointer as temporary to generate the
8088 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
8090 * config/crx/crx.md: Make doloop_end pattern usage controllable
8091 via mloop-nesting=<max-nesting> command line switch. Make sure
8092 the combiner cannot use doloop_end_<mode> in an illegal way.
8093 * config/crx/crx.c: Use regs up to r6 for argument passing.
8094 Refine crx_address_cost (non cst4 displacements are expensive).
8095 * config/crx/crx.opt: Add switch for mloop-nesting=.
8097 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
8099 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
8100 (UNSPEC_MVST): New constant.
8102 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
8104 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
8105 Reject operands containing eliminable registers.
8106 * testsuite/gcc.dg/20050825-1.c: New testcase.
8108 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8109 Jan Hubicka <jh@suse.cz>
8111 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
8113 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8115 PR tree-optimization/23546
8116 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
8119 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
8121 * params.def (PARAM_MIN_SPEC_PROB): New.
8122 * sched-rgn.c (MIN_PROBABILITY): Delete.
8123 (compute_trg_info): Convert to PARAM_VALUE.
8124 * doc/invoke.texi (param): Document min-spec-prob.
8126 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
8128 * config/darwin.h: define __PIC__
8129 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
8130 TARGET_OS_CPP_BUILTINS macro.
8132 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8134 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
8137 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
8139 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
8141 * cfghooks.c (duplicate_block): Added position where to place
8142 new block as argument.
8143 * cfghooks.h (duplicate_block): Declaration changed.
8144 * cfglayout.c (copy_bbs): Add argument after. Pass it to
8146 * cfglayout.h (copy_bbs): Declaration changed.
8147 * cfgloop.h (loop_version): Declaration changed.
8148 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
8149 position to copy_bbs.
8150 (loop_version): Pass position to duplicate_loop_to_header_edge.
8151 Add place_after argument and position new blocks according to
8153 * modulo-sched.c (sms_schedule): Pass place_after argument
8155 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
8156 * tree-cfg.c (split_edge_bb_loc): New function.
8157 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
8158 to determine position of new blocks.
8159 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
8161 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
8162 argument to duplicate_block.
8163 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
8164 Pass position to copy_bbs.
8166 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
8168 * fold-const.c (ptr_difference_const): Use
8169 cst_and_fits_in_hwi instead of host_integerp.
8171 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8173 * config/darwin.c (gen_pic_offset): New.
8174 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
8177 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
8179 PR tree-optimization/23486
8180 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
8182 2005-08-23 Phil Edwards <phil@codesourcery.com>
8184 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
8185 remove use_collect2.
8186 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
8188 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
8189 configuration files to override the default value.
8191 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
8192 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
8193 * config/vx-common.h: New file, split out from...
8194 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
8195 * config/vxworksae.h: New file, for VxWorks AE.
8196 * config/vxworks.opt: New file.
8197 * config/vxlib.c: Update for VxWorks 6.
8199 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
8200 other MULTILIB_* variables appropriately.
8201 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
8202 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
8203 * config/rs6000/vxworks.h: Update for VxWorks 6.
8204 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
8206 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
8209 * config/darwin.c (machopic_select_section): Remove the hack to
8210 mark "::operator new" and "::operator delete" for coalescing
8211 even though they are not weak.
8213 2005-08-24 Alan Modra <amodra@bigpond.net.au>
8215 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
8216 * configure: Regenerate.
8218 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8221 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
8223 * convert.c (convert_to_integer, convert_to_vector): Likewise.
8224 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
8227 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8229 * config/rs6000/predicates.md (equality_operator): New.
8230 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
8231 comparison with a large constant.
8233 2005-08-23 Mark Mitchell <mark@codesourcery.com>
8235 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
8237 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
8239 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
8240 registers is even, and we have a hardware double precision fp,
8242 (sh_gimplify_va_arg_expr): For floating point arguments, consider
8243 size of current argument when checking if argument was passed in
8246 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
8249 * stor-layout.c (finalize_type_size): Dont override
8250 existing alignment with a smaller alignment from the mode.
8252 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8254 * lambda-code.c (lambda_vector_lexico_pos): Moved...
8255 * lambda.h (lambda_vector_lexico_pos): ... here.
8256 * tree-data-ref.c (build_classic_dist_vector): Return false when
8257 the distance vector is lexicographically negative.
8259 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8261 PR tree-optimization/23511
8262 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
8263 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
8265 2005-08-23 Jakub Jelinek <jakub@redhat.com>
8267 PR tree-optimization/22043
8268 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
8269 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
8270 If ALLOW_FLEXARR, handle types ending with flexible array member.
8271 Pass false as second argument to recursive count_type_elements calls.
8272 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
8273 argument to count_type_elements call.
8274 * tree-sra.c (decide_block_copy): Likewise.
8275 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
8276 for a constant-sized object, set cleared as well. Pass true as
8277 second argument to count_type_elements call.
8279 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8282 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
8283 from legitimate_small_data_p, and make global. Update use.
8284 Remove forward declaration.
8285 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
8287 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
8289 2005-08-23 David Edelsohn <edelsohn@gnu.org>
8291 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
8292 of scratch intermediates.
8293 (eq<mode>_compare): Same.
8294 (neg_eq0<mode>): New.
8295 (neg_eq<mode>): Convert to define_insn_and_split.
8297 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8300 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
8301 stdarg functions, set/clear the fp marker even when no variable
8303 * config/rs6000/sysv4.opt (mprototype): Describe.
8305 2005-08-22 Jakub Jelinek <jakub@redhat.com>
8307 PR rtl-optimization/23478
8308 * regs.h (reg_info): Add throw_calls_crossed.
8309 (REG_N_THROWING_CALLS_CROSSED): Define.
8310 * flow.c (allocate_reg_life_data): Initialize
8311 REG_N_THROWING_CALLS_CROSSED.
8312 (propagate_one_insn, attempt_auto_inc): Update
8313 REG_N_THROWING_CALLS_CROSSED.
8314 * global.c (global_alloc): Don't allocate pseudos across
8315 calls that may throw.
8317 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
8320 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
8321 value is inbetween the range if we did not find an exact match.
8323 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
8325 * doc/invoke.texi (Option Summary): Add ms1 options.
8326 * doc/extend.texi: Document interrupt handler attribute for ms1.
8327 * doc/md.texi: Document ms1 constraints.
8328 * config.gcc: Add ms1-*-elf.
8329 * config/ms1/ms1.h: New.
8330 * config/ms1/ms1.c: New.
8331 * config/ms1/ms1.md: New.
8332 * config/ms1/ms1-protos.h: New.
8333 * config/ms1/ABI.txt: New.
8334 * config/ms1/crti.asm: New.
8335 * config/ms1/crtn.asm: New.
8336 * config/ms1/lib2extra-funcs.c: New.
8337 * config/ms1/t-ms1: New.
8338 * config/ms1/ms1.opt: New.
8340 2005-08-22 Ira Rosen <irar@il.ibm.com>
8342 * config/rs6000/altivec.md (xorv4sf3): New.
8343 (negv4sf2, neg<mode>2): Likewise.
8345 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
8348 * config/ia64/ia64.md (divsi3): Check divide by zero.
8349 (udivsi3): Likewise.
8351 (udivdi3): Likewise.
8353 2005-08-21 Jakub Jelinek <jakub@redhat.com>
8355 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
8356 up to elem_bitsize bits, not max_bitsize.
8358 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8360 PR tree-optimization/23433
8361 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
8362 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
8364 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8366 PR tree-optimization/23434
8367 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
8368 the iteration bound is not an INTEGER_CST.
8370 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
8372 * tree-vect-transform.c (get_initial_def_for_reduction): Set
8373 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
8374 NULL if need_epilog_adjust is false.
8375 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
8376 Case 3 always peels first itration, not just for PLUS case, and no need
8377 to use scalar_initial_def here. Create an epilog adjustment only if
8378 scalar_initial_def is not NULL.
8380 (vectorizable_reduction): Remove assert.
8382 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
8385 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
8386 (__moddi3): Likewise.
8387 (__udivdi3): Likewise.
8388 (__umoddi3): Likewise.
8389 (__divsi3): Likewise.
8390 (__modsi3): Likewise.
8391 (__udivsi3): Likewise.
8392 (__umodsi3): Likewise.
8394 2005-08-20 Jakub Jelinek <jakub@redhat.com>
8396 * tree-pass.h (TDF_GRAPH): Define.
8397 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
8398 * passes.c (finish_optimization_passes): Only call
8399 finish_graph_dump_file if TDF_GRAPH is set.
8400 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
8401 NULL. Set TDF_GRAPH bit.
8402 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
8404 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
8406 * arm.h (arm_stack_offsets): Add locals_base field.
8407 * arm.c (arm_get_frame_offsets): Compute it.
8408 (thumb_compute_initial_elimination offset): Make the Thumb frame
8409 pointer point to the base of the local variables.
8410 (thumb_expand_prologue): Update accordingly.
8411 (thumb_expand_epilogue): Likewise.
8413 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
8414 mode of clobbered scratch to DImode. Handle a case that's known to
8417 2005-08-19 David Edelsohn <edelsohn@gnu.org>
8419 * config/rs6000/rs6000.md (gt0<mode>): Delete.
8420 (gt0<mode>_compare): Delete.
8421 (neg_gt0<mode>): Delete.
8423 2005-08-19 Eric Christopher <echristo@apple.com>
8425 * optabs.h: Change CTI_ to COI_.
8428 2005-08-19 James E Wilson <wilson@specifix.com>
8430 * builtins.c (expand_builtin_return_addr): Set
8431 current_function_accesses_prior_frames when count != 0. Use
8432 frame_pointer_rtx when count == 0.
8433 * function.h (struct function): Add accesses_prior_frames field.
8434 (current_function_accesses_prior_frames): Define.
8435 * reload1.c (init_elim_table): Check
8436 current_function_accesses_prior_frames.
8437 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
8439 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8441 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
8442 indicator. Return true if the flowgraph changed during
8445 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8448 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
8449 conditional expression before testing its value.
8451 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8453 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
8455 2005-08-19 Devang Patel <dpatel@apple.com>
8457 PR tree-optimization/23048
8458 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
8459 third parameter. Check whether latch is dominated by exit
8461 (if_convertible_loop_p): Supply exit block itself to
8462 if_convertible_bb_p.
8464 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8467 * arm.md (arm_load_pic_register): Change argument to the mask of
8468 saved registers. Call thumb_find_work_register if we need a
8469 scratch register on Thumb.
8470 (arm_expand_prologue): Pass empty register set to
8471 arm_load_pic_register.
8472 (thumb_expand_prologue): Pass live_regs_mask directly to
8473 arm_load_pic_register.
8474 * arm-protos.h (arm_load_pic_register): Update prototype.
8476 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
8478 * sh.c (find_sole_member): New function.
8479 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
8480 if the record's alignment is larger than the size of its only member.
8482 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8485 * arm.c (thumb_legitimize_reload_address): New function.
8486 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
8487 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
8489 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
8491 * config/crx/crx.c: Implement crx_decompose_address. Reject
8492 symbolic displacements since CRX register relative adressing
8493 mode can't handle unsigned 32-bit values as displacements.
8494 * config/crx/crx.h: Simplify definitions, remove redundant
8495 parenthesis and obsolete macros.
8496 * config/crx/crx.opt: Add new switch for debugging addresses.
8497 * config/crx/crx-protos.h: Add new declarations for above.
8499 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
8502 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
8505 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8507 * collect2.c (dup2): Delete.
8508 * configure.ac: Don't check for dup2.
8510 * config.in, configure: Regenerate.
8512 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
8514 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
8515 record with the type of its only member.
8517 2005-08-18 David Edelsohn <edelsohn@gnu.org>
8519 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
8520 define_insn_and_split.
8521 (plus_ltu<mode>_compare): Same.
8522 (gtu<mode>_compare): Same.
8523 (plus_gtu<mode>_compare): Same.
8525 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
8527 PR tree-optimization/22228
8528 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
8530 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
8531 are recorded in vect_vnames_to_rename for renaming.
8532 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
8533 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
8534 in vect_vnames_to_rename.
8535 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
8536 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
8538 2005-08-18 Jan Hubicka <jh@suse.cz>
8541 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
8542 info only for local statics, not for member variables.
8544 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8546 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
8548 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8550 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
8552 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
8555 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
8557 2005-08-17 James E Wilson <wilson@specifix.com>
8559 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8562 2005-08-17 David Edelsohn <edelsohn@gnu.org>
8564 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
8565 (leu<mode>_compare): Same.
8566 (plus_leu<mode>): Same.
8567 (neg_leu<mode>): Same.
8568 (and_neg_leu<mode): Same.
8569 (ltu<mode>_compare): Same.
8570 (plus_ltu<mode>): Same.
8572 (geu<mode>_compare): Same.
8573 (plus_geu<mode>): Same.
8574 (neg_geu<mode>): Same.
8575 (and_neg_geu<mode>): Same.
8576 (plus_gt<mode>): Same.
8577 (gtu<mode>_compare): Same.
8578 (plus_gtu<mode>): Same.
8580 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
8582 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
8583 Move call_table_data to end. Delete spurious .text.
8584 (callt_save_all_interrupt): Fix comment typo.
8586 2005-08-17 James E Wilson <wilson@specifix.com>
8587 Kevin Winchester <winchester@amirix.com>
8590 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
8592 2005-08-17 Uros Bizjak <uros@kss-loka.si>
8595 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
8596 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
8598 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
8600 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
8601 record with the type of its only member if the modes don't match.
8603 * varasm.c (decode_reg_name): Skip empty additional register names.
8605 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
8607 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
8608 lsm_tmp_name_length): New.
8609 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
8610 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
8612 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8613 Andreas Krebbel <krebbel1@de.ibm.com>
8615 * config.gcc: Added z9-109 switch.
8616 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
8617 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
8618 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
8619 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
8620 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
8621 for "z9_109" cpu attribute.
8622 * config/s390/s390.c (z9_109_cost): New processor cost structure.
8623 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
8624 (s390_handle_arch_option): Added z9-109 switch.
8625 (override_options): Set respective cost function for z9-109.
8626 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
8627 (legitimate_reload_constant_p): Accept extended immediates.
8628 (print_operand): Three new output modifiers added: k, m and o.
8629 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
8630 (s390_output_mi_thunk): Use extended immediate when possible.
8631 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
8632 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
8633 (CONSTRAINT_LEN): Added length of O constraint.
8634 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
8635 * config/s390/s390.md ("cpu"): New value z9_109 added.
8636 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
8637 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
8638 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
8639 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
8640 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
8641 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
8642 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
8643 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
8644 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
8645 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
8646 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
8647 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
8648 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
8649 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
8650 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
8652 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
8653 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
8654 insns for TARGET_EXTIMM.
8656 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
8658 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
8660 2005-08-17 Nick Clifton <nickc@redhat.com>
8662 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
8663 Call default_encode_section_info.
8665 2005-08-17 Steven Bosscher <stevenb@suse.de>
8667 PR tree-optimization/21574
8668 * tree-ssa-ccp.c (likely_value): If the right hand side is a
8669 constant, return CONSTANT.
8670 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
8671 (ccp_fold, visit_assignment): Likewise.
8672 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
8674 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8676 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
8677 fold_buildN instead of buildN then fold_initializer or fold.
8678 (build_unary_op): Likewise.
8679 (build_binary_op): Likewise.
8680 * fold-const.c (fold_initializer): Remove.
8681 (fold_build1_initializer): New function.
8682 (fold_build2_initializer): New function.
8683 (fold_build3_initializer): New function.
8684 * tree.h (fold_initializer): Remove.
8685 (fold_build1_initializer): New function.
8686 (fold_build2_initializer): New function.
8687 (fold_build3_initializer): New function.
8689 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8691 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
8692 (try_move_mult_to_index): Call fold_build2 instead of build2.
8693 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
8694 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
8695 fold_binary_to_constant.
8696 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
8698 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
8699 check if A == gcd (A, B). Remove TYPE argument.
8700 (analyze_offset) Use fold_build2 instead of fold (build.
8701 (create_data_ref): Likewise.
8702 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
8703 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
8706 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
8708 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
8709 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
8711 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
8714 * gimplify.c (zero_sized_type): New function.
8715 (gimplify_modify_expr_rhs): If we have a zero sized type,
8716 replace the statement with an empty statement.
8718 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
8720 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
8723 2005-08-16 Ian Lance Taylor <ian@airs.com>
8725 * doc/tm.texi (Label Output): Correct typo.
8727 2005-08-16 Steven Bosscher <stevenb@suse.de>
8730 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
8731 force_operand will work later on using have_insn_for.
8733 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8735 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
8737 2005-08-16 Ian Lance Taylor <ian@airs.com>
8740 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
8741 vector type, don't try to construct it element by element. Add an
8742 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
8744 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8746 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
8748 2005-08-16 Geoffrey Keating <geoffk@apple.com>
8750 * doc/invoke.texi (Precompiled Headers): Document some more options
8751 which are known to be safe.
8753 2005-08-16 James E Wilson <wilson@specifix.com>
8755 PR tree-optimization/21105
8756 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8757 TREE_OVERFLOW check.
8759 2005-08-16 David Edelsohn <edelsohn@gnu.org>
8761 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
8762 (neg_ltu<mode>): Same.
8764 (neg_gtu<mode>): Same.
8766 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8768 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
8769 (fold_builtin_isdigit): Use fold_buildN.
8770 (build_function_call_expr): Likewise.
8771 * c-typeck.c (c_finish_loop): Likewise.
8773 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
8774 Richard Shann <rshann@superh.com>
8776 PR middle-end/20396:
8777 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8779 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8781 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8783 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8786 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8787 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8790 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8793 * fold-const.c (build_range_check): Disable optimization for function
8794 pointer expressions on targets that require function pointer
8797 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8799 * simplify-rtx.c (simplify_const_relational_operation): When
8800 extracting arguments of a COMPARE, recompute the mode as well.
8802 2005-08-15 Ian Lance Taylor <ian@airs.com>
8804 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8806 2005-08-15 DJ Delorie <dj@redhat.com>
8808 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8810 (movsi_splittable): Allow, but split, moves to the stack.
8811 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8814 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8816 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8817 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8818 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8820 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8821 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8822 Delete HOST_PTR_PRINTF.
