1 2005-09-19 Richard Henderson <rth@redhat.com>
3 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
4 (reduc_splus_v2df): New.
6 2005-09-19 Richard Sandiford <richard@codesourcery.com>
8 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
9 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
11 2005-09-19 Richard Henderson <rth@redhat.com>
13 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
16 2005-09-19 Richard Henderson <rth@redhat.com>
18 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
19 (ia64_expand_dot_prod_v8qi): New.
20 * config/ia64/ia64-protos.h: Update.
21 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
22 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
23 sdot_prodv8qi, sdot_prodv4hi): New.
24 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
26 2005-09-19 Richard Henderson <rth@redhat.com>
29 * real.c (exact_real_truncate): Return false if the format cannot
30 represent the number as a normal.
32 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
35 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
37 * tree-ssa-operands.c (swap_tree_operands): Export.
38 * tree.h (swap_tree_operands): Declare.
39 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
40 Call swap_tree_operands.
42 2005-09-19 Richard Henderson <rth@redhat.com>
44 * tree-flow.h (merge_alias_info): Declare.
45 * tree-ssa-copy.c (merge_alias_info): Export.
46 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
47 (vect_create_data_ref_ptr): Use create_iv directly.
48 (vectorizable_load): Use correct types for integer constants.
49 (vect_generate_tmps_on_preheader): Likewise.
50 (vect_gen_niters_for_prolog_loop): Likewise.
52 2005-09-19 Steven Bosscher <stevenb@suse.de>
54 PR rtl-optimization/23943
55 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
57 2005-09-18 Jan Hubicka <jh@suse.cz>
59 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
61 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
63 * varasm.c (output_constant): Do not abort on conversions to union
64 types between different sizes.
66 2005-09-18 Richard Guenther <rguenther@suse.de>
69 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
72 2005-09-18 Paul Brook <paul@codesourcery.com>
74 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
76 2005-09-17 Richard Henderson <rth@redhat.com>
78 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
79 * tree-ssa-loop.c (pass_vect_dce): Remove.
80 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
83 2005-09-17 Richard Henderson <rth@redhat.com>
85 * tree-pass.h (pass_vect_dce): Declare.
86 * passes.c (init_optimization_passes): Add it.
87 * tree-flow.h (tree_ssa_dce): Declare.
88 * tree-ssa-dce.c (tree_ssa_dce): Export.
89 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
90 (gate_tree_vectorize): ... here.
93 2005-09-17 Jan Hubicka <jh@suse.cz>
95 * except.c (struct eh_status): Turn region_array into vec.
96 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
97 convert_from_eh_region_ranges, find_exception_handler_labels,
98 current_function_has_exception_handlers, assign_filter_values,
99 build_post_landing_pads, dw2_build_landing_pads,
100 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
101 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
102 foreach_reachable_handler, can_throw_internal_1,
103 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
105 (duplicate_eh_region_1): Update region_array.
106 (duplicate_eh_regions): Resize region_array and avoid recomputing.
108 2005-09-17 David Edelsohn <edelsohn@gnu.org>
111 * expmed.c (expand_mult): Substitute simple register for op0 when
114 2005-09-17 Richard Henderson <rth@redhat.com>
116 * expr.c (emit_move_via_integer): Add force argument, pass it on
117 to emit_move_change_mode. Update callers.
118 (emit_move_complex): Pass true to new force argument.
119 * function.c (expand_function_end): Move expand_eh_return call
120 earlier. Merge sub-word complex values into a pseudo before
121 copying to the return hard register.
123 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
125 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
126 between different sizes.
128 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
132 * passes.c (init_optimization_passes): Register dump files for
135 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
137 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
138 * config/s390/s390.c (s390_overlap_p): New function.
139 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
140 peephole2, "*xc" peephole2): Added overlap check to the peephole2
143 2005-09-16 Richard Guenther <rguenther@suse.de>
145 * ipa-pure-const.c (static_execute): Free auxiliar information.
146 * ipa-type-escape.c (discover_unique_type): Free temporary key.
147 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
149 2005-09-15 DJ Delorie <dj@redhat.com>
151 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
153 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
155 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
157 (swap_commutative_operands_with_target): New.
159 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
161 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
164 (estimate_iters_using_array): New function.
165 * tree-data-ref.h (estimate_iters_using_array): Prototype
166 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
167 Use estimate_iters_using_array instead of analyze_array.
169 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
171 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
174 2005-09-15 Michael Matz <matz@suse.de>
176 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
178 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
180 PR tree-optimization/23835
181 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
182 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
184 2005-09-14 Richard Henderson <rth@redhat.com>
186 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
187 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
189 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
191 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
192 in the ARRAY_TYPE case.
194 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
196 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
198 2005-09-14 Uros Bizjak <uros@kss-loka.si>
201 * tree-vect-transform.c (vectorizable_operation): Return false for
202 scalar shift operations and for vector shift operations with
203 non-invariant shift arguments. Use scalar tree operand op1 as
204 a shift operand when vector shift insn pattern uses scalar shift
206 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
208 2005-09-14 Olivier Hainque <hainque@adacore.com>
210 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
211 value if it has side-effects.
213 2005-09-14 David Edelsohn <edelsohn@gnu.org>
216 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
218 2005-09-14 Alan Modra <amodra@bigpond.net.au>
220 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
221 passed as NAME as if it were label at start of function code.
223 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
225 * config/sh/sh.md (*movv4sf_i): Add general register cases to
228 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
230 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
231 as early clobber. Rewrite so the PIC register is not implicitly used.
233 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
235 * tree.c (annotate_with_file_line): Compare line numbers before
238 2005-09-13 Uros Bizjak <uros@kss-loka.si>
241 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
242 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
244 2005-09-13 Ian Lance Taylor <ian@airs.com>
246 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
247 than a HOST_WIDEST_INT to gen_doloop_begin.
249 2005-09-13 Diego Novillo <dnovillo@redhat.com>
251 * tree-dfa.c (dump_variable): Guard against NULL annotations.
253 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
255 PR tree-optimize/23817
256 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
258 2005-09-13 Alan Modra <amodra@bigpond.net.au>
261 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
262 word before changing the stack pointer. Use gen_frame_mem for MEMs.
263 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
264 (restore_stack_nonlocal): Likewise.
265 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
267 2005-09-12 Ian Lance Taylor <ian@airs.com>
270 * c.opt (ffriend-injection): New C++ option.
271 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
272 (C++ Dialect Options): Document -ffriend-injection.
274 2005-09-12 Josh Conner <jconner@apple.com>
277 * ipa-reference.c (static_execute): Don't mark variables in
278 named sections TREE_READONLY.
280 2005-09-12 Alan Modra <amodra@bigpond.net.au>
282 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
285 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
287 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
288 V_MUST_DEF instead of just the first_use_p.
289 Don't mark the virtual variables for renaming on the statement which
291 (pass_dse): Remove TODO_update_ssa.
293 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
296 * stor-layout.c (compute_record_mode): For records with a single
297 field, actually check the field's mode size against the type size.
299 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
300 registers for TARGET_SHMEDIA.
301 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
302 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
303 of GENERAL_REGS and FP_REGS.
305 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
307 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
309 2005-09-12 Alan Modra <amodra@bigpond.net.au>
311 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
312 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
313 are omitted. Exclude stack_tie insn too.
315 2005-09-11 David Edelsohn <edelsohn@gnu.org>
317 PR rtl-optimization/23098
318 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
320 * config/rs6000/rs6000.md (movdf splitter): Use
321 const_double_operand predicate for TARGET_POWERPC64.
322 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
323 SYMBOL_REF method to ABI_V4.
325 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
326 replace_equiv_address.
327 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
328 rs6000_sr_alias_set and MEM_NOTRAP.
329 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
331 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
333 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
334 handle CALL_EXPR again.
336 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
338 * arm/predicates.md (alignable_memory_operand): Delete.
340 2005-09-10 Richard Henderson <rth@redhat.com>
343 * dbxout.c (dbxout_expand_expr): New.
344 (dbxout_symbol): Use it.
346 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
348 * arm.c (arm_gen_rotated_half_load): Delete.
349 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
350 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
351 (thumb_set_return_address): Likewise.
352 (thumb_load_double_from_address): Use adjust_address.
353 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
354 (extendhsisi2_mem, movhi_bytes): Use change_address.
355 (movhi): Use widen_memory_access.
356 (reload_out_df): Use replace_equiv_address.
