1 2005-09-21 Uros Bizjak <uros@kss-loka.si>
4 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5 force integer op1 into register for XFmode compares.
7 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
10 * expmed.c (alg_code): Add alg_impossible.
11 (alg_hash_entry): Add cost.
12 (synth_mult): Record alg_impossible in the hash table if
13 multiplication by a given integer is impossble within the
14 limit. Speed up using alg_impossible.
16 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
18 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
19 argument. Allow and set any offset if needs_anyoffset is passed
21 (get_constraint_for): Add argument here too.
23 (do_structure_copy): Pass NULL to get_constraint_for.
24 (handle_ptr_arith): Ditto.
25 (find_func_aliases): Ditto.
27 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
29 PR rtl-optimization/23898
30 * output.h (get_attr_min_length): Declare.
31 * final.c (get_attr_length_1): New function, broken out of:
33 (get_attr_min_length): New function.
34 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
35 (duplicate_computed_gotos): Likewise.
36 * genattr.c (insn_min_length): Generate declaration.
37 * genattrtab.c (min_fn, min_attr_value): New functions.
38 (make_length_attrs): Generate insn_min_length.
40 2005-09-20 Steve Ellcey <sje@cup.hp.com>
42 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
44 2005-09-20 Richard Henderson <rth@redhat.com>
46 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
49 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
51 * c.opt (fextended-identifiers): New.
52 * c-opts.c (c_common_handle_option): Handle
53 -fextended-identifiers.
54 * doc/cpp.texi: Update documentation of extended identifiers.
55 * doc/cppopts.texi (-fextended-identifiers): Document.
57 2005-09-20 Jakub Jelinek <jakub@redhat.com>
59 PR tree-optimization/23929
60 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
63 PR tree-optimization/23818
64 * tree-stdarg.c (execute_optimize_stdarg): Call
65 calculate_dominance_info.
67 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
69 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
70 (analyze_siv_subscript_cst_affine): Add weak SIV test.
71 (compute_overlap_steps_for_affine_1_2): Use
72 get_number_of_iters_for_loop.
73 (analyze_subscript_affine_affine): Check whether difference is
75 Use get_number_of_iters_for_loop.
76 Check whether overlap occurs outside of bounds.
77 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
79 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
81 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
82 base register if possible.
84 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
86 PR tree-optimization/18463
87 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
88 converting it directly is not possible.
89 (chrec_convert_aggressive): New function.
90 * tree-chrec.h (chrec_convert_aggressive): Declare.
91 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
92 Fold chrec conversions aggressively if asked to.
93 (instantiate_parameters): Modified because of changes in
94 instantiate_parameters_1.
96 2005-09-19 Richard Henderson <rth@redhat.com>
98 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
99 (reduc_splus_v2df): New.
101 2005-09-19 Richard Sandiford <richard@codesourcery.com>
103 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
104 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
106 2005-09-19 Richard Henderson <rth@redhat.com>
108 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
111 2005-09-19 Richard Henderson <rth@redhat.com>
113 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
114 (ia64_expand_dot_prod_v8qi): New.
115 * config/ia64/ia64-protos.h: Update.
116 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
117 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
118 sdot_prodv8qi, sdot_prodv4hi): New.
119 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
121 2005-09-19 Richard Henderson <rth@redhat.com>
124 * real.c (exact_real_truncate): Return false if the format cannot
125 represent the number as a normal.
127 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
130 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
132 * tree-ssa-operands.c (swap_tree_operands): Export.
133 * tree.h (swap_tree_operands): Declare.
134 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
135 Call swap_tree_operands.
137 2005-09-19 Richard Henderson <rth@redhat.com>
139 * tree-flow.h (merge_alias_info): Declare.
140 * tree-ssa-copy.c (merge_alias_info): Export.
141 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
142 (vect_create_data_ref_ptr): Use create_iv directly.
143 (vectorizable_load): Use correct types for integer constants.
144 (vect_generate_tmps_on_preheader): Likewise.
145 (vect_gen_niters_for_prolog_loop): Likewise.
147 2005-09-19 Steven Bosscher <stevenb@suse.de>
149 PR rtl-optimization/23943
150 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
152 2005-09-18 Jan Hubicka <jh@suse.cz>
154 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
156 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
158 * varasm.c (output_constant): Do not abort on conversions to union
159 types between different sizes.
161 2005-09-18 Richard Guenther <rguenther@suse.de>
164 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
167 2005-09-18 Paul Brook <paul@codesourcery.com>
169 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
171 2005-09-17 Richard Henderson <rth@redhat.com>
173 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
174 * tree-ssa-loop.c (pass_vect_dce): Remove.
175 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
178 2005-09-17 Richard Henderson <rth@redhat.com>
180 * tree-pass.h (pass_vect_dce): Declare.
181 * passes.c (init_optimization_passes): Add it.
182 * tree-flow.h (tree_ssa_dce): Declare.
183 * tree-ssa-dce.c (tree_ssa_dce): Export.
184 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
185 (gate_tree_vectorize): ... here.
186 (pass_vect_dce): New.
188 2005-09-17 Jan Hubicka <jh@suse.cz>
190 * except.c (struct eh_status): Turn region_array into vec.
191 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
192 convert_from_eh_region_ranges, find_exception_handler_labels,
193 current_function_has_exception_handlers, assign_filter_values,
194 build_post_landing_pads, dw2_build_landing_pads,
195 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
196 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
197 foreach_reachable_handler, can_throw_internal_1,
198 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
200 (duplicate_eh_region_1): Update region_array.
201 (duplicate_eh_regions): Resize region_array and avoid recomputing.
203 2005-09-17 David Edelsohn <edelsohn@gnu.org>
206 * expmed.c (expand_mult): Substitute simple register for op0 when
209 2005-09-17 Richard Henderson <rth@redhat.com>
211 * expr.c (emit_move_via_integer): Add force argument, pass it on
212 to emit_move_change_mode. Update callers.
213 (emit_move_complex): Pass true to new force argument.
214 * function.c (expand_function_end): Move expand_eh_return call
215 earlier. Merge sub-word complex values into a pseudo before
216 copying to the return hard register.
218 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
220 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
221 between different sizes.
223 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
227 * passes.c (init_optimization_passes): Register dump files for
230 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
232 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
233 * config/s390/s390.c (s390_overlap_p): New function.
234 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
235 peephole2, "*xc" peephole2): Added overlap check to the peephole2
238 2005-09-16 Richard Guenther <rguenther@suse.de>
240 * ipa-pure-const.c (static_execute): Free auxiliar information.
241 * ipa-type-escape.c (discover_unique_type): Free temporary key.
242 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
244 2005-09-15 DJ Delorie <dj@redhat.com>
246 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
248 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
250 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
252 (swap_commutative_operands_with_target): New.
254 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
256 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
259 (estimate_iters_using_array): New function.
260 * tree-data-ref.h (estimate_iters_using_array): Prototype
261 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
262 Use estimate_iters_using_array instead of analyze_array.
264 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
266 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
269 2005-09-15 Michael Matz <matz@suse.de>
271 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
273 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
275 PR tree-optimization/23835
276 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
277 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
279 2005-09-14 Richard Henderson <rth@redhat.com>
281 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
282 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
284 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
286 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
287 in the ARRAY_TYPE case.
289 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
291 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
293 2005-09-14 Uros Bizjak <uros@kss-loka.si>
296 * tree-vect-transform.c (vectorizable_operation): Return false for
297 scalar shift operations and for vector shift operations with
298 non-invariant shift arguments. Use scalar tree operand op1 as
299 a shift operand when vector shift insn pattern uses scalar shift
301 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
303 2005-09-14 Olivier Hainque <hainque@adacore.com>
305 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
306 value if it has side-effects.
308 2005-09-14 David Edelsohn <edelsohn@gnu.org>
311 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
313 2005-09-14 Alan Modra <amodra@bigpond.net.au>
315 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
316 passed as NAME as if it were label at start of function code.
318 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
320 * config/sh/sh.md (*movv4sf_i): Add general register cases to
323 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
325 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
326 as early clobber. Rewrite so the PIC register is not implicitly used.
328 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
330 * tree.c (annotate_with_file_line): Compare line numbers before
333 2005-09-13 Uros Bizjak <uros@kss-loka.si>
336 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
337 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
339 2005-09-13 Ian Lance Taylor <ian@airs.com>
341 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
342 than a HOST_WIDEST_INT to gen_doloop_begin.
344 2005-09-13 Diego Novillo <dnovillo@redhat.com>
346 * tree-dfa.c (dump_variable): Guard against NULL annotations.
348 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
350 PR tree-optimize/23817
351 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
353 2005-09-13 Alan Modra <amodra@bigpond.net.au>
356 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
357 word before changing the stack pointer. Use gen_frame_mem for MEMs.
358 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
359 (restore_stack_nonlocal): Likewise.
360 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
362 2005-09-12 Ian Lance Taylor <ian@airs.com>
365 * c.opt (ffriend-injection): New C++ option.
366 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
367 (C++ Dialect Options): Document -ffriend-injection.
369 2005-09-12 Josh Conner <jconner@apple.com>
372 * ipa-reference.c (static_execute): Don't mark variables in
373 named sections TREE_READONLY.
375 2005-09-12 Alan Modra <amodra@bigpond.net.au>
377 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
380 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
382 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
383 V_MUST_DEF instead of just the first_use_p.
384 Don't mark the virtual variables for renaming on the statement which
386 (pass_dse): Remove TODO_update_ssa.
388 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
391 * stor-layout.c (compute_record_mode): For records with a single
392 field, actually check the field's mode size against the type size.
394 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
395 registers for TARGET_SHMEDIA.
396 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
397 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
398 of GENERAL_REGS and FP_REGS.
400 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
402 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
404 2005-09-12 Alan Modra <amodra@bigpond.net.au>
406 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
407 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
408 are omitted. Exclude stack_tie insn too.
410 2005-09-11 David Edelsohn <edelsohn@gnu.org>
412 PR rtl-optimization/23098
413 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
415 * config/rs6000/rs6000.md (movdf splitter): Use
416 const_double_operand predicate for TARGET_POWERPC64.
417 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
418 SYMBOL_REF method to ABI_V4.
420 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
421 replace_equiv_address.
422 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
423 rs6000_sr_alias_set and MEM_NOTRAP.
424 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
426 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
428 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
429 handle CALL_EXPR again.
431 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
433 * arm/predicates.md (alignable_memory_operand): Delete.
435 2005-09-10 Richard Henderson <rth@redhat.com>
438 * dbxout.c (dbxout_expand_expr): New.
439 (dbxout_symbol): Use it.
441 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
443 * arm.c (arm_gen_rotated_half_load): Delete.
444 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
445 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
446 (thumb_set_return_address): Likewise.
447 (thumb_load_double_from_address): Use adjust_address.
448 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
449 (extendhsisi2_mem, movhi_bytes): Use change_address.
450 (movhi): Use widen_memory_access.
451 (reload_out_df): Use replace_equiv_address.
452 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
454 2005-09-09 Richard Henderson <rth@redhat.com>
457 * dbxout.c: Include expr.h.
458 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
459 (dbxout_symbol): Handle DECL_VALUE_EXPR.
460 * Makefile.in (dbxout.o): Add EXPR_H.
462 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
464 PR tree-optimization/23509
465 * tree-cfg.c (replace_uses_by): Use replace_exp.
466 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
467 pointers have name_mem_tag or type_mem_tag set.
469 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
471 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
472 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
473 of wrongly accessing operands.
475 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
477 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
478 * tree-chrec.c: Include tree-scalar-evolution.h.
479 (chrec_convert): Instantiate the base and step before calling
480 scev_probably_wraps_p that would fail on parametric evolutions.
481 Collect all the fails into a single section failed_to_convert,
482 print a diagnostic, and return chrec_dont_know instead of calling
484 * tree-scalar-evolution.c (loop_closed_phi_def): New.
485 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
487 (scev_const_prop): Don't replace the definition of a loop closed ssa
488 phi node by itself, or by another loop closed ssa phi node.
489 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
490 that base and step are defined.
492 2005-09-09 Richard Guenther <rguenther@suse.de>
495 * fold-const.c (fold_ternary): Check truth_value_p before
496 calling invert_truthvalue.
498 2005-09-09 Nick Clifton <nickc@redhat.com>
500 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
501 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
502 dimension of these arrays.
503 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
505 * longlong.h: Only provide a prototype for the __clz_tab[] array
506 if this header has not been included from libgcc2.h.
507 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
509 Provide prototypes for exported functions.
510 Use the __clz_tab[] and __popcount_tab[] arrays provided by
513 2005-09-08 Josh Conner <jconner@apple.com>
517 * expr.c (expand_expr_addr_expr_1): Don't invoke
518 expand_simple_binop for EXPAND_INITIALIZER.
520 2005-09-08 Richard Henderson <rth@redhat.com>
523 * toplev.c (wrapup_global_declaration_1): Split out ...
524 (wrapup_global_declaration_2): ... from ...
525 (wrapup_global_declarations): ... here. Return bool.
526 (check_global_declaration_1): Split out ...
527 (check_global_declarations): from here.
528 (emit_debug_global_declarations): New.
529 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
530 check_global_declaration_1, emit_debug_global_declarations): Declare.
531 * c-decl.c (c_write_global_declarations_1): Don't create a vector
532 of decls. Call wrapup_global_declaration_1,
533 wrapup_global_declaration_2, check_global_declaration_1 directly.
534 (c_write_global_declarations_2): New.
536 (c_write_global_declarations): Call c_write_global_declarations_2.
537 * langhooks.c (write_global_declarations): Call
538 emit_debug_global_declarations.
540 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
541 remove decls that have DECL_RTL_SET_P.
542 * passes.c (rest_of_decl_compilation): Invoke
543 cgraph_varpool_finalize_decl for all but functions.
545 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
547 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
548 the result of a conversion if the new min and max cannot be compared.
550 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
552 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
553 (override_options): Setting s390_sr_alias_set removed.
554 (save_fpr, save_gprs): Set alias set to vararg or frame.
555 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
556 s390_sr_alias_set with get_frame_alias_set ().
557 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
558 get_varargs_alias_set ().
560 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
564 * c-parser.c (c_parser_objc_method_definition): If the next
565 token is not "{", error out and don't start the function.
567 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
569 * tree-vrp.c (extract_range_from_expr): Move the check for non
570 nullness after the check for gimple invariant.
572 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
574 * tree.c (host_integerp, tree_low_cst): Correct function comment.
576 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
579 * config/m32r.md (movmemsi_internal): Canonicalize order of
580 operands in PLUS component of template.
582 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
584 * reload1.c (fixup_eh_region_note): Remove assertion.
585 (fixup_abnormal_edges): Reverted removal of call to
586 find_many_sub_basic_blocks made on 2005-08-31.
588 2005-09-07 Richard Henderson <rth@redhat.com>
590 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
591 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
592 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
593 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
594 rearrange for better packing.
595 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
596 (lookup_cfa_1): Remove inline marker.
597 (cfa_equal_p): Split out of ...
598 (def_cfa_1): ... here. Use INVALID_REGNUM.
599 (build_cfa_loc): Handle !cfa->indirect.
600 (frame_pointer_cfa_offset): New.
601 (dbx_reg_number): Assert register elimination performed; do
602 leaf register remapping.
603 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
604 (eliminate_reg_to_offset): New.
605 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
606 for verifiably local stack frame addresses; re-base to CFA.
607 (mem_loc_descriptor): Remove can_use_fbreg argument.
608 (concat_loc_descriptor, loc_descriptor): Likewise.
609 (containing_function_has_frame_base): Remove.
610 (rtl_for_decl_location): Don't do register elimination or
611 leaf register remapping here.
612 (secname_for_decl): Split out from ..
613 (add_location_or_const_value_attribute): ... here.
614 (convert_cfa_to_loc_list): New.
615 (compute_frame_pointer_to_cfa_displacement): New.
616 (gen_subprogram_die): Use them.
617 * tree.h (frame_base_decl): Remove.
618 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
619 (prologue_stack_adjust): Remove.
620 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
621 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
622 (set_frame_base_location): Remove.
623 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
624 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
625 (vt_add_function_parameters): Don't eliminate_regs.
626 (vt_initialize): Don't create frame_base_decl.
628 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
630 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
631 version of GNU binutils for 4.x and later.
633 2005-09-06 Mark Mitchell <mark@codesourcery.com>
635 * ggc-page.c (ggc_push_context): Remove.
636 (ggc_pop_context): Likewise.
637 * ggc.h (ggc_push_context): Remove.
638 (ggc_pop_context): Likewise.
640 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
643 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
644 returning from an interrupt handler.
646 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
649 * config/arc/arc.c (output_shift): Add check for loop count when
652 2005-09-06 Steven Bosscher <stevenb@suse.de>
654 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
656 (abs_replacement): Likewise.
657 (pass_phiopt): Remove TODO_update_ssa.
659 2005-09-06 Jakub Jelinek <jakub@redhat.com>
662 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
663 if "return with no value, in function returning non-void" warning
665 * tree-cfg.c (execute_warn_function_return): Don't look at
666 RETURN_EXPRs with TREE_NO_WARNING set.
669 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
670 for internal functions doesn't use registers used by global registers
671 variables. Use fewer register parameters if there are global register
674 2005-09-06 Olivier Hainque <hainque@adacore.com>
675 Eric Botcazou <ebotcazou@adacore.com>
678 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
679 when we would be extracting outside its bit span (bitpos+bitsize
680 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
681 Ada unchecked conversions.
683 2005-09-06 Steven Bosscher <stevenb@suse.de>
685 * tree-ssa-pre.c (try_look_through_load): New function.
686 (compute_avail): Use it to try to look through loads for some
687 more useful expressions.
689 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
691 * simplify-rtx.c (simplify_binary_operation_1): Correct the
692 condition for detecting cases like (a&a) and (a^a).
694 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
696 * common.opt: Add option ftree-vect-loop-version.
697 * params.def: Add --param vect-max-version-checks.
698 * doc/invoke.texi: Document ftree-vect-loop-version and
699 --param vect-max-version-checks.
700 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
701 may_misalign_stmts and defines for accessors.
702 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
703 LOOP_VINFO_MAY_MISALIGN_STMTS.
704 (destroy_loop_vec_info): VEC_free for
705 LOOP_VINFO_MAY_MISALIGN_STMTS.
706 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
707 Update documentation.
708 (vect_update_misalignment_for_peel): New.
709 (vect_enhance_data_refs_alignment): Update to choose loop
710 peeling or loop versioning if appropriate for the (potentially)
711 unaligned data references in the loop.
712 (vect_analyze_data_refs_alignment): Remove call to
713 vect_enhance_data_refs_alignment so the checks can be done
715 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
716 and move up call to vect_analyze_data_refs_alignment.
717 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
718 (vect_transform_loop): Add call to loop_version.
720 2005-09-06 Jakub Jelinek <jakub@redhat.com>
722 PR rtl-optimization/23098
723 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
724 * simplify-rtx.c (constant_pool_reference_p): New function.
725 * rtl.h (constant_pool_reference_p): New prototype.
726 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
727 constant_pool_reference_p in condition and
728 avoid_constant_pool_reference in preparation statements.
730 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
732 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
733 STRICT_LOW_PART SETs.
735 2005-09-06 Alan Modra <amodra@bigpond.net.au>
738 * except.c (sjlj_emit_function_enter): Find the function begin
739 note even when it's not in first basic block.
741 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
743 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
744 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
745 * aclocal.m4: Regenerate.
747 2005-09-05 DJ Delorie <dj@redhat.com>
749 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
752 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
754 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
755 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
756 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
757 Follow spelling conventions.
758 * doc/invoke.texi: Follow spelling conventions.
760 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
762 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
763 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
764 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
766 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
769 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
770 (output_stack_adjust): Use gen_tmp_stack_mem.
771 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
772 (sh_set_return_address, sh_allocate_initial_value): Likewise.
773 (sh_get_pr_initial_val): Likewise.
774 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
775 (sh_initialize_trampoline): Likewise. Also use adjust_address.
776 * sh.md (divsi_inv_m0): Use gen_const_mem.
777 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
778 (movdf_i4+1): Use gen_tmp_stack_mem.
779 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
780 (fpu_switch+2): Likewise.
781 (movv4sf_i, movv16sf_i): Use adjust_address.
782 (symGOT_load): Set MEM_NOTRAP_P bit.
784 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
787 * pa.c (emit_move_sequence): Fix typo in last change.
789 2005-09-03 Jakub Jelinek <jakub@redhat.com>
791 PR rtl-optimization/23454
792 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
795 2005-09-03 Richard Henderson <rth@redhat.com>
796 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
799 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
802 2005-09-02 Nicolas Pitre <nico@cam.org>
804 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
805 to bit_count to 32 bits.
807 2005-08-31 Mark Mitchell <mark@codesourcery.com>
810 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
811 generating synthetic loads from volatile lvalues.