8824 * configure, config.in: Regenerate.
8826 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8828 * config/rs6000/rs6000.md (QHSI): New mode macro.
8829 (wd): Extend mode attr for QImode and HImode
8830 (dbits): New mode attr.
8831 (zero_extend<mode>di2): Convert to mode macro.
8833 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8836 * doc/invoke.texi (-mgnu-ld): Update description.
8839 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8842 * Makefile.in (tree-chrec.o): Depends on real.h.
8843 * tree-chrec.c: Include real.h.
8844 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8845 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8846 * tree-scalar-evolution.c (add_to_evolution_1,
8847 interpret_rhs_modify_expr): Ditto.
8849 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8852 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8853 step is negative compute the estimation from init downwards to zero.
8855 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8857 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8859 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8861 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8863 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8864 Accept double-word constants that can be split.
8865 * config/s390/s390.md ("movti"): Use 'P' constraint.
8866 ("*movdi_31", "*movdf_31"): Likewise.
8868 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8870 Fix PR tree-optimization/22615
8872 * tree-ssa-structalias.c (solution_set_add): Handle
8873 first_vi_for_offset returning NULL.
8874 (do_da_constraint): Ditto.
8875 (do_sd_constraint): Ditto.
8876 (do_ds_constraint): Ditto
8877 (find_func_aliases): Ditto.
8878 (build_constraint_graph): RHS is allowed be ANYTHING.
8879 (first_vi_for_offset): Return NULL if we couldn't find anything at
8882 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8884 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8885 over memory as first operand.
8887 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8890 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8891 available for setting it.
8893 2005-08-14 Ira Rosen <irar@il.ibm.com>
8895 PR tree-optimization/23320
8896 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8897 data-refs' types instead of base object nullness. Add check for
8898 pointer type data-refs before first location comparison. Remove
8901 2005-08-14 Andreas Schwab <schwab@suse.de>
8903 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8905 2005-08-13 James E Wilson <wilson@specifix.com>
8907 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8908 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8909 -fstack-protector-all, --param ssp-buffer-size): Document.
8910 (-Wvariadic-macros): Alphabetize.
8911 (-fsched-stalled-insns-dep): Add missing 'f'.
8913 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8916 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8918 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8919 or indirect address operand.
8920 (EXTRA_ADDRESS_CONSTRAINT): New.
8921 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8923 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8925 PR tree-optimization/22236
8926 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8927 successors and predecessors.
8928 * tree-chrec.c (chrec_convert): Before converting, check that
8929 sequences don't wrap.
8930 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8931 (analyze_array): Extern.
8932 (find_data_references_in_loop): Remove call to
8933 compute_estimated_nb_iterations.
8934 * tree-data-ref.h (analyze_array): Declared.
8935 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8936 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8937 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8938 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8940 * tree-ssa-loop-ivcanon.c: Fix documentation.
8941 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8942 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8943 (infer_loop_bounds_from_undefined): New.
8944 (estimate_numbers_of_iterations_loop): Use
8945 infer_loop_bounds_from_undefined.
8946 (used_in_pointer_arithmetic_p): New.
8947 (scev_probably_wraps_p): Pass an extra parameter. Call
8948 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8949 (convert_step): Fix documentation.
8950 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8951 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8952 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8953 scev_probably_wraps_p.
8955 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8957 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8958 (s390_register_info): Ignore clobbered_regs information for fixed
8959 registers, and only fixed registers.
8960 (s390_init_frame_layout): Remove redundant call.
8962 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8964 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8965 description of -Wold-style-casts.
8967 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8968 Jakub Jelinek <jakub@redhat.com>
8970 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8971 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8972 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8973 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8974 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8975 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8976 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8977 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8978 ("stack_protect_set", "stack_protect_test"): New expanders.
8979 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8980 "stack_protect_testdi"): New insn definitions.
8982 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8984 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8986 2005-08-12 Paul Brook <paul@codesourcery.com>
8988 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8990 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8992 * config/s390/predicates.md (setmem_operand): New predicate.
8993 (shift_count_operand): Accept ANDs with special constants as
8995 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8996 with special constants.
8997 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8998 shift_count_operand with setmem_operand.
9000 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
9002 * config/s390/s390.c (s390_extract_part, s390_single_part):
9004 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
9005 (s390_output_mi_thunk): Don't use lg on 31 bit.
9006 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
9007 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
9009 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
9011 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
9012 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
9013 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
9014 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
9015 with one of the new macros.
9017 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
9019 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
9020 Don't set save_return_addr_p.
9021 (s390_register_info): Make clobbered_regs not depending on
9024 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9026 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
9027 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
9029 2005-08-11 James E. Wilson <wilson@specifix.com>
9031 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
9033 2005-08-11 Jakub Jelinek <jakub@redhat.com>
9035 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
9036 locations gathered by var-tracking in single entry loc_list
9037 over loc_descriptor_from_tree.
9039 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
9040 pass it down to loc_descriptor.
9041 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
9042 (containing_function_has_frame_base): Move earlier in the file.
9043 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
9044 instead of always assuming fbreg can't be used.
9046 2005-08-11 David Edelsohn <edelsohn@gnu.org>
9048 * config/rs6000/altivec.md: Change constraint "m" to "Z".
9049 * config/rs6000/predicates.md (indexed_or_indirect_operand):
9050 Accept address wrapped in AND for Altivec.
9051 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9052 Strip AND wrapping offset address for Altivec.
9054 2005-08-11 Richard Henderson <rth@redhat.com>
9057 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
9058 before using TYPE_IS_SIZETYPE.
9060 2005-08-11 Richard Henderson <rth@redhat.com>
9063 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
9064 insn types not present on ev4.
9065 (alphaev5_insn_pipe): Similarly.
9067 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
9070 * arm.c (arm_override_options): If the user has selected callee-super-
9071 interworking, then enable normal interworking.
9073 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9075 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
9078 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
9080 * doc/rtl.texi: Fix two typos.
9082 2005-08-11 Richard Guenther <rguenther@suse.de>
9085 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
9086 cases where we call to/from functions returning void.
9088 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
9091 * tree.c (build_pointer_type_for_mode): Robustify.
9093 2005-08-10 James E Wilson <wilson@specifix.com>
9095 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
9096 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
9098 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
9101 2005-08-10 Eric Christopher <echristo@apple.com>
9103 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
9104 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
9107 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
9110 * config/darwin.c (machopic_indirect_data_reference): Use a new register
9111 for the high part when generating dynamic-no-pic code.
9113 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
9115 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
9116 (x86_64-*-linux*): Likewise.
9118 * config/i386/crtfastmath.c: New file.
9119 * config/i386/t-crtfm: Likewise.
9121 * config/i386/linux.h (ENDFILE_SPEC): New.
9122 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
9124 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9127 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
9129 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
9130 (vec_shl, vec_shr): Document new operations.
9131 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
9133 2005-08-10 David Edelsohn <edelsohn@gnu.org>
9135 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
9136 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
9137 change predicate to indexed_or_indirect_address.
9139 2005-08-10 Richard Sandiford <richard@codesourcery.com>
9141 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
9142 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
9143 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
9144 and __aeabi_uwrite8.
9145 * config/arm/unaligned-funcs.c: New file.
9146 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
9148 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
9150 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
9152 * cfglayout.c (pass_insn_locators_initialize): Add dump.
9153 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
9155 * except.c (pass_convert_to_eh_region_ranges): Add dump.
9156 * final.c (pass_shorten_branches): Add dump.
9157 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
9158 (pass_life): Rename dump.
9159 (rest_of_handle_flow2): Remove initial verify_flow_info.
9160 * function.c (pass_instantiate_virtual_regs): Add dump.
9161 * integrate.c (pass_initial_value_sets): Add dump.
9162 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
9163 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
9164 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
9165 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
9166 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
9167 gate_rtl_unrool_and_peel_loops): New.
9168 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
9169 rtl_doloop): Do not look at flags.
9170 * mode-switching.c (pass_mode_switching): Add dump.
9171 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
9172 pass_split_before_regstack): Add dump.
9173 * regmove.c (pass_stack_adjustments): Add dump.
9174 * tree-optimize.c (pass_fixup_cfg): Add dump.
9176 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9179 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
9180 deciding which instruction sequence to use.
9182 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
9184 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
9185 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
9187 2005-08-09 Richard Guenther <rguenther@suse.de>
9189 * c-common.c (builtin_function_2): Remove.
9190 (def_builtin_1): New function.
9191 (c_common_nodes_and_builtins): Use def_builtin_1 to
9192 build builtin functions.
9194 2005-08-09 Jie Zhang <jie.zhang@analog.com>
9196 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
9197 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
9198 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
9201 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
9203 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
9204 fold_binary instead of fold_build2 since we don't care about the
9206 (loop_niter_by_eval): Likewise.
9207 (compare_trees): Likewise.
9208 (proved_non_wrapping_p): Likewise.
9210 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
9214 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
9215 if the if is really empty.
9217 2005-08-09 Steven Bosscher <stevenb@suse.de>
9219 PR tree-optimization/23234
9220 * tree-ssa-math-opts.c (place_reciprocal): New enum.
9221 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
9222 argument of the new enum.
9223 (execute_cse_reciprocals): Add reciprocals for function arguments
9224 on the unique successor edge of the entry block. Update other calls
9225 to execute_cse_reciprocals_1.
9227 2005-08-08 Richard Henderson <rth@redhat.com>
9230 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
9232 2005-08-08 Bob Wilson <bob.wilson@acm.org>
9234 * expr.c (write_complex_part): Return after handling MEM.
9236 2005-08-08 Josh Conner <jconner@apple.com>
9238 PR rtl-optimization/23241
9239 * combine.c (simplify_comparison): Fix error in determining
9240 whether to lift a subreg from comparison.
9242 2005-08-08 David Edelsohn <edelsohn@gnu.org>
9245 * config/rs6000/altivec.md (vec_init<mode>): New.
9246 (vec_set<mode>): New.
9247 (vec_extract<mode>): New.
9248 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
9249 (rs6000_expand_vector_set): New.
9250 (rs6000_expand_vector_extract): New.
9251 (rs6000_legitimate_offset_address_p): Offset addresses are valid
9252 for Altivec modes before reload.
9253 (altivec_expand_vec_init_builtin): New.
9254 (get_element_number): New.
9255 (altivec_expand_vec_set_builtin): New.
9256 (altivec_expand_vec_ext_builtin): New.
9257 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
9259 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
9261 * config/rs6000/rs6000.h (rs6000_builtins): Add
9262 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
9263 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
9264 * config/rs6000/rs6000-protos.h: Declare new functions.
9266 2005-08-08 Jan Hubicka <jh@suse.cz>
9268 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
9269 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
9270 * i386.md (movdi*): Use pic_32bit_operand.
9271 * predicates.md (pic_32bit_operand): New.
9273 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
9276 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
9278 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
9280 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
9281 (test_for_singularity): Use fold_build2.
9283 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9285 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
9287 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
9289 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
9290 (COMMON_ASM_OP) Define.
9291 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
9292 (ix86_encode_section_info): Likewise.
9293 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
9294 SUBTARGET_ENCODE_SECTION_INFO.
9296 2005-08-06 Richard Henderson <rth@redhat.com>
9299 * tree-nested.c (convert_local_reference): Save and restore val_only
9300 around component_ref and friends. Clear walk_subtrees by default.
9302 2005-08-06 Peter O'Gorman <peter@pogma.com>
9305 * gcc.c (process_command): Check the argument to -b has a dash.
9306 * doc/invoke.texi: Update -b and -V docs.
9308 2005-08-06 James E Wilson <wilson@specifix.com>
9310 * config/mips/cross64.h, config/mips/t-cross64: Delete.
9312 2005-08-06 Michael Matz <matz@suse.de>
9314 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
9315 member only if only one insn is associated with the value.
9317 2005-08-06 Nick Clifton <nickc@redhat.com>
9319 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
9321 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
9322 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
9323 Check symbol flags instead of symbol name mangling.
9324 (xstormy16_asm_output_aligned_common): Likewise. Also
9325 simplify code since the bss100_section cass is the only case
9326 where the below100 code will be triggered.
9327 (xstormy16_encode_section_info): Encode below100 attribute
9328 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
9330 (xstormy16_strip_name_encoding): Delete - this function is no
9332 (TARGET_STRIP_NAME_ENCODING): Undefine.
9333 * config/stormy16/stormy16-protos.h: Delete prototype for
9334 xstormy16_strip_name_encoding.
9336 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
9338 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
9339 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
9340 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
9341 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
9342 config/alpha/predicates.md, config/arc/arc.h,
9343 config/arm/arm.h, config/arm/ieee754-df.S,
9344 config/arm/ieee754-sf.S, config/bfin/bfin.c,
9345 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
9346 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
9347 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
9348 config/m68hc11/m68hc11.h, config/mips/mips.c,
9349 config/mips/mips.h, config/mips/openbsd.h,
9350 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
9351 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
9352 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9353 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
9354 config/sparc/linux.h, config/sparc/linux64.h,
9355 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
9356 doc/extend.texi, doc/gcov.texi, doc/install.texi,
9357 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
9358 typos. Follow spelling conventions.
9360 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
9363 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
9364 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
9365 specially. Check for side effects only for COND_EXPR.
9366 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
9367 return with TREE_NO_WARNING.
9369 2005-08-06 Richard Sandiford <richard@codesourcery.com>
9371 PR rtl-optimization/23233
9372 * loop.c (combine_movables): Require the modes to be the same.
9373 (move_movables): Remove handling of cases where the replacement
9374 had a different mode to the original.
9376 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
9378 PR tree-optimization/23128
9379 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
9380 subtraction wrap, and set TREE_OVERFLOW if they do.
9382 2005-08-05 Richard Henderson <rth@redhat.com>
9385 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
9386 FORCED_LABEL labels.
9388 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
9391 * reload.c (find_reloads_subreg_address): Pass down TYPE
9392 unchanged. Change all callers except find_reloads_toplev.
9394 2005-08-05 Michael Matz <matz@suse.de>
9396 * genattrtab.c (current_alternative_string): Remove.
9397 (SIMPLIFY_ALTERNATIVE): Ditto.
9398 (attr_alt_bit_p): Ditto.
9399 (alternative_name): Make const char *.
9400 (evaluate_eq_attr): Remove use of above things.
9401 (simplify_test_exp): Ditto.
9402 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
9403 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
9405 2005-08-04 James E Wilson <wilson@specifix.com>
9407 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
9408 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
9409 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
9410 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
9411 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
9413 2005-08-04 Richard Henderson <rth@redhat.com>
9416 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
9417 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
9418 * tree-sra.c (decide_block_copy): Use it. Disable element copy
9419 if we'd have to instantiate too many members.
9421 2005-08-04 Richard Henderson <rth@redhat.com>
9424 * tree-outof-ssa.c (coalesce_asm_operands): New.
9425 (coalesce_ssa_name): Use it. Split out ...
9426 (coalesce_phi_operands, coalesce_result_decls): ... these.
9428 2005-08-04 Paul Brook <paul@codesourcery.com>
9430 * read-rtl.c (read_quoted_string): Break if EOF.
9432 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
9434 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
9435 (fold_build2): Likewise.
9436 (fold_build3): Likewise.
9437 (fold_build1_stat): New function prototype.
9438 (fold_build2_stat): Likewise.
9439 (fold_build3_stat): Likewise.
9440 * fold-const.c (fold_build1): Rename to ..
9441 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9442 through to build1_stat.
9443 (fold_build2): Rename to ..
9444 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9445 through to build2_stat.
9446 (fold_build3): Rename to ..
9447 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9448 through to build3_stat.
9450 2005-08-04 David Edelsohn <edelsohn@gnu.org>
9451 Ian Lance Taylor <ian@airs.com>
9453 * function.c (assign_stack_local_1): Do not correct stack slot
9454 address if allocation size is smaller than mode size.
9456 2005-08-04 Diego Novillo <dnovillo@redhat.com>
9459 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
9460 (tree_merge_blocks): Propagate anything allowed by
9462 Clarify documentation.
9463 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
9464 SSA form, schedule an update if necessary.
9466 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
9468 * doc/install.texi (Binaries): Remove broken link to
9469 Sinix/Reliant Unix binaries.
9471 2005-08-03 Richard Henderson <rth@redhat.com>
9474 * function.c (stack_protect_epilogue): Export.
9475 * tree.h (stack_protect_epilogue): Declare.
9476 * calls.c (expand_call): Call it.
9478 2005-08-03 Eric Christopher <echristo@apple.com>
9480 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
9481 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
9484 2005-08-04 Jan Hubicka <jh@suse.cz>
9486 * profile.c (branch_prob): Split edges with goto locus on them
9487 to get proper line counts.
9488 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
9490 2005-08-03 Paul Brook <paul@codesourcery.com>
9492 * function.c (assign_parms): Round current_function_args_size
9493 to PARM_BOUNDARY, not STACK_BOUNDARY.
9495 2005-08-03 Geoffrey Keating <geoffk@apple.com>
9497 * config/i386/i386.c (x86_elf_aligned_common)
9498 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
9500 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
9502 PR tree-optimization/23157
9503 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
9504 before emitting them.
9506 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9508 PR tree-optimization/19899
9509 * Makefile.in (tree-scalar-evolution.o): Add real.h.
9510 * tree-scalar-evolution.c: Include real.h.
9511 (add_to_evolution): Build constant -1 of correct type.
9513 2005-08-03 Jan Hubicka <jh@suse.cz>
9515 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
9516 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
9517 profile updating for complette unrolling.
9518 * loop-unroll.c (peel_loop_completely): Use it.
9519 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
9520 (tree_unroll_loops_completely): Disable code growing unrolling of cold
9523 2005-08-03 Paul Brook <paul@codesourcery.com>
9525 * combine.c (can_change_dest_mode): New function.
9526 (try_combine, simplify_set): Use it.
9528 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
9530 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
9533 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
9535 * doc/install.texi (Specific): Adjust link to openavr.org.
9536 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
9537 (Binaries): Adjust HP-UX Porting Center link.
9538 (Binaries): Adjust Free Software Foundation ordering link.
9540 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
9542 * convert.c (convert_to_integer): Use fold_build1 instead of
9543 build1 when converting an integer to an integer.
