1 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
3 * c.opt (fextended-identifiers): New.
4 * c-opts.c (c_common_handle_option): Handle
5 -fextended-identifiers.
6 * doc/cpp.texi: Update documentation of extended identifiers.
7 * doc/cppopts.texi (-fextended-identifiers): Document.
9 2005-09-20 Jakub Jelinek <jakub@redhat.com>
11 PR tree-optimization/23929
12 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
15 PR tree-optimization/23818
16 * tree-stdarg.c (execute_optimize_stdarg): Call
17 calculate_dominance_info.
19 2005-09-18 Daniel Berlin <dberlin@dberlin.org>
21 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
22 (analyze_siv_subscript_cst_affine): Add weak SIV test.
23 (compute_overlap_steps_for_affine_1_2): Use
24 get_number_of_iters_for_loop.
25 (analyze_subscript_affine_affine): Check whether difference is
27 Use get_number_of_iters_for_loop.
28 Check whether overlap occurs outside of bounds.
29 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
31 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
33 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
34 base register if possible.
36 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
38 PR tree-optimization/18463
39 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
40 converting it directly is not possible.
41 (chrec_convert_aggressive): New function.
42 * tree-chrec.h (chrec_convert_aggressive): Declare.
43 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
44 Fold chrec conversions aggressively if asked to.
45 (instantiate_parameters): Modified because of changes in
46 instantiate_parameters_1.
48 2005-09-19 Richard Henderson <rth@redhat.com>
50 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
51 (reduc_splus_v2df): New.
53 2005-09-19 Richard Sandiford <richard@codesourcery.com>
55 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
56 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
58 2005-09-19 Richard Henderson <rth@redhat.com>
60 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
63 2005-09-19 Richard Henderson <rth@redhat.com>
65 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
66 (ia64_expand_dot_prod_v8qi): New.
67 * config/ia64/ia64-protos.h: Update.
68 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
69 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
70 sdot_prodv8qi, sdot_prodv4hi): New.
71 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
73 2005-09-19 Richard Henderson <rth@redhat.com>
76 * real.c (exact_real_truncate): Return false if the format cannot
77 represent the number as a normal.
79 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
82 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
84 * tree-ssa-operands.c (swap_tree_operands): Export.
85 * tree.h (swap_tree_operands): Declare.
86 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
87 Call swap_tree_operands.
89 2005-09-19 Richard Henderson <rth@redhat.com>
91 * tree-flow.h (merge_alias_info): Declare.
92 * tree-ssa-copy.c (merge_alias_info): Export.
93 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
94 (vect_create_data_ref_ptr): Use create_iv directly.
95 (vectorizable_load): Use correct types for integer constants.
96 (vect_generate_tmps_on_preheader): Likewise.
97 (vect_gen_niters_for_prolog_loop): Likewise.
99 2005-09-19 Steven Bosscher <stevenb@suse.de>
101 PR rtl-optimization/23943
102 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
104 2005-09-18 Jan Hubicka <jh@suse.cz>
106 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
108 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
110 * varasm.c (output_constant): Do not abort on conversions to union
111 types between different sizes.
113 2005-09-18 Richard Guenther <rguenther@suse.de>
116 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
119 2005-09-18 Paul Brook <paul@codesourcery.com>
121 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
123 2005-09-17 Richard Henderson <rth@redhat.com>
125 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
126 * tree-ssa-loop.c (pass_vect_dce): Remove.
127 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
130 2005-09-17 Richard Henderson <rth@redhat.com>
132 * tree-pass.h (pass_vect_dce): Declare.
133 * passes.c (init_optimization_passes): Add it.
134 * tree-flow.h (tree_ssa_dce): Declare.
135 * tree-ssa-dce.c (tree_ssa_dce): Export.
136 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
137 (gate_tree_vectorize): ... here.
138 (pass_vect_dce): New.
140 2005-09-17 Jan Hubicka <jh@suse.cz>
142 * except.c (struct eh_status): Turn region_array into vec.
143 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
144 convert_from_eh_region_ranges, find_exception_handler_labels,
145 current_function_has_exception_handlers, assign_filter_values,
146 build_post_landing_pads, dw2_build_landing_pads,
147 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
148 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
149 foreach_reachable_handler, can_throw_internal_1,
150 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
152 (duplicate_eh_region_1): Update region_array.
153 (duplicate_eh_regions): Resize region_array and avoid recomputing.
155 2005-09-17 David Edelsohn <edelsohn@gnu.org>
158 * expmed.c (expand_mult): Substitute simple register for op0 when
161 2005-09-17 Richard Henderson <rth@redhat.com>
163 * expr.c (emit_move_via_integer): Add force argument, pass it on
164 to emit_move_change_mode. Update callers.
165 (emit_move_complex): Pass true to new force argument.
166 * function.c (expand_function_end): Move expand_eh_return call
167 earlier. Merge sub-word complex values into a pseudo before
168 copying to the return hard register.
170 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
172 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
173 between different sizes.
175 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
179 * passes.c (init_optimization_passes): Register dump files for
182 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
184 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
185 * config/s390/s390.c (s390_overlap_p): New function.
186 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
187 peephole2, "*xc" peephole2): Added overlap check to the peephole2
190 2005-09-16 Richard Guenther <rguenther@suse.de>
192 * ipa-pure-const.c (static_execute): Free auxiliar information.
193 * ipa-type-escape.c (discover_unique_type): Free temporary key.
194 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
196 2005-09-15 DJ Delorie <dj@redhat.com>
198 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
200 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
202 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
204 (swap_commutative_operands_with_target): New.
206 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
208 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
211 (estimate_iters_using_array): New function.
212 * tree-data-ref.h (estimate_iters_using_array): Prototype
213 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
214 Use estimate_iters_using_array instead of analyze_array.
216 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
218 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
221 2005-09-15 Michael Matz <matz@suse.de>
223 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
225 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
227 PR tree-optimization/23835
228 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
229 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
231 2005-09-14 Richard Henderson <rth@redhat.com>
233 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
234 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
236 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
238 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
239 in the ARRAY_TYPE case.
241 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
243 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
245 2005-09-14 Uros Bizjak <uros@kss-loka.si>
248 * tree-vect-transform.c (vectorizable_operation): Return false for
249 scalar shift operations and for vector shift operations with
250 non-invariant shift arguments. Use scalar tree operand op1 as
251 a shift operand when vector shift insn pattern uses scalar shift
253 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
255 2005-09-14 Olivier Hainque <hainque@adacore.com>
257 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
258 value if it has side-effects.
260 2005-09-14 David Edelsohn <edelsohn@gnu.org>
263 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
265 2005-09-14 Alan Modra <amodra@bigpond.net.au>
267 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
268 passed as NAME as if it were label at start of function code.
270 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
272 * config/sh/sh.md (*movv4sf_i): Add general register cases to
275 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
277 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
278 as early clobber. Rewrite so the PIC register is not implicitly used.
280 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
282 * tree.c (annotate_with_file_line): Compare line numbers before
285 2005-09-13 Uros Bizjak <uros@kss-loka.si>
288 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
289 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
291 2005-09-13 Ian Lance Taylor <ian@airs.com>
293 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
294 than a HOST_WIDEST_INT to gen_doloop_begin.
296 2005-09-13 Diego Novillo <dnovillo@redhat.com>
298 * tree-dfa.c (dump_variable): Guard against NULL annotations.
300 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
302 PR tree-optimize/23817
303 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
305 2005-09-13 Alan Modra <amodra@bigpond.net.au>
308 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
309 word before changing the stack pointer. Use gen_frame_mem for MEMs.
310 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
311 (restore_stack_nonlocal): Likewise.
312 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
314 2005-09-12 Ian Lance Taylor <ian@airs.com>
317 * c.opt (ffriend-injection): New C++ option.
318 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
319 (C++ Dialect Options): Document -ffriend-injection.
321 2005-09-12 Josh Conner <jconner@apple.com>
324 * ipa-reference.c (static_execute): Don't mark variables in
325 named sections TREE_READONLY.
327 2005-09-12 Alan Modra <amodra@bigpond.net.au>
329 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
332 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
334 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
335 V_MUST_DEF instead of just the first_use_p.
336 Don't mark the virtual variables for renaming on the statement which
338 (pass_dse): Remove TODO_update_ssa.
340 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
343 * stor-layout.c (compute_record_mode): For records with a single
344 field, actually check the field's mode size against the type size.
346 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
347 registers for TARGET_SHMEDIA.
348 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
349 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
350 of GENERAL_REGS and FP_REGS.
352 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
354 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
356 2005-09-12 Alan Modra <amodra@bigpond.net.au>
358 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
359 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
360 are omitted. Exclude stack_tie insn too.
362 2005-09-11 David Edelsohn <edelsohn@gnu.org>
364 PR rtl-optimization/23098
365 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
367 * config/rs6000/rs6000.md (movdf splitter): Use
368 const_double_operand predicate for TARGET_POWERPC64.
369 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
370 SYMBOL_REF method to ABI_V4.
372 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
373 replace_equiv_address.
374 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
375 rs6000_sr_alias_set and MEM_NOTRAP.
376 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
378 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
380 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
381 handle CALL_EXPR again.
383 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
385 * arm/predicates.md (alignable_memory_operand): Delete.
387 2005-09-10 Richard Henderson <rth@redhat.com>
390 * dbxout.c (dbxout_expand_expr): New.
391 (dbxout_symbol): Use it.
393 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
395 * arm.c (arm_gen_rotated_half_load): Delete.
396 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
397 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
398 (thumb_set_return_address): Likewise.
399 (thumb_load_double_from_address): Use adjust_address.
400 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
401 (extendhsisi2_mem, movhi_bytes): Use change_address.
402 (movhi): Use widen_memory_access.
403 (reload_out_df): Use replace_equiv_address.
404 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
406 2005-09-09 Richard Henderson <rth@redhat.com>
409 * dbxout.c: Include expr.h.
410 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
411 (dbxout_symbol): Handle DECL_VALUE_EXPR.
412 * Makefile.in (dbxout.o): Add EXPR_H.
414 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
416 PR tree-optimization/23509
417 * tree-cfg.c (replace_uses_by): Use replace_exp.
418 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
419 pointers have name_mem_tag or type_mem_tag set.
421 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
423 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
424 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
425 of wrongly accessing operands.
427 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
429 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
430 * tree-chrec.c: Include tree-scalar-evolution.h.
431 (chrec_convert): Instantiate the base and step before calling
432 scev_probably_wraps_p that would fail on parametric evolutions.
433 Collect all the fails into a single section failed_to_convert,
434 print a diagnostic, and return chrec_dont_know instead of calling
436 * tree-scalar-evolution.c (loop_closed_phi_def): New.
437 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
439 (scev_const_prop): Don't replace the definition of a loop closed ssa
440 phi node by itself, or by another loop closed ssa phi node.
441 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
442 that base and step are defined.
444 2005-09-09 Richard Guenther <rguenther@suse.de>
447 * fold-const.c (fold_ternary): Check truth_value_p before
448 calling invert_truthvalue.
450 2005-09-09 Nick Clifton <nickc@redhat.com>
452 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
453 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
454 dimension of these arrays.
455 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
457 * longlong.h: Only provide a prototype for the __clz_tab[] array
458 if this header has not been included from libgcc2.h.
459 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
461 Provide prototypes for exported functions.
462 Use the __clz_tab[] and __popcount_tab[] arrays provided by
465 2005-09-08 Josh Conner <jconner@apple.com>
469 * expr.c (expand_expr_addr_expr_1): Don't invoke
470 expand_simple_binop for EXPAND_INITIALIZER.
472 2005-09-08 Richard Henderson <rth@redhat.com>
475 * toplev.c (wrapup_global_declaration_1): Split out ...
476 (wrapup_global_declaration_2): ... from ...
477 (wrapup_global_declarations): ... here. Return bool.
478 (check_global_declaration_1): Split out ...
479 (check_global_declarations): from here.
480 (emit_debug_global_declarations): New.
481 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
482 check_global_declaration_1, emit_debug_global_declarations): Declare.
483 * c-decl.c (c_write_global_declarations_1): Don't create a vector
484 of decls. Call wrapup_global_declaration_1,
485 wrapup_global_declaration_2, check_global_declaration_1 directly.
486 (c_write_global_declarations_2): New.
488 (c_write_global_declarations): Call c_write_global_declarations_2.
489 * langhooks.c (write_global_declarations): Call
490 emit_debug_global_declarations.
492 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
493 remove decls that have DECL_RTL_SET_P.
494 * passes.c (rest_of_decl_compilation): Invoke
495 cgraph_varpool_finalize_decl for all but functions.
497 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
499 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
500 the result of a conversion if the new min and max cannot be compared.
502 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
504 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
505 (override_options): Setting s390_sr_alias_set removed.
506 (save_fpr, save_gprs): Set alias set to vararg or frame.
507 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
508 s390_sr_alias_set with get_frame_alias_set ().
509 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
510 get_varargs_alias_set ().
512 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
516 * c-parser.c (c_parser_objc_method_definition): If the next
517 token is not "{", error out and don't start the function.
519 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
521 * tree-vrp.c (extract_range_from_expr): Move the check for non
522 nullness after the check for gimple invariant.
524 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
526 * tree.c (host_integerp, tree_low_cst): Correct function comment.
528 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
531 * config/m32r.md (movmemsi_internal): Canonicalize order of
532 operands in PLUS component of template.
534 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
536 * reload1.c (fixup_eh_region_note): Remove assertion.
537 (fixup_abnormal_edges): Reverted removal of call to
538 find_many_sub_basic_blocks made on 2005-08-31.
540 2005-09-07 Richard Henderson <rth@redhat.com>
542 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
543 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
544 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
545 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
546 rearrange for better packing.
547 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
548 (lookup_cfa_1): Remove inline marker.
549 (cfa_equal_p): Split out of ...
550 (def_cfa_1): ... here. Use INVALID_REGNUM.
551 (build_cfa_loc): Handle !cfa->indirect.
552 (frame_pointer_cfa_offset): New.
553 (dbx_reg_number): Assert register elimination performed; do
554 leaf register remapping.
555 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
556 (eliminate_reg_to_offset): New.
557 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
558 for verifiably local stack frame addresses; re-base to CFA.
559 (mem_loc_descriptor): Remove can_use_fbreg argument.
560 (concat_loc_descriptor, loc_descriptor): Likewise.
561 (containing_function_has_frame_base): Remove.
562 (rtl_for_decl_location): Don't do register elimination or
563 leaf register remapping here.
564 (secname_for_decl): Split out from ..
565 (add_location_or_const_value_attribute): ... here.
566 (convert_cfa_to_loc_list): New.
567 (compute_frame_pointer_to_cfa_displacement): New.
568 (gen_subprogram_die): Use them.
569 * tree.h (frame_base_decl): Remove.
570 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
571 (prologue_stack_adjust): Remove.
572 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
573 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
574 (set_frame_base_location): Remove.
575 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
576 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
577 (vt_add_function_parameters): Don't eliminate_regs.
578 (vt_initialize): Don't create frame_base_decl.
580 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
582 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
583 version of GNU binutils for 4.x and later.
585 2005-09-06 Mark Mitchell <mark@codesourcery.com>
587 * ggc-page.c (ggc_push_context): Remove.
588 (ggc_pop_context): Likewise.
589 * ggc.h (ggc_push_context): Remove.
590 (ggc_pop_context): Likewise.
592 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
595 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
596 returning from an interrupt handler.
598 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
601 * config/arc/arc.c (output_shift): Add check for loop count when
604 2005-09-06 Steven Bosscher <stevenb@suse.de>
606 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
608 (abs_replacement): Likewise.
609 (pass_phiopt): Remove TODO_update_ssa.
611 2005-09-06 Jakub Jelinek <jakub@redhat.com>
614 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
615 if "return with no value, in function returning non-void" warning
617 * tree-cfg.c (execute_warn_function_return): Don't look at
618 RETURN_EXPRs with TREE_NO_WARNING set.
621 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
622 for internal functions doesn't use registers used by global registers
623 variables. Use fewer register parameters if there are global register
626 2005-09-06 Olivier Hainque <hainque@adacore.com>
627 Eric Botcazou <ebotcazou@adacore.com>
630 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
631 when we would be extracting outside its bit span (bitpos+bitsize
632 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
633 Ada unchecked conversions.
635 2005-09-06 Steven Bosscher <stevenb@suse.de>
637 * tree-ssa-pre.c (try_look_through_load): New function.
638 (compute_avail): Use it to try to look through loads for some
639 more useful expressions.
641 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
643 * simplify-rtx.c (simplify_binary_operation_1): Correct the
644 condition for detecting cases like (a&a) and (a^a).
646 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
648 * common.opt: Add option ftree-vect-loop-version.
649 * params.def: Add --param vect-max-version-checks.
650 * doc/invoke.texi: Document ftree-vect-loop-version and
651 --param vect-max-version-checks.
652 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
653 may_misalign_stmts and defines for accessors.
654 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
655 LOOP_VINFO_MAY_MISALIGN_STMTS.
656 (destroy_loop_vec_info): VEC_free for
657 LOOP_VINFO_MAY_MISALIGN_STMTS.
658 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
659 Update documentation.
660 (vect_update_misalignment_for_peel): New.
661 (vect_enhance_data_refs_alignment): Update to choose loop
662 peeling or loop versioning if appropriate for the (potentially)
663 unaligned data references in the loop.
664 (vect_analyze_data_refs_alignment): Remove call to
665 vect_enhance_data_refs_alignment so the checks can be done
667 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
668 and move up call to vect_analyze_data_refs_alignment.
669 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
670 (vect_transform_loop): Add call to loop_version.
672 2005-09-06 Jakub Jelinek <jakub@redhat.com>
674 PR rtl-optimization/23098
675 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
676 * simplify-rtx.c (constant_pool_reference_p): New function.
677 * rtl.h (constant_pool_reference_p): New prototype.
678 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
679 constant_pool_reference_p in condition and
680 avoid_constant_pool_reference in preparation statements.
682 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
684 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
685 STRICT_LOW_PART SETs.
687 2005-09-06 Alan Modra <amodra@bigpond.net.au>
690 * except.c (sjlj_emit_function_enter): Find the function begin
691 note even when it's not in first basic block.
693 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
695 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
696 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
697 * aclocal.m4: Regenerate.
699 2005-09-05 DJ Delorie <dj@redhat.com>
701 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
704 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
706 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
707 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
708 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
709 Follow spelling conventions.
710 * doc/invoke.texi: Follow spelling conventions.
712 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
714 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
715 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
716 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
718 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
721 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
722 (output_stack_adjust): Use gen_tmp_stack_mem.
723 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
724 (sh_set_return_address, sh_allocate_initial_value): Likewise.
725 (sh_get_pr_initial_val): Likewise.
726 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
727 (sh_initialize_trampoline): Likewise. Also use adjust_address.
728 * sh.md (divsi_inv_m0): Use gen_const_mem.
729 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
730 (movdf_i4+1): Use gen_tmp_stack_mem.
731 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
732 (fpu_switch+2): Likewise.
733 (movv4sf_i, movv16sf_i): Use adjust_address.
734 (symGOT_load): Set MEM_NOTRAP_P bit.
736 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
739 * pa.c (emit_move_sequence): Fix typo in last change.
741 2005-09-03 Jakub Jelinek <jakub@redhat.com>
743 PR rtl-optimization/23454
744 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
747 2005-09-03 Richard Henderson <rth@redhat.com>
748 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
751 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
754 2005-09-02 Nicolas Pitre <nico@cam.org>
756 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
757 to bit_count to 32 bits.
759 2005-08-31 Mark Mitchell <mark@codesourcery.com>
762 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
763 generating synthetic loads from volatile lvalues.
765 005-09-02 Nick Clifton <nickc@redhat.com>
767 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
768 __ctzhi2, __clzhi2): New functions.
770 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
773 * tree-nested.c (struct var_map_elt): Mark with GTY.
774 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
776 (lookup_field_for_decl): Allocate new element in GC memory.
777 (lookup_tramp_for_decl): Likewise.
778 (convert_nl_goto_reference): Likewise
779 (create_nesting_tree): Allocate info in GC memory. Likewise for
781 (free_nesting_tree): Free with ggc_free instead of free.
782 (root): New static variable.
783 (lower_nested_functions): Remove root as local variable. And zero out
784 root at the end of the function.
786 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
788 PR rtl-optimization/20365
789 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
790 to short. New member ix.
791 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
792 (simplify_plus_minus): Initialize ix members before calling qsort.
794 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
796 PR tree-optimization/23626
797 * tree-cfg.c (replace_uses_by): Clean up eh info.