813 005-09-02 Nick Clifton <nickc@redhat.com>
815 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
816 __ctzhi2, __clzhi2): New functions.
818 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
821 * tree-nested.c (struct var_map_elt): Mark with GTY.
822 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
824 (lookup_field_for_decl): Allocate new element in GC memory.
825 (lookup_tramp_for_decl): Likewise.
826 (convert_nl_goto_reference): Likewise
827 (create_nesting_tree): Allocate info in GC memory. Likewise for
829 (free_nesting_tree): Free with ggc_free instead of free.
830 (root): New static variable.
831 (lower_nested_functions): Remove root as local variable. And zero out
832 root at the end of the function.
834 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
836 PR rtl-optimization/20365
837 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
838 to short. New member ix.
839 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
840 (simplify_plus_minus): Initialize ix members before calling qsort.
842 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
844 PR tree-optimization/23626
845 * tree-cfg.c (replace_uses_by): Clean up eh info.
847 2005-09-01 DJ Delorie <dj@redhat.com>
849 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
852 2005-09-01 David Edelsohn <edelsohn@gnu.org>
854 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
855 (rs6000_split_multireg_move): Use replace_equiv_address instead of
858 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
860 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
861 do not issue warning for a variable definition following
864 2005-09-01 Richard Henderson <rth@redhat.com>
867 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
868 conversion to CONST_VECTOR.
870 2005-09-01 Richard Henderson <rth@redhat.com>
873 * reload1.c (reload_as_needed): Check !CALL_P before calling
874 fixup_eh_region_note.
875 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
877 2005-09-01 DJ Delorie <dj@redhat.com>
879 * varasm.c (output_constant): Let the target resolve
880 conversions of addresses to non-default pointer sizes.
882 2005-09-01 Nicolas Pitre <nico@cam.org>
884 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
885 to alow matching ARM pre-indexed addressing mode.
886 (arm_override_options): Remove now irrelevant comment.
888 2005-09-01 Phil Edwards <phil@codesourcery.com>
890 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
891 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
892 * config/i386/vxworks.h: Likewise.
893 * config/i386/t-vxworksae: New file, for VxWorks AE.
894 * config/i386/vxworksae.h: Likewise.
896 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
898 PR tree-optimization/23410
899 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
900 sequence is not wrapping during the first step.
902 2005-09-01 Jakub Jelinek <jakub@redhat.com>
905 * dwarf2out.c (base_type_die): Compare char_type_node with
906 TYPE_MAIN_VARIANT (type), not type.
908 2005-09-01 Richard Guenther <rguenther@suse.de>
910 PR tree-optimization/15366
911 * common.opt: Add -finline-functions-called-once.
912 Put -fearly-inlining in alphabetically ordered place.
913 * doc/invoke.texi: Document new option.
914 * ipa-inline.c (cgraph_decide_inlining): Honour
915 flag_inline_functions_called_once.
917 2005-09-01 Jakub Jelinek <jakub@redhat.com>
919 PR rtl-optimization/23478
920 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
921 (alloc_qty): Initialize it.
922 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
923 (combine_regs): Combine also n_throwing_calls_crossed fields.
924 (find_free_reg): Don't attempt to caller-save pseudos crossing
925 calls that might throw.
926 * global.c (struct allocno): Add throwing_calls_crossed field.
927 (global_alloc): Revert 2005-08-22 change. Initialize
928 throwing_calls_crossed.
929 (find_reg): Don't attempt to caller-save pseudos crossing calls that
932 2005-09-01 Alan Modra <amodra@bigpond.net.au>
935 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
936 (mask64_operand): Reinstate code prior to 2005-06-11 change.
937 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
938 (and64_2_operand): Tweak to use predicate.
939 (and_operand): Adjust for mask_operand changes.
940 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
941 (print_operand): Likewise.
942 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
943 (mask64_1or2_operand): Delete.
944 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
945 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
946 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
947 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
948 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
949 (rotldi3_internal4): Likewise.
950 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
951 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
952 (ashldi3_internal7): Likewise.
953 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
954 (ashldi3_internal, ashldi3_internal9 split): Likewise.
955 (anddi3 split): Don't match mask64_operand.
956 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
957 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
958 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
959 't' splitter predicate.
960 (movdi_internal64 + 2): Revert 2005-06-11 change.
962 2005-08-31 DJ Delorie <dj@redhat.com>
964 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
965 (m32c_asm_integer): Add support for 32 bit pointers.
967 2005-08-31 Richard Henderson <rth@redhat.com>
969 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
970 component-like references for setting MEM_NOTRAP_P.
972 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
973 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
975 2005-08-31 Richard Henderson <rth@redhat.com>
977 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
978 into a pseudo before applying gen_lowpart.
980 2005-08-31 Geoffrey Keating <geoffk@apple.com>
982 * doc/install.texi (Specific): Update cctools version required
983 for full functionality.
984 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
985 linkers as -macosx_version_min.
987 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
990 * sh.c (print_operand, %R and %S): Add handling of floating point
991 registers, memory, constants and invalid operands.
993 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
995 * ipa-pure-const.c: Change dump name.
997 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1000 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1001 to "reg_or_0_operand".
1002 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1004 2005-08-31 Dale Johannesen <dalej@apple.com>
1006 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1007 loops that count down.
1009 2005-08-31 Richard Henderson <rth@redhat.com>
1012 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1013 (fixup_eh_region_note): New.
1014 (reload_as_needed): Call it.
1015 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1016 don't call find_many_sub_basic_blocks; call verify_flow_info.
1017 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1018 (keep_stack_depressed): Likewise.
1019 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1021 2005-08-31 Richard Henderson <rth@redhat.com>
1023 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1026 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1028 * expr.c (expand_expr_real_1): Compare size of address
1029 mode to target's address mode size in deciding expansion of
1030 the constant address.
1032 2005-08-31 Richard Guenther <rguenther@suse.de>
1035 * expr.c (all_zeros_p): New function.
1036 (expand_expr_real_1): Handle the case of an all-zero
1037 non-addressable constructor separately.
1039 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1041 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1042 arguments, adjust all callers.
1043 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1045 2005-08-30 Richard Henderson <rth@redhat.com>
1048 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1049 whenever the mode sizes match.
1051 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1053 * calls.c (load_register_parameters): Fix comment typo.
1054 * expr.c (emit_push_insn): Comment formatting.
1056 2005-08-30 Ian Lance Taylor <ian@airs.com>
1058 * config/i386/x-cygwin (host-cygwin): Change dependency from
1059 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1061 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1063 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1066 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1069 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1070 call to ggc_collect.
1072 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1075 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1076 beginning. Remove $(INCLUDES) from all the rules, if following
1077 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1079 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1082 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1083 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1084 not constant, but maxlen is, don't set len to maxlen, rather
1085 set maxlen to len if len is a constant.
1087 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1089 PR tree-optimization/23475
1090 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1093 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1095 Fix PR middle-end/22455
1097 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1098 Checksum only the parts of the tree that exist for the tree code.
1100 2005-08-28 Dale Johannesen <dalej@apple.com>
1102 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1104 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1106 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1108 2005-08-28 Richard Henderson <rth@redhat.com>
1110 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1111 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1114 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1117 * builtins.c (get_memory_rtx): Don't strip nops
1118 in between COMPONENT_REFs.
1120 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1123 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1125 (gimplify_modify_expr): Check for zero sized types and gimplify the
1126 rhs and lhs as statements.
1128 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1131 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1132 state for return address column of signal frames.
1134 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1137 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1138 bytes >= 2 not bytes == 2.
1139 (expand_block_move): Same.
1141 2005-08-27 Richard Guenther <rguenther@suse.de>
1144 * config/i386/sse.md (sse2_movsd): Add missing closing
1147 2005-08-27 Paul Brook <paul@codesourcery.com>
1149 * genrecog.c (enum decision_type): Add DT_num_insns.
1150 (struct decision_test): Add u.num_insns.
1151 (add_to_sequence): Add DT_num_insns test.
1152 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1153 (write_cond, debug_decision_2): Ditto.
1154 (change_state): Assume peep2_next_insn never fails.
1155 Remove "afterward" argument.
1156 (write afterward, write_tree): Update to match.
1157 * recog.c (peep2_current_count): New variable.
1158 (peep2_next_insn): Check it.
1159 (peephole2_optimize): Set peep2_current_count.
1160 * recog.h (peep2_current_count): Declare.
1162 2005-08-26 Josh Conner <jconner@apple.com>
1165 * ipa-pure-const.c (check_tree): Check for volatile-ness
1166 when considering a dereference.
1168 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1170 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1172 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1174 PR rtl-optimization/23561
1175 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1176 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1177 at most LEN bytes long memory fits into the field.
1178 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1179 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1180 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1182 2005-08-26 Richard Henderson <rth@redhat.com>
1185 * loop.c (biased_biv_may_wrap_p): New.
1186 (maybe_eliminate_biv_1): Use it to suppress non-equality
1187 comparison transformations. Delete disabled code.
1189 2005-08-26 Ian Lance Taylor <ian@airs.com>
1191 * combine.c (make_extraction): Avoid reference outside object.
1193 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1195 * stor-layout.c (finalize_type_size): Restore behaviour for
1196 non-aggregate types to the status quo ante of the patch for
1197 pr 23467. Document why it matters.
1199 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1202 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1203 array by one element, initialize the BT_LAST element with NULL.
1205 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1207 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1208 optimizing for size.
1210 (compare_plus_eqsi): Same.
1211 (plus_eqsi_compare): Same.
1212 (neg_eq0<mode>): Same.
1213 (neg_eq<mode>): Same.
1215 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1218 2005-08-26 Nick Clifton <nickc@redhat.com>
1220 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1221 TARGET_EP is not defined.
1222 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1223 TARGET_EP is enabled.
1224 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1225 * config/v850/v850.md (save_all_interrupt): Only use the EP
1226 register if TARGET_EP is defined.
1227 (restore_all_interrupt): Likewise.
1228 * config/v850/lib1funcs.asm: Update functions so that the EP
1229 register is only used if __EP__ is defined.
1231 2005-08-26 David Ung <davidu@mips.com>
1233 * config/mips/mips.c (mips_expand_prologue): Handle case when
1234 generating for MIPS16 and the outgoing argument area is more than
1235 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1238 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1240 * config/crx/crx.md: Make doloop_end pattern usage controllable
1241 via mloop-nesting=<max-nesting> command line switch. Make sure
1242 the combiner cannot use doloop_end_<mode> in an illegal way.
1243 * config/crx/crx.c: Use regs up to r6 for argument passing.
1244 Refine crx_address_cost (non cst4 displacements are expensive).
1245 * config/crx/crx.opt: Add switch for mloop-nesting=.
1247 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1249 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1250 (UNSPEC_MVST): New constant.
1252 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1254 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1255 Reject operands containing eliminable registers.
1256 * testsuite/gcc.dg/20050825-1.c: New testcase.
1258 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1259 Jan Hubicka <jh@suse.cz>
1261 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1263 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1265 PR tree-optimization/23546
1266 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1269 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1271 * params.def (PARAM_MIN_SPEC_PROB): New.
1272 * sched-rgn.c (MIN_PROBABILITY): Delete.
1273 (compute_trg_info): Convert to PARAM_VALUE.
1274 * doc/invoke.texi (param): Document min-spec-prob.
1276 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1278 * config/darwin.h: define __PIC__
1279 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1280 TARGET_OS_CPP_BUILTINS macro.
1282 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1284 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1287 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1289 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1291 * cfghooks.c (duplicate_block): Added position where to place
1292 new block as argument.
1293 * cfghooks.h (duplicate_block): Declaration changed.
1294 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1296 * cfglayout.h (copy_bbs): Declaration changed.
1297 * cfgloop.h (loop_version): Declaration changed.
1298 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1299 position to copy_bbs.
1300 (loop_version): Pass position to duplicate_loop_to_header_edge.
1301 Add place_after argument and position new blocks according to
1303 * modulo-sched.c (sms_schedule): Pass place_after argument
1305 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1306 * tree-cfg.c (split_edge_bb_loc): New function.
1307 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1308 to determine position of new blocks.
1309 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1311 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1312 argument to duplicate_block.
1313 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1314 Pass position to copy_bbs.
1316 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1318 * fold-const.c (ptr_difference_const): Use
1319 cst_and_fits_in_hwi instead of host_integerp.
1321 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1323 * config/darwin.c (gen_pic_offset): New.
1324 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1327 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1329 PR tree-optimization/23486
1330 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1332 2005-08-23 Phil Edwards <phil@codesourcery.com>
1334 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1335 remove use_collect2.
1336 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1338 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1339 configuration files to override the default value.
1341 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1342 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1343 * config/vx-common.h: New file, split out from...
1344 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1345 * config/vxworksae.h: New file, for VxWorks AE.
1346 * config/vxworks.opt: New file.
1347 * config/vxlib.c: Update for VxWorks 6.
1349 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1350 other MULTILIB_* variables appropriately.
1351 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1352 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1353 * config/rs6000/vxworks.h: Update for VxWorks 6.
1354 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1356 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1359 * config/darwin.c (machopic_select_section): Remove the hack to
1360 mark "::operator new" and "::operator delete" for coalescing
1361 even though they are not weak.
1363 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1365 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1366 * configure: Regenerate.
1368 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1371 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1373 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1374 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1377 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1379 * config/rs6000/predicates.md (equality_operator): New.
1380 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1381 comparison with a large constant.
1383 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1385 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1387 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1389 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1390 registers is even, and we have a hardware double precision fp,
1392 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1393 size of current argument when checking if argument was passed in
1396 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1399 * stor-layout.c (finalize_type_size): Dont override
1400 existing alignment with a smaller alignment from the mode.
1402 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1404 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1405 * lambda.h (lambda_vector_lexico_pos): ... here.
1406 * tree-data-ref.c (build_classic_dist_vector): Return false when
1407 the distance vector is lexicographically negative.
1409 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1411 PR tree-optimization/23511
1412 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1413 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1415 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1417 PR tree-optimization/22043
1418 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1419 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1420 If ALLOW_FLEXARR, handle types ending with flexible array member.
1421 Pass false as second argument to recursive count_type_elements calls.
1422 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1423 argument to count_type_elements call.
1424 * tree-sra.c (decide_block_copy): Likewise.
1425 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1426 for a constant-sized object, set cleared as well. Pass true as
1427 second argument to count_type_elements call.
1429 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1432 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1433 from legitimate_small_data_p, and make global. Update use.
1434 Remove forward declaration.
1435 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1437 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1439 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1441 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1442 of scratch intermediates.
1443 (eq<mode>_compare): Same.
1444 (neg_eq0<mode>): New.
1445 (neg_eq<mode>): Convert to define_insn_and_split.
1447 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1450 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1451 stdarg functions, set/clear the fp marker even when no variable
1453 * config/rs6000/sysv4.opt (mprototype): Describe.
1455 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1457 PR rtl-optimization/23478
1458 * regs.h (reg_info): Add throw_calls_crossed.
1459 (REG_N_THROWING_CALLS_CROSSED): Define.
1460 * flow.c (allocate_reg_life_data): Initialize
1461 REG_N_THROWING_CALLS_CROSSED.
1462 (propagate_one_insn, attempt_auto_inc): Update
1463 REG_N_THROWING_CALLS_CROSSED.
1464 * global.c (global_alloc): Don't allocate pseudos across
1465 calls that may throw.
1467 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1470 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1471 value is inbetween the range if we did not find an exact match.
1473 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1475 * doc/invoke.texi (Option Summary): Add ms1 options.
1476 * doc/extend.texi: Document interrupt handler attribute for ms1.
1477 * doc/md.texi: Document ms1 constraints.
1478 * config.gcc: Add ms1-*-elf.
1479 * config/ms1/ms1.h: New.
1480 * config/ms1/ms1.c: New.
1481 * config/ms1/ms1.md: New.
1482 * config/ms1/ms1-protos.h: New.
1483 * config/ms1/ABI.txt: New.
1484 * config/ms1/crti.asm: New.
1485 * config/ms1/crtn.asm: New.
1486 * config/ms1/lib2extra-funcs.c: New.
1487 * config/ms1/t-ms1: New.
1488 * config/ms1/ms1.opt: New.
1490 2005-08-22 Ira Rosen <irar@il.ibm.com>
1492 * config/rs6000/altivec.md (xorv4sf3): New.
1493 (negv4sf2, neg<mode>2): Likewise.
1495 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1498 * config/ia64/ia64.md (divsi3): Check divide by zero.
1499 (udivsi3): Likewise.
1501 (udivdi3): Likewise.
1503 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1505 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1506 up to elem_bitsize bits, not max_bitsize.
1508 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1510 PR tree-optimization/23433
1511 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1512 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1514 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1516 PR tree-optimization/23434
1517 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1518 the iteration bound is not an INTEGER_CST.
1520 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1522 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1523 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1524 NULL if need_epilog_adjust is false.
1525 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1526 Case 3 always peels first itration, not just for PLUS case, and no need
1527 to use scalar_initial_def here. Create an epilog adjustment only if
1528 scalar_initial_def is not NULL.
1530 (vectorizable_reduction): Remove assert.
1532 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1535 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1536 (__moddi3): Likewise.
1537 (__udivdi3): Likewise.
1538 (__umoddi3): Likewise.
1539 (__divsi3): Likewise.
1540 (__modsi3): Likewise.
1541 (__udivsi3): Likewise.
1542 (__umodsi3): Likewise.
1544 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1546 * tree-pass.h (TDF_GRAPH): Define.
1547 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1548 * passes.c (finish_optimization_passes): Only call
1549 finish_graph_dump_file if TDF_GRAPH is set.
1550 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1551 NULL. Set TDF_GRAPH bit.
1552 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1554 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1556 * arm.h (arm_stack_offsets): Add locals_base field.
1557 * arm.c (arm_get_frame_offsets): Compute it.
1558 (thumb_compute_initial_elimination offset): Make the Thumb frame
1559 pointer point to the base of the local variables.
1560 (thumb_expand_prologue): Update accordingly.
1561 (thumb_expand_epilogue): Likewise.
1563 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1564 mode of clobbered scratch to DImode. Handle a case that's known to
1567 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1569 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1570 (gt0<mode>_compare): Delete.
1571 (neg_gt0<mode>): Delete.
1573 2005-08-19 Eric Christopher <echristo@apple.com>
1575 * optabs.h: Change CTI_ to COI_.
1578 2005-08-19 James E Wilson <wilson@specifix.com>
1580 * builtins.c (expand_builtin_return_addr): Set
1581 current_function_accesses_prior_frames when count != 0. Use
1582 frame_pointer_rtx when count == 0.
1583 * function.h (struct function): Add accesses_prior_frames field.
1584 (current_function_accesses_prior_frames): Define.
1585 * reload1.c (init_elim_table): Check
1586 current_function_accesses_prior_frames.
1587 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1589 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1591 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1592 indicator. Return true if the flowgraph changed during
1595 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1598 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1599 conditional expression before testing its value.
1601 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1603 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1605 2005-08-19 Devang Patel <dpatel@apple.com>
1607 PR tree-optimization/23048
1608 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1609 third parameter. Check whether latch is dominated by exit
1611 (if_convertible_loop_p): Supply exit block itself to
1612 if_convertible_bb_p.
1614 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1617 * arm.md (arm_load_pic_register): Change argument to the mask of
1618 saved registers. Call thumb_find_work_register if we need a
1619 scratch register on Thumb.
1620 (arm_expand_prologue): Pass empty register set to
1621 arm_load_pic_register.
1622 (thumb_expand_prologue): Pass live_regs_mask directly to
1623 arm_load_pic_register.
1624 * arm-protos.h (arm_load_pic_register): Update prototype.
1626 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1628 * sh.c (find_sole_member): New function.
1629 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1630 if the record's alignment is larger than the size of its only member.
1632 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1635 * arm.c (thumb_legitimize_reload_address): New function.
1636 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1637 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1639 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1641 * config/crx/crx.c: Implement crx_decompose_address. Reject
1642 symbolic displacements since CRX register relative adressing
1643 mode can't handle unsigned 32-bit values as displacements.
1644 * config/crx/crx.h: Simplify definitions, remove redundant
1645 parenthesis and obsolete macros.
1646 * config/crx/crx.opt: Add new switch for debugging addresses.
1647 * config/crx/crx-protos.h: Add new declarations for above.
1649 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1652 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1655 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1657 * collect2.c (dup2): Delete.
1658 * configure.ac: Don't check for dup2.
1660 * config.in, configure: Regenerate.
1662 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
1664 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1665 record with the type of its only member.
1667 2005-08-18 David Edelsohn <edelsohn@gnu.org>
1669 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1670 define_insn_and_split.
1671 (plus_ltu<mode>_compare): Same.
1672 (gtu<mode>_compare): Same.
1673 (plus_gtu<mode>_compare): Same.