9545 2005-08-02 Richard Henderson <rth@redhat.com>
9547 * combine.c (combine_instructions): Don't use reg_equal/equiv
9548 results if the mode doesn't match.
9550 2005-08-02 Mark Mitchell <mark@codesourcery.com>
9552 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
9553 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
9555 2005-08-02 Richard Henderson <rth@redhat.com>
9558 * explow.c (memory_address): Remove special-case for
9559 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
9561 2005-08-02 Diego Novillo <dnovillo@redhat.com>
9564 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
9565 number of calls to cleanup_tree_cfg_1.
9567 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
9569 * doc/invoke.texi: document file extensions .F90 and .F95
9571 2005-08-02 Richard Guenther <rguenther@suse.de>
9573 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
9574 positive if its first argument is positive.
9576 2005-08-02 Richard Guenther <rguenther@suse.de>
9578 PR tree-optimization/23177
9579 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
9582 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
9584 PR tree-optimization/23129
9585 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
9586 varying for divisions with anti-ranges.
9588 2005-08-02 Jan Hubicka <jh@suse.cz>
9590 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
9591 * tree-ssa-threadupdate.c (thread_block): Add it here.
9593 2005-08-01 James E Wilson <wilson@specifix.com>
9595 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
9596 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
9597 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
9599 * config/mips/predicates.md (const_call_insn_operand): Add check for
9600 SYMBOL_REF_LONG_CALL_P.
9601 * doc/extend.texi (long_call): Document the new attribute.
9603 2005-08-01 Ian Lance Taylor <ian@airs.com>
9604 Richard Henderson <rth@redhat.com>
9606 * Makefile.in (RTL_BASE_H): Add real.h.
9607 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
9609 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
9611 * rtl.c (rtl_check_failed_code_mode): New.
9612 * rtl.h (struct rtx_def): Add u.rv.
9613 (XCMWINT, XCNMPRV): New.
9614 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
9615 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
9617 2005-08-01 Richard Henderson <rth@redhat.com>
9619 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
9620 with auto-inc codes.
9622 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
9624 2005-08-01 Jan Hubicka <jh@suse.cz>
9626 * i386-protos.h (asm_preferred_eh_data_format): Declare.
9627 * i386.c: Include dwarf2.h
9628 (asm_preferred_eh_data_format): New.
9629 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
9631 2005-08-01 Ian Lance Taylor <ian@airs.com>
9633 * config/host-linux.c (linux_gt_pch_get_address): Add new name
9634 randomize_va_space for virtual address randomization control.
9636 2005-08-01 Steven Bosscher <stevenb@suse.de>
9638 * common.opt (flag_ipa_cp): Put in right place to maintain
9641 2005-08-01 Jan Hubicka <jh@suse.cz>
9643 * profile.c (compute_value_histograms): Fix thinko.
9644 * value-prof.c: Include toplev.h
9645 (check_counter): New function.
9646 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9647 tree_mod_subtract_transform): Add sanity check.
9649 2005-08-01 Richard Guenther <rguenther@suse.de>
9651 PR tree-optimization/23133
9652 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
9653 current functions parameter decls to find defs to cse
9656 2005-08-01 Richard Guenther <rguenther@suse.de>
9658 PR tree-optimization/23109
9659 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
9660 If trapping math is in effect, use post-dominator information
9661 to check if we'd in any case reach a trapping point before
9662 doing the reciprocal insertion.
9663 (execute_cse_reciprocals): Compute post-dominators, if necessary.
9664 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
9665 expressions are invariant only if trapping math is not in effect.
9667 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9669 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
9670 cgraph_function_versioning): New declarations.
9671 * cgraphunit.c: Add include to ipa-prop.h.
9672 (update_call_expr, cgraph_copy_node_for_versioning,
9673 cgraph_function_versioning): New functions.
9674 * integrate.c (copy_decl_for_inlining): Remove.
9675 * ipa-prop.h (ipa_replace_map): New struct.
9676 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
9677 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
9678 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
9679 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
9680 ipcp_iterate_stage, ipcp_method_scale_print,
9681 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
9682 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
9683 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
9684 ipcp_update_bb_counts, ipcp_update_profiling,
9685 ipcp_update_edges_counts): New functions.
9686 (ipcp_method_cval_init): Remove restriction regarding local methods.
9687 (ipcp_init_stage): Add ipcp_method_compute_scale.
9688 (ipcp_insert_stage): Add versioning.
9689 (ipcp_structures_print): Add ipcp_method_scale_print.
9690 (ipcp_driver): Dump profiling info.
9691 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
9692 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
9693 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
9694 (struct inline_data): Add versioning_p, ipa_info, new fields.
9695 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
9696 declare_return_variable): Replace calls to copy_decl_for_inlining with
9698 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
9700 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
9701 Add argument VERSIONING.
9702 (copy_arguments_for_versioning, copy_static_chain,
9703 function_versionable_p, tree_versionable_function_p,
9704 tree_function_versioning, replace_ref_tree): New functions.
9705 * tree-inline.h: Include varray.h.
9706 (tree_versionable_function_p, tree_function_versioning,
9707 tree copy_decl_for_dup): New declarations.
9709 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9711 * ipa-cp.c: New file. Contains IPCP specific functionality.
9712 * ipa-prop.h: New file. Contains structures/definitions that can be
9713 used by several interprocedural data flow optimizations (and also IPCP).
9714 * ipa-prop.c: New file.
9715 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
9716 * common.opt: Add ipa-cp flag.
9717 * timevar.def: Add IPCP optimization.
9718 * tree-optimize.c (init_tree_optimization_passes): Schedule
9720 * tree-pass.h (pass_ipa_cp): Declare.
9722 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
9724 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
9725 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
9726 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
9727 config/i386/i386.c, config/mips/mips.h,
9728 config/rs6000/rs6000.h, config/sh/sh.c,
9729 config/stormy16/stormy16.c: Fix comment typos.
9731 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
9734 * c-typeck.c (build_binary_op): Use common_type wrapper on
9736 (common_type): Update comment.
9738 2005-07-31 Steven Bosscher <stevenb@suse.de>
9741 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
9742 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
9743 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
9745 2005-07-31 Jan Hubicka <jh@suse.cz>
9747 * pretty-print.h (pp_widest_integer): New macro.
9748 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
9751 2005-07-31 Jan Hubicka <jh@suse.cz>
9753 * output.h (enum section_category): Export from varasm.c
9754 (categorize_decl_for_section): Likewise.
9755 * varasm.c (enum section_category): Kill.
9756 (categorize_decl_for_section): Make global.
9757 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9759 * i386.c (ix86_section_threshold): New static variable.
9760 (ix86_in_large_data_p, ix86_encode_section_info,
9761 x86_64_elf_unique_section,
9762 x86_64_elf_select_section): New functions.
9763 (TARGET_ENCODE_SECTION_INFO): Define
9764 (override_options): Enable medium model for PIC.
9765 (ix86_expand_prologue): Expand gen_set_got_rex64.
9766 (legitimate_constant_p): Handle new UNSPECs.
9767 (legitimate_pic_address_disp_p): Likewise.
9768 (legitimize_pic_address): Lower MEDIUM model addressing.
9769 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
9770 (enum cmodel): Add MEDIUM_PIC.
9771 (SYMBOL_REF_FAR_ADDR_P): New macro.
9772 (SYMBOL_FLAG_FAR_ADDR): New flag.
9773 * i386.md (movdi): Support medium model.
9774 (set_got_rex64): New pattern.
9775 * i386.opt (mlarge-data-threshold): New flag.
9776 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9777 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9778 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9779 TARGET_ASM_UNIQUE_SECTION): New.
9781 * invoke.texi (-mlarge_data_threshold): Document
9783 2005-07-31 Jan Hubicka <jh@suse.cz>
9785 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9786 (coalesce_vars): Likewise.
9787 * tree-ssa-live.c (coalesce_cost): New.
9788 (build_tree_conflict_graph): Use coalesce_cost.
9789 * tree-ssa-live.h (coalesce_cost): Declare.
9791 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9793 * arm.md (all peepholes for post-increment operations): Delete.
9794 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9795 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9796 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9797 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9798 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9800 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9802 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9805 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9808 * doc/invoke.texi: Document -rdynamic.
9810 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9813 * c-parser.c (c_parser_parms_list_declarator): Call
9814 mark_forward_parm_decls.
9815 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9816 decls with visibility structure.
9818 2005-07-30 Paul Brook <paul@codesourcery.com>
9820 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9822 2005-07-30 Paul Brook <paul@codesourcery.com>
9824 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9826 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9828 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9830 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9833 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9834 nested function declarators.
9835 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9836 (grokparms): Call warn_if_shadowing for parameters used within the
9838 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9839 not used within the parameter list.
9840 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9842 2005-07-30 Jan Hubicka <jh@suse.cz>
9844 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9845 * i386.c (ix86_fixup_binary_operands): Likewise.
9846 (ix86_expand_unary_operator): Likewise.
9847 (ix86_expand_fp_absneg_operator): Likewise.
9848 * optabs.c (expand_vec_cond_expr): Validate dest.
9850 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9853 * real.c (real_from_string): Also set last bit if there is a
9854 nonzero hex digit beyond GCC's internal precision after ".".
9856 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9858 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9859 define_constants. Change duplicate values to unassigned numbers.
9860 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9861 (*altivec_vspltsf): New.
9862 (altivec_vperm_v4sf): Delete.
9863 (altivec_vperm_<mode>): Use mode macro V.
9864 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9865 (altivec_predicate_v4sf): Delete.
9866 (altivec_predicate_<mode>): Use mode macro V.
9867 (*altivec_lvesfx): New.
9868 (*altivec_stvesfx): New.
9869 (vec_realign_load_v4sf): Delete.
9870 (vec_realign_load_<mode>): Use mode macro V.
9871 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9874 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9877 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9879 * configure: Regenerated.
9881 2005-07-29 Paul Brook <paul@codesourcery.com>
9883 * doc/install.texi: Add link to GFortran binaries wiki page.
9885 2005-07-29 David Ung <davidu@mips.com>
9887 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9888 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9889 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9890 * config/mips/mips.md (cpu): Add 5kf name.
9891 (includes): Includes 5k.md.
9892 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9893 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9896 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9899 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9900 (cleanup_tree_cfg): ... here.
9901 Call cleanup_tree_cfg_1 until there are no more cleanups to
9904 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9906 * tree-vrp.c (compare_range_with_value): Return true or false
9907 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9908 EQ_EXPR respectively.
9910 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9912 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9915 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9917 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9918 (tree_ssa_dominator_optimize): Increment it.
9919 (dump_dominator_optimization_stats): Print it.
9921 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9922 Steven Bosscher <stevenb@suse.de>
9924 PR rtl-optimization/23117
9925 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9926 when head == tail. Tidy comment.
9928 2005-07-28 Richard Henderson <rth@redhat.com>
9930 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9931 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9932 * jump.c (rtx_renumbered_equal_p): Likewise.
9933 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9934 CONST_INT and CONST_DOUBLE.
9935 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9936 * reload.c (operands_match_p): Special case CONST_INT and
9937 CONST_DOUBLE; check mode earlier.
9939 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9942 * c-typeck.c (convert_for_assignment): Do not check
9943 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9945 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9948 * c-typeck.c (composite_type): Prefer constant size arrays to
9951 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9954 * real.c (real_from_string): Set last bit if there is a nonzero
9955 hex digit beyond GCC's internal precision.
9957 2005-07-28 Richard Henderson <rth@redhat.com>
9960 * cfgcleanup.c (try_forward_edges): Watch out for end of
9963 2005-07-28 James E Wilson <wilson@specifixinc.com>
9966 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9968 2005-07-28 Jan Hubicka <jh@suse.cz>
9970 * Makefile.in (rtl-profile.o): Kill all traces of it.
9971 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9972 * coverage.h (rtl_coverage_counter_ref): Kill.
9973 * opts.c (flag_speculative_prefetching_set): Kill.
9974 (flag_loop_optimize_set): New.
9975 (common_handle_option): Disable loop optimizer when profiling;
9976 do not handle speculative prefetching.
9977 * passes.c (init_optimization_passes): Replace pass_profiling combo
9978 by branch_prob pass.
9979 * profile.c (compute_value_histograms): Update for simplified value
9981 (rtl_register_profile_hooks): Kill.
9982 (pass_profiling): Kill.
9983 (rest_of_handle_branch_prob): Do not profile.
9984 * toplev.c (process_options): Remove speculative prefetching.
9985 * toplev.h (flag_tree_based_profiling): Kill.
9986 * tree-profile.c (prepare_instrumented_value,
9987 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9988 tree_gen_one_value_profiler, do_tree_profiling): Update for
9989 simplified datastructures.
9990 * value-prof.c: Add comment that speculative prefetching was dropped;
9991 update rest of file for simplified datastructures.
9992 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9993 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9994 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9995 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9996 rtl_mod_subtract, gen_speculative_prefetch,
9997 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9998 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9999 (gate_handle_value_profile_transformations,
10000 rest_of_handle_value_profile_transformations,
10001 pass_value_profile_transformations): Kill.
10002 * value-prof.h (histogram_value_t): Remove IL based unions.
10003 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
10004 rtl_profile_hooks): Remove hooks.
10006 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
10008 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
10009 (cgraph_clone_node): Likewise.
10010 * cgraph.h (cgraph_clone_edge): Update prototype.
10011 (cgraph_clone_node): Likewise.
10012 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
10014 (lookup_recursive_calls): Consider profile.
10015 (cgraph_decide_recursive_inlining): Fix updating; use new
10016 probability argument; use profile.
10017 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
10018 * tree-inline.c (copy_bb): Update clal of clone_edge.
10019 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
10021 * invoke.texi (min-inline-recursive-probability): Document.
10023 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
10025 * doc/install.texi (Configuration): Update Valgrind homepage.
10027 2005-07-28 Richard Henderson <rth@redhat.com>
10029 PR middle-end/21362
10030 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
10031 labels we want to delete.
10032 (cfg_layout_merge_blocks): Likewise.
10034 2005-07-28 Richard Henderson <rth@redhat.com>
10037 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
10038 when expanding to nothing.
10040 2005-07-28 Josh Conner <jconner@apple.com>
10042 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
10043 (cgraph_decide_inlining_of_small_functions): Likewise.
10045 2005-07-28 Josh Conner <jconner@apple.com>
10047 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
10048 direction of badness if negative.
10049 (cgraph_default_inline_p): Add reason to parameters, and assign it
10051 (cgraph_decide_inlining_of_small_functions): New parameter in call
10052 to cgraph_default_inline_p.
10053 (cgraph_decide_inlining_incrementally): Likewise.
10054 * cgraphunit.c (decide_is_function_needed): Likewise.
10055 * cgraph.h (cgraph_default_inline_p): Likewise.
10057 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10059 * builtins.c: Fix comment typo(s).
10060 * genautomata.c: Likewise.
10061 * gimplify.c: Likewise.
10062 * tree-dfa.c: Likewise.
10063 * tree-flow-inline.h: Likewise.
10064 * tree-into-ssa.c: Likewise.
10065 * tree-ssa-alias.c: Likewise.
10066 * tree-ssa-ccp.c: Likewise.
10067 * tree-ssa-copy.c: Likewise.
10068 * tree-ssa-dce.c: Likewise.
10069 * tree-ssa-dom.c: Likewise.
10070 * tree-ssa-operands.c: Likewise.
10071 * tree-tailcall.c: Likewise.
10072 * tree-vectorizer.c: Likewise.
10073 * tree-vrp.c: Likewise.
10074 * tree.c: Likewise.
10076 2005-07-28 Jeff Law <law@redhat.com>
10078 * tree-vrp.c (test_for_singularity): Extracted from ...
10079 (simplify_cond_using_ranges): Attempt to simplify a relational
10080 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
10082 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
10084 PR tree-optimization/22506
10085 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
10086 phis whose argument is constant.
10088 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
10090 PR rtl-optimization/18992
10091 Back out this patch:
10092 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10093 PR optimization/12142
10094 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
10095 uses of the register in the SET_SRC. Remove unnecessary argument.
10097 Replace it with this:
10098 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
10099 if flag_non_call_exceptions is set and the insn may trap, pass
10100 pc_rtx as dest for recursion.
10101 In SET_SRC part of SET case, if dest is already set, pass it down
10104 2005-07-28 Jan Hubicka <jh@suse.cz>
10106 * cfg.c (update_bb_profile_for_threading): Use RDIV.
10107 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
10108 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
10110 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
10111 profile when available.
10113 2005-07-28 Jan Beulich <jbeulich@novell.com>
10115 * config/ia64/ia64.c (ia64_load_pair_ok): New.
10116 (ia64_print_operand): Describe and handle 'X'.
10117 (ia64_register_move_cost): Also handle FP_REGS.
10118 (ia64_preferred_reload_class): Likewise.
10119 (ia64_secondary_reload_class): Likewise.
10120 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
10121 it. Also check for ITANIUM_CLASS_FLDP.
10122 * config/ia64/ia64.h (FP_REGNO_P): New.
10123 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
10124 (reg_class): Add FP_REGS.
10125 (REG_CLASS_NAMES): Adjust for it.
10126 (REG_CLASS_CONTENTS): Likewise.
10127 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
10128 (REG_CLASS_FROM_LETTER): Handle 'x'.
10129 (CLASS_MAX_NREGS): Handle FP_REGS.
10130 (MEMORY_MOVE_COST): Likewise.
10131 * config/ia64/ia64.md (itanium_class): Add fldp.
10132 (type): Handle fldp.
10133 (movti_internal): More allowable operand combinations. Use ldfp8 when
10134 splitting unnecessary. Remove predicable attribute. Adjust
10135 itanium_class attribute.
10136 (smuldi3_highpart): Remove outdated comment.
10137 (mulditi3, umulditi3, rotlti3): New expanders.
10138 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
10139 (absti2): Disabled new insn for future reference.
10140 Respective new splitters.
10141 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
10142 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
10143 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
10145 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
10147 PR rtl-optimization/23047
10148 * simplify-rtx.c (simplify_const_relational_operation): Respect
10149 flag_wrapv for comparisons with ABS.
10151 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
10153 PR tree-optimization/22493
10154 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
10155 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
10157 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
10159 * config/frv/frv.opt (moptimize-membar): New.
10161 * doc/invoke.texi: Document -moptimize-membar and its inverse.
