| blob | 802e7a631df6d87aa4f47711b9d52e332ed80953 |
1 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
3 PR tree-optimization/18463
4 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5 converting it directly is not possible.
6 (chrec_convert_aggressive): New function.
7 * tree-chrec.h (chrec_convert_aggressive): Declare.
8 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
9 Fold chrec conversions aggressively if asked to.
10 (instantiate_parameters): Modified because of changes in
11 instantiate_parameters_1.
13 2005-09-19 Richard Henderson <rth@redhat.com>
15 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
16 (reduc_splus_v2df): New.
18 2005-09-19 Richard Sandiford <richard@codesourcery.com>
20 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
21 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
23 2005-09-19 Richard Henderson <rth@redhat.com>
25 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
26 vcondu<SSEMODE12>.
28 2005-09-19 Richard Henderson <rth@redhat.com>
30 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
31 (ia64_expand_dot_prod_v8qi): New.
32 * config/ia64/ia64-protos.h: Update.
33 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
34 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
35 sdot_prodv8qi, sdot_prodv4hi): New.
36 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
38 2005-09-19 Richard Henderson <rth@redhat.com>
40 PR 23941
41 * real.c (exact_real_truncate): Return false if the format cannot
42 represent the number as a normal.
44 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
45 for a memory source.
47 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
49 * tree-ssa-operands.c (swap_tree_operands): Export.
50 * tree.h (swap_tree_operands): Declare.
51 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
52 Call swap_tree_operands.
54 2005-09-19 Richard Henderson <rth@redhat.com>
56 * tree-flow.h (merge_alias_info): Declare.
57 * tree-ssa-copy.c (merge_alias_info): Export.
58 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
59 (vect_create_data_ref_ptr): Use create_iv directly.
60 (vectorizable_load): Use correct types for integer constants.
61 (vect_generate_tmps_on_preheader): Likewise.
62 (vect_gen_niters_for_prolog_loop): Likewise.
64 2005-09-19 Steven Bosscher <stevenb@suse.de>
66 PR rtl-optimization/23943
67 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
69 2005-09-18 Jan Hubicka <jh@suse.cz>
71 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
73 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
75 * varasm.c (output_constant): Do not abort on conversions to union
76 types between different sizes.
78 2005-09-18 Richard Guenther <rguenther@suse.de>
80 PR middle-end/23944
81 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
82 fallback.
84 2005-09-18 Paul Brook <paul@codesourcery.com>
86 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
88 2005-09-17 Richard Henderson <rth@redhat.com>
90 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
91 * tree-ssa-loop.c (pass_vect_dce): Remove.
92 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
93 of pass_vectorize.
95 2005-09-17 Richard Henderson <rth@redhat.com>
97 * tree-pass.h (pass_vect_dce): Declare.
98 * passes.c (init_optimization_passes): Add it.
99 * tree-flow.h (tree_ssa_dce): Declare.
100 * tree-ssa-dce.c (tree_ssa_dce): Export.
101 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
102 (gate_tree_vectorize): ... here.
103 (pass_vect_dce): New.
105 2005-09-17 Jan Hubicka <jh@suse.cz>
107 * except.c (struct eh_status): Turn region_array into vec.
108 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
109 convert_from_eh_region_ranges, find_exception_handler_labels,
110 current_function_has_exception_handlers, assign_filter_values,
111 build_post_landing_pads, dw2_build_landing_pads,
112 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
113 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
114 foreach_reachable_handler, can_throw_internal_1,
115 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
116 region_array.
117 (duplicate_eh_region_1): Update region_array.
118 (duplicate_eh_regions): Resize region_array and avoid recomputing.
120 2005-09-17 David Edelsohn <edelsohn@gnu.org>
122 PR middle-end/22067
123 * expmed.c (expand_mult): Substitute simple register for op0 when
124 computing max_cost.
126 2005-09-17 Richard Henderson <rth@redhat.com>
128 * expr.c (emit_move_via_integer): Add force argument, pass it on
129 to emit_move_change_mode. Update callers.
130 (emit_move_complex): Pass true to new force argument.
131 * function.c (expand_function_end): Move expand_eh_return call
132 earlier. Merge sub-word complex values into a pseudo before
133 copying to the return hard register.
135 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
137 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
138 between different sizes.
140 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
142 PR 23903
144 * passes.c (init_optimization_passes): Register dump files for
145 IPA passes first.
147 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
149 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
150 * config/s390/s390.c (s390_overlap_p): New function.
151 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
152 peephole2, "*xc" peephole2): Added overlap check to the peephole2
153 condition.
155 2005-09-16 Richard Guenther <rguenther@suse.de>
157 * ipa-pure-const.c (static_execute): Free auxiliar information.
158 * ipa-type-escape.c (discover_unique_type): Free temporary key.
159 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
161 2005-09-15 DJ Delorie <dj@redhat.com>
163 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
165 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
167 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
168 to order operands.
169 (swap_commutative_operands_with_target): New.
171 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
173 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
174 parameter.
175 Update callers.
176 (estimate_iters_using_array): New function.
177 * tree-data-ref.h (estimate_iters_using_array): Prototype
178 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
179 Use estimate_iters_using_array instead of analyze_array.
181 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
183 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
184 as addressable.
186 2005-09-15 Michael Matz <matz@suse.de>
188 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
190 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
192 PR tree-optimization/23835
193 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
194 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
196 2005-09-14 Richard Henderson <rth@redhat.com>
198 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
199 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
201 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
203 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
204 in the ARRAY_TYPE case.
206 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
208 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
210 2005-09-14 Uros Bizjak <uros@kss-loka.si>
212 PR middle-end/22480
213 * tree-vect-transform.c (vectorizable_operation): Return false for
214 scalar shift operations and for vector shift operations with
215 non-invariant shift arguments. Use scalar tree operand op1 as
216 a shift operand when vector shift insn pattern uses scalar shift
217 operand.
218 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
220 2005-09-14 Olivier Hainque <hainque@adacore.com>
222 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
223 value if it has side-effects.
225 2005-09-14 David Edelsohn <edelsohn@gnu.org>
227 PR target/22068
228 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
230 2005-09-14 Alan Modra <amodra@bigpond.net.au>
232 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
233 passed as NAME as if it were label at start of function code.
235 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
237 * config/sh/sh.md (*movv4sf_i): Add general register cases to
238 the constraints.
240 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
242 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
243 as early clobber. Rewrite so the PIC register is not implicitly used.
245 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
247 * tree.c (annotate_with_file_line): Compare line numbers before
248 file names.
250 2005-09-13 Uros Bizjak <uros@kss-loka.si>
252 PR target/23816
253 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
254 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
256 2005-09-13 Ian Lance Taylor <ian@airs.com>
258 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
259 than a HOST_WIDEST_INT to gen_doloop_begin.
261 2005-09-13 Diego Novillo <dnovillo@redhat.com>
263 * tree-dfa.c (dump_variable): Guard against NULL annotations.
265 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
267 PR tree-optimize/23817
268 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
270 2005-09-13 Alan Modra <amodra@bigpond.net.au>
272 PR target/23774
273 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
274 word before changing the stack pointer. Use gen_frame_mem for MEMs.
275 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
276 (restore_stack_nonlocal): Likewise.
277 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
279 2005-09-12 Ian Lance Taylor <ian@airs.com>
281 PR g++/7874
282 * c.opt (ffriend-injection): New C++ option.
283 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
284 (C++ Dialect Options): Document -ffriend-injection.
286 2005-09-12 Josh Conner <jconner@apple.com>
288 PR middle-end/23237
289 * ipa-reference.c (static_execute): Don't mark variables in
290 named sections TREE_READONLY.
292 2005-09-12 Alan Modra <amodra@bigpond.net.au>
294 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
295 stack_tie.
297 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
299 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
300 V_MUST_DEF instead of just the first_use_p.
301 Don't mark the virtual variables for renaming on the statement which
302 is being removed.
303 (pass_dse): Remove TODO_update_ssa.
305 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
307 PR middle-end/23290
308 * stor-layout.c (compute_record_mode): For records with a single
309 field, actually check the field's mode size against the type size.
311 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
312 registers for TARGET_SHMEDIA.
313 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
314 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
315 of GENERAL_REGS and FP_REGS.
317 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
319 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
321 2005-09-12 Alan Modra <amodra@bigpond.net.au>
323 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
324 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
325 are omitted. Exclude stack_tie insn too.
327 2005-09-11 David Edelsohn <edelsohn@gnu.org>
329 PR rtl-optimization/23098
330 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
331 0.0f is easy.
332 * config/rs6000/rs6000.md (movdf splitter): Use
333 const_double_operand predicate for TARGET_POWERPC64.
334 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
335 SYMBOL_REF method to ABI_V4.
337 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
338 replace_equiv_address.
339 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
340 rs6000_sr_alias_set and MEM_NOTRAP.
341 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
343 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
345 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
346 handle CALL_EXPR again.
348 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
350 * arm/predicates.md (alignable_memory_operand): Delete.
352 2005-09-10 Richard Henderson <rth@redhat.com>
354 PR debug/23806
355 * dbxout.c (dbxout_expand_expr): New.
356 (dbxout_symbol): Use it.
358 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
360 * arm.c (arm_gen_rotated_half_load): Delete.
361 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
362 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
363 (thumb_set_return_address): Likewise.
364 (thumb_load_double_from_address): Use adjust_address.
365 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
366 (extendhsisi2_mem, movhi_bytes): Use change_address.
367 (movhi): Use widen_memory_access.
368 (reload_out_df): Use replace_equiv_address.
369 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
371 2005-09-09 Richard Henderson <rth@redhat.com>
373 PR debug/20998
374 * dbxout.c: Include expr.h.
375 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
376 (dbxout_symbol): Handle DECL_VALUE_EXPR.
377 * Makefile.in (dbxout.o): Add EXPR_H.
379 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
381 PR tree-optimization/23509
382 * tree-cfg.c (replace_uses_by): Use replace_exp.
383 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
384 pointers have name_mem_tag or type_mem_tag set.
386 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
388 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
389 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
390 of wrongly accessing operands.
392 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
394 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
395 * tree-chrec.c: Include tree-scalar-evolution.h.
396 (chrec_convert): Instantiate the base and step before calling
397 scev_probably_wraps_p that would fail on parametric evolutions.
398 Collect all the fails into a single section failed_to_convert,
399 print a diagnostic, and return chrec_dont_know instead of calling
400 fold_convert.
401 * tree-scalar-evolution.c (loop_closed_phi_def): New.
402 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
403 phi nodes.
404 (scev_const_prop): Don't replace the definition of a loop closed ssa
405 phi node by itself, or by another loop closed ssa phi node.
406 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
407 that base and step are defined.
409 2005-09-09 Richard Guenther <rguenther@suse.de>
411 PR c++/23624
412 * fold-const.c (fold_ternary): Check truth_value_p before
413 calling invert_truthvalue.
415 2005-09-09 Nick Clifton <nickc@redhat.com>
417 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
418 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
419 dimension of these arrays.
420 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
421 these arrays.
422 * longlong.h: Only provide a prototype for the __clz_tab[] array
423 if this header has not been included from libgcc2.h.
424 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
425 defining own types.
426 Provide prototypes for exported functions.
427 Use the __clz_tab[] and __popcount_tab[] arrays provided by
428 libgcc2.c.
430 2005-09-08 Josh Conner <jconner@apple.com>
432 PR c++/21135
433 PR c++/23180
434 * expr.c (expand_expr_addr_expr_1): Don't invoke
435 expand_simple_binop for EXPAND_INITIALIZER.
437 2005-09-08 Richard Henderson <rth@redhat.com>
439 PR debug/23190
440 * toplev.c (wrapup_global_declaration_1): Split out ...
441 (wrapup_global_declaration_2): ... from ...
442 (wrapup_global_declarations): ... here. Return bool.
443 (check_global_declaration_1): Split out ...
444 (check_global_declarations): from here.
445 (emit_debug_global_declarations): New.
446 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
447 check_global_declaration_1, emit_debug_global_declarations): Declare.
448 * c-decl.c (c_write_global_declarations_1): Don't create a vector
449 of decls. Call wrapup_global_declaration_1,
450 wrapup_global_declaration_2, check_global_declaration_1 directly.
451 (c_write_global_declarations_2): New.
452 (ext_block): New.
453 (c_write_global_declarations): Call c_write_global_declarations_2.
454 * langhooks.c (write_global_declarations): Call
455 emit_debug_global_declarations.
457 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
458 remove decls that have DECL_RTL_SET_P.
459 * passes.c (rest_of_decl_compilation): Invoke
460 cgraph_varpool_finalize_decl for all but functions.
462 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
464 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
465 the result of a conversion if the new min and max cannot be compared.
467 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
469 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
470 (override_options): Setting s390_sr_alias_set removed.
471 (save_fpr, save_gprs): Set alias set to vararg or frame.
472 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
473 s390_sr_alias_set with get_frame_alias_set ().
474 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
475 get_varargs_alias_set ().
477 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
479 PR objc/20574
480 PR objc/19324
481 * c-parser.c (c_parser_objc_method_definition): If the next
482 token is not "{", error out and don't start the function.
484 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
486 * tree-vrp.c (extract_range_from_expr): Move the check for non
487 nullness after the check for gimple invariant.
489 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
491 * tree.c (host_integerp, tree_low_cst): Correct function comment.
493 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
495 PR target/23747
496 * config/m32r.md (movmemsi_internal): Canonicalize order of
497 operands in PLUS component of template.
499 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
501 * reload1.c (fixup_eh_region_note): Remove assertion.
502 (fixup_abnormal_edges): Reverted removal of call to
503 find_many_sub_basic_blocks made on 2005-08-31.
505 2005-09-07 Richard Henderson <rth@redhat.com>
507 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
508 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
509 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
510 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
511 rearrange for better packing.
512 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
513 (lookup_cfa_1): Remove inline marker.
514 (cfa_equal_p): Split out of ...
515 (def_cfa_1): ... here. Use INVALID_REGNUM.
516 (build_cfa_loc): Handle !cfa->indirect.
517 (frame_pointer_cfa_offset): New.
518 (dbx_reg_number): Assert register elimination performed; do
519 leaf register remapping.
520 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
521 (eliminate_reg_to_offset): New.
522 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
523 for verifiably local stack frame addresses; re-base to CFA.
524 (mem_loc_descriptor): Remove can_use_fbreg argument.
525 (concat_loc_descriptor, loc_descriptor): Likewise.
526 (containing_function_has_frame_base): Remove.
527 (rtl_for_decl_location): Don't do register elimination or
528 leaf register remapping here.
529 (secname_for_decl): Split out from ..
530 (add_location_or_const_value_attribute): ... here.
531 (convert_cfa_to_loc_list): New.
532 (compute_frame_pointer_to_cfa_displacement): New.
533 (gen_subprogram_die): Use them.
534 * tree.h (frame_base_decl): Remove.
535 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
536 (prologue_stack_adjust): Remove.
537 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
538 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
539 (set_frame_base_location): Remove.
540 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
541 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
542 (vt_add_function_parameters): Don't eliminate_regs.
543 (vt_initialize): Don't create frame_base_decl.
545 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
547 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
548 version of GNU binutils for 4.x and later.
550 2005-09-06 Mark Mitchell <mark@codesourcery.com>
552 * ggc-page.c (ggc_push_context): Remove.
553 (ggc_pop_context): Likewise.
554 * ggc.h (ggc_push_context): Remove.
555 (ggc_pop_context): Likewise.
557 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
559 PR target/8973
560 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
561 returning from an interrupt handler.
563 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
565 PR target/8972
566 * config/arc/arc.c (output_shift): Add check for loop count when
567 optimizing.
569 2005-09-06 Steven Bosscher <stevenb@suse.de>
571 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
572 form manually.
573 (abs_replacement): Likewise.
574 (pass_phiopt): Remove TODO_update_ssa.
576 2005-09-06 Jakub Jelinek <jakub@redhat.com>
578 PR c/23075
579 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
580 if "return with no value, in function returning non-void" warning
581 has been issued.
582 * tree-cfg.c (execute_warn_function_return): Don't look at
583 RETURN_EXPRs with TREE_NO_WARNING set.
585 PR target/22362
586 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
587 for internal functions doesn't use registers used by global registers
588 variables. Use fewer register parameters if there are global register
589 variables.
591 2005-09-06 Olivier Hainque <hainque@adacore.com>
592 Eric Botcazou <ebotcazou@adacore.com>
594 PR middle-end/14997
595 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
596 when we would be extracting outside its bit span (bitpos+bitsize
597 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
598 Ada unchecked conversions.
600 2005-09-06 Steven Bosscher <stevenb@suse.de>
602 * tree-ssa-pre.c (try_look_through_load): New function.
603 (compute_avail): Use it to try to look through loads for some
604 more useful expressions.
606 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
608 * simplify-rtx.c (simplify_binary_operation_1): Correct the
609 condition for detecting cases like (a&a) and (a^a).
611 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
613 * common.opt: Add option ftree-vect-loop-version.
614 * params.def: Add --param vect-max-version-checks.
615 * doc/invoke.texi: Document ftree-vect-loop-version and
616 --param vect-max-version-checks.
617 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
618 may_misalign_stmts and defines for accessors.
619 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
620 LOOP_VINFO_MAY_MISALIGN_STMTS.
621 (destroy_loop_vec_info): VEC_free for
622 LOOP_VINFO_MAY_MISALIGN_STMTS.
623 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
624 Update documentation.
625 (vect_update_misalignment_for_peel): New.
626 (vect_enhance_data_refs_alignment): Update to choose loop
627 peeling or loop versioning if appropriate for the (potentially)
628 unaligned data references in the loop.
629 (vect_analyze_data_refs_alignment): Remove call to
630 vect_enhance_data_refs_alignment so the checks can be done
631 earlier.
632 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
633 and move up call to vect_analyze_data_refs_alignment.
634 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
635 (vect_transform_loop): Add call to loop_version.
637 2005-09-06 Jakub Jelinek <jakub@redhat.com>
639 PR rtl-optimization/23098
640 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
641 * simplify-rtx.c (constant_pool_reference_p): New function.
642 * rtl.h (constant_pool_reference_p): New prototype.
643 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
644 constant_pool_reference_p in condition and
645 avoid_constant_pool_reference in preparation statements.
647 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
649 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
650 STRICT_LOW_PART SETs.
652 2005-09-06 Alan Modra <amodra@bigpond.net.au>
654 PR middle-end/21460
655 * except.c (sjlj_emit_function_enter): Find the function begin
656 note even when it's not in first basic block.
658 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
660 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
661 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
662 * aclocal.m4: Regenerate.
664 2005-09-05 DJ Delorie <dj@redhat.com>
666 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
667 of macro.
669 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
671 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
672 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
673 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
674 Follow spelling conventions.
675 * doc/invoke.texi: Follow spelling conventions.
677 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
679 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
680 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
681 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
683 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
685 PR target/23683
686 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
687 (output_stack_adjust): Use gen_tmp_stack_mem.
688 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
689 (sh_set_return_address, sh_allocate_initial_value): Likewise.
690 (sh_get_pr_initial_val): Likewise.
691 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
692 (sh_initialize_trampoline): Likewise. Also use adjust_address.
693 * sh.md (divsi_inv_m0): Use gen_const_mem.
694 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
695 (movdf_i4+1): Use gen_tmp_stack_mem.
696 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
697 (fpu_switch+2): Likewise.
698 (movv4sf_i, movv16sf_i): Use adjust_address.
699 (symGOT_load): Set MEM_NOTRAP_P bit.
701 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
703 PR target/23721
704 * pa.c (emit_move_sequence): Fix typo in last change.
706 2005-09-03 Jakub Jelinek <jakub@redhat.com>
708 PR rtl-optimization/23454
709 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
710 is true.
712 2005-09-03 Richard Henderson <rth@redhat.com>
713 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
715 PR middle-end/23671
716 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
717 gen_rtx_MEM.
719 2005-09-02 Nicolas Pitre <nico@cam.org>
721 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
722 to bit_count to 32 bits.
724 2005-08-31 Mark Mitchell <mark@codesourcery.com>
726 PR c++/23167
727 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
728 generating synthetic loads from volatile lvalues.
730 005-09-02 Nick Clifton <nickc@redhat.com>
732 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
733 __ctzhi2, __clzhi2): New functions.
735 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
737 PR middle-end/23547
738 * tree-nested.c (struct var_map_elt): Mark with GTY.
739 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
740 var_map_elt.
741 (lookup_field_for_decl): Allocate new element in GC memory.
742 (lookup_tramp_for_decl): Likewise.
743 (convert_nl_goto_reference): Likewise
744 (create_nesting_tree): Allocate info in GC memory. Likewise for
745 info->var_map.
746 (free_nesting_tree): Free with ggc_free instead of free.
747 (root): New static variable.
748 (lower_nested_functions): Remove root as local variable. And zero out
749 root at the end of the function.
751 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
753 PR rtl-optimization/20365
754 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
755 to short. New member ix.
756 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
757 (simplify_plus_minus): Initialize ix members before calling qsort.
759 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
761 PR tree-optimization/23626
762 * tree-cfg.c (replace_uses_by): Clean up eh info.
764 2005-09-01 DJ Delorie <dj@redhat.com>
766 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
767 fprintf.
769 2005-09-01 David Edelsohn <edelsohn@gnu.org>
771 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
772 (rs6000_split_multireg_move): Use replace_equiv_address instead of
773 gen_rtx_MEM.
775 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
777 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
778 do not issue warning for a variable definition following
779 a declaration.
781 2005-09-01 Richard Henderson <rth@redhat.com>
783 PR 23668
784 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
785 conversion to CONST_VECTOR.
787 2005-09-01 Richard Henderson <rth@redhat.com>
789 PR 23676
790 * reload1.c (reload_as_needed): Check !CALL_P before calling
791 fixup_eh_region_note.
792 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
794 2005-09-01 DJ Delorie <dj@redhat.com>
796 * varasm.c (output_constant): Let the target resolve
797 conversions of addresses to non-default pointer sizes.
799 2005-09-01 Nicolas Pitre <nico@cam.org>
801 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
802 to alow matching ARM pre-indexed addressing mode.