357 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
359 2005-09-09 Richard Henderson <rth@redhat.com>
362 * dbxout.c: Include expr.h.
363 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
364 (dbxout_symbol): Handle DECL_VALUE_EXPR.
365 * Makefile.in (dbxout.o): Add EXPR_H.
367 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
369 PR tree-optimization/23509
370 * tree-cfg.c (replace_uses_by): Use replace_exp.
371 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
372 pointers have name_mem_tag or type_mem_tag set.
374 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
376 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
377 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
378 of wrongly accessing operands.
380 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
382 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
383 * tree-chrec.c: Include tree-scalar-evolution.h.
384 (chrec_convert): Instantiate the base and step before calling
385 scev_probably_wraps_p that would fail on parametric evolutions.
386 Collect all the fails into a single section failed_to_convert,
387 print a diagnostic, and return chrec_dont_know instead of calling
389 * tree-scalar-evolution.c (loop_closed_phi_def): New.
390 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
392 (scev_const_prop): Don't replace the definition of a loop closed ssa
393 phi node by itself, or by another loop closed ssa phi node.
394 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
395 that base and step are defined.
397 2005-09-09 Richard Guenther <rguenther@suse.de>
400 * fold-const.c (fold_ternary): Check truth_value_p before
401 calling invert_truthvalue.
403 2005-09-09 Nick Clifton <nickc@redhat.com>
405 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
406 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
407 dimension of these arrays.
408 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
410 * longlong.h: Only provide a prototype for the __clz_tab[] array
411 if this header has not been included from libgcc2.h.
412 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
414 Provide prototypes for exported functions.
415 Use the __clz_tab[] and __popcount_tab[] arrays provided by
418 2005-09-08 Josh Conner <jconner@apple.com>
422 * expr.c (expand_expr_addr_expr_1): Don't invoke
423 expand_simple_binop for EXPAND_INITIALIZER.
425 2005-09-08 Richard Henderson <rth@redhat.com>
428 * toplev.c (wrapup_global_declaration_1): Split out ...
429 (wrapup_global_declaration_2): ... from ...
430 (wrapup_global_declarations): ... here. Return bool.
431 (check_global_declaration_1): Split out ...
432 (check_global_declarations): from here.
433 (emit_debug_global_declarations): New.
434 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
435 check_global_declaration_1, emit_debug_global_declarations): Declare.
436 * c-decl.c (c_write_global_declarations_1): Don't create a vector
437 of decls. Call wrapup_global_declaration_1,
438 wrapup_global_declaration_2, check_global_declaration_1 directly.
439 (c_write_global_declarations_2): New.
441 (c_write_global_declarations): Call c_write_global_declarations_2.
442 * langhooks.c (write_global_declarations): Call
443 emit_debug_global_declarations.
445 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
446 remove decls that have DECL_RTL_SET_P.
447 * passes.c (rest_of_decl_compilation): Invoke
448 cgraph_varpool_finalize_decl for all but functions.
450 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
452 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
453 the result of a conversion if the new min and max cannot be compared.
455 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
457 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
458 (override_options): Setting s390_sr_alias_set removed.
459 (save_fpr, save_gprs): Set alias set to vararg or frame.
460 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
461 s390_sr_alias_set with get_frame_alias_set ().
462 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
463 get_varargs_alias_set ().
465 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
469 * c-parser.c (c_parser_objc_method_definition): If the next
470 token is not "{", error out and don't start the function.
472 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
474 * tree-vrp.c (extract_range_from_expr): Move the check for non
475 nullness after the check for gimple invariant.
477 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
479 * tree.c (host_integerp, tree_low_cst): Correct function comment.
481 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
484 * config/m32r.md (movmemsi_internal): Canonicalize order of
485 operands in PLUS component of template.
487 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
489 * reload1.c (fixup_eh_region_note): Remove assertion.
490 (fixup_abnormal_edges): Reverted removal of call to
491 find_many_sub_basic_blocks made on 2005-08-31.
493 2005-09-07 Richard Henderson <rth@redhat.com>
495 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
496 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
497 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
498 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
499 rearrange for better packing.
500 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
501 (lookup_cfa_1): Remove inline marker.
502 (cfa_equal_p): Split out of ...
503 (def_cfa_1): ... here. Use INVALID_REGNUM.
504 (build_cfa_loc): Handle !cfa->indirect.
505 (frame_pointer_cfa_offset): New.
506 (dbx_reg_number): Assert register elimination performed; do
507 leaf register remapping.
508 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
509 (eliminate_reg_to_offset): New.
510 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
511 for verifiably local stack frame addresses; re-base to CFA.
512 (mem_loc_descriptor): Remove can_use_fbreg argument.
513 (concat_loc_descriptor, loc_descriptor): Likewise.
514 (containing_function_has_frame_base): Remove.
515 (rtl_for_decl_location): Don't do register elimination or
516 leaf register remapping here.
517 (secname_for_decl): Split out from ..
518 (add_location_or_const_value_attribute): ... here.
519 (convert_cfa_to_loc_list): New.
520 (compute_frame_pointer_to_cfa_displacement): New.
521 (gen_subprogram_die): Use them.
522 * tree.h (frame_base_decl): Remove.
523 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
524 (prologue_stack_adjust): Remove.
525 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
526 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
527 (set_frame_base_location): Remove.
528 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
529 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
530 (vt_add_function_parameters): Don't eliminate_regs.
531 (vt_initialize): Don't create frame_base_decl.
533 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
535 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
536 version of GNU binutils for 4.x and later.
538 2005-09-06 Mark Mitchell <mark@codesourcery.com>
540 * ggc-page.c (ggc_push_context): Remove.
541 (ggc_pop_context): Likewise.
542 * ggc.h (ggc_push_context): Remove.
543 (ggc_pop_context): Likewise.
545 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
548 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
549 returning from an interrupt handler.
551 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
554 * config/arc/arc.c (output_shift): Add check for loop count when
557 2005-09-06 Steven Bosscher <stevenb@suse.de>
559 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
561 (abs_replacement): Likewise.
562 (pass_phiopt): Remove TODO_update_ssa.
564 2005-09-06 Jakub Jelinek <jakub@redhat.com>
567 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
568 if "return with no value, in function returning non-void" warning
570 * tree-cfg.c (execute_warn_function_return): Don't look at
571 RETURN_EXPRs with TREE_NO_WARNING set.
574 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
575 for internal functions doesn't use registers used by global registers
576 variables. Use fewer register parameters if there are global register
579 2005-09-06 Olivier Hainque <hainque@adacore.com>
580 Eric Botcazou <ebotcazou@adacore.com>
583 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
584 when we would be extracting outside its bit span (bitpos+bitsize
585 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
586 Ada unchecked conversions.
588 2005-09-06 Steven Bosscher <stevenb@suse.de>
590 * tree-ssa-pre.c (try_look_through_load): New function.
591 (compute_avail): Use it to try to look through loads for some
592 more useful expressions.
594 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
596 * simplify-rtx.c (simplify_binary_operation_1): Correct the
597 condition for detecting cases like (a&a) and (a^a).
599 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
601 * common.opt: Add option ftree-vect-loop-version.
602 * params.def: Add --param vect-max-version-checks.
603 * doc/invoke.texi: Document ftree-vect-loop-version and
604 --param vect-max-version-checks.
605 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
606 may_misalign_stmts and defines for accessors.
607 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
608 LOOP_VINFO_MAY_MISALIGN_STMTS.
609 (destroy_loop_vec_info): VEC_free for
610 LOOP_VINFO_MAY_MISALIGN_STMTS.
611 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
612 Update documentation.
613 (vect_update_misalignment_for_peel): New.
614 (vect_enhance_data_refs_alignment): Update to choose loop
615 peeling or loop versioning if appropriate for the (potentially)
616 unaligned data references in the loop.
617 (vect_analyze_data_refs_alignment): Remove call to
618 vect_enhance_data_refs_alignment so the checks can be done
620 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
621 and move up call to vect_analyze_data_refs_alignment.
622 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
623 (vect_transform_loop): Add call to loop_version.
625 2005-09-06 Jakub Jelinek <jakub@redhat.com>
627 PR rtl-optimization/23098
628 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
629 * simplify-rtx.c (constant_pool_reference_p): New function.
630 * rtl.h (constant_pool_reference_p): New prototype.
631 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
632 constant_pool_reference_p in condition and
633 avoid_constant_pool_reference in preparation statements.