799 2005-09-01 DJ Delorie <dj@redhat.com>
801 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
804 2005-09-01 David Edelsohn <edelsohn@gnu.org>
806 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
807 (rs6000_split_multireg_move): Use replace_equiv_address instead of
810 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
812 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
813 do not issue warning for a variable definition following
816 2005-09-01 Richard Henderson <rth@redhat.com>
819 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
820 conversion to CONST_VECTOR.
822 2005-09-01 Richard Henderson <rth@redhat.com>
825 * reload1.c (reload_as_needed): Check !CALL_P before calling
826 fixup_eh_region_note.
827 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
829 2005-09-01 DJ Delorie <dj@redhat.com>
831 * varasm.c (output_constant): Let the target resolve
832 conversions of addresses to non-default pointer sizes.
834 2005-09-01 Nicolas Pitre <nico@cam.org>
836 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
837 to alow matching ARM pre-indexed addressing mode.
838 (arm_override_options): Remove now irrelevant comment.
840 2005-09-01 Phil Edwards <phil@codesourcery.com>
842 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
843 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
844 * config/i386/vxworks.h: Likewise.
845 * config/i386/t-vxworksae: New file, for VxWorks AE.
846 * config/i386/vxworksae.h: Likewise.
848 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
850 PR tree-optimization/23410
851 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
852 sequence is not wrapping during the first step.
854 2005-09-01 Jakub Jelinek <jakub@redhat.com>
857 * dwarf2out.c (base_type_die): Compare char_type_node with
858 TYPE_MAIN_VARIANT (type), not type.
860 2005-09-01 Richard Guenther <rguenther@suse.de>
862 PR tree-optimization/15366
863 * common.opt: Add -finline-functions-called-once.
864 Put -fearly-inlining in alphabetically ordered place.
865 * doc/invoke.texi: Document new option.
866 * ipa-inline.c (cgraph_decide_inlining): Honour
867 flag_inline_functions_called_once.
869 2005-09-01 Jakub Jelinek <jakub@redhat.com>
871 PR rtl-optimization/23478
872 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
873 (alloc_qty): Initialize it.
874 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
875 (combine_regs): Combine also n_throwing_calls_crossed fields.
876 (find_free_reg): Don't attempt to caller-save pseudos crossing
877 calls that might throw.
878 * global.c (struct allocno): Add throwing_calls_crossed field.
879 (global_alloc): Revert 2005-08-22 change. Initialize
880 throwing_calls_crossed.
881 (find_reg): Don't attempt to caller-save pseudos crossing calls that
884 2005-09-01 Alan Modra <amodra@bigpond.net.au>
887 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
888 (mask64_operand): Reinstate code prior to 2005-06-11 change.
889 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
890 (and64_2_operand): Tweak to use predicate.
891 (and_operand): Adjust for mask_operand changes.
892 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
893 (print_operand): Likewise.
894 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
895 (mask64_1or2_operand): Delete.
896 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
897 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
898 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
899 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
900 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
901 (rotldi3_internal4): Likewise.
902 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
903 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
904 (ashldi3_internal7): Likewise.
905 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
906 (ashldi3_internal, ashldi3_internal9 split): Likewise.
907 (anddi3 split): Don't match mask64_operand.
908 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
909 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
910 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
911 't' splitter predicate.
912 (movdi_internal64 + 2): Revert 2005-06-11 change.
914 2005-08-31 DJ Delorie <dj@redhat.com>
916 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
917 (m32c_asm_integer): Add support for 32 bit pointers.
919 2005-08-31 Richard Henderson <rth@redhat.com>
921 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
922 component-like references for setting MEM_NOTRAP_P.
924 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
925 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
927 2005-08-31 Richard Henderson <rth@redhat.com>
929 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
930 into a pseudo before applying gen_lowpart.
932 2005-08-31 Geoffrey Keating <geoffk@apple.com>
934 * doc/install.texi (Specific): Update cctools version required
935 for full functionality.
936 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
937 linkers as -macosx_version_min.
939 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
942 * sh.c (print_operand, %R and %S): Add handling of floating point
943 registers, memory, constants and invalid operands.
945 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
947 * ipa-pure-const.c: Change dump name.
949 2005-08-31 Uros Bizjak <uros@kss-loka.si>
952 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
953 to "reg_or_0_operand".
954 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
956 2005-08-31 Dale Johannesen <dalej@apple.com>
958 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
959 loops that count down.
961 2005-08-31 Richard Henderson <rth@redhat.com>
964 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
965 (fixup_eh_region_note): New.
966 (reload_as_needed): Call it.
967 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
968 don't call find_many_sub_basic_blocks; call verify_flow_info.
969 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
970 (keep_stack_depressed): Likewise.
971 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
973 2005-08-31 Richard Henderson <rth@redhat.com>
975 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
978 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
980 * expr.c (expand_expr_real_1): Compare size of address
981 mode to target's address mode size in deciding expansion of
982 the constant address.
984 2005-08-31 Richard Guenther <rguenther@suse.de>
987 * expr.c (all_zeros_p): New function.
988 (expand_expr_real_1): Handle the case of an all-zero
989 non-addressable constructor separately.
991 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
993 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
994 arguments, adjust all callers.
995 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
997 2005-08-30 Richard Henderson <rth@redhat.com>
1000 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1001 whenever the mode sizes match.
1003 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1005 * calls.c (load_register_parameters): Fix comment typo.
1006 * expr.c (emit_push_insn): Comment formatting.
1008 2005-08-30 Ian Lance Taylor <ian@airs.com>
1010 * config/i386/x-cygwin (host-cygwin): Change dependency from
1011 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1013 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1015 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1018 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1021 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1022 call to ggc_collect.
1024 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1027 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1028 beginning. Remove $(INCLUDES) from all the rules, if following
1029 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1031 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1034 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1035 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1036 not constant, but maxlen is, don't set len to maxlen, rather
1037 set maxlen to len if len is a constant.
1039 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1041 PR tree-optimization/23475
1042 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1045 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1047 Fix PR middle-end/22455
1049 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1050 Checksum only the parts of the tree that exist for the tree code.
1052 2005-08-28 Dale Johannesen <dalej@apple.com>
1054 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1056 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1058 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1060 2005-08-28 Richard Henderson <rth@redhat.com>
1062 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1063 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1066 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1069 * builtins.c (get_memory_rtx): Don't strip nops
1070 in between COMPONENT_REFs.
1072 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1075 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1077 (gimplify_modify_expr): Check for zero sized types and gimplify the
1078 rhs and lhs as statements.
1080 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1083 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1084 state for return address column of signal frames.
1086 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1089 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1090 bytes >= 2 not bytes == 2.
1091 (expand_block_move): Same.
1093 2005-08-27 Richard Guenther <rguenther@suse.de>
1096 * config/i386/sse.md (sse2_movsd): Add missing closing
1099 2005-08-27 Paul Brook <paul@codesourcery.com>
1101 * genrecog.c (enum decision_type): Add DT_num_insns.
1102 (struct decision_test): Add u.num_insns.
1103 (add_to_sequence): Add DT_num_insns test.
1104 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1105 (write_cond, debug_decision_2): Ditto.
1106 (change_state): Assume peep2_next_insn never fails.
1107 Remove "afterward" argument.
1108 (write afterward, write_tree): Update to match.
1109 * recog.c (peep2_current_count): New variable.
1110 (peep2_next_insn): Check it.
1111 (peephole2_optimize): Set peep2_current_count.
1112 * recog.h (peep2_current_count): Declare.
1114 2005-08-26 Josh Conner <jconner@apple.com>
1117 * ipa-pure-const.c (check_tree): Check for volatile-ness
1118 when considering a dereference.
1120 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1122 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1124 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1126 PR rtl-optimization/23561
1127 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1128 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1129 at most LEN bytes long memory fits into the field.
1130 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1131 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1132 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1134 2005-08-26 Richard Henderson <rth@redhat.com>
1137 * loop.c (biased_biv_may_wrap_p): New.
1138 (maybe_eliminate_biv_1): Use it to suppress non-equality
1139 comparison transformations. Delete disabled code.
1141 2005-08-26 Ian Lance Taylor <ian@airs.com>
1143 * combine.c (make_extraction): Avoid reference outside object.
1145 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1147 * stor-layout.c (finalize_type_size): Restore behaviour for
1148 non-aggregate types to the status quo ante of the patch for
1149 pr 23467. Document why it matters.
1151 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1154 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1155 array by one element, initialize the BT_LAST element with NULL.
1157 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1159 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1160 optimizing for size.
1162 (compare_plus_eqsi): Same.
1163 (plus_eqsi_compare): Same.
1164 (neg_eq0<mode>): Same.
1165 (neg_eq<mode>): Same.
1167 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1170 2005-08-26 Nick Clifton <nickc@redhat.com>
1172 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1173 TARGET_EP is not defined.
1174 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1175 TARGET_EP is enabled.
1176 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1177 * config/v850/v850.md (save_all_interrupt): Only use the EP
1178 register if TARGET_EP is defined.
1179 (restore_all_interrupt): Likewise.
1180 * config/v850/lib1funcs.asm: Update functions so that the EP
1181 register is only used if __EP__ is defined.
1183 2005-08-26 David Ung <davidu@mips.com>
1185 * config/mips/mips.c (mips_expand_prologue): Handle case when
1186 generating for MIPS16 and the outgoing argument area is more than
1187 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1190 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1192 * config/crx/crx.md: Make doloop_end pattern usage controllable
1193 via mloop-nesting=<max-nesting> command line switch. Make sure
1194 the combiner cannot use doloop_end_<mode> in an illegal way.
1195 * config/crx/crx.c: Use regs up to r6 for argument passing.
1196 Refine crx_address_cost (non cst4 displacements are expensive).
1197 * config/crx/crx.opt: Add switch for mloop-nesting=.
1199 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1201 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1202 (UNSPEC_MVST): New constant.
1204 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1206 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1207 Reject operands containing eliminable registers.
1208 * testsuite/gcc.dg/20050825-1.c: New testcase.
1210 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1211 Jan Hubicka <jh@suse.cz>
1213 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1215 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1217 PR tree-optimization/23546
1218 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1221 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1223 * params.def (PARAM_MIN_SPEC_PROB): New.
1224 * sched-rgn.c (MIN_PROBABILITY): Delete.
1225 (compute_trg_info): Convert to PARAM_VALUE.
1226 * doc/invoke.texi (param): Document min-spec-prob.
1228 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1230 * config/darwin.h: define __PIC__
1231 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1232 TARGET_OS_CPP_BUILTINS macro.
1234 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1236 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1239 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1241 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1243 * cfghooks.c (duplicate_block): Added position where to place
1244 new block as argument.
1245 * cfghooks.h (duplicate_block): Declaration changed.
1246 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1248 * cfglayout.h (copy_bbs): Declaration changed.
1249 * cfgloop.h (loop_version): Declaration changed.
1250 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1251 position to copy_bbs.
1252 (loop_version): Pass position to duplicate_loop_to_header_edge.
1253 Add place_after argument and position new blocks according to
1255 * modulo-sched.c (sms_schedule): Pass place_after argument
1257 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1258 * tree-cfg.c (split_edge_bb_loc): New function.
1259 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1260 to determine position of new blocks.
1261 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1263 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1264 argument to duplicate_block.
1265 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1266 Pass position to copy_bbs.
1268 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1270 * fold-const.c (ptr_difference_const): Use
1271 cst_and_fits_in_hwi instead of host_integerp.
1273 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1275 * config/darwin.c (gen_pic_offset): New.
1276 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1279 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1281 PR tree-optimization/23486
1282 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1284 2005-08-23 Phil Edwards <phil@codesourcery.com>
1286 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1287 remove use_collect2.
1288 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1290 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1291 configuration files to override the default value.
1293 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1294 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1295 * config/vx-common.h: New file, split out from...
1296 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1297 * config/vxworksae.h: New file, for VxWorks AE.
1298 * config/vxworks.opt: New file.
1299 * config/vxlib.c: Update for VxWorks 6.
1301 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1302 other MULTILIB_* variables appropriately.
1303 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1304 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1305 * config/rs6000/vxworks.h: Update for VxWorks 6.
1306 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1308 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1311 * config/darwin.c (machopic_select_section): Remove the hack to
1312 mark "::operator new" and "::operator delete" for coalescing
1313 even though they are not weak.
1315 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1317 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1318 * configure: Regenerate.
1320 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1323 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1325 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1326 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1329 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1331 * config/rs6000/predicates.md (equality_operator): New.
1332 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1333 comparison with a large constant.
1335 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1337 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1339 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1341 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1342 registers is even, and we have a hardware double precision fp,
1344 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1345 size of current argument when checking if argument was passed in
1348 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1351 * stor-layout.c (finalize_type_size): Dont override
1352 existing alignment with a smaller alignment from the mode.
1354 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1356 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1357 * lambda.h (lambda_vector_lexico_pos): ... here.
1358 * tree-data-ref.c (build_classic_dist_vector): Return false when
1359 the distance vector is lexicographically negative.
1361 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1363 PR tree-optimization/23511
1364 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1365 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1367 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1369 PR tree-optimization/22043
1370 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1371 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1372 If ALLOW_FLEXARR, handle types ending with flexible array member.
1373 Pass false as second argument to recursive count_type_elements calls.
1374 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1375 argument to count_type_elements call.
1376 * tree-sra.c (decide_block_copy): Likewise.
1377 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1378 for a constant-sized object, set cleared as well. Pass true as
1379 second argument to count_type_elements call.
1381 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1384 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1385 from legitimate_small_data_p, and make global. Update use.
1386 Remove forward declaration.
1387 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1389 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1391 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1393 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1394 of scratch intermediates.
1395 (eq<mode>_compare): Same.
1396 (neg_eq0<mode>): New.
1397 (neg_eq<mode>): Convert to define_insn_and_split.
1399 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1402 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1403 stdarg functions, set/clear the fp marker even when no variable
1405 * config/rs6000/sysv4.opt (mprototype): Describe.
1407 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1409 PR rtl-optimization/23478
1410 * regs.h (reg_info): Add throw_calls_crossed.
1411 (REG_N_THROWING_CALLS_CROSSED): Define.
1412 * flow.c (allocate_reg_life_data): Initialize
1413 REG_N_THROWING_CALLS_CROSSED.
1414 (propagate_one_insn, attempt_auto_inc): Update
1415 REG_N_THROWING_CALLS_CROSSED.
1416 * global.c (global_alloc): Don't allocate pseudos across
1417 calls that may throw.
1419 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1422 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1423 value is inbetween the range if we did not find an exact match.
1425 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1427 * doc/invoke.texi (Option Summary): Add ms1 options.
1428 * doc/extend.texi: Document interrupt handler attribute for ms1.
1429 * doc/md.texi: Document ms1 constraints.
1430 * config.gcc: Add ms1-*-elf.
1431 * config/ms1/ms1.h: New.
1432 * config/ms1/ms1.c: New.
1433 * config/ms1/ms1.md: New.
1434 * config/ms1/ms1-protos.h: New.
1435 * config/ms1/ABI.txt: New.
1436 * config/ms1/crti.asm: New.
1437 * config/ms1/crtn.asm: New.
1438 * config/ms1/lib2extra-funcs.c: New.
1439 * config/ms1/t-ms1: New.
1440 * config/ms1/ms1.opt: New.
1442 2005-08-22 Ira Rosen <irar@il.ibm.com>
1444 * config/rs6000/altivec.md (xorv4sf3): New.
1445 (negv4sf2, neg<mode>2): Likewise.
1447 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1450 * config/ia64/ia64.md (divsi3): Check divide by zero.
1451 (udivsi3): Likewise.
1453 (udivdi3): Likewise.
1455 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1457 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1458 up to elem_bitsize bits, not max_bitsize.
1460 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1462 PR tree-optimization/23433
1463 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1464 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1466 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1468 PR tree-optimization/23434
1469 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1470 the iteration bound is not an INTEGER_CST.
1472 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1474 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1475 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1476 NULL if need_epilog_adjust is false.
1477 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1478 Case 3 always peels first itration, not just for PLUS case, and no need
1479 to use scalar_initial_def here. Create an epilog adjustment only if
1480 scalar_initial_def is not NULL.
1482 (vectorizable_reduction): Remove assert.
1484 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1487 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1488 (__moddi3): Likewise.
1489 (__udivdi3): Likewise.
1490 (__umoddi3): Likewise.
1491 (__divsi3): Likewise.
1492 (__modsi3): Likewise.
1493 (__udivsi3): Likewise.
1494 (__umodsi3): Likewise.
1496 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1498 * tree-pass.h (TDF_GRAPH): Define.
1499 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1500 * passes.c (finish_optimization_passes): Only call
1501 finish_graph_dump_file if TDF_GRAPH is set.
1502 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1503 NULL. Set TDF_GRAPH bit.
1504 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1506 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1508 * arm.h (arm_stack_offsets): Add locals_base field.
1509 * arm.c (arm_get_frame_offsets): Compute it.
1510 (thumb_compute_initial_elimination offset): Make the Thumb frame
1511 pointer point to the base of the local variables.
1512 (thumb_expand_prologue): Update accordingly.
1513 (thumb_expand_epilogue): Likewise.
1515 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1516 mode of clobbered scratch to DImode. Handle a case that's known to
1519 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1521 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1522 (gt0<mode>_compare): Delete.
1523 (neg_gt0<mode>): Delete.
1525 2005-08-19 Eric Christopher <echristo@apple.com>
1527 * optabs.h: Change CTI_ to COI_.
1530 2005-08-19 James E Wilson <wilson@specifix.com>
1532 * builtins.c (expand_builtin_return_addr): Set
1533 current_function_accesses_prior_frames when count != 0. Use
1534 frame_pointer_rtx when count == 0.
1535 * function.h (struct function): Add accesses_prior_frames field.
1536 (current_function_accesses_prior_frames): Define.
1537 * reload1.c (init_elim_table): Check
1538 current_function_accesses_prior_frames.
1539 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1541 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1543 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1544 indicator. Return true if the flowgraph changed during
1547 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1550 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1551 conditional expression before testing its value.
1553 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1555 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1557 2005-08-19 Devang Patel <dpatel@apple.com>
1559 PR tree-optimization/23048
1560 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1561 third parameter. Check whether latch is dominated by exit
1563 (if_convertible_loop_p): Supply exit block itself to
1564 if_convertible_bb_p.
1566 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1569 * arm.md (arm_load_pic_register): Change argument to the mask of
1570 saved registers. Call thumb_find_work_register if we need a
1571 scratch register on Thumb.
1572 (arm_expand_prologue): Pass empty register set to
1573 arm_load_pic_register.
1574 (thumb_expand_prologue): Pass live_regs_mask directly to
1575 arm_load_pic_register.
1576 * arm-protos.h (arm_load_pic_register): Update prototype.
1578 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1580 * sh.c (find_sole_member): New function.
1581 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1582 if the record's alignment is larger than the size of its only member.
1584 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1587 * arm.c (thumb_legitimize_reload_address): New function.
1588 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1589 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1591 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1593 * config/crx/crx.c: Implement crx_decompose_address. Reject
1594 symbolic displacements since CRX register relative adressing
1595 mode can't handle unsigned 32-bit values as displacements.
1596 * config/crx/crx.h: Simplify definitions, remove redundant
1597 parenthesis and obsolete macros.
1598 * config/crx/crx.opt: Add new switch for debugging addresses.
1599 * config/crx/crx-protos.h: Add new declarations for above.
1601 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1604 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1607 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1609 * collect2.c (dup2): Delete.
1610 * configure.ac: Don't check for dup2.
1612 * config.in, configure: Regenerate.
1614 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
1616 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1617 record with the type of its only member.
1619 2005-08-18 David Edelsohn <edelsohn@gnu.org>
1621 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1622 define_insn_and_split.
1623 (plus_ltu<mode>_compare): Same.
1624 (gtu<mode>_compare): Same.
1625 (plus_gtu<mode>_compare): Same.
1627 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
1629 PR tree-optimization/22228
1630 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1632 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1633 are recorded in vect_vnames_to_rename for renaming.
1634 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1635 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1636 in vect_vnames_to_rename.
1637 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1638 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1640 2005-08-18 Jan Hubicka <jh@suse.cz>
1643 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1644 info only for local statics, not for member variables.
1646 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1648 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1650 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1652 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1654 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
1657 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1659 2005-08-17 James E Wilson <wilson@specifix.com>
1661 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1664 2005-08-17 David Edelsohn <edelsohn@gnu.org>
1666 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1667 (leu<mode>_compare): Same.
1668 (plus_leu<mode>): Same.
1669 (neg_leu<mode>): Same.
1670 (and_neg_leu<mode): Same.
1671 (ltu<mode>_compare): Same.
1672 (plus_ltu<mode>): Same.
1674 (geu<mode>_compare): Same.
1675 (plus_geu<mode>): Same.
1676 (neg_geu<mode>): Same.
1677 (and_neg_geu<mode>): Same.