10163 * config/frv/frv.h: Remove machine_function definition.
10165 * config/frv/frv.c (struct frv_io): New.
10166 (struct machine_function): Moved from frv.h. Add has_membar_p.
10167 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
10168 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
10169 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
10170 (frv_optimize_membar_global, frv_optimize_membar): New functions.
10171 (frv_reorg): Call frv_optimize_membar when appropriate.
10172 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
10173 (frv_expand_builtin): Adjust calls accordingly.
10174 (frv_io_address_cookie): New function.
10175 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
10176 load or store rather than a special insn. Add ccnstant address and
10177 io-type operands to the membar.
10178 (frv_ifcvt_modify_tests): Unsign regno.
10179 (frv_ifcvt_modify_tests): Same.
10181 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
10182 UNSPEC_OPTIONAL_MEMBAR constant.
10183 (builtin_read_<mode>): Delete.
10184 (builtin_write_<mode>): Delete.
10185 ("optional_membar_<mode>"): Add operand.
10187 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
10188 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
10189 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
10190 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
10191 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
10192 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
10193 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
10194 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
10195 * testsuite/gcc.target/frv/all-read-write-1.c: New.
10197 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
10199 * df.c (df_uses_record): Handle SCRATCH.
10201 2005-07-28 Steven Bosscher <stevenb@suse.de>
10204 * passes.c (rest_of_decl_compilation): If decl is a type and
10205 we have encountered errors, don't emit debug information.
10207 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
10209 * params.def: Fixed comment.
10211 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
10214 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
10215 (TARGET_ASM_UNALIGNED_HI_OP): Add.
10216 (TARGET_ASM_UNALIGNED_SI_OP): Add.
10218 2005-07-27 Steven Bosscher <stevenb@suse.de>
10221 * varasm.c (assemble_start_function): Don't do anything that may
10222 require a CFG if the current function is a thunk.
10224 2005-07-25 Geoffrey Keating <geoffk@apple.com>
10226 * doc/install.texi (Prerequisites): Mention that perl is needed
10227 to do export control in libstdc++ targetting Darwin.
10229 2005-07-27 Steven Bosscher <stevenb@suse.de>
10231 PR rtl-optimization/17808
10232 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
10233 (sched_insns_conditions_mutex_p): Split out from...
10234 (add_dependence): ...here. But don't call it from here.
10235 (add_dependence_list): Check sched_insns_conditions_mutex_p
10236 before calling add_dependence.
10237 (add_dependence_list_and_free): Likewise.
10238 (fixup_sched_groups): Likewise.
10239 (sched_analyze_1): Likewise.
10240 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
10241 (sched_analyze): Likewise.
10242 (sched_analyze_insn): Likewise.
10243 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10244 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
10245 dependencies on all COND_EXEC insns to jumps ending basic blocks
10246 when doing intrablock scheduling.
10247 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
10249 2005-07-27 Jeff Law <law@redhat.com>
10251 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
10252 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
10253 equivalency sets, correctly handle the case were vr0 has an
10254 equivalency set, but vr1 does not.
10256 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
10258 PR tree-optimization/23073
10259 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
10260 vect_print_dump_info before fprintf.
10262 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10264 PR tree-optimize/22348
10265 * tree-ssa-loop-niter.c (number_of_iterations_cond):
10266 Fold the partial computation.
10268 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10270 PR tree-optimization/22325
10271 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
10273 * tree-scalar-evolution.c (scev_const_prop): Add generic final
10275 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
10276 (force_var_cost): ... this function.
10277 (compute_phi_arg_on_exit): Export.
10279 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10281 PR tree-optimization/20773
10282 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
10285 2005-07-27 Richard Guenther <rguenther@suse.de>
10287 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
10288 Avoid pushing again if current struct contains only
10289 fields we decomposed.
10291 2005-07-27 Jan Hubicka <jh@suse.cz>
10293 PR tree-optimization/22574
10294 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
10297 * tree-tailcall.c (decrease_profile): New function.
10298 (eliminate_tail_call): Use it.
10300 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
10301 visibility flags correctly in whole program mode.
10303 2005-07-26 Steve Ellcey <sje@cup.hp.com>
10305 PR rtl-optimization/22472
10306 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
10308 2005-07-26 Steven Bosscher <stevenb@suse.de>
10310 PR tree-optimization/22504
10311 * tree-complex.c (expand_complex_addition): Use 'code' instead
10312 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
10314 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10316 * config.gcc (cpu_type): Add frv case.
10317 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
10318 (supported_defaults): Add fr550 case.
10320 2005-07-26 Diego Novillo <dnovillo@redhat.com>
10323 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
10324 whether a pointer of type T * may point to objects of type T *.
10326 2005-07-26 DJ Delorie <dj@redhat.com>
10328 * configure: Regenerate.
10330 2005-07-26 Dale Johannesen <dalej@apple.com>
10332 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
10334 2005-07-26 Mark Mitchell <mark@codesourcery.com>
10336 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
10337 Clarify use of "build" in name.
10339 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10341 * doc/extend.texi (Raw read/write Functions): New section.
10342 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
10343 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
10344 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
10345 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
10346 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
10347 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
10348 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
10349 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
10350 * config/frv/frv.c: Add bdesc_loads global.
10351 Add bdesc_stores global.
10352 (frv_init_builtins): Add support for __builtin_{read/write}*.
10353 (frv_volatile_memref): New.
10354 (frv_expand_load_builtin): New.
10355 (frv_expand_store_builtin): New.
10356 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
10357 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
10358 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
10359 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
10360 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
10361 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
10362 (builtin_read_<mode>): New.
10363 (builtin_write_<mode>): New.
10364 (builtin_write64): New.
10365 (optional_membar_<mode>): New.
10367 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
10369 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
10370 (rather than units) against HOST_BITS_PER_WIDE_INT.
10372 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
10374 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
10375 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
10376 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
10377 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
10380 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
10381 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
10382 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
10384 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
10386 2005-07-26 Richard Guenther <rguenther@suse.de>
10388 PR tree-optimization/22486
10389 * fold-const.c (fold_unary): Fold away useless component
10390 references of the form (T *)&T.x, if the address
10393 2005-07-25 James E Wilson <wilson@specifixinc.com>
10395 * dwarf2out.c (add_call_src_coords_attributes): New.
10396 (gen_inlined_subroutine_die): Call it.
10397 (maybe_emit_file, init_file_table): Add comments.
10398 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
10400 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
10401 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
10402 * tree.h (BLOCK_SOURCE_LOCATION): New.
10403 (struct tree_block): New field locus.
10405 2005-07-26 Andreas Schwab <schwab@suse.de>
10407 PR rtl-optimization/23043
10408 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
10409 when allocating a struct unoccr.
10411 2005-07-25 Richard Henderson <rth@redhat.com>
10414 * tree-complex.c (gate_no_optimization): True if errors.
10415 * Makefile.in (tree-complex.o): Update dependencies.
10417 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
10419 * config/frv/predicates.md (integer_register_operand): Use
10420 GPR_AP_OR_PSEUDO_P.
10422 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10425 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
10427 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
10429 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10431 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
10432 types when flag_unsafe_math_optimizations is true.
10434 2005-07-25 Mark Mitchell <mark@codesourcery.com>
10436 * gcc.c (option_map): Add --sysroot.
10437 (process_command): Handle --sysroot.
10438 (display_help): Document it.
10439 * doc/cppopts.tex (-isysroot): Document.
10440 * doc/invoke.texi (--sysroot): Document.
10441 * doc/install.texi (--with-build-sysroot): Document.
10443 * Makefile.in (inhibit_libc): New variable.
10444 (INHIBIT_LIBC_CFLAGS): Likewise.
10445 (LIBGCC2_CFLAGS): Include
10446 $(INHIBIT_LIBC_CFLAGS).
10447 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
10448 ($(T)crtbegin.o): Do not use @inhibit_libc@.
10449 ($(T)crtend.o): Likewise.
10450 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
10451 ($(T)crtendS.o): Likewise.
10452 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
10453 ($(T)crtendT.o): Likewise.
10454 (stmp-fixinc): Do not complain about missing headers if
10456 * configure.ac (inhibit_libc): Set it to true/false.
10457 (--with-build-sysroot): New option. Use it to set
10459 * configure: Regenerated.
10461 2005-07-25 Manfred Hollstein <mh@suse.com>
10463 * calls.c (store_one_arg): Fix unsigned comparison warning.
10465 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10468 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
10469 (ggc_print_statistics): Initialize variable before use.
10471 2005-07-25 Richard Guenther <rguenther@suse.de>
10473 * tree-dfa.c (mark_new_vars_to_rename): Protect against
10474 calling with a PHI_NODE argument.
10476 * tree-flow-inline.h (overlap_subvar): Protect against
10479 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
10481 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
10482 * configure: Regenerate.
10484 2005-07-25 Ira Rosen <irar@il.ibm.com>
10486 * expr.c (highest_pow2_factor): Make extern.
10487 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
10488 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10489 record_array_differ_p, array_ptr_differ_p): Likewise.
10490 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
10491 additional cases. Call the above functions.
10492 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
10493 base_object_differ_p when there are two base objects. Otherwise, compare
10494 base address and offset. Call may_alias_p.
10495 (dump_data_reference): Use a correct field name.
10496 (analyze_array): Make static. Initialize new data-ref fields.
10497 (analyze_indirect_ref): New function.
10498 (init_data_ref): Initialize new data-ref fields.
10499 (strip_conversion): Moved from tree-vect-analyze.c.
10500 (analyze_offset_expr, get_ptr_offset, address_analysis,
10501 object_analysis): Likewise.
10502 (analyze_offset): New function.
10503 (create_data_ref): Likewise.
10504 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
10505 dimensions for ARRAY_REFs only.
10506 (build_classic_dist_vector): Make static.
10507 (access_functions_are_affine_or_constant_p): Call macro to get the
10508 address of access functions.
10509 (compute_all_dependences): Add new parameter
10510 compute_self_and_read_read_dependences. Compute self and read-read
10511 dependences if it is true.
10512 (find_data_references_in_loop): Call create_data_ref. Initialize new
10514 (compute_data_dependences_for_loop): Add new parameter
10515 compute_self_and_read_read_dependences. Remove parameter nb_loops,
10516 compute nb_loops. Call compute_all_dependences,
10517 build_classic_dist_vector and build_classic_dir_vector with correct
10519 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
10520 with correct parameters. Compare dimensions for ARRAY_REFs only.
10521 (free_data_refs): Call macro to free access functions.
10522 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
10523 fields from stmt_vinfo.
10524 (struct base_object_info): New structure.
10525 (struct data_reference): Move fields to base_object_info. Add fields
10526 first_location and object_info for above structures. Move fields from
10527 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
10528 aligned_to. Add macros to access the new fields.
10529 Update functions declarations.
10530 * tree-flow.h (is_aliased_with): Declare.
10531 * tree-loop-linear.c (linear_transform_loops): Call
10532 compute_data_dependences_for_loop with correct parameters.
10533 * tree-ssa-alias.c (is_aliased_with): New function.
10534 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
10535 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
10536 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
10537 vect_base_addr_differ_p, compute_subscript_distance and
10538 build_classic_dist_vector. Add printings. Check absolute value of
10540 (vect_analyze_data_ref_dependences): Go through ddrs instead of
10542 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
10543 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
10544 to bytes. Add printing.
10545 (vect_compute_data_refs_alignment): Go through loads and stores in one
10547 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
10548 vect_analyze_data_ref_access): Likewise.
10549 (vect_analyze_pointer_ref_access): Remove.
10550 (vect_address_analysis, vect_object_analysis): Likewise.
10551 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
10552 and analyze data-refs in the loop.
10553 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
10554 fields of data-ref instead of stmt. Add init to the offset from the
10556 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
10557 (vect_update_init_of_dr): Likewise.
10558 (vect_update_inits_of_drs): Go through loads and stores in one loop.
10559 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
10561 (new_loop_vec_info): Initialize new fields.
10562 (destroy_loop_vec_info): Free new fields.
10563 (vect_strip_conversion): Remove.
10564 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
10565 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
10566 datarefs. Add new field ddrs.
10567 Add macros for the new fields access.
10568 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
10569 base_aligned_p, misalignment, memtag, ptr_info and subvars.
10570 Remove their macros.
10571 * tree.h (highest_pow2_factor): Declare.
10573 2005-07-25 Jakub Jelinek <jakub@redhat.com>
10575 * calls.c (store_one_arg): Check for sibling call MEM arguments
10576 from already clobbered incoming argument area.
10578 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10580 * c-common.c (check_missing_format_attribute): New.
10581 * c-common.h (check_missing_format_attribute): Likewise.
10582 * c-typeck.c (convert_for_assignment): Use it.
10584 2005-07-24 Andreas Schwab <schwab@suse.de>
10586 * config/m68k/m68k.md ("extendqidi2"): When source is an address
10587 register use a word move. Correct operand of ext.w in 68000 code.
10589 2005-07-23 Mark Mitchell <mark@codesourcery.com>
10591 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
10592 variables as declarations, rather than definitions.
10594 2005-07-24 Ira Rosen <irar@il.ibm.com>
10596 PR tree-optimization/22526
10597 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
10600 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10602 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
10603 that C99 reserve for future use. Use it to define clog10,
10604 clog10f and clog10l.
10606 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10608 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
10609 * configure.ac: Check for -Wmissing-format-attribute.
10611 * configure: Regenerate.
10613 2005-07-23 Richard Henderson <rth@redhat.com>
10615 PR tree-optimization/22623
10616 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
10618 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
10621 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
10623 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10625 * Makefile.in (C_TREE_H): Update dependencies.
10626 * c-tree.h: Include toplev.h.
10627 * diagnostic.h (diagnostic_set_info): Add format attribute.
10628 * rtl-error.c (diagnostic_for_asm): Likewise.
10630 2005-07-23 Chao-ying Fu <fu@mips.com>
10632 * config/mips/mips-dsp.md: New file.
10633 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
10634 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
10636 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
10637 MIPS_BUILTIN_BPOSGE32.
10638 (mips_expand_builtin_direct): Add one parameter to indicate that
10639 builtin functions need to return a value.
10640 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
10642 (mips_regno_to_class): Add classes for 12 new DSP registers.
10643 (mips_subword): Change to check four HI registers.
10644 (mips_output_move): Output move to and from 6 new DSP accumulators.
10645 (override_options): Make sure -mdsp and -mips16 are not used together.
10646 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
10648 (mips_conditional_register_usage): Disable 6 new DSP accumulators
10650 (print_operand): Add 'q' for printing DSP accumulators.
10651 (mips_cannot_change_mode_class): Check ACC_REGS.
10652 (mips_secondary_reload_class): Check ACC_REGS.
10653 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
10654 (mips_register_move_cost): Check ACC_REGS.
10655 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
10656 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
10657 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
10658 (dsp_bdesc): New array.
10659 (bdesc_arrays): Add DSP builtin function table.
10660 (mips_prepare_builtin_arg): Check predicate again after
10662 (mips_expand_builtin): Add one more parameter to
10663 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
10664 MIPS_BUILTIN_BPOSGE32.
10665 (mips_init_builtins): Initialize new function types.
10666 (mips_expand_builtin_direct): Check if builtin functions need to
10667 return a value and pass operands properly.
10668 (mips_expand_builtin_bposge): New function.
10669 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
10670 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
10671 (FIRST_PSEUDO_REGISTER): Increase to 188.
10672 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
10673 Update for 12 new DSP registers.
10674 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
10675 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
10676 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
10677 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
10678 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
10679 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
10680 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
10681 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
10682 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
10683 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
10684 (REGISTER_NAMES): Add names for 12 new DSP registers.
10685 * config/mips/mips.md: Include mips-dsp.md.
10686 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
10687 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
10688 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
10689 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
10690 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
10691 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
10692 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
10693 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
10694 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
10695 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
10696 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
10697 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
10698 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
10699 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
10700 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
10701 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
10702 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
10703 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
10704 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
10705 (UNSPEC_RDDSP): New constants.
10706 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
10707 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
10709 * config/mips/mips.opt (-mdsp): New option.
10710 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
10711 (reg_imm10_operand): New predicates.
10712 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
10713 * doc/invoke.texi (-mdsp): Document new option.
10715 2005-07-22 DJ Delorie <dj@redhat.com>
10717 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
10719 * tree-inline.c (inlinable_function_p): Likewise.
10721 2005-07-22 Mark Mitchell <mark@codesourcery.com>
10724 * toplev.c (check_global_declarations): Do not mark undefined
10725 variables as DECL_IGNORED_P.
10726 * varasm.c (first_global_object_name): GTY it.
10727 (weak_global_object_name): Likewise.
10728 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
10729 a string to go into {weak,first}_global_object_name.
10731 2005-07-22 DJ Delorie <dj@redhat.com>
10733 * c-format.c (check_function_format): Change warning control
10734 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
10736 2005-07-22 Diego Novillo <dnovillo@redhat.com>
10738 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
10739 &PTR->FLD a dereference of PTR.
10740 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
10741 a potential dereference of PTR.
10743 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
10745 PR rtl-optimization/20370
10746 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
10747 call allocate_reg_info if necessary.
10749 PR rtl-optimization/21848
10750 * calls.c (emit_library_call_value_1): For const functions, add
10751 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
10753 PR rtl-optimization/22445
10754 * cselib.c (target.h): Include.
10755 (rtx_equal_for_cselib_p): Allow commutative matches.
10756 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
10757 Remove MODE parameter. Changed all callers.
10759 PR rtl-optimization/22258
10760 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
10762 (try_combine): Use likely_spilled_retval_p.
10764 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
10766 * config.gcc: Add crx-elf support.
10768 * doc/contrib.texi: Mention crx.
10769 * doc/extend.texi: Document crx extensions.
10770 * doc/install.texi: Document crx install.
10771 * doc/invoke.texi: Document crx options.
10772 * doc/md.texi: Document crx constraints.
10774 * config/crx/crx-protos.h: New file.
10775 * config/crx/crx.c: New file.
10776 * config/crx/crx.h: New file.
10777 * config/crx/crx.md: New file.
10778 * config/crx/crx.opt: New file.
10779 * config/crx/t-crx: New file.
10781 2005-07-22 Manfred Hollstein <mh@suse.com>
10783 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10785 (int_add_graph_edge): Likewise.