635 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
637 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
638 STRICT_LOW_PART SETs.
640 2005-09-06 Alan Modra <amodra@bigpond.net.au>
643 * except.c (sjlj_emit_function_enter): Find the function begin
644 note even when it's not in first basic block.
646 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
648 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
649 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
650 * aclocal.m4: Regenerate.
652 2005-09-05 DJ Delorie <dj@redhat.com>
654 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
657 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
659 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
660 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
661 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
662 Follow spelling conventions.
663 * doc/invoke.texi: Follow spelling conventions.
665 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
667 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
668 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
669 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
671 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
674 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
675 (output_stack_adjust): Use gen_tmp_stack_mem.
676 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
677 (sh_set_return_address, sh_allocate_initial_value): Likewise.
678 (sh_get_pr_initial_val): Likewise.
679 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
680 (sh_initialize_trampoline): Likewise. Also use adjust_address.
681 * sh.md (divsi_inv_m0): Use gen_const_mem.
682 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
683 (movdf_i4+1): Use gen_tmp_stack_mem.
684 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
685 (fpu_switch+2): Likewise.
686 (movv4sf_i, movv16sf_i): Use adjust_address.
687 (symGOT_load): Set MEM_NOTRAP_P bit.
689 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
692 * pa.c (emit_move_sequence): Fix typo in last change.
694 2005-09-03 Jakub Jelinek <jakub@redhat.com>
696 PR rtl-optimization/23454
697 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
700 2005-09-03 Richard Henderson <rth@redhat.com>
701 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
704 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
707 2005-09-02 Nicolas Pitre <nico@cam.org>
709 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
710 to bit_count to 32 bits.
712 2005-08-31 Mark Mitchell <mark@codesourcery.com>
715 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
716 generating synthetic loads from volatile lvalues.
718 005-09-02 Nick Clifton <nickc@redhat.com>
720 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
721 __ctzhi2, __clzhi2): New functions.
723 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
726 * tree-nested.c (struct var_map_elt): Mark with GTY.
727 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
729 (lookup_field_for_decl): Allocate new element in GC memory.
730 (lookup_tramp_for_decl): Likewise.
731 (convert_nl_goto_reference): Likewise
732 (create_nesting_tree): Allocate info in GC memory. Likewise for
734 (free_nesting_tree): Free with ggc_free instead of free.
735 (root): New static variable.
736 (lower_nested_functions): Remove root as local variable. And zero out
737 root at the end of the function.
739 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
741 PR rtl-optimization/20365
742 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
743 to short. New member ix.
744 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
745 (simplify_plus_minus): Initialize ix members before calling qsort.
747 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
749 PR tree-optimization/23626
750 * tree-cfg.c (replace_uses_by): Clean up eh info.
752 2005-09-01 DJ Delorie <dj@redhat.com>
754 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
757 2005-09-01 David Edelsohn <edelsohn@gnu.org>
759 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
760 (rs6000_split_multireg_move): Use replace_equiv_address instead of
763 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
765 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
766 do not issue warning for a variable definition following
769 2005-09-01 Richard Henderson <rth@redhat.com>
772 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
773 conversion to CONST_VECTOR.
775 2005-09-01 Richard Henderson <rth@redhat.com>
778 * reload1.c (reload_as_needed): Check !CALL_P before calling
779 fixup_eh_region_note.
780 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
782 2005-09-01 DJ Delorie <dj@redhat.com>
784 * varasm.c (output_constant): Let the target resolve
785 conversions of addresses to non-default pointer sizes.
787 2005-09-01 Nicolas Pitre <nico@cam.org>
789 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
790 to alow matching ARM pre-indexed addressing mode.
791 (arm_override_options): Remove now irrelevant comment.
793 2005-09-01 Phil Edwards <phil@codesourcery.com>
795 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
796 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
797 * config/i386/vxworks.h: Likewise.
798 * config/i386/t-vxworksae: New file, for VxWorks AE.
799 * config/i386/vxworksae.h: Likewise.
801 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
803 PR tree-optimization/23410
804 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
805 sequence is not wrapping during the first step.
807 2005-09-01 Jakub Jelinek <jakub@redhat.com>
810 * dwarf2out.c (base_type_die): Compare char_type_node with
811 TYPE_MAIN_VARIANT (type), not type.
813 2005-09-01 Richard Guenther <rguenther@suse.de>
815 PR tree-optimization/15366
816 * common.opt: Add -finline-functions-called-once.
817 Put -fearly-inlining in alphabetically ordered place.
818 * doc/invoke.texi: Document new option.
819 * ipa-inline.c (cgraph_decide_inlining): Honour
820 flag_inline_functions_called_once.
822 2005-09-01 Jakub Jelinek <jakub@redhat.com>
824 PR rtl-optimization/23478
825 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
826 (alloc_qty): Initialize it.
827 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
828 (combine_regs): Combine also n_throwing_calls_crossed fields.
829 (find_free_reg): Don't attempt to caller-save pseudos crossing
830 calls that might throw.
831 * global.c (struct allocno): Add throwing_calls_crossed field.
832 (global_alloc): Revert 2005-08-22 change. Initialize
833 throwing_calls_crossed.
834 (find_reg): Don't attempt to caller-save pseudos crossing calls that
837 2005-09-01 Alan Modra <amodra@bigpond.net.au>
840 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
841 (mask64_operand): Reinstate code prior to 2005-06-11 change.
842 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
843 (and64_2_operand): Tweak to use predicate.
844 (and_operand): Adjust for mask_operand changes.
845 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
846 (print_operand): Likewise.
847 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
848 (mask64_1or2_operand): Delete.
849 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
850 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
851 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
852 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
853 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
854 (rotldi3_internal4): Likewise.
855 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
856 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
857 (ashldi3_internal7): Likewise.
858 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
859 (ashldi3_internal, ashldi3_internal9 split): Likewise.
860 (anddi3 split): Don't match mask64_operand.
861 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
862 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
863 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
864 't' splitter predicate.
865 (movdi_internal64 + 2): Revert 2005-06-11 change.
867 2005-08-31 DJ Delorie <dj@redhat.com>
869 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
870 (m32c_asm_integer): Add support for 32 bit pointers.
872 2005-08-31 Richard Henderson <rth@redhat.com>
874 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
875 component-like references for setting MEM_NOTRAP_P.
877 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
878 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
880 2005-08-31 Richard Henderson <rth@redhat.com>
882 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
883 into a pseudo before applying gen_lowpart.
885 2005-08-31 Geoffrey Keating <geoffk@apple.com>
887 * doc/install.texi (Specific): Update cctools version required
888 for full functionality.
889 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
890 linkers as -macosx_version_min.
892 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
895 * sh.c (print_operand, %R and %S): Add handling of floating point
896 registers, memory, constants and invalid operands.
898 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
900 * ipa-pure-const.c: Change dump name.
902 2005-08-31 Uros Bizjak <uros@kss-loka.si>
905 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
906 to "reg_or_0_operand".
907 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
909 2005-08-31 Dale Johannesen <dalej@apple.com>
911 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
912 loops that count down.
914 2005-08-31 Richard Henderson <rth@redhat.com>
917 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
918 (fixup_eh_region_note): New.
919 (reload_as_needed): Call it.
920 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
921 don't call find_many_sub_basic_blocks; call verify_flow_info.
922 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
923 (keep_stack_depressed): Likewise.
924 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
926 2005-08-31 Richard Henderson <rth@redhat.com>
928 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
931 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
933 * expr.c (expand_expr_real_1): Compare size of address
934 mode to target's address mode size in deciding expansion of
935 the constant address.
937 2005-08-31 Richard Guenther <rguenther@suse.de>
940 * expr.c (all_zeros_p): New function.
941 (expand_expr_real_1): Handle the case of an all-zero
942 non-addressable constructor separately.
944 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
946 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
947 arguments, adjust all callers.
948 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
950 2005-08-30 Richard Henderson <rth@redhat.com>
953 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
954 whenever the mode sizes match.
956 2005-08-31 Alan Modra <amodra@bigpond.net.au>
958 * calls.c (load_register_parameters): Fix comment typo.
959 * expr.c (emit_push_insn): Comment formatting.