1678 (plus_gt<mode>): Same.
1679 (gtu<mode>_compare): Same.
1680 (plus_gtu<mode>): Same.
1682 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
1684 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1685 Move call_table_data to end. Delete spurious .text.
1686 (callt_save_all_interrupt): Fix comment typo.
1688 2005-08-17 James E Wilson <wilson@specifix.com>
1689 Kevin Winchester <winchester@amirix.com>
1692 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1694 2005-08-17 Uros Bizjak <uros@kss-loka.si>
1697 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1698 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1700 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
1702 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1703 record with the type of its only member if the modes don't match.
1705 * varasm.c (decode_reg_name): Skip empty additional register names.
1707 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
1709 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1710 lsm_tmp_name_length): New.
1711 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1712 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1714 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1715 Andreas Krebbel <krebbel1@de.ibm.com>
1717 * config.gcc: Added z9-109 switch.
1718 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1719 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1720 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1721 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1722 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1723 for "z9_109" cpu attribute.
1724 * config/s390/s390.c (z9_109_cost): New processor cost structure.
1725 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1726 (s390_handle_arch_option): Added z9-109 switch.
1727 (override_options): Set respective cost function for z9-109.
1728 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1729 (legitimate_reload_constant_p): Accept extended immediates.
1730 (print_operand): Three new output modifiers added: k, m and o.
1731 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1732 (s390_output_mi_thunk): Use extended immediate when possible.
1733 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1734 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1735 (CONSTRAINT_LEN): Added length of O constraint.
1736 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1737 * config/s390/s390.md ("cpu"): New value z9_109 added.
1738 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1739 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1740 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1741 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1742 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1743 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1744 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1745 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1746 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1747 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1748 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1749 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1750 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1751 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1752 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1754 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1755 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1756 insns for TARGET_EXTIMM.
1758 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
1760 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1762 2005-08-17 Nick Clifton <nickc@redhat.com>
1764 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1765 Call default_encode_section_info.
1767 2005-08-17 Steven Bosscher <stevenb@suse.de>
1769 PR tree-optimization/21574
1770 * tree-ssa-ccp.c (likely_value): If the right hand side is a
1771 constant, return CONSTANT.
1772 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1773 (ccp_fold, visit_assignment): Likewise.
1774 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1776 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1778 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1779 fold_buildN instead of buildN then fold_initializer or fold.
1780 (build_unary_op): Likewise.
1781 (build_binary_op): Likewise.
1782 * fold-const.c (fold_initializer): Remove.
1783 (fold_build1_initializer): New function.
1784 (fold_build2_initializer): New function.
1785 (fold_build3_initializer): New function.
1786 * tree.h (fold_initializer): Remove.
1787 (fold_build1_initializer): New function.
1788 (fold_build2_initializer): New function.
1789 (fold_build3_initializer): New function.
1791 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1793 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1794 (try_move_mult_to_index): Call fold_build2 instead of build2.
1795 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1796 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1797 fold_binary_to_constant.
1798 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1800 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1801 check if A == gcd (A, B). Remove TYPE argument.
1802 (analyze_offset) Use fold_build2 instead of fold (build.
1803 (create_data_ref): Likewise.
1804 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1805 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1808 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
1810 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1811 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1813 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
1816 * gimplify.c (zero_sized_type): New function.
1817 (gimplify_modify_expr_rhs): If we have a zero sized type,
1818 replace the statement with an empty statement.
1820 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
1822 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1825 2005-08-16 Ian Lance Taylor <ian@airs.com>
1827 * doc/tm.texi (Label Output): Correct typo.
1829 2005-08-16 Steven Bosscher <stevenb@suse.de>
1832 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1833 force_operand will work later on using have_insn_for.
1835 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1837 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1839 2005-08-16 Ian Lance Taylor <ian@airs.com>
1842 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1843 vector type, don't try to construct it element by element. Add an
1844 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1846 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1848 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1850 2005-08-16 Geoffrey Keating <geoffk@apple.com>
1852 * doc/invoke.texi (Precompiled Headers): Document some more options
1853 which are known to be safe.
1855 2005-08-16 James E Wilson <wilson@specifix.com>
1857 PR tree-optimization/21105
1858 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1859 TREE_OVERFLOW check.
1861 2005-08-16 David Edelsohn <edelsohn@gnu.org>
1863 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
1864 (neg_ltu<mode>): Same.
1866 (neg_gtu<mode>): Same.
1868 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1870 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
1871 (fold_builtin_isdigit): Use fold_buildN.
1872 (build_function_call_expr): Likewise.
1873 * c-typeck.c (c_finish_loop): Likewise.
1875 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
1876 Richard Shann <rshann@superh.com>
1878 PR middle-end/20396:
1879 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
1881 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
1883 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1885 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
1888 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1889 arm_compure_save_reg0_reg12_mask to determine when the PIC register
1892 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1895 * fold-const.c (build_range_check): Disable optimization for function
1896 pointer expressions on targets that require function pointer
1899 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
1901 * simplify-rtx.c (simplify_const_relational_operation): When
1902 extracting arguments of a COMPARE, recompute the mode as well.
1904 2005-08-15 Ian Lance Taylor <ian@airs.com>
1906 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1908 2005-08-15 DJ Delorie <dj@redhat.com>
1910 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1912 (movsi_splittable): Allow, but split, moves to the stack.
1913 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1916 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1918 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1919 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1920 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1922 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1923 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1924 Delete HOST_PTR_PRINTF.
1926 * configure, config.in: Regenerate.
1928 2005-08-15 David Edelsohn <edelsohn@gnu.org>
1930 * config/rs6000/rs6000.md (QHSI): New mode macro.
1931 (wd): Extend mode attr for QImode and HImode
1932 (dbits): New mode attr.
1933 (zero_extend<mode>di2): Convert to mode macro.
1935 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1938 * doc/invoke.texi (-mgnu-ld): Update description.
1941 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1944 * Makefile.in (tree-chrec.o): Depends on real.h.
1945 * tree-chrec.c: Include real.h.
1946 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1947 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1948 * tree-scalar-evolution.c (add_to_evolution_1,
1949 interpret_rhs_modify_expr): Ditto.
1951 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1954 * tree-data-ref.c (estimate_niter_from_size_of_data): When
1955 step is negative compute the estimation from init downwards to zero.
1957 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
1959 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1961 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1963 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1965 (legitimate_reload_constant_p): Fix handling of lliXX operands.
1966 Accept double-word constants that can be split.
1967 * config/s390/s390.md ("movti"): Use 'P' constraint.
1968 ("*movdi_31", "*movdf_31"): Likewise.
1970 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
1972 Fix PR tree-optimization/22615
1974 * tree-ssa-structalias.c (solution_set_add): Handle
1975 first_vi_for_offset returning NULL.
1976 (do_da_constraint): Ditto.
1977 (do_sd_constraint): Ditto.
1978 (do_ds_constraint): Ditto
1979 (find_func_aliases): Ditto.
1980 (build_constraint_graph): RHS is allowed be ANYTHING.
1981 (first_vi_for_offset): Return NULL if we couldn't find anything at
1984 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1986 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
1987 over memory as first operand.
1989 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
1992 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
1993 available for setting it.
1995 2005-08-14 Ira Rosen <irar@il.ibm.com>
1997 PR tree-optimization/23320
1998 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
1999 data-refs' types instead of base object nullness. Add check for
2000 pointer type data-refs before first location comparison. Remove
2003 2005-08-14 Andreas Schwab <schwab@suse.de>
2005 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2007 2005-08-13 James E Wilson <wilson@specifix.com>
2009 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2010 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2011 -fstack-protector-all, --param ssp-buffer-size): Document.
2012 (-Wvariadic-macros): Alphabetize.
2013 (-fsched-stalled-insns-dep): Add missing 'f'.
2015 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2018 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2020 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2021 or indirect address operand.
2022 (EXTRA_ADDRESS_CONSTRAINT): New.
2023 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2025 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2027 PR tree-optimization/22236
2028 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2029 successors and predecessors.
2030 * tree-chrec.c (chrec_convert): Before converting, check that
2031 sequences don't wrap.
2032 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2033 (analyze_array): Extern.
2034 (find_data_references_in_loop): Remove call to
2035 compute_estimated_nb_iterations.
2036 * tree-data-ref.h (analyze_array): Declared.
2037 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2038 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2039 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2040 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2042 * tree-ssa-loop-ivcanon.c: Fix documentation.
2043 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2044 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2045 (infer_loop_bounds_from_undefined): New.
2046 (estimate_numbers_of_iterations_loop): Use
2047 infer_loop_bounds_from_undefined.
2048 (used_in_pointer_arithmetic_p): New.
2049 (scev_probably_wraps_p): Pass an extra parameter. Call
2050 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2051 (convert_step): Fix documentation.
2052 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2053 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2054 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2055 scev_probably_wraps_p.
2057 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2059 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2060 (s390_register_info): Ignore clobbered_regs information for fixed
2061 registers, and only fixed registers.
2062 (s390_init_frame_layout): Remove redundant call.
2064 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2066 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2067 description of -Wold-style-casts.
2069 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2070 Jakub Jelinek <jakub@redhat.com>
2072 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2073 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2074 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2075 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2076 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2077 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2078 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2079 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2080 ("stack_protect_set", "stack_protect_test"): New expanders.
2081 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2082 "stack_protect_testdi"): New insn definitions.
2084 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2086 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2088 2005-08-12 Paul Brook <paul@codesourcery.com>
2090 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2092 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2094 * config/s390/predicates.md (setmem_operand): New predicate.
2095 (shift_count_operand): Accept ANDs with special constants as
2097 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2098 with special constants.
2099 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2100 shift_count_operand with setmem_operand.
2102 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2104 * config/s390/s390.c (s390_extract_part, s390_single_part):
2106 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2107 (s390_output_mi_thunk): Don't use lg on 31 bit.
2108 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2109 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2111 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2113 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2114 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2115 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2116 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2117 with one of the new macros.
2119 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2121 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2122 Don't set save_return_addr_p.
2123 (s390_register_info): Make clobbered_regs not depending on
2126 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2128 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2129 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2131 2005-08-11 James E. Wilson <wilson@specifix.com>
2133 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2135 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2137 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2138 locations gathered by var-tracking in single entry loc_list
2139 over loc_descriptor_from_tree.
2141 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2142 pass it down to loc_descriptor.
2143 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2144 (containing_function_has_frame_base): Move earlier in the file.
2145 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2146 instead of always assuming fbreg can't be used.
2148 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2150 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2151 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2152 Accept address wrapped in AND for Altivec.
2153 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2154 Strip AND wrapping offset address for Altivec.
2156 2005-08-11 Richard Henderson <rth@redhat.com>
2159 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2160 before using TYPE_IS_SIZETYPE.
2162 2005-08-11 Richard Henderson <rth@redhat.com>
2165 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2166 insn types not present on ev4.
2167 (alphaev5_insn_pipe): Similarly.
2169 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2172 * arm.c (arm_override_options): If the user has selected callee-super-
2173 interworking, then enable normal interworking.
2175 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2177 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2180 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2182 * doc/rtl.texi: Fix two typos.
2184 2005-08-11 Richard Guenther <rguenther@suse.de>
2187 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2188 cases where we call to/from functions returning void.
2190 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2193 * tree.c (build_pointer_type_for_mode): Robustify.
2195 2005-08-10 James E Wilson <wilson@specifix.com>
2197 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2198 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2200 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2203 2005-08-10 Eric Christopher <echristo@apple.com>
2205 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2206 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2209 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2212 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2213 for the high part when generating dynamic-no-pic code.
2215 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2217 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2218 (x86_64-*-linux*): Likewise.
2220 * config/i386/crtfastmath.c: New file.
2221 * config/i386/t-crtfm: Likewise.
2223 * config/i386/linux.h (ENDFILE_SPEC): New.
2224 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2226 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2229 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2231 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2232 (vec_shl, vec_shr): Document new operations.
2233 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2235 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2237 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2238 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2239 change predicate to indexed_or_indirect_address.
2241 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2243 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2244 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2245 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2246 and __aeabi_uwrite8.
2247 * config/arm/unaligned-funcs.c: New file.
2248 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2250 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2252 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2254 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2255 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2257 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2258 * final.c (pass_shorten_branches): Add dump.
2259 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2260 (pass_life): Rename dump.
2261 (rest_of_handle_flow2): Remove initial verify_flow_info.
2262 * function.c (pass_instantiate_virtual_regs): Add dump.
2263 * integrate.c (pass_initial_value_sets): Add dump.
2264 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2265 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2266 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2267 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2268 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2269 gate_rtl_unrool_and_peel_loops): New.
2270 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2271 rtl_doloop): Do not look at flags.
2272 * mode-switching.c (pass_mode_switching): Add dump.
2273 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2274 pass_split_before_regstack): Add dump.
2275 * regmove.c (pass_stack_adjustments): Add dump.
2276 * tree-optimize.c (pass_fixup_cfg): Add dump.
2278 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2281 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2282 deciding which instruction sequence to use.
2284 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2286 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2287 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2289 2005-08-09 Richard Guenther <rguenther@suse.de>
2291 * c-common.c (builtin_function_2): Remove.
2292 (def_builtin_1): New function.
2293 (c_common_nodes_and_builtins): Use def_builtin_1 to
2294 build builtin functions.
2296 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2298 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2299 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2300 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2303 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2305 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2306 fold_binary instead of fold_build2 since we don't care about the
2308 (loop_niter_by_eval): Likewise.
2309 (compare_trees): Likewise.
2310 (proved_non_wrapping_p): Likewise.
2312 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2316 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2317 if the if is really empty.
2319 2005-08-09 Steven Bosscher <stevenb@suse.de>
2321 PR tree-optimization/23234
2322 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2323 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2324 argument of the new enum.
2325 (execute_cse_reciprocals): Add reciprocals for function arguments
2326 on the unique successor edge of the entry block. Update other calls
2327 to execute_cse_reciprocals_1.
2329 2005-08-08 Richard Henderson <rth@redhat.com>
2332 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2334 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2336 * expr.c (write_complex_part): Return after handling MEM.
2338 2005-08-08 Josh Conner <jconner@apple.com>
2340 PR rtl-optimization/23241
2341 * combine.c (simplify_comparison): Fix error in determining
2342 whether to lift a subreg from comparison.
2344 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2347 * config/rs6000/altivec.md (vec_init<mode>): New.
2348 (vec_set<mode>): New.
2349 (vec_extract<mode>): New.
2350 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2351 (rs6000_expand_vector_set): New.
2352 (rs6000_expand_vector_extract): New.
2353 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2354 for Altivec modes before reload.
2355 (altivec_expand_vec_init_builtin): New.
2356 (get_element_number): New.
2357 (altivec_expand_vec_set_builtin): New.
2358 (altivec_expand_vec_ext_builtin): New.
2359 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2361 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2363 * config/rs6000/rs6000.h (rs6000_builtins): Add
2364 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2365 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2366 * config/rs6000/rs6000-protos.h: Declare new functions.
2368 2005-08-08 Jan Hubicka <jh@suse.cz>
2370 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2371 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2372 * i386.md (movdi*): Use pic_32bit_operand.
2373 * predicates.md (pic_32bit_operand): New.
2375 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2378 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2380 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2382 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2383 (test_for_singularity): Use fold_build2.
2385 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2387 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2389 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2391 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2392 (COMMON_ASM_OP) Define.
2393 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2394 (ix86_encode_section_info): Likewise.
2395 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2396 SUBTARGET_ENCODE_SECTION_INFO.
2398 2005-08-06 Richard Henderson <rth@redhat.com>
2401 * tree-nested.c (convert_local_reference): Save and restore val_only
2402 around component_ref and friends. Clear walk_subtrees by default.
2404 2005-08-06 Peter O'Gorman <peter@pogma.com>
2407 * gcc.c (process_command): Check the argument to -b has a dash.
2408 * doc/invoke.texi: Update -b and -V docs.
2410 2005-08-06 James E Wilson <wilson@specifix.com>
2412 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2414 2005-08-06 Michael Matz <matz@suse.de>
2416 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2417 member only if only one insn is associated with the value.
2419 2005-08-06 Nick Clifton <nickc@redhat.com>
2421 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2423 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2424 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2425 Check symbol flags instead of symbol name mangling.
2426 (xstormy16_asm_output_aligned_common): Likewise. Also
2427 simplify code since the bss100_section cass is the only case
2428 where the below100 code will be triggered.
2429 (xstormy16_encode_section_info): Encode below100 attribute
2430 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2432 (xstormy16_strip_name_encoding): Delete - this function is no
2434 (TARGET_STRIP_NAME_ENCODING): Undefine.
2435 * config/stormy16/stormy16-protos.h: Delete prototype for
2436 xstormy16_strip_name_encoding.
2438 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2440 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2441 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2442 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2443 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2444 config/alpha/predicates.md, config/arc/arc.h,
2445 config/arm/arm.h, config/arm/ieee754-df.S,
2446 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2447 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2448 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2449 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2450 config/m68hc11/m68hc11.h, config/mips/mips.c,
2451 config/mips/mips.h, config/mips/openbsd.h,
2452 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2453 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2454 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2455 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2456 config/sparc/linux.h, config/sparc/linux64.h,
2457 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2458 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2459 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2460 typos. Follow spelling conventions.
2462 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2465 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2466 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2467 specially. Check for side effects only for COND_EXPR.
2468 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2469 return with TREE_NO_WARNING.
2471 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2473 PR rtl-optimization/23233
2474 * loop.c (combine_movables): Require the modes to be the same.
2475 (move_movables): Remove handling of cases where the replacement
2476 had a different mode to the original.
2478 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2480 PR tree-optimization/23128
2481 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2482 subtraction wrap, and set TREE_OVERFLOW if they do.
2484 2005-08-05 Richard Henderson <rth@redhat.com>
2487 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2488 FORCED_LABEL labels.
2490 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2493 * reload.c (find_reloads_subreg_address): Pass down TYPE
2494 unchanged. Change all callers except find_reloads_toplev.
2496 2005-08-05 Michael Matz <matz@suse.de>
2498 * genattrtab.c (current_alternative_string): Remove.
2499 (SIMPLIFY_ALTERNATIVE): Ditto.
2500 (attr_alt_bit_p): Ditto.
2501 (alternative_name): Make const char *.
2502 (evaluate_eq_attr): Remove use of above things.
2503 (simplify_test_exp): Ditto.
2504 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2505 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2507 2005-08-04 James E Wilson <wilson@specifix.com>
2509 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2510 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2511 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2512 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2513 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2515 2005-08-04 Richard Henderson <rth@redhat.com>
2518 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2519 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2520 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2521 if we'd have to instantiate too many members.
2523 2005-08-04 Richard Henderson <rth@redhat.com>
2526 * tree-outof-ssa.c (coalesce_asm_operands): New.
2527 (coalesce_ssa_name): Use it. Split out ...
2528 (coalesce_phi_operands, coalesce_result_decls): ... these.
2530 2005-08-04 Paul Brook <paul@codesourcery.com>
2532 * read-rtl.c (read_quoted_string): Break if EOF.
2534 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2536 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2537 (fold_build2): Likewise.
2538 (fold_build3): Likewise.
2539 (fold_build1_stat): New function prototype.
2540 (fold_build2_stat): Likewise.
2541 (fold_build3_stat): Likewise.
2542 * fold-const.c (fold_build1): Rename to ..
2543 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2544 through to build1_stat.
2545 (fold_build2): Rename to ..
2546 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2547 through to build2_stat.
2548 (fold_build3): Rename to ..
2549 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2550 through to build3_stat.
2552 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2553 Ian Lance Taylor <ian@airs.com>
2555 * function.c (assign_stack_local_1): Do not correct stack slot
2556 address if allocation size is smaller than mode size.
2558 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2561 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2562 (tree_merge_blocks): Propagate anything allowed by
2564 Clarify documentation.
2565 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2566 SSA form, schedule an update if necessary.
2568 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2570 * doc/install.texi (Binaries): Remove broken link to
2571 Sinix/Reliant Unix binaries.
2573 2005-08-03 Richard Henderson <rth@redhat.com>
2576 * function.c (stack_protect_epilogue): Export.
2577 * tree.h (stack_protect_epilogue): Declare.
2578 * calls.c (expand_call): Call it.
2580 2005-08-03 Eric Christopher <echristo@apple.com>
2582 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2583 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2586 2005-08-04 Jan Hubicka <jh@suse.cz>
2588 * profile.c (branch_prob): Split edges with goto locus on them
2589 to get proper line counts.
2590 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2592 2005-08-03 Paul Brook <paul@codesourcery.com>
2594 * function.c (assign_parms): Round current_function_args_size
2595 to PARM_BOUNDARY, not STACK_BOUNDARY.