803 (arm_override_options): Remove now irrelevant comment.
805 2005-09-01 Phil Edwards <phil@codesourcery.com>
807 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
808 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
809 * config/i386/vxworks.h: Likewise.
810 * config/i386/t-vxworksae: New file, for VxWorks AE.
811 * config/i386/vxworksae.h: Likewise.
813 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
815 PR tree-optimization/23410
816 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
817 sequence is not wrapping during the first step.
819 2005-09-01 Jakub Jelinek <jakub@redhat.com>
821 PR debug/7241
822 * dwarf2out.c (base_type_die): Compare char_type_node with
823 TYPE_MAIN_VARIANT (type), not type.
825 2005-09-01 Richard Guenther <rguenther@suse.de>
827 PR tree-optimization/15366
828 * common.opt: Add -finline-functions-called-once.
829 Put -fearly-inlining in alphabetically ordered place.
830 * doc/invoke.texi: Document new option.
831 * ipa-inline.c (cgraph_decide_inlining): Honour
832 flag_inline_functions_called_once.
834 2005-09-01 Jakub Jelinek <jakub@redhat.com>
836 PR rtl-optimization/23478
837 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
838 (alloc_qty): Initialize it.
839 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
840 (combine_regs): Combine also n_throwing_calls_crossed fields.
841 (find_free_reg): Don't attempt to caller-save pseudos crossing
842 calls that might throw.
843 * global.c (struct allocno): Add throwing_calls_crossed field.
844 (global_alloc): Revert 2005-08-22 change. Initialize
845 throwing_calls_crossed.
846 (find_reg): Don't attempt to caller-save pseudos crossing calls that
847 might throw.
849 2005-09-01 Alan Modra <amodra@bigpond.net.au>
851 PR target/23649
852 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
853 (mask64_operand): Reinstate code prior to 2005-06-11 change.
854 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
855 (and64_2_operand): Tweak to use predicate.
856 (and_operand): Adjust for mask_operand changes.
857 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
858 (print_operand): Likewise.
859 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
860 (mask64_1or2_operand): Delete.
861 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
862 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
863 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
864 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
865 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
866 (rotldi3_internal4): Likewise.
867 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
868 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
869 (ashldi3_internal7): Likewise.
870 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
871 (ashldi3_internal, ashldi3_internal9 split): Likewise.
872 (anddi3 split): Don't match mask64_operand.
873 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
874 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
875 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
876 't' splitter predicate.
877 (movdi_internal64 + 2): Revert 2005-06-11 change.
879 2005-08-31 DJ Delorie <dj@redhat.com>
881 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
882 (m32c_asm_integer): Add support for 32 bit pointers.
884 2005-08-31 Richard Henderson <rth@redhat.com>
886 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
887 component-like references for setting MEM_NOTRAP_P.
889 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
890 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
892 2005-08-31 Richard Henderson <rth@redhat.com>
894 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
895 into a pseudo before applying gen_lowpart.
897 2005-08-31 Geoffrey Keating <geoffk@apple.com>
899 * doc/install.texi (Specific): Update cctools version required
900 for full functionality.
901 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
902 linkers as -macosx_version_min.
904 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
906 PR target/21255
907 * sh.c (print_operand, %R and %S): Add handling of floating point
908 registers, memory, constants and invalid operands.
910 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
912 * ipa-pure-const.c: Change dump name.
914 2005-08-31 Uros Bizjak <uros@kss-loka.si>
916 PR target/23570
917 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
918 to "reg_or_0_operand".
919 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
921 2005-08-31 Dale Johannesen <dalej@apple.com>
923 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
924 loops that count down.
926 2005-08-31 Richard Henderson <rth@redhat.com>
928 PR rtl-opt/23601
929 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
930 (fixup_eh_region_note): New.
931 (reload_as_needed): Call it.
932 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
933 don't call find_many_sub_basic_blocks; call verify_flow_info.
934 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
935 (keep_stack_depressed): Likewise.
936 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
938 2005-08-31 Richard Henderson <rth@redhat.com>
940 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
941 fp return matching.
943 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
945 * expr.c (expand_expr_real_1): Compare size of address
946 mode to target's address mode size in deciding expansion of
947 the constant address.
949 2005-08-31 Richard Guenther <rguenther@suse.de>
951 PR middle-end/23477
952 * expr.c (all_zeros_p): New function.
953 (expand_expr_real_1): Handle the case of an all-zero
954 non-addressable constructor separately.
956 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
958 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
959 arguments, adjust all callers.
960 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
962 2005-08-30 Richard Henderson <rth@redhat.com>
964 PR target/23630
965 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
966 whenever the mode sizes match.
968 2005-08-31 Alan Modra <amodra@bigpond.net.au>
970 * calls.c (load_register_parameters): Fix comment typo.
971 * expr.c (emit_push_insn): Comment formatting.
973 2005-08-30 Ian Lance Taylor <ian@airs.com>
975 * config/i386/x-cygwin (host-cygwin): Change dependency from
976 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
978 2005-08-29 Geoffrey Keating <geoffk@apple.com>
980 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
981 parts of 'vals'.
983 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
985 PR middle-end/23408
986 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
987 call to ggc_collect.
989 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
991 PR bootstrap/21268
992 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
993 beginning. Remove $(INCLUDES) from all the rules, if following
994 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
996 2005-08-29 Jakub Jelinek <jakub@redhat.com>
998 PR middle-end/23484
999 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1000 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1001 not constant, but maxlen is, don't set len to maxlen, rather
1002 set maxlen to len if len is a constant.
1004 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1006 PR tree-optimization/23475
1007 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1008 and counts.
1010 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1012 Fix PR middle-end/22455
1014 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1015 Checksum only the parts of the tree that exist for the tree code.
1017 2005-08-28 Dale Johannesen <dalej@apple.com>
1019 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1021 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1023 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1025 2005-08-28 Richard Henderson <rth@redhat.com>
1027 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1028 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1029 of char_type_node.
1031 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1033 PR ada/23593
1034 * builtins.c (get_memory_rtx): Don't strip nops
1035 in between COMPONENT_REFs.
1037 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1039 PR middle-end/23463
1040 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1041 types.
1042 (gimplify_modify_expr): Check for zero sized types and gimplify the
1043 rhs and lhs as statements.
1045 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1047 PR libgcj/23508
1048 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1049 state for return address column of signal frames.
1051 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1053 PR target/23539
1054 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1055 bytes >= 2 not bytes == 2.
1056 (expand_block_move): Same.
1058 2005-08-27 Richard Guenther <rguenther@suse.de>
1060 PR target/23575
1061 * config/i386/sse.md (sse2_movsd): Add missing closing
1062 braces.
1064 2005-08-27 Paul Brook <paul@codesourcery.com>
1066 * genrecog.c (enum decision_type): Add DT_num_insns.
1067 (struct decision_test): Add u.num_insns.
1068 (add_to_sequence): Add DT_num_insns test.
1069 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1070 (write_cond, debug_decision_2): Ditto.
1071 (change_state): Assume peep2_next_insn never fails.
1072 Remove "afterward" argument.
1073 (write afterward, write_tree): Update to match.
1074 * recog.c (peep2_current_count): New variable.
1075 (peep2_next_insn): Check it.
1076 (peephole2_optimize): Set peep2_current_count.
1077 * recog.h (peep2_current_count): Declare.
1079 2005-08-26 Josh Conner <jconner@apple.com>
1081 PR middle-end/23584
1082 * ipa-pure-const.c (check_tree): Check for volatile-ness
1083 when considering a dereference.
1085 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1087 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1089 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1091 PR rtl-optimization/23561
1092 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1093 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1094 at most LEN bytes long memory fits into the field.
1095 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1096 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1097 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1099 2005-08-26 Richard Henderson <rth@redhat.com>
1101 PR rtl-opt/23560
1102 * loop.c (biased_biv_may_wrap_p): New.
1103 (maybe_eliminate_biv_1): Use it to suppress non-equality
1104 comparison transformations. Delete disabled code.
1106 2005-08-26 Ian Lance Taylor <ian@airs.com>
1108 * combine.c (make_extraction): Avoid reference outside object.
1110 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1112 * stor-layout.c (finalize_type_size): Restore behaviour for
1113 non-aggregate types to the status quo ante of the patch for
1114 pr 23467. Document why it matters.
1116 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1118 PR c/23506
1119 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1120 array by one element, initialize the BT_LAST element with NULL.
1122 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1124 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1125 optimizing for size.
1126 (plus_eqsi): Same.
1127 (compare_plus_eqsi): Same.
1128 (plus_eqsi_compare): Same.
1129 (neg_eq0<mode>): Same.
1130 (neg_eq<mode>): Same.
1132 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1133 PROCESSOR_POWER4.
1135 2005-08-26 Nick Clifton <nickc@redhat.com>
1137 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1138 TARGET_EP is not defined.
1139 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1140 TARGET_EP is enabled.
1141 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1142 * config/v850/v850.md (save_all_interrupt): Only use the EP
1143 register if TARGET_EP is defined.
1144 (restore_all_interrupt): Likewise.
1145 * config/v850/lib1funcs.asm: Update functions so that the EP
1146 register is only used if __EP__ is defined.
1148 2005-08-26 David Ung <davidu@mips.com>
1150 * config/mips/mips.c (mips_expand_prologue): Handle case when
1151 generating for MIPS16 and the outgoing argument area is more than
1152 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1153 add instruction.
1155 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1157 * config/crx/crx.md: Make doloop_end pattern usage controllable
1158 via mloop-nesting=<max-nesting> command line switch. Make sure
1159 the combiner cannot use doloop_end_<mode> in an illegal way.
1160 * config/crx/crx.c: Use regs up to r6 for argument passing.
1161 Refine crx_address_cost (non cst4 displacements are expensive).
1162 * config/crx/crx.opt: Add switch for mloop-nesting=.
1164 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1166 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1167 (UNSPEC_MVST): New constant.
1169 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1171 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1172 Reject operands containing eliminable registers.
1173 * testsuite/gcc.dg/20050825-1.c: New testcase.
1175 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1176 Jan Hubicka <jh@suse.cz>
1178 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1180 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1182 PR tree-optimization/23546
1183 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1184 and REAL_CST nodes.
1186 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1188 * params.def (PARAM_MIN_SPEC_PROB): New.
1189 * sched-rgn.c (MIN_PROBABILITY): Delete.
1190 (compute_trg_info): Convert to PARAM_VALUE.
1191 * doc/invoke.texi (param): Document min-spec-prob.
1193 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1195 * config/darwin.h: define __PIC__
1196 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1197 TARGET_OS_CPP_BUILTINS macro.
1199 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1201 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1202 yesterday.
1204 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1206 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1207 to duplicate_block.
1208 * cfghooks.c (duplicate_block): Added position where to place
1209 new block as argument.
1210 * cfghooks.h (duplicate_block): Declaration changed.
1211 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1212 duplicate_block.
1213 * cfglayout.h (copy_bbs): Declaration changed.
1214 * cfgloop.h (loop_version): Declaration changed.
1215 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1216 position to copy_bbs.
1217 (loop_version): Pass position to duplicate_loop_to_header_edge.
1218 Add place_after argument and position new blocks according to
1219 it.
1220 * modulo-sched.c (sms_schedule): Pass place_after argument
1221 to loop_version.
1222 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1223 * tree-cfg.c (split_edge_bb_loc): New function.
1224 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1225 to determine position of new blocks.
1226 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1227 to loop_version.
1228 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1229 argument to duplicate_block.
1230 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1231 Pass position to copy_bbs.
1233 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1235 * fold-const.c (ptr_difference_const): Use
1236 cst_and_fits_in_hwi instead of host_integerp.
1238 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1240 * config/darwin.c (gen_pic_offset): New.
1241 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1242 Use it.
1244 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1246 PR tree-optimization/23486
1247 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1249 2005-08-23 Phil Edwards <phil@codesourcery.com>
1251 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1252 remove use_collect2.
1253 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1255 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1256 configuration files to override the default value.
1258 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1259 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1260 * config/vx-common.h: New file, split out from...
1261 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1262 * config/vxworksae.h: New file, for VxWorks AE.
1263 * config/vxworks.opt: New file.
1264 * config/vxlib.c: Update for VxWorks 6.
1266 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1267 other MULTILIB_* variables appropriately.
1268 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1269 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1270 * config/rs6000/vxworks.h: Update for VxWorks 6.
1271 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1273 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1275 PR target/20799
1276 * config/darwin.c (machopic_select_section): Remove the hack to
1277 mark "::operator new" and "::operator delete" for coalescing
1278 even though they are not weak.
1280 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1282 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1283 * configure: Regenerate.
1285 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1287 PR middle-end/23517
1288 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1289 between vectors.
1290 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1291 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1292 Likewise.
1294 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1296 * config/rs6000/predicates.md (equality_operator): New.
1297 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1298 comparison with a large constant.
1300 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1302 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1304 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1306 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1307 registers is even, and we have a hardware double precision fp,
1308 align the buffer.
1309 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1310 size of current argument when checking if argument was passed in
1311 registers.
1313 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1315 PR middle-end/23467
1316 * stor-layout.c (finalize_type_size): Dont override
1317 existing alignment with a smaller alignment from the mode.
1319 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1321 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1322 * lambda.h (lambda_vector_lexico_pos): ... here.
1323 * tree-data-ref.c (build_classic_dist_vector): Return false when
1324 the distance vector is lexicographically negative.
1326 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1328 PR tree-optimization/23511
1329 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1330 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1332 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1334 PR tree-optimization/22043
1335 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1336 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1337 If ALLOW_FLEXARR, handle types ending with flexible array member.
1338 Pass false as second argument to recursive count_type_elements calls.
1339 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1340 argument to count_type_elements call.
1341 * tree-sra.c (decide_block_copy): Likewise.
1342 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1343 for a constant-sized object, set cleared as well. Pass true as
1344 second argument to count_type_elements call.
1346 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1348 PR target/21571
1349 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1350 from legitimate_small_data_p, and make global. Update use.
1351 Remove forward declaration.
1352 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1353 Declare.
1354 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1356 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1358 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1359 of scratch intermediates.
1360 (eq<mode>_compare): Same.
1361 (neg_eq0<mode>): New.
1362 (neg_eq<mode>): Convert to define_insn_and_split.
1364 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1366 PR target/23070
1367 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1368 stdarg functions, set/clear the fp marker even when no variable
1369 args are passed.
1370 * config/rs6000/sysv4.opt (mprototype): Describe.
1372 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1374 PR rtl-optimization/23478
1375 * regs.h (reg_info): Add throw_calls_crossed.
1376 (REG_N_THROWING_CALLS_CROSSED): Define.
1377 * flow.c (allocate_reg_life_data): Initialize
1378 REG_N_THROWING_CALLS_CROSSED.
1379 (propagate_one_insn, attempt_auto_inc): Update
1380 REG_N_THROWING_CALLS_CROSSED.
1381 * global.c (global_alloc): Don't allocate pseudos across
1382 calls that may throw.
1384 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1386 PR c/18715
1387 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1388 value is inbetween the range if we did not find an exact match.
1390 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1392 * doc/invoke.texi (Option Summary): Add ms1 options.
1393 * doc/extend.texi: Document interrupt handler attribute for ms1.
1394 * doc/md.texi: Document ms1 constraints.
1395 * config.gcc: Add ms1-*-elf.
1396 * config/ms1/ms1.h: New.
1397 * config/ms1/ms1.c: New.
1398 * config/ms1/ms1.md: New.
1399 * config/ms1/ms1-protos.h: New.
1400 * config/ms1/ABI.txt: New.
1401 * config/ms1/crti.asm: New.
1402 * config/ms1/crtn.asm: New.
1403 * config/ms1/lib2extra-funcs.c: New.
1404 * config/ms1/t-ms1: New.
1405 * config/ms1/ms1.opt: New.
1407 2005-08-22 Ira Rosen <irar@il.ibm.com>
1409 * config/rs6000/altivec.md (xorv4sf3): New.
1410 (negv4sf2, neg<mode>2): Likewise.
1412 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1414 PR target/23485
1415 * config/ia64/ia64.md (divsi3): Check divide by zero.
1416 (udivsi3): Likewise.
1417 (divdi3): Likewise.
1418 (udivdi3): Likewise.
1420 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1422 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1423 up to elem_bitsize bits, not max_bitsize.
1425 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1427 PR tree-optimization/23433
1428 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1429 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1431 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1433 PR tree-optimization/23434
1434 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1435 the iteration bound is not an INTEGER_CST.
1437 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1439 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1440 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1441 NULL if need_epilog_adjust is false.
1442 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1443 Case 3 always peels first itration, not just for PLUS case, and no need
1444 to use scalar_initial_def here. Create an epilog adjustment only if
1445 scalar_initial_def is not NULL.
1447 (vectorizable_reduction): Remove assert.
1449 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1451 PR target/23485
1452 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1453 (__moddi3): Likewise.
1454 (__udivdi3): Likewise.
1455 (__umoddi3): Likewise.
1456 (__divsi3): Likewise.
1457 (__modsi3): Likewise.
1458 (__udivsi3): Likewise.
1459 (__umodsi3): Likewise.
1461 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1463 * tree-pass.h (TDF_GRAPH): Define.
1464 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1465 * passes.c (finish_optimization_passes): Only call
1466 finish_graph_dump_file if TDF_GRAPH is set.
1467 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1468 NULL. Set TDF_GRAPH bit.
1469 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1471 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1473 * arm.h (arm_stack_offsets): Add locals_base field.
1474 * arm.c (arm_get_frame_offsets): Compute it.
1475 (thumb_compute_initial_elimination offset): Make the Thumb frame
1476 pointer point to the base of the local variables.
1477 (thumb_expand_prologue): Update accordingly.
1478 (thumb_expand_epilogue): Likewise.
1480 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1481 mode of clobbered scratch to DImode. Handle a case that's known to
1482 need this.
1484 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1486 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1487 (gt0<mode>_compare): Delete.
1488 (neg_gt0<mode>): Delete.
1490 2005-08-19 Eric Christopher <echristo@apple.com>
1492 * optabs.h: Change CTI_ to COI_.
1493 * optabs.c: Ditto.
1495 2005-08-19 James E Wilson <wilson@specifix.com>
1497 * builtins.c (expand_builtin_return_addr): Set
1498 current_function_accesses_prior_frames when count != 0. Use
1499 frame_pointer_rtx when count == 0.
1500 * function.h (struct function): Add accesses_prior_frames field.
1501 (current_function_accesses_prior_frames): Define.
1502 * reload1.c (init_elim_table): Check
1503 current_function_accesses_prior_frames.
1504 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1506 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1508 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1509 indicator. Return true if the flowgraph changed during
1510 cleanup.
1512 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1514 PR 23476
1515 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1516 conditional expression before testing its value.
1518 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1520 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1522 2005-08-19 Devang Patel <dpatel@apple.com>
1524 PR tree-optimization/23048
1525 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1526 third parameter. Check whether latch is dominated by exit
1527 block or not.
1528 (if_convertible_loop_p): Supply exit block itself to
1529 if_convertible_bb_p.
1531 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1533 PR target/23473
1534 * arm.md (arm_load_pic_register): Change argument to the mask of
1535 saved registers. Call thumb_find_work_register if we need a
1536 scratch register on Thumb.
1537 (arm_expand_prologue): Pass empty register set to
1538 arm_load_pic_register.
1539 (thumb_expand_prologue): Pass live_regs_mask directly to
1540 arm_load_pic_register.
1541 * arm-protos.h (arm_load_pic_register): Update prototype.
1543 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1545 * sh.c (find_sole_member): New function.
1546 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1547 if the record's alignment is larger than the size of its only member.
1549 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1551 PR target/23436
1552 * arm.c (thumb_legitimize_reload_address): New function.
1553 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1554 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1556 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1558 * config/crx/crx.c: Implement crx_decompose_address. Reject
1559 symbolic displacements since CRX register relative adressing
1560 mode can't handle unsigned 32-bit values as displacements.
1561 * config/crx/crx.h: Simplify definitions, remove redundant
1562 parenthesis and obsolete macros.
1563 * config/crx/crx.opt: Add new switch for debugging addresses.
1564 * config/crx/crx-protos.h: Add new declarations for above.
1566 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1568 PR middle-end/20624
1569 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1570 looking past it.
1572 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1574 * collect2.c (dup2): Delete.
1575 * configure.ac: Don't check for dup2.
1577 * config.in, configure: Regenerate.
1579 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
1581 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1582 record with the type of its only member.
1584 2005-08-18 David Edelsohn <edelsohn@gnu.org>
1586 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1587 define_insn_and_split.
1588 (plus_ltu<mode>_compare): Same.
1589 (gtu<mode>_compare): Same.
1590 (plus_gtu<mode>_compare): Same.
1592 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
1594 PR tree-optimization/22228
1595 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1596 todo_flags_start.
1597 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1598 are recorded in vect_vnames_to_rename for renaming.
1599 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1600 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1601 in vect_vnames_to_rename.
1602 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1603 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1605 2005-08-18 Jan Hubicka <jh@suse.cz>
1607 PR c++/22034
1608 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1609 info only for local statics, not for member variables.
1611 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1613 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1615 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1617 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1619 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
1621 PR middle-end/16045
1622 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1624 2005-08-17 James E Wilson <wilson@specifix.com>
1626 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1627 array size check.
1629 2005-08-17 David Edelsohn <edelsohn@gnu.org>
1631 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1632 (leu<mode>_compare): Same.
1633 (plus_leu<mode>): Same.
1634 (neg_leu<mode>): Same.
1635 (and_neg_leu<mode): Same.
1636 (ltu<mode>_compare): Same.
1637 (plus_ltu<mode>): Same.
1638 (geu<mode>): Same.
1639 (geu<mode>_compare): Same.
1640 (plus_geu<mode>): Same.
1641 (neg_geu<mode>): Same.
1642 (and_neg_geu<mode>): Same.
1643 (plus_gt<mode>): Same.
1644 (gtu<mode>_compare): Same.
1645 (plus_gtu<mode>): Same.
1647 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
1649 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1650 Move call_table_data to end. Delete spurious .text.
1651 (callt_save_all_interrupt): Fix comment typo.