961 2005-08-30 Ian Lance Taylor <ian@airs.com>
963 * config/i386/x-cygwin (host-cygwin): Change dependency from
964 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
966 2005-08-29 Geoffrey Keating <geoffk@apple.com>
968 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
971 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
974 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
977 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
980 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
981 beginning. Remove $(INCLUDES) from all the rules, if following
982 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
984 2005-08-29 Jakub Jelinek <jakub@redhat.com>
987 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
988 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
989 not constant, but maxlen is, don't set len to maxlen, rather
990 set maxlen to len if len is a constant.
992 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
994 PR tree-optimization/23475
995 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
998 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1000 Fix PR middle-end/22455
1002 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1003 Checksum only the parts of the tree that exist for the tree code.
1005 2005-08-28 Dale Johannesen <dalej@apple.com>
1007 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1009 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1011 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1013 2005-08-28 Richard Henderson <rth@redhat.com>
1015 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1016 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1019 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1022 * builtins.c (get_memory_rtx): Don't strip nops
1023 in between COMPONENT_REFs.
1025 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1028 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1030 (gimplify_modify_expr): Check for zero sized types and gimplify the
1031 rhs and lhs as statements.
1033 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1036 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1037 state for return address column of signal frames.
1039 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1042 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1043 bytes >= 2 not bytes == 2.
1044 (expand_block_move): Same.
1046 2005-08-27 Richard Guenther <rguenther@suse.de>
1049 * config/i386/sse.md (sse2_movsd): Add missing closing
1052 2005-08-27 Paul Brook <paul@codesourcery.com>
1054 * genrecog.c (enum decision_type): Add DT_num_insns.
1055 (struct decision_test): Add u.num_insns.
1056 (add_to_sequence): Add DT_num_insns test.
1057 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1058 (write_cond, debug_decision_2): Ditto.
1059 (change_state): Assume peep2_next_insn never fails.
1060 Remove "afterward" argument.
1061 (write afterward, write_tree): Update to match.
1062 * recog.c (peep2_current_count): New variable.
1063 (peep2_next_insn): Check it.
1064 (peephole2_optimize): Set peep2_current_count.
1065 * recog.h (peep2_current_count): Declare.
1067 2005-08-26 Josh Conner <jconner@apple.com>
1070 * ipa-pure-const.c (check_tree): Check for volatile-ness
1071 when considering a dereference.
1073 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1075 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1077 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1079 PR rtl-optimization/23561
1080 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1081 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1082 at most LEN bytes long memory fits into the field.
1083 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1084 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1085 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1087 2005-08-26 Richard Henderson <rth@redhat.com>
1090 * loop.c (biased_biv_may_wrap_p): New.
1091 (maybe_eliminate_biv_1): Use it to suppress non-equality
1092 comparison transformations. Delete disabled code.
1094 2005-08-26 Ian Lance Taylor <ian@airs.com>
1096 * combine.c (make_extraction): Avoid reference outside object.
1098 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1100 * stor-layout.c (finalize_type_size): Restore behaviour for
1101 non-aggregate types to the status quo ante of the patch for
1102 pr 23467. Document why it matters.
1104 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1107 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1108 array by one element, initialize the BT_LAST element with NULL.
1110 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1112 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1113 optimizing for size.
1115 (compare_plus_eqsi): Same.
1116 (plus_eqsi_compare): Same.
1117 (neg_eq0<mode>): Same.
1118 (neg_eq<mode>): Same.
1120 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1123 2005-08-26 Nick Clifton <nickc@redhat.com>
1125 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1126 TARGET_EP is not defined.
1127 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1128 TARGET_EP is enabled.
1129 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1130 * config/v850/v850.md (save_all_interrupt): Only use the EP
1131 register if TARGET_EP is defined.
1132 (restore_all_interrupt): Likewise.
1133 * config/v850/lib1funcs.asm: Update functions so that the EP
1134 register is only used if __EP__ is defined.
1136 2005-08-26 David Ung <davidu@mips.com>
1138 * config/mips/mips.c (mips_expand_prologue): Handle case when
1139 generating for MIPS16 and the outgoing argument area is more than
1140 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1143 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1145 * config/crx/crx.md: Make doloop_end pattern usage controllable
1146 via mloop-nesting=<max-nesting> command line switch. Make sure
1147 the combiner cannot use doloop_end_<mode> in an illegal way.
1148 * config/crx/crx.c: Use regs up to r6 for argument passing.
1149 Refine crx_address_cost (non cst4 displacements are expensive).
1150 * config/crx/crx.opt: Add switch for mloop-nesting=.
1152 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1154 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1155 (UNSPEC_MVST): New constant.
1157 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1159 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1160 Reject operands containing eliminable registers.
1161 * testsuite/gcc.dg/20050825-1.c: New testcase.
1163 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1164 Jan Hubicka <jh@suse.cz>
1166 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1168 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1170 PR tree-optimization/23546
1171 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1174 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1176 * params.def (PARAM_MIN_SPEC_PROB): New.
1177 * sched-rgn.c (MIN_PROBABILITY): Delete.
1178 (compute_trg_info): Convert to PARAM_VALUE.
1179 * doc/invoke.texi (param): Document min-spec-prob.
1181 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1183 * config/darwin.h: define __PIC__
1184 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1185 TARGET_OS_CPP_BUILTINS macro.
1187 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1189 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1192 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1194 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1196 * cfghooks.c (duplicate_block): Added position where to place
1197 new block as argument.
1198 * cfghooks.h (duplicate_block): Declaration changed.
1199 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1201 * cfglayout.h (copy_bbs): Declaration changed.
1202 * cfgloop.h (loop_version): Declaration changed.
1203 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1204 position to copy_bbs.
1205 (loop_version): Pass position to duplicate_loop_to_header_edge.
1206 Add place_after argument and position new blocks according to
1208 * modulo-sched.c (sms_schedule): Pass place_after argument
1210 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1211 * tree-cfg.c (split_edge_bb_loc): New function.
1212 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1213 to determine position of new blocks.
1214 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1216 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1217 argument to duplicate_block.
1218 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1219 Pass position to copy_bbs.
1221 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1223 * fold-const.c (ptr_difference_const): Use
1224 cst_and_fits_in_hwi instead of host_integerp.
1226 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1228 * config/darwin.c (gen_pic_offset): New.
1229 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1232 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1234 PR tree-optimization/23486
1235 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1237 2005-08-23 Phil Edwards <phil@codesourcery.com>
1239 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1240 remove use_collect2.
1241 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1243 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1244 configuration files to override the default value.
1246 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1247 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1248 * config/vx-common.h: New file, split out from...
1249 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1250 * config/vxworksae.h: New file, for VxWorks AE.
1251 * config/vxworks.opt: New file.
1252 * config/vxlib.c: Update for VxWorks 6.
1254 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1255 other MULTILIB_* variables appropriately.
1256 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1257 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1258 * config/rs6000/vxworks.h: Update for VxWorks 6.
1259 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1261 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1264 * config/darwin.c (machopic_select_section): Remove the hack to
1265 mark "::operator new" and "::operator delete" for coalescing
1266 even though they are not weak.
1268 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1270 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1271 * configure: Regenerate.
1273 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1276 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1278 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1279 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1282 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1284 * config/rs6000/predicates.md (equality_operator): New.
1285 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1286 comparison with a large constant.
1288 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1290 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1292 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1294 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1295 registers is even, and we have a hardware double precision fp,
1297 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1298 size of current argument when checking if argument was passed in
1301 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1304 * stor-layout.c (finalize_type_size): Dont override
1305 existing alignment with a smaller alignment from the mode.
1307 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1309 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1310 * lambda.h (lambda_vector_lexico_pos): ... here.
1311 * tree-data-ref.c (build_classic_dist_vector): Return false when
1312 the distance vector is lexicographically negative.
1314 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1316 PR tree-optimization/23511
1317 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1318 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1320 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1322 PR tree-optimization/22043
1323 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1324 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1325 If ALLOW_FLEXARR, handle types ending with flexible array member.
1326 Pass false as second argument to recursive count_type_elements calls.
1327 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1328 argument to count_type_elements call.
1329 * tree-sra.c (decide_block_copy): Likewise.
1330 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1331 for a constant-sized object, set cleared as well. Pass true as
1332 second argument to count_type_elements call.
1334 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1337 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1338 from legitimate_small_data_p, and make global. Update use.
1339 Remove forward declaration.
1340 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1342 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1344 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1346 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1347 of scratch intermediates.
1348 (eq<mode>_compare): Same.
1349 (neg_eq0<mode>): New.