2597 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2599 * config/i386/i386.c (x86_elf_aligned_common)
2600 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2602 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2604 PR tree-optimization/23157
2605 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2606 before emitting them.
2608 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2610 PR tree-optimization/19899
2611 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2612 * tree-scalar-evolution.c: Include real.h.
2613 (add_to_evolution): Build constant -1 of correct type.
2615 2005-08-03 Jan Hubicka <jh@suse.cz>
2617 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2618 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2619 profile updating for complette unrolling.
2620 * loop-unroll.c (peel_loop_completely): Use it.
2621 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2622 (tree_unroll_loops_completely): Disable code growing unrolling of cold
2625 2005-08-03 Paul Brook <paul@codesourcery.com>
2627 * combine.c (can_change_dest_mode): New function.
2628 (try_combine, simplify_set): Use it.
2630 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
2632 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2635 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
2637 * doc/install.texi (Specific): Adjust link to openavr.org.
2638 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2639 (Binaries): Adjust HP-UX Porting Center link.
2640 (Binaries): Adjust Free Software Foundation ordering link.
2642 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
2644 * convert.c (convert_to_integer): Use fold_build1 instead of
2645 build1 when converting an integer to an integer.
2647 2005-08-02 Richard Henderson <rth@redhat.com>
2649 * combine.c (combine_instructions): Don't use reg_equal/equiv
2650 results if the mode doesn't match.
2652 2005-08-02 Mark Mitchell <mark@codesourcery.com>
2654 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2655 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2657 2005-08-02 Richard Henderson <rth@redhat.com>
2660 * explow.c (memory_address): Remove special-case for
2661 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2663 2005-08-02 Diego Novillo <dnovillo@redhat.com>
2666 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2667 number of calls to cleanup_tree_cfg_1.
2669 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
2671 * doc/invoke.texi: document file extensions .F90 and .F95
2673 2005-08-02 Richard Guenther <rguenther@suse.de>
2675 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2676 positive if its first argument is positive.
2678 2005-08-02 Richard Guenther <rguenther@suse.de>
2680 PR tree-optimization/23177
2681 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2684 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
2686 PR tree-optimization/23129
2687 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2688 varying for divisions with anti-ranges.
2690 2005-08-02 Jan Hubicka <jh@suse.cz>
2692 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2693 * tree-ssa-threadupdate.c (thread_block): Add it here.
2695 2005-08-01 James E Wilson <wilson@specifix.com>
2697 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2698 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2699 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2701 * config/mips/predicates.md (const_call_insn_operand): Add check for
2702 SYMBOL_REF_LONG_CALL_P.
2703 * doc/extend.texi (long_call): Document the new attribute.
2705 2005-08-01 Ian Lance Taylor <ian@airs.com>
2706 Richard Henderson <rth@redhat.com>
2708 * Makefile.in (RTL_BASE_H): Add real.h.
2709 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2711 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2713 * rtl.c (rtl_check_failed_code_mode): New.
2714 * rtl.h (struct rtx_def): Add u.rv.
2715 (XCMWINT, XCNMPRV): New.
2716 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2717 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2719 2005-08-01 Richard Henderson <rth@redhat.com>
2721 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2722 with auto-inc codes.
2724 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2726 2005-08-01 Jan Hubicka <jh@suse.cz>
2728 * i386-protos.h (asm_preferred_eh_data_format): Declare.
2729 * i386.c: Include dwarf2.h
2730 (asm_preferred_eh_data_format): New.
2731 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2733 2005-08-01 Ian Lance Taylor <ian@airs.com>
2735 * config/host-linux.c (linux_gt_pch_get_address): Add new name
2736 randomize_va_space for virtual address randomization control.
2738 2005-08-01 Steven Bosscher <stevenb@suse.de>
2740 * common.opt (flag_ipa_cp): Put in right place to maintain
2743 2005-08-01 Jan Hubicka <jh@suse.cz>
2745 * profile.c (compute_value_histograms): Fix thinko.
2746 * value-prof.c: Include toplev.h
2747 (check_counter): New function.
2748 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2749 tree_mod_subtract_transform): Add sanity check.
2751 2005-08-01 Richard Guenther <rguenther@suse.de>
2753 PR tree-optimization/23133
2754 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2755 current functions parameter decls to find defs to cse
2758 2005-08-01 Richard Guenther <rguenther@suse.de>
2760 PR tree-optimization/23109
2761 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2762 If trapping math is in effect, use post-dominator information
2763 to check if we'd in any case reach a trapping point before
2764 doing the reciprocal insertion.
2765 (execute_cse_reciprocals): Compute post-dominators, if necessary.
2766 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2767 expressions are invariant only if trapping math is not in effect.
2769 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2771 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2772 cgraph_function_versioning): New declarations.
2773 * cgraphunit.c: Add include to ipa-prop.h.
2774 (update_call_expr, cgraph_copy_node_for_versioning,
2775 cgraph_function_versioning): New functions.
2776 * integrate.c (copy_decl_for_inlining): Remove.
2777 * ipa-prop.h (ipa_replace_map): New struct.
2778 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2779 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2780 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2781 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2782 ipcp_iterate_stage, ipcp_method_scale_print,
2783 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2784 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2785 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2786 ipcp_update_bb_counts, ipcp_update_profiling,
2787 ipcp_update_edges_counts): New functions.
2788 (ipcp_method_cval_init): Remove restriction regarding local methods.
2789 (ipcp_init_stage): Add ipcp_method_compute_scale.
2790 (ipcp_insert_stage): Add versioning.
2791 (ipcp_structures_print): Add ipcp_method_scale_print.
2792 (ipcp_driver): Dump profiling info.
2793 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2794 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2795 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2796 (struct inline_data): Add versioning_p, ipa_info, new fields.
2797 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2798 declare_return_variable): Replace calls to copy_decl_for_inlining with
2800 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2802 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2803 Add argument VERSIONING.
2804 (copy_arguments_for_versioning, copy_static_chain,
2805 function_versionable_p, tree_versionable_function_p,
2806 tree_function_versioning, replace_ref_tree): New functions.
2807 * tree-inline.h: Include varray.h.
2808 (tree_versionable_function_p, tree_function_versioning,
2809 tree copy_decl_for_dup): New declarations.
2811 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2813 * ipa-cp.c: New file. Contains IPCP specific functionality.
2814 * ipa-prop.h: New file. Contains structures/definitions that can be
2815 used by several interprocedural data flow optimizations (and also IPCP).
2816 * ipa-prop.c: New file.
2817 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2818 * common.opt: Add ipa-cp flag.
2819 * timevar.def: Add IPCP optimization.
2820 * tree-optimize.c (init_tree_optimization_passes): Schedule
2822 * tree-pass.h (pass_ipa_cp): Declare.
2824 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
2826 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2827 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2828 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2829 config/i386/i386.c, config/mips/mips.h,
2830 config/rs6000/rs6000.h, config/sh/sh.c,
2831 config/stormy16/stormy16.c: Fix comment typos.
2833 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
2836 * c-typeck.c (build_binary_op): Use common_type wrapper on
2838 (common_type): Update comment.
2840 2005-07-31 Steven Bosscher <stevenb@suse.de>
2843 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2844 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2845 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2847 2005-07-31 Jan Hubicka <jh@suse.cz>
2849 * pretty-print.h (pp_widest_integer): New macro.
2850 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
2853 2005-07-31 Jan Hubicka <jh@suse.cz>
2855 * output.h (enum section_category): Export from varasm.c
2856 (categorize_decl_for_section): Likewise.
2857 * varasm.c (enum section_category): Kill.
2858 (categorize_decl_for_section): Make global.
2859 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
2861 * i386.c (ix86_section_threshold): New static variable.
2862 (ix86_in_large_data_p, ix86_encode_section_info,
2863 x86_64_elf_unique_section,
2864 x86_64_elf_select_section): New functions.
2865 (TARGET_ENCODE_SECTION_INFO): Define
2866 (override_options): Enable medium model for PIC.
2867 (ix86_expand_prologue): Expand gen_set_got_rex64.
2868 (legitimate_constant_p): Handle new UNSPECs.
2869 (legitimate_pic_address_disp_p): Likewise.
2870 (legitimize_pic_address): Lower MEDIUM model addressing.
2871 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
2872 (enum cmodel): Add MEDIUM_PIC.
2873 (SYMBOL_REF_FAR_ADDR_P): New macro.
2874 (SYMBOL_FLAG_FAR_ADDR): New flag.
2875 * i386.md (movdi): Support medium model.
2876 (set_got_rex64): New pattern.
2877 * i386.opt (mlarge-data-threshold): New flag.
2878 * predicates.md (zext_operand/sext_operand): Deal with medium model.
2879 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
2880 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
2881 TARGET_ASM_UNIQUE_SECTION): New.
2883 * invoke.texi (-mlarge_data_threshold): Document
2885 2005-07-31 Jan Hubicka <jh@suse.cz>
2887 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2888 (coalesce_vars): Likewise.
2889 * tree-ssa-live.c (coalesce_cost): New.
2890 (build_tree_conflict_graph): Use coalesce_cost.
2891 * tree-ssa-live.h (coalesce_cost): Declare.
2893 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
2895 * arm.md (all peepholes for post-increment operations): Delete.
2896 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2897 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2898 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2899 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2900 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2902 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
2904 * fold-const.c (tree_expr_nonnegative_p): Always return true for
2907 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
2910 * doc/invoke.texi: Document -rdynamic.
2912 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
2915 * c-parser.c (c_parser_parms_list_declarator): Call
2916 mark_forward_parm_decls.
2917 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2918 decls with visibility structure.
2920 2005-07-30 Paul Brook <paul@codesourcery.com>
2922 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2924 2005-07-30 Paul Brook <paul@codesourcery.com>
2926 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2928 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2930 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2932 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2935 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2936 nested function declarators.
2937 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2938 (grokparms): Call warn_if_shadowing for parameters used within the
2940 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2941 not used within the parameter list.
2942 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2944 2005-07-30 Jan Hubicka <jh@suse.cz>
2946 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2947 * i386.c (ix86_fixup_binary_operands): Likewise.
2948 (ix86_expand_unary_operator): Likewise.
2949 (ix86_expand_fp_absneg_operator): Likewise.
2950 * optabs.c (expand_vec_cond_expr): Validate dest.
2952 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2955 * real.c (real_from_string): Also set last bit if there is a
2956 nonzero hex digit beyond GCC's internal precision after ".".
2958 2005-07-29 David Edelsohn <edelsohn@gnu.org>
2960 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2961 define_constants. Change duplicate values to unassigned numbers.
2962 Change UNSPEC_SUBS to UNSPEC_VSUBS.
2963 (*altivec_vspltsf): New.
2964 (altivec_vperm_v4sf): Delete.
2965 (altivec_vperm_<mode>): Use mode macro V.
2966 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
2967 (altivec_predicate_v4sf): Delete.
2968 (altivec_predicate_<mode>): Use mode macro V.
2969 (*altivec_lvesfx): New.
2970 (*altivec_stvesfx): New.
2971 (vec_realign_load_v4sf): Delete.
2972 (vec_realign_load_<mode>): Use mode macro V.
2973 * config/rs6000/rs6000.c (generate_set_vrsave): Use
2976 2005-07-29 Mark Mitchell <mark@codesourcery.com>
2979 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
2981 * configure: Regenerated.
2983 2005-07-29 Paul Brook <paul@codesourcery.com>
2985 * doc/install.texi: Add link to GFortran binaries wiki page.
2987 2005-07-29 David Ung <davidu@mips.com>
2989 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
2990 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
2991 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
2992 * config/mips/mips.md (cpu): Add 5kf name.
2993 (includes): Includes 5k.md.
2994 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
2995 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
2998 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3001 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3002 (cleanup_tree_cfg): ... here.
3003 Call cleanup_tree_cfg_1 until there are no more cleanups to
3006 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3008 * tree-vrp.c (compare_range_with_value): Return true or false
3009 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3010 EQ_EXPR respectively.
3012 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3014 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3017 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3019 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3020 (tree_ssa_dominator_optimize): Increment it.
3021 (dump_dominator_optimization_stats): Print it.
3023 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3024 Steven Bosscher <stevenb@suse.de>
3026 PR rtl-optimization/23117
3027 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3028 when head == tail. Tidy comment.
3030 2005-07-28 Richard Henderson <rth@redhat.com>
3032 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3033 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3034 * jump.c (rtx_renumbered_equal_p): Likewise.
3035 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3036 CONST_INT and CONST_DOUBLE.
3037 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3038 * reload.c (operands_match_p): Special case CONST_INT and
3039 CONST_DOUBLE; check mode earlier.
3041 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3044 * c-typeck.c (convert_for_assignment): Do not check
3045 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3047 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3050 * c-typeck.c (composite_type): Prefer constant size arrays to
3053 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3056 * real.c (real_from_string): Set last bit if there is a nonzero
3057 hex digit beyond GCC's internal precision.
3059 2005-07-28 Richard Henderson <rth@redhat.com>
3062 * cfgcleanup.c (try_forward_edges): Watch out for end of
3065 2005-07-28 James E Wilson <wilson@specifixinc.com>
3068 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3070 2005-07-28 Jan Hubicka <jh@suse.cz>
3072 * Makefile.in (rtl-profile.o): Kill all traces of it.
3073 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3074 * coverage.h (rtl_coverage_counter_ref): Kill.
3075 * opts.c (flag_speculative_prefetching_set): Kill.
3076 (flag_loop_optimize_set): New.
3077 (common_handle_option): Disable loop optimizer when profiling;
3078 do not handle speculative prefetching.
3079 * passes.c (init_optimization_passes): Replace pass_profiling combo
3080 by branch_prob pass.
3081 * profile.c (compute_value_histograms): Update for simplified value
3083 (rtl_register_profile_hooks): Kill.
3084 (pass_profiling): Kill.
3085 (rest_of_handle_branch_prob): Do not profile.
3086 * toplev.c (process_options): Remove speculative prefetching.
3087 * toplev.h (flag_tree_based_profiling): Kill.
3088 * tree-profile.c (prepare_instrumented_value,
3089 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3090 tree_gen_one_value_profiler, do_tree_profiling): Update for
3091 simplified datastructures.
3092 * value-prof.c: Add comment that speculative prefetching was dropped;
3093 update rest of file for simplified datastructures.
3094 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3095 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3096 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3097 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3098 rtl_mod_subtract, gen_speculative_prefetch,
3099 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3100 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3101 (gate_handle_value_profile_transformations,
3102 rest_of_handle_value_profile_transformations,
3103 pass_value_profile_transformations): Kill.
3104 * value-prof.h (histogram_value_t): Remove IL based unions.
3105 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3106 rtl_profile_hooks): Remove hooks.
3108 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3110 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3111 (cgraph_clone_node): Likewise.
3112 * cgraph.h (cgraph_clone_edge): Update prototype.
3113 (cgraph_clone_node): Likewise.
3114 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3116 (lookup_recursive_calls): Consider profile.
3117 (cgraph_decide_recursive_inlining): Fix updating; use new
3118 probability argument; use profile.
3119 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3120 * tree-inline.c (copy_bb): Update clal of clone_edge.
3121 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3123 * invoke.texi (min-inline-recursive-probability): Document.
3125 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3127 * doc/install.texi (Configuration): Update Valgrind homepage.
3129 2005-07-28 Richard Henderson <rth@redhat.com>
3132 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3133 labels we want to delete.
3134 (cfg_layout_merge_blocks): Likewise.
3136 2005-07-28 Richard Henderson <rth@redhat.com>
3139 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3140 when expanding to nothing.
3142 2005-07-28 Josh Conner <jconner@apple.com>
3144 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3145 (cgraph_decide_inlining_of_small_functions): Likewise.
3147 2005-07-28 Josh Conner <jconner@apple.com>
3149 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3150 direction of badness if negative.
3151 (cgraph_default_inline_p): Add reason to parameters, and assign it
3153 (cgraph_decide_inlining_of_small_functions): New parameter in call
3154 to cgraph_default_inline_p.
3155 (cgraph_decide_inlining_incrementally): Likewise.
3156 * cgraphunit.c (decide_is_function_needed): Likewise.
3157 * cgraph.h (cgraph_default_inline_p): Likewise.
3159 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3161 * builtins.c: Fix comment typo(s).
3162 * genautomata.c: Likewise.
3163 * gimplify.c: Likewise.
3164 * tree-dfa.c: Likewise.
3165 * tree-flow-inline.h: Likewise.
3166 * tree-into-ssa.c: Likewise.
3167 * tree-ssa-alias.c: Likewise.
3168 * tree-ssa-ccp.c: Likewise.
3169 * tree-ssa-copy.c: Likewise.
3170 * tree-ssa-dce.c: Likewise.
3171 * tree-ssa-dom.c: Likewise.
3172 * tree-ssa-operands.c: Likewise.
3173 * tree-tailcall.c: Likewise.
3174 * tree-vectorizer.c: Likewise.
3175 * tree-vrp.c: Likewise.
3178 2005-07-28 Jeff Law <law@redhat.com>
3180 * tree-vrp.c (test_for_singularity): Extracted from ...
3181 (simplify_cond_using_ranges): Attempt to simplify a relational
3182 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3184 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3186 PR tree-optimization/22506
3187 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3188 phis whose argument is constant.
3190 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3192 PR rtl-optimization/18992
3193 Back out this patch:
3194 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3195 PR optimization/12142
3196 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3197 uses of the register in the SET_SRC. Remove unnecessary argument.
3199 Replace it with this:
3200 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3201 if flag_non_call_exceptions is set and the insn may trap, pass
3202 pc_rtx as dest for recursion.
3203 In SET_SRC part of SET case, if dest is already set, pass it down
3206 2005-07-28 Jan Hubicka <jh@suse.cz>
3208 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3209 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3210 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3212 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3213 profile when available.
3215 2005-07-28 Jan Beulich <jbeulich@novell.com>
3217 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3218 (ia64_print_operand): Describe and handle 'X'.
3219 (ia64_register_move_cost): Also handle FP_REGS.
3220 (ia64_preferred_reload_class): Likewise.
3221 (ia64_secondary_reload_class): Likewise.
3222 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3223 it. Also check for ITANIUM_CLASS_FLDP.
3224 * config/ia64/ia64.h (FP_REGNO_P): New.
3225 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3226 (reg_class): Add FP_REGS.
3227 (REG_CLASS_NAMES): Adjust for it.
3228 (REG_CLASS_CONTENTS): Likewise.
3229 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3230 (REG_CLASS_FROM_LETTER): Handle 'x'.
3231 (CLASS_MAX_NREGS): Handle FP_REGS.
3232 (MEMORY_MOVE_COST): Likewise.
3233 * config/ia64/ia64.md (itanium_class): Add fldp.
3234 (type): Handle fldp.
3235 (movti_internal): More allowable operand combinations. Use ldfp8 when
3236 splitting unnecessary. Remove predicable attribute. Adjust
3237 itanium_class attribute.
3238 (smuldi3_highpart): Remove outdated comment.
3239 (mulditi3, umulditi3, rotlti3): New expanders.
3240 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3241 (absti2): Disabled new insn for future reference.
3242 Respective new splitters.
3243 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3244 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3245 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3247 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3249 PR rtl-optimization/23047
3250 * simplify-rtx.c (simplify_const_relational_operation): Respect
3251 flag_wrapv for comparisons with ABS.
3253 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3255 PR tree-optimization/22493
3256 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3257 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3259 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3261 * config/frv/frv.opt (moptimize-membar): New.
3263 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3265 * config/frv/frv.h: Remove machine_function definition.
3267 * config/frv/frv.c (struct frv_io): New.
3268 (struct machine_function): Moved from frv.h. Add has_membar_p.
3269 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3270 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3271 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3272 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3273 (frv_reorg): Call frv_optimize_membar when appropriate.
3274 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3275 (frv_expand_builtin): Adjust calls accordingly.
3276 (frv_io_address_cookie): New function.
3277 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3278 load or store rather than a special insn. Add ccnstant address and
3279 io-type operands to the membar.
3280 (frv_ifcvt_modify_tests): Unsign regno.
3281 (frv_ifcvt_modify_tests): Same.
3283 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3284 UNSPEC_OPTIONAL_MEMBAR constant.
3285 (builtin_read_<mode>): Delete.
3286 (builtin_write_<mode>): Delete.
3287 ("optional_membar_<mode>"): Add operand.
3289 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3290 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3291 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3292 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3293 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3294 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3295 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3296 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3297 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3299 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3301 * df.c (df_uses_record): Handle SCRATCH.
3303 2005-07-28 Steven Bosscher <stevenb@suse.de>
3306 * passes.c (rest_of_decl_compilation): If decl is a type and
3307 we have encountered errors, don't emit debug information.
3309 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3311 * params.def: Fixed comment.
