1 2005-12-30 Kazu Hirata <kazu@codesourcery.com>
3 * tree-outof-ssa.c (_elim_graph): Change the type of STACK to
5 (new_elim_graph, delete_elim_graph, elim_forward,
6 eliminate_phi): Use the VEC API on STACK.
8 2005-12-29 Daniel Berlin <dberlin@dberlin.org>
10 * tree.h (VALUE_HANDLE_VUSES): New.
11 (struct tree_value_handle): Add vuses.
13 * tree-vn.c (struct val_expr_pair_d): Remove stmt, add vuses.
14 (vn_compute): Remove stmt argument.
15 Don't use vuses in hash value computation.
16 (val_expr_pair_eq): Compare vuse lists.
17 (copy_vuses_from_stmt): New function.
18 (shared_vuses_from_stmt): Ditto.
19 (vn_add): Rewrite in terms of vn_add_with_vuses.
20 (vn_add_with_vuses): New function.
21 (vn_lookup): Rewrite in terms of vn_lookup_with_vuses.
22 (vn_lookup_with_vuses): New function.
23 (vuses_compare): New function.
24 (print_creation_to_file): Ditto.
25 (vn_lookup_or_add): Rewrite to handle vuses.
26 (sort_vuses): New function.
27 (vn_lookup_or_add_with_vuses): Ditto.
28 (vn_init): Initialize shared_lookup_vuses.
29 (vn_delete): Free shared_lookup_vuses.
31 * tree-ssa-pre.c: Update todo list.
32 (bb_value_sets_t): Add rvuse_in, rvuse_out, rvuse_gen, and
34 (RVUSE_IN): New macro.
38 (modify_expr_node_pool): New function.
41 (mergephitemp): Ditto.
43 (struct expr_pred_trans_d): Add vuses member.
44 (expr_pred_trans_eq): Compare vuses.
45 (phi_trans_lookup): Add vuses argument.
46 (phi_trans_add): Ditto.
47 (translate_vuses_through_block): New function.
48 (phi_translate): Use vuses to ask about those expressions that can
50 Properly translate virtual uses through phis, and use
51 vn_lookup_or_add_with vuses. Handle tcc_reference.
52 (phi_translate_set): Don't add pointless translations to the
54 (get_representative): New function.
55 (vuses_dies_in_block_x): Ditto.
56 (valid_in_set): Add block argument. Check virtual use validity.
57 (clean): Add block argument. Update call to valid_in_set
58 (compute_antic_aux): Update call to clean.
59 (dump_bitmap_of_names): New function.
60 (compute_vuse_representatives): Ditto.
61 (compute_rvuse): Ditto.
62 (can_value_number_call): Modified to accept calls with vuses.
63 (can_value_number_operation): New function.
64 (can_PRE_operation): Ditto.
65 (need_creation): New vector of stores that may need creation.
66 (find_or_generate_expression): use can_PRE_operation.
67 (create_expression_by_pieces): Handle INDIRECT_REF.
68 Only create one temp until we have to change types.
69 Mark new vars for renaming.
70 (insert_into_preds_of_block): Ignore loopiness of loads.
71 Use can_PRE_operation.
72 Only create one temp until we have to chnge types.
73 (insert_aux): Use can_PRE_operation.
74 Don't pass name to insert_into_preds_of_block.
75 (insert_extra_phis): Only use one temp until we have to change
77 (poolify_tree): New function.
78 (modify_expr_template): New var.
79 (poolify_modify_expr): New function.
80 (insert_fake_stores): Ditto.
81 (realify_fake_stores): Ditto.
82 (compute_avail): Use can_value_number_operation.
83 (mark_operand_necessary): Return NULL for non-SSA names.
84 (remove_dead_inserted_code): Update comment.
85 (init_pre): Initialize pretemp, need_creation, storetemp,
86 mergephitemp, prephitemp.
87 Create modify_expr_node_pool.
88 (fini_pre): Free modify_expr_node_pool and need_creation array.
89 (execute_pre): Call insert_fake_stores, compute_rvuse, and
91 * tree-flow.h (vn_compute): Fix prototype.
95 (vn_lookup_or_add_with_vuses): Ditto.
96 (vn_add_with_vuses): Ditto.
97 (vn_lookup_with_vuses): Ditto.
98 * passes.c (pass_may_alias): Add.
100 2005-12-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
102 * c-pretty-print.h (struct c_pretty_print_info): Add new member
104 (pp_constant): New macro.
105 * c-pretty-print.c (pp_c_pretty_printer_init): Set pp->constant.
107 2005-12-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
110 * pa.md: Remove REG_POINTER check from REG+REG peephole2 floating-point
113 2005-12-29 Mike Stump <mrs@apple.com>
115 * doc/invoke.texi (Objective-C and Objective-C++ Dialect Options
116 -fobjc-exceptions): Don't imply this doesn't work with the GNU
119 2005-12-29 Nathan Sidwell <nathan@codesourcery.com>
121 * varasm.c (get_section): Use gcc_assert.
123 2005-12-29 Paul Brook <paul@codesourcery.com>
125 * config/m68k/m68k.h (RETURN_ADDR_RTX): Define.
126 * config/m68k/m68k.c (m68k_initial_elimination_offset): Remove FIXME.
127 Include offset due to FIRST_PARM_OFFSET.
129 2005-12-29 Paul Brook <paul@codesourcery.com>
131 * config/m68k/lb1sf68.asm (__cmpdf2): Fix typo in immediate mask.
132 Create wrapper and rename body...
133 (__cmpdf2_internal): ... to this. Return correct value for unordered
135 (__cmpsf2): Create wrapper and rename body...
136 (__cmpsf2_internal): ... to this. Return corerct value for unordered
138 (__eqdf2, __nedf2, __gtdf2, __gedf2, __ltdf2, __ledf2): Use
140 (__eqsf2, __nesf2, __gtsf2, __gesf2, __ltsf2, __lesf2): Use
143 2005-12-29 Paul Brook <paul@codesourcery.com>
145 * config/m68k/fpgnulib.c (__extendsfdf2): Handle negative zero.
146 (__truncdfsf2): Ditto.
147 (__extenddfxf2): Ditto.
148 (__truncxfdf2): Ditto.
149 * config/m68k/lb1sf68.asm (__addsf3): Return -0.0 for -0.0 + -0.0.
152 2005-12-29 Daniel Jacobowitz <dan@codesourcery.com>
153 Paul Brook <paul@codesourcery.com>
155 * config/m68k/m68k.c (m68k_output_pic_call): Don't use bsr.l for
157 * config/m68k/t-m68kelf (EXTRA_PARTS): Remove.
158 (EXTRA_MULTILIB_PARTS): Set.
159 * config/m68k/t-uclinux (EXTRA_PARTS): Remove.
160 (EXTRA_MULTILIB_PARTS): Set.
162 2005-12-29 Alan Modra <amodra@bigpond.net.au>
165 * config/rs6000/rs6000.c (create_TOC_reference): Set regs_ever_live.
167 2005-12-28 Nathan Sidwell <nathan@codesourcery.com>
169 * config.gcc (mt-*-*): Add --with-arch support.
170 (--with): Print accepted options on error.
171 * config/mt/mt.h (OPTION_DEFAULT_SPECS): Define.
173 * config/mt/mt.c (DEF_VEC_P(basic_block),
174 DEF_VEC_ALLOC_P(basic_bloc,heap)): Remove from here.
176 2005-12-28 Daniel Berlin <dberlin@dberlin.org>
178 Fix PR tree-optimization/25394
179 * fold-const.c (fold_checksum_tree): Guard
180 portions of checksumming with correct structure checks.
182 2005-12-27 Kazu Hirata <kazu@codesourcery.com>
184 * global.c, tree-ssa-pre.c: Move DEF_VEC_P(basic_block) and
185 DEF_VEC_ALLOC_P(basic_block,{gc,heap}) to ...
186 * basic-block.h: ... here.
188 2005-12-27 Roger Sayle <roger@eyesopen.com>
190 * fold-const.c (int_const_binop): Return NULL_TREE when an expression
191 can't be evaluated at compile-time (instead of calling abort).
192 Return NULL_TREE for division (and modulus) by zero.
193 (const_binop): Return NULL_TREE for floating point operators that
194 aren't handled by real_arithmetic.
195 (fold_binary): Eliminate "wins" variable, and "binary" label, by
196 folding operators with constant operands early. Assert that
197 operands are non-NULL.
199 2005-12-27 Kazu Hirata <kazu@codesourcery.com>
201 * tree-vrp.c (extract_range_from_binary_expr): Use
202 build_int_cst instead of fold_convert.
204 2005-12-26 Mark Mitchell <mark@codesourcery.com>
206 PR c++/23171, c++/23172, c++/25417.
207 * c-decl.c (compound_literal_number): Remove.
208 (build_compound_literal): Use set_compound_literal_name.
209 * c-common.c (compound_literal_number): New variable.
210 (set_compound_literal_name): New function.
211 * c-common.h (set_compound_literal_name): Declare.
213 2005-12-26 Kazu Hirata <kazu@codesourcery.com>
215 PR tree-optimization/25125
216 * convert.c (convert_to_integer): Don't narrow the type of a
217 PLUX_EXPR or MINUS_EXPR if !flag_wrapv and the unwidened type
220 2005-12-26 Graham Stott <graham.stott@btinternet.com>
223 * combine.c (simplify_shift_const_1 <case PLUS>):Fix enable-checking
224 rtl bootstrap failure.
226 2005-12-25 Kazu Hirata <kazu@codesourcery.com>
228 * final.c (compute_alignments): Make it static.
229 * gcse.c (gcse_main, bypass_jumps): Likewise.
230 * web.c (web_main): Likewise.
231 * output.h: Remove the prototype for compute_alignments.
232 * rtl.h: Remove the prototypes for web_main, gcse_main, and
235 2005-12-24 Roger Sayle <roger@eyesopen.com>
237 * expr.c (force_operand): Use expand_fix and expand_float to
238 implement integer <-> FP conversions instead of convert_to_mode.
240 2005-12-24 Mark Mitchell <mark@codesourcery.com>
243 * varasm.c (initializer_constant_valid_p): An ADDR_EXPR of a
244 CONSTRUCTOR is invalid.
246 2005-12-23 Daniel Berlin <dberlin@dberlin.org>
248 * tree-pass.h (pass_eliminate_useless_stores): Remove.
249 * tree-ssa-pre.c (is_copy_stmt): Ditto.
250 (follow_copies_till_vuse): Ditto.
252 (gate_eustores): Ditto.
253 (pass_eliminate_useless_stores): Ditto.
254 * passes.c (init_optimization_passes): Ditto.
256 2005-12-23 Paolo Bonzini <bonzini@gnu.org>
258 * combine.c (simplify_shift_const): Fix typo. Use, whenever
259 applicable, simplify_const_binary_operation.
261 (simplify_shift_const): Leave only the fallback
262 case when no simplification is possible. Extract to...
263 (simplify_shift_const_1): ... here. Always create a new
264 RTX instead of substituting. Remove the signed_count variable.
265 Return NULL_RTX if no substitution is possible.
267 (simplify_and_const_int): Leave only the fallback
268 case when no simplification is possible. Extract to...
269 (simplify_and_const_int_1): ... here. Always create a new
270 RTX instead of substituting. Return NULL_RTX if no substitution
273 (force_to_mode, simplify_comparison): Don't pass a non-NULL first
274 parameter to simplify_and_const_int and simplify_shift_const,
275 unless it is equal to the expected non-simplified result.
277 2005-12-23 Jakub Jelinek <jakub@redhat.com>
280 * regrename.c (replace_oldest_value_reg): Use validate_change with
281 IN_GROUP set to 1 instead of doing direct modifications.
282 (copyprop_hardreg_forward_1): Likewise. If any replace_oldest_*
283 replacements have been performed on an instruction, use
284 apply_change_group ().
286 2005-12-23 Hans-Peter Nilsson <hp@axis.com>
288 * config/cris/arit.c (do_31div): Clarify what "31" refers to.
289 [L_divsi3] (__Udiv): Don't use as inline function.
290 [L_modsi3] (__Umod): Ditto.
291 (__Div): Rearrange to call do_31div directly instead of __Udiv.
292 (__Mod): Similarly regarding __Umod.
295 * config/cris/cris.c (cris_split_movdx): Add REG_INC notes for
296 emitted insns with post-increments.
297 (cris_expand_epilogue): Ditto.
299 2005-12-22 Jakub Jelinek <jakub@redhat.com>
300 Richard Henderson <rth@redhat.com>
302 Merge from gomp-branch.
303 * builtins.def: Move all DEF_SYNC_BUILTIN to ...
304 * sync-builtins.def: ... new file.
305 (BUILT_IN_FETCH_AND_ADD_16,
306 BUILT_IN_FETCH_AND_SUB_16, BUILT_IN_FETCH_AND_OR_16,
307 BUILT_IN_FETCH_AND_AND_16, BUILT_IN_FETCH_AND_XOR_16,
308 BUILT_IN_FETCH_AND_NAND_16, BUILT_IN_ADD_AND_FETCH_16,
309 BUILT_IN_SUB_AND_FETCH_16, BUILT_IN_OR_AND_FETCH_16,
310 BUILT_IN_AND_AND_FETCH_16, BUILT_IN_XOR_AND_FETCH_16,
311 BUILT_IN_NAND_AND_FETCH_16, BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
312 BUILT_IN_VAL_COMPARE_AND_SWAP_16, BUILT_IN_LOCK_TEST_AND_SET_16,
313 BUILT_IN_LOCK_RELEASE_16): New builtins.
314 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
315 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
316 * builtins.c (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
317 * c-common.c (enum c_builtin_type): Move to top-level from
318 c_common_nodes_and_builtins enum builtin_type.
319 (builtin_types): Move from c_common_nodes_and_builtins.
321 (c_common_nodes_and_builtins): Use it.
322 (def_builtin_1): Check for error_mark_node.
323 (sync_resolve_size): Handle also 128 bit sync builtins.
324 * Makefile.in (BUILTINS_DEF): New. Use it instead of builtins.def.
326 * config/i386/i386.h (x86_cmpxchg8b, x86_cmpxchg16b): New decls.
327 (TARGET_CMPXCHG8B, TARGET_CMPXCHG16B): Define.
328 * config/i386/i386.c (x86_cmpxchg8b, x86_cmpxchg16b): New variables.
329 * config/i386/sync.md (CASMODE, DCASMODE): New mode macros.
330 (doublemodesuffix, DCASHMODE): New mode attrs.
331 (sync_compare_and_swap<mode>): Change into expand, use CASMODE
332 instead of IMODE, if mode is wider than a word, expand into
333 sync_double_compare_and_swap*.
334 (*sync_compare_and_swap<mode>): New insn.
335 (sync_double_compare_and_swap<mode>): Likewise.
336 (*sync_double_compare_and_swapdi_pic): Likewise.
337 (sync_compare_and_swap_cc<mode>): Use CASMODE instead of IMODE, if
338 mode is wider than a word, expand into
339 sync_double_compare_and_swap_cc*.
340 (sync_double_compare_and_swap_cc<mode>): New insn.
341 (*sync_double_compare_and_swap_ccdi_pic): Likewise.
343 2005-12-22 Richard Henderson <rth@redhat.com>
345 * config/i386/mmintrin.h (_mm_add_si64): Only define for SSE2.
346 (_mm_sub_si64): Likewise.
347 * config/i386/xmmintrin.h (_mm_shuffle_pi16, _m_pshufw): Likewise.
349 2005-12-23 Alan Modra <amodra@bigpond.net.au>
351 PR rtl-optimization/25432
352 * reload1.c (eliminate_regs_in_insn): Update insn code on
353 successfully re-recognizing modified insn.
355 2005-12-22 Richard Guenther <rguenther@suse.de>
357 * tree.c (tree_fold_gcd): Use build_int_cst where appropriate.
358 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
359 * varasm.c (array_size_for_constructor): Likewise.
360 * fold-const.c (size_diffop, invert_truthvalue,
361 optimize_bit_field_compare, make_range, build_range_check,
362 fold_cond_expr_with_comparison, fold_truthop,
363 fold_single_bit_test_into_sign_test, fold_binary): Likewise.
365 2005-12-22 Dale Johannesen <dalej@apple.com>
367 * config/i386/sse.md (sse_movhlps): Reverse operands for
368 2nd and 3rd alternatives.
370 2005-12-22 Andrew Pinski <pinskia@physics.uc.edu>
373 * tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex
376 2005-12-22 Zdenek Dvorak <dvorakz@suse.cz>
377 Steven Bosscher <stevenb@suse.de>
379 * df.c (df_bitmaps_free): Only work for bbs for that structures are
381 (df_bb_modify): Realloc tables to the new index.
382 (df_find_use): New function.
383 (df_find_def, df_reg_used): Handle subregs.
384 * df.h (df_find_use): Declare.
386 * loop-invariant.c: Include hashtab.h.
387 (struct invariant): Remove processed field, add eqto and reg fields.
388 (struct invariant_expr_entry): New.
389 (invariant_for_use, hash_invariant_expr_1, invariant_expr_equal_p,
390 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv,
391 find_identical_invariants, merge_identical_invariants): New functions.
392 (create_new_invariant): Return the new invariant. Initialize new
394 (find_invariants): Call merge_identical_invariants.
395 (get_inv_cost, best_gain_for_invariant, set_move_mark,
396 move_invariant_reg): Handle equivalent invariants.
397 * Makefile.in (loop-invariant.o): Add HASHTAB_H dependency.
399 2005-12-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
402 * c-lex.c (c_lex_with_flags): Add PURE_ZERO to cpp_flags if
403 number is a single digit '0'.
405 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
407 PR tree-optimization/23518
408 * fold-const.c (make_range): Don't move a constant to the
409 other side of the comparison if the type is signed and -fwrapv
412 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
414 * tree-vrp.c (extract_range_from_binary_expr): Clean up uses
417 2005-12-21 Joseph S. Myers <joseph@codesourcery.com>
420 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add _floatundidf and
423 2005-12-21 Andrew Haley <aph@redhat.com>
426 * recog.c (peephole2_optimize): Don't peephole any
427 RTX_FRAME_RELATED_P insns.
429 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
431 * tree-data-ref.c (estimate_niter_from_size_of_data): Replace
432 fold_build2 with fold_binary.
433 * tree-ssa-ccp.c (visit_assignment, maybe_fold_stmt_addition):
434 Replace fold_build1 with fold_unary.
435 * tree-ssa-reassoc.c (optimize_ops_list): Replace fold_build2
438 2005-12-21 Steven Bosscher <stevenb@suse.de>
440 PR rtl-optimization/25196
441 * postreload-gcse.c (record_last_set_info): Notice stack pointer
442 changes in push insns without REG_INC notes.
444 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
446 PR tree-optimization/25382.
447 * tree-vrp.c (extract_range_from_binary_expr): Extract a range
450 2005-12-21 Janis Johnson <janis187@us.ibm.com>
451 Ben Elliston <bje@au.ibm.com>
453 * configure.ac: Enable C extension for decimal float if invoked
454 with --enable-decimal-float.
455 * doc/install.texi (Configuration): Document it.
456 * configure, config.in: Regenerate.
458 2005-12-20 Mike Stump <mrs@apple.com>
460 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Handle the
461 ambiguity between -seg_addr_table and -seg_addr_table_filename.
462 (WORD_SWITCH_TAKES_ARG): Likewise.
463 (LINK_SPEC): Likewise.
465 2005-12-20 Kenneth Zadeck <zadeck@naturalbridge.com>
467 * cfganal.c (flow_reverse_top_sort_order_compute):
468 Renamed to post_order_compute and additional parameter added which
469 allows the inclusion of entry and exit blocks into list.
470 (mark_dfs_back_edges): Fixed comment.
471 (flow_depth_first_order_compute): Renamed to
472 pre_and_rev_post_order_compute additional parameter added which
473 allows the inclusion of entry and exit blocks into list.
474 * global.c (set_up_bb_rts_numbers): Call to
475 flow_reverse_top_sort_order_compute renamed to
477 * var-tracking.c (vt_stack_adjustments): Fixed comment.
478 (vt_find_locations): Call to
479 flow_depth_first_order_compute renamed to
480 pre_and_rev_post_order_compute.
481 * cfgloop.c (flow_find_loops): Ditto.
482 * tree-ssa-reassoc.c (init_reassoc): Ditto.
483 * df.c (df_analyze_1, df_analyze_subcfg): Calls to
484 flow_reverse_top_sort_order_compute renamed to post_order_compute
485 and calls to flow_reverse_top_sort_order_compute renamed to
487 * basic_block.h: Ditto.
490 2005-12-20 Roger Sayle <roger@eyesopen.com>
491 Paolo Bonzini <bonzini@gnu.org>
493 PR rtl-optimization/25115
494 * gcse.c (pre_insert_copy_insn): Fall back to the sole
495 SET in the insn if there is no SET for an
496 expression that is equivalent to EXPR.
498 2005-12-20 Richard Guenther <rguenther@suse.de>
501 * builtins.c (std_gimplify_va_arg_expr): Do not align
502 va frame for zero sized types.
503 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
505 2005-12-20 Kazu Hirata <kazu@codesourcery.com>
507 PR tree-optimization/25501
508 * tree-cfgcleanup.c (merge_phi_nodes): Check that RESULT is
509 used in the PHI argument corresponding to the edge from BB to
512 2005-12-20 Richard Guenther <rguenther@suse.de>
515 2005-12-02 Richard Guenther <rguenther@suse.de>
517 * tree-cfg.c (mark_used_vars): New function.
518 (dump_function_to_file): Dump only used VAR_DECLs.
520 2005-12-19 Roger Sayle <roger@eyesopen.com>
522 * combine.c (try_combine): Improve splitting of binary operators
523 by taking advantage of reassociative transformations.
525 2005-12-19 Jeff Law <law@redhat.com>
527 * tree-ssa-dom.c (thread_across_edge): Do not use local_fold.
528 Strip away all type conversions after simplifying the
531 * tree-cfgcleanup.c (merge_phi_nodes): Allow merging in some
532 cases the forwarder block dominates the destination.
534 2005-12-19 DJ Delorie <dj@redhat.com>
536 * reload1.c (spill_failure): Dump reload data to dump file.
537 (find_reload_regs): Likewise.
539 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
541 PR tree-optimization/24793
542 * tree-ssa-loop-ivopts.c (get_ref_tag): Remember the
543 original reference if there are subvars.
544 * tree-ssa-operands.c (get_tmr_operands): Handle subvars.
546 2005-12-19 Kenneth Zadeck <zadeck@naturalbridge.com>
548 * df.c (df_analyze_1, df_analyze_subcfg, iterative_dataflow):
549 Corrected basic block number calculations for changes in entry and
552 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
554 * tree-flow.h (struct var_ann_d): Change type of
555 may_aliases field to VEC(tree, gc) *.
556 (may_aliases): Declaration changed.
557 * tree-ssa-alias.c (group_aliases, add_may_alias,
558 replace_may_alias, dump_may_aliases_for,
559 is_aliased_with, add_type_alias, new_type_alias):
560 Work with VEC(tree, gc) * instead of varray.
561 * tree-flow-inline.h (may_aliases): Ditto.
562 * tree-ssa.c (verify_flow_insensitive_alias_info,
563 verify_name_tags): Ditto.
564 * tree-ssa-operands.c (add_stmt_operand): Ditto.
566 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
568 * cfgcleanup.c: Temporarily revert patches for PR 20070 till Bernd
571 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
573 * struct-equiv.c (struct_equiv_improve_checkpoint): Fix sets_cc0_p
576 2005-12-19 Ben Elliston <bje@au.ibm.com>
578 * doc/install.texi (Configuration): Typo in Fortran subheading.
580 2005-12-19 Nathan Sidwell <nathan@codesourcery.com>
582 * config/mt/mt.md (decrement_and_branch_until_zero): Add another
583 scratch. Correct its reload split. Adjust its peephole.
584 (doloop_end): Add additional scratch.
586 * config/mt/mt.c (MT_INT_ARG_FIRST): Remove.
587 (mt_asm_output_opcode, mt_print_operand): Use 'nop'.
588 (mt_function_arg_slotno): Use FIRST_ARG_REGNUM.
589 (mt_builtin_saveregs): Replace with ...
590 (mt_setup_incoming_varargs): ... here. Save just the varadic
592 (mt_va_start): Remove.
593 (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p.
594 (mt_machine_reorg): Split all insns here.
595 (TARGET_SETUP_INCOMING_VARARGS): Override.
596 * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only.
598 (EXPAND_BUILTIN_VA_START): Remove.
600 2005-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
602 * flow.c (update_life_info, count_or_remove_death_notes): Fixed
603 latent bug that could happen if update_life_info was called with a
604 blocks parameter and the call to cleanup_cfg actually deleted one
607 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
609 * tree-ssa-structalias.c (update_alias_info): Remove handling
610 of may_be_aliased (SSA_NAME_VAR (op)) case.
612 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
614 * tree-flow.h (struct stmt_ann_d): Remove
615 makes_aliased_loads and makes_aliased_stores fields.
616 * tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
617 and makes_aliased_loads fields.
618 * tree-ssa-dom.c (eliminate_redundant_computations): Do not
619 use makes_aliased_stores.
620 * tree-ssa-operands.c (clobbered_aliased_loads,
621 clobbered_aliased_stores, ro_call_aliased_loads): Removed.
622 (build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
623 add_call_read_ops): Do not set makes_aliased_stores and
624 makes_aliased_loads fields.
625 * tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
628 2005-12-18 Geoffrey Keating <geoffk@apple.com>
630 * config/darwin.h: Don't include darwin-sections.def to declare
631 global variables; instead create darwin_section_enum.
632 (darwin_section_enum): New.
633 (darwin_sections): New.
634 * config/darwin.c: Don't include darwin-sections.def to define
636 (darwin_sections): New.
637 (output_objc_section_asm_op): Rewrite to take advantage of
639 (darwin_init_sections): Rewrite to use darwin_sections.
640 (machopic_output_indirection): Update for darwin_sections array.
641 (machopic_select_section): Likewise.
642 (machopic_select_rtx_section): Likewise.
643 (machopic_asm_out_constructor): Likewise.
644 (machopic_asm_out_destructor): Likewise.
645 (darwin_file_end): Likewise.
646 * config/rs6000/rs6000.c (machopic_output_stub): Likewise.
647 * config/i386/i386.c (machopic_output_stub): Likewise.
649 2005-12-18 Richard Guenther <rguenther@suse.de>
651 PR tree-optimization/25481
652 * tree-ssa-structalias.c (handle_ptr_arith): Handle accesses we
653 don't have a varinfo for.
655 2005-12-18 Jon Grimm <jgrimm2@us.ibm.com>
656 Janis Johnson <janis187@us.ibm.com>
657 Ben Elliston <bje@au.ibm.com>
659 * optabs.c (init_floating_libfuncs): Handle decimal float modes.
660 (init_optabs): Handle libfuncs for decimal float.
661 * genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT.
662 * stor-layout.c (int_mode_for_mode): Likewise.
663 * simplify-rtx.c (simplify_immed_subreg): Likewise.
664 (simplify_unary_operation_1): Skip optimisations for decimal float
666 * varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT.
667 * emit-rtl.c (gen_const_vector): Add assertion check.
668 (init_emit_once): Populate const_tiny_rtx with constants in each
670 * expmed.c (extract_high_half, expand_mult_highpart_optab,
671 expand_mult_highpart): Assert that mode is not a scalar float
673 * expr.c (convert_move): Handle conversion between decimal and
674 binary floats of the same size.
675 * convert.c (convert_to_real): Consider decimal float types when
677 * dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to
678 describe decimal floating point types.
680 2005-12-18 Ulrich Weigand <uweigand@de.ibm.com>
682 PR rtl-optimization/21041
683 * reload.c (find_reloads_subreg_address): Replace paradoxical
684 subreg of MEM by widened access only if the resulting memory
685 is properly aligned, even on !STRICT_ALIGNMENT targets.
687 2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
689 * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
691 2005-12-18 Steven Bosscher <stevenb@suse.de>
693 * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
694 the 2005-12-17 patch to renumber the entry and exit blocks.
696 2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
698 * doc/objc.texi (Type encoding): Fix typo.
700 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
702 * tree-tailcall.c (find_tail_calls): Use XNEW.
703 * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
704 (free_all_edge_infos): Use explicit cast to convert from void *.
705 (vrp_free): Likewise.
706 (dom_opt_finalize_block): Likewise.
707 (record_equivalences_from_incoming_edge): Likewise.
708 (thread_across_edge): Likewise. Use XCNEWVEC.
709 (record_cond): Use XCNEW.
710 (record_conditions): Use XNEWVEC.
711 (record_edge_info): Use XCNEWVEC.
712 (lookup_avail_expr): Use XNEW.
713 (record_range): Likewise. Use GGC_NEW.
714 * tree-nested.c (var_map_hash): Use explicit cast to convert from
716 (var_map_eq): Likewise.
717 (lookup_field_for_decl): Likewise.
718 (convert_nonlocal_reference): Likewise.
719 (convert_local_reference): Likewise.
720 (convert_nl_goto_reference): Likewise.
721 (convert_nl_goto_receiver): Likewise.
722 (convert_call_expr): Likewise.
723 (convert_tramp_reference): Likewise.
724 (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
725 (convert_nl_goto_reference): Likewise.
726 (lookup_field_for_decl): Use GGC_NEW.
727 (create_nesting_tree): Use GGC_CNEW.
728 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
729 * tree-ssa-alias.c (init_alias_info): Use XCNEW.
730 (create_alias_map_for): Likewise.
731 (setup_pointers_and_addressables): Use XCNEWVEC.
732 (get_ptr_info): Use GGC_NEW.
733 (used_part_map_eq): Use explicit cast to convert from void *.
734 (up_lookup): Likewise.
735 (up_insert): Use XNEW.
736 (get_or_create_used_part_for): Use XCNEW.
737 (get_tmt_for): Likewise.
738 * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
739 * tree-ssa-pre.c (phi_trans_add): Use XNEW.
740 (bitmap_set_new): Use explicit cast to convert from void *.
742 (insert_into_set): Likewise.
743 (pool_copy_list): Likewise.
744 (phi_translate): Likewise.
745 (create_value_expr_from): Likewise.
746 (insert_aux): Use XCNEWVEC.
747 (compute_avail): Use XNEWVEC.
748 * tree-ssa-live.c (calculate_live_on_entry): Likewise.
749 (sort_coalesce_list): Likewise.
750 (build_tree_conflict_graph): Use XCNEWVEC.
751 * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
752 * tree-ssa-copy.c (init_copy_prop): Likewise.
753 (fini_copy_prop): Likewise.
754 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
756 (record_equiv): Use XNEW.
757 (uncprop_into_successor_phis): Use explicit cast to convert from
759 (uncprop_initialize_block): Likewise.
761 2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
763 PR tree-optimization/24378
764 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
765 basic-block after loop-versioning.
767 2005-12-18 Jeff Law <law@redhat.com>
769 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
770 to simplify SWITCH_EXPR_CODE moved from here to ...
771 * tree-ssa-forwprop.c (simplify_switch_expr): Here.
772 (tree-ssa-forward_propagate_single_use_vars): Call
773 simplify_switch_expr when appropriate.
775 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
777 * doc/objc.texi (Type encoding): Add documentation about encoding
778 complex types and _Bool.
780 2005-12-17 Paul Brook <paul@codesourcery.com>
782 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
783 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
784 when frame_pointer_needed.
786 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
788 * tree-vn.c (vn_add): Use XNEW.
789 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
790 (ccp_fold): Likewise.
791 (fold_stmt_r): Use explicit cast to convert from void *.
792 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
793 (new_temp_expr_table): Likewise.
794 * gimplify.c (lookup_tmp_var): Use XNEW.
795 (gimplify_asm_expr): Use explcit cast to convert from void *.
796 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
797 (get_def_blocks_for): Use XNEW.
798 (add_to_repl_tbl): Likewise.
799 (mark_def_sites): Use explicit cast to convert from void *.
800 (def_blocks_free): Likewise.
801 (mark_def_sites_initialize_block): Likewise.
802 (update_ssa): Use XNEWVEC.
803 * tree-dfa.c (create_var_ann): Use GGC_NEW.
804 (create_stmt_ann): Likewise.
805 (create_tree_ann): Likewise.
806 (referenced_var_insert): Likewise.
807 (set_default_def): Likewise.
808 (referenced_var_lookup_if_exists): Use explicit cast to convert
810 (referenced_var_lookup): Likewise.
811 (default_def): Likewise.
812 (set_default_def): Likewise.
813 * tree-cfg.c (create_bb): Likewise.
814 (edge_to_cases_cleanup): Likewise.
815 (verify_node_sharing): Likewise.
816 (record_switch_edge): Use XNEW.
817 (cleanup_dead_labels): Use XCNEWVEC.
818 (tree_duplicate_sese_region): Use XNEWVEC.
819 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
820 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
821 (int_tree_map_eq): Use explicit cast to convert from void *.
822 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
823 (__gcov_execl): Likewise.
824 (__gcov_execlp): Likewise.
825 (__gcov_execle): Likewise.
826 * tree-eh.c (struct_ptr_eq): Likewise.
827 (struct_ptr_hash): Likewise.
828 (lookup_stmt_eh_region_fn): Likewise.
829 (outside_finally_tree): Likewise.
830 (find_goto_replacement): Likewise.
831 (make_eh_edge): Likewise.
832 (mark_eh_edge): Likewise.
833 (add_stmt_to_eh_region_fn): Use GGC_NEW.
834 (record_in_finally_tree): Use XNEW.
835 (maybe_record_in_goto_queue): Use XRESIZEVEC.
836 (lower_try_finally_copy): Use XCNEWVEC.
838 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
840 * tree-inline.c (copy_body_r): Use explicit cast when converting
843 (copy_edges_for_bb): Likewise.
844 (remap_decl_1): Likewise.
845 (estimate_num_insns_1): Likewise.
846 * cgraph.c (hash_node): Use explicit cast when converting from
849 (cgraph_create_node): Use GGC_CNEW.
850 (cgraph_create_edge): Use GGC_NEW.
851 (cgraph_remove_node): Use explicit cast when converting from void *.
852 (hash_varpool_node): Likewise.
853 (eq_varpool_node): Likewise.
854 (cgraph_varpool_node): Use GGC_CNEW.
855 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
856 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
857 (eq_scev_info): Use explicit cast when converting from void *.
858 (find_var_scev_info): Likewise.
859 (set_instantiated_value): Likewise.
860 (gather_stats_on_scev_database_1): Likewise.
861 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
863 * c-pch.c (c_common_write_pch): Use XNEWVEC.
864 (c_common_read_pch): Likewise.
865 * prefix.c (save_string): Use XNEWVEC.
866 (translate_name): Use explicit cast when converting from void *.
867 * c-ppoutput.c (print_line): Use explicit cast when converting
869 (pp_dir_change): Likewise.
870 * c-cppbuiltin.c (builtin_define_std): Likewise.
871 (builtin_define_with_value): Likewise.
872 (builtin_define_with_value_n): Likewise.
873 (builtin_define_with_int_value): Likewise.
874 (builtin_define_type_max): Likewise.
875 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
876 (add_path): Use XNEW.
877 * c-format.c (check_format_info_main): Use GGC_NEW.
878 (format_type_warning): Use explicit cast when converting from void *.
879 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
881 (start_init): Likewise.
882 * tree-flow-inline.h (first_referenced_var): Use explicit cast
883 when converting from void *.
884 (next_referenced_var): Likewise.
885 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
886 * gensupport.c (lookup_predicate): Use explicit cast to convert
888 (init_predicate_table): Use XCNEW instead of xcalloc.
889 * genpreds.c (process_define_predicate): Likewise.
891 2005-12-17 Danny Berlin <dberlin@dberlin.org>
892 Kenneth Zadeck <zadeck@naturalbridge.com>
894 * basic-block.h: Changed basic block numbering so that the entry
895 block is 0 and the exit block is 1. Changed insn iterators so
896 that they are tolerant of blocks with no insns.
897 * regrename.c (copyprop_hardreg_forward): Changed basic block
898 numbering so that the entry block is 0 and the exit block is 1.
899 * sched-ebb.c (sehedule_ebbs): Ditto.
900 * tracer.c (branch_ratio_cutoff): Ditto.
901 * cfgloopmanip.c (fix_loop_structure): Ditto.
902 * cfghooks.c (verify_flow_info): Ditto.
903 * cfg.c (compact_blocks): Ditto.
904 * reorg.c (dbr_schedule): Ditto.
905 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
906 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
907 calculate_dominance_info): Ditto.
908 * cfganal.c (create_edge_list, print_edge_list,
909 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
910 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
911 dfs_enumerate_from): Ditto.
912 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
913 * ifcvt.c (find_if_case_2): Ditto.
914 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
915 find_basic_blocks): Ditto.
916 * predict.c (predict_loops, tree_bb_level_predictions,
917 predict_paths_leading_to, propagate_freq): Ditto.
918 * lcm.c (compute_antinout_edge, compute_laterin,
919 compute_available): Ditto.
920 * function.c (thread_prologue_and_epilogue_insns): Ditto.
921 * gcse.c (gcse_main, bypass_jumps): Ditto.
922 * profile.c (compute_branch_probabilities,
923 compute_value_histograms, branch_prob): Ditto.
924 * tree-flow-inline.h (bsi_start, bsi_after_labels,
926 * tree-ssa-phiopt.c (tree_ssa_phiopt,
927 blocks_in_phiopt_order): Ditto.
928 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
929 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
930 * tree-dfa.c (collect_dfa_stats): Ditto.
931 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
932 * cfglayout.c (fixup_reorder_chain): Ditto.
933 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
934 partition_hot_cold_basic_blocks): Ditto.
935 * var-tracking.c (vt_find_locations): Ditto.
936 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
937 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
938 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
939 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
940 * tree-ssa-reassoc.c (init_reassoc): Ditto.
941 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
942 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
943 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
944 and removed unused reverse orders.
946 * combine.c: Fix document typo.
948 2005-12-17 Jan Hubicka <jh@suse.cz>
950 * tree-flow-inline.h (set_default_def, default_def): Kill.
951 * tree-dfa.c (default_defs): New global variable.
952 (default_def, set_default_def): New functions.
953 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
954 * tree-flow.h (struct var_ann_d): Kill default_def field.
955 (set_default_def, default_def): Update prototype.
956 (default_defs): Declare.
958 2005-12-16 Jeff Law <law@redhat.com>
960 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
961 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
962 into tree-ssa-forwprop.c.
963 (eliminate_redundant_computations): Do not call
964 simplify_rhs_and_lookup_avail_expr anymore.
965 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
966 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
967 (tree_ssa_forward_propagate_single_use_vars): Call
968 simplify_not_neg_expr appropriately.
970 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
973 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
975 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
977 PR rtl-optimization/25456
978 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
979 info->x_start with p->x_start.
981 2005-12-17 Alan Modra <amodra@bigpond.net.au>
983 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
984 introduced 2005-12-16.
986 2005-12-16 Steven Bosscher <stevenb@suse.de>
988 PR rtl-optimization/23837
989 * optabs.c (expand_binop): For a multi-word rotate, never emit
990 a REG_NO_CONFLICT block.
992 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
995 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
998 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
1001 2005-12-16 Steven Bosscher <stevenb@suse.de>
1003 * loop-invariant.c (move_loop_invariants): Add missing hunk from
1004 the previous patch, to nullify df.
1006 2005-12-16 Steven Bosscher <stevenb@suse.de>
1008 * reorg.c (mostly_true_jump): Clean up code depending on
1009 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
1010 poor man's branch prediction, instead rely on REG_BR_PROB
1011 notes to be available.
1013 2005-12-16 Jakub Jelinek <jakub@redhat.com>
1015 PR rtl-optimization/24899
1016 * loop.c (strength_reduce): Don't reduce giv that is not always
1017 computable and where add_val or mult_val can trap.
1019 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
1021 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
1023 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
1024 names of ms1-16-002 files.
1026 2005-12-16 Alan Modra <amodra@bigpond.net.au>
1029 * gcc.c (for_each_path): New function.
1030 (add_to_obstack, file_at_path): New functions.
1031 (struct file_at_path_info, struct add_to_obstack_info): New.
1032 (build_search_list): Rewrite using for_each_path. Constify struct
1033 path_prefix pointer. Add do_multi param. Adjust all callers.
1034 (find_a_file): Similarly, but just change existing param to bool.
1035 (putenv_from_prefixes): Add do_multi param, make "paths" const.
1036 (do_spec_path): Delete.
1037 (struct spec_path_info): New.
1038 (spec_path): New function.
1039 (do_spec_1): Use for_each_path for %D and %I.
1040 (find_file): Adjust for find_a_file changes.
1041 (main): Search multilibs for specs. Print multilib lib path for
1042 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
1043 (read_specs): Search multilibs for %include and %include_noerr.
1044 (is_directory): Remove second string param. Change last param
1045 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
1046 check path is a dir. Update all callers.
1047 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
1048 * system.h (SMALL_ARG_MAX): Poison.
1049 * config.gcc: Don't define SMALL_ARG_MAX.
1050 * config.host: Likewise.
1051 * config.build: Likewise.
1053 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
1055 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
1056 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
1057 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
1058 simplify_logical): Move simplifications that do not require
1059 additional infrastructure...
1060 * simplify-rtx.c (simplify_unary_operation_1,
1061 simplify_binary_operation_1): ... here.
1063 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
1066 * flow.c (mark_used_dest_regs): New function.
1067 (mark_used_regs): Call mark_used_dest_regs.
1069 2005-12-16 Jeff Law <law@redhat.com>
1071 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
1072 represent a use and definition of the same SSA_NAME.
1074 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
1075 Janis Johnson <janis187@us.ibm.com>
1076 Ben Elliston <bje@au.ibm.com>
1078 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
1079 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
1080 * target.h (struct gcc_target): Add decimal_float_supported_p.
1081 * targhooks.c (default_scalar_mode_supported_p): Handle
1083 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
1084 of inf, nan, finite, isinf and isnan.
1085 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
1086 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
1087 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
1088 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
1089 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
1090 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
1091 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
1092 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
1093 Pedwarn if decimal floating point types are used. Error if
1094 decimal floating point is not supported by the target.
1095 (finish_declspecs): Return type from DFP typespec_word.
1096 * c-typeck.c (c_common_type): Choose the decimal floating point
1097 type with the greater precision when determining a common type.
1098 (convert_arguments): Warn if there is a mismatch between argument
1099 and prototype for decimal float types. Warn of conversions with
1100 binary float types and of precision narrowing due to prototype.
1101 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
1102 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
1103 (c_token_starts_declspecs): Likewise.
1104 (c_parser_attributes): Likewise.
1105 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
1106 RID_DFLOAT64, RID_DFLOAT128.
1107 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
1108 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
1109 (shorten_compare): Convert DFP/BFP operands to a common type.
1110 (c_common_modes_and_builtins): Register built-in decimal float
1111 types if the target supports them.
1112 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
1113 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
1114 inf, nan, finite, isinf and isnan builtins.
1115 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
1116 (builtin_define_float_constants): Assert non-decimal radix.
1117 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
1118 Call builtin_define_decimal_float_constants for each type.
1119 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
1120 flags. Use real_from_string3, which can handle binary or decimal
1122 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
1123 cts_dfloat64, cts_dfloat128.
1124 * tree.c (build_common_tree_nodes_2): Add decimal float types.
1125 * tree.h (enum tree_index): Add new enumeration values
1126 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
1127 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
1128 (dfloat32_type_node): New macro.
1129 (dfloat64_type_node, dfloat128_type_node): Likewise.
1130 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
1131 (dfloat128_ptr_type_node): Likewise.
1132 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
1133 bit decimal floating point types with "df", "dd" and "dl".
1134 * c-format.h (enum format_lengths): Add new enumeration values
1135 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
1136 * c-format.c (printf_length_specs, scanf_length_specs): Add
1137 entries for H, D, DD.
1138 (print_char_table, scan_char_table): Use new entries.
1139 (asm_fprintf_char_table, gcc_diag_char_table,
1140 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
1142 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
1143 (DECIMAL64_TYPE_SIZE): Likewise.
1144 (DECIMAL128_TYPE_SIZE): Likewise.
1145 (TARGET_DEC_EVAL_METHOD): Likewise.
1146 * doc/extend.texi (Decimal Float): New node.
1147 (Constructing Calls): Document decimal float built-ins.
1148 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
1149 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
1150 * ginclude/decfloat.h: New file.
1152 2005-12-16 Alan Modra <amodra@bigpond.net.au>
1154 * reload.c (find_reloads): Fix comment typo.
1155 * recog.h (recog_memoized): Correct comment.
1157 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
1159 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
1160 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
1161 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
1162 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
1163 * doc/invoke.texi, doc/tm.texi: Fix typos.
1165 2005-12-16 Ben Elliston <bje@au.ibm.com>
1167 * real.c (decimal_quad_format): Correct values for emin, emax.
1169 2005-12-15 DJ Delorie <dj@redhat.com>
1171 * config/m32c/predicates.md (m32c_psi_scale): New.
1172 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
1173 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
1175 2005-12-16 Jan Hubicka <jh@suse.cz>
1177 PR rtl-optimization/25224
1178 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
1181 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
1182 Steven Bosscher <stevenb@suse.de>
1184 * loop-invariant.c (df): New global variable.
1185 (find_defs, check_dependencies, find_invariant_insn, record_uses,
1186 find_invariants_bb, find_invariants_body, find_invariants,
1187 find_invariants_to_move, move_invariants, free_inv_motion_data,
1188 move_single_loop_invariants, move_loop_invariants): Do not pass df in
1191 2005-12-15 Jakub Jelinek <jakub@redhat.com>
1193 * varasm.c (default_unique_section_1): Use special section
1194 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
1196 2005-12-16 Ben Elliston <bje@au.ibm.com>
1198 * doc/invoke.texi (Warning Options): Document -Walways-true being
1201 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
1204 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
1205 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
1206 __floatunditf): Use #error if type sizes don't match requirements
1208 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
1209 as wider floating-point type. Use #error if type sizes don't
1210 match requirements of implementation. Avoid overflow in computing
1211 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
1212 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
1213 (__floatundisf, __floatundidf): Likewise.
1214 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
1215 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1216 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
1217 TFmode-TImode conversions.
1218 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
1220 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
1222 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
1223 Use builtin_define_with_int_value() instead of
1224 adding a new check for every new major FreeBSD version.
1226 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
1228 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
1230 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1232 * config/arm/predicates.md (call_memory_operand): New.
1233 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
1235 2005-12-15 Andrew Haley <aph@redhat.com>
1237 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
1238 against prev_cache_entry == NULL when moving a cache entry to the
1241 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1243 * config/mt/mt.c (mt_override_options): Require lower case
1244 architectures. Revert accidental default to ms2.
1245 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
1246 ENDFILE_SPEC): Require lower case architectures. Revert default
1249 * doc/invoke.texi (MT Options): Rename and update.