1350 (neg_eq<mode>): Convert to define_insn_and_split.
1352 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1355 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1356 stdarg functions, set/clear the fp marker even when no variable
1358 * config/rs6000/sysv4.opt (mprototype): Describe.
1360 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1362 PR rtl-optimization/23478
1363 * regs.h (reg_info): Add throw_calls_crossed.
1364 (REG_N_THROWING_CALLS_CROSSED): Define.
1365 * flow.c (allocate_reg_life_data): Initialize
1366 REG_N_THROWING_CALLS_CROSSED.
1367 (propagate_one_insn, attempt_auto_inc): Update
1368 REG_N_THROWING_CALLS_CROSSED.
1369 * global.c (global_alloc): Don't allocate pseudos across
1370 calls that may throw.
1372 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1375 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1376 value is inbetween the range if we did not find an exact match.
1378 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1380 * doc/invoke.texi (Option Summary): Add ms1 options.
1381 * doc/extend.texi: Document interrupt handler attribute for ms1.
1382 * doc/md.texi: Document ms1 constraints.
1383 * config.gcc: Add ms1-*-elf.
1384 * config/ms1/ms1.h: New.
1385 * config/ms1/ms1.c: New.
1386 * config/ms1/ms1.md: New.
1387 * config/ms1/ms1-protos.h: New.
1388 * config/ms1/ABI.txt: New.
1389 * config/ms1/crti.asm: New.
1390 * config/ms1/crtn.asm: New.
1391 * config/ms1/lib2extra-funcs.c: New.
1392 * config/ms1/t-ms1: New.
1393 * config/ms1/ms1.opt: New.
1395 2005-08-22 Ira Rosen <irar@il.ibm.com>
1397 * config/rs6000/altivec.md (xorv4sf3): New.
1398 (negv4sf2, neg<mode>2): Likewise.
1400 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1403 * config/ia64/ia64.md (divsi3): Check divide by zero.
1404 (udivsi3): Likewise.
1406 (udivdi3): Likewise.
1408 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1410 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1411 up to elem_bitsize bits, not max_bitsize.
1413 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1415 PR tree-optimization/23433
1416 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1417 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1419 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1421 PR tree-optimization/23434
1422 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1423 the iteration bound is not an INTEGER_CST.
1425 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1427 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1428 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1429 NULL if need_epilog_adjust is false.
1430 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1431 Case 3 always peels first itration, not just for PLUS case, and no need
1432 to use scalar_initial_def here. Create an epilog adjustment only if
1433 scalar_initial_def is not NULL.
1435 (vectorizable_reduction): Remove assert.
1437 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1440 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1441 (__moddi3): Likewise.
1442 (__udivdi3): Likewise.
1443 (__umoddi3): Likewise.
1444 (__divsi3): Likewise.
1445 (__modsi3): Likewise.
1446 (__udivsi3): Likewise.
1447 (__umodsi3): Likewise.
1449 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1451 * tree-pass.h (TDF_GRAPH): Define.
1452 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1453 * passes.c (finish_optimization_passes): Only call
1454 finish_graph_dump_file if TDF_GRAPH is set.
1455 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1456 NULL. Set TDF_GRAPH bit.
1457 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1459 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1461 * arm.h (arm_stack_offsets): Add locals_base field.
1462 * arm.c (arm_get_frame_offsets): Compute it.
1463 (thumb_compute_initial_elimination offset): Make the Thumb frame
1464 pointer point to the base of the local variables.
1465 (thumb_expand_prologue): Update accordingly.
1466 (thumb_expand_epilogue): Likewise.
1468 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1469 mode of clobbered scratch to DImode. Handle a case that's known to
1472 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1474 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1475 (gt0<mode>_compare): Delete.
1476 (neg_gt0<mode>): Delete.
1478 2005-08-19 Eric Christopher <echristo@apple.com>
1480 * optabs.h: Change CTI_ to COI_.
1483 2005-08-19 James E Wilson <wilson@specifix.com>
1485 * builtins.c (expand_builtin_return_addr): Set
1486 current_function_accesses_prior_frames when count != 0. Use
1487 frame_pointer_rtx when count == 0.
1488 * function.h (struct function): Add accesses_prior_frames field.
1489 (current_function_accesses_prior_frames): Define.
1490 * reload1.c (init_elim_table): Check
1491 current_function_accesses_prior_frames.
1492 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1494 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1496 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1497 indicator. Return true if the flowgraph changed during
1500 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1503 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1504 conditional expression before testing its value.
1506 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1508 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1510 2005-08-19 Devang Patel <dpatel@apple.com>
1512 PR tree-optimization/23048
1513 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1514 third parameter. Check whether latch is dominated by exit
1516 (if_convertible_loop_p): Supply exit block itself to
1517 if_convertible_bb_p.
1519 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1522 * arm.md (arm_load_pic_register): Change argument to the mask of
1523 saved registers. Call thumb_find_work_register if we need a
1524 scratch register on Thumb.
1525 (arm_expand_prologue): Pass empty register set to
1526 arm_load_pic_register.
1527 (thumb_expand_prologue): Pass live_regs_mask directly to
1528 arm_load_pic_register.
1529 * arm-protos.h (arm_load_pic_register): Update prototype.
1531 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1533 * sh.c (find_sole_member): New function.
1534 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1535 if the record's alignment is larger than the size of its only member.
1537 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1540 * arm.c (thumb_legitimize_reload_address): New function.
1541 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1542 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1544 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1546 * config/crx/crx.c: Implement crx_decompose_address. Reject
1547 symbolic displacements since CRX register relative adressing
1548 mode can't handle unsigned 32-bit values as displacements.
1549 * config/crx/crx.h: Simplify definitions, remove redundant
1550 parenthesis and obsolete macros.
1551 * config/crx/crx.opt: Add new switch for debugging addresses.
1552 * config/crx/crx-protos.h: Add new declarations for above.
1554 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1557 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1560 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1562 * collect2.c (dup2): Delete.
1563 * configure.ac: Don't check for dup2.
1565 * config.in, configure: Regenerate.
1567 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
1569 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1570 record with the type of its only member.
1572 2005-08-18 David Edelsohn <edelsohn@gnu.org>
1574 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1575 define_insn_and_split.
1576 (plus_ltu<mode>_compare): Same.
1577 (gtu<mode>_compare): Same.
1578 (plus_gtu<mode>_compare): Same.
1580 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
1582 PR tree-optimization/22228
1583 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1585 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1586 are recorded in vect_vnames_to_rename for renaming.
1587 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1588 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1589 in vect_vnames_to_rename.
1590 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1591 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1593 2005-08-18 Jan Hubicka <jh@suse.cz>
1596 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1597 info only for local statics, not for member variables.
1599 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1601 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1603 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1605 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1607 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
1610 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1612 2005-08-17 James E Wilson <wilson@specifix.com>
1614 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1617 2005-08-17 David Edelsohn <edelsohn@gnu.org>
1619 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1620 (leu<mode>_compare): Same.
1621 (plus_leu<mode>): Same.
1622 (neg_leu<mode>): Same.
1623 (and_neg_leu<mode): Same.
1624 (ltu<mode>_compare): Same.
1625 (plus_ltu<mode>): Same.
1627 (geu<mode>_compare): Same.
1628 (plus_geu<mode>): Same.
1629 (neg_geu<mode>): Same.
1630 (and_neg_geu<mode>): Same.
1631 (plus_gt<mode>): Same.
1632 (gtu<mode>_compare): Same.
1633 (plus_gtu<mode>): Same.
1635 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
1637 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1638 Move call_table_data to end. Delete spurious .text.
1639 (callt_save_all_interrupt): Fix comment typo.
1641 2005-08-17 James E Wilson <wilson@specifix.com>
1642 Kevin Winchester <winchester@amirix.com>
1645 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1647 2005-08-17 Uros Bizjak <uros@kss-loka.si>
1650 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1651 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1653 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
1655 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1656 record with the type of its only member if the modes don't match.
1658 * varasm.c (decode_reg_name): Skip empty additional register names.
1660 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
1662 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1663 lsm_tmp_name_length): New.
1664 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1665 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1667 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1668 Andreas Krebbel <krebbel1@de.ibm.com>
1670 * config.gcc: Added z9-109 switch.
1671 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1672 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1673 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1674 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1675 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1676 for "z9_109" cpu attribute.
1677 * config/s390/s390.c (z9_109_cost): New processor cost structure.