3313 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3316 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3317 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3318 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3320 2005-07-27 Steven Bosscher <stevenb@suse.de>
3323 * varasm.c (assemble_start_function): Don't do anything that may
3324 require a CFG if the current function is a thunk.
3326 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3328 * doc/install.texi (Prerequisites): Mention that perl is needed
3329 to do export control in libstdc++ targetting Darwin.
3331 2005-07-27 Steven Bosscher <stevenb@suse.de>
3333 PR rtl-optimization/17808
3334 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3335 (sched_insns_conditions_mutex_p): Split out from...
3336 (add_dependence): ...here. But don't call it from here.
3337 (add_dependence_list): Check sched_insns_conditions_mutex_p
3338 before calling add_dependence.
3339 (add_dependence_list_and_free): Likewise.
3340 (fixup_sched_groups): Likewise.
3341 (sched_analyze_1): Likewise.
3342 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3343 (sched_analyze): Likewise.
3344 (sched_analyze_insn): Likewise.
3345 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3346 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3347 dependencies on all COND_EXEC insns to jumps ending basic blocks
3348 when doing intrablock scheduling.
3349 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3351 2005-07-27 Jeff Law <law@redhat.com>
3353 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3354 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3355 equivalency sets, correctly handle the case were vr0 has an
3356 equivalency set, but vr1 does not.
3358 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3360 PR tree-optimization/23073
3361 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3362 vect_print_dump_info before fprintf.
3364 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3366 PR tree-optimize/22348
3367 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3368 Fold the partial computation.
3370 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3372 PR tree-optimization/22325
3373 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3375 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3377 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3378 (force_var_cost): ... this function.
3379 (compute_phi_arg_on_exit): Export.
3381 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3383 PR tree-optimization/20773
3384 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3387 2005-07-27 Richard Guenther <rguenther@suse.de>
3389 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3390 Avoid pushing again if current struct contains only
3391 fields we decomposed.
3393 2005-07-27 Jan Hubicka <jh@suse.cz>
3395 PR tree-optimization/22574
3396 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3399 * tree-tailcall.c (decrease_profile): New function.
3400 (eliminate_tail_call): Use it.
3402 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3403 visibility flags correctly in whole program mode.
3405 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3407 PR rtl-optimization/22472
3408 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3410 2005-07-26 Steven Bosscher <stevenb@suse.de>
3412 PR tree-optimization/22504
3413 * tree-complex.c (expand_complex_addition): Use 'code' instead
3414 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3416 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3418 * config.gcc (cpu_type): Add frv case.
3419 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3420 (supported_defaults): Add fr550 case.
3422 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3425 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3426 whether a pointer of type T * may point to objects of type T *.
3428 2005-07-26 DJ Delorie <dj@redhat.com>
3430 * configure: Regenerate.
3432 2005-07-26 Dale Johannesen <dalej@apple.com>
3434 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3436 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3438 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3439 Clarify use of "build" in name.
3441 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3443 * doc/extend.texi (Raw read/write Functions): New section.
3444 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3445 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3446 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3447 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3448 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3449 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3450 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3451 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3452 * config/frv/frv.c: Add bdesc_loads global.
3453 Add bdesc_stores global.
3454 (frv_init_builtins): Add support for __builtin_{read/write}*.
3455 (frv_volatile_memref): New.
3456 (frv_expand_load_builtin): New.
3457 (frv_expand_store_builtin): New.
3458 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3459 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3460 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3461 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3462 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3463 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3464 (builtin_read_<mode>): New.
3465 (builtin_write_<mode>): New.
3466 (builtin_write64): New.
3467 (optional_membar_<mode>): New.
3469 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3471 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3472 (rather than units) against HOST_BITS_PER_WIDE_INT.
3474 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3476 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3477 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3478 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3479 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3482 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3483 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3484 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3486 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3488 2005-07-26 Richard Guenther <rguenther@suse.de>
3490 PR tree-optimization/22486
3491 * fold-const.c (fold_unary): Fold away useless component
3492 references of the form (T *)&T.x, if the address
3495 2005-07-25 James E Wilson <wilson@specifixinc.com>
3497 * dwarf2out.c (add_call_src_coords_attributes): New.
3498 (gen_inlined_subroutine_die): Call it.
3499 (maybe_emit_file, init_file_table): Add comments.
3500 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3502 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3503 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3504 * tree.h (BLOCK_SOURCE_LOCATION): New.
3505 (struct tree_block): New field locus.
3507 2005-07-26 Andreas Schwab <schwab@suse.de>
3509 PR rtl-optimization/23043
3510 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3511 when allocating a struct unoccr.
3513 2005-07-25 Richard Henderson <rth@redhat.com>
3516 * tree-complex.c (gate_no_optimization): True if errors.
3517 * Makefile.in (tree-complex.o): Update dependencies.
3519 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3521 * config/frv/predicates.md (integer_register_operand): Use
3524 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3527 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3529 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3531 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3533 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3534 types when flag_unsafe_math_optimizations is true.
3536 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3538 * gcc.c (option_map): Add --sysroot.
3539 (process_command): Handle --sysroot.
3540 (display_help): Document it.
3541 * doc/cppopts.tex (-isysroot): Document.
3542 * doc/invoke.texi (--sysroot): Document.
3543 * doc/install.texi (--with-build-sysroot): Document.
3545 * Makefile.in (inhibit_libc): New variable.
3546 (INHIBIT_LIBC_CFLAGS): Likewise.
3547 (LIBGCC2_CFLAGS): Include
3548 $(INHIBIT_LIBC_CFLAGS).
3549 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3550 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3551 ($(T)crtend.o): Likewise.
3552 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3553 ($(T)crtendS.o): Likewise.
3554 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3555 ($(T)crtendT.o): Likewise.
3556 (stmp-fixinc): Do not complain about missing headers if
3558 * configure.ac (inhibit_libc): Set it to true/false.
3559 (--with-build-sysroot): New option. Use it to set
3561 * configure: Regenerated.
3563 2005-07-25 Manfred Hollstein <mh@suse.com>
3565 * calls.c (store_one_arg): Fix unsigned comparison warning.
3567 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3570 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3571 (ggc_print_statistics): Initialize variable before use.
3573 2005-07-25 Richard Guenther <rguenther@suse.de>
3575 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3576 calling with a PHI_NODE argument.
3578 * tree-flow-inline.h (overlap_subvar): Protect against
3581 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3583 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3584 * configure: Regenerate.
3586 2005-07-25 Ira Rosen <irar@il.ibm.com>
3588 * expr.c (highest_pow2_factor): Make extern.
3589 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3590 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3591 record_array_differ_p, array_ptr_differ_p): Likewise.
3592 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3593 additional cases. Call the above functions.
3594 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3595 base_object_differ_p when there are two base objects. Otherwise, compare
3596 base address and offset. Call may_alias_p.
3597 (dump_data_reference): Use a correct field name.
3598 (analyze_array): Make static. Initialize new data-ref fields.
3599 (analyze_indirect_ref): New function.
3600 (init_data_ref): Initialize new data-ref fields.
3601 (strip_conversion): Moved from tree-vect-analyze.c.
3602 (analyze_offset_expr, get_ptr_offset, address_analysis,
3603 object_analysis): Likewise.
3604 (analyze_offset): New function.
3605 (create_data_ref): Likewise.
3606 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3607 dimensions for ARRAY_REFs only.
3608 (build_classic_dist_vector): Make static.
3609 (access_functions_are_affine_or_constant_p): Call macro to get the
3610 address of access functions.
3611 (compute_all_dependences): Add new parameter
3612 compute_self_and_read_read_dependences. Compute self and read-read
3613 dependences if it is true.
3614 (find_data_references_in_loop): Call create_data_ref. Initialize new
3616 (compute_data_dependences_for_loop): Add new parameter
3617 compute_self_and_read_read_dependences. Remove parameter nb_loops,
3618 compute nb_loops. Call compute_all_dependences,
3619 build_classic_dist_vector and build_classic_dir_vector with correct
3621 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3622 with correct parameters. Compare dimensions for ARRAY_REFs only.
3623 (free_data_refs): Call macro to free access functions.
3624 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3625 fields from stmt_vinfo.
3626 (struct base_object_info): New structure.
3627 (struct data_reference): Move fields to base_object_info. Add fields
3628 first_location and object_info for above structures. Move fields from
3629 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3630 aligned_to. Add macros to access the new fields.
3631 Update functions declarations.
3632 * tree-flow.h (is_aliased_with): Declare.
3633 * tree-loop-linear.c (linear_transform_loops): Call
3634 compute_data_dependences_for_loop with correct parameters.
3635 * tree-ssa-alias.c (is_aliased_with): New function.
3636 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3637 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3638 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3639 vect_base_addr_differ_p, compute_subscript_distance and
3640 build_classic_dist_vector. Add printings. Check absolute value of
3642 (vect_analyze_data_ref_dependences): Go through ddrs instead of
3644 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3645 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3646 to bytes. Add printing.
3647 (vect_compute_data_refs_alignment): Go through loads and stores in one
3649 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3650 vect_analyze_data_ref_access): Likewise.
3651 (vect_analyze_pointer_ref_access): Remove.
3652 (vect_address_analysis, vect_object_analysis): Likewise.
3653 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3654 and analyze data-refs in the loop.
3655 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3656 fields of data-ref instead of stmt. Add init to the offset from the
3658 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3659 (vect_update_init_of_dr): Likewise.
3660 (vect_update_inits_of_drs): Go through loads and stores in one loop.
3661 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3663 (new_loop_vec_info): Initialize new fields.
3664 (destroy_loop_vec_info): Free new fields.
3665 (vect_strip_conversion): Remove.
3666 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3667 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3668 datarefs. Add new field ddrs.
3669 Add macros for the new fields access.
3670 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3671 base_aligned_p, misalignment, memtag, ptr_info and subvars.
3672 Remove their macros.
3673 * tree.h (highest_pow2_factor): Declare.
3675 2005-07-25 Jakub Jelinek <jakub@redhat.com>
3677 * calls.c (store_one_arg): Check for sibling call MEM arguments
3678 from already clobbered incoming argument area.
3680 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3682 * c-common.c (check_missing_format_attribute): New.
3683 * c-common.h (check_missing_format_attribute): Likewise.
3684 * c-typeck.c (convert_for_assignment): Use it.
3686 2005-07-24 Andreas Schwab <schwab@suse.de>
3688 * config/m68k/m68k.md ("extendqidi2"): When source is an address
3689 register use a word move. Correct operand of ext.w in 68000 code.
3691 2005-07-23 Mark Mitchell <mark@codesourcery.com>
3693 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3694 variables as declarations, rather than definitions.
3696 2005-07-24 Ira Rosen <irar@il.ibm.com>
3698 PR tree-optimization/22526
3699 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3702 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3704 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3705 that C99 reserve for future use. Use it to define clog10,
3706 clog10f and clog10l.
3708 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3710 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3711 * configure.ac: Check for -Wmissing-format-attribute.
3713 * configure: Regenerate.
3715 2005-07-23 Richard Henderson <rth@redhat.com>
3717 PR tree-optimization/22623
3718 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3720 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
3723 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3725 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3727 * Makefile.in (C_TREE_H): Update dependencies.
3728 * c-tree.h: Include toplev.h.
3729 * diagnostic.h (diagnostic_set_info): Add format attribute.
3730 * rtl-error.c (diagnostic_for_asm): Likewise.
3732 2005-07-23 Chao-ying Fu <fu@mips.com>
3734 * config/mips/mips-dsp.md: New file.
3735 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3736 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3738 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3739 MIPS_BUILTIN_BPOSGE32.
3740 (mips_expand_builtin_direct): Add one parameter to indicate that
3741 builtin functions need to return a value.
3742 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3744 (mips_regno_to_class): Add classes for 12 new DSP registers.
3745 (mips_subword): Change to check four HI registers.
3746 (mips_output_move): Output move to and from 6 new DSP accumulators.
3747 (override_options): Make sure -mdsp and -mips16 are not used together.
3748 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
3750 (mips_conditional_register_usage): Disable 6 new DSP accumulators
3752 (print_operand): Add 'q' for printing DSP accumulators.
3753 (mips_cannot_change_mode_class): Check ACC_REGS.
3754 (mips_secondary_reload_class): Check ACC_REGS.
3755 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3756 (mips_register_move_cost): Check ACC_REGS.
3757 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3758 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3759 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3760 (dsp_bdesc): New array.
3761 (bdesc_arrays): Add DSP builtin function table.
3762 (mips_prepare_builtin_arg): Check predicate again after
3764 (mips_expand_builtin): Add one more parameter to
3765 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3766 MIPS_BUILTIN_BPOSGE32.
3767 (mips_init_builtins): Initialize new function types.
3768 (mips_expand_builtin_direct): Check if builtin functions need to
3769 return a value and pass operands properly.
3770 (mips_expand_builtin_bposge): New function.
3771 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3772 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3773 (FIRST_PSEUDO_REGISTER): Increase to 188.
3774 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3775 Update for 12 new DSP registers.
3776 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3777 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3778 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3779 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3780 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3781 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3782 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3783 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3784 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3785 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3786 (REGISTER_NAMES): Add names for 12 new DSP registers.
3787 * config/mips/mips.md: Include mips-dsp.md.
3788 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3789 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3790 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3791 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3792 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3793 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3794 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3795 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3796 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3797 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3798 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3799 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3800 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3801 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3802 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3803 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3804 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3805 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3806 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3807 (UNSPEC_RDDSP): New constants.
3808 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3809 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
3811 * config/mips/mips.opt (-mdsp): New option.
3812 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3813 (reg_imm10_operand): New predicates.
3814 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3815 * doc/invoke.texi (-mdsp): Document new option.
3817 2005-07-22 DJ Delorie <dj@redhat.com>
3819 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3821 * tree-inline.c (inlinable_function_p): Likewise.
3823 2005-07-22 Mark Mitchell <mark@codesourcery.com>
3826 * toplev.c (check_global_declarations): Do not mark undefined
3827 variables as DECL_IGNORED_P.
3828 * varasm.c (first_global_object_name): GTY it.
3829 (weak_global_object_name): Likewise.
3830 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3831 a string to go into {weak,first}_global_object_name.
3833 2005-07-22 DJ Delorie <dj@redhat.com>
3835 * c-format.c (check_function_format): Change warning control
3836 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3838 2005-07-22 Diego Novillo <dnovillo@redhat.com>
3840 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3841 &PTR->FLD a dereference of PTR.
3842 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3843 a potential dereference of PTR.
3845 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3847 PR rtl-optimization/20370
3848 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3849 call allocate_reg_info if necessary.
3851 PR rtl-optimization/21848
3852 * calls.c (emit_library_call_value_1): For const functions, add
3853 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
3855 PR rtl-optimization/22445
3856 * cselib.c (target.h): Include.
3857 (rtx_equal_for_cselib_p): Allow commutative matches.
3858 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
3859 Remove MODE parameter. Changed all callers.
3861 PR rtl-optimization/22258
3862 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
3864 (try_combine): Use likely_spilled_retval_p.
3866 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
3868 * config.gcc: Add crx-elf support.
3870 * doc/contrib.texi: Mention crx.
3871 * doc/extend.texi: Document crx extensions.
3872 * doc/install.texi: Document crx install.
3873 * doc/invoke.texi: Document crx options.
3874 * doc/md.texi: Document crx constraints.
3876 * config/crx/crx-protos.h: New file.
3877 * config/crx/crx.c: New file.
3878 * config/crx/crx.h: New file.
3879 * config/crx/crx.md: New file.
3880 * config/crx/crx.opt: New file.
3881 * config/crx/t-crx: New file.
3883 2005-07-22 Manfred Hollstein <mh@suse.com>
3885 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3887 (int_add_graph_edge): Likewise.
3888 (collapse_nodes): Likewise.
3889 (process_unification_queue): Likewise.
3891 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3892 Laurent GUERBY <laurent@guerby.net>
3894 PR tree-optimization/22336
3895 * function.c (record_block_change): Check for
3896 cfun->ib_boundaries_block.
3898 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
3900 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3901 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3903 2005-07-21 DJ Delorie <dj@redhat.com>
3905 * toplev.c (warn_deprecated_use): Add warning control to warning
3907 * c-typeck.c (parser_build_binary_op): Likewise.
3908 (c_finish_if_stmt): Likewise.
3909 * c-common.c (check_function_sentinel): Likewise.
3910 (check_nonnull_arg): Likewise.
3912 2005-07-21 Richard Henderson <rth@redhat.com>
3915 * tree-complex.c (complex_ssa_name_components): New.
3916 (cvc_lookup): Allow entry not found.
3917 (create_components): Remove.
3918 (create_one_component_var, get_component_var): New.
3919 (get_component_ssa_name, set_component_ssa_name): New.
3920 (extract_component): Use get_component_ssa_name.
3921 (update_complex_components): Use set_component_ssa_name.
3922 (update_complex_components_on_edge): Likewise.
3923 (update_phi_components): Create new PHI nodes directly, instead
3924 of adding insns to edges.
3925 (tree_lower_complex): Allocate and free complex_variable_components
3926 and complex_ssa_name_components here.
3928 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
3930 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3931 revert to returning false.
3933 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3936 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3938 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3941 * config/i386/i386.md (cmpxf): Change operand constraints
3942 to "nonmemory_operand".
3944 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3946 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3948 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3951 * fold-const.c (fold_build1): Add checksum for the operands.
3952 (fold_build2): Likewise.
3953 (fold_build3): Likewise.
3955 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3958 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3960 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3962 * common.opt (-fforward-propagate): Committed by mistake,
3965 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3967 * reg-stack.c: Fix comment typo(s).
3968 * tree-ssa-operands.c: Likewise.
3969 * tree-vectorizer: Likewise.
3971 2005-07-21 Nick Clifton <nickc@redhat.com>
3973 * config/sh/symbian.c: Replace C++ style line comments with C
3974 style line comments.
3975 (symbian_add_attribute): Do not use a ? operator on the LHS of
3977 (sh_symbian_handle_dll_attribute): Change the type of the
3978 method vector to "VEC(tree,gc)*" and use vector accessor
3979 macros to walk over the elements.
3980 (symbian_export_vtable_and_rtti_p): Likewise.
3981 (symbian_class_needs_attribute_p): Likewise.
3983 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3986 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
3987 initialize targetm.resolve_overloaded_builtin here.
3988 (altivec_expand_overloaded_builtin): Make it non-static.
3989 * config/rs6000/rs6000-protos.h
3990 (altivec_expand_overloaded_builtin): New prototype.
3991 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
3992 targetm.resolve_overloaded_builtin here.
3993 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
3995 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3996 Zdenek Dvorak <dvorakz@suse.cz>
3998 PR tree-optimization/19210
3999 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4001 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4002 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4003 rely on unproven assumptions.
4004 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4005 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4006 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4007 to number_of_iterations_exit.
4008 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4009 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4010 * tree-ssa-loop-niter.c (find_loop_niter,
4011 estimate_numbers_of_iterations_loop): Likewise.
4012 (number_of_iterations_exit): Honor the new options.
4013 * doc/invoke.texi (Wunsafe-loop-optimizations,
4014 funsafe-loop-optimizations): Document them.
4016 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4018 PR rtl-optimization/22167
4019 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4021 2005-07-20 Adam Nemet <anemet@lnxw.com>
4023 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4024 __do_global_dtors_aux longcall.
4026 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4028 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4029 (old_special_pred_table): Don't reference
4030 SPECIAL_MODE_PREDICATES.
4031 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4032 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4033 * config/sh/predicates.h: Don't mention
4034 SPECIAL_MODE_PREDICATES.
4035 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4038 2005-07-20 DJ Delorie <dj@redhat.com>
4040 * config.gcc: Add m32c-elf support.
4042 * doc/contrib.texi: Mention m32c.
4043 * doc/extend.texi: Document m32c extensions.
4044 * doc/install.texi: Mention m32c.
4045 * doc/invoke.texi: Document m32c options.
4046 * doc/md.texi: Document m32c constraints.
4048 * config/m32c/addsub.md: New file.
4049 * config/m32c/bitops.md: New file.
4050 * config/m32c/cond.md: New file.
4051 * config/m32c/jump.md: New file.
4052 * config/m32c/m32c-lib1.S: New file.
4053 * config/m32c/m32c-lib2.c: New file.
4054 * config/m32c/m32c-modes.def: New file.
4055 * config/m32c/m32c-pragma.c: New file.
4056 * config/m32c/m32c-protos.h: New file.
4057 * config/m32c/m32c.abi: New file.
4058 * config/m32c/m32c.c: New file.
4059 * config/m32c/m32c.h: New file.
4060 * config/m32c/m32c.md: New file.
4061 * config/m32c/m32c.opt: New file.
4062 * config/m32c/minmax.md: New file.
4063 * config/m32c/mov.md: New file.
4064 * config/m32c/muldiv.md: New file.