1675 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
1677 PR tree-optimization/22228
1678 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1680 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1681 are recorded in vect_vnames_to_rename for renaming.
1682 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1683 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1684 in vect_vnames_to_rename.
1685 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1686 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1688 2005-08-18 Jan Hubicka <jh@suse.cz>
1691 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1692 info only for local statics, not for member variables.
1694 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1696 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1698 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1700 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1702 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
1705 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1707 2005-08-17 James E Wilson <wilson@specifix.com>
1709 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1712 2005-08-17 David Edelsohn <edelsohn@gnu.org>
1714 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1715 (leu<mode>_compare): Same.
1716 (plus_leu<mode>): Same.
1717 (neg_leu<mode>): Same.
1718 (and_neg_leu<mode): Same.
1719 (ltu<mode>_compare): Same.
1720 (plus_ltu<mode>): Same.
1722 (geu<mode>_compare): Same.
1723 (plus_geu<mode>): Same.
1724 (neg_geu<mode>): Same.
1725 (and_neg_geu<mode>): Same.
1726 (plus_gt<mode>): Same.
1727 (gtu<mode>_compare): Same.
1728 (plus_gtu<mode>): Same.
1730 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
1732 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1733 Move call_table_data to end. Delete spurious .text.
1734 (callt_save_all_interrupt): Fix comment typo.
1736 2005-08-17 James E Wilson <wilson@specifix.com>
1737 Kevin Winchester <winchester@amirix.com>
1740 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1742 2005-08-17 Uros Bizjak <uros@kss-loka.si>
1745 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1746 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1748 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
1750 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1751 record with the type of its only member if the modes don't match.
1753 * varasm.c (decode_reg_name): Skip empty additional register names.
1755 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
1757 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1758 lsm_tmp_name_length): New.
1759 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1760 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1762 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1763 Andreas Krebbel <krebbel1@de.ibm.com>
1765 * config.gcc: Added z9-109 switch.
1766 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1767 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1768 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1769 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1770 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1771 for "z9_109" cpu attribute.
1772 * config/s390/s390.c (z9_109_cost): New processor cost structure.
1773 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1774 (s390_handle_arch_option): Added z9-109 switch.
1775 (override_options): Set respective cost function for z9-109.
1776 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1777 (legitimate_reload_constant_p): Accept extended immediates.
1778 (print_operand): Three new output modifiers added: k, m and o.
1779 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1780 (s390_output_mi_thunk): Use extended immediate when possible.
1781 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1782 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1783 (CONSTRAINT_LEN): Added length of O constraint.
1784 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1785 * config/s390/s390.md ("cpu"): New value z9_109 added.
1786 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1787 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1788 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1789 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1790 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1791 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1792 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1793 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1794 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1795 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1796 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1797 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1798 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1799 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1800 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1802 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1803 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1804 insns for TARGET_EXTIMM.
1806 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
1808 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1810 2005-08-17 Nick Clifton <nickc@redhat.com>
1812 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1813 Call default_encode_section_info.
1815 2005-08-17 Steven Bosscher <stevenb@suse.de>
1817 PR tree-optimization/21574
1818 * tree-ssa-ccp.c (likely_value): If the right hand side is a
1819 constant, return CONSTANT.
1820 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1821 (ccp_fold, visit_assignment): Likewise.
1822 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1824 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1826 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1827 fold_buildN instead of buildN then fold_initializer or fold.
1828 (build_unary_op): Likewise.
1829 (build_binary_op): Likewise.
1830 * fold-const.c (fold_initializer): Remove.
1831 (fold_build1_initializer): New function.
1832 (fold_build2_initializer): New function.
1833 (fold_build3_initializer): New function.
1834 * tree.h (fold_initializer): Remove.
1835 (fold_build1_initializer): New function.
1836 (fold_build2_initializer): New function.
1837 (fold_build3_initializer): New function.
1839 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1841 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1842 (try_move_mult_to_index): Call fold_build2 instead of build2.
1843 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1844 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1845 fold_binary_to_constant.
1846 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1848 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1849 check if A == gcd (A, B). Remove TYPE argument.
1850 (analyze_offset) Use fold_build2 instead of fold (build.
1851 (create_data_ref): Likewise.
1852 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1853 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1856 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
1858 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1859 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1861 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
1864 * gimplify.c (zero_sized_type): New function.
1865 (gimplify_modify_expr_rhs): If we have a zero sized type,
1866 replace the statement with an empty statement.
1868 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
1870 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1873 2005-08-16 Ian Lance Taylor <ian@airs.com>
1875 * doc/tm.texi (Label Output): Correct typo.
1877 2005-08-16 Steven Bosscher <stevenb@suse.de>
1880 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1881 force_operand will work later on using have_insn_for.
1883 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1885 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1887 2005-08-16 Ian Lance Taylor <ian@airs.com>
1890 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1891 vector type, don't try to construct it element by element. Add an
1892 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1894 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1896 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1898 2005-08-16 Geoffrey Keating <geoffk@apple.com>
1900 * doc/invoke.texi (Precompiled Headers): Document some more options
1901 which are known to be safe.
1903 2005-08-16 James E Wilson <wilson@specifix.com>
1905 PR tree-optimization/21105
1906 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1907 TREE_OVERFLOW check.
1909 2005-08-16 David Edelsohn <edelsohn@gnu.org>
1911 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
1912 (neg_ltu<mode>): Same.
1914 (neg_gtu<mode>): Same.
1916 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1918 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
1919 (fold_builtin_isdigit): Use fold_buildN.
1920 (build_function_call_expr): Likewise.
1921 * c-typeck.c (c_finish_loop): Likewise.
1923 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
1924 Richard Shann <rshann@superh.com>
1926 PR middle-end/20396:
1927 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
1929 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
1931 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1933 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
1936 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1937 arm_compure_save_reg0_reg12_mask to determine when the PIC register
1940 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1943 * fold-const.c (build_range_check): Disable optimization for function
1944 pointer expressions on targets that require function pointer
1947 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
1949 * simplify-rtx.c (simplify_const_relational_operation): When
1950 extracting arguments of a COMPARE, recompute the mode as well.
1952 2005-08-15 Ian Lance Taylor <ian@airs.com>
1954 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1956 2005-08-15 DJ Delorie <dj@redhat.com>
1958 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1960 (movsi_splittable): Allow, but split, moves to the stack.
1961 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1964 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1966 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1967 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1968 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1970 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1971 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1972 Delete HOST_PTR_PRINTF.
1974 * configure, config.in: Regenerate.
1976 2005-08-15 David Edelsohn <edelsohn@gnu.org>
1978 * config/rs6000/rs6000.md (QHSI): New mode macro.
1979 (wd): Extend mode attr for QImode and HImode
1980 (dbits): New mode attr.
1981 (zero_extend<mode>di2): Convert to mode macro.
1983 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1986 * doc/invoke.texi (-mgnu-ld): Update description.
1989 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1992 * Makefile.in (tree-chrec.o): Depends on real.h.
1993 * tree-chrec.c: Include real.h.
1994 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1995 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1996 * tree-scalar-evolution.c (add_to_evolution_1,
1997 interpret_rhs_modify_expr): Ditto.
1999 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2002 * tree-data-ref.c (estimate_niter_from_size_of_data): When
2003 step is negative compute the estimation from init downwards to zero.
2005 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2007 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2009 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2011 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2013 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2014 Accept double-word constants that can be split.
2015 * config/s390/s390.md ("movti"): Use 'P' constraint.
2016 ("*movdi_31", "*movdf_31"): Likewise.
2018 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2020 Fix PR tree-optimization/22615
2022 * tree-ssa-structalias.c (solution_set_add): Handle
2023 first_vi_for_offset returning NULL.
2024 (do_da_constraint): Ditto.
2025 (do_sd_constraint): Ditto.
2026 (do_ds_constraint): Ditto
2027 (find_func_aliases): Ditto.
2028 (build_constraint_graph): RHS is allowed be ANYTHING.
2029 (first_vi_for_offset): Return NULL if we couldn't find anything at
2032 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2034 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2035 over memory as first operand.
2037 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2040 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2041 available for setting it.
2043 2005-08-14 Ira Rosen <irar@il.ibm.com>
2045 PR tree-optimization/23320
2046 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2047 data-refs' types instead of base object nullness. Add check for
2048 pointer type data-refs before first location comparison. Remove
2051 2005-08-14 Andreas Schwab <schwab@suse.de>
2053 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2055 2005-08-13 James E Wilson <wilson@specifix.com>
2057 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2058 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2059 -fstack-protector-all, --param ssp-buffer-size): Document.
2060 (-Wvariadic-macros): Alphabetize.
2061 (-fsched-stalled-insns-dep): Add missing 'f'.
2063 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2066 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2068 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2069 or indirect address operand.
2070 (EXTRA_ADDRESS_CONSTRAINT): New.
2071 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2073 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2075 PR tree-optimization/22236
2076 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2077 successors and predecessors.
2078 * tree-chrec.c (chrec_convert): Before converting, check that
2079 sequences don't wrap.
2080 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2081 (analyze_array): Extern.
2082 (find_data_references_in_loop): Remove call to
2083 compute_estimated_nb_iterations.
2084 * tree-data-ref.h (analyze_array): Declared.
2085 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2086 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2087 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2088 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2090 * tree-ssa-loop-ivcanon.c: Fix documentation.
2091 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2092 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2093 (infer_loop_bounds_from_undefined): New.
2094 (estimate_numbers_of_iterations_loop): Use
2095 infer_loop_bounds_from_undefined.
2096 (used_in_pointer_arithmetic_p): New.
2097 (scev_probably_wraps_p): Pass an extra parameter. Call
2098 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2099 (convert_step): Fix documentation.
2100 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2101 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2102 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2103 scev_probably_wraps_p.
2105 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2107 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2108 (s390_register_info): Ignore clobbered_regs information for fixed
2109 registers, and only fixed registers.
2110 (s390_init_frame_layout): Remove redundant call.
2112 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2114 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2115 description of -Wold-style-casts.
2117 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2118 Jakub Jelinek <jakub@redhat.com>
2120 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2121 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2122 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2123 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2124 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2125 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2126 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2127 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2128 ("stack_protect_set", "stack_protect_test"): New expanders.
2129 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2130 "stack_protect_testdi"): New insn definitions.
2132 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2134 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2136 2005-08-12 Paul Brook <paul@codesourcery.com>
2138 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2140 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2142 * config/s390/predicates.md (setmem_operand): New predicate.
2143 (shift_count_operand): Accept ANDs with special constants as
2145 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2146 with special constants.
2147 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2148 shift_count_operand with setmem_operand.
2150 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2152 * config/s390/s390.c (s390_extract_part, s390_single_part):
2154 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2155 (s390_output_mi_thunk): Don't use lg on 31 bit.
2156 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2157 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2159 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2161 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2162 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2163 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2164 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2165 with one of the new macros.
2167 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2169 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2170 Don't set save_return_addr_p.
2171 (s390_register_info): Make clobbered_regs not depending on
2174 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2176 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2177 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2179 2005-08-11 James E. Wilson <wilson@specifix.com>
2181 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2183 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2185 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2186 locations gathered by var-tracking in single entry loc_list
2187 over loc_descriptor_from_tree.
2189 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2190 pass it down to loc_descriptor.
2191 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2192 (containing_function_has_frame_base): Move earlier in the file.
2193 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2194 instead of always assuming fbreg can't be used.
2196 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2198 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2199 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2200 Accept address wrapped in AND for Altivec.
2201 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2202 Strip AND wrapping offset address for Altivec.
2204 2005-08-11 Richard Henderson <rth@redhat.com>
2207 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2208 before using TYPE_IS_SIZETYPE.
2210 2005-08-11 Richard Henderson <rth@redhat.com>
2213 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2214 insn types not present on ev4.
2215 (alphaev5_insn_pipe): Similarly.
2217 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2220 * arm.c (arm_override_options): If the user has selected callee-super-
2221 interworking, then enable normal interworking.
2223 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2225 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2228 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2230 * doc/rtl.texi: Fix two typos.
2232 2005-08-11 Richard Guenther <rguenther@suse.de>
2235 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2236 cases where we call to/from functions returning void.
2238 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2241 * tree.c (build_pointer_type_for_mode): Robustify.
2243 2005-08-10 James E Wilson <wilson@specifix.com>
2245 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2246 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2248 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2251 2005-08-10 Eric Christopher <echristo@apple.com>
2253 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2254 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2257 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2260 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2261 for the high part when generating dynamic-no-pic code.
2263 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2265 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2266 (x86_64-*-linux*): Likewise.
2268 * config/i386/crtfastmath.c: New file.
2269 * config/i386/t-crtfm: Likewise.
2271 * config/i386/linux.h (ENDFILE_SPEC): New.
2272 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2274 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2277 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2279 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2280 (vec_shl, vec_shr): Document new operations.
2281 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2283 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2285 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2286 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2287 change predicate to indexed_or_indirect_address.
2289 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2291 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2292 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2293 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2294 and __aeabi_uwrite8.
2295 * config/arm/unaligned-funcs.c: New file.
2296 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2298 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2300 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2302 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2303 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2305 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2306 * final.c (pass_shorten_branches): Add dump.
2307 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2308 (pass_life): Rename dump.
2309 (rest_of_handle_flow2): Remove initial verify_flow_info.
2310 * function.c (pass_instantiate_virtual_regs): Add dump.
2311 * integrate.c (pass_initial_value_sets): Add dump.
2312 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2313 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2314 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2315 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2316 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2317 gate_rtl_unrool_and_peel_loops): New.
2318 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2319 rtl_doloop): Do not look at flags.
2320 * mode-switching.c (pass_mode_switching): Add dump.
2321 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2322 pass_split_before_regstack): Add dump.
2323 * regmove.c (pass_stack_adjustments): Add dump.
2324 * tree-optimize.c (pass_fixup_cfg): Add dump.
2326 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2329 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2330 deciding which instruction sequence to use.
2332 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2334 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2335 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2337 2005-08-09 Richard Guenther <rguenther@suse.de>
2339 * c-common.c (builtin_function_2): Remove.
2340 (def_builtin_1): New function.
2341 (c_common_nodes_and_builtins): Use def_builtin_1 to
2342 build builtin functions.
2344 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2346 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2347 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2348 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2351 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2353 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2354 fold_binary instead of fold_build2 since we don't care about the
2356 (loop_niter_by_eval): Likewise.
2357 (compare_trees): Likewise.
2358 (proved_non_wrapping_p): Likewise.
2360 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2364 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2365 if the if is really empty.
2367 2005-08-09 Steven Bosscher <stevenb@suse.de>
2369 PR tree-optimization/23234
2370 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2371 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2372 argument of the new enum.
2373 (execute_cse_reciprocals): Add reciprocals for function arguments
2374 on the unique successor edge of the entry block. Update other calls
2375 to execute_cse_reciprocals_1.
2377 2005-08-08 Richard Henderson <rth@redhat.com>
2380 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2382 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2384 * expr.c (write_complex_part): Return after handling MEM.
2386 2005-08-08 Josh Conner <jconner@apple.com>
2388 PR rtl-optimization/23241
2389 * combine.c (simplify_comparison): Fix error in determining
2390 whether to lift a subreg from comparison.
2392 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2395 * config/rs6000/altivec.md (vec_init<mode>): New.
2396 (vec_set<mode>): New.
2397 (vec_extract<mode>): New.
2398 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2399 (rs6000_expand_vector_set): New.
2400 (rs6000_expand_vector_extract): New.
2401 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2402 for Altivec modes before reload.
2403 (altivec_expand_vec_init_builtin): New.
2404 (get_element_number): New.
2405 (altivec_expand_vec_set_builtin): New.
2406 (altivec_expand_vec_ext_builtin): New.
2407 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2409 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2411 * config/rs6000/rs6000.h (rs6000_builtins): Add
2412 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2413 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2414 * config/rs6000/rs6000-protos.h: Declare new functions.
2416 2005-08-08 Jan Hubicka <jh@suse.cz>
2418 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2419 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2420 * i386.md (movdi*): Use pic_32bit_operand.
2421 * predicates.md (pic_32bit_operand): New.
2423 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2426 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2428 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2430 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2431 (test_for_singularity): Use fold_build2.
2433 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2435 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2437 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2439 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2440 (COMMON_ASM_OP) Define.
2441 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2442 (ix86_encode_section_info): Likewise.
2443 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2444 SUBTARGET_ENCODE_SECTION_INFO.
2446 2005-08-06 Richard Henderson <rth@redhat.com>
2449 * tree-nested.c (convert_local_reference): Save and restore val_only
2450 around component_ref and friends. Clear walk_subtrees by default.
2452 2005-08-06 Peter O'Gorman <peter@pogma.com>
2455 * gcc.c (process_command): Check the argument to -b has a dash.
2456 * doc/invoke.texi: Update -b and -V docs.
2458 2005-08-06 James E Wilson <wilson@specifix.com>
2460 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2462 2005-08-06 Michael Matz <matz@suse.de>
2464 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2465 member only if only one insn is associated with the value.
2467 2005-08-06 Nick Clifton <nickc@redhat.com>
2469 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2471 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2472 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2473 Check symbol flags instead of symbol name mangling.
2474 (xstormy16_asm_output_aligned_common): Likewise. Also
2475 simplify code since the bss100_section cass is the only case
2476 where the below100 code will be triggered.
2477 (xstormy16_encode_section_info): Encode below100 attribute
2478 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2480 (xstormy16_strip_name_encoding): Delete - this function is no
2482 (TARGET_STRIP_NAME_ENCODING): Undefine.
2483 * config/stormy16/stormy16-protos.h: Delete prototype for
2484 xstormy16_strip_name_encoding.
2486 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2488 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2489 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2490 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2491 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2492 config/alpha/predicates.md, config/arc/arc.h,
2493 config/arm/arm.h, config/arm/ieee754-df.S,
2494 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2495 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2496 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2497 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2498 config/m68hc11/m68hc11.h, config/mips/mips.c,
2499 config/mips/mips.h, config/mips/openbsd.h,
2500 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2501 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2502 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2503 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2504 config/sparc/linux.h, config/sparc/linux64.h,
2505 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2506 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2507 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2508 typos. Follow spelling conventions.
2510 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2513 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2514 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2515 specially. Check for side effects only for COND_EXPR.
2516 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2517 return with TREE_NO_WARNING.
2519 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2521 PR rtl-optimization/23233
2522 * loop.c (combine_movables): Require the modes to be the same.
2523 (move_movables): Remove handling of cases where the replacement
2524 had a different mode to the original.
2526 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2528 PR tree-optimization/23128
2529 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2530 subtraction wrap, and set TREE_OVERFLOW if they do.
2532 2005-08-05 Richard Henderson <rth@redhat.com>
2535 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2536 FORCED_LABEL labels.
2538 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2541 * reload.c (find_reloads_subreg_address): Pass down TYPE
2542 unchanged. Change all callers except find_reloads_toplev.
2544 2005-08-05 Michael Matz <matz@suse.de>
2546 * genattrtab.c (current_alternative_string): Remove.
2547 (SIMPLIFY_ALTERNATIVE): Ditto.
2548 (attr_alt_bit_p): Ditto.
2549 (alternative_name): Make const char *.
2550 (evaluate_eq_attr): Remove use of above things.
2551 (simplify_test_exp): Ditto.
2552 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2553 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2555 2005-08-04 James E Wilson <wilson@specifix.com>
2557 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2558 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2559 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2560 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2561 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2563 2005-08-04 Richard Henderson <rth@redhat.com>
2566 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2567 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2568 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2569 if we'd have to instantiate too many members.
2571 2005-08-04 Richard Henderson <rth@redhat.com>
2574 * tree-outof-ssa.c (coalesce_asm_operands): New.
2575 (coalesce_ssa_name): Use it. Split out ...
2576 (coalesce_phi_operands, coalesce_result_decls): ... these.
2578 2005-08-04 Paul Brook <paul@codesourcery.com>
2580 * read-rtl.c (read_quoted_string): Break if EOF.
2582 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2584 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2585 (fold_build2): Likewise.
2586 (fold_build3): Likewise.
2587 (fold_build1_stat): New function prototype.
2588 (fold_build2_stat): Likewise.
2589 (fold_build3_stat): Likewise.
2590 * fold-const.c (fold_build1): Rename to ..
2591 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2592 through to build1_stat.
2593 (fold_build2): Rename to ..
2594 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2595 through to build2_stat.
2596 (fold_build3): Rename to ..
2597 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2598 through to build3_stat.
2600 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2601 Ian Lance Taylor <ian@airs.com>
2603 * function.c (assign_stack_local_1): Do not correct stack slot
2604 address if allocation size is smaller than mode size.
2606 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2609 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2610 (tree_merge_blocks): Propagate anything allowed by
2612 Clarify documentation.
2613 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2614 SSA form, schedule an update if necessary.