1250 * doc/md.texi (MorphoTech family): Rename and update.
1252 2005-12-15 Olivier Hainque <hainque@adacore.com>
1254 * stor-layout.c (layout_type): Don't complain about a too small
1255 an array element type size compared to its alignment when the
1258 2005-12-15 Jan Hubicka <jh@suse.cz>
1261 * i386.c (classify_argument): Properly adjust offset of bitfield for
1264 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1266 * final.c (final_scan_insn): Flip in_cold_section_p when changing
1267 between the hot and cold sections. Use current_function_section
1268 to get the new section.
1269 * dwarf2out.c (output_line_info): Use in_cold_section_p to
1270 determine whether we are assembling hot or cold code.
1271 (secname_for_decl, dwarf2out_var_location): Likewise.
1272 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
1273 * varasm.c (last_text_section): Delete.
1274 (in_cold_section_p): New variable.
1275 (hot_function_section): New function.
1276 (current_function_section): Pass in_cold_section_p as the
1277 reloc argument to select_section. Use it to decide between
1278 unlikely_function_section and hot_function_section.
1279 (assemble_start_function): Use switch_to_section. Set
1280 in_cold_section_p instead of last_text_section.
1281 (assemble_end_function): Use switch_to_section.
1282 (switch_to_section): Don't set last_text_section.
1283 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
1284 argument to make the right choice between hot and cold sections.
1286 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1288 Second part of MS1->MT renaming
1289 * config/mt/mt.md (doloop_end): Call mt_add_loop.
1290 (movqi, movhi): Call mt_set_memflags.
1291 (*movdf_internal): Call mt_split_words.
1292 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
1294 (cmpsi): Store to mt_compare_op[01].
1295 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
1296 bungt, bunle, bunlt): Call mt_emit_cbranch.
1297 (prologue): Call mt_expand_prologue.
1298 (epilogu): Call mt_expend_epilogue.
1299 (eh_return): Call mt_expand_eh_return.
1300 (eh_epilogue): Call me_emit_eh_epilogue.
1301 (conditional_trap): Store to mt_compare_op[01].
1302 * config/mt/crti.asm: Adjust comment.
1303 * config/mt/crtn.asm: Adjust comment.
1304 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
1305 (mt_compare_op0, mt_compare_op1): Renamed.
1306 (current_frame_info, zero_frame_info): Adjust type.
1307 (mt_ucmpsi3_libcall): Renamed.
1308 (mt_flag_delayed_branch): Renamed.
1309 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
1310 (mt_nops_required, mt_nop_reasons): Renamed.
1311 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
1312 mt_debug_stack, mt_print_operand_simple_address,
1313 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
1314 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
1315 mt_function_arg_advance, mt_arg_partial_bytes,
1316 mt_pass_by_reference, mt_function_arg_boundary,
1317 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
1318 mt_legitimate_address_p): Renamed, adjusted.
1320 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
1321 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
1322 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
1323 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
1324 mt_expand_eh_return, mt_emit_eh_prologue,
1325 mt_handl_interrupt_attribute): Renamed, adjusted.
1326 (mt_attribute_table): Renamed, adjusted.
1327 (mt_initial_elimination_offset, mt_generate_compare,
1328 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
1329 mt_secondary_reload_class, mt_function_value, mt_split_words,
1330 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
1331 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
1332 (mt_labels): Renamed.
1333 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
1334 mt_machine_reorg): Renamed, adjusted.
1335 (mt_attribute_table: Renamed.
1336 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
1337 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
1338 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
1339 * config/mt/mt.opt (march): Set mt_cpu_string.
1340 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
1341 (TARGET_CPU_CPP_BUILTINS): Adjust.
1342 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
1343 TARGET_MS2): Adjust.
1344 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
1345 (MT_MIN_INT): Renamed.
1346 (RETURN_ADDR_RTX): Adjust.
1347 (struct mt_frame_info): Renamed.
1348 (current_frame_info): Adjust type.
1349 (INITIAL_ELIMINATION_OFFSET): Adjust.
1350 (MT_NUM_ARG_REGS): Renamed.
1351 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
1352 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
1353 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
1354 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
1355 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
1356 (mt_compare_op0, mt_compare_op1): Renamed.
1357 * config/mt/mt-protos.h: Rename prototypes.
1359 2005-12-15 Richard Guenther <rguenther@suse.de>
1361 * tree-flow.h (okay_component_ref_for_subvars): Remove.
1362 (get_ref_base_and_extent): Declare.
1363 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
1364 (get_ref_base_and_extent): New function.
1365 * tree-ssa-alias.c (find_used_portions): Use it.
1366 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1368 * tree-ssa-operands.c (get_expr_operands): Likewise.
1370 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
1372 * combine.c: Remove force_to_mode's fourth parameter.
1373 (force_to_mode): Do not handle REG.
1374 (canon_reg_for_combine): New.
1375 (make_field_assignment): Use it where the removed argument was non-NULL.
1377 2005-12-15 Alan Modra <amodra@bigpond.net.au>
1380 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
1381 error_mark_node. Make alignment params unsigned.
1382 * config/rs6000/rs6000-protos.h
1383 (rs6000_special_round_type_align): Update prototype.
1384 (rs6000_machopic_legitimize_pic_address): Remove arg names.
1386 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
1388 PR rtl-optimization/25310
1389 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
1390 of the eliminable register when substituting into a PLUS.
1392 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1395 * config/i386/i386.c (ix86_force_to_memory): Always use
1396 SImode push for HImode in -m32.
1397 (ix86_free_from_memory): Likewise.
1399 2005-12-14 Richard Sandiford <richard@codesourcery.com>
1401 * gcc/config/arm/arm.md: Provide a big-endian version of the
1402 (zero_extend:SI (subreg:QI ...)) splitter.
1404 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1406 * struct-equiv.c (note_local_live): Handle hard regs with different
1409 2005-12-14 Jeff Law <law@redhat.com>
1411 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
1412 to a structure containing state rather than a pointer to bool.
1413 (case ARRAY_REF): New code to handle folding some array references.
1414 (case ADDR_EXPR): Note when we are processing expressions found
1415 within an ADDRE_EXPR.
1416 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
1417 for state variables rather than just a pointer to a boolean.
1418 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1419 handling of constant string references.
1421 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1423 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
1424 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
1425 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
1426 Move other tst* patterns to retain partial order.
1428 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1430 * config/s390/s390.md ("d0", "1"): New mode attributes.
1431 ("<shift>di3", "<shift>si3"): Merge.
1432 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
1433 ("ashrdi3", "ashrsi3"): Merge.
1434 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
1435 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
1436 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
1437 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
1438 ("*ashrdi3", "*ashrsi3"): Merge.
1439 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
1441 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1443 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
1444 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
1445 ("*extendqidi2", "*extendqisi2") Merge.
1446 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
1447 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1448 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
1449 Move some patterns to retain partial ordering.
1451 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1453 * config/s390/s390.md ("atype", "length"): Rewrite.
1454 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
1456 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1458 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
1460 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1462 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
1463 PARALLELs with a mode.
1465 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1467 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
1468 cond_expr parameter.
1470 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1472 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
1474 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1478 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
1481 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
1483 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1487 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
1488 DECL_P, call get_section rather than get_named_section. Supply
1489 section flags to it.
1491 2005-12-14 Ben Elliston <bje@au.ibm.com>
1493 * c-common.c (c_common_truthvalue_conversion): Generalise warning
1494 for addresses converted to booleans; not just function addresses.
1495 * c-typeck.c (build_binary_op): Warn for address comparisons which
1496 can never be NULL (eg. func == NULL or &var == NULL).
1497 * common.opt (Walways-true): New option.
1498 * c-opts.c (c_common_handle_option): Set it with -Wall.
1499 * doc/invoke.texi: Document it.
1501 2005-12-13 Paul Brook <paul@codesourcery.com>
1503 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
1504 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
1506 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1508 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
1509 (EXTRA_MULTILIB_PARTS): Define.
1511 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1513 PR rtl-optimization/20070 / part1
1514 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
1515 count_or_remove_death_notes with kill == -1.
1516 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
1517 registers if PROP_POST_REGSTACK is set.
1518 (mark_used_reg): Likewise.
1519 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
1520 REG_UNUSED notes for stack regs.
1521 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
1522 to match rtx_equiv_p machinery. Change caller.
1523 (outgoing_edges_match): Likewise.
1524 (try_crossjump_to_edge): Use struct_equiv_block_eq
1525 instead of flow_find_cross_jump.
1526 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
1527 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
1528 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
1529 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
1530 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
1531 (insns_match_p): Update prototype.
1532 (flow_find_cross_jump): Remove prototype.
1533 (struct_equiv_block_eq, struct_equiv_init): Declare.
1534 (rtx_equiv_p, condjump_equiv_p): Likewise.
1535 * struct-equiv.c: Include reload.h.
1536 (IMPOSSIBLE_MOVE_FACTOR): Define.
1537 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
1538 (struct_equiv_improve_checkpoint): Likewise.
1539 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
1540 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
1541 (struct_equiv_merge, find_dying_input): Likewise.
1542 (resolve_input_conflict, note_local_live): Likewise.
1543 (death_notes_match_p): Change parameters and processing
1544 to match rtx_equiv_p machinery. Change caller.
1545 (insns_match_p): Likewise.
1546 (flow_find_cross_jump): Replace with:
1547 (struct_equiv_block_eq).
1549 Back out this change:
1550 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1551 * recog.c (verify_changes): Make it static.
1552 * recog.h: Remove the corresponding prototype.
1554 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1556 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
1559 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1561 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
1562 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
1563 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
1564 TARGET_MS1_64_001 appropriately.
1565 (ms1_machine_reorg): Use TARGET_MS2.
1567 2005-12-13 Jakub Jelinek <jakub@redhat.com>
1571 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
1572 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
1573 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
1574 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
1575 Set mode to SI, adjust constraints.
1576 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
1577 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
1580 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
1582 * c-cppbuiltin.c (builtin_define_float_constants): Add
1583 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
1584 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
1585 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
1586 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
1587 to "((double)%sL)" otherwise "%s".
1589 2005-12-13 Paul Brook <paul@codesourcery.com>
1591 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
1594 2005-12-11 Rafael vila de Espndola <rafael.espindola@gmail.com>
1596 * tree-flow.h: Allow compilation with a C++ compiler.
1597 (struct edge_prediction): Prefix all field names with "ep_".
1598 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
1599 (tree_predict_edge, combine_predictions_for_bb): Likewise.
1600 (remove_predictions_associated_with_edge): Likewise.
1602 2005-12-12 Jeff Law <law@redhat.com>
1604 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1606 * passes.c (init_optimization_passes): Run reassociation again
1607 after loop optimizations.
1609 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
1611 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
1613 (optimize_stmt): Ditto.
1614 (canonicalize_comparison): New function.
1615 * tree-ssa-operands.c (swap_tree_operands): Make external.
1616 (get_expr_operands): Stop auto-canonicalization.
1617 * tree-ssa-reassoc.c: Rewrite.
1618 (init_optimization_passes):
1619 * tree-flow.h (swap_tree_operands): Prototype.
1620 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
1622 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1624 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
1625 indicate function epilogue has been output.
1626 (pa_asm_output_mi_thunk): Likewise.
1627 (output_deferred_plabels): Put plabels in readonly data section when
1628 not generating PIC code.
1629 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
1630 information. Add assert.
1631 (som_output_comdat_data_section_asm_op): New function.
1632 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
1633 instead of output_section_asm_op for COMDAT sections.
1635 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
1637 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
1638 Fix whitespace in vincinity of to-be-installed changes.
1639 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
1640 (insns_match_p): Likewise.
1642 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
1644 * config.gcc (ms1): Replace with ...
1646 * config/ms1: Rename to ...
1647 * config/mt: ... here. Rename ms1 files to mt.
1648 * config/mt/mt.c: Adjust gt-mt.h #include.
1649 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
1650 (crti.o, crtn.o): Adjust file names.
1652 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
1654 * varray.h: Allow compilation with a C++ compiler.
1655 (union varray_data_tag): Prefix all field names with "vdt_".
1656 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
1657 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
1658 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
1659 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
1660 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
1661 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
1662 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
1663 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
1664 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
1665 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
1666 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
1667 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
1668 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
1669 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
1670 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
1671 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
1672 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
1673 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
1674 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
1675 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
1676 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
1677 VARRAY_TOP_TREE_PTR): Likewise.
1678 * varray.c (varray_grow): Likewise.
1679 (varray_clear): Likewise.
1681 2005-12-12 Alan Modra <amodra@bigpond.net.au>
1684 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
1685 alignment to doubleword if the first field is a double array.
1686 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
1688 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1690 * tree-ssa-structalias.c (process_constraint): Remove code to
1691 transform addressofs into scalar.
1692 (create_variable_info_for): In whole-program IPA, globals don't
1693 point to ANYTHING by default.
1695 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1697 * timevar.def (TV_IPA_PTA): New.
1698 * tree-pass.h (pass_ipa_pta): New
1699 * tree-ssa-structalias.c: Include cgraph.h
1701 (predbitmap_obstack): New.
1702 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
1703 (struct constraint_stats): Add num_edges.
1704 (new_var_info): Don't call bitmap_clear.
1705 (struct constraint_edge): Update docs.
1706 (new_constraint_edge): Remove src param.
1707 (struct constraint_graph): Add zero_weight_succs,
1708 zero_weight_preds. Update docs.
1709 (constraint_expr_equal): Reformat.
1710 (constraint_edge_equal): Update for removal of src.
1711 (constraint_edge_less): Ditto.
1712 (constraint_edge_vec_find): Ditto.
1713 (erase_graph_self_edge): Update for removal of src and and zero
1715 (clear_edges_for_node): Ditto.
1716 (add_graph_edge): Ditto.
1717 (get_graph_weights): Ditto.
1718 (allocate_graph_weights): Ditto.
1719 (merge_graph_nodes): Ditto.
1720 (int_add_graph_edge): Ditto.
1721 (valid_graph_edge): Ditto.
1722 (valid_weighted_graph_edge): Ditto.
1723 (build_constraint_graph): Ditto.
1725 (collapse_nodes): Ditto.
1726 (process_unification_queue): Ditto.
1727 (topo_visit): Ditto.
1728 (solve_graph): Ditto.
1729 (do_structure_copy): Ditto.
1730 (perform_var_substitution): Ditto.
1731 Init and release obstack.
1732 (handle_ptr_arith): Try to resolve directly.
1733 (find_func_aliases): Don't call update_alias_info here
1734 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
1735 (do_sd_constraint): Add code for propagating faster.
1737 (do_ds_constraint): Ditto.
1738 (count_num_arguments): New function.
1739 (create_function_info_for): Ditto.
1740 (create_variable_info_for): Handle FUNCTION_DECL.
1741 (intra_create_variable_infos): Use make_constraint_to_anything.
1742 (init_alias_vars): Init obstacks here.
1743 (need_to_solve): Handle zero weight graph changes.
1744 (compute_points_to_sets): Call update_alias_info here.
1745 (delete_points_to_sets): Free zero weight preds/succs here.
1746 (gate_ipa_pta): New.
1747 (ipa_pta_execute): New
1749 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1751 * tree-ssa-structalias.c (var_anyoffset): Removed.
1752 (anyoffset_tree): Ditto.
1753 (anyoffset_id): Ditto.
1754 (do_deref): Take vector of constraints, no return value.
1755 Update to work on vector.
1756 (get_constraint_for): Ditto.
1757 (get_constraint_for_component_ref): Ditto.
1758 (do_structure_copy): Ditto.
1759 (handle_ptr_arith): Ditto.
1760 (find_func_aliases): Ditto.
1761 (set_uids_in_ptset): Remove anyoffset handling.
1762 (init_base_vars): Ditto.
1764 2005-12-10 Mark Mitchell <mark@codesourcery.com>
1767 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
1768 DECL_EXTERNAL functions have no bodies. Tidy.
1770 2005-12-10 Andreas Schwab <schwab@suse.de>
1772 * except.c (switch_to_exception_section): Only define if
1773 TARGET_UNWIND_INFO is not defined.
1775 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1777 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1778 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1780 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1782 * output.h (init_section, fini_section): Delete.
1783 * varasm.c (init_section, fini_section): Delete.
1784 (init_varasm_once): Don't initialize them.
1785 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1786 there are no corresponding varasm.c variables.
1788 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1790 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1791 of EH_FRAME_SECTION_NAME into...
1792 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1793 if it is still null.
1794 * except.c (default_exception_section): Delete, moving most
1796 (switch_to_exception_section): ...this new function. Set
1797 exception_section if it is still null, then switch to it.
1798 (output_function_exception_table): Use switch_to_exception_section.
1799 * varasm.c (exception_section, eh_frame_section): Update comments.
1800 (get_section): Hoist use of SECTION_NAMED.
1801 (init_varasm_once): Don't set exception_section and eh_frame_section.
1802 * output.h (default_exception_section): Delete.
1803 (default_eh_frame_section): Delete.
1805 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1807 * config/bfin/bfin.c: Include "cgraph.h".
1808 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1809 Return the reg that holds the pointer to the GOT.
1810 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1811 doing stack checking.
1813 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1815 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1816 recompute_tree_invarant_for_addr_expr.
1817 Update uses everywhere.
1819 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1821 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1822 (MULTILIB_DIRNAMES): Define.
1824 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1827 * config/s390/s390.c (struct s390_address): New field literal_pool.
1828 (s390_decompose_address): Compute literal_pool field. Do not
1829 assume register %r13 is always (and solely) used as pool base.
1830 (s390_extra_constraint_str): Use literal_pool field.
1832 2005-12-09 Thiemo Seufer <ths@networkno.de>
1834 * config/mips/mips.c (override_options): Don't allow too small
1835 integers in FP registers.
1837 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1839 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1840 targetm.binds_local_p to check for local function calls.
1842 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1845 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1846 call_used_regs can't be used to save reg in another reg.
1848 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1849 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1851 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1853 * except.c (output_ttype): Likewise.
1854 * tree-object-size.c (collect_object_sizes_for): Likewise.
1855 (check_for_plus_in_loops_1): Likewise.
1856 (check_for_plus_in_loops): Likewise.
1857 (compute_object_sizes): Use gcc_unreachable instead of abort.
1859 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1861 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1862 (loop_end, loop_init, doloop_end): New insns.
1863 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1864 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1865 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1866 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1867 * config/ms1/ms1.c: #include basic-block.h
1868 (struct machine_function): Add has_loops field.
1869 (ms1_add_loop): New.
1870 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1871 (struct loop_info, struct loop_work): New.
1872 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1873 (ms1_reorg_loops): New loop optimization.
1874 (ms1_machine_reorg): Call it.
1875 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1877 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1879 PR tree-optimization/25248
1880 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1881 evolution_of_loop from the failed attempt. Remove handling
1884 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1886 * tree.h (DECL_EXTERNAL): Clarify documentation.
1888 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1889 Jakub Jelinek <jakub@redhat.com>
1892 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1893 argument. Don't drop outer ANDs.
1894 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1895 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1897 * config/s390/predicates.md (setmem_operand): Remove.
1898 (shift_count_operand): Rename to...
1899 (shift_count_or_setmem_operand): ... this. Adjust
1900 s390_decompose_shift_count caller.
1901 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1902 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1903 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1904 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1905 rotl<mode>3_and, setmem_long_and): New insns.
1906 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1907 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1908 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1909 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1910 of shift_count_operand.
1911 (setmem_long): Use shift_count_or_setmem_operand instead of
1914 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1915 Andreas Tobler <a.tobler@schweiz.ch>
1917 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1920 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1922 * expr.c (force_operand): Use convert_to_mode for conversions.
1924 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1926 * reload.h (reg_equiv_invariant): Declare.
1927 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1928 register also when reg_equiv_invariant[R] is set.
1930 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1931 Andreas Tobler <a.tobler@schweiz.ch>
1933 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1935 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1937 * tree-ssa-pre.c (bitmap_set_and): New function.
1938 (bitmap_set_and_compl): New function.
1939 (bitmap_set_empty_p): New function.
1940 (insert_extra_phis): New function.
1941 (compute_avail): Use insert_extra_phis.
1943 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1945 * config/s390/s390.c (s390_expand_atomic): New function.
1946 Adjust comment of helper functions.
1947 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1948 * config/s390/s390.md ("ATOMIC"): New code macro.
1949 ("atomic"): Corresponding new code attribute.
1950 ("sync_lock_test_and_set[hq]i",
1951 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1953 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1955 * config/s390/s390.c (s390_expand_mask_and_shift,
1956 struct alignment_context, init_alignment_context,
1957 s390_expand_cs_hqi): New.
1958 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1959 * config/s390/s390.md ("sync_compare_and_swaphi",
1960 "sync_compare_and_swapqi"): New pattern.
1962 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1964 Fix PR tree-optimization/25291
1965 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1966 redundant and crashing check.
1968 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1971 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1972 tests further when !strict && reload_in_progress.
1973 (print_operand): Check that both operands of indexed address are regs.
1974 (print_operand_address): Likewise.
1975 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1976 (INT_REG_OK_FOR_BASE_P): Correct.
1978 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1980 Preparation for PR rtl-optimization/20070 / part1
1981 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1982 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1983 outgoing_edges_match.
1984 (outgoing_edges_match): Use condjump_equiv_p.
1985 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1987 * struct-equiv.c: New file.
1988 (death_notes_match_p) New function, broken out of insns_match_p.
1989 * Makefile.in (OBJS-common): Add struct-equiv.o.
1990 (struct-equiv.o): New target.
1992 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1994 * coretypes.h: Revert previous change.
1995 * config/darwin.h: Revert previous reversion.
1996 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1998 2005-12-07 Richard Sandiford <richard@codesourcery.com>
2000 * coretypes.h (section): Provide dummy definition for target files.
2001 * config/darwin.h: Revert previous change.
2003 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
2005 * doc/sourcebuild.texi (all.build, install-normal): Remove.
2006 * configure.ac: Remove all.build and install-normal from target_list
2007 * configure: Regenerate.
2008 * Makefile.in (install): Don't depend on install-normal.
2010 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
2012 * Makefile.in: Document the use of stamps.
2014 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
2016 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
2017 * Makefile.in: Add code to compute some dependencies on s-gtype
2018 automatically. Remove the declaration of those dependencies.
2020 2005-12-07 Richard Sandiford <richard@codesourcery.com>
2022 * gcc/reload.c (push_secondary_reload): Fix typo:
2023 s/insn_constraint/scratch_constraint/.
2025 2005-12-07 Richard Sandiford <richard@codesourcery.com>
2027 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
2029 2005-12-07 Richard Sandiford <richard@codesourcery.com>
2031 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
2032 (alpha_elf_select_rtx_section): Return the selected section rather
2033 than emitting assembly code.
2034 (alpha_write_linkage): Emit a ".link" directive directly and then
2035 set in_section to NULL.
2036 (vms_asm_out_constructor): Use switch_to_section.
2037 (vms_asm_out_destructor): Likewise.
2038 (unicosmk_output_common): Set in_section to NULL instead of calling
2039 the dummy common_section function.
2040 (unicosmk_text_section): Delete in favor of...
2041 (unicosmk_output_text_section_asm_op): ...this new function.
2042 (unicosmk_data_section): Delete in favor of...
2043 (unicosmk_output_data_section_asm_op): ...this new function.
2044 (unicosmk_init_sections): New function.
2045 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
2046 (unicosmk_output_ssib): Set in_section to NULL instead of calling
2047 the dummy ssib_section function.
2048 (unicosmk_section_buf): Delete.
2049 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
2050 (unicosmk_data_section): Delete.
2051 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2052 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
2053 (SECTION_FUNCTION_TEMPLATE): Delete.
2054 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
2055 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2056 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
2057 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2058 (TARGET_ASM_INIT_SECTIONS): Define.
2059 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
2060 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2061 (link_section, literals_section): Delete.
2062 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
2063 set in_section to NULL.
2065 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
2066 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
2067 (COMMON_SECTION): Delete.
2068 (TARGET_ASM_INIT_SECTIONS): Define.
2069 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
2070 the dummy common_section function.
2071 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2072 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
2073 between readonly_data_section and text_section to check whether
2074 read-only data is being put in the text section.
2075 (arm_output_function_epilogue): Use switch_to_section.
2076 (arm_elf_asm_constructor): Likewise.
2077 (thumb_call_via_reg): Replace call to in_text_section with
2078 a comparison between in_section and text_section.
2079 (arm_file_end): Use switch_to_section.
2080 (aof_text_section): Delete in favor of...
2081 (aof_output_text_section_asm_op): ...this new function.
2082 (aof_data_section): Delete in favor of...
2083 (aof_output_data_section_asm_op): ...this new function.
2084 (aof_asm_init_sections): New function.
2085 (zero_init_section): Moved from config/arm/aof.h.
2086 (aof_dump_imports, aof_file_start): Use switch_to_section.
2087 * config/arm/arm.h (thumb_call_via_label): Update comment.
2088 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
2089 (common_section): Delete.
2090 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2091 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2092 global switch_to_section function instead of the old port-local one.
2093 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
2094 (SWITCH_TO_SECTION_FUNCTION): Delete.
2095 (drectve_section): Redefine as a macro.
2096 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
2097 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
2100 * config/avr/avr.c (progmem_section): New variable.
2101 (avr_output_progmem_section_asm_op): New function.
2102 (avr_asm_init_sections): New function.
2103 (avr_output_addr_vec_elt): Use switch_to_section.
2104 * config/avr/avr.h (progmem_section): Declare.
2105 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2106 (READONLY_DATA_SECTION): Delete.
2107 (TARGET_ASM_INIT_SECTIONS): Define.
2108 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
2109 * config/avr/avr-protos.h (progmem_section): Delete.
2111 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2113 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2114 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
2116 * config/darwin-sections.def: New file.
2117 * config/darwin.c: Define all sections in darwin-sections.def.
2118 (output_objc_section_asm_op, darwin_init_sections): New functions.
2119 (machopic_output_indirection): Use switch_to_section.
2120 (machopic_select_section): Return the selected section rather than
2121 emitting assembly code. Replace the static function table with
2122 inline conditional expressions. Update the tests of last_text_section
2123 and move them into the FUNCTION_DECL block.
2124 (machopic_select_rtx_section): Return the selected section rather than
2125 emitting assembly code.
2126 (machopic_asm_out_constructor, machopic_asm_out_destructor)
2127 (darwin_file_end): Use switch_to_section.
2128 * config/darwin.h: Use darwin-sections.def to declare sections.
2129 (INIT_SECTION_ASM_OP): Remove empty definition.
2130 (HAS_INIT_SECTION): Define this instead.
2131 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2132 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2133 (TARGET_ASM_EH_FRAME_SECTION): Delete.
2134 (TARGET_ASM_INIT_SECTIONS): Define.
2135 * config/darwin-protos.h (darwin_init_sections): Declare.
2136 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
2137 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
2138 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
2139 (constructor_section, destructor_section, mod_init_section): Delete.
2140 (mod_term_section): Delete.
2141 (darwin_exception_section, darwin_eh_frame_section): Delete.
2142 (machopic_select_section): Return a section.
2143 (machopic_select_rtx_section): Likewise.
2144 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
2145 (const_section, const_coal_section, const_data_section): Delete.
2146 (const_data_coal_section, data_coal_section, cstring_section): Delete.
2147 (literal4_section, literal8_section, constructor_section): Delete.
2148 (mod_init_section, mod_term_section, destructor_section): Delete.
2149 (objc_class_section, objc_meta_class_section, objc_category_section)
2150 (objc_class_vars_section, objc_instance_vars_section): Delete.
2151 (objc_cls_meth_section, objc_inst_meth_section): Delete.
2152 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
2153 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
2154 (objc_symbols_section, objc_module_info_section): Delete.
2155 (objc_image_info_section, objc_protocol_section): Delete.
2156 (objc_string_object_section, objc_constant_string_object_section)
2157 (objc_class_names_section, objc_meth_var_names_section): Delete.
2158 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
2159 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
2160 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
2161 (darwin_exception_section, darwin_eh_frame_section): Delete.
2162 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
2164 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
2165 (frv_asm_out_destructor): Likewise.
2166 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2167 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
2168 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
2170 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
2171 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
2172 (data_section): Delete.
2174 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2175 (DRECTVE_SECTION_FUNCTION): Delete.
2176 (drectve_section): Redefine as a macro that sets in_section after
2177 emitting the directive.
2178 (SWITCH_TO_SECTION_FUNCTION): Delete.
2179 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
2180 in_text_section with comparison between in_section and text_section.
2181 * config/i386/i386.c (x86_64_elf_select_section): Return the section
2182 rather than emitting assembly code. Use get_named_section.
2183 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
2185 (machopic_output_stub): Use switch_to_section.
2186 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
2187 (nwld_named_section_asm_out_destructor): Use get_section and
2190 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
2191 rather than emitting assembly code.
2192 (ia64_rwreloc_select_section): Likewise.
2193 (ia64_rwreloc_select_rtx_section): Likewise.
2194 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
2195 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
2197 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2198 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
2200 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
2201 section rather than emitting assembly code.
2202 (iq2000_select_section): Likewise.
2203 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
2204 (sbss_section): Delete.
2206 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
2207 and get_named_section.
2208 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
2210 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
2211 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
2212 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
2213 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
2215 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2216 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2217 global switch_to_section function instead of the old port-local one.
2218 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2219 (SWITCH_SECTION_FUNCTION): Delete.
2220 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
2221 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
2222 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
2223 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
2225 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2226 global switch_to_section function instead of the old port-local one.
2227 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2229 * config/mips/mips.c (mips_file_start): Update comment.
2230 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
2231 (mips_output_aligned_decl_common): Use switch_to_section.
2232 (mips_select_rtx_section): Return the section rather than emitting
2233 assembly code. Use get_named_section.
2234 (mips_function_rodata_section: Likewise get_section.
2235 (build_mips16_function_stub): Use switch_to_section.
2236 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
2237 (SDATA_SECTION_ASM_OP): Delete.
2238 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
2239 (EXTRA_SECTION_FUNCTIONS): Delete.
2241 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
2242 (mmix_asm_output_aligned_local): Use switch_to_section.
2244 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
2245 (som_one_only_readonly_data_section): New variables.
2246 (pa_output_function_epilogue): Set in_section to NULL instead of
2247 calling forget_section.
2248 (output_deferred_plabels): Use select_section.
2249 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
2250 of calling forget_section.
2251 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
2252 (pa_asm_output_aligned_local): Use select_section.
2253 (som_text_section_asm_op): Delete in favor of...
2254 (som_output_text_section_asm_op): ...this new function.
2255 (pa_som_asm_init_sections): New function.
2256 (pa_select_section): Return the section rather than emitting
2258 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2259 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
2260 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
2261 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
2262 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
2263 (som_readonly_data_section, som_one_only_readonly_data_section)
2264 (som_one_only_data_section, forget_section): Delete.
2265 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
2266 (TARGET_ASM_INIT_SECTIONS): Define.
2267 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2269 * config/rs6000/rs6000.c (read_only_data_section): New variable.
2270 (private_data_section, read_only_private_data_section): New variables.
2271 (sdata2_section, toc_section): New variables.
2272 (rs6000_file_start): Use switch_to_section.
2273 (rs6000_assemble_integer): Use comparisons against in_section
2274 instead of calling in_toc_section and in_text_section. Use
2275 unlikely_text_section_p.
2276 (rs6000_elf_output_toc_section_asm_op): New function, derived
2277 from the old rs6000/sysv4.h toc_section function.
2278 (rs6000_elf_asm_init_sections): New function.
2279 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
2280 the section rather than emitting assembly code.
2281 (machopic_output_stub): Use switch_to_section.
2282 (toc_section): Delete dummy function.
2283 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
2284 switch_to_section and get_section.
2285 (rs6000_xcoff_output_readonly_section_asm_op): New function.
2286 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
2287 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
2288 the old rs6000/xcoff.h toc_section function.
2289 (rs6000_xcoff_asm_init_sections): New function.
2290 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
2291 the section rather than emitting assembly code.
2292 (rs6000_xcoff_file_start): Use switch_to_section.
2293 (rs6000_xcoff_file_end): Likewise.
2294 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
2295 (sdata2_section, sbss_section, private_data_section): Delete.
2296 (read_only_data_section, read_only_private_data_section): Delete.
2297 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2298 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
2299 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
2300 (FINI_SECTION_FUNCTION): Delete.
2301 (TARGET_ASM_INIT_SECTIONS): Define.
2302 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2303 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2304 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
2305 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
2306 (READONLY_DATA_SECTION): Delete.
2307 (TARGET_ASM_INIT_SECTIONS): Define.
2308 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
2309 to NULL rather than no_section.
2310 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2312 * config/sh/sh.c (sh_file_start): Use switch_to_section.
2314 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
2315 (sparc_output_deferred_case_vectors): Likewise. Remove argument
2316 from call to current_function_section.
2318 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
2319 (bss100_section): New variable.
2320 (xstormy16_asm_output_aligned_common): Use switch_to_section.
2321 (xstormy16_asm_init_sections): New function.
2322 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
2323 switch_to_section and get_section.
2324 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
2325 from calls to current_function_section.
2326 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
2327 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
2328 (TARGET_ASM_INIT_SECTIONS): Define.
2329 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
2331 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2332 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
2333 (FINI_SECTION_FUNCTION): Delete.
2335 * config/v850/v850.c: Include gt-v850.h.
2336 (rosdata_section, rozdata_section, tdata_section, zdata_section)
2337 (zbss_section): New variables.
2338 (v850_output_aligned_bss): Use switch_to_section.
2339 (v850_asm_init_sections): New function.
2340 (v850_select_section): Return the section rather than emitting
2342 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2343 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
2344 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
2345 (TARGET_ASM_INIT_SECTIONS): Define.
2346 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
2347 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
2348 (zbss_section): Delete.
2350 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2352 * config/vx-common.h (vxworks_exception_section): Delete.
2353 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2355 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
2356 section rather than emitting assembly code.
2357 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
2360 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
2361 * coretypes.h (section): New union and typedef.
2362 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
2363 from call to current_function_section.
2364 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
2365 (dbxout_symbol_location): Use switch_to_section.
2366 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
2367 most of the code into...
2368 (default_eh_frame_section): ...here. Return a section.
2369 (collect2_eh_frame_section): Delete, moving most of the code into..
2370 (switch_to_eh_frame_section): ...this new function.
2371 (debug_info_section, debug_abbrev_section, debug_aranges_section)
2372 (debug_macinfo_section, debug_line_section, debug_loc_section)
2373 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
2375 (output_call_frame_info): Call switch_to_eh_frame_section instead of
2376 eh_frame_section. Use switch_to_section and get_section.
2377 (dwarf2out_begin_prologue): Use switch_to_section.
2378 (AT_string_form): Check the flags in debug_str_section instead of
2379 DEBUG_STR_SECTION_FLAGS.
2380 (output_comp_unit): Use switch_to_section, get_section, and
2382 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
2383 (dwarf2out_begin_block): Use switch_to_section. Remove argument
2384 from call to current_function_section.
2385 (dwarf2out_var_location): Use unlikely_text_section_p.
2386 (dwarf2out_source_line): Use switch_to_section. Remove argument
2387 from call to current_function_section.
2388 (dwarf2out_start_source_file, dwarf2out_end_source_file)
2389 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
2390 debug_macinfo_section.
2391 (dwarf2out_init): Initialize the new section variables. Use them
2392 instead of calls to named_section_flags. Use switch_to_section.
2393 (output_indirect_string): Use switch_to_section and debug_str_section.
2394 (dwarf2out_finish): Use switch_to_section and the new section
2396 * except.c (default_exception_section): Return the section instead
2397 of emitting assembly code.
2398 (output_function_exception_table): Use the global exception_section
2399 variable instead of the target hook. Use switch_to_section. Remove
2400 argument from call to current_function_section.
2401 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
2402 (shorten_branches): Use pointer comparisons to detect whether the
2403 text section is the same as readonly_data_section.
2404 (profile_function): Use switch_to_section. Remove argument from
2405 call to current_function_section.
2406 (final_scan_insn): Likewise. Update use of last_text_section.
2407 * gengtype.c (open_base_files): Add an include of output.h.
2408 * output.h (text_section, data_section, readonly_data_section)
2409 (ctors_section, dtors_section, bss_section, init_section)
2410 (fini_section, sdata_section): Turn into section pointers.
2411 (in_text_section, in_unlikely_text_section, exports_section)
2412 (drectve_section, named_section, mergeable_string_section)
2413 (last_text_section_name): Delete.
2414 (default_exception_section, default_eh_frame_section): Return sections.
2415 (SECTION_DECLARED, SECTION_NAMED): New macros.
2416 (SECTION_MACH_DEP): Bump value.
2417 (section_common, named_section, unnamed_section): New structures.
2418 (unnamed_section_callback): New typedef.
2419 (section): New union.
2420 (sbss_section, exception_section, eh_frame_section): New variables.
2421 (in_section, last_text_section): Turn into section pointers.
2422 (get_unnamed_section, get_section, get_named_section): New functions.
2423 (mergeable_constant_section, function_section): Return a section.
2424 (unlikely_text_section): Likewise.
2425 (current_function_section): Likewise. Remove the decl argument.
2426 (unlikely_text_section_p, switch_to_section): New functions.
2427 (output_section_asm_op): New function.
2428 (set_named_section_flags, named_section_flags, named_section_real)
2429 (named_section_first_declaration): Delete.
2430 (default_select_section, default_elf_select_section): Return a section.
2431 (default_elf_select_section_1, default_function_rodata_section)
2432 (default_no_function_rodata_section, default_select_rtx_section)
2433 (default_elf_select_rtx_section): Likewise.
2434 * rtl.h (in_data_section): Delete.
2435 * sdbout.c (sdbout_one_type): Use switch_to_section.
2436 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
2437 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
2438 (TARGET_ASM_EH_FRAME_SECTION): Poison.
2439 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
2440 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
2441 (TARGET_ASM_OUT): Update after above changes.
2442 * target.h (init_sections): New hook.
2443 (exception_section, eh_frame_section): Delete.
2444 (select_section, select_rtx_section, function_rodata_section): Return
2445 a section rather than emitting assembly code.
2446 * varasm.c (text_section, data_section, readonly_data_section)
2447 (ctors_section, dtors_section, bss_section, init_section)
2448 (fini_section): Turn into section pointers.
2449 (sdata_section, sbss_section, exception_section): New variables.
2450 (eh_frame_section): New variable.
2451 (in_section): Make global and turn into a section pointer.
2452 (last_text_section): Turn into a section pointer.
2453 (unnamed_sections): New variable.
2454 (in_named_name, last_text_section_name): Delete.
2455 (EXTRA_SECTION_FUNCTIONS): Delete.
2456 (in_named_entry): Delete.
2457 (section_htab): New variable, replacing...
2458 (in_named_htab): ...this deleted variable.
2459 (section_entry_eq, section_entry_hash): New functions, based on...
2460 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
2461 (get_unnamed_section, get_section): New functions.
2462 (unlikely_text_section): Return a section instead of emitting
2464 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
2465 (get_named_section_flags, named_section_first_declaration): Delete.
2466 (unlikely_text_section_p): New function.
2467 (named_section_real, named_section): Delete.
2468 (get_named_section): New function.
2469 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
2470 (function_section): Return a section rather than emitting
2472 (current_function_section): Likewise. Remove argument. Use
2473 last_text_section if nonnull, otherwise use function_section.
2474 (default_function_rodata_section): Return a section rather than
2475 emitting assembly code. Use get_section.
2476 (default_no_function_rodata_section): Return a section rather than
2477 emitting assembly code.
2478 (variable_section): Use switch_to_section and get_named_section.
2479 (mergeable_string_section): Return a section rather than emitting
2480 assembly code. Use get_section. Make static. Don't take special
2481 countermeasures for empty strings.
2482 (mergeable_constant_section): Return a section rather than emitting
2483 assembly code. Use get_section.
2484 (default_named_section_asm_out_destructor): Use switch_to_section
2486 (default_dtor_section_asm_out_destructor): Use switch_to_section.
2487 (default_named_section_asm_out_constructor): Use switch_to_section
2489 (default_ctor_section_asm_out_constructor): Use switch_to_section.
2490 (assemble_start_function): Likewise. Set last_text_section to
2491 NULL rather than no_section. Change the type of save_section.
2492 (assemble_zeros, assemble_variable): Use the section flags to detect
2493 whether or not a section is text.
2494 (assemble_static_space): Use switch_to_section.
2495 (assemble_trampoline_template): Likewise.
2496 (output_constant_def_contents): Use switch_to_section and
2498 (output_constant_pool_1): Use switch_to_section. Use the section
2499 flags to see whether sections contain mergeable data.
2500 (init_varasm_once): Initialize section_htab instead of in_named_htab.
2501 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
2502 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
2503 whether a section has already been declared.
2504 (default_select_section, default_elf_select_section): Return a
2505 section rather than emitting assembly code.
2506 (default_elf_select_section_1): Likewise. Use bss_section for
2507 SECCAT_BSS if nonnull. Use get_named_section.
2508 (default_select_rtx_section): Return a section rather than
2509 emitting assembly code.
2510 (default_elf_select_rtx_section): Likewise. Use get_named_section.
2511 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
2512 (output_section_asm_op, switch_to_section): New functions.
2513 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
2516 * doc/tm.texi: Expand the introduction to the sections documentation.
2517 (TRAMPOLINE_SECTION): Document new interface.
2518 (SDATA_SECTION_ASM_OP): Document new macro.
2519 (READONLY_DATA_SECTION): Delete.
2520 (SDATA_SECTION_ASM_OP): Document new macro.
2521 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2522 (TARGET_ASM_INIT_SECTIONS): Document new hook.
2523 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
2524 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
2525 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
2527 2005-12-07 Alan Modra <amodra@bigpond.net.au>
2529 * gcc.c (init_gcc_specs): Match braces inside conditionally
2532 2005-12-06 Geoffrey Keating <geoffk@apple.com>
2534 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
2536 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
2539 * tree.c (integer_all_onesp): Always return true if all bits on.
2541 * testsuite/g++.dg/init/array0.C: New.
2543 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
2545 * doc/md.texi: Adapt to implementation.
2547 2005-12-06 Andreas Schwab <schwab@suse.de>
2549 * opts.c (decode_options): Fix typo in message.
2551 2005-12-06 Alan Modra <amodra@bigpond.net.au>
2554 * longlong.h: Merge PPC tests from upstream.
2556 2005-12-06 Richard Guenther <rguenther@suse.de>
2558 * fold-const.c (fold_convert): Do not build and fold
2559 CONVERT_EXPR, but always use NOP_EXPR.
2561 2005-12-06 Jan Beulich <jbeulich@novell.com>
2563 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
2564 __builtin_ia32_paddq and __builtin_ia32_psubq.
2565 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
2566 __builtin_ia32_pshufw.
2567 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
2569 2005-12-05 James E Wilson <wilson@specifix.com>
2572 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
2575 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
2577 * print-tree.c (print_node): Ditto.
2578 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
2579 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
2580 before accessing DECL_ARTIFICIAL.
2581 Handle new tag tree codes.
2582 * tree-flow-inline.h (clear_call_clobbered): Update for tag
2584 (unmodifiable_var_p): Ditto.
2585 * tree-flow.h (mem_tag_kind): Remove.
2586 (struct var_ann_d): Remove mem_tag_kind member.
2587 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
2588 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
2589 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
2590 (group_aliases): Ditto.
2591 (setup_pointers_and_addressables): Ditto.
2592 (is_escape_site): Ditto.
2593 (may_alias_p): Ditto.
2594 (create_tag_raw): New function.
2595 (create_memory_tag): Use it.
2596 (dump_alias_info): Update for tags.
2597 (may_be_aliased): Ditto.
2598 (add_type_alias): Ditto.
2599 (new_type_alias): Ditto.
2600 (create_sft): Ditto.
2601 (create_structure_vars): Ditto.
2602 * tree-ssa-ccp.c (get_default_value): Ditto.
2603 * tree-ssa-operands.c (get_expr_operands): Ditto.
2604 (add_stmt_operand): Ditto.
2605 (add_call_clobber_ops): Remove duplicated condition.
2606 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2608 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
2609 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2610 * tree.c (init_ttree): Update structures for new tree codes.
2611 (tree_code_size): Update sizes for new tree codes.
2612 (make_node_stat): Don't try to set common things on minimal
2614 (tree_node_structure): Update for tags.
2615 (is_global_var): Ditto.
2616 * tree.def: Add new tree codes.
2617 * tree.h (MTAG_P): New macro.
2618 (TREE_MEMORY_TAG_CHECK): Ditto.
2619 (SSA_VAR_P): Update for tags.
2620 (struct tree_memory_tag): New structure.
2621 (MTAG_GLOBAL): New macro.
2622 (union tree_node): Add memory tag member.
2623 * treestruct.def (TS_MEMORY_TAG): New.
2625 2005-12-05 Dale Johannesen <dalej@apple.com>
2627 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
2628 what was approved (PR 24323).
2630 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
2632 * doc/c-tree.texi (Function Bodies): Remove description of
2635 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
2637 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
2638 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
2639 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
2640 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
2641 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
2642 __divxc3): Document.
2644 2005-12-05 Geoffrey Keating <geoffk@apple.com>
2646 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
2648 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
2649 hook_bool_void_false.
2650 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2651 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
2653 * config/darwin.c (machopic_select_section): It's not defined
2654 as weak if it's only marked as weak_import.
2656 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
2659 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
2660 A hidden weak object does bind locally. Strong linkonce data
2661 counts like any other strong symbol for binding.
2662 (weak_finish_1): Don't specially handle weakrefs, they no longer
2664 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
2665 * c-common.c (handle_alias_attribute): Allow static aliases
2667 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
2668 * gthr-dce.h: Make weakrefs static.
2669 * gthr-tpf.h: Likewise.
2670 * gthr-solaris.h: Likewise.
2671 * gthr-posix.h: Likewise.
2672 * gthr-posix95.h: Likewise.
2673 * config/darwin.c (darwin_encode_section_info): static weakref
2674 variables are not necessarily defined in this translation unit.
2675 * doc/extend.texi (Function Attributes): Mention that an alias
2676 attribute creates a definition for the thing it's attached to.
2677 Change the documentation for weakref to say that the thing
2678 it's attached to must be static.
2680 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
2681 we don't go into an infinite loop.
2683 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
2685 * config/rs6000/predicates.md (logical_const_operand): Split
2686 out of logical_operand.
2687 (logical_operand): Use it.
2688 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
2689 logical_const_operand.
2691 2005-12-05 Jan Beulich <jbeulich@novell.com>
2693 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
2694 and IX86_BUILTIN_CMPNESS.
2695 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
2696 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
2697 * config/i386/i386.md (movti_internal): Correct type attribute.
2698 Simplify mode attribute.
2699 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
2700 Correct type attribute.
2701 (absxf2): Correct operator.
2702 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
2703 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
2704 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
2706 (sse2_vmsqrtv2df2): Correct mode attribute.