4065 * config/m32c/predicates.md: New file.
4066 * config/m32c/prologue.md: New file.
4067 * config/m32c/shift.md: New file.
4068 * config/m32c/t-m32c: New file.
4070 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4072 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4073 (stack_protect_set, stack_protect_test): New expanders.
4074 (stack_protect_set_si, stack_protect_set_si_media,
4075 stack_protect_set_di_media, stack_protect_test_si,
4076 stack_protect_test_si_media, stack_protect_test_di_media):
4079 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4081 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4083 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4085 * tree.h (tree_expr_nonzero_p): Export.
4086 * fold-const.c (tree_expr_nonzero_p): Likewise.
4087 Return true for CALL_EXPRs that are alloca calls.
4088 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4090 * tree-flow.h (expr_computes_nonzero): Remove.
4091 * tree-vrp.c (expr_computes_nonzero): Remove.
4092 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4093 (extract_range_from_unary_expr): Likewise.
4094 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4095 tree_expr_nonzero_p.
4097 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4099 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4100 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4101 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4102 All callers changed.
4103 (frame_related_constant_load): New arg "related" which controls
4104 setting of RTX_FRAME_RELATED_P. All callers changed.
4105 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4106 (bfin_expand_prologue): Add stack limit checking.
4107 * config/bfin/bfin.md (trapifcc): New pattern.
4109 * config/bfin/bfin.c: Include "langhooks.h".
4110 (def_builtin): Go through lang_hooks to call builtin_function.
4112 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4113 * config/bfin/predicates.md (symbol_ref_operand): New.
4114 (call_insn_operand): Delete. All callers changed to use
4115 register_no_elim_operand.
4116 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4118 (function_arg): Use it to generate the call's operand 2.
4119 (bfin_longcall_p): New function.
4120 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4121 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4122 determine if the address needs to be in a REG.
4123 (bfin_handle_longcall_attribute): New function.
4124 (bfin_attribute_table): Add "longcall" and "shortcall".
4125 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4126 (CUMULATIVE_ARGS): New member call_cookie.
4127 (PREDICATE_CODES): Add symbol_ref_operand.
4128 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4129 extra USE to the pattern.
4130 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4131 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4132 sibcall_value_insn; now the new patterns handle direct calls and the
4133 old ones indirect calls.
4134 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4136 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4138 * doc/trouble.texi: Update section on handling of empty loops.
4140 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4142 * config.gcc: Remove support for sparc-*-openbsd*,
4143 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4145 * config.host: Remove support for i860-*-sysv4* as a host.
4146 * config/i860/*, config/ip2k/*, config/ns32k/*,
4147 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4148 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4149 mention obsolete ports.
4151 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4153 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4155 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4156 of frame_pointer_rtx.
4157 (sh_expand_epilogue): Likewise.
4158 (sh_set_return_address): Likewise.
4159 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4160 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4161 offsets from FRAME_POINTER_REGNUM.
4162 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4163 (sh_register_names): Add initializer for sfp.
4164 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4165 (VALID_REGISTER_P): Likewise.
4166 (FIRST_PSEUDO_REGISTER): Update.
4167 (DWARF_FRAME_REGISTERS): Define.
4168 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4169 (HARD_FRAME_POINTER_REGNUM): Define.
4170 (FRAME_POINTER_REGNUM): Redefine.
4171 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4172 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4173 from FRAME_POINTER_REGNUM.
4174 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4175 FRAME_POINTER_REGNUM.
4176 (REG_CLASS_CONTENTS): Add sfp.
4177 (REG_ALLOC_ORDER): Likewise.
4178 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4179 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4180 of frame_pointer_rtx.
4181 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4183 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4185 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4186 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4187 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4189 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4192 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4194 Make CONSTRUCTOR use VEC to store initializers.
4195 * c-common.c (complete_array_type): Update to cope with VEC in
4197 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4198 (pp_c_constructor_elts): New function.
4199 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4200 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4201 struct constructor_stack, struct initializer_stack,
4202 constructor_elements, push_init_level, pop_init_level,
4203 add_pending_init, find_init_member, output_init_element): Update to
4204 cope with VEC in CONSTRUCTOR_ELTS.
4205 * coverage.c (build_fn_info_value, build_ctr_info_value,
4206 build_gcov_info): Likewise.
4207 * expr.c (categorize_ctor_elements_1, store_constructor,
4208 expand_expr_real_1): Likewise.
4209 * fold-const.c (fold_ternary): Likewise.
4210 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4211 gimplify_init_constructor, gimplify_expr): Likewise.
4212 * tree-dump.c (dequeue_and_dump): Likewise.
4213 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4215 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4217 * tree-sra.c (generate_element_init_1): Likewise.
4218 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4219 * tree-ssa-operands.c (get_expr_operands): Likewise.
4220 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4221 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4222 (get_initial_def_for_reduction): Likewise.
4223 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4224 value handle in annotations.
4225 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4226 tree_node_structure): Add support for constr_kind.
4227 (build_vector_from_ctor, build_constructor_single,
4228 build_constructor_from_list): New functions.
4229 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4230 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4231 Update to cope with VEC in CONSTRUCTOR_ELTS.
4232 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4233 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4234 CONSTRUCTOR_APPEND_ELT): New macros.
4235 (struct constructor_elt, struct tree_constructor): New data types.
4236 (union tree_node): Add tree_constructor field.
4237 * treestruct.def: Define TS_CONSTRUCTOR.
4238 * varasm.c (const_hash_1, compare_constant, copy_constant,
4239 compute_reloc_for_constant, output_addressed_constants,
4240 initializer_constant_valid_p, output_constant,
4241 array_size_for_constructor, output_constructor): Update to cope with
4242 VEC in CONSTRUCTOR_ELTS.
4243 * vec.h (VEC_empty, VEC_copy): New macros.
4245 2005-07-19 Devang Patel <dpatel@apple.com>
4247 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4249 2005-07-19 Richard Henderson <rth@redhat.com>
4252 * gimplify.c (gimplify_expr): Use main variant type for the temp
4253 destination for a discarded volatile read.
4254 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4255 casts between non-void types that change volatility.
4257 2005-07-15 DJ Delorie <dj@redhat.com>
4259 * toplev.h: Add comment about the first parameter for warning().
4260 * errors.h: Likewise.
4262 * c.opt (Wpragmas): New.
4263 * doc/invoke.texi: Document it.
4265 * function.c (do_warn_unused_parameter): Add warning control to
4267 * c-decl.c (warn_if_shadowing): Likewise.
4268 * c-lex.c (cb_def_pragma): Likewise.
4269 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4270 (pop_alignment): Likewise.
4271 (handle_pragma_pack): Likewise.
4272 (apply_pragma_weak): Likewise.
4273 (handle_pragma_weak): Likewise.
4274 (handle_pragma_redefine_extname): Likewise.
4275 (add_to_renaming_pragma_list): Likewise.
4276 (handle_pragma_extern_prefix): Likewise.
4277 (maybe_apply_renaming_pragma): Likewise.
4278 (handle_pragma_visibility): Likewise.
4280 * config/c4x/c4x-c.c (BAD): Likewise.
4281 (c4x_parse_pragma): Likewise.
4282 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4283 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4284 (rs6000_pragma_longcall): Likewise.
4285 * config/v850/v850-c.c (pop_data_area): Likewise.
4286 (ghs_pragma_section): Likewise.
4287 (ghs_pragma_section): Likewise.
4288 (ghs_pragma_interrupt): Likewise.
4289 (ghs_pragma_starttda): Likewise.
4290 (ghs_pragma_startsda): Likewise.
4291 (ghs_pragma_startzda): Likewise.
4292 (ghs_pragma_endtda): Likewise.
4293 (ghs_pragma_endsda): Likewise.
4294 (ghs_pragma_endzda): Likewise.
4296 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4297 Kenneth Zadeck <zadeck@naturalbridge.com>
4299 * Makefile.in: Removed tree-promote-statics.c
4300 * tree-promote-statics.c: Removed.
4301 * common.opt: Removed flag-promote-statics.
4303 * passes.c: Removed tree-promote-statics pass.
4304 * tree-pass.h: Ditto.
4305 * timevar.def: Removed TV_PROMOTE_STATICS.
4308 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4310 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4312 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4314 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4317 * c-common.c (check_function_arguments): Call
4318 'check_function_format' if either -Wformat or
4319 -Wmissing-format-attribute are specified.
4320 * c-format.c (check_function_format): Check -Wformat before
4321 calling 'check_format_info'.
4322 * c-opts.c (c_common_post_options): Don't warn for
4323 -Wmissing-format-attribute without -Wformat.
4324 * c-typeck.c (convert_for_assignment): Detect additional cases for
4325 -Wmissing-format-attribute.
4326 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4329 2005-07-19 Richard Guenther <rguenther@suse.de>
4331 * config/i386/i386.md (lrint<mode>2): Use temporary
4332 instead of clobbering non-existent memory.
4334 2005-07-19 Nick Clifton <nickc@redhat.com>
4336 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4337 statement to avoid displaying ASCII control characters.
4339 2005-07-19 Ben Elliston <bje@au.ibm.com>
4341 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4342 * cfganal.c (find_edge_index): Ditto.
4343 * combine.c (combine_instructions): Ditto.
4344 * ddg.c (create_scc): Ditto.
4345 (find_successors): Ditto.
4346 (find_predecessors): Ditto.
4347 (find_nodes_on_paths): Ditto.
4348 (longest_simple_path): Ditto.
4349 * flow.c (update_life_info): Ditto.
4350 (count_or_remove_death_notes): Ditto.
4351 (clear_log_links): Ditto.
4352 * modulo-sched.c (generate_reg_moves): Ditto.
4353 (find_max_asap): Ditto.
4354 (find_max_hv_min_mob): Ditto.
4355 (find_max_dv_min_mob): Ditto.
4356 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4357 * sched-rgn.c (extract_edgelst): Ditto.
4358 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4359 (dump_update_ssa): Ditto.
4360 (ssa_names_to_replace) Ditto.
4361 (switch_virtuals_to_full_rewrite): Ditto.
4362 (update_ssa): Ditto.
4363 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4365 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4367 Fix PR tree-optimization/22483
4369 * tree-complex.c (create_components): Use
4370 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4371 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4372 * tree-flow.h (safe_referenced_var_iterator): New structure.
4373 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4374 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4375 safe_referenced_var iterator.
4376 (add_type_alias): Ditto.
4378 2005-07-19 Steven Bosscher <stevenb@suse.de>
4380 * loop-init.c (rest_of_handle_loop2): Remove.
4381 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4382 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4383 (pass_rtl_loop_init, pass_rtl_loop_done,
4384 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4385 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4386 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4387 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4388 pass_tree_loop_done, and pass_tree_unswitch.
4389 (gate_loop): Rename to gate_tree_loop.
4390 * passes.c (init_optimization_passes): Update for renamed tree
4391 loop passes. Add the new loop2 passes as subpasses of loop2.
4392 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4393 Update for the renamed tree loop passes.
4395 2005-07-18 Ian Lance Taylor <ian@airs.com>
4398 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4399 blocks when optimizing.
4401 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4403 * common.opt (frename-registers): Initialize to 2.
4405 (fgcse-after-reload): Ditto.
4406 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4407 (process_options): Only change flag_web, flag_rename_registers,
4408 and flag_rerun_cse_after_loop if not explicitly set by user.
4410 2005-07-18 Jan Beulich <jbeulich@novell.com>
4412 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4413 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4414 in 64-bit mode the same as DImode in 32-bit mode.
4415 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4416 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4417 mode. Add new mode parameter.
4418 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4419 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4420 x86_64_shift_adj): New expanders.
4421 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4422 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4424 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4425 DImode shift splitters.
4426 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4427 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4430 2005-07-18 Jan Beulich <jbeulich@novell.com>
4432 * i386.md (movdi_extzv_1): New.
4433 (zero_extendhidi2): Combine alternatives and never force use of
4435 (zero_extendqidi2): Likewise. Don't restrict input selection.
4437 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4439 Fix PR tree-optimization/22531
4440 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4443 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4445 * tree-promote-statics.c (pass_promote_statics): Change dump file
4448 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4450 * tree-optimize.c (init_tree_optimization_passes): Add
4451 pass_eliminate_useless_stores pass.
4452 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4453 * tree-ssa-pre.c (is_copy_stmt): New function.
4454 (follow_copies_till_vuse): Ditto.
4455 (do_eustores): Ditto.
4456 (gate_eustores): Ditto.
4458 2005-07-16 Richard Henderson <rth@redhat.com>
4460 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4462 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4463 Kenneth Zadeck <zadeck@naturalbridge.com>
4465 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4466 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4467 ipa-type-escape.h, tree-promote-statics.c
4468 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4469 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4470 tree-promote-statics.c: new files.
4471 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4472 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4473 int nonlocal_set_p, mark_constant_function): Deleted.
4474 (rest_of_handle_cfg): Removed call to mark_constant_function.
4475 (nonoverlapping_component_refs_p): Added calls to support
4476 type based aliasing.
4477 * tree-ssa-alias.c (may_alias_p,
4478 compute_flow_insensitive_aliasing): Ditto.
4479 * calls.c (flags_from_decl_or_type): Removed reference to
4481 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4482 too many arguments. This is necessary for Spec 2000.
4483 * cgraph.h (const_function, pure_function): Removed.
4484 * common.opt: Added "fipa-pure-const", "fipa-reference",
4485 "fipa-type-escape", and "ftree-promote-static".
4487 * passes.c: Added ipa and tree-promote-statics passes.
4488 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4489 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4490 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4491 * tree-flow.h: Added exposed sra calls and addition of
4492 reference_vars_info field for FUNCTION_DECLS.
4493 * tree-pass.h: Added passes.
4494 * tree-sra.c: (sra_init_cache): New function.
4495 (sra_insert_before, sra_insert_after) Made public.
4496 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4498 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4499 aliasing. (may_alias_p): Added code to use type escape analysis to
4501 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4502 code to prune clobbers of static variables based on information
4503 produced in ipa-reference pass. Changed call clobbering so that
4504 statics are not marked as clobbered if the call does not clobber
4507 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4509 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4512 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4514 * doc/install.texi (*-*-solaris2*): Document recommended version
4515 of GNU binutils and mention GNU linker problem on Solaris 10.
4517 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4520 * c-decl.c (c_build_bitfield_integer_type): New function.
4521 (finish_struct): Call it.
4522 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4524 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4526 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4529 2005-07-16 Jan Hubicka <jh@suse.cz>
4531 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4532 (scale_bbs_frequencies_int): Watch roundoff errors.
4533 * predict.c (return_prediction): Initialize return_stmt.
4535 2005-07-16 Jan Hubicka <jh@suse.cz>
4537 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4538 after RTL profiling.
4540 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4543 * fold-const.c (build_range_check): Convert high/low to etype
4544 if we are only comparing against exp.
4546 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4548 Fix PR tree-optimization/22376
4549 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4551 (need_to_solve): New function.
4552 (compute_points_to_sets): Use it.
4554 2005-07-15 Jan Hubicka <jh@suse.cz>
4556 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4557 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4559 2005-07-15 Richard Guenther <rguenther@suse.de>
4561 * c-common.c (handle_flatten_attribute): New function.
4562 Add flatten function attribute.
4563 * doc/extend.texi: Document flatten function attribute.
4564 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4565 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4567 (cgraph_decide_inlining): Handle functions with flatten
4570 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4572 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4573 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4574 UNSPEC_XCHG, UNSPEC_AND): New.
4575 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4576 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4577 * config/rs6000/sync.md (FETCHOP): New code macro.
4578 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4580 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4581 (sync_compare_and_swap<mode>): Same.
4582 (sync_lock_test_and_set<mode>): Same.
4583 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4584 for QImode and HImode, and not PPC405.
4585 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4586 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4587 (sync_<fetchop>{si,di}_internal): New.
4588 (sync_nand{si,di}_internal): New.
4589 (sync_old_<fetchop>{si,di}_internal): New.
4590 (sync_old_nand{si,di}_internal): New
4591 (sync_new_<fetchop>{si,di}_internal): New.
4592 (sync_new_nand{si,di}_internal): New.
4593 (atomic_and{si,di}): New.
4594 (sync_new_nand{si,di}_internal): New.
4595 (atomic_and{si,di}): New.
4596 (sync_add<mode>_internal): Delete.
4597 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4598 (sync_sub<mode>_internal): Delte.
4599 (sync_subshort_internal): New.
4600 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4601 (sync_anddi_internal): Delete.
4602 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4603 (sync_booldi_internal): Delete.
4604 (sync_boolc<mode>_internal): Delete.
4605 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4606 (sync_boolc<mode>_internal2): Delete.
4607 (sync_boolcc<mode>_internal): Delete.
4608 (isync, lwsync): Use unspec instead of unspec_volatile.
4609 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4610 Revert UNSPEC_VOLATILE.
4611 (rs6000_split_atomic_op): New.
4612 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4614 2005-07-14 Eric Christopher <echristo@redhat.com>
4616 * config/mips/mips.c (mips_canonicalize_comparison): Cast
4617 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4619 2005-07-14 Eric Christopher <echristo@redhat.com>
4621 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4623 2005-07-14 Steven Bosscher <stevenb@suse.de>
4625 PR tree-optimization/22230
4626 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4627 the computation of the four cross productions for "range op range".
4629 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
4630 Ulrich Weigand <uweigand@de.ibm.com>
4633 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4636 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4638 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4640 2005-07-14 Steve Ellcey <sje@cup.hp.com>
4642 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4644 2005-07-14 Richard Guenther <rguenther@suse.de>
4647 * config/i386/i386-protos.h (ix86_function_value): Change
4648 prototype to match new target hook.
4649 * config/i386/i386.c (ix86_value_regno): Change prototype
4650 to take extra type argument.
4651 (TARGET_FUNCTION_VALUE): Define.
4652 (ix86_function_ok_for_sibcall): Pass extra argument to
4653 ix86_value_regno, check return slot rtx for exact match.
4654 (ix86_function_value): Take extra parameter. Dispatch to
4655 ix86_value_regno with fndecl/fntype as provided.
4656 (ix86_value_regno): Handle extra type argument.
4657 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4659 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4660 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4661 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4662 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4663 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4665 2005-07-14 Richard Guenther <rguenther@suse.de>
4667 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4668 * calls.c (expand_call): Pass fntype to hard_function_value.
4669 (emit_library_call_value_1): Likewise.
4670 * explow.c: Include target.h.
4671 (hard_function_value): Take extra argument, the fntype.
4672 Use new target hook for function_value.
4673 * expr.h (hard_function_value): Change prototype.
4674 * function.c (aggregate_value_p): Pass 0 as fntype to
4675 hard_function_value.
4676 (assign_parms): Use new target hook for function_value.
4677 Pass 0 as fntype to hard_function_value.
4678 (expand_function_end): Likewise.
4679 * reg-stack.c: Include target.h.
4680 (stack_result): Use new target hook for function_value.
4681 * target-def.h: New target hook function_value.
4682 * target.h: Likewise.
4683 * targhooks.c (default_function_value): New function.
4684 * targhooks.h (default_function_value): Declare.
4686 2005-07-13 Ian Lance Taylor <ian@airs.com>
4688 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4690 2005-07-14 Jan Hubicka <jh@suse.cz>
4692 * tree-dfa.c (dump_variable): Use default_def function.
4693 * tree-ssa-alias.c (dump_points_to_info): Likewise.
4694 * tree-ssa.c (verify_use): Likewise.
4695 * tree-ssanames.c (release_ssa_name): Likewise.
4696 * tree-tailcall.c (eliminate_tail_call): Likewise.
4697 (tree_optimize_tail_calls_1): Likewise.
4698 * tree-vrp.c (get_value_range): Likewise.
4700 2005-07-14 Ben Elliston <bje@au.ibm.com>
4702 * gcc.c (main): Compare language[0] with '*' when iterating over
4705 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4707 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4708 "s390_emit_compare". Add handling of CCZ1mode.
4709 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4710 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4712 (s390_branch_condition_mask): Add CCZ1mode handling.
4713 * config/s390/s390.md: ("seq", "*seq"): New pattern.
4714 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4715 Use CCZ1mode instead of CCZmode.
4716 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
4718 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4720 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4722 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4724 2005-07-13 Eric Christopher <echristo@redhat.com>
4726 * config/mips/mips.c (mips_canonicalize_comparison): New.
4727 (mips_emit_int_relational): Use.
4729 2005-07-13 Eric Christopher <echristo@redhat.com>
4731 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4733 * config/s390/s390.md: Include tpf.md. Move tpf specific
4735 * config/s390/tpf.md: To here.
4736 * config/s390/s390.opt: Move tpf specific options...
4737 * config/s390/tpf.opt: to here. Add mmain option.
4738 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4739 * config/s390/tpf.h: Rewrite.
