| blob | 415fd5c5d9b5e82f63797d5b00d1f1f0d370956e |
1 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
3 PR middle-end/23971
4 * expmed.c (alg_code): Add alg_impossible.
5 (alg_hash_entry): Add cost.
6 (synth_mult): Record alg_impossible in the hash table if
7 multiplication by a given integer is impossble within the
8 limit. Speed up using alg_impossible.
10 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
12 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
13 argument. Allow and set any offset if needs_anyoffset is passed
14 in.
15 (get_constraint_for): Add argument here too.
16 Pass it down.
17 (do_structure_copy): Pass NULL to get_constraint_for.
18 (handle_ptr_arith): Ditto.
19 (find_func_aliases): Ditto.
21 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
23 PR rtl-optimization/23898
24 * output.h (get_attr_min_length): Declare.
25 * final.c (get_attr_length_1): New function, broken out of:
26 (get_attr_length).
27 (get_attr_min_length): New function.
28 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
29 (duplicate_computed_gotos): Likewise.
30 * genattr.c (insn_min_length): Generate declaration.
31 * genattrtab.c (min_fn, min_attr_value): New functions.
32 (make_length_attrs): Generate insn_min_length.
34 2005-09-20 Steve Ellcey <sje@cup.hp.com>
36 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
38 2005-09-20 Richard Henderson <rth@redhat.com>
40 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
41 EXPAND_STACK_PARM.
43 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
45 * c.opt (fextended-identifiers): New.
46 * c-opts.c (c_common_handle_option): Handle
47 -fextended-identifiers.
48 * doc/cpp.texi: Update documentation of extended identifiers.
49 * doc/cppopts.texi (-fextended-identifiers): Document.
51 2005-09-20 Jakub Jelinek <jakub@redhat.com>
53 PR tree-optimization/23929
54 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
55 if expr is NULL.
57 PR tree-optimization/23818
58 * tree-stdarg.c (execute_optimize_stdarg): Call
59 calculate_dominance_info.
61 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
63 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
64 (analyze_siv_subscript_cst_affine): Add weak SIV test.
65 (compute_overlap_steps_for_affine_1_2): Use
66 get_number_of_iters_for_loop.
67 (analyze_subscript_affine_affine): Check whether difference is
68 zero first.
69 Use get_number_of_iters_for_loop.
70 Check whether overlap occurs outside of bounds.
71 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
73 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
75 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
76 base register if possible.
78 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
80 PR tree-optimization/18463
81 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
82 converting it directly is not possible.
83 (chrec_convert_aggressive): New function.
84 * tree-chrec.h (chrec_convert_aggressive): Declare.
85 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
86 Fold chrec conversions aggressively if asked to.
87 (instantiate_parameters): Modified because of changes in
88 instantiate_parameters_1.
90 2005-09-19 Richard Henderson <rth@redhat.com>
92 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
93 (reduc_splus_v2df): New.
95 2005-09-19 Richard Sandiford <richard@codesourcery.com>
97 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
98 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
100 2005-09-19 Richard Henderson <rth@redhat.com>
102 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
103 vcondu<SSEMODE12>.
105 2005-09-19 Richard Henderson <rth@redhat.com>
107 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
108 (ia64_expand_dot_prod_v8qi): New.
109 * config/ia64/ia64-protos.h: Update.
110 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
111 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
112 sdot_prodv8qi, sdot_prodv4hi): New.
113 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
115 2005-09-19 Richard Henderson <rth@redhat.com>
117 PR 23941
118 * real.c (exact_real_truncate): Return false if the format cannot
119 represent the number as a normal.
121 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
122 for a memory source.
124 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
126 * tree-ssa-operands.c (swap_tree_operands): Export.
127 * tree.h (swap_tree_operands): Declare.
128 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
129 Call swap_tree_operands.
131 2005-09-19 Richard Henderson <rth@redhat.com>
133 * tree-flow.h (merge_alias_info): Declare.
134 * tree-ssa-copy.c (merge_alias_info): Export.
135 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
136 (vect_create_data_ref_ptr): Use create_iv directly.
137 (vectorizable_load): Use correct types for integer constants.
138 (vect_generate_tmps_on_preheader): Likewise.
139 (vect_gen_niters_for_prolog_loop): Likewise.
141 2005-09-19 Steven Bosscher <stevenb@suse.de>
143 PR rtl-optimization/23943
144 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
146 2005-09-18 Jan Hubicka <jh@suse.cz>
148 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
150 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
152 * varasm.c (output_constant): Do not abort on conversions to union
153 types between different sizes.
155 2005-09-18 Richard Guenther <rguenther@suse.de>
157 PR middle-end/23944
158 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
159 fallback.
161 2005-09-18 Paul Brook <paul@codesourcery.com>
163 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
165 2005-09-17 Richard Henderson <rth@redhat.com>
167 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
168 * tree-ssa-loop.c (pass_vect_dce): Remove.
169 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
170 of pass_vectorize.
172 2005-09-17 Richard Henderson <rth@redhat.com>
174 * tree-pass.h (pass_vect_dce): Declare.
175 * passes.c (init_optimization_passes): Add it.
176 * tree-flow.h (tree_ssa_dce): Declare.
177 * tree-ssa-dce.c (tree_ssa_dce): Export.
178 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
179 (gate_tree_vectorize): ... here.
180 (pass_vect_dce): New.
182 2005-09-17 Jan Hubicka <jh@suse.cz>
184 * except.c (struct eh_status): Turn region_array into vec.
185 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
186 convert_from_eh_region_ranges, find_exception_handler_labels,
187 current_function_has_exception_handlers, assign_filter_values,
188 build_post_landing_pads, dw2_build_landing_pads,
189 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
190 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
191 foreach_reachable_handler, can_throw_internal_1,
192 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
193 region_array.
194 (duplicate_eh_region_1): Update region_array.
195 (duplicate_eh_regions): Resize region_array and avoid recomputing.
197 2005-09-17 David Edelsohn <edelsohn@gnu.org>
199 PR middle-end/22067
200 * expmed.c (expand_mult): Substitute simple register for op0 when
201 computing max_cost.
203 2005-09-17 Richard Henderson <rth@redhat.com>
205 * expr.c (emit_move_via_integer): Add force argument, pass it on
206 to emit_move_change_mode. Update callers.
207 (emit_move_complex): Pass true to new force argument.
208 * function.c (expand_function_end): Move expand_eh_return call
209 earlier. Merge sub-word complex values into a pseudo before
210 copying to the return hard register.
212 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
214 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
215 between different sizes.
217 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
219 PR 23903
221 * passes.c (init_optimization_passes): Register dump files for
222 IPA passes first.
224 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
226 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
227 * config/s390/s390.c (s390_overlap_p): New function.
228 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
229 peephole2, "*xc" peephole2): Added overlap check to the peephole2
230 condition.
232 2005-09-16 Richard Guenther <rguenther@suse.de>
234 * ipa-pure-const.c (static_execute): Free auxiliar information.
235 * ipa-type-escape.c (discover_unique_type): Free temporary key.
236 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
238 2005-09-15 DJ Delorie <dj@redhat.com>
240 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
242 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
244 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
245 to order operands.
246 (swap_commutative_operands_with_target): New.
248 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
250 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
251 parameter.
252 Update callers.
253 (estimate_iters_using_array): New function.
254 * tree-data-ref.h (estimate_iters_using_array): Prototype
255 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
256 Use estimate_iters_using_array instead of analyze_array.
258 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
260 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
261 as addressable.
263 2005-09-15 Michael Matz <matz@suse.de>
265 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
267 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
269 PR tree-optimization/23835
270 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
271 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
273 2005-09-14 Richard Henderson <rth@redhat.com>
275 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
276 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
278 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
280 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
281 in the ARRAY_TYPE case.
283 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
285 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
287 2005-09-14 Uros Bizjak <uros@kss-loka.si>
289 PR middle-end/22480
290 * tree-vect-transform.c (vectorizable_operation): Return false for
291 scalar shift operations and for vector shift operations with
292 non-invariant shift arguments. Use scalar tree operand op1 as
293 a shift operand when vector shift insn pattern uses scalar shift
294 operand.
295 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
297 2005-09-14 Olivier Hainque <hainque@adacore.com>
299 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
300 value if it has side-effects.
302 2005-09-14 David Edelsohn <edelsohn@gnu.org>
304 PR target/22068
305 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
307 2005-09-14 Alan Modra <amodra@bigpond.net.au>
309 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
310 passed as NAME as if it were label at start of function code.
312 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
314 * config/sh/sh.md (*movv4sf_i): Add general register cases to
315 the constraints.
317 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
319 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
320 as early clobber. Rewrite so the PIC register is not implicitly used.
322 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
324 * tree.c (annotate_with_file_line): Compare line numbers before
325 file names.
327 2005-09-13 Uros Bizjak <uros@kss-loka.si>
329 PR target/23816
330 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
331 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
333 2005-09-13 Ian Lance Taylor <ian@airs.com>
335 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
336 than a HOST_WIDEST_INT to gen_doloop_begin.
338 2005-09-13 Diego Novillo <dnovillo@redhat.com>
340 * tree-dfa.c (dump_variable): Guard against NULL annotations.
342 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
344 PR tree-optimize/23817
345 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
347 2005-09-13 Alan Modra <amodra@bigpond.net.au>
349 PR target/23774
350 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
351 word before changing the stack pointer. Use gen_frame_mem for MEMs.
352 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
353 (restore_stack_nonlocal): Likewise.
354 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
356 2005-09-12 Ian Lance Taylor <ian@airs.com>
358 PR g++/7874
359 * c.opt (ffriend-injection): New C++ option.
360 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
361 (C++ Dialect Options): Document -ffriend-injection.
363 2005-09-12 Josh Conner <jconner@apple.com>
365 PR middle-end/23237
366 * ipa-reference.c (static_execute): Don't mark variables in
367 named sections TREE_READONLY.
369 2005-09-12 Alan Modra <amodra@bigpond.net.au>
371 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
372 stack_tie.
374 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
376 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
377 V_MUST_DEF instead of just the first_use_p.
378 Don't mark the virtual variables for renaming on the statement which
379 is being removed.
380 (pass_dse): Remove TODO_update_ssa.
382 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
384 PR middle-end/23290
385 * stor-layout.c (compute_record_mode): For records with a single
386 field, actually check the field's mode size against the type size.
388 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
389 registers for TARGET_SHMEDIA.
390 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
391 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
392 of GENERAL_REGS and FP_REGS.
394 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
396 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
398 2005-09-12 Alan Modra <amodra@bigpond.net.au>
400 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
401 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
402 are omitted. Exclude stack_tie insn too.
404 2005-09-11 David Edelsohn <edelsohn@gnu.org>
406 PR rtl-optimization/23098
407 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
408 0.0f is easy.
409 * config/rs6000/rs6000.md (movdf splitter): Use
410 const_double_operand predicate for TARGET_POWERPC64.
411 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
412 SYMBOL_REF method to ABI_V4.
414 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
415 replace_equiv_address.
416 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
417 rs6000_sr_alias_set and MEM_NOTRAP.
418 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
420 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
422 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
423 handle CALL_EXPR again.
425 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
427 * arm/predicates.md (alignable_memory_operand): Delete.
429 2005-09-10 Richard Henderson <rth@redhat.com>
431 PR debug/23806
432 * dbxout.c (dbxout_expand_expr): New.
433 (dbxout_symbol): Use it.
435 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
437 * arm.c (arm_gen_rotated_half_load): Delete.
438 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
439 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
440 (thumb_set_return_address): Likewise.
441 (thumb_load_double_from_address): Use adjust_address.
442 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
443 (extendhsisi2_mem, movhi_bytes): Use change_address.
444 (movhi): Use widen_memory_access.
445 (reload_out_df): Use replace_equiv_address.
446 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
448 2005-09-09 Richard Henderson <rth@redhat.com>
450 PR debug/20998
451 * dbxout.c: Include expr.h.
452 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
453 (dbxout_symbol): Handle DECL_VALUE_EXPR.
454 * Makefile.in (dbxout.o): Add EXPR_H.
456 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
458 PR tree-optimization/23509
459 * tree-cfg.c (replace_uses_by): Use replace_exp.
460 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
461 pointers have name_mem_tag or type_mem_tag set.
463 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
465 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
466 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
467 of wrongly accessing operands.
469 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
471 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
472 * tree-chrec.c: Include tree-scalar-evolution.h.
473 (chrec_convert): Instantiate the base and step before calling
474 scev_probably_wraps_p that would fail on parametric evolutions.
475 Collect all the fails into a single section failed_to_convert,
476 print a diagnostic, and return chrec_dont_know instead of calling
477 fold_convert.
478 * tree-scalar-evolution.c (loop_closed_phi_def): New.
479 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
480 phi nodes.
481 (scev_const_prop): Don't replace the definition of a loop closed ssa
482 phi node by itself, or by another loop closed ssa phi node.
483 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
484 that base and step are defined.
486 2005-09-09 Richard Guenther <rguenther@suse.de>
488 PR c++/23624
489 * fold-const.c (fold_ternary): Check truth_value_p before
490 calling invert_truthvalue.
492 2005-09-09 Nick Clifton <nickc@redhat.com>
494 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
495 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
496 dimension of these arrays.
497 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
498 these arrays.
499 * longlong.h: Only provide a prototype for the __clz_tab[] array
500 if this header has not been included from libgcc2.h.
501 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
502 defining own types.
503 Provide prototypes for exported functions.
504 Use the __clz_tab[] and __popcount_tab[] arrays provided by
505 libgcc2.c.
507 2005-09-08 Josh Conner <jconner@apple.com>
509 PR c++/21135
510 PR c++/23180
511 * expr.c (expand_expr_addr_expr_1): Don't invoke
512 expand_simple_binop for EXPAND_INITIALIZER.
514 2005-09-08 Richard Henderson <rth@redhat.com>
516 PR debug/23190
517 * toplev.c (wrapup_global_declaration_1): Split out ...
518 (wrapup_global_declaration_2): ... from ...
519 (wrapup_global_declarations): ... here. Return bool.
520 (check_global_declaration_1): Split out ...
521 (check_global_declarations): from here.
522 (emit_debug_global_declarations): New.
523 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
524 check_global_declaration_1, emit_debug_global_declarations): Declare.
525 * c-decl.c (c_write_global_declarations_1): Don't create a vector
526 of decls. Call wrapup_global_declaration_1,
527 wrapup_global_declaration_2, check_global_declaration_1 directly.
528 (c_write_global_declarations_2): New.
529 (ext_block): New.
530 (c_write_global_declarations): Call c_write_global_declarations_2.
531 * langhooks.c (write_global_declarations): Call
532 emit_debug_global_declarations.
534 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
535 remove decls that have DECL_RTL_SET_P.
536 * passes.c (rest_of_decl_compilation): Invoke
537 cgraph_varpool_finalize_decl for all but functions.
539 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
541 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
542 the result of a conversion if the new min and max cannot be compared.
544 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
546 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
547 (override_options): Setting s390_sr_alias_set removed.
548 (save_fpr, save_gprs): Set alias set to vararg or frame.
549 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
550 s390_sr_alias_set with get_frame_alias_set ().
551 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
552 get_varargs_alias_set ().
554 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
556 PR objc/20574
557 PR objc/19324
558 * c-parser.c (c_parser_objc_method_definition): If the next
559 token is not "{", error out and don't start the function.
561 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
563 * tree-vrp.c (extract_range_from_expr): Move the check for non
564 nullness after the check for gimple invariant.
566 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
568 * tree.c (host_integerp, tree_low_cst): Correct function comment.
570 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
572 PR target/23747
573 * config/m32r.md (movmemsi_internal): Canonicalize order of
574 operands in PLUS component of template.
576 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
578 * reload1.c (fixup_eh_region_note): Remove assertion.
579 (fixup_abnormal_edges): Reverted removal of call to
580 find_many_sub_basic_blocks made on 2005-08-31.
582 2005-09-07 Richard Henderson <rth@redhat.com>
584 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
585 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
586 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
587 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
588 rearrange for better packing.
589 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
590 (lookup_cfa_1): Remove inline marker.
591 (cfa_equal_p): Split out of ...
592 (def_cfa_1): ... here. Use INVALID_REGNUM.
593 (build_cfa_loc): Handle !cfa->indirect.
594 (frame_pointer_cfa_offset): New.
595 (dbx_reg_number): Assert register elimination performed; do
596 leaf register remapping.
597 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
598 (eliminate_reg_to_offset): New.
599 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
600 for verifiably local stack frame addresses; re-base to CFA.
601 (mem_loc_descriptor): Remove can_use_fbreg argument.
602 (concat_loc_descriptor, loc_descriptor): Likewise.
603 (containing_function_has_frame_base): Remove.
604 (rtl_for_decl_location): Don't do register elimination or
605 leaf register remapping here.
606 (secname_for_decl): Split out from ..
607 (add_location_or_const_value_attribute): ... here.
608 (convert_cfa_to_loc_list): New.
609 (compute_frame_pointer_to_cfa_displacement): New.
610 (gen_subprogram_die): Use them.
611 * tree.h (frame_base_decl): Remove.
612 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
613 (prologue_stack_adjust): Remove.
614 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
615 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
616 (set_frame_base_location): Remove.
617 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
618 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
619 (vt_add_function_parameters): Don't eliminate_regs.
620 (vt_initialize): Don't create frame_base_decl.
622 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
624 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
625 version of GNU binutils for 4.x and later.
627 2005-09-06 Mark Mitchell <mark@codesourcery.com>
629 * ggc-page.c (ggc_push_context): Remove.
630 (ggc_pop_context): Likewise.
631 * ggc.h (ggc_push_context): Remove.
632 (ggc_pop_context): Likewise.
634 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
636 PR target/8973
637 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
638 returning from an interrupt handler.
640 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
642 PR target/8972
643 * config/arc/arc.c (output_shift): Add check for loop count when
644 optimizing.
646 2005-09-06 Steven Bosscher <stevenb@suse.de>
648 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
649 form manually.
650 (abs_replacement): Likewise.
651 (pass_phiopt): Remove TODO_update_ssa.
653 2005-09-06 Jakub Jelinek <jakub@redhat.com>
655 PR c/23075
656 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
657 if "return with no value, in function returning non-void" warning
658 has been issued.
659 * tree-cfg.c (execute_warn_function_return): Don't look at
660 RETURN_EXPRs with TREE_NO_WARNING set.
662 PR target/22362
663 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
664 for internal functions doesn't use registers used by global registers
665 variables. Use fewer register parameters if there are global register
666 variables.
668 2005-09-06 Olivier Hainque <hainque@adacore.com>
669 Eric Botcazou <ebotcazou@adacore.com>
671 PR middle-end/14997
672 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
673 when we would be extracting outside its bit span (bitpos+bitsize
674 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
675 Ada unchecked conversions.
677 2005-09-06 Steven Bosscher <stevenb@suse.de>
679 * tree-ssa-pre.c (try_look_through_load): New function.
680 (compute_avail): Use it to try to look through loads for some
681 more useful expressions.
683 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
685 * simplify-rtx.c (simplify_binary_operation_1): Correct the
686 condition for detecting cases like (a&a) and (a^a).
688 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
690 * common.opt: Add option ftree-vect-loop-version.
691 * params.def: Add --param vect-max-version-checks.
692 * doc/invoke.texi: Document ftree-vect-loop-version and
693 --param vect-max-version-checks.
694 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
695 may_misalign_stmts and defines for accessors.
696 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
697 LOOP_VINFO_MAY_MISALIGN_STMTS.
698 (destroy_loop_vec_info): VEC_free for
699 LOOP_VINFO_MAY_MISALIGN_STMTS.
700 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
701 Update documentation.
702 (vect_update_misalignment_for_peel): New.
703 (vect_enhance_data_refs_alignment): Update to choose loop
704 peeling or loop versioning if appropriate for the (potentially)
705 unaligned data references in the loop.
706 (vect_analyze_data_refs_alignment): Remove call to
707 vect_enhance_data_refs_alignment so the checks can be done
708 earlier.
709 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
710 and move up call to vect_analyze_data_refs_alignment.
711 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
712 (vect_transform_loop): Add call to loop_version.
714 2005-09-06 Jakub Jelinek <jakub@redhat.com>
716 PR rtl-optimization/23098
717 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
718 * simplify-rtx.c (constant_pool_reference_p): New function.
719 * rtl.h (constant_pool_reference_p): New prototype.
720 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
721 constant_pool_reference_p in condition and
722 avoid_constant_pool_reference in preparation statements.
724 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
726 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
727 STRICT_LOW_PART SETs.
729 2005-09-06 Alan Modra <amodra@bigpond.net.au>
731 PR middle-end/21460
732 * except.c (sjlj_emit_function_enter): Find the function begin
733 note even when it's not in first basic block.
735 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
737 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
738 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
739 * aclocal.m4: Regenerate.
741 2005-09-05 DJ Delorie <dj@redhat.com>
743 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
744 of macro.
746 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
748 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
749 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
750 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
751 Follow spelling conventions.
752 * doc/invoke.texi: Follow spelling conventions.
754 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
756 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
757 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
758 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
760 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
762 PR target/23683
763 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
764 (output_stack_adjust): Use gen_tmp_stack_mem.
765 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
766 (sh_set_return_address, sh_allocate_initial_value): Likewise.
767 (sh_get_pr_initial_val): Likewise.
768 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
769 (sh_initialize_trampoline): Likewise. Also use adjust_address.
770 * sh.md (divsi_inv_m0): Use gen_const_mem.
771 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
772 (movdf_i4+1): Use gen_tmp_stack_mem.
773 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
774 (fpu_switch+2): Likewise.
775 (movv4sf_i, movv16sf_i): Use adjust_address.
776 (symGOT_load): Set MEM_NOTRAP_P bit.
778 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
780 PR target/23721
781 * pa.c (emit_move_sequence): Fix typo in last change.
783 2005-09-03 Jakub Jelinek <jakub@redhat.com>
785 PR rtl-optimization/23454
786 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
787 is true.
789 2005-09-03 Richard Henderson <rth@redhat.com>
790 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
792 PR middle-end/23671
793 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
794 gen_rtx_MEM.
796 2005-09-02 Nicolas Pitre <nico@cam.org>
798 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
799 to bit_count to 32 bits.