2708 2005-12-05 Jan Beulich <jbeulich@novell.com>
2710 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
2711 16 bits. Provide insn pattern for this case.
2713 2005-12-05 Jan Beulich <jbeulich@novell.com>
2715 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
2717 (__popcountDI2): Likewise.
2719 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2722 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
2723 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
2724 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
2727 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2729 * c-typeck.c (null_pointer_constant_p): New function.
2730 (build_conditional_expr, build_c_cast, convert_for_assignment,
2731 build_binary_op): Use it.
2733 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2735 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
2736 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
2738 (check_function_arguments_recurse): Allow both NOP_EXPR and
2739 CONVERT_EXPR but check conversions preserve precision.
2740 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
2741 but check conversions preserve precision.
2742 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
2745 2005-12-04 Roger Sayle <roger@eyesopen.com>
2748 * common.opt (Wstring-literal-comparison): New command line option.
2749 * c-opts.c (c_common_handle_option): Set it with -Wall.
2750 * c-typeck.c (parser_build_binary_op): Issue warning if either
2751 operand of a comparison operator is a string literal, except for
2752 testing equality or inequality against NULL.
2754 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
2756 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2758 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
2759 of building a NOP_EXPR.
2760 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
2762 * c-convert.c (convert): Use fold_convert instead of building
2763 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
2764 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
2766 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
2767 NOP_EXPR the same as CONVERT_EXPR.
2768 * c-typeck.c (build_function_call): Use fold_convert instead of
2769 building a NOP_EXPR directly.
2770 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2772 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2774 PR rtl-optimization/25197
2775 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2778 2005-12-02 Stuart Hastings <stuart@apple.com>
2780 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2783 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2785 * c-typeck.c (default_function_array_conversion,
2786 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2787 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2788 orig_op2. Don't check them for NOP_EXPR.
2789 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2790 around integer zero.
2792 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2794 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2795 toc_save_offset, toc_size, lr_size.
2796 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2797 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2798 Adjust for removal of unused rs6000_stack_t fields.
2799 (debug_stack_info): Adjust.
2800 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2801 first, and don't bother checking for set/inc of lr on sibcalls.
2802 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2804 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2807 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2808 5 if operand 1 is not aligned. Undo previous constraint change.
2809 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2811 2005-12-02 Richard Guenther <rguenther@suse.de>
2813 * tree.h (build): Remove prototype.
2814 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2815 * tree.c (build): Remove.
2816 (build0_stat): Update comment.
2818 2005-12-02 Richard Guenther <rguenther@suse.de>
2820 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2821 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2823 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2824 maybe_fold_offset_to_component_ref): Likewise.
2825 * tree-ssa-dom.c (thread_across_edge,
2826 simplify_rhs_and_lookup_avail_expr,
2827 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2829 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2830 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2831 lower_try_finally_switch): Likewise.
2832 * tree-if-conv.c (add_to_dst_predicate_list,
2833 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2834 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2835 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2836 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2837 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2838 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2839 gimplify_init_ctor_eval, gimplify_init_constructor,
2840 gimplify_variable_sized_compare, gimplify_boolean_expr,
2841 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2842 gimplify_expr, gimplify_body, gimplify_function_tree,
2843 force_gimple_operand): Likewise.
2844 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2845 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2846 mx_register_decls): Likewise.
2847 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2848 get_frame_field, finalize_nesting_tree_1): Likewise.
2849 * tree-inline.c (setup_one_parameter): Likewise.
2850 * tree-vect-transform.c (vectorizable_condition): Likewise.
2851 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2853 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2854 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2855 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2856 * tree-chrec.h (build_polynomial_chrec): Likewise.
2858 2005-12-02 Richard Guenther <rguenther@suse.de>
2860 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2861 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2862 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2863 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2864 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2865 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2866 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2868 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2869 sh_adjust_unroll_max): Likewise.
2870 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2871 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2872 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2874 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2876 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2879 2005-12-02 Richard Guenther <rguenther@suse.de>
2881 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2882 simplify_cond_using_ranges): Use buildN instead of build.
2883 * tree-tailcall.c (adjust_accumulator_values,
2884 adjust_return_value): Likewise.
2885 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2886 generate_element_copy, generate_element_zero,
2887 generate_one_element_init): Likewise.
2888 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2889 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2890 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2891 perfect_nestify): Likewise.
2893 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2895 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2897 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2899 * ggc.h (GGC_RESIZEVEC): New.
2901 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2903 * gcc.c (execute): Improve readability.
2905 2005-12-02 Richard Guenther <rguenther@suse.de>
2907 * tree-cfg.c (mark_used_vars): New function.
2908 (dump_function_to_file): Dump only used VAR_DECLs.
2910 2005-12-02 Richard Guenther <rguenther@suse.de>
2912 * convert.c (convert_to_integer): Fix compare for nonpositive
2913 constant to use tree_int_cst_sgn <= 0.
2915 2005-12-02 Richard Guenther <rguenther@suse.de>
2917 * convert.c (convert_to_integer): Use fold_convert instead
2918 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2919 instead of comparing against 0. Use build_int_cst instead
2920 of converting integer_zero_node.
2922 2005-12-02 Richard Guenther <rguenther@suse.de>
2924 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2927 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2930 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2933 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2936 * function.c (expand_function_end): Emit blockage for unwinder
2939 2005-12-01 Roger Sayle <roger@eyesopen.com>
2941 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2942 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2943 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2944 integer constant comparisons.
2946 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2947 Janis Johnson <janis187@us.ibm.com>
2948 David Edelsohn <dje@watson.ibm.com>
2949 Ben Elliston <bje@au.ibm.com>
2951 * dfp.h, dfp.c: New files.
2952 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2953 (DECNUM_H): Likewise.
2954 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2955 (INCLUDES): Append $(DECNUMINC).
2956 (OBJS-common): Add dfp.o.
2958 * real.h (EXP_BITS): Pinch one bit to ..
2959 (struct real_value): Add decimal field.
2960 (real_format): Change table size, update documentation.
2961 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2962 (real_from_string3): Declare.
2963 (decimal_single_format): Declare.
2964 (decimal_double_format): Declare.
2965 (decimal_quad_format): Declare.
2966 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2967 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2968 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2969 * real.c: Include dfp.h.
2970 (normalize): Early return for decimal floats.
2971 (do_add): Zero decimal field.
2972 (do_compare): Call do_decimal_compare for decimal floats.
2973 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2974 (real_arithmetic): Call decimal_real_arithmetic for decimal
2975 floating point operands.
2976 (real_identical): If a and b are of differing radix, return false.
2977 (real_to_integer): Call decimal_real_to_integer if the value is a
2979 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2980 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2981 (real_to_hexadecimal): Place "N/A" in the return string for
2983 (real_from_string3): New variant, given a mode.
2984 (real_maxval): Use decimal_real_maxval for decimal floats.
2985 (round_for_format): Use decimal_round_for_format for decimals.
2986 (real_convert): Use decimal_real_convert where appropriate.
2987 (significand_size): Handle base 10.
2988 (encode_decimal_single, decode_decimal_single,
2989 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2990 decode_decimal_quad): New functions.
2991 (decimal_single_format): New.
2992 (decimal_double_format): New.
2993 (decimal_quad_format): New.
2994 * machmode.def: Add SD, DD and TD decimal floating point modes.
2995 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2996 Include MODE_DECIMAL_FLOAT.
2997 (DECIMAL_FLOAT_MODE_P): New.
2998 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2999 * genmodes.c (struct mode_data): Add counter field.
3000 (struct mode_data): Update comment for format.
3001 (blank_mode): Initialise counter field.
3002 (new_mode): Increment counter field for each mode defined.
3003 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
3005 (make_complex_modes): Handle modes containing `D'.
3006 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
3007 (make_decimal_float_mode): New.
3008 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
3009 (cmp_modes): Compare counter field if other characteristics
3011 (emit_real_format_for_mode): Support formats for decimal floats.
3012 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
3013 Document MODE_DECIMAL_FLOAT.
3015 2005-12-02 Alan Modra <amodra@bigpond.net.au>
3017 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
3020 2005-12-01 Richard Henderson <rth@redhat.com>
3022 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
3024 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3026 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
3028 * config/pa/pa.c (pa_init_builtins): If we detect
3029 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
3032 2005-12-01 Richard Guenther <rguenther@suse.de>
3034 * fold-const.c (fold_binary): Use fold_build2, not
3037 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
3039 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
3041 * vec.h (VEC_block_remove): New.
3043 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
3046 * c-common.c (lvalue_error): Fix wording.
3048 2005-12-01 Richard Guenther <rguenther@suse.de>
3050 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
3051 thinko in last patch.
3053 2005-12-01 Geoffrey Keating <geoffk@apple.com>
3055 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
3056 than -flat_namespace.
3058 2005-12-01 Ben Elliston <bje@au.ibm.com>
3060 * mklibgcc.in: Parameterise the script to build soft float
3061 functions by iterating over each type, rather than cloning the
3064 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3067 * builtins.c (fold_builtin_fputs): Defer check for missing
3068 replacement functions.
3070 2005-11-30 Kean Johnston <jkj@sco.com>
3072 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
3073 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
3075 2005-11-30 Richard Guenther <rguenther@suse.de>
3077 PR tree-optimization/22501
3078 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
3079 function split out from ...
3080 (forward_propagate_addr_expr): ... here. Use it to propagate
3081 ADDR_EXPRs to all uses.
3083 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3085 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
3086 * builtins.c (expand_builtin_mathfn): Use them.
3087 (expand_builtin_mathfn_2): Likewise.
3088 (expand_builtin_mathfn_3): Likewise.
3089 (expand_builtin_int_roundingfn): Likewise.
3090 (expand_builtin): Likewise.
3091 (integer_valued_real_p): Likewise.
3092 (fold_builtin_int_roundingfn): Likewise.
3093 (fold_builtin_bitop): Likewise.
3094 (fold_builtin_logarithm): Likewise.
3095 (fold_builtin_1): Likewise.
3096 * convert.c (convert_to_integer): Likewise.
3097 * fold-const.c (negate_mathfn_p): Likewise.
3098 (tree_expr_nonnegative_p): Likewise.
3100 2005-11-30 Dale Johannesen <dalej@apple.com>
3101 Andrew Pinski <pinskia@physics.uc.edu>
3103 * combine.c (find_split_point): Sign extend bitmask
3104 when changing bitfield assignment to IOR of AND.
3106 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
3108 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
3109 clobber to scratch reg.
3110 (*decrement_and_branch_until_zero_no_clobber): Remove.
3111 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
3112 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
3113 * config/ms1/ms1.opt (mmul): Remove.
3114 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
3115 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
3117 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3118 Bernd Schmidt <bernd.schmidt@analog.com>
3120 * pa/predicates.md (symbolic_operand): Add comment.
3121 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
3122 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
3123 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
3124 (pa_secondary_reload_class): Delete.
3125 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
3126 and pa_secondary_reload_class. Reorder some checks. Update inline
3127 copy of symbolic operand.
3128 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
3130 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
3132 * loop-doloop.c (add_test): Only add jump notes if we did emit a
3135 2005-11-30 Jeff Law <law@redhat.com>
3137 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
3138 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
3140 2005-11-30 Jakub Jelinek <jakub@redhat.com>
3142 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
3143 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
3144 (ia64_expand_move): Adjust caller.
3146 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
3147 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
3150 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
3152 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
3153 Always produce an output if we can remove NEGs or canonicalize
3154 (minus (minus ...)) expressions. Provide a fast path for the
3156 (simplify_gen_binary): Do not call simplify_plus_minus.
3157 (simplify_binary_operation_1): Reassociate at the end of the
3160 2005-11-29 Evan Cheng <evan.cheng@apple.com>
3162 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
3163 moves and unpack to speed up.
3165 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
3167 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
3168 argument, they are always sparc_compare_op0 and sparc_compare_op1.
3169 (gen_v9_scc): Update callers.
3170 * config/sparc/sparc.md: Likewise.
3171 * config/sparc/sparc-protos.h: Update extern declaration.
3173 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
3175 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
3177 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
3180 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
3182 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
3183 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
3184 (negate_expr): Here.
3186 2005-11-29 Ben Elliston <bje@au.ibm.com>
3188 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
3189 Fix typo in comment.
3191 2005-11-29 Ben Elliston <bje@au.ibm.com>
3193 * Makefile.in (clean-target): Depend on clean-target-libgcc.
3194 (clean-target-libgcc): Import rule from the top-level Makefile.in.
3196 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3200 * builtins.c (init_target_chars): New.
3201 (expand_builtin_printf, expand_builtin_fprintf,
3202 expand_builtin_sprintf, fold_builtin_sprintf,
3203 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3204 fold_builtin_snprintf_chk, fold_builtin_printf,
3205 fold_builtin_fprintf): Check for matching format strings using
3208 2005-11-29 Paul Brook <paul@codesourcery.com>
3210 * config.gcc: Do not use fixproto on m68k-elf.
3212 2005-11-28 Roger Sayle <roger@eyesopen.com>
3214 * expmed.c (div_cost): Replace with...
3215 (sdiv_cost, udiv_cost): New.
3216 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
3217 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
3218 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
3219 (expand_divmod): Replace use of div_cost with either sdiv_cost
3220 or udiv_cost depending upon the signedness of the operation.
3222 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3225 * config/darwin.c (machopic_indirection_name,
3226 machopic_output_indirection): Follow transparent alias chain.
3228 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3230 * varasm.c (ultimate_transparent_alias_target): Add comment.
3232 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
3234 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
3235 SET_SRC instead of XEXP where appropriate.
3237 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3239 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
3242 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3244 * config/fp-bit.h (LSHIFT): Take shift count parameter.
3245 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
3248 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
3250 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
3251 secondary_input_reload_class, made static. Adapt to new
3253 (secondary_output_reload_class): Delete.
3254 (TARGET_SECONDARY_RELOAD): New macro.
3255 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
3256 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3258 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
3261 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
3262 when its natural alignment is > BITS_PER_UNIT.
3263 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
3264 * c-common.c (handle_packed_attribute): Ignore packing on a field
3265 whose type is naturally char aligned.
3267 2005-11-28 Richard Guenther <rguenther@suse.de>
3269 * c-common.c (strict_aliasing_warning): Handle all
3270 component-ref like accesses.
3272 2005-11-28 Roger Sayle <roger@eyesopen.com>
3273 Uros Bizjak <uros@kss-loka.si>
3276 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
3277 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
3278 when flag_unsafe_math_optimizations is set and
3279 we don't care about NaNs or Infinities.
3281 Move x/expN(y) and x/pow(y,z) transformation into common
3282 flag_unsafe_math_optimizations section.
3284 2005-11-27 Mark Mitchell <mark@codesourcery.com>
3286 * gcc.c (main): Change type of argv to "char **".
3288 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3290 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
3291 small data sections.
3292 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
3293 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
3294 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
3295 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
3296 output locals to sbss if !rs6000_elf_in_small_data_p.
3297 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
3299 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3302 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
3303 generated by reload.
3304 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
3305 indexed_or_indirect_address.
3306 (indexed_or_indirect_address): Don't test for base reg. Call
3307 address_operand last. Make it a special predicate.
3309 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
3311 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
3313 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
3316 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
3318 (negate_expr): Likewise.
3320 2005-11-27 Andreas Schwab <schwab@suse.de>
3322 * config/m68k/m68k.c: Reindent and fix whitespace, remove
3325 2005-11-27 Steven Bosscher <stevenb@suse.de>
3327 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
3328 has EH predecessor edges.
3330 2005-11-26 Eric Christopher <echristo@apple.com>
3332 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
3333 register stalls by zero extending to the full register.
3335 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
3337 * config/floatunsisf.c, config/floatunsidf.c,
3338 config/floatunsixf.c, config/floatunsitf.c: New files.
3339 * config/ia64/t-hpux: Add floatunsitf.c.
3340 * config/ia64/ia64.c (ia64_init_libfuncs): Use
3341 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
3343 2005-11-26 Richard Henderson <rth@redhat.com>
3345 * c-lex.c (pragma_lex): Rename from c_lex.
3346 * c-pch.c: Update for pragma_lex rename.
3347 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
3348 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
3349 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
3350 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
3351 * doc/tm.texi: Likewise.
3353 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
3356 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
3357 when overflow is undefined.
3359 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
3361 * doc/md.texi (Insn Canonicalizations): Refer to the
3362 function commutative_operand_precedence for further rules.
3364 2005-11-25 Roger Sayle <roger@eyesopen.com>
3367 * expmed.c (choose_mult_variant): Return immediately when mult_cost
3368 is less than zero. Limit mult_cost to a reasonable upper bound for
3369 the synthetic multiplication sequence.
3371 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3374 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3375 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
3376 Lookup the explicit replacement functions for any unlocked
3377 stdio builtin transformations.
3379 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
3381 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
3383 * targhooks.c (default_secondary_reload): Don't require operand 2
3384 for an input reload to be earlyclobber.
3386 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3388 * fold-const.c (negate_mathfn_p): Fix comment and add support
3389 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
3392 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3395 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
3396 _Q_ulltoq for unsigned conversions from SImode and DImode to
3399 2005-11-25 Alan Modra <amodra@bigpond.net.au>
3401 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
3402 (__floatundidf, __floatundisf): Likewise.
3404 2005-11-25 David Edelsohn <edelsohn@gnu.org>
3406 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
3407 (rs6000_override_options): Remove initialization of
3408 rs6000_sr_alias_set.
3409 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
3410 (rs6000_emit_stack_tie): Same.
3411 (emit_frame_save): Same.
3412 (gen_frame_mem_offset): Same.
3413 (rs6000_emit_prologue): Same.
3414 (rs6000_emit_epilogue): Same.
3416 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3419 * fold-const.c (fold_build): Convert bool_var != 1 and
3420 bool_var == 0 to !bool_var.
3422 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3425 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
3426 for C being INTEGER_CST. Likewise for !=.
3428 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3431 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
3432 unsigned conversions from SImode to TFmode.
3434 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
3436 * expr.c (expand_expr_real_1): Fix error in last change.
3438 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3440 * caller-save.c: (this_insn_sets): Move into:
3441 (save_call_clobbered_regs).
3442 (mark_set_regs): Get this_insn_sets from data.
3444 (save_call_clobbered_regs): Take sets of the return value by
3445 sibcalls into account.
3447 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3450 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
3451 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
3452 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
3453 (memory_move_secondary_cost, init_reg_autoinc): Remove
3454 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
3455 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
3456 secondary_reload_class call.
3457 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
3459 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
3460 (push_secondary_reload): Use secondary_reload target hook.
3461 (secondary_reload_class, scratch_reload_class): New functions.
3462 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
3463 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
3464 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
3465 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
3466 (secondary_reload_class, scratch_reload_class): Declare.
3467 * reload1.c: Include target.h.
3468 (reload_adjust_reg_for_temp): New function.
3469 (reload_adjust_reg_for_icode): Likewise.
3470 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
3471 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
3473 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
3474 for inheritance. Support case when both secondary & tertiary reloads
3475 are for intermediate registers.
3476 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
3477 with secondary_reload_class call. Support case when both secondary
3478 & tertiary reloads are for intermediate registers.
3479 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
3480 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
3481 * target.h (secondary_reload_info): New struct / typedef.
3482 (struct gcc_target): New member secondary_reload.
3483 * targhooks.c Include reload.h, optabs.h and recog.h.
3484 (default_secondary_reload): New function.
3485 * targhooks.h (default_secondary_reload): Declare.
3486 * doc/tm.texi: Document secondary_reload target hook. Update
3487 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
3488 * doc/md.texi: Likewise.
3490 * sh-protos.h (sh_secondary_reload): Declare.
3491 * sh.c (TARGET_SECONDARY_RELOAD): Override.
3492 (sh_secondary_reload): New function.
3493 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
3494 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3495 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3496 (HAVE_SECONDARY_RELOADS): Define.
3497 * sh.md (reload_indf): Rename to:
3499 (reload_outdf): Rename to:
3500 (reload_outdf__RnFRm).
3501 (reload_insf): Rename to:
3503 (reload_insi): Rename to:
3504 (reload_insi__i_fpul).
3506 2005-11-24 Uros Bizjak <uros@kss-loka.si>
3508 * configure.ac: Require at least texinfo 4.4.
3509 * configure: Regenerate.
3511 * doc/install.texi (Tools/packages necessary for building GCC):
3512 Update required version of texinfo to at least 4.4.
3513 (Installing GCC: Building): Update required version of texinfo
3515 (Installing GCC: Final installation): Update required version
3516 of texi2dvi to at least 4.4.
3517 (Host/target specific installation notes for GCC): Update required
3518 version of texinfo to at least 4.4.
3520 2005-11-24 Richard Guenther <rguenther@suse.de>
3521 Dirk Mueller <dmueller@suse.de>
3524 * c-common.h (strict_aliasing_warning): Declare.
3525 * c-common.c (strict_aliasing_warning): New function,
3527 * c-typeck.c (build_c_cast): ... here.
3529 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3531 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3533 (swap_commutative_operands_with_target): New.
3535 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3537 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
3538 also when doing PRE, rather than only for global CPROP.
3540 2005-11-24 Ben Elliston <bje@au.ibm.com>
3542 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
3543 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
3545 (expand_twoval_unop): Likewise.
3546 (widen_clz): Likewise.
3547 (expand_parity): Likewise.
3548 (expand_unop): Likewise.
3549 (emit_cmp_and_jmp_insn_1): Likewise.
3550 (prepare_float_lib_cmp): Likewise.
3552 2005-11-24 Ben Elliston <bje@au.ibm.com>
3554 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
3555 Remove unused `class' variable.
3557 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3560 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
3561 C/C++ diagnostic function warn_array_subscript_with_type_char.
3562 * c-common.h (warn_array_subscript_with_type_char): Declare.
3563 * c-common.c (warn_array_subscript_with_type_char): Define.
3565 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3568 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
3569 compiling at the intersection of C and C++.
3571 2005-11-23 Mark Mitchell <mark@codesourcery.com>
3573 * doc/invoke.texi: For man pages, include gcc-vers.texi.
3574 List @file in the option summary. Include the libiberty
3575 documentation for @file.
3576 * gcc.c (main): Call expandargv.
3577 * Makefile.in (gcc-vers.texi): Define srcdir.
3579 2005-11-23 Diego Novillo <dnovillo@redhat.com>
3581 * passes.c (init_optimization_passes): Document
3582 sequencing of passes.
3584 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
3586 * config/m68k/predicates.md (pcrel_address, extend_operator,
3587 post_inc_operand, pre_dec_operand): Remove redundant
3589 (const_uint32_operand, const_sint32_operand): Use gcc_assert
3591 (valid_dbcc_comparison_p): Rewrite in the lisp style.
3593 2005-11-23 Ben Elliston <bje@au.ibm.com>
3595 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
3597 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
3599 Preparatory work for PR target/21623:
3600 * alpha.c (secondary_reload_class): Rename to:
3601 (alpha_secondary_reload_class).
3602 * alpha.h, alpha-protos.h: Likewise.
3603 * mn10300.c (secondary_reload_class): Rename to:
3604 (mn10300_secondary_reload_class).
3605 * mn10300.h, mn10300-protos.h: Likewise.
3606 * pa.c (secondary_reload_class): Rename to:
3607 (pa_secondary_reload_class).
3608 * pa.h, pa-protos.h: Likewise.
3609 * rs6000.c (secondary_reload_class): Rename to:
3610 rs6000_secondary_reload_class.
3611 * rs6000.h, rs6000-protos.h: Likewise.
3613 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
3616 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
3618 2005-11-22 Ian Lance Taylor <ian@airs.com>
3620 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
3622 (prepare_cmp_insn): Likewise.
3624 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
3627 * m68k.md (zero_extendsidi2): Force operands[1] to a register
3628 if both operands[0] and operands[1] are memory.
3630 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3633 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
3634 COMPARISON_CLASS_P and an integral types create create a new
3635 expression with the new type and fold that.
3637 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3640 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
3641 to SUBTARGET_OS_CPP_BUILTINS.
3643 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
3645 * arm.c (emit_set_insn): New function.
3646 (arm_split_constant): Call it.
3647 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
3648 (arm_legitimize_address): Likewise. Use plus_constant.
3649 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
3650 (thumb_expand_prologue): Likewise.
3651 (arm_gen_load_multiple): Use VOIDmode in SET.
3652 (arm_gen_store_multiple): Likewise.
3653 (vfp_emit_fstmx): Likewise. Use plus_constant.
3654 (emit_multi_reg_push): Likewise.
3655 (emit_sfm): Use plus_constant.
3657 2005-11-23 Alan Modra <amodra@bigpond.net.au>
3660 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
3663 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3666 * expmed.c (store_bit_field): Don't attempt to insv a field
3667 larger than the reg.
3669 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3672 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
3673 explicit sign extension, not a (char) cast.
3675 2005-11-22 Ben Elliston <bje@au.ibm.com>
3677 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
3678 GET_MODE_CLASS (x) == MODE_FLOAT.
3679 * config/i386/i386.c: Likewise.
3680 * config/rs6000/xcoff.h: Likewise.
3681 * config/rs6000/linux64.h: Likewise.
3682 * config/rs6000/rs6000.c: Likewise.
3683 * config/rs6000/rs6000.h: Likewise.
3684 * config/rs6000/predicates.md: Likewise.
3685 * config/rs6000/sysv4.h: Likewise.
3687 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3689 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
3692 * config/alpha/freebsd.h, config/alpha/linux.h,
3693 config/arm/linux-elf.h, config/bfin/bfin.h,
3694 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
3695 config/i386/beos-elf.h, config/i386/gnu.h,
3696 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
3697 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
3698 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
3699 config/rs6000/linux64.h, config/rs6000/sysv4.h,
3700 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
3701 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
3702 config/sparc/linux.h, config/sparc/linux64.h,
3703 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
3705 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
3706 are both defined when either flag -fpic or -fPIC are used.
3708 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3710 * config/fp-bit.c (clzusi): New function.
3711 (si_to_float, usi_to_float): Use it to compute proper shift.
3712 (usi_to_float): Preserve guard bits when shifting right.
3713 * libgcc-std.ver (GCC_4.2.0): New version.
3714 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
3715 __floatundisf): New functions.
3716 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
3717 __floatundisf): Declare.
3718 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
3719 _floatundixf, and _floatunditf.
3720 * optabs.c (expand_float): If target does not define a pattern for
3721 signed or unsigned conversion, use an unsigned libcall instead of
3723 (init_optabs): Initialize ufloat_optab.
3725 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3727 * config/rs6000/rs6000.opt (mmulhw): New option.
3728 * doc/invoke.texi (-mmulhw): Document.
3729 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
3731 * config/rs6000/rs6000.md: Add half-word multiply and
3732 multiply-accumulate instructions for 405 and 440.
3734 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
3736 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
3737 which matches behavior of gcc 4.0 and older for RTEMS targets. The
3738 default now includes a linker group which makes the RTEMS one nest.
3740 2005-11-22 Ben Elliston <bje@au.ibm.com>
3742 * cse.c (fold_rtx): Typo fix.
3743 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
3745 2005-11-21 Richard Henderson <rth@redhat.com>
3747 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
3748 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
3750 * c-tree.h (lookup_name): Move declaration ...
3751 * c-common.h (lookup_name): ... here.
3752 * config/darwin-c.c: Include c-common.h.
3753 * config/t-darwin: Update dependencies.
3755 2005-11-22 Ben Elliston <bje@au.ibm.com>
3757 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
3758 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
3759 * genopinit.c (gen_insn): Likewise.
3760 * reload.c (find_equiv_reg): Likewise.
3761 * loop.c (load_mems): Likewise.
3762 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
3763 * cse.c (find_comparison_args, fold_rtx): Likewise.
3764 * dwarf2out.c (add_const_value_attribute): Likewise.
3765 * expr.c (convert_move): Likewise.
3766 * recog.c (general_operand, register_operand): Likewise.
3767 * reg-stack.c (replace_reg): Likewise.
3768 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3769 * c-common.c (handle_vector_size_attribute): Likewise.
3770 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3771 (simplify_binary_operation_1): Likewise.
3772 (simplify_const_binary_operation): Likewise.
3773 (simplify_relational_operation): Likewise.
3774 (simplify_const_relational_operation): Likewise.
3775 (simplify_immed_subreg): Likewise.
3776 * emit-rtl.c (gen_lowpart_common): Likewise.
3777 * expmed.c (expand_mult): Likewise.
3778 * stor-layout.c (layout_type): Likewise.
3780 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3783 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3784 cst2 only for SPE vectors.
3786 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3789 * config/rs6000/predicates.md (vrsave_operation): Check
3790 UNSPEC_VOLATILE value.
3792 2005-11-21 Jan Hubicka <jh@suse.cz>
3794 PR tree-optimization/24653
3795 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3797 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3799 * config/i386/predicates.md (ax_reg_operand): New predicate.
3800 (memory_displacement_only_operand): New predicate.
3801 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3802 operand is AX register and the other operand is memory operand
3803 with displacement only.
3805 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3807 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3808 if we don't care about NaNs or Infinities.
3810 2005-11-20 Ian Lance Taylor <ian@airs.com>
3812 PR rtl-optimization/24883
3813 * combine.c (combinable_i3pat): When checking whether the
3814 destination of i3 is used in i3, consider paradoxical subregs.
3816 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3819 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3821 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3823 * combine.c (try_combine): Do not run subst on i1src and i2src in
3824 the case of generating a PARALLEL for a comparison.
3826 2005-11-20 Richard Henderson <rth@redhat.com>
3829 * tree-sra.c (struct sra_elt): Add all_no_warning.
3830 (struct sra_walk_fns) <use>: Add use_all argument.
3831 (sra_walk_expr): Pass it.
3832 (sra_walk_modify_expr): Likewise.
3833 (scalarize_ldst): Likewise.
3834 (scan_use): Update for new argument.
3835 (mark_no_warning): New.
3836 (scalarize_use): Use it.
3838 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3840 * expr.c (expand_expr_real): Use usmul_optab for widening
3841 signed * unsigned multiplies.
3842 * genopinit.c (optabs): Add usmul_widen_optab.
3843 * optabs.c (init_optabs): Likewise.
3844 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3845 (usmul_widen_optab): Define.
3846 * config/bfin/bfin.md (usmulhisi3): New pattern.
3848 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3850 2005-11-20 Graham Stott <btinternet.com>
3852 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3854 2005-11-20 Andreas Schwab <schwab@suse.de>
3857 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3860 2005-11-19 Richard Henderson <rth@redhat.com>
3863 * tree-gimple.c (is_gimple_id): Export.
3864 * tree-gimple.h (is_gimple_id): Declare.
3865 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3866 (get_default_value): Use it.
3867 (maybe_fold_stmt_indirect): Likewise.
3869 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3871 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3872 than VR1 or vice-versa.
3874 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3878 * reload.c (find_reloads_address_1): Mention dependency on
3880 * reload1.c (gen_reload): For IN with an unary operation, try
3881 moving inner expression to OUT if trivial SET is not valid.
3882 Confirm that the result is valid. Move common code block into...
3883 (emit_insn_if_valid_for_reload): New function.
3885 2005-11-19 Richard Guenther <rguenther@suse.de>
3887 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3888 ARRAY_REFs of constant strings.
3890 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3892 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3893 fatal format string.
3895 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3897 * combine.c (make_compound_operation): Swap operands of
3898 commutative operation if necessary before returning.
3900 2005-11-19 Richard Guenther <rguenther@suse.de>
3903 * fold-const.c (fold_plusminus_mult_expr): New function.
3904 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3905 cases, remove now unnecessary code.
3907 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3909 * gensupport.c (old_preds): Rename to std_preds, add special field.
3910 (struct old_pred_table): Rename to struct std_pred_table, add special
3912 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3913 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3914 (init_predicate_table): Adjust, and set along the way whether a
3915 predicate is special.
3917 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3919 * BASE-VER: Change to 4.2.0.
3921 2005-11-18 James E Wilson <wilson@specifix.com>
3923 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3926 2005-11-18 Mike Stump <mrs@apple.com>
3928 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3929 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3930 * c-decl.c (lookup_name_two) Remove.
3931 * c-tree.h (lookup_name_two): Remove.
3932 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3933 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3934 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3935 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3937 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3940 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3941 when not generating code to use that co-processor.
3943 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3945 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3946 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3947 these functions are now in tree-phinodes.c.
3949 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3951 * config/bfin/bfin.md (trap): New pattern.
3953 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3955 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3958 * expr.c (expand_expr_real): Don't call record_block_change unless
3959 ib_boundaries_block is non-null
3961 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3963 * fold-const.c (build_range_check): Use proper type for subtraction
3964 when merging lower bound.
3966 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3968 PR rtl-optimization/24497
3969 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3972 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3974 * tree-scalar-evolution.c (expression_expensive_p): New function.
3975 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3977 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3979 * config/bfin/crtlibid.s: New file.
3981 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3984 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3985 when not using sjlj exceptions.
3986 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3987 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3988 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3989 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3990 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3991 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3992 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3993 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3994 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3995 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3996 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3997 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3998 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
4000 * config/pa/hpux-unwind.h: New file.
4002 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
4004 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
4005 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
4006 * varasm.c (do_assemble_alias): Adjust call.
4007 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
4009 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
4011 2005-11-17 James E Wilson <wilson@specifix.com>
4013 * tree.def (FUNCTION_DECL): Correct typo in comment.
4015 2005-11-17 Richard Henderson <rth@redhat.com>
4017 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
4018 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
4019 and DW_CFA_def_cfa_sf.
4020 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
4021 (dbx_reg_number): Don't assert particular registers here.
4022 (based_loc_descr): ... do it here instead. Fold in ...
4023 (eliminate_reg_to_offset): ... this function.
4024 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
4025 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
4026 * unwind-dw2.c (execute_cfa_program): Apply data align factor
4027 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
4028 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
4029 (instantiate_virtual_regs): Likewise.
4030 * var-tracking.c (adjust_stack_reference): Likewise.
4031 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
4033 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
4035 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
4036 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
4037 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
4039 ($(T)crtlibid.o): New rule.
4041 2005-11-16 Richard Guenther <rguenther@suse.de>
4044 * fold-const.c (extract_array_ref): Return byte offset
4046 (fold_binary): Fold &x[a] CMP &x[b] to
4047 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
4050 2005-11-16 Richard Henderson <rth@redhat.com>
4053 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
4054 parts of an SSA_NAME.
4056 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
4059 * arm.md (split for movsf with immediate): Restrict split to insns
4060 that set a general register.
4062 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
4064 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
4066 * unwind-dw2.c (uw_advance_context): Likewise.
4067 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
4068 _Unwind_SjLj_Unregister.
4069 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
4071 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
4073 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
4075 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
4077 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
4078 langhook to get a DImode integer type.
4080 2005-11-16 Richard Henderson <rth@redhat.com>
4081 J"orn Rennecke <joern.rennecke@st.com>
4082 Ulrich Weigand <uweigand@de.ibm.com>
4086 * reload1.c (reg_equiv_invariant): New.
4087 (reload): Allocate, initialize, and free it.
4088 (calculate_needs_all_insns): Check it when skipping equivalence
4090 (alter_reg): Likewise.
4091 (eliminate_regs_1): Rename from eliminate_regs. Add new
4092 may_use_invariant argument; only use reg_equiv_invariant when true.
4093 (eliminate_regs): New.
4094 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
4095 a context for which may_use_invariant may be true.
4097 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
4099 * fold-const.c (const_binop): Don't constant fold the operation
4100 if the result has overflowed and flag_trapping_math.
4101 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4103 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
4105 * config/arm/unwind-arm.c (abort): Add prototype here.
4106 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
4107 (struct phase1_vrs): Add prev_sp.
4108 (unwind_phase2_forced): Save the original core registers instead of
4109 modifying entry_vrs. Take a new flag argument for resuming unwinding
4110 and set action flags accordingly. Always set _US_END_OF_STACK when
4111 get_eit_entry fails. Unwind before calling the stop function.
4112 (_Unwind_GetCFA): New function.
4113 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
4114 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
4115 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
4116 just call unwind_phase2_forced.
4117 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
4118 * config/arm/unwind-arm.h (abort): Remove prototype.
4119 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
4121 (_Unwind_GetCFA): New prototype.
4122 * config/arm/pr-support.c (abort): Add prototype here.
4123 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
4125 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
4126 not schedule the prologue with non-call exceptions and EABI.
4128 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
4130 * config/arm/unwind-arm.h: Reorder interface function declarations.
4131 (_URC_END_OF_STACK): New enumeration value.
4132 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
4133 (struct _Unwind_Control_Block): Document reserved field use.
4134 (_Unwind_Stop_Fn): New typedef.
4135 (_Unwind_ForcedUnwind): Declare.
4136 (_Unwind_Resume_or_Rethrow): Declare.
4137 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
4139 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
4140 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
4141 (UCB_FORCED_STOP_ARG): New.
4142 (search_EIT_table): Update boundary condition checks.
4143 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
4144 (unwind_phase2): Replace for with do..while.
4145 (unwind_phase2_forced): New.
4146 (__gnu_Unwind_RaiseException): Replace for with do..while.
4147 (__gnu_Unwind_ForcedUnwind): New.
4148 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
4149 Use appropriate phase2 unwinder.
4150 (__gnu_Unwind_Resume_or_Rethrow): New.
4151 (__gnu_unwind_pr_common): Cope with forced unwinding.
4153 2005-11-16 David Edelsohn <edelsohn@gnu.org>
4156 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
4158 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
4159 roundsf2): Remove "s" from mnemonic.
4161 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
4163 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
4165 * config/bfin/crtn.s: Change epilogues to match.
4166 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
4167 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
4168 __PIC__ and __pic__.
4170 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4173 * doc/invoke.texi: Distinguish between free and fixed form instead of
4174 Fortran and Fortran 90/95. Remove ratfor from the list of supported
4176 * gcc.c (default_compilers): Remove double entries, add entries for
4177 suffixes '.F90' and '.F95'.
4179 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
4181 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
4182 in the stack probing loop.
4184 2005-11-15 David Edelsohn <edelsohn@gnu.org>
4186 * configure.ac: Use .machine power5 not power5x.
4187 * configure: Regenerate.
4189 2005-11-15 Mike Stump <mrs@apple.com>
4191 * c-decl.c (lookup_name_two): Add.
4192 * c-tree.h (lookup_name_two): Likewise.
4193 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
4194 * config/darwin-c.c (darwin_pragma_unused): Likewise.
4196 2005-11-16 Alan Modra <amodra@bigpond.net.au>
4198 PR rtl-optimization/23392
4199 * regrename.c (enum scan_actions) Add mark_access.
4200 (scan_actions_name): Ditto.
4201 (scan_rtx_reg): Handle mark_access.
4202 (scan_rtx_address): Do nothing for mark_access.
4203 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
4204 and regs in REG_INC notes before closing chains for dead regs.
4205 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
4206 opening chains for new writes.
4208 2005-11-15 David Edelsohn <edelsohn@gnu.org>
4210 * c.opt (ffixed-line-length-none): New.
4212 2005-11-15 Steve Ellcey <sje@cup.hp.com>
4214 * mklibgcc.in: Change contents of eh_dummy.c.
4216 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4218 * loop.c (scan_loop): Do not insert temporaries for hard registers.
4220 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4222 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
4224 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
4226 2005-11-15 Jan Hubicka <jh@suse.cz>
4228 * invoke.texi (large-unit-insns): Document.
4229 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
4230 * params.def (large-unit-insns): New param.
4232 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
4235 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
4236 special register for operand 3. Reindent constraints to align
4239 2005-11-14 David Edelsohn <edelsohn@gnu.org>
4241 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
4242 -mpopcntb, -mfprnd. Add -mcpu=power5+.
4243 * configure.ac: Add test for FP rounding instructions.
4244 * configure: Regenerate.
4245 * config.in: Regenerate.
4246 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4247 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
4249 * config/rs6000/rs6000.opt (mfprnd): New.
4250 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
4251 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
4252 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
4253 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
4254 (TARGET_FPRND): New.
4255 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
4257 (btrunc<mode>2): New.
4259 (floor<mode>2): New.
4260 (round<mode>2): New.
4262 2005-11-14 Geoffrey Keating <geoffk@apple.com>
4264 * gcc.c (version_compare_spec_function): Use fatal() rather than
4267 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
4268 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
4269 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
4271 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
4274 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
4275 on -mmacosx-version-min setting.
4277 2005-11-14 Diego Novillo <dnovillo@redhat.com>
4280 * tree-vrp.c (infer_value_range): Return false if STMT is a
4281 block terminator and its basic block has no successors.
4283 2005-11-14 Mike Stump <mrs@apple.com>
4285 * config/i386/i386.c (override_options): -masm=intel isn't
4286 supported on darwin.
4287 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4289 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
4291 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
4292 vfork after including auto-host.h.
4294 2005-11-15 Alan Modra <amodra@bigpond.net.au>
4296 PR rtl-optimization/22002
4297 * combine.c (distribute_notes): Detect cases where a reg dies
4298 two or more times in a bb, including on the insn we are combining,
4299 and place the death note on the correct range.
4301 2005-11-14 Dale Johannesen <dalej@apple.com>
4303 * expmed.c (store_bit_field): Add offset unconditionally for
4305 (extract_bit_field): Don't force extzv or extv operand into
4306 a register if field is too big.
4308 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4310 * config/arm/arm.c (pic_labelno): New.
4311 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
4312 LABEL_REF. Pass only the labelno to PIC insns.
4313 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4314 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
4315 * arm.md (UNSPEC_PIC_LABEL): New constant.
4316 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
4317 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
4318 Use the correct label prefix.
4320 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4322 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
4325 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
4327 * loop-invariant.c: Include tm_p.h.
4328 * Makefile.in: Updated.
4330 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4332 * pa.c (store_reg): Revise generation of frame notes in large frames.
4333 (set_reg_plus_d): Likewise.
4335 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
4337 PR tree-optimization/24709
4338 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
4341 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4343 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
4344 and duplicate declaration of pthread_self.
4346 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
4347 Ian Lance Taylor <ian@airs.com>
4350 * calls.c (expand_call): If TARGET is a MEM and some part of the
4351 argument area has been saved, force TARGET to a register.
4353 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
4355 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
4358 2005-11-13 Jason Merrill <jason@redhat.com>
4361 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
4362 lazily declared methods.
4363 (force_decl_die): Stop if forcing out the context already make a
4365 (force_type_die): Likewise.
4367 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
4370 * builtins.c (integer_valued_real_p): Add break in
4371 REAL_CST having TREE_OVERFLOW set.
4373 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
4375 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
4376 addressing modes during calculation of costs.
4378 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
4380 * function.c (assign_stack_local_1): Restrict sanity check
4381 on frame size overflow to 32-bit and above platforms.
4383 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4385 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4386 * config/cris/cris.c: Include reload.h.
4387 (cris_initial_elimination_offset): New function.
4388 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
4391 2005-11-12 Richard Guenther <rguenther@suse.de>
4393 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
4395 2005-11-12 Jan Hubicka <jh@suse.cz>
4397 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
4398 to compare against 0 when possible.
4400 2005-11-12 Jie Zhang <jie.zhang@analog.com>
4402 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
4403 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
4404 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
4405 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
4408 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4410 * recog.c (constrain_operands) <case 'g'>: For a match, require
4411 that a non-register matches general_operand when strict >= 0.
4413 2005-11-11 Steven Bosscher <stevenb@suse.de>
4415 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
4418 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4420 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
4421 (memory_address_same): New.
4422 (dse_optimize_stmt): Call memory_address_same.
4424 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4427 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
4428 ZERO_EXTEND>: New cases.
4430 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4432 * longlong.h (__clz_tab): Always provide.
4434 2005-11-11 Steven Bosscher <stevenb@suse.de>
4437 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
4439 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
4440 before check_maybe_invariant.
4441 (move_invariant_reg): Use gen_move_insn instead of replacing
4442 SET_DEST with the temporary for the invariant.
4443 (move_loop_invariants): If checking is enabled, do internal
4444 consistency checks after completing the pass.
4446 2005-11-11 David Edelsohn <edelsohn@gnu.org>
4449 * common.opt (Wvolatile-register-var): New.
4450 * varasm.c (make_decl_rtl): Only emit warning when option
4451 specified. Clarify warning message.
4452 * doc/invoke.texi (Wvolatile-register-var): Document new option.
4454 * doc/md.texi (copysign): Document standard named pattern.
4456 2005-11-11 Jie Zhang <jie.zhang@analog.com>
4458 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
4459 bytes when align is 2.
4460 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
4461 by the first instruction of the loop.
4463 2005-11-11 Jason Merrill <jason@redhat.com>
4466 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
4469 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
4471 PR rtl-optimization/22509
4472 * local-alloc.c (memref_used_between_p): Check whether a function call
4473 could not reference the memref.
4475 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
4477 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
4478 algorithm so as to choose the best, not the worst, alternative.
4479 Reset accumulated register class before processing next alternative.
4481 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
4484 * calls.c (expand_call): Copy a return value to a plain register
4487 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
4490 * varasm.c (assemble_name): Recompute name only for transparent
4493 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
4495 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
4497 2005-11-04 Jeff Law <law@redhat.com>
4500 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
4501 perform reassociation if the parent statement will not die as
4502 a result of the optimization.
4504 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
4506 * tree-ssa-alias.c (compute_may_aliases): Remove call to
4507 delete_old_heap_vars.
4508 * tree-dfa.c (referenced_var_remove): Remove function.
4509 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
4510 (delete_tree_ssa): Remove call to delete_old_heapvars.
4511 Add call to delete_alias_heapvars.
4512 * tree-flow.h (referenced_var_remove): Remove prototype
4513 (init_alias_heapvars): New prototype.
4514 (delete_alias_heapvars): Ditto.
4515 * Makefile.in (tree-ssa-structalias.o): Add
4516 gt-tree-ssa-structalias.o
4517 (GTFILES): Add tree-ssa-structalias.h and
4518 tree-ssa-structalias.c.
4519 (s-gtype): Add gt-tree-ssa-structalias.h.
4520 * tree-ssa-structalias.c (heapvars): Remove.
4521 (oldheapvars): Remove.
4522 (heapvar_for_stmt): New variable.
4523 (heapvar_lookup): New function.
4524 (heapvar_insert): Ditto.
4525 (get_constraint_for): See if we have an old heapvar
4527 (init_alias_heapvars): New function.
4528 (delete_alias_heapvars): Ditto.
4529 Add include of gt-tree-ssa-structalias.h.
4531 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4534 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
4536 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
4538 * tree.c (int_fits_type_p): Only look at the base type
4539 if it has the same precision as the original type.
4541 2005-11-10 Jakub Jelinek <jakub@redhat.com>
4544 * varasm.c (assemble_alias): Use %q+D in the error
4545 message instead of %J and %qD.
4547 2005-11-10 Richard Guenther <rguenther@suse.de>
4549 * gcse.c (free_ldst_entry): Only free hashtable if
4552 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4554 * function.c (assign_stack_local_1): Issue an error message if
4555 the frame size overflows in the signed target arithmetics.