2616 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2618 * doc/install.texi (Binaries): Remove broken link to
2619 Sinix/Reliant Unix binaries.
2621 2005-08-03 Richard Henderson <rth@redhat.com>
2624 * function.c (stack_protect_epilogue): Export.
2625 * tree.h (stack_protect_epilogue): Declare.
2626 * calls.c (expand_call): Call it.
2628 2005-08-03 Eric Christopher <echristo@apple.com>
2630 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2631 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2634 2005-08-04 Jan Hubicka <jh@suse.cz>
2636 * profile.c (branch_prob): Split edges with goto locus on them
2637 to get proper line counts.
2638 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2640 2005-08-03 Paul Brook <paul@codesourcery.com>
2642 * function.c (assign_parms): Round current_function_args_size
2643 to PARM_BOUNDARY, not STACK_BOUNDARY.
2645 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2647 * config/i386/i386.c (x86_elf_aligned_common)
2648 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2650 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2652 PR tree-optimization/23157
2653 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2654 before emitting them.
2656 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2658 PR tree-optimization/19899
2659 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2660 * tree-scalar-evolution.c: Include real.h.
2661 (add_to_evolution): Build constant -1 of correct type.
2663 2005-08-03 Jan Hubicka <jh@suse.cz>
2665 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2666 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2667 profile updating for complette unrolling.
2668 * loop-unroll.c (peel_loop_completely): Use it.
2669 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2670 (tree_unroll_loops_completely): Disable code growing unrolling of cold
2673 2005-08-03 Paul Brook <paul@codesourcery.com>
2675 * combine.c (can_change_dest_mode): New function.
2676 (try_combine, simplify_set): Use it.
2678 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
2680 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2683 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
2685 * doc/install.texi (Specific): Adjust link to openavr.org.
2686 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2687 (Binaries): Adjust HP-UX Porting Center link.
2688 (Binaries): Adjust Free Software Foundation ordering link.
2690 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
2692 * convert.c (convert_to_integer): Use fold_build1 instead of
2693 build1 when converting an integer to an integer.
2695 2005-08-02 Richard Henderson <rth@redhat.com>
2697 * combine.c (combine_instructions): Don't use reg_equal/equiv
2698 results if the mode doesn't match.
2700 2005-08-02 Mark Mitchell <mark@codesourcery.com>
2702 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2703 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2705 2005-08-02 Richard Henderson <rth@redhat.com>
2708 * explow.c (memory_address): Remove special-case for
2709 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2711 2005-08-02 Diego Novillo <dnovillo@redhat.com>
2714 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2715 number of calls to cleanup_tree_cfg_1.
2717 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
2719 * doc/invoke.texi: document file extensions .F90 and .F95
2721 2005-08-02 Richard Guenther <rguenther@suse.de>
2723 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2724 positive if its first argument is positive.
2726 2005-08-02 Richard Guenther <rguenther@suse.de>
2728 PR tree-optimization/23177
2729 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2732 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
2734 PR tree-optimization/23129
2735 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2736 varying for divisions with anti-ranges.
2738 2005-08-02 Jan Hubicka <jh@suse.cz>
2740 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2741 * tree-ssa-threadupdate.c (thread_block): Add it here.
2743 2005-08-01 James E Wilson <wilson@specifix.com>
2745 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2746 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2747 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2749 * config/mips/predicates.md (const_call_insn_operand): Add check for
2750 SYMBOL_REF_LONG_CALL_P.
2751 * doc/extend.texi (long_call): Document the new attribute.
2753 2005-08-01 Ian Lance Taylor <ian@airs.com>
2754 Richard Henderson <rth@redhat.com>
2756 * Makefile.in (RTL_BASE_H): Add real.h.
2757 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2759 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2761 * rtl.c (rtl_check_failed_code_mode): New.
2762 * rtl.h (struct rtx_def): Add u.rv.
2763 (XCMWINT, XCNMPRV): New.
2764 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2765 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2767 2005-08-01 Richard Henderson <rth@redhat.com>
2769 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2770 with auto-inc codes.
2772 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2774 2005-08-01 Jan Hubicka <jh@suse.cz>
2776 * i386-protos.h (asm_preferred_eh_data_format): Declare.
2777 * i386.c: Include dwarf2.h
2778 (asm_preferred_eh_data_format): New.
2779 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2781 2005-08-01 Ian Lance Taylor <ian@airs.com>
2783 * config/host-linux.c (linux_gt_pch_get_address): Add new name
2784 randomize_va_space for virtual address randomization control.
2786 2005-08-01 Steven Bosscher <stevenb@suse.de>
2788 * common.opt (flag_ipa_cp): Put in right place to maintain
2791 2005-08-01 Jan Hubicka <jh@suse.cz>
2793 * profile.c (compute_value_histograms): Fix thinko.
2794 * value-prof.c: Include toplev.h
2795 (check_counter): New function.
2796 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2797 tree_mod_subtract_transform): Add sanity check.
2799 2005-08-01 Richard Guenther <rguenther@suse.de>
2801 PR tree-optimization/23133
2802 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2803 current functions parameter decls to find defs to cse
2806 2005-08-01 Richard Guenther <rguenther@suse.de>
2808 PR tree-optimization/23109
2809 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2810 If trapping math is in effect, use post-dominator information
2811 to check if we'd in any case reach a trapping point before
2812 doing the reciprocal insertion.
2813 (execute_cse_reciprocals): Compute post-dominators, if necessary.
2814 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2815 expressions are invariant only if trapping math is not in effect.
2817 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2819 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2820 cgraph_function_versioning): New declarations.
2821 * cgraphunit.c: Add include to ipa-prop.h.
2822 (update_call_expr, cgraph_copy_node_for_versioning,
2823 cgraph_function_versioning): New functions.
2824 * integrate.c (copy_decl_for_inlining): Remove.
2825 * ipa-prop.h (ipa_replace_map): New struct.
2826 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2827 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2828 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2829 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2830 ipcp_iterate_stage, ipcp_method_scale_print,
2831 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2832 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2833 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2834 ipcp_update_bb_counts, ipcp_update_profiling,
2835 ipcp_update_edges_counts): New functions.
2836 (ipcp_method_cval_init): Remove restriction regarding local methods.
2837 (ipcp_init_stage): Add ipcp_method_compute_scale.
2838 (ipcp_insert_stage): Add versioning.
2839 (ipcp_structures_print): Add ipcp_method_scale_print.
2840 (ipcp_driver): Dump profiling info.
2841 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2842 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2843 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2844 (struct inline_data): Add versioning_p, ipa_info, new fields.
2845 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2846 declare_return_variable): Replace calls to copy_decl_for_inlining with
2848 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2850 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2851 Add argument VERSIONING.
2852 (copy_arguments_for_versioning, copy_static_chain,
2853 function_versionable_p, tree_versionable_function_p,
2854 tree_function_versioning, replace_ref_tree): New functions.
2855 * tree-inline.h: Include varray.h.
2856 (tree_versionable_function_p, tree_function_versioning,
2857 tree copy_decl_for_dup): New declarations.
2859 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2861 * ipa-cp.c: New file. Contains IPCP specific functionality.
2862 * ipa-prop.h: New file. Contains structures/definitions that can be
2863 used by several interprocedural data flow optimizations (and also IPCP).
2864 * ipa-prop.c: New file.
2865 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2866 * common.opt: Add ipa-cp flag.
2867 * timevar.def: Add IPCP optimization.
2868 * tree-optimize.c (init_tree_optimization_passes): Schedule
2870 * tree-pass.h (pass_ipa_cp): Declare.
2872 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
2874 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2875 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2876 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2877 config/i386/i386.c, config/mips/mips.h,
2878 config/rs6000/rs6000.h, config/sh/sh.c,
2879 config/stormy16/stormy16.c: Fix comment typos.
2881 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
2884 * c-typeck.c (build_binary_op): Use common_type wrapper on
2886 (common_type): Update comment.
2888 2005-07-31 Steven Bosscher <stevenb@suse.de>
2891 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2892 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2893 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2895 2005-07-31 Jan Hubicka <jh@suse.cz>
2897 * pretty-print.h (pp_widest_integer): New macro.
2898 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
2901 2005-07-31 Jan Hubicka <jh@suse.cz>
2903 * output.h (enum section_category): Export from varasm.c
2904 (categorize_decl_for_section): Likewise.
2905 * varasm.c (enum section_category): Kill.
2906 (categorize_decl_for_section): Make global.
2907 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
2909 * i386.c (ix86_section_threshold): New static variable.
2910 (ix86_in_large_data_p, ix86_encode_section_info,
2911 x86_64_elf_unique_section,
2912 x86_64_elf_select_section): New functions.
2913 (TARGET_ENCODE_SECTION_INFO): Define
2914 (override_options): Enable medium model for PIC.
2915 (ix86_expand_prologue): Expand gen_set_got_rex64.
2916 (legitimate_constant_p): Handle new UNSPECs.
2917 (legitimate_pic_address_disp_p): Likewise.
2918 (legitimize_pic_address): Lower MEDIUM model addressing.
2919 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
2920 (enum cmodel): Add MEDIUM_PIC.
2921 (SYMBOL_REF_FAR_ADDR_P): New macro.
2922 (SYMBOL_FLAG_FAR_ADDR): New flag.
2923 * i386.md (movdi): Support medium model.
2924 (set_got_rex64): New pattern.
2925 * i386.opt (mlarge-data-threshold): New flag.
2926 * predicates.md (zext_operand/sext_operand): Deal with medium model.
2927 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
2928 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
2929 TARGET_ASM_UNIQUE_SECTION): New.
2931 * invoke.texi (-mlarge_data_threshold): Document
2933 2005-07-31 Jan Hubicka <jh@suse.cz>
2935 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2936 (coalesce_vars): Likewise.
2937 * tree-ssa-live.c (coalesce_cost): New.
2938 (build_tree_conflict_graph): Use coalesce_cost.
2939 * tree-ssa-live.h (coalesce_cost): Declare.
2941 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
2943 * arm.md (all peepholes for post-increment operations): Delete.
2944 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2945 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2946 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2947 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2948 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2950 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
2952 * fold-const.c (tree_expr_nonnegative_p): Always return true for
2955 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
2958 * doc/invoke.texi: Document -rdynamic.
2960 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
2963 * c-parser.c (c_parser_parms_list_declarator): Call
2964 mark_forward_parm_decls.
2965 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2966 decls with visibility structure.
2968 2005-07-30 Paul Brook <paul@codesourcery.com>
2970 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2972 2005-07-30 Paul Brook <paul@codesourcery.com>
2974 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2976 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2978 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2980 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2983 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2984 nested function declarators.
2985 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2986 (grokparms): Call warn_if_shadowing for parameters used within the
2988 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2989 not used within the parameter list.
2990 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2992 2005-07-30 Jan Hubicka <jh@suse.cz>
2994 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2995 * i386.c (ix86_fixup_binary_operands): Likewise.
2996 (ix86_expand_unary_operator): Likewise.
2997 (ix86_expand_fp_absneg_operator): Likewise.
2998 * optabs.c (expand_vec_cond_expr): Validate dest.
3000 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3003 * real.c (real_from_string): Also set last bit if there is a
3004 nonzero hex digit beyond GCC's internal precision after ".".
3006 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3008 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3009 define_constants. Change duplicate values to unassigned numbers.
3010 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3011 (*altivec_vspltsf): New.
3012 (altivec_vperm_v4sf): Delete.
3013 (altivec_vperm_<mode>): Use mode macro V.
3014 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3015 (altivec_predicate_v4sf): Delete.
3016 (altivec_predicate_<mode>): Use mode macro V.
3017 (*altivec_lvesfx): New.
3018 (*altivec_stvesfx): New.
3019 (vec_realign_load_v4sf): Delete.
3020 (vec_realign_load_<mode>): Use mode macro V.
3021 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3024 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3027 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3029 * configure: Regenerated.
3031 2005-07-29 Paul Brook <paul@codesourcery.com>
3033 * doc/install.texi: Add link to GFortran binaries wiki page.
3035 2005-07-29 David Ung <davidu@mips.com>
3037 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3038 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3039 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3040 * config/mips/mips.md (cpu): Add 5kf name.
3041 (includes): Includes 5k.md.
3042 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3043 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3046 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3049 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3050 (cleanup_tree_cfg): ... here.
3051 Call cleanup_tree_cfg_1 until there are no more cleanups to
3054 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3056 * tree-vrp.c (compare_range_with_value): Return true or false
3057 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3058 EQ_EXPR respectively.
3060 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3062 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3065 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3067 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3068 (tree_ssa_dominator_optimize): Increment it.
3069 (dump_dominator_optimization_stats): Print it.
3071 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3072 Steven Bosscher <stevenb@suse.de>
3074 PR rtl-optimization/23117
3075 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3076 when head == tail. Tidy comment.
3078 2005-07-28 Richard Henderson <rth@redhat.com>
3080 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3081 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3082 * jump.c (rtx_renumbered_equal_p): Likewise.
3083 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3084 CONST_INT and CONST_DOUBLE.
3085 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3086 * reload.c (operands_match_p): Special case CONST_INT and
3087 CONST_DOUBLE; check mode earlier.
3089 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3092 * c-typeck.c (convert_for_assignment): Do not check
3093 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3095 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3098 * c-typeck.c (composite_type): Prefer constant size arrays to
3101 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3104 * real.c (real_from_string): Set last bit if there is a nonzero
3105 hex digit beyond GCC's internal precision.
3107 2005-07-28 Richard Henderson <rth@redhat.com>
3110 * cfgcleanup.c (try_forward_edges): Watch out for end of
3113 2005-07-28 James E Wilson <wilson@specifixinc.com>
3116 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3118 2005-07-28 Jan Hubicka <jh@suse.cz>
3120 * Makefile.in (rtl-profile.o): Kill all traces of it.
3121 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3122 * coverage.h (rtl_coverage_counter_ref): Kill.
3123 * opts.c (flag_speculative_prefetching_set): Kill.
3124 (flag_loop_optimize_set): New.
3125 (common_handle_option): Disable loop optimizer when profiling;
3126 do not handle speculative prefetching.
3127 * passes.c (init_optimization_passes): Replace pass_profiling combo
3128 by branch_prob pass.
3129 * profile.c (compute_value_histograms): Update for simplified value
3131 (rtl_register_profile_hooks): Kill.
3132 (pass_profiling): Kill.
3133 (rest_of_handle_branch_prob): Do not profile.
3134 * toplev.c (process_options): Remove speculative prefetching.
3135 * toplev.h (flag_tree_based_profiling): Kill.
3136 * tree-profile.c (prepare_instrumented_value,
3137 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3138 tree_gen_one_value_profiler, do_tree_profiling): Update for
3139 simplified datastructures.
3140 * value-prof.c: Add comment that speculative prefetching was dropped;
3141 update rest of file for simplified datastructures.
3142 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3143 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3144 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3145 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3146 rtl_mod_subtract, gen_speculative_prefetch,
3147 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3148 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3149 (gate_handle_value_profile_transformations,
3150 rest_of_handle_value_profile_transformations,
3151 pass_value_profile_transformations): Kill.
3152 * value-prof.h (histogram_value_t): Remove IL based unions.
3153 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3154 rtl_profile_hooks): Remove hooks.
3156 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3158 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3159 (cgraph_clone_node): Likewise.
3160 * cgraph.h (cgraph_clone_edge): Update prototype.
3161 (cgraph_clone_node): Likewise.
3162 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3164 (lookup_recursive_calls): Consider profile.
3165 (cgraph_decide_recursive_inlining): Fix updating; use new
3166 probability argument; use profile.
3167 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3168 * tree-inline.c (copy_bb): Update clal of clone_edge.
3169 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3171 * invoke.texi (min-inline-recursive-probability): Document.
3173 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3175 * doc/install.texi (Configuration): Update Valgrind homepage.
3177 2005-07-28 Richard Henderson <rth@redhat.com>
3180 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3181 labels we want to delete.
3182 (cfg_layout_merge_blocks): Likewise.
3184 2005-07-28 Richard Henderson <rth@redhat.com>
3187 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3188 when expanding to nothing.
3190 2005-07-28 Josh Conner <jconner@apple.com>
3192 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3193 (cgraph_decide_inlining_of_small_functions): Likewise.
3195 2005-07-28 Josh Conner <jconner@apple.com>
3197 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3198 direction of badness if negative.
3199 (cgraph_default_inline_p): Add reason to parameters, and assign it
3201 (cgraph_decide_inlining_of_small_functions): New parameter in call
3202 to cgraph_default_inline_p.
3203 (cgraph_decide_inlining_incrementally): Likewise.
3204 * cgraphunit.c (decide_is_function_needed): Likewise.
3205 * cgraph.h (cgraph_default_inline_p): Likewise.
3207 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3209 * builtins.c: Fix comment typo(s).
3210 * genautomata.c: Likewise.
3211 * gimplify.c: Likewise.
3212 * tree-dfa.c: Likewise.
3213 * tree-flow-inline.h: Likewise.
3214 * tree-into-ssa.c: Likewise.
3215 * tree-ssa-alias.c: Likewise.
3216 * tree-ssa-ccp.c: Likewise.
3217 * tree-ssa-copy.c: Likewise.
3218 * tree-ssa-dce.c: Likewise.
3219 * tree-ssa-dom.c: Likewise.
3220 * tree-ssa-operands.c: Likewise.
3221 * tree-tailcall.c: Likewise.
3222 * tree-vectorizer.c: Likewise.
3223 * tree-vrp.c: Likewise.
3226 2005-07-28 Jeff Law <law@redhat.com>
3228 * tree-vrp.c (test_for_singularity): Extracted from ...
3229 (simplify_cond_using_ranges): Attempt to simplify a relational
3230 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3232 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3234 PR tree-optimization/22506
3235 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3236 phis whose argument is constant.
3238 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3240 PR rtl-optimization/18992
3241 Back out this patch:
3242 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3243 PR optimization/12142
3244 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3245 uses of the register in the SET_SRC. Remove unnecessary argument.
3247 Replace it with this:
3248 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3249 if flag_non_call_exceptions is set and the insn may trap, pass
3250 pc_rtx as dest for recursion.
3251 In SET_SRC part of SET case, if dest is already set, pass it down
3254 2005-07-28 Jan Hubicka <jh@suse.cz>
3256 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3257 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3258 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3260 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3261 profile when available.
3263 2005-07-28 Jan Beulich <jbeulich@novell.com>
3265 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3266 (ia64_print_operand): Describe and handle 'X'.
3267 (ia64_register_move_cost): Also handle FP_REGS.
3268 (ia64_preferred_reload_class): Likewise.
3269 (ia64_secondary_reload_class): Likewise.
3270 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3271 it. Also check for ITANIUM_CLASS_FLDP.
3272 * config/ia64/ia64.h (FP_REGNO_P): New.
3273 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3274 (reg_class): Add FP_REGS.
3275 (REG_CLASS_NAMES): Adjust for it.
3276 (REG_CLASS_CONTENTS): Likewise.
3277 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3278 (REG_CLASS_FROM_LETTER): Handle 'x'.
3279 (CLASS_MAX_NREGS): Handle FP_REGS.
3280 (MEMORY_MOVE_COST): Likewise.
3281 * config/ia64/ia64.md (itanium_class): Add fldp.
3282 (type): Handle fldp.
3283 (movti_internal): More allowable operand combinations. Use ldfp8 when
3284 splitting unnecessary. Remove predicable attribute. Adjust
3285 itanium_class attribute.
3286 (smuldi3_highpart): Remove outdated comment.
3287 (mulditi3, umulditi3, rotlti3): New expanders.
3288 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3289 (absti2): Disabled new insn for future reference.
3290 Respective new splitters.
3291 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3292 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3293 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3295 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3297 PR rtl-optimization/23047
3298 * simplify-rtx.c (simplify_const_relational_operation): Respect
3299 flag_wrapv for comparisons with ABS.
3301 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3303 PR tree-optimization/22493
3304 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3305 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3307 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3309 * config/frv/frv.opt (moptimize-membar): New.
3311 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3313 * config/frv/frv.h: Remove machine_function definition.
3315 * config/frv/frv.c (struct frv_io): New.
3316 (struct machine_function): Moved from frv.h. Add has_membar_p.
3317 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3318 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3319 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3320 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3321 (frv_reorg): Call frv_optimize_membar when appropriate.
3322 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3323 (frv_expand_builtin): Adjust calls accordingly.
3324 (frv_io_address_cookie): New function.
3325 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3326 load or store rather than a special insn. Add ccnstant address and
3327 io-type operands to the membar.
3328 (frv_ifcvt_modify_tests): Unsign regno.
3329 (frv_ifcvt_modify_tests): Same.
3331 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3332 UNSPEC_OPTIONAL_MEMBAR constant.
3333 (builtin_read_<mode>): Delete.
3334 (builtin_write_<mode>): Delete.