10786 (collapse_nodes): Likewise.
10787 (process_unification_queue): Likewise.
10789 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10790 Laurent GUERBY <laurent@guerby.net>
10792 PR tree-optimization/22336
10793 * function.c (record_block_change): Check for
10794 cfun->ib_boundaries_block.
10796 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10798 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10799 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10801 2005-07-21 DJ Delorie <dj@redhat.com>
10803 * toplev.c (warn_deprecated_use): Add warning control to warning
10805 * c-typeck.c (parser_build_binary_op): Likewise.
10806 (c_finish_if_stmt): Likewise.
10807 * c-common.c (check_function_sentinel): Likewise.
10808 (check_nonnull_arg): Likewise.
10810 2005-07-21 Richard Henderson <rth@redhat.com>
10813 * tree-complex.c (complex_ssa_name_components): New.
10814 (cvc_lookup): Allow entry not found.
10815 (create_components): Remove.
10816 (create_one_component_var, get_component_var): New.
10817 (get_component_ssa_name, set_component_ssa_name): New.
10818 (extract_component): Use get_component_ssa_name.
10819 (update_complex_components): Use set_component_ssa_name.
10820 (update_complex_components_on_edge): Likewise.
10821 (update_phi_components): Create new PHI nodes directly, instead
10822 of adding insns to edges.
10823 (tree_lower_complex): Allocate and free complex_variable_components
10824 and complex_ssa_name_components here.
10826 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10828 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10829 revert to returning false.
10831 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10834 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10836 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10839 * config/i386/i386.md (cmpxf): Change operand constraints
10840 to "nonmemory_operand".
10842 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10844 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10846 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10848 PR middle-end/21180
10849 * fold-const.c (fold_build1): Add checksum for the operands.
10850 (fold_build2): Likewise.
10851 (fold_build3): Likewise.
10853 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10855 PR middle-end/19055
10856 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10858 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10860 * common.opt (-fforward-propagate): Committed by mistake,
10863 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10865 * reg-stack.c: Fix comment typo(s).
10866 * tree-ssa-operands.c: Likewise.
10867 * tree-vectorizer: Likewise.
10869 2005-07-21 Nick Clifton <nickc@redhat.com>
10871 * config/sh/symbian.c: Replace C++ style line comments with C
10872 style line comments.
10873 (symbian_add_attribute): Do not use a ? operator on the LHS of
10875 (sh_symbian_handle_dll_attribute): Change the type of the
10876 method vector to "VEC(tree,gc)*" and use vector accessor
10877 macros to walk over the elements.
10878 (symbian_export_vtable_and_rtti_p): Likewise.
10879 (symbian_class_needs_attribute_p): Likewise.
10881 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10884 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10885 initialize targetm.resolve_overloaded_builtin here.
10886 (altivec_expand_overloaded_builtin): Make it non-static.
10887 * config/rs6000/rs6000-protos.h
10888 (altivec_expand_overloaded_builtin): New prototype.
10889 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10890 targetm.resolve_overloaded_builtin here.
10891 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10893 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10894 Zdenek Dvorak <dvorakz@suse.cz>
10896 PR tree-optimization/19210
10897 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10899 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10900 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10901 rely on unproven assumptions.
10902 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10903 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10904 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10905 to number_of_iterations_exit.
10906 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10907 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10908 * tree-ssa-loop-niter.c (find_loop_niter,
10909 estimate_numbers_of_iterations_loop): Likewise.
10910 (number_of_iterations_exit): Honor the new options.
10911 * doc/invoke.texi (Wunsafe-loop-optimizations,
10912 funsafe-loop-optimizations): Document them.
10914 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10916 PR rtl-optimization/22167
10917 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10919 2005-07-20 Adam Nemet <anemet@lnxw.com>
10921 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10922 __do_global_dtors_aux longcall.
10924 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10926 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10927 (old_special_pred_table): Don't reference
10928 SPECIAL_MODE_PREDICATES.
10929 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10930 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10931 * config/sh/predicates.h: Don't mention
10932 SPECIAL_MODE_PREDICATES.
10933 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10936 2005-07-20 DJ Delorie <dj@redhat.com>
10938 * config.gcc: Add m32c-elf support.
10940 * doc/contrib.texi: Mention m32c.
10941 * doc/extend.texi: Document m32c extensions.
10942 * doc/install.texi: Mention m32c.
10943 * doc/invoke.texi: Document m32c options.
10944 * doc/md.texi: Document m32c constraints.
10946 * config/m32c/addsub.md: New file.
10947 * config/m32c/bitops.md: New file.
10948 * config/m32c/cond.md: New file.
10949 * config/m32c/jump.md: New file.
10950 * config/m32c/m32c-lib1.S: New file.
10951 * config/m32c/m32c-lib2.c: New file.
10952 * config/m32c/m32c-modes.def: New file.
10953 * config/m32c/m32c-pragma.c: New file.
10954 * config/m32c/m32c-protos.h: New file.
10955 * config/m32c/m32c.abi: New file.
10956 * config/m32c/m32c.c: New file.
10957 * config/m32c/m32c.h: New file.
10958 * config/m32c/m32c.md: New file.
10959 * config/m32c/m32c.opt: New file.
10960 * config/m32c/minmax.md: New file.
10961 * config/m32c/mov.md: New file.
10962 * config/m32c/muldiv.md: New file.
10963 * config/m32c/predicates.md: New file.
10964 * config/m32c/prologue.md: New file.
10965 * config/m32c/shift.md: New file.
10966 * config/m32c/t-m32c: New file.
10968 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10970 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10971 (stack_protect_set, stack_protect_test): New expanders.
10972 (stack_protect_set_si, stack_protect_set_si_media,
10973 stack_protect_set_di_media, stack_protect_test_si,
10974 stack_protect_test_si_media, stack_protect_test_di_media):
10977 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10979 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10981 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10983 * tree.h (tree_expr_nonzero_p): Export.
10984 * fold-const.c (tree_expr_nonzero_p): Likewise.
10985 Return true for CALL_EXPRs that are alloca calls.
10986 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10988 * tree-flow.h (expr_computes_nonzero): Remove.
10989 * tree-vrp.c (expr_computes_nonzero): Remove.
10990 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10991 (extract_range_from_unary_expr): Likewise.
10992 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10993 tree_expr_nonzero_p.
10995 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10997 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10998 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10999 extra arg "picreg" and use it instead of pic_offset_table_rtx.
11000 All callers changed.
11001 (frame_related_constant_load): New arg "related" which controls
11002 setting of RTX_FRAME_RELATED_P. All callers changed.
11003 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
11004 (bfin_expand_prologue): Add stack limit checking.
11005 * config/bfin/bfin.md (trapifcc): New pattern.
11007 * config/bfin/bfin.c: Include "langhooks.h".
11008 (def_builtin): Go through lang_hooks to call builtin_function.
11010 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
11011 * config/bfin/predicates.md (symbol_ref_operand): New.
11012 (call_insn_operand): Delete. All callers changed to use
11013 register_no_elim_operand.
11014 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
11016 (function_arg): Use it to generate the call's operand 2.
11017 (bfin_longcall_p): New function.
11018 (bfin_expand_call): Extra arg "cookie". All callers and declaration
11019 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
11020 determine if the address needs to be in a REG.
11021 (bfin_handle_longcall_attribute): New function.
11022 (bfin_attribute_table): Add "longcall" and "shortcall".
11023 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
11024 (CUMULATIVE_ARGS): New member call_cookie.
11025 (PREDICATE_CODES): Add symbol_ref_operand.
11026 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
11027 extra USE to the pattern.
11028 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
11029 New patterns, split off call_insn, sibcall_insn, call_value_insn and
11030 sibcall_value_insn; now the new patterns handle direct calls and the
11031 old ones indirect calls.
11032 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
11034 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11036 * doc/trouble.texi: Update section on handling of empty loops.
11038 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
11040 * config.gcc: Remove support for sparc-*-openbsd*,
11041 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
11043 * config.host: Remove support for i860-*-sysv4* as a host.
11044 * config/i860/*, config/ip2k/*, config/ns32k/*,
11045 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
11046 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
11047 mention obsolete ports.
11049 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
11051 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
11052 soft frame pointer.
11053 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
11054 of frame_pointer_rtx.
11055 (sh_expand_epilogue): Likewise.
11056 (sh_set_return_address): Likewise.
11057 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
11058 instead of FRAME_POINTER_REGNUM if needed. Add elimination
11059 offsets from FRAME_POINTER_REGNUM.
11060 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
11061 (sh_register_names): Add initializer for sfp.
11062 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
11063 (VALID_REGISTER_P): Likewise.
11064 (FIRST_PSEUDO_REGISTER): Update.
11065 (DWARF_FRAME_REGISTERS): Define.
11066 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
11067 (HARD_FRAME_POINTER_REGNUM): Define.
11068 (FRAME_POINTER_REGNUM): Redefine.
11069 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
11070 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
11071 from FRAME_POINTER_REGNUM.
11072 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
11073 FRAME_POINTER_REGNUM.
11074 (REG_CLASS_CONTENTS): Add sfp.
11075 (REG_ALLOC_ORDER): Likewise.
11076 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
11077 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
11078 of frame_pointer_rtx.
11079 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11081 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
11083 * fold-const.c (tree_expr_nonnegative_p): Only return true for
11084 ABS_EXPR when flag_wrapv is false because of INT_MIN.
11085 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
11087 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
11090 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
11092 Make CONSTRUCTOR use VEC to store initializers.
11093 * c-common.c (complete_array_type): Update to cope with VEC in
11095 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
11096 (pp_c_constructor_elts): New function.
11097 * c-pretty-print.h (pp_c_constructor_elts): Declare.
11098 * c-typeck.c (build_function_call, build_c_cast, digest_init,
11099 struct constructor_stack, struct initializer_stack,
11100 constructor_elements, push_init_level, pop_init_level,
11101 add_pending_init, find_init_member, output_init_element): Update to
11102 cope with VEC in CONSTRUCTOR_ELTS.
11103 * coverage.c (build_fn_info_value, build_ctr_info_value,
11104 build_gcov_info): Likewise.
11105 * expr.c (categorize_ctor_elements_1, store_constructor,
11106 expand_expr_real_1): Likewise.
11107 * fold-const.c (fold_ternary): Likewise.
11108 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
11109 gimplify_init_constructor, gimplify_expr): Likewise.
11110 * tree-dump.c (dequeue_and_dump): Likewise.
11111 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
11113 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
11115 * tree-sra.c (generate_element_init_1): Likewise.
11116 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
11117 * tree-ssa-operands.c (get_expr_operands): Likewise.
11118 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
11119 * tree-vect-transform.c (vect_get_vec_def_for_operand):
11120 (get_initial_def_for_reduction): Likewise.
11121 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
11122 value handle in annotations.
11123 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
11124 tree_node_structure): Add support for constr_kind.
11125 (build_vector_from_ctor, build_constructor_single,
11126 build_constructor_from_list): New functions.
11127 (build_constructor): Update to take a VEC instead of a TREE_LIST.
11128 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
11129 Update to cope with VEC in CONSTRUCTOR_ELTS.
11130 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
11131 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
11132 CONSTRUCTOR_APPEND_ELT): New macros.
11133 (struct constructor_elt, struct tree_constructor): New data types.
11134 (union tree_node): Add tree_constructor field.
11135 * treestruct.def: Define TS_CONSTRUCTOR.
11136 * varasm.c (const_hash_1, compare_constant, copy_constant,
11137 compute_reloc_for_constant, output_addressed_constants,
11138 initializer_constant_valid_p, output_constant,
11139 array_size_for_constructor, output_constructor): Update to cope with
11140 VEC in CONSTRUCTOR_ELTS.
11141 * vec.h (VEC_empty, VEC_copy): New macros.
11143 2005-07-19 Devang Patel <dpatel@apple.com>
11145 * dbxout.c (dbxout_type): Check Objective-C++ lang.
11147 2005-07-19 Richard Henderson <rth@redhat.com>
11150 * gimplify.c (gimplify_expr): Use main variant type for the temp
11151 destination for a discarded volatile read.
11152 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
11153 casts between non-void types that change volatility.
11155 2005-07-15 DJ Delorie <dj@redhat.com>
11157 * toplev.h: Add comment about the first parameter for warning().
11158 * errors.h: Likewise.
11160 * c.opt (Wpragmas): New.
11161 * doc/invoke.texi: Document it.
11163 * function.c (do_warn_unused_parameter): Add warning control to
11165 * c-decl.c (warn_if_shadowing): Likewise.
11166 * c-lex.c (cb_def_pragma): Likewise.
11167 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
11168 (pop_alignment): Likewise.
11169 (handle_pragma_pack): Likewise.
11170 (apply_pragma_weak): Likewise.
11171 (handle_pragma_weak): Likewise.
11172 (handle_pragma_redefine_extname): Likewise.
11173 (add_to_renaming_pragma_list): Likewise.
11174 (handle_pragma_extern_prefix): Likewise.
11175 (maybe_apply_renaming_pragma): Likewise.
11176 (handle_pragma_visibility): Likewise.
11178 * config/c4x/c4x-c.c (BAD): Likewise.
11179 (c4x_parse_pragma): Likewise.
11180 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
11181 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
11182 (rs6000_pragma_longcall): Likewise.
11183 * config/v850/v850-c.c (pop_data_area): Likewise.
11184 (ghs_pragma_section): Likewise.
11185 (ghs_pragma_section): Likewise.
11186 (ghs_pragma_interrupt): Likewise.
11187 (ghs_pragma_starttda): Likewise.
11188 (ghs_pragma_startsda): Likewise.
11189 (ghs_pragma_startzda): Likewise.
11190 (ghs_pragma_endtda): Likewise.
11191 (ghs_pragma_endsda): Likewise.
11192 (ghs_pragma_endzda): Likewise.
11194 2005-07-19 Danny Berlin <dberlin@dberlin.org>
11195 Kenneth Zadeck <zadeck@naturalbridge.com>
11197 * Makefile.in: Removed tree-promote-statics.c
11198 * tree-promote-statics.c: Removed.
11199 * common.opt: Removed flag-promote-statics.
11201 * passes.c: Removed tree-promote-statics pass.
11202 * tree-pass.h: Ditto.
11203 * timevar.def: Removed TV_PROMOTE_STATICS.
11206 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
11208 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
11210 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
11212 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11215 * c-common.c (check_function_arguments): Call
11216 'check_function_format' if either -Wformat or
11217 -Wmissing-format-attribute are specified.
11218 * c-format.c (check_function_format): Check -Wformat before
11219 calling 'check_format_info'.
11220 * c-opts.c (c_common_post_options): Don't warn for
11221 -Wmissing-format-attribute without -Wformat.
11222 * c-typeck.c (convert_for_assignment): Detect additional cases for
11223 -Wmissing-format-attribute.
11224 * doc/invoke.texi (-Wmissing-format-attribute): Document new
11227 2005-07-19 Richard Guenther <rguenther@suse.de>
11229 * config/i386/i386.md (lrint<mode>2): Use temporary
11230 instead of clobbering non-existent memory.
11232 2005-07-19 Nick Clifton <nickc@redhat.com>
11234 * config/avr/avr.c (legitimate_address_p): Fix debugging print
11235 statement to avoid displaying ASCII control characters.
11237 2005-07-19 Ben Elliston <bje@au.ibm.com>
11239 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
11240 * cfganal.c (find_edge_index): Ditto.
11241 * combine.c (combine_instructions): Ditto.
11242 * ddg.c (create_scc): Ditto.
11243 (find_successors): Ditto.
11244 (find_predecessors): Ditto.
11245 (find_nodes_on_paths): Ditto.
11246 (longest_simple_path): Ditto.
11247 * flow.c (update_life_info): Ditto.
11248 (count_or_remove_death_notes): Ditto.
11249 (clear_log_links): Ditto.
11250 * modulo-sched.c (generate_reg_moves): Ditto.
11251 (find_max_asap): Ditto.
11252 (find_max_hv_min_mob): Ditto.
11253 (find_max_dv_min_mob): Ditto.
11254 * sbitmap.c (sbitmap_first_set_bit): Ditto.
11255 * sched-rgn.c (extract_edgelst): Ditto.
11256 * tree-into-ssa.c (prepare_names_to_update): Ditto.
11257 (dump_update_ssa): Ditto.
11258 (ssa_names_to_replace) Ditto.
11259 (switch_virtuals_to_full_rewrite): Ditto.
11260 (update_ssa): Ditto.
11261 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11263 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
11265 Fix PR tree-optimization/22483
11267 * tree-complex.c (create_components): Use
11268 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
11269 * tree-flow-inline.h (fill_referenced_var_vec): New function.
11270 * tree-flow.h (safe_referenced_var_iterator): New structure.
11271 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
11272 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
11273 safe_referenced_var iterator.
11274 (add_type_alias): Ditto.
11276 2005-07-19 Steven Bosscher <stevenb@suse.de>
11278 * loop-init.c (rest_of_handle_loop2): Remove.
11279 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
11280 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
11281 (pass_rtl_loop_init, pass_rtl_loop_done,
11282 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
11283 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
11284 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
11285 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
11286 pass_tree_loop_done, and pass_tree_unswitch.
11287 (gate_loop): Rename to gate_tree_loop.
11288 * passes.c (init_optimization_passes): Update for renamed tree
11289 loop passes. Add the new loop2 passes as subpasses of loop2.
11290 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
11291 Update for the renamed tree loop passes.
11293 2005-07-18 Ian Lance Taylor <ian@airs.com>
11295 PR middle-end/22057
11296 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
11297 blocks when optimizing.
11299 2005-07-18 Steve Ellcey <sje@cup.hp.com>
11301 * common.opt (frename-registers): Initialize to 2.
11303 (fgcse-after-reload): Ditto.
11304 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
11305 (process_options): Only change flag_web, flag_rename_registers,
11306 and flag_rerun_cse_after_loop if not explicitly set by user.
11308 2005-07-18 Jan Beulich <jbeulich@novell.com>
11310 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
11311 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
11312 in 64-bit mode the same as DImode in 32-bit mode.
11313 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
11314 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
11315 mode. Add new mode parameter.
11316 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
11317 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
11318 x86_64_shift_adj): New expanders.