4557 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4559 * tree.c (build_qualified_type): Chain the new type to the original
4560 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
4561 a POINTER_TYPE or a REFERENCE_TYPE respectively.
4562 (build_pointer_type_for_mode): Only return unqualified types.
4563 (build_reference_type_for_mode): Likewise.
4565 2005-11-09 Jakub Jelinek <jakub@redhat.com>
4567 * Makefile.in (gnucompare): Do comparison of all files using one of
4568 the chosen methods and only afterwards decide if just warning should
4569 be issued or comparison failure raised.
4571 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4573 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
4574 (noce_try_abs): Negate if the comparison is reversed.
4575 Look only one instruction backwards for a REG_EQUAL note.
4577 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4580 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
4581 gthr-tpf.h: Define __gthrw. For all identifiers that might
4582 be weak, introduce weakrefs or non-weak aliases with __gthrw,
4583 and prefix all uses with __ghtrw.
4585 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4588 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
4589 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
4590 * c-common.c (handle_weakref_attribute): New.
4591 (c_common_attribute_table): Add weakref.
4592 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
4594 * configure, config.in: Rebuilt.
4595 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
4596 * doc/extend.texi: Document weakref attribute.
4597 * varasm.c (ultimate_transparent_alias_target): New
4598 (assemble_name): Use it.
4599 (weak_finish_1): Split out of...
4600 (weak_finish): ... and deal with weakrefs in...
4601 (weakref_targets): ... new list.
4602 (globalize_decl): Clean up weakref_targets.
4603 (do_assemble_alias): Handle weakrefs.
4604 (finish_aliases_1): Do not reject weakrefs to external symbols.
4605 (assemble_alias): Handle weakrefs.
4607 2005-11-09 Richard Guenther <rguenther@suse.de>
4609 PR tree-optimization/24716
4610 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
4611 t_bool to track results from follow_ssa_edge.
4613 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4615 * final.c (force_source_line): New global variable.
4616 (final_scan_insn): Set it to true instead of clearing last_filename.
4617 (notice_source_line): Return true if force_source_line is true,
4618 unless source info is absent.
4620 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
4623 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
4624 a linkage name for a variable if it a register variable.
4625 * c-decl.c (grokdeclarator): Global register variables
4626 should be set as PUBLIC.
4628 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4631 * config/s390/s390.c (struct s390_frame_layout): New fields
4632 first_save_gpr_slot and last_save_gpr_slot.
4633 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
4634 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
4635 first_save_gpr and last_save_gpr with the _slot variants.
4636 (s390_register_info): Calculate first_save_gpr_slot and
4637 last_save_gpr_slot using regs_ever_live.
4639 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4642 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
4643 for a function containing a landing pad.
4645 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4648 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
4651 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
4653 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
4654 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
4656 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
4659 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
4661 (call,load,store): New insn types.
4662 (mem_access, branch_access): Adjust reservation conditions.
4663 (define_delay): Adjust condition.
4664 (decrement_and_branch_until_zero): Allow for ms2. Set branch
4666 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
4667 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
4669 (call_internal, call_value_internal, return_internal,
4670 return_interrupt_internal, eh_return_internal, indirect_jump,
4671 tablejump): Set call insn type.
4672 (blockage, ei, di): Use appropriate unspec const.
4673 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
4674 (ms1_get_attr_type): Adjust to give load & store types.
4675 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
4676 backwards past a barrier.
4677 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
4679 (struct branch_info, struct label_info): New.
4681 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
4682 (ms1_machine_reorg): New.
4683 (TARGET_MACHINE_DEPENDENT_REORG): Override.
4684 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
4685 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
4686 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
4689 2005-11-09 Per Bothner <per@bothner.com>
4690 Uros Bizjak <uros@kss-loka.si>
4693 * toplev.c (process_options): Initialize debug_hooks early
4694 in case lang_hooks.post_options ends up calling a debug_hook.
4696 2005-11-08 Jakub Jelinek <jakub@redhat.com>
4698 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4699 DBX_REGISTER_NUMBER being contiguous.
4701 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
4702 Diego Novillo <dnovillo@redhat.com>
4705 * tree-vrp.c (register_edge_assert_for): Do not register
4706 always-false predicates.
4708 2005-11-08 Devang Patel <dpatel@apple.com>
4710 PR tree-optimization/23115
4711 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
4714 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
4716 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
4719 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
4721 Fix PR tree-optimization/23382
4723 * tree-ssa-alias.c (compute_may_aliases): Call
4724 delete_old_heap_vars.
4725 * tree-dfa.c (referenced_var_remove): New function.
4726 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
4727 * tree-flow.h (referenced_var_remove): Add prototype.
4728 (delete_old_heap_vars): Ditto.
4729 * tree-ssa-structalias.c (heapvars): New variable.
4730 (oldheapvars): Ditto.
4731 (get_constraint_for): Put heap vars on heapvars list.
4732 (delete_old_heap_vars): New function.
4734 2005-11-08 Jason Merrill <jason@redhat.com>
4736 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
4738 2005-11-08 Uros Bizjak <uros@kss-loka.si>
4741 * reg-stack.c (reg_to_stack): Update register liveness also
4742 for flag_sched2_use_traces.
4744 2005-11-08 Alan Modra <amodra@bigpond.net.au>
4747 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
4748 override prior explicit -mno-powerpc-gfxopt.
4750 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
4752 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
4753 if the bitsize is zero.
4754 * doc/md.texi (Standard Pattern Names): Document it.
4756 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
4757 (TARGET_PASS_BY_REFERENCE): Likewise.
4759 2005-11-07 Ian Lance Taylor <ian@airs.com>
4761 PR rtl-optimization/24683
4762 * config/i386/i386.c (legitimize_pic_address): If constant operand
4763 to PLUS is too large, put it in a register.
4765 2005-11-07 Jie Zhang <jie.zhang@analog.com>
4767 * configure.ac: Enable checking assembler dwarf2 support for bfin
4769 * configure: Regenerate.
4771 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4775 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4776 gen_easy_vector_constant_add_self): Delete.
4777 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4779 (output_vec_const_move): Use gen_easy_altivec_constant.
4780 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4781 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4782 (easy_vector_constant_add_self): Rewritten.
4783 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4784 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4785 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4786 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4787 Macroize and adjust for the other changes.
4789 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4793 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4794 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4796 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4798 PR rtl-optimization/23567
4799 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4800 (noce_process_if_block): Don't do any optimizations except
4801 if (cond) x = x; if !set_b and write into orig_x may trap
4802 or fault. Remove the MEM_READONLY_P check.
4804 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4807 * tree-vrp.c (fix_equivalence_set): New.
4808 (extract_range_from_assert): Call it.
4810 2005-11-05 Ian Lance Taylor <ian@airs.com>
4813 * combine.c (apply_distributive_law): Don't distribute across a
4816 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4818 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4819 config/ms1/ms1.h, config/rs6000/predicates.md,
4820 config/s390/s390.c, params.def, postreload-gcse.c,
4821 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4822 tree-vrp.c, tree.c: Fix comment typos.
4823 * doc/invoke.texi: Fix typos.
4825 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4827 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4828 for testing whether the data_dependence_relation contains distance
4829 vectors. Iterate over all distance vectors of the ddr.
4830 * lambda.h: Define a vec of lambda_vector pointers.
4831 * tree-data-ref.c (dump_data_dependence_relation,
4832 dump_data_dependence_direction): Iterate over all distance and
4833 direction vectors of the ddr.
4834 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4836 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4837 of distance/direction vectors instead of a single one.
4838 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4839 lambda_vectors with a vec of lambda_vectors.
4840 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4841 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4842 DDR_NUM_DIST_VECTS): New.
4843 * tree-loop-linear.c (gather_interchange_stats): Test for the
4844 existence of distance vectors only after having checked that there
4845 is a dependence. Iterate over all distance vectors of the ddr.
4846 (linear_transform_loops): Use dump_data_dependence_relation.
4847 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4848 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4849 distance vectors of the ddr.
4851 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4853 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4854 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4855 IS_INTHANDLER; all callers changed.
4856 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4858 (do_link, do_unlink): New argument ALL; all callers changed.
4859 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4860 If function isn't leaf, save and restore all registers.
4861 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4864 2005-11-05 Jan Hubicka <jh@suse.cz>
4866 PR rtl-optimization/23490
4867 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4868 max-flow-memory-location): Document.
4869 * flow.c: Include params.h
4870 (MAX_MEM_SET_LIST_LEN): Kill.
4871 (add_to_mem_set_list): Use new param.
4872 * cse.c (cse_basic_block): Replace 1000 by new param.
4873 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4874 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4875 * predict.c (predict_loops): Use new param.
4876 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4878 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4879 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4880 Do not hold memory returned by cgraph_node_name across other call.
4882 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4885 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4888 2005-11-04 Jeff Law <law@redhat.com>
4891 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4892 * tree-ssa-dom.c: Include params.h.
4893 (thread_across_edge): If there are too many statements in the
4894 target block, then do not thread through it.
4895 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4896 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4898 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4901 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4902 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4904 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4907 * tree-scalar-evolution.c (instantiate_parameters_1,
4908 instantiate_parameters, resolve_mixers): Compute the size of an
4909 expression to be instantiated and give up the instantiation if the
4910 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4912 2005-11-04 Richard Guenther <rguenther@suse.de>
4914 * tree-flow.h (ref_contains_indirect_ref): Rename to
4915 array_ref_contains_indirect_ref.
4916 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4917 (array_ref_contains_indirect_ref): Make comment match the code
4919 (ref_contains_array_ref): Likewise.
4920 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4921 ref_contains_indirect_ref.
4922 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4923 Rename calls to ref_contains_indirect_ref.
4925 2005-11-04 Paul Brook <paul@codesourcery.com>
4927 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4928 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4929 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4930 * config/arm/arm.md: Use match_operand in peephole input templates
4931 and match_dup in peephole output templates.
4933 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4935 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4938 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4939 Daniel Jacobowitz <dan@codesourcery.com>
4941 * longlong.h (add_ssaaaa): Clobber condition code register
4943 (sub_ddmmss): Likewise.
4944 (umul_ppmm): Likewise.
4946 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4947 Paul Brook <paul@codesourcery.com>
4948 Phil Blundell <pb@reciva.com>
4950 * configure.ac: Add test for ARM TLS support.
4951 * configure: Regenerated.
4952 * config/arm/arm-protos.h (legitimize_tls_address)
4953 (arm_tls_referenced_p, tls_mentioned_p)
4954 (arm_output_addr_const_extra): New prototypes.
4955 (thumb_legitimize_pic_address): Delete.
4956 * config/arm/arm.c: Include "gt-arm.h".
4957 (enum tls_reloc): New.
4958 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4959 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4960 (arm_call_tls_get_addr, legitimize_tls_address)
4961 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4962 (arm_init_tls_builtins, arm_emit_tls_decoration)
4963 (arm_output_addr_const_extra): New functions.
4964 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4965 (TARGET_HAVE_TLS): Define.
4966 (target_thread_pointer): New.
4967 (arm_override_options): Handle -mtp=.
4968 (legitimize_pic_address): Ignore UNSPECs.
4969 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4971 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4972 (tls_get_addr_libfunc): New variable.
4973 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4974 (arm_init_builtins): Call arm_init_tls_builtins.
4975 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4976 (arm_encode_section_info): Call default_encode_section_info.
4977 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4978 (enum arm_tp_type): New.
4979 (target_thread_pointer): Add declaration.
4980 (LEGITIMATE_CONSTANT_P): Handle TLS.
4981 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4982 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4983 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4984 * config/arm/arm.md: Add UNSPEC_TLS.
4985 (movsi): Handle TLS.
4986 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4988 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4989 (load_tp_hard, load_tp_soft): New insns.
4990 * arm.opt: Add -mtp=.
4991 * doc/invoke.texi (ARM Options): Document -mtp.
4993 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4995 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4996 * config/arm/libunwind.S: Include "lib1funcs.asm".
4997 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4998 (LIB2ADDEH): Add libunwind.S.
4999 (LIB2ADDEHDEP): Add lib1funcs.asm.
5000 * mklibgcc.in: Handle asm files in libgcc_eh.a.
5002 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5005 * gcc/c.opt: Add a -lang-fortran option.
5006 * gcc/c-opts.c: Add a lang_fortran flag.
5007 (c_common_init_options): Handling the -lang-fortran option.
5008 (c_common_handle_option): Add a case for Fortran options in
5009 preprocessing. Remove cases for -ffixed-form and
5010 -ffixed-line-length. Add a case for -lang-fortran.
5012 2005-11-03 David Edelsohn <edelsohn@gnu.org>
5014 * config/rs6000/rs6000.c: Include params.h
5015 (optimization_options): Set max-grow-copy-bb-insns default to 16.
5016 (bdesc_2arg): Delete vpkuhss and vpkuwss.
5017 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
5018 (UNSPEC_VPKUWSS): Delete.
5019 (altivec_vpkuhss): Delete.
5020 (altivec_vpkuwss): Delete.
5021 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
5023 (neg_eq0<mode>): Remove final condition.
5024 (neg_eq<mode>): Remove condition and split-condition.
5026 2005-11-04 Alan Modra <amodra@bigpond.net.au>
5028 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
5029 Use associated print macros.
5031 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
5034 * diagnostic.c (diagnostic_set_info_translated): New function.
5035 (diagnostic_set_info): Use it. Add comment.
5036 * diagnostic.h (diagnostic_set_info_translated): Declare.
5038 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
5040 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
5041 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
5042 reference only if 'public' is true.
5043 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
5044 emit the .hidden directive only if the indirect reference is public.
5045 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
5046 Pass it to dw2_force_const_mem.
5047 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
5048 * dwarf2out.c (output_cfi): Adjust calls to above function.
5049 (output_call_frame_info): Likewise.
5050 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
5051 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
5053 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
5055 PR tree-optimization/24483
5056 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
5057 field to elts if possible.
5059 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
5062 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
5065 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
5067 Fix PR tree-optimization/24351
5069 * tree-ssa-structalias.c (struct variable_info): Add
5071 (get_varinfo_fc): New function to follow collapsing.
5072 (new_var_info): Set collapsed_to to NULL.
5073 (dump_constraint): Follow collapsing.
5074 (build_constraint_graph): Handle collapsing.
5075 (do_simple_structure_copy): Return false if something bad
5077 (collapse_rest_of_var): New function.
5078 (do_structure_copy): Collapse if do_simple_structure_copy returns
5081 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
5084 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
5085 expressions to a statement list instead of gimplifying them.
5087 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5089 PR rtl-optimization/23585
5090 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
5091 that can't trap plus a constant integer, if the mode has zero size.
5093 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
5096 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
5098 ("*insv<mode>_reg_extimm"): Likewise.
5100 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
5103 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
5104 c_common_type_for_mode returns an unnamed type.
5106 2005-11-02 Richard Henderson <rth@redhat.com>
5110 * dwarf2out.c (dwarf2out_reg_save_reg): New.
5111 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
5112 * function.c (assign_parms): Use calls.internal_arg_pointer.
5113 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
5115 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
5116 (TARGET_CALLS): Add it.
5117 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
5118 * targhooks.c (default_internal_arg_pointer): New.
5119 * targhooks.h (default_internal_arg_pointer): Declare.
5120 * tree.h (dwarf2out_reg_save_reg): Declare.
5121 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
5122 * config/i386/i386.c (dbx_register_map): Add return column.
5123 (dbx64_register_map, svr4_dbx_register_map): Likewise.
5124 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
5125 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
5126 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
5127 (ix86_save_reg): Save force_align_arg_pointer.
5128 (ix86_emit_save_regs): Make regno unsigned.
5129 (ix86_emit_save_regs_using_mov): Likewise.
5130 (ix86_expand_prologue): Handle force_align_arg_pointer.
5131 (ix86_expand_epilogue): Likewise.
5132 * config/i386/i386.h: (dbx_register_map): Update.
5133 (dbx64_register_map, svr4_dbx_register_map): Update.
5134 (struct machine_function): Add force_align_arg_pointer.
5135 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
5136 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
5137 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
5139 2005-11-02 Jan Hubicka <jh@suse.cz>
5142 * i386.md: Add peep2 for simplyfing array accesses.
5144 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
5147 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
5148 * config/s390/s390.c (s390_decompose_shift_count): New function.
5149 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
5150 (print_shift_count_operand): Use s390_decompose_shift_count.
5151 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
5152 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
5154 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
5157 * loop.c (loop_givs_rescan): Use force_operand to expand
5160 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
5163 * fold-const.c (build_range_check): Use unsigned when signed
5164 overflow is undefined also. If etype is subtype, make sure that
5165 the subtraction is in the supertype.
5167 2005-11-02 Richard Henderson <rth@redhat.com>
5170 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
5173 2005-11-01 Richard Henderson <rth@redhat.com>
5176 * loop.c (scan_loop): Do not propagate computations to a hard
5177 register destination with SMALL_REGISTER_CLASSES.
5179 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
5181 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
5182 costs for MULT inside PLUS or MINUS.
5184 2005-11-01 Bob Wilson <bob.wilson@acm.org>
5186 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
5187 (TRAMPOLINE_SIZE): Round up to 60.
5188 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
5190 2005-10-31 James E. Wilson <wilson@specifix.com>
5193 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
5194 ifdef. Put ifdefs around call in gen_subprogram_die.
5195 (compute_frame_pointer_to_cfa_displacement): Likewise.
5196 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
5199 PR rtl-optimization/17356
5200 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
5201 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
5203 2005-10-31 Jan Hubicka <jh@suse.cz>
5206 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
5209 * i386.c (legitimize_pic_address): Deal with large immediates.
5212 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
5213 from symbol names while computing checkup.
5216 * predict.c (predict_loops): Do not estimate more than
5217 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
5218 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
5220 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
5222 PR tree-optimization/19097
5223 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
5225 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
5227 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
5229 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
5232 * tree-inline.c (setup_one_parameter): If the init_stmt
5233 is NULL, don't insert the statement.
5235 2005-10-30 Jan Hubicka <jh@suse.cz>
5237 PR tree-optimization/24172
5238 * tree-inline.c (copy_body_r): Unshare the substituted value first.
5240 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
5242 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
5243 constants for hosts with long != 32 bits.
5245 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
5248 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
5250 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
5252 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
5253 (TARGET_MS1_16_002): New.
5254 (TARGET_MS1_16_003): New.
5256 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
5257 ("*decrement_and_branch_until_zero_no_clobber"): New.
5258 Add corresponding splitter for decrement_and_branch_until_zero
5260 Key all decrement_and_branch_until_zero patterns off of
5263 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
5266 * tree-complex.c (extract_component): Treat RESULT_DECL
5267 like the rest of the decls.
5269 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
5271 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
5272 indirect call to _mcount if the function needs a static chain.
5274 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
5275 Caroline Tice <ctice@apple.com>
5277 PR rtl-optimization/24460
5278 * dwarf2out.c (have_switched_text_sections): New boolean variable.
5279 (dwarf2out_switch_text_section): Set it to true instead of
5280 incrementing separate_line_info_table_in_use.
5281 (output_loc_list): Additionally test have_switched_text_sections.
5282 (output_ranges): Likewise.
5283 (dwarf2out_finish): Likewise.
5284 * varasm.c (assemble_start_function): Do not call
5285 insert_section_boundary_note.
5286 (assemble_end_function): If flag_reorder_blocks_and_partition,
5287 switch to the function's section before emitting the .size directive.
5288 * bb-reorder.c (insert_section_boundary_note): Staticify.
5289 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
5290 * output.h (insert_section_boundary_note): Delete.
5292 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
5295 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
5296 instead of pointer equality when comparing types.
5298 2005-10-24 James E. Wilson <wilson@specifix.com>
5300 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
5301 add_dependence_list_and_free calls.
5303 2005-10-24 Steven Bosscher <stevenb@suse.de>
5305 * contrib.texi: Add the names of the LLNL folks who donated
5306 Cray pointer support for gfortran.
5308 2005-10-24 Steven Bosscher <stevenb@suse.de>
5310 PR tree-optimization/24225
5311 * profile.c (branch_prob): Look from end to start through a
5312 basic block when looking for a locus.
5314 2005-10-24 Richard Henderson <rth@redhat.com>
5316 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
5318 (hppa_expand_prologue): Likewise.
5320 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5322 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
5323 (NO_DEFERRED_PROFILE_COUNTERS): Define.
5324 * pa.h (NO_PROFILE_COUNTERS): Define.
5325 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
5326 (funcdef_nos): New vector to hold label numbers of deferred profile
5328 (output_deferred_profile_counters): New function.
5329 (hppa_profile_hook): Push label number onto funcdef_nos.
5330 (pa_hpux_file_end): Call output_deferred_profile_counters if
5331 NO_DEFERRED_PROFILE_COUNTERS is false.
5333 * pa-protos.h (get_deferred_plabel): New prototype.
5334 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
5336 (output_call): Adjust calls.
5338 2005-10-24 Alan Modra <amodra@bigpond.net.au>
5340 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
5341 peculiarity of GOT/TOC section usage.
5343 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
5346 * c-common.c (constant_string_class_name): Add documentation.
5348 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
5351 * recog.c (peephole2_optimize): Increment peep2_current_count
5352 only when the slot is empty.
5354 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5357 * except.c (output_function_exception_table): Call
5358 assemble_external_libcall if we need a personality function.
5360 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5362 PR rtl-optimization/24460
5363 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
5364 set the basic block for barriers.
5366 2005-10-21 Janis Johnson <janis187@us.ibm.com>
5368 * var-tracking.c (vt_initialize): Initialize post.
5370 2005-10-21 Devang Patel <dpatel@apple.com>
5373 * c-common.c (vector_types_convertible_p): Check vector element type.
5375 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
5377 * config/sh/sh.c (prepare_move_operands): Handle the address
5378 constant which is a tls symbolic address plus a constant.
5380 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
5383 * gcc.c (main): Use the correct counter for erroring out
5384 about mulitple files.
5386 2005-10-21 Alan Modra <amodra@bigpond.net.au>
5389 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
5390 use r2 for 64-bit tls .got access.
5392 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
5394 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
5397 2005-10-20 Steven Bosscher <stevenb@suse.de>
5399 PR tree-optimization/24307
5400 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
5402 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
5405 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
5407 * varasm.c (find_decl_and_mark_needed): After cgraph global info
5408 is ready, stop marking functions, but still mark variables.
5410 2005-10-20 Richard Guenther <rguenther@suse.de>
5413 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
5416 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5418 PR rtl-optimization/23585
5419 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
5420 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
5421 (may_trap_p_1): New predicate extracted from...
5422 (may_trap_p): ... here. Invoke may_trap_p_1.
5423 (may_trap_or_fault_p): New predicate.
5424 * rtl.h (may_trap_or_fault_p): Declare it.
5425 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
5426 instead of may_trap_p.
5427 (steal_delay_list_from_fallthrough): Likewise.
5428 (fill_simple_delay_slots): Likewise.
5429 (fill_slots_from_thread): Likewise.
5430 * function.c (pad_to_arg_alignment): Rework comment about
5431 SPARC_STACK_BOUNDARY_HACK.
5432 * config/sparc/sparc.h: Likewise.
5434 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
5436 * config/s390/s390.c (s390_expand_insv): New.
5437 * config/s390/s390-protos.h (s390_expand_insv): Declare.
5438 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
5439 ("icm_hi"): Remove mode attribute.
5440 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
5442 ("*extracthi", "*extractqi"): Remove.
5443 (extv<mode>", "*extzv<mode>"): New.
5444 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
5445 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
5447 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5449 * cfgexpand.c (discover_nonconstant_array_refs_r,
5450 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
5451 (tree_expand_cfg): Call discover_nonconstant_array_refs.
5452 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5453 discover_nonconstant_array_refs.
5455 2005-10-19 Steven Bosscher <stevenb@suse.de>
5458 * c-decl.c (pop_scope): Don't warn about an unused variable
5459 if it is marked with TREE_NO_WARNING.
5460 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
5461 somenow mismatch and olddecl is to be replaced.
5463 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5466 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
5467 whether registers live on the edge can be saved/restored.
5469 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
5471 * config/sh/sh.c (fixup_mova): Skip notes.
5473 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5475 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
5476 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
5477 (s390_can_eliminate): Handle BASE_REGNUM elimination.
5478 (s390_initial_elimination_offset): Likewise.
5479 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
5480 register on TARGET_ZARCH targets.
5481 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
5482 (INITIAL_FRAME_POINTER_OFFSET): Remove.
5483 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
5484 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
5486 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5488 * config/s390/s390.md: Comment describing output modifiers updated.
5489 * config/s390/s390.c (print_operand): Likewise.
5491 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5493 * config/s390/s390.c (override_options): Added check for -mstack-size
5495 * doc/invoke.texi: Mention that limit in the documenation.
5497 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
5500 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
5502 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
5504 Fix PR tree-optimization/24231
5506 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
5507 (compute_avail): Ditto.
5509 2005-10-18 Richard Henderson <rth@redhat.com>
5512 * config/i386/i386.c (legitimate_constant_p): Check
5513 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
5515 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
5516 (legitimate_pic_address_disp_p): Reorg CONST checking to make
5517 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
5519 (print_operand_address): Likewise.
5520 * config/i386/predicates.md (x86_64_immediate_operand): Test
5521 SYMBOL_REF_TLS_MODEL properly inside CONST.
5522 (x86_64_zext_immediate_operand): Likewise.
5523 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
5524 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
5525 * config/i386/i386-protos.h: Remove predicates.md entries.
5527 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
5529 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5530 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
5532 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
5533 Ian Lance Taylor <ian@airs.com>
5536 * fold-const.c (fold_widened_comparison): Do not allow range based
5537 constant folding when right operand cannot be unwidened.
5539 2005-10-17 Richard Henderson <rth@redhat.com>
5541 * builtins.c (expand_builtin_synchronize): Build a new-style asm
5542 with a memory clobber.
5544 2005-10-17 James E Wilson <wilson@specifix.com>
5546 PR rtl-optimization/17356
5547 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
5548 checking for EDGE_EH.
5550 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5552 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
5553 the slot on an even boundary for any type with 16-byte alignment.
5555 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
5558 * md.texi (Modifiers) <%>: Clarify that % doesn't work
5559 after register allocation.
5561 2005-10-17 DJ Delorie <dj@redhat.com>
5563 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
5566 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
5569 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
5572 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
5574 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
5575 to 2 if it's already non-zero.
5576 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
5577 is set and warn about it if flag_schedule_insns is 1.
5579 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
5581 * config/crx/crx.md: Compare-and-branch instructions need to
5584 2005-10-17 Uros Bizjak <uros@kss-loka.si>
5587 * config/i386/i386.md (*pushdi2_rex64 splitter)
5588 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
5589 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
5590 flow2 pass only when (optimize > 0 && flag_peephole2).
5592 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
5595 * gcc.c (have_c): New static variable.
5597 (process_command): Remove declation of have_c.
5598 Set have_o to 1 when handling -o.
5599 (main): Add a fatel error if there are multiple
5600 files specified and -o and -c/-S is passed witout
5601 -combine or multiple languages.
5603 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
5605 Fix PR tree-optimization/22444
5606 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
5607 Assert that we don't hit something with subvars.
5608 (setup_pointers_and_addressables): Don't add things with subvars,
5609 because we'll already process the subvars for aliasing purposes.
5611 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
5614 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
5615 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
5616 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
5617 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
5618 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
5619 swapped, alternatives for the R constraint.
5622 * builtins.c (get_builtin_sync_mode): Make unlimited
5623 mode_for_size request.
5625 2005-10-15 Richard Henderson <rth@redhat.com>
5627 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
5628 (gimplify_expr): ... here.
5629 (gimplify_compound_lval): Use it in initial scan loop. Allow
5630 fb_lvalue in base expression.
5632 2005-10-15 Richard Henderson <rth@redhat.com>
5635 * builtins.c (expand_builtin_trap): Export.
5636 * expr.h (expand_builtin_trap): Declare.
5637 * expr.c (expand_assignment): Emit a trap for integral offsets
5638 from registers that weren't reduced to bitpos.
5640 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
5641 (mark_array_ref_addressable): Remove.
5642 * tree-flow.h (mark_array_ref_addressable): Remove.
5643 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
5645 2005-10-15 James E Wilson <wilson@specifix.com>
5648 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
5649 (add_dependence_list_and_free): Likewise.
5650 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
5653 2005-10-15 Diego Novillo <dnovillo@redhat.com>
5657 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
5658 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
5660 (vrp_visit_phi_node): Only prevent infinite iterations when
5661 the previous result and the new result are both VR_RANGEs.
5663 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
5665 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
5668 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5671 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
5674 2005-10-14 Per Bothner <per@bothner.com>
5676 PR preprocessor/21250
5677 * c-ppoutput.c (print_line): Print internal line 0 as 1.
5679 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
5682 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
5683 overflow flags. Refactor some conditionals.
5685 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5688 * tree-dfa.c (add_referenced_var): Only look at decls which
5689 have TREE_CONSTANT or TREE_READONLY set instead of if
5690 !TREE_PUBLIC or !TREE_CONSTANT.
5692 2005-10-13 James E Wilson <wilson@specifix.com>
5694 * doc/invoke.texi: For -x, add f95-cpp-input.
5695 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5697 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5699 PR tree-optimization/24262
5700 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
5701 in loop all the time.
5703 2005-10-12 Richard Henderson <rth@redhat.com>
5706 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5707 * function.c (assign_parm_find_data_types): Don't support it.
5708 * print-tree.c (print_node): Likewise.
5709 * c-common.c (handle_transparent_union_attribute): Likewise.
5710 Use build_duplicate_type.
5711 * tree-inline.c (remap_type_1): Split out of remap_type;
5712 properly remap aggregate fields.
5713 (build_duplicate_type): New.
5714 * doc/extend.texi (Variable Attributes): Remove documentation
5715 for transparent_union.
5717 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5720 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
5721 (gen_stack_pointer_dec): Likewise.
5723 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
5727 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
5729 (struct cxx): Add adjust_class_at_definition target hook.
5730 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
5731 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
5732 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
5733 hook_void_tree. Add to TARGET_CXX.
5734 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
5736 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
5737 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
5738 instead of attribute. Check for dllexport override. Warn if
5739 inconsistent dll linkage. Don't lose old dllimport if decl has
5740 had address referenced. Tweak lookup of dllimport atribute.
5741 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
5742 for target specific rules. Don't add dllimport attribute if
5743 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
5744 dllimport attribute.
5745 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
5746 * varasm.c (initializer_constant_valid_p): Replace
5747 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
5751 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
5752 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
5753 (i[34567]86-*-mingw32*): Likewise.
5755 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
5756 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
5758 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
5759 C++-specific code. Change return value to bool.
5760 (i386_pe_dllimport_p): Likewise.
5761 (associated_type): Simplify and make language-independent
5762 (i386_pe_encode_section_info): Replace override of ambiguous
5763 dllimport symbol refs with a gcc_assert.
5764 (i386_pe_valid_dllimport_attribute_p): Define.
5765 * config/i386/winnt-cxx.c: New file. Define C++ versions of
5766 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5767 i386_pe_adjust_class_at_definition.
5768 * config/i386/winnt-stubs.c: New file. Define stub versions of
5769 lang-specific functions.
5770 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5771 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5772 i386_pe_adjust_class_at_definition.
5773 (i386_pe_valid_dllimport_attribute_p): Declare.
5774 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5775 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5776 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5779 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5780 dllimport attribute with test of DECL_DLLIMPORT_P.
5782 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5784 * combine.c (make_extraction): Correct offset computation.
5786 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5788 * config/cris/t-linux (LIMITS_H_TEST): Define.
5790 2005-10-12 Richard Henderson <rth@redhat.com>
5793 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5795 2005-10-12 Richard Guenther <rguenther@suse.de>
5797 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5799 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5802 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5803 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5806 2005-10-12 Richard Guenther <rguenther@suse.de>
5809 * varasm.c (output_constant): Correct typo from previous
5812 2005-10-11 Ian Lance Taylor <ian@airs.com>
5814 PR rtl-optimization/13931
5815 * combine.c: Revert patch of 2003-05-14, and:
5816 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5817 completely killed in the appropriate insn.
5818 (distribute_notes): Don't skip multiple hard register test for
5819 elim_i1 and elim_i2.
5821 2005-10-11 Richard Henderson <rth@redhat.com>
5824 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5825 to initialize a transparent union instead of a nop_expr.
5827 2005-10-11 Richard Henderson <rth@redhat.com>
5829 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5830 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5831 (tree_ssa_dce_loop): Call scev_reset.
5834 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5835 * tree-ssa-dce.c: Include cfgloop.h.
5836 (tree_ssa_dce_loop, pass_dce_loop): New.
5837 * tree-pass.h (pass_dce_loop): Declare it.
5838 * passes.c (init_optimization_passes): Use it.
5840 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5843 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5844 Only apply the optimization for rounding builtins if the inner
5845 cast is also an extension.
5847 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5850 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5851 mark_new_vars_to_rename instead of update_stmt.
5853 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5855 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5857 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5859 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5860 for setting MMX register to 0 rather than mmx.
5862 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5865 * configure.ac: Move gas check from mips specific case to common case.
5866 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5867 * configure: Regenerate
5868 * doc/install.texi: Update.
5870 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5873 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5875 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5877 * gcc.c (do_spec_1): Accept numeric characters in file name
5880 2005-10-10 Nick Clifton <nickc@redhat.com>
5882 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5883 describing the deleted arm_gen_rotated_half_load function.
5885 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5887 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5890 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5892 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5894 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5895 (EXTRA_MULTILIB_PARTS): Define.
5896 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5897 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5898 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5899 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5900 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5901 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5903 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5905 PR tree-optimization/24226
5906 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5907 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5908 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5911 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5913 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5915 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5918 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5919 Rewrite for no need for the early clobber.
5921 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5923 Merge from csl-arm-branch:
5924 2005-09-07 Paul Brook <paul@codesourcery.com>
5925 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5928 2005-04-30 Paul Brook <paul@codesourcery.com>
5929 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5930 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5932 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5933 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5934 (arm_override_options): Use TARGET_AAPCS_BASED.
5935 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5936 (PTRDIFF_TYPE): Use int for AAPCS.
5937 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5938 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5939 (DEFAULT_SHORT_ENUMS): Delete.
5940 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5942 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5943 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5944 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5945 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5947 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5948 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5950 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5951 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5953 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5954 * config.gcc (arm*-*-linux-gnueabi): Add it.
5955 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5957 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5958 * config/arm/linux-eabi.h: New file.
5959 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5960 (LINUX_TARET_LINK_SPEC): Likewise.
5961 (LINK_SPEC): Use it.
5962 * config/arm/t-linux-eabi: New file.
5964 2005-10-08 Steven Bosscher <stevenb@suse.de>
5967 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5969 (PARAM_SMS_DFA_HISTORY): Likewise.
5971 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5974 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5975 (load_register_parameters): Call it.
5976 (check_sibcall_argument_overlap_1): Likewise.
5977 (store_one_arg): Likewise.
5979 2005-10-07 James E. Wilson <wilson@specifix.com>
5981 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5982 DImode not VECINT24 for operand 2.
5985 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5989 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5990 fr_spill): Use destination_operand for operand 0.
5992 2005-10-07 DJ Delorie <dj@redhat.com>
5994 * varasm.c (output_constant): Limit error to expanding
5997 2005-10-07 Richard Guenther <rguenther@suse.de>
6000 * fold-const.c (fold_binary): Fix operand types during folding
6001 of X op (A, Y). Evaluation order of the side-effects of
6002 X and A are frontend-defined, so ensure we honour that even for
6003 tcc_comparison class operands; eased by removing duplicate code.
6005 2005-10-07 Steve Ellcey <sje@cup.hp.com>
6007 * stor-layout.c (layout_type): Do not allow alignment of array
6008 elements to be greater than their size.
6010 2005-10-07 Steve Ellcey <sje@cup.hp.com>
6012 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
6014 (hppa*-*-linux*): Ditto.
6015 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
6016 * config/host-hpux.c: New.
6017 * config/x-hpux: New.
6018 * config/pa/x-hpux: Remove.
6019 * config/pa/x-linux: Remove.
6020 * config/pa/pa-host.c: Remove.
6022 2005-10-07 Jeff Law <law@redhat.com>
6024 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
6025 determine whether or not to try and thread outgoing edges.
6027 2005-10-07 David Edelsohn <edelsohn@gnu.org>
6029 * config/rs6000/rs6000.md (eqsi_power): New.
6030 (neg_eq0si): Add TARGET_POWER to final condition.
6033 2005-10-06 Richard Henderson <rth@redhat.com>
6035 * config/rs6000/rs6000.c: Revert last change.
6037 2005-10-06 Richard Henderson <rth@redhat.com>
6039 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
6040 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
6042 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
6046 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
6047 out return_label and naked_return_label.
6049 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
6051 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
6054 2005-10-06 Richard Henderson <rth@redhat.com>
6057 * tree-inline.c (declare_return_variable): Handle modify_dest not
6060 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
6062 Fix PR tree-optimization/22488
6063 * tree-ssa-structalias.c (check_for_overlaps): New function.
6064 (create_variable_info_for): Use it.
6066 2005-10-06 Richard Henderson <rth@redhat.com>
6069 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
6070 (dwarf2out_start_source_file): Print it.
6072 2005-10-06 Geoffrey Keating <geoffk@apple.com>
6074 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
6076 2005-10-06 Richard Henderson <rth@redhat.com>
6079 * mode-switching.c (optimize_mode_switching): Clear transp bit
6080 for block with incomming abnormal edges.
6082 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
6083 (fpscr_set_from_mem): Use them.
6084 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
6085 (fpscr postinc splitters): Rewrite as peephole2+split.
6087 2005-10-06 David Edelsohn <edelsohn@gnu.org>
6089 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
6090 (eq<mode>_compare): Same.
6092 2005-10-06 Richard Guenther <rguenther@suse.de>
6094 PR tree-optimization/24238
6095 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
6097 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
6099 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
6100 here. Use AC_PATH_PROG for environment variables instead of
6102 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
6104 * configure: Regenerated.
6106 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
6109 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
6110 then force it into a register.
6111 (call_value): Likewise.
6113 2005-10-06 Richard Henderson <rth@redhat.com>
6116 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
6117 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
6118 under pass_vectorize.
6120 2005-10-05 Devang Patel <dpatel@apple.com>
6123 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
6124 handling constants. Check NAMESPACE_DECL context for constants.
6126 2005-10-05 Eric Christopher <echristo@apple.com>
6128 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
6130 2005-10-05 Richard Henderson <rth@redhat.com>
6133 * tree-cfg.c (mark_array_ref_addressable_1): New.
6134 (mark_array_ref_addressable): New.
6135 * tree-flow.h (mark_array_ref_addressable): Declare.
6136 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
6138 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
6142 * reload.c (subst_reloads): When adding a REG_LABEL to a
6143 jump instruction, also update JUMP_LABEL.
6145 2005-10-05 David Edelsohn <edelsohn@gnu.org>
6147 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
6148 * bb-reorder.c (copy_bb_p): Use it.
6149 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
6151 2005-10-05 Richard Henderson <rth@redhat.com>
6154 * toplev.c (process_options): Warn about unsupported combinations
6155 of unwind tables and omit-frame-pointer.
6156 * config/i386/i386.c (override_options): Similarly. Enable
6157 accumulate-outgoing-args if not explicitly disabled.
6159 2005-10-05 Steve Ellcey <sje@cup.hp.com>
6161 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
6162 Handle big endian vs. small endian.
6163 (vec_initv2sf): Handle big endian vs. small endian.
6164 (*vec_extractv2sf_1): Ditto.
6166 2005-10-05 Dale Johannesen <dalej@apple.com>
6168 * convert.c (convert_to_real): Don't convert
6169 (float)floor(double d) to floorf((float)d).
6171 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
6173 * config/arm/arm.md (insv): Use gen_int_mode in more places.
6175 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
6177 PR tree-optimization/18587
6178 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
6179 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
6180 build_vuses): Change to VEC type.
6181 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
6182 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
6183 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
6184 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
6185 (get_name_decl): New. Return DECL_UID of base variable.
6186 (operand_build_cmp): New. qsort comparison routine.
6187 (operand_build_sort_virtual): New. Sort virtual build vector.
6188 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
6189 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
6190 (FINALIZE_BASE): Use get_name_decl.
6191 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
6192 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
6193 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
6194 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
6195 direct VEC_* manipulations.
6196 (build_ssa_operands): Call operand_build_sort_virtual.
6197 (copy_virtual_operand, create_ssa_artficial_load_stmt,
6198 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
6199 with direct VEC_* manipulations.
6200 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
6201 with direct VEC manipulations.
6203 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
6205 PR tree-optimization/21419
6206 PR tree-optimization/24146
6207 PR tree-optimization/24151
6209 * c-typeck.c (readonly_error): Handle USE being lv_asm.
6210 (build_asm_expr): Call it if outputs are read-only.
6211 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
6213 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
6214 Paolo Bonzini <bonzini@gnu.org>
6218 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
6219 enable the instructions and not just the built-ins.
6220 * doc/invoke.texi (x86 Options): Likewise.
6222 2005-10-04 Geoffrey Keating <geoffk@apple.com>
6224 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
6226 * doc/invoke.texi (Option Summary): Correct spelling
6227 of -mmacosx-version-min.
6229 2005-10-04 Devang Patel <dpatel@apple.com>
6231 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
6234 2005-10-04 Steve Ellcey <sje@cup.hp.com>
6236 * tree-vect-transform.c (vect_create_epilog_for_reduction):
6237 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
6239 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
6241 * config/s390/s390.md ("TDSI","DP"): New mode macros.
6242 ("TE","tg"): New mode attributes.
6243 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
6244 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
6245 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
6246 dword_mode and one for GPRmode.
6248 2005-10-04 Ian Lance Taylor <ian@airs.com>
6250 PR preprocessor/13726
6251 * c-ppoutput.c (cb_include): Add comments parameter, and print out
6252 any comments passed in.
6254 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6256 * tree.c (annotate_with_file_line): Fix typo.
6258 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6261 * builtins.c (fold_builtin_memcmp): When constructing the pointer
6262 type used to access data in the inlined length == 1 case, use
6263 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
6264 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
6266 2005-10-04 Uros Bizjak <uros@kss-loka.si>
6268 * config/i386/i386.h (TARGET_FISTTP): Enable also for
6269 TARGET_SSE3 and only for TARGET_80387.
6270 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
6271 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
6272 Do not depend on TARGET_80387.
6274 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6276 * tree.c (last_annotated_node): Change type to location_t*.
6277 (annotate_with_file_line): Reflect the change of
6278 last_annotated_node type.
6280 2005-10-04 Richard Guenther <rguenther@suse.de>
6283 * c-decl.c (grokdeclarator): Don't write to fields
6286 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6289 * c-decl.c (finish_decl): Use set_user_assembler_name even for
6291 * varasm.c (make_decl_rtl): If a register variable does not
6292 have a set user assmbler name, error out.
6293 Decode the asmspec is now name+1 bypassing '*'.
6295 2005-10-04 Steven Bosscher <stevenb@suse.de>
6297 PR tree-optimization/23049
6298 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
6299 of a COND_EXPR is folded before calling fold on the whole rhs of a
6300 conditional assignment.
6301 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
6302 document that a COND_EXPR may appear there.
6304 2005-10-03 Diego Novillo <dnovillo@redhat.com>
6307 * tree-vrp.c (extract_range_from_assert): If the new numeric
6308 range created out of the assertion contradicts the existing
6309 numeric range of the ASSERT_EXPR variable, make the new range
6312 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
6314 * config/sh/sh.c (sh_register_move_cost): Add case for moving
6315 from T_REGS to FP register class.
6317 2005-10-03 Richard Henderson <rth@redhat.com>
6320 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
6321 before creating a new one.
6323 2005-10-03 David Edelsohn <edelsohn@gnu.org>
6325 * config/rs6000/t-aix43 (LDFLAGS): New.
6326 * config/rs6000/t-aix52 (LDFLAGS): New.
6328 2005-10-03 Ian Lance Taylor <ian@airs.com>
6330 * gimplify.c (find_single_pointer_decl_1): New static function.
6331 (find_single_pointer_decl): New static function.
6332 (internal_get_tmp_var): For a formal variable, set restrict base
6333 information if appropriate.
6334 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
6336 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
6337 (DECL_GET_RESTRICT_BASE): Define.
6338 (SET_DECL_RESTRICT_BASE): Define.
6339 (decl_restrict_base_lookup): Declare.
6340 (decl_restrict_base_insert): Declare.
6341 (struct tree_decl_with_vis): Add based_on_restrict_p field.
6342 * tree.c (restrict_base_for_decl): New static variable.
6343 (init_ttree): Initialize restrict_base_for_decl.
6344 (copy_node_stat): Copy restrict base information.
6345 (decl_restrict_base_lookup): New function.
6346 (decl_restrict_base_insert): New function.
6347 (print_restrict_base_statistics): New static function.
6348 (dump_tree_statistics): Call print_restrict_base_statistics.
6350 2005-10-02 Diego Novillo <dnovillo@redhat.com>
6353 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
6354 case of anti-ranges.
6356 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
6359 * c-typeck.c (tagged_tu_seen): Rename to ...
6360 (tagged_tu_seen_cache): this and add val field.
6361 (comptypes): Move functional to comptypes_internal
6362 and free tagged_tu_seen.
6363 (comptypes_internal): New function and call comptypes_internal
6364 instead of comptypes. Speed up by sibcalling
6365 tagged_types_tu_compatible_p.
6366 (alloc_tagged_tu_seen): New function
6367 (free_all_tagged_tu_seen_up_to): New function.
6368 (tagged_types_tu_compatible_p): Return the val of the seen two
6370 Add that the two types are the same to tagged_tu_seen_base
6371 if they are and call comptypes_internal instead of comptypes.
6372 <case UNION_TYPE>: Speed up common type where the fields are
6374 (function_types_compatible_p): Call comptypes_internal instead of
6376 (type_lists_compatible_p): Likewise.
6377 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
6379 2005-10-02 Matthias Klose <doko@debian.org>
6381 * doc/invoke.texi: Fix typo and speling error.
6383 2005-10-01 Richard Henderson <rth@redhat.com>
6385 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
6387 2005-10-01 Mark Mitchell <mark@codesourcery.com>
6389 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
6390 using --start-group and --end-group.
6392 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6394 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
6395 FIXME note regarding quirky semantics.
6397 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6400 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
6401 non-null range as a last resort.
6403 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
6404 Diego Novillo <dnovillo@redhat.com>
6407 * tree-vrp.c (extract_range_from_assert): For !=
6408 assertions, only build an anti-range if LIMIT is a
6409 single-valued range.
6411 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
6413 * arm.md (movqi): On thumb when optimizing, handle loading from
6414 memory by describing this as taking a subreg of a zero-extended load
6415 into an SImode register.