1653 2005-08-17 James E Wilson <wilson@specifix.com>
1654 Kevin Winchester <winchester@amirix.com>
1656 PR target/21684
1657 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1659 2005-08-17 Uros Bizjak <uros@kss-loka.si>
1661 PR target/23268
1662 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1663 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1665 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
1667 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1668 record with the type of its only member if the modes don't match.
1670 * varasm.c (decode_reg_name): Skip empty additional register names.
1672 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
1674 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1675 lsm_tmp_name_length): New.
1676 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1677 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1679 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1680 Andreas Krebbel <krebbel1@de.ibm.com>
1682 * config.gcc: Added z9-109 switch.
1683 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1684 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1685 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1686 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1687 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1688 for "z9_109" cpu attribute.
1689 * config/s390/s390.c (z9_109_cost): New processor cost structure.
1690 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1691 (s390_handle_arch_option): Added z9-109 switch.
1692 (override_options): Set respective cost function for z9-109.
1693 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1694 (legitimate_reload_constant_p): Accept extended immediates.
1695 (print_operand): Three new output modifiers added: k, m and o.
1696 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1697 (s390_output_mi_thunk): Use extended immediate when possible.
1698 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1699 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1700 (CONSTRAINT_LEN): Added length of O constraint.
1701 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1702 * config/s390/s390.md ("cpu"): New value z9_109 added.
1703 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1704 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1705 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1706 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1707 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1708 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1709 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1710 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1711 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1712 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1713 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1714 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1715 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1716 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1717 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1718 immediates.
1719 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1720 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1721 insns for TARGET_EXTIMM.
1723 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
1725 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1727 2005-08-17 Nick Clifton <nickc@redhat.com>
1729 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1730 Call default_encode_section_info.
1732 2005-08-17 Steven Bosscher <stevenb@suse.de>
1734 PR tree-optimization/21574
1735 * tree-ssa-ccp.c (likely_value): If the right hand side is a
1736 constant, return CONSTANT.
1737 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1738 (ccp_fold, visit_assignment): Likewise.
1739 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1741 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1743 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1744 fold_buildN instead of buildN then fold_initializer or fold.
1745 (build_unary_op): Likewise.
1746 (build_binary_op): Likewise.
1747 * fold-const.c (fold_initializer): Remove.
1748 (fold_build1_initializer): New function.
1749 (fold_build2_initializer): New function.
1750 (fold_build3_initializer): New function.
1751 * tree.h (fold_initializer): Remove.
1752 (fold_build1_initializer): New function.
1753 (fold_build2_initializer): New function.
1754 (fold_build3_initializer): New function.
1756 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1758 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1759 (try_move_mult_to_index): Call fold_build2 instead of build2.
1760 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1761 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1762 fold_binary_to_constant.
1763 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1764 fold (build.
1765 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1766 check if A == gcd (A, B). Remove TYPE argument.
1767 (analyze_offset) Use fold_build2 instead of fold (build.
1768 (create_data_ref): Likewise.
1769 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1770 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1771 then fold.
1773 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
1775 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1776 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1778 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
1780 PR tree-opt/23402
1781 * gimplify.c (zero_sized_type): New function.
1782 (gimplify_modify_expr_rhs): If we have a zero sized type,
1783 replace the statement with an empty statement.
1785 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
1787 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1788 fxsave.
1790 2005-08-16 Ian Lance Taylor <ian@airs.com>
1792 * doc/tm.texi (Label Output): Correct typo.
1794 2005-08-16 Steven Bosscher <stevenb@suse.de>
1796 PR target/23376
1797 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1798 force_operand will work later on using have_insn_for.
1800 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1802 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1804 2005-08-16 Ian Lance Taylor <ian@airs.com>
1806 PR c++/23337
1807 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1808 vector type, don't try to construct it element by element. Add an
1809 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1811 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1813 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1815 2005-08-16 Geoffrey Keating <geoffk@apple.com>
1817 * doc/invoke.texi (Precompiled Headers): Document some more options
1818 which are known to be safe.
1820 2005-08-16 James E Wilson <wilson@specifix.com>
1822 PR tree-optimization/21105
1823 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1824 TREE_OVERFLOW check.
1826 2005-08-16 David Edelsohn <edelsohn@gnu.org>
1828 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
1829 (neg_ltu<mode>): Same.
1830 (gtu<mode>): Same.
1831 (neg_gtu<mode>): Same.
1833 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1835 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
1836 (fold_builtin_isdigit): Use fold_buildN.
1837 (build_function_call_expr): Likewise.
1838 * c-typeck.c (c_finish_loop): Likewise.
1840 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
1841 Richard Shann <rshann@superh.com>
1843 PR middle-end/20396:
1844 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
1846 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
1848 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1850 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
1852 PR target/23355
1853 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1854 arm_compure_save_reg0_reg12_mask to determine when the PIC register
1855 must be saved.
1857 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1859 PR middle-end/23369
1860 * fold-const.c (build_range_check): Disable optimization for function
1861 pointer expressions on targets that require function pointer
1862 canonicalization.
1864 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
1866 * simplify-rtx.c (simplify_const_relational_operation): When
1867 extracting arguments of a COMPARE, recompute the mode as well.
1869 2005-08-15 Ian Lance Taylor <ian@airs.com>
1871 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1873 2005-08-15 DJ Delorie <dj@redhat.com>
1875 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1876 the stack.
1877 (movsi_splittable): Allow, but split, moves to the stack.
1878 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1879 stack.
1881 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1883 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1884 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1885 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1887 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1888 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1889 Delete HOST_PTR_PRINTF.
1891 * configure, config.in: Regenerate.
1893 2005-08-15 David Edelsohn <edelsohn@gnu.org>
1895 * config/rs6000/rs6000.md (QHSI): New mode macro.
1896 (wd): Extend mode attr for QImode and HImode
1897 (dbits): New mode attr.
1898 (zero_extend<mode>di2): Convert to mode macro.
1900 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1902 PR target/21841
1903 * doc/invoke.texi (-mgnu-ld): Update description.
1904 (-mhp-ld): Ditto.
1906 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1908 PR 23391
1909 * Makefile.in (tree-chrec.o): Depends on real.h.
1910 * tree-chrec.c: Include real.h.
1911 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1912 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1913 * tree-scalar-evolution.c (add_to_evolution_1,
1914 interpret_rhs_modify_expr): Ditto.
1916 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1918 PR 23386
1919 * tree-data-ref.c (estimate_niter_from_size_of_data): When
1920 step is negative compute the estimation from init downwards to zero.
1922 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
1924 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1926 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1928 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1929 constraint.
1930 (legitimate_reload_constant_p): Fix handling of lliXX operands.
1931 Accept double-word constants that can be split.
1932 * config/s390/s390.md ("movti"): Use 'P' constraint.
1933 ("*movdi_31", "*movdf_31"): Likewise.
1935 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
1937 Fix PR tree-optimization/22615
1939 * tree-ssa-structalias.c (solution_set_add): Handle
1940 first_vi_for_offset returning NULL.
1941 (do_da_constraint): Ditto.
1942 (do_sd_constraint): Ditto.
1943 (do_ds_constraint): Ditto
1944 (find_func_aliases): Ditto.
1945 (build_constraint_graph): RHS is allowed be ANYTHING.
1946 (first_vi_for_offset): Return NULL if we couldn't find anything at
1947 the offset.
1949 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1951 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
1952 over memory as first operand.
1954 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
1956 PR target/23360
1957 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
1958 available for setting it.
1960 2005-08-14 Ira Rosen <irar@il.ibm.com>
1962 PR tree-optimization/23320
1963 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
1964 data-refs' types instead of base object nullness. Add check for
1965 pointer type data-refs before first location comparison. Remove
1966 assert.
1968 2005-08-14 Andreas Schwab <schwab@suse.de>
1970 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
1972 2005-08-13 James E Wilson <wilson@specifix.com>
1974 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
1975 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
1976 -fstack-protector-all, --param ssp-buffer-size): Document.
1977 (-Wvariadic-macros): Alphabetize.
1978 (-fsched-stalled-insns-dep): Add missing 'f'.
1980 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
1981 macros.
1983 2005-08-13 David Edelsohn <edelsohn@gnu.org>
1985 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
1986 or indirect address operand.
1987 (EXTRA_ADDRESS_CONSTRAINT): New.
1988 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
1990 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
1992 PR tree-optimization/22236
1993 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
1994 successors and predecessors.
1995 * tree-chrec.c (chrec_convert): Before converting, check that
1996 sequences don't wrap.
1997 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
1998 (analyze_array): Extern.
1999 (find_data_references_in_loop): Remove call to
2000 compute_estimated_nb_iterations.
2001 * tree-data-ref.h (analyze_array): Declared.
2002 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2003 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2004 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2005 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2006 condition.
2007 * tree-ssa-loop-ivcanon.c: Fix documentation.
2008 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2009 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2010 (infer_loop_bounds_from_undefined): New.
2011 (estimate_numbers_of_iterations_loop): Use
2012 infer_loop_bounds_from_undefined.
2013 (used_in_pointer_arithmetic_p): New.
2014 (scev_probably_wraps_p): Pass an extra parameter. Call
2015 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2016 (convert_step): Fix documentation.
2017 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2018 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2019 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2020 scev_probably_wraps_p.
2022 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2024 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2025 (s390_register_info): Ignore clobbered_regs information for fixed
2026 registers, and only fixed registers.
2027 (s390_init_frame_layout): Remove redundant call.
2029 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2031 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2032 description of -Wold-style-casts.
2034 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2035 Jakub Jelinek <jakub@redhat.com>
2037 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2038 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2039 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2040 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2041 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2042 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2043 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2044 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2045 ("stack_protect_set", "stack_protect_test"): New expanders.
2046 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2047 "stack_protect_testdi"): New insn definitions.
2049 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2051 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2053 2005-08-12 Paul Brook <paul@codesourcery.com>
2055 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2057 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2059 * config/s390/predicates.md (setmem_operand): New predicate.
2060 (shift_count_operand): Accept ANDs with special constants as
2061 operand.
2062 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2063 with special constants.
2064 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2065 shift_count_operand with setmem_operand.
2067 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2069 * config/s390/s390.c (s390_extract_part, s390_single_part):
2070 Type cast added.
2071 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2072 (s390_output_mi_thunk): Don't use lg on 31 bit.
2073 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2074 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2076 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2078 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2079 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2080 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2081 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2082 with one of the new macros.
2084 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2086 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2087 Don't set save_return_addr_p.
2088 (s390_register_info): Make clobbered_regs not depending on
2089 save_return_addr_p.
2091 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2093 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2094 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2096 2005-08-11 James E. Wilson <wilson@specifix.com>
2098 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2100 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2102 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2103 locations gathered by var-tracking in single entry loc_list
2104 over loc_descriptor_from_tree.
2106 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2107 pass it down to loc_descriptor.
2108 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2109 (containing_function_has_frame_base): Move earlier in the file.
2110 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2111 instead of always assuming fbreg can't be used.
2113 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2115 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2116 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2117 Accept address wrapped in AND for Altivec.
2118 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2119 Strip AND wrapping offset address for Altivec.
2121 2005-08-11 Richard Henderson <rth@redhat.com>
2123 PR middle-end/23312
2124 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2125 before using TYPE_IS_SIZETYPE.
2127 2005-08-11 Richard Henderson <rth@redhat.com>
2129 PR target/22225
2130 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2131 insn types not present on ev4.
2132 (alphaev5_insn_pipe): Similarly.
2134 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2136 PR target/23250
2137 * arm.c (arm_override_options): If the user has selected callee-super-
2138 interworking, then enable normal interworking.
2140 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2142 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2143 redefinition.
2145 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2147 * doc/rtl.texi: Fix two typos.
2149 2005-08-11 Richard Guenther <rguenther@suse.de>
2151 PR target/23289
2152 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2153 cases where we call to/from functions returning void.
2155 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2157 PR c++/23225
2158 * tree.c (build_pointer_type_for_mode): Robustify.
2160 2005-08-10 James E Wilson <wilson@specifix.com>
2162 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2163 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2165 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2166 "cum->".
2168 2005-08-10 Eric Christopher <echristo@apple.com>
2170 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2171 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2172 V2DFmode.
2174 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2176 PR target/21887
2177 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2178 for the high part when generating dynamic-no-pic code.
2180 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2182 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2183 (x86_64-*-linux*): Likewise.
2185 * config/i386/crtfastmath.c: New file.
2186 * config/i386/t-crtfm: Likewise.
2188 * config/i386/linux.h (ENDFILE_SPEC): New.
2189 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2191 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2192 crtfastmath.o.
2194 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2196 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2197 (vec_shl, vec_shr): Document new operations.
2198 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2200 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2202 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2203 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2204 change predicate to indexed_or_indirect_address.
2206 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2208 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2209 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2210 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2211 and __aeabi_uwrite8.
2212 * config/arm/unaligned-funcs.c: New file.
2213 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2215 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2217 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2218 Add dump.
2219 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2220 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2221 Add dump.
2222 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2223 * final.c (pass_shorten_branches): Add dump.
2224 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2225 (pass_life): Rename dump.
2226 (rest_of_handle_flow2): Remove initial verify_flow_info.
2227 * function.c (pass_instantiate_virtual_regs): Add dump.
2228 * integrate.c (pass_initial_value_sets): Add dump.
2229 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2230 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2231 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2232 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2233 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2234 gate_rtl_unrool_and_peel_loops): New.
2235 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2236 rtl_doloop): Do not look at flags.
2237 * mode-switching.c (pass_mode_switching): Add dump.
2238 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2239 pass_split_before_regstack): Add dump.
2240 * regmove.c (pass_stack_adjustments): Add dump.
2241 * tree-optimize.c (pass_fixup_cfg): Add dump.
2243 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2245 PR 23309
2246 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2247 deciding which instruction sequence to use.
2249 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2251 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2252 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2254 2005-08-09 Richard Guenther <rguenther@suse.de>
2256 * c-common.c (builtin_function_2): Remove.
2257 (def_builtin_1): New function.
2258 (c_common_nodes_and_builtins): Use def_builtin_1 to
2259 build builtin functions.
2261 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2263 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2264 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2265 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2266 Visual DSP.
2268 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2270 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2271 fold_binary instead of fold_build2 since we don't care about the
2272 resulting tree.
2273 (loop_niter_by_eval): Likewise.
2274 (compare_trees): Likewise.
2275 (proved_non_wrapping_p): Likewise.
2277 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2279 PR c/23161
2280 PR c/23165
2281 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2282 if the if is really empty.
2284 2005-08-09 Steven Bosscher <stevenb@suse.de>
2286 PR tree-optimization/23234
2287 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2288 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2289 argument of the new enum.
2290 (execute_cse_reciprocals): Add reciprocals for function arguments
2291 on the unique successor edge of the entry block. Update other calls
2292 to execute_cse_reciprocals_1.
2294 2005-08-08 Richard Henderson <rth@redhat.com>
2296 PR 22439
2297 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2299 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2301 * expr.c (write_complex_part): Return after handling MEM.
2303 2005-08-08 Josh Conner <jconner@apple.com>
2305 PR rtl-optimization/23241
2306 * combine.c (simplify_comparison): Fix error in determining
2307 whether to lift a subreg from comparison.
2309 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2311 PR target/18506
2312 * config/rs6000/altivec.md (vec_init<mode>): New.
2313 (vec_set<mode>): New.
2314 (vec_extract<mode>): New.
2315 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2316 (rs6000_expand_vector_set): New.
2317 (rs6000_expand_vector_extract): New.
2318 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2319 for Altivec modes before reload.
2320 (altivec_expand_vec_init_builtin): New.
2321 (get_element_number): New.
2322 (altivec_expand_vec_set_builtin): New.
2323 (altivec_expand_vec_ext_builtin): New.
2324 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2325 builtins.
2326 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2327 builtins.
2328 * config/rs6000/rs6000.h (rs6000_builtins): Add
2329 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2330 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2331 * config/rs6000/rs6000-protos.h: Declare new functions.
2333 2005-08-08 Jan Hubicka <jh@suse.cz>
2335 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2336 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2337 * i386.md (movdi*): Use pic_32bit_operand.
2338 * predicates.md (pic_32bit_operand): New.
2340 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2342 PR c++/21166
2343 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2345 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2347 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2348 (test_for_singularity): Use fold_build2.
2350 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2352 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2354 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2356 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2357 (COMMON_ASM_OP) Define.
2358 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2359 (ix86_encode_section_info): Likewise.
2360 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2361 SUBTARGET_ENCODE_SECTION_INFO.
2363 2005-08-06 Richard Henderson <rth@redhat.com>
2365 PR 21894
2366 * tree-nested.c (convert_local_reference): Save and restore val_only
2367 around component_ref and friends. Clear walk_subtrees by default.
2369 2005-08-06 Peter O'Gorman <peter@pogma.com>
2371 PR 21366
2372 * gcc.c (process_command): Check the argument to -b has a dash.
2373 * doc/invoke.texi: Update -b and -V docs.
2375 2005-08-06 James E Wilson <wilson@specifix.com>
2377 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2379 2005-08-06 Michael Matz <matz@suse.de>
2381 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2382 member only if only one insn is associated with the value.
2384 2005-08-06 Nick Clifton <nickc@redhat.com>
2386 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2387 New define.
2388 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2389 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2390 Check symbol flags instead of symbol name mangling.
2391 (xstormy16_asm_output_aligned_common): Likewise. Also
2392 simplify code since the bss100_section cass is the only case
2393 where the below100 code will be triggered.
2394 (xstormy16_encode_section_info): Encode below100 attribute
2395 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2396 the name.
2397 (xstormy16_strip_name_encoding): Delete - this function is no
2398 longer needed.
2399 (TARGET_STRIP_NAME_ENCODING): Undefine.
2400 * config/stormy16/stormy16-protos.h: Delete prototype for
2401 xstormy16_strip_name_encoding.
2403 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2405 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2406 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2407 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2408 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2409 config/alpha/predicates.md, config/arc/arc.h,
2410 config/arm/arm.h, config/arm/ieee754-df.S,
2411 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2412 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2413 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2414 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2415 config/m68hc11/m68hc11.h, config/mips/mips.c,
2416 config/mips/mips.h, config/mips/openbsd.h,
2417 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2418 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2419 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2420 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2421 config/sparc/linux.h, config/sparc/linux64.h,
2422 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2423 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2424 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2425 typos. Follow spelling conventions.
2427 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2429 PR c/23113
2430 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2431 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2432 specially. Check for side effects only for COND_EXPR.
2433 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2434 return with TREE_NO_WARNING.
2436 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2438 PR rtl-optimization/23233
2439 * loop.c (combine_movables): Require the modes to be the same.
2440 (move_movables): Remove handling of cases where the replacement
2441 had a different mode to the original.
2443 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2445 PR tree-optimization/23128
2446 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2447 subtraction wrap, and set TREE_OVERFLOW if they do.
2449 2005-08-05 Richard Henderson <rth@redhat.com>
2451 PR 21728
2452 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2453 FORCED_LABEL labels.
2455 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2457 PR middle-end/23135
2458 * reload.c (find_reloads_subreg_address): Pass down TYPE
2459 unchanged. Change all callers except find_reloads_toplev.
2461 2005-08-05 Michael Matz <matz@suse.de>
2463 * genattrtab.c (current_alternative_string): Remove.
2464 (SIMPLIFY_ALTERNATIVE): Ditto.
2465 (attr_alt_bit_p): Ditto.
2466 (alternative_name): Make const char *.
2467 (evaluate_eq_attr): Remove use of above things.
2468 (simplify_test_exp): Ditto.
2469 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2470 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2472 2005-08-04 James E Wilson <wilson@specifix.com>
2474 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2475 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2476 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2477 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2478 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2480 2005-08-04 Richard Henderson <rth@redhat.com>
2482 PR 21529
2483 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2484 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2485 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2486 if we'd have to instantiate too many members.
2488 2005-08-04 Richard Henderson <rth@redhat.com>
2490 PR 21291
2491 * tree-outof-ssa.c (coalesce_asm_operands): New.
2492 (coalesce_ssa_name): Use it. Split out ...
2493 (coalesce_phi_operands, coalesce_result_decls): ... these.
2495 2005-08-04 Paul Brook <paul@codesourcery.com>
2497 * read-rtl.c (read_quoted_string): Break if EOF.
2499 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2501 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2502 (fold_build2): Likewise.
2503 (fold_build3): Likewise.
2504 (fold_build1_stat): New function prototype.
2505 (fold_build2_stat): Likewise.
2506 (fold_build3_stat): Likewise.
2507 * fold-const.c (fold_build1): Rename to ..
2508 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2509 through to build1_stat.
2510 (fold_build2): Rename to ..
2511 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2512 through to build2_stat.
2513 (fold_build3): Rename to ..
2514 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2515 through to build3_stat.
2517 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2518 Ian Lance Taylor <ian@airs.com>
2520 * function.c (assign_stack_local_1): Do not correct stack slot
2521 address if allocation size is smaller than mode size.
2523 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2525 PR 22037
2526 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2527 (tree_merge_blocks): Propagate anything allowed by
2528 may_propagate_copy.
2529 Clarify documentation.
2530 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2531 SSA form, schedule an update if necessary.
2533 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2535 * doc/install.texi (Binaries): Remove broken link to
2536 Sinix/Reliant Unix binaries.
2538 2005-08-03 Richard Henderson <rth@redhat.com>
2540 PR 23221
2541 * function.c (stack_protect_epilogue): Export.
2542 * tree.h (stack_protect_epilogue): Declare.
2543 * calls.c (expand_call): Call it.
2545 2005-08-03 Eric Christopher <echristo@apple.com>
2547 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2548 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2549 spec.
2551 2005-08-04 Jan Hubicka <jh@suse.cz>
2553 * profile.c (branch_prob): Split edges with goto locus on them
2554 to get proper line counts.
2555 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2557 2005-08-03 Paul Brook <paul@codesourcery.com>
2559 * function.c (assign_parms): Round current_function_args_size
2560 to PARM_BOUNDARY, not STACK_BOUNDARY.
2562 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2564 * config/i386/i386.c (x86_elf_aligned_common)
2565 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2567 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2569 PR tree-optimization/23157
2570 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2571 before emitting them.