4741 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4743 * doc/tm.texi: Remove @xref{Cross-profiling}.
4745 2005-07-13 Jeff Law <law@redhat.com>
4747 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4748 expressions, test their _DECL operands for pointer equality rather
4749 than using operand_equal_p.
4751 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4753 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4754 (TARGET_POSIX_IO): This.
4755 * config/darwin.h: Likewise.
4756 * config/freebsd.h: Likewise.
4757 * config/linux.h: Likewise.
4758 * config/lynx.h: Likewise.
4759 * config/netbsd.h: Likewise.
4760 * config/rs6000/linux64.h: Likewise.
4761 * config/rs6000/linux.h: Likewise.
4762 * config/s390/tpf.h: Likewise.
4763 * config/sh/embed-elf.h: Likewise.
4764 * config/sparc/linux64.h: Likewise.
4765 * config/sparc/linux.h: Likewise.
4766 * config/svr4.h: Likewise.
4767 * gcov-io.h: Likewise.
4769 * doc/tm.texi: Updated.
4771 * libgcov.c (create_file_directory): Defined only if
4772 TARGET_POSIX_IO is defined.
4773 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4776 2005-07-13 Jan Hubicka <jh@suse.cz>
4778 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4780 2005-07-13 David Edelsohn <edelsohn@gnu.org>
4782 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4783 structure as argument.
4785 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
4787 PR tree-optimization/21921
4788 * tree-iterator.c (tsi_link_before): Support the case when
4789 tsi_end_p (tsi) == true.
4791 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4793 PR tree-optimization/22442
4794 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4797 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4799 PR rtl-optimization/20376
4800 * toplev.c (process_options): Enable -fweb and -frename-registers when
4802 * doc/invoke.texi: Update the information about when -fweb and
4803 -frename-registers are enabled.
4805 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4808 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4809 if *rhs_p is not a SSA_NAME.
4811 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
4813 Fix PR tree-optimization/22422
4814 * tree-ssa-structalias.c (struct variable_info): Add flag for
4816 (get_varinfo): Now a static function.
4817 (new_varinfo): init has_union and is_special_var to false.
4818 (solution_set_add): Check has_union.
4819 (do_da_constraint): Move temporary variable so it gets reset
4821 Also check for special variable.
4822 (do_ds_constraint): Ditto.
4823 (do_sd_constraint): Ditto.
4824 (do_structure_copy): Check for special variable.
4825 (find_func_aliases): Ditto.
4826 (init_base_vars): Set special vars properly.
4828 2005-07-13 Jan Hubicka <jh@suse.cz>
4830 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
4833 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
4834 (get_expr_operands): Fix thinko wrt flags and subvars.
4836 PR tree-optimize/22379
4837 * tree-inline.c (expand_call_inline): Do not output sorry in early
4840 2005-07-12 Dale Johannesen <dalej@apple.com>
4842 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
4844 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4847 * host-linux.h: Include limits.h.
4849 2005-07-12 Dale Johannesen <dalej@apple.com>
4851 * expr.c (compress_float_constant): Add cost check.
4852 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
4854 2005-07-12 Dale Johannesen <dalej@apple.com>
4856 * gcc.target/i386/compress-float-sse.c: New.
4857 * gcc.target/i386/compress-float-sse-pic.c: New.
4858 * gcc.target/i386/compress-float-387.c: New.
4859 * gcc.target/i386/compress-float-387-pic.c: New.
4860 * gcc.dg/compress-float-ppc.c: New.
4861 * gcc.dg/compress-float-ppc-pic.c: New.
4863 2005-07-12 Eric Christopher <echristo@redhat.com>
4865 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4867 * config/s390/s390.md: Include tpf.md. Move tpf specific
4869 * config/s390/tpf.md: To here.
4870 * config/s390/s390.opt: Move tpf specific options...
4871 * config/s390/tpf.opt: to here. Add mmain option.
4872 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4873 * config/s390/tpf.h: Rewrite.
4875 2005-07-12 Eric Christopher <echristo@redhat.com>
4877 * gcc.c (struct infile): Update comment for language.
4878 (main): Rewrite input file resetting code.
4880 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4883 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
4884 requiring a cast in a non RHS of modify_expr. Add a cast when required.
4885 (lookup_avail_expr): Use constant_boolean_node instead
4886 of boolean_false_node/boolean_true_node.
4888 2005-07-12 Ben Elliston <bje@au.ibm.com>
4890 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
4891 and use it when printing num_edges.
4893 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
4895 * doc/extend.texi (Blackfin Built-in Functions): New section.
4896 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
4899 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
4901 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
4902 s/cmpstrsi/cmpstrnsi
4903 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
4905 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
4906 (init_optabs): Initialize cmpstrn_optab.
4907 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
4908 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
4909 * expr.c: (enum insn_code cmpstrn_optab): Declare.
4910 * config/i386/i386.md: s/cmpstr/cmpstrn
4911 * config/c4x/c4x.md: s/cmpstr/cmpstrn
4912 * doc/md.texi: Update documentation.
4914 2005-07-11 Richard Henderson <rth@redhat.com>
4916 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
4917 build_va_arg_indirect_ref.
4918 (alpha_gimplify_va_arg): Likewise.
4919 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
4920 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4921 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
4922 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4923 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4924 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
4926 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4928 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4930 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4931 * passes.c (init_optimization_passes): Add pass_empty_loop.
4932 * tree-pass.h (pass_empty_loop): Declare.
4933 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4934 try_remove_empty_loop, remove_empty_loops): New functions.
4935 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4936 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4938 2005-07-12 Peter Barada <peter@the-baradas.com>
4942 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4943 in address registers.
4944 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4945 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4946 alternative of addsi3_5200.
4948 2005-07-11 Ian Lance Taylor <ian@airs.com>
4950 * config/mips/mips.md (ffs<mode>2): Remove.
4952 2005-07-11 Ian Lance Taylor <ian@airs.com>
4954 * doc/tree-ssa.texi (Cleanups): Improve description of
4956 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
4958 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4960 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
4961 * tree.h (DECL_ARGUMENT_FLD): New macro.
4963 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4965 Fix PR tree-optimization/22404
4967 * tree-ssa-structalias.c (create_variable_info_for): Use
4970 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
4972 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
4973 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
4974 for second comparison operand.
4975 * config/bfin/predicates.md (reg_or_const_int_operand): New.
4977 * config/bfin/bfin.md (define_attr "type"): Add "sync".
4978 (define_insn_reservation "alu"): Likewise.
4979 (csync, ssync): Now of type sync.
4980 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
4981 -mcsync-anomaly -mspecld-anomaly.
4982 * config/bfin/bfin.opt (mcsync): Remove.
4983 (mcsync-anomaly, mspecld-anomaly): Add.
4984 * config/bfin/bfin.c: Include "insn-codes.h".
4985 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
4986 (TARGET_DEFAULT_TARGET_FLAGS): New.
4987 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
4989 2005-07-11 Steven Bosscher <stevenb@suse.de>
4991 * basic-block.h: Give the BB flags enum a name, bb_flags.
4992 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
4993 * cfgcleanup.c (enum bb_flags): Remove here.
4994 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
4995 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
4996 (update_forwarder_flag): Likewise.
4997 (thread_jump): Likewise.
4998 (try_forward_edges): Likewise.
4999 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5000 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5001 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5003 2005-07-11 Richard Guenther <rguenther@suse.de>
5005 * config/i386/i386.opt: New target option -msseregparm.
5006 * config/i386/i386.c (override_options): Error out for
5007 -msseregparm but no SSE support.
5008 (ix86_function_sseregparm): Check for global sseregparm.
5009 * doc/invoke.texi: Document -msseregparm.
5011 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5013 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5014 (m32rle-*-linux*): Ditto.
5016 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5018 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5019 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5022 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5026 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5027 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5029 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5031 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5032 (varmap): Heapify varmap.
5033 (constraints): Heapify constraints.
5034 (struct constraint_graph): Heapify succs and preds.
5035 (constraint_vec_find): Update for heapification.
5036 (constraint_set_union): Ditto.
5037 (insert_into_complex): Ditto.
5038 (constraint_edge_vec_find): Ditto.
5039 (erase_graph_self_edge): Ditto.
5040 (add_graph_edge): Ditto.
5041 (get_graph_weights): Ditto.
5042 (merge_graph_nodes): Ditto.
5043 (build_constraint_graph): Ditto.
5044 (topo_visit): Ditto.
5045 (solve_graph): Ditto.
5046 (create_variable_info_for): Ditto.
5047 (init_base_vars): Ditto.
5048 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5049 (condese_varmap_nodes): Free complex vector.
5050 (clear_edges_for_node): Clear succs and preds vector.
5052 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5054 * tree-ssa-structalias.c (update_alias_info): Change counting of
5055 references to not include vdefs.
5057 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5059 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5062 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5064 * pa.c (pa_commutative_p): Make PLUS commutative when
5065 TARGET_NO_SPACE_REGS is true.
5067 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5069 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5070 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5071 * tree-dfa.c (dump_subvars_for): New.
5072 (debug_subvars_for): New.
5073 (dump_variable): Show subvariables if VAR has them.
5074 * tree-flow-inline.h (get_subvar_at): New.
5075 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5076 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5078 (struct subvar): Change fields offset and size to unsigned
5080 (dump_subvars_for): Declare.
5081 (debug_subvars_for): Declare.
5082 (get_subvar_at): Declare.
5083 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5084 to unsigned HOST_WIDE_INT *.
5085 (overlap_subvar): Likewise.
5086 * tree-gimple.c (is_gimple_reg): Always return false for
5087 SFTs and memory tags.
5088 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5090 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5091 (compute_may_aliases): Call compute_points_to_sets.
5092 (collect_points_to_info_for): Remove.
5093 (compute_points_to_and_addr_escape): Remove.
5094 (delete_alias_info): Call delete_points_to_sets.
5095 (compute_flow_sensitive_aliasing): If the call to
5096 find_what_p_points_to returns false, call set_pt_anything.
5097 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5098 (set_pt_anything): Clear pi->pt_vars.
5099 (set_pt_malloc): Remove.
5100 (merge_pointed_to_info): Remove.
5101 (add_pointed_to_expr): Remove.
5102 (add_pointed_to_var): Remove.
5103 (collect_points_to_info_r): Remove.
5104 (is_escape_site): Make extern.
5106 (create_overlap_variables_for): Call it.
5107 * tree-ssa-copy.c (merge_alias_info): Never merge
5108 flow-sensitive alias information.
5109 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5110 offset and size to be unsigned HOST_WIDE_INT.
5111 (add_to_addressable_set): Rename from note_addressable.
5112 Set TREE_ADDRESSABLE as the variables are added to the set.
5114 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5115 operands into VUSEs when adding V_MAY_DEFs for members in an
5117 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5118 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5119 (struct variable_info): Add bitfield is_heap_var.
5120 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5121 (new_var_info): Initialize is_heap_var.
5122 (get_constraint_for): Add HEAP variables to the symbol table.
5123 Mark them with is_heap_var.
5124 (update_alias_info): New. Taken mostly from the old
5125 compute_points_to_and_addr_escape.
5126 (handle_ptr_arith): New.
5127 (find_func_aliases): Call update_alias_info.
5128 Call handle_ptr_info for tcc_binary expressions.
5129 Call mark_stmt_modified.
5130 (create_variable_info_for): If DECL has subvars, do not create
5131 variables for its subvars. Always add all the fields.
5132 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5133 SFTs, then add all the SFTs of the structure.
5134 If VI->DECL is an aggregate with subvariables, add the SFT at
5136 (find_what_p_points_to): If VI is an artificial variable,
5137 translate to bitfields in SSA_NAME_PTR_INFO.
5138 If the solution is empty, set pi->pt_vars to NULL
5139 (init_base_vars): Create ANYOFFSET.
5140 (compute_points_to_sets): Rename from create_alias_vars.
5142 (pass_build_pta): Remove.
5143 (delete_points_to_sets): Rename from delete_alias_vars.
5144 (pass_del_pta): Remove.
5145 * tree-ssa-structalias.h (struct alias_info): Move from
5147 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5148 NUM_REFERENCES_SET): Likewise.
5149 (compute_points_to_sets, delete_points_to_sets): Declare.
5151 2005-07-09 Richard Henderson <rth@redhat.com>
5153 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5154 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5155 alpha_split_lock_test_and_set_12): New functions.
5156 * config/alpha/alpha-protos.h: Update.
5157 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5158 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5159 * config/alpha/sync.md (I12MODE): New.
5160 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5161 (sync_<fetchop_name><I48MODE>): Likewise.
5162 (sync_nand<I48MODE>): Likewise.
5163 (sync_old_<fetchop_name><I48MODE>): Likewise.
5164 (sync_new_<fetchop_name><I48MODE>): Likewise.
5165 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5166 (sync_compare_and_swap<I48MODE>): Likewise.
5167 (sync_lock_test_and_set<I48MODE>): Likewise.
5168 (sync_compare_and_swap<I12MODE>): New.
5169 (sync_compare_and_swap<I12MODE>_1): New.
5170 (sync_lock_test_and_set<I12MODE>): New.
5171 (sync_lock_test_and_set<I12MODE>_1): New.
5173 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5177 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5179 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5181 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5182 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5184 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5187 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5189 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5191 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5192 memory_operand constraint.
5193 (store_conditional_<mode>): Same.
5194 (sync_compare_and_swap<mode>): Same.
5195 (sync_lock_test_and_set<mode>): Same.
5197 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5199 Rewrite PIC support to more closely model actual instructions.
5200 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5201 (cris_symbol): Remove prototypes for removed functions.
5202 (cris_pic_symbol_type_of, cris_valid_pic_const)
5203 (cris_expand_pic_call_address): Prototypes for new functions.
5204 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5206 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5208 <case ':'>: Add case for new punctuation character.
5209 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5210 emitting (extra) PIC modifier.
5211 <case UNSPEC>: Do not assert for PLT.
5212 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5213 (cris_expand_prologue, cris_expand_epilogue): Check
5214 for pic_offset_table_rtx usage instead of taking
5215 current_function_uses_pic_offset_table as the final word.
5216 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5217 Remove flag_pic difference.
5218 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5219 the moral equivalents of...
5220 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5222 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5223 (cris_handle_option): Mark ARG as unused.
5224 (cris_expand_pic_call_address): New worker function for "call",
5226 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5227 output PIC constructs here.
5228 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5229 as symbol-specific modifers, not whole or part of operands.
5230 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5231 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5232 constants and flag_pic.
5233 (CONSTANT_INDEX_P): Adjust for new functions.
5234 (enum cris_pic_symbol_type): New helper type.
5235 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5236 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5237 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5239 ("movsi"): Emit actual instructions for GOT and relative access.
5240 ("*movsi_got_load"): New pattern to set up the register holding
5242 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5243 Adjust FIXME for 'S'.
5244 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5245 Use "movs" for -fpic cases.
5246 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5247 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5248 ("call", "call_value"): Just call cris_expand_pic_call_address for
5250 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5251 Remove special pattern.
5252 ("*expanded_call_side", "*expanded_call_value_side"): New
5254 (gotplt-to-plt, gotplt-to-plt-side-call)
5255 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5257 * config/cris/cris/predicates.md
5258 ("cris_general_operand_or_gotless_symbol"): Remove unused
5260 ("cris_general_operand_or_symbol"): Adjust for new functions.
5262 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5264 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5266 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5268 * Makefile.in (TREE_H): Add treestruct.def.
5269 (c-decl.o): Add pointer-set.h
5270 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5271 visibility on regular DECL's.
5272 (merge_decls): Fix the copying of decl nodes of various types for
5273 the new structures. Don't update RTL, section name, weak status,
5274 etc, on DECL's without RTL.
5275 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5276 Don't check volatile on non-variable types.
5277 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5278 to check whether we have seen arguments.
5279 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5280 flag is checked before field (flag is common, field is not).
5281 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5282 TS_DECL_COMMON could have an origin.
5283 (add_location_or_const_value_attribute): Don't check section name
5284 on non-var/function decls.
5285 (dwarf2out_var_location): Reverse order of tests.
5286 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5287 with DECL_WRTL_CHECK.
5288 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5289 * fold-const.c (fold_binary): Don't check weakness on
5290 non-var/function decls.
5291 (tree_expr_nonzero_p): Ditto.
5292 (fold_checksum_tree): Use tree_decl_extra as sizeof
5294 * ggc-page.c (extra_order_size_table): Add sizes for
5295 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5297 * gimplify.c (gimplify_bind_expr): Only set
5298 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5299 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5301 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5302 * langhooks.h (init_ts). New langhook.
5303 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5304 * print-tree.c (print_node): Update to only print fields that
5305 exist in the structures the passed decl has.
5306 * toplev.c (wrapup_global_declarations): Don't reset
5307 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5308 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5309 * tree-inline.c (remap_decl): Ditto.
5310 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5311 * tree-pretty-print.c (print_declaration): Don't print
5312 DECL_REGISTER on things that don't contain it.
5313 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5314 non-var/function decls.
5315 * tree.c (tree_contains_struct): New structure.
5316 (init_priority_for_decl): New hashtable.
5317 (tree_int_map): New structure.
5318 (tree_int_map_eq): New function.
5319 (tree_int_map_marked_p): Ditto.
5320 (tree_int_map_hash): Ditto.
5321 (tree_map): Move to tree.h.
5322 (tree_map_eq): Externalize.
5323 (tree_map_hash): Ditto.
5324 (tree_map_marked_p): Ditto.
5325 (init_ttree): Set up tree_contains_struct and call langhook.
5326 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5327 (tree_code_size): Update for new structures.
5328 (tree_node_structure): Update for new structures.
5329 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5331 (copy_node_stat): Copy init priority.
5332 (build_decl_stat): Ditto for visibility.
5333 (ts_enum_names): New.
5334 (tree_contains_struct_check_failed): New function.
5335 (decl_init_priority_lookup): Ditto.
5336 (decl_init_priority_insert): Ditto.
5337 * treestruct.def: New file.
5338 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5339 (CONTAINS_STRUCT_CHECK): Ditto.
5340 (tree_contains_struct_check_failed): New prototype.
5341 (DECL_CHECK): Removed.
5342 (DECL_MINIMAL_CHECK): New.
5343 (DECL_COMMON_CHECK): Ditto.
5344 (DECL_WRTL_CHECK): Ditto.
5345 (DECL_NON_COMMON_CHECK): Ditto.
5346 (DECL_WITH_VIS_CHECK): Ditto.
5347 (VAR_OR_FUNCTION_DECL_P): Ditto
5348 (struct tree_decl_minimal): New structure.
5349 (struct tree_decl_common): Ditto.
5350 (struct tree_decl_with_rtl): Ditto.
5351 (struct tree_decl_with_vis): Ditto.
5352 (struct tree_decl_non_common): Ditto.
5353 (struct tree_field_decl): Ditto.
5354 (struct tree_parm_decl): Ditto.
5355 (struct tree_var_decl): Ditto.
5356 (struct tree_function_decl): Ditto.
5357 (struct tree_const_decl): Ditto.
5358 (struct tree_result_decl): Ditto.
5359 (union tree_node): Add new structures.
5360 * var-tracking.c (track_expr_p): Reverse order of tests.
5362 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5364 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5366 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5367 * system.h: Poison FINALIZE_PIC.
5368 * doc/tm.texi (FINALIZE_PIC): Remove.
5370 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5373 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5374 to the correct type if we have a MODIFY_EXPR.
5376 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5378 PR tree-optimization/22360
5379 * tree.c (upper_bound_in_type): Fix calculations for casting
5380 to a non-wider signed type and casting a signed value to a
5381 wider unsigned type.
5382 (lower_bound_in_type): Fix calculations for casting to a
5383 non-wider signed type.
5385 PR tree-optimization/20139
5386 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5388 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5389 fold_cond_expr_cond.
5390 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5391 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5393 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5396 * tree-complex.c (expand_complex_libcall): Produce
5397 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5399 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5401 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5402 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5403 b" assert and inserted fastpath code for this case.
5404 (bitmap_ior): Removed "a != b" assert.
5406 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5408 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5409 (ENDFILE_SPEC): Likewise.
5410 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5412 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5413 a large stack frame at epilogue.
5415 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5417 * final.c: Include sdbout.h when required.
5419 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5421 * config.gcc (*-*-darwin*): Only one target-specific header file
5423 (powerpc-*-darwin*): Add version-specific header files.
5424 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5425 * config.in: Regenerate.
5426 * configure: Regenerate.
5427 * gcc.c: Include xregex.h.
5428 (version_compare_spec_function): New.
5429 (spec_function): Add version-compare.
5430 (replace_outfile_spec_function): Reformat comment.
5431 (compare_version_strings): New.
5432 * config/darwin-c.c (version_as_macro): New.