3335 ("optional_membar_<mode>"): Add operand.
3337 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3338 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3339 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3340 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3341 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3342 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3343 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3344 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3345 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3347 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3349 * df.c (df_uses_record): Handle SCRATCH.
3351 2005-07-28 Steven Bosscher <stevenb@suse.de>
3354 * passes.c (rest_of_decl_compilation): If decl is a type and
3355 we have encountered errors, don't emit debug information.
3357 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3359 * params.def: Fixed comment.
3361 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3364 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3365 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3366 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3368 2005-07-27 Steven Bosscher <stevenb@suse.de>
3371 * varasm.c (assemble_start_function): Don't do anything that may
3372 require a CFG if the current function is a thunk.
3374 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3376 * doc/install.texi (Prerequisites): Mention that perl is needed
3377 to do export control in libstdc++ targetting Darwin.
3379 2005-07-27 Steven Bosscher <stevenb@suse.de>
3381 PR rtl-optimization/17808
3382 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3383 (sched_insns_conditions_mutex_p): Split out from...
3384 (add_dependence): ...here. But don't call it from here.
3385 (add_dependence_list): Check sched_insns_conditions_mutex_p
3386 before calling add_dependence.
3387 (add_dependence_list_and_free): Likewise.
3388 (fixup_sched_groups): Likewise.
3389 (sched_analyze_1): Likewise.
3390 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3391 (sched_analyze): Likewise.
3392 (sched_analyze_insn): Likewise.
3393 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3394 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3395 dependencies on all COND_EXEC insns to jumps ending basic blocks
3396 when doing intrablock scheduling.
3397 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3399 2005-07-27 Jeff Law <law@redhat.com>
3401 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3402 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3403 equivalency sets, correctly handle the case were vr0 has an
3404 equivalency set, but vr1 does not.
3406 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3408 PR tree-optimization/23073
3409 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3410 vect_print_dump_info before fprintf.
3412 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3414 PR tree-optimize/22348
3415 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3416 Fold the partial computation.
3418 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3420 PR tree-optimization/22325
3421 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3423 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3425 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3426 (force_var_cost): ... this function.
3427 (compute_phi_arg_on_exit): Export.
3429 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3431 PR tree-optimization/20773
3432 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3435 2005-07-27 Richard Guenther <rguenther@suse.de>
3437 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3438 Avoid pushing again if current struct contains only
3439 fields we decomposed.
3441 2005-07-27 Jan Hubicka <jh@suse.cz>
3443 PR tree-optimization/22574
3444 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3447 * tree-tailcall.c (decrease_profile): New function.
3448 (eliminate_tail_call): Use it.
3450 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3451 visibility flags correctly in whole program mode.
3453 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3455 PR rtl-optimization/22472
3456 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3458 2005-07-26 Steven Bosscher <stevenb@suse.de>
3460 PR tree-optimization/22504
3461 * tree-complex.c (expand_complex_addition): Use 'code' instead
3462 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3464 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3466 * config.gcc (cpu_type): Add frv case.
3467 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3468 (supported_defaults): Add fr550 case.
3470 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3473 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3474 whether a pointer of type T * may point to objects of type T *.
3476 2005-07-26 DJ Delorie <dj@redhat.com>
3478 * configure: Regenerate.
3480 2005-07-26 Dale Johannesen <dalej@apple.com>
3482 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3484 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3486 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3487 Clarify use of "build" in name.
3489 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3491 * doc/extend.texi (Raw read/write Functions): New section.
3492 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3493 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3494 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3495 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3496 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3497 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3498 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3499 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3500 * config/frv/frv.c: Add bdesc_loads global.
3501 Add bdesc_stores global.
3502 (frv_init_builtins): Add support for __builtin_{read/write}*.
3503 (frv_volatile_memref): New.
3504 (frv_expand_load_builtin): New.
3505 (frv_expand_store_builtin): New.
3506 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3507 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3508 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3509 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3510 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3511 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3512 (builtin_read_<mode>): New.
3513 (builtin_write_<mode>): New.
3514 (builtin_write64): New.
3515 (optional_membar_<mode>): New.
3517 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3519 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3520 (rather than units) against HOST_BITS_PER_WIDE_INT.
3522 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3524 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3525 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3526 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3527 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3530 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3531 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3532 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3534 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3536 2005-07-26 Richard Guenther <rguenther@suse.de>
3538 PR tree-optimization/22486
3539 * fold-const.c (fold_unary): Fold away useless component
3540 references of the form (T *)&T.x, if the address
3543 2005-07-25 James E Wilson <wilson@specifixinc.com>
3545 * dwarf2out.c (add_call_src_coords_attributes): New.
3546 (gen_inlined_subroutine_die): Call it.
3547 (maybe_emit_file, init_file_table): Add comments.
3548 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3550 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3551 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3552 * tree.h (BLOCK_SOURCE_LOCATION): New.
3553 (struct tree_block): New field locus.
3555 2005-07-26 Andreas Schwab <schwab@suse.de>
3557 PR rtl-optimization/23043
3558 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3559 when allocating a struct unoccr.
3561 2005-07-25 Richard Henderson <rth@redhat.com>
3564 * tree-complex.c (gate_no_optimization): True if errors.
3565 * Makefile.in (tree-complex.o): Update dependencies.
3567 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3569 * config/frv/predicates.md (integer_register_operand): Use
3572 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3575 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3577 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3579 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3581 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3582 types when flag_unsafe_math_optimizations is true.
3584 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3586 * gcc.c (option_map): Add --sysroot.
3587 (process_command): Handle --sysroot.
3588 (display_help): Document it.
3589 * doc/cppopts.tex (-isysroot): Document.
3590 * doc/invoke.texi (--sysroot): Document.
3591 * doc/install.texi (--with-build-sysroot): Document.
3593 * Makefile.in (inhibit_libc): New variable.
3594 (INHIBIT_LIBC_CFLAGS): Likewise.
3595 (LIBGCC2_CFLAGS): Include
3596 $(INHIBIT_LIBC_CFLAGS).
3597 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3598 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3599 ($(T)crtend.o): Likewise.
3600 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3601 ($(T)crtendS.o): Likewise.
3602 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3603 ($(T)crtendT.o): Likewise.
3604 (stmp-fixinc): Do not complain about missing headers if
3606 * configure.ac (inhibit_libc): Set it to true/false.
3607 (--with-build-sysroot): New option. Use it to set
3609 * configure: Regenerated.
3611 2005-07-25 Manfred Hollstein <mh@suse.com>
3613 * calls.c (store_one_arg): Fix unsigned comparison warning.
3615 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3618 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3619 (ggc_print_statistics): Initialize variable before use.
3621 2005-07-25 Richard Guenther <rguenther@suse.de>
3623 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3624 calling with a PHI_NODE argument.
3626 * tree-flow-inline.h (overlap_subvar): Protect against
3629 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3631 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3632 * configure: Regenerate.
3634 2005-07-25 Ira Rosen <irar@il.ibm.com>
3636 * expr.c (highest_pow2_factor): Make extern.
3637 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3638 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3639 record_array_differ_p, array_ptr_differ_p): Likewise.
3640 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3641 additional cases. Call the above functions.
3642 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3643 base_object_differ_p when there are two base objects. Otherwise, compare
3644 base address and offset. Call may_alias_p.
3645 (dump_data_reference): Use a correct field name.
3646 (analyze_array): Make static. Initialize new data-ref fields.
3647 (analyze_indirect_ref): New function.
3648 (init_data_ref): Initialize new data-ref fields.
3649 (strip_conversion): Moved from tree-vect-analyze.c.
3650 (analyze_offset_expr, get_ptr_offset, address_analysis,
3651 object_analysis): Likewise.
3652 (analyze_offset): New function.
3653 (create_data_ref): Likewise.
3654 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3655 dimensions for ARRAY_REFs only.
3656 (build_classic_dist_vector): Make static.
3657 (access_functions_are_affine_or_constant_p): Call macro to get the
3658 address of access functions.
3659 (compute_all_dependences): Add new parameter
3660 compute_self_and_read_read_dependences. Compute self and read-read
3661 dependences if it is true.
3662 (find_data_references_in_loop): Call create_data_ref. Initialize new
3664 (compute_data_dependences_for_loop): Add new parameter
3665 compute_self_and_read_read_dependences. Remove parameter nb_loops,
3666 compute nb_loops. Call compute_all_dependences,
3667 build_classic_dist_vector and build_classic_dir_vector with correct
3669 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3670 with correct parameters. Compare dimensions for ARRAY_REFs only.
3671 (free_data_refs): Call macro to free access functions.
3672 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3673 fields from stmt_vinfo.
3674 (struct base_object_info): New structure.
3675 (struct data_reference): Move fields to base_object_info. Add fields
3676 first_location and object_info for above structures. Move fields from
3677 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3678 aligned_to. Add macros to access the new fields.
3679 Update functions declarations.
3680 * tree-flow.h (is_aliased_with): Declare.
3681 * tree-loop-linear.c (linear_transform_loops): Call
3682 compute_data_dependences_for_loop with correct parameters.
3683 * tree-ssa-alias.c (is_aliased_with): New function.
3684 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3685 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3686 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3687 vect_base_addr_differ_p, compute_subscript_distance and
3688 build_classic_dist_vector. Add printings. Check absolute value of
3690 (vect_analyze_data_ref_dependences): Go through ddrs instead of
3692 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3693 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3694 to bytes. Add printing.
3695 (vect_compute_data_refs_alignment): Go through loads and stores in one
3697 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3698 vect_analyze_data_ref_access): Likewise.
3699 (vect_analyze_pointer_ref_access): Remove.
3700 (vect_address_analysis, vect_object_analysis): Likewise.
3701 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3702 and analyze data-refs in the loop.
3703 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3704 fields of data-ref instead of stmt. Add init to the offset from the
3706 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3707 (vect_update_init_of_dr): Likewise.
3708 (vect_update_inits_of_drs): Go through loads and stores in one loop.
3709 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3711 (new_loop_vec_info): Initialize new fields.
3712 (destroy_loop_vec_info): Free new fields.
3713 (vect_strip_conversion): Remove.
3714 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3715 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3716 datarefs. Add new field ddrs.
3717 Add macros for the new fields access.
3718 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3719 base_aligned_p, misalignment, memtag, ptr_info and subvars.
3720 Remove their macros.
3721 * tree.h (highest_pow2_factor): Declare.
3723 2005-07-25 Jakub Jelinek <jakub@redhat.com>
3725 * calls.c (store_one_arg): Check for sibling call MEM arguments
3726 from already clobbered incoming argument area.
3728 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3730 * c-common.c (check_missing_format_attribute): New.
3731 * c-common.h (check_missing_format_attribute): Likewise.
3732 * c-typeck.c (convert_for_assignment): Use it.
3734 2005-07-24 Andreas Schwab <schwab@suse.de>
3736 * config/m68k/m68k.md ("extendqidi2"): When source is an address
3737 register use a word move. Correct operand of ext.w in 68000 code.
3739 2005-07-23 Mark Mitchell <mark@codesourcery.com>
3741 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3742 variables as declarations, rather than definitions.
3744 2005-07-24 Ira Rosen <irar@il.ibm.com>
3746 PR tree-optimization/22526
3747 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3750 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3752 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3753 that C99 reserve for future use. Use it to define clog10,
3754 clog10f and clog10l.
3756 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3758 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3759 * configure.ac: Check for -Wmissing-format-attribute.
3761 * configure: Regenerate.
3763 2005-07-23 Richard Henderson <rth@redhat.com>
3765 PR tree-optimization/22623
3766 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3768 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
3771 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3773 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3775 * Makefile.in (C_TREE_H): Update dependencies.
3776 * c-tree.h: Include toplev.h.
3777 * diagnostic.h (diagnostic_set_info): Add format attribute.
3778 * rtl-error.c (diagnostic_for_asm): Likewise.
3780 2005-07-23 Chao-ying Fu <fu@mips.com>
3782 * config/mips/mips-dsp.md: New file.
3783 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3784 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3786 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3787 MIPS_BUILTIN_BPOSGE32.
3788 (mips_expand_builtin_direct): Add one parameter to indicate that
3789 builtin functions need to return a value.
3790 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3792 (mips_regno_to_class): Add classes for 12 new DSP registers.
3793 (mips_subword): Change to check four HI registers.
3794 (mips_output_move): Output move to and from 6 new DSP accumulators.
3795 (override_options): Make sure -mdsp and -mips16 are not used together.
3796 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
3798 (mips_conditional_register_usage): Disable 6 new DSP accumulators
3800 (print_operand): Add 'q' for printing DSP accumulators.
3801 (mips_cannot_change_mode_class): Check ACC_REGS.
3802 (mips_secondary_reload_class): Check ACC_REGS.
3803 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3804 (mips_register_move_cost): Check ACC_REGS.
3805 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3806 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3807 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3808 (dsp_bdesc): New array.
3809 (bdesc_arrays): Add DSP builtin function table.
3810 (mips_prepare_builtin_arg): Check predicate again after
3812 (mips_expand_builtin): Add one more parameter to
3813 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3814 MIPS_BUILTIN_BPOSGE32.
3815 (mips_init_builtins): Initialize new function types.
3816 (mips_expand_builtin_direct): Check if builtin functions need to
3817 return a value and pass operands properly.
3818 (mips_expand_builtin_bposge): New function.
3819 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3820 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3821 (FIRST_PSEUDO_REGISTER): Increase to 188.
3822 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3823 Update for 12 new DSP registers.
3824 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3825 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3826 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3827 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3828 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3829 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3830 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3831 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3832 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3833 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3834 (REGISTER_NAMES): Add names for 12 new DSP registers.
3835 * config/mips/mips.md: Include mips-dsp.md.
3836 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3837 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3838 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3839 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3840 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3841 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3842 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3843 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3844 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3845 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3846 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3847 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3848 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3849 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3850 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3851 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3852 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3853 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3854 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3855 (UNSPEC_RDDSP): New constants.
3856 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3857 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
3859 * config/mips/mips.opt (-mdsp): New option.
3860 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3861 (reg_imm10_operand): New predicates.
3862 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3863 * doc/invoke.texi (-mdsp): Document new option.
3865 2005-07-22 DJ Delorie <dj@redhat.com>
3867 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3869 * tree-inline.c (inlinable_function_p): Likewise.
3871 2005-07-22 Mark Mitchell <mark@codesourcery.com>
3874 * toplev.c (check_global_declarations): Do not mark undefined
3875 variables as DECL_IGNORED_P.
3876 * varasm.c (first_global_object_name): GTY it.
3877 (weak_global_object_name): Likewise.
3878 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3879 a string to go into {weak,first}_global_object_name.
3881 2005-07-22 DJ Delorie <dj@redhat.com>
3883 * c-format.c (check_function_format): Change warning control
3884 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3886 2005-07-22 Diego Novillo <dnovillo@redhat.com>
3888 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3889 &PTR->FLD a dereference of PTR.
3890 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3891 a potential dereference of PTR.
3893 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3895 PR rtl-optimization/20370
3896 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3897 call allocate_reg_info if necessary.
3899 PR rtl-optimization/21848
3900 * calls.c (emit_library_call_value_1): For const functions, add
3901 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
3903 PR rtl-optimization/22445
3904 * cselib.c (target.h): Include.
3905 (rtx_equal_for_cselib_p): Allow commutative matches.
3906 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
3907 Remove MODE parameter. Changed all callers.
3909 PR rtl-optimization/22258
3910 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
3912 (try_combine): Use likely_spilled_retval_p.
3914 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
3916 * config.gcc: Add crx-elf support.
3918 * doc/contrib.texi: Mention crx.
3919 * doc/extend.texi: Document crx extensions.
3920 * doc/install.texi: Document crx install.
3921 * doc/invoke.texi: Document crx options.
3922 * doc/md.texi: Document crx constraints.
3924 * config/crx/crx-protos.h: New file.
3925 * config/crx/crx.c: New file.
3926 * config/crx/crx.h: New file.
3927 * config/crx/crx.md: New file.
3928 * config/crx/crx.opt: New file.
3929 * config/crx/t-crx: New file.
3931 2005-07-22 Manfred Hollstein <mh@suse.com>
3933 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3935 (int_add_graph_edge): Likewise.
3936 (collapse_nodes): Likewise.
3937 (process_unification_queue): Likewise.
3939 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3940 Laurent GUERBY <laurent@guerby.net>
3942 PR tree-optimization/22336
3943 * function.c (record_block_change): Check for
3944 cfun->ib_boundaries_block.
3946 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
3948 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3949 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3951 2005-07-21 DJ Delorie <dj@redhat.com>
3953 * toplev.c (warn_deprecated_use): Add warning control to warning
3955 * c-typeck.c (parser_build_binary_op): Likewise.
3956 (c_finish_if_stmt): Likewise.
3957 * c-common.c (check_function_sentinel): Likewise.
3958 (check_nonnull_arg): Likewise.
3960 2005-07-21 Richard Henderson <rth@redhat.com>
3963 * tree-complex.c (complex_ssa_name_components): New.
3964 (cvc_lookup): Allow entry not found.
3965 (create_components): Remove.
3966 (create_one_component_var, get_component_var): New.
3967 (get_component_ssa_name, set_component_ssa_name): New.
3968 (extract_component): Use get_component_ssa_name.
3969 (update_complex_components): Use set_component_ssa_name.
3970 (update_complex_components_on_edge): Likewise.
3971 (update_phi_components): Create new PHI nodes directly, instead
3972 of adding insns to edges.
3973 (tree_lower_complex): Allocate and free complex_variable_components
3974 and complex_ssa_name_components here.
3976 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
3978 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3979 revert to returning false.
3981 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3984 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3986 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3989 * config/i386/i386.md (cmpxf): Change operand constraints
3990 to "nonmemory_operand".
3992 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3994 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3996 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3999 * fold-const.c (fold_build1): Add checksum for the operands.
4000 (fold_build2): Likewise.
4001 (fold_build3): Likewise.
4003 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4006 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4008 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4010 * common.opt (-fforward-propagate): Committed by mistake,
4013 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4015 * reg-stack.c: Fix comment typo(s).
4016 * tree-ssa-operands.c: Likewise.
4017 * tree-vectorizer: Likewise.
4019 2005-07-21 Nick Clifton <nickc@redhat.com>
4021 * config/sh/symbian.c: Replace C++ style line comments with C
4022 style line comments.
4023 (symbian_add_attribute): Do not use a ? operator on the LHS of
4025 (sh_symbian_handle_dll_attribute): Change the type of the
4026 method vector to "VEC(tree,gc)*" and use vector accessor
4027 macros to walk over the elements.
4028 (symbian_export_vtable_and_rtti_p): Likewise.
4029 (symbian_class_needs_attribute_p): Likewise.
4031 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4034 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4035 initialize targetm.resolve_overloaded_builtin here.
4036 (altivec_expand_overloaded_builtin): Make it non-static.
4037 * config/rs6000/rs6000-protos.h
4038 (altivec_expand_overloaded_builtin): New prototype.
4039 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4040 targetm.resolve_overloaded_builtin here.
4041 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4043 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4044 Zdenek Dvorak <dvorakz@suse.cz>
4046 PR tree-optimization/19210
4047 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4049 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4050 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4051 rely on unproven assumptions.
4052 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4053 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4054 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4055 to number_of_iterations_exit.
4056 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4057 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4058 * tree-ssa-loop-niter.c (find_loop_niter,
4059 estimate_numbers_of_iterations_loop): Likewise.
4060 (number_of_iterations_exit): Honor the new options.
4061 * doc/invoke.texi (Wunsafe-loop-optimizations,
4062 funsafe-loop-optimizations): Document them.
4064 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4066 PR rtl-optimization/22167
4067 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4069 2005-07-20 Adam Nemet <anemet@lnxw.com>
4071 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4072 __do_global_dtors_aux longcall.
4074 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4076 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4077 (old_special_pred_table): Don't reference
4078 SPECIAL_MODE_PREDICATES.
4079 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4080 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4081 * config/sh/predicates.h: Don't mention
4082 SPECIAL_MODE_PREDICATES.
4083 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4086 2005-07-20 DJ Delorie <dj@redhat.com>
4088 * config.gcc: Add m32c-elf support.
4090 * doc/contrib.texi: Mention m32c.
4091 * doc/extend.texi: Document m32c extensions.
4092 * doc/install.texi: Mention m32c.
4093 * doc/invoke.texi: Document m32c options.
4094 * doc/md.texi: Document m32c constraints.
4096 * config/m32c/addsub.md: New file.
4097 * config/m32c/bitops.md: New file.
4098 * config/m32c/cond.md: New file.
4099 * config/m32c/jump.md: New file.
4100 * config/m32c/m32c-lib1.S: New file.
4101 * config/m32c/m32c-lib2.c: New file.
4102 * config/m32c/m32c-modes.def: New file.
4103 * config/m32c/m32c-pragma.c: New file.