2573 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2575 PR tree-optimization/19899
2576 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2577 * tree-scalar-evolution.c: Include real.h.
2578 (add_to_evolution): Build constant -1 of correct type.
2580 2005-08-03 Jan Hubicka <jh@suse.cz>
2582 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2583 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2584 profile updating for complette unrolling.
2585 * loop-unroll.c (peel_loop_completely): Use it.
2586 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2587 (tree_unroll_loops_completely): Disable code growing unrolling of cold
2588 loops.
2590 2005-08-03 Paul Brook <paul@codesourcery.com>
2592 * combine.c (can_change_dest_mode): New function.
2593 (try_combine, simplify_set): Use it.
2595 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
2597 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2598 TFmode to BLKmode.
2600 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
2602 * doc/install.texi (Specific): Adjust link to openavr.org.
2603 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2604 (Binaries): Adjust HP-UX Porting Center link.
2605 (Binaries): Adjust Free Software Foundation ordering link.
2607 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
2609 * convert.c (convert_to_integer): Use fold_build1 instead of
2610 build1 when converting an integer to an integer.
2612 2005-08-02 Richard Henderson <rth@redhat.com>
2614 * combine.c (combine_instructions): Don't use reg_equal/equiv
2615 results if the mode doesn't match.
2617 2005-08-02 Mark Mitchell <mark@codesourcery.com>
2619 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2620 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2622 2005-08-02 Richard Henderson <rth@redhat.com>
2624 PR 23196
2625 * explow.c (memory_address): Remove special-case for
2626 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2628 2005-08-02 Diego Novillo <dnovillo@redhat.com>
2630 PR 23164
2631 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2632 number of calls to cleanup_tree_cfg_1.
2634 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
2636 * doc/invoke.texi: document file extensions .F90 and .F95
2638 2005-08-02 Richard Guenther <rguenther@suse.de>
2640 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2641 positive if its first argument is positive.
2643 2005-08-02 Richard Guenther <rguenther@suse.de>
2645 PR tree-optimization/23177
2646 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2647 on TMR_TAG.
2649 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
2651 PR tree-optimization/23129
2652 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2653 varying for divisions with anti-ranges.
2655 2005-08-02 Jan Hubicka <jh@suse.cz>
2657 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2658 * tree-ssa-threadupdate.c (thread_block): Add it here.
2660 2005-08-01 James E Wilson <wilson@specifix.com>
2662 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2663 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2664 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2665 New.
2666 * config/mips/predicates.md (const_call_insn_operand): Add check for
2667 SYMBOL_REF_LONG_CALL_P.
2668 * doc/extend.texi (long_call): Document the new attribute.
2670 2005-08-01 Ian Lance Taylor <ian@airs.com>
2671 Richard Henderson <rth@redhat.com>
2673 * Makefile.in (RTL_BASE_H): Add real.h.
2674 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2675 instead of memcpy.
2676 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2677 directly.
2678 * rtl.c (rtl_check_failed_code_mode): New.
2679 * rtl.h (struct rtx_def): Add u.rv.
2680 (XCMWINT, XCNMPRV): New.
2681 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2682 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2684 2005-08-01 Richard Henderson <rth@redhat.com>
2686 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2687 with auto-inc codes.
2689 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2691 2005-08-01 Jan Hubicka <jh@suse.cz>
2693 * i386-protos.h (asm_preferred_eh_data_format): Declare.
2694 * i386.c: Include dwarf2.h
2695 (asm_preferred_eh_data_format): New.
2696 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2698 2005-08-01 Ian Lance Taylor <ian@airs.com>
2700 * config/host-linux.c (linux_gt_pch_get_address): Add new name
2701 randomize_va_space for virtual address randomization control.
2703 2005-08-01 Steven Bosscher <stevenb@suse.de>
2705 * common.opt (flag_ipa_cp): Put in right place to maintain
2706 alphabetic sort.
2708 2005-08-01 Jan Hubicka <jh@suse.cz>
2710 * profile.c (compute_value_histograms): Fix thinko.
2711 * value-prof.c: Include toplev.h
2712 (check_counter): New function.
2713 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2714 tree_mod_subtract_transform): Add sanity check.
2716 2005-08-01 Richard Guenther <rguenther@suse.de>
2718 PR tree-optimization/23133
2719 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2720 current functions parameter decls to find defs to cse
2721 reciprocals of.
2723 2005-08-01 Richard Guenther <rguenther@suse.de>
2725 PR tree-optimization/23109
2726 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2727 If trapping math is in effect, use post-dominator information
2728 to check if we'd in any case reach a trapping point before
2729 doing the reciprocal insertion.
2730 (execute_cse_reciprocals): Compute post-dominators, if necessary.
2731 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2732 expressions are invariant only if trapping math is not in effect.
2734 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2736 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2737 cgraph_function_versioning): New declarations.
2738 * cgraphunit.c: Add include to ipa-prop.h.
2739 (update_call_expr, cgraph_copy_node_for_versioning,
2740 cgraph_function_versioning): New functions.
2741 * integrate.c (copy_decl_for_inlining): Remove.
2742 * ipa-prop.h (ipa_replace_map): New struct.
2743 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2744 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2745 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2746 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2747 ipcp_iterate_stage, ipcp_method_scale_print,
2748 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2749 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2750 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2751 ipcp_update_bb_counts, ipcp_update_profiling,
2752 ipcp_update_edges_counts): New functions.
2753 (ipcp_method_cval_init): Remove restriction regarding local methods.
2754 (ipcp_init_stage): Add ipcp_method_compute_scale.
2755 (ipcp_insert_stage): Add versioning.
2756 (ipcp_structures_print): Add ipcp_method_scale_print.
2757 (ipcp_driver): Dump profiling info.
2758 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2759 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2760 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2761 (struct inline_data): Add versioning_p, ipa_info, new fields.
2762 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2763 declare_return_variable): Replace calls to copy_decl_for_inlining with
2764 copy_decl_for_dup.
2765 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2766 versioning support.
2767 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2768 Add argument VERSIONING.
2769 (copy_arguments_for_versioning, copy_static_chain,
2770 function_versionable_p, tree_versionable_function_p,
2771 tree_function_versioning, replace_ref_tree): New functions.
2772 * tree-inline.h: Include varray.h.
2773 (tree_versionable_function_p, tree_function_versioning,
2774 tree copy_decl_for_dup): New declarations.
2776 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2778 * ipa-cp.c: New file. Contains IPCP specific functionality.
2779 * ipa-prop.h: New file. Contains structures/definitions that can be
2780 used by several interprocedural data flow optimizations (and also IPCP).
2781 * ipa-prop.c: New file.
2782 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2783 * common.opt: Add ipa-cp flag.
2784 * timevar.def: Add IPCP optimization.
2785 * tree-optimize.c (init_tree_optimization_passes): Schedule
2786 pass_ipa_cp.
2787 * tree-pass.h (pass_ipa_cp): Declare.
2789 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
2791 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2792 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2793 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2794 config/i386/i386.c, config/mips/mips.h,
2795 config/rs6000/rs6000.h, config/sh/sh.c,
2796 config/stormy16/stormy16.c: Fix comment typos.
2798 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
2800 PR c/22311
2801 * c-typeck.c (build_binary_op): Use common_type wrapper on
2802 shortened types.
2803 (common_type): Update comment.
2805 2005-07-31 Steven Bosscher <stevenb@suse.de>
2807 PR target/23095
2808 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2809 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2810 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2812 2005-07-31 Jan Hubicka <jh@suse.cz>
2814 * pretty-print.h (pp_widest_integer): New macro.
2815 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
2816 counts.
2818 2005-07-31 Jan Hubicka <jh@suse.cz>
2820 * output.h (enum section_category): Export from varasm.c
2821 (categorize_decl_for_section): Likewise.
2822 * varasm.c (enum section_category): Kill.
2823 (categorize_decl_for_section): Make global.
2824 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
2825 Declare.
2826 * i386.c (ix86_section_threshold): New static variable.
2827 (ix86_in_large_data_p, ix86_encode_section_info,
2828 x86_64_elf_unique_section,
2829 x86_64_elf_select_section): New functions.
2830 (TARGET_ENCODE_SECTION_INFO): Define
2831 (override_options): Enable medium model for PIC.
2832 (ix86_expand_prologue): Expand gen_set_got_rex64.
2833 (legitimate_constant_p): Handle new UNSPECs.
2834 (legitimate_pic_address_disp_p): Likewise.
2835 (legitimize_pic_address): Lower MEDIUM model addressing.
2836 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
2837 (enum cmodel): Add MEDIUM_PIC.
2838 (SYMBOL_REF_FAR_ADDR_P): New macro.
2839 (SYMBOL_FLAG_FAR_ADDR): New flag.
2840 * i386.md (movdi): Support medium model.
2841 (set_got_rex64): New pattern.
2842 * i386.opt (mlarge-data-threshold): New flag.
2843 * predicates.md (zext_operand/sext_operand): Deal with medium model.
2844 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
2845 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
2846 TARGET_ASM_UNIQUE_SECTION): New.
2848 * invoke.texi (-mlarge_data_threshold): Document
2850 2005-07-31 Jan Hubicka <jh@suse.cz>
2852 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2853 (coalesce_vars): Likewise.
2854 * tree-ssa-live.c (coalesce_cost): New.
2855 (build_tree_conflict_graph): Use coalesce_cost.
2856 * tree-ssa-live.h (coalesce_cost): Declare.
2858 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
2860 * arm.md (all peepholes for post-increment operations): Delete.
2861 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2862 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2863 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2864 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2865 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2867 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
2869 * fold-const.c (tree_expr_nonnegative_p): Always return true for
2870 non-integral types.
2872 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
2874 PR target/22582
2875 * doc/invoke.texi: Document -rdynamic.
2877 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
2879 PR c/23143
2880 * c-parser.c (c_parser_parms_list_declarator): Call
2881 mark_forward_parm_decls.
2882 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2883 decls with visibility structure.
2885 2005-07-30 Paul Brook <paul@codesourcery.com>
2887 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2889 2005-07-30 Paul Brook <paul@codesourcery.com>
2891 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2892 prototype.
2893 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2894 value for mode.
2895 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2897 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2899 PR c/529
2900 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2901 nested function declarators.
2902 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2903 (grokparms): Call warn_if_shadowing for parameters used within the
2904 parameter list.
2905 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2906 not used within the parameter list.
2907 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2909 2005-07-30 Jan Hubicka <jh@suse.cz>
2911 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2912 * i386.c (ix86_fixup_binary_operands): Likewise.
2913 (ix86_expand_unary_operator): Likewise.
2914 (ix86_expand_fp_absneg_operator): Likewise.
2915 * optabs.c (expand_vec_cond_expr): Validate dest.
2917 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2919 PR c/21720
2920 * real.c (real_from_string): Also set last bit if there is a
2921 nonzero hex digit beyond GCC's internal precision after ".".
2923 2005-07-29 David Edelsohn <edelsohn@gnu.org>
2925 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2926 define_constants. Change duplicate values to unassigned numbers.
2927 Change UNSPEC_SUBS to UNSPEC_VSUBS.
2928 (*altivec_vspltsf): New.
2929 (altivec_vperm_v4sf): Delete.
2930 (altivec_vperm_<mode>): Use mode macro V.
2931 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
2932 (altivec_predicate_v4sf): Delete.
2933 (altivec_predicate_<mode>): Use mode macro V.
2934 (*altivec_lvesfx): New.
2935 (*altivec_stvesfx): New.
2936 (vec_realign_load_v4sf): Delete.
2937 (vec_realign_load_<mode>): Use mode macro V.
2938 * config/rs6000/rs6000.c (generate_set_vrsave): Use
2939 UNSPECV_SET_VRSAVE.
2941 2005-07-29 Mark Mitchell <mark@codesourcery.com>
2943 PR bootstrap/23131
2944 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
2945 string.
2946 * configure: Regenerated.
2948 2005-07-29 Paul Brook <paul@codesourcery.com>
2950 * doc/install.texi: Add link to GFortran binaries wiki page.
2952 2005-07-29 David Ung <davidu@mips.com>
2954 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
2955 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
2956 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
2957 * config/mips/mips.md (cpu): Add 5kf name.
2958 (includes): Includes 5k.md.
2959 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
2960 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
2961 -march flag.
2963 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2965 PR 22550
2966 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
2967 (cleanup_tree_cfg): ... here.
2968 Call cleanup_tree_cfg_1 until there are no more cleanups to
2969 do.
2971 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
2973 * tree-vrp.c (compare_range_with_value): Return true or false
2974 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
2975 EQ_EXPR respectively.
2977 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
2979 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
2980 Fix comment typos.
2982 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2984 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
2985 (tree_ssa_dominator_optimize): Increment it.
2986 (dump_dominator_optimization_stats): Print it.
2988 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
2989 Steven Bosscher <stevenb@suse.de>
2991 PR rtl-optimization/23117
2992 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
2993 when head == tail. Tidy comment.
2995 2005-07-28 Richard Henderson <rth@redhat.com>
2997 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
2998 * cselib.c (rtx_equal_for_cselib_p): Likewise.
2999 * jump.c (rtx_renumbered_equal_p): Likewise.
3000 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3001 CONST_INT and CONST_DOUBLE.
3002 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3003 * reload.c (operands_match_p): Special case CONST_INT and
3004 CONST_DOUBLE; check mode earlier.
3006 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3008 PR c/22240
3009 * c-typeck.c (convert_for_assignment): Do not check
3010 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3012 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3014 PR c/22192
3015 * c-typeck.c (composite_type): Prefer constant size arrays to
3016 VLAs.
3018 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3020 PR c/21720
3021 * real.c (real_from_string): Set last bit if there is a nonzero
3022 hex digit beyond GCC's internal precision.
3024 2005-07-28 Richard Henderson <rth@redhat.com>
3026 PR rtl-opt/22619
3027 * cfgcleanup.c (try_forward_edges): Watch out for end of
3028 insn chain.
3030 2005-07-28 James E Wilson <wilson@specifixinc.com>
3032 PR c/23106
3033 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3035 2005-07-28 Jan Hubicka <jh@suse.cz>
3037 * Makefile.in (rtl-profile.o): Kill all traces of it.
3038 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3039 * coverage.h (rtl_coverage_counter_ref): Kill.
3040 * opts.c (flag_speculative_prefetching_set): Kill.
3041 (flag_loop_optimize_set): New.
3042 (common_handle_option): Disable loop optimizer when profiling;
3043 do not handle speculative prefetching.
3044 * passes.c (init_optimization_passes): Replace pass_profiling combo
3045 by branch_prob pass.
3046 * profile.c (compute_value_histograms): Update for simplified value
3047 profiles.
3048 (rtl_register_profile_hooks): Kill.
3049 (pass_profiling): Kill.
3050 (rest_of_handle_branch_prob): Do not profile.
3051 * toplev.c (process_options): Remove speculative prefetching.
3052 * toplev.h (flag_tree_based_profiling): Kill.
3053 * tree-profile.c (prepare_instrumented_value,
3054 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3055 tree_gen_one_value_profiler, do_tree_profiling): Update for
3056 simplified datastructures.
3057 * value-prof.c: Add comment that speculative prefetching was dropped;
3058 update rest of file for simplified datastructures.
3059 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3060 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3061 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3062 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3063 rtl_mod_subtract, gen_speculative_prefetch,
3064 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3065 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3066 (gate_handle_value_profile_transformations,
3067 rest_of_handle_value_profile_transformations,
3068 pass_value_profile_transformations): Kill.
3069 * value-prof.h (histogram_value_t): Remove IL based unions.
3070 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3071 rtl_profile_hooks): Remove hooks.
3073 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3075 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3076 (cgraph_clone_node): Likewise.
3077 * cgraph.h (cgraph_clone_edge): Update prototype.
3078 (cgraph_clone_node): Likewise.
3079 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3080 cgraph_clone_node.
3081 (lookup_recursive_calls): Consider profile.
3082 (cgraph_decide_recursive_inlining): Fix updating; use new
3083 probability argument; use profile.
3084 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3085 * tree-inline.c (copy_bb): Update clal of clone_edge.
3086 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3088 * invoke.texi (min-inline-recursive-probability): Document.
3090 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3092 * doc/install.texi (Configuration): Update Valgrind homepage.
3094 2005-07-28 Richard Henderson <rth@redhat.com>
3096 PR middle-end/21362
3097 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3098 labels we want to delete.
3099 (cfg_layout_merge_blocks): Likewise.
3101 2005-07-28 Richard Henderson <rth@redhat.com>
3103 PR target/17692
3104 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3105 when expanding to nothing.
3107 2005-07-28 Josh Conner <jconner@apple.com>
3109 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3110 (cgraph_decide_inlining_of_small_functions): Likewise.
3112 2005-07-28 Josh Conner <jconner@apple.com>
3114 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3115 direction of badness if negative.
3116 (cgraph_default_inline_p): Add reason to parameters, and assign it
3117 a value.
3118 (cgraph_decide_inlining_of_small_functions): New parameter in call
3119 to cgraph_default_inline_p.
3120 (cgraph_decide_inlining_incrementally): Likewise.
3121 * cgraphunit.c (decide_is_function_needed): Likewise.
3122 * cgraph.h (cgraph_default_inline_p): Likewise.
3124 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3126 * builtins.c: Fix comment typo(s).
3127 * genautomata.c: Likewise.
3128 * gimplify.c: Likewise.
3129 * tree-dfa.c: Likewise.
3130 * tree-flow-inline.h: Likewise.
3131 * tree-into-ssa.c: Likewise.
3132 * tree-ssa-alias.c: Likewise.
3133 * tree-ssa-ccp.c: Likewise.
3134 * tree-ssa-copy.c: Likewise.
3135 * tree-ssa-dce.c: Likewise.
3136 * tree-ssa-dom.c: Likewise.
3137 * tree-ssa-operands.c: Likewise.
3138 * tree-tailcall.c: Likewise.
3139 * tree-vectorizer.c: Likewise.
3140 * tree-vrp.c: Likewise.
3141 * tree.c: Likewise.
3143 2005-07-28 Jeff Law <law@redhat.com>
3145 * tree-vrp.c (test_for_singularity): Extracted from ...
3146 (simplify_cond_using_ranges): Attempt to simplify a relational
3147 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3149 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3151 PR tree-optimization/22506
3152 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3153 phis whose argument is constant.
3155 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3157 PR rtl-optimization/18992
3158 Back out this patch:
3159 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3160 PR optimization/12142
3161 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3162 uses of the register in the SET_SRC. Remove unnecessary argument.
3164 Replace it with this:
3165 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3166 if flag_non_call_exceptions is set and the insn may trap, pass
3167 pc_rtx as dest for recursion.
3168 In SET_SRC part of SET case, if dest is already set, pass it down
3169 unchanged.
3171 2005-07-28 Jan Hubicka <jh@suse.cz>
3173 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3174 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3175 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3176 roundoff errors.
3177 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3178 profile when available.
3180 2005-07-28 Jan Beulich <jbeulich@novell.com>
3182 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3183 (ia64_print_operand): Describe and handle 'X'.
3184 (ia64_register_move_cost): Also handle FP_REGS.
3185 (ia64_preferred_reload_class): Likewise.
3186 (ia64_secondary_reload_class): Likewise.
3187 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3188 it. Also check for ITANIUM_CLASS_FLDP.
3189 * config/ia64/ia64.h (FP_REGNO_P): New.
3190 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3191 (reg_class): Add FP_REGS.
3192 (REG_CLASS_NAMES): Adjust for it.
3193 (REG_CLASS_CONTENTS): Likewise.
3194 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3195 (REG_CLASS_FROM_LETTER): Handle 'x'.
3196 (CLASS_MAX_NREGS): Handle FP_REGS.
3197 (MEMORY_MOVE_COST): Likewise.
3198 * config/ia64/ia64.md (itanium_class): Add fldp.
3199 (type): Handle fldp.
3200 (movti_internal): More allowable operand combinations. Use ldfp8 when
3201 splitting unnecessary. Remove predicable attribute. Adjust
3202 itanium_class attribute.
3203 (smuldi3_highpart): Remove outdated comment.
3204 (mulditi3, umulditi3, rotlti3): New expanders.
3205 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3206 (absti2): Disabled new insn for future reference.
3207 Respective new splitters.
3208 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3209 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3210 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3212 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3214 PR rtl-optimization/23047
3215 * simplify-rtx.c (simplify_const_relational_operation): Respect
3216 flag_wrapv for comparisons with ABS.
3218 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3220 PR tree-optimization/22493
3221 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3222 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3224 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3226 * config/frv/frv.opt (moptimize-membar): New.
3228 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3230 * config/frv/frv.h: Remove machine_function definition.
3232 * config/frv/frv.c (struct frv_io): New.
3233 (struct machine_function): Moved from frv.h. Add has_membar_p.
3234 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3235 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3236 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3237 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3238 (frv_reorg): Call frv_optimize_membar when appropriate.
3239 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3240 (frv_expand_builtin): Adjust calls accordingly.
3241 (frv_io_address_cookie): New function.
3242 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3243 load or store rather than a special insn. Add ccnstant address and
3244 io-type operands to the membar.
3245 (frv_ifcvt_modify_tests): Unsign regno.
3246 (frv_ifcvt_modify_tests): Same.
3248 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3249 UNSPEC_OPTIONAL_MEMBAR constant.
3250 (builtin_read_<mode>): Delete.
3251 (builtin_write_<mode>): Delete.
3252 ("optional_membar_<mode>"): Add operand.
3254 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3255 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3256 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3257 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3258 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3259 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3260 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3261 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3262 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3264 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3266 * df.c (df_uses_record): Handle SCRATCH.
3268 2005-07-28 Steven Bosscher <stevenb@suse.de>
3270 PR debug/20161
3271 * passes.c (rest_of_decl_compilation): If decl is a type and
3272 we have encountered errors, don't emit debug information.
3274 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3276 * params.def: Fixed comment.
3278 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3280 PR target/19885
3281 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3282 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3283 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3285 2005-07-27 Steven Bosscher <stevenb@suse.de>
3287 PR c++/22003
3288 * varasm.c (assemble_start_function): Don't do anything that may
3289 require a CFG if the current function is a thunk.