1678 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1679 (s390_handle_arch_option): Added z9-109 switch.
1680 (override_options): Set respective cost function for z9-109.
1681 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1682 (legitimate_reload_constant_p): Accept extended immediates.
1683 (print_operand): Three new output modifiers added: k, m and o.
1684 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1685 (s390_output_mi_thunk): Use extended immediate when possible.
1686 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1687 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1688 (CONSTRAINT_LEN): Added length of O constraint.
1689 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1690 * config/s390/s390.md ("cpu"): New value z9_109 added.
1691 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1692 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1693 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1694 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1695 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1696 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1697 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1698 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1699 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1700 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1701 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1702 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1703 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1704 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1705 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1707 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1708 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1709 insns for TARGET_EXTIMM.
1711 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
1713 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1715 2005-08-17 Nick Clifton <nickc@redhat.com>
1717 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1718 Call default_encode_section_info.
1720 2005-08-17 Steven Bosscher <stevenb@suse.de>
1722 PR tree-optimization/21574
1723 * tree-ssa-ccp.c (likely_value): If the right hand side is a
1724 constant, return CONSTANT.
1725 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1726 (ccp_fold, visit_assignment): Likewise.
1727 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1729 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1731 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1732 fold_buildN instead of buildN then fold_initializer or fold.
1733 (build_unary_op): Likewise.
1734 (build_binary_op): Likewise.
1735 * fold-const.c (fold_initializer): Remove.
1736 (fold_build1_initializer): New function.
1737 (fold_build2_initializer): New function.
1738 (fold_build3_initializer): New function.
1739 * tree.h (fold_initializer): Remove.
1740 (fold_build1_initializer): New function.
1741 (fold_build2_initializer): New function.
1742 (fold_build3_initializer): New function.
1744 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1746 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1747 (try_move_mult_to_index): Call fold_build2 instead of build2.
1748 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1749 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1750 fold_binary_to_constant.
1751 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1753 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1754 check if A == gcd (A, B). Remove TYPE argument.
1755 (analyze_offset) Use fold_build2 instead of fold (build.
1756 (create_data_ref): Likewise.
1757 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1758 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1761 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
1763 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1764 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1766 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
1769 * gimplify.c (zero_sized_type): New function.
1770 (gimplify_modify_expr_rhs): If we have a zero sized type,
1771 replace the statement with an empty statement.
1773 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
1775 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1778 2005-08-16 Ian Lance Taylor <ian@airs.com>
1780 * doc/tm.texi (Label Output): Correct typo.
1782 2005-08-16 Steven Bosscher <stevenb@suse.de>
1785 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1786 force_operand will work later on using have_insn_for.
1788 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1790 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1792 2005-08-16 Ian Lance Taylor <ian@airs.com>
1795 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1796 vector type, don't try to construct it element by element. Add an
1797 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1799 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1801 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1803 2005-08-16 Geoffrey Keating <geoffk@apple.com>
1805 * doc/invoke.texi (Precompiled Headers): Document some more options
1806 which are known to be safe.
1808 2005-08-16 James E Wilson <wilson@specifix.com>
1810 PR tree-optimization/21105
1811 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1812 TREE_OVERFLOW check.
1814 2005-08-16 David Edelsohn <edelsohn@gnu.org>
1816 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
1817 (neg_ltu<mode>): Same.
1819 (neg_gtu<mode>): Same.
1821 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1823 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
1824 (fold_builtin_isdigit): Use fold_buildN.
1825 (build_function_call_expr): Likewise.
1826 * c-typeck.c (c_finish_loop): Likewise.
1828 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
1829 Richard Shann <rshann@superh.com>
1831 PR middle-end/20396:
1832 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
1834 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
1836 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1838 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
1841 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1842 arm_compure_save_reg0_reg12_mask to determine when the PIC register
1845 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1848 * fold-const.c (build_range_check): Disable optimization for function
1849 pointer expressions on targets that require function pointer
1852 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
1854 * simplify-rtx.c (simplify_const_relational_operation): When
1855 extracting arguments of a COMPARE, recompute the mode as well.
1857 2005-08-15 Ian Lance Taylor <ian@airs.com>
1859 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1861 2005-08-15 DJ Delorie <dj@redhat.com>
1863 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1865 (movsi_splittable): Allow, but split, moves to the stack.
1866 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1869 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1871 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1872 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1873 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1875 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1876 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1877 Delete HOST_PTR_PRINTF.
1879 * configure, config.in: Regenerate.
1881 2005-08-15 David Edelsohn <edelsohn@gnu.org>
1883 * config/rs6000/rs6000.md (QHSI): New mode macro.
1884 (wd): Extend mode attr for QImode and HImode
1885 (dbits): New mode attr.
1886 (zero_extend<mode>di2): Convert to mode macro.
1888 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1891 * doc/invoke.texi (-mgnu-ld): Update description.
1894 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1897 * Makefile.in (tree-chrec.o): Depends on real.h.
1898 * tree-chrec.c: Include real.h.
1899 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1900 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1901 * tree-scalar-evolution.c (add_to_evolution_1,
1902 interpret_rhs_modify_expr): Ditto.
1904 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1907 * tree-data-ref.c (estimate_niter_from_size_of_data): When
1908 step is negative compute the estimation from init downwards to zero.
1910 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
1912 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1914 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1916 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1918 (legitimate_reload_constant_p): Fix handling of lliXX operands.
1919 Accept double-word constants that can be split.
1920 * config/s390/s390.md ("movti"): Use 'P' constraint.
1921 ("*movdi_31", "*movdf_31"): Likewise.
1923 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
1925 Fix PR tree-optimization/22615
1927 * tree-ssa-structalias.c (solution_set_add): Handle
1928 first_vi_for_offset returning NULL.
1929 (do_da_constraint): Ditto.
1930 (do_sd_constraint): Ditto.
1931 (do_ds_constraint): Ditto
1932 (find_func_aliases): Ditto.
1933 (build_constraint_graph): RHS is allowed be ANYTHING.
1934 (first_vi_for_offset): Return NULL if we couldn't find anything at
1937 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1939 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
1940 over memory as first operand.
1942 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
1945 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
1946 available for setting it.
1948 2005-08-14 Ira Rosen <irar@il.ibm.com>
1950 PR tree-optimization/23320
1951 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
1952 data-refs' types instead of base object nullness. Add check for
1953 pointer type data-refs before first location comparison. Remove
1956 2005-08-14 Andreas Schwab <schwab@suse.de>
1958 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
1960 2005-08-13 James E Wilson <wilson@specifix.com>
1962 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
1963 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
1964 -fstack-protector-all, --param ssp-buffer-size): Document.
1965 (-Wvariadic-macros): Alphabetize.
1966 (-fsched-stalled-insns-dep): Add missing 'f'.
1968 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
1971 2005-08-13 David Edelsohn <edelsohn@gnu.org>
1973 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
1974 or indirect address operand.
1975 (EXTRA_ADDRESS_CONSTRAINT): New.
1976 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
1978 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
1980 PR tree-optimization/22236
1981 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
1982 successors and predecessors.
1983 * tree-chrec.c (chrec_convert): Before converting, check that
1984 sequences don't wrap.
1985 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
1986 (analyze_array): Extern.
1987 (find_data_references_in_loop): Remove call to
1988 compute_estimated_nb_iterations.
1989 * tree-data-ref.h (analyze_array): Declared.
1990 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
1991 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
1992 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
1993 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
1995 * tree-ssa-loop-ivcanon.c: Fix documentation.
1996 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
1997 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
1998 (infer_loop_bounds_from_undefined): New.
1999 (estimate_numbers_of_iterations_loop): Use
2000 infer_loop_bounds_from_undefined.
2001 (used_in_pointer_arithmetic_p): New.
2002 (scev_probably_wraps_p): Pass an extra parameter. Call
2003 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2004 (convert_step): Fix documentation.
2005 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2006 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2007 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2008 scev_probably_wraps_p.
2010 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2012 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2013 (s390_register_info): Ignore clobbered_regs information for fixed
2014 registers, and only fixed registers.
2015 (s390_init_frame_layout): Remove redundant call.
2017 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2019 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2020 description of -Wold-style-casts.
2022 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2023 Jakub Jelinek <jakub@redhat.com>
2025 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2026 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2027 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2028 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2029 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2030 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2031 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2032 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2033 ("stack_protect_set", "stack_protect_test"): New expanders.