801 2005-08-31 Mark Mitchell <mark@codesourcery.com>
803 PR c++/23167
804 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
805 generating synthetic loads from volatile lvalues.
807 005-09-02 Nick Clifton <nickc@redhat.com>
809 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
810 __ctzhi2, __clzhi2): New functions.
812 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
814 PR middle-end/23547
815 * tree-nested.c (struct var_map_elt): Mark with GTY.
816 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
817 var_map_elt.
818 (lookup_field_for_decl): Allocate new element in GC memory.
819 (lookup_tramp_for_decl): Likewise.
820 (convert_nl_goto_reference): Likewise
821 (create_nesting_tree): Allocate info in GC memory. Likewise for
822 info->var_map.
823 (free_nesting_tree): Free with ggc_free instead of free.
824 (root): New static variable.
825 (lower_nested_functions): Remove root as local variable. And zero out
826 root at the end of the function.
828 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
830 PR rtl-optimization/20365
831 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
832 to short. New member ix.
833 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
834 (simplify_plus_minus): Initialize ix members before calling qsort.
836 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
838 PR tree-optimization/23626
839 * tree-cfg.c (replace_uses_by): Clean up eh info.
841 2005-09-01 DJ Delorie <dj@redhat.com>
843 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
844 fprintf.
846 2005-09-01 David Edelsohn <edelsohn@gnu.org>
848 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
849 (rs6000_split_multireg_move): Use replace_equiv_address instead of
850 gen_rtx_MEM.
852 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
854 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
855 do not issue warning for a variable definition following
856 a declaration.
858 2005-09-01 Richard Henderson <rth@redhat.com>
860 PR 23668
861 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
862 conversion to CONST_VECTOR.
864 2005-09-01 Richard Henderson <rth@redhat.com>
866 PR 23676
867 * reload1.c (reload_as_needed): Check !CALL_P before calling
868 fixup_eh_region_note.
869 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
871 2005-09-01 DJ Delorie <dj@redhat.com>
873 * varasm.c (output_constant): Let the target resolve
874 conversions of addresses to non-default pointer sizes.
876 2005-09-01 Nicolas Pitre <nico@cam.org>
878 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
879 to alow matching ARM pre-indexed addressing mode.
880 (arm_override_options): Remove now irrelevant comment.
882 2005-09-01 Phil Edwards <phil@codesourcery.com>
884 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
885 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
886 * config/i386/vxworks.h: Likewise.
887 * config/i386/t-vxworksae: New file, for VxWorks AE.
888 * config/i386/vxworksae.h: Likewise.
890 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
892 PR tree-optimization/23410
893 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
894 sequence is not wrapping during the first step.
896 2005-09-01 Jakub Jelinek <jakub@redhat.com>
898 PR debug/7241
899 * dwarf2out.c (base_type_die): Compare char_type_node with
900 TYPE_MAIN_VARIANT (type), not type.
902 2005-09-01 Richard Guenther <rguenther@suse.de>
904 PR tree-optimization/15366
905 * common.opt: Add -finline-functions-called-once.
906 Put -fearly-inlining in alphabetically ordered place.
907 * doc/invoke.texi: Document new option.
908 * ipa-inline.c (cgraph_decide_inlining): Honour
909 flag_inline_functions_called_once.
911 2005-09-01 Jakub Jelinek <jakub@redhat.com>
913 PR rtl-optimization/23478
914 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
915 (alloc_qty): Initialize it.
916 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
917 (combine_regs): Combine also n_throwing_calls_crossed fields.
918 (find_free_reg): Don't attempt to caller-save pseudos crossing
919 calls that might throw.
920 * global.c (struct allocno): Add throwing_calls_crossed field.
921 (global_alloc): Revert 2005-08-22 change. Initialize
922 throwing_calls_crossed.
923 (find_reg): Don't attempt to caller-save pseudos crossing calls that
924 might throw.
926 2005-09-01 Alan Modra <amodra@bigpond.net.au>
928 PR target/23649
929 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
930 (mask64_operand): Reinstate code prior to 2005-06-11 change.
931 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
932 (and64_2_operand): Tweak to use predicate.
933 (and_operand): Adjust for mask_operand changes.
934 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
935 (print_operand): Likewise.
936 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
937 (mask64_1or2_operand): Delete.
938 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
939 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
940 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
941 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
942 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
943 (rotldi3_internal4): Likewise.
944 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
945 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
946 (ashldi3_internal7): Likewise.
947 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
948 (ashldi3_internal, ashldi3_internal9 split): Likewise.
949 (anddi3 split): Don't match mask64_operand.
950 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
951 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
952 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
953 't' splitter predicate.
954 (movdi_internal64 + 2): Revert 2005-06-11 change.
956 2005-08-31 DJ Delorie <dj@redhat.com>
958 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
959 (m32c_asm_integer): Add support for 32 bit pointers.
961 2005-08-31 Richard Henderson <rth@redhat.com>
963 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
964 component-like references for setting MEM_NOTRAP_P.
966 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
967 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
969 2005-08-31 Richard Henderson <rth@redhat.com>
971 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
972 into a pseudo before applying gen_lowpart.
974 2005-08-31 Geoffrey Keating <geoffk@apple.com>
976 * doc/install.texi (Specific): Update cctools version required
977 for full functionality.
978 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
979 linkers as -macosx_version_min.
981 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
983 PR target/21255
984 * sh.c (print_operand, %R and %S): Add handling of floating point
985 registers, memory, constants and invalid operands.
987 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
989 * ipa-pure-const.c: Change dump name.
991 2005-08-31 Uros Bizjak <uros@kss-loka.si>
993 PR target/23570
994 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
995 to "reg_or_0_operand".
996 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
998 2005-08-31 Dale Johannesen <dalej@apple.com>
1000 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1001 loops that count down.
1003 2005-08-31 Richard Henderson <rth@redhat.com>
1005 PR rtl-opt/23601
1006 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1007 (fixup_eh_region_note): New.
1008 (reload_as_needed): Call it.
1009 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1010 don't call find_many_sub_basic_blocks; call verify_flow_info.
1011 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1012 (keep_stack_depressed): Likewise.
1013 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1015 2005-08-31 Richard Henderson <rth@redhat.com>
1017 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1018 fp return matching.
1020 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1022 * expr.c (expand_expr_real_1): Compare size of address
1023 mode to target's address mode size in deciding expansion of
1024 the constant address.
1026 2005-08-31 Richard Guenther <rguenther@suse.de>
1028 PR middle-end/23477
1029 * expr.c (all_zeros_p): New function.
1030 (expand_expr_real_1): Handle the case of an all-zero
1031 non-addressable constructor separately.
1033 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1035 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1036 arguments, adjust all callers.
1037 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1039 2005-08-30 Richard Henderson <rth@redhat.com>
1041 PR target/23630
1042 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1043 whenever the mode sizes match.
1045 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1047 * calls.c (load_register_parameters): Fix comment typo.
1048 * expr.c (emit_push_insn): Comment formatting.
1050 2005-08-30 Ian Lance Taylor <ian@airs.com>
1052 * config/i386/x-cygwin (host-cygwin): Change dependency from
1053 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1055 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1057 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1058 parts of 'vals'.
1060 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1062 PR middle-end/23408
1063 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1064 call to ggc_collect.
1066 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1068 PR bootstrap/21268
1069 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1070 beginning. Remove $(INCLUDES) from all the rules, if following
1071 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1073 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1075 PR middle-end/23484
1076 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1077 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1078 not constant, but maxlen is, don't set len to maxlen, rather
1079 set maxlen to len if len is a constant.
1081 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1083 PR tree-optimization/23475
1084 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1085 and counts.
1087 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1089 Fix PR middle-end/22455
1091 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1092 Checksum only the parts of the tree that exist for the tree code.
1094 2005-08-28 Dale Johannesen <dalej@apple.com>
1096 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1098 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1100 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1102 2005-08-28 Richard Henderson <rth@redhat.com>
1104 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1105 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1106 of char_type_node.
1108 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1110 PR ada/23593
1111 * builtins.c (get_memory_rtx): Don't strip nops
1112 in between COMPONENT_REFs.
1114 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1116 PR middle-end/23463
1117 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1118 types.
1119 (gimplify_modify_expr): Check for zero sized types and gimplify the
1120 rhs and lhs as statements.
1122 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1124 PR libgcj/23508
1125 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1126 state for return address column of signal frames.
1128 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1130 PR target/23539
1131 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1132 bytes >= 2 not bytes == 2.
1133 (expand_block_move): Same.
1135 2005-08-27 Richard Guenther <rguenther@suse.de>
1137 PR target/23575
1138 * config/i386/sse.md (sse2_movsd): Add missing closing
1139 braces.
1141 2005-08-27 Paul Brook <paul@codesourcery.com>
1143 * genrecog.c (enum decision_type): Add DT_num_insns.
1144 (struct decision_test): Add u.num_insns.
1145 (add_to_sequence): Add DT_num_insns test.
1146 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1147 (write_cond, debug_decision_2): Ditto.
1148 (change_state): Assume peep2_next_insn never fails.
1149 Remove "afterward" argument.
1150 (write afterward, write_tree): Update to match.
1151 * recog.c (peep2_current_count): New variable.
1152 (peep2_next_insn): Check it.
1153 (peephole2_optimize): Set peep2_current_count.
1154 * recog.h (peep2_current_count): Declare.
1156 2005-08-26 Josh Conner <jconner@apple.com>
1158 PR middle-end/23584
1159 * ipa-pure-const.c (check_tree): Check for volatile-ness
1160 when considering a dereference.
1162 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1164 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1166 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1168 PR rtl-optimization/23561
1169 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1170 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1171 at most LEN bytes long memory fits into the field.
1172 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1173 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1174 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1176 2005-08-26 Richard Henderson <rth@redhat.com>
1178 PR rtl-opt/23560
1179 * loop.c (biased_biv_may_wrap_p): New.
1180 (maybe_eliminate_biv_1): Use it to suppress non-equality
1181 comparison transformations. Delete disabled code.
1183 2005-08-26 Ian Lance Taylor <ian@airs.com>
1185 * combine.c (make_extraction): Avoid reference outside object.
1187 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1189 * stor-layout.c (finalize_type_size): Restore behaviour for
1190 non-aggregate types to the status quo ante of the patch for
1191 pr 23467. Document why it matters.
1193 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1195 PR c/23506
1196 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1197 array by one element, initialize the BT_LAST element with NULL.
1199 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1201 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1202 optimizing for size.
1203 (plus_eqsi): Same.
1204 (compare_plus_eqsi): Same.
1205 (plus_eqsi_compare): Same.
1206 (neg_eq0<mode>): Same.
1207 (neg_eq<mode>): Same.
1209 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1210 PROCESSOR_POWER4.
1212 2005-08-26 Nick Clifton <nickc@redhat.com>
1214 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1215 TARGET_EP is not defined.
1216 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1217 TARGET_EP is enabled.
1218 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1219 * config/v850/v850.md (save_all_interrupt): Only use the EP
1220 register if TARGET_EP is defined.
1221 (restore_all_interrupt): Likewise.
1222 * config/v850/lib1funcs.asm: Update functions so that the EP
1223 register is only used if __EP__ is defined.
1225 2005-08-26 David Ung <davidu@mips.com>
1227 * config/mips/mips.c (mips_expand_prologue): Handle case when
1228 generating for MIPS16 and the outgoing argument area is more than
1229 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1230 add instruction.
1232 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1234 * config/crx/crx.md: Make doloop_end pattern usage controllable
1235 via mloop-nesting=<max-nesting> command line switch. Make sure
1236 the combiner cannot use doloop_end_<mode> in an illegal way.
1237 * config/crx/crx.c: Use regs up to r6 for argument passing.
1238 Refine crx_address_cost (non cst4 displacements are expensive).
1239 * config/crx/crx.opt: Add switch for mloop-nesting=.
1241 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1243 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1244 (UNSPEC_MVST): New constant.
1246 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1248 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1249 Reject operands containing eliminable registers.
1250 * testsuite/gcc.dg/20050825-1.c: New testcase.
1252 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1253 Jan Hubicka <jh@suse.cz>
1255 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1257 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1259 PR tree-optimization/23546
1260 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1261 and REAL_CST nodes.
1263 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1265 * params.def (PARAM_MIN_SPEC_PROB): New.
1266 * sched-rgn.c (MIN_PROBABILITY): Delete.
1267 (compute_trg_info): Convert to PARAM_VALUE.
1268 * doc/invoke.texi (param): Document min-spec-prob.
1270 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1272 * config/darwin.h: define __PIC__
1273 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1274 TARGET_OS_CPP_BUILTINS macro.
1276 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1278 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1279 yesterday.
1281 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1283 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1284 to duplicate_block.
1285 * cfghooks.c (duplicate_block): Added position where to place
1286 new block as argument.
1287 * cfghooks.h (duplicate_block): Declaration changed.
1288 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1289 duplicate_block.
1290 * cfglayout.h (copy_bbs): Declaration changed.
1291 * cfgloop.h (loop_version): Declaration changed.
1292 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1293 position to copy_bbs.
1294 (loop_version): Pass position to duplicate_loop_to_header_edge.
1295 Add place_after argument and position new blocks according to
1296 it.
1297 * modulo-sched.c (sms_schedule): Pass place_after argument
1298 to loop_version.
1299 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1300 * tree-cfg.c (split_edge_bb_loc): New function.
1301 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1302 to determine position of new blocks.
1303 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1304 to loop_version.
1305 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1306 argument to duplicate_block.
1307 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1308 Pass position to copy_bbs.
1310 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1312 * fold-const.c (ptr_difference_const): Use
1313 cst_and_fits_in_hwi instead of host_integerp.
1315 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1317 * config/darwin.c (gen_pic_offset): New.
1318 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1319 Use it.
1321 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1323 PR tree-optimization/23486
1324 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1326 2005-08-23 Phil Edwards <phil@codesourcery.com>
1328 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1329 remove use_collect2.
1330 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1332 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1333 configuration files to override the default value.
1335 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1336 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1337 * config/vx-common.h: New file, split out from...
1338 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1339 * config/vxworksae.h: New file, for VxWorks AE.
1340 * config/vxworks.opt: New file.
1341 * config/vxlib.c: Update for VxWorks 6.
1343 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1344 other MULTILIB_* variables appropriately.
1345 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1346 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1347 * config/rs6000/vxworks.h: Update for VxWorks 6.
1348 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1350 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1352 PR target/20799
1353 * config/darwin.c (machopic_select_section): Remove the hack to
1354 mark "::operator new" and "::operator delete" for coalescing
1355 even though they are not weak.
1357 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1359 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1360 * configure: Regenerate.
1362 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1364 PR middle-end/23517
1365 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1366 between vectors.
1367 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1368 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1369 Likewise.
1371 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1373 * config/rs6000/predicates.md (equality_operator): New.
1374 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1375 comparison with a large constant.
1377 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1379 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1381 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1383 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1384 registers is even, and we have a hardware double precision fp,
1385 align the buffer.
1386 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1387 size of current argument when checking if argument was passed in
1388 registers.
1390 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1392 PR middle-end/23467
1393 * stor-layout.c (finalize_type_size): Dont override
1394 existing alignment with a smaller alignment from the mode.
1396 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1398 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1399 * lambda.h (lambda_vector_lexico_pos): ... here.
1400 * tree-data-ref.c (build_classic_dist_vector): Return false when
1401 the distance vector is lexicographically negative.
1403 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1405 PR tree-optimization/23511
1406 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1407 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1409 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1411 PR tree-optimization/22043
1412 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1413 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1414 If ALLOW_FLEXARR, handle types ending with flexible array member.
1415 Pass false as second argument to recursive count_type_elements calls.
1416 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1417 argument to count_type_elements call.
1418 * tree-sra.c (decide_block_copy): Likewise.
1419 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1420 for a constant-sized object, set cleared as well. Pass true as
1421 second argument to count_type_elements call.
1423 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1425 PR target/21571
1426 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1427 from legitimate_small_data_p, and make global. Update use.
1428 Remove forward declaration.
1429 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1430 Declare.
1431 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1433 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1435 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1436 of scratch intermediates.
1437 (eq<mode>_compare): Same.
1438 (neg_eq0<mode>): New.
1439 (neg_eq<mode>): Convert to define_insn_and_split.
1441 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1443 PR target/23070
1444 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1445 stdarg functions, set/clear the fp marker even when no variable
1446 args are passed.
1447 * config/rs6000/sysv4.opt (mprototype): Describe.
1449 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1451 PR rtl-optimization/23478
1452 * regs.h (reg_info): Add throw_calls_crossed.
1453 (REG_N_THROWING_CALLS_CROSSED): Define.
1454 * flow.c (allocate_reg_life_data): Initialize
1455 REG_N_THROWING_CALLS_CROSSED.
1456 (propagate_one_insn, attempt_auto_inc): Update
1457 REG_N_THROWING_CALLS_CROSSED.
1458 * global.c (global_alloc): Don't allocate pseudos across
1459 calls that may throw.
1461 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1463 PR c/18715
1464 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1465 value is inbetween the range if we did not find an exact match.
1467 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1469 * doc/invoke.texi (Option Summary): Add ms1 options.
1470 * doc/extend.texi: Document interrupt handler attribute for ms1.
1471 * doc/md.texi: Document ms1 constraints.
1472 * config.gcc: Add ms1-*-elf.
1473 * config/ms1/ms1.h: New.
1474 * config/ms1/ms1.c: New.
1475 * config/ms1/ms1.md: New.
1476 * config/ms1/ms1-protos.h: New.
1477 * config/ms1/ABI.txt: New.
1478 * config/ms1/crti.asm: New.
1479 * config/ms1/crtn.asm: New.
1480 * config/ms1/lib2extra-funcs.c: New.
1481 * config/ms1/t-ms1: New.
1482 * config/ms1/ms1.opt: New.
1484 2005-08-22 Ira Rosen <irar@il.ibm.com>
1486 * config/rs6000/altivec.md (xorv4sf3): New.
1487 (negv4sf2, neg<mode>2): Likewise.
1489 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1491 PR target/23485
1492 * config/ia64/ia64.md (divsi3): Check divide by zero.
1493 (udivsi3): Likewise.
1494 (divdi3): Likewise.
1495 (udivdi3): Likewise.
1497 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1499 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1500 up to elem_bitsize bits, not max_bitsize.
1502 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1504 PR tree-optimization/23433
1505 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1506 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1508 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1510 PR tree-optimization/23434
1511 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1512 the iteration bound is not an INTEGER_CST.
1514 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1516 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1517 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1518 NULL if need_epilog_adjust is false.
1519 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1520 Case 3 always peels first itration, not just for PLUS case, and no need
1521 to use scalar_initial_def here. Create an epilog adjustment only if
1522 scalar_initial_def is not NULL.
1524 (vectorizable_reduction): Remove assert.
1526 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1528 PR target/23485
1529 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1530 (__moddi3): Likewise.
1531 (__udivdi3): Likewise.
1532 (__umoddi3): Likewise.
1533 (__divsi3): Likewise.
1534 (__modsi3): Likewise.
1535 (__udivsi3): Likewise.
1536 (__umodsi3): Likewise.
1538 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1540 * tree-pass.h (TDF_GRAPH): Define.
1541 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1542 * passes.c (finish_optimization_passes): Only call
1543 finish_graph_dump_file if TDF_GRAPH is set.
1544 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1545 NULL. Set TDF_GRAPH bit.
1546 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1548 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1550 * arm.h (arm_stack_offsets): Add locals_base field.
1551 * arm.c (arm_get_frame_offsets): Compute it.
1552 (thumb_compute_initial_elimination offset): Make the Thumb frame
1553 pointer point to the base of the local variables.
1554 (thumb_expand_prologue): Update accordingly.
1555 (thumb_expand_epilogue): Likewise.
1557 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1558 mode of clobbered scratch to DImode. Handle a case that's known to
1559 need this.
1561 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1563 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1564 (gt0<mode>_compare): Delete.
1565 (neg_gt0<mode>): Delete.
1567 2005-08-19 Eric Christopher <echristo@apple.com>
1569 * optabs.h: Change CTI_ to COI_.
1570 * optabs.c: Ditto.
1572 2005-08-19 James E Wilson <wilson@specifix.com>
1574 * builtins.c (expand_builtin_return_addr): Set
1575 current_function_accesses_prior_frames when count != 0. Use
1576 frame_pointer_rtx when count == 0.
1577 * function.h (struct function): Add accesses_prior_frames field.
1578 (current_function_accesses_prior_frames): Define.
1579 * reload1.c (init_elim_table): Check
1580 current_function_accesses_prior_frames.
1581 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1583 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1585 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1586 indicator. Return true if the flowgraph changed during
1587 cleanup.
1589 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1591 PR 23476
1592 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1593 conditional expression before testing its value.
1595 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1597 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1599 2005-08-19 Devang Patel <dpatel@apple.com>
1601 PR tree-optimization/23048
1602 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1603 third parameter. Check whether latch is dominated by exit
1604 block or not.
1605 (if_convertible_loop_p): Supply exit block itself to
1606 if_convertible_bb_p.
1608 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1610 PR target/23473
1611 * arm.md (arm_load_pic_register): Change argument to the mask of
1612 saved registers. Call thumb_find_work_register if we need a
1613 scratch register on Thumb.
1614 (arm_expand_prologue): Pass empty register set to
1615 arm_load_pic_register.
1616 (thumb_expand_prologue): Pass live_regs_mask directly to
1617 arm_load_pic_register.
1618 * arm-protos.h (arm_load_pic_register): Update prototype.
1620 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1622 * sh.c (find_sole_member): New function.
1623 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1624 if the record's alignment is larger than the size of its only member.
1626 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1628 PR target/23436
1629 * arm.c (thumb_legitimize_reload_address): New function.
1630 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1631 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1633 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1635 * config/crx/crx.c: Implement crx_decompose_address. Reject
1636 symbolic displacements since CRX register relative adressing
1637 mode can't handle unsigned 32-bit values as displacements.
1638 * config/crx/crx.h: Simplify definitions, remove redundant
1639 parenthesis and obsolete macros.
1640 * config/crx/crx.opt: Add new switch for debugging addresses.
1641 * config/crx/crx-protos.h: Add new declarations for above.
1643 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1645 PR middle-end/20624
1646 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1647 looking past it.