6418 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
6420 * reload1.c (merge_assigned_reloads): Do not change any
6421 RELOAD_FOR_OUTPUT_ADDRESS reloads.
6423 2005-09-30 Geoffrey Keating <geoffk@apple.com>
6425 * Makefile.in (LIPO_FOR_TARGET): Define.
6426 (STRIP_FOR_TARGET): Define.
6428 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
6429 before creating new ones. Do symlinks before creating the actual
6432 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
6433 to work out which multilibs are actually being built.
6435 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
6437 * tree-vect-transform.c, config/ms1/ms1.md,
6438 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
6439 Follow spelling conventions.
6440 * doc/invoke.texi, doc/md.texi: Fix typos.
6442 2005-09-30 Andrew Macleod <amacleod@redat.com>
6444 PR tree-optimization/21430
6445 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
6446 use operands, and set stmt pointer if need be.
6447 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
6448 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
6451 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6454 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
6456 2005-09-29 Mark Mitchell <mark@codesourcery.com>
6458 * optabs.c (expand_binop): Initialize first_pass_p.
6460 2005-09-29 Jakub Jelinek <jakub@redhat.com>
6463 * c-decl.c (c_write_global_declarations_1): If any
6464 wrapup_global_declaration_2 call returned true, restart the loop.
6466 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
6468 Fix PR tree-optimization/24117
6469 * tree-ssa-structalias.c (find_func_aliases): Strip nops
6470 before considering whether to use anyoffset.
6472 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6476 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6478 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6480 (swap_commutative_operands_with_target): New.
6482 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6485 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
6488 2005-09-29 Steven Bosscher <stevenb@suse.de>
6490 PR tree-optimization/23911
6491 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
6492 and IMAGPART_EXPR too.
6494 2005-09-28 Mark Mitchell <mark@codesourcery.com>
6497 * expmed.c (expand_shift): Move logic to reverse rotation
6498 direction when rotating by constants ...
6499 * optabs.c (expand_binop): ... here.
6500 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
6501 (ix86_rotrdi3): New pattern.
6502 (rotldi3): Handle 32-bit mode.
6503 (ix86_rotldi3): New pattern.
6505 2005-09-29 Alan Modra <amodra@bigpond.net.au>
6508 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
6509 check for numbers that need no bit twiddle.
6511 2005-09-28 Geoffrey Keating <geoffk@apple.com>
6513 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
6514 multilib to be built.
6516 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
6517 (stage1-start): Delete old libgcc and libunwind before moving
6518 anything into the stage directory.
6519 (stage2-start): Likewise.
6520 (stage3-start): Likewise.
6521 (stage4-start): Likewise.
6522 (stageprofile-start): Likewise.
6523 (stagefeedback-start): Likewise.
6524 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
6525 header in tm_file and CPU-specific t-darwin in tmake_file.
6526 (i[34567]86-*-darwin*): Don't change tm_file.
6527 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
6528 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
6529 shared library stub for target OS version.
6530 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
6531 (SHLIB_LINK): Don't make SHLIB_SOLINK.
6532 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
6533 (libgcc_s.%.dylib): New.
6535 (install-darwin-libgcc-stubs): New.
6536 (INSTALL_LIBGCC): New append.
6537 * config/i386/darwin-libgcc.10.4.ver: New.
6538 * config/i386/darwin-libgcc.10.5.ver: New.
6539 * config/i386/t-darwin: New.
6540 * config/rs6000/darwin-libgcc.10.4.ver: New.
6541 * config/rs6000/darwin-libgcc.10.5.ver: New.
6542 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
6543 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
6545 2005-09-28 Paul Brook <paul@codesourcery.com>
6547 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
6550 2005-09-28 Richard Guenther <rguenther@suse.de>
6552 PR tree-optimization/23853
6553 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
6554 host_integerp to verify misalignment value.
6556 2005-09-28 Richard Henderson <rth@redhat.com>
6558 * builtins.c (get_builtin_sync_mode): New.
6559 (expand_builtin_sync_operation): Pass in mode argument.
6560 (expand_builtin_compare_and_swap): Likewise.
6561 (expand_builtin_lock_test_and_set): Likewise.
6562 (expand_builtin_lock_release): Likewise.
6563 (expand_builtin): Update to match.
6565 2005-09-28 Nick Clifton <nickc@redhat.com>
6567 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
6568 formatting. Add check to PLUS case to ensure that the offset is
6569 within an acceptable range.
6571 * config/v850/v850.md (casesi): Disable the generation of the
6572 switch pattern as it is not being handled properly at the moment.
6574 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
6575 for when the high words are identical.
6577 2005-09-27 Richard Henderson <rth@redhat.com>
6579 * pretty-print.c (pp_base_format): Fix typo for %>.
6581 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
6582 Devang Patel <dpatel@apple.com>
6584 PR tree-optimization/23625
6585 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
6586 LABEL_EXPR, assertion check.
6588 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
6590 * optabs.c (no_conflict_move_test): Check if a result of a
6591 to-be-moved insn would be clobbered by an originally
6594 2005-09-27 Jeff Law <law@redhat.com>
6596 * passes.c (init_optimization_passes): Replace copy propagation
6597 passes immediately after DOM with phi-only copy propagation
6598 pases. Add phi-only copy propagation pass after first DOM pass.
6599 * tree-pass.h (pass_phi_only_copy_prop): Declare.
6600 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
6601 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
6602 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
6603 to init_copy_prop. Callers updated.
6604 (do_phi_only_copy_prop): New function.
6605 (pass_phi_only_copy_prop): New pass descriptor.
6607 2005-09-27 Nick Clifton <nickc@redhat.com>
6609 * libgcc2.c (__popcount_tab): Remove redundant prototype.
6611 2005-09-26 Jason Merrill <jason@redhat.com>
6614 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
6616 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
6618 2005-09-26 James E Wilson <wilson@specifix.com>
6620 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
6621 copyright. Add gcc copyright plus libgcc exception.
6622 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
6624 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
6626 2005-09-26 Jeff Law <law@redhat.com>
6628 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
6629 about when to iterate.
6631 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
6634 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
6635 for __complex__ double in -mcpu=G5 mode.
6637 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
6639 PR tree-optimization/23942
6640 * Makefile.in (SCEV_H): Depends on PARAMS_H.
6641 * tree-scalar-evolution.c: Include params.h.
6643 (follow_ssa_edge, follow_ssa_edge_in_rhs,
6644 follow_ssa_edge_in_condition_phi_branch,
6645 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
6646 Change return type to t_bool. Use a parameter to limit the size of
6647 trees that are walked before stopping
6648 (analyze_evolution_in_loop): Initialize the limit to 0.
6649 (follow_ssa_edge): Give up by returning t_dont_know if the limit
6650 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6652 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6655 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
6656 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
6658 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
6660 * combine.c (make_extraction): Check for valid use of subreg.
6662 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6665 * config/i386/i386.md ("*fistdi2_1"): New pattern.
6666 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
6667 ("fist<mode>2_with_temp"): Use only register operands.
6669 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
6671 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
6672 CALL_INSN_FUNCTION_USAGE.
6674 2005-09-26 Richard Guenther <rguenther@suse.de>
6677 * gcse.c: Include hashtab.h, define ldst entry hashtable.
6678 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
6679 (ldst_entry): Use the hashtable instead of list-walking.
6680 (find_rtx_in_ldst): Likewise.
6681 (free_ldst_entry): Free the hashtable.
6682 (compute_ld_motion_mems): Create the hashtable.
6683 (trim_ld_motion_mems): Remove entry from hashtable if
6684 removing it from list.
6685 (compute_store_table): Likewise^2.
6686 (store_motion): Free hashtable in case we did not see
6689 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
6691 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6692 and arg1 if we are passing them to fold_build2.
6694 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
6697 * config/i386/i386.c (ix86_function_regparm): Fix the test for
6700 2005-09-25 Richard Henderson <rth@redhat.com>
6702 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
6703 SYMBOL_REF_TLS_MODEL to be correct.
6705 2005-09-24 Richard Henderson <rth@redhat.com>
6707 * ipa-type-escape.c (discover_unique_type): Remove dead code at
6708 end of function. Reindent.
6710 2005-09-24 Ian Lance Taylor <ian@airs.com>
6712 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
6713 NEGATE_EXPR/BIT_NOT_EXPR case.
6715 2005-09-24 Richard Henderson <rth@redhat.com>
6717 * c-common.c (handle_mode_attribute): When not modifying in place,
6718 create subtypes for enumerations.
6719 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6720 * gimplify.c (create_tmp_from_val): Likewise.
6722 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
6724 * config/i386/i386.md (*tls_global_dynamic_64,
6725 *tls_local_dynamic_base_64): Add missing mode to call.
6726 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
6728 2005-09-24 Jan Hubicka <jh@suse.cz>
6730 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
6731 (cgraph_clone_node): Likewise.
6732 * cgraph.h (cgraph_clone_edge): Update prototype.
6733 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
6734 duplicated prototypes; add updating argument.
6735 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
6736 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
6738 (cgraph_mark_inline_edge): Likewise.
6739 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
6740 (cgraph_flatten_node): Likewise.
6741 (cgraph_decide_recursive_inlining): Likewise.
6742 (cgraph_decide_inlining_of_small_function): Likewise.
6743 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6745 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6746 Pete Steinmetz <steinmtz@us.ibm.com>
6748 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
6749 (rldic.): Set type to "compare".
6751 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
6752 mfjmpr for MFCTR/MFLR.
6753 (movdf_hardfloat64): Same.
6754 (movdf_softfloat64): Same. Correct order of store and move types.
6755 (movti_string): Set type to store_ux/load_ux.
6756 (load_multiple): Set type to load_ux.
6757 (store_multiple): Set type to store_ux.
6758 (movmemsi): Set type to store_ux.
6759 (output_cbranch direct_return): Set type to jmpreg.
6760 (stmw): Set type to store_ux.
6761 (lmw): Set type to load_ux.
6762 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
6763 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
6764 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
6765 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
6766 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
6767 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
6768 (rios1-fpstore): Increase latency to 3.
6769 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
6770 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6772 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6773 Andrew Pinski <pinskia@physics.uc.edu>
6775 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6776 operand2 constraint to "b".
6777 (sync_<fetchop_name>di_internal): Same.
6778 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6780 (sync_old_<fetchop_name>di_internal): Same.
6781 (sync_new_<fetchop_name>si_internal): Same.
6782 (sync_new_<fetchop_name>di_internal): Same.
6784 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6787 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6788 case, define as macros.
6790 PR rtl-optimization/23837
6791 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6792 clobber / clobber match between dest and p->first.
6794 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6795 (no_conflict_move_test): Update comments.
6797 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6799 * doc/install.texi: Update URL for Jacks.
6800 * doc/sourcebuild.texi: Likewise.
6802 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6805 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6806 registers when choosing register preferences.
6807 (movdf_hardfloat64): Same.
6809 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6811 * expmed.c (expand_shift): Don't use the target of the rotate as
6812 target for the first expanded shift insn.
6813 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6815 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6817 PR tree-optimization/22438
6818 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6819 preserved iv rhs rewriting specially.
6821 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6823 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6824 estimate_only is true.
6825 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6826 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6827 tree-ssa-structalias.c
6828 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6829 ref_contains_indirect_ref.
6830 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6832 2005-09-21 DJ Delorie <dj@redhat.com>
6834 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6836 (mn10300_return_in_memory): Support variable size types also.
6837 (mn10300_pass_by_reference): Likewise.
6838 (mn10300_function_value): New.
6839 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6840 (FUNCTION_OUTGOING_VALUE): Likewise.
6841 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6842 * doc/invoke.texi: Document it.
6844 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6847 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6848 force integer op1 into register for XFmode compares.
6850 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6853 * expmed.c (alg_code): Add alg_impossible.
6854 (alg_hash_entry): Add cost.
6855 (synth_mult): Record alg_impossible in the hash table if
6856 multiplication by a given integer is impossble within the
6857 limit. Speed up using alg_impossible.
6859 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6861 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6862 argument. Allow and set any offset if needs_anyoffset is passed
6864 (get_constraint_for): Add argument here too.
6866 (do_structure_copy): Pass NULL to get_constraint_for.
6867 (handle_ptr_arith): Ditto.
6868 (find_func_aliases): Ditto.
6870 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6872 PR rtl-optimization/23898
6873 * output.h (get_attr_min_length): Declare.
6874 * final.c (get_attr_length_1): New function, broken out of:
6876 (get_attr_min_length): New function.
6877 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6878 (duplicate_computed_gotos): Likewise.
6879 * genattr.c (insn_min_length): Generate declaration.
6880 * genattrtab.c (min_fn, min_attr_value): New functions.
6881 (make_length_attrs): Generate insn_min_length.
6883 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6885 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6887 2005-09-20 Richard Henderson <rth@redhat.com>
6889 PR tree-optimization/24059
6890 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6893 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6895 * c.opt (fextended-identifiers): New.
6896 * c-opts.c (c_common_handle_option): Handle
6897 -fextended-identifiers.
6898 * doc/cpp.texi: Update documentation of extended identifiers.
6899 * doc/cppopts.texi (-fextended-identifiers): Document.
6901 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6903 PR tree-optimization/23929
6904 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6907 PR tree-optimization/23818
6908 * tree-stdarg.c (execute_optimize_stdarg): Call
6909 calculate_dominance_info.
6911 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6913 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6914 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6915 (compute_overlap_steps_for_affine_1_2): Use
6916 get_number_of_iters_for_loop.
6917 (analyze_subscript_affine_affine): Check whether difference is
6919 Use get_number_of_iters_for_loop.
6920 Check whether overlap occurs outside of bounds.
6921 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6923 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6925 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6926 base register if possible.
6928 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6930 PR tree-optimization/18463
6931 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6932 converting it directly is not possible.
6933 (chrec_convert_aggressive): New function.
6934 * tree-chrec.h (chrec_convert_aggressive): Declare.
6935 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6936 Fold chrec conversions aggressively if asked to.
6937 (instantiate_parameters): Modified because of changes in
6938 instantiate_parameters_1.
6940 2005-09-19 Richard Henderson <rth@redhat.com>
6942 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6943 (reduc_splus_v2df): New.
6945 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6947 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6948 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6950 2005-09-19 Richard Henderson <rth@redhat.com>
6952 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6955 2005-09-19 Richard Henderson <rth@redhat.com>
6957 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6958 (ia64_expand_dot_prod_v8qi): New.
6959 * config/ia64/ia64-protos.h: Update.
6960 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6961 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6962 sdot_prodv8qi, sdot_prodv4hi): New.
6963 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6965 2005-09-19 Richard Henderson <rth@redhat.com>
6968 * real.c (exact_real_truncate): Return false if the format cannot
6969 represent the number as a normal.
6971 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6972 for a memory source.
6974 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6976 * tree-ssa-operands.c (swap_tree_operands): Export.
6977 * tree.h (swap_tree_operands): Declare.
6978 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6979 Call swap_tree_operands.
6981 2005-09-19 Richard Henderson <rth@redhat.com>
6983 * tree-flow.h (merge_alias_info): Declare.
6984 * tree-ssa-copy.c (merge_alias_info): Export.
6985 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6986 (vect_create_data_ref_ptr): Use create_iv directly.
6987 (vectorizable_load): Use correct types for integer constants.
6988 (vect_generate_tmps_on_preheader): Likewise.
6989 (vect_gen_niters_for_prolog_loop): Likewise.
6991 2005-09-19 Steven Bosscher <stevenb@suse.de>
6993 PR rtl-optimization/23943
6994 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6996 2005-09-18 Jan Hubicka <jh@suse.cz>
6998 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
7000 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
7002 * varasm.c (output_constant): Do not abort on conversions to union
7003 types between different sizes.
7005 2005-09-18 Richard Guenther <rguenther@suse.de>
7008 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
7011 2005-09-18 Paul Brook <paul@codesourcery.com>
7013 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
7015 2005-09-17 Richard Henderson <rth@redhat.com>
7017 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
7018 * tree-ssa-loop.c (pass_vect_dce): Remove.
7019 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
7022 2005-09-17 Richard Henderson <rth@redhat.com>
7024 * tree-pass.h (pass_vect_dce): Declare.
7025 * passes.c (init_optimization_passes): Add it.
7026 * tree-flow.h (tree_ssa_dce): Declare.
7027 * tree-ssa-dce.c (tree_ssa_dce): Export.
7028 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
7029 (gate_tree_vectorize): ... here.
7030 (pass_vect_dce): New.
7032 2005-09-17 Jan Hubicka <jh@suse.cz>
7034 * except.c (struct eh_status): Turn region_array into vec.
7035 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
7036 convert_from_eh_region_ranges, find_exception_handler_labels,
7037 current_function_has_exception_handlers, assign_filter_values,
7038 build_post_landing_pads, dw2_build_landing_pads,
7039 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
7040 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
7041 foreach_reachable_handler, can_throw_internal_1,
7042 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
7044 (duplicate_eh_region_1): Update region_array.
7045 (duplicate_eh_regions): Resize region_array and avoid recomputing.
7047 2005-09-17 David Edelsohn <edelsohn@gnu.org>
7050 * expmed.c (expand_mult): Substitute simple register for op0 when
7053 2005-09-17 Richard Henderson <rth@redhat.com>
7055 * expr.c (emit_move_via_integer): Add force argument, pass it on
7056 to emit_move_change_mode. Update callers.
7057 (emit_move_complex): Pass true to new force argument.
7058 * function.c (expand_function_end): Move expand_eh_return call
7059 earlier. Merge sub-word complex values into a pseudo before
7060 copying to the return hard register.
7062 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
7064 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
7065 between different sizes.
7067 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
7071 * passes.c (init_optimization_passes): Register dump files for
7074 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
7076 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
7077 * config/s390/s390.c (s390_overlap_p): New function.
7078 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
7079 peephole2, "*xc" peephole2): Added overlap check to the peephole2
7082 2005-09-16 Richard Guenther <rguenther@suse.de>
7084 * ipa-pure-const.c (static_execute): Free auxiliar information.
7085 * ipa-type-escape.c (discover_unique_type): Free temporary key.
7086 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
7088 2005-09-15 DJ Delorie <dj@redhat.com>
7090 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
7092 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
7094 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
7096 (swap_commutative_operands_with_target): New.
7098 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
7100 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
7103 (estimate_iters_using_array): New function.
7104 * tree-data-ref.h (estimate_iters_using_array): Prototype
7105 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
7106 Use estimate_iters_using_array instead of analyze_array.
7108 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
7110 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
7113 2005-09-15 Michael Matz <matz@suse.de>
7115 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
7117 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
7119 PR tree-optimization/23835
7120 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
7121 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
7123 2005-09-14 Richard Henderson <rth@redhat.com>
7125 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
7126 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
7128 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
7130 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
7131 in the ARRAY_TYPE case.
7133 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
7135 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
7137 2005-09-14 Uros Bizjak <uros@kss-loka.si>
7140 * tree-vect-transform.c (vectorizable_operation): Return false for
7141 scalar shift operations and for vector shift operations with
7142 non-invariant shift arguments. Use scalar tree operand op1 as
7143 a shift operand when vector shift insn pattern uses scalar shift
7145 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
7147 2005-09-14 Olivier Hainque <hainque@adacore.com>
7149 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
7150 value if it has side-effects.
7152 2005-09-14 David Edelsohn <edelsohn@gnu.org>
7155 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
7157 2005-09-14 Alan Modra <amodra@bigpond.net.au>
7159 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
7160 passed as NAME as if it were label at start of function code.
7162 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
7164 * config/sh/sh.md (*movv4sf_i): Add general register cases to
7167 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
7169 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
7170 as early clobber. Rewrite so the PIC register is not implicitly used.
7172 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7174 * tree.c (annotate_with_file_line): Compare line numbers before
7177 2005-09-13 Uros Bizjak <uros@kss-loka.si>
7180 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
7181 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
7183 2005-09-13 Ian Lance Taylor <ian@airs.com>
7185 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
7186 than a HOST_WIDEST_INT to gen_doloop_begin.
7188 2005-09-13 Diego Novillo <dnovillo@redhat.com>
7190 * tree-dfa.c (dump_variable): Guard against NULL annotations.
7192 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
7194 PR tree-optimize/23817
7195 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
7197 2005-09-13 Alan Modra <amodra@bigpond.net.au>
7200 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
7201 word before changing the stack pointer. Use gen_frame_mem for MEMs.
7202 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
7203 (restore_stack_nonlocal): Likewise.
7204 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
7206 2005-09-12 Ian Lance Taylor <ian@airs.com>
7209 * c.opt (ffriend-injection): New C++ option.
7210 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
7211 (C++ Dialect Options): Document -ffriend-injection.
7213 2005-09-12 Josh Conner <jconner@apple.com>
7216 * ipa-reference.c (static_execute): Don't mark variables in
7217 named sections TREE_READONLY.
7219 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7221 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
7224 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
7226 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
7227 V_MUST_DEF instead of just the first_use_p.
7228 Don't mark the virtual variables for renaming on the statement which
7230 (pass_dse): Remove TODO_update_ssa.
7232 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
7235 * stor-layout.c (compute_record_mode): For records with a single
7236 field, actually check the field's mode size against the type size.
7238 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
7239 registers for TARGET_SHMEDIA.
7240 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
7241 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
7242 of GENERAL_REGS and FP_REGS.
7244 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
7246 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
7248 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7250 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
7251 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
7252 are omitted. Exclude stack_tie insn too.
7254 2005-09-11 David Edelsohn <edelsohn@gnu.org>
7256 PR rtl-optimization/23098
7257 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
7259 * config/rs6000/rs6000.md (movdf splitter): Use
7260 const_double_operand predicate for TARGET_POWERPC64.
7261 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
7262 SYMBOL_REF method to ABI_V4.
7264 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
7265 replace_equiv_address.
7266 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
7267 rs6000_sr_alias_set and MEM_NOTRAP.
7268 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
7270 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
7272 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
7273 handle CALL_EXPR again.
7275 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
7277 * arm/predicates.md (alignable_memory_operand): Delete.
7279 2005-09-10 Richard Henderson <rth@redhat.com>
7282 * dbxout.c (dbxout_expand_expr): New.
7283 (dbxout_symbol): Use it.
7285 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
7287 * arm.c (arm_gen_rotated_half_load): Delete.
7288 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
7289 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
7290 (thumb_set_return_address): Likewise.
7291 (thumb_load_double_from_address): Use adjust_address.
7292 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
7293 (extendhsisi2_mem, movhi_bytes): Use change_address.
7294 (movhi): Use widen_memory_access.
7295 (reload_out_df): Use replace_equiv_address.
7296 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
7298 2005-09-09 Richard Henderson <rth@redhat.com>
7301 * dbxout.c: Include expr.h.
7302 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
7303 (dbxout_symbol): Handle DECL_VALUE_EXPR.
7304 * Makefile.in (dbxout.o): Add EXPR_H.
7306 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
7308 PR tree-optimization/23509
7309 * tree-cfg.c (replace_uses_by): Use replace_exp.
7310 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
7311 pointers have name_mem_tag or type_mem_tag set.
7313 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7315 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
7316 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
7317 of wrongly accessing operands.
7319 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7321 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
7322 * tree-chrec.c: Include tree-scalar-evolution.h.
7323 (chrec_convert): Instantiate the base and step before calling
7324 scev_probably_wraps_p that would fail on parametric evolutions.
7325 Collect all the fails into a single section failed_to_convert,
7326 print a diagnostic, and return chrec_dont_know instead of calling
7328 * tree-scalar-evolution.c (loop_closed_phi_def): New.
7329 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
7331 (scev_const_prop): Don't replace the definition of a loop closed ssa
7332 phi node by itself, or by another loop closed ssa phi node.
7333 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
7334 that base and step are defined.
7336 2005-09-09 Richard Guenther <rguenther@suse.de>
7339 * fold-const.c (fold_ternary): Check truth_value_p before
7340 calling invert_truthvalue.
7342 2005-09-09 Nick Clifton <nickc@redhat.com>
7344 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
7345 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
7346 dimension of these arrays.
7347 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
7349 * longlong.h: Only provide a prototype for the __clz_tab[] array
7350 if this header has not been included from libgcc2.h.
7351 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
7353 Provide prototypes for exported functions.
7354 Use the __clz_tab[] and __popcount_tab[] arrays provided by
7357 2005-09-08 Josh Conner <jconner@apple.com>
7361 * expr.c (expand_expr_addr_expr_1): Don't invoke
7362 expand_simple_binop for EXPAND_INITIALIZER.
7364 2005-09-08 Richard Henderson <rth@redhat.com>
7367 * toplev.c (wrapup_global_declaration_1): Split out ...
7368 (wrapup_global_declaration_2): ... from ...
7369 (wrapup_global_declarations): ... here. Return bool.
7370 (check_global_declaration_1): Split out ...
7371 (check_global_declarations): from here.
7372 (emit_debug_global_declarations): New.
7373 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
7374 check_global_declaration_1, emit_debug_global_declarations): Declare.
7375 * c-decl.c (c_write_global_declarations_1): Don't create a vector
7376 of decls. Call wrapup_global_declaration_1,
7377 wrapup_global_declaration_2, check_global_declaration_1 directly.
7378 (c_write_global_declarations_2): New.
7380 (c_write_global_declarations): Call c_write_global_declarations_2.
7381 * langhooks.c (write_global_declarations): Call
7382 emit_debug_global_declarations.
7384 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
7385 remove decls that have DECL_RTL_SET_P.
7386 * passes.c (rest_of_decl_compilation): Invoke
7387 cgraph_varpool_finalize_decl for all but functions.
7389 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7391 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
7392 the result of a conversion if the new min and max cannot be compared.
7394 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
7396 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
7397 (override_options): Setting s390_sr_alias_set removed.
7398 (save_fpr, save_gprs): Set alias set to vararg or frame.
7399 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
7400 s390_sr_alias_set with get_frame_alias_set ().
7401 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
7402 get_varargs_alias_set ().
7404 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7408 * c-parser.c (c_parser_objc_method_definition): If the next
7409 token is not "{", error out and don't start the function.
7411 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7413 * tree-vrp.c (extract_range_from_expr): Move the check for non
7414 nullness after the check for gimple invariant.
7416 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7418 * tree.c (host_integerp, tree_low_cst): Correct function comment.
7420 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7423 * config/m32r.md (movmemsi_internal): Canonicalize order of
7424 operands in PLUS component of template.
7426 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
7428 * reload1.c (fixup_eh_region_note): Remove assertion.
7429 (fixup_abnormal_edges): Reverted removal of call to
7430 find_many_sub_basic_blocks made on 2005-08-31.
7432 2005-09-07 Richard Henderson <rth@redhat.com>
7434 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
7435 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
7436 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
7437 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
7438 rearrange for better packing.
7439 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
7440 (lookup_cfa_1): Remove inline marker.
7441 (cfa_equal_p): Split out of ...
7442 (def_cfa_1): ... here. Use INVALID_REGNUM.
7443 (build_cfa_loc): Handle !cfa->indirect.
7444 (frame_pointer_cfa_offset): New.
7445 (dbx_reg_number): Assert register elimination performed; do
7446 leaf register remapping.
7447 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
7448 (eliminate_reg_to_offset): New.
7449 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
7450 for verifiably local stack frame addresses; re-base to CFA.
7451 (mem_loc_descriptor): Remove can_use_fbreg argument.
7452 (concat_loc_descriptor, loc_descriptor): Likewise.
7453 (containing_function_has_frame_base): Remove.
7454 (rtl_for_decl_location): Don't do register elimination or
7455 leaf register remapping here.
7456 (secname_for_decl): Split out from ..
7457 (add_location_or_const_value_attribute): ... here.
7458 (convert_cfa_to_loc_list): New.
7459 (compute_frame_pointer_to_cfa_displacement): New.
7460 (gen_subprogram_die): Use them.
7461 * tree.h (frame_base_decl): Remove.
7462 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
7463 (prologue_stack_adjust): Remove.
7464 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
7465 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
7466 (set_frame_base_location): Remove.
7467 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
7468 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
7469 (vt_add_function_parameters): Don't eliminate_regs.
7470 (vt_initialize): Don't create frame_base_decl.
7472 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7474 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
7475 version of GNU binutils for 4.x and later.
7477 2005-09-06 Mark Mitchell <mark@codesourcery.com>
7479 * ggc-page.c (ggc_push_context): Remove.
7480 (ggc_pop_context): Likewise.
7481 * ggc.h (ggc_push_context): Remove.
7482 (ggc_pop_context): Likewise.
7484 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7487 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
7488 returning from an interrupt handler.
7490 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7493 * config/arc/arc.c (output_shift): Add check for loop count when
7496 2005-09-06 Steven Bosscher <stevenb@suse.de>
7498 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
7500 (abs_replacement): Likewise.
7501 (pass_phiopt): Remove TODO_update_ssa.
7503 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7506 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
7507 if "return with no value, in function returning non-void" warning
7509 * tree-cfg.c (execute_warn_function_return): Don't look at
7510 RETURN_EXPRs with TREE_NO_WARNING set.
7513 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
7514 for internal functions doesn't use registers used by global registers
7515 variables. Use fewer register parameters if there are global register
7518 2005-09-06 Olivier Hainque <hainque@adacore.com>
7519 Eric Botcazou <ebotcazou@adacore.com>
7522 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
7523 when we would be extracting outside its bit span (bitpos+bitsize
7524 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
7525 Ada unchecked conversions.
7527 2005-09-06 Steven Bosscher <stevenb@suse.de>
7529 * tree-ssa-pre.c (try_look_through_load): New function.
7530 (compute_avail): Use it to try to look through loads for some
7531 more useful expressions.
7533 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7535 * simplify-rtx.c (simplify_binary_operation_1): Correct the
7536 condition for detecting cases like (a&a) and (a^a).
7538 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
7540 * common.opt: Add option ftree-vect-loop-version.
7541 * params.def: Add --param vect-max-version-checks.
7542 * doc/invoke.texi: Document ftree-vect-loop-version and
7543 --param vect-max-version-checks.
7544 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
7545 may_misalign_stmts and defines for accessors.
7546 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
7547 LOOP_VINFO_MAY_MISALIGN_STMTS.
7548 (destroy_loop_vec_info): VEC_free for
7549 LOOP_VINFO_MAY_MISALIGN_STMTS.
7550 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7551 Update documentation.
7552 (vect_update_misalignment_for_peel): New.
7553 (vect_enhance_data_refs_alignment): Update to choose loop
7554 peeling or loop versioning if appropriate for the (potentially)
7555 unaligned data references in the loop.
7556 (vect_analyze_data_refs_alignment): Remove call to
7557 vect_enhance_data_refs_alignment so the checks can be done
7559 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
7560 and move up call to vect_analyze_data_refs_alignment.
7561 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
7562 (vect_transform_loop): Add call to loop_version.
7564 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7566 PR rtl-optimization/23098
7567 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
7568 * simplify-rtx.c (constant_pool_reference_p): New function.
7569 * rtl.h (constant_pool_reference_p): New prototype.
7570 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
7571 constant_pool_reference_p in condition and
7572 avoid_constant_pool_reference in preparation statements.
7574 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
7576 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
7577 STRICT_LOW_PART SETs.
7579 2005-09-06 Alan Modra <amodra@bigpond.net.au>
7582 * except.c (sjlj_emit_function_enter): Find the function begin
7583 note even when it's not in first basic block.
7585 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
7587 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
7588 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
7589 * aclocal.m4: Regenerate.
7591 2005-09-05 DJ Delorie <dj@redhat.com>
7593 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
7596 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
7598 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
7599 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
7600 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
7601 Follow spelling conventions.
7602 * doc/invoke.texi: Follow spelling conventions.
7604 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7606 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
7607 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
7608 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
7610 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7613 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
7614 (output_stack_adjust): Use gen_tmp_stack_mem.
7615 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
7616 (sh_set_return_address, sh_allocate_initial_value): Likewise.
7617 (sh_get_pr_initial_val): Likewise.
7618 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
7619 (sh_initialize_trampoline): Likewise. Also use adjust_address.
7620 * sh.md (divsi_inv_m0): Use gen_const_mem.
7621 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
7622 (movdf_i4+1): Use gen_tmp_stack_mem.
7623 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
7624 (fpu_switch+2): Likewise.
7625 (movv4sf_i, movv16sf_i): Use adjust_address.
7626 (symGOT_load): Set MEM_NOTRAP_P bit.
7628 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7631 * pa.c (emit_move_sequence): Fix typo in last change.
7633 2005-09-03 Jakub Jelinek <jakub@redhat.com>
7635 PR rtl-optimization/23454
7636 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
7639 2005-09-03 Richard Henderson <rth@redhat.com>
7640 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7643 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
7646 2005-09-02 Nicolas Pitre <nico@cam.org>
7648 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
7649 to bit_count to 32 bits.
7651 2005-08-31 Mark Mitchell <mark@codesourcery.com>
7654 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
7655 generating synthetic loads from volatile lvalues.
7657 005-09-02 Nick Clifton <nickc@redhat.com>
7659 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
7660 __ctzhi2, __clzhi2): New functions.
7662 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
7665 * tree-nested.c (struct var_map_elt): Mark with GTY.
7666 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
7668 (lookup_field_for_decl): Allocate new element in GC memory.
7669 (lookup_tramp_for_decl): Likewise.
7670 (convert_nl_goto_reference): Likewise
7671 (create_nesting_tree): Allocate info in GC memory. Likewise for
7673 (free_nesting_tree): Free with ggc_free instead of free.
7674 (root): New static variable.
7675 (lower_nested_functions): Remove root as local variable. And zero out
7676 root at the end of the function.
7678 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
7680 PR rtl-optimization/20365
7681 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
7682 to short. New member ix.
7683 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
7684 (simplify_plus_minus): Initialize ix members before calling qsort.
7686 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
7688 PR tree-optimization/23626
7689 * tree-cfg.c (replace_uses_by): Clean up eh info.
7691 2005-09-01 DJ Delorie <dj@redhat.com>
7693 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
7696 2005-09-01 David Edelsohn <edelsohn@gnu.org>
7698 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
7699 (rs6000_split_multireg_move): Use replace_equiv_address instead of
7702 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7704 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
7705 do not issue warning for a variable definition following
7708 2005-09-01 Richard Henderson <rth@redhat.com>
7711 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
7712 conversion to CONST_VECTOR.
7714 2005-09-01 Richard Henderson <rth@redhat.com>
7717 * reload1.c (reload_as_needed): Check !CALL_P before calling
7718 fixup_eh_region_note.
7719 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
7721 2005-09-01 DJ Delorie <dj@redhat.com>
7723 * varasm.c (output_constant): Let the target resolve
7724 conversions of addresses to non-default pointer sizes.
7726 2005-09-01 Nicolas Pitre <nico@cam.org>
7728 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
7729 to alow matching ARM pre-indexed addressing mode.
7730 (arm_override_options): Remove now irrelevant comment.
7732 2005-09-01 Phil Edwards <phil@codesourcery.com>
7734 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
7735 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
7736 * config/i386/vxworks.h: Likewise.
7737 * config/i386/t-vxworksae: New file, for VxWorks AE.
7738 * config/i386/vxworksae.h: Likewise.
7740 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
7742 PR tree-optimization/23410
7743 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
7744 sequence is not wrapping during the first step.
7746 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7749 * dwarf2out.c (base_type_die): Compare char_type_node with
7750 TYPE_MAIN_VARIANT (type), not type.
7752 2005-09-01 Richard Guenther <rguenther@suse.de>
7754 PR tree-optimization/15366
7755 * common.opt: Add -finline-functions-called-once.
7756 Put -fearly-inlining in alphabetically ordered place.
7757 * doc/invoke.texi: Document new option.
7758 * ipa-inline.c (cgraph_decide_inlining): Honour
7759 flag_inline_functions_called_once.
7761 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7763 PR rtl-optimization/23478
7764 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
7765 (alloc_qty): Initialize it.
7766 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
7767 (combine_regs): Combine also n_throwing_calls_crossed fields.
7768 (find_free_reg): Don't attempt to caller-save pseudos crossing
7769 calls that might throw.
7770 * global.c (struct allocno): Add throwing_calls_crossed field.
7771 (global_alloc): Revert 2005-08-22 change. Initialize
7772 throwing_calls_crossed.
7773 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7776 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7779 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7780 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7781 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7782 (and64_2_operand): Tweak to use predicate.
7783 (and_operand): Adjust for mask_operand changes.
7784 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7785 (print_operand): Likewise.
7786 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7787 (mask64_1or2_operand): Delete.
7788 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7789 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7790 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7791 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7792 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7793 (rotldi3_internal4): Likewise.
7794 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7795 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7796 (ashldi3_internal7): Likewise.
7797 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7798 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7799 (anddi3 split): Don't match mask64_operand.
7800 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7801 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7802 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7803 't' splitter predicate.
7804 (movdi_internal64 + 2): Revert 2005-06-11 change.
7806 2005-08-31 DJ Delorie <dj@redhat.com>
7808 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7809 (m32c_asm_integer): Add support for 32 bit pointers.
7811 2005-08-31 Richard Henderson <rth@redhat.com>
7813 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7814 component-like references for setting MEM_NOTRAP_P.
7816 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7817 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7819 2005-08-31 Richard Henderson <rth@redhat.com>
7821 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7822 into a pseudo before applying gen_lowpart.
7824 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7826 * doc/install.texi (Specific): Update cctools version required
7827 for full functionality.
7828 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7829 linkers as -macosx_version_min.
7831 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7834 * sh.c (print_operand, %R and %S): Add handling of floating point
7835 registers, memory, constants and invalid operands.
7837 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7839 * ipa-pure-const.c: Change dump name.
7841 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7844 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7845 to "reg_or_0_operand".
7846 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7848 2005-08-31 Dale Johannesen <dalej@apple.com>
7850 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7851 loops that count down.
7853 2005-08-31 Richard Henderson <rth@redhat.com>
7856 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7857 (fixup_eh_region_note): New.
7858 (reload_as_needed): Call it.
7859 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7860 don't call find_many_sub_basic_blocks; call verify_flow_info.
7861 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7862 (keep_stack_depressed): Likewise.
7863 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7865 2005-08-31 Richard Henderson <rth@redhat.com>
7867 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7870 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7872 * expr.c (expand_expr_real_1): Compare size of address
7873 mode to target's address mode size in deciding expansion of
7874 the constant address.
7876 2005-08-31 Richard Guenther <rguenther@suse.de>
7879 * expr.c (all_zeros_p): New function.
7880 (expand_expr_real_1): Handle the case of an all-zero
7881 non-addressable constructor separately.
7883 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7885 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7886 arguments, adjust all callers.
7887 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7889 2005-08-30 Richard Henderson <rth@redhat.com>
7892 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7893 whenever the mode sizes match.
7895 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7897 * calls.c (load_register_parameters): Fix comment typo.
7898 * expr.c (emit_push_insn): Comment formatting.
7900 2005-08-30 Ian Lance Taylor <ian@airs.com>
7902 * config/i386/x-cygwin (host-cygwin): Change dependency from
7903 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7905 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7907 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7910 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7913 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7914 call to ggc_collect.
7916 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7919 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7920 beginning. Remove $(INCLUDES) from all the rules, if following
7921 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7923 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7926 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7927 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7928 not constant, but maxlen is, don't set len to maxlen, rather
7929 set maxlen to len if len is a constant.
7931 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7933 PR tree-optimization/23475
7934 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7937 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7939 Fix PR middle-end/22455
7941 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7942 Checksum only the parts of the tree that exist for the tree code.
7944 2005-08-28 Dale Johannesen <dalej@apple.com>
7946 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7948 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7950 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7952 2005-08-28 Richard Henderson <rth@redhat.com>
7954 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7955 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7958 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7961 * builtins.c (get_memory_rtx): Don't strip nops
7962 in between COMPONENT_REFs.
7964 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7967 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7969 (gimplify_modify_expr): Check for zero sized types and gimplify the
7970 rhs and lhs as statements.
7972 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7975 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7976 state for return address column of signal frames.
7978 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7981 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7982 bytes >= 2 not bytes == 2.
7983 (expand_block_move): Same.
7985 2005-08-27 Richard Guenther <rguenther@suse.de>
7988 * config/i386/sse.md (sse2_movsd): Add missing closing
7991 2005-08-27 Paul Brook <paul@codesourcery.com>
7993 * genrecog.c (enum decision_type): Add DT_num_insns.
7994 (struct decision_test): Add u.num_insns.
7995 (add_to_sequence): Add DT_num_insns test.
7996 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7997 (write_cond, debug_decision_2): Ditto.
7998 (change_state): Assume peep2_next_insn never fails.
7999 Remove "afterward" argument.
8000 (write afterward, write_tree): Update to match.
8001 * recog.c (peep2_current_count): New variable.
8002 (peep2_next_insn): Check it.
8003 (peephole2_optimize): Set peep2_current_count.
8004 * recog.h (peep2_current_count): Declare.
8006 2005-08-26 Josh Conner <jconner@apple.com>
8009 * ipa-pure-const.c (check_tree): Check for volatile-ness
8010 when considering a dereference.
8012 2005-08-27 Jakub Jelinek <jakub@redhat.com>
8014 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
8016 2005-08-26 Jakub Jelinek <jakub@redhat.com>
8018 PR rtl-optimization/23561
8019 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
8020 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
8021 at most LEN bytes long memory fits into the field.
8022 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
8023 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
8024 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
8026 2005-08-26 Richard Henderson <rth@redhat.com>
8029 * loop.c (biased_biv_may_wrap_p): New.
8030 (maybe_eliminate_biv_1): Use it to suppress non-equality
8031 comparison transformations. Delete disabled code.
8033 2005-08-26 Ian Lance Taylor <ian@airs.com>
8035 * combine.c (make_extraction): Avoid reference outside object.
8037 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
8039 * stor-layout.c (finalize_type_size): Restore behaviour for
8040 non-aggregate types to the status quo ante of the patch for
8041 pr 23467. Document why it matters.
8043 2005-08-26 Jakub Jelinek <jakub@redhat.com>
8046 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
8047 array by one element, initialize the BT_LAST element with NULL.
8049 2005-08-26 David Edelsohn <edelsohn@gnu.org>
8051 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
8052 optimizing for size.
8054 (compare_plus_eqsi): Same.
8055 (plus_eqsi_compare): Same.
8056 (neg_eq0<mode>): Same.
8057 (neg_eq<mode>): Same.
8059 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
8062 2005-08-26 Nick Clifton <nickc@redhat.com>
8064 * config/v850/v850.c (ep_memory_operand): Return FALSE if
8065 TARGET_EP is not defined.
8066 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
8067 TARGET_EP is enabled.
8068 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
8069 * config/v850/v850.md (save_all_interrupt): Only use the EP
8070 register if TARGET_EP is defined.
8071 (restore_all_interrupt): Likewise.
8072 * config/v850/lib1funcs.asm: Update functions so that the EP
8073 register is only used if __EP__ is defined.
8075 2005-08-26 David Ung <davidu@mips.com>
8077 * config/mips/mips.c (mips_expand_prologue): Handle case when
8078 generating for MIPS16 and the outgoing argument area is more than
8079 SMALL_OPERAND. Use the frame pointer as temporary to generate the
8082 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
8084 * config/crx/crx.md: Make doloop_end pattern usage controllable
8085 via mloop-nesting=<max-nesting> command line switch. Make sure
8086 the combiner cannot use doloop_end_<mode> in an illegal way.
8087 * config/crx/crx.c: Use regs up to r6 for argument passing.
8088 Refine crx_address_cost (non cst4 displacements are expensive).
8089 * config/crx/crx.opt: Add switch for mloop-nesting=.
8091 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
8093 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
8094 (UNSPEC_MVST): New constant.
8096 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
8098 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
8099 Reject operands containing eliminable registers.
8100 * testsuite/gcc.dg/20050825-1.c: New testcase.
8102 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8103 Jan Hubicka <jh@suse.cz>
8105 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
8107 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8109 PR tree-optimization/23546
8110 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
8113 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
8115 * params.def (PARAM_MIN_SPEC_PROB): New.
8116 * sched-rgn.c (MIN_PROBABILITY): Delete.
8117 (compute_trg_info): Convert to PARAM_VALUE.
8118 * doc/invoke.texi (param): Document min-spec-prob.
8120 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
8122 * config/darwin.h: define __PIC__
8123 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
8124 TARGET_OS_CPP_BUILTINS macro.
8126 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8128 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
8131 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
8133 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
8135 * cfghooks.c (duplicate_block): Added position where to place
8136 new block as argument.
8137 * cfghooks.h (duplicate_block): Declaration changed.
8138 * cfglayout.c (copy_bbs): Add argument after. Pass it to
8140 * cfglayout.h (copy_bbs): Declaration changed.
8141 * cfgloop.h (loop_version): Declaration changed.
8142 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
8143 position to copy_bbs.
8144 (loop_version): Pass position to duplicate_loop_to_header_edge.
8145 Add place_after argument and position new blocks according to
8147 * modulo-sched.c (sms_schedule): Pass place_after argument
8149 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
8150 * tree-cfg.c (split_edge_bb_loc): New function.
8151 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
8152 to determine position of new blocks.
8153 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
8155 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
8156 argument to duplicate_block.
8157 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
8158 Pass position to copy_bbs.
8160 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
8162 * fold-const.c (ptr_difference_const): Use
8163 cst_and_fits_in_hwi instead of host_integerp.
8165 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8167 * config/darwin.c (gen_pic_offset): New.
8168 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
8171 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
8173 PR tree-optimization/23486
8174 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
8176 2005-08-23 Phil Edwards <phil@codesourcery.com>
8178 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
8179 remove use_collect2.
8180 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
8182 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
8183 configuration files to override the default value.
8185 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
8186 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
8187 * config/vx-common.h: New file, split out from...
8188 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
8189 * config/vxworksae.h: New file, for VxWorks AE.
8190 * config/vxworks.opt: New file.
8191 * config/vxlib.c: Update for VxWorks 6.
8193 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
8194 other MULTILIB_* variables appropriately.
8195 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
8196 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
8197 * config/rs6000/vxworks.h: Update for VxWorks 6.
8198 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
8200 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
8203 * config/darwin.c (machopic_select_section): Remove the hack to
8204 mark "::operator new" and "::operator delete" for coalescing
8205 even though they are not weak.
8207 2005-08-24 Alan Modra <amodra@bigpond.net.au>
8209 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
8210 * configure: Regenerate.
8212 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8215 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
8217 * convert.c (convert_to_integer, convert_to_vector): Likewise.
8218 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
8221 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8223 * config/rs6000/predicates.md (equality_operator): New.
8224 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
8225 comparison with a large constant.
8227 2005-08-23 Mark Mitchell <mark@codesourcery.com>
8229 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
8231 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
8233 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
8234 registers is even, and we have a hardware double precision fp,
8236 (sh_gimplify_va_arg_expr): For floating point arguments, consider
8237 size of current argument when checking if argument was passed in
8240 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
8243 * stor-layout.c (finalize_type_size): Dont override
8244 existing alignment with a smaller alignment from the mode.
8246 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8248 * lambda-code.c (lambda_vector_lexico_pos): Moved...