3291 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3293 * doc/install.texi (Prerequisites): Mention that perl is needed
3294 to do export control in libstdc++ targetting Darwin.
3296 2005-07-27 Steven Bosscher <stevenb@suse.de>
3298 PR rtl-optimization/17808
3299 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3300 (sched_insns_conditions_mutex_p): Split out from...
3301 (add_dependence): ...here. But don't call it from here.
3302 (add_dependence_list): Check sched_insns_conditions_mutex_p
3303 before calling add_dependence.
3304 (add_dependence_list_and_free): Likewise.
3305 (fixup_sched_groups): Likewise.
3306 (sched_analyze_1): Likewise.
3307 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3308 (sched_analyze): Likewise.
3309 (sched_analyze_insn): Likewise.
3310 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3311 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3312 dependencies on all COND_EXEC insns to jumps ending basic blocks
3313 when doing intrablock scheduling.
3314 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3316 2005-07-27 Jeff Law <law@redhat.com>
3318 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3319 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3320 equivalency sets, correctly handle the case were vr0 has an
3321 equivalency set, but vr1 does not.
3323 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3325 PR tree-optimization/23073
3326 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3327 vect_print_dump_info before fprintf.
3329 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3331 PR tree-optimize/22348
3332 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3333 Fold the partial computation.
3335 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3337 PR tree-optimization/22325
3338 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3339 Declare.
3340 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3341 value replacement.
3342 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3343 (force_var_cost): ... this function.
3344 (compute_phi_arg_on_exit): Export.
3346 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3348 PR tree-optimization/20773
3349 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3350 edge.
3352 2005-07-27 Richard Guenther <rguenther@suse.de>
3354 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3355 Avoid pushing again if current struct contains only
3356 fields we decomposed.
3358 2005-07-27 Jan Hubicka <jh@suse.cz>
3360 PR tree-optimization/22574
3361 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3362 not available.
3364 * tree-tailcall.c (decrease_profile): New function.
3365 (eliminate_tail_call): Use it.
3367 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3368 visibility flags correctly in whole program mode.
3370 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3372 PR rtl-optimization/22472
3373 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3375 2005-07-26 Steven Bosscher <stevenb@suse.de>
3377 PR tree-optimization/22504
3378 * tree-complex.c (expand_complex_addition): Use 'code' instead
3379 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3381 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3383 * config.gcc (cpu_type): Add frv case.
3384 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3385 (supported_defaults): Add fr550 case.
3387 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3389 PR 22591
3390 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3391 whether a pointer of type T * may point to objects of type T *.
3393 2005-07-26 DJ Delorie <dj@redhat.com>
3395 * configure: Regenerate.
3397 2005-07-26 Dale Johannesen <dalej@apple.com>
3399 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3401 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3403 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3404 Clarify use of "build" in name.
3406 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3408 * doc/extend.texi (Raw read/write Functions): New section.
3409 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3410 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3411 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3412 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3413 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3414 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3415 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3416 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3417 * config/frv/frv.c: Add bdesc_loads global.
3418 Add bdesc_stores global.
3419 (frv_init_builtins): Add support for __builtin_{read/write}*.
3420 (frv_volatile_memref): New.
3421 (frv_expand_load_builtin): New.
3422 (frv_expand_store_builtin): New.
3423 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3424 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3425 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3426 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3427 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3428 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3429 (builtin_read_<mode>): New.
3430 (builtin_write_<mode>): New.
3431 (builtin_write64): New.
3432 (optional_membar_<mode>): New.
3434 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3436 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3437 (rather than units) against HOST_BITS_PER_WIDE_INT.
3439 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3441 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3442 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3443 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3444 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3445 FSF address.
3447 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3448 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3449 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3450 comment typos.
3451 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3453 2005-07-26 Richard Guenther <rguenther@suse.de>
3455 PR tree-optimization/22486
3456 * fold-const.c (fold_unary): Fold away useless component
3457 references of the form (T *)&T.x, if the address
3458 doesn't change.
3460 2005-07-25 James E Wilson <wilson@specifixinc.com>
3462 * dwarf2out.c (add_call_src_coords_attributes): New.
3463 (gen_inlined_subroutine_die): Call it.
3464 (maybe_emit_file, init_file_table): Add comments.
3465 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3466 maybe_emit_file.
3467 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3468 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3469 * tree.h (BLOCK_SOURCE_LOCATION): New.
3470 (struct tree_block): New field locus.
3472 2005-07-26 Andreas Schwab <schwab@suse.de>
3474 PR rtl-optimization/23043
3475 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3476 when allocating a struct unoccr.
3478 2005-07-25 Richard Henderson <rth@redhat.com>
3480 PR 22626
3481 * tree-complex.c (gate_no_optimization): True if errors.
3482 * Makefile.in (tree-complex.o): Update dependencies.
3484 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3486 * config/frv/predicates.md (integer_register_operand): Use
3487 GPR_AP_OR_PSEUDO_P.
3489 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3491 PR tree-opt/22484
3492 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3493 after fold.
3494 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3496 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3498 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3499 types when flag_unsafe_math_optimizations is true.
3501 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3503 * gcc.c (option_map): Add --sysroot.
3504 (process_command): Handle --sysroot.
3505 (display_help): Document it.
3506 * doc/cppopts.tex (-isysroot): Document.
3507 * doc/invoke.texi (--sysroot): Document.
3508 * doc/install.texi (--with-build-sysroot): Document.
3510 * Makefile.in (inhibit_libc): New variable.
3511 (INHIBIT_LIBC_CFLAGS): Likewise.
3512 (LIBGCC2_CFLAGS): Include
3513 $(INHIBIT_LIBC_CFLAGS).
3514 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3515 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3516 ($(T)crtend.o): Likewise.
3517 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3518 ($(T)crtendS.o): Likewise.
3519 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3520 ($(T)crtendT.o): Likewise.
3521 (stmp-fixinc): Do not complain about missing headers if
3522 inhibit_libc.
3523 * configure.ac (inhibit_libc): Set it to true/false.
3524 (--with-build-sysroot): New option. Use it to set
3525 SYSTEM_HEADER_DIR.
3526 * configure: Regenerated.
3528 2005-07-25 Manfred Hollstein <mh@suse.com>
3530 * calls.c (store_one_arg): Fix unsigned comparison warning.
3532 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3534 PR other/22337
3535 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3536 (ggc_print_statistics): Initialize variable before use.
3538 2005-07-25 Richard Guenther <rguenther@suse.de>
3540 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3541 calling with a PHI_NODE argument.
3543 * tree-flow-inline.h (overlap_subvar): Protect against
3544 possible overflow.
3546 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3548 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3549 * configure: Regenerate.
3551 2005-07-25 Ira Rosen <irar@il.ibm.com>
3553 * expr.c (highest_pow2_factor): Make extern.
3554 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3555 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3556 record_array_differ_p, array_ptr_differ_p): Likewise.
3557 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3558 additional cases. Call the above functions.
3559 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3560 base_object_differ_p when there are two base objects. Otherwise, compare
3561 base address and offset. Call may_alias_p.
3562 (dump_data_reference): Use a correct field name.
3563 (analyze_array): Make static. Initialize new data-ref fields.
3564 (analyze_indirect_ref): New function.
3565 (init_data_ref): Initialize new data-ref fields.
3566 (strip_conversion): Moved from tree-vect-analyze.c.
3567 (analyze_offset_expr, get_ptr_offset, address_analysis,
3568 object_analysis): Likewise.
3569 (analyze_offset): New function.
3570 (create_data_ref): Likewise.
3571 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3572 dimensions for ARRAY_REFs only.
3573 (build_classic_dist_vector): Make static.
3574 (access_functions_are_affine_or_constant_p): Call macro to get the
3575 address of access functions.
3576 (compute_all_dependences): Add new parameter
3577 compute_self_and_read_read_dependences. Compute self and read-read
3578 dependences if it is true.
3579 (find_data_references_in_loop): Call create_data_ref. Initialize new
3580 data-ref fields.
3581 (compute_data_dependences_for_loop): Add new parameter
3582 compute_self_and_read_read_dependences. Remove parameter nb_loops,
3583 compute nb_loops. Call compute_all_dependences,
3584 build_classic_dist_vector and build_classic_dir_vector with correct
3585 parameters.
3586 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3587 with correct parameters. Compare dimensions for ARRAY_REFs only.
3588 (free_data_refs): Call macro to free access functions.
3589 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3590 fields from stmt_vinfo.
3591 (struct base_object_info): New structure.
3592 (struct data_reference): Move fields to base_object_info. Add fields
3593 first_location and object_info for above structures. Move fields from
3594 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3595 aligned_to. Add macros to access the new fields.
3596 Update functions declarations.
3597 * tree-flow.h (is_aliased_with): Declare.
3598 * tree-loop-linear.c (linear_transform_loops): Call
3599 compute_data_dependences_for_loop with correct parameters.
3600 * tree-ssa-alias.c (is_aliased_with): New function.
3601 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3602 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3603 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3604 vect_base_addr_differ_p, compute_subscript_distance and
3605 build_classic_dist_vector. Add printings. Check absolute value of
3606 distance.
3607 (vect_analyze_data_ref_dependences): Go through ddrs instead of
3608 data-refs.
3609 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3610 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3611 to bytes. Add printing.
3612 (vect_compute_data_refs_alignment): Go through loads and stores in one
3613 loop.
3614 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3615 vect_analyze_data_ref_access): Likewise.
3616 (vect_analyze_pointer_ref_access): Remove.
3617 (vect_address_analysis, vect_object_analysis): Likewise.
3618 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3619 and analyze data-refs in the loop.
3620 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3621 fields of data-ref instead of stmt. Add init to the offset from the
3622 base.
3623 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3624 (vect_update_init_of_dr): Likewise.
3625 (vect_update_inits_of_drs): Go through loads and stores in one loop.
3626 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3627 removed fields.
3628 (new_loop_vec_info): Initialize new fields.
3629 (destroy_loop_vec_info): Free new fields.
3630 (vect_strip_conversion): Remove.
3631 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3632 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3633 datarefs. Add new field ddrs.
3634 Add macros for the new fields access.
3635 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3636 base_aligned_p, misalignment, memtag, ptr_info and subvars.
3637 Remove their macros.
3638 * tree.h (highest_pow2_factor): Declare.
3640 2005-07-25 Jakub Jelinek <jakub@redhat.com>
3642 * calls.c (store_one_arg): Check for sibling call MEM arguments
3643 from already clobbered incoming argument area.
3645 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3647 * c-common.c (check_missing_format_attribute): New.
3648 * c-common.h (check_missing_format_attribute): Likewise.
3649 * c-typeck.c (convert_for_assignment): Use it.
3651 2005-07-24 Andreas Schwab <schwab@suse.de>
3653 * config/m68k/m68k.md ("extendqidi2"): When source is an address
3654 register use a word move. Correct operand of ext.w in 68000 code.
3656 2005-07-23 Mark Mitchell <mark@codesourcery.com>
3658 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3659 variables as declarations, rather than definitions.
3661 2005-07-24 Ira Rosen <irar@il.ibm.com>
3663 PR tree-optimization/22526
3664 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3665 of the zero node.
3667 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3669 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3670 that C99 reserve for future use. Use it to define clog10,
3671 clog10f and clog10l.
3673 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3675 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3676 * configure.ac: Check for -Wmissing-format-attribute.
3678 * configure: Regenerate.
3680 2005-07-23 Richard Henderson <rth@redhat.com>
3682 PR tree-optimization/22623
3683 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3685 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
3687 PR target/22577
3688 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3690 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3692 * Makefile.in (C_TREE_H): Update dependencies.
3693 * c-tree.h: Include toplev.h.
3694 * diagnostic.h (diagnostic_set_info): Add format attribute.
3695 * rtl-error.c (diagnostic_for_asm): Likewise.
3697 2005-07-23 Chao-ying Fu <fu@mips.com>
3699 * config/mips/mips-dsp.md: New file.
3700 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3701 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3702 functions.
3703 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3704 MIPS_BUILTIN_BPOSGE32.
3705 (mips_expand_builtin_direct): Add one parameter to indicate that
3706 builtin functions need to return a value.
3707 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3708 functions.
3709 (mips_regno_to_class): Add classes for 12 new DSP registers.
3710 (mips_subword): Change to check four HI registers.
3711 (mips_output_move): Output move to and from 6 new DSP accumulators.
3712 (override_options): Make sure -mdsp and -mips16 are not used together.
3713 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
3714 for machine modes.
3715 (mips_conditional_register_usage): Disable 6 new DSP accumulators
3716 when !TARGET_DSP.
3717 (print_operand): Add 'q' for printing DSP accumulators.
3718 (mips_cannot_change_mode_class): Check ACC_REGS.
3719 (mips_secondary_reload_class): Check ACC_REGS.
3720 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3721 (mips_register_move_cost): Check ACC_REGS.
3722 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3723 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3724 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3725 (dsp_bdesc): New array.
3726 (bdesc_arrays): Add DSP builtin function table.
3727 (mips_prepare_builtin_arg): Check predicate again after
3728 copy_to_mode_reg.
3729 (mips_expand_builtin): Add one more parameter to
3730 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3731 MIPS_BUILTIN_BPOSGE32.
3732 (mips_init_builtins): Initialize new function types.
3733 (mips_expand_builtin_direct): Check if builtin functions need to
3734 return a value and pass operands properly.
3735 (mips_expand_builtin_bposge): New function.
3736 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3737 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3738 (FIRST_PSEUDO_REGISTER): Increase to 188.
3739 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3740 Update for 12 new DSP registers.
3741 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3742 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3743 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3744 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3745 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3746 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3747 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3748 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3749 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3750 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3751 (REGISTER_NAMES): Add names for 12 new DSP registers.
3752 * config/mips/mips.md: Include mips-dsp.md.
3753 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3754 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3755 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3756 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3757 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3758 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3759 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3760 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3761 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3762 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3763 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3764 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3765 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3766 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3767 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3768 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3769 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3770 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3771 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3772 (UNSPEC_RDDSP): New constants.
3773 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3774 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
3775 A<-d alternative.
3776 * config/mips/mips.opt (-mdsp): New option.
3777 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3778 (reg_imm10_operand): New predicates.
3779 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3780 * doc/invoke.texi (-mdsp): Document new option.
3782 2005-07-22 DJ Delorie <dj@redhat.com>
3784 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3785 to warning calls.
3786 * tree-inline.c (inlinable_function_p): Likewise.
3788 2005-07-22 Mark Mitchell <mark@codesourcery.com>
3790 PR debug/21828
3791 * toplev.c (check_global_declarations): Do not mark undefined
3792 variables as DECL_IGNORED_P.
3793 * varasm.c (first_global_object_name): GTY it.
3794 (weak_global_object_name): Likewise.
3795 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3796 a string to go into {weak,first}_global_object_name.
3798 2005-07-22 DJ Delorie <dj@redhat.com>
3800 * c-format.c (check_function_format): Change warning control
3801 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3803 2005-07-22 Diego Novillo <dnovillo@redhat.com>
3805 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3806 &PTR->FLD a dereference of PTR.
3807 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3808 a potential dereference of PTR.
3810 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3812 PR rtl-optimization/20370
3813 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3814 call allocate_reg_info if necessary.
3816 PR rtl-optimization/21848
3817 * calls.c (emit_library_call_value_1): For const functions, add
3818 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
3820 PR rtl-optimization/22445
3821 * cselib.c (target.h): Include.
3822 (rtx_equal_for_cselib_p): Allow commutative matches.
3823 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
3824 Remove MODE parameter. Changed all callers.
3826 PR rtl-optimization/22258
3827 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
3828 New functions.
3829 (try_combine): Use likely_spilled_retval_p.
3831 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
3833 * config.gcc: Add crx-elf support.
3835 * doc/contrib.texi: Mention crx.
3836 * doc/extend.texi: Document crx extensions.
3837 * doc/install.texi: Document crx install.
3838 * doc/invoke.texi: Document crx options.
3839 * doc/md.texi: Document crx constraints.
3841 * config/crx/crx-protos.h: New file.
3842 * config/crx/crx.c: New file.
3843 * config/crx/crx.h: New file.
3844 * config/crx/crx.md: New file.
3845 * config/crx/crx.opt: New file.
3846 * config/crx/t-crx: New file.
3848 2005-07-22 Manfred Hollstein <mh@suse.com>
3850 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3851 warnings.
3852 (int_add_graph_edge): Likewise.
3853 (collapse_nodes): Likewise.
3854 (process_unification_queue): Likewise.
3856 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3857 Laurent GUERBY <laurent@guerby.net>
3859 PR tree-optimization/22336
3860 * function.c (record_block_change): Check for
3861 cfun->ib_boundaries_block.
3863 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
3865 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3866 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3868 2005-07-21 DJ Delorie <dj@redhat.com>
3870 * toplev.c (warn_deprecated_use): Add warning control to warning
3871 call.
3872 * c-typeck.c (parser_build_binary_op): Likewise.
3873 (c_finish_if_stmt): Likewise.
3874 * c-common.c (check_function_sentinel): Likewise.
3875 (check_nonnull_arg): Likewise.
3877 2005-07-21 Richard Henderson <rth@redhat.com>
3879 PR tree-opt/22504
3880 * tree-complex.c (complex_ssa_name_components): New.
3881 (cvc_lookup): Allow entry not found.
3882 (create_components): Remove.
3883 (create_one_component_var, get_component_var): New.
3884 (get_component_ssa_name, set_component_ssa_name): New.
3885 (extract_component): Use get_component_ssa_name.
3886 (update_complex_components): Use set_component_ssa_name.
3887 (update_complex_components_on_edge): Likewise.
3888 (update_phi_components): Create new PHI nodes directly, instead
3889 of adding insns to edges.
3890 (tree_lower_complex): Allocate and free complex_variable_components
3891 and complex_ssa_name_components here.
3893 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
3895 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3896 revert to returning false.
3898 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3900 PR target/21149
3901 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3903 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3905 PR target/22576
3906 * config/i386/i386.md (cmpxf): Change operand constraints
3907 to "nonmemory_operand".
3909 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3911 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3913 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3915 PR middle-end/21180
3916 * fold-const.c (fold_build1): Add checksum for the operands.
3917 (fold_build2): Likewise.
3918 (fold_build3): Likewise.
3920 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3922 PR middle-end/19055
3923 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3925 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3927 * common.opt (-fforward-propagate): Committed by mistake,
3928 removed.
3930 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3932 * reg-stack.c: Fix comment typo(s).
3933 * tree-ssa-operands.c: Likewise.
3934 * tree-vectorizer: Likewise.
3936 2005-07-21 Nick Clifton <nickc@redhat.com>
3938 * config/sh/symbian.c: Replace C++ style line comments with C
3939 style line comments.
3940 (symbian_add_attribute): Do not use a ? operator on the LHS of
3941 an assignment.
3942 (sh_symbian_handle_dll_attribute): Change the type of the
3943 method vector to "VEC(tree,gc)*" and use vector accessor
3944 macros to walk over the elements.
3945 (symbian_export_vtable_and_rtti_p): Likewise.
3946 (symbian_class_needs_attribute_p): Likewise.
3948 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3950 PR target/22085
3951 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
3952 initialize targetm.resolve_overloaded_builtin here.
3953 (altivec_expand_overloaded_builtin): Make it non-static.
3954 * config/rs6000/rs6000-protos.h
3955 (altivec_expand_overloaded_builtin): New prototype.
3956 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
3957 targetm.resolve_overloaded_builtin here.
3958 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
3960 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3961 Zdenek Dvorak <dvorakz@suse.cz>
3963 PR tree-optimization/19210
3964 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
3965 New.
3966 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
3967 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
3968 rely on unproven assumptions.
3969 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
3970 * tree-flow.h (number_of_iterations_exit): Add final parameter.
3971 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
3972 to number_of_iterations_exit.
3973 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
3974 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
3975 * tree-ssa-loop-niter.c (find_loop_niter,
3976 estimate_numbers_of_iterations_loop): Likewise.
3977 (number_of_iterations_exit): Honor the new options.
3978 * doc/invoke.texi (Wunsafe-loop-optimizations,
3979 funsafe-loop-optimizations): Document them.
3981 2005-07-21 Richard Sandiford <richard@codesourcery.com>
3983 PR rtl-optimization/22167
3984 * gcse.c (hoist_code): Fix hoist_exprs[] check.
3986 2005-07-20 Adam Nemet <anemet@lnxw.com>
3988 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
3989 __do_global_dtors_aux longcall.
3991 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
3993 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
3994 (old_special_pred_table): Don't reference
3995 SPECIAL_MODE_PREDICATES.
3996 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
3997 * config/arc/arc.h: Don't mention PREDICATE_CODES.
3998 * config/sh/predicates.h: Don't mention
3999 SPECIAL_MODE_PREDICATES.
4000 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4001 Remove.
4003 2005-07-20 DJ Delorie <dj@redhat.com>
4005 * config.gcc: Add m32c-elf support.
4007 * doc/contrib.texi: Mention m32c.
4008 * doc/extend.texi: Document m32c extensions.
4009 * doc/install.texi: Mention m32c.
4010 * doc/invoke.texi: Document m32c options.
4011 * doc/md.texi: Document m32c constraints.
4013 * config/m32c/addsub.md: New file.
4014 * config/m32c/bitops.md: New file.
4015 * config/m32c/cond.md: New file.
4016 * config/m32c/jump.md: New file.
4017 * config/m32c/m32c-lib1.S: New file.
4018 * config/m32c/m32c-lib2.c: New file.
4019 * config/m32c/m32c-modes.def: New file.
4020 * config/m32c/m32c-pragma.c: New file.
4021 * config/m32c/m32c-protos.h: New file.
4022 * config/m32c/m32c.abi: New file.
4023 * config/m32c/m32c.c: New file.
4024 * config/m32c/m32c.h: New file.
4025 * config/m32c/m32c.md: New file.
4026 * config/m32c/m32c.opt: New file.
4027 * config/m32c/minmax.md: New file.
4028 * config/m32c/mov.md: New file.
4029 * config/m32c/muldiv.md: New file.
4030 * config/m32c/predicates.md: New file.
4031 * config/m32c/prologue.md: New file.