1649 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1651 * collect2.c (dup2): Delete.
1652 * configure.ac: Don't check for dup2.
1654 * config.in, configure: Regenerate.
1656 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
1658 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1659 record with the type of its only member.
1661 2005-08-18 David Edelsohn <edelsohn@gnu.org>
1663 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1664 define_insn_and_split.
1665 (plus_ltu<mode>_compare): Same.
1666 (gtu<mode>_compare): Same.
1667 (plus_gtu<mode>_compare): Same.
1669 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
1671 PR tree-optimization/22228
1672 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1673 todo_flags_start.
1674 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1675 are recorded in vect_vnames_to_rename for renaming.
1676 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1677 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1678 in vect_vnames_to_rename.
1679 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1680 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1682 2005-08-18 Jan Hubicka <jh@suse.cz>
1684 PR c++/22034
1685 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1686 info only for local statics, not for member variables.
1688 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1690 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1692 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1694 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1696 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
1698 PR middle-end/16045
1699 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1701 2005-08-17 James E Wilson <wilson@specifix.com>
1703 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1704 array size check.
1706 2005-08-17 David Edelsohn <edelsohn@gnu.org>
1708 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1709 (leu<mode>_compare): Same.
1710 (plus_leu<mode>): Same.
1711 (neg_leu<mode>): Same.
1712 (and_neg_leu<mode): Same.
1713 (ltu<mode>_compare): Same.
1714 (plus_ltu<mode>): Same.
1715 (geu<mode>): Same.
1716 (geu<mode>_compare): Same.
1717 (plus_geu<mode>): Same.
1718 (neg_geu<mode>): Same.
1719 (and_neg_geu<mode>): Same.
1720 (plus_gt<mode>): Same.
1721 (gtu<mode>_compare): Same.
1722 (plus_gtu<mode>): Same.
1724 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
1726 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1727 Move call_table_data to end. Delete spurious .text.
1728 (callt_save_all_interrupt): Fix comment typo.
1730 2005-08-17 James E Wilson <wilson@specifix.com>
1731 Kevin Winchester <winchester@amirix.com>
1733 PR target/21684
1734 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1736 2005-08-17 Uros Bizjak <uros@kss-loka.si>
1738 PR target/23268
1739 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1740 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1742 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
1744 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1745 record with the type of its only member if the modes don't match.
1747 * varasm.c (decode_reg_name): Skip empty additional register names.
1749 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
1751 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1752 lsm_tmp_name_length): New.
1753 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1754 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1756 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1757 Andreas Krebbel <krebbel1@de.ibm.com>
1759 * config.gcc: Added z9-109 switch.
1760 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1761 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1762 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1763 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1764 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1765 for "z9_109" cpu attribute.
1766 * config/s390/s390.c (z9_109_cost): New processor cost structure.
1767 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1768 (s390_handle_arch_option): Added z9-109 switch.
1769 (override_options): Set respective cost function for z9-109.
1770 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1771 (legitimate_reload_constant_p): Accept extended immediates.
1772 (print_operand): Three new output modifiers added: k, m and o.
1773 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1774 (s390_output_mi_thunk): Use extended immediate when possible.
1775 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1776 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1777 (CONSTRAINT_LEN): Added length of O constraint.
1778 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1779 * config/s390/s390.md ("cpu"): New value z9_109 added.
1780 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1781 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1782 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1783 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1784 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1785 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1786 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1787 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1788 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1789 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1790 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1791 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1792 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1793 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1794 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1795 immediates.
1796 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1797 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1798 insns for TARGET_EXTIMM.
1800 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
1802 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1804 2005-08-17 Nick Clifton <nickc@redhat.com>
1806 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1807 Call default_encode_section_info.
1809 2005-08-17 Steven Bosscher <stevenb@suse.de>
1811 PR tree-optimization/21574
1812 * tree-ssa-ccp.c (likely_value): If the right hand side is a
1813 constant, return CONSTANT.
1814 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1815 (ccp_fold, visit_assignment): Likewise.
1816 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1818 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1820 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1821 fold_buildN instead of buildN then fold_initializer or fold.
1822 (build_unary_op): Likewise.
1823 (build_binary_op): Likewise.
1824 * fold-const.c (fold_initializer): Remove.
1825 (fold_build1_initializer): New function.
1826 (fold_build2_initializer): New function.
1827 (fold_build3_initializer): New function.
1828 * tree.h (fold_initializer): Remove.
1829 (fold_build1_initializer): New function.
1830 (fold_build2_initializer): New function.
1831 (fold_build3_initializer): New function.
1833 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1835 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1836 (try_move_mult_to_index): Call fold_build2 instead of build2.
1837 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1838 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1839 fold_binary_to_constant.
1840 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1841 fold (build.
1842 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1843 check if A == gcd (A, B). Remove TYPE argument.
1844 (analyze_offset) Use fold_build2 instead of fold (build.
1845 (create_data_ref): Likewise.
1846 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1847 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1848 then fold.
1850 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
1852 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1853 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1855 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
1857 PR tree-opt/23402
1858 * gimplify.c (zero_sized_type): New function.
1859 (gimplify_modify_expr_rhs): If we have a zero sized type,
1860 replace the statement with an empty statement.
1862 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
1864 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1865 fxsave.
1867 2005-08-16 Ian Lance Taylor <ian@airs.com>
1869 * doc/tm.texi (Label Output): Correct typo.
1871 2005-08-16 Steven Bosscher <stevenb@suse.de>
1873 PR target/23376
1874 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1875 force_operand will work later on using have_insn_for.
1877 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1879 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1881 2005-08-16 Ian Lance Taylor <ian@airs.com>
1883 PR c++/23337
1884 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1885 vector type, don't try to construct it element by element. Add an
1886 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1888 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1890 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1892 2005-08-16 Geoffrey Keating <geoffk@apple.com>
1894 * doc/invoke.texi (Precompiled Headers): Document some more options
1895 which are known to be safe.
1897 2005-08-16 James E Wilson <wilson@specifix.com>
1899 PR tree-optimization/21105
1900 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1901 TREE_OVERFLOW check.
1903 2005-08-16 David Edelsohn <edelsohn@gnu.org>
1905 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
1906 (neg_ltu<mode>): Same.
1907 (gtu<mode>): Same.
1908 (neg_gtu<mode>): Same.
1910 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1912 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
1913 (fold_builtin_isdigit): Use fold_buildN.
1914 (build_function_call_expr): Likewise.
1915 * c-typeck.c (c_finish_loop): Likewise.
1917 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
1918 Richard Shann <rshann@superh.com>
1920 PR middle-end/20396:
1921 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
1923 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
1925 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1927 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
1929 PR target/23355
1930 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1931 arm_compure_save_reg0_reg12_mask to determine when the PIC register
1932 must be saved.
1934 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1936 PR middle-end/23369
1937 * fold-const.c (build_range_check): Disable optimization for function
1938 pointer expressions on targets that require function pointer
1939 canonicalization.
1941 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
1943 * simplify-rtx.c (simplify_const_relational_operation): When
1944 extracting arguments of a COMPARE, recompute the mode as well.
1946 2005-08-15 Ian Lance Taylor <ian@airs.com>
1948 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1950 2005-08-15 DJ Delorie <dj@redhat.com>
1952 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1953 the stack.
1954 (movsi_splittable): Allow, but split, moves to the stack.
1955 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1956 stack.
1958 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1960 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1961 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1962 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1964 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1965 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1966 Delete HOST_PTR_PRINTF.
1968 * configure, config.in: Regenerate.
1970 2005-08-15 David Edelsohn <edelsohn@gnu.org>
1972 * config/rs6000/rs6000.md (QHSI): New mode macro.
1973 (wd): Extend mode attr for QImode and HImode
1974 (dbits): New mode attr.
1975 (zero_extend<mode>di2): Convert to mode macro.
1977 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1979 PR target/21841
1980 * doc/invoke.texi (-mgnu-ld): Update description.
1981 (-mhp-ld): Ditto.
1983 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1985 PR 23391
1986 * Makefile.in (tree-chrec.o): Depends on real.h.
1987 * tree-chrec.c: Include real.h.
1988 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1989 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1990 * tree-scalar-evolution.c (add_to_evolution_1,
1991 interpret_rhs_modify_expr): Ditto.
1993 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1995 PR 23386
1996 * tree-data-ref.c (estimate_niter_from_size_of_data): When
1997 step is negative compute the estimation from init downwards to zero.
1999 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2001 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2003 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2005 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2006 constraint.
2007 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2008 Accept double-word constants that can be split.
2009 * config/s390/s390.md ("movti"): Use 'P' constraint.
2010 ("*movdi_31", "*movdf_31"): Likewise.
2012 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2014 Fix PR tree-optimization/22615
2016 * tree-ssa-structalias.c (solution_set_add): Handle
2017 first_vi_for_offset returning NULL.
2018 (do_da_constraint): Ditto.
2019 (do_sd_constraint): Ditto.
2020 (do_ds_constraint): Ditto
2021 (find_func_aliases): Ditto.
2022 (build_constraint_graph): RHS is allowed be ANYTHING.
2023 (first_vi_for_offset): Return NULL if we couldn't find anything at
2024 the offset.
2026 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2028 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2029 over memory as first operand.
2031 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2033 PR target/23360
2034 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2035 available for setting it.
2037 2005-08-14 Ira Rosen <irar@il.ibm.com>
2039 PR tree-optimization/23320
2040 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2041 data-refs' types instead of base object nullness. Add check for
2042 pointer type data-refs before first location comparison. Remove
2043 assert.
2045 2005-08-14 Andreas Schwab <schwab@suse.de>
2047 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2049 2005-08-13 James E Wilson <wilson@specifix.com>
2051 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2052 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2053 -fstack-protector-all, --param ssp-buffer-size): Document.
2054 (-Wvariadic-macros): Alphabetize.
2055 (-fsched-stalled-insns-dep): Add missing 'f'.
2057 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2058 macros.
2060 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2062 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2063 or indirect address operand.
2064 (EXTRA_ADDRESS_CONSTRAINT): New.
2065 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2067 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2069 PR tree-optimization/22236
2070 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2071 successors and predecessors.
2072 * tree-chrec.c (chrec_convert): Before converting, check that
2073 sequences don't wrap.
2074 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2075 (analyze_array): Extern.
2076 (find_data_references_in_loop): Remove call to
2077 compute_estimated_nb_iterations.
2078 * tree-data-ref.h (analyze_array): Declared.
2079 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2080 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2081 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2082 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2083 condition.
2084 * tree-ssa-loop-ivcanon.c: Fix documentation.
2085 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2086 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2087 (infer_loop_bounds_from_undefined): New.
2088 (estimate_numbers_of_iterations_loop): Use
2089 infer_loop_bounds_from_undefined.
2090 (used_in_pointer_arithmetic_p): New.
2091 (scev_probably_wraps_p): Pass an extra parameter. Call
2092 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2093 (convert_step): Fix documentation.
2094 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2095 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2096 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2097 scev_probably_wraps_p.
2099 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2101 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2102 (s390_register_info): Ignore clobbered_regs information for fixed
2103 registers, and only fixed registers.
2104 (s390_init_frame_layout): Remove redundant call.
2106 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2108 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2109 description of -Wold-style-casts.
2111 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2112 Jakub Jelinek <jakub@redhat.com>
2114 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2115 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2116 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2117 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2118 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2119 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2120 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2121 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2122 ("stack_protect_set", "stack_protect_test"): New expanders.
2123 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2124 "stack_protect_testdi"): New insn definitions.
2126 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2128 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2130 2005-08-12 Paul Brook <paul@codesourcery.com>
2132 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2134 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2136 * config/s390/predicates.md (setmem_operand): New predicate.
2137 (shift_count_operand): Accept ANDs with special constants as
2138 operand.
2139 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2140 with special constants.
2141 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2142 shift_count_operand with setmem_operand.
2144 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2146 * config/s390/s390.c (s390_extract_part, s390_single_part):
2147 Type cast added.
2148 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2149 (s390_output_mi_thunk): Don't use lg on 31 bit.
2150 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2151 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2153 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2155 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2156 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2157 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2158 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2159 with one of the new macros.
2161 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2163 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2164 Don't set save_return_addr_p.
2165 (s390_register_info): Make clobbered_regs not depending on
2166 save_return_addr_p.
2168 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2170 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2171 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2173 2005-08-11 James E. Wilson <wilson@specifix.com>
2175 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2177 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2179 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2180 locations gathered by var-tracking in single entry loc_list
2181 over loc_descriptor_from_tree.
2183 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2184 pass it down to loc_descriptor.
2185 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2186 (containing_function_has_frame_base): Move earlier in the file.
2187 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2188 instead of always assuming fbreg can't be used.
2190 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2192 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2193 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2194 Accept address wrapped in AND for Altivec.
2195 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2196 Strip AND wrapping offset address for Altivec.
2198 2005-08-11 Richard Henderson <rth@redhat.com>
2200 PR middle-end/23312
2201 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2202 before using TYPE_IS_SIZETYPE.
2204 2005-08-11 Richard Henderson <rth@redhat.com>
2206 PR target/22225
2207 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2208 insn types not present on ev4.
2209 (alphaev5_insn_pipe): Similarly.
2211 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2213 PR target/23250
2214 * arm.c (arm_override_options): If the user has selected callee-super-
2215 interworking, then enable normal interworking.
2217 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2219 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2220 redefinition.
2222 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2224 * doc/rtl.texi: Fix two typos.
2226 2005-08-11 Richard Guenther <rguenther@suse.de>
2228 PR target/23289
2229 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2230 cases where we call to/from functions returning void.
2232 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2234 PR c++/23225
2235 * tree.c (build_pointer_type_for_mode): Robustify.
2237 2005-08-10 James E Wilson <wilson@specifix.com>
2239 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2240 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2242 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2243 "cum->".
2245 2005-08-10 Eric Christopher <echristo@apple.com>
2247 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2248 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2249 V2DFmode.
2251 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2253 PR target/21887
2254 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2255 for the high part when generating dynamic-no-pic code.
2257 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2259 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2260 (x86_64-*-linux*): Likewise.
2262 * config/i386/crtfastmath.c: New file.
2263 * config/i386/t-crtfm: Likewise.
2265 * config/i386/linux.h (ENDFILE_SPEC): New.
2266 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2268 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2269 crtfastmath.o.
2271 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2273 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2274 (vec_shl, vec_shr): Document new operations.
2275 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2277 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2279 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2280 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2281 change predicate to indexed_or_indirect_address.
2283 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2285 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2286 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2287 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2288 and __aeabi_uwrite8.
2289 * config/arm/unaligned-funcs.c: New file.
2290 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2292 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2294 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2295 Add dump.
2296 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2297 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2298 Add dump.
2299 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2300 * final.c (pass_shorten_branches): Add dump.
2301 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2302 (pass_life): Rename dump.
2303 (rest_of_handle_flow2): Remove initial verify_flow_info.
2304 * function.c (pass_instantiate_virtual_regs): Add dump.
2305 * integrate.c (pass_initial_value_sets): Add dump.
2306 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2307 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2308 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2309 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2310 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2311 gate_rtl_unrool_and_peel_loops): New.
2312 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2313 rtl_doloop): Do not look at flags.
2314 * mode-switching.c (pass_mode_switching): Add dump.
2315 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2316 pass_split_before_regstack): Add dump.
2317 * regmove.c (pass_stack_adjustments): Add dump.
2318 * tree-optimize.c (pass_fixup_cfg): Add dump.
2320 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2322 PR 23309
2323 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2324 deciding which instruction sequence to use.
2326 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2328 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2329 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2331 2005-08-09 Richard Guenther <rguenther@suse.de>
2333 * c-common.c (builtin_function_2): Remove.
2334 (def_builtin_1): New function.
2335 (c_common_nodes_and_builtins): Use def_builtin_1 to
2336 build builtin functions.
2338 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2340 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2341 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2342 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2343 Visual DSP.
2345 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2347 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2348 fold_binary instead of fold_build2 since we don't care about the
2349 resulting tree.
2350 (loop_niter_by_eval): Likewise.
2351 (compare_trees): Likewise.
2352 (proved_non_wrapping_p): Likewise.
2354 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2356 PR c/23161
2357 PR c/23165
2358 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2359 if the if is really empty.
2361 2005-08-09 Steven Bosscher <stevenb@suse.de>
2363 PR tree-optimization/23234
2364 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2365 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2366 argument of the new enum.
2367 (execute_cse_reciprocals): Add reciprocals for function arguments
2368 on the unique successor edge of the entry block. Update other calls
2369 to execute_cse_reciprocals_1.
2371 2005-08-08 Richard Henderson <rth@redhat.com>
2373 PR 22439
2374 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2376 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2378 * expr.c (write_complex_part): Return after handling MEM.
2380 2005-08-08 Josh Conner <jconner@apple.com>
2382 PR rtl-optimization/23241
2383 * combine.c (simplify_comparison): Fix error in determining
2384 whether to lift a subreg from comparison.
2386 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2388 PR target/18506
2389 * config/rs6000/altivec.md (vec_init<mode>): New.
2390 (vec_set<mode>): New.
2391 (vec_extract<mode>): New.
2392 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2393 (rs6000_expand_vector_set): New.
2394 (rs6000_expand_vector_extract): New.
2395 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2396 for Altivec modes before reload.
2397 (altivec_expand_vec_init_builtin): New.
2398 (get_element_number): New.
2399 (altivec_expand_vec_set_builtin): New.
2400 (altivec_expand_vec_ext_builtin): New.
2401 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2402 builtins.
2403 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2404 builtins.
2405 * config/rs6000/rs6000.h (rs6000_builtins): Add
2406 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2407 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2408 * config/rs6000/rs6000-protos.h: Declare new functions.
2410 2005-08-08 Jan Hubicka <jh@suse.cz>
2412 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2413 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2414 * i386.md (movdi*): Use pic_32bit_operand.
2415 * predicates.md (pic_32bit_operand): New.
2417 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2419 PR c++/21166
2420 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2422 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2424 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2425 (test_for_singularity): Use fold_build2.
2427 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2429 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2431 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2433 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2434 (COMMON_ASM_OP) Define.
2435 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2436 (ix86_encode_section_info): Likewise.
2437 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2438 SUBTARGET_ENCODE_SECTION_INFO.
2440 2005-08-06 Richard Henderson <rth@redhat.com>
2442 PR 21894
2443 * tree-nested.c (convert_local_reference): Save and restore val_only
2444 around component_ref and friends. Clear walk_subtrees by default.
2446 2005-08-06 Peter O'Gorman <peter@pogma.com>
2448 PR 21366
2449 * gcc.c (process_command): Check the argument to -b has a dash.
2450 * doc/invoke.texi: Update -b and -V docs.
2452 2005-08-06 James E Wilson <wilson@specifix.com>
2454 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2456 2005-08-06 Michael Matz <matz@suse.de>
2458 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2459 member only if only one insn is associated with the value.
2461 2005-08-06 Nick Clifton <nickc@redhat.com>
2463 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2464 New define.
2465 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2466 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2467 Check symbol flags instead of symbol name mangling.
2468 (xstormy16_asm_output_aligned_common): Likewise. Also
2469 simplify code since the bss100_section cass is the only case
2470 where the below100 code will be triggered.
2471 (xstormy16_encode_section_info): Encode below100 attribute
2472 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2473 the name.
2474 (xstormy16_strip_name_encoding): Delete - this function is no
2475 longer needed.
2476 (TARGET_STRIP_NAME_ENCODING): Undefine.
2477 * config/stormy16/stormy16-protos.h: Delete prototype for
2478 xstormy16_strip_name_encoding.
2480 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2482 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2483 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2484 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2485 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2486 config/alpha/predicates.md, config/arc/arc.h,
2487 config/arm/arm.h, config/arm/ieee754-df.S,
2488 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2489 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2490 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2491 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2492 config/m68hc11/m68hc11.h, config/mips/mips.c,
2493 config/mips/mips.h, config/mips/openbsd.h,
2494 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2495 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2496 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2497 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2498 config/sparc/linux.h, config/sparc/linux64.h,
2499 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2500 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2501 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2502 typos. Follow spelling conventions.
2504 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2506 PR c/23113
2507 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2508 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2509 specially. Check for side effects only for COND_EXPR.
2510 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2511 return with TREE_NO_WARNING.
2513 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2515 PR rtl-optimization/23233
2516 * loop.c (combine_movables): Require the modes to be the same.
2517 (move_movables): Remove handling of cases where the replacement
2518 had a different mode to the original.
2520 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2522 PR tree-optimization/23128
2523 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2524 subtraction wrap, and set TREE_OVERFLOW if they do.
2526 2005-08-05 Richard Henderson <rth@redhat.com>
2528 PR 21728
2529 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2530 FORCED_LABEL labels.
2532 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2534 PR middle-end/23135
2535 * reload.c (find_reloads_subreg_address): Pass down TYPE
2536 unchanged. Change all callers except find_reloads_toplev.
2538 2005-08-05 Michael Matz <matz@suse.de>
2540 * genattrtab.c (current_alternative_string): Remove.
2541 (SIMPLIFY_ALTERNATIVE): Ditto.
2542 (attr_alt_bit_p): Ditto.
2543 (alternative_name): Make const char *.
2544 (evaluate_eq_attr): Remove use of above things.
2545 (simplify_test_exp): Ditto.
2546 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2547 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2549 2005-08-04 James E Wilson <wilson@specifix.com>
2551 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2552 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2553 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2554 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2555 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2557 2005-08-04 Richard Henderson <rth@redhat.com>
2559 PR 21529
2560 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2561 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2562 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2563 if we'd have to instantiate too many members.
2565 2005-08-04 Richard Henderson <rth@redhat.com>
2567 PR 21291
2568 * tree-outof-ssa.c (coalesce_asm_operands): New.
2569 (coalesce_ssa_name): Use it. Split out ...
2570 (coalesce_phi_operands, coalesce_result_decls): ... these.
2572 2005-08-04 Paul Brook <paul@codesourcery.com>
2574 * read-rtl.c (read_quoted_string): Break if EOF.
2576 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2578 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2579 (fold_build2): Likewise.
2580 (fold_build3): Likewise.
2581 (fold_build1_stat): New function prototype.
2582 (fold_build2_stat): Likewise.
2583 (fold_build3_stat): Likewise.