8249 * lambda.h (lambda_vector_lexico_pos): ... here.
8250 * tree-data-ref.c (build_classic_dist_vector): Return false when
8251 the distance vector is lexicographically negative.
8253 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8255 PR tree-optimization/23511
8256 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
8257 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
8259 2005-08-23 Jakub Jelinek <jakub@redhat.com>
8261 PR tree-optimization/22043
8262 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
8263 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
8264 If ALLOW_FLEXARR, handle types ending with flexible array member.
8265 Pass false as second argument to recursive count_type_elements calls.
8266 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
8267 argument to count_type_elements call.
8268 * tree-sra.c (decide_block_copy): Likewise.
8269 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
8270 for a constant-sized object, set cleared as well. Pass true as
8271 second argument to count_type_elements call.
8273 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8276 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
8277 from legitimate_small_data_p, and make global. Update use.
8278 Remove forward declaration.
8279 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
8281 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
8283 2005-08-23 David Edelsohn <edelsohn@gnu.org>
8285 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
8286 of scratch intermediates.
8287 (eq<mode>_compare): Same.
8288 (neg_eq0<mode>): New.
8289 (neg_eq<mode>): Convert to define_insn_and_split.
8291 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8294 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
8295 stdarg functions, set/clear the fp marker even when no variable
8297 * config/rs6000/sysv4.opt (mprototype): Describe.
8299 2005-08-22 Jakub Jelinek <jakub@redhat.com>
8301 PR rtl-optimization/23478
8302 * regs.h (reg_info): Add throw_calls_crossed.
8303 (REG_N_THROWING_CALLS_CROSSED): Define.
8304 * flow.c (allocate_reg_life_data): Initialize
8305 REG_N_THROWING_CALLS_CROSSED.
8306 (propagate_one_insn, attempt_auto_inc): Update
8307 REG_N_THROWING_CALLS_CROSSED.
8308 * global.c (global_alloc): Don't allocate pseudos across
8309 calls that may throw.
8311 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
8314 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
8315 value is inbetween the range if we did not find an exact match.
8317 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
8319 * doc/invoke.texi (Option Summary): Add ms1 options.
8320 * doc/extend.texi: Document interrupt handler attribute for ms1.
8321 * doc/md.texi: Document ms1 constraints.
8322 * config.gcc: Add ms1-*-elf.
8323 * config/ms1/ms1.h: New.
8324 * config/ms1/ms1.c: New.
8325 * config/ms1/ms1.md: New.
8326 * config/ms1/ms1-protos.h: New.
8327 * config/ms1/ABI.txt: New.
8328 * config/ms1/crti.asm: New.
8329 * config/ms1/crtn.asm: New.
8330 * config/ms1/lib2extra-funcs.c: New.
8331 * config/ms1/t-ms1: New.
8332 * config/ms1/ms1.opt: New.
8334 2005-08-22 Ira Rosen <irar@il.ibm.com>
8336 * config/rs6000/altivec.md (xorv4sf3): New.
8337 (negv4sf2, neg<mode>2): Likewise.
8339 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
8342 * config/ia64/ia64.md (divsi3): Check divide by zero.
8343 (udivsi3): Likewise.
8345 (udivdi3): Likewise.
8347 2005-08-21 Jakub Jelinek <jakub@redhat.com>
8349 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
8350 up to elem_bitsize bits, not max_bitsize.
8352 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8354 PR tree-optimization/23433
8355 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
8356 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
8358 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8360 PR tree-optimization/23434
8361 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
8362 the iteration bound is not an INTEGER_CST.
8364 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
8366 * tree-vect-transform.c (get_initial_def_for_reduction): Set
8367 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
8368 NULL if need_epilog_adjust is false.
8369 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
8370 Case 3 always peels first itration, not just for PLUS case, and no need
8371 to use scalar_initial_def here. Create an epilog adjustment only if
8372 scalar_initial_def is not NULL.
8374 (vectorizable_reduction): Remove assert.
8376 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
8379 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
8380 (__moddi3): Likewise.
8381 (__udivdi3): Likewise.
8382 (__umoddi3): Likewise.
8383 (__divsi3): Likewise.
8384 (__modsi3): Likewise.
8385 (__udivsi3): Likewise.
8386 (__umodsi3): Likewise.
8388 2005-08-20 Jakub Jelinek <jakub@redhat.com>
8390 * tree-pass.h (TDF_GRAPH): Define.
8391 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
8392 * passes.c (finish_optimization_passes): Only call
8393 finish_graph_dump_file if TDF_GRAPH is set.
8394 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
8395 NULL. Set TDF_GRAPH bit.
8396 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
8398 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
8400 * arm.h (arm_stack_offsets): Add locals_base field.
8401 * arm.c (arm_get_frame_offsets): Compute it.
8402 (thumb_compute_initial_elimination offset): Make the Thumb frame
8403 pointer point to the base of the local variables.
8404 (thumb_expand_prologue): Update accordingly.
8405 (thumb_expand_epilogue): Likewise.
8407 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
8408 mode of clobbered scratch to DImode. Handle a case that's known to
8411 2005-08-19 David Edelsohn <edelsohn@gnu.org>
8413 * config/rs6000/rs6000.md (gt0<mode>): Delete.
8414 (gt0<mode>_compare): Delete.
8415 (neg_gt0<mode>): Delete.
8417 2005-08-19 Eric Christopher <echristo@apple.com>
8419 * optabs.h: Change CTI_ to COI_.
8422 2005-08-19 James E Wilson <wilson@specifix.com>
8424 * builtins.c (expand_builtin_return_addr): Set
8425 current_function_accesses_prior_frames when count != 0. Use
8426 frame_pointer_rtx when count == 0.
8427 * function.h (struct function): Add accesses_prior_frames field.
8428 (current_function_accesses_prior_frames): Define.
8429 * reload1.c (init_elim_table): Check
8430 current_function_accesses_prior_frames.
8431 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
8433 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8435 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
8436 indicator. Return true if the flowgraph changed during
8439 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8442 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
8443 conditional expression before testing its value.
8445 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8447 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
8449 2005-08-19 Devang Patel <dpatel@apple.com>
8451 PR tree-optimization/23048
8452 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
8453 third parameter. Check whether latch is dominated by exit
8455 (if_convertible_loop_p): Supply exit block itself to
8456 if_convertible_bb_p.
8458 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8461 * arm.md (arm_load_pic_register): Change argument to the mask of
8462 saved registers. Call thumb_find_work_register if we need a
8463 scratch register on Thumb.
8464 (arm_expand_prologue): Pass empty register set to
8465 arm_load_pic_register.
8466 (thumb_expand_prologue): Pass live_regs_mask directly to
8467 arm_load_pic_register.
8468 * arm-protos.h (arm_load_pic_register): Update prototype.
8470 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
8472 * sh.c (find_sole_member): New function.
8473 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
8474 if the record's alignment is larger than the size of its only member.
8476 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8479 * arm.c (thumb_legitimize_reload_address): New function.
8480 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
8481 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
8483 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
8485 * config/crx/crx.c: Implement crx_decompose_address. Reject
8486 symbolic displacements since CRX register relative adressing
8487 mode can't handle unsigned 32-bit values as displacements.
8488 * config/crx/crx.h: Simplify definitions, remove redundant
8489 parenthesis and obsolete macros.
8490 * config/crx/crx.opt: Add new switch for debugging addresses.
8491 * config/crx/crx-protos.h: Add new declarations for above.
8493 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
8496 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
8499 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8501 * collect2.c (dup2): Delete.
8502 * configure.ac: Don't check for dup2.
8504 * config.in, configure: Regenerate.
8506 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
8508 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
8509 record with the type of its only member.
8511 2005-08-18 David Edelsohn <edelsohn@gnu.org>
8513 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
8514 define_insn_and_split.
8515 (plus_ltu<mode>_compare): Same.
8516 (gtu<mode>_compare): Same.
8517 (plus_gtu<mode>_compare): Same.
8519 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
8521 PR tree-optimization/22228
8522 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
8524 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
8525 are recorded in vect_vnames_to_rename for renaming.
8526 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
8527 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
8528 in vect_vnames_to_rename.
8529 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
8530 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
8532 2005-08-18 Jan Hubicka <jh@suse.cz>
8535 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
8536 info only for local statics, not for member variables.
8538 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8540 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
8542 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8544 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
8546 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
8549 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
8551 2005-08-17 James E Wilson <wilson@specifix.com>
8553 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8556 2005-08-17 David Edelsohn <edelsohn@gnu.org>
8558 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
8559 (leu<mode>_compare): Same.
8560 (plus_leu<mode>): Same.
8561 (neg_leu<mode>): Same.
8562 (and_neg_leu<mode): Same.
8563 (ltu<mode>_compare): Same.
8564 (plus_ltu<mode>): Same.
8566 (geu<mode>_compare): Same.
8567 (plus_geu<mode>): Same.
8568 (neg_geu<mode>): Same.
8569 (and_neg_geu<mode>): Same.
8570 (plus_gt<mode>): Same.
8571 (gtu<mode>_compare): Same.
8572 (plus_gtu<mode>): Same.
8574 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
8576 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
8577 Move call_table_data to end. Delete spurious .text.
8578 (callt_save_all_interrupt): Fix comment typo.
8580 2005-08-17 James E Wilson <wilson@specifix.com>
8581 Kevin Winchester <winchester@amirix.com>
8584 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
8586 2005-08-17 Uros Bizjak <uros@kss-loka.si>
8589 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
8590 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
8592 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
8594 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
8595 record with the type of its only member if the modes don't match.
8597 * varasm.c (decode_reg_name): Skip empty additional register names.
8599 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
8601 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
8602 lsm_tmp_name_length): New.
8603 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
8604 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
8606 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8607 Andreas Krebbel <krebbel1@de.ibm.com>
8609 * config.gcc: Added z9-109 switch.
8610 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
8611 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
8612 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
8613 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
8614 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
8615 for "z9_109" cpu attribute.
8616 * config/s390/s390.c (z9_109_cost): New processor cost structure.
8617 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
8618 (s390_handle_arch_option): Added z9-109 switch.
8619 (override_options): Set respective cost function for z9-109.
8620 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
8621 (legitimate_reload_constant_p): Accept extended immediates.
8622 (print_operand): Three new output modifiers added: k, m and o.
8623 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
8624 (s390_output_mi_thunk): Use extended immediate when possible.
8625 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
8626 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
8627 (CONSTRAINT_LEN): Added length of O constraint.
8628 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
8629 * config/s390/s390.md ("cpu"): New value z9_109 added.
8630 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
8631 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
8632 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
8633 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
8634 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
8635 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
8636 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
8637 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
8638 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
8639 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
8640 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
8641 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
8642 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
8643 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
8644 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
8646 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
8647 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
8648 insns for TARGET_EXTIMM.
8650 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
8652 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
8654 2005-08-17 Nick Clifton <nickc@redhat.com>
8656 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
8657 Call default_encode_section_info.
8659 2005-08-17 Steven Bosscher <stevenb@suse.de>
8661 PR tree-optimization/21574
8662 * tree-ssa-ccp.c (likely_value): If the right hand side is a
8663 constant, return CONSTANT.
8664 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
8665 (ccp_fold, visit_assignment): Likewise.
8666 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
8668 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8670 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
8671 fold_buildN instead of buildN then fold_initializer or fold.
8672 (build_unary_op): Likewise.
8673 (build_binary_op): Likewise.
8674 * fold-const.c (fold_initializer): Remove.
8675 (fold_build1_initializer): New function.
8676 (fold_build2_initializer): New function.
8677 (fold_build3_initializer): New function.
8678 * tree.h (fold_initializer): Remove.
8679 (fold_build1_initializer): New function.
8680 (fold_build2_initializer): New function.
8681 (fold_build3_initializer): New function.
8683 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8685 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
8686 (try_move_mult_to_index): Call fold_build2 instead of build2.
8687 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
8688 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
8689 fold_binary_to_constant.
8690 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
8692 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
8693 check if A == gcd (A, B). Remove TYPE argument.
8694 (analyze_offset) Use fold_build2 instead of fold (build.
8695 (create_data_ref): Likewise.
8696 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
8697 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
8700 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
8702 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
8703 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
8705 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
8708 * gimplify.c (zero_sized_type): New function.
8709 (gimplify_modify_expr_rhs): If we have a zero sized type,
8710 replace the statement with an empty statement.
8712 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
8714 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
8717 2005-08-16 Ian Lance Taylor <ian@airs.com>
8719 * doc/tm.texi (Label Output): Correct typo.
8721 2005-08-16 Steven Bosscher <stevenb@suse.de>
8724 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
8725 force_operand will work later on using have_insn_for.
8727 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8729 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
8731 2005-08-16 Ian Lance Taylor <ian@airs.com>
8734 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
8735 vector type, don't try to construct it element by element. Add an
8736 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
8738 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8740 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
8742 2005-08-16 Geoffrey Keating <geoffk@apple.com>
8744 * doc/invoke.texi (Precompiled Headers): Document some more options
8745 which are known to be safe.
8747 2005-08-16 James E Wilson <wilson@specifix.com>
8749 PR tree-optimization/21105
8750 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8751 TREE_OVERFLOW check.
8753 2005-08-16 David Edelsohn <edelsohn@gnu.org>
8755 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
8756 (neg_ltu<mode>): Same.
8758 (neg_gtu<mode>): Same.
8760 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8762 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
8763 (fold_builtin_isdigit): Use fold_buildN.
8764 (build_function_call_expr): Likewise.
8765 * c-typeck.c (c_finish_loop): Likewise.
8767 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
8768 Richard Shann <rshann@superh.com>
8770 PR middle-end/20396:
8771 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8773 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8775 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8777 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8780 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8781 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8784 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8787 * fold-const.c (build_range_check): Disable optimization for function
8788 pointer expressions on targets that require function pointer
8791 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8793 * simplify-rtx.c (simplify_const_relational_operation): When
8794 extracting arguments of a COMPARE, recompute the mode as well.
8796 2005-08-15 Ian Lance Taylor <ian@airs.com>
8798 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8800 2005-08-15 DJ Delorie <dj@redhat.com>
8802 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8804 (movsi_splittable): Allow, but split, moves to the stack.
8805 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8808 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8810 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8811 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8812 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8814 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8815 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8816 Delete HOST_PTR_PRINTF.
8818 * configure, config.in: Regenerate.
8820 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8822 * config/rs6000/rs6000.md (QHSI): New mode macro.
8823 (wd): Extend mode attr for QImode and HImode
8824 (dbits): New mode attr.
8825 (zero_extend<mode>di2): Convert to mode macro.
8827 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8830 * doc/invoke.texi (-mgnu-ld): Update description.
8833 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8836 * Makefile.in (tree-chrec.o): Depends on real.h.
8837 * tree-chrec.c: Include real.h.
8838 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8839 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8840 * tree-scalar-evolution.c (add_to_evolution_1,
8841 interpret_rhs_modify_expr): Ditto.
8843 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8846 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8847 step is negative compute the estimation from init downwards to zero.
8849 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8851 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8853 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8855 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8857 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8858 Accept double-word constants that can be split.
8859 * config/s390/s390.md ("movti"): Use 'P' constraint.
8860 ("*movdi_31", "*movdf_31"): Likewise.
8862 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8864 Fix PR tree-optimization/22615
8866 * tree-ssa-structalias.c (solution_set_add): Handle
8867 first_vi_for_offset returning NULL.
8868 (do_da_constraint): Ditto.
8869 (do_sd_constraint): Ditto.
8870 (do_ds_constraint): Ditto
8871 (find_func_aliases): Ditto.
8872 (build_constraint_graph): RHS is allowed be ANYTHING.
8873 (first_vi_for_offset): Return NULL if we couldn't find anything at
8876 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8878 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8879 over memory as first operand.
8881 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8884 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8885 available for setting it.
8887 2005-08-14 Ira Rosen <irar@il.ibm.com>
8889 PR tree-optimization/23320
8890 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8891 data-refs' types instead of base object nullness. Add check for
8892 pointer type data-refs before first location comparison. Remove
8895 2005-08-14 Andreas Schwab <schwab@suse.de>
8897 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8899 2005-08-13 James E Wilson <wilson@specifix.com>
8901 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8902 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8903 -fstack-protector-all, --param ssp-buffer-size): Document.
8904 (-Wvariadic-macros): Alphabetize.
8905 (-fsched-stalled-insns-dep): Add missing 'f'.
8907 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8910 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8912 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8913 or indirect address operand.
8914 (EXTRA_ADDRESS_CONSTRAINT): New.
8915 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8917 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8919 PR tree-optimization/22236
8920 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8921 successors and predecessors.
8922 * tree-chrec.c (chrec_convert): Before converting, check that
8923 sequences don't wrap.
8924 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8925 (analyze_array): Extern.
8926 (find_data_references_in_loop): Remove call to
8927 compute_estimated_nb_iterations.
8928 * tree-data-ref.h (analyze_array): Declared.
8929 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8930 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8931 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8932 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8934 * tree-ssa-loop-ivcanon.c: Fix documentation.
8935 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8936 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8937 (infer_loop_bounds_from_undefined): New.
8938 (estimate_numbers_of_iterations_loop): Use
8939 infer_loop_bounds_from_undefined.
8940 (used_in_pointer_arithmetic_p): New.
8941 (scev_probably_wraps_p): Pass an extra parameter. Call
8942 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8943 (convert_step): Fix documentation.
8944 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8945 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8946 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8947 scev_probably_wraps_p.
8949 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8951 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8952 (s390_register_info): Ignore clobbered_regs information for fixed
8953 registers, and only fixed registers.
8954 (s390_init_frame_layout): Remove redundant call.
8956 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8958 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8959 description of -Wold-style-casts.
8961 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8962 Jakub Jelinek <jakub@redhat.com>
8964 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8965 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8966 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8967 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8968 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8969 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8970 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8971 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8972 ("stack_protect_set", "stack_protect_test"): New expanders.
8973 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8974 "stack_protect_testdi"): New insn definitions.
8976 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8978 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8980 2005-08-12 Paul Brook <paul@codesourcery.com>
8982 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8984 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8986 * config/s390/predicates.md (setmem_operand): New predicate.
8987 (shift_count_operand): Accept ANDs with special constants as
8989 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8990 with special constants.
8991 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8992 shift_count_operand with setmem_operand.
8994 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8996 * config/s390/s390.c (s390_extract_part, s390_single_part):
8998 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8999 (s390_output_mi_thunk): Don't use lg on 31 bit.
9000 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
9001 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
9003 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
9005 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
9006 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
9007 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
9008 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
9009 with one of the new macros.
9011 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
9013 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
9014 Don't set save_return_addr_p.
9015 (s390_register_info): Make clobbered_regs not depending on
9018 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9020 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
9021 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
9023 2005-08-11 James E. Wilson <wilson@specifix.com>
9025 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
9027 2005-08-11 Jakub Jelinek <jakub@redhat.com>
9029 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
9030 locations gathered by var-tracking in single entry loc_list
9031 over loc_descriptor_from_tree.
9033 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
9034 pass it down to loc_descriptor.
9035 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
9036 (containing_function_has_frame_base): Move earlier in the file.
9037 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
9038 instead of always assuming fbreg can't be used.
9040 2005-08-11 David Edelsohn <edelsohn@gnu.org>
9042 * config/rs6000/altivec.md: Change constraint "m" to "Z".
9043 * config/rs6000/predicates.md (indexed_or_indirect_operand):
9044 Accept address wrapped in AND for Altivec.
9045 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9046 Strip AND wrapping offset address for Altivec.
9048 2005-08-11 Richard Henderson <rth@redhat.com>
9051 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
9052 before using TYPE_IS_SIZETYPE.
9054 2005-08-11 Richard Henderson <rth@redhat.com>
9057 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
9058 insn types not present on ev4.
9059 (alphaev5_insn_pipe): Similarly.
9061 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
9064 * arm.c (arm_override_options): If the user has selected callee-super-
9065 interworking, then enable normal interworking.
9067 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9069 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
9072 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
9074 * doc/rtl.texi: Fix two typos.
9076 2005-08-11 Richard Guenther <rguenther@suse.de>
9079 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
9080 cases where we call to/from functions returning void.
9082 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
9085 * tree.c (build_pointer_type_for_mode): Robustify.
9087 2005-08-10 James E Wilson <wilson@specifix.com>
9089 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
9090 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
9092 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
9095 2005-08-10 Eric Christopher <echristo@apple.com>
9097 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
9098 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
9101 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
9104 * config/darwin.c (machopic_indirect_data_reference): Use a new register
9105 for the high part when generating dynamic-no-pic code.
9107 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
9109 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
9110 (x86_64-*-linux*): Likewise.
9112 * config/i386/crtfastmath.c: New file.
9113 * config/i386/t-crtfm: Likewise.
9115 * config/i386/linux.h (ENDFILE_SPEC): New.
9116 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
9118 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9121 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
9123 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
9124 (vec_shl, vec_shr): Document new operations.
9125 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
9127 2005-08-10 David Edelsohn <edelsohn@gnu.org>
9129 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
9130 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
9131 change predicate to indexed_or_indirect_address.
9133 2005-08-10 Richard Sandiford <richard@codesourcery.com>
9135 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
9136 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
9137 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
9138 and __aeabi_uwrite8.
9139 * config/arm/unaligned-funcs.c: New file.
9140 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
9142 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
9144 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
9146 * cfglayout.c (pass_insn_locators_initialize): Add dump.
9147 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
9149 * except.c (pass_convert_to_eh_region_ranges): Add dump.
9150 * final.c (pass_shorten_branches): Add dump.
9151 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
9152 (pass_life): Rename dump.
9153 (rest_of_handle_flow2): Remove initial verify_flow_info.
9154 * function.c (pass_instantiate_virtual_regs): Add dump.
9155 * integrate.c (pass_initial_value_sets): Add dump.
9156 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
9157 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
9158 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
9159 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
9160 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
9161 gate_rtl_unrool_and_peel_loops): New.
9162 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
9163 rtl_doloop): Do not look at flags.
9164 * mode-switching.c (pass_mode_switching): Add dump.
9165 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
9166 pass_split_before_regstack): Add dump.
9167 * regmove.c (pass_stack_adjustments): Add dump.
9168 * tree-optimize.c (pass_fixup_cfg): Add dump.
9170 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9173 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
9174 deciding which instruction sequence to use.
9176 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
9178 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
9179 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
9181 2005-08-09 Richard Guenther <rguenther@suse.de>
9183 * c-common.c (builtin_function_2): Remove.
9184 (def_builtin_1): New function.
9185 (c_common_nodes_and_builtins): Use def_builtin_1 to
9186 build builtin functions.
9188 2005-08-09 Jie Zhang <jie.zhang@analog.com>
9190 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
9191 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
9192 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
9195 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
9197 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
9198 fold_binary instead of fold_build2 since we don't care about the
9200 (loop_niter_by_eval): Likewise.
9201 (compare_trees): Likewise.
9202 (proved_non_wrapping_p): Likewise.
9204 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
9208 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
9209 if the if is really empty.
9211 2005-08-09 Steven Bosscher <stevenb@suse.de>
9213 PR tree-optimization/23234
9214 * tree-ssa-math-opts.c (place_reciprocal): New enum.
9215 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
9216 argument of the new enum.
9217 (execute_cse_reciprocals): Add reciprocals for function arguments
9218 on the unique successor edge of the entry block. Update other calls
9219 to execute_cse_reciprocals_1.
9221 2005-08-08 Richard Henderson <rth@redhat.com>
9224 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
9226 2005-08-08 Bob Wilson <bob.wilson@acm.org>
9228 * expr.c (write_complex_part): Return after handling MEM.
9230 2005-08-08 Josh Conner <jconner@apple.com>
9232 PR rtl-optimization/23241
9233 * combine.c (simplify_comparison): Fix error in determining
9234 whether to lift a subreg from comparison.
9236 2005-08-08 David Edelsohn <edelsohn@gnu.org>
9239 * config/rs6000/altivec.md (vec_init<mode>): New.
9240 (vec_set<mode>): New.
9241 (vec_extract<mode>): New.
9242 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
9243 (rs6000_expand_vector_set): New.
9244 (rs6000_expand_vector_extract): New.
9245 (rs6000_legitimate_offset_address_p): Offset addresses are valid
9246 for Altivec modes before reload.
9247 (altivec_expand_vec_init_builtin): New.
9248 (get_element_number): New.
9249 (altivec_expand_vec_set_builtin): New.
9250 (altivec_expand_vec_ext_builtin): New.
9251 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
9253 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
9255 * config/rs6000/rs6000.h (rs6000_builtins): Add
9256 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
9257 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
9258 * config/rs6000/rs6000-protos.h: Declare new functions.
9260 2005-08-08 Jan Hubicka <jh@suse.cz>
9262 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
9263 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
9264 * i386.md (movdi*): Use pic_32bit_operand.
9265 * predicates.md (pic_32bit_operand): New.
9267 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
9270 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
9272 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
9274 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
9275 (test_for_singularity): Use fold_build2.
9277 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9279 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
9281 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
9283 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
9284 (COMMON_ASM_OP) Define.
9285 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
9286 (ix86_encode_section_info): Likewise.
9287 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
9288 SUBTARGET_ENCODE_SECTION_INFO.
9290 2005-08-06 Richard Henderson <rth@redhat.com>
9293 * tree-nested.c (convert_local_reference): Save and restore val_only
9294 around component_ref and friends. Clear walk_subtrees by default.
9296 2005-08-06 Peter O'Gorman <peter@pogma.com>
9299 * gcc.c (process_command): Check the argument to -b has a dash.
9300 * doc/invoke.texi: Update -b and -V docs.
9302 2005-08-06 James E Wilson <wilson@specifix.com>
9304 * config/mips/cross64.h, config/mips/t-cross64: Delete.
9306 2005-08-06 Michael Matz <matz@suse.de>
9308 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
9309 member only if only one insn is associated with the value.
9311 2005-08-06 Nick Clifton <nickc@redhat.com>
9313 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
9315 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
9316 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
9317 Check symbol flags instead of symbol name mangling.
9318 (xstormy16_asm_output_aligned_common): Likewise. Also
9319 simplify code since the bss100_section cass is the only case
9320 where the below100 code will be triggered.
9321 (xstormy16_encode_section_info): Encode below100 attribute
9322 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
9324 (xstormy16_strip_name_encoding): Delete - this function is no
9326 (TARGET_STRIP_NAME_ENCODING): Undefine.
9327 * config/stormy16/stormy16-protos.h: Delete prototype for
9328 xstormy16_strip_name_encoding.
9330 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
9332 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
9333 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
9334 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
9335 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
9336 config/alpha/predicates.md, config/arc/arc.h,
9337 config/arm/arm.h, config/arm/ieee754-df.S,
9338 config/arm/ieee754-sf.S, config/bfin/bfin.c,
9339 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
9340 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
9341 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
9342 config/m68hc11/m68hc11.h, config/mips/mips.c,
9343 config/mips/mips.h, config/mips/openbsd.h,
9344 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
9345 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
9346 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9347 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
9348 config/sparc/linux.h, config/sparc/linux64.h,
9349 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
9350 doc/extend.texi, doc/gcov.texi, doc/install.texi,
9351 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
9352 typos. Follow spelling conventions.
9354 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
9357 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
9358 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
9359 specially. Check for side effects only for COND_EXPR.
9360 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
9361 return with TREE_NO_WARNING.
9363 2005-08-06 Richard Sandiford <richard@codesourcery.com>
9365 PR rtl-optimization/23233
9366 * loop.c (combine_movables): Require the modes to be the same.
9367 (move_movables): Remove handling of cases where the replacement
9368 had a different mode to the original.
9370 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
9372 PR tree-optimization/23128
9373 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
9374 subtraction wrap, and set TREE_OVERFLOW if they do.
9376 2005-08-05 Richard Henderson <rth@redhat.com>
9379 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
9380 FORCED_LABEL labels.
9382 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
9385 * reload.c (find_reloads_subreg_address): Pass down TYPE
9386 unchanged. Change all callers except find_reloads_toplev.
9388 2005-08-05 Michael Matz <matz@suse.de>
9390 * genattrtab.c (current_alternative_string): Remove.
9391 (SIMPLIFY_ALTERNATIVE): Ditto.
9392 (attr_alt_bit_p): Ditto.
9393 (alternative_name): Make const char *.
9394 (evaluate_eq_attr): Remove use of above things.
9395 (simplify_test_exp): Ditto.
9396 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
9397 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
9399 2005-08-04 James E Wilson <wilson@specifix.com>
9401 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
9402 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
9403 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
9404 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
9405 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
9407 2005-08-04 Richard Henderson <rth@redhat.com>
9410 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
9411 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
9412 * tree-sra.c (decide_block_copy): Use it. Disable element copy
9413 if we'd have to instantiate too many members.
9415 2005-08-04 Richard Henderson <rth@redhat.com>
9418 * tree-outof-ssa.c (coalesce_asm_operands): New.
9419 (coalesce_ssa_name): Use it. Split out ...
9420 (coalesce_phi_operands, coalesce_result_decls): ... these.
9422 2005-08-04 Paul Brook <paul@codesourcery.com>
9424 * read-rtl.c (read_quoted_string): Break if EOF.
9426 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
9428 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
9429 (fold_build2): Likewise.
9430 (fold_build3): Likewise.
9431 (fold_build1_stat): New function prototype.
9432 (fold_build2_stat): Likewise.
9433 (fold_build3_stat): Likewise.
9434 * fold-const.c (fold_build1): Rename to ..
9435 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9436 through to build1_stat.
9437 (fold_build2): Rename to ..
9438 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9439 through to build2_stat.
9440 (fold_build3): Rename to ..
9441 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9442 through to build3_stat.
9444 2005-08-04 David Edelsohn <edelsohn@gnu.org>
9445 Ian Lance Taylor <ian@airs.com>
9447 * function.c (assign_stack_local_1): Do not correct stack slot
9448 address if allocation size is smaller than mode size.
9450 2005-08-04 Diego Novillo <dnovillo@redhat.com>
9453 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
9454 (tree_merge_blocks): Propagate anything allowed by
9456 Clarify documentation.
9457 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
9458 SSA form, schedule an update if necessary.
9460 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
9462 * doc/install.texi (Binaries): Remove broken link to
9463 Sinix/Reliant Unix binaries.
9465 2005-08-03 Richard Henderson <rth@redhat.com>
9468 * function.c (stack_protect_epilogue): Export.
9469 * tree.h (stack_protect_epilogue): Declare.
9470 * calls.c (expand_call): Call it.
9472 2005-08-03 Eric Christopher <echristo@apple.com>
9474 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
9475 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
9478 2005-08-04 Jan Hubicka <jh@suse.cz>
9480 * profile.c (branch_prob): Split edges with goto locus on them
9481 to get proper line counts.
9482 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
9484 2005-08-03 Paul Brook <paul@codesourcery.com>
9486 * function.c (assign_parms): Round current_function_args_size
9487 to PARM_BOUNDARY, not STACK_BOUNDARY.
9489 2005-08-03 Geoffrey Keating <geoffk@apple.com>
9491 * config/i386/i386.c (x86_elf_aligned_common)
9492 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
9494 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
9496 PR tree-optimization/23157
9497 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
9498 before emitting them.
9500 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9502 PR tree-optimization/19899
9503 * Makefile.in (tree-scalar-evolution.o): Add real.h.
9504 * tree-scalar-evolution.c: Include real.h.
9505 (add_to_evolution): Build constant -1 of correct type.
9507 2005-08-03 Jan Hubicka <jh@suse.cz>
9509 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
9510 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
9511 profile updating for complette unrolling.
9512 * loop-unroll.c (peel_loop_completely): Use it.
9513 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
9514 (tree_unroll_loops_completely): Disable code growing unrolling of cold
9517 2005-08-03 Paul Brook <paul@codesourcery.com>
9519 * combine.c (can_change_dest_mode): New function.
9520 (try_combine, simplify_set): Use it.
9522 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
9524 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
9527 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
9529 * doc/install.texi (Specific): Adjust link to openavr.org.
9530 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
9531 (Binaries): Adjust HP-UX Porting Center link.
9532 (Binaries): Adjust Free Software Foundation ordering link.
9534 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
9536 * convert.c (convert_to_integer): Use fold_build1 instead of
9537 build1 when converting an integer to an integer.
9539 2005-08-02 Richard Henderson <rth@redhat.com>
9541 * combine.c (combine_instructions): Don't use reg_equal/equiv
9542 results if the mode doesn't match.
9544 2005-08-02 Mark Mitchell <mark@codesourcery.com>
9546 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
9547 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
9549 2005-08-02 Richard Henderson <rth@redhat.com>
9552 * explow.c (memory_address): Remove special-case for
9553 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
9555 2005-08-02 Diego Novillo <dnovillo@redhat.com>
9558 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
9559 number of calls to cleanup_tree_cfg_1.
9561 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
9563 * doc/invoke.texi: document file extensions .F90 and .F95
9565 2005-08-02 Richard Guenther <rguenther@suse.de>
9567 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
9568 positive if its first argument is positive.
9570 2005-08-02 Richard Guenther <rguenther@suse.de>
9572 PR tree-optimization/23177
9573 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
9576 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
9578 PR tree-optimization/23129
9579 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
9580 varying for divisions with anti-ranges.
9582 2005-08-02 Jan Hubicka <jh@suse.cz>
9584 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
9585 * tree-ssa-threadupdate.c (thread_block): Add it here.
9587 2005-08-01 James E Wilson <wilson@specifix.com>
9589 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
9590 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
9591 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
9593 * config/mips/predicates.md (const_call_insn_operand): Add check for
9594 SYMBOL_REF_LONG_CALL_P.
9595 * doc/extend.texi (long_call): Document the new attribute.
9597 2005-08-01 Ian Lance Taylor <ian@airs.com>
9598 Richard Henderson <rth@redhat.com>
9600 * Makefile.in (RTL_BASE_H): Add real.h.
9601 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
9603 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
9605 * rtl.c (rtl_check_failed_code_mode): New.
9606 * rtl.h (struct rtx_def): Add u.rv.
9607 (XCMWINT, XCNMPRV): New.
9608 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
9609 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
9611 2005-08-01 Richard Henderson <rth@redhat.com>
9613 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
9614 with auto-inc codes.
9616 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
9618 2005-08-01 Jan Hubicka <jh@suse.cz>
9620 * i386-protos.h (asm_preferred_eh_data_format): Declare.
9621 * i386.c: Include dwarf2.h
9622 (asm_preferred_eh_data_format): New.
9623 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
9625 2005-08-01 Ian Lance Taylor <ian@airs.com>
9627 * config/host-linux.c (linux_gt_pch_get_address): Add new name
9628 randomize_va_space for virtual address randomization control.
9630 2005-08-01 Steven Bosscher <stevenb@suse.de>
9632 * common.opt (flag_ipa_cp): Put in right place to maintain
9635 2005-08-01 Jan Hubicka <jh@suse.cz>
9637 * profile.c (compute_value_histograms): Fix thinko.
9638 * value-prof.c: Include toplev.h
9639 (check_counter): New function.
9640 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9641 tree_mod_subtract_transform): Add sanity check.
9643 2005-08-01 Richard Guenther <rguenther@suse.de>
9645 PR tree-optimization/23133
9646 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
9647 current functions parameter decls to find defs to cse
9650 2005-08-01 Richard Guenther <rguenther@suse.de>
9652 PR tree-optimization/23109
9653 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
9654 If trapping math is in effect, use post-dominator information
9655 to check if we'd in any case reach a trapping point before
9656 doing the reciprocal insertion.
9657 (execute_cse_reciprocals): Compute post-dominators, if necessary.
9658 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
9659 expressions are invariant only if trapping math is not in effect.
9661 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9663 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
9664 cgraph_function_versioning): New declarations.
9665 * cgraphunit.c: Add include to ipa-prop.h.
9666 (update_call_expr, cgraph_copy_node_for_versioning,
9667 cgraph_function_versioning): New functions.
9668 * integrate.c (copy_decl_for_inlining): Remove.
9669 * ipa-prop.h (ipa_replace_map): New struct.
9670 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
9671 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
9672 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
9673 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
9674 ipcp_iterate_stage, ipcp_method_scale_print,
9675 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
9676 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
9677 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
9678 ipcp_update_bb_counts, ipcp_update_profiling,
9679 ipcp_update_edges_counts): New functions.
9680 (ipcp_method_cval_init): Remove restriction regarding local methods.
9681 (ipcp_init_stage): Add ipcp_method_compute_scale.
9682 (ipcp_insert_stage): Add versioning.
9683 (ipcp_structures_print): Add ipcp_method_scale_print.
9684 (ipcp_driver): Dump profiling info.
9685 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
9686 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
9687 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
9688 (struct inline_data): Add versioning_p, ipa_info, new fields.
9689 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
9690 declare_return_variable): Replace calls to copy_decl_for_inlining with
9692 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
9694 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
9695 Add argument VERSIONING.
9696 (copy_arguments_for_versioning, copy_static_chain,
9697 function_versionable_p, tree_versionable_function_p,
9698 tree_function_versioning, replace_ref_tree): New functions.
9699 * tree-inline.h: Include varray.h.
9700 (tree_versionable_function_p, tree_function_versioning,
9701 tree copy_decl_for_dup): New declarations.
9703 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9705 * ipa-cp.c: New file. Contains IPCP specific functionality.
9706 * ipa-prop.h: New file. Contains structures/definitions that can be
9707 used by several interprocedural data flow optimizations (and also IPCP).
9708 * ipa-prop.c: New file.
9709 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
9710 * common.opt: Add ipa-cp flag.
9711 * timevar.def: Add IPCP optimization.
9712 * tree-optimize.c (init_tree_optimization_passes): Schedule
9714 * tree-pass.h (pass_ipa_cp): Declare.
9716 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
9718 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
9719 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
9720 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
9721 config/i386/i386.c, config/mips/mips.h,
9722 config/rs6000/rs6000.h, config/sh/sh.c,
9723 config/stormy16/stormy16.c: Fix comment typos.
9725 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
9728 * c-typeck.c (build_binary_op): Use common_type wrapper on
9730 (common_type): Update comment.
9732 2005-07-31 Steven Bosscher <stevenb@suse.de>
9735 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
9736 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
9737 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
9739 2005-07-31 Jan Hubicka <jh@suse.cz>
9741 * pretty-print.h (pp_widest_integer): New macro.
9742 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
9745 2005-07-31 Jan Hubicka <jh@suse.cz>
9747 * output.h (enum section_category): Export from varasm.c
9748 (categorize_decl_for_section): Likewise.
9749 * varasm.c (enum section_category): Kill.
9750 (categorize_decl_for_section): Make global.
9751 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9753 * i386.c (ix86_section_threshold): New static variable.
9754 (ix86_in_large_data_p, ix86_encode_section_info,
9755 x86_64_elf_unique_section,
9756 x86_64_elf_select_section): New functions.
9757 (TARGET_ENCODE_SECTION_INFO): Define
9758 (override_options): Enable medium model for PIC.
9759 (ix86_expand_prologue): Expand gen_set_got_rex64.
9760 (legitimate_constant_p): Handle new UNSPECs.
9761 (legitimate_pic_address_disp_p): Likewise.
9762 (legitimize_pic_address): Lower MEDIUM model addressing.
9763 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
9764 (enum cmodel): Add MEDIUM_PIC.
9765 (SYMBOL_REF_FAR_ADDR_P): New macro.
9766 (SYMBOL_FLAG_FAR_ADDR): New flag.
9767 * i386.md (movdi): Support medium model.
9768 (set_got_rex64): New pattern.
9769 * i386.opt (mlarge-data-threshold): New flag.
9770 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9771 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9772 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9773 TARGET_ASM_UNIQUE_SECTION): New.
9775 * invoke.texi (-mlarge_data_threshold): Document
9777 2005-07-31 Jan Hubicka <jh@suse.cz>
9779 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9780 (coalesce_vars): Likewise.
9781 * tree-ssa-live.c (coalesce_cost): New.
9782 (build_tree_conflict_graph): Use coalesce_cost.
9783 * tree-ssa-live.h (coalesce_cost): Declare.
9785 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9787 * arm.md (all peepholes for post-increment operations): Delete.
9788 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9789 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9790 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9791 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9792 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9794 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9796 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9799 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9802 * doc/invoke.texi: Document -rdynamic.
9804 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9807 * c-parser.c (c_parser_parms_list_declarator): Call
9808 mark_forward_parm_decls.
9809 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9810 decls with visibility structure.
9812 2005-07-30 Paul Brook <paul@codesourcery.com>
9814 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9816 2005-07-30 Paul Brook <paul@codesourcery.com>
9818 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9820 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9822 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9824 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9827 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9828 nested function declarators.
9829 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9830 (grokparms): Call warn_if_shadowing for parameters used within the
9832 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9833 not used within the parameter list.
9834 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9836 2005-07-30 Jan Hubicka <jh@suse.cz>
9838 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9839 * i386.c (ix86_fixup_binary_operands): Likewise.
9840 (ix86_expand_unary_operator): Likewise.
9841 (ix86_expand_fp_absneg_operator): Likewise.
9842 * optabs.c (expand_vec_cond_expr): Validate dest.
9844 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9847 * real.c (real_from_string): Also set last bit if there is a
9848 nonzero hex digit beyond GCC's internal precision after ".".
9850 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9852 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9853 define_constants. Change duplicate values to unassigned numbers.
9854 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9855 (*altivec_vspltsf): New.
9856 (altivec_vperm_v4sf): Delete.
9857 (altivec_vperm_<mode>): Use mode macro V.
9858 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9859 (altivec_predicate_v4sf): Delete.
9860 (altivec_predicate_<mode>): Use mode macro V.
9861 (*altivec_lvesfx): New.
9862 (*altivec_stvesfx): New.
9863 (vec_realign_load_v4sf): Delete.
9864 (vec_realign_load_<mode>): Use mode macro V.
9865 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9868 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9871 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9873 * configure: Regenerated.
9875 2005-07-29 Paul Brook <paul@codesourcery.com>
9877 * doc/install.texi: Add link to GFortran binaries wiki page.
9879 2005-07-29 David Ung <davidu@mips.com>
9881 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9882 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9883 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9884 * config/mips/mips.md (cpu): Add 5kf name.
9885 (includes): Includes 5k.md.
9886 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9887 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9890 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9893 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9894 (cleanup_tree_cfg): ... here.
9895 Call cleanup_tree_cfg_1 until there are no more cleanups to
9898 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9900 * tree-vrp.c (compare_range_with_value): Return true or false
9901 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9902 EQ_EXPR respectively.
9904 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9906 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9909 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9911 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9912 (tree_ssa_dominator_optimize): Increment it.
9913 (dump_dominator_optimization_stats): Print it.
9915 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9916 Steven Bosscher <stevenb@suse.de>
9918 PR rtl-optimization/23117
9919 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9920 when head == tail. Tidy comment.
9922 2005-07-28 Richard Henderson <rth@redhat.com>
9924 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9925 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9926 * jump.c (rtx_renumbered_equal_p): Likewise.
9927 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9928 CONST_INT and CONST_DOUBLE.
9929 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9930 * reload.c (operands_match_p): Special case CONST_INT and
9931 CONST_DOUBLE; check mode earlier.
9933 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9936 * c-typeck.c (convert_for_assignment): Do not check
9937 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9939 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9942 * c-typeck.c (composite_type): Prefer constant size arrays to
9945 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9948 * real.c (real_from_string): Set last bit if there is a nonzero
9949 hex digit beyond GCC's internal precision.
9951 2005-07-28 Richard Henderson <rth@redhat.com>
9954 * cfgcleanup.c (try_forward_edges): Watch out for end of
9957 2005-07-28 James E Wilson <wilson@specifixinc.com>
9960 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9962 2005-07-28 Jan Hubicka <jh@suse.cz>
9964 * Makefile.in (rtl-profile.o): Kill all traces of it.
9965 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9966 * coverage.h (rtl_coverage_counter_ref): Kill.
9967 * opts.c (flag_speculative_prefetching_set): Kill.
9968 (flag_loop_optimize_set): New.
9969 (common_handle_option): Disable loop optimizer when profiling;
9970 do not handle speculative prefetching.
9971 * passes.c (init_optimization_passes): Replace pass_profiling combo
9972 by branch_prob pass.
9973 * profile.c (compute_value_histograms): Update for simplified value
9975 (rtl_register_profile_hooks): Kill.
9976 (pass_profiling): Kill.
9977 (rest_of_handle_branch_prob): Do not profile.
9978 * toplev.c (process_options): Remove speculative prefetching.
9979 * toplev.h (flag_tree_based_profiling): Kill.
9980 * tree-profile.c (prepare_instrumented_value,
9981 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9982 tree_gen_one_value_profiler, do_tree_profiling): Update for
9983 simplified datastructures.
9984 * value-prof.c: Add comment that speculative prefetching was dropped;
9985 update rest of file for simplified datastructures.
9986 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9987 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9988 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9989 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9990 rtl_mod_subtract, gen_speculative_prefetch,
9991 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9992 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9993 (gate_handle_value_profile_transformations,
9994 rest_of_handle_value_profile_transformations,
9995 pass_value_profile_transformations): Kill.
9996 * value-prof.h (histogram_value_t): Remove IL based unions.
9997 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9998 rtl_profile_hooks): Remove hooks.
10000 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
10002 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
10003 (cgraph_clone_node): Likewise.
10004 * cgraph.h (cgraph_clone_edge): Update prototype.
10005 (cgraph_clone_node): Likewise.
10006 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
10008 (lookup_recursive_calls): Consider profile.
10009 (cgraph_decide_recursive_inlining): Fix updating; use new
10010 probability argument; use profile.
10011 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
10012 * tree-inline.c (copy_bb): Update clal of clone_edge.
10013 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
10015 * invoke.texi (min-inline-recursive-probability): Document.
10017 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
10019 * doc/install.texi (Configuration): Update Valgrind homepage.
10021 2005-07-28 Richard Henderson <rth@redhat.com>
10023 PR middle-end/21362
10024 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
10025 labels we want to delete.
10026 (cfg_layout_merge_blocks): Likewise.
10028 2005-07-28 Richard Henderson <rth@redhat.com>
10031 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
10032 when expanding to nothing.
10034 2005-07-28 Josh Conner <jconner@apple.com>
10036 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
10037 (cgraph_decide_inlining_of_small_functions): Likewise.
10039 2005-07-28 Josh Conner <jconner@apple.com>
10041 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
10042 direction of badness if negative.
10043 (cgraph_default_inline_p): Add reason to parameters, and assign it
10045 (cgraph_decide_inlining_of_small_functions): New parameter in call
10046 to cgraph_default_inline_p.
10047 (cgraph_decide_inlining_incrementally): Likewise.
10048 * cgraphunit.c (decide_is_function_needed): Likewise.
10049 * cgraph.h (cgraph_default_inline_p): Likewise.
10051 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10053 * builtins.c: Fix comment typo(s).
10054 * genautomata.c: Likewise.
10055 * gimplify.c: Likewise.