4104 * config/m32c/m32c-protos.h: New file.
4105 * config/m32c/m32c.abi: New file.
4106 * config/m32c/m32c.c: New file.
4107 * config/m32c/m32c.h: New file.
4108 * config/m32c/m32c.md: New file.
4109 * config/m32c/m32c.opt: New file.
4110 * config/m32c/minmax.md: New file.
4111 * config/m32c/mov.md: New file.
4112 * config/m32c/muldiv.md: New file.
4113 * config/m32c/predicates.md: New file.
4114 * config/m32c/prologue.md: New file.
4115 * config/m32c/shift.md: New file.
4116 * config/m32c/t-m32c: New file.
4118 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4120 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4121 (stack_protect_set, stack_protect_test): New expanders.
4122 (stack_protect_set_si, stack_protect_set_si_media,
4123 stack_protect_set_di_media, stack_protect_test_si,
4124 stack_protect_test_si_media, stack_protect_test_di_media):
4127 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4129 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4131 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4133 * tree.h (tree_expr_nonzero_p): Export.
4134 * fold-const.c (tree_expr_nonzero_p): Likewise.
4135 Return true for CALL_EXPRs that are alloca calls.
4136 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4138 * tree-flow.h (expr_computes_nonzero): Remove.
4139 * tree-vrp.c (expr_computes_nonzero): Remove.
4140 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4141 (extract_range_from_unary_expr): Likewise.
4142 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4143 tree_expr_nonzero_p.
4145 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4147 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4148 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4149 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4150 All callers changed.
4151 (frame_related_constant_load): New arg "related" which controls
4152 setting of RTX_FRAME_RELATED_P. All callers changed.
4153 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4154 (bfin_expand_prologue): Add stack limit checking.
4155 * config/bfin/bfin.md (trapifcc): New pattern.
4157 * config/bfin/bfin.c: Include "langhooks.h".
4158 (def_builtin): Go through lang_hooks to call builtin_function.
4160 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4161 * config/bfin/predicates.md (symbol_ref_operand): New.
4162 (call_insn_operand): Delete. All callers changed to use
4163 register_no_elim_operand.
4164 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4166 (function_arg): Use it to generate the call's operand 2.
4167 (bfin_longcall_p): New function.
4168 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4169 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4170 determine if the address needs to be in a REG.
4171 (bfin_handle_longcall_attribute): New function.
4172 (bfin_attribute_table): Add "longcall" and "shortcall".
4173 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4174 (CUMULATIVE_ARGS): New member call_cookie.
4175 (PREDICATE_CODES): Add symbol_ref_operand.
4176 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4177 extra USE to the pattern.
4178 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4179 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4180 sibcall_value_insn; now the new patterns handle direct calls and the
4181 old ones indirect calls.
4182 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4184 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4186 * doc/trouble.texi: Update section on handling of empty loops.
4188 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4190 * config.gcc: Remove support for sparc-*-openbsd*,
4191 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4193 * config.host: Remove support for i860-*-sysv4* as a host.
4194 * config/i860/*, config/ip2k/*, config/ns32k/*,
4195 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4196 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4197 mention obsolete ports.
4199 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4201 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4203 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4204 of frame_pointer_rtx.
4205 (sh_expand_epilogue): Likewise.
4206 (sh_set_return_address): Likewise.
4207 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4208 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4209 offsets from FRAME_POINTER_REGNUM.
4210 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4211 (sh_register_names): Add initializer for sfp.
4212 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4213 (VALID_REGISTER_P): Likewise.
4214 (FIRST_PSEUDO_REGISTER): Update.
4215 (DWARF_FRAME_REGISTERS): Define.
4216 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4217 (HARD_FRAME_POINTER_REGNUM): Define.
4218 (FRAME_POINTER_REGNUM): Redefine.
4219 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4220 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4221 from FRAME_POINTER_REGNUM.
4222 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4223 FRAME_POINTER_REGNUM.
4224 (REG_CLASS_CONTENTS): Add sfp.
4225 (REG_ALLOC_ORDER): Likewise.
4226 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4227 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4228 of frame_pointer_rtx.
4229 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4231 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4233 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4234 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4235 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4237 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4240 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4242 Make CONSTRUCTOR use VEC to store initializers.
4243 * c-common.c (complete_array_type): Update to cope with VEC in
4245 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4246 (pp_c_constructor_elts): New function.
4247 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4248 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4249 struct constructor_stack, struct initializer_stack,
4250 constructor_elements, push_init_level, pop_init_level,
4251 add_pending_init, find_init_member, output_init_element): Update to
4252 cope with VEC in CONSTRUCTOR_ELTS.
4253 * coverage.c (build_fn_info_value, build_ctr_info_value,
4254 build_gcov_info): Likewise.
4255 * expr.c (categorize_ctor_elements_1, store_constructor,
4256 expand_expr_real_1): Likewise.
4257 * fold-const.c (fold_ternary): Likewise.
4258 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4259 gimplify_init_constructor, gimplify_expr): Likewise.
4260 * tree-dump.c (dequeue_and_dump): Likewise.
4261 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4263 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4265 * tree-sra.c (generate_element_init_1): Likewise.
4266 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4267 * tree-ssa-operands.c (get_expr_operands): Likewise.
4268 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4269 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4270 (get_initial_def_for_reduction): Likewise.
4271 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4272 value handle in annotations.
4273 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4274 tree_node_structure): Add support for constr_kind.
4275 (build_vector_from_ctor, build_constructor_single,
4276 build_constructor_from_list): New functions.
4277 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4278 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4279 Update to cope with VEC in CONSTRUCTOR_ELTS.
4280 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4281 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4282 CONSTRUCTOR_APPEND_ELT): New macros.
4283 (struct constructor_elt, struct tree_constructor): New data types.
4284 (union tree_node): Add tree_constructor field.
4285 * treestruct.def: Define TS_CONSTRUCTOR.
4286 * varasm.c (const_hash_1, compare_constant, copy_constant,
4287 compute_reloc_for_constant, output_addressed_constants,
4288 initializer_constant_valid_p, output_constant,
4289 array_size_for_constructor, output_constructor): Update to cope with
4290 VEC in CONSTRUCTOR_ELTS.
4291 * vec.h (VEC_empty, VEC_copy): New macros.
4293 2005-07-19 Devang Patel <dpatel@apple.com>
4295 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4297 2005-07-19 Richard Henderson <rth@redhat.com>
4300 * gimplify.c (gimplify_expr): Use main variant type for the temp
4301 destination for a discarded volatile read.
4302 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4303 casts between non-void types that change volatility.
4305 2005-07-15 DJ Delorie <dj@redhat.com>
4307 * toplev.h: Add comment about the first parameter for warning().
4308 * errors.h: Likewise.
4310 * c.opt (Wpragmas): New.
4311 * doc/invoke.texi: Document it.
4313 * function.c (do_warn_unused_parameter): Add warning control to
4315 * c-decl.c (warn_if_shadowing): Likewise.
4316 * c-lex.c (cb_def_pragma): Likewise.
4317 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4318 (pop_alignment): Likewise.
4319 (handle_pragma_pack): Likewise.
4320 (apply_pragma_weak): Likewise.
4321 (handle_pragma_weak): Likewise.
4322 (handle_pragma_redefine_extname): Likewise.
4323 (add_to_renaming_pragma_list): Likewise.
4324 (handle_pragma_extern_prefix): Likewise.
4325 (maybe_apply_renaming_pragma): Likewise.
4326 (handle_pragma_visibility): Likewise.
4328 * config/c4x/c4x-c.c (BAD): Likewise.
4329 (c4x_parse_pragma): Likewise.
4330 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4331 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4332 (rs6000_pragma_longcall): Likewise.
4333 * config/v850/v850-c.c (pop_data_area): Likewise.
4334 (ghs_pragma_section): Likewise.
4335 (ghs_pragma_section): Likewise.
4336 (ghs_pragma_interrupt): Likewise.
4337 (ghs_pragma_starttda): Likewise.
4338 (ghs_pragma_startsda): Likewise.
4339 (ghs_pragma_startzda): Likewise.
4340 (ghs_pragma_endtda): Likewise.
4341 (ghs_pragma_endsda): Likewise.
4342 (ghs_pragma_endzda): Likewise.
4344 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4345 Kenneth Zadeck <zadeck@naturalbridge.com>
4347 * Makefile.in: Removed tree-promote-statics.c
4348 * tree-promote-statics.c: Removed.
4349 * common.opt: Removed flag-promote-statics.
4351 * passes.c: Removed tree-promote-statics pass.
4352 * tree-pass.h: Ditto.
4353 * timevar.def: Removed TV_PROMOTE_STATICS.
4356 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4358 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4360 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4362 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4365 * c-common.c (check_function_arguments): Call
4366 'check_function_format' if either -Wformat or
4367 -Wmissing-format-attribute are specified.
4368 * c-format.c (check_function_format): Check -Wformat before
4369 calling 'check_format_info'.
4370 * c-opts.c (c_common_post_options): Don't warn for
4371 -Wmissing-format-attribute without -Wformat.
4372 * c-typeck.c (convert_for_assignment): Detect additional cases for
4373 -Wmissing-format-attribute.
4374 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4377 2005-07-19 Richard Guenther <rguenther@suse.de>
4379 * config/i386/i386.md (lrint<mode>2): Use temporary
4380 instead of clobbering non-existent memory.
4382 2005-07-19 Nick Clifton <nickc@redhat.com>
4384 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4385 statement to avoid displaying ASCII control characters.
4387 2005-07-19 Ben Elliston <bje@au.ibm.com>
4389 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4390 * cfganal.c (find_edge_index): Ditto.
4391 * combine.c (combine_instructions): Ditto.
4392 * ddg.c (create_scc): Ditto.
4393 (find_successors): Ditto.
4394 (find_predecessors): Ditto.
4395 (find_nodes_on_paths): Ditto.
4396 (longest_simple_path): Ditto.
4397 * flow.c (update_life_info): Ditto.
4398 (count_or_remove_death_notes): Ditto.
4399 (clear_log_links): Ditto.
4400 * modulo-sched.c (generate_reg_moves): Ditto.
4401 (find_max_asap): Ditto.
4402 (find_max_hv_min_mob): Ditto.
4403 (find_max_dv_min_mob): Ditto.
4404 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4405 * sched-rgn.c (extract_edgelst): Ditto.
4406 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4407 (dump_update_ssa): Ditto.
4408 (ssa_names_to_replace) Ditto.
4409 (switch_virtuals_to_full_rewrite): Ditto.
4410 (update_ssa): Ditto.
4411 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4413 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4415 Fix PR tree-optimization/22483
4417 * tree-complex.c (create_components): Use
4418 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4419 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4420 * tree-flow.h (safe_referenced_var_iterator): New structure.
4421 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4422 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4423 safe_referenced_var iterator.
4424 (add_type_alias): Ditto.
4426 2005-07-19 Steven Bosscher <stevenb@suse.de>
4428 * loop-init.c (rest_of_handle_loop2): Remove.
4429 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4430 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4431 (pass_rtl_loop_init, pass_rtl_loop_done,
4432 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4433 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4434 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4435 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4436 pass_tree_loop_done, and pass_tree_unswitch.
4437 (gate_loop): Rename to gate_tree_loop.
4438 * passes.c (init_optimization_passes): Update for renamed tree
4439 loop passes. Add the new loop2 passes as subpasses of loop2.
4440 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4441 Update for the renamed tree loop passes.
4443 2005-07-18 Ian Lance Taylor <ian@airs.com>
4446 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4447 blocks when optimizing.
4449 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4451 * common.opt (frename-registers): Initialize to 2.
4453 (fgcse-after-reload): Ditto.
4454 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4455 (process_options): Only change flag_web, flag_rename_registers,
4456 and flag_rerun_cse_after_loop if not explicitly set by user.
4458 2005-07-18 Jan Beulich <jbeulich@novell.com>
4460 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4461 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4462 in 64-bit mode the same as DImode in 32-bit mode.
4463 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4464 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4465 mode. Add new mode parameter.
4466 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4467 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4468 x86_64_shift_adj): New expanders.
4469 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4470 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4472 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4473 DImode shift splitters.
4474 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4475 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4478 2005-07-18 Jan Beulich <jbeulich@novell.com>
4480 * i386.md (movdi_extzv_1): New.
4481 (zero_extendhidi2): Combine alternatives and never force use of
4483 (zero_extendqidi2): Likewise. Don't restrict input selection.
4485 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4487 Fix PR tree-optimization/22531
4488 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4491 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4493 * tree-promote-statics.c (pass_promote_statics): Change dump file
4496 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4498 * tree-optimize.c (init_tree_optimization_passes): Add
4499 pass_eliminate_useless_stores pass.
4500 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4501 * tree-ssa-pre.c (is_copy_stmt): New function.
4502 (follow_copies_till_vuse): Ditto.
4503 (do_eustores): Ditto.
4504 (gate_eustores): Ditto.
4506 2005-07-16 Richard Henderson <rth@redhat.com>
4508 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4510 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4511 Kenneth Zadeck <zadeck@naturalbridge.com>
4513 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4514 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4515 ipa-type-escape.h, tree-promote-statics.c
4516 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4517 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4518 tree-promote-statics.c: new files.
4519 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4520 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4521 int nonlocal_set_p, mark_constant_function): Deleted.
4522 (rest_of_handle_cfg): Removed call to mark_constant_function.
4523 (nonoverlapping_component_refs_p): Added calls to support
4524 type based aliasing.
4525 * tree-ssa-alias.c (may_alias_p,
4526 compute_flow_insensitive_aliasing): Ditto.
4527 * calls.c (flags_from_decl_or_type): Removed reference to
4529 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4530 too many arguments. This is necessary for Spec 2000.
4531 * cgraph.h (const_function, pure_function): Removed.
4532 * common.opt: Added "fipa-pure-const", "fipa-reference",
4533 "fipa-type-escape", and "ftree-promote-static".
4535 * passes.c: Added ipa and tree-promote-statics passes.
4536 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4537 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4538 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4539 * tree-flow.h: Added exposed sra calls and addition of
4540 reference_vars_info field for FUNCTION_DECLS.
4541 * tree-pass.h: Added passes.
4542 * tree-sra.c: (sra_init_cache): New function.
4543 (sra_insert_before, sra_insert_after) Made public.
4544 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4546 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4547 aliasing. (may_alias_p): Added code to use type escape analysis to
4549 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4550 code to prune clobbers of static variables based on information
4551 produced in ipa-reference pass. Changed call clobbering so that
4552 statics are not marked as clobbered if the call does not clobber
4555 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4557 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4560 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4562 * doc/install.texi (*-*-solaris2*): Document recommended version
4563 of GNU binutils and mention GNU linker problem on Solaris 10.
4565 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4568 * c-decl.c (c_build_bitfield_integer_type): New function.
4569 (finish_struct): Call it.
4570 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4572 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4574 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4577 2005-07-16 Jan Hubicka <jh@suse.cz>
4579 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4580 (scale_bbs_frequencies_int): Watch roundoff errors.
4581 * predict.c (return_prediction): Initialize return_stmt.
4583 2005-07-16 Jan Hubicka <jh@suse.cz>
4585 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4586 after RTL profiling.
4588 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4591 * fold-const.c (build_range_check): Convert high/low to etype
4592 if we are only comparing against exp.
4594 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4596 Fix PR tree-optimization/22376
4597 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4599 (need_to_solve): New function.
4600 (compute_points_to_sets): Use it.
4602 2005-07-15 Jan Hubicka <jh@suse.cz>
4604 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4605 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4607 2005-07-15 Richard Guenther <rguenther@suse.de>
4609 * c-common.c (handle_flatten_attribute): New function.
4610 Add flatten function attribute.
4611 * doc/extend.texi: Document flatten function attribute.
4612 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4613 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4615 (cgraph_decide_inlining): Handle functions with flatten
4618 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4620 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4621 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4622 UNSPEC_XCHG, UNSPEC_AND): New.
4623 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4624 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4625 * config/rs6000/sync.md (FETCHOP): New code macro.
4626 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4628 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4629 (sync_compare_and_swap<mode>): Same.
4630 (sync_lock_test_and_set<mode>): Same.
4631 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4632 for QImode and HImode, and not PPC405.
4633 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4634 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4635 (sync_<fetchop>{si,di}_internal): New.
4636 (sync_nand{si,di}_internal): New.
4637 (sync_old_<fetchop>{si,di}_internal): New.
4638 (sync_old_nand{si,di}_internal): New
4639 (sync_new_<fetchop>{si,di}_internal): New.
4640 (sync_new_nand{si,di}_internal): New.
4641 (atomic_and{si,di}): New.
4642 (sync_new_nand{si,di}_internal): New.
4643 (atomic_and{si,di}): New.
4644 (sync_add<mode>_internal): Delete.
4645 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4646 (sync_sub<mode>_internal): Delte.
4647 (sync_subshort_internal): New.
4648 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4649 (sync_anddi_internal): Delete.
4650 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4651 (sync_booldi_internal): Delete.
4652 (sync_boolc<mode>_internal): Delete.
4653 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4654 (sync_boolc<mode>_internal2): Delete.
4655 (sync_boolcc<mode>_internal): Delete.
4656 (isync, lwsync): Use unspec instead of unspec_volatile.
4657 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4658 Revert UNSPEC_VOLATILE.
4659 (rs6000_split_atomic_op): New.
4660 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4662 2005-07-14 Eric Christopher <echristo@redhat.com>
4664 * config/mips/mips.c (mips_canonicalize_comparison): Cast
4665 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4667 2005-07-14 Eric Christopher <echristo@redhat.com>
4669 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4671 2005-07-14 Steven Bosscher <stevenb@suse.de>
4673 PR tree-optimization/22230
4674 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4675 the computation of the four cross productions for "range op range".
4677 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
4678 Ulrich Weigand <uweigand@de.ibm.com>
4681 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4684 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4686 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4688 2005-07-14 Steve Ellcey <sje@cup.hp.com>
4690 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4692 2005-07-14 Richard Guenther <rguenther@suse.de>
4695 * config/i386/i386-protos.h (ix86_function_value): Change
4696 prototype to match new target hook.
4697 * config/i386/i386.c (ix86_value_regno): Change prototype
4698 to take extra type argument.
4699 (TARGET_FUNCTION_VALUE): Define.
4700 (ix86_function_ok_for_sibcall): Pass extra argument to
4701 ix86_value_regno, check return slot rtx for exact match.
4702 (ix86_function_value): Take extra parameter. Dispatch to
4703 ix86_value_regno with fndecl/fntype as provided.
4704 (ix86_value_regno): Handle extra type argument.
4705 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4707 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4708 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4709 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4710 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4711 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4713 2005-07-14 Richard Guenther <rguenther@suse.de>
4715 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4716 * calls.c (expand_call): Pass fntype to hard_function_value.
4717 (emit_library_call_value_1): Likewise.
4718 * explow.c: Include target.h.
4719 (hard_function_value): Take extra argument, the fntype.
4720 Use new target hook for function_value.
4721 * expr.h (hard_function_value): Change prototype.
4722 * function.c (aggregate_value_p): Pass 0 as fntype to
4723 hard_function_value.
4724 (assign_parms): Use new target hook for function_value.
4725 Pass 0 as fntype to hard_function_value.
4726 (expand_function_end): Likewise.
4727 * reg-stack.c: Include target.h.
4728 (stack_result): Use new target hook for function_value.
4729 * target-def.h: New target hook function_value.
4730 * target.h: Likewise.
4731 * targhooks.c (default_function_value): New function.
4732 * targhooks.h (default_function_value): Declare.
4734 2005-07-13 Ian Lance Taylor <ian@airs.com>
4736 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4738 2005-07-14 Jan Hubicka <jh@suse.cz>
4740 * tree-dfa.c (dump_variable): Use default_def function.
4741 * tree-ssa-alias.c (dump_points_to_info): Likewise.
4742 * tree-ssa.c (verify_use): Likewise.
4743 * tree-ssanames.c (release_ssa_name): Likewise.
4744 * tree-tailcall.c (eliminate_tail_call): Likewise.
4745 (tree_optimize_tail_calls_1): Likewise.
4746 * tree-vrp.c (get_value_range): Likewise.
4748 2005-07-14 Ben Elliston <bje@au.ibm.com>
4750 * gcc.c (main): Compare language[0] with '*' when iterating over
4753 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4755 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4756 "s390_emit_compare". Add handling of CCZ1mode.
4757 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4758 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4760 (s390_branch_condition_mask): Add CCZ1mode handling.
4761 * config/s390/s390.md: ("seq", "*seq"): New pattern.
4762 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4763 Use CCZ1mode instead of CCZmode.
4764 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
4766 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4768 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4770 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4772 2005-07-13 Eric Christopher <echristo@redhat.com>
4774 * config/mips/mips.c (mips_canonicalize_comparison): New.
4775 (mips_emit_int_relational): Use.