2584 * fold-const.c (fold_build1): Rename to ..
2585 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2586 through to build1_stat.
2587 (fold_build2): Rename to ..
2588 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2589 through to build2_stat.
2590 (fold_build3): Rename to ..
2591 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2592 through to build3_stat.
2594 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2595 Ian Lance Taylor <ian@airs.com>
2597 * function.c (assign_stack_local_1): Do not correct stack slot
2598 address if allocation size is smaller than mode size.
2600 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2602 PR 22037
2603 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2604 (tree_merge_blocks): Propagate anything allowed by
2605 may_propagate_copy.
2606 Clarify documentation.
2607 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2608 SSA form, schedule an update if necessary.
2610 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2612 * doc/install.texi (Binaries): Remove broken link to
2613 Sinix/Reliant Unix binaries.
2615 2005-08-03 Richard Henderson <rth@redhat.com>
2617 PR 23221
2618 * function.c (stack_protect_epilogue): Export.
2619 * tree.h (stack_protect_epilogue): Declare.
2620 * calls.c (expand_call): Call it.
2622 2005-08-03 Eric Christopher <echristo@apple.com>
2624 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2625 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2626 spec.
2628 2005-08-04 Jan Hubicka <jh@suse.cz>
2630 * profile.c (branch_prob): Split edges with goto locus on them
2631 to get proper line counts.
2632 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2634 2005-08-03 Paul Brook <paul@codesourcery.com>
2636 * function.c (assign_parms): Round current_function_args_size
2637 to PARM_BOUNDARY, not STACK_BOUNDARY.
2639 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2641 * config/i386/i386.c (x86_elf_aligned_common)
2642 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2644 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2646 PR tree-optimization/23157
2647 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2648 before emitting them.
2650 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2652 PR tree-optimization/19899
2653 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2654 * tree-scalar-evolution.c: Include real.h.
2655 (add_to_evolution): Build constant -1 of correct type.
2657 2005-08-03 Jan Hubicka <jh@suse.cz>
2659 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2660 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2661 profile updating for complette unrolling.
2662 * loop-unroll.c (peel_loop_completely): Use it.
2663 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2664 (tree_unroll_loops_completely): Disable code growing unrolling of cold
2665 loops.
2667 2005-08-03 Paul Brook <paul@codesourcery.com>
2669 * combine.c (can_change_dest_mode): New function.
2670 (try_combine, simplify_set): Use it.
2672 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
2674 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2675 TFmode to BLKmode.
2677 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
2679 * doc/install.texi (Specific): Adjust link to openavr.org.
2680 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2681 (Binaries): Adjust HP-UX Porting Center link.
2682 (Binaries): Adjust Free Software Foundation ordering link.
2684 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
2686 * convert.c (convert_to_integer): Use fold_build1 instead of
2687 build1 when converting an integer to an integer.
2689 2005-08-02 Richard Henderson <rth@redhat.com>
2691 * combine.c (combine_instructions): Don't use reg_equal/equiv
2692 results if the mode doesn't match.
2694 2005-08-02 Mark Mitchell <mark@codesourcery.com>
2696 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2697 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2699 2005-08-02 Richard Henderson <rth@redhat.com>
2701 PR 23196
2702 * explow.c (memory_address): Remove special-case for
2703 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2705 2005-08-02 Diego Novillo <dnovillo@redhat.com>
2707 PR 23164
2708 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2709 number of calls to cleanup_tree_cfg_1.
2711 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
2713 * doc/invoke.texi: document file extensions .F90 and .F95
2715 2005-08-02 Richard Guenther <rguenther@suse.de>
2717 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2718 positive if its first argument is positive.
2720 2005-08-02 Richard Guenther <rguenther@suse.de>
2722 PR tree-optimization/23177
2723 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2724 on TMR_TAG.
2726 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
2728 PR tree-optimization/23129
2729 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2730 varying for divisions with anti-ranges.
2732 2005-08-02 Jan Hubicka <jh@suse.cz>
2734 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2735 * tree-ssa-threadupdate.c (thread_block): Add it here.
2737 2005-08-01 James E Wilson <wilson@specifix.com>
2739 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2740 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2741 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2742 New.
2743 * config/mips/predicates.md (const_call_insn_operand): Add check for
2744 SYMBOL_REF_LONG_CALL_P.
2745 * doc/extend.texi (long_call): Document the new attribute.
2747 2005-08-01 Ian Lance Taylor <ian@airs.com>
2748 Richard Henderson <rth@redhat.com>
2750 * Makefile.in (RTL_BASE_H): Add real.h.
2751 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2752 instead of memcpy.
2753 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2754 directly.
2755 * rtl.c (rtl_check_failed_code_mode): New.
2756 * rtl.h (struct rtx_def): Add u.rv.
2757 (XCMWINT, XCNMPRV): New.
2758 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2759 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2761 2005-08-01 Richard Henderson <rth@redhat.com>
2763 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2764 with auto-inc codes.
2766 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2768 2005-08-01 Jan Hubicka <jh@suse.cz>
2770 * i386-protos.h (asm_preferred_eh_data_format): Declare.
2771 * i386.c: Include dwarf2.h
2772 (asm_preferred_eh_data_format): New.
2773 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2775 2005-08-01 Ian Lance Taylor <ian@airs.com>
2777 * config/host-linux.c (linux_gt_pch_get_address): Add new name
2778 randomize_va_space for virtual address randomization control.
2780 2005-08-01 Steven Bosscher <stevenb@suse.de>
2782 * common.opt (flag_ipa_cp): Put in right place to maintain
2783 alphabetic sort.
2785 2005-08-01 Jan Hubicka <jh@suse.cz>
2787 * profile.c (compute_value_histograms): Fix thinko.
2788 * value-prof.c: Include toplev.h
2789 (check_counter): New function.
2790 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2791 tree_mod_subtract_transform): Add sanity check.
2793 2005-08-01 Richard Guenther <rguenther@suse.de>
2795 PR tree-optimization/23133
2796 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2797 current functions parameter decls to find defs to cse
2798 reciprocals of.
2800 2005-08-01 Richard Guenther <rguenther@suse.de>
2802 PR tree-optimization/23109
2803 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2804 If trapping math is in effect, use post-dominator information
2805 to check if we'd in any case reach a trapping point before
2806 doing the reciprocal insertion.
2807 (execute_cse_reciprocals): Compute post-dominators, if necessary.
2808 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2809 expressions are invariant only if trapping math is not in effect.
2811 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2813 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2814 cgraph_function_versioning): New declarations.
2815 * cgraphunit.c: Add include to ipa-prop.h.
2816 (update_call_expr, cgraph_copy_node_for_versioning,
2817 cgraph_function_versioning): New functions.
2818 * integrate.c (copy_decl_for_inlining): Remove.
2819 * ipa-prop.h (ipa_replace_map): New struct.
2820 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2821 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2822 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2823 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2824 ipcp_iterate_stage, ipcp_method_scale_print,
2825 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2826 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2827 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2828 ipcp_update_bb_counts, ipcp_update_profiling,
2829 ipcp_update_edges_counts): New functions.
2830 (ipcp_method_cval_init): Remove restriction regarding local methods.
2831 (ipcp_init_stage): Add ipcp_method_compute_scale.
2832 (ipcp_insert_stage): Add versioning.
2833 (ipcp_structures_print): Add ipcp_method_scale_print.
2834 (ipcp_driver): Dump profiling info.
2835 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2836 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2837 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2838 (struct inline_data): Add versioning_p, ipa_info, new fields.
2839 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2840 declare_return_variable): Replace calls to copy_decl_for_inlining with
2841 copy_decl_for_dup.
2842 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2843 versioning support.
2844 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2845 Add argument VERSIONING.
2846 (copy_arguments_for_versioning, copy_static_chain,
2847 function_versionable_p, tree_versionable_function_p,
2848 tree_function_versioning, replace_ref_tree): New functions.
2849 * tree-inline.h: Include varray.h.
2850 (tree_versionable_function_p, tree_function_versioning,
2851 tree copy_decl_for_dup): New declarations.
2853 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2855 * ipa-cp.c: New file. Contains IPCP specific functionality.
2856 * ipa-prop.h: New file. Contains structures/definitions that can be
2857 used by several interprocedural data flow optimizations (and also IPCP).
2858 * ipa-prop.c: New file.
2859 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2860 * common.opt: Add ipa-cp flag.
2861 * timevar.def: Add IPCP optimization.
2862 * tree-optimize.c (init_tree_optimization_passes): Schedule
2863 pass_ipa_cp.
2864 * tree-pass.h (pass_ipa_cp): Declare.
2866 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
2868 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2869 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2870 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2871 config/i386/i386.c, config/mips/mips.h,
2872 config/rs6000/rs6000.h, config/sh/sh.c,
2873 config/stormy16/stormy16.c: Fix comment typos.
2875 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
2877 PR c/22311
2878 * c-typeck.c (build_binary_op): Use common_type wrapper on
2879 shortened types.
2880 (common_type): Update comment.
2882 2005-07-31 Steven Bosscher <stevenb@suse.de>
2884 PR target/23095
2885 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2886 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2887 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2889 2005-07-31 Jan Hubicka <jh@suse.cz>
2891 * pretty-print.h (pp_widest_integer): New macro.
2892 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
2893 counts.
2895 2005-07-31 Jan Hubicka <jh@suse.cz>
2897 * output.h (enum section_category): Export from varasm.c
2898 (categorize_decl_for_section): Likewise.
2899 * varasm.c (enum section_category): Kill.
2900 (categorize_decl_for_section): Make global.
2901 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
2902 Declare.
2903 * i386.c (ix86_section_threshold): New static variable.
2904 (ix86_in_large_data_p, ix86_encode_section_info,
2905 x86_64_elf_unique_section,
2906 x86_64_elf_select_section): New functions.
2907 (TARGET_ENCODE_SECTION_INFO): Define
2908 (override_options): Enable medium model for PIC.
2909 (ix86_expand_prologue): Expand gen_set_got_rex64.
2910 (legitimate_constant_p): Handle new UNSPECs.
2911 (legitimate_pic_address_disp_p): Likewise.
2912 (legitimize_pic_address): Lower MEDIUM model addressing.
2913 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
2914 (enum cmodel): Add MEDIUM_PIC.
2915 (SYMBOL_REF_FAR_ADDR_P): New macro.
2916 (SYMBOL_FLAG_FAR_ADDR): New flag.
2917 * i386.md (movdi): Support medium model.
2918 (set_got_rex64): New pattern.
2919 * i386.opt (mlarge-data-threshold): New flag.
2920 * predicates.md (zext_operand/sext_operand): Deal with medium model.
2921 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
2922 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
2923 TARGET_ASM_UNIQUE_SECTION): New.
2925 * invoke.texi (-mlarge_data_threshold): Document
2927 2005-07-31 Jan Hubicka <jh@suse.cz>
2929 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2930 (coalesce_vars): Likewise.
2931 * tree-ssa-live.c (coalesce_cost): New.
2932 (build_tree_conflict_graph): Use coalesce_cost.
2933 * tree-ssa-live.h (coalesce_cost): Declare.
2935 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
2937 * arm.md (all peepholes for post-increment operations): Delete.
2938 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2939 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2940 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2941 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2942 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2944 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
2946 * fold-const.c (tree_expr_nonnegative_p): Always return true for
2947 non-integral types.
2949 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
2951 PR target/22582
2952 * doc/invoke.texi: Document -rdynamic.
2954 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
2956 PR c/23143
2957 * c-parser.c (c_parser_parms_list_declarator): Call
2958 mark_forward_parm_decls.
2959 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2960 decls with visibility structure.
2962 2005-07-30 Paul Brook <paul@codesourcery.com>
2964 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2966 2005-07-30 Paul Brook <paul@codesourcery.com>
2968 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2969 prototype.
2970 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2971 value for mode.
2972 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2974 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2976 PR c/529
2977 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2978 nested function declarators.
2979 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2980 (grokparms): Call warn_if_shadowing for parameters used within the
2981 parameter list.
2982 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2983 not used within the parameter list.
2984 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2986 2005-07-30 Jan Hubicka <jh@suse.cz>
2988 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2989 * i386.c (ix86_fixup_binary_operands): Likewise.
2990 (ix86_expand_unary_operator): Likewise.
2991 (ix86_expand_fp_absneg_operator): Likewise.
2992 * optabs.c (expand_vec_cond_expr): Validate dest.
2994 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2996 PR c/21720
2997 * real.c (real_from_string): Also set last bit if there is a
2998 nonzero hex digit beyond GCC's internal precision after ".".
3000 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3002 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3003 define_constants. Change duplicate values to unassigned numbers.
3004 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3005 (*altivec_vspltsf): New.
3006 (altivec_vperm_v4sf): Delete.
3007 (altivec_vperm_<mode>): Use mode macro V.
3008 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3009 (altivec_predicate_v4sf): Delete.
3010 (altivec_predicate_<mode>): Use mode macro V.
3011 (*altivec_lvesfx): New.
3012 (*altivec_stvesfx): New.
3013 (vec_realign_load_v4sf): Delete.
3014 (vec_realign_load_<mode>): Use mode macro V.
3015 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3016 UNSPECV_SET_VRSAVE.
3018 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3020 PR bootstrap/23131
3021 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3022 string.
3023 * configure: Regenerated.
3025 2005-07-29 Paul Brook <paul@codesourcery.com>
3027 * doc/install.texi: Add link to GFortran binaries wiki page.
3029 2005-07-29 David Ung <davidu@mips.com>
3031 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3032 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3033 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3034 * config/mips/mips.md (cpu): Add 5kf name.
3035 (includes): Includes 5k.md.
3036 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3037 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3038 -march flag.
3040 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3042 PR 22550
3043 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3044 (cleanup_tree_cfg): ... here.
3045 Call cleanup_tree_cfg_1 until there are no more cleanups to
3046 do.
3048 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3050 * tree-vrp.c (compare_range_with_value): Return true or false
3051 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3052 EQ_EXPR respectively.
3054 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3056 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3057 Fix comment typos.
3059 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3061 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3062 (tree_ssa_dominator_optimize): Increment it.
3063 (dump_dominator_optimization_stats): Print it.
3065 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3066 Steven Bosscher <stevenb@suse.de>
3068 PR rtl-optimization/23117
3069 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3070 when head == tail. Tidy comment.
3072 2005-07-28 Richard Henderson <rth@redhat.com>
3074 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3075 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3076 * jump.c (rtx_renumbered_equal_p): Likewise.
3077 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3078 CONST_INT and CONST_DOUBLE.
3079 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3080 * reload.c (operands_match_p): Special case CONST_INT and
3081 CONST_DOUBLE; check mode earlier.
3083 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3085 PR c/22240
3086 * c-typeck.c (convert_for_assignment): Do not check
3087 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3089 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3091 PR c/22192
3092 * c-typeck.c (composite_type): Prefer constant size arrays to
3093 VLAs.
3095 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3097 PR c/21720
3098 * real.c (real_from_string): Set last bit if there is a nonzero
3099 hex digit beyond GCC's internal precision.
3101 2005-07-28 Richard Henderson <rth@redhat.com>
3103 PR rtl-opt/22619
3104 * cfgcleanup.c (try_forward_edges): Watch out for end of
3105 insn chain.
3107 2005-07-28 James E Wilson <wilson@specifixinc.com>
3109 PR c/23106
3110 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3112 2005-07-28 Jan Hubicka <jh@suse.cz>
3114 * Makefile.in (rtl-profile.o): Kill all traces of it.
3115 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3116 * coverage.h (rtl_coverage_counter_ref): Kill.
3117 * opts.c (flag_speculative_prefetching_set): Kill.
3118 (flag_loop_optimize_set): New.
3119 (common_handle_option): Disable loop optimizer when profiling;
3120 do not handle speculative prefetching.
3121 * passes.c (init_optimization_passes): Replace pass_profiling combo
3122 by branch_prob pass.
3123 * profile.c (compute_value_histograms): Update for simplified value
3124 profiles.
3125 (rtl_register_profile_hooks): Kill.
3126 (pass_profiling): Kill.
3127 (rest_of_handle_branch_prob): Do not profile.
3128 * toplev.c (process_options): Remove speculative prefetching.
3129 * toplev.h (flag_tree_based_profiling): Kill.
3130 * tree-profile.c (prepare_instrumented_value,
3131 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3132 tree_gen_one_value_profiler, do_tree_profiling): Update for
3133 simplified datastructures.
3134 * value-prof.c: Add comment that speculative prefetching was dropped;
3135 update rest of file for simplified datastructures.
3136 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3137 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3138 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3139 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3140 rtl_mod_subtract, gen_speculative_prefetch,
3141 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3142 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3143 (gate_handle_value_profile_transformations,
3144 rest_of_handle_value_profile_transformations,
3145 pass_value_profile_transformations): Kill.
3146 * value-prof.h (histogram_value_t): Remove IL based unions.
3147 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3148 rtl_profile_hooks): Remove hooks.
3150 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3152 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3153 (cgraph_clone_node): Likewise.
3154 * cgraph.h (cgraph_clone_edge): Update prototype.
3155 (cgraph_clone_node): Likewise.
3156 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3157 cgraph_clone_node.
3158 (lookup_recursive_calls): Consider profile.
3159 (cgraph_decide_recursive_inlining): Fix updating; use new
3160 probability argument; use profile.
3161 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3162 * tree-inline.c (copy_bb): Update clal of clone_edge.
3163 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3165 * invoke.texi (min-inline-recursive-probability): Document.
3167 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3169 * doc/install.texi (Configuration): Update Valgrind homepage.
3171 2005-07-28 Richard Henderson <rth@redhat.com>
3173 PR middle-end/21362
3174 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3175 labels we want to delete.
3176 (cfg_layout_merge_blocks): Likewise.
3178 2005-07-28 Richard Henderson <rth@redhat.com>
3180 PR target/17692
3181 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3182 when expanding to nothing.
3184 2005-07-28 Josh Conner <jconner@apple.com>
3186 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3187 (cgraph_decide_inlining_of_small_functions): Likewise.
3189 2005-07-28 Josh Conner <jconner@apple.com>
3191 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3192 direction of badness if negative.
3193 (cgraph_default_inline_p): Add reason to parameters, and assign it
3194 a value.
3195 (cgraph_decide_inlining_of_small_functions): New parameter in call
3196 to cgraph_default_inline_p.
3197 (cgraph_decide_inlining_incrementally): Likewise.
3198 * cgraphunit.c (decide_is_function_needed): Likewise.
3199 * cgraph.h (cgraph_default_inline_p): Likewise.
3201 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3203 * builtins.c: Fix comment typo(s).
3204 * genautomata.c: Likewise.
3205 * gimplify.c: Likewise.
3206 * tree-dfa.c: Likewise.
3207 * tree-flow-inline.h: Likewise.
3208 * tree-into-ssa.c: Likewise.
3209 * tree-ssa-alias.c: Likewise.
3210 * tree-ssa-ccp.c: Likewise.
3211 * tree-ssa-copy.c: Likewise.
3212 * tree-ssa-dce.c: Likewise.
3213 * tree-ssa-dom.c: Likewise.
3214 * tree-ssa-operands.c: Likewise.
3215 * tree-tailcall.c: Likewise.
3216 * tree-vectorizer.c: Likewise.
3217 * tree-vrp.c: Likewise.
3218 * tree.c: Likewise.
3220 2005-07-28 Jeff Law <law@redhat.com>
3222 * tree-vrp.c (test_for_singularity): Extracted from ...
3223 (simplify_cond_using_ranges): Attempt to simplify a relational
3224 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3226 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3228 PR tree-optimization/22506
3229 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3230 phis whose argument is constant.
3232 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3234 PR rtl-optimization/18992
3235 Back out this patch:
3236 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3237 PR optimization/12142
3238 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3239 uses of the register in the SET_SRC. Remove unnecessary argument.
3241 Replace it with this:
3242 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3243 if flag_non_call_exceptions is set and the insn may trap, pass
3244 pc_rtx as dest for recursion.
3245 In SET_SRC part of SET case, if dest is already set, pass it down
3246 unchanged.
3248 2005-07-28 Jan Hubicka <jh@suse.cz>
3250 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3251 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3252 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3253 roundoff errors.
3254 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3255 profile when available.
3257 2005-07-28 Jan Beulich <jbeulich@novell.com>
3259 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3260 (ia64_print_operand): Describe and handle 'X'.
3261 (ia64_register_move_cost): Also handle FP_REGS.
3262 (ia64_preferred_reload_class): Likewise.
3263 (ia64_secondary_reload_class): Likewise.
3264 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3265 it. Also check for ITANIUM_CLASS_FLDP.
3266 * config/ia64/ia64.h (FP_REGNO_P): New.
3267 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3268 (reg_class): Add FP_REGS.
3269 (REG_CLASS_NAMES): Adjust for it.
3270 (REG_CLASS_CONTENTS): Likewise.
3271 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3272 (REG_CLASS_FROM_LETTER): Handle 'x'.
3273 (CLASS_MAX_NREGS): Handle FP_REGS.
3274 (MEMORY_MOVE_COST): Likewise.
3275 * config/ia64/ia64.md (itanium_class): Add fldp.
3276 (type): Handle fldp.
3277 (movti_internal): More allowable operand combinations. Use ldfp8 when
3278 splitting unnecessary. Remove predicable attribute. Adjust
3279 itanium_class attribute.
3280 (smuldi3_highpart): Remove outdated comment.
3281 (mulditi3, umulditi3, rotlti3): New expanders.
3282 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3283 (absti2): Disabled new insn for future reference.
3284 Respective new splitters.
3285 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3286 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3287 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3289 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3291 PR rtl-optimization/23047
3292 * simplify-rtx.c (simplify_const_relational_operation): Respect
3293 flag_wrapv for comparisons with ABS.
3295 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3297 PR tree-optimization/22493
3298 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3299 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3301 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3303 * config/frv/frv.opt (moptimize-membar): New.
3305 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3307 * config/frv/frv.h: Remove machine_function definition.
3309 * config/frv/frv.c (struct frv_io): New.
3310 (struct machine_function): Moved from frv.h. Add has_membar_p.
3311 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3312 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3313 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3314 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3315 (frv_reorg): Call frv_optimize_membar when appropriate.
3316 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3317 (frv_expand_builtin): Adjust calls accordingly.