11319 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
11320 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
11322 Respective new splitters. Use renamed shift splitter helpers in 32-bit
11323 DImode shift splitters.
11324 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
11325 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
11328 2005-07-18 Jan Beulich <jbeulich@novell.com>
11330 * i386.md (movdi_extzv_1): New.
11331 (zero_extendhidi2): Combine alternatives and never force use of
11333 (zero_extendqidi2): Likewise. Don't restrict input selection.
11335 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11337 Fix PR tree-optimization/22531
11338 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
11341 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11343 * tree-promote-statics.c (pass_promote_statics): Change dump file
11346 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11348 * tree-optimize.c (init_tree_optimization_passes): Add
11349 pass_eliminate_useless_stores pass.
11350 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
11351 * tree-ssa-pre.c (is_copy_stmt): New function.
11352 (follow_copies_till_vuse): Ditto.
11353 (do_eustores): Ditto.
11354 (gate_eustores): Ditto.
11356 2005-07-16 Richard Henderson <rth@redhat.com>
11358 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
11360 2005-07-16 Danny Berlin <dberlin@dberlin.org>
11361 Kenneth Zadeck <zadeck@naturalbridge.com>
11363 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
11364 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
11365 ipa-type-escape.h, tree-promote-statics.c
11366 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
11367 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
11368 tree-promote-statics.c: new files.
11369 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
11370 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
11371 int nonlocal_set_p, mark_constant_function): Deleted.
11372 (rest_of_handle_cfg): Removed call to mark_constant_function.
11373 (nonoverlapping_component_refs_p): Added calls to support
11374 type based aliasing.
11375 * tree-ssa-alias.c (may_alias_p,
11376 compute_flow_insensitive_aliasing): Ditto.
11377 * calls.c (flags_from_decl_or_type): Removed reference to
11379 * c-typeck.c (convert_arguments): Make builtins tolerant of having
11380 too many arguments. This is necessary for Spec 2000.
11381 * cgraph.h (const_function, pure_function): Removed.
11382 * common.opt: Added "fipa-pure-const", "fipa-reference",
11383 "fipa-type-escape", and "ftree-promote-static".
11385 * passes.c: Added ipa and tree-promote-statics passes.
11386 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
11387 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
11388 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
11389 * tree-flow.h: Added exposed sra calls and addition of
11390 reference_vars_info field for FUNCTION_DECLS.
11391 * tree-pass.h: Added passes.
11392 * tree-sra.c: (sra_init_cache): New function.
11393 (sra_insert_before, sra_insert_after) Made public.
11394 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
11396 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
11397 aliasing. (may_alias_p): Added code to use type escape analysis to
11398 improve alias sets.
11399 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
11400 code to prune clobbers of static variables based on information
11401 produced in ipa-reference pass. Changed call clobbering so that
11402 statics are not marked as clobbered if the call does not clobber
11405 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
11407 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
11410 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11412 * doc/install.texi (*-*-solaris2*): Document recommended version
11413 of GNU binutils and mention GNU linker problem on Solaris 10.
11415 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
11418 * c-decl.c (c_build_bitfield_integer_type): New function.
11419 (finish_struct): Call it.
11420 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
11422 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11424 * c-typeck.c (digest_init): Call 'convert_for_assignment'
11427 2005-07-16 Jan Hubicka <jh@suse.cz>
11429 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
11430 (scale_bbs_frequencies_int): Watch roundoff errors.
11431 * predict.c (return_prediction): Initialize return_stmt.
11433 2005-07-16 Jan Hubicka <jh@suse.cz>
11435 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
11436 after RTL profiling.
11438 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
11440 PR middle-end/22398
11441 * fold-const.c (build_range_check): Convert high/low to etype
11442 if we are only comparing against exp.
11444 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
11446 Fix PR tree-optimization/22376
11447 * tree-ssa-structalias.c (build_constraint_graph): We really meant
11449 (need_to_solve): New function.
11450 (compute_points_to_sets): Use it.
11452 2005-07-15 Jan Hubicka <jh@suse.cz>
11454 * cfg.c (update_bb_profile_for_threading): More diagnostic.
11455 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
11457 2005-07-15 Richard Guenther <rguenther@suse.de>
11459 * c-common.c (handle_flatten_attribute): New function.
11460 Add flatten function attribute.
11461 * doc/extend.texi: Document flatten function attribute.
11462 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
11463 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
11465 (cgraph_decide_inlining): Handle functions with flatten
11468 2005-07-14 David Edelsohn <edelsohn@gnu.org>
11470 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
11471 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
11472 UNSPEC_XCHG, UNSPEC_AND): New.
11473 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
11474 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
11475 * config/rs6000/sync.md (FETCHOP): New code macro.
11476 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
11478 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
11479 (sync_compare_and_swap<mode>): Same.
11480 (sync_lock_test_and_set<mode>): Same.
11481 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
11482 for QImode and HImode, and not PPC405.
11483 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
11484 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
11485 (sync_<fetchop>{si,di}_internal): New.
11486 (sync_nand{si,di}_internal): New.
11487 (sync_old_<fetchop>{si,di}_internal): New.
11488 (sync_old_nand{si,di}_internal): New
11489 (sync_new_<fetchop>{si,di}_internal): New.
11490 (sync_new_nand{si,di}_internal): New.
11491 (atomic_and{si,di}): New.
11492 (sync_new_nand{si,di}_internal): New.
11493 (atomic_and{si,di}): New.
11494 (sync_add<mode>_internal): Delete.
11495 (sync_addshort_internal): Use unspec instead of unspec_volatile.
11496 (sync_sub<mode>_internal): Delte.
11497 (sync_subshort_internal): New.
11498 (sync_andsi_internal): Use unspec instead of unspec_volatile.
11499 (sync_anddi_internal): Delete.
11500 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
11501 (sync_booldi_internal): Delete.
11502 (sync_boolc<mode>_internal): Delete.
11503 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
11504 (sync_boolc<mode>_internal2): Delete.
11505 (sync_boolcc<mode>_internal): Delete.
11506 (isync, lwsync): Use unspec instead of unspec_volatile.
11507 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
11508 Revert UNSPEC_VOLATILE.
11509 (rs6000_split_atomic_op): New.
11510 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
11512 2005-07-14 Eric Christopher <echristo@redhat.com>
11514 * config/mips/mips.c (mips_canonicalize_comparison): Cast
11515 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
11517 2005-07-14 Eric Christopher <echristo@redhat.com>
11519 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
11521 2005-07-14 Steven Bosscher <stevenb@suse.de>
11523 PR tree-optimization/22230
11524 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
11525 the computation of the four cross productions for "range op range".
11527 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
11528 Ulrich Weigand <uweigand@de.ibm.com>
11531 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
11534 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
11536 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
11538 2005-07-14 Steve Ellcey <sje@cup.hp.com>
11540 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
11542 2005-07-14 Richard Guenther <rguenther@suse.de>
11544 PR middle-end/22347
11545 * config/i386/i386-protos.h (ix86_function_value): Change
11546 prototype to match new target hook.
11547 * config/i386/i386.c (ix86_value_regno): Change prototype
11548 to take extra type argument.
11549 (TARGET_FUNCTION_VALUE): Define.
11550 (ix86_function_ok_for_sibcall): Pass extra argument to
11551 ix86_value_regno, check return slot rtx for exact match.
11552 (ix86_function_value): Take extra parameter. Dispatch to
11553 ix86_value_regno with fndecl/fntype as provided.
11554 (ix86_value_regno): Handle extra type argument.
11555 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
11557 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
11558 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
11559 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
11560 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
11561 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
11563 2005-07-14 Richard Guenther <rguenther@suse.de>
11565 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
11566 * calls.c (expand_call): Pass fntype to hard_function_value.
11567 (emit_library_call_value_1): Likewise.
11568 * explow.c: Include target.h.
11569 (hard_function_value): Take extra argument, the fntype.
11570 Use new target hook for function_value.
11571 * expr.h (hard_function_value): Change prototype.
11572 * function.c (aggregate_value_p): Pass 0 as fntype to
11573 hard_function_value.
11574 (assign_parms): Use new target hook for function_value.
11575 Pass 0 as fntype to hard_function_value.
11576 (expand_function_end): Likewise.
11577 * reg-stack.c: Include target.h.
11578 (stack_result): Use new target hook for function_value.
11579 * target-def.h: New target hook function_value.
11580 * target.h: Likewise.
11581 * targhooks.c (default_function_value): New function.
11582 * targhooks.h (default_function_value): Declare.
11584 2005-07-13 Ian Lance Taylor <ian@airs.com>
11586 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
11588 2005-07-14 Jan Hubicka <jh@suse.cz>
11590 * tree-dfa.c (dump_variable): Use default_def function.
11591 * tree-ssa-alias.c (dump_points_to_info): Likewise.
11592 * tree-ssa.c (verify_use): Likewise.
11593 * tree-ssanames.c (release_ssa_name): Likewise.
11594 * tree-tailcall.c (eliminate_tail_call): Likewise.
11595 (tree_optimize_tail_calls_1): Likewise.
11596 * tree-vrp.c (get_value_range): Likewise.
11598 2005-07-14 Ben Elliston <bje@au.ibm.com>
11600 * gcc.c (main): Compare language[0] with '*' when iterating over
11603 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11605 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
11606 "s390_emit_compare". Add handling of CCZ1mode.
11607 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
11608 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
11610 (s390_branch_condition_mask): Add CCZ1mode handling.
11611 * config/s390/s390.md: ("seq", "*seq"): New pattern.
11612 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
11613 Use CCZ1mode instead of CCZmode.
11614 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
11616 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11618 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
11620 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
11622 2005-07-13 Eric Christopher <echristo@redhat.com>
11624 * config/mips/mips.c (mips_canonicalize_comparison): New.
11625 (mips_emit_int_relational): Use.
11627 2005-07-13 Eric Christopher <echristo@redhat.com>
11629 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11630 static extra parts.
11631 * config/s390/s390.md: Include tpf.md. Move tpf specific
11633 * config/s390/tpf.md: To here.
11634 * config/s390/s390.opt: Move tpf specific options...
11635 * config/s390/tpf.opt: to here. Add mmain option.
11636 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11637 * config/s390/tpf.h: Rewrite.
11639 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11641 * doc/tm.texi: Remove @xref{Cross-profiling}.
11643 2005-07-13 Jeff Law <law@redhat.com>
11645 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
11646 expressions, test their _DECL operands for pointer equality rather
11647 than using operand_equal_p.
11649 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11651 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
11652 (TARGET_POSIX_IO): This.
11653 * config/darwin.h: Likewise.
11654 * config/freebsd.h: Likewise.
11655 * config/linux.h: Likewise.
11656 * config/lynx.h: Likewise.
11657 * config/netbsd.h: Likewise.
11658 * config/rs6000/linux64.h: Likewise.
11659 * config/rs6000/linux.h: Likewise.
11660 * config/s390/tpf.h: Likewise.
11661 * config/sh/embed-elf.h: Likewise.
11662 * config/sparc/linux64.h: Likewise.
11663 * config/sparc/linux.h: Likewise.
11664 * config/svr4.h: Likewise.
11665 * gcov-io.h: Likewise.
11667 * doc/tm.texi: Updated.
11669 * libgcov.c (create_file_directory): Defined only if
11670 TARGET_POSIX_IO is defined.
11671 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
11674 2005-07-13 Jan Hubicka <jh@suse.cz>
11676 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
11678 2005-07-13 David Edelsohn <edelsohn@gnu.org>
11680 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
11681 structure as argument.
11683 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
11685 PR tree-optimization/21921
11686 * tree-iterator.c (tsi_link_before): Support the case when
11687 tsi_end_p (tsi) == true.
11689 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11691 PR tree-optimization/22442
11692 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
11695 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11697 PR rtl-optimization/20376
11698 * toplev.c (process_options): Enable -fweb and -frename-registers when
11700 * doc/invoke.texi: Update the information about when -fweb and
11701 -frename-registers are enabled.
11703 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11706 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
11707 if *rhs_p is not a SSA_NAME.
11709 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
11711 Fix PR tree-optimization/22422
11712 * tree-ssa-structalias.c (struct variable_info): Add flag for
11714 (get_varinfo): Now a static function.
11715 (new_varinfo): init has_union and is_special_var to false.
11716 (solution_set_add): Check has_union.
11717 (do_da_constraint): Move temporary variable so it gets reset
11719 Also check for special variable.
11720 (do_ds_constraint): Ditto.
11721 (do_sd_constraint): Ditto.
11722 (do_structure_copy): Check for special variable.
11723 (find_func_aliases): Ditto.
11724 (init_base_vars): Set special vars properly.
11726 2005-07-13 Jan Hubicka <jh@suse.cz>
11728 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
11731 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
11732 (get_expr_operands): Fix thinko wrt flags and subvars.
11734 PR tree-optimize/22379
11735 * tree-inline.c (expand_call_inline): Do not output sorry in early
11738 2005-07-12 Dale Johannesen <dalej@apple.com>
11740 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
11742 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11745 * host-linux.h: Include limits.h.
11747 2005-07-12 Dale Johannesen <dalej@apple.com>
11749 * expr.c (compress_float_constant): Add cost check.
11750 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
11752 2005-07-12 Dale Johannesen <dalej@apple.com>
11754 * gcc.target/i386/compress-float-sse.c: New.
11755 * gcc.target/i386/compress-float-sse-pic.c: New.
11756 * gcc.target/i386/compress-float-387.c: New.
11757 * gcc.target/i386/compress-float-387-pic.c: New.
11758 * gcc.dg/compress-float-ppc.c: New.
11759 * gcc.dg/compress-float-ppc-pic.c: New.
11761 2005-07-12 Eric Christopher <echristo@redhat.com>
11763 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11764 static extra parts.
11765 * config/s390/s390.md: Include tpf.md. Move tpf specific
11767 * config/s390/tpf.md: To here.
11768 * config/s390/s390.opt: Move tpf specific options...
11769 * config/s390/tpf.opt: to here. Add mmain option.
11770 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11771 * config/s390/tpf.h: Rewrite.
11773 2005-07-12 Eric Christopher <echristo@redhat.com>
11775 * gcc.c (struct infile): Update comment for language.
11776 (main): Rewrite input file resetting code.
11778 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11781 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11782 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11783 (lookup_avail_expr): Use constant_boolean_node instead
11784 of boolean_false_node/boolean_true_node.
11786 2005-07-12 Ben Elliston <bje@au.ibm.com>
11788 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11789 and use it when printing num_edges.
11791 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11793 * doc/extend.texi (Blackfin Built-in Functions): New section.
11794 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11797 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11799 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11800 s/cmpstrsi/cmpstrnsi
11801 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11803 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11804 (init_optabs): Initialize cmpstrn_optab.
11805 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11806 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11807 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11808 * config/i386/i386.md: s/cmpstr/cmpstrn
11809 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11810 * doc/md.texi: Update documentation.
11812 2005-07-11 Richard Henderson <rth@redhat.com>
11814 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11815 build_va_arg_indirect_ref.
11816 (alpha_gimplify_va_arg): Likewise.
11817 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11818 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11819 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11820 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11821 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11822 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11824 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11826 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11828 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11829 * passes.c (init_optimization_passes): Add pass_empty_loop.
11830 * tree-pass.h (pass_empty_loop): Declare.
11831 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11832 try_remove_empty_loop, remove_empty_loops): New functions.
11833 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11834 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11836 2005-07-12 Peter Barada <peter@the-baradas.com>
11838 PR middle-end/16719
11839 PR middle-end/18421
11840 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11841 in address registers.
11842 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11843 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11844 alternative of addsi3_5200.
11846 2005-07-11 Ian Lance Taylor <ian@airs.com>
11848 * config/mips/mips.md (ffs<mode>2): Remove.
11850 2005-07-11 Ian Lance Taylor <ian@airs.com>
11852 * doc/tree-ssa.texi (Cleanups): Improve description of
11854 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11856 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11858 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11859 * tree.h (DECL_ARGUMENT_FLD): New macro.
11861 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11863 Fix PR tree-optimization/22404
11865 * tree-ssa-structalias.c (create_variable_info_for): Use
11868 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11870 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11871 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11872 for second comparison operand.
11873 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11875 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11876 (define_insn_reservation "alu"): Likewise.
11877 (csync, ssync): Now of type sync.
11878 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11879 -mcsync-anomaly -mspecld-anomaly.
11880 * config/bfin/bfin.opt (mcsync): Remove.
11881 (mcsync-anomaly, mspecld-anomaly): Add.
11882 * config/bfin/bfin.c: Include "insn-codes.h".
11883 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11884 (TARGET_DEFAULT_TARGET_FLAGS): New.
11885 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11887 2005-07-11 Steven Bosscher <stevenb@suse.de>
11889 * basic-block.h: Give the BB flags enum a name, bb_flags.
11890 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11891 * cfgcleanup.c (enum bb_flags): Remove here.
11892 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11893 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11894 (update_forwarder_flag): Likewise.
11895 (thread_jump): Likewise.
11896 (try_forward_edges): Likewise.
11897 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11898 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11899 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11901 2005-07-11 Richard Guenther <rguenther@suse.de>
11903 * config/i386/i386.opt: New target option -msseregparm.
11904 * config/i386/i386.c (override_options): Error out for
11905 -msseregparm but no SSE support.
11906 (ix86_function_sseregparm): Check for global sseregparm.
11907 * doc/invoke.texi: Document -msseregparm.
11909 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11911 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11912 (m32rle-*-linux*): Ditto.
11914 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11916 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11917 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11920 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11922 PR middle-end/22239
11924 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11925 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11927 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11929 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11930 (varmap): Heapify varmap.
11931 (constraints): Heapify constraints.
11932 (struct constraint_graph): Heapify succs and preds.
11933 (constraint_vec_find): Update for heapification.
11934 (constraint_set_union): Ditto.
11935 (insert_into_complex): Ditto.
11936 (constraint_edge_vec_find): Ditto.
11937 (erase_graph_self_edge): Ditto.
11938 (add_graph_edge): Ditto.
11939 (get_graph_weights): Ditto.
11940 (merge_graph_nodes): Ditto.
11941 (build_constraint_graph): Ditto.
11942 (topo_visit): Ditto.
11943 (solve_graph): Ditto.
11944 (create_variable_info_for): Ditto.
11945 (init_base_vars): Ditto.
11946 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11947 (condese_varmap_nodes): Free complex vector.