4777 2005-07-13 Eric Christopher <echristo@redhat.com>
4779 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4781 * config/s390/s390.md: Include tpf.md. Move tpf specific
4783 * config/s390/tpf.md: To here.
4784 * config/s390/s390.opt: Move tpf specific options...
4785 * config/s390/tpf.opt: to here. Add mmain option.
4786 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4787 * config/s390/tpf.h: Rewrite.
4789 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4791 * doc/tm.texi: Remove @xref{Cross-profiling}.
4793 2005-07-13 Jeff Law <law@redhat.com>
4795 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4796 expressions, test their _DECL operands for pointer equality rather
4797 than using operand_equal_p.
4799 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4801 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4802 (TARGET_POSIX_IO): This.
4803 * config/darwin.h: Likewise.
4804 * config/freebsd.h: Likewise.
4805 * config/linux.h: Likewise.
4806 * config/lynx.h: Likewise.
4807 * config/netbsd.h: Likewise.
4808 * config/rs6000/linux64.h: Likewise.
4809 * config/rs6000/linux.h: Likewise.
4810 * config/s390/tpf.h: Likewise.
4811 * config/sh/embed-elf.h: Likewise.
4812 * config/sparc/linux64.h: Likewise.
4813 * config/sparc/linux.h: Likewise.
4814 * config/svr4.h: Likewise.
4815 * gcov-io.h: Likewise.
4817 * doc/tm.texi: Updated.
4819 * libgcov.c (create_file_directory): Defined only if
4820 TARGET_POSIX_IO is defined.
4821 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4824 2005-07-13 Jan Hubicka <jh@suse.cz>
4826 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4828 2005-07-13 David Edelsohn <edelsohn@gnu.org>
4830 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4831 structure as argument.
4833 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
4835 PR tree-optimization/21921
4836 * tree-iterator.c (tsi_link_before): Support the case when
4837 tsi_end_p (tsi) == true.
4839 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4841 PR tree-optimization/22442
4842 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4845 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4847 PR rtl-optimization/20376
4848 * toplev.c (process_options): Enable -fweb and -frename-registers when
4850 * doc/invoke.texi: Update the information about when -fweb and
4851 -frename-registers are enabled.
4853 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4856 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4857 if *rhs_p is not a SSA_NAME.
4859 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
4861 Fix PR tree-optimization/22422
4862 * tree-ssa-structalias.c (struct variable_info): Add flag for
4864 (get_varinfo): Now a static function.
4865 (new_varinfo): init has_union and is_special_var to false.
4866 (solution_set_add): Check has_union.
4867 (do_da_constraint): Move temporary variable so it gets reset
4869 Also check for special variable.
4870 (do_ds_constraint): Ditto.
4871 (do_sd_constraint): Ditto.
4872 (do_structure_copy): Check for special variable.
4873 (find_func_aliases): Ditto.
4874 (init_base_vars): Set special vars properly.
4876 2005-07-13 Jan Hubicka <jh@suse.cz>
4878 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
4881 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
4882 (get_expr_operands): Fix thinko wrt flags and subvars.
4884 PR tree-optimize/22379
4885 * tree-inline.c (expand_call_inline): Do not output sorry in early
4888 2005-07-12 Dale Johannesen <dalej@apple.com>
4890 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
4892 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4895 * host-linux.h: Include limits.h.
4897 2005-07-12 Dale Johannesen <dalej@apple.com>
4899 * expr.c (compress_float_constant): Add cost check.
4900 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
4902 2005-07-12 Dale Johannesen <dalej@apple.com>
4904 * gcc.target/i386/compress-float-sse.c: New.
4905 * gcc.target/i386/compress-float-sse-pic.c: New.
4906 * gcc.target/i386/compress-float-387.c: New.
4907 * gcc.target/i386/compress-float-387-pic.c: New.
4908 * gcc.dg/compress-float-ppc.c: New.
4909 * gcc.dg/compress-float-ppc-pic.c: New.
4911 2005-07-12 Eric Christopher <echristo@redhat.com>
4913 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4915 * config/s390/s390.md: Include tpf.md. Move tpf specific
4917 * config/s390/tpf.md: To here.
4918 * config/s390/s390.opt: Move tpf specific options...
4919 * config/s390/tpf.opt: to here. Add mmain option.
4920 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4921 * config/s390/tpf.h: Rewrite.
4923 2005-07-12 Eric Christopher <echristo@redhat.com>
4925 * gcc.c (struct infile): Update comment for language.
4926 (main): Rewrite input file resetting code.
4928 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4931 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
4932 requiring a cast in a non RHS of modify_expr. Add a cast when required.
4933 (lookup_avail_expr): Use constant_boolean_node instead
4934 of boolean_false_node/boolean_true_node.
4936 2005-07-12 Ben Elliston <bje@au.ibm.com>
4938 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
4939 and use it when printing num_edges.
4941 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
4943 * doc/extend.texi (Blackfin Built-in Functions): New section.
4944 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
4947 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
4949 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
4950 s/cmpstrsi/cmpstrnsi
4951 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
4953 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
4954 (init_optabs): Initialize cmpstrn_optab.
4955 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
4956 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
4957 * expr.c: (enum insn_code cmpstrn_optab): Declare.
4958 * config/i386/i386.md: s/cmpstr/cmpstrn
4959 * config/c4x/c4x.md: s/cmpstr/cmpstrn
4960 * doc/md.texi: Update documentation.
4962 2005-07-11 Richard Henderson <rth@redhat.com>
4964 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
4965 build_va_arg_indirect_ref.
4966 (alpha_gimplify_va_arg): Likewise.
4967 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
4968 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4969 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
4970 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4971 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4972 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
4974 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4976 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4978 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4979 * passes.c (init_optimization_passes): Add pass_empty_loop.
4980 * tree-pass.h (pass_empty_loop): Declare.
4981 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4982 try_remove_empty_loop, remove_empty_loops): New functions.
4983 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4984 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4986 2005-07-12 Peter Barada <peter@the-baradas.com>
4990 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4991 in address registers.
4992 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4993 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4994 alternative of addsi3_5200.
4996 2005-07-11 Ian Lance Taylor <ian@airs.com>
4998 * config/mips/mips.md (ffs<mode>2): Remove.
5000 2005-07-11 Ian Lance Taylor <ian@airs.com>
5002 * doc/tree-ssa.texi (Cleanups): Improve description of
5004 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5006 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5008 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5009 * tree.h (DECL_ARGUMENT_FLD): New macro.
5011 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5013 Fix PR tree-optimization/22404
5015 * tree-ssa-structalias.c (create_variable_info_for): Use
5018 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5020 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5021 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5022 for second comparison operand.
5023 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5025 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5026 (define_insn_reservation "alu"): Likewise.
5027 (csync, ssync): Now of type sync.
5028 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5029 -mcsync-anomaly -mspecld-anomaly.
5030 * config/bfin/bfin.opt (mcsync): Remove.
5031 (mcsync-anomaly, mspecld-anomaly): Add.
5032 * config/bfin/bfin.c: Include "insn-codes.h".
5033 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5034 (TARGET_DEFAULT_TARGET_FLAGS): New.
5035 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5037 2005-07-11 Steven Bosscher <stevenb@suse.de>
5039 * basic-block.h: Give the BB flags enum a name, bb_flags.
5040 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5041 * cfgcleanup.c (enum bb_flags): Remove here.
5042 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5043 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5044 (update_forwarder_flag): Likewise.
5045 (thread_jump): Likewise.
5046 (try_forward_edges): Likewise.
5047 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5048 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5049 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5051 2005-07-11 Richard Guenther <rguenther@suse.de>
5053 * config/i386/i386.opt: New target option -msseregparm.
5054 * config/i386/i386.c (override_options): Error out for
5055 -msseregparm but no SSE support.
5056 (ix86_function_sseregparm): Check for global sseregparm.
5057 * doc/invoke.texi: Document -msseregparm.
5059 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5061 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5062 (m32rle-*-linux*): Ditto.
5064 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5066 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5067 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5070 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5074 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5075 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5077 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5079 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5080 (varmap): Heapify varmap.
5081 (constraints): Heapify constraints.
5082 (struct constraint_graph): Heapify succs and preds.
5083 (constraint_vec_find): Update for heapification.
5084 (constraint_set_union): Ditto.
5085 (insert_into_complex): Ditto.
5086 (constraint_edge_vec_find): Ditto.
5087 (erase_graph_self_edge): Ditto.
5088 (add_graph_edge): Ditto.
5089 (get_graph_weights): Ditto.
5090 (merge_graph_nodes): Ditto.
5091 (build_constraint_graph): Ditto.
5092 (topo_visit): Ditto.
5093 (solve_graph): Ditto.
5094 (create_variable_info_for): Ditto.
5095 (init_base_vars): Ditto.
5096 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5097 (condese_varmap_nodes): Free complex vector.
5098 (clear_edges_for_node): Clear succs and preds vector.
5100 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5102 * tree-ssa-structalias.c (update_alias_info): Change counting of
5103 references to not include vdefs.
5105 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5107 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5110 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5112 * pa.c (pa_commutative_p): Make PLUS commutative when
5113 TARGET_NO_SPACE_REGS is true.
5115 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5117 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5118 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5119 * tree-dfa.c (dump_subvars_for): New.
5120 (debug_subvars_for): New.
5121 (dump_variable): Show subvariables if VAR has them.
5122 * tree-flow-inline.h (get_subvar_at): New.
5123 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5124 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5126 (struct subvar): Change fields offset and size to unsigned
5128 (dump_subvars_for): Declare.
5129 (debug_subvars_for): Declare.
5130 (get_subvar_at): Declare.
5131 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5132 to unsigned HOST_WIDE_INT *.
5133 (overlap_subvar): Likewise.
5134 * tree-gimple.c (is_gimple_reg): Always return false for
5135 SFTs and memory tags.
5136 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5138 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5139 (compute_may_aliases): Call compute_points_to_sets.
5140 (collect_points_to_info_for): Remove.
5141 (compute_points_to_and_addr_escape): Remove.
5142 (delete_alias_info): Call delete_points_to_sets.
5143 (compute_flow_sensitive_aliasing): If the call to
5144 find_what_p_points_to returns false, call set_pt_anything.
5145 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5146 (set_pt_anything): Clear pi->pt_vars.
5147 (set_pt_malloc): Remove.
5148 (merge_pointed_to_info): Remove.
5149 (add_pointed_to_expr): Remove.
5150 (add_pointed_to_var): Remove.
5151 (collect_points_to_info_r): Remove.
5152 (is_escape_site): Make extern.
5154 (create_overlap_variables_for): Call it.
5155 * tree-ssa-copy.c (merge_alias_info): Never merge
5156 flow-sensitive alias information.
5157 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5158 offset and size to be unsigned HOST_WIDE_INT.
5159 (add_to_addressable_set): Rename from note_addressable.
5160 Set TREE_ADDRESSABLE as the variables are added to the set.
5162 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5163 operands into VUSEs when adding V_MAY_DEFs for members in an
5165 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5166 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5167 (struct variable_info): Add bitfield is_heap_var.
5168 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5169 (new_var_info): Initialize is_heap_var.
5170 (get_constraint_for): Add HEAP variables to the symbol table.
5171 Mark them with is_heap_var.
5172 (update_alias_info): New. Taken mostly from the old
5173 compute_points_to_and_addr_escape.
5174 (handle_ptr_arith): New.
5175 (find_func_aliases): Call update_alias_info.
5176 Call handle_ptr_info for tcc_binary expressions.
5177 Call mark_stmt_modified.
5178 (create_variable_info_for): If DECL has subvars, do not create
5179 variables for its subvars. Always add all the fields.
5180 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5181 SFTs, then add all the SFTs of the structure.
5182 If VI->DECL is an aggregate with subvariables, add the SFT at
5184 (find_what_p_points_to): If VI is an artificial variable,
5185 translate to bitfields in SSA_NAME_PTR_INFO.
5186 If the solution is empty, set pi->pt_vars to NULL
5187 (init_base_vars): Create ANYOFFSET.
5188 (compute_points_to_sets): Rename from create_alias_vars.
5190 (pass_build_pta): Remove.
5191 (delete_points_to_sets): Rename from delete_alias_vars.
5192 (pass_del_pta): Remove.
5193 * tree-ssa-structalias.h (struct alias_info): Move from
5195 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5196 NUM_REFERENCES_SET): Likewise.
5197 (compute_points_to_sets, delete_points_to_sets): Declare.
5199 2005-07-09 Richard Henderson <rth@redhat.com>
5201 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5202 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5203 alpha_split_lock_test_and_set_12): New functions.
5204 * config/alpha/alpha-protos.h: Update.
5205 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5206 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5207 * config/alpha/sync.md (I12MODE): New.
5208 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5209 (sync_<fetchop_name><I48MODE>): Likewise.
5210 (sync_nand<I48MODE>): Likewise.
5211 (sync_old_<fetchop_name><I48MODE>): Likewise.
5212 (sync_new_<fetchop_name><I48MODE>): Likewise.
5213 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5214 (sync_compare_and_swap<I48MODE>): Likewise.
5215 (sync_lock_test_and_set<I48MODE>): Likewise.
5216 (sync_compare_and_swap<I12MODE>): New.
5217 (sync_compare_and_swap<I12MODE>_1): New.
5218 (sync_lock_test_and_set<I12MODE>): New.
5219 (sync_lock_test_and_set<I12MODE>_1): New.
5221 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5225 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5227 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5229 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5230 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5232 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5235 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5237 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5239 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5240 memory_operand constraint.
5241 (store_conditional_<mode>): Same.
5242 (sync_compare_and_swap<mode>): Same.
5243 (sync_lock_test_and_set<mode>): Same.
5245 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5247 Rewrite PIC support to more closely model actual instructions.
5248 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5249 (cris_symbol): Remove prototypes for removed functions.
5250 (cris_pic_symbol_type_of, cris_valid_pic_const)
5251 (cris_expand_pic_call_address): Prototypes for new functions.
5252 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5254 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5256 <case ':'>: Add case for new punctuation character.
5257 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5258 emitting (extra) PIC modifier.
5259 <case UNSPEC>: Do not assert for PLT.
5260 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5261 (cris_expand_prologue, cris_expand_epilogue): Check
5262 for pic_offset_table_rtx usage instead of taking
5263 current_function_uses_pic_offset_table as the final word.
5264 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5265 Remove flag_pic difference.
5266 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5267 the moral equivalents of...
5268 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5270 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5271 (cris_handle_option): Mark ARG as unused.
5272 (cris_expand_pic_call_address): New worker function for "call",
5274 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5275 output PIC constructs here.
5276 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5277 as symbol-specific modifers, not whole or part of operands.
5278 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5279 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5280 constants and flag_pic.
5281 (CONSTANT_INDEX_P): Adjust for new functions.
5282 (enum cris_pic_symbol_type): New helper type.
5283 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5284 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5285 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5287 ("movsi"): Emit actual instructions for GOT and relative access.
5288 ("*movsi_got_load"): New pattern to set up the register holding
5290 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5291 Adjust FIXME for 'S'.
5292 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5293 Use "movs" for -fpic cases.
5294 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5295 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5296 ("call", "call_value"): Just call cris_expand_pic_call_address for
5298 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5299 Remove special pattern.
5300 ("*expanded_call_side", "*expanded_call_value_side"): New
5302 (gotplt-to-plt, gotplt-to-plt-side-call)
5303 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5305 * config/cris/cris/predicates.md
5306 ("cris_general_operand_or_gotless_symbol"): Remove unused
5308 ("cris_general_operand_or_symbol"): Adjust for new functions.
5310 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5312 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5314 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5316 * Makefile.in (TREE_H): Add treestruct.def.
5317 (c-decl.o): Add pointer-set.h
5318 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5319 visibility on regular DECL's.
5320 (merge_decls): Fix the copying of decl nodes of various types for
5321 the new structures. Don't update RTL, section name, weak status,
5322 etc, on DECL's without RTL.
5323 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5324 Don't check volatile on non-variable types.
5325 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5326 to check whether we have seen arguments.
5327 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5328 flag is checked before field (flag is common, field is not).
5329 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5330 TS_DECL_COMMON could have an origin.
5331 (add_location_or_const_value_attribute): Don't check section name
5332 on non-var/function decls.
5333 (dwarf2out_var_location): Reverse order of tests.
5334 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5335 with DECL_WRTL_CHECK.
5336 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5337 * fold-const.c (fold_binary): Don't check weakness on
5338 non-var/function decls.
5339 (tree_expr_nonzero_p): Ditto.
5340 (fold_checksum_tree): Use tree_decl_extra as sizeof
5342 * ggc-page.c (extra_order_size_table): Add sizes for
5343 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5345 * gimplify.c (gimplify_bind_expr): Only set
5346 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5347 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5349 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5350 * langhooks.h (init_ts). New langhook.
5351 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5352 * print-tree.c (print_node): Update to only print fields that
5353 exist in the structures the passed decl has.
5354 * toplev.c (wrapup_global_declarations): Don't reset
5355 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5356 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5357 * tree-inline.c (remap_decl): Ditto.
5358 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5359 * tree-pretty-print.c (print_declaration): Don't print
5360 DECL_REGISTER on things that don't contain it.
5361 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5362 non-var/function decls.
5363 * tree.c (tree_contains_struct): New structure.
5364 (init_priority_for_decl): New hashtable.
5365 (tree_int_map): New structure.
5366 (tree_int_map_eq): New function.
5367 (tree_int_map_marked_p): Ditto.
5368 (tree_int_map_hash): Ditto.
5369 (tree_map): Move to tree.h.
5370 (tree_map_eq): Externalize.
5371 (tree_map_hash): Ditto.
5372 (tree_map_marked_p): Ditto.
5373 (init_ttree): Set up tree_contains_struct and call langhook.
5374 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5375 (tree_code_size): Update for new structures.
5376 (tree_node_structure): Update for new structures.
5377 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5379 (copy_node_stat): Copy init priority.
5380 (build_decl_stat): Ditto for visibility.
5381 (ts_enum_names): New.
5382 (tree_contains_struct_check_failed): New function.
5383 (decl_init_priority_lookup): Ditto.
5384 (decl_init_priority_insert): Ditto.
5385 * treestruct.def: New file.
5386 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5387 (CONTAINS_STRUCT_CHECK): Ditto.
5388 (tree_contains_struct_check_failed): New prototype.
5389 (DECL_CHECK): Removed.
5390 (DECL_MINIMAL_CHECK): New.
5391 (DECL_COMMON_CHECK): Ditto.
5392 (DECL_WRTL_CHECK): Ditto.
5393 (DECL_NON_COMMON_CHECK): Ditto.
5394 (DECL_WITH_VIS_CHECK): Ditto.
5395 (VAR_OR_FUNCTION_DECL_P): Ditto
5396 (struct tree_decl_minimal): New structure.
5397 (struct tree_decl_common): Ditto.
5398 (struct tree_decl_with_rtl): Ditto.
5399 (struct tree_decl_with_vis): Ditto.
5400 (struct tree_decl_non_common): Ditto.
5401 (struct tree_field_decl): Ditto.
5402 (struct tree_parm_decl): Ditto.
5403 (struct tree_var_decl): Ditto.
5404 (struct tree_function_decl): Ditto.
5405 (struct tree_const_decl): Ditto.
5406 (struct tree_result_decl): Ditto.
5407 (union tree_node): Add new structures.
5408 * var-tracking.c (track_expr_p): Reverse order of tests.
5410 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5412 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5414 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5415 * system.h: Poison FINALIZE_PIC.
5416 * doc/tm.texi (FINALIZE_PIC): Remove.
5418 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5421 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5422 to the correct type if we have a MODIFY_EXPR.
5424 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5426 PR tree-optimization/22360
5427 * tree.c (upper_bound_in_type): Fix calculations for casting
5428 to a non-wider signed type and casting a signed value to a
5429 wider unsigned type.
5430 (lower_bound_in_type): Fix calculations for casting to a
5431 non-wider signed type.
5433 PR tree-optimization/20139
5434 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5436 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5437 fold_cond_expr_cond.
5438 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5439 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5441 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5444 * tree-complex.c (expand_complex_libcall): Produce
5445 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5447 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5449 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5450 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5451 b" assert and inserted fastpath code for this case.
5452 (bitmap_ior): Removed "a != b" assert.
5454 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5456 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5457 (ENDFILE_SPEC): Likewise.
5458 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5460 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5461 a large stack frame at epilogue.
5463 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5465 * final.c: Include sdbout.h when required.
5467 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5469 * config.gcc (*-*-darwin*): Only one target-specific header file
5471 (powerpc-*-darwin*): Add version-specific header files.
5472 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5473 * config.in: Regenerate.
5474 * configure: Regenerate.
5475 * gcc.c: Include xregex.h.
5476 (version_compare_spec_function): New.
5477 (spec_function): Add version-compare.