3318 (frv_io_address_cookie): New function.
3319 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3320 load or store rather than a special insn. Add ccnstant address and
3321 io-type operands to the membar.
3322 (frv_ifcvt_modify_tests): Unsign regno.
3323 (frv_ifcvt_modify_tests): Same.
3325 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3326 UNSPEC_OPTIONAL_MEMBAR constant.
3327 (builtin_read_<mode>): Delete.
3328 (builtin_write_<mode>): Delete.
3329 ("optional_membar_<mode>"): Add operand.
3331 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3332 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3333 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3334 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3335 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3336 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3337 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3338 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3339 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3341 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3343 * df.c (df_uses_record): Handle SCRATCH.
3345 2005-07-28 Steven Bosscher <stevenb@suse.de>
3347 PR debug/20161
3348 * passes.c (rest_of_decl_compilation): If decl is a type and
3349 we have encountered errors, don't emit debug information.
3351 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3353 * params.def: Fixed comment.
3355 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3357 PR target/19885
3358 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3359 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3360 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3362 2005-07-27 Steven Bosscher <stevenb@suse.de>
3364 PR c++/22003
3365 * varasm.c (assemble_start_function): Don't do anything that may
3366 require a CFG if the current function is a thunk.
3368 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3370 * doc/install.texi (Prerequisites): Mention that perl is needed
3371 to do export control in libstdc++ targetting Darwin.
3373 2005-07-27 Steven Bosscher <stevenb@suse.de>
3375 PR rtl-optimization/17808
3376 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3377 (sched_insns_conditions_mutex_p): Split out from...
3378 (add_dependence): ...here. But don't call it from here.
3379 (add_dependence_list): Check sched_insns_conditions_mutex_p
3380 before calling add_dependence.
3381 (add_dependence_list_and_free): Likewise.
3382 (fixup_sched_groups): Likewise.
3383 (sched_analyze_1): Likewise.
3384 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3385 (sched_analyze): Likewise.
3386 (sched_analyze_insn): Likewise.
3387 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3388 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3389 dependencies on all COND_EXEC insns to jumps ending basic blocks
3390 when doing intrablock scheduling.
3391 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3393 2005-07-27 Jeff Law <law@redhat.com>
3395 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3396 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3397 equivalency sets, correctly handle the case were vr0 has an
3398 equivalency set, but vr1 does not.
3400 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3402 PR tree-optimization/23073
3403 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3404 vect_print_dump_info before fprintf.
3406 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3408 PR tree-optimize/22348
3409 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3410 Fold the partial computation.
3412 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3414 PR tree-optimization/22325
3415 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3416 Declare.
3417 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3418 value replacement.
3419 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3420 (force_var_cost): ... this function.
3421 (compute_phi_arg_on_exit): Export.
3423 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3425 PR tree-optimization/20773
3426 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3427 edge.
3429 2005-07-27 Richard Guenther <rguenther@suse.de>
3431 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3432 Avoid pushing again if current struct contains only
3433 fields we decomposed.
3435 2005-07-27 Jan Hubicka <jh@suse.cz>
3437 PR tree-optimization/22574
3438 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3439 not available.
3441 * tree-tailcall.c (decrease_profile): New function.
3442 (eliminate_tail_call): Use it.
3444 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3445 visibility flags correctly in whole program mode.
3447 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3449 PR rtl-optimization/22472
3450 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3452 2005-07-26 Steven Bosscher <stevenb@suse.de>
3454 PR tree-optimization/22504
3455 * tree-complex.c (expand_complex_addition): Use 'code' instead
3456 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3458 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3460 * config.gcc (cpu_type): Add frv case.
3461 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3462 (supported_defaults): Add fr550 case.
3464 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3466 PR 22591
3467 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3468 whether a pointer of type T * may point to objects of type T *.
3470 2005-07-26 DJ Delorie <dj@redhat.com>
3472 * configure: Regenerate.
3474 2005-07-26 Dale Johannesen <dalej@apple.com>
3476 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3478 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3480 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3481 Clarify use of "build" in name.
3483 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3485 * doc/extend.texi (Raw read/write Functions): New section.
3486 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3487 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3488 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3489 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3490 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3491 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3492 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3493 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3494 * config/frv/frv.c: Add bdesc_loads global.
3495 Add bdesc_stores global.
3496 (frv_init_builtins): Add support for __builtin_{read/write}*.
3497 (frv_volatile_memref): New.
3498 (frv_expand_load_builtin): New.
3499 (frv_expand_store_builtin): New.
3500 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3501 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3502 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3503 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3504 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3505 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3506 (builtin_read_<mode>): New.
3507 (builtin_write_<mode>): New.
3508 (builtin_write64): New.
3509 (optional_membar_<mode>): New.
3511 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3513 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3514 (rather than units) against HOST_BITS_PER_WIDE_INT.
3516 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3518 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3519 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3520 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3521 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3522 FSF address.
3524 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3525 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3526 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3527 comment typos.
3528 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3530 2005-07-26 Richard Guenther <rguenther@suse.de>
3532 PR tree-optimization/22486
3533 * fold-const.c (fold_unary): Fold away useless component
3534 references of the form (T *)&T.x, if the address
3535 doesn't change.
3537 2005-07-25 James E Wilson <wilson@specifixinc.com>
3539 * dwarf2out.c (add_call_src_coords_attributes): New.
3540 (gen_inlined_subroutine_die): Call it.
3541 (maybe_emit_file, init_file_table): Add comments.
3542 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3543 maybe_emit_file.
3544 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3545 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3546 * tree.h (BLOCK_SOURCE_LOCATION): New.
3547 (struct tree_block): New field locus.
3549 2005-07-26 Andreas Schwab <schwab@suse.de>
3551 PR rtl-optimization/23043
3552 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3553 when allocating a struct unoccr.
3555 2005-07-25 Richard Henderson <rth@redhat.com>
3557 PR 22626
3558 * tree-complex.c (gate_no_optimization): True if errors.
3559 * Makefile.in (tree-complex.o): Update dependencies.
3561 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3563 * config/frv/predicates.md (integer_register_operand): Use
3564 GPR_AP_OR_PSEUDO_P.
3566 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3568 PR tree-opt/22484
3569 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3570 after fold.
3571 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3573 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3575 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3576 types when flag_unsafe_math_optimizations is true.
3578 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3580 * gcc.c (option_map): Add --sysroot.
3581 (process_command): Handle --sysroot.
3582 (display_help): Document it.
3583 * doc/cppopts.tex (-isysroot): Document.
3584 * doc/invoke.texi (--sysroot): Document.
3585 * doc/install.texi (--with-build-sysroot): Document.
3587 * Makefile.in (inhibit_libc): New variable.
3588 (INHIBIT_LIBC_CFLAGS): Likewise.
3589 (LIBGCC2_CFLAGS): Include
3590 $(INHIBIT_LIBC_CFLAGS).
3591 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3592 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3593 ($(T)crtend.o): Likewise.
3594 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3595 ($(T)crtendS.o): Likewise.
3596 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3597 ($(T)crtendT.o): Likewise.
3598 (stmp-fixinc): Do not complain about missing headers if
3599 inhibit_libc.
3600 * configure.ac (inhibit_libc): Set it to true/false.
3601 (--with-build-sysroot): New option. Use it to set
3602 SYSTEM_HEADER_DIR.
3603 * configure: Regenerated.
3605 2005-07-25 Manfred Hollstein <mh@suse.com>
3607 * calls.c (store_one_arg): Fix unsigned comparison warning.
3609 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3611 PR other/22337
3612 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3613 (ggc_print_statistics): Initialize variable before use.
3615 2005-07-25 Richard Guenther <rguenther@suse.de>
3617 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3618 calling with a PHI_NODE argument.
3620 * tree-flow-inline.h (overlap_subvar): Protect against
3621 possible overflow.
3623 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3625 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3626 * configure: Regenerate.
3628 2005-07-25 Ira Rosen <irar@il.ibm.com>
3630 * expr.c (highest_pow2_factor): Make extern.
3631 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3632 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3633 record_array_differ_p, array_ptr_differ_p): Likewise.
3634 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3635 additional cases. Call the above functions.
3636 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3637 base_object_differ_p when there are two base objects. Otherwise, compare
3638 base address and offset. Call may_alias_p.
3639 (dump_data_reference): Use a correct field name.
3640 (analyze_array): Make static. Initialize new data-ref fields.
3641 (analyze_indirect_ref): New function.
3642 (init_data_ref): Initialize new data-ref fields.
3643 (strip_conversion): Moved from tree-vect-analyze.c.
3644 (analyze_offset_expr, get_ptr_offset, address_analysis,
3645 object_analysis): Likewise.
3646 (analyze_offset): New function.
3647 (create_data_ref): Likewise.
3648 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3649 dimensions for ARRAY_REFs only.
3650 (build_classic_dist_vector): Make static.
3651 (access_functions_are_affine_or_constant_p): Call macro to get the
3652 address of access functions.
3653 (compute_all_dependences): Add new parameter
3654 compute_self_and_read_read_dependences. Compute self and read-read
3655 dependences if it is true.
3656 (find_data_references_in_loop): Call create_data_ref. Initialize new
3657 data-ref fields.
3658 (compute_data_dependences_for_loop): Add new parameter
3659 compute_self_and_read_read_dependences. Remove parameter nb_loops,
3660 compute nb_loops. Call compute_all_dependences,
3661 build_classic_dist_vector and build_classic_dir_vector with correct
3662 parameters.
3663 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3664 with correct parameters. Compare dimensions for ARRAY_REFs only.
3665 (free_data_refs): Call macro to free access functions.
3666 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3667 fields from stmt_vinfo.
3668 (struct base_object_info): New structure.
3669 (struct data_reference): Move fields to base_object_info. Add fields
3670 first_location and object_info for above structures. Move fields from
3671 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3672 aligned_to. Add macros to access the new fields.
3673 Update functions declarations.
3674 * tree-flow.h (is_aliased_with): Declare.
3675 * tree-loop-linear.c (linear_transform_loops): Call
3676 compute_data_dependences_for_loop with correct parameters.
3677 * tree-ssa-alias.c (is_aliased_with): New function.
3678 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3679 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3680 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3681 vect_base_addr_differ_p, compute_subscript_distance and
3682 build_classic_dist_vector. Add printings. Check absolute value of
3683 distance.
3684 (vect_analyze_data_ref_dependences): Go through ddrs instead of
3685 data-refs.
3686 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3687 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3688 to bytes. Add printing.
3689 (vect_compute_data_refs_alignment): Go through loads and stores in one
3690 loop.
3691 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3692 vect_analyze_data_ref_access): Likewise.
3693 (vect_analyze_pointer_ref_access): Remove.
3694 (vect_address_analysis, vect_object_analysis): Likewise.
3695 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3696 and analyze data-refs in the loop.
3697 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3698 fields of data-ref instead of stmt. Add init to the offset from the
3699 base.
3700 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3701 (vect_update_init_of_dr): Likewise.
3702 (vect_update_inits_of_drs): Go through loads and stores in one loop.
3703 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3704 removed fields.
3705 (new_loop_vec_info): Initialize new fields.
3706 (destroy_loop_vec_info): Free new fields.
3707 (vect_strip_conversion): Remove.
3708 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3709 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3710 datarefs. Add new field ddrs.
3711 Add macros for the new fields access.
3712 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3713 base_aligned_p, misalignment, memtag, ptr_info and subvars.
3714 Remove their macros.
3715 * tree.h (highest_pow2_factor): Declare.
3717 2005-07-25 Jakub Jelinek <jakub@redhat.com>
3719 * calls.c (store_one_arg): Check for sibling call MEM arguments
3720 from already clobbered incoming argument area.
3722 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3724 * c-common.c (check_missing_format_attribute): New.
3725 * c-common.h (check_missing_format_attribute): Likewise.
3726 * c-typeck.c (convert_for_assignment): Use it.
3728 2005-07-24 Andreas Schwab <schwab@suse.de>
3730 * config/m68k/m68k.md ("extendqidi2"): When source is an address
3731 register use a word move. Correct operand of ext.w in 68000 code.
3733 2005-07-23 Mark Mitchell <mark@codesourcery.com>
3735 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3736 variables as declarations, rather than definitions.
3738 2005-07-24 Ira Rosen <irar@il.ibm.com>
3740 PR tree-optimization/22526
3741 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3742 of the zero node.
3744 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3746 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3747 that C99 reserve for future use. Use it to define clog10,
3748 clog10f and clog10l.
3750 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3752 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3753 * configure.ac: Check for -Wmissing-format-attribute.
3755 * configure: Regenerate.
3757 2005-07-23 Richard Henderson <rth@redhat.com>
3759 PR tree-optimization/22623
3760 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3762 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
3764 PR target/22577
3765 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3767 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3769 * Makefile.in (C_TREE_H): Update dependencies.
3770 * c-tree.h: Include toplev.h.
3771 * diagnostic.h (diagnostic_set_info): Add format attribute.
3772 * rtl-error.c (diagnostic_for_asm): Likewise.
3774 2005-07-23 Chao-ying Fu <fu@mips.com>
3776 * config/mips/mips-dsp.md: New file.
3777 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3778 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3779 functions.
3780 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3781 MIPS_BUILTIN_BPOSGE32.
3782 (mips_expand_builtin_direct): Add one parameter to indicate that
3783 builtin functions need to return a value.
3784 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3785 functions.
3786 (mips_regno_to_class): Add classes for 12 new DSP registers.
3787 (mips_subword): Change to check four HI registers.
3788 (mips_output_move): Output move to and from 6 new DSP accumulators.
3789 (override_options): Make sure -mdsp and -mips16 are not used together.
3790 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
3791 for machine modes.
3792 (mips_conditional_register_usage): Disable 6 new DSP accumulators
3793 when !TARGET_DSP.
3794 (print_operand): Add 'q' for printing DSP accumulators.
3795 (mips_cannot_change_mode_class): Check ACC_REGS.
3796 (mips_secondary_reload_class): Check ACC_REGS.
3797 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3798 (mips_register_move_cost): Check ACC_REGS.
3799 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3800 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3801 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3802 (dsp_bdesc): New array.
3803 (bdesc_arrays): Add DSP builtin function table.
3804 (mips_prepare_builtin_arg): Check predicate again after
3805 copy_to_mode_reg.
3806 (mips_expand_builtin): Add one more parameter to
3807 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3808 MIPS_BUILTIN_BPOSGE32.
3809 (mips_init_builtins): Initialize new function types.
3810 (mips_expand_builtin_direct): Check if builtin functions need to
3811 return a value and pass operands properly.
3812 (mips_expand_builtin_bposge): New function.
3813 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3814 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3815 (FIRST_PSEUDO_REGISTER): Increase to 188.
3816 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3817 Update for 12 new DSP registers.
3818 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3819 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3820 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3821 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3822 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3823 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3824 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3825 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3826 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3827 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3828 (REGISTER_NAMES): Add names for 12 new DSP registers.
3829 * config/mips/mips.md: Include mips-dsp.md.
3830 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3831 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3832 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3833 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3834 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3835 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3836 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3837 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3838 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3839 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3840 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3841 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3842 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3843 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3844 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3845 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3846 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3847 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3848 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3849 (UNSPEC_RDDSP): New constants.
3850 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3851 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
3852 A<-d alternative.
3853 * config/mips/mips.opt (-mdsp): New option.
3854 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3855 (reg_imm10_operand): New predicates.
3856 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3857 * doc/invoke.texi (-mdsp): Document new option.
3859 2005-07-22 DJ Delorie <dj@redhat.com>
3861 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3862 to warning calls.
3863 * tree-inline.c (inlinable_function_p): Likewise.
3865 2005-07-22 Mark Mitchell <mark@codesourcery.com>
3867 PR debug/21828
3868 * toplev.c (check_global_declarations): Do not mark undefined
3869 variables as DECL_IGNORED_P.
3870 * varasm.c (first_global_object_name): GTY it.
3871 (weak_global_object_name): Likewise.
3872 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3873 a string to go into {weak,first}_global_object_name.
3875 2005-07-22 DJ Delorie <dj@redhat.com>
3877 * c-format.c (check_function_format): Change warning control
3878 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3880 2005-07-22 Diego Novillo <dnovillo@redhat.com>
3882 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3883 &PTR->FLD a dereference of PTR.
3884 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3885 a potential dereference of PTR.
3887 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3889 PR rtl-optimization/20370
3890 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3891 call allocate_reg_info if necessary.
3893 PR rtl-optimization/21848
3894 * calls.c (emit_library_call_value_1): For const functions, add
3895 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
3897 PR rtl-optimization/22445
3898 * cselib.c (target.h): Include.
3899 (rtx_equal_for_cselib_p): Allow commutative matches.
3900 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
3901 Remove MODE parameter. Changed all callers.
3903 PR rtl-optimization/22258
3904 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
3905 New functions.
3906 (try_combine): Use likely_spilled_retval_p.
3908 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
3910 * config.gcc: Add crx-elf support.
3912 * doc/contrib.texi: Mention crx.
3913 * doc/extend.texi: Document crx extensions.
3914 * doc/install.texi: Document crx install.
3915 * doc/invoke.texi: Document crx options.
3916 * doc/md.texi: Document crx constraints.
3918 * config/crx/crx-protos.h: New file.
3919 * config/crx/crx.c: New file.
3920 * config/crx/crx.h: New file.
3921 * config/crx/crx.md: New file.
3922 * config/crx/crx.opt: New file.
3923 * config/crx/t-crx: New file.
3925 2005-07-22 Manfred Hollstein <mh@suse.com>
3927 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3928 warnings.
3929 (int_add_graph_edge): Likewise.
3930 (collapse_nodes): Likewise.
3931 (process_unification_queue): Likewise.
3933 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3934 Laurent GUERBY <laurent@guerby.net>
3936 PR tree-optimization/22336
3937 * function.c (record_block_change): Check for
3938 cfun->ib_boundaries_block.
3940 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
3942 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3943 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3945 2005-07-21 DJ Delorie <dj@redhat.com>
3947 * toplev.c (warn_deprecated_use): Add warning control to warning
3948 call.
3949 * c-typeck.c (parser_build_binary_op): Likewise.
3950 (c_finish_if_stmt): Likewise.
3951 * c-common.c (check_function_sentinel): Likewise.
3952 (check_nonnull_arg): Likewise.
3954 2005-07-21 Richard Henderson <rth@redhat.com>
3956 PR tree-opt/22504
3957 * tree-complex.c (complex_ssa_name_components): New.
3958 (cvc_lookup): Allow entry not found.
3959 (create_components): Remove.
3960 (create_one_component_var, get_component_var): New.
3961 (get_component_ssa_name, set_component_ssa_name): New.
3962 (extract_component): Use get_component_ssa_name.
3963 (update_complex_components): Use set_component_ssa_name.
3964 (update_complex_components_on_edge): Likewise.
3965 (update_phi_components): Create new PHI nodes directly, instead
3966 of adding insns to edges.
3967 (tree_lower_complex): Allocate and free complex_variable_components
3968 and complex_ssa_name_components here.
3970 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
3972 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3973 revert to returning false.
3975 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3977 PR target/21149
3978 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3980 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3982 PR target/22576
3983 * config/i386/i386.md (cmpxf): Change operand constraints
3984 to "nonmemory_operand".
3986 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3988 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3990 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3992 PR middle-end/21180
3993 * fold-const.c (fold_build1): Add checksum for the operands.
3994 (fold_build2): Likewise.
3995 (fold_build3): Likewise.
3997 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3999 PR middle-end/19055
4000 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4002 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4004 * common.opt (-fforward-propagate): Committed by mistake,
4005 removed.
4007 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4009 * reg-stack.c: Fix comment typo(s).
4010 * tree-ssa-operands.c: Likewise.
4011 * tree-vectorizer: Likewise.
4013 2005-07-21 Nick Clifton <nickc@redhat.com>
4015 * config/sh/symbian.c: Replace C++ style line comments with C
4016 style line comments.
4017 (symbian_add_attribute): Do not use a ? operator on the LHS of
4018 an assignment.
4019 (sh_symbian_handle_dll_attribute): Change the type of the
4020 method vector to "VEC(tree,gc)*" and use vector accessor
4021 macros to walk over the elements.
4022 (symbian_export_vtable_and_rtti_p): Likewise.
4023 (symbian_class_needs_attribute_p): Likewise.
4025 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4027 PR target/22085
4028 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4029 initialize targetm.resolve_overloaded_builtin here.
4030 (altivec_expand_overloaded_builtin): Make it non-static.
4031 * config/rs6000/rs6000-protos.h
4032 (altivec_expand_overloaded_builtin): New prototype.
4033 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4034 targetm.resolve_overloaded_builtin here.
4035 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4037 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4038 Zdenek Dvorak <dvorakz@suse.cz>
4040 PR tree-optimization/19210
4041 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4042 New.
4043 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4044 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4045 rely on unproven assumptions.
4046 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4047 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4048 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4049 to number_of_iterations_exit.
4050 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4051 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4052 * tree-ssa-loop-niter.c (find_loop_niter,
4053 estimate_numbers_of_iterations_loop): Likewise.
4054 (number_of_iterations_exit): Honor the new options.
4055 * doc/invoke.texi (Wunsafe-loop-optimizations,
4056 funsafe-loop-optimizations): Document them.
4058 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4060 PR rtl-optimization/22167
4061 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4063 2005-07-20 Adam Nemet <anemet@lnxw.com>
4065 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4066 __do_global_dtors_aux longcall.
4068 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4070 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4071 (old_special_pred_table): Don't reference
4072 SPECIAL_MODE_PREDICATES.
4073 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4074 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4075 * config/sh/predicates.h: Don't mention
4076 SPECIAL_MODE_PREDICATES.
4077 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4078 Remove.
4080 2005-07-20 DJ Delorie <dj@redhat.com>
4082 * config.gcc: Add m32c-elf support.
4084 * doc/contrib.texi: Mention m32c.
4085 * doc/extend.texi: Document m32c extensions.
4086 * doc/install.texi: Mention m32c.
4087 * doc/invoke.texi: Document m32c options.
4088 * doc/md.texi: Document m32c constraints.
4090 * config/m32c/addsub.md: New file.
4091 * config/m32c/bitops.md: New file.
4092 * config/m32c/cond.md: New file.
4093 * config/m32c/jump.md: New file.