4032 * config/m32c/shift.md: New file.
4033 * config/m32c/t-m32c: New file.
4035 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4037 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4038 (stack_protect_set, stack_protect_test): New expanders.
4039 (stack_protect_set_si, stack_protect_set_si_media,
4040 stack_protect_set_di_media, stack_protect_test_si,
4041 stack_protect_test_si_media, stack_protect_test_di_media):
4042 New insns.
4044 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4046 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4048 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4050 * tree.h (tree_expr_nonzero_p): Export.
4051 * fold-const.c (tree_expr_nonzero_p): Likewise.
4052 Return true for CALL_EXPRs that are alloca calls.
4053 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4054 against zero.
4055 * tree-flow.h (expr_computes_nonzero): Remove.
4056 * tree-vrp.c (expr_computes_nonzero): Remove.
4057 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4058 (extract_range_from_unary_expr): Likewise.
4059 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4060 tree_expr_nonzero_p.
4062 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4064 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4065 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4066 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4067 All callers changed.
4068 (frame_related_constant_load): New arg "related" which controls
4069 setting of RTX_FRAME_RELATED_P. All callers changed.
4070 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4071 (bfin_expand_prologue): Add stack limit checking.
4072 * config/bfin/bfin.md (trapifcc): New pattern.
4074 * config/bfin/bfin.c: Include "langhooks.h".
4075 (def_builtin): Go through lang_hooks to call builtin_function.
4077 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4078 * config/bfin/predicates.md (symbol_ref_operand): New.
4079 (call_insn_operand): Delete. All callers changed to use
4080 register_no_elim_operand.
4081 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4082 call_cookie field.
4083 (function_arg): Use it to generate the call's operand 2.
4084 (bfin_longcall_p): New function.
4085 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4086 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4087 determine if the address needs to be in a REG.
4088 (bfin_handle_longcall_attribute): New function.
4089 (bfin_attribute_table): Add "longcall" and "shortcall".
4090 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4091 (CUMULATIVE_ARGS): New member call_cookie.
4092 (PREDICATE_CODES): Add symbol_ref_operand.
4093 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4094 extra USE to the pattern.
4095 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4096 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4097 sibcall_value_insn; now the new patterns handle direct calls and the
4098 old ones indirect calls.
4099 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4101 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4103 * doc/trouble.texi: Update section on handling of empty loops.
4105 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4107 * config.gcc: Remove support for sparc-*-openbsd*,
4108 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4109 ns32k-*-netbsd*.
4110 * config.host: Remove support for i860-*-sysv4* as a host.
4111 * config/i860/*, config/ip2k/*, config/ns32k/*,
4112 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4113 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4114 mention obsolete ports.
4116 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4118 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4119 soft frame pointer.
4120 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4121 of frame_pointer_rtx.
4122 (sh_expand_epilogue): Likewise.
4123 (sh_set_return_address): Likewise.
4124 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4125 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4126 offsets from FRAME_POINTER_REGNUM.
4127 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4128 (sh_register_names): Add initializer for sfp.
4129 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4130 (VALID_REGISTER_P): Likewise.
4131 (FIRST_PSEUDO_REGISTER): Update.
4132 (DWARF_FRAME_REGISTERS): Define.
4133 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4134 (HARD_FRAME_POINTER_REGNUM): Define.
4135 (FRAME_POINTER_REGNUM): Redefine.
4136 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4137 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4138 from FRAME_POINTER_REGNUM.
4139 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4140 FRAME_POINTER_REGNUM.
4141 (REG_CLASS_CONTENTS): Add sfp.
4142 (REG_ALLOC_ORDER): Likewise.
4143 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4144 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4145 of frame_pointer_rtx.
4146 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4148 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4150 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4151 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4152 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4153 of an ABS_EXPR.
4154 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4155 ABS_EXPR<x>.
4157 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4159 Make CONSTRUCTOR use VEC to store initializers.
4160 * c-common.c (complete_array_type): Update to cope with VEC in
4161 CONSTRUCTOR_ELTS.
4162 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4163 (pp_c_constructor_elts): New function.
4164 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4165 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4166 struct constructor_stack, struct initializer_stack,
4167 constructor_elements, push_init_level, pop_init_level,
4168 add_pending_init, find_init_member, output_init_element): Update to
4169 cope with VEC in CONSTRUCTOR_ELTS.
4170 * coverage.c (build_fn_info_value, build_ctr_info_value,
4171 build_gcov_info): Likewise.
4172 * expr.c (categorize_ctor_elements_1, store_constructor,
4173 expand_expr_real_1): Likewise.
4174 * fold-const.c (fold_ternary): Likewise.
4175 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4176 gimplify_init_constructor, gimplify_expr): Likewise.
4177 * tree-dump.c (dequeue_and_dump): Likewise.
4178 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4179 node.
4180 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4181 CONSTRUCTOR_ELTS.
4182 * tree-sra.c (generate_element_init_1): Likewise.
4183 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4184 * tree-ssa-operands.c (get_expr_operands): Likewise.
4185 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4186 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4187 (get_initial_def_for_reduction): Likewise.
4188 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4189 value handle in annotations.
4190 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4191 tree_node_structure): Add support for constr_kind.
4192 (build_vector_from_ctor, build_constructor_single,
4193 build_constructor_from_list): New functions.
4194 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4195 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4196 Update to cope with VEC in CONSTRUCTOR_ELTS.
4197 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4198 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4199 CONSTRUCTOR_APPEND_ELT): New macros.
4200 (struct constructor_elt, struct tree_constructor): New data types.
4201 (union tree_node): Add tree_constructor field.
4202 * treestruct.def: Define TS_CONSTRUCTOR.
4203 * varasm.c (const_hash_1, compare_constant, copy_constant,
4204 compute_reloc_for_constant, output_addressed_constants,
4205 initializer_constant_valid_p, output_constant,
4206 array_size_for_constructor, output_constructor): Update to cope with
4207 VEC in CONSTRUCTOR_ELTS.
4208 * vec.h (VEC_empty, VEC_copy): New macros.
4210 2005-07-19 Devang Patel <dpatel@apple.com>
4212 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4214 2005-07-19 Richard Henderson <rth@redhat.com>
4216 PR tree-opt/22278
4217 * gimplify.c (gimplify_expr): Use main variant type for the temp
4218 destination for a discarded volatile read.
4219 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4220 casts between non-void types that change volatility.
4222 2005-07-15 DJ Delorie <dj@redhat.com>
4224 * toplev.h: Add comment about the first parameter for warning().
4225 * errors.h: Likewise.
4227 * c.opt (Wpragmas): New.
4228 * doc/invoke.texi: Document it.
4230 * function.c (do_warn_unused_parameter): Add warning control to
4231 warning call.
4232 * c-decl.c (warn_if_shadowing): Likewise.
4233 * c-lex.c (cb_def_pragma): Likewise.
4234 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4235 (pop_alignment): Likewise.
4236 (handle_pragma_pack): Likewise.
4237 (apply_pragma_weak): Likewise.
4238 (handle_pragma_weak): Likewise.
4239 (handle_pragma_redefine_extname): Likewise.
4240 (add_to_renaming_pragma_list): Likewise.
4241 (handle_pragma_extern_prefix): Likewise.
4242 (maybe_apply_renaming_pragma): Likewise.
4243 (handle_pragma_visibility): Likewise.
4245 * config/c4x/c4x-c.c (BAD): Likewise.
4246 (c4x_parse_pragma): Likewise.
4247 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4248 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4249 (rs6000_pragma_longcall): Likewise.
4250 * config/v850/v850-c.c (pop_data_area): Likewise.
4251 (ghs_pragma_section): Likewise.
4252 (ghs_pragma_section): Likewise.
4253 (ghs_pragma_interrupt): Likewise.
4254 (ghs_pragma_starttda): Likewise.
4255 (ghs_pragma_startsda): Likewise.
4256 (ghs_pragma_startzda): Likewise.
4257 (ghs_pragma_endtda): Likewise.
4258 (ghs_pragma_endsda): Likewise.
4259 (ghs_pragma_endzda): Likewise.
4261 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4262 Kenneth Zadeck <zadeck@naturalbridge.com>
4264 * Makefile.in: Removed tree-promote-statics.c
4265 * tree-promote-statics.c: Removed.
4266 * common.opt: Removed flag-promote-statics.
4267 * opts.c: Ditto.
4268 * passes.c: Removed tree-promote-statics pass.
4269 * tree-pass.h: Ditto.
4270 * timevar.def: Removed TV_PROMOTE_STATICS.
4273 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4275 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4276 and *-*-freebsd9.
4277 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4279 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4281 PR c/22476
4282 * c-common.c (check_function_arguments): Call
4283 'check_function_format' if either -Wformat or
4284 -Wmissing-format-attribute are specified.
4285 * c-format.c (check_function_format): Check -Wformat before
4286 calling 'check_format_info'.
4287 * c-opts.c (c_common_post_options): Don't warn for
4288 -Wmissing-format-attribute without -Wformat.
4289 * c-typeck.c (convert_for_assignment): Detect additional cases for
4290 -Wmissing-format-attribute.
4291 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4292 behavior.
4294 2005-07-19 Richard Guenther <rguenther@suse.de>
4296 * config/i386/i386.md (lrint<mode>2): Use temporary
4297 instead of clobbering non-existent memory.
4299 2005-07-19 Nick Clifton <nickc@redhat.com>
4301 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4302 statement to avoid displaying ASCII control characters.
4304 2005-07-19 Ben Elliston <bje@au.ibm.com>
4306 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4307 * cfganal.c (find_edge_index): Ditto.
4308 * combine.c (combine_instructions): Ditto.
4309 * ddg.c (create_scc): Ditto.
4310 (find_successors): Ditto.
4311 (find_predecessors): Ditto.
4312 (find_nodes_on_paths): Ditto.
4313 (longest_simple_path): Ditto.
4314 * flow.c (update_life_info): Ditto.
4315 (count_or_remove_death_notes): Ditto.
4316 (clear_log_links): Ditto.
4317 * modulo-sched.c (generate_reg_moves): Ditto.
4318 (find_max_asap): Ditto.
4319 (find_max_hv_min_mob): Ditto.
4320 (find_max_dv_min_mob): Ditto.
4321 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4322 * sched-rgn.c (extract_edgelst): Ditto.
4323 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4324 (dump_update_ssa): Ditto.
4325 (ssa_names_to_replace) Ditto.
4326 (switch_virtuals_to_full_rewrite): Ditto.
4327 (update_ssa): Ditto.
4328 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4330 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4332 Fix PR tree-optimization/22483
4334 * tree-complex.c (create_components): Use
4335 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4336 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4337 * tree-flow.h (safe_referenced_var_iterator): New structure.
4338 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4339 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4340 safe_referenced_var iterator.
4341 (add_type_alias): Ditto.
4343 2005-07-19 Steven Bosscher <stevenb@suse.de>
4345 * loop-init.c (rest_of_handle_loop2): Remove.
4346 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4347 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4348 (pass_rtl_loop_init, pass_rtl_loop_done,
4349 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4350 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4351 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4352 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4353 pass_tree_loop_done, and pass_tree_unswitch.
4354 (gate_loop): Rename to gate_tree_loop.
4355 * passes.c (init_optimization_passes): Update for renamed tree
4356 loop passes. Add the new loop2 passes as subpasses of loop2.
4357 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4358 Update for the renamed tree loop passes.
4360 2005-07-18 Ian Lance Taylor <ian@airs.com>
4362 PR middle-end/22057
4363 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4364 blocks when optimizing.
4366 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4368 * common.opt (frename-registers): Initialize to 2.
4369 (fweb): Ditto.
4370 (fgcse-after-reload): Ditto.
4371 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4372 (process_options): Only change flag_web, flag_rename_registers,
4373 and flag_rerun_cse_after_loop if not explicitly set by user.
4375 2005-07-18 Jan Beulich <jbeulich@novell.com>
4377 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4378 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4379 in 64-bit mode the same as DImode in 32-bit mode.
4380 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4381 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4382 mode. Add new mode parameter.
4383 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4384 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4385 x86_64_shift_adj): New expanders.
4386 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4387 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4388 insns.
4389 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4390 DImode shift splitters.
4391 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4392 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4393 mode parameter.
4395 2005-07-18 Jan Beulich <jbeulich@novell.com>
4397 * i386.md (movdi_extzv_1): New.
4398 (zero_extendhidi2): Combine alternatives and never force use of
4399 REX64 prefix.
4400 (zero_extendqidi2): Likewise. Don't restrict input selection.
4402 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4404 Fix PR tree-optimization/22531
4405 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4406 moment.
4408 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4410 * tree-promote-statics.c (pass_promote_statics): Change dump file
4411 name.
4413 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4415 * tree-optimize.c (init_tree_optimization_passes): Add
4416 pass_eliminate_useless_stores pass.
4417 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4418 * tree-ssa-pre.c (is_copy_stmt): New function.
4419 (follow_copies_till_vuse): Ditto.
4420 (do_eustores): Ditto.
4421 (gate_eustores): Ditto.
4423 2005-07-16 Richard Henderson <rth@redhat.com>
4425 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4427 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4428 Kenneth Zadeck <zadeck@naturalbridge.com>
4430 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4431 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4432 ipa-type-escape.h, tree-promote-statics.c
4433 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4434 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4435 tree-promote-statics.c: new files.
4436 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4437 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4438 int nonlocal_set_p, mark_constant_function): Deleted.
4439 (rest_of_handle_cfg): Removed call to mark_constant_function.
4440 (nonoverlapping_component_refs_p): Added calls to support
4441 type based aliasing.
4442 * tree-ssa-alias.c (may_alias_p,
4443 compute_flow_insensitive_aliasing): Ditto.
4444 * calls.c (flags_from_decl_or_type): Removed reference to
4445 cgraph_rtl_info.
4446 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4447 too many arguments. This is necessary for Spec 2000.
4448 * cgraph.h (const_function, pure_function): Removed.
4449 * common.opt: Added "fipa-pure-const", "fipa-reference",
4450 "fipa-type-escape", and "ftree-promote-static".
4451 * opts.c: Ditto.
4452 * passes.c: Added ipa and tree-promote-statics passes.
4453 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4454 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4455 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4456 * tree-flow.h: Added exposed sra calls and addition of
4457 reference_vars_info field for FUNCTION_DECLS.
4458 * tree-pass.h: Added passes.
4459 * tree-sra.c: (sra_init_cache): New function.
4460 (sra_insert_before, sra_insert_after) Made public.
4461 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4462 and made public.
4463 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4464 aliasing. (may_alias_p): Added code to use type escape analysis to
4465 improve alias sets.
4466 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4467 code to prune clobbers of static variables based on information
4468 produced in ipa-reference pass. Changed call clobbering so that
4469 statics are not marked as clobbered if the call does not clobber
4470 them.
4472 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4474 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4475 too.
4477 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4479 * doc/install.texi (*-*-solaris2*): Document recommended version
4480 of GNU binutils and mention GNU linker problem on Solaris 10.
4482 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4484 PR c/22421
4485 * c-decl.c (c_build_bitfield_integer_type): New function.
4486 (finish_struct): Call it.
4487 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4489 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4491 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4492 before returning.
4494 2005-07-16 Jan Hubicka <jh@suse.cz>
4496 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4497 (scale_bbs_frequencies_int): Watch roundoff errors.
4498 * predict.c (return_prediction): Initialize return_stmt.
4500 2005-07-16 Jan Hubicka <jh@suse.cz>
4502 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4503 after RTL profiling.
4505 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4507 PR middle-end/22398
4508 * fold-const.c (build_range_check): Convert high/low to etype
4509 if we are only comparing against exp.
4511 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4513 Fix PR tree-optimization/22376
4514 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4515 special var here.
4516 (need_to_solve): New function.
4517 (compute_points_to_sets): Use it.
4519 2005-07-15 Jan Hubicka <jh@suse.cz>
4521 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4522 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4524 2005-07-15 Richard Guenther <rguenther@suse.de>
4526 * c-common.c (handle_flatten_attribute): New function.
4527 Add flatten function attribute.
4528 * doc/extend.texi: Document flatten function attribute.
4529 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4530 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4531 New functions.
4532 (cgraph_decide_inlining): Handle functions with flatten
4533 attribute.
4535 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4537 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4538 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4539 UNSPEC_XCHG, UNSPEC_AND): New.
4540 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4541 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4542 * config/rs6000/sync.md (FETCHOP): New code macro.
4543 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4544 New code attrs.
4545 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4546 (sync_compare_and_swap<mode>): Same.
4547 (sync_lock_test_and_set<mode>): Same.
4548 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4549 for QImode and HImode, and not PPC405.
4550 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4551 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4552 (sync_<fetchop>{si,di}_internal): New.
4553 (sync_nand{si,di}_internal): New.
4554 (sync_old_<fetchop>{si,di}_internal): New.
4555 (sync_old_nand{si,di}_internal): New
4556 (sync_new_<fetchop>{si,di}_internal): New.
4557 (sync_new_nand{si,di}_internal): New.
4558 (atomic_and{si,di}): New.
4559 (sync_new_nand{si,di}_internal): New.
4560 (atomic_and{si,di}): New.
4561 (sync_add<mode>_internal): Delete.
4562 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4563 (sync_sub<mode>_internal): Delte.
4564 (sync_subshort_internal): New.
4565 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4566 (sync_anddi_internal): Delete.
4567 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4568 (sync_booldi_internal): Delete.
4569 (sync_boolc<mode>_internal): Delete.
4570 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4571 (sync_boolc<mode>_internal2): Delete.
4572 (sync_boolcc<mode>_internal): Delete.
4573 (isync, lwsync): Use unspec instead of unspec_volatile.
4574 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4575 Revert UNSPEC_VOLATILE.
4576 (rs6000_split_atomic_op): New.
4577 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4579 2005-07-14 Eric Christopher <echristo@redhat.com>
4581 * config/mips/mips.c (mips_canonicalize_comparison): Cast
4582 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4584 2005-07-14 Eric Christopher <echristo@redhat.com>
4586 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4588 2005-07-14 Steven Bosscher <stevenb@suse.de>
4590 PR tree-optimization/22230
4591 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4592 the computation of the four cross productions for "range op range".
4594 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
4595 Ulrich Weigand <uweigand@de.ibm.com>
4597 PR target/20126
4598 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4599 in some insn.
4601 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4603 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4605 2005-07-14 Steve Ellcey <sje@cup.hp.com>
4607 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4609 2005-07-14 Richard Guenther <rguenther@suse.de>
4611 PR middle-end/22347
4612 * config/i386/i386-protos.h (ix86_function_value): Change
4613 prototype to match new target hook.
4614 * config/i386/i386.c (ix86_value_regno): Change prototype
4615 to take extra type argument.
4616 (TARGET_FUNCTION_VALUE): Define.
4617 (ix86_function_ok_for_sibcall): Pass extra argument to
4618 ix86_value_regno, check return slot rtx for exact match.
4619 (ix86_function_value): Take extra parameter. Dispatch to
4620 ix86_value_regno with fndecl/fntype as provided.
4621 (ix86_value_regno): Handle extra type argument.
4622 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4624 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4625 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4626 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4627 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4628 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4630 2005-07-14 Richard Guenther <rguenther@suse.de>
4632 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4633 * calls.c (expand_call): Pass fntype to hard_function_value.
4634 (emit_library_call_value_1): Likewise.
4635 * explow.c: Include target.h.
4636 (hard_function_value): Take extra argument, the fntype.
4637 Use new target hook for function_value.
4638 * expr.h (hard_function_value): Change prototype.
4639 * function.c (aggregate_value_p): Pass 0 as fntype to
4640 hard_function_value.
4641 (assign_parms): Use new target hook for function_value.
4642 Pass 0 as fntype to hard_function_value.
4643 (expand_function_end): Likewise.
4644 * reg-stack.c: Include target.h.
4645 (stack_result): Use new target hook for function_value.
4646 * target-def.h: New target hook function_value.
4647 * target.h: Likewise.
4648 * targhooks.c (default_function_value): New function.
4649 * targhooks.h (default_function_value): Declare.
4651 2005-07-13 Ian Lance Taylor <ian@airs.com>
4653 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4655 2005-07-14 Jan Hubicka <jh@suse.cz>
4657 * tree-dfa.c (dump_variable): Use default_def function.
4658 * tree-ssa-alias.c (dump_points_to_info): Likewise.
4659 * tree-ssa.c (verify_use): Likewise.
4660 * tree-ssanames.c (release_ssa_name): Likewise.
4661 * tree-tailcall.c (eliminate_tail_call): Likewise.
4662 (tree_optimize_tail_calls_1): Likewise.
4663 * tree-vrp.c (get_value_range): Likewise.
4665 2005-07-14 Ben Elliston <bje@au.ibm.com>
4667 * gcc.c (main): Compare language[0] with '*' when iterating over
4668 the infiles.
4670 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4672 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4673 "s390_emit_compare". Add handling of CCZ1mode.
4674 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4675 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4676 checking.
4677 (s390_branch_condition_mask): Add CCZ1mode handling.
4678 * config/s390/s390.md: ("seq", "*seq"): New pattern.
4679 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4680 Use CCZ1mode instead of CCZmode.
4681 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
4683 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4685 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4686 pattern.
4687 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4689 2005-07-13 Eric Christopher <echristo@redhat.com>
4691 * config/mips/mips.c (mips_canonicalize_comparison): New.
4692 (mips_emit_int_relational): Use.
4694 2005-07-13 Eric Christopher <echristo@redhat.com>
4696 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4697 static extra parts.
4698 * config/s390/s390.md: Include tpf.md. Move tpf specific
4699 patterns...
4700 * config/s390/tpf.md: To here.
4701 * config/s390/s390.opt: Move tpf specific options...
4702 * config/s390/tpf.opt: to here. Add mmain option.
4703 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4704 * config/s390/tpf.h: Rewrite.
4706 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4708 * doc/tm.texi: Remove @xref{Cross-profiling}.
4710 2005-07-13 Jeff Law <law@redhat.com>
4712 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4713 expressions, test their _DECL operands for pointer equality rather
4714 than using operand_equal_p.
4716 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4718 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4719 (TARGET_POSIX_IO): This.