11948 (clear_edges_for_node): Clear succs and preds vector.
11950 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11952 * tree-ssa-structalias.c (update_alias_info): Change counting of
11953 references to not include vdefs.
11955 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11957 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11958 (up_insert): Ditto.
11960 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11962 * pa.c (pa_commutative_p): Make PLUS commutative when
11963 TARGET_NO_SPACE_REGS is true.
11965 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11967 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11968 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11969 * tree-dfa.c (dump_subvars_for): New.
11970 (debug_subvars_for): New.
11971 (dump_variable): Show subvariables if VAR has them.
11972 * tree-flow-inline.h (get_subvar_at): New.
11973 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11974 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11976 (struct subvar): Change fields offset and size to unsigned
11978 (dump_subvars_for): Declare.
11979 (debug_subvars_for): Declare.
11980 (get_subvar_at): Declare.
11981 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11982 to unsigned HOST_WIDE_INT *.
11983 (overlap_subvar): Likewise.
11984 * tree-gimple.c (is_gimple_reg): Always return false for
11985 SFTs and memory tags.
11986 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11987 Update all callers.
11988 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11989 (compute_may_aliases): Call compute_points_to_sets.
11990 (collect_points_to_info_for): Remove.
11991 (compute_points_to_and_addr_escape): Remove.
11992 (delete_alias_info): Call delete_points_to_sets.
11993 (compute_flow_sensitive_aliasing): If the call to
11994 find_what_p_points_to returns false, call set_pt_anything.
11995 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11996 (set_pt_anything): Clear pi->pt_vars.
11997 (set_pt_malloc): Remove.
11998 (merge_pointed_to_info): Remove.
11999 (add_pointed_to_expr): Remove.
12000 (add_pointed_to_var): Remove.
12001 (collect_points_to_info_r): Remove.
12002 (is_escape_site): Make extern.
12004 (create_overlap_variables_for): Call it.
12005 * tree-ssa-copy.c (merge_alias_info): Never merge
12006 flow-sensitive alias information.
12007 * tree-ssa-operands.c (get_expr_operands): Adjust variables
12008 offset and size to be unsigned HOST_WIDE_INT.
12009 (add_to_addressable_set): Rename from note_addressable.
12010 Set TREE_ADDRESSABLE as the variables are added to the set.
12012 (add_stmt_operand): Do not try to micro-optimize unmodifiable
12013 operands into VUSEs when adding V_MAY_DEFs for members in an
12015 * tree-ssa-operands.h (add_to_addressable_set): Declare.
12016 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
12017 (struct variable_info): Add bitfield is_heap_var.
12018 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
12019 (new_var_info): Initialize is_heap_var.
12020 (get_constraint_for): Add HEAP variables to the symbol table.
12021 Mark them with is_heap_var.
12022 (update_alias_info): New. Taken mostly from the old
12023 compute_points_to_and_addr_escape.
12024 (handle_ptr_arith): New.
12025 (find_func_aliases): Call update_alias_info.
12026 Call handle_ptr_info for tcc_binary expressions.
12027 Call mark_stmt_modified.
12028 (create_variable_info_for): If DECL has subvars, do not create
12029 variables for its subvars. Always add all the fields.
12030 (set_uids_in_ptset): If the solution includes ANYOFFSET and
12031 SFTs, then add all the SFTs of the structure.
12032 If VI->DECL is an aggregate with subvariables, add the SFT at
12034 (find_what_p_points_to): If VI is an artificial variable,
12035 translate to bitfields in SSA_NAME_PTR_INFO.
12036 If the solution is empty, set pi->pt_vars to NULL
12037 (init_base_vars): Create ANYOFFSET.
12038 (compute_points_to_sets): Rename from create_alias_vars.
12040 (pass_build_pta): Remove.
12041 (delete_points_to_sets): Rename from delete_alias_vars.
12042 (pass_del_pta): Remove.
12043 * tree-ssa-structalias.h (struct alias_info): Move from
12045 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
12046 NUM_REFERENCES_SET): Likewise.
12047 (compute_points_to_sets, delete_points_to_sets): Declare.
12049 2005-07-09 Richard Henderson <rth@redhat.com>
12051 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
12052 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
12053 alpha_split_lock_test_and_set_12): New functions.
12054 * config/alpha/alpha-protos.h: Update.
12055 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
12056 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
12057 * config/alpha/sync.md (I12MODE): New.
12058 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
12059 (sync_<fetchop_name><I48MODE>): Likewise.
12060 (sync_nand<I48MODE>): Likewise.
12061 (sync_old_<fetchop_name><I48MODE>): Likewise.
12062 (sync_new_<fetchop_name><I48MODE>): Likewise.
12063 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
12064 (sync_compare_and_swap<I48MODE>): Likewise.
12065 (sync_lock_test_and_set<I48MODE>): Likewise.
12066 (sync_compare_and_swap<I12MODE>): New.
12067 (sync_compare_and_swap<I12MODE>_1): New.
12068 (sync_lock_test_and_set<I12MODE>): New.
12069 (sync_lock_test_and_set<I12MODE>_1): New.
12071 2005-07-09 Diego Novillo <dnovillo@redhat.com>
12075 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
12077 2005-07-09 Jakub Jelinek <jakub@redhat.com>
12079 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
12080 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
12082 2005-07-09 Richard SAndiford <richard@codesourcery.com>
12085 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
12087 2005-07-08 David Edelsohn <edelsohn@gnu.org>
12089 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
12090 memory_operand constraint.
12091 (store_conditional_<mode>): Same.
12092 (sync_compare_and_swap<mode>): Same.
12093 (sync_lock_test_and_set<mode>): Same.
12095 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
12097 Rewrite PIC support to more closely model actual instructions.
12098 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
12099 (cris_symbol): Remove prototypes for removed functions.
12100 (cris_pic_symbol_type_of, cris_valid_pic_const)
12101 (cris_expand_pic_call_address): Prototypes for new functions.
12102 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
12104 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
12106 <case ':'>: Add case for new punctuation character.
12107 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
12108 emitting (extra) PIC modifier.
12109 <case UNSPEC>: Do not assert for PLT.
12110 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
12111 (cris_expand_prologue, cris_expand_epilogue): Check
12112 for pic_offset_table_rtx usage instead of taking
12113 current_function_uses_pic_offset_table as the final word.
12114 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
12115 Remove flag_pic difference.
12116 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
12117 the moral equivalents of...
12118 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
12120 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
12121 (cris_handle_option): Mark ARG as unused.
12122 (cris_expand_pic_call_address): New worker function for "call",
12124 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
12125 output PIC constructs here.
12126 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
12127 as symbol-specific modifers, not whole or part of operands.
12128 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
12129 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
12130 constants and flag_pic.
12131 (CONSTANT_INDEX_P): Adjust for new functions.
12132 (enum cris_pic_symbol_type): New helper type.
12133 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
12134 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
12135 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
12137 ("movsi"): Emit actual instructions for GOT and relative access.
12138 ("*movsi_got_load"): New pattern to set up the register holding
12140 ("*movsi_internal"): Operand 1 is not a plain general_operand.
12141 Adjust FIXME for 'S'.
12142 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
12143 Use "movs" for -fpic cases.
12144 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
12145 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
12146 ("call", "call_value"): Just call cris_expand_pic_call_address for
12148 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
12149 Remove special pattern.
12150 ("*expanded_call_side", "*expanded_call_value_side"): New
12152 (gotplt-to-plt, gotplt-to-plt-side-call)
12153 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
12155 * config/cris/cris/predicates.md
12156 ("cris_general_operand_or_gotless_symbol"): Remove unused
12158 ("cris_general_operand_or_symbol"): Adjust for new functions.
12160 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12162 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
12164 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
12166 * Makefile.in (TREE_H): Add treestruct.def.
12167 (c-decl.o): Add pointer-set.h
12168 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
12169 visibility on regular DECL's.
12170 (merge_decls): Fix the copying of decl nodes of various types for
12171 the new structures. Don't update RTL, section name, weak status,
12172 etc, on DECL's without RTL.
12173 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
12174 Don't check volatile on non-variable types.
12175 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
12176 to check whether we have seen arguments.
12177 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
12178 flag is checked before field (flag is common, field is not).
12179 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
12180 TS_DECL_COMMON could have an origin.
12181 (add_location_or_const_value_attribute): Don't check section name
12182 on non-var/function decls.
12183 (dwarf2out_var_location): Reverse order of tests.
12184 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
12185 with DECL_WRTL_CHECK.
12186 * expmed.c (make_tree): rtl is now in decl_with_rtl.
12187 * fold-const.c (fold_binary): Don't check weakness on
12188 non-var/function decls.
12189 (tree_expr_nonzero_p): Ditto.
12190 (fold_checksum_tree): Use tree_decl_extra as sizeof
12192 * ggc-page.c (extra_order_size_table): Add sizes for
12193 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
12195 * gimplify.c (gimplify_bind_expr): Only set
12196 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
12197 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
12199 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
12200 * langhooks.h (init_ts). New langhook.
12201 * passes.c (rest_of_decl_compilation): Reverse order of tests.
12202 * print-tree.c (print_node): Update to only print fields that
12203 exist in the structures the passed decl has.
12204 * toplev.c (wrapup_global_declarations): Don't reset
12205 DECL_DEFER_OUTPUT on DECL's that don't contain it.
12206 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
12207 * tree-inline.c (remap_decl): Ditto.
12208 * tree-outof-ssa.c (create_temp): Reverse order of tests.
12209 * tree-pretty-print.c (print_declaration): Don't print
12210 DECL_REGISTER on things that don't contain it.
12211 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
12212 non-var/function decls.
12213 * tree.c (tree_contains_struct): New structure.
12214 (init_priority_for_decl): New hashtable.
12215 (tree_int_map): New structure.
12216 (tree_int_map_eq): New function.
12217 (tree_int_map_marked_p): Ditto.
12218 (tree_int_map_hash): Ditto.
12219 (tree_map): Move to tree.h.
12220 (tree_map_eq): Externalize.
12221 (tree_map_hash): Ditto.
12222 (tree_map_marked_p): Ditto.
12223 (init_ttree): Set up tree_contains_struct and call langhook.
12224 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
12225 (tree_code_size): Update for new structures.
12226 (tree_node_structure): Update for new structures.
12227 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
12229 (copy_node_stat): Copy init priority.
12230 (build_decl_stat): Ditto for visibility.
12231 (ts_enum_names): New.
12232 (tree_contains_struct_check_failed): New function.
12233 (decl_init_priority_lookup): Ditto.
12234 (decl_init_priority_insert): Ditto.
12235 * treestruct.def: New file.
12236 * tree.h (CODE_CONTAINS_STRUCT): New macro.
12237 (CONTAINS_STRUCT_CHECK): Ditto.
12238 (tree_contains_struct_check_failed): New prototype.
12239 (DECL_CHECK): Removed.
12240 (DECL_MINIMAL_CHECK): New.
12241 (DECL_COMMON_CHECK): Ditto.
12242 (DECL_WRTL_CHECK): Ditto.
12243 (DECL_NON_COMMON_CHECK): Ditto.
12244 (DECL_WITH_VIS_CHECK): Ditto.
12245 (VAR_OR_FUNCTION_DECL_P): Ditto
12246 (struct tree_decl_minimal): New structure.
12247 (struct tree_decl_common): Ditto.
12248 (struct tree_decl_with_rtl): Ditto.
12249 (struct tree_decl_with_vis): Ditto.
12250 (struct tree_decl_non_common): Ditto.
12251 (struct tree_field_decl): Ditto.
12252 (struct tree_parm_decl): Ditto.
12253 (struct tree_var_decl): Ditto.
12254 (struct tree_function_decl): Ditto.
12255 (struct tree_const_decl): Ditto.
12256 (struct tree_result_decl): Ditto.
12257 (union tree_node): Add new structures.
12258 * var-tracking.c (track_expr_p): Reverse order of tests.
12260 * doc/c-tree.texi: Add documentation on DECL node internal structure.
12262 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12264 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
12265 * system.h: Poison FINALIZE_PIC.
12266 * doc/tm.texi (FINALIZE_PIC): Remove.
12268 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12271 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
12272 to the correct type if we have a MODIFY_EXPR.
12274 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12276 PR tree-optimization/22360
12277 * tree.c (upper_bound_in_type): Fix calculations for casting
12278 to a non-wider signed type and casting a signed value to a
12279 wider unsigned type.
12280 (lower_bound_in_type): Fix calculations for casting to a
12281 non-wider signed type.
12283 PR tree-optimization/20139
12284 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
12286 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
12287 fold_cond_expr_cond.
12288 * tree-ssanames.c (release_defs): Assert in_ssa_p.
12289 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
12291 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12294 * tree-complex.c (expand_complex_libcall): Produce
12295 REALPART_EXPR/IMAGPART_EXPR with the correct type.
12297 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12299 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
12300 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
12301 b" assert and inserted fastpath code for this case.
12302 (bitmap_ior): Removed "a != b" assert.
12304 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12306 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
12307 (ENDFILE_SPEC): Likewise.
12308 * config/m32r/m32r.h (ASM_SPEC): Likewise.
12310 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
12311 a large stack frame at epilogue.
12313 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
12315 * final.c: Include sdbout.h when required.
12317 2005-07-07 Geoffrey Keating <geoffk@apple.com>
12319 * config.gcc (*-*-darwin*): Only one target-specific header file
12320 for generic darwin.
12321 (powerpc-*-darwin*): Add version-specific header files.
12322 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
12323 * config.in: Regenerate.
12324 * configure: Regenerate.
12325 * gcc.c: Include xregex.h.
12326 (version_compare_spec_function): New.
12327 (spec_function): Add version-compare.
12328 (replace_outfile_spec_function): Reformat comment.
12329 (compare_version_strings): New.
12330 * config/darwin-c.c (version_as_macro): New.
12331 (builtin_define): New.
12332 (darwin_cpp_builtins): New.
12333 * config/darwin-protos.h (darwin_cpp_builtins): New.
12334 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
12335 (LIB_SPEC): Make unconditional, update comment.
12336 (TARGET_C99_FUNCTIONS): Define.
12337 * config/darwin.opt: Sort.
12338 (mmacosx-version-min=): New.
12339 * config/darwin7.h: Delete.
12340 * config/darwin8.h: Delete.
12341 * config/i386/darwin.h (): Call darwin_cpp_builtins.
12342 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
12343 (TARGET_C99_FUNCTIONS): Define.
12344 * config/rs6000/darwin7.h: New.
12345 * config/rs6000/darwin8.h: New.
12346 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
12347 (-mmacosx-version-min): Document.
12349 2005-07-07 Ian Lance Taylor <ian@airs.com>
12351 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
12353 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
12355 PR middle-end/22239
12356 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
12358 2005-07-07 Khem Raj <kraj@mvista.com>
12360 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
12361 in bytes, not words.
12363 2005-07-07 Paul Brook <paul@codesourcery.com>
12365 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
12366 DEFAULT_FUNCTION_ARG_PADDING to upward.
12368 2005-07-07 Richard Henderson <rth@redhat.com>
12370 * function.c (locate_and_pad_parm): Record parameter alignment in
12371 stack_alignment_needed.
12373 2005-07-07 David Edelsohn <edelsohn@gnu.org>
12375 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
12376 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
12377 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
12378 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
12379 (define_attr "type"): Add isync, sync, load_l, store_c.
12380 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
12381 Create scratch volatile MEM.
12382 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
12384 (load_locked_<mode>): New.
12385 (store_conditional_<mode>): New.
12386 (sync_compare_and_swap<mode>): Replace with splitter.
12387 (sync_lock_test_and_set<mode>): Replace with splitter.
12388 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
12390 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
12391 is ics. Attribute isync.
12392 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
12394 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
12395 and UNSPECV_SYNC_OP.
12396 (emit_unlikely_jump): New.
12397 (emit_load_locked): New.
12398 (emit_store_conditional): New.
12399 (rs6000_split_compare_and_swap): New.
12400 (rs6000_split_lock_test_and_set): New.
12401 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
12402 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
12403 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
12404 rs6000_split_lock_test_and_set): Declare.
12405 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
12406 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
12407 store_c, isync, sync.
12409 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
12411 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
12412 filenames to gtyp-gen.h.
12413 (s-typ-gen): Use it in place of for loops.
12415 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
12417 * hooks.c (hook_bool_rtx_int_false): New function.
12418 * hooks.h (hook_bool_rtx_int_false): Declare.
12419 * target-def.h (TARGET_COMMUTATIVE_P): Define.
12420 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
12421 * target.h (struct gcc_target): Add commutative_p member.
12422 * targhooks.c (hook_bool_rtx_commutative_p): New function.
12423 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
12424 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
12425 (pa_commutative_p): New function.
12426 * jump.c (target.h): Include.
12427 (rtx_renumbered_equal_p): Use targetm.commutative_p.
12428 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
12430 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12432 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
12433 (s390_expand_setmem): New.
12434 * config/s390/s390.c: Likewise.
12435 (print_shift_count_operand): Truncate to 12 bits instead of 6.
12437 * config/s390/s390.md: ("setmem<mode>"): Accept character as
12438 general_operand. Call new function "s390_expand_setmem".
12439 ("clrmem_long", "*clrmem_long"): Rewrite to ...
12440 ("setmem_long", "*setmem_long"): ... this.
12442 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12444 * config/s390/s390.c: (optimization_options): Enable
12445 TARGET_MVCLE at -Os.
12446 * doc/invoke.texi: Document changes in default behaviour.
12447 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
12449 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12451 * expr.c: (set_storage_via_setmem): Convert opchar to mode
12452 defined by back-end.
12454 2005-07-07 Jakub Jelinek <jakub@redhat.com>
12456 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
12457 all sets in the pattern.
12458 * config/rs6000/rs6000.md (stack_protect_testsi,
12459 stack_protect_testdi): Likewise.
12461 2005-07-06 Jeff Law <law@redhat.com>
12463 * tree-vrp.c (simplify_using_ranges): Kill.
12464 (vrp_finalize): Remove call to simplify_using_ranges.
12465 (simplify_stmt_using_ranges): New function extracted from
12466 simplify_using_ranges.
12467 (simplify_div_or_mod_using_ranges): Likewise.
12468 (simplify_abs_using_ranges): Likewise.