2034 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2035 "stack_protect_testdi"): New insn definitions.
2037 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2039 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2041 2005-08-12 Paul Brook <paul@codesourcery.com>
2043 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2045 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2047 * config/s390/predicates.md (setmem_operand): New predicate.
2048 (shift_count_operand): Accept ANDs with special constants as
2050 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2051 with special constants.
2052 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2053 shift_count_operand with setmem_operand.
2055 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2057 * config/s390/s390.c (s390_extract_part, s390_single_part):
2059 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2060 (s390_output_mi_thunk): Don't use lg on 31 bit.
2061 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2062 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2064 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2066 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2067 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2068 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2069 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2070 with one of the new macros.
2072 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2074 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2075 Don't set save_return_addr_p.
2076 (s390_register_info): Make clobbered_regs not depending on
2079 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2081 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2082 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2084 2005-08-11 James E. Wilson <wilson@specifix.com>
2086 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2088 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2090 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2091 locations gathered by var-tracking in single entry loc_list
2092 over loc_descriptor_from_tree.
2094 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2095 pass it down to loc_descriptor.
2096 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2097 (containing_function_has_frame_base): Move earlier in the file.
2098 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2099 instead of always assuming fbreg can't be used.
2101 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2103 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2104 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2105 Accept address wrapped in AND for Altivec.
2106 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2107 Strip AND wrapping offset address for Altivec.
2109 2005-08-11 Richard Henderson <rth@redhat.com>
2112 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2113 before using TYPE_IS_SIZETYPE.
2115 2005-08-11 Richard Henderson <rth@redhat.com>
2118 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2119 insn types not present on ev4.
2120 (alphaev5_insn_pipe): Similarly.
2122 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2125 * arm.c (arm_override_options): If the user has selected callee-super-
2126 interworking, then enable normal interworking.
2128 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2130 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2133 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2135 * doc/rtl.texi: Fix two typos.
2137 2005-08-11 Richard Guenther <rguenther@suse.de>
2140 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2141 cases where we call to/from functions returning void.
2143 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2146 * tree.c (build_pointer_type_for_mode): Robustify.
2148 2005-08-10 James E Wilson <wilson@specifix.com>
2150 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2151 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2153 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2156 2005-08-10 Eric Christopher <echristo@apple.com>
2158 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2159 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2162 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2165 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2166 for the high part when generating dynamic-no-pic code.
2168 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2170 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2171 (x86_64-*-linux*): Likewise.
2173 * config/i386/crtfastmath.c: New file.
2174 * config/i386/t-crtfm: Likewise.
2176 * config/i386/linux.h (ENDFILE_SPEC): New.
2177 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2179 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2182 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2184 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2185 (vec_shl, vec_shr): Document new operations.
2186 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2188 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2190 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2191 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2192 change predicate to indexed_or_indirect_address.
2194 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2196 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2197 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2198 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2199 and __aeabi_uwrite8.
2200 * config/arm/unaligned-funcs.c: New file.
2201 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2203 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2205 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2207 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2208 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2210 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2211 * final.c (pass_shorten_branches): Add dump.
2212 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2213 (pass_life): Rename dump.
2214 (rest_of_handle_flow2): Remove initial verify_flow_info.
2215 * function.c (pass_instantiate_virtual_regs): Add dump.
2216 * integrate.c (pass_initial_value_sets): Add dump.
2217 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2218 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2219 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2220 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2221 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2222 gate_rtl_unrool_and_peel_loops): New.
2223 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2224 rtl_doloop): Do not look at flags.
2225 * mode-switching.c (pass_mode_switching): Add dump.
2226 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2227 pass_split_before_regstack): Add dump.
2228 * regmove.c (pass_stack_adjustments): Add dump.
2229 * tree-optimize.c (pass_fixup_cfg): Add dump.
2231 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2234 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2235 deciding which instruction sequence to use.
2237 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2239 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2240 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2242 2005-08-09 Richard Guenther <rguenther@suse.de>
2244 * c-common.c (builtin_function_2): Remove.
2245 (def_builtin_1): New function.
2246 (c_common_nodes_and_builtins): Use def_builtin_1 to
2247 build builtin functions.
2249 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2251 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2252 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2253 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2256 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2258 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2259 fold_binary instead of fold_build2 since we don't care about the
2261 (loop_niter_by_eval): Likewise.
2262 (compare_trees): Likewise.
2263 (proved_non_wrapping_p): Likewise.
2265 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2269 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2270 if the if is really empty.
2272 2005-08-09 Steven Bosscher <stevenb@suse.de>
2274 PR tree-optimization/23234
2275 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2276 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2277 argument of the new enum.
2278 (execute_cse_reciprocals): Add reciprocals for function arguments
2279 on the unique successor edge of the entry block. Update other calls
2280 to execute_cse_reciprocals_1.
2282 2005-08-08 Richard Henderson <rth@redhat.com>
2285 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2287 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2289 * expr.c (write_complex_part): Return after handling MEM.
2291 2005-08-08 Josh Conner <jconner@apple.com>
2293 PR rtl-optimization/23241
2294 * combine.c (simplify_comparison): Fix error in determining
2295 whether to lift a subreg from comparison.
2297 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2300 * config/rs6000/altivec.md (vec_init<mode>): New.
2301 (vec_set<mode>): New.
2302 (vec_extract<mode>): New.
2303 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2304 (rs6000_expand_vector_set): New.
2305 (rs6000_expand_vector_extract): New.
2306 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2307 for Altivec modes before reload.
2308 (altivec_expand_vec_init_builtin): New.
2309 (get_element_number): New.
2310 (altivec_expand_vec_set_builtin): New.
2311 (altivec_expand_vec_ext_builtin): New.
2312 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2314 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2316 * config/rs6000/rs6000.h (rs6000_builtins): Add
2317 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2318 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2319 * config/rs6000/rs6000-protos.h: Declare new functions.
2321 2005-08-08 Jan Hubicka <jh@suse.cz>
2323 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2324 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2325 * i386.md (movdi*): Use pic_32bit_operand.
2326 * predicates.md (pic_32bit_operand): New.
2328 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2331 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2333 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2335 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2336 (test_for_singularity): Use fold_build2.
2338 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2340 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2342 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2344 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2345 (COMMON_ASM_OP) Define.
2346 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2347 (ix86_encode_section_info): Likewise.
2348 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2349 SUBTARGET_ENCODE_SECTION_INFO.
2351 2005-08-06 Richard Henderson <rth@redhat.com>
2354 * tree-nested.c (convert_local_reference): Save and restore val_only
2355 around component_ref and friends. Clear walk_subtrees by default.
2357 2005-08-06 Peter O'Gorman <peter@pogma.com>
2360 * gcc.c (process_command): Check the argument to -b has a dash.
2361 * doc/invoke.texi: Update -b and -V docs.
2363 2005-08-06 James E Wilson <wilson@specifix.com>
2365 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2367 2005-08-06 Michael Matz <matz@suse.de>
2369 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2370 member only if only one insn is associated with the value.
2372 2005-08-06 Nick Clifton <nickc@redhat.com>
2374 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2376 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2377 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2378 Check symbol flags instead of symbol name mangling.
2379 (xstormy16_asm_output_aligned_common): Likewise. Also
2380 simplify code since the bss100_section cass is the only case
2381 where the below100 code will be triggered.
2382 (xstormy16_encode_section_info): Encode below100 attribute
2383 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2385 (xstormy16_strip_name_encoding): Delete - this function is no
2387 (TARGET_STRIP_NAME_ENCODING): Undefine.
2388 * config/stormy16/stormy16-protos.h: Delete prototype for
2389 xstormy16_strip_name_encoding.
2391 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2393 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2394 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2395 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2396 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2397 config/alpha/predicates.md, config/arc/arc.h,
2398 config/arm/arm.h, config/arm/ieee754-df.S,
2399 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2400 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2401 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2402 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2403 config/m68hc11/m68hc11.h, config/mips/mips.c,
2404 config/mips/mips.h, config/mips/openbsd.h,
2405 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2406 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2407 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2408 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2409 config/sparc/linux.h, config/sparc/linux64.h,
2410 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2411 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2412 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2413 typos. Follow spelling conventions.
2415 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2418 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2419 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2420 specially. Check for side effects only for COND_EXPR.
2421 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2422 return with TREE_NO_WARNING.