4094 * config/m32c/m32c-lib1.S: New file.
4095 * config/m32c/m32c-lib2.c: New file.
4096 * config/m32c/m32c-modes.def: New file.
4097 * config/m32c/m32c-pragma.c: New file.
4098 * config/m32c/m32c-protos.h: New file.
4099 * config/m32c/m32c.abi: New file.
4100 * config/m32c/m32c.c: New file.
4101 * config/m32c/m32c.h: New file.
4102 * config/m32c/m32c.md: New file.
4103 * config/m32c/m32c.opt: New file.
4104 * config/m32c/minmax.md: New file.
4105 * config/m32c/mov.md: New file.
4106 * config/m32c/muldiv.md: New file.
4107 * config/m32c/predicates.md: New file.
4108 * config/m32c/prologue.md: New file.
4109 * config/m32c/shift.md: New file.
4110 * config/m32c/t-m32c: New file.
4112 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4114 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4115 (stack_protect_set, stack_protect_test): New expanders.
4116 (stack_protect_set_si, stack_protect_set_si_media,
4117 stack_protect_set_di_media, stack_protect_test_si,
4118 stack_protect_test_si_media, stack_protect_test_di_media):
4119 New insns.
4121 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4123 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4125 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4127 * tree.h (tree_expr_nonzero_p): Export.
4128 * fold-const.c (tree_expr_nonzero_p): Likewise.
4129 Return true for CALL_EXPRs that are alloca calls.
4130 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4131 against zero.
4132 * tree-flow.h (expr_computes_nonzero): Remove.
4133 * tree-vrp.c (expr_computes_nonzero): Remove.
4134 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4135 (extract_range_from_unary_expr): Likewise.
4136 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4137 tree_expr_nonzero_p.
4139 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4141 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4142 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4143 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4144 All callers changed.
4145 (frame_related_constant_load): New arg "related" which controls
4146 setting of RTX_FRAME_RELATED_P. All callers changed.
4147 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4148 (bfin_expand_prologue): Add stack limit checking.
4149 * config/bfin/bfin.md (trapifcc): New pattern.
4151 * config/bfin/bfin.c: Include "langhooks.h".
4152 (def_builtin): Go through lang_hooks to call builtin_function.
4154 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4155 * config/bfin/predicates.md (symbol_ref_operand): New.
4156 (call_insn_operand): Delete. All callers changed to use
4157 register_no_elim_operand.
4158 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4159 call_cookie field.
4160 (function_arg): Use it to generate the call's operand 2.
4161 (bfin_longcall_p): New function.
4162 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4163 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4164 determine if the address needs to be in a REG.
4165 (bfin_handle_longcall_attribute): New function.
4166 (bfin_attribute_table): Add "longcall" and "shortcall".
4167 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4168 (CUMULATIVE_ARGS): New member call_cookie.
4169 (PREDICATE_CODES): Add symbol_ref_operand.
4170 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4171 extra USE to the pattern.
4172 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4173 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4174 sibcall_value_insn; now the new patterns handle direct calls and the
4175 old ones indirect calls.
4176 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4178 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4180 * doc/trouble.texi: Update section on handling of empty loops.
4182 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4184 * config.gcc: Remove support for sparc-*-openbsd*,
4185 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4186 ns32k-*-netbsd*.
4187 * config.host: Remove support for i860-*-sysv4* as a host.
4188 * config/i860/*, config/ip2k/*, config/ns32k/*,
4189 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4190 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4191 mention obsolete ports.
4193 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4195 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4196 soft frame pointer.
4197 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4198 of frame_pointer_rtx.
4199 (sh_expand_epilogue): Likewise.
4200 (sh_set_return_address): Likewise.
4201 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4202 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4203 offsets from FRAME_POINTER_REGNUM.
4204 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4205 (sh_register_names): Add initializer for sfp.
4206 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4207 (VALID_REGISTER_P): Likewise.
4208 (FIRST_PSEUDO_REGISTER): Update.
4209 (DWARF_FRAME_REGISTERS): Define.
4210 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4211 (HARD_FRAME_POINTER_REGNUM): Define.
4212 (FRAME_POINTER_REGNUM): Redefine.
4213 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4214 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4215 from FRAME_POINTER_REGNUM.
4216 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4217 FRAME_POINTER_REGNUM.
4218 (REG_CLASS_CONTENTS): Add sfp.
4219 (REG_ALLOC_ORDER): Likewise.
4220 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4221 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4222 of frame_pointer_rtx.
4223 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4225 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4227 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4228 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4229 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4230 of an ABS_EXPR.
4231 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4232 ABS_EXPR<x>.
4234 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4236 Make CONSTRUCTOR use VEC to store initializers.
4237 * c-common.c (complete_array_type): Update to cope with VEC in
4238 CONSTRUCTOR_ELTS.
4239 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4240 (pp_c_constructor_elts): New function.
4241 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4242 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4243 struct constructor_stack, struct initializer_stack,
4244 constructor_elements, push_init_level, pop_init_level,
4245 add_pending_init, find_init_member, output_init_element): Update to
4246 cope with VEC in CONSTRUCTOR_ELTS.
4247 * coverage.c (build_fn_info_value, build_ctr_info_value,
4248 build_gcov_info): Likewise.
4249 * expr.c (categorize_ctor_elements_1, store_constructor,
4250 expand_expr_real_1): Likewise.
4251 * fold-const.c (fold_ternary): Likewise.
4252 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4253 gimplify_init_constructor, gimplify_expr): Likewise.
4254 * tree-dump.c (dequeue_and_dump): Likewise.
4255 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4256 node.
4257 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4258 CONSTRUCTOR_ELTS.
4259 * tree-sra.c (generate_element_init_1): Likewise.
4260 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4261 * tree-ssa-operands.c (get_expr_operands): Likewise.
4262 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4263 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4264 (get_initial_def_for_reduction): Likewise.
4265 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4266 value handle in annotations.
4267 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4268 tree_node_structure): Add support for constr_kind.
4269 (build_vector_from_ctor, build_constructor_single,
4270 build_constructor_from_list): New functions.
4271 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4272 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4273 Update to cope with VEC in CONSTRUCTOR_ELTS.
4274 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4275 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4276 CONSTRUCTOR_APPEND_ELT): New macros.
4277 (struct constructor_elt, struct tree_constructor): New data types.
4278 (union tree_node): Add tree_constructor field.
4279 * treestruct.def: Define TS_CONSTRUCTOR.
4280 * varasm.c (const_hash_1, compare_constant, copy_constant,
4281 compute_reloc_for_constant, output_addressed_constants,
4282 initializer_constant_valid_p, output_constant,
4283 array_size_for_constructor, output_constructor): Update to cope with
4284 VEC in CONSTRUCTOR_ELTS.
4285 * vec.h (VEC_empty, VEC_copy): New macros.
4287 2005-07-19 Devang Patel <dpatel@apple.com>
4289 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4291 2005-07-19 Richard Henderson <rth@redhat.com>
4293 PR tree-opt/22278
4294 * gimplify.c (gimplify_expr): Use main variant type for the temp
4295 destination for a discarded volatile read.
4296 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4297 casts between non-void types that change volatility.
4299 2005-07-15 DJ Delorie <dj@redhat.com>
4301 * toplev.h: Add comment about the first parameter for warning().
4302 * errors.h: Likewise.
4304 * c.opt (Wpragmas): New.
4305 * doc/invoke.texi: Document it.
4307 * function.c (do_warn_unused_parameter): Add warning control to
4308 warning call.
4309 * c-decl.c (warn_if_shadowing): Likewise.
4310 * c-lex.c (cb_def_pragma): Likewise.
4311 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4312 (pop_alignment): Likewise.
4313 (handle_pragma_pack): Likewise.
4314 (apply_pragma_weak): Likewise.
4315 (handle_pragma_weak): Likewise.
4316 (handle_pragma_redefine_extname): Likewise.
4317 (add_to_renaming_pragma_list): Likewise.
4318 (handle_pragma_extern_prefix): Likewise.
4319 (maybe_apply_renaming_pragma): Likewise.
4320 (handle_pragma_visibility): Likewise.
4322 * config/c4x/c4x-c.c (BAD): Likewise.
4323 (c4x_parse_pragma): Likewise.
4324 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4325 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4326 (rs6000_pragma_longcall): Likewise.
4327 * config/v850/v850-c.c (pop_data_area): Likewise.
4328 (ghs_pragma_section): Likewise.
4329 (ghs_pragma_section): Likewise.
4330 (ghs_pragma_interrupt): Likewise.
4331 (ghs_pragma_starttda): Likewise.
4332 (ghs_pragma_startsda): Likewise.
4333 (ghs_pragma_startzda): Likewise.
4334 (ghs_pragma_endtda): Likewise.
4335 (ghs_pragma_endsda): Likewise.
4336 (ghs_pragma_endzda): Likewise.
4338 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4339 Kenneth Zadeck <zadeck@naturalbridge.com>
4341 * Makefile.in: Removed tree-promote-statics.c
4342 * tree-promote-statics.c: Removed.
4343 * common.opt: Removed flag-promote-statics.
4344 * opts.c: Ditto.
4345 * passes.c: Removed tree-promote-statics pass.
4346 * tree-pass.h: Ditto.
4347 * timevar.def: Removed TV_PROMOTE_STATICS.
4350 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4352 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4353 and *-*-freebsd9.
4354 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4356 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4358 PR c/22476
4359 * c-common.c (check_function_arguments): Call
4360 'check_function_format' if either -Wformat or
4361 -Wmissing-format-attribute are specified.
4362 * c-format.c (check_function_format): Check -Wformat before
4363 calling 'check_format_info'.
4364 * c-opts.c (c_common_post_options): Don't warn for
4365 -Wmissing-format-attribute without -Wformat.
4366 * c-typeck.c (convert_for_assignment): Detect additional cases for
4367 -Wmissing-format-attribute.
4368 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4369 behavior.
4371 2005-07-19 Richard Guenther <rguenther@suse.de>
4373 * config/i386/i386.md (lrint<mode>2): Use temporary
4374 instead of clobbering non-existent memory.
4376 2005-07-19 Nick Clifton <nickc@redhat.com>
4378 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4379 statement to avoid displaying ASCII control characters.
4381 2005-07-19 Ben Elliston <bje@au.ibm.com>
4383 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4384 * cfganal.c (find_edge_index): Ditto.
4385 * combine.c (combine_instructions): Ditto.
4386 * ddg.c (create_scc): Ditto.
4387 (find_successors): Ditto.
4388 (find_predecessors): Ditto.
4389 (find_nodes_on_paths): Ditto.
4390 (longest_simple_path): Ditto.
4391 * flow.c (update_life_info): Ditto.
4392 (count_or_remove_death_notes): Ditto.
4393 (clear_log_links): Ditto.
4394 * modulo-sched.c (generate_reg_moves): Ditto.
4395 (find_max_asap): Ditto.
4396 (find_max_hv_min_mob): Ditto.
4397 (find_max_dv_min_mob): Ditto.
4398 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4399 * sched-rgn.c (extract_edgelst): Ditto.
4400 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4401 (dump_update_ssa): Ditto.
4402 (ssa_names_to_replace) Ditto.
4403 (switch_virtuals_to_full_rewrite): Ditto.
4404 (update_ssa): Ditto.
4405 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4407 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4409 Fix PR tree-optimization/22483
4411 * tree-complex.c (create_components): Use
4412 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4413 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4414 * tree-flow.h (safe_referenced_var_iterator): New structure.
4415 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4416 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4417 safe_referenced_var iterator.
4418 (add_type_alias): Ditto.
4420 2005-07-19 Steven Bosscher <stevenb@suse.de>
4422 * loop-init.c (rest_of_handle_loop2): Remove.
4423 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4424 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4425 (pass_rtl_loop_init, pass_rtl_loop_done,
4426 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4427 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4428 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4429 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4430 pass_tree_loop_done, and pass_tree_unswitch.
4431 (gate_loop): Rename to gate_tree_loop.
4432 * passes.c (init_optimization_passes): Update for renamed tree
4433 loop passes. Add the new loop2 passes as subpasses of loop2.
4434 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4435 Update for the renamed tree loop passes.
4437 2005-07-18 Ian Lance Taylor <ian@airs.com>
4439 PR middle-end/22057
4440 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4441 blocks when optimizing.
4443 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4445 * common.opt (frename-registers): Initialize to 2.
4446 (fweb): Ditto.
4447 (fgcse-after-reload): Ditto.
4448 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4449 (process_options): Only change flag_web, flag_rename_registers,
4450 and flag_rerun_cse_after_loop if not explicitly set by user.
4452 2005-07-18 Jan Beulich <jbeulich@novell.com>
4454 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4455 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4456 in 64-bit mode the same as DImode in 32-bit mode.
4457 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4458 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4459 mode. Add new mode parameter.
4460 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4461 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4462 x86_64_shift_adj): New expanders.
4463 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4464 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4465 insns.
4466 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4467 DImode shift splitters.
4468 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4469 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4470 mode parameter.
4472 2005-07-18 Jan Beulich <jbeulich@novell.com>
4474 * i386.md (movdi_extzv_1): New.
4475 (zero_extendhidi2): Combine alternatives and never force use of
4476 REX64 prefix.
4477 (zero_extendqidi2): Likewise. Don't restrict input selection.
4479 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4481 Fix PR tree-optimization/22531
4482 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4483 moment.
4485 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4487 * tree-promote-statics.c (pass_promote_statics): Change dump file
4488 name.
4490 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4492 * tree-optimize.c (init_tree_optimization_passes): Add
4493 pass_eliminate_useless_stores pass.
4494 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4495 * tree-ssa-pre.c (is_copy_stmt): New function.
4496 (follow_copies_till_vuse): Ditto.
4497 (do_eustores): Ditto.
4498 (gate_eustores): Ditto.
4500 2005-07-16 Richard Henderson <rth@redhat.com>
4502 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4504 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4505 Kenneth Zadeck <zadeck@naturalbridge.com>
4507 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4508 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4509 ipa-type-escape.h, tree-promote-statics.c
4510 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4511 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4512 tree-promote-statics.c: new files.
4513 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4514 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4515 int nonlocal_set_p, mark_constant_function): Deleted.
4516 (rest_of_handle_cfg): Removed call to mark_constant_function.
4517 (nonoverlapping_component_refs_p): Added calls to support
4518 type based aliasing.
4519 * tree-ssa-alias.c (may_alias_p,
4520 compute_flow_insensitive_aliasing): Ditto.
4521 * calls.c (flags_from_decl_or_type): Removed reference to
4522 cgraph_rtl_info.
4523 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4524 too many arguments. This is necessary for Spec 2000.
4525 * cgraph.h (const_function, pure_function): Removed.
4526 * common.opt: Added "fipa-pure-const", "fipa-reference",
4527 "fipa-type-escape", and "ftree-promote-static".
4528 * opts.c: Ditto.
4529 * passes.c: Added ipa and tree-promote-statics passes.
4530 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4531 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4532 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4533 * tree-flow.h: Added exposed sra calls and addition of
4534 reference_vars_info field for FUNCTION_DECLS.
4535 * tree-pass.h: Added passes.
4536 * tree-sra.c: (sra_init_cache): New function.
4537 (sra_insert_before, sra_insert_after) Made public.
4538 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4539 and made public.
4540 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4541 aliasing. (may_alias_p): Added code to use type escape analysis to
4542 improve alias sets.
4543 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4544 code to prune clobbers of static variables based on information
4545 produced in ipa-reference pass. Changed call clobbering so that
4546 statics are not marked as clobbered if the call does not clobber
4547 them.
4549 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4551 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4552 too.
4554 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4556 * doc/install.texi (*-*-solaris2*): Document recommended version
4557 of GNU binutils and mention GNU linker problem on Solaris 10.
4559 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4561 PR c/22421
4562 * c-decl.c (c_build_bitfield_integer_type): New function.
4563 (finish_struct): Call it.
4564 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4566 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4568 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4569 before returning.
4571 2005-07-16 Jan Hubicka <jh@suse.cz>
4573 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4574 (scale_bbs_frequencies_int): Watch roundoff errors.
4575 * predict.c (return_prediction): Initialize return_stmt.
4577 2005-07-16 Jan Hubicka <jh@suse.cz>
4579 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4580 after RTL profiling.
4582 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4584 PR middle-end/22398
4585 * fold-const.c (build_range_check): Convert high/low to etype
4586 if we are only comparing against exp.
4588 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4590 Fix PR tree-optimization/22376
4591 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4592 special var here.
4593 (need_to_solve): New function.
4594 (compute_points_to_sets): Use it.
4596 2005-07-15 Jan Hubicka <jh@suse.cz>
4598 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4599 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4601 2005-07-15 Richard Guenther <rguenther@suse.de>
4603 * c-common.c (handle_flatten_attribute): New function.
4604 Add flatten function attribute.
4605 * doc/extend.texi: Document flatten function attribute.
4606 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4607 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4608 New functions.
4609 (cgraph_decide_inlining): Handle functions with flatten
4610 attribute.
4612 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4614 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4615 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4616 UNSPEC_XCHG, UNSPEC_AND): New.
4617 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4618 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4619 * config/rs6000/sync.md (FETCHOP): New code macro.
4620 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4621 New code attrs.
4622 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4623 (sync_compare_and_swap<mode>): Same.
4624 (sync_lock_test_and_set<mode>): Same.
4625 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4626 for QImode and HImode, and not PPC405.
4627 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4628 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4629 (sync_<fetchop>{si,di}_internal): New.
4630 (sync_nand{si,di}_internal): New.
4631 (sync_old_<fetchop>{si,di}_internal): New.
4632 (sync_old_nand{si,di}_internal): New
4633 (sync_new_<fetchop>{si,di}_internal): New.
4634 (sync_new_nand{si,di}_internal): New.
4635 (atomic_and{si,di}): New.
4636 (sync_new_nand{si,di}_internal): New.
4637 (atomic_and{si,di}): New.
4638 (sync_add<mode>_internal): Delete.
4639 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4640 (sync_sub<mode>_internal): Delte.
4641 (sync_subshort_internal): New.
4642 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4643 (sync_anddi_internal): Delete.
4644 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4645 (sync_booldi_internal): Delete.
4646 (sync_boolc<mode>_internal): Delete.
4647 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4648 (sync_boolc<mode>_internal2): Delete.
4649 (sync_boolcc<mode>_internal): Delete.
4650 (isync, lwsync): Use unspec instead of unspec_volatile.
4651 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4652 Revert UNSPEC_VOLATILE.
4653 (rs6000_split_atomic_op): New.
4654 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4656 2005-07-14 Eric Christopher <echristo@redhat.com>
4658 * config/mips/mips.c (mips_canonicalize_comparison): Cast
4659 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4661 2005-07-14 Eric Christopher <echristo@redhat.com>
4663 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4665 2005-07-14 Steven Bosscher <stevenb@suse.de>
4667 PR tree-optimization/22230
4668 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4669 the computation of the four cross productions for "range op range".
4671 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
4672 Ulrich Weigand <uweigand@de.ibm.com>
4674 PR target/20126
4675 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4676 in some insn.
4678 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4680 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4682 2005-07-14 Steve Ellcey <sje@cup.hp.com>
4684 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4686 2005-07-14 Richard Guenther <rguenther@suse.de>
4688 PR middle-end/22347
4689 * config/i386/i386-protos.h (ix86_function_value): Change
4690 prototype to match new target hook.
4691 * config/i386/i386.c (ix86_value_regno): Change prototype
4692 to take extra type argument.
4693 (TARGET_FUNCTION_VALUE): Define.
4694 (ix86_function_ok_for_sibcall): Pass extra argument to
4695 ix86_value_regno, check return slot rtx for exact match.
4696 (ix86_function_value): Take extra parameter. Dispatch to
4697 ix86_value_regno with fndecl/fntype as provided.
4698 (ix86_value_regno): Handle extra type argument.
4699 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4701 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4702 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4703 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4704 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4705 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4707 2005-07-14 Richard Guenther <rguenther@suse.de>
4709 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4710 * calls.c (expand_call): Pass fntype to hard_function_value.
4711 (emit_library_call_value_1): Likewise.
4712 * explow.c: Include target.h.
4713 (hard_function_value): Take extra argument, the fntype.
4714 Use new target hook for function_value.
4715 * expr.h (hard_function_value): Change prototype.
4716 * function.c (aggregate_value_p): Pass 0 as fntype to
4717 hard_function_value.
4718 (assign_parms): Use new target hook for function_value.
4719 Pass 0 as fntype to hard_function_value.
4720 (expand_function_end): Likewise.
4721 * reg-stack.c: Include target.h.
4722 (stack_result): Use new target hook for function_value.
4723 * target-def.h: New target hook function_value.
4724 * target.h: Likewise.
4725 * targhooks.c (default_function_value): New function.
4726 * targhooks.h (default_function_value): Declare.
4728 2005-07-13 Ian Lance Taylor <ian@airs.com>
4730 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4732 2005-07-14 Jan Hubicka <jh@suse.cz>
4734 * tree-dfa.c (dump_variable): Use default_def function.
4735 * tree-ssa-alias.c (dump_points_to_info): Likewise.
4736 * tree-ssa.c (verify_use): Likewise.
4737 * tree-ssanames.c (release_ssa_name): Likewise.
4738 * tree-tailcall.c (eliminate_tail_call): Likewise.
4739 (tree_optimize_tail_calls_1): Likewise.
4740 * tree-vrp.c (get_value_range): Likewise.
4742 2005-07-14 Ben Elliston <bje@au.ibm.com>
4744 * gcc.c (main): Compare language[0] with '*' when iterating over
4745 the infiles.
4747 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4749 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4750 "s390_emit_compare". Add handling of CCZ1mode.
4751 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4752 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4753 checking.
4754 (s390_branch_condition_mask): Add CCZ1mode handling.
4755 * config/s390/s390.md: ("seq", "*seq"): New pattern.
4756 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4757 Use CCZ1mode instead of CCZmode.
4758 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
4760 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4762 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4763 pattern.
4764 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4766 2005-07-13 Eric Christopher <echristo@redhat.com>
4768 * config/mips/mips.c (mips_canonicalize_comparison): New.
4769 (mips_emit_int_relational): Use.
4771 2005-07-13 Eric Christopher <echristo@redhat.com>
4773 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4774 static extra parts.