4720 * config/darwin.h: Likewise.
4721 * config/freebsd.h: Likewise.
4722 * config/linux.h: Likewise.
4723 * config/lynx.h: Likewise.
4724 * config/netbsd.h: Likewise.
4725 * config/rs6000/linux64.h: Likewise.
4726 * config/rs6000/linux.h: Likewise.
4727 * config/s390/tpf.h: Likewise.
4728 * config/sh/embed-elf.h: Likewise.
4729 * config/sparc/linux64.h: Likewise.
4730 * config/sparc/linux.h: Likewise.
4731 * config/svr4.h: Likewise.
4732 * gcov-io.h: Likewise.
4734 * doc/tm.texi: Updated.
4736 * libgcov.c (create_file_directory): Defined only if
4737 TARGET_POSIX_IO is defined.
4738 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4739 is defined.
4741 2005-07-13 Jan Hubicka <jh@suse.cz>
4743 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4745 2005-07-13 David Edelsohn <edelsohn@gnu.org>
4747 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4748 structure as argument.
4750 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
4752 PR tree-optimization/21921
4753 * tree-iterator.c (tsi_link_before): Support the case when
4754 tsi_end_p (tsi) == true.
4756 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4758 PR tree-optimization/22442
4759 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4760 correctly.
4762 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4764 PR rtl-optimization/20376
4765 * toplev.c (process_options): Enable -fweb and -frename-registers when
4766 unrolling.
4767 * doc/invoke.texi: Update the information about when -fweb and
4768 -frename-registers are enabled.
4770 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4772 PR tree-opt/21840
4773 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4774 if *rhs_p is not a SSA_NAME.
4776 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
4778 Fix PR tree-optimization/22422
4779 * tree-ssa-structalias.c (struct variable_info): Add flag for
4780 special vars.
4781 (get_varinfo): Now a static function.
4782 (new_varinfo): init has_union and is_special_var to false.
4783 (solution_set_add): Check has_union.
4784 (do_da_constraint): Move temporary variable so it gets reset
4785 properly.
4786 Also check for special variable.
4787 (do_ds_constraint): Ditto.
4788 (do_sd_constraint): Ditto.
4789 (do_structure_copy): Check for special variable.
4790 (find_func_aliases): Ditto.
4791 (init_base_vars): Set special vars properly.
4793 2005-07-13 Jan Hubicka <jh@suse.cz>
4795 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
4796 do unit-at-a-time.
4798 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
4799 (get_expr_operands): Fix thinko wrt flags and subvars.
4801 PR tree-optimize/22379
4802 * tree-inline.c (expand_call_inline): Do not output sorry in early
4803 inlining.
4805 2005-07-12 Dale Johannesen <dalej@apple.com>
4807 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
4809 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4811 PR bootstrap/21704
4812 * host-linux.h: Include limits.h.
4814 2005-07-12 Dale Johannesen <dalej@apple.com>
4816 * expr.c (compress_float_constant): Add cost check.
4817 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
4819 2005-07-12 Dale Johannesen <dalej@apple.com>
4821 * gcc.target/i386/compress-float-sse.c: New.
4822 * gcc.target/i386/compress-float-sse-pic.c: New.
4823 * gcc.target/i386/compress-float-387.c: New.
4824 * gcc.target/i386/compress-float-387-pic.c: New.
4825 * gcc.dg/compress-float-ppc.c: New.
4826 * gcc.dg/compress-float-ppc-pic.c: New.
4828 2005-07-12 Eric Christopher <echristo@redhat.com>
4830 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4831 static extra parts.
4832 * config/s390/s390.md: Include tpf.md. Move tpf specific
4833 patterns...
4834 * config/s390/tpf.md: To here.
4835 * config/s390/s390.opt: Move tpf specific options...
4836 * config/s390/tpf.opt: to here. Add mmain option.
4837 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4838 * config/s390/tpf.h: Rewrite.
4840 2005-07-12 Eric Christopher <echristo@redhat.com>
4842 * gcc.c (struct infile): Update comment for language.
4843 (main): Rewrite input file resetting code.
4845 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4847 PR tree-opt/22335
4848 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
4849 requiring a cast in a non RHS of modify_expr. Add a cast when required.
4850 (lookup_avail_expr): Use constant_boolean_node instead
4851 of boolean_false_node/boolean_true_node.
4853 2005-07-12 Ben Elliston <bje@au.ibm.com>
4855 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
4856 and use it when printing num_edges.
4858 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
4860 * doc/extend.texi (Blackfin Built-in Functions): New section.
4861 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
4862 @opindex.
4864 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
4866 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
4867 s/cmpstrsi/cmpstrnsi
4868 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
4869 'cmpstrnsi'.
4870 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
4871 (init_optabs): Initialize cmpstrn_optab.
4872 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
4873 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
4874 * expr.c: (enum insn_code cmpstrn_optab): Declare.
4875 * config/i386/i386.md: s/cmpstr/cmpstrn
4876 * config/c4x/c4x.md: s/cmpstr/cmpstrn
4877 * doc/md.texi: Update documentation.
4879 2005-07-11 Richard Henderson <rth@redhat.com>
4881 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
4882 build_va_arg_indirect_ref.
4883 (alpha_gimplify_va_arg): Likewise.
4884 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
4885 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4886 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
4887 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4888 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4889 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
4890 Likewise.
4891 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4893 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4895 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4896 * passes.c (init_optimization_passes): Add pass_empty_loop.
4897 * tree-pass.h (pass_empty_loop): Declare.
4898 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4899 try_remove_empty_loop, remove_empty_loops): New functions.
4900 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4901 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4903 2005-07-12 Peter Barada <peter@the-baradas.com>
4905 PR middle-end/16719
4906 PR middle-end/18421
4907 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4908 in address registers.
4909 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4910 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4911 alternative of addsi3_5200.
4913 2005-07-11 Ian Lance Taylor <ian@airs.com>
4915 * config/mips/mips.md (ffs<mode>2): Remove.
4917 2005-07-11 Ian Lance Taylor <ian@airs.com>
4919 * doc/tree-ssa.texi (Cleanups): Improve description of
4920 TRY_FINALLY_EXPR.
4921 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
4923 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4925 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
4926 * tree.h (DECL_ARGUMENT_FLD): New macro.
4928 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4930 Fix PR tree-optimization/22404
4932 * tree-ssa-structalias.c (create_variable_info_for): Use
4933 correct offset.
4935 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
4937 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
4938 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
4939 for second comparison operand.
4940 * config/bfin/predicates.md (reg_or_const_int_operand): New.
4942 * config/bfin/bfin.md (define_attr "type"): Add "sync".
4943 (define_insn_reservation "alu"): Likewise.
4944 (csync, ssync): Now of type sync.
4945 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
4946 -mcsync-anomaly -mspecld-anomaly.
4947 * config/bfin/bfin.opt (mcsync): Remove.
4948 (mcsync-anomaly, mspecld-anomaly): Add.
4949 * config/bfin/bfin.c: Include "insn-codes.h".
4950 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
4951 (TARGET_DEFAULT_TARGET_FLAGS): New.
4952 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
4954 2005-07-11 Steven Bosscher <stevenb@suse.de>
4956 * basic-block.h: Give the BB flags enum a name, bb_flags.
4957 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
4958 * cfgcleanup.c (enum bb_flags): Remove here.
4959 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
4960 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
4961 (update_forwarder_flag): Likewise.
4962 (thread_jump): Likewise.
4963 (try_forward_edges): Likewise.
4964 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
4965 forwarder flags. Don't clear bb->aux for all basic blocks. Only
4966 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
4968 2005-07-11 Richard Guenther <rguenther@suse.de>
4970 * config/i386/i386.opt: New target option -msseregparm.
4971 * config/i386/i386.c (override_options): Error out for
4972 -msseregparm but no SSE support.
4973 (ix86_function_sseregparm): Check for global sseregparm.
4974 * doc/invoke.texi: Document -msseregparm.
4976 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4978 * config.gcc (m32r-*-linux*): Use the default extra_parts.
4979 (m32rle-*-linux*): Ditto.
4981 2005-07-11 Jakub Jelinek <jakub@redhat.com>
4983 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
4984 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
4985 bytes.
4987 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4989 PR middle-end/22239
4990 PR target/20126
4991 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
4992 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
4994 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
4996 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
4997 (varmap): Heapify varmap.
4998 (constraints): Heapify constraints.
4999 (struct constraint_graph): Heapify succs and preds.
5000 (constraint_vec_find): Update for heapification.
5001 (constraint_set_union): Ditto.
5002 (insert_into_complex): Ditto.
5003 (constraint_edge_vec_find): Ditto.
5004 (erase_graph_self_edge): Ditto.
5005 (add_graph_edge): Ditto.
5006 (get_graph_weights): Ditto.
5007 (merge_graph_nodes): Ditto.
5008 (build_constraint_graph): Ditto.
5009 (topo_visit): Ditto.
5010 (solve_graph): Ditto.
5011 (create_variable_info_for): Ditto.
5012 (init_base_vars): Ditto.
5013 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5014 (condese_varmap_nodes): Free complex vector.
5015 (clear_edges_for_node): Clear succs and preds vector.
5017 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5019 * tree-ssa-structalias.c (update_alias_info): Change counting of
5020 references to not include vdefs.
5022 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5024 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5025 (up_insert): Ditto.
5027 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5029 * pa.c (pa_commutative_p): Make PLUS commutative when
5030 TARGET_NO_SPACE_REGS is true.
5032 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5034 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5035 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5036 * tree-dfa.c (dump_subvars_for): New.
5037 (debug_subvars_for): New.
5038 (dump_variable): Show subvariables if VAR has them.
5039 * tree-flow-inline.h (get_subvar_at): New.
5040 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5041 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5042 Update all users.
5043 (struct subvar): Change fields offset and size to unsigned
5044 HOST_WIDE_INT.
5045 (dump_subvars_for): Declare.
5046 (debug_subvars_for): Declare.
5047 (get_subvar_at): Declare.
5048 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5049 to unsigned HOST_WIDE_INT *.
5050 (overlap_subvar): Likewise.
5051 * tree-gimple.c (is_gimple_reg): Always return false for
5052 SFTs and memory tags.
5053 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5054 Update all callers.
5055 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5056 (compute_may_aliases): Call compute_points_to_sets.
5057 (collect_points_to_info_for): Remove.
5058 (compute_points_to_and_addr_escape): Remove.
5059 (delete_alias_info): Call delete_points_to_sets.
5060 (compute_flow_sensitive_aliasing): If the call to
5061 find_what_p_points_to returns false, call set_pt_anything.
5062 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5063 (set_pt_anything): Clear pi->pt_vars.
5064 (set_pt_malloc): Remove.
5065 (merge_pointed_to_info): Remove.
5066 (add_pointed_to_expr): Remove.
5067 (add_pointed_to_var): Remove.
5068 (collect_points_to_info_r): Remove.
5069 (is_escape_site): Make extern.
5070 (create_sft): New.
5071 (create_overlap_variables_for): Call it.
5072 * tree-ssa-copy.c (merge_alias_info): Never merge
5073 flow-sensitive alias information.
5074 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5075 offset and size to be unsigned HOST_WIDE_INT.
5076 (add_to_addressable_set): Rename from note_addressable.
5077 Set TREE_ADDRESSABLE as the variables are added to the set.
5078 Update all users.
5079 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5080 operands into VUSEs when adding V_MAY_DEFs for members in an
5081 alias set.
5082 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5083 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5084 (struct variable_info): Add bitfield is_heap_var.
5085 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5086 (new_var_info): Initialize is_heap_var.
5087 (get_constraint_for): Add HEAP variables to the symbol table.
5088 Mark them with is_heap_var.
5089 (update_alias_info): New. Taken mostly from the old
5090 compute_points_to_and_addr_escape.
5091 (handle_ptr_arith): New.
5092 (find_func_aliases): Call update_alias_info.
5093 Call handle_ptr_info for tcc_binary expressions.
5094 Call mark_stmt_modified.
5095 (create_variable_info_for): If DECL has subvars, do not create
5096 variables for its subvars. Always add all the fields.
5097 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5098 SFTs, then add all the SFTs of the structure.
5099 If VI->DECL is an aggregate with subvariables, add the SFT at
5100 VI->OFFSET.
5101 (find_what_p_points_to): If VI is an artificial variable,
5102 translate to bitfields in SSA_NAME_PTR_INFO.
5103 If the solution is empty, set pi->pt_vars to NULL
5104 (init_base_vars): Create ANYOFFSET.
5105 (compute_points_to_sets): Rename from create_alias_vars.
5106 Make extern.
5107 (pass_build_pta): Remove.
5108 (delete_points_to_sets): Rename from delete_alias_vars.
5109 (pass_del_pta): Remove.
5110 * tree-ssa-structalias.h (struct alias_info): Move from
5111 tree-ssa-alias.h.
5112 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5113 NUM_REFERENCES_SET): Likewise.
5114 (compute_points_to_sets, delete_points_to_sets): Declare.
5116 2005-07-09 Richard Henderson <rth@redhat.com>
5118 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5119 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5120 alpha_split_lock_test_and_set_12): New functions.
5121 * config/alpha/alpha-protos.h: Update.
5122 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5123 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5124 * config/alpha/sync.md (I12MODE): New.
5125 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5126 (sync_<fetchop_name><I48MODE>): Likewise.
5127 (sync_nand<I48MODE>): Likewise.
5128 (sync_old_<fetchop_name><I48MODE>): Likewise.
5129 (sync_new_<fetchop_name><I48MODE>): Likewise.
5130 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5131 (sync_compare_and_swap<I48MODE>): Likewise.
5132 (sync_lock_test_and_set<I48MODE>): Likewise.
5133 (sync_compare_and_swap<I12MODE>): New.
5134 (sync_compare_and_swap<I12MODE>_1): New.
5135 (sync_lock_test_and_set<I12MODE>): New.
5136 (sync_lock_test_and_set<I12MODE>_1): New.
5138 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5140 PR 21356
5141 PR 22332
5142 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5144 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5146 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5147 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5149 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5151 PR target/21656
5152 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5154 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5156 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5157 memory_operand constraint.
5158 (store_conditional_<mode>): Same.
5159 (sync_compare_and_swap<mode>): Same.
5160 (sync_lock_test_and_set<mode>): Same.
5162 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5164 Rewrite PIC support to more closely model actual instructions.
5165 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5166 (cris_symbol): Remove prototypes for removed functions.
5167 (cris_pic_symbol_type_of, cris_valid_pic_const)
5168 (cris_expand_pic_call_address): Prototypes for new functions.
5169 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5170 variable.
5171 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5172 modifiers.
5173 <case ':'>: Add case for new punctuation character.
5174 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5175 emitting (extra) PIC modifier.
5176 <case UNSPEC>: Do not assert for PLT.
5177 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5178 (cris_expand_prologue, cris_expand_epilogue): Check
5179 for pic_offset_table_rtx usage instead of taking
5180 current_function_uses_pic_offset_table as the final word.
5181 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5182 Remove flag_pic difference.
5183 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5184 the moral equivalents of...
5185 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5186 functions.
5187 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5188 (cris_handle_option): Mark ARG as unused.
5189 (cris_expand_pic_call_address): New worker function for "call",
5190 "call_value".
5191 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5192 output PIC constructs here.
5193 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5194 as symbol-specific modifers, not whole or part of operands.
5195 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5196 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5197 constants and flag_pic.
5198 (CONSTANT_INDEX_P): Adjust for new functions.
5199 (enum cris_pic_symbol_type): New helper type.
5200 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5201 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5202 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5203 define_constants.
5204 ("movsi"): Emit actual instructions for GOT and relative access.
5205 ("*movsi_got_load"): New pattern to set up the register holding
5206 the GOT pointer.
5207 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5208 Adjust FIXME for 'S'.
5209 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5210 Use "movs" for -fpic cases.
5211 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5212 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5213 ("call", "call_value"): Just call cris_expand_pic_call_address for
5214 PIC addresses.
5215 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5216 Remove special pattern.
5217 ("*expanded_call_side", "*expanded_call_value_side"): New
5218 patterns.
5219 (gotplt-to-plt, gotplt-to-plt-side-call)
5220 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5221 peephole2:s.
5222 * config/cris/cris/predicates.md
5223 ("cris_general_operand_or_gotless_symbol"): Remove unused
5224 predicate.
5225 ("cris_general_operand_or_symbol"): Adjust for new functions.
5227 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5229 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5231 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5233 * Makefile.in (TREE_H): Add treestruct.def.
5234 (c-decl.o): Add pointer-set.h
5235 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5236 visibility on regular DECL's.
5237 (merge_decls): Fix the copying of decl nodes of various types for
5238 the new structures. Don't update RTL, section name, weak status,
5239 etc, on DECL's without RTL.
5240 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5241 Don't check volatile on non-variable types.
5242 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5243 to check whether we have seen arguments.
5244 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5245 flag is checked before field (flag is common, field is not).
5246 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5247 TS_DECL_COMMON could have an origin.
5248 (add_location_or_const_value_attribute): Don't check section name
5249 on non-var/function decls.
5250 (dwarf2out_var_location): Reverse order of tests.
5251 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5252 with DECL_WRTL_CHECK.
5253 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5254 * fold-const.c (fold_binary): Don't check weakness on
5255 non-var/function decls.
5256 (tree_expr_nonzero_p): Ditto.
5257 (fold_checksum_tree): Use tree_decl_extra as sizeof
5258 buffer.
5259 * ggc-page.c (extra_order_size_table): Add sizes for
5260 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5261 tree_field_decl.
5262 * gimplify.c (gimplify_bind_expr): Only set
5263 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5264 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5265 without RTL.
5266 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5267 * langhooks.h (init_ts). New langhook.
5268 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5269 * print-tree.c (print_node): Update to only print fields that
5270 exist in the structures the passed decl has.
5271 * toplev.c (wrapup_global_declarations): Don't reset
5272 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5273 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5274 * tree-inline.c (remap_decl): Ditto.
5275 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5276 * tree-pretty-print.c (print_declaration): Don't print
5277 DECL_REGISTER on things that don't contain it.
5278 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5279 non-var/function decls.
5280 * tree.c (tree_contains_struct): New structure.
5281 (init_priority_for_decl): New hashtable.
5282 (tree_int_map): New structure.
5283 (tree_int_map_eq): New function.
5284 (tree_int_map_marked_p): Ditto.
5285 (tree_int_map_hash): Ditto.
5286 (tree_map): Move to tree.h.
5287 (tree_map_eq): Externalize.
5288 (tree_map_hash): Ditto.
5289 (tree_map_marked_p): Ditto.
5290 (init_ttree): Set up tree_contains_struct and call langhook.
5291 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5292 (tree_code_size): Update for new structures.
5293 (tree_node_structure): Update for new structures.
5294 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5295 without the field.
5296 (copy_node_stat): Copy init priority.
5297 (build_decl_stat): Ditto for visibility.
5298 (ts_enum_names): New.
5299 (tree_contains_struct_check_failed): New function.
5300 (decl_init_priority_lookup): Ditto.
5301 (decl_init_priority_insert): Ditto.
5302 * treestruct.def: New file.
5303 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5304 (CONTAINS_STRUCT_CHECK): Ditto.
5305 (tree_contains_struct_check_failed): New prototype.
5306 (DECL_CHECK): Removed.
5307 (DECL_MINIMAL_CHECK): New.
5308 (DECL_COMMON_CHECK): Ditto.
5309 (DECL_WRTL_CHECK): Ditto.
5310 (DECL_NON_COMMON_CHECK): Ditto.
5311 (DECL_WITH_VIS_CHECK): Ditto.
5312 (VAR_OR_FUNCTION_DECL_P): Ditto
5313 (struct tree_decl_minimal): New structure.
5314 (struct tree_decl_common): Ditto.
5315 (struct tree_decl_with_rtl): Ditto.
5316 (struct tree_decl_with_vis): Ditto.
5317 (struct tree_decl_non_common): Ditto.
5318 (struct tree_field_decl): Ditto.
5319 (struct tree_parm_decl): Ditto.
5320 (struct tree_var_decl): Ditto.
5321 (struct tree_function_decl): Ditto.
5322 (struct tree_const_decl): Ditto.
5323 (struct tree_result_decl): Ditto.
5324 (union tree_node): Add new structures.
5325 * var-tracking.c (track_expr_p): Reverse order of tests.
5327 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5329 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5331 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5332 * system.h: Poison FINALIZE_PIC.
5333 * doc/tm.texi (FINALIZE_PIC): Remove.
5335 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5337 PR tree-opt/22329
5338 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5339 to the correct type if we have a MODIFY_EXPR.
5341 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5343 PR tree-optimization/22360
5344 * tree.c (upper_bound_in_type): Fix calculations for casting
5345 to a non-wider signed type and casting a signed value to a
5346 wider unsigned type.
5347 (lower_bound_in_type): Fix calculations for casting to a
5348 non-wider signed type.
5350 PR tree-optimization/20139
5351 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5352 release_defs.
5353 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5354 fold_cond_expr_cond.
5355 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5356 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5358 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5360 PR tree-opt/22356
5361 * tree-complex.c (expand_complex_libcall): Produce
5362 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5364 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5366 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5367 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5368 b" assert and inserted fastpath code for this case.
5369 (bitmap_ior): Removed "a != b" assert.
5371 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5373 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5374 (ENDFILE_SPEC): Likewise.
5375 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5377 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5378 a large stack frame at epilogue.
5380 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5382 * final.c: Include sdbout.h when required.
5384 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5386 * config.gcc (*-*-darwin*): Only one target-specific header file
5387 for generic darwin.
5388 (powerpc-*-darwin*): Add version-specific header files.
5389 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5390 * config.in: Regenerate.
5391 * configure: Regenerate.
5392 * gcc.c: Include xregex.h.
5393 (version_compare_spec_function): New.
5394 (spec_function): Add version-compare.
5395 (replace_outfile_spec_function): Reformat comment.
5396 (compare_version_strings): New.
5397 * config/darwin-c.c (version_as_macro): New.
5398 (builtin_define): New.
5399 (darwin_cpp_builtins): New.
5400 * config/darwin-protos.h (darwin_cpp_builtins): New.