12469 (simplify_cond_using_ranges): New function.
12470 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
12471 * tree-ssa-propagate.c (substitute_and_fold): Call
12472 simplify_stmt_using_ranges if we have range information.
12474 2005-07-06 James E. Wilson <wilson@specifixinc.com>
12476 * config/ia64/ia64.c (ia64_reorg): Check optimize before
12477 ia64_flag_schedule_isns2.
12479 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
12480 reading/writing general registers.
12481 (ia64_function_arg): Revert 2005-06-18 change.
12483 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12485 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
12486 (legitimize_tls_address): Use gcc_unreachable instead of abort.
12488 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
12490 * function.c (expand_function_end): Revert part of 2005-06-27
12491 patch. Do sjlj_emit_function_exit_after after return_label.
12493 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12495 * doc/install.texi (--disable-libssp): New.
12497 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
12499 * doc/invoke.texi: Update -fforce-mem documentation.
12500 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
12501 code for -fforce-mem.
12502 * expmed.c: (store_bit_field,store_fixed_bit_field,
12503 extract_bit_field): Ditto.
12504 * expr.c: (convert_move): Ditto.
12505 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
12506 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
12507 emit_conditional_add,expand_float,expand_fix): Ditto.
12508 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
12509 (common_handle_option): Issue warning when -fforce-mem specified.
12511 2005-07-06 Paul Brook <paul@codesourcery.com>
12513 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
12515 * configure: Regenerate.
12517 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
12519 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
12521 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
12523 Fix PR tree-optimization/22319
12524 Fix PR tree-optimization/22140
12525 Fix PR tree-optimization/22310
12527 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
12528 variable sized types.
12529 Use correct type for intermediate structure on *a = *b structure
12532 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12534 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
12536 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
12537 (machine_function): Move typedef to...
12538 * config/rs6000/rs6000.c (machine_function): ... here. Add
12539 varargs_save_offset field.
12540 (rs6000_stack_t): Remove varargs_size field.
12541 (setup_incoming_varargs): Allocate varargs save area using
12542 assign_stack_local, try to make it as small as possible.
12543 Save offset from virtual_stack_vars_rtx to the save area
12544 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
12545 instead of magic 8 when fp word byte size is used.
12546 (rs6000_va_start): Use cfun->machine->varargs_save_offset
12547 instead of -RS6000_VARARGS_SIZE.
12548 (rs6000_stack_info, debug_stack_info,
12549 rs6000_initial_elimination_offset): Remove all traces of
12551 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
12552 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
12553 RS6000_VARARGS_AREA.
12555 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
12557 PR tree-optimization/21963
12558 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
12559 constant_multiple_of in the same way get_computation_cost_at does.
12561 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12563 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
12564 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
12565 (gen_compare_reg): If sparc_compare_emitted is set, clear it
12566 and return its previous value.
12567 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
12568 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
12570 (stack_protect_set, stack_protect_test): New expanders.
12571 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
12572 stack_protect_testdi): New insns.
12573 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12574 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
12576 2005-07-06 Jeff Law <law@redhat.com>
12578 * tree-ssa-dce.c (cfg_altered): New global.
12579 (tree_dce_init): Initialize cfg_altered.
12580 (remove_dead_stmt): If we remove an edge in the CFG, then set
12582 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
12585 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12587 * Makefile.in (stamp-collect-ld): Use
12588 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
12589 ./collect-ld if it already exists.
12590 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
12591 Don't remove ./nm if it already exists.
12593 2005-07-05 Devang Patel <dpatel@apple.com>
12595 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
12596 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
12597 * tree-vectorizer.c (vect_loop_location): New.
12598 (vect_print_dump_info): Use vect_loop_location.
12599 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
12600 (vectorize_loops): Set vect_loop_location.
12601 * tree-vect-analyze.c (vect_analyze_offset_expr,
12602 vect_determin_vectorization_factor, vect_analyze_operations,
12603 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
12604 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
12605 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
12606 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
12607 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
12608 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
12609 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
12610 vect_analyze_loop): Adjust vect_print_dump_info API.
12611 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
12612 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
12613 vect_finish_stmt_generation, vectorizable_assignment,
12614 vectorizable_operation, vectorizable_store, vectorizable_load,
12615 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
12616 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
12617 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
12618 vect_transform_loop): Same.
12619 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
12620 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
12623 2005-07-05 Randolph Chung <tausq@debian.org>
12625 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
12626 * configure: Regenerate.
12627 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
12628 (pa_tls_referenced_p): Declare.
12629 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
12630 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
12631 (legitimize_tls_address): New.
12632 (hppa_legitimize_address): Handle TLS addresses.
12633 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
12634 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12635 (emit_move_sequence): Handle TLS addresses.
12636 (pa_encode_section_info): Call default handler to handle common
12638 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
12639 (CONSTANT_ADDRESS_P): Reject TLS operands.
12640 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
12641 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
12642 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
12643 (UNSPEC_TLSLE): Define new constants.
12644 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
12645 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
12646 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
12647 (tie_symbolic_operand, tle_symbolic_operand): New
12649 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
12651 * aclocal.m4: Update macros for autoconf 2.59 style.
12652 * configure.ac: Likewise.
12654 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12656 * pa.c (function_value): Handle small aggregates on 32-bit targets.
12657 (function_arg): Pass small aggregates in general registers on 32-bit
12659 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
12661 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
12663 * Makefile.in (final.o): Fix dependencies.
12665 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12669 * langhooks.h (struct lang_hooks): Add expr_to_decl.
12670 * langhooks.c (lhd_expr_to_decl): New.
12671 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
12673 (LANG_HOOKS_INITIALIZER): Update.
12674 * tree.c (recompute_tree_invarant_for_addr_expr): Call
12675 expr_to_decl langhook.
12676 * c-tree.h (c_expr_to_decl): Declare.
12677 * c-typeck.c (c_expr_to_decl): New.
12678 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
12680 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
12682 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12685 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
12686 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
12688 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
12690 * Makefile.in: Adjust dependencies.
12691 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
12692 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
12693 * alias.c (rest_of_handle_cfg, pass_cfg): New.
12694 * bb-reorder.c (duplicate_computed_gotos): Make it static.
12695 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
12696 rest_of_compilation.
12698 * bb-reorder.c (gate_duplicate_computed_gotos,
12699 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
12700 rest_of_handle_reorder_blocks, pass_reorder_blocks,
12701 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
12702 pass_partition_blocks): New.
12703 * bt-load.c (gate_handle_branch_target_load_optimize,
12704 rest_of_handle_branch_target_load_optimize,
12705 pass_branch_target_load_optimize): New.
12706 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
12708 * cfglayout.c (pass_insn_locators_initialize): New.
12709 * cfgrtl.c (pass_free_cfg): New.
12710 * combine.c (gate_handle_combine, rest_of_handle_combine,
12711 pass_combine): New.
12712 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
12713 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
12714 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
12715 * except.c (pass_set_nothrow_function_flags,
12716 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
12718 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
12719 rest_of_handle_shorten_branches, pass_shorten_branches,
12720 rest_of_clean_state, pass_clean_state): New.
12721 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
12722 rest_of_handle_remove_death_notes, pass_remove_death_notes,
12723 rest_of_handle_life, pass_life, rest_of_handle_flow2,
12725 * function.c (pass_instantiate_virtual_regs, pass_init_function,
12726 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
12727 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12728 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
12730 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
12731 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
12732 pass_rtl_ifcvt, gate_handle_if_after_combine,
12733 rest_of_handle_if_after_combine, pass_if_after_combine,
12734 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
12735 pass_if_after_reload): New.
12736 * integrate.c (pass_initial_value_sets): New.
12737 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
12738 pass_purge_lineno_notes): New.
12739 * mode-switching.c (rest_of_handle_mode_switching,
12740 pass_mode_switching): New.
12741 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
12742 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
12744 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
12745 pass_loop_optimize): New.
12746 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
12748 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
12750 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
12751 pass_postreload_cse): New.
12752 * profile.c (gate_handle_profiling, pass_profiling,
12753 rest_of_handle_branch_prob, pass_branch_prob): New.
12754 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
12755 pass_split_before_regstack, gate_handle_split_before_regstack,
12756 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
12757 rest_of_handle_split_all_insns, pass_split_all_insns): New.
12758 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
12759 pass_stack_regs): New.
12760 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
12761 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
12762 pass_stack_adjustments): New.
12763 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
12764 pass_regrename): New.
12765 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
12766 pass_delay_slots, gate_handle_machine_reorg,
12767 rest_of_handle_machine_reorg, pass_machine_reorg): New.
12768 * rtl.h (extern void purge_line_number_notes): New.
12769 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
12770 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
12772 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
12774 * value-prof.c (gate_handle_value_profile_transformations,
12775 rest_of_handle_value_profile_transformations,
12776 pass_value_profile_transformations): New.
12777 * var-tracking.c (gate_handle_var_tracking,
12778 pass_variable_tracking): New.
12779 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12781 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12782 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12783 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12784 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12785 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12786 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12787 rest_of_handle_gcse2, rest_of_handle_regmove,
12788 rest_of_handle_tracer, rest_of_handle_if_conversion,
12789 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12790 rest_of_handle_web, rest_of_handle_branch_prob,
12791 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12792 rest_of_handle_jump_bypass, rest_of_handle_combine,
12793 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12794 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12795 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12796 rest_of_handle_mode_switching, rest_of_handle_jump,
12797 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12798 rest_of_handle_flow2, rest_of_handle_jump2,
12799 rest_of_handle_peephole2, rest_of_handle_postreload,
12800 rest_of_handle_shorten_branches, rest_of_clean_state,
12801 rest_of_compilation): Remove.
12803 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12804 * passes.c (dump_flags, in_gimple_form, all_passes,
12805 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12806 register_dump_files, next_pass_1, last_verified, execute_todo,
12807 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12808 from tree-optimize.c.
12809 (init_optimization_passes): Moved from tree-optimize.c,
12810 adding the RTL optimizations.
12811 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12812 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12813 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12814 register_dump_files, next_pass_1, last_verified, execute_todo,
12815 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12816 init_tree_optimization_passes, ipa_passes): Delete.
12817 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12819 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12820 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12822 (ipa_passes): Remove.
12823 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12824 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12825 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12826 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12827 (dump_info_p, dump_flag): Moved to tree-dump.h.
12829 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12831 * passes.c (finish_optimization_passes): Use dump_begin
12832 and dump_end, TDI_end.
12833 (gate_rest_of_compilation): New.
12834 (pass_rest_of_compilation): Use it.
12835 (gate_postreload, pass_postreload): New.
12836 * toplev.c (general_init): Rename init_tree_optimization_passes.
12837 * toplev.h (init_tree_optimization_passes): Rename to
12838 init_optimizations_passes.
12839 * tree-dump.c (dump_flag): Make static.
12840 (dump_files): Remove RTL dumps.
12841 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12842 pass_cleanup_cfg, pass_free_cfg_annotations,
12843 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12844 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12845 * tree-pretty-print.c: Include tree-pass.h.
12846 * cgraph.c: Include tree-dump.h.
12848 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12850 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12851 Only fall back to saying it points to readonly memory if
12852 we can't do better.
12854 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12856 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12857 * config/m32r/m32r.c (m32r_compute_frame_size,
12858 m32r_expand_prologue): Take current_function_profile into
12859 account whenever we reference
12860 current_function_uses_pic_offset_table.
12861 (m32r_finalize_pic): Remove.
12862 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12864 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12866 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12867 instead of $<. Don't remove ./as if it already exists.
12869 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12872 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12873 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12874 for complex modes when generating code for PA 1.0.
12875 (VALID_FP_MODE_P): New macro.
12876 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12877 sets for all general and floating point modes. Align wide floating
12878 point modes to even register boundaries to comply with architectural
12880 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12881 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12882 (VALID_FP_MODE_P): New macro.
12883 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12884 sets for all general and floating point modes. Align wide floating
12885 point modes to even register boundaries to comply with architectural
12888 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12890 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12893 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12895 * tree-ssa-structalias.c: Don't include expr.h.
12897 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12899 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12902 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12904 Fix PR tree-optimization/22279
12906 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12909 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12911 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12913 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12915 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12916 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12917 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12918 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12919 config/stormy16/stormy16.c, config/v850/v850.c,
12920 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12921 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12922 Avoid "." or "\n" at end of diagnostics and capital letters at
12923 start of diagnostics.
12924 * combine.c, cse.c: Don't translate dump file output.
12925 * toplev.c (print_version): Only translate output if going to
12928 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12930 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12931 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12934 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12936 * pa.c (fix_range): Fix typo in comment.
12938 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12940 * tree-vrp.c (extract_range_from_assert): Replace
12941 fold (build (...)) with fold_build2.
12943 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12945 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12946 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12947 (format_types_orig, handle_format_attribute): Add support for
12950 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12952 * varasm.c (assemble_variable): Fix format specifier thinko.
12954 2005-07-03 Ira Rosen <irar@il.ibm.com>
12956 PR tree-optimization/22029 (and 22135)
12957 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12958 a phi node before calling dump_vops.
12960 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12962 * tree-dump.h (dump_string_field): Declare.
12963 * tree-dump.c: Use it instead of dump_string.
12964 (dump_string_field): Make non-static.
12966 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12968 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12969 up the minimal CFG stuff always when optimize > 0. Call
12970 split_all_insns_noflow in PIC case if needed.
12972 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12973 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12976 * c-decl.c (c_write_global_declarations): Dump contents of
12978 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12979 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12980 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12981 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12984 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12986 * c-common.h (GCC_DIAG_STYLE): Define.
12987 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12988 version for format checking to 4.1.
12989 * c-format.c: Include toplev.h after c-common.h.
12990 (enum format_type): Add gcc_tdiag_format_type.
12991 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12992 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12993 (format_types_orig): Add gcc_tdiag.
12994 (init_dynamic_diag_info): Support gcc_tdiag formats.
12995 (handle_format_attribute): Likewise.
12996 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12997 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12998 version for format checking to 4.1.
12999 (warning0, warning, error, pedwarn, sorry): Use
13000 ATTRIBUTE_GCC_DIAG.
13001 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
13002 (finish_aliases_1): Do not use %qE.
13003 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
13004 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
13005 Correct format bugs.
13006 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
13007 parameter to unsigned HOST_WIDE_INT.
13008 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
13010 2005-07-02 David Edelsohn <edelsohn@gnu.org>
13012 PR middle-end/21742
13013 * expr.c (write_complex_part): Use adjust_address for MEM.
13014 (read_complex_part): Same.
13016 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
13018 Fix PR tree-optimization/22280
13020 * tree-sra.c (generate_element_init): Remove useless loop.
13022 2005-07-02 Richard Henderson <rth@redhat.com>
13024 * config/alpha/alpha.c (alpha_legitimize_address): Check for
13026 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
13028 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
13030 PR middle-end/14490
13031 * fold-const.c (fold_binary): Handle the return value of
13032 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
13033 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
13035 2005-07-02 Jeff Law <law@redhat.com>
13037 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
13038 a eliminate type conversion which feeds an equality comparison
13039 if the original type or either operand in the comparison is a
13042 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
13044 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
13045 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
13047 * config/avr/avr.c: Do not use '`' as left quote.
13048 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
13049 Remove "." from end of diagnostics. Make diagnostics start with
13052 2005-07-02 Zack Weinberg <zack@codesourcery.com>
13053 Joseph S. Myers <joseph@codesourcery.com>
13055 * toplev.c (default_tree_printer): Handle setting location with
13057 * c-objc.common.c (c_tree_printer): Likewise.
13058 * c-format.c (gcc_diag_flag_specs): Add '+'.
13059 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
13060 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
13062 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
13063 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
13064 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
13065 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
13066 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
13067 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
13068 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
13069 format arguments where %J is used without %D.
13071 2005-07-02 Jakub Jelinek <jakub@redhat.com>
13073 * gcc.c (LINK_SSP_SPEC): Define.
13074 (link_ssp_spec): New variable.
13075 (LINK_COMMAND_SPEC): Add %(link_ssp).
13076 (static_specs): Add link_ssp_spec.
13077 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
13078 * configure: Rebuilt.
13079 * config.in: Rebuilt.
13081 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
13082 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
13083 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
13084 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
13085 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
13086 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
13087 -0x7008(2) instead of reading __stack_chk_guard variable.
13088 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
13090 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
13091 (stack_protect_set, stack_protect_test): Use *_tls* patterns
13092 if TARGET_THREAD_SSP_OFFSET is defined.
13093 (stack_tls_protect_set_si, stack_tls_protect_set_di,
13094 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
13097 2005-06-27 Richard Henderson <rth@redhat.com>
13098 * libgcc-std.ver (GCC_4.1.0): New.
13099 * libgcc.h (__stack_chk_guard): Declare.
13100 (__stack_chk_fail, __stack_chk_fail_local): Declare.
13101 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
13102 * mklibgcc.in (lib2funcs): Add them.
13104 2005-07-01 Richard Henderson <rth@redhat.com>
13106 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
13107 void * before struct sigcontext *.
13108 (x86_fallback_frame_state): Likewise.
13110 2005-07-01 James E. Wilson <wilson@specifixinc.com>
13112 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
13114 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
13117 * tree-ssa-reassoc.c (should_transpose): Fix which operand
13118 we check for SSA_NAME for.
13120 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
13122 Fix PR tree-optimization/22071
13124 * tree-ssa-structalias.c (offset_overlaps_with_access): New
13126 (get_constraint_for_component_ref): Use it.
13128 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
13131 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
13132 print out the last new line.
13134 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
13136 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
13137 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
13138 * config/cris/cris.c (cris_conditional_register_usage): Adjust
13139 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
13140 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
13141 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
13142 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
13143 (enum reg_class): New member CC0_REGS.
13144 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
13145 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
13146 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
13147 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
13148 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
13149 Adjust for register now described.
13151 2005-07-01 Jakub Jelinek <jakub@redhat.com>
13154 * config/i386/i386.md (stack_protect_test_si,
13155 stack_protect_test_di): Add earlyclobber for scratch 3.
13156 * config/rs6000/rs6000.md (stack_protect_testsi,
13157 stack_protect_testdi): Add earlyclobber for scratch 3,
13158 remove earlyclobber from scratch 4.
13160 Older entries for 2005 can be found in ChangeLog-2005.