10056 * tree-dfa.c: Likewise.
10057 * tree-flow-inline.h: Likewise.
10058 * tree-into-ssa.c: Likewise.
10059 * tree-ssa-alias.c: Likewise.
10060 * tree-ssa-ccp.c: Likewise.
10061 * tree-ssa-copy.c: Likewise.
10062 * tree-ssa-dce.c: Likewise.
10063 * tree-ssa-dom.c: Likewise.
10064 * tree-ssa-operands.c: Likewise.
10065 * tree-tailcall.c: Likewise.
10066 * tree-vectorizer.c: Likewise.
10067 * tree-vrp.c: Likewise.
10068 * tree.c: Likewise.
10070 2005-07-28 Jeff Law <law@redhat.com>
10072 * tree-vrp.c (test_for_singularity): Extracted from ...
10073 (simplify_cond_using_ranges): Attempt to simplify a relational
10074 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
10076 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
10078 PR tree-optimization/22506
10079 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
10080 phis whose argument is constant.
10082 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
10084 PR rtl-optimization/18992
10085 Back out this patch:
10086 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10087 PR optimization/12142
10088 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
10089 uses of the register in the SET_SRC. Remove unnecessary argument.
10091 Replace it with this:
10092 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
10093 if flag_non_call_exceptions is set and the insn may trap, pass
10094 pc_rtx as dest for recursion.
10095 In SET_SRC part of SET case, if dest is already set, pass it down
10098 2005-07-28 Jan Hubicka <jh@suse.cz>
10100 * cfg.c (update_bb_profile_for_threading): Use RDIV.
10101 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
10102 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
10104 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
10105 profile when available.
10107 2005-07-28 Jan Beulich <jbeulich@novell.com>
10109 * config/ia64/ia64.c (ia64_load_pair_ok): New.
10110 (ia64_print_operand): Describe and handle 'X'.
10111 (ia64_register_move_cost): Also handle FP_REGS.
10112 (ia64_preferred_reload_class): Likewise.
10113 (ia64_secondary_reload_class): Likewise.
10114 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
10115 it. Also check for ITANIUM_CLASS_FLDP.
10116 * config/ia64/ia64.h (FP_REGNO_P): New.
10117 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
10118 (reg_class): Add FP_REGS.
10119 (REG_CLASS_NAMES): Adjust for it.
10120 (REG_CLASS_CONTENTS): Likewise.
10121 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
10122 (REG_CLASS_FROM_LETTER): Handle 'x'.
10123 (CLASS_MAX_NREGS): Handle FP_REGS.
10124 (MEMORY_MOVE_COST): Likewise.
10125 * config/ia64/ia64.md (itanium_class): Add fldp.
10126 (type): Handle fldp.
10127 (movti_internal): More allowable operand combinations. Use ldfp8 when
10128 splitting unnecessary. Remove predicable attribute. Adjust
10129 itanium_class attribute.
10130 (smuldi3_highpart): Remove outdated comment.
10131 (mulditi3, umulditi3, rotlti3): New expanders.
10132 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
10133 (absti2): Disabled new insn for future reference.
10134 Respective new splitters.
10135 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
10136 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
10137 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
10139 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
10141 PR rtl-optimization/23047
10142 * simplify-rtx.c (simplify_const_relational_operation): Respect
10143 flag_wrapv for comparisons with ABS.
10145 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
10147 PR tree-optimization/22493
10148 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
10149 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
10151 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
10153 * config/frv/frv.opt (moptimize-membar): New.
10155 * doc/invoke.texi: Document -moptimize-membar and its inverse.
10157 * config/frv/frv.h: Remove machine_function definition.
10159 * config/frv/frv.c (struct frv_io): New.
10160 (struct machine_function): Moved from frv.h. Add has_membar_p.
10161 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
10162 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
10163 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
10164 (frv_optimize_membar_global, frv_optimize_membar): New functions.
10165 (frv_reorg): Call frv_optimize_membar when appropriate.
10166 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
10167 (frv_expand_builtin): Adjust calls accordingly.
10168 (frv_io_address_cookie): New function.
10169 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
10170 load or store rather than a special insn. Add ccnstant address and
10171 io-type operands to the membar.
10172 (frv_ifcvt_modify_tests): Unsign regno.
10173 (frv_ifcvt_modify_tests): Same.
10175 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
10176 UNSPEC_OPTIONAL_MEMBAR constant.
10177 (builtin_read_<mode>): Delete.
10178 (builtin_write_<mode>): Delete.
10179 ("optional_membar_<mode>"): Add operand.
10181 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
10182 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
10183 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
10184 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
10185 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
10186 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
10187 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
10188 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
10189 * testsuite/gcc.target/frv/all-read-write-1.c: New.
10191 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
10193 * df.c (df_uses_record): Handle SCRATCH.
10195 2005-07-28 Steven Bosscher <stevenb@suse.de>
10198 * passes.c (rest_of_decl_compilation): If decl is a type and
10199 we have encountered errors, don't emit debug information.
10201 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
10203 * params.def: Fixed comment.
10205 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
10208 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
10209 (TARGET_ASM_UNALIGNED_HI_OP): Add.
10210 (TARGET_ASM_UNALIGNED_SI_OP): Add.
10212 2005-07-27 Steven Bosscher <stevenb@suse.de>
10215 * varasm.c (assemble_start_function): Don't do anything that may
10216 require a CFG if the current function is a thunk.
10218 2005-07-25 Geoffrey Keating <geoffk@apple.com>
10220 * doc/install.texi (Prerequisites): Mention that perl is needed
10221 to do export control in libstdc++ targetting Darwin.
10223 2005-07-27 Steven Bosscher <stevenb@suse.de>
10225 PR rtl-optimization/17808
10226 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
10227 (sched_insns_conditions_mutex_p): Split out from...
10228 (add_dependence): ...here. But don't call it from here.
10229 (add_dependence_list): Check sched_insns_conditions_mutex_p
10230 before calling add_dependence.
10231 (add_dependence_list_and_free): Likewise.
10232 (fixup_sched_groups): Likewise.
10233 (sched_analyze_1): Likewise.
10234 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
10235 (sched_analyze): Likewise.
10236 (sched_analyze_insn): Likewise.
10237 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10238 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
10239 dependencies on all COND_EXEC insns to jumps ending basic blocks
10240 when doing intrablock scheduling.
10241 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
10243 2005-07-27 Jeff Law <law@redhat.com>
10245 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
10246 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
10247 equivalency sets, correctly handle the case were vr0 has an
10248 equivalency set, but vr1 does not.
10250 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
10252 PR tree-optimization/23073
10253 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
10254 vect_print_dump_info before fprintf.
10256 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10258 PR tree-optimize/22348
10259 * tree-ssa-loop-niter.c (number_of_iterations_cond):
10260 Fold the partial computation.
10262 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10264 PR tree-optimization/22325
10265 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
10267 * tree-scalar-evolution.c (scev_const_prop): Add generic final
10269 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
10270 (force_var_cost): ... this function.
10271 (compute_phi_arg_on_exit): Export.
10273 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10275 PR tree-optimization/20773
10276 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
10279 2005-07-27 Richard Guenther <rguenther@suse.de>
10281 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
10282 Avoid pushing again if current struct contains only
10283 fields we decomposed.
10285 2005-07-27 Jan Hubicka <jh@suse.cz>
10287 PR tree-optimization/22574
10288 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
10291 * tree-tailcall.c (decrease_profile): New function.
10292 (eliminate_tail_call): Use it.
10294 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
10295 visibility flags correctly in whole program mode.
10297 2005-07-26 Steve Ellcey <sje@cup.hp.com>
10299 PR rtl-optimization/22472
10300 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
10302 2005-07-26 Steven Bosscher <stevenb@suse.de>
10304 PR tree-optimization/22504
10305 * tree-complex.c (expand_complex_addition): Use 'code' instead
10306 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
10308 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10310 * config.gcc (cpu_type): Add frv case.
10311 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
10312 (supported_defaults): Add fr550 case.
10314 2005-07-26 Diego Novillo <dnovillo@redhat.com>
10317 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
10318 whether a pointer of type T * may point to objects of type T *.
10320 2005-07-26 DJ Delorie <dj@redhat.com>
10322 * configure: Regenerate.
10324 2005-07-26 Dale Johannesen <dalej@apple.com>
10326 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
10328 2005-07-26 Mark Mitchell <mark@codesourcery.com>
10330 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
10331 Clarify use of "build" in name.
10333 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10335 * doc/extend.texi (Raw read/write Functions): New section.
10336 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
10337 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
10338 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
10339 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
10340 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
10341 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
10342 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
10343 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
10344 * config/frv/frv.c: Add bdesc_loads global.
10345 Add bdesc_stores global.
10346 (frv_init_builtins): Add support for __builtin_{read/write}*.
10347 (frv_volatile_memref): New.
10348 (frv_expand_load_builtin): New.
10349 (frv_expand_store_builtin): New.
10350 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
10351 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
10352 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
10353 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
10354 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
10355 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
10356 (builtin_read_<mode>): New.
10357 (builtin_write_<mode>): New.
10358 (builtin_write64): New.
10359 (optional_membar_<mode>): New.
10361 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
10363 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
10364 (rather than units) against HOST_BITS_PER_WIDE_INT.
10366 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
10368 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
10369 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
10370 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
10371 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
10374 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
10375 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
10376 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
10378 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
10380 2005-07-26 Richard Guenther <rguenther@suse.de>
10382 PR tree-optimization/22486
10383 * fold-const.c (fold_unary): Fold away useless component
10384 references of the form (T *)&T.x, if the address
10387 2005-07-25 James E Wilson <wilson@specifixinc.com>
10389 * dwarf2out.c (add_call_src_coords_attributes): New.
10390 (gen_inlined_subroutine_die): Call it.
10391 (maybe_emit_file, init_file_table): Add comments.
10392 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
10394 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
10395 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
10396 * tree.h (BLOCK_SOURCE_LOCATION): New.
10397 (struct tree_block): New field locus.
10399 2005-07-26 Andreas Schwab <schwab@suse.de>
10401 PR rtl-optimization/23043
10402 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
10403 when allocating a struct unoccr.
10405 2005-07-25 Richard Henderson <rth@redhat.com>
10408 * tree-complex.c (gate_no_optimization): True if errors.
10409 * Makefile.in (tree-complex.o): Update dependencies.
10411 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
10413 * config/frv/predicates.md (integer_register_operand): Use
10414 GPR_AP_OR_PSEUDO_P.
10416 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10419 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
10421 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
10423 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10425 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
10426 types when flag_unsafe_math_optimizations is true.
10428 2005-07-25 Mark Mitchell <mark@codesourcery.com>
10430 * gcc.c (option_map): Add --sysroot.
10431 (process_command): Handle --sysroot.
10432 (display_help): Document it.
10433 * doc/cppopts.tex (-isysroot): Document.
10434 * doc/invoke.texi (--sysroot): Document.
10435 * doc/install.texi (--with-build-sysroot): Document.
10437 * Makefile.in (inhibit_libc): New variable.
10438 (INHIBIT_LIBC_CFLAGS): Likewise.
10439 (LIBGCC2_CFLAGS): Include
10440 $(INHIBIT_LIBC_CFLAGS).
10441 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
10442 ($(T)crtbegin.o): Do not use @inhibit_libc@.
10443 ($(T)crtend.o): Likewise.
10444 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
10445 ($(T)crtendS.o): Likewise.
10446 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
10447 ($(T)crtendT.o): Likewise.
10448 (stmp-fixinc): Do not complain about missing headers if
10450 * configure.ac (inhibit_libc): Set it to true/false.
10451 (--with-build-sysroot): New option. Use it to set
10453 * configure: Regenerated.
10455 2005-07-25 Manfred Hollstein <mh@suse.com>
10457 * calls.c (store_one_arg): Fix unsigned comparison warning.
10459 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10462 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
10463 (ggc_print_statistics): Initialize variable before use.
10465 2005-07-25 Richard Guenther <rguenther@suse.de>
10467 * tree-dfa.c (mark_new_vars_to_rename): Protect against
10468 calling with a PHI_NODE argument.
10470 * tree-flow-inline.h (overlap_subvar): Protect against
10473 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
10475 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
10476 * configure: Regenerate.
10478 2005-07-25 Ira Rosen <irar@il.ibm.com>
10480 * expr.c (highest_pow2_factor): Make extern.
10481 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
10482 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10483 record_array_differ_p, array_ptr_differ_p): Likewise.
10484 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
10485 additional cases. Call the above functions.
10486 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
10487 base_object_differ_p when there are two base objects. Otherwise, compare
10488 base address and offset. Call may_alias_p.
10489 (dump_data_reference): Use a correct field name.
10490 (analyze_array): Make static. Initialize new data-ref fields.
10491 (analyze_indirect_ref): New function.
10492 (init_data_ref): Initialize new data-ref fields.
10493 (strip_conversion): Moved from tree-vect-analyze.c.
10494 (analyze_offset_expr, get_ptr_offset, address_analysis,
10495 object_analysis): Likewise.
10496 (analyze_offset): New function.
10497 (create_data_ref): Likewise.
10498 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
10499 dimensions for ARRAY_REFs only.
10500 (build_classic_dist_vector): Make static.
10501 (access_functions_are_affine_or_constant_p): Call macro to get the
10502 address of access functions.
10503 (compute_all_dependences): Add new parameter
10504 compute_self_and_read_read_dependences. Compute self and read-read
10505 dependences if it is true.
10506 (find_data_references_in_loop): Call create_data_ref. Initialize new
10508 (compute_data_dependences_for_loop): Add new parameter
10509 compute_self_and_read_read_dependences. Remove parameter nb_loops,
10510 compute nb_loops. Call compute_all_dependences,
10511 build_classic_dist_vector and build_classic_dir_vector with correct
10513 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
10514 with correct parameters. Compare dimensions for ARRAY_REFs only.
10515 (free_data_refs): Call macro to free access functions.
10516 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
10517 fields from stmt_vinfo.
10518 (struct base_object_info): New structure.
10519 (struct data_reference): Move fields to base_object_info. Add fields
10520 first_location and object_info for above structures. Move fields from
10521 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
10522 aligned_to. Add macros to access the new fields.
10523 Update functions declarations.
10524 * tree-flow.h (is_aliased_with): Declare.
10525 * tree-loop-linear.c (linear_transform_loops): Call
10526 compute_data_dependences_for_loop with correct parameters.
10527 * tree-ssa-alias.c (is_aliased_with): New function.
10528 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
10529 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
10530 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
10531 vect_base_addr_differ_p, compute_subscript_distance and
10532 build_classic_dist_vector. Add printings. Check absolute value of
10534 (vect_analyze_data_ref_dependences): Go through ddrs instead of
10536 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
10537 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
10538 to bytes. Add printing.
10539 (vect_compute_data_refs_alignment): Go through loads and stores in one
10541 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
10542 vect_analyze_data_ref_access): Likewise.
10543 (vect_analyze_pointer_ref_access): Remove.
10544 (vect_address_analysis, vect_object_analysis): Likewise.
10545 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
10546 and analyze data-refs in the loop.
10547 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
10548 fields of data-ref instead of stmt. Add init to the offset from the
10550 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
10551 (vect_update_init_of_dr): Likewise.
10552 (vect_update_inits_of_drs): Go through loads and stores in one loop.
10553 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
10555 (new_loop_vec_info): Initialize new fields.
10556 (destroy_loop_vec_info): Free new fields.
10557 (vect_strip_conversion): Remove.
10558 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
10559 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
10560 datarefs. Add new field ddrs.
10561 Add macros for the new fields access.
10562 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
10563 base_aligned_p, misalignment, memtag, ptr_info and subvars.
10564 Remove their macros.
10565 * tree.h (highest_pow2_factor): Declare.
10567 2005-07-25 Jakub Jelinek <jakub@redhat.com>
10569 * calls.c (store_one_arg): Check for sibling call MEM arguments
10570 from already clobbered incoming argument area.
10572 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10574 * c-common.c (check_missing_format_attribute): New.
10575 * c-common.h (check_missing_format_attribute): Likewise.
10576 * c-typeck.c (convert_for_assignment): Use it.
10578 2005-07-24 Andreas Schwab <schwab@suse.de>
10580 * config/m68k/m68k.md ("extendqidi2"): When source is an address
10581 register use a word move. Correct operand of ext.w in 68000 code.
10583 2005-07-23 Mark Mitchell <mark@codesourcery.com>
10585 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
10586 variables as declarations, rather than definitions.
10588 2005-07-24 Ira Rosen <irar@il.ibm.com>
10590 PR tree-optimization/22526
10591 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
10594 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10596 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
10597 that C99 reserve for future use. Use it to define clog10,
10598 clog10f and clog10l.
10600 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10602 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
10603 * configure.ac: Check for -Wmissing-format-attribute.
10605 * configure: Regenerate.
10607 2005-07-23 Richard Henderson <rth@redhat.com>
10609 PR tree-optimization/22623
10610 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
10612 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
10615 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
10617 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10619 * Makefile.in (C_TREE_H): Update dependencies.
10620 * c-tree.h: Include toplev.h.
10621 * diagnostic.h (diagnostic_set_info): Add format attribute.
10622 * rtl-error.c (diagnostic_for_asm): Likewise.
10624 2005-07-23 Chao-ying Fu <fu@mips.com>
10626 * config/mips/mips-dsp.md: New file.
10627 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
10628 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
10630 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
10631 MIPS_BUILTIN_BPOSGE32.
10632 (mips_expand_builtin_direct): Add one parameter to indicate that
10633 builtin functions need to return a value.
10634 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
10636 (mips_regno_to_class): Add classes for 12 new DSP registers.
10637 (mips_subword): Change to check four HI registers.
10638 (mips_output_move): Output move to and from 6 new DSP accumulators.
10639 (override_options): Make sure -mdsp and -mips16 are not used together.
10640 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
10642 (mips_conditional_register_usage): Disable 6 new DSP accumulators
10644 (print_operand): Add 'q' for printing DSP accumulators.
10645 (mips_cannot_change_mode_class): Check ACC_REGS.
10646 (mips_secondary_reload_class): Check ACC_REGS.
10647 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
10648 (mips_register_move_cost): Check ACC_REGS.
10649 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
10650 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
10651 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
10652 (dsp_bdesc): New array.
10653 (bdesc_arrays): Add DSP builtin function table.
10654 (mips_prepare_builtin_arg): Check predicate again after
10656 (mips_expand_builtin): Add one more parameter to
10657 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
10658 MIPS_BUILTIN_BPOSGE32.
10659 (mips_init_builtins): Initialize new function types.
10660 (mips_expand_builtin_direct): Check if builtin functions need to
10661 return a value and pass operands properly.
10662 (mips_expand_builtin_bposge): New function.
10663 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
10664 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
10665 (FIRST_PSEUDO_REGISTER): Increase to 188.
10666 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
10667 Update for 12 new DSP registers.
10668 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
10669 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
10670 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
10671 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
10672 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
10673 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
10674 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
10675 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
10676 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
10677 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
10678 (REGISTER_NAMES): Add names for 12 new DSP registers.
10679 * config/mips/mips.md: Include mips-dsp.md.
10680 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
10681 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
10682 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
10683 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
10684 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
10685 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
10686 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
10687 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
10688 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
10689 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
10690 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
10691 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
10692 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
10693 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
10694 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
10695 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
10696 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
10697 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
10698 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
10699 (UNSPEC_RDDSP): New constants.
10700 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
10701 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
10703 * config/mips/mips.opt (-mdsp): New option.
10704 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
10705 (reg_imm10_operand): New predicates.
10706 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
10707 * doc/invoke.texi (-mdsp): Document new option.
10709 2005-07-22 DJ Delorie <dj@redhat.com>
10711 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
10713 * tree-inline.c (inlinable_function_p): Likewise.
10715 2005-07-22 Mark Mitchell <mark@codesourcery.com>
10718 * toplev.c (check_global_declarations): Do not mark undefined
10719 variables as DECL_IGNORED_P.
10720 * varasm.c (first_global_object_name): GTY it.
10721 (weak_global_object_name): Likewise.
10722 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
10723 a string to go into {weak,first}_global_object_name.
10725 2005-07-22 DJ Delorie <dj@redhat.com>
10727 * c-format.c (check_function_format): Change warning control
10728 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
10730 2005-07-22 Diego Novillo <dnovillo@redhat.com>
10732 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
10733 &PTR->FLD a dereference of PTR.
10734 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
10735 a potential dereference of PTR.
10737 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
10739 PR rtl-optimization/20370
10740 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
10741 call allocate_reg_info if necessary.
10743 PR rtl-optimization/21848
10744 * calls.c (emit_library_call_value_1): For const functions, add
10745 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
10747 PR rtl-optimization/22445
10748 * cselib.c (target.h): Include.
10749 (rtx_equal_for_cselib_p): Allow commutative matches.
10750 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
10751 Remove MODE parameter. Changed all callers.
10753 PR rtl-optimization/22258
10754 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
10756 (try_combine): Use likely_spilled_retval_p.
10758 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
10760 * config.gcc: Add crx-elf support.
10762 * doc/contrib.texi: Mention crx.
10763 * doc/extend.texi: Document crx extensions.
10764 * doc/install.texi: Document crx install.
10765 * doc/invoke.texi: Document crx options.
10766 * doc/md.texi: Document crx constraints.
10768 * config/crx/crx-protos.h: New file.
10769 * config/crx/crx.c: New file.
10770 * config/crx/crx.h: New file.
10771 * config/crx/crx.md: New file.
10772 * config/crx/crx.opt: New file.
10773 * config/crx/t-crx: New file.
10775 2005-07-22 Manfred Hollstein <mh@suse.com>
10777 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10779 (int_add_graph_edge): Likewise.
10780 (collapse_nodes): Likewise.
10781 (process_unification_queue): Likewise.
10783 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10784 Laurent GUERBY <laurent@guerby.net>
10786 PR tree-optimization/22336
10787 * function.c (record_block_change): Check for
10788 cfun->ib_boundaries_block.
10790 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10792 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10793 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10795 2005-07-21 DJ Delorie <dj@redhat.com>
10797 * toplev.c (warn_deprecated_use): Add warning control to warning
10799 * c-typeck.c (parser_build_binary_op): Likewise.
10800 (c_finish_if_stmt): Likewise.
10801 * c-common.c (check_function_sentinel): Likewise.
10802 (check_nonnull_arg): Likewise.
10804 2005-07-21 Richard Henderson <rth@redhat.com>
10807 * tree-complex.c (complex_ssa_name_components): New.
10808 (cvc_lookup): Allow entry not found.
10809 (create_components): Remove.
10810 (create_one_component_var, get_component_var): New.
10811 (get_component_ssa_name, set_component_ssa_name): New.
10812 (extract_component): Use get_component_ssa_name.
10813 (update_complex_components): Use set_component_ssa_name.
10814 (update_complex_components_on_edge): Likewise.
10815 (update_phi_components): Create new PHI nodes directly, instead
10816 of adding insns to edges.
10817 (tree_lower_complex): Allocate and free complex_variable_components
10818 and complex_ssa_name_components here.
10820 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10822 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10823 revert to returning false.
10825 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10828 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10830 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10833 * config/i386/i386.md (cmpxf): Change operand constraints
10834 to "nonmemory_operand".
10836 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10838 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10840 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10842 PR middle-end/21180
10843 * fold-const.c (fold_build1): Add checksum for the operands.
10844 (fold_build2): Likewise.
10845 (fold_build3): Likewise.
10847 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10849 PR middle-end/19055
10850 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10852 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10854 * common.opt (-fforward-propagate): Committed by mistake,
10857 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10859 * reg-stack.c: Fix comment typo(s).
10860 * tree-ssa-operands.c: Likewise.
10861 * tree-vectorizer: Likewise.
10863 2005-07-21 Nick Clifton <nickc@redhat.com>
10865 * config/sh/symbian.c: Replace C++ style line comments with C
10866 style line comments.
10867 (symbian_add_attribute): Do not use a ? operator on the LHS of
10869 (sh_symbian_handle_dll_attribute): Change the type of the
10870 method vector to "VEC(tree,gc)*" and use vector accessor
10871 macros to walk over the elements.
10872 (symbian_export_vtable_and_rtti_p): Likewise.
10873 (symbian_class_needs_attribute_p): Likewise.
10875 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10878 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10879 initialize targetm.resolve_overloaded_builtin here.
10880 (altivec_expand_overloaded_builtin): Make it non-static.
10881 * config/rs6000/rs6000-protos.h
10882 (altivec_expand_overloaded_builtin): New prototype.
10883 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10884 targetm.resolve_overloaded_builtin here.
10885 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10887 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10888 Zdenek Dvorak <dvorakz@suse.cz>
10890 PR tree-optimization/19210
10891 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10893 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10894 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10895 rely on unproven assumptions.
10896 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10897 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10898 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10899 to number_of_iterations_exit.
10900 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10901 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10902 * tree-ssa-loop-niter.c (find_loop_niter,
10903 estimate_numbers_of_iterations_loop): Likewise.
10904 (number_of_iterations_exit): Honor the new options.
10905 * doc/invoke.texi (Wunsafe-loop-optimizations,
10906 funsafe-loop-optimizations): Document them.
10908 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10910 PR rtl-optimization/22167
10911 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10913 2005-07-20 Adam Nemet <anemet@lnxw.com>
10915 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10916 __do_global_dtors_aux longcall.
10918 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10920 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10921 (old_special_pred_table): Don't reference
10922 SPECIAL_MODE_PREDICATES.
10923 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10924 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10925 * config/sh/predicates.h: Don't mention
10926 SPECIAL_MODE_PREDICATES.
10927 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10930 2005-07-20 DJ Delorie <dj@redhat.com>
10932 * config.gcc: Add m32c-elf support.
10934 * doc/contrib.texi: Mention m32c.
10935 * doc/extend.texi: Document m32c extensions.
10936 * doc/install.texi: Mention m32c.
10937 * doc/invoke.texi: Document m32c options.
10938 * doc/md.texi: Document m32c constraints.
10940 * config/m32c/addsub.md: New file.
10941 * config/m32c/bitops.md: New file.
10942 * config/m32c/cond.md: New file.
10943 * config/m32c/jump.md: New file.
10944 * config/m32c/m32c-lib1.S: New file.
10945 * config/m32c/m32c-lib2.c: New file.
10946 * config/m32c/m32c-modes.def: New file.
10947 * config/m32c/m32c-pragma.c: New file.
10948 * config/m32c/m32c-protos.h: New file.
10949 * config/m32c/m32c.abi: New file.
10950 * config/m32c/m32c.c: New file.
10951 * config/m32c/m32c.h: New file.
10952 * config/m32c/m32c.md: New file.
10953 * config/m32c/m32c.opt: New file.
10954 * config/m32c/minmax.md: New file.
10955 * config/m32c/mov.md: New file.
10956 * config/m32c/muldiv.md: New file.
10957 * config/m32c/predicates.md: New file.
10958 * config/m32c/prologue.md: New file.
10959 * config/m32c/shift.md: New file.
10960 * config/m32c/t-m32c: New file.
10962 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10964 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10965 (stack_protect_set, stack_protect_test): New expanders.
10966 (stack_protect_set_si, stack_protect_set_si_media,
10967 stack_protect_set_di_media, stack_protect_test_si,
10968 stack_protect_test_si_media, stack_protect_test_di_media):
10971 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10973 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10975 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10977 * tree.h (tree_expr_nonzero_p): Export.
10978 * fold-const.c (tree_expr_nonzero_p): Likewise.
10979 Return true for CALL_EXPRs that are alloca calls.
10980 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10982 * tree-flow.h (expr_computes_nonzero): Remove.
10983 * tree-vrp.c (expr_computes_nonzero): Remove.
10984 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10985 (extract_range_from_unary_expr): Likewise.
10986 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10987 tree_expr_nonzero_p.
10989 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10991 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10992 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10993 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10994 All callers changed.
10995 (frame_related_constant_load): New arg "related" which controls
10996 setting of RTX_FRAME_RELATED_P. All callers changed.
10997 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10998 (bfin_expand_prologue): Add stack limit checking.
10999 * config/bfin/bfin.md (trapifcc): New pattern.
11001 * config/bfin/bfin.c: Include "langhooks.h".
11002 (def_builtin): Go through lang_hooks to call builtin_function.
11004 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
11005 * config/bfin/predicates.md (symbol_ref_operand): New.
11006 (call_insn_operand): Delete. All callers changed to use
11007 register_no_elim_operand.
11008 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
11010 (function_arg): Use it to generate the call's operand 2.
11011 (bfin_longcall_p): New function.
11012 (bfin_expand_call): Extra arg "cookie". All callers and declaration
11013 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
11014 determine if the address needs to be in a REG.
11015 (bfin_handle_longcall_attribute): New function.
11016 (bfin_attribute_table): Add "longcall" and "shortcall".
11017 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
11018 (CUMULATIVE_ARGS): New member call_cookie.
11019 (PREDICATE_CODES): Add symbol_ref_operand.
11020 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
11021 extra USE to the pattern.
11022 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
11023 New patterns, split off call_insn, sibcall_insn, call_value_insn and
11024 sibcall_value_insn; now the new patterns handle direct calls and the
11025 old ones indirect calls.
11026 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
11028 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11030 * doc/trouble.texi: Update section on handling of empty loops.
11032 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
11034 * config.gcc: Remove support for sparc-*-openbsd*,
11035 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
11037 * config.host: Remove support for i860-*-sysv4* as a host.
11038 * config/i860/*, config/ip2k/*, config/ns32k/*,
11039 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
11040 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
11041 mention obsolete ports.
11043 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
11045 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
11046 soft frame pointer.
11047 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
11048 of frame_pointer_rtx.
11049 (sh_expand_epilogue): Likewise.
11050 (sh_set_return_address): Likewise.
11051 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
11052 instead of FRAME_POINTER_REGNUM if needed. Add elimination
11053 offsets from FRAME_POINTER_REGNUM.
11054 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
11055 (sh_register_names): Add initializer for sfp.
11056 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
11057 (VALID_REGISTER_P): Likewise.
11058 (FIRST_PSEUDO_REGISTER): Update.
11059 (DWARF_FRAME_REGISTERS): Define.
11060 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
11061 (HARD_FRAME_POINTER_REGNUM): Define.
11062 (FRAME_POINTER_REGNUM): Redefine.
11063 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
11064 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
11065 from FRAME_POINTER_REGNUM.
11066 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
11067 FRAME_POINTER_REGNUM.
11068 (REG_CLASS_CONTENTS): Add sfp.
11069 (REG_ALLOC_ORDER): Likewise.
11070 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
11071 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
11072 of frame_pointer_rtx.
11073 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11075 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
11077 * fold-const.c (tree_expr_nonnegative_p): Only return true for
11078 ABS_EXPR when flag_wrapv is false because of INT_MIN.
11079 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
11081 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
11084 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
11086 Make CONSTRUCTOR use VEC to store initializers.
11087 * c-common.c (complete_array_type): Update to cope with VEC in
11089 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
11090 (pp_c_constructor_elts): New function.
11091 * c-pretty-print.h (pp_c_constructor_elts): Declare.
11092 * c-typeck.c (build_function_call, build_c_cast, digest_init,
11093 struct constructor_stack, struct initializer_stack,
11094 constructor_elements, push_init_level, pop_init_level,
11095 add_pending_init, find_init_member, output_init_element): Update to
11096 cope with VEC in CONSTRUCTOR_ELTS.
11097 * coverage.c (build_fn_info_value, build_ctr_info_value,
11098 build_gcov_info): Likewise.
11099 * expr.c (categorize_ctor_elements_1, store_constructor,
11100 expand_expr_real_1): Likewise.
11101 * fold-const.c (fold_ternary): Likewise.
11102 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
11103 gimplify_init_constructor, gimplify_expr): Likewise.
11104 * tree-dump.c (dequeue_and_dump): Likewise.
11105 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
11107 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
11109 * tree-sra.c (generate_element_init_1): Likewise.
11110 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
11111 * tree-ssa-operands.c (get_expr_operands): Likewise.
11112 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
11113 * tree-vect-transform.c (vect_get_vec_def_for_operand):
11114 (get_initial_def_for_reduction): Likewise.
11115 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
11116 value handle in annotations.
11117 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
11118 tree_node_structure): Add support for constr_kind.
11119 (build_vector_from_ctor, build_constructor_single,
11120 build_constructor_from_list): New functions.
11121 (build_constructor): Update to take a VEC instead of a TREE_LIST.
11122 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
11123 Update to cope with VEC in CONSTRUCTOR_ELTS.
11124 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
11125 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
11126 CONSTRUCTOR_APPEND_ELT): New macros.
11127 (struct constructor_elt, struct tree_constructor): New data types.
11128 (union tree_node): Add tree_constructor field.
11129 * treestruct.def: Define TS_CONSTRUCTOR.
11130 * varasm.c (const_hash_1, compare_constant, copy_constant,
11131 compute_reloc_for_constant, output_addressed_constants,
11132 initializer_constant_valid_p, output_constant,
11133 array_size_for_constructor, output_constructor): Update to cope with
11134 VEC in CONSTRUCTOR_ELTS.
11135 * vec.h (VEC_empty, VEC_copy): New macros.
11137 2005-07-19 Devang Patel <dpatel@apple.com>
11139 * dbxout.c (dbxout_type): Check Objective-C++ lang.
11141 2005-07-19 Richard Henderson <rth@redhat.com>
11144 * gimplify.c (gimplify_expr): Use main variant type for the temp
11145 destination for a discarded volatile read.
11146 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
11147 casts between non-void types that change volatility.
11149 2005-07-15 DJ Delorie <dj@redhat.com>
11151 * toplev.h: Add comment about the first parameter for warning().
11152 * errors.h: Likewise.
11154 * c.opt (Wpragmas): New.
11155 * doc/invoke.texi: Document it.
11157 * function.c (do_warn_unused_parameter): Add warning control to
11159 * c-decl.c (warn_if_shadowing): Likewise.
11160 * c-lex.c (cb_def_pragma): Likewise.
11161 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
11162 (pop_alignment): Likewise.
11163 (handle_pragma_pack): Likewise.
11164 (apply_pragma_weak): Likewise.
11165 (handle_pragma_weak): Likewise.
11166 (handle_pragma_redefine_extname): Likewise.
11167 (add_to_renaming_pragma_list): Likewise.
11168 (handle_pragma_extern_prefix): Likewise.
11169 (maybe_apply_renaming_pragma): Likewise.
11170 (handle_pragma_visibility): Likewise.
11172 * config/c4x/c4x-c.c (BAD): Likewise.
11173 (c4x_parse_pragma): Likewise.
11174 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
11175 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
11176 (rs6000_pragma_longcall): Likewise.
11177 * config/v850/v850-c.c (pop_data_area): Likewise.
11178 (ghs_pragma_section): Likewise.
11179 (ghs_pragma_section): Likewise.
11180 (ghs_pragma_interrupt): Likewise.
11181 (ghs_pragma_starttda): Likewise.
11182 (ghs_pragma_startsda): Likewise.
11183 (ghs_pragma_startzda): Likewise.
11184 (ghs_pragma_endtda): Likewise.
11185 (ghs_pragma_endsda): Likewise.
11186 (ghs_pragma_endzda): Likewise.
11188 2005-07-19 Danny Berlin <dberlin@dberlin.org>
11189 Kenneth Zadeck <zadeck@naturalbridge.com>
11191 * Makefile.in: Removed tree-promote-statics.c
11192 * tree-promote-statics.c: Removed.
11193 * common.opt: Removed flag-promote-statics.
11195 * passes.c: Removed tree-promote-statics pass.
11196 * tree-pass.h: Ditto.
11197 * timevar.def: Removed TV_PROMOTE_STATICS.
11200 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
11202 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
11204 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
11206 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11209 * c-common.c (check_function_arguments): Call
11210 'check_function_format' if either -Wformat or
11211 -Wmissing-format-attribute are specified.
11212 * c-format.c (check_function_format): Check -Wformat before
11213 calling 'check_format_info'.
11214 * c-opts.c (c_common_post_options): Don't warn for
11215 -Wmissing-format-attribute without -Wformat.
11216 * c-typeck.c (convert_for_assignment): Detect additional cases for
11217 -Wmissing-format-attribute.
11218 * doc/invoke.texi (-Wmissing-format-attribute): Document new
11221 2005-07-19 Richard Guenther <rguenther@suse.de>
11223 * config/i386/i386.md (lrint<mode>2): Use temporary
11224 instead of clobbering non-existent memory.
11226 2005-07-19 Nick Clifton <nickc@redhat.com>
11228 * config/avr/avr.c (legitimate_address_p): Fix debugging print
11229 statement to avoid displaying ASCII control characters.
11231 2005-07-19 Ben Elliston <bje@au.ibm.com>
11233 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
11234 * cfganal.c (find_edge_index): Ditto.
11235 * combine.c (combine_instructions): Ditto.
11236 * ddg.c (create_scc): Ditto.
11237 (find_successors): Ditto.
11238 (find_predecessors): Ditto.
11239 (find_nodes_on_paths): Ditto.
11240 (longest_simple_path): Ditto.
11241 * flow.c (update_life_info): Ditto.
11242 (count_or_remove_death_notes): Ditto.
11243 (clear_log_links): Ditto.
11244 * modulo-sched.c (generate_reg_moves): Ditto.
11245 (find_max_asap): Ditto.
11246 (find_max_hv_min_mob): Ditto.
11247 (find_max_dv_min_mob): Ditto.
11248 * sbitmap.c (sbitmap_first_set_bit): Ditto.
11249 * sched-rgn.c (extract_edgelst): Ditto.
11250 * tree-into-ssa.c (prepare_names_to_update): Ditto.
11251 (dump_update_ssa): Ditto.
11252 (ssa_names_to_replace) Ditto.
11253 (switch_virtuals_to_full_rewrite): Ditto.
11254 (update_ssa): Ditto.
11255 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11257 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
11259 Fix PR tree-optimization/22483
11261 * tree-complex.c (create_components): Use
11262 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
11263 * tree-flow-inline.h (fill_referenced_var_vec): New function.
11264 * tree-flow.h (safe_referenced_var_iterator): New structure.
11265 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
11266 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
11267 safe_referenced_var iterator.
11268 (add_type_alias): Ditto.
11270 2005-07-19 Steven Bosscher <stevenb@suse.de>
11272 * loop-init.c (rest_of_handle_loop2): Remove.
11273 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
11274 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
11275 (pass_rtl_loop_init, pass_rtl_loop_done,
11276 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
11277 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
11278 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
11279 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
11280 pass_tree_loop_done, and pass_tree_unswitch.
11281 (gate_loop): Rename to gate_tree_loop.
11282 * passes.c (init_optimization_passes): Update for renamed tree
11283 loop passes. Add the new loop2 passes as subpasses of loop2.
11284 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
11285 Update for the renamed tree loop passes.
11287 2005-07-18 Ian Lance Taylor <ian@airs.com>
11289 PR middle-end/22057
11290 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
11291 blocks when optimizing.
11293 2005-07-18 Steve Ellcey <sje@cup.hp.com>
11295 * common.opt (frename-registers): Initialize to 2.
11297 (fgcse-after-reload): Ditto.
11298 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
11299 (process_options): Only change flag_web, flag_rename_registers,
11300 and flag_rerun_cse_after_loop if not explicitly set by user.
11302 2005-07-18 Jan Beulich <jbeulich@novell.com>
11304 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
11305 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
11306 in 64-bit mode the same as DImode in 32-bit mode.
11307 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
11308 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
11309 mode. Add new mode parameter.
11310 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
11311 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
11312 x86_64_shift_adj): New expanders.
11313 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
11314 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
11316 Respective new splitters. Use renamed shift splitter helpers in 32-bit
11317 DImode shift splitters.
11318 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
11319 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
11322 2005-07-18 Jan Beulich <jbeulich@novell.com>
11324 * i386.md (movdi_extzv_1): New.
11325 (zero_extendhidi2): Combine alternatives and never force use of
11327 (zero_extendqidi2): Likewise. Don't restrict input selection.
11329 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11331 Fix PR tree-optimization/22531
11332 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
11335 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11337 * tree-promote-statics.c (pass_promote_statics): Change dump file
11340 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11342 * tree-optimize.c (init_tree_optimization_passes): Add
11343 pass_eliminate_useless_stores pass.
11344 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
11345 * tree-ssa-pre.c (is_copy_stmt): New function.
11346 (follow_copies_till_vuse): Ditto.
11347 (do_eustores): Ditto.
11348 (gate_eustores): Ditto.
11350 2005-07-16 Richard Henderson <rth@redhat.com>
11352 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
11354 2005-07-16 Danny Berlin <dberlin@dberlin.org>
11355 Kenneth Zadeck <zadeck@naturalbridge.com>
11357 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
11358 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
11359 ipa-type-escape.h, tree-promote-statics.c
11360 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
11361 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
11362 tree-promote-statics.c: new files.
11363 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
11364 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
11365 int nonlocal_set_p, mark_constant_function): Deleted.
11366 (rest_of_handle_cfg): Removed call to mark_constant_function.
11367 (nonoverlapping_component_refs_p): Added calls to support
11368 type based aliasing.
11369 * tree-ssa-alias.c (may_alias_p,
11370 compute_flow_insensitive_aliasing): Ditto.
11371 * calls.c (flags_from_decl_or_type): Removed reference to
11373 * c-typeck.c (convert_arguments): Make builtins tolerant of having
11374 too many arguments. This is necessary for Spec 2000.
11375 * cgraph.h (const_function, pure_function): Removed.
11376 * common.opt: Added "fipa-pure-const", "fipa-reference",
11377 "fipa-type-escape", and "ftree-promote-static".
11379 * passes.c: Added ipa and tree-promote-statics passes.
11380 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
11381 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
11382 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
11383 * tree-flow.h: Added exposed sra calls and addition of
11384 reference_vars_info field for FUNCTION_DECLS.
11385 * tree-pass.h: Added passes.
11386 * tree-sra.c: (sra_init_cache): New function.
11387 (sra_insert_before, sra_insert_after) Made public.
11388 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
11390 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
11391 aliasing. (may_alias_p): Added code to use type escape analysis to
11392 improve alias sets.
11393 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
11394 code to prune clobbers of static variables based on information
11395 produced in ipa-reference pass. Changed call clobbering so that
11396 statics are not marked as clobbered if the call does not clobber
11399 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
11401 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
11404 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11406 * doc/install.texi (*-*-solaris2*): Document recommended version
11407 of GNU binutils and mention GNU linker problem on Solaris 10.
11409 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
11412 * c-decl.c (c_build_bitfield_integer_type): New function.
11413 (finish_struct): Call it.
11414 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
11416 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11418 * c-typeck.c (digest_init): Call 'convert_for_assignment'
11421 2005-07-16 Jan Hubicka <jh@suse.cz>
11423 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
11424 (scale_bbs_frequencies_int): Watch roundoff errors.
11425 * predict.c (return_prediction): Initialize return_stmt.
11427 2005-07-16 Jan Hubicka <jh@suse.cz>
11429 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
11430 after RTL profiling.
11432 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
11434 PR middle-end/22398
11435 * fold-const.c (build_range_check): Convert high/low to etype
11436 if we are only comparing against exp.
11438 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
11440 Fix PR tree-optimization/22376
11441 * tree-ssa-structalias.c (build_constraint_graph): We really meant
11443 (need_to_solve): New function.
11444 (compute_points_to_sets): Use it.
11446 2005-07-15 Jan Hubicka <jh@suse.cz>
11448 * cfg.c (update_bb_profile_for_threading): More diagnostic.
11449 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
11451 2005-07-15 Richard Guenther <rguenther@suse.de>
11453 * c-common.c (handle_flatten_attribute): New function.
11454 Add flatten function attribute.
11455 * doc/extend.texi: Document flatten function attribute.
11456 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
11457 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
11459 (cgraph_decide_inlining): Handle functions with flatten
11462 2005-07-14 David Edelsohn <edelsohn@gnu.org>
11464 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
11465 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
11466 UNSPEC_XCHG, UNSPEC_AND): New.
11467 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
11468 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
11469 * config/rs6000/sync.md (FETCHOP): New code macro.
11470 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
11472 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
11473 (sync_compare_and_swap<mode>): Same.
11474 (sync_lock_test_and_set<mode>): Same.
11475 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
11476 for QImode and HImode, and not PPC405.
11477 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
11478 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
11479 (sync_<fetchop>{si,di}_internal): New.
11480 (sync_nand{si,di}_internal): New.
11481 (sync_old_<fetchop>{si,di}_internal): New.
11482 (sync_old_nand{si,di}_internal): New
11483 (sync_new_<fetchop>{si,di}_internal): New.
11484 (sync_new_nand{si,di}_internal): New.
11485 (atomic_and{si,di}): New.
11486 (sync_new_nand{si,di}_internal): New.
11487 (atomic_and{si,di}): New.
11488 (sync_add<mode>_internal): Delete.
11489 (sync_addshort_internal): Use unspec instead of unspec_volatile.
11490 (sync_sub<mode>_internal): Delte.
11491 (sync_subshort_internal): New.
11492 (sync_andsi_internal): Use unspec instead of unspec_volatile.
11493 (sync_anddi_internal): Delete.
11494 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
11495 (sync_booldi_internal): Delete.
11496 (sync_boolc<mode>_internal): Delete.
11497 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
11498 (sync_boolc<mode>_internal2): Delete.
11499 (sync_boolcc<mode>_internal): Delete.
11500 (isync, lwsync): Use unspec instead of unspec_volatile.
11501 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
11502 Revert UNSPEC_VOLATILE.
11503 (rs6000_split_atomic_op): New.
11504 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
11506 2005-07-14 Eric Christopher <echristo@redhat.com>
11508 * config/mips/mips.c (mips_canonicalize_comparison): Cast
11509 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
11511 2005-07-14 Eric Christopher <echristo@redhat.com>
11513 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
11515 2005-07-14 Steven Bosscher <stevenb@suse.de>
11517 PR tree-optimization/22230
11518 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
11519 the computation of the four cross productions for "range op range".
11521 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
11522 Ulrich Weigand <uweigand@de.ibm.com>
11525 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
11528 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
11530 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
11532 2005-07-14 Steve Ellcey <sje@cup.hp.com>
11534 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
11536 2005-07-14 Richard Guenther <rguenther@suse.de>
11538 PR middle-end/22347
11539 * config/i386/i386-protos.h (ix86_function_value): Change
11540 prototype to match new target hook.
11541 * config/i386/i386.c (ix86_value_regno): Change prototype
11542 to take extra type argument.
11543 (TARGET_FUNCTION_VALUE): Define.
11544 (ix86_function_ok_for_sibcall): Pass extra argument to
11545 ix86_value_regno, check return slot rtx for exact match.
11546 (ix86_function_value): Take extra parameter. Dispatch to
11547 ix86_value_regno with fndecl/fntype as provided.
11548 (ix86_value_regno): Handle extra type argument.
11549 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
11551 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
11552 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
11553 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
11554 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
11555 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
11557 2005-07-14 Richard Guenther <rguenther@suse.de>
11559 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
11560 * calls.c (expand_call): Pass fntype to hard_function_value.