5478 (replace_outfile_spec_function): Reformat comment.
5479 (compare_version_strings): New.
5480 * config/darwin-c.c (version_as_macro): New.
5481 (builtin_define): New.
5482 (darwin_cpp_builtins): New.
5483 * config/darwin-protos.h (darwin_cpp_builtins): New.
5484 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5485 (LIB_SPEC): Make unconditional, update comment.
5486 (TARGET_C99_FUNCTIONS): Define.
5487 * config/darwin.opt: Sort.
5488 (mmacosx-version-min=): New.
5489 * config/darwin7.h: Delete.
5490 * config/darwin8.h: Delete.
5491 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5492 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5493 (TARGET_C99_FUNCTIONS): Define.
5494 * config/rs6000/darwin7.h: New.
5495 * config/rs6000/darwin8.h: New.
5496 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5497 (-mmacosx-version-min): Document.
5499 2005-07-07 Ian Lance Taylor <ian@airs.com>
5501 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5503 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5506 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5508 2005-07-07 Khem Raj <kraj@mvista.com>
5510 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5511 in bytes, not words.
5513 2005-07-07 Paul Brook <paul@codesourcery.com>
5515 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5516 DEFAULT_FUNCTION_ARG_PADDING to upward.
5518 2005-07-07 Richard Henderson <rth@redhat.com>
5520 * function.c (locate_and_pad_parm): Record parameter alignment in
5521 stack_alignment_needed.
5523 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5525 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5526 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5527 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5528 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5529 (define_attr "type"): Add isync, sync, load_l, store_c.
5530 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5531 Create scratch volatile MEM.
5532 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5534 (load_locked_<mode>): New.
5535 (store_conditional_<mode>): New.
5536 (sync_compare_and_swap<mode>): Replace with splitter.
5537 (sync_lock_test_and_set<mode>): Replace with splitter.
5538 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5540 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5541 is ics. Attribute isync.
5542 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5544 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5545 and UNSPECV_SYNC_OP.
5546 (emit_unlikely_jump): New.
5547 (emit_load_locked): New.
5548 (emit_store_conditional): New.
5549 (rs6000_split_compare_and_swap): New.
5550 (rs6000_split_lock_test_and_set): New.
5551 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5552 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5553 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5554 rs6000_split_lock_test_and_set): Declare.
5555 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5556 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5557 store_c, isync, sync.
5559 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5561 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5562 filenames to gtyp-gen.h.
5563 (s-typ-gen): Use it in place of for loops.
5565 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5567 * hooks.c (hook_bool_rtx_int_false): New function.
5568 * hooks.h (hook_bool_rtx_int_false): Declare.
5569 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5570 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5571 * target.h (struct gcc_target): Add commutative_p member.
5572 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5573 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5574 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5575 (pa_commutative_p): New function.
5576 * jump.c (target.h): Include.
5577 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5578 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5580 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5582 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5583 (s390_expand_setmem): New.
5584 * config/s390/s390.c: Likewise.
5585 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5587 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5588 general_operand. Call new function "s390_expand_setmem".
5589 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5590 ("setmem_long", "*setmem_long"): ... this.
5592 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5594 * config/s390/s390.c: (optimization_options): Enable
5595 TARGET_MVCLE at -Os.
5596 * doc/invoke.texi: Document changes in default behaviour.
5597 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5599 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5601 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5602 defined by back-end.
5604 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5606 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5607 all sets in the pattern.
5608 * config/rs6000/rs6000.md (stack_protect_testsi,
5609 stack_protect_testdi): Likewise.
5611 2005-07-06 Jeff Law <law@redhat.com>
5613 * tree-vrp.c (simplify_using_ranges): Kill.
5614 (vrp_finalize): Remove call to simplify_using_ranges.
5615 (simplify_stmt_using_ranges): New function extracted from
5616 simplify_using_ranges.
5617 (simplify_div_or_mod_using_ranges): Likewise.
5618 (simplify_abs_using_ranges): Likewise.
5619 (simplify_cond_using_ranges): New function.
5620 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5621 * tree-ssa-propagate.c (substitute_and_fold): Call
5622 simplify_stmt_using_ranges if we have range information.
5624 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5626 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5627 ia64_flag_schedule_isns2.
5629 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5630 reading/writing general registers.
5631 (ia64_function_arg): Revert 2005-06-18 change.
5633 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5635 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5636 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5638 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5640 * function.c (expand_function_end): Revert part of 2005-06-27
5641 patch. Do sjlj_emit_function_exit_after after return_label.
5643 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5645 * doc/install.texi (--disable-libssp): New.
5647 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5649 * doc/invoke.texi: Update -fforce-mem documentation.
5650 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5651 code for -fforce-mem.
5652 * expmed.c: (store_bit_field,store_fixed_bit_field,
5653 extract_bit_field): Ditto.
5654 * expr.c: (convert_move): Ditto.
5655 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5656 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5657 emit_conditional_add,expand_float,expand_fix): Ditto.
5658 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5659 (common_handle_option): Issue warning when -fforce-mem specified.
5661 2005-07-06 Paul Brook <paul@codesourcery.com>
5663 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5665 * configure: Regenerate.
5667 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
5669 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5671 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
5673 Fix PR tree-optimization/22319
5674 Fix PR tree-optimization/22140
5675 Fix PR tree-optimization/22310
5677 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5678 variable sized types.
5679 Use correct type for intermediate structure on *a = *b structure
5682 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5684 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5686 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5687 (machine_function): Move typedef to...
5688 * config/rs6000/rs6000.c (machine_function): ... here. Add
5689 varargs_save_offset field.
5690 (rs6000_stack_t): Remove varargs_size field.
5691 (setup_incoming_varargs): Allocate varargs save area using
5692 assign_stack_local, try to make it as small as possible.
5693 Save offset from virtual_stack_vars_rtx to the save area
5694 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
5695 instead of magic 8 when fp word byte size is used.
5696 (rs6000_va_start): Use cfun->machine->varargs_save_offset
5697 instead of -RS6000_VARARGS_SIZE.
5698 (rs6000_stack_info, debug_stack_info,
5699 rs6000_initial_elimination_offset): Remove all traces of
5701 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5702 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5703 RS6000_VARARGS_AREA.
5705 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
5707 PR tree-optimization/21963
5708 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5709 constant_multiple_of in the same way get_computation_cost_at does.
5711 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5713 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5714 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5715 (gen_compare_reg): If sparc_compare_emitted is set, clear it
5716 and return its previous value.
5717 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5718 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5720 (stack_protect_set, stack_protect_test): New expanders.
5721 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5722 stack_protect_testdi): New insns.
5723 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5724 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5726 2005-07-06 Jeff Law <law@redhat.com>
5728 * tree-ssa-dce.c (cfg_altered): New global.
5729 (tree_dce_init): Initialize cfg_altered.
5730 (remove_dead_stmt): If we remove an edge in the CFG, then set
5732 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
5735 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5737 * Makefile.in (stamp-collect-ld): Use
5738 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
5739 ./collect-ld if it already exists.
5740 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
5741 Don't remove ./nm if it already exists.
5743 2005-07-05 Devang Patel <dpatel@apple.com>
5745 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
5746 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
5747 * tree-vectorizer.c (vect_loop_location): New.
5748 (vect_print_dump_info): Use vect_loop_location.
5749 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
5750 (vectorize_loops): Set vect_loop_location.
5751 * tree-vect-analyze.c (vect_analyze_offset_expr,
5752 vect_determin_vectorization_factor, vect_analyze_operations,
5753 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5754 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5755 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5756 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5757 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5758 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5759 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5760 vect_analyze_loop): Adjust vect_print_dump_info API.
5761 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5762 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5763 vect_finish_stmt_generation, vectorizable_assignment,
5764 vectorizable_operation, vectorizable_store, vectorizable_load,
5765 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5766 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5767 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5768 vect_transform_loop): Same.
5769 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5770 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5773 2005-07-05 Randolph Chung <tausq@debian.org>
5775 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5776 * configure: Regenerate.
5777 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5778 (pa_tls_referenced_p): Declare.
5779 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5780 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5781 (legitimize_tls_address): New.
5782 (hppa_legitimize_address): Handle TLS addresses.
5783 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5784 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5785 (emit_move_sequence): Handle TLS addresses.
5786 (pa_encode_section_info): Call default handler to handle common
5788 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5789 (CONSTANT_ADDRESS_P): Reject TLS operands.
5790 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5791 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5792 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5793 (UNSPEC_TLSLE): Define new constants.
5794 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5795 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5796 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5797 (tie_symbolic_operand, tle_symbolic_operand): New
5799 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
5801 * aclocal.m4: Update macros for autoconf 2.59 style.
5802 * configure.ac: Likewise.
5804 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5806 * pa.c (function_value): Handle small aggregates on 32-bit targets.
5807 (function_arg): Pass small aggregates in general registers on 32-bit
5809 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5811 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
5813 * Makefile.in (final.o): Fix dependencies.
5815 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5819 * langhooks.h (struct lang_hooks): Add expr_to_decl.
5820 * langhooks.c (lhd_expr_to_decl): New.
5821 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5823 (LANG_HOOKS_INITIALIZER): Update.
5824 * tree.c (recompute_tree_invarant_for_addr_expr): Call
5825 expr_to_decl langhook.
5826 * c-tree.h (c_expr_to_decl): Declare.
5827 * c-typeck.c (c_expr_to_decl): New.
5828 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5830 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5832 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5835 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5836 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5838 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
5840 * Makefile.in: Adjust dependencies.
5841 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5842 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5843 * alias.c (rest_of_handle_cfg, pass_cfg): New.
5844 * bb-reorder.c (duplicate_computed_gotos): Make it static.
5845 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5846 rest_of_compilation.
5848 * bb-reorder.c (gate_duplicate_computed_gotos,
5849 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5850 rest_of_handle_reorder_blocks, pass_reorder_blocks,
5851 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5852 pass_partition_blocks): New.
5853 * bt-load.c (gate_handle_branch_target_load_optimize,
5854 rest_of_handle_branch_target_load_optimize,
5855 pass_branch_target_load_optimize): New.
5856 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5858 * cfglayout.c (pass_insn_locators_initialize): New.
5859 * cfgrtl.c (pass_free_cfg): New.
5860 * combine.c (gate_handle_combine, rest_of_handle_combine,
5862 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5863 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5864 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5865 * except.c (pass_set_nothrow_function_flags,
5866 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5868 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5869 rest_of_handle_shorten_branches, pass_shorten_branches,
5870 rest_of_clean_state, pass_clean_state): New.
5871 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
5872 rest_of_handle_remove_death_notes, pass_remove_death_notes,
5873 rest_of_handle_life, pass_life, rest_of_handle_flow2,
5875 * function.c (pass_instantiate_virtual_regs, pass_init_function,
5876 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
5877 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5878 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
5880 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
5881 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
5882 pass_rtl_ifcvt, gate_handle_if_after_combine,
5883 rest_of_handle_if_after_combine, pass_if_after_combine,
5884 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
5885 pass_if_after_reload): New.
5886 * integrate.c (pass_initial_value_sets): New.
5887 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
5888 pass_purge_lineno_notes): New.
5889 * mode-switching.c (rest_of_handle_mode_switching,
5890 pass_mode_switching): New.
5891 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
5892 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
5894 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
5895 pass_loop_optimize): New.
5896 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
5898 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
5900 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
5901 pass_postreload_cse): New.
5902 * profile.c (gate_handle_profiling, pass_profiling,
5903 rest_of_handle_branch_prob, pass_branch_prob): New.
5904 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
5905 pass_split_before_regstack, gate_handle_split_before_regstack,
5906 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
5907 rest_of_handle_split_all_insns, pass_split_all_insns): New.
5908 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
5909 pass_stack_regs): New.
5910 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
5911 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
5912 pass_stack_adjustments): New.
5913 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
5914 pass_regrename): New.
5915 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
5916 pass_delay_slots, gate_handle_machine_reorg,
5917 rest_of_handle_machine_reorg, pass_machine_reorg): New.
5918 * rtl.h (extern void purge_line_number_notes): New.
5919 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
5920 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
5922 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
5924 * value-prof.c (gate_handle_value_profile_transformations,
5925 rest_of_handle_value_profile_transformations,
5926 pass_value_profile_transformations): New.
5927 * var-tracking.c (gate_handle_var_tracking,
5928 pass_variable_tracking): New.
5929 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
5931 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
5932 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
5933 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
5934 rest_of_handle_old_regalloc, rest_of_handle_regrename,
5935 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
5936 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
5937 rest_of_handle_gcse2, rest_of_handle_regmove,
5938 rest_of_handle_tracer, rest_of_handle_if_conversion,
5939 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
5940 rest_of_handle_web, rest_of_handle_branch_prob,
5941 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
5942 rest_of_handle_jump_bypass, rest_of_handle_combine,
5943 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5944 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5945 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
5946 rest_of_handle_mode_switching, rest_of_handle_jump,
5947 rest_of_handle_eh, rest_of_handle_stack_adjustments,
5948 rest_of_handle_flow2, rest_of_handle_jump2,
5949 rest_of_handle_peephole2, rest_of_handle_postreload,
5950 rest_of_handle_shorten_branches, rest_of_clean_state,
5951 rest_of_compilation): Remove.
5953 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
5954 * passes.c (dump_flags, in_gimple_form, all_passes,
5955 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5956 register_dump_files, next_pass_1, last_verified, execute_todo,
5957 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
5958 from tree-optimize.c.
5959 (init_optimization_passes): Moved from tree-optimize.c,
5960 adding the RTL optimizations.
5961 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
5962 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
5963 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5964 register_dump_files, next_pass_1, last_verified, execute_todo,
5965 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
5966 init_tree_optimization_passes, ipa_passes): Delete.
5967 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
5969 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
5970 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
5972 (ipa_passes): Remove.
5973 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
5974 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
5975 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
5976 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
5977 (dump_info_p, dump_flag): Moved to tree-dump.h.
5979 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5981 * passes.c (finish_optimization_passes): Use dump_begin
5982 and dump_end, TDI_end.
5983 (gate_rest_of_compilation): New.
5984 (pass_rest_of_compilation): Use it.
5985 (gate_postreload, pass_postreload): New.
5986 * toplev.c (general_init): Rename init_tree_optimization_passes.
5987 * toplev.h (init_tree_optimization_passes): Rename to
5988 init_optimizations_passes.
5989 * tree-dump.c (dump_flag): Make static.
5990 (dump_files): Remove RTL dumps.
5991 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5992 pass_cleanup_cfg, pass_free_cfg_annotations,
5993 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5994 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5995 * tree-pretty-print.c: Include tree-pass.h.
5996 * cgraph.c: Include tree-dump.h.
5998 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6000 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6001 Only fall back to saying it points to readonly memory if
6004 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6006 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6007 * config/m32r/m32r.c (m32r_compute_frame_size,
6008 m32r_expand_prologue): Take current_function_profile into
6009 account whenever we reference
6010 current_function_uses_pic_offset_table.
6011 (m32r_finalize_pic): Remove.
6012 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6014 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6016 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6017 instead of $<. Don't remove ./as if it already exists.
6019 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6022 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6023 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6024 for complex modes when generating code for PA 1.0.
6025 (VALID_FP_MODE_P): New macro.
6026 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6027 sets for all general and floating point modes. Align wide floating
6028 point modes to even register boundaries to comply with architectural
6030 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6031 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6032 (VALID_FP_MODE_P): New macro.
6033 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6034 sets for all general and floating point modes. Align wide floating
6035 point modes to even register boundaries to comply with architectural
6038 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6040 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6043 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6045 * tree-ssa-structalias.c: Don't include expr.h.
6047 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6049 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6052 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6054 Fix PR tree-optimization/22279
6056 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6059 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6061 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6063 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6065 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6066 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6067 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6068 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6069 config/stormy16/stormy16.c, config/v850/v850.c,
6070 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6071 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6072 Avoid "." or "\n" at end of diagnostics and capital letters at
6073 start of diagnostics.
6074 * combine.c, cse.c: Don't translate dump file output.
6075 * toplev.c (print_version): Only translate output if going to
6078 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6080 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6081 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6084 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6086 * pa.c (fix_range): Fix typo in comment.
6088 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6090 * tree-vrp.c (extract_range_from_assert): Replace
6091 fold (build (...)) with fold_build2.
6093 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6095 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6096 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6097 (format_types_orig, handle_format_attribute): Add support for
6100 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6102 * varasm.c (assemble_variable): Fix format specifier thinko.
6104 2005-07-03 Ira Rosen <irar@il.ibm.com>
6106 PR tree-optimization/22029 (and 22135)
6107 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6108 a phi node before calling dump_vops.
6110 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6112 * tree-dump.h (dump_string_field): Declare.
6113 * tree-dump.c: Use it instead of dump_string.
6114 (dump_string_field): Make non-static.
6116 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6118 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6119 up the minimal CFG stuff always when optimize > 0. Call
6120 split_all_insns_noflow in PIC case if needed.
6122 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6123 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6126 * c-decl.c (c_write_global_declarations): Dump contents of
6128 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6129 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6130 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6131 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6134 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6136 * c-common.h (GCC_DIAG_STYLE): Define.
6137 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6138 version for format checking to 4.1.
6139 * c-format.c: Include toplev.h after c-common.h.
6140 (enum format_type): Add gcc_tdiag_format_type.
6141 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6142 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6143 (format_types_orig): Add gcc_tdiag.
6144 (init_dynamic_diag_info): Support gcc_tdiag formats.
6145 (handle_format_attribute): Likewise.
6146 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6147 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6148 version for format checking to 4.1.
6149 (warning0, warning, error, pedwarn, sorry): Use
6151 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6152 (finish_aliases_1): Do not use %qE.
6153 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6154 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6155 Correct format bugs.
6156 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6157 parameter to unsigned HOST_WIDE_INT.
6158 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6160 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6163 * expr.c (write_complex_part): Use adjust_address for MEM.
6164 (read_complex_part): Same.
6166 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6168 Fix PR tree-optimization/22280
6170 * tree-sra.c (generate_element_init): Remove useless loop.
6172 2005-07-02 Richard Henderson <rth@redhat.com>
6174 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6176 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6178 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6181 * fold-const.c (fold_binary): Handle the return value of
6182 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6183 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6185 2005-07-02 Jeff Law <law@redhat.com>
6187 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6188 a eliminate type conversion which feeds an equality comparison
6189 if the original type or either operand in the comparison is a
6192 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6194 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6195 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6197 * config/avr/avr.c: Do not use '`' as left quote.
6198 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6199 Remove "." from end of diagnostics. Make diagnostics start with
6202 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6203 Joseph S. Myers <joseph@codesourcery.com>
6205 * toplev.c (default_tree_printer): Handle setting location with
6207 * c-objc.common.c (c_tree_printer): Likewise.
6208 * c-format.c (gcc_diag_flag_specs): Add '+'.
6209 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6210 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6212 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6213 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6214 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6215 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6216 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6217 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6218 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6219 format arguments where %J is used without %D.
6221 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6223 * gcc.c (LINK_SSP_SPEC): Define.
6224 (link_ssp_spec): New variable.
6225 (LINK_COMMAND_SPEC): Add %(link_ssp).
6226 (static_specs): Add link_ssp_spec.
6227 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6228 * configure: Rebuilt.
6229 * config.in: Rebuilt.
6231 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6232 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6233 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6234 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6235 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6236 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6237 -0x7008(2) instead of reading __stack_chk_guard variable.
6238 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6240 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6241 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6242 if TARGET_THREAD_SSP_OFFSET is defined.
6243 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6244 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6247 2005-06-27 Richard Henderson <rth@redhat.com>
6248 * libgcc-std.ver (GCC_4.1.0): New.
6249 * libgcc.h (__stack_chk_guard): Declare.
6250 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6251 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6252 * mklibgcc.in (lib2funcs): Add them.
6254 2005-07-01 Richard Henderson <rth@redhat.com>
6256 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6257 void * before struct sigcontext *.
6258 (x86_fallback_frame_state): Likewise.
6260 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6262 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6264 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6267 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6268 we check for SSA_NAME for.
6270 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6272 Fix PR tree-optimization/22071
6274 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6276 (get_constraint_for_component_ref): Use it.
6278 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6281 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6282 print out the last new line.
6284 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6286 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6287 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6288 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6289 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6290 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6291 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6292 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6293 (enum reg_class): New member CC0_REGS.
6294 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6295 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6296 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6297 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6298 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6299 Adjust for register now described.
6301 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6304 * config/i386/i386.md (stack_protect_test_si,
6305 stack_protect_test_di): Add earlyclobber for scratch 3.
6306 * config/rs6000/rs6000.md (stack_protect_testsi,
6307 stack_protect_testdi): Add earlyclobber for scratch 3,
6308 remove earlyclobber from scratch 4.
6310 Older entries for 2005 can be found in ChangeLog-2005.
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