4775 * config/s390/s390.md: Include tpf.md. Move tpf specific
4776 patterns...
4777 * config/s390/tpf.md: To here.
4778 * config/s390/s390.opt: Move tpf specific options...
4779 * config/s390/tpf.opt: to here. Add mmain option.
4780 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4781 * config/s390/tpf.h: Rewrite.
4783 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4785 * doc/tm.texi: Remove @xref{Cross-profiling}.
4787 2005-07-13 Jeff Law <law@redhat.com>
4789 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4790 expressions, test their _DECL operands for pointer equality rather
4791 than using operand_equal_p.
4793 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4795 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4796 (TARGET_POSIX_IO): This.
4797 * config/darwin.h: Likewise.
4798 * config/freebsd.h: Likewise.
4799 * config/linux.h: Likewise.
4800 * config/lynx.h: Likewise.
4801 * config/netbsd.h: Likewise.
4802 * config/rs6000/linux64.h: Likewise.
4803 * config/rs6000/linux.h: Likewise.
4804 * config/s390/tpf.h: Likewise.
4805 * config/sh/embed-elf.h: Likewise.
4806 * config/sparc/linux64.h: Likewise.
4807 * config/sparc/linux.h: Likewise.
4808 * config/svr4.h: Likewise.
4809 * gcov-io.h: Likewise.
4811 * doc/tm.texi: Updated.
4813 * libgcov.c (create_file_directory): Defined only if
4814 TARGET_POSIX_IO is defined.
4815 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4816 is defined.
4818 2005-07-13 Jan Hubicka <jh@suse.cz>
4820 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4822 2005-07-13 David Edelsohn <edelsohn@gnu.org>
4824 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4825 structure as argument.
4827 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
4829 PR tree-optimization/21921
4830 * tree-iterator.c (tsi_link_before): Support the case when
4831 tsi_end_p (tsi) == true.
4833 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4835 PR tree-optimization/22442
4836 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4837 correctly.
4839 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4841 PR rtl-optimization/20376
4842 * toplev.c (process_options): Enable -fweb and -frename-registers when
4843 unrolling.
4844 * doc/invoke.texi: Update the information about when -fweb and
4845 -frename-registers are enabled.
4847 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4849 PR tree-opt/21840
4850 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4851 if *rhs_p is not a SSA_NAME.
4853 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
4855 Fix PR tree-optimization/22422
4856 * tree-ssa-structalias.c (struct variable_info): Add flag for
4857 special vars.
4858 (get_varinfo): Now a static function.
4859 (new_varinfo): init has_union and is_special_var to false.
4860 (solution_set_add): Check has_union.
4861 (do_da_constraint): Move temporary variable so it gets reset
4862 properly.
4863 Also check for special variable.
4864 (do_ds_constraint): Ditto.
4865 (do_sd_constraint): Ditto.
4866 (do_structure_copy): Check for special variable.
4867 (find_func_aliases): Ditto.
4868 (init_base_vars): Set special vars properly.
4870 2005-07-13 Jan Hubicka <jh@suse.cz>
4872 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
4873 do unit-at-a-time.
4875 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
4876 (get_expr_operands): Fix thinko wrt flags and subvars.
4878 PR tree-optimize/22379
4879 * tree-inline.c (expand_call_inline): Do not output sorry in early
4880 inlining.
4882 2005-07-12 Dale Johannesen <dalej@apple.com>
4884 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
4886 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4888 PR bootstrap/21704
4889 * host-linux.h: Include limits.h.
4891 2005-07-12 Dale Johannesen <dalej@apple.com>
4893 * expr.c (compress_float_constant): Add cost check.
4894 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
4896 2005-07-12 Dale Johannesen <dalej@apple.com>
4898 * gcc.target/i386/compress-float-sse.c: New.
4899 * gcc.target/i386/compress-float-sse-pic.c: New.
4900 * gcc.target/i386/compress-float-387.c: New.
4901 * gcc.target/i386/compress-float-387-pic.c: New.
4902 * gcc.dg/compress-float-ppc.c: New.
4903 * gcc.dg/compress-float-ppc-pic.c: New.
4905 2005-07-12 Eric Christopher <echristo@redhat.com>
4907 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4908 static extra parts.
4909 * config/s390/s390.md: Include tpf.md. Move tpf specific
4910 patterns...
4911 * config/s390/tpf.md: To here.
4912 * config/s390/s390.opt: Move tpf specific options...
4913 * config/s390/tpf.opt: to here. Add mmain option.
4914 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4915 * config/s390/tpf.h: Rewrite.
4917 2005-07-12 Eric Christopher <echristo@redhat.com>
4919 * gcc.c (struct infile): Update comment for language.
4920 (main): Rewrite input file resetting code.
4922 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4924 PR tree-opt/22335
4925 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
4926 requiring a cast in a non RHS of modify_expr. Add a cast when required.
4927 (lookup_avail_expr): Use constant_boolean_node instead
4928 of boolean_false_node/boolean_true_node.
4930 2005-07-12 Ben Elliston <bje@au.ibm.com>
4932 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
4933 and use it when printing num_edges.
4935 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
4937 * doc/extend.texi (Blackfin Built-in Functions): New section.
4938 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
4939 @opindex.
4941 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
4943 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
4944 s/cmpstrsi/cmpstrnsi
4945 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
4946 'cmpstrnsi'.
4947 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
4948 (init_optabs): Initialize cmpstrn_optab.
4949 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
4950 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
4951 * expr.c: (enum insn_code cmpstrn_optab): Declare.
4952 * config/i386/i386.md: s/cmpstr/cmpstrn
4953 * config/c4x/c4x.md: s/cmpstr/cmpstrn
4954 * doc/md.texi: Update documentation.
4956 2005-07-11 Richard Henderson <rth@redhat.com>
4958 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
4959 build_va_arg_indirect_ref.
4960 (alpha_gimplify_va_arg): Likewise.
4961 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
4962 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4963 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
4964 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4965 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4966 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
4967 Likewise.
4968 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4970 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4972 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4973 * passes.c (init_optimization_passes): Add pass_empty_loop.
4974 * tree-pass.h (pass_empty_loop): Declare.
4975 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4976 try_remove_empty_loop, remove_empty_loops): New functions.
4977 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4978 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4980 2005-07-12 Peter Barada <peter@the-baradas.com>
4982 PR middle-end/16719
4983 PR middle-end/18421
4984 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4985 in address registers.
4986 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4987 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4988 alternative of addsi3_5200.
4990 2005-07-11 Ian Lance Taylor <ian@airs.com>
4992 * config/mips/mips.md (ffs<mode>2): Remove.
4994 2005-07-11 Ian Lance Taylor <ian@airs.com>
4996 * doc/tree-ssa.texi (Cleanups): Improve description of
4997 TRY_FINALLY_EXPR.
4998 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5000 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5002 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5003 * tree.h (DECL_ARGUMENT_FLD): New macro.
5005 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5007 Fix PR tree-optimization/22404
5009 * tree-ssa-structalias.c (create_variable_info_for): Use
5010 correct offset.
5012 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5014 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5015 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5016 for second comparison operand.
5017 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5019 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5020 (define_insn_reservation "alu"): Likewise.
5021 (csync, ssync): Now of type sync.
5022 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5023 -mcsync-anomaly -mspecld-anomaly.
5024 * config/bfin/bfin.opt (mcsync): Remove.
5025 (mcsync-anomaly, mspecld-anomaly): Add.
5026 * config/bfin/bfin.c: Include "insn-codes.h".
5027 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5028 (TARGET_DEFAULT_TARGET_FLAGS): New.
5029 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5031 2005-07-11 Steven Bosscher <stevenb@suse.de>
5033 * basic-block.h: Give the BB flags enum a name, bb_flags.
5034 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5035 * cfgcleanup.c (enum bb_flags): Remove here.
5036 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5037 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5038 (update_forwarder_flag): Likewise.
5039 (thread_jump): Likewise.
5040 (try_forward_edges): Likewise.
5041 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5042 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5043 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5045 2005-07-11 Richard Guenther <rguenther@suse.de>
5047 * config/i386/i386.opt: New target option -msseregparm.
5048 * config/i386/i386.c (override_options): Error out for
5049 -msseregparm but no SSE support.
5050 (ix86_function_sseregparm): Check for global sseregparm.
5051 * doc/invoke.texi: Document -msseregparm.
5053 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5055 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5056 (m32rle-*-linux*): Ditto.
5058 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5060 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5061 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5062 bytes.
5064 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5066 PR middle-end/22239
5067 PR target/20126
5068 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5069 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5071 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5073 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5074 (varmap): Heapify varmap.
5075 (constraints): Heapify constraints.
5076 (struct constraint_graph): Heapify succs and preds.
5077 (constraint_vec_find): Update for heapification.
5078 (constraint_set_union): Ditto.
5079 (insert_into_complex): Ditto.
5080 (constraint_edge_vec_find): Ditto.
5081 (erase_graph_self_edge): Ditto.
5082 (add_graph_edge): Ditto.
5083 (get_graph_weights): Ditto.
5084 (merge_graph_nodes): Ditto.
5085 (build_constraint_graph): Ditto.
5086 (topo_visit): Ditto.
5087 (solve_graph): Ditto.
5088 (create_variable_info_for): Ditto.
5089 (init_base_vars): Ditto.
5090 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5091 (condese_varmap_nodes): Free complex vector.
5092 (clear_edges_for_node): Clear succs and preds vector.
5094 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5096 * tree-ssa-structalias.c (update_alias_info): Change counting of
5097 references to not include vdefs.
5099 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5101 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5102 (up_insert): Ditto.
5104 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5106 * pa.c (pa_commutative_p): Make PLUS commutative when
5107 TARGET_NO_SPACE_REGS is true.
5109 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5111 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5112 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5113 * tree-dfa.c (dump_subvars_for): New.
5114 (debug_subvars_for): New.
5115 (dump_variable): Show subvariables if VAR has them.
5116 * tree-flow-inline.h (get_subvar_at): New.
5117 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5118 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5119 Update all users.
5120 (struct subvar): Change fields offset and size to unsigned
5121 HOST_WIDE_INT.
5122 (dump_subvars_for): Declare.
5123 (debug_subvars_for): Declare.
5124 (get_subvar_at): Declare.
5125 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5126 to unsigned HOST_WIDE_INT *.
5127 (overlap_subvar): Likewise.
5128 * tree-gimple.c (is_gimple_reg): Always return false for
5129 SFTs and memory tags.
5130 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5131 Update all callers.
5132 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5133 (compute_may_aliases): Call compute_points_to_sets.
5134 (collect_points_to_info_for): Remove.
5135 (compute_points_to_and_addr_escape): Remove.
5136 (delete_alias_info): Call delete_points_to_sets.
5137 (compute_flow_sensitive_aliasing): If the call to
5138 find_what_p_points_to returns false, call set_pt_anything.
5139 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5140 (set_pt_anything): Clear pi->pt_vars.
5141 (set_pt_malloc): Remove.
5142 (merge_pointed_to_info): Remove.
5143 (add_pointed_to_expr): Remove.
5144 (add_pointed_to_var): Remove.
5145 (collect_points_to_info_r): Remove.
5146 (is_escape_site): Make extern.
5147 (create_sft): New.
5148 (create_overlap_variables_for): Call it.
5149 * tree-ssa-copy.c (merge_alias_info): Never merge
5150 flow-sensitive alias information.
5151 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5152 offset and size to be unsigned HOST_WIDE_INT.
5153 (add_to_addressable_set): Rename from note_addressable.
5154 Set TREE_ADDRESSABLE as the variables are added to the set.
5155 Update all users.
5156 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5157 operands into VUSEs when adding V_MAY_DEFs for members in an
5158 alias set.
5159 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5160 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5161 (struct variable_info): Add bitfield is_heap_var.
5162 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5163 (new_var_info): Initialize is_heap_var.
5164 (get_constraint_for): Add HEAP variables to the symbol table.
5165 Mark them with is_heap_var.
5166 (update_alias_info): New. Taken mostly from the old
5167 compute_points_to_and_addr_escape.
5168 (handle_ptr_arith): New.
5169 (find_func_aliases): Call update_alias_info.
5170 Call handle_ptr_info for tcc_binary expressions.
5171 Call mark_stmt_modified.
5172 (create_variable_info_for): If DECL has subvars, do not create
5173 variables for its subvars. Always add all the fields.
5174 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5175 SFTs, then add all the SFTs of the structure.
5176 If VI->DECL is an aggregate with subvariables, add the SFT at
5177 VI->OFFSET.
5178 (find_what_p_points_to): If VI is an artificial variable,
5179 translate to bitfields in SSA_NAME_PTR_INFO.
5180 If the solution is empty, set pi->pt_vars to NULL
5181 (init_base_vars): Create ANYOFFSET.
5182 (compute_points_to_sets): Rename from create_alias_vars.
5183 Make extern.
5184 (pass_build_pta): Remove.
5185 (delete_points_to_sets): Rename from delete_alias_vars.
5186 (pass_del_pta): Remove.
5187 * tree-ssa-structalias.h (struct alias_info): Move from
5188 tree-ssa-alias.h.
5189 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5190 NUM_REFERENCES_SET): Likewise.
5191 (compute_points_to_sets, delete_points_to_sets): Declare.
5193 2005-07-09 Richard Henderson <rth@redhat.com>
5195 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5196 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5197 alpha_split_lock_test_and_set_12): New functions.
5198 * config/alpha/alpha-protos.h: Update.
5199 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5200 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5201 * config/alpha/sync.md (I12MODE): New.
5202 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5203 (sync_<fetchop_name><I48MODE>): Likewise.
5204 (sync_nand<I48MODE>): Likewise.
5205 (sync_old_<fetchop_name><I48MODE>): Likewise.
5206 (sync_new_<fetchop_name><I48MODE>): Likewise.
5207 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5208 (sync_compare_and_swap<I48MODE>): Likewise.
5209 (sync_lock_test_and_set<I48MODE>): Likewise.
5210 (sync_compare_and_swap<I12MODE>): New.
5211 (sync_compare_and_swap<I12MODE>_1): New.
5212 (sync_lock_test_and_set<I12MODE>): New.
5213 (sync_lock_test_and_set<I12MODE>_1): New.
5215 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5217 PR 21356
5218 PR 22332
5219 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5221 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5223 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5224 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5226 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5228 PR target/21656
5229 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5231 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5233 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5234 memory_operand constraint.
5235 (store_conditional_<mode>): Same.
5236 (sync_compare_and_swap<mode>): Same.
5237 (sync_lock_test_and_set<mode>): Same.
5239 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5241 Rewrite PIC support to more closely model actual instructions.
5242 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5243 (cris_symbol): Remove prototypes for removed functions.
5244 (cris_pic_symbol_type_of, cris_valid_pic_const)
5245 (cris_expand_pic_call_address): Prototypes for new functions.
5246 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5247 variable.
5248 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5249 modifiers.
5250 <case ':'>: Add case for new punctuation character.
5251 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5252 emitting (extra) PIC modifier.
5253 <case UNSPEC>: Do not assert for PLT.
5254 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5255 (cris_expand_prologue, cris_expand_epilogue): Check
5256 for pic_offset_table_rtx usage instead of taking
5257 current_function_uses_pic_offset_table as the final word.
5258 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5259 Remove flag_pic difference.
5260 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5261 the moral equivalents of...
5262 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5263 functions.
5264 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5265 (cris_handle_option): Mark ARG as unused.
5266 (cris_expand_pic_call_address): New worker function for "call",
5267 "call_value".
5268 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5269 output PIC constructs here.
5270 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5271 as symbol-specific modifers, not whole or part of operands.
5272 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5273 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5274 constants and flag_pic.
5275 (CONSTANT_INDEX_P): Adjust for new functions.
5276 (enum cris_pic_symbol_type): New helper type.
5277 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5278 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5279 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5280 define_constants.
5281 ("movsi"): Emit actual instructions for GOT and relative access.
5282 ("*movsi_got_load"): New pattern to set up the register holding
5283 the GOT pointer.
5284 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5285 Adjust FIXME for 'S'.
5286 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5287 Use "movs" for -fpic cases.
5288 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5289 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5290 ("call", "call_value"): Just call cris_expand_pic_call_address for
5291 PIC addresses.
5292 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5293 Remove special pattern.
5294 ("*expanded_call_side", "*expanded_call_value_side"): New
5295 patterns.
5296 (gotplt-to-plt, gotplt-to-plt-side-call)
5297 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5298 peephole2:s.
5299 * config/cris/cris/predicates.md
5300 ("cris_general_operand_or_gotless_symbol"): Remove unused
5301 predicate.
5302 ("cris_general_operand_or_symbol"): Adjust for new functions.
5304 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5306 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5308 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5310 * Makefile.in (TREE_H): Add treestruct.def.
5311 (c-decl.o): Add pointer-set.h
5312 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5313 visibility on regular DECL's.
5314 (merge_decls): Fix the copying of decl nodes of various types for
5315 the new structures. Don't update RTL, section name, weak status,
5316 etc, on DECL's without RTL.
5317 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5318 Don't check volatile on non-variable types.
5319 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5320 to check whether we have seen arguments.
5321 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5322 flag is checked before field (flag is common, field is not).
5323 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5324 TS_DECL_COMMON could have an origin.
5325 (add_location_or_const_value_attribute): Don't check section name
5326 on non-var/function decls.
5327 (dwarf2out_var_location): Reverse order of tests.
5328 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5329 with DECL_WRTL_CHECK.
5330 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5331 * fold-const.c (fold_binary): Don't check weakness on
5332 non-var/function decls.
5333 (tree_expr_nonzero_p): Ditto.
5334 (fold_checksum_tree): Use tree_decl_extra as sizeof
5335 buffer.
5336 * ggc-page.c (extra_order_size_table): Add sizes for
5337 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5338 tree_field_decl.
5339 * gimplify.c (gimplify_bind_expr): Only set
5340 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5341 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5342 without RTL.
5343 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5344 * langhooks.h (init_ts). New langhook.
5345 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5346 * print-tree.c (print_node): Update to only print fields that
5347 exist in the structures the passed decl has.
5348 * toplev.c (wrapup_global_declarations): Don't reset
5349 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5350 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5351 * tree-inline.c (remap_decl): Ditto.
5352 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5353 * tree-pretty-print.c (print_declaration): Don't print
5354 DECL_REGISTER on things that don't contain it.
5355 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5356 non-var/function decls.
5357 * tree.c (tree_contains_struct): New structure.
5358 (init_priority_for_decl): New hashtable.
5359 (tree_int_map): New structure.
5360 (tree_int_map_eq): New function.
5361 (tree_int_map_marked_p): Ditto.
5362 (tree_int_map_hash): Ditto.
5363 (tree_map): Move to tree.h.
5364 (tree_map_eq): Externalize.
5365 (tree_map_hash): Ditto.
5366 (tree_map_marked_p): Ditto.
5367 (init_ttree): Set up tree_contains_struct and call langhook.
5368 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5369 (tree_code_size): Update for new structures.
5370 (tree_node_structure): Update for new structures.
5371 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5372 without the field.
5373 (copy_node_stat): Copy init priority.
5374 (build_decl_stat): Ditto for visibility.
5375 (ts_enum_names): New.
5376 (tree_contains_struct_check_failed): New function.
5377 (decl_init_priority_lookup): Ditto.
5378 (decl_init_priority_insert): Ditto.
5379 * treestruct.def: New file.
5380 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5381 (CONTAINS_STRUCT_CHECK): Ditto.
5382 (tree_contains_struct_check_failed): New prototype.
5383 (DECL_CHECK): Removed.
5384 (DECL_MINIMAL_CHECK): New.
5385 (DECL_COMMON_CHECK): Ditto.
5386 (DECL_WRTL_CHECK): Ditto.
5387 (DECL_NON_COMMON_CHECK): Ditto.
5388 (DECL_WITH_VIS_CHECK): Ditto.
5389 (VAR_OR_FUNCTION_DECL_P): Ditto
5390 (struct tree_decl_minimal): New structure.
5391 (struct tree_decl_common): Ditto.
5392 (struct tree_decl_with_rtl): Ditto.
5393 (struct tree_decl_with_vis): Ditto.
5394 (struct tree_decl_non_common): Ditto.
5395 (struct tree_field_decl): Ditto.
5396 (struct tree_parm_decl): Ditto.
5397 (struct tree_var_decl): Ditto.
5398 (struct tree_function_decl): Ditto.
5399 (struct tree_const_decl): Ditto.
5400 (struct tree_result_decl): Ditto.
5401 (union tree_node): Add new structures.
5402 * var-tracking.c (track_expr_p): Reverse order of tests.
5404 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5406 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5408 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5409 * system.h: Poison FINALIZE_PIC.
5410 * doc/tm.texi (FINALIZE_PIC): Remove.
5412 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5414 PR tree-opt/22329
5415 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5416 to the correct type if we have a MODIFY_EXPR.
5418 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5420 PR tree-optimization/22360
5421 * tree.c (upper_bound_in_type): Fix calculations for casting
5422 to a non-wider signed type and casting a signed value to a
5423 wider unsigned type.
5424 (lower_bound_in_type): Fix calculations for casting to a
5425 non-wider signed type.
5427 PR tree-optimization/20139
5428 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5429 release_defs.
5430 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5431 fold_cond_expr_cond.
5432 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5433 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5435 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5437 PR tree-opt/22356
5438 * tree-complex.c (expand_complex_libcall): Produce
5439 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5441 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5443 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5444 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5445 b" assert and inserted fastpath code for this case.
5446 (bitmap_ior): Removed "a != b" assert.
5448 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5450 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5451 (ENDFILE_SPEC): Likewise.
5452 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5454 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5455 a large stack frame at epilogue.
5457 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5459 * final.c: Include sdbout.h when required.
5461 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5463 * config.gcc (*-*-darwin*): Only one target-specific header file
5464 for generic darwin.
5465 (powerpc-*-darwin*): Add version-specific header files.
5466 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5467 * config.in: Regenerate.
5468 * configure: Regenerate.
5469 * gcc.c: Include xregex.h.
5470 (version_compare_spec_function): New.
5471 (spec_function): Add version-compare.
5472 (replace_outfile_spec_function): Reformat comment.
5473 (compare_version_strings): New.