5433 (builtin_define): New.
5434 (darwin_cpp_builtins): New.
5435 * config/darwin-protos.h (darwin_cpp_builtins): New.
5436 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5437 (LIB_SPEC): Make unconditional, update comment.
5438 (TARGET_C99_FUNCTIONS): Define.
5439 * config/darwin.opt: Sort.
5440 (mmacosx-version-min=): New.
5441 * config/darwin7.h: Delete.
5442 * config/darwin8.h: Delete.
5443 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5444 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5445 (TARGET_C99_FUNCTIONS): Define.
5446 * config/rs6000/darwin7.h: New.
5447 * config/rs6000/darwin8.h: New.
5448 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5449 (-mmacosx-version-min): Document.
5451 2005-07-07 Ian Lance Taylor <ian@airs.com>
5453 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5455 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5458 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5460 2005-07-07 Khem Raj <kraj@mvista.com>
5462 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5463 in bytes, not words.
5465 2005-07-07 Paul Brook <paul@codesourcery.com>
5467 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5468 DEFAULT_FUNCTION_ARG_PADDING to upward.
5470 2005-07-07 Richard Henderson <rth@redhat.com>
5472 * function.c (locate_and_pad_parm): Record parameter alignment in
5473 stack_alignment_needed.
5475 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5477 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5478 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5479 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5480 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5481 (define_attr "type"): Add isync, sync, load_l, store_c.
5482 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5483 Create scratch volatile MEM.
5484 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5486 (load_locked_<mode>): New.
5487 (store_conditional_<mode>): New.
5488 (sync_compare_and_swap<mode>): Replace with splitter.
5489 (sync_lock_test_and_set<mode>): Replace with splitter.
5490 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5492 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5493 is ics. Attribute isync.
5494 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5496 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5497 and UNSPECV_SYNC_OP.
5498 (emit_unlikely_jump): New.
5499 (emit_load_locked): New.
5500 (emit_store_conditional): New.
5501 (rs6000_split_compare_and_swap): New.
5502 (rs6000_split_lock_test_and_set): New.
5503 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5504 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5505 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5506 rs6000_split_lock_test_and_set): Declare.
5507 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5508 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5509 store_c, isync, sync.
5511 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5513 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5514 filenames to gtyp-gen.h.
5515 (s-typ-gen): Use it in place of for loops.
5517 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5519 * hooks.c (hook_bool_rtx_int_false): New function.
5520 * hooks.h (hook_bool_rtx_int_false): Declare.
5521 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5522 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5523 * target.h (struct gcc_target): Add commutative_p member.
5524 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5525 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5526 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5527 (pa_commutative_p): New function.
5528 * jump.c (target.h): Include.
5529 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5530 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5532 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5534 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5535 (s390_expand_setmem): New.
5536 * config/s390/s390.c: Likewise.
5537 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5539 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5540 general_operand. Call new function "s390_expand_setmem".
5541 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5542 ("setmem_long", "*setmem_long"): ... this.
5544 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5546 * config/s390/s390.c: (optimization_options): Enable
5547 TARGET_MVCLE at -Os.
5548 * doc/invoke.texi: Document changes in default behaviour.
5549 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5551 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5553 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5554 defined by back-end.
5556 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5558 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5559 all sets in the pattern.
5560 * config/rs6000/rs6000.md (stack_protect_testsi,
5561 stack_protect_testdi): Likewise.
5563 2005-07-06 Jeff Law <law@redhat.com>
5565 * tree-vrp.c (simplify_using_ranges): Kill.
5566 (vrp_finalize): Remove call to simplify_using_ranges.
5567 (simplify_stmt_using_ranges): New function extracted from
5568 simplify_using_ranges.
5569 (simplify_div_or_mod_using_ranges): Likewise.
5570 (simplify_abs_using_ranges): Likewise.
5571 (simplify_cond_using_ranges): New function.
5572 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5573 * tree-ssa-propagate.c (substitute_and_fold): Call
5574 simplify_stmt_using_ranges if we have range information.
5576 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5578 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5579 ia64_flag_schedule_isns2.
5581 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5582 reading/writing general registers.
5583 (ia64_function_arg): Revert 2005-06-18 change.
5585 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5587 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5588 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5590 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5592 * function.c (expand_function_end): Revert part of 2005-06-27
5593 patch. Do sjlj_emit_function_exit_after after return_label.
5595 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5597 * doc/install.texi (--disable-libssp): New.
5599 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5601 * doc/invoke.texi: Update -fforce-mem documentation.
5602 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5603 code for -fforce-mem.
5604 * expmed.c: (store_bit_field,store_fixed_bit_field,
5605 extract_bit_field): Ditto.
5606 * expr.c: (convert_move): Ditto.
5607 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5608 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5609 emit_conditional_add,expand_float,expand_fix): Ditto.
5610 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5611 (common_handle_option): Issue warning when -fforce-mem specified.
5613 2005-07-06 Paul Brook <paul@codesourcery.com>
5615 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5617 * configure: Regenerate.
5619 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
5621 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5623 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
5625 Fix PR tree-optimization/22319
5626 Fix PR tree-optimization/22140
5627 Fix PR tree-optimization/22310
5629 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5630 variable sized types.
5631 Use correct type for intermediate structure on *a = *b structure
5634 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5636 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5638 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5639 (machine_function): Move typedef to...
5640 * config/rs6000/rs6000.c (machine_function): ... here. Add
5641 varargs_save_offset field.
5642 (rs6000_stack_t): Remove varargs_size field.
5643 (setup_incoming_varargs): Allocate varargs save area using
5644 assign_stack_local, try to make it as small as possible.
5645 Save offset from virtual_stack_vars_rtx to the save area
5646 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
5647 instead of magic 8 when fp word byte size is used.
5648 (rs6000_va_start): Use cfun->machine->varargs_save_offset
5649 instead of -RS6000_VARARGS_SIZE.
5650 (rs6000_stack_info, debug_stack_info,
5651 rs6000_initial_elimination_offset): Remove all traces of
5653 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5654 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5655 RS6000_VARARGS_AREA.
5657 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
5659 PR tree-optimization/21963
5660 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5661 constant_multiple_of in the same way get_computation_cost_at does.
5663 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5665 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5666 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5667 (gen_compare_reg): If sparc_compare_emitted is set, clear it
5668 and return its previous value.
5669 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5670 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5672 (stack_protect_set, stack_protect_test): New expanders.
5673 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5674 stack_protect_testdi): New insns.
5675 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5676 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5678 2005-07-06 Jeff Law <law@redhat.com>
5680 * tree-ssa-dce.c (cfg_altered): New global.
5681 (tree_dce_init): Initialize cfg_altered.
5682 (remove_dead_stmt): If we remove an edge in the CFG, then set
5684 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
5687 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5689 * Makefile.in (stamp-collect-ld): Use
5690 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
5691 ./collect-ld if it already exists.
5692 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
5693 Don't remove ./nm if it already exists.
5695 2005-07-05 Devang Patel <dpatel@apple.com>
5697 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
5698 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
5699 * tree-vectorizer.c (vect_loop_location): New.
5700 (vect_print_dump_info): Use vect_loop_location.
5701 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
5702 (vectorize_loops): Set vect_loop_location.
5703 * tree-vect-analyze.c (vect_analyze_offset_expr,
5704 vect_determin_vectorization_factor, vect_analyze_operations,
5705 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5706 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5707 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5708 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5709 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5710 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5711 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5712 vect_analyze_loop): Adjust vect_print_dump_info API.
5713 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5714 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5715 vect_finish_stmt_generation, vectorizable_assignment,
5716 vectorizable_operation, vectorizable_store, vectorizable_load,
5717 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5718 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5719 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5720 vect_transform_loop): Same.
5721 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5722 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5725 2005-07-05 Randolph Chung <tausq@debian.org>
5727 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5728 * configure: Regenerate.
5729 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5730 (pa_tls_referenced_p): Declare.
5731 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5732 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5733 (legitimize_tls_address): New.
5734 (hppa_legitimize_address): Handle TLS addresses.
5735 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5736 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5737 (emit_move_sequence): Handle TLS addresses.
5738 (pa_encode_section_info): Call default handler to handle common
5740 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5741 (CONSTANT_ADDRESS_P): Reject TLS operands.
5742 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5743 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5744 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5745 (UNSPEC_TLSLE): Define new constants.
5746 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5747 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5748 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5749 (tie_symbolic_operand, tle_symbolic_operand): New
5751 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
5753 * aclocal.m4: Update macros for autoconf 2.59 style.
5754 * configure.ac: Likewise.
5756 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5758 * pa.c (function_value): Handle small aggregates on 32-bit targets.
5759 (function_arg): Pass small aggregates in general registers on 32-bit
5761 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5763 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
5765 * Makefile.in (final.o): Fix dependencies.
5767 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5771 * langhooks.h (struct lang_hooks): Add expr_to_decl.
5772 * langhooks.c (lhd_expr_to_decl): New.
5773 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5775 (LANG_HOOKS_INITIALIZER): Update.
5776 * tree.c (recompute_tree_invarant_for_addr_expr): Call
5777 expr_to_decl langhook.
5778 * c-tree.h (c_expr_to_decl): Declare.
5779 * c-typeck.c (c_expr_to_decl): New.
5780 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5782 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5784 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5787 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5788 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5790 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
5792 * Makefile.in: Adjust dependencies.
5793 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5794 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5795 * alias.c (rest_of_handle_cfg, pass_cfg): New.
5796 * bb-reorder.c (duplicate_computed_gotos): Make it static.
5797 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5798 rest_of_compilation.
5800 * bb-reorder.c (gate_duplicate_computed_gotos,
5801 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5802 rest_of_handle_reorder_blocks, pass_reorder_blocks,
5803 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5804 pass_partition_blocks): New.
5805 * bt-load.c (gate_handle_branch_target_load_optimize,
5806 rest_of_handle_branch_target_load_optimize,
5807 pass_branch_target_load_optimize): New.
5808 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5810 * cfglayout.c (pass_insn_locators_initialize): New.
5811 * cfgrtl.c (pass_free_cfg): New.
5812 * combine.c (gate_handle_combine, rest_of_handle_combine,
5814 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5815 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5816 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5817 * except.c (pass_set_nothrow_function_flags,
5818 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5820 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5821 rest_of_handle_shorten_branches, pass_shorten_branches,
5822 rest_of_clean_state, pass_clean_state): New.
5823 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
5824 rest_of_handle_remove_death_notes, pass_remove_death_notes,
5825 rest_of_handle_life, pass_life, rest_of_handle_flow2,
5827 * function.c (pass_instantiate_virtual_regs, pass_init_function,
5828 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
5829 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5830 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
5832 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
5833 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
5834 pass_rtl_ifcvt, gate_handle_if_after_combine,
5835 rest_of_handle_if_after_combine, pass_if_after_combine,
5836 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
5837 pass_if_after_reload): New.
5838 * integrate.c (pass_initial_value_sets): New.
5839 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
5840 pass_purge_lineno_notes): New.
5841 * mode-switching.c (rest_of_handle_mode_switching,
5842 pass_mode_switching): New.
5843 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
5844 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
5846 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
5847 pass_loop_optimize): New.
5848 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
5850 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
5852 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
5853 pass_postreload_cse): New.
5854 * profile.c (gate_handle_profiling, pass_profiling,
5855 rest_of_handle_branch_prob, pass_branch_prob): New.
5856 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
5857 pass_split_before_regstack, gate_handle_split_before_regstack,
5858 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
5859 rest_of_handle_split_all_insns, pass_split_all_insns): New.
5860 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
5861 pass_stack_regs): New.
5862 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
5863 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
5864 pass_stack_adjustments): New.
5865 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
5866 pass_regrename): New.
5867 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
5868 pass_delay_slots, gate_handle_machine_reorg,
5869 rest_of_handle_machine_reorg, pass_machine_reorg): New.
5870 * rtl.h (extern void purge_line_number_notes): New.
5871 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
5872 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
5874 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
5876 * value-prof.c (gate_handle_value_profile_transformations,
5877 rest_of_handle_value_profile_transformations,
5878 pass_value_profile_transformations): New.
5879 * var-tracking.c (gate_handle_var_tracking,
5880 pass_variable_tracking): New.
5881 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
5883 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
5884 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
5885 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
5886 rest_of_handle_old_regalloc, rest_of_handle_regrename,
5887 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
5888 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
5889 rest_of_handle_gcse2, rest_of_handle_regmove,
5890 rest_of_handle_tracer, rest_of_handle_if_conversion,
5891 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
5892 rest_of_handle_web, rest_of_handle_branch_prob,
5893 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
5894 rest_of_handle_jump_bypass, rest_of_handle_combine,
5895 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5896 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5897 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
5898 rest_of_handle_mode_switching, rest_of_handle_jump,
5899 rest_of_handle_eh, rest_of_handle_stack_adjustments,
5900 rest_of_handle_flow2, rest_of_handle_jump2,
5901 rest_of_handle_peephole2, rest_of_handle_postreload,
5902 rest_of_handle_shorten_branches, rest_of_clean_state,
5903 rest_of_compilation): Remove.
5905 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
5906 * passes.c (dump_flags, in_gimple_form, all_passes,
5907 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5908 register_dump_files, next_pass_1, last_verified, execute_todo,
5909 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
5910 from tree-optimize.c.
5911 (init_optimization_passes): Moved from tree-optimize.c,
5912 adding the RTL optimizations.
5913 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
5914 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
5915 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5916 register_dump_files, next_pass_1, last_verified, execute_todo,
5917 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
5918 init_tree_optimization_passes, ipa_passes): Delete.
5919 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
5921 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
5922 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
5924 (ipa_passes): Remove.
5925 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
5926 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
5927 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
5928 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
5929 (dump_info_p, dump_flag): Moved to tree-dump.h.
5931 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5933 * passes.c (finish_optimization_passes): Use dump_begin
5934 and dump_end, TDI_end.
5935 (gate_rest_of_compilation): New.
5936 (pass_rest_of_compilation): Use it.
5937 (gate_postreload, pass_postreload): New.
5938 * toplev.c (general_init): Rename init_tree_optimization_passes.
5939 * toplev.h (init_tree_optimization_passes): Rename to
5940 init_optimizations_passes.
5941 * tree-dump.c (dump_flag): Make static.
5942 (dump_files): Remove RTL dumps.
5943 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5944 pass_cleanup_cfg, pass_free_cfg_annotations,
5945 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5946 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5947 * tree-pretty-print.c: Include tree-pass.h.
5948 * cgraph.c: Include tree-dump.h.
5950 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5952 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
5953 Only fall back to saying it points to readonly memory if
5956 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5958 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
5959 * config/m32r/m32r.c (m32r_compute_frame_size,
5960 m32r_expand_prologue): Take current_function_profile into
5961 account whenever we reference
5962 current_function_uses_pic_offset_table.
5963 (m32r_finalize_pic): Remove.
5964 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
5966 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
5968 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
5969 instead of $<. Don't remove ./as if it already exists.
5971 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5974 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
5975 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
5976 for complex modes when generating code for PA 1.0.
5977 (VALID_FP_MODE_P): New macro.
5978 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5979 sets for all general and floating point modes. Align wide floating
5980 point modes to even register boundaries to comply with architectural
5982 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
5983 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
5984 (VALID_FP_MODE_P): New macro.
5985 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5986 sets for all general and floating point modes. Align wide floating
5987 point modes to even register boundaries to comply with architectural
5990 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5992 * tree-dump.c (dump_files): Initialize dump number for .cgraph
5995 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5997 * tree-ssa-structalias.c: Don't include expr.h.
5999 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6001 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6004 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6006 Fix PR tree-optimization/22279
6008 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6011 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6013 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6015 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6017 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6018 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6019 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6020 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6021 config/stormy16/stormy16.c, config/v850/v850.c,
6022 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6023 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6024 Avoid "." or "\n" at end of diagnostics and capital letters at
6025 start of diagnostics.
6026 * combine.c, cse.c: Don't translate dump file output.
6027 * toplev.c (print_version): Only translate output if going to
6030 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6032 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6033 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6036 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6038 * pa.c (fix_range): Fix typo in comment.
6040 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6042 * tree-vrp.c (extract_range_from_assert): Replace
6043 fold (build (...)) with fold_build2.
6045 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6047 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6048 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6049 (format_types_orig, handle_format_attribute): Add support for
6052 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6054 * varasm.c (assemble_variable): Fix format specifier thinko.
6056 2005-07-03 Ira Rosen <irar@il.ibm.com>
6058 PR tree-optimization/22029 (and 22135)
6059 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6060 a phi node before calling dump_vops.
6062 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6064 * tree-dump.h (dump_string_field): Declare.
6065 * tree-dump.c: Use it instead of dump_string.
6066 (dump_string_field): Make non-static.
6068 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6070 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6071 up the minimal CFG stuff always when optimize > 0. Call
6072 split_all_insns_noflow in PIC case if needed.
6074 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6075 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6078 * c-decl.c (c_write_global_declarations): Dump contents of
6080 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6081 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6082 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6083 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6086 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6088 * c-common.h (GCC_DIAG_STYLE): Define.
6089 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6090 version for format checking to 4.1.
6091 * c-format.c: Include toplev.h after c-common.h.
6092 (enum format_type): Add gcc_tdiag_format_type.
6093 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6094 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6095 (format_types_orig): Add gcc_tdiag.
6096 (init_dynamic_diag_info): Support gcc_tdiag formats.
6097 (handle_format_attribute): Likewise.
6098 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6099 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6100 version for format checking to 4.1.
6101 (warning0, warning, error, pedwarn, sorry): Use
6103 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6104 (finish_aliases_1): Do not use %qE.
6105 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6106 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6107 Correct format bugs.
6108 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6109 parameter to unsigned HOST_WIDE_INT.
6110 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6112 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6115 * expr.c (write_complex_part): Use adjust_address for MEM.
6116 (read_complex_part): Same.
6118 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6120 Fix PR tree-optimization/22280
6122 * tree-sra.c (generate_element_init): Remove useless loop.
6124 2005-07-02 Richard Henderson <rth@redhat.com>
6126 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6128 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6130 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6133 * fold-const.c (fold_binary): Handle the return value of
6134 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6135 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6137 2005-07-02 Jeff Law <law@redhat.com>
6139 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6140 a eliminate type conversion which feeds an equality comparison
6141 if the original type or either operand in the comparison is a
6144 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6146 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6147 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6149 * config/avr/avr.c: Do not use '`' as left quote.
6150 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6151 Remove "." from end of diagnostics. Make diagnostics start with
6154 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6155 Joseph S. Myers <joseph@codesourcery.com>
6157 * toplev.c (default_tree_printer): Handle setting location with
6159 * c-objc.common.c (c_tree_printer): Likewise.
6160 * c-format.c (gcc_diag_flag_specs): Add '+'.
6161 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6162 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6164 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6165 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6166 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6167 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6168 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6169 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6170 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6171 format arguments where %J is used without %D.
6173 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6175 * gcc.c (LINK_SSP_SPEC): Define.
6176 (link_ssp_spec): New variable.
6177 (LINK_COMMAND_SPEC): Add %(link_ssp).
6178 (static_specs): Add link_ssp_spec.
6179 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6180 * configure: Rebuilt.
6181 * config.in: Rebuilt.
6183 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6184 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6185 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6186 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6187 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6188 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6189 -0x7008(2) instead of reading __stack_chk_guard variable.
6190 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6192 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6193 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6194 if TARGET_THREAD_SSP_OFFSET is defined.
6195 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6196 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6199 2005-06-27 Richard Henderson <rth@redhat.com>
6200 * libgcc-std.ver (GCC_4.1.0): New.
6201 * libgcc.h (__stack_chk_guard): Declare.
6202 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6203 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6204 * mklibgcc.in (lib2funcs): Add them.
6206 2005-07-01 Richard Henderson <rth@redhat.com>
6208 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6209 void * before struct sigcontext *.
6210 (x86_fallback_frame_state): Likewise.
6212 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6214 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6216 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6219 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6220 we check for SSA_NAME for.
6222 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6224 Fix PR tree-optimization/22071
6226 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6228 (get_constraint_for_component_ref): Use it.
6230 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6233 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6234 print out the last new line.
6236 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6238 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6239 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6240 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6241 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6242 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6243 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6244 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6245 (enum reg_class): New member CC0_REGS.
6246 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6247 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6248 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6249 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6250 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6251 Adjust for register now described.
6253 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6256 * config/i386/i386.md (stack_protect_test_si,
6257 stack_protect_test_di): Add earlyclobber for scratch 3.
6258 * config/rs6000/rs6000.md (stack_protect_testsi,
6259 stack_protect_testdi): Add earlyclobber for scratch 3,
6260 remove earlyclobber from scratch 4.
6262 Older entries for 2005 can be found in ChangeLog-2005.