11561 (emit_library_call_value_1): Likewise.
11562 * explow.c: Include target.h.
11563 (hard_function_value): Take extra argument, the fntype.
11564 Use new target hook for function_value.
11565 * expr.h (hard_function_value): Change prototype.
11566 * function.c (aggregate_value_p): Pass 0 as fntype to
11567 hard_function_value.
11568 (assign_parms): Use new target hook for function_value.
11569 Pass 0 as fntype to hard_function_value.
11570 (expand_function_end): Likewise.
11571 * reg-stack.c: Include target.h.
11572 (stack_result): Use new target hook for function_value.
11573 * target-def.h: New target hook function_value.
11574 * target.h: Likewise.
11575 * targhooks.c (default_function_value): New function.
11576 * targhooks.h (default_function_value): Declare.
11578 2005-07-13 Ian Lance Taylor <ian@airs.com>
11580 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
11582 2005-07-14 Jan Hubicka <jh@suse.cz>
11584 * tree-dfa.c (dump_variable): Use default_def function.
11585 * tree-ssa-alias.c (dump_points_to_info): Likewise.
11586 * tree-ssa.c (verify_use): Likewise.
11587 * tree-ssanames.c (release_ssa_name): Likewise.
11588 * tree-tailcall.c (eliminate_tail_call): Likewise.
11589 (tree_optimize_tail_calls_1): Likewise.
11590 * tree-vrp.c (get_value_range): Likewise.
11592 2005-07-14 Ben Elliston <bje@au.ibm.com>
11594 * gcc.c (main): Compare language[0] with '*' when iterating over
11597 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11599 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
11600 "s390_emit_compare". Add handling of CCZ1mode.
11601 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
11602 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
11604 (s390_branch_condition_mask): Add CCZ1mode handling.
11605 * config/s390/s390.md: ("seq", "*seq"): New pattern.
11606 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
11607 Use CCZ1mode instead of CCZmode.
11608 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
11610 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11612 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
11614 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
11616 2005-07-13 Eric Christopher <echristo@redhat.com>
11618 * config/mips/mips.c (mips_canonicalize_comparison): New.
11619 (mips_emit_int_relational): Use.
11621 2005-07-13 Eric Christopher <echristo@redhat.com>
11623 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11624 static extra parts.
11625 * config/s390/s390.md: Include tpf.md. Move tpf specific
11627 * config/s390/tpf.md: To here.
11628 * config/s390/s390.opt: Move tpf specific options...
11629 * config/s390/tpf.opt: to here. Add mmain option.
11630 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11631 * config/s390/tpf.h: Rewrite.
11633 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11635 * doc/tm.texi: Remove @xref{Cross-profiling}.
11637 2005-07-13 Jeff Law <law@redhat.com>
11639 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
11640 expressions, test their _DECL operands for pointer equality rather
11641 than using operand_equal_p.
11643 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11645 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
11646 (TARGET_POSIX_IO): This.
11647 * config/darwin.h: Likewise.
11648 * config/freebsd.h: Likewise.
11649 * config/linux.h: Likewise.
11650 * config/lynx.h: Likewise.
11651 * config/netbsd.h: Likewise.
11652 * config/rs6000/linux64.h: Likewise.
11653 * config/rs6000/linux.h: Likewise.
11654 * config/s390/tpf.h: Likewise.
11655 * config/sh/embed-elf.h: Likewise.
11656 * config/sparc/linux64.h: Likewise.
11657 * config/sparc/linux.h: Likewise.
11658 * config/svr4.h: Likewise.
11659 * gcov-io.h: Likewise.
11661 * doc/tm.texi: Updated.
11663 * libgcov.c (create_file_directory): Defined only if
11664 TARGET_POSIX_IO is defined.
11665 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
11668 2005-07-13 Jan Hubicka <jh@suse.cz>
11670 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
11672 2005-07-13 David Edelsohn <edelsohn@gnu.org>
11674 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
11675 structure as argument.
11677 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
11679 PR tree-optimization/21921
11680 * tree-iterator.c (tsi_link_before): Support the case when
11681 tsi_end_p (tsi) == true.
11683 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11685 PR tree-optimization/22442
11686 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
11689 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11691 PR rtl-optimization/20376
11692 * toplev.c (process_options): Enable -fweb and -frename-registers when
11694 * doc/invoke.texi: Update the information about when -fweb and
11695 -frename-registers are enabled.
11697 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11700 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
11701 if *rhs_p is not a SSA_NAME.
11703 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
11705 Fix PR tree-optimization/22422
11706 * tree-ssa-structalias.c (struct variable_info): Add flag for
11708 (get_varinfo): Now a static function.
11709 (new_varinfo): init has_union and is_special_var to false.
11710 (solution_set_add): Check has_union.
11711 (do_da_constraint): Move temporary variable so it gets reset
11713 Also check for special variable.
11714 (do_ds_constraint): Ditto.
11715 (do_sd_constraint): Ditto.
11716 (do_structure_copy): Check for special variable.
11717 (find_func_aliases): Ditto.
11718 (init_base_vars): Set special vars properly.
11720 2005-07-13 Jan Hubicka <jh@suse.cz>
11722 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
11725 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
11726 (get_expr_operands): Fix thinko wrt flags and subvars.
11728 PR tree-optimize/22379
11729 * tree-inline.c (expand_call_inline): Do not output sorry in early
11732 2005-07-12 Dale Johannesen <dalej@apple.com>
11734 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
11736 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11739 * host-linux.h: Include limits.h.
11741 2005-07-12 Dale Johannesen <dalej@apple.com>
11743 * expr.c (compress_float_constant): Add cost check.
11744 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
11746 2005-07-12 Dale Johannesen <dalej@apple.com>
11748 * gcc.target/i386/compress-float-sse.c: New.
11749 * gcc.target/i386/compress-float-sse-pic.c: New.
11750 * gcc.target/i386/compress-float-387.c: New.
11751 * gcc.target/i386/compress-float-387-pic.c: New.
11752 * gcc.dg/compress-float-ppc.c: New.
11753 * gcc.dg/compress-float-ppc-pic.c: New.
11755 2005-07-12 Eric Christopher <echristo@redhat.com>
11757 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11758 static extra parts.
11759 * config/s390/s390.md: Include tpf.md. Move tpf specific
11761 * config/s390/tpf.md: To here.
11762 * config/s390/s390.opt: Move tpf specific options...
11763 * config/s390/tpf.opt: to here. Add mmain option.
11764 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11765 * config/s390/tpf.h: Rewrite.
11767 2005-07-12 Eric Christopher <echristo@redhat.com>
11769 * gcc.c (struct infile): Update comment for language.
11770 (main): Rewrite input file resetting code.
11772 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11775 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11776 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11777 (lookup_avail_expr): Use constant_boolean_node instead
11778 of boolean_false_node/boolean_true_node.
11780 2005-07-12 Ben Elliston <bje@au.ibm.com>
11782 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11783 and use it when printing num_edges.
11785 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11787 * doc/extend.texi (Blackfin Built-in Functions): New section.
11788 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11791 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11793 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11794 s/cmpstrsi/cmpstrnsi
11795 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11797 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11798 (init_optabs): Initialize cmpstrn_optab.
11799 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11800 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11801 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11802 * config/i386/i386.md: s/cmpstr/cmpstrn
11803 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11804 * doc/md.texi: Update documentation.
11806 2005-07-11 Richard Henderson <rth@redhat.com>
11808 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11809 build_va_arg_indirect_ref.
11810 (alpha_gimplify_va_arg): Likewise.
11811 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11812 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11813 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11814 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11815 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11816 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11818 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11820 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11822 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11823 * passes.c (init_optimization_passes): Add pass_empty_loop.
11824 * tree-pass.h (pass_empty_loop): Declare.
11825 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11826 try_remove_empty_loop, remove_empty_loops): New functions.
11827 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11828 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11830 2005-07-12 Peter Barada <peter@the-baradas.com>
11832 PR middle-end/16719
11833 PR middle-end/18421
11834 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11835 in address registers.
11836 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11837 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11838 alternative of addsi3_5200.
11840 2005-07-11 Ian Lance Taylor <ian@airs.com>
11842 * config/mips/mips.md (ffs<mode>2): Remove.
11844 2005-07-11 Ian Lance Taylor <ian@airs.com>
11846 * doc/tree-ssa.texi (Cleanups): Improve description of
11848 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11850 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11852 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11853 * tree.h (DECL_ARGUMENT_FLD): New macro.
11855 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11857 Fix PR tree-optimization/22404
11859 * tree-ssa-structalias.c (create_variable_info_for): Use
11862 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11864 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11865 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11866 for second comparison operand.
11867 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11869 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11870 (define_insn_reservation "alu"): Likewise.
11871 (csync, ssync): Now of type sync.
11872 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11873 -mcsync-anomaly -mspecld-anomaly.
11874 * config/bfin/bfin.opt (mcsync): Remove.
11875 (mcsync-anomaly, mspecld-anomaly): Add.
11876 * config/bfin/bfin.c: Include "insn-codes.h".
11877 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11878 (TARGET_DEFAULT_TARGET_FLAGS): New.
11879 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11881 2005-07-11 Steven Bosscher <stevenb@suse.de>
11883 * basic-block.h: Give the BB flags enum a name, bb_flags.
11884 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11885 * cfgcleanup.c (enum bb_flags): Remove here.
11886 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11887 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11888 (update_forwarder_flag): Likewise.
11889 (thread_jump): Likewise.
11890 (try_forward_edges): Likewise.
11891 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11892 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11893 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11895 2005-07-11 Richard Guenther <rguenther@suse.de>
11897 * config/i386/i386.opt: New target option -msseregparm.
11898 * config/i386/i386.c (override_options): Error out for
11899 -msseregparm but no SSE support.
11900 (ix86_function_sseregparm): Check for global sseregparm.
11901 * doc/invoke.texi: Document -msseregparm.
11903 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11905 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11906 (m32rle-*-linux*): Ditto.
11908 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11910 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11911 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11914 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11916 PR middle-end/22239
11918 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11919 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11921 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11923 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11924 (varmap): Heapify varmap.
11925 (constraints): Heapify constraints.
11926 (struct constraint_graph): Heapify succs and preds.
11927 (constraint_vec_find): Update for heapification.
11928 (constraint_set_union): Ditto.
11929 (insert_into_complex): Ditto.
11930 (constraint_edge_vec_find): Ditto.
11931 (erase_graph_self_edge): Ditto.
11932 (add_graph_edge): Ditto.
11933 (get_graph_weights): Ditto.
11934 (merge_graph_nodes): Ditto.
11935 (build_constraint_graph): Ditto.
11936 (topo_visit): Ditto.
11937 (solve_graph): Ditto.
11938 (create_variable_info_for): Ditto.
11939 (init_base_vars): Ditto.
11940 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11941 (condese_varmap_nodes): Free complex vector.
11942 (clear_edges_for_node): Clear succs and preds vector.
11944 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11946 * tree-ssa-structalias.c (update_alias_info): Change counting of
11947 references to not include vdefs.
11949 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11951 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11952 (up_insert): Ditto.
11954 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11956 * pa.c (pa_commutative_p): Make PLUS commutative when
11957 TARGET_NO_SPACE_REGS is true.
11959 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11961 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11962 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11963 * tree-dfa.c (dump_subvars_for): New.
11964 (debug_subvars_for): New.
11965 (dump_variable): Show subvariables if VAR has them.
11966 * tree-flow-inline.h (get_subvar_at): New.
11967 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11968 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11970 (struct subvar): Change fields offset and size to unsigned
11972 (dump_subvars_for): Declare.
11973 (debug_subvars_for): Declare.
11974 (get_subvar_at): Declare.
11975 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11976 to unsigned HOST_WIDE_INT *.
11977 (overlap_subvar): Likewise.
11978 * tree-gimple.c (is_gimple_reg): Always return false for
11979 SFTs and memory tags.
11980 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11981 Update all callers.
11982 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11983 (compute_may_aliases): Call compute_points_to_sets.
11984 (collect_points_to_info_for): Remove.
11985 (compute_points_to_and_addr_escape): Remove.
11986 (delete_alias_info): Call delete_points_to_sets.
11987 (compute_flow_sensitive_aliasing): If the call to
11988 find_what_p_points_to returns false, call set_pt_anything.
11989 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11990 (set_pt_anything): Clear pi->pt_vars.
11991 (set_pt_malloc): Remove.
11992 (merge_pointed_to_info): Remove.
11993 (add_pointed_to_expr): Remove.
11994 (add_pointed_to_var): Remove.
11995 (collect_points_to_info_r): Remove.
11996 (is_escape_site): Make extern.
11998 (create_overlap_variables_for): Call it.
11999 * tree-ssa-copy.c (merge_alias_info): Never merge
12000 flow-sensitive alias information.
12001 * tree-ssa-operands.c (get_expr_operands): Adjust variables
12002 offset and size to be unsigned HOST_WIDE_INT.
12003 (add_to_addressable_set): Rename from note_addressable.
12004 Set TREE_ADDRESSABLE as the variables are added to the set.
12006 (add_stmt_operand): Do not try to micro-optimize unmodifiable
12007 operands into VUSEs when adding V_MAY_DEFs for members in an
12009 * tree-ssa-operands.h (add_to_addressable_set): Declare.
12010 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
12011 (struct variable_info): Add bitfield is_heap_var.
12012 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
12013 (new_var_info): Initialize is_heap_var.
12014 (get_constraint_for): Add HEAP variables to the symbol table.
12015 Mark them with is_heap_var.
12016 (update_alias_info): New. Taken mostly from the old
12017 compute_points_to_and_addr_escape.
12018 (handle_ptr_arith): New.
12019 (find_func_aliases): Call update_alias_info.
12020 Call handle_ptr_info for tcc_binary expressions.
12021 Call mark_stmt_modified.
12022 (create_variable_info_for): If DECL has subvars, do not create
12023 variables for its subvars. Always add all the fields.
12024 (set_uids_in_ptset): If the solution includes ANYOFFSET and
12025 SFTs, then add all the SFTs of the structure.
12026 If VI->DECL is an aggregate with subvariables, add the SFT at
12028 (find_what_p_points_to): If VI is an artificial variable,
12029 translate to bitfields in SSA_NAME_PTR_INFO.
12030 If the solution is empty, set pi->pt_vars to NULL
12031 (init_base_vars): Create ANYOFFSET.
12032 (compute_points_to_sets): Rename from create_alias_vars.
12034 (pass_build_pta): Remove.
12035 (delete_points_to_sets): Rename from delete_alias_vars.
12036 (pass_del_pta): Remove.
12037 * tree-ssa-structalias.h (struct alias_info): Move from
12039 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
12040 NUM_REFERENCES_SET): Likewise.
12041 (compute_points_to_sets, delete_points_to_sets): Declare.
12043 2005-07-09 Richard Henderson <rth@redhat.com>
12045 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
12046 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
12047 alpha_split_lock_test_and_set_12): New functions.
12048 * config/alpha/alpha-protos.h: Update.
12049 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
12050 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
12051 * config/alpha/sync.md (I12MODE): New.
12052 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
12053 (sync_<fetchop_name><I48MODE>): Likewise.
12054 (sync_nand<I48MODE>): Likewise.
12055 (sync_old_<fetchop_name><I48MODE>): Likewise.
12056 (sync_new_<fetchop_name><I48MODE>): Likewise.
12057 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
12058 (sync_compare_and_swap<I48MODE>): Likewise.
12059 (sync_lock_test_and_set<I48MODE>): Likewise.
12060 (sync_compare_and_swap<I12MODE>): New.
12061 (sync_compare_and_swap<I12MODE>_1): New.
12062 (sync_lock_test_and_set<I12MODE>): New.
12063 (sync_lock_test_and_set<I12MODE>_1): New.
12065 2005-07-09 Diego Novillo <dnovillo@redhat.com>
12069 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
12071 2005-07-09 Jakub Jelinek <jakub@redhat.com>
12073 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
12074 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
12076 2005-07-09 Richard SAndiford <richard@codesourcery.com>
12079 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
12081 2005-07-08 David Edelsohn <edelsohn@gnu.org>
12083 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
12084 memory_operand constraint.
12085 (store_conditional_<mode>): Same.
12086 (sync_compare_and_swap<mode>): Same.
12087 (sync_lock_test_and_set<mode>): Same.
12089 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
12091 Rewrite PIC support to more closely model actual instructions.
12092 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
12093 (cris_symbol): Remove prototypes for removed functions.
12094 (cris_pic_symbol_type_of, cris_valid_pic_const)
12095 (cris_expand_pic_call_address): Prototypes for new functions.
12096 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
12098 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
12100 <case ':'>: Add case for new punctuation character.
12101 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
12102 emitting (extra) PIC modifier.
12103 <case UNSPEC>: Do not assert for PLT.
12104 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
12105 (cris_expand_prologue, cris_expand_epilogue): Check
12106 for pic_offset_table_rtx usage instead of taking
12107 current_function_uses_pic_offset_table as the final word.
12108 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
12109 Remove flag_pic difference.
12110 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
12111 the moral equivalents of...
12112 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
12114 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
12115 (cris_handle_option): Mark ARG as unused.
12116 (cris_expand_pic_call_address): New worker function for "call",
12118 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
12119 output PIC constructs here.
12120 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
12121 as symbol-specific modifers, not whole or part of operands.
12122 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
12123 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
12124 constants and flag_pic.
12125 (CONSTANT_INDEX_P): Adjust for new functions.
12126 (enum cris_pic_symbol_type): New helper type.
12127 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
12128 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
12129 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
12131 ("movsi"): Emit actual instructions for GOT and relative access.
12132 ("*movsi_got_load"): New pattern to set up the register holding
12134 ("*movsi_internal"): Operand 1 is not a plain general_operand.
12135 Adjust FIXME for 'S'.
12136 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
12137 Use "movs" for -fpic cases.
12138 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
12139 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
12140 ("call", "call_value"): Just call cris_expand_pic_call_address for
12142 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
12143 Remove special pattern.
12144 ("*expanded_call_side", "*expanded_call_value_side"): New
12146 (gotplt-to-plt, gotplt-to-plt-side-call)
12147 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
12149 * config/cris/cris/predicates.md
12150 ("cris_general_operand_or_gotless_symbol"): Remove unused
12152 ("cris_general_operand_or_symbol"): Adjust for new functions.
12154 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12156 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
12158 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
12160 * Makefile.in (TREE_H): Add treestruct.def.
12161 (c-decl.o): Add pointer-set.h
12162 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
12163 visibility on regular DECL's.
12164 (merge_decls): Fix the copying of decl nodes of various types for
12165 the new structures. Don't update RTL, section name, weak status,
12166 etc, on DECL's without RTL.
12167 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
12168 Don't check volatile on non-variable types.
12169 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
12170 to check whether we have seen arguments.
12171 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
12172 flag is checked before field (flag is common, field is not).
12173 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
12174 TS_DECL_COMMON could have an origin.
12175 (add_location_or_const_value_attribute): Don't check section name
12176 on non-var/function decls.
12177 (dwarf2out_var_location): Reverse order of tests.
12178 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
12179 with DECL_WRTL_CHECK.
12180 * expmed.c (make_tree): rtl is now in decl_with_rtl.
12181 * fold-const.c (fold_binary): Don't check weakness on
12182 non-var/function decls.
12183 (tree_expr_nonzero_p): Ditto.
12184 (fold_checksum_tree): Use tree_decl_extra as sizeof
12186 * ggc-page.c (extra_order_size_table): Add sizes for
12187 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
12189 * gimplify.c (gimplify_bind_expr): Only set
12190 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
12191 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
12193 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
12194 * langhooks.h (init_ts). New langhook.
12195 * passes.c (rest_of_decl_compilation): Reverse order of tests.
12196 * print-tree.c (print_node): Update to only print fields that
12197 exist in the structures the passed decl has.
12198 * toplev.c (wrapup_global_declarations): Don't reset
12199 DECL_DEFER_OUTPUT on DECL's that don't contain it.
12200 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
12201 * tree-inline.c (remap_decl): Ditto.
12202 * tree-outof-ssa.c (create_temp): Reverse order of tests.
12203 * tree-pretty-print.c (print_declaration): Don't print
12204 DECL_REGISTER on things that don't contain it.
12205 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
12206 non-var/function decls.
12207 * tree.c (tree_contains_struct): New structure.
12208 (init_priority_for_decl): New hashtable.
12209 (tree_int_map): New structure.
12210 (tree_int_map_eq): New function.
12211 (tree_int_map_marked_p): Ditto.
12212 (tree_int_map_hash): Ditto.
12213 (tree_map): Move to tree.h.
12214 (tree_map_eq): Externalize.
12215 (tree_map_hash): Ditto.
12216 (tree_map_marked_p): Ditto.
12217 (init_ttree): Set up tree_contains_struct and call langhook.
12218 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
12219 (tree_code_size): Update for new structures.
12220 (tree_node_structure): Update for new structures.
12221 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
12223 (copy_node_stat): Copy init priority.
12224 (build_decl_stat): Ditto for visibility.
12225 (ts_enum_names): New.
12226 (tree_contains_struct_check_failed): New function.
12227 (decl_init_priority_lookup): Ditto.
12228 (decl_init_priority_insert): Ditto.
12229 * treestruct.def: New file.
12230 * tree.h (CODE_CONTAINS_STRUCT): New macro.
12231 (CONTAINS_STRUCT_CHECK): Ditto.
12232 (tree_contains_struct_check_failed): New prototype.
12233 (DECL_CHECK): Removed.
12234 (DECL_MINIMAL_CHECK): New.
12235 (DECL_COMMON_CHECK): Ditto.
12236 (DECL_WRTL_CHECK): Ditto.
12237 (DECL_NON_COMMON_CHECK): Ditto.
12238 (DECL_WITH_VIS_CHECK): Ditto.
12239 (VAR_OR_FUNCTION_DECL_P): Ditto
12240 (struct tree_decl_minimal): New structure.
12241 (struct tree_decl_common): Ditto.
12242 (struct tree_decl_with_rtl): Ditto.
12243 (struct tree_decl_with_vis): Ditto.
12244 (struct tree_decl_non_common): Ditto.
12245 (struct tree_field_decl): Ditto.
12246 (struct tree_parm_decl): Ditto.
12247 (struct tree_var_decl): Ditto.
12248 (struct tree_function_decl): Ditto.
12249 (struct tree_const_decl): Ditto.
12250 (struct tree_result_decl): Ditto.
12251 (union tree_node): Add new structures.
12252 * var-tracking.c (track_expr_p): Reverse order of tests.
12254 * doc/c-tree.texi: Add documentation on DECL node internal structure.
12256 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12258 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
12259 * system.h: Poison FINALIZE_PIC.
12260 * doc/tm.texi (FINALIZE_PIC): Remove.
12262 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12265 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
12266 to the correct type if we have a MODIFY_EXPR.
12268 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12270 PR tree-optimization/22360
12271 * tree.c (upper_bound_in_type): Fix calculations for casting
12272 to a non-wider signed type and casting a signed value to a
12273 wider unsigned type.
12274 (lower_bound_in_type): Fix calculations for casting to a
12275 non-wider signed type.
12277 PR tree-optimization/20139
12278 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
12280 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
12281 fold_cond_expr_cond.
12282 * tree-ssanames.c (release_defs): Assert in_ssa_p.
12283 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
12285 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12288 * tree-complex.c (expand_complex_libcall): Produce
12289 REALPART_EXPR/IMAGPART_EXPR with the correct type.
12291 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12293 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
12294 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
12295 b" assert and inserted fastpath code for this case.
12296 (bitmap_ior): Removed "a != b" assert.
12298 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12300 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
12301 (ENDFILE_SPEC): Likewise.
12302 * config/m32r/m32r.h (ASM_SPEC): Likewise.
12304 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
12305 a large stack frame at epilogue.
12307 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
12309 * final.c: Include sdbout.h when required.
12311 2005-07-07 Geoffrey Keating <geoffk@apple.com>
12313 * config.gcc (*-*-darwin*): Only one target-specific header file
12314 for generic darwin.
12315 (powerpc-*-darwin*): Add version-specific header files.
12316 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
12317 * config.in: Regenerate.
12318 * configure: Regenerate.
12319 * gcc.c: Include xregex.h.
12320 (version_compare_spec_function): New.
12321 (spec_function): Add version-compare.
12322 (replace_outfile_spec_function): Reformat comment.
12323 (compare_version_strings): New.
12324 * config/darwin-c.c (version_as_macro): New.
12325 (builtin_define): New.
12326 (darwin_cpp_builtins): New.
12327 * config/darwin-protos.h (darwin_cpp_builtins): New.
12328 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
12329 (LIB_SPEC): Make unconditional, update comment.
12330 (TARGET_C99_FUNCTIONS): Define.
12331 * config/darwin.opt: Sort.
12332 (mmacosx-version-min=): New.
12333 * config/darwin7.h: Delete.
12334 * config/darwin8.h: Delete.
12335 * config/i386/darwin.h (): Call darwin_cpp_builtins.
12336 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
12337 (TARGET_C99_FUNCTIONS): Define.
12338 * config/rs6000/darwin7.h: New.
12339 * config/rs6000/darwin8.h: New.
12340 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
12341 (-mmacosx-version-min): Document.
12343 2005-07-07 Ian Lance Taylor <ian@airs.com>
12345 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
12347 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
12349 PR middle-end/22239
12350 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
12352 2005-07-07 Khem Raj <kraj@mvista.com>
12354 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
12355 in bytes, not words.
12357 2005-07-07 Paul Brook <paul@codesourcery.com>
12359 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
12360 DEFAULT_FUNCTION_ARG_PADDING to upward.
12362 2005-07-07 Richard Henderson <rth@redhat.com>
12364 * function.c (locate_and_pad_parm): Record parameter alignment in
12365 stack_alignment_needed.
12367 2005-07-07 David Edelsohn <edelsohn@gnu.org>
12369 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
12370 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
12371 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
12372 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
12373 (define_attr "type"): Add isync, sync, load_l, store_c.
12374 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
12375 Create scratch volatile MEM.
12376 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
12378 (load_locked_<mode>): New.
12379 (store_conditional_<mode>): New.
12380 (sync_compare_and_swap<mode>): Replace with splitter.
12381 (sync_lock_test_and_set<mode>): Replace with splitter.
12382 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
12384 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
12385 is ics. Attribute isync.
12386 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
12388 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
12389 and UNSPECV_SYNC_OP.
12390 (emit_unlikely_jump): New.
12391 (emit_load_locked): New.
12392 (emit_store_conditional): New.
12393 (rs6000_split_compare_and_swap): New.
12394 (rs6000_split_lock_test_and_set): New.
12395 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
12396 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
12397 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
12398 rs6000_split_lock_test_and_set): Declare.
12399 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
12400 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
12401 store_c, isync, sync.
12403 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
12405 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
12406 filenames to gtyp-gen.h.
12407 (s-typ-gen): Use it in place of for loops.
12409 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
12411 * hooks.c (hook_bool_rtx_int_false): New function.
12412 * hooks.h (hook_bool_rtx_int_false): Declare.
12413 * target-def.h (TARGET_COMMUTATIVE_P): Define.
12414 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
12415 * target.h (struct gcc_target): Add commutative_p member.
12416 * targhooks.c (hook_bool_rtx_commutative_p): New function.
12417 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
12418 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
12419 (pa_commutative_p): New function.
12420 * jump.c (target.h): Include.
12421 (rtx_renumbered_equal_p): Use targetm.commutative_p.
12422 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
12424 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12426 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
12427 (s390_expand_setmem): New.
12428 * config/s390/s390.c: Likewise.
12429 (print_shift_count_operand): Truncate to 12 bits instead of 6.
12431 * config/s390/s390.md: ("setmem<mode>"): Accept character as
12432 general_operand. Call new function "s390_expand_setmem".
12433 ("clrmem_long", "*clrmem_long"): Rewrite to ...
12434 ("setmem_long", "*setmem_long"): ... this.
12436 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12438 * config/s390/s390.c: (optimization_options): Enable
12439 TARGET_MVCLE at -Os.
12440 * doc/invoke.texi: Document changes in default behaviour.
12441 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
12443 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12445 * expr.c: (set_storage_via_setmem): Convert opchar to mode
12446 defined by back-end.
12448 2005-07-07 Jakub Jelinek <jakub@redhat.com>
12450 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
12451 all sets in the pattern.
12452 * config/rs6000/rs6000.md (stack_protect_testsi,
12453 stack_protect_testdi): Likewise.
12455 2005-07-06 Jeff Law <law@redhat.com>
12457 * tree-vrp.c (simplify_using_ranges): Kill.
12458 (vrp_finalize): Remove call to simplify_using_ranges.
12459 (simplify_stmt_using_ranges): New function extracted from
12460 simplify_using_ranges.
12461 (simplify_div_or_mod_using_ranges): Likewise.
12462 (simplify_abs_using_ranges): Likewise.
12463 (simplify_cond_using_ranges): New function.
12464 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
12465 * tree-ssa-propagate.c (substitute_and_fold): Call
12466 simplify_stmt_using_ranges if we have range information.
12468 2005-07-06 James E. Wilson <wilson@specifixinc.com>
12470 * config/ia64/ia64.c (ia64_reorg): Check optimize before
12471 ia64_flag_schedule_isns2.
12473 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
12474 reading/writing general registers.
12475 (ia64_function_arg): Revert 2005-06-18 change.
12477 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12479 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
12480 (legitimize_tls_address): Use gcc_unreachable instead of abort.
12482 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
12484 * function.c (expand_function_end): Revert part of 2005-06-27
12485 patch. Do sjlj_emit_function_exit_after after return_label.
12487 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12489 * doc/install.texi (--disable-libssp): New.
12491 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
12493 * doc/invoke.texi: Update -fforce-mem documentation.
12494 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
12495 code for -fforce-mem.
12496 * expmed.c: (store_bit_field,store_fixed_bit_field,
12497 extract_bit_field): Ditto.
12498 * expr.c: (convert_move): Ditto.
12499 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
12500 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
12501 emit_conditional_add,expand_float,expand_fix): Ditto.
12502 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
12503 (common_handle_option): Issue warning when -fforce-mem specified.
12505 2005-07-06 Paul Brook <paul@codesourcery.com>
12507 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
12509 * configure: Regenerate.
12511 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
12513 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
12515 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
12517 Fix PR tree-optimization/22319
12518 Fix PR tree-optimization/22140
12519 Fix PR tree-optimization/22310
12521 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
12522 variable sized types.
12523 Use correct type for intermediate structure on *a = *b structure
12526 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12528 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
12530 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
12531 (machine_function): Move typedef to...
12532 * config/rs6000/rs6000.c (machine_function): ... here. Add
12533 varargs_save_offset field.
12534 (rs6000_stack_t): Remove varargs_size field.
12535 (setup_incoming_varargs): Allocate varargs save area using
12536 assign_stack_local, try to make it as small as possible.
12537 Save offset from virtual_stack_vars_rtx to the save area
12538 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
12539 instead of magic 8 when fp word byte size is used.
12540 (rs6000_va_start): Use cfun->machine->varargs_save_offset
12541 instead of -RS6000_VARARGS_SIZE.
12542 (rs6000_stack_info, debug_stack_info,
12543 rs6000_initial_elimination_offset): Remove all traces of
12545 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
12546 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
12547 RS6000_VARARGS_AREA.
12549 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
12551 PR tree-optimization/21963
12552 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
12553 constant_multiple_of in the same way get_computation_cost_at does.
12555 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12557 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
12558 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
12559 (gen_compare_reg): If sparc_compare_emitted is set, clear it
12560 and return its previous value.
12561 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
12562 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
12564 (stack_protect_set, stack_protect_test): New expanders.
12565 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
12566 stack_protect_testdi): New insns.
12567 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12568 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
12570 2005-07-06 Jeff Law <law@redhat.com>
12572 * tree-ssa-dce.c (cfg_altered): New global.
12573 (tree_dce_init): Initialize cfg_altered.
12574 (remove_dead_stmt): If we remove an edge in the CFG, then set
12576 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
12579 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12581 * Makefile.in (stamp-collect-ld): Use
12582 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
12583 ./collect-ld if it already exists.
12584 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
12585 Don't remove ./nm if it already exists.
12587 2005-07-05 Devang Patel <dpatel@apple.com>
12589 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
12590 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
12591 * tree-vectorizer.c (vect_loop_location): New.
12592 (vect_print_dump_info): Use vect_loop_location.
12593 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
12594 (vectorize_loops): Set vect_loop_location.
12595 * tree-vect-analyze.c (vect_analyze_offset_expr,
12596 vect_determin_vectorization_factor, vect_analyze_operations,
12597 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
12598 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
12599 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
12600 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
12601 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
12602 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
12603 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
12604 vect_analyze_loop): Adjust vect_print_dump_info API.
12605 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
12606 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
12607 vect_finish_stmt_generation, vectorizable_assignment,
12608 vectorizable_operation, vectorizable_store, vectorizable_load,
12609 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
12610 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
12611 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
12612 vect_transform_loop): Same.
12613 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
12614 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
12617 2005-07-05 Randolph Chung <tausq@debian.org>
12619 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
12620 * configure: Regenerate.
12621 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
12622 (pa_tls_referenced_p): Declare.
12623 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
12624 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
12625 (legitimize_tls_address): New.
12626 (hppa_legitimize_address): Handle TLS addresses.
12627 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
12628 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12629 (emit_move_sequence): Handle TLS addresses.
12630 (pa_encode_section_info): Call default handler to handle common
12632 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
12633 (CONSTANT_ADDRESS_P): Reject TLS operands.
12634 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
12635 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
12636 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
12637 (UNSPEC_TLSLE): Define new constants.
12638 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
12639 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
12640 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
12641 (tie_symbolic_operand, tle_symbolic_operand): New
12643 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
12645 * aclocal.m4: Update macros for autoconf 2.59 style.
12646 * configure.ac: Likewise.
12648 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12650 * pa.c (function_value): Handle small aggregates on 32-bit targets.
12651 (function_arg): Pass small aggregates in general registers on 32-bit
12653 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
12655 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
12657 * Makefile.in (final.o): Fix dependencies.
12659 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12663 * langhooks.h (struct lang_hooks): Add expr_to_decl.
12664 * langhooks.c (lhd_expr_to_decl): New.
12665 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
12667 (LANG_HOOKS_INITIALIZER): Update.
12668 * tree.c (recompute_tree_invarant_for_addr_expr): Call
12669 expr_to_decl langhook.
12670 * c-tree.h (c_expr_to_decl): Declare.
12671 * c-typeck.c (c_expr_to_decl): New.
12672 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
12674 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
12676 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12679 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
12680 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
12682 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
12684 * Makefile.in: Adjust dependencies.
12685 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
12686 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
12687 * alias.c (rest_of_handle_cfg, pass_cfg): New.
12688 * bb-reorder.c (duplicate_computed_gotos): Make it static.
12689 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
12690 rest_of_compilation.
12692 * bb-reorder.c (gate_duplicate_computed_gotos,
12693 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
12694 rest_of_handle_reorder_blocks, pass_reorder_blocks,
12695 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
12696 pass_partition_blocks): New.
12697 * bt-load.c (gate_handle_branch_target_load_optimize,
12698 rest_of_handle_branch_target_load_optimize,
12699 pass_branch_target_load_optimize): New.
12700 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
12702 * cfglayout.c (pass_insn_locators_initialize): New.
12703 * cfgrtl.c (pass_free_cfg): New.
12704 * combine.c (gate_handle_combine, rest_of_handle_combine,
12705 pass_combine): New.
12706 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
12707 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
12708 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
12709 * except.c (pass_set_nothrow_function_flags,
12710 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
12712 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
12713 rest_of_handle_shorten_branches, pass_shorten_branches,
12714 rest_of_clean_state, pass_clean_state): New.
12715 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
12716 rest_of_handle_remove_death_notes, pass_remove_death_notes,
12717 rest_of_handle_life, pass_life, rest_of_handle_flow2,
12719 * function.c (pass_instantiate_virtual_regs, pass_init_function,
12720 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
12721 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12722 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
12724 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
12725 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
12726 pass_rtl_ifcvt, gate_handle_if_after_combine,
12727 rest_of_handle_if_after_combine, pass_if_after_combine,
12728 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
12729 pass_if_after_reload): New.
12730 * integrate.c (pass_initial_value_sets): New.
12731 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
12732 pass_purge_lineno_notes): New.
12733 * mode-switching.c (rest_of_handle_mode_switching,
12734 pass_mode_switching): New.
12735 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
12736 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
12738 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
12739 pass_loop_optimize): New.
12740 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
12742 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
12744 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
12745 pass_postreload_cse): New.
12746 * profile.c (gate_handle_profiling, pass_profiling,
12747 rest_of_handle_branch_prob, pass_branch_prob): New.
12748 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
12749 pass_split_before_regstack, gate_handle_split_before_regstack,
12750 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
12751 rest_of_handle_split_all_insns, pass_split_all_insns): New.
12752 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
12753 pass_stack_regs): New.
12754 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
12755 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
12756 pass_stack_adjustments): New.
12757 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
12758 pass_regrename): New.
12759 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
12760 pass_delay_slots, gate_handle_machine_reorg,
12761 rest_of_handle_machine_reorg, pass_machine_reorg): New.
12762 * rtl.h (extern void purge_line_number_notes): New.
12763 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
12764 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
12766 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
12768 * value-prof.c (gate_handle_value_profile_transformations,
12769 rest_of_handle_value_profile_transformations,
12770 pass_value_profile_transformations): New.
12771 * var-tracking.c (gate_handle_var_tracking,
12772 pass_variable_tracking): New.
12773 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12775 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12776 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12777 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12778 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12779 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12780 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12781 rest_of_handle_gcse2, rest_of_handle_regmove,
12782 rest_of_handle_tracer, rest_of_handle_if_conversion,
12783 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12784 rest_of_handle_web, rest_of_handle_branch_prob,
12785 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12786 rest_of_handle_jump_bypass, rest_of_handle_combine,
12787 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12788 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12789 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12790 rest_of_handle_mode_switching, rest_of_handle_jump,
12791 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12792 rest_of_handle_flow2, rest_of_handle_jump2,
12793 rest_of_handle_peephole2, rest_of_handle_postreload,
12794 rest_of_handle_shorten_branches, rest_of_clean_state,
12795 rest_of_compilation): Remove.
12797 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12798 * passes.c (dump_flags, in_gimple_form, all_passes,
12799 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12800 register_dump_files, next_pass_1, last_verified, execute_todo,
12801 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12802 from tree-optimize.c.
12803 (init_optimization_passes): Moved from tree-optimize.c,
12804 adding the RTL optimizations.
12805 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12806 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12807 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12808 register_dump_files, next_pass_1, last_verified, execute_todo,
12809 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12810 init_tree_optimization_passes, ipa_passes): Delete.
12811 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12813 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12814 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12816 (ipa_passes): Remove.
12817 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12818 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12819 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12820 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12821 (dump_info_p, dump_flag): Moved to tree-dump.h.
12823 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12825 * passes.c (finish_optimization_passes): Use dump_begin
12826 and dump_end, TDI_end.
12827 (gate_rest_of_compilation): New.
12828 (pass_rest_of_compilation): Use it.
12829 (gate_postreload, pass_postreload): New.
12830 * toplev.c (general_init): Rename init_tree_optimization_passes.
12831 * toplev.h (init_tree_optimization_passes): Rename to
12832 init_optimizations_passes.
12833 * tree-dump.c (dump_flag): Make static.
12834 (dump_files): Remove RTL dumps.
12835 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12836 pass_cleanup_cfg, pass_free_cfg_annotations,
12837 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12838 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12839 * tree-pretty-print.c: Include tree-pass.h.
12840 * cgraph.c: Include tree-dump.h.
12842 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12844 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12845 Only fall back to saying it points to readonly memory if
12846 we can't do better.
12848 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12850 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12851 * config/m32r/m32r.c (m32r_compute_frame_size,
12852 m32r_expand_prologue): Take current_function_profile into
12853 account whenever we reference
12854 current_function_uses_pic_offset_table.
12855 (m32r_finalize_pic): Remove.
12856 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12858 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12860 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12861 instead of $<. Don't remove ./as if it already exists.
12863 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12866 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12867 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12868 for complex modes when generating code for PA 1.0.
12869 (VALID_FP_MODE_P): New macro.
12870 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12871 sets for all general and floating point modes. Align wide floating
12872 point modes to even register boundaries to comply with architectural
12874 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12875 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12876 (VALID_FP_MODE_P): New macro.
12877 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12878 sets for all general and floating point modes. Align wide floating
12879 point modes to even register boundaries to comply with architectural
12882 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12884 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12887 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12889 * tree-ssa-structalias.c: Don't include expr.h.
12891 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12893 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12896 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12898 Fix PR tree-optimization/22279
12900 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12903 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12905 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12907 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12909 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12910 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12911 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12912 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12913 config/stormy16/stormy16.c, config/v850/v850.c,
12914 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12915 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12916 Avoid "." or "\n" at end of diagnostics and capital letters at
12917 start of diagnostics.
12918 * combine.c, cse.c: Don't translate dump file output.
12919 * toplev.c (print_version): Only translate output if going to
12922 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12924 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12925 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12928 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12930 * pa.c (fix_range): Fix typo in comment.
12932 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12934 * tree-vrp.c (extract_range_from_assert): Replace
12935 fold (build (...)) with fold_build2.
12937 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12939 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12940 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12941 (format_types_orig, handle_format_attribute): Add support for
12944 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12946 * varasm.c (assemble_variable): Fix format specifier thinko.
12948 2005-07-03 Ira Rosen <irar@il.ibm.com>
12950 PR tree-optimization/22029 (and 22135)
12951 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12952 a phi node before calling dump_vops.
12954 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12956 * tree-dump.h (dump_string_field): Declare.
12957 * tree-dump.c: Use it instead of dump_string.
12958 (dump_string_field): Make non-static.
12960 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12962 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12963 up the minimal CFG stuff always when optimize > 0. Call
12964 split_all_insns_noflow in PIC case if needed.
12966 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12967 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12970 * c-decl.c (c_write_global_declarations): Dump contents of
12972 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12973 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12974 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12975 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12978 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12980 * c-common.h (GCC_DIAG_STYLE): Define.
12981 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12982 version for format checking to 4.1.
12983 * c-format.c: Include toplev.h after c-common.h.
12984 (enum format_type): Add gcc_tdiag_format_type.
12985 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12986 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12987 (format_types_orig): Add gcc_tdiag.
12988 (init_dynamic_diag_info): Support gcc_tdiag formats.
12989 (handle_format_attribute): Likewise.
12990 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12991 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12992 version for format checking to 4.1.
12993 (warning0, warning, error, pedwarn, sorry): Use
12994 ATTRIBUTE_GCC_DIAG.
12995 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12996 (finish_aliases_1): Do not use %qE.
12997 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12998 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12999 Correct format bugs.
13000 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
13001 parameter to unsigned HOST_WIDE_INT.
13002 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
13004 2005-07-02 David Edelsohn <edelsohn@gnu.org>
13006 PR middle-end/21742
13007 * expr.c (write_complex_part): Use adjust_address for MEM.
13008 (read_complex_part): Same.
13010 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
13012 Fix PR tree-optimization/22280
13014 * tree-sra.c (generate_element_init): Remove useless loop.
13016 2005-07-02 Richard Henderson <rth@redhat.com>
13018 * config/alpha/alpha.c (alpha_legitimize_address): Check for
13020 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
13022 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
13024 PR middle-end/14490
13025 * fold-const.c (fold_binary): Handle the return value of
13026 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
13027 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
13029 2005-07-02 Jeff Law <law@redhat.com>
13031 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
13032 a eliminate type conversion which feeds an equality comparison
13033 if the original type or either operand in the comparison is a
13036 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
13038 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
13039 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
13041 * config/avr/avr.c: Do not use '`' as left quote.
13042 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
13043 Remove "." from end of diagnostics. Make diagnostics start with
13046 2005-07-02 Zack Weinberg <zack@codesourcery.com>
13047 Joseph S. Myers <joseph@codesourcery.com>
13049 * toplev.c (default_tree_printer): Handle setting location with
13051 * c-objc.common.c (c_tree_printer): Likewise.
13052 * c-format.c (gcc_diag_flag_specs): Add '+'.
13053 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
13054 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
13056 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
13057 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
13058 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
13059 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
13060 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
13061 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
13062 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
13063 format arguments where %J is used without %D.
13065 2005-07-02 Jakub Jelinek <jakub@redhat.com>
13067 * gcc.c (LINK_SSP_SPEC): Define.
13068 (link_ssp_spec): New variable.
13069 (LINK_COMMAND_SPEC): Add %(link_ssp).
13070 (static_specs): Add link_ssp_spec.
13071 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
13072 * configure: Rebuilt.
13073 * config.in: Rebuilt.
13075 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
13076 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
13077 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
13078 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
13079 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
13080 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
13081 -0x7008(2) instead of reading __stack_chk_guard variable.
13082 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
13084 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
13085 (stack_protect_set, stack_protect_test): Use *_tls* patterns
13086 if TARGET_THREAD_SSP_OFFSET is defined.
13087 (stack_tls_protect_set_si, stack_tls_protect_set_di,
13088 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
13091 2005-06-27 Richard Henderson <rth@redhat.com>
13092 * libgcc-std.ver (GCC_4.1.0): New.
13093 * libgcc.h (__stack_chk_guard): Declare.
13094 (__stack_chk_fail, __stack_chk_fail_local): Declare.
13095 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
13096 * mklibgcc.in (lib2funcs): Add them.
13098 2005-07-01 Richard Henderson <rth@redhat.com>
13100 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
13101 void * before struct sigcontext *.
13102 (x86_fallback_frame_state): Likewise.
13104 2005-07-01 James E. Wilson <wilson@specifixinc.com>
13106 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
13108 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
13111 * tree-ssa-reassoc.c (should_transpose): Fix which operand
13112 we check for SSA_NAME for.
13114 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
13116 Fix PR tree-optimization/22071
13118 * tree-ssa-structalias.c (offset_overlaps_with_access): New
13120 (get_constraint_for_component_ref): Use it.
13122 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
13125 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
13126 print out the last new line.
13128 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
13130 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
13131 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
13132 * config/cris/cris.c (cris_conditional_register_usage): Adjust
13133 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
13134 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
13135 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
13136 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
13137 (enum reg_class): New member CC0_REGS.
13138 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
13139 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
13140 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
13141 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
13142 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
13143 Adjust for register now described.
13145 2005-07-01 Jakub Jelinek <jakub@redhat.com>
13148 * config/i386/i386.md (stack_protect_test_si,
13149 stack_protect_test_di): Add earlyclobber for scratch 3.
13150 * config/rs6000/rs6000.md (stack_protect_testsi,
13151 stack_protect_testdi): Add earlyclobber for scratch 3,
13152 remove earlyclobber from scratch 4.
13154 Older entries for 2005 can be found in ChangeLog-2005.