5401 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5402 (LIB_SPEC): Make unconditional, update comment.
5403 (TARGET_C99_FUNCTIONS): Define.
5404 * config/darwin.opt: Sort.
5405 (mmacosx-version-min=): New.
5406 * config/darwin7.h: Delete.
5407 * config/darwin8.h: Delete.
5408 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5409 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5410 (TARGET_C99_FUNCTIONS): Define.
5411 * config/rs6000/darwin7.h: New.
5412 * config/rs6000/darwin8.h: New.
5413 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5414 (-mmacosx-version-min): Document.
5416 2005-07-07 Ian Lance Taylor <ian@airs.com>
5418 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5420 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5422 PR middle-end/22239
5423 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5425 2005-07-07 Khem Raj <kraj@mvista.com>
5427 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5428 in bytes, not words.
5430 2005-07-07 Paul Brook <paul@codesourcery.com>
5432 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5433 DEFAULT_FUNCTION_ARG_PADDING to upward.
5435 2005-07-07 Richard Henderson <rth@redhat.com>
5437 * function.c (locate_and_pad_parm): Record parameter alignment in
5438 stack_alignment_needed.
5440 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5442 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5443 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5444 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5445 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5446 (define_attr "type"): Add isync, sync, load_l, store_c.
5447 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5448 Create scratch volatile MEM.
5449 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5450 sync.
5451 (load_locked_<mode>): New.
5452 (store_conditional_<mode>): New.
5453 (sync_compare_and_swap<mode>): Replace with splitter.
5454 (sync_lock_test_and_set<mode>): Replace with splitter.
5455 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5456 and UNSPECV_ISYNC.
5457 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5458 is ics. Attribute isync.
5459 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5460 lwsync.
5461 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5462 and UNSPECV_SYNC_OP.
5463 (emit_unlikely_jump): New.
5464 (emit_load_locked): New.
5465 (emit_store_conditional): New.
5466 (rs6000_split_compare_and_swap): New.
5467 (rs6000_split_lock_test_and_set): New.
5468 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5469 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5470 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5471 rs6000_split_lock_test_and_set): Declare.
5472 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5473 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5474 store_c, isync, sync.
5476 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5478 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5479 filenames to gtyp-gen.h.
5480 (s-typ-gen): Use it in place of for loops.
5482 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5484 * hooks.c (hook_bool_rtx_int_false): New function.
5485 * hooks.h (hook_bool_rtx_int_false): Declare.
5486 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5487 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5488 * target.h (struct gcc_target): Add commutative_p member.
5489 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5490 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5491 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5492 (pa_commutative_p): New function.
5493 * jump.c (target.h): Include.
5494 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5495 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5497 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5499 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5500 (s390_expand_setmem): New.
5501 * config/s390/s390.c: Likewise.
5502 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5503 Adapt comments.
5504 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5505 general_operand. Call new function "s390_expand_setmem".
5506 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5507 ("setmem_long", "*setmem_long"): ... this.
5509 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5511 * config/s390/s390.c: (optimization_options): Enable
5512 TARGET_MVCLE at -Os.
5513 * doc/invoke.texi: Document changes in default behaviour.
5514 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5516 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5518 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5519 defined by back-end.
5521 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5523 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5524 all sets in the pattern.
5525 * config/rs6000/rs6000.md (stack_protect_testsi,
5526 stack_protect_testdi): Likewise.
5528 2005-07-06 Jeff Law <law@redhat.com>
5530 * tree-vrp.c (simplify_using_ranges): Kill.
5531 (vrp_finalize): Remove call to simplify_using_ranges.
5532 (simplify_stmt_using_ranges): New function extracted from
5533 simplify_using_ranges.
5534 (simplify_div_or_mod_using_ranges): Likewise.
5535 (simplify_abs_using_ranges): Likewise.
5536 (simplify_cond_using_ranges): New function.
5537 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5538 * tree-ssa-propagate.c (substitute_and_fold): Call
5539 simplify_stmt_using_ranges if we have range information.
5541 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5543 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5544 ia64_flag_schedule_isns2.
5546 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5547 reading/writing general registers.
5548 (ia64_function_arg): Revert 2005-06-18 change.
5550 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5552 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5553 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5555 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5557 * function.c (expand_function_end): Revert part of 2005-06-27
5558 patch. Do sjlj_emit_function_exit_after after return_label.
5560 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5562 * doc/install.texi (--disable-libssp): New.
5564 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5566 * doc/invoke.texi: Update -fforce-mem documentation.
5567 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5568 code for -fforce-mem.
5569 * expmed.c: (store_bit_field,store_fixed_bit_field,
5570 extract_bit_field): Ditto.
5571 * expr.c: (convert_move): Ditto.
5572 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5573 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5574 emit_conditional_add,expand_float,expand_fix): Ditto.
5575 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5576 (common_handle_option): Issue warning when -fforce-mem specified.
5578 2005-07-06 Paul Brook <paul@codesourcery.com>
5580 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5581 argument is empty.
5582 * configure: Regenerate.
5584 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
5586 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5588 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
5590 Fix PR tree-optimization/22319
5591 Fix PR tree-optimization/22140
5592 Fix PR tree-optimization/22310
5594 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5595 variable sized types.
5596 Use correct type for intermediate structure on *a = *b structure
5597 copies.
5599 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5601 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5602 Remove.
5603 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5604 (machine_function): Move typedef to...
5605 * config/rs6000/rs6000.c (machine_function): ... here. Add
5606 varargs_save_offset field.
5607 (rs6000_stack_t): Remove varargs_size field.
5608 (setup_incoming_varargs): Allocate varargs save area using
5609 assign_stack_local, try to make it as small as possible.
5610 Save offset from virtual_stack_vars_rtx to the save area
5611 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
5612 instead of magic 8 when fp word byte size is used.
5613 (rs6000_va_start): Use cfun->machine->varargs_save_offset
5614 instead of -RS6000_VARARGS_SIZE.
5615 (rs6000_stack_info, debug_stack_info,
5616 rs6000_initial_elimination_offset): Remove all traces of
5617 varargs_size.
5618 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5619 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5620 RS6000_VARARGS_AREA.
5622 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
5624 PR tree-optimization/21963
5625 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5626 constant_multiple_of in the same way get_computation_cost_at does.
5628 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5630 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5631 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5632 (gen_compare_reg): If sparc_compare_emitted is set, clear it
5633 and return its previous value.
5634 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5635 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5636 constants.
5637 (stack_protect_set, stack_protect_test): New expanders.
5638 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5639 stack_protect_testdi): New insns.
5640 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5641 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5643 2005-07-06 Jeff Law <law@redhat.com>
5645 * tree-ssa-dce.c (cfg_altered): New global.
5646 (tree_dce_init): Initialize cfg_altered.
5647 (remove_dead_stmt): If we remove an edge in the CFG, then set
5648 CFG_ALTERED.
5649 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
5650 the dominators.
5652 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5654 * Makefile.in (stamp-collect-ld): Use
5655 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
5656 ./collect-ld if it already exists.
5657 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
5658 Don't remove ./nm if it already exists.
5660 2005-07-05 Devang Patel <dpatel@apple.com>
5662 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
5663 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
5664 * tree-vectorizer.c (vect_loop_location): New.
5665 (vect_print_dump_info): Use vect_loop_location.
5666 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
5667 (vectorize_loops): Set vect_loop_location.
5668 * tree-vect-analyze.c (vect_analyze_offset_expr,
5669 vect_determin_vectorization_factor, vect_analyze_operations,
5670 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5671 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5672 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5673 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5674 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5675 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5676 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5677 vect_analyze_loop): Adjust vect_print_dump_info API.
5678 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5679 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5680 vect_finish_stmt_generation, vectorizable_assignment,
5681 vectorizable_operation, vectorizable_store, vectorizable_load,
5682 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5683 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5684 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5685 vect_transform_loop): Same.
5686 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5687 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5688 Same.
5690 2005-07-05 Randolph Chung <tausq@debian.org>
5692 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5693 * configure: Regenerate.
5694 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5695 (pa_tls_referenced_p): Declare.
5696 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5697 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5698 (legitimize_tls_address): New.
5699 (hppa_legitimize_address): Handle TLS addresses.
5700 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5701 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5702 (emit_move_sequence): Handle TLS addresses.
5703 (pa_encode_section_info): Call default handler to handle common
5704 sections.
5705 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5706 (CONSTANT_ADDRESS_P): Reject TLS operands.
5707 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5708 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5709 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5710 (UNSPEC_TLSLE): Define new constants.
5711 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5712 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5713 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5714 (tie_symbolic_operand, tle_symbolic_operand): New
5716 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
5718 * aclocal.m4: Update macros for autoconf 2.59 style.
5719 * configure.ac: Likewise.
5721 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5723 * pa.c (function_value): Handle small aggregates on 32-bit targets.
5724 (function_arg): Pass small aggregates in general registers on 32-bit
5725 targets.
5726 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5728 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
5730 * Makefile.in (final.o): Fix dependencies.
5732 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5734 PR c/22013
5735 PR c/22098
5736 * langhooks.h (struct lang_hooks): Add expr_to_decl.
5737 * langhooks.c (lhd_expr_to_decl): New.
5738 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5739 New.
5740 (LANG_HOOKS_INITIALIZER): Update.
5741 * tree.c (recompute_tree_invarant_for_addr_expr): Call
5742 expr_to_decl langhook.
5743 * c-tree.h (c_expr_to_decl): Declare.
5744 * c-typeck.c (c_expr_to_decl): New.
5745 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5746 specially.
5747 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5749 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5751 PR c/22308
5752 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5753 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5755 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
5757 * Makefile.in: Adjust dependencies.
5758 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5759 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5760 * alias.c (rest_of_handle_cfg, pass_cfg): New.
5761 * bb-reorder.c (duplicate_computed_gotos): Make it static.
5762 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5763 rest_of_compilation.
5765 * bb-reorder.c (gate_duplicate_computed_gotos,
5766 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5767 rest_of_handle_reorder_blocks, pass_reorder_blocks,
5768 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5769 pass_partition_blocks): New.
5770 * bt-load.c (gate_handle_branch_target_load_optimize,
5771 rest_of_handle_branch_target_load_optimize,
5772 pass_branch_target_load_optimize): New.
5773 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5774 pass_jump2): New.
5775 * cfglayout.c (pass_insn_locators_initialize): New.
5776 * cfgrtl.c (pass_free_cfg): New.
5777 * combine.c (gate_handle_combine, rest_of_handle_combine,
5778 pass_combine): New.
5779 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5780 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5781 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5782 * except.c (pass_set_nothrow_function_flags,
5783 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5784 pass_rtl_eh): New.
5785 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5786 rest_of_handle_shorten_branches, pass_shorten_branches,
5787 rest_of_clean_state, pass_clean_state): New.
5788 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
5789 rest_of_handle_remove_death_notes, pass_remove_death_notes,
5790 rest_of_handle_life, pass_life, rest_of_handle_flow2,
5791 pass_flow2): New.
5792 * function.c (pass_instantiate_virtual_regs, pass_init_function,
5793 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
5794 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5795 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
5796 pass_gcse): New.
5797 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
5798 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
5799 pass_rtl_ifcvt, gate_handle_if_after_combine,
5800 rest_of_handle_if_after_combine, pass_if_after_combine,
5801 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
5802 pass_if_after_reload): New.
5803 * integrate.c (pass_initial_value_sets): New.
5804 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
5805 pass_purge_lineno_notes): New.
5806 * mode-switching.c (rest_of_handle_mode_switching,
5807 pass_mode_switching): New.
5808 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
5809 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
5810 pass_loop2): New.
5811 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
5812 pass_loop_optimize): New.
5813 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
5814 pass_sms): New.
5815 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
5816 pass_gcse2): New.
5817 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
5818 pass_postreload_cse): New.
5819 * profile.c (gate_handle_profiling, pass_profiling,
5820 rest_of_handle_branch_prob, pass_branch_prob): New.
5821 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
5822 pass_split_before_regstack, gate_handle_split_before_regstack,
5823 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
5824 rest_of_handle_split_all_insns, pass_split_all_insns): New.
5825 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
5826 pass_stack_regs): New.
5827 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
5828 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
5829 pass_stack_adjustments): New.
5830 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
5831 pass_regrename): New.
5832 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
5833 pass_delay_slots, gate_handle_machine_reorg,
5834 rest_of_handle_machine_reorg, pass_machine_reorg): New.
5835 * rtl.h (extern void purge_line_number_notes): New.
5836 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
5837 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
5838 pass_sched2): New.
5839 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
5840 pass_tracer): New.
5841 * value-prof.c (gate_handle_value_profile_transformations,
5842 rest_of_handle_value_profile_transformations,
5843 pass_value_profile_transformations): New.
5844 * var-tracking.c (gate_handle_var_tracking,
5845 pass_variable_tracking): New.
5846 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
5848 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
5849 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
5850 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
5851 rest_of_handle_old_regalloc, rest_of_handle_regrename,
5852 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
5853 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
5854 rest_of_handle_gcse2, rest_of_handle_regmove,
5855 rest_of_handle_tracer, rest_of_handle_if_conversion,
5856 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
5857 rest_of_handle_web, rest_of_handle_branch_prob,
5858 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
5859 rest_of_handle_jump_bypass, rest_of_handle_combine,
5860 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5861 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5862 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
5863 rest_of_handle_mode_switching, rest_of_handle_jump,
5864 rest_of_handle_eh, rest_of_handle_stack_adjustments,
5865 rest_of_handle_flow2, rest_of_handle_jump2,
5866 rest_of_handle_peephole2, rest_of_handle_postreload,
5867 rest_of_handle_shorten_branches, rest_of_clean_state,
5868 rest_of_compilation): Remove.
5870 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
5871 * passes.c (dump_flags, in_gimple_form, all_passes,
5872 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5873 register_dump_files, next_pass_1, last_verified, execute_todo,
5874 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
5875 from tree-optimize.c.
5876 (init_optimization_passes): Moved from tree-optimize.c,
5877 adding the RTL optimizations.
5878 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
5879 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
5880 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5881 register_dump_files, next_pass_1, last_verified, execute_todo,
5882 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
5883 init_tree_optimization_passes, ipa_passes): Delete.
5884 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
5885 the RTL dumps.
5886 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
5887 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
5888 from tree.h.
5889 (ipa_passes): Remove.
5890 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
5891 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
5892 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
5893 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
5894 (dump_info_p, dump_flag): Moved to tree-dump.h.
5896 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5897 cgraph.c, opts.c.
5898 * passes.c (finish_optimization_passes): Use dump_begin
5899 and dump_end, TDI_end.
5900 (gate_rest_of_compilation): New.
5901 (pass_rest_of_compilation): Use it.
5902 (gate_postreload, pass_postreload): New.
5903 * toplev.c (general_init): Rename init_tree_optimization_passes.
5904 * toplev.h (init_tree_optimization_passes): Rename to
5905 init_optimizations_passes.
5906 * tree-dump.c (dump_flag): Make static.
5907 (dump_files): Remove RTL dumps.
5908 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5909 pass_cleanup_cfg, pass_free_cfg_annotations,
5910 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5911 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5912 * tree-pretty-print.c: Include tree-pass.h.
5913 * cgraph.c: Include tree-dump.h.
5915 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5917 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
5918 Only fall back to saying it points to readonly memory if
5919 we can't do better.
5921 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5923 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
5924 * config/m32r/m32r.c (m32r_compute_frame_size,
5925 m32r_expand_prologue): Take current_function_profile into
5926 account whenever we reference
5927 current_function_uses_pic_offset_table.
5928 (m32r_finalize_pic): Remove.
5929 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
5931 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
5933 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
5934 instead of $<. Don't remove ./as if it already exists.
5936 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5938 PR target/21723
5939 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
5940 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
5941 for complex modes when generating code for PA 1.0.
5942 (VALID_FP_MODE_P): New macro.
5943 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5944 sets for all general and floating point modes. Align wide floating
5945 point modes to even register boundaries to comply with architectural
5946 requirements.
5947 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
5948 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
5949 (VALID_FP_MODE_P): New macro.
5950 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5951 sets for all general and floating point modes. Align wide floating
5952 point modes to even register boundaries to comply with architectural
5953 requirements.
5955 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5957 * tree-dump.c (dump_files): Initialize dump number for .cgraph
5958 to 0.
5960 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5962 * tree-ssa-structalias.c: Don't include expr.h.
5964 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5966 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
5967 comments.
5969 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5971 Fix PR tree-optimization/22279
5973 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
5974 correct operator.
5976 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
5978 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
5980 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5982 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
5983 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
5984 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
5985 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
5986 config/stormy16/stormy16.c, config/v850/v850.c,
5987 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
5988 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
5989 Avoid "." or "\n" at end of diagnostics and capital letters at
5990 start of diagnostics.
5991 * combine.c, cse.c: Don't translate dump file output.
5992 * toplev.c (print_version): Only translate output if going to
5993 stderr.
5995 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5997 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
5998 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
5999 typos.
6001 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6003 * pa.c (fix_range): Fix typo in comment.
6005 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6007 * tree-vrp.c (extract_range_from_assert): Replace
6008 fold (build (...)) with fold_build2.
6010 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6012 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6013 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6014 (format_types_orig, handle_format_attribute): Add support for
6015 format "gcc_gfc".
6017 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6019 * varasm.c (assemble_variable): Fix format specifier thinko.
6021 2005-07-03 Ira Rosen <irar@il.ibm.com>
6023 PR tree-optimization/22029 (and 22135)
6024 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6025 a phi node before calling dump_vops.
6027 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6029 * tree-dump.h (dump_string_field): Declare.
6030 * tree-dump.c: Use it instead of dump_string.
6031 (dump_string_field): Make non-static.
6033 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6035 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6036 up the minimal CFG stuff always when optimize > 0. Call
6037 split_all_insns_noflow in PIC case if needed.
6039 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6040 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6042 PR c++/18279
6043 * c-decl.c (c_write_global_declarations): Dump contents of
6044 external scope to.
6045 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6046 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6047 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6048 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6049 is enabled.
6051 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6053 * c-common.h (GCC_DIAG_STYLE): Define.
6054 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6055 version for format checking to 4.1.
6056 * c-format.c: Include toplev.h after c-common.h.
6057 (enum format_type): Add gcc_tdiag_format_type.
6058 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6059 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6060 (format_types_orig): Add gcc_tdiag.
6061 (init_dynamic_diag_info): Support gcc_tdiag formats.
6062 (handle_format_attribute): Likewise.
6063 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6064 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6065 version for format checking to 4.1.
6066 (warning0, warning, error, pedwarn, sorry): Use
6067 ATTRIBUTE_GCC_DIAG.
6068 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6069 (finish_aliases_1): Do not use %qE.
6070 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6071 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6072 Correct format bugs.
6073 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6074 parameter to unsigned HOST_WIDE_INT.
6075 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6077 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6079 PR middle-end/21742
6080 * expr.c (write_complex_part): Use adjust_address for MEM.
6081 (read_complex_part): Same.
6083 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6085 Fix PR tree-optimization/22280
6087 * tree-sra.c (generate_element_init): Remove useless loop.
6089 2005-07-02 Richard Henderson <rth@redhat.com>
6091 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6092 TLS_MODEL_NONE.
6093 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6095 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6097 PR middle-end/14490
6098 * fold-const.c (fold_binary): Handle the return value of
6099 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6100 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6102 2005-07-02 Jeff Law <law@redhat.com>
6104 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6105 a eliminate type conversion which feeds an equality comparison
6106 if the original type or either operand in the comparison is a
6107 function pointer.
6109 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6111 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6112 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6113 texts.
6114 * config/avr/avr.c: Do not use '`' as left quote.
6115 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6116 Remove "." from end of diagnostics. Make diagnostics start with
6117 lowercase letter.
6119 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6120 Joseph S. Myers <joseph@codesourcery.com>
6122 * toplev.c (default_tree_printer): Handle setting location with
6123 '+' flag.
6124 * c-objc.common.c (c_tree_printer): Likewise.
6125 * c-format.c (gcc_diag_flag_specs): Add '+'.
6126 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6127 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6128 formats.
6129 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6130 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6131 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6132 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6133 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6134 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6135 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6136 format arguments where %J is used without %D.
6138 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6140 * gcc.c (LINK_SSP_SPEC): Define.
6141 (link_ssp_spec): New variable.
6142 (LINK_COMMAND_SPEC): Add %(link_ssp).
6143 (static_specs): Add link_ssp_spec.
6144 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6145 * configure: Rebuilt.
6146 * config.in: Rebuilt.
6148 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6149 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6150 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6151 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6152 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6153 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6154 -0x7008(2) instead of reading __stack_chk_guard variable.
6155 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6156 number.
6157 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6158 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6159 if TARGET_THREAD_SSP_OFFSET is defined.
6160 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6161 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6163 Revert:
6164 2005-06-27 Richard Henderson <rth@redhat.com>
6165 * libgcc-std.ver (GCC_4.1.0): New.
6166 * libgcc.h (__stack_chk_guard): Declare.
6167 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6168 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6169 * mklibgcc.in (lib2funcs): Add them.
6171 2005-07-01 Richard Henderson <rth@redhat.com>
6173 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6174 void * before struct sigcontext *.
6175 (x86_fallback_frame_state): Likewise.
6177 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6179 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6181 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6183 PR tree-opt/22269
6184 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6185 we check for SSA_NAME for.
6187 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6189 Fix PR tree-optimization/22071
6191 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6192 function.
6193 (get_constraint_for_component_ref): Use it.
6195 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6197 PR other/22264
6198 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6199 print out the last new line.
6201 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6203 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6204 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6205 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6206 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6207 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6208 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6209 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6210 (enum reg_class): New member CC0_REGS.
6211 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6212 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6213 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6214 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6215 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6216 Adjust for register now described.
6218 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6220 PR target/22262
6221 * config/i386/i386.md (stack_protect_test_si,
6222 stack_protect_test_di): Add earlyclobber for scratch 3.
6223 * config/rs6000/rs6000.md (stack_protect_testsi,
6224 stack_protect_testdi): Add earlyclobber for scratch 3,
6225 remove earlyclobber from scratch 4.
6227 Older entries for 2005 can be found in ChangeLog-2005.