5474 * config/darwin-c.c (version_as_macro): New.
5475 (builtin_define): New.
5476 (darwin_cpp_builtins): New.
5477 * config/darwin-protos.h (darwin_cpp_builtins): New.
5478 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5479 (LIB_SPEC): Make unconditional, update comment.
5480 (TARGET_C99_FUNCTIONS): Define.
5481 * config/darwin.opt: Sort.
5482 (mmacosx-version-min=): New.
5483 * config/darwin7.h: Delete.
5484 * config/darwin8.h: Delete.
5485 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5486 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5487 (TARGET_C99_FUNCTIONS): Define.
5488 * config/rs6000/darwin7.h: New.
5489 * config/rs6000/darwin8.h: New.
5490 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5491 (-mmacosx-version-min): Document.
5493 2005-07-07 Ian Lance Taylor <ian@airs.com>
5495 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5497 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5499 PR middle-end/22239
5500 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5502 2005-07-07 Khem Raj <kraj@mvista.com>
5504 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5505 in bytes, not words.
5507 2005-07-07 Paul Brook <paul@codesourcery.com>
5509 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5510 DEFAULT_FUNCTION_ARG_PADDING to upward.
5512 2005-07-07 Richard Henderson <rth@redhat.com>
5514 * function.c (locate_and_pad_parm): Record parameter alignment in
5515 stack_alignment_needed.
5517 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5519 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5520 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5521 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5522 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5523 (define_attr "type"): Add isync, sync, load_l, store_c.
5524 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5525 Create scratch volatile MEM.
5526 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5527 sync.
5528 (load_locked_<mode>): New.
5529 (store_conditional_<mode>): New.
5530 (sync_compare_and_swap<mode>): Replace with splitter.
5531 (sync_lock_test_and_set<mode>): Replace with splitter.
5532 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5533 and UNSPECV_ISYNC.
5534 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5535 is ics. Attribute isync.
5536 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5537 lwsync.
5538 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5539 and UNSPECV_SYNC_OP.
5540 (emit_unlikely_jump): New.
5541 (emit_load_locked): New.
5542 (emit_store_conditional): New.
5543 (rs6000_split_compare_and_swap): New.
5544 (rs6000_split_lock_test_and_set): New.
5545 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5546 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5547 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5548 rs6000_split_lock_test_and_set): Declare.
5549 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5550 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5551 store_c, isync, sync.
5553 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5555 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5556 filenames to gtyp-gen.h.
5557 (s-typ-gen): Use it in place of for loops.
5559 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5561 * hooks.c (hook_bool_rtx_int_false): New function.
5562 * hooks.h (hook_bool_rtx_int_false): Declare.
5563 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5564 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5565 * target.h (struct gcc_target): Add commutative_p member.
5566 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5567 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5568 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5569 (pa_commutative_p): New function.
5570 * jump.c (target.h): Include.
5571 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5572 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5574 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5576 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5577 (s390_expand_setmem): New.
5578 * config/s390/s390.c: Likewise.
5579 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5580 Adapt comments.
5581 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5582 general_operand. Call new function "s390_expand_setmem".
5583 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5584 ("setmem_long", "*setmem_long"): ... this.
5586 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5588 * config/s390/s390.c: (optimization_options): Enable
5589 TARGET_MVCLE at -Os.
5590 * doc/invoke.texi: Document changes in default behaviour.
5591 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5593 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5595 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5596 defined by back-end.
5598 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5600 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5601 all sets in the pattern.
5602 * config/rs6000/rs6000.md (stack_protect_testsi,
5603 stack_protect_testdi): Likewise.
5605 2005-07-06 Jeff Law <law@redhat.com>
5607 * tree-vrp.c (simplify_using_ranges): Kill.
5608 (vrp_finalize): Remove call to simplify_using_ranges.
5609 (simplify_stmt_using_ranges): New function extracted from
5610 simplify_using_ranges.
5611 (simplify_div_or_mod_using_ranges): Likewise.
5612 (simplify_abs_using_ranges): Likewise.
5613 (simplify_cond_using_ranges): New function.
5614 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5615 * tree-ssa-propagate.c (substitute_and_fold): Call
5616 simplify_stmt_using_ranges if we have range information.
5618 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5620 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5621 ia64_flag_schedule_isns2.
5623 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5624 reading/writing general registers.
5625 (ia64_function_arg): Revert 2005-06-18 change.
5627 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5629 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5630 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5632 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5634 * function.c (expand_function_end): Revert part of 2005-06-27
5635 patch. Do sjlj_emit_function_exit_after after return_label.
5637 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5639 * doc/install.texi (--disable-libssp): New.
5641 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5643 * doc/invoke.texi: Update -fforce-mem documentation.
5644 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5645 code for -fforce-mem.
5646 * expmed.c: (store_bit_field,store_fixed_bit_field,
5647 extract_bit_field): Ditto.
5648 * expr.c: (convert_move): Ditto.
5649 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5650 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5651 emit_conditional_add,expand_float,expand_fix): Ditto.
5652 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5653 (common_handle_option): Issue warning when -fforce-mem specified.
5655 2005-07-06 Paul Brook <paul@codesourcery.com>
5657 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5658 argument is empty.
5659 * configure: Regenerate.
5661 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
5663 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5665 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
5667 Fix PR tree-optimization/22319
5668 Fix PR tree-optimization/22140
5669 Fix PR tree-optimization/22310
5671 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5672 variable sized types.
5673 Use correct type for intermediate structure on *a = *b structure
5674 copies.
5676 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5678 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5679 Remove.
5680 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5681 (machine_function): Move typedef to...
5682 * config/rs6000/rs6000.c (machine_function): ... here. Add
5683 varargs_save_offset field.
5684 (rs6000_stack_t): Remove varargs_size field.
5685 (setup_incoming_varargs): Allocate varargs save area using
5686 assign_stack_local, try to make it as small as possible.
5687 Save offset from virtual_stack_vars_rtx to the save area
5688 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
5689 instead of magic 8 when fp word byte size is used.
5690 (rs6000_va_start): Use cfun->machine->varargs_save_offset
5691 instead of -RS6000_VARARGS_SIZE.
5692 (rs6000_stack_info, debug_stack_info,
5693 rs6000_initial_elimination_offset): Remove all traces of
5694 varargs_size.
5695 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5696 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5697 RS6000_VARARGS_AREA.
5699 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
5701 PR tree-optimization/21963
5702 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5703 constant_multiple_of in the same way get_computation_cost_at does.
5705 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5707 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5708 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5709 (gen_compare_reg): If sparc_compare_emitted is set, clear it
5710 and return its previous value.
5711 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5712 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5713 constants.
5714 (stack_protect_set, stack_protect_test): New expanders.
5715 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5716 stack_protect_testdi): New insns.
5717 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5718 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5720 2005-07-06 Jeff Law <law@redhat.com>
5722 * tree-ssa-dce.c (cfg_altered): New global.
5723 (tree_dce_init): Initialize cfg_altered.
5724 (remove_dead_stmt): If we remove an edge in the CFG, then set
5725 CFG_ALTERED.
5726 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
5727 the dominators.
5729 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5731 * Makefile.in (stamp-collect-ld): Use
5732 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
5733 ./collect-ld if it already exists.
5734 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
5735 Don't remove ./nm if it already exists.
5737 2005-07-05 Devang Patel <dpatel@apple.com>
5739 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
5740 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
5741 * tree-vectorizer.c (vect_loop_location): New.
5742 (vect_print_dump_info): Use vect_loop_location.
5743 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
5744 (vectorize_loops): Set vect_loop_location.
5745 * tree-vect-analyze.c (vect_analyze_offset_expr,
5746 vect_determin_vectorization_factor, vect_analyze_operations,
5747 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5748 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5749 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5750 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5751 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5752 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5753 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5754 vect_analyze_loop): Adjust vect_print_dump_info API.
5755 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5756 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5757 vect_finish_stmt_generation, vectorizable_assignment,
5758 vectorizable_operation, vectorizable_store, vectorizable_load,
5759 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5760 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5761 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5762 vect_transform_loop): Same.
5763 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5764 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5765 Same.
5767 2005-07-05 Randolph Chung <tausq@debian.org>
5769 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5770 * configure: Regenerate.
5771 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5772 (pa_tls_referenced_p): Declare.
5773 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5774 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5775 (legitimize_tls_address): New.
5776 (hppa_legitimize_address): Handle TLS addresses.
5777 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5778 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5779 (emit_move_sequence): Handle TLS addresses.
5780 (pa_encode_section_info): Call default handler to handle common
5781 sections.
5782 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5783 (CONSTANT_ADDRESS_P): Reject TLS operands.
5784 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5785 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5786 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5787 (UNSPEC_TLSLE): Define new constants.
5788 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5789 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5790 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5791 (tie_symbolic_operand, tle_symbolic_operand): New
5793 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
5795 * aclocal.m4: Update macros for autoconf 2.59 style.
5796 * configure.ac: Likewise.
5798 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5800 * pa.c (function_value): Handle small aggregates on 32-bit targets.
5801 (function_arg): Pass small aggregates in general registers on 32-bit
5802 targets.
5803 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5805 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
5807 * Makefile.in (final.o): Fix dependencies.
5809 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5811 PR c/22013
5812 PR c/22098
5813 * langhooks.h (struct lang_hooks): Add expr_to_decl.
5814 * langhooks.c (lhd_expr_to_decl): New.
5815 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5816 New.
5817 (LANG_HOOKS_INITIALIZER): Update.
5818 * tree.c (recompute_tree_invarant_for_addr_expr): Call
5819 expr_to_decl langhook.
5820 * c-tree.h (c_expr_to_decl): Declare.
5821 * c-typeck.c (c_expr_to_decl): New.
5822 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5823 specially.
5824 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5826 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5828 PR c/22308
5829 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5830 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5832 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
5834 * Makefile.in: Adjust dependencies.
5835 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5836 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5837 * alias.c (rest_of_handle_cfg, pass_cfg): New.
5838 * bb-reorder.c (duplicate_computed_gotos): Make it static.
5839 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5840 rest_of_compilation.
5842 * bb-reorder.c (gate_duplicate_computed_gotos,
5843 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5844 rest_of_handle_reorder_blocks, pass_reorder_blocks,
5845 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5846 pass_partition_blocks): New.
5847 * bt-load.c (gate_handle_branch_target_load_optimize,
5848 rest_of_handle_branch_target_load_optimize,
5849 pass_branch_target_load_optimize): New.
5850 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5851 pass_jump2): New.
5852 * cfglayout.c (pass_insn_locators_initialize): New.
5853 * cfgrtl.c (pass_free_cfg): New.
5854 * combine.c (gate_handle_combine, rest_of_handle_combine,
5855 pass_combine): New.
5856 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5857 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5858 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5859 * except.c (pass_set_nothrow_function_flags,
5860 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5861 pass_rtl_eh): New.
5862 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5863 rest_of_handle_shorten_branches, pass_shorten_branches,
5864 rest_of_clean_state, pass_clean_state): New.
5865 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
5866 rest_of_handle_remove_death_notes, pass_remove_death_notes,
5867 rest_of_handle_life, pass_life, rest_of_handle_flow2,
5868 pass_flow2): New.
5869 * function.c (pass_instantiate_virtual_regs, pass_init_function,
5870 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
5871 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5872 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
5873 pass_gcse): New.
5874 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
5875 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
5876 pass_rtl_ifcvt, gate_handle_if_after_combine,
5877 rest_of_handle_if_after_combine, pass_if_after_combine,
5878 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
5879 pass_if_after_reload): New.
5880 * integrate.c (pass_initial_value_sets): New.
5881 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
5882 pass_purge_lineno_notes): New.
5883 * mode-switching.c (rest_of_handle_mode_switching,
5884 pass_mode_switching): New.
5885 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
5886 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
5887 pass_loop2): New.
5888 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
5889 pass_loop_optimize): New.
5890 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
5891 pass_sms): New.
5892 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
5893 pass_gcse2): New.
5894 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
5895 pass_postreload_cse): New.
5896 * profile.c (gate_handle_profiling, pass_profiling,
5897 rest_of_handle_branch_prob, pass_branch_prob): New.
5898 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
5899 pass_split_before_regstack, gate_handle_split_before_regstack,
5900 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
5901 rest_of_handle_split_all_insns, pass_split_all_insns): New.
5902 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
5903 pass_stack_regs): New.
5904 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
5905 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
5906 pass_stack_adjustments): New.
5907 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
5908 pass_regrename): New.
5909 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
5910 pass_delay_slots, gate_handle_machine_reorg,
5911 rest_of_handle_machine_reorg, pass_machine_reorg): New.
5912 * rtl.h (extern void purge_line_number_notes): New.
5913 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
5914 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
5915 pass_sched2): New.
5916 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
5917 pass_tracer): New.
5918 * value-prof.c (gate_handle_value_profile_transformations,
5919 rest_of_handle_value_profile_transformations,
5920 pass_value_profile_transformations): New.
5921 * var-tracking.c (gate_handle_var_tracking,
5922 pass_variable_tracking): New.
5923 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
5925 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
5926 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
5927 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
5928 rest_of_handle_old_regalloc, rest_of_handle_regrename,
5929 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
5930 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
5931 rest_of_handle_gcse2, rest_of_handle_regmove,
5932 rest_of_handle_tracer, rest_of_handle_if_conversion,
5933 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
5934 rest_of_handle_web, rest_of_handle_branch_prob,
5935 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
5936 rest_of_handle_jump_bypass, rest_of_handle_combine,
5937 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5938 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5939 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
5940 rest_of_handle_mode_switching, rest_of_handle_jump,
5941 rest_of_handle_eh, rest_of_handle_stack_adjustments,
5942 rest_of_handle_flow2, rest_of_handle_jump2,
5943 rest_of_handle_peephole2, rest_of_handle_postreload,
5944 rest_of_handle_shorten_branches, rest_of_clean_state,
5945 rest_of_compilation): Remove.
5947 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
5948 * passes.c (dump_flags, in_gimple_form, all_passes,
5949 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5950 register_dump_files, next_pass_1, last_verified, execute_todo,
5951 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
5952 from tree-optimize.c.
5953 (init_optimization_passes): Moved from tree-optimize.c,
5954 adding the RTL optimizations.
5955 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
5956 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
5957 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5958 register_dump_files, next_pass_1, last_verified, execute_todo,
5959 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
5960 init_tree_optimization_passes, ipa_passes): Delete.
5961 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
5962 the RTL dumps.
5963 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
5964 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
5965 from tree.h.
5966 (ipa_passes): Remove.
5967 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
5968 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
5969 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
5970 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
5971 (dump_info_p, dump_flag): Moved to tree-dump.h.
5973 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5974 cgraph.c, opts.c.
5975 * passes.c (finish_optimization_passes): Use dump_begin
5976 and dump_end, TDI_end.
5977 (gate_rest_of_compilation): New.
5978 (pass_rest_of_compilation): Use it.
5979 (gate_postreload, pass_postreload): New.
5980 * toplev.c (general_init): Rename init_tree_optimization_passes.
5981 * toplev.h (init_tree_optimization_passes): Rename to
5982 init_optimizations_passes.
5983 * tree-dump.c (dump_flag): Make static.
5984 (dump_files): Remove RTL dumps.
5985 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5986 pass_cleanup_cfg, pass_free_cfg_annotations,
5987 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5988 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5989 * tree-pretty-print.c: Include tree-pass.h.
5990 * cgraph.c: Include tree-dump.h.
5992 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5994 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
5995 Only fall back to saying it points to readonly memory if
5996 we can't do better.
5998 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6000 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6001 * config/m32r/m32r.c (m32r_compute_frame_size,
6002 m32r_expand_prologue): Take current_function_profile into
6003 account whenever we reference
6004 current_function_uses_pic_offset_table.
6005 (m32r_finalize_pic): Remove.
6006 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6008 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6010 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6011 instead of $<. Don't remove ./as if it already exists.
6013 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6015 PR target/21723
6016 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6017 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6018 for complex modes when generating code for PA 1.0.
6019 (VALID_FP_MODE_P): New macro.
6020 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6021 sets for all general and floating point modes. Align wide floating
6022 point modes to even register boundaries to comply with architectural
6023 requirements.
6024 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6025 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6026 (VALID_FP_MODE_P): New macro.
6027 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6028 sets for all general and floating point modes. Align wide floating
6029 point modes to even register boundaries to comply with architectural
6030 requirements.
6032 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6034 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6035 to 0.
6037 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6039 * tree-ssa-structalias.c: Don't include expr.h.
6041 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6043 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6044 comments.
6046 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6048 Fix PR tree-optimization/22279
6050 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6051 correct operator.
6053 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6055 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6057 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6059 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6060 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6061 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6062 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6063 config/stormy16/stormy16.c, config/v850/v850.c,
6064 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6065 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6066 Avoid "." or "\n" at end of diagnostics and capital letters at
6067 start of diagnostics.
6068 * combine.c, cse.c: Don't translate dump file output.
6069 * toplev.c (print_version): Only translate output if going to
6070 stderr.
6072 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6074 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6075 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6076 typos.
6078 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6080 * pa.c (fix_range): Fix typo in comment.
6082 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6084 * tree-vrp.c (extract_range_from_assert): Replace
6085 fold (build (...)) with fold_build2.
6087 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6089 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6090 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6091 (format_types_orig, handle_format_attribute): Add support for
6092 format "gcc_gfc".
6094 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6096 * varasm.c (assemble_variable): Fix format specifier thinko.
6098 2005-07-03 Ira Rosen <irar@il.ibm.com>
6100 PR tree-optimization/22029 (and 22135)
6101 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6102 a phi node before calling dump_vops.
6104 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6106 * tree-dump.h (dump_string_field): Declare.
6107 * tree-dump.c: Use it instead of dump_string.
6108 (dump_string_field): Make non-static.
6110 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6112 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6113 up the minimal CFG stuff always when optimize > 0. Call
6114 split_all_insns_noflow in PIC case if needed.
6116 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6117 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6119 PR c++/18279
6120 * c-decl.c (c_write_global_declarations): Dump contents of
6121 external scope to.
6122 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6123 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6124 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6125 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6126 is enabled.
6128 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6130 * c-common.h (GCC_DIAG_STYLE): Define.
6131 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6132 version for format checking to 4.1.
6133 * c-format.c: Include toplev.h after c-common.h.
6134 (enum format_type): Add gcc_tdiag_format_type.
6135 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6136 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6137 (format_types_orig): Add gcc_tdiag.
6138 (init_dynamic_diag_info): Support gcc_tdiag formats.
6139 (handle_format_attribute): Likewise.
6140 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6141 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6142 version for format checking to 4.1.
6143 (warning0, warning, error, pedwarn, sorry): Use
6144 ATTRIBUTE_GCC_DIAG.
6145 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6146 (finish_aliases_1): Do not use %qE.
6147 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6148 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6149 Correct format bugs.
6150 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6151 parameter to unsigned HOST_WIDE_INT.
6152 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6154 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6156 PR middle-end/21742
6157 * expr.c (write_complex_part): Use adjust_address for MEM.
6158 (read_complex_part): Same.
6160 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6162 Fix PR tree-optimization/22280
6164 * tree-sra.c (generate_element_init): Remove useless loop.
6166 2005-07-02 Richard Henderson <rth@redhat.com>
6168 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6169 TLS_MODEL_NONE.
6170 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6172 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6174 PR middle-end/14490
6175 * fold-const.c (fold_binary): Handle the return value of
6176 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6177 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6179 2005-07-02 Jeff Law <law@redhat.com>
6181 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6182 a eliminate type conversion which feeds an equality comparison
6183 if the original type or either operand in the comparison is a
6184 function pointer.
6186 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6188 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6189 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6190 texts.
6191 * config/avr/avr.c: Do not use '`' as left quote.
6192 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6193 Remove "." from end of diagnostics. Make diagnostics start with
6194 lowercase letter.
6196 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6197 Joseph S. Myers <joseph@codesourcery.com>
6199 * toplev.c (default_tree_printer): Handle setting location with
6200 '+' flag.
6201 * c-objc.common.c (c_tree_printer): Likewise.
6202 * c-format.c (gcc_diag_flag_specs): Add '+'.
6203 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6204 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6205 formats.
6206 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6207 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6208 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6209 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6210 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6211 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6212 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6213 format arguments where %J is used without %D.
6215 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6217 * gcc.c (LINK_SSP_SPEC): Define.
6218 (link_ssp_spec): New variable.
6219 (LINK_COMMAND_SPEC): Add %(link_ssp).
6220 (static_specs): Add link_ssp_spec.
6221 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6222 * configure: Rebuilt.
6223 * config.in: Rebuilt.
6225 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6226 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6227 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6228 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6229 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6230 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6231 -0x7008(2) instead of reading __stack_chk_guard variable.
6232 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6233 number.
6234 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6235 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6236 if TARGET_THREAD_SSP_OFFSET is defined.
6237 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6238 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6240 Revert:
6241 2005-06-27 Richard Henderson <rth@redhat.com>
6242 * libgcc-std.ver (GCC_4.1.0): New.
6243 * libgcc.h (__stack_chk_guard): Declare.
6244 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6245 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6246 * mklibgcc.in (lib2funcs): Add them.
6248 2005-07-01 Richard Henderson <rth@redhat.com>
6250 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6251 void * before struct sigcontext *.
6252 (x86_fallback_frame_state): Likewise.
6254 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6256 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6258 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6260 PR tree-opt/22269
6261 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6262 we check for SSA_NAME for.
6264 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6266 Fix PR tree-optimization/22071
6268 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6269 function.
6270 (get_constraint_for_component_ref): Use it.
6272 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6274 PR other/22264
6275 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6276 print out the last new line.
6278 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6280 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6281 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6282 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6283 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6284 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6285 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6286 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6287 (enum reg_class): New member CC0_REGS.
6288 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6289 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6290 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6291 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6292 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6293 Adjust for register now described.
6295 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6297 PR target/22262
6298 * config/i386/i386.md (stack_protect_test_si,
6299 stack_protect_test_di): Add earlyclobber for scratch 3.
6300 * config/rs6000/rs6000.md (stack_protect_testsi,
6301 stack_protect_testdi): Add earlyclobber for scratch 3,
6302 remove earlyclobber from scratch 4.
6304 Older entries for 2005 can be found in ChangeLog-2005.