2424 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2426 PR rtl-optimization/23233
2427 * loop.c (combine_movables): Require the modes to be the same.
2428 (move_movables): Remove handling of cases where the replacement
2429 had a different mode to the original.
2431 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2433 PR tree-optimization/23128
2434 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2435 subtraction wrap, and set TREE_OVERFLOW if they do.
2437 2005-08-05 Richard Henderson <rth@redhat.com>
2440 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2441 FORCED_LABEL labels.
2443 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2446 * reload.c (find_reloads_subreg_address): Pass down TYPE
2447 unchanged. Change all callers except find_reloads_toplev.
2449 2005-08-05 Michael Matz <matz@suse.de>
2451 * genattrtab.c (current_alternative_string): Remove.
2452 (SIMPLIFY_ALTERNATIVE): Ditto.
2453 (attr_alt_bit_p): Ditto.
2454 (alternative_name): Make const char *.
2455 (evaluate_eq_attr): Remove use of above things.
2456 (simplify_test_exp): Ditto.
2457 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2458 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2460 2005-08-04 James E Wilson <wilson@specifix.com>
2462 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2463 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2464 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2465 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2466 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2468 2005-08-04 Richard Henderson <rth@redhat.com>
2471 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2472 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2473 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2474 if we'd have to instantiate too many members.
2476 2005-08-04 Richard Henderson <rth@redhat.com>
2479 * tree-outof-ssa.c (coalesce_asm_operands): New.
2480 (coalesce_ssa_name): Use it. Split out ...
2481 (coalesce_phi_operands, coalesce_result_decls): ... these.
2483 2005-08-04 Paul Brook <paul@codesourcery.com>
2485 * read-rtl.c (read_quoted_string): Break if EOF.
2487 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2489 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2490 (fold_build2): Likewise.
2491 (fold_build3): Likewise.
2492 (fold_build1_stat): New function prototype.
2493 (fold_build2_stat): Likewise.
2494 (fold_build3_stat): Likewise.
2495 * fold-const.c (fold_build1): Rename to ..
2496 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2497 through to build1_stat.
2498 (fold_build2): Rename to ..
2499 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2500 through to build2_stat.
2501 (fold_build3): Rename to ..
2502 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2503 through to build3_stat.
2505 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2506 Ian Lance Taylor <ian@airs.com>
2508 * function.c (assign_stack_local_1): Do not correct stack slot
2509 address if allocation size is smaller than mode size.
2511 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2514 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2515 (tree_merge_blocks): Propagate anything allowed by
2517 Clarify documentation.
2518 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2519 SSA form, schedule an update if necessary.
2521 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2523 * doc/install.texi (Binaries): Remove broken link to
2524 Sinix/Reliant Unix binaries.
2526 2005-08-03 Richard Henderson <rth@redhat.com>
2529 * function.c (stack_protect_epilogue): Export.
2530 * tree.h (stack_protect_epilogue): Declare.
2531 * calls.c (expand_call): Call it.
2533 2005-08-03 Eric Christopher <echristo@apple.com>
2535 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2536 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2539 2005-08-04 Jan Hubicka <jh@suse.cz>
2541 * profile.c (branch_prob): Split edges with goto locus on them
2542 to get proper line counts.
2543 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2545 2005-08-03 Paul Brook <paul@codesourcery.com>
2547 * function.c (assign_parms): Round current_function_args_size
2548 to PARM_BOUNDARY, not STACK_BOUNDARY.
2550 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2552 * config/i386/i386.c (x86_elf_aligned_common)
2553 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2555 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2557 PR tree-optimization/23157
2558 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2559 before emitting them.
2561 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2563 PR tree-optimization/19899
2564 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2565 * tree-scalar-evolution.c: Include real.h.
2566 (add_to_evolution): Build constant -1 of correct type.
2568 2005-08-03 Jan Hubicka <jh@suse.cz>
2570 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2571 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2572 profile updating for complette unrolling.
2573 * loop-unroll.c (peel_loop_completely): Use it.
2574 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2575 (tree_unroll_loops_completely): Disable code growing unrolling of cold
2578 2005-08-03 Paul Brook <paul@codesourcery.com>
2580 * combine.c (can_change_dest_mode): New function.
2581 (try_combine, simplify_set): Use it.
2583 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
2585 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2588 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
2590 * doc/install.texi (Specific): Adjust link to openavr.org.
2591 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2592 (Binaries): Adjust HP-UX Porting Center link.
2593 (Binaries): Adjust Free Software Foundation ordering link.
2595 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
2597 * convert.c (convert_to_integer): Use fold_build1 instead of
2598 build1 when converting an integer to an integer.
2600 2005-08-02 Richard Henderson <rth@redhat.com>
2602 * combine.c (combine_instructions): Don't use reg_equal/equiv
2603 results if the mode doesn't match.
2605 2005-08-02 Mark Mitchell <mark@codesourcery.com>
2607 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2608 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2610 2005-08-02 Richard Henderson <rth@redhat.com>
2613 * explow.c (memory_address): Remove special-case for
2614 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2616 2005-08-02 Diego Novillo <dnovillo@redhat.com>
2619 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2620 number of calls to cleanup_tree_cfg_1.
2622 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
2624 * doc/invoke.texi: document file extensions .F90 and .F95
2626 2005-08-02 Richard Guenther <rguenther@suse.de>
2628 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2629 positive if its first argument is positive.
2631 2005-08-02 Richard Guenther <rguenther@suse.de>
2633 PR tree-optimization/23177
2634 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2637 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
2639 PR tree-optimization/23129
2640 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2641 varying for divisions with anti-ranges.
2643 2005-08-02 Jan Hubicka <jh@suse.cz>
2645 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2646 * tree-ssa-threadupdate.c (thread_block): Add it here.
2648 2005-08-01 James E Wilson <wilson@specifix.com>
2650 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2651 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2652 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2654 * config/mips/predicates.md (const_call_insn_operand): Add check for
2655 SYMBOL_REF_LONG_CALL_P.
2656 * doc/extend.texi (long_call): Document the new attribute.
2658 2005-08-01 Ian Lance Taylor <ian@airs.com>
2659 Richard Henderson <rth@redhat.com>
2661 * Makefile.in (RTL_BASE_H): Add real.h.
2662 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2664 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2666 * rtl.c (rtl_check_failed_code_mode): New.
2667 * rtl.h (struct rtx_def): Add u.rv.
2668 (XCMWINT, XCNMPRV): New.
2669 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2670 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2672 2005-08-01 Richard Henderson <rth@redhat.com>
2674 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2675 with auto-inc codes.
2677 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2679 2005-08-01 Jan Hubicka <jh@suse.cz>
2681 * i386-protos.h (asm_preferred_eh_data_format): Declare.
2682 * i386.c: Include dwarf2.h
2683 (asm_preferred_eh_data_format): New.
2684 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2686 2005-08-01 Ian Lance Taylor <ian@airs.com>
2688 * config/host-linux.c (linux_gt_pch_get_address): Add new name
2689 randomize_va_space for virtual address randomization control.
2691 2005-08-01 Steven Bosscher <stevenb@suse.de>
2693 * common.opt (flag_ipa_cp): Put in right place to maintain
2696 2005-08-01 Jan Hubicka <jh@suse.cz>
2698 * profile.c (compute_value_histograms): Fix thinko.
2699 * value-prof.c: Include toplev.h
2700 (check_counter): New function.
2701 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2702 tree_mod_subtract_transform): Add sanity check.
2704 2005-08-01 Richard Guenther <rguenther@suse.de>
2706 PR tree-optimization/23133
2707 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2708 current functions parameter decls to find defs to cse
2711 2005-08-01 Richard Guenther <rguenther@suse.de>
2713 PR tree-optimization/23109
2714 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2715 If trapping math is in effect, use post-dominator information
2716 to check if we'd in any case reach a trapping point before
2717 doing the reciprocal insertion.
2718 (execute_cse_reciprocals): Compute post-dominators, if necessary.
2719 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2720 expressions are invariant only if trapping math is not in effect.
2722 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2724 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2725 cgraph_function_versioning): New declarations.
2726 * cgraphunit.c: Add include to ipa-prop.h.
2727 (update_call_expr, cgraph_copy_node_for_versioning,
2728 cgraph_function_versioning): New functions.
2729 * integrate.c (copy_decl_for_inlining): Remove.
2730 * ipa-prop.h (ipa_replace_map): New struct.
2731 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2732 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2733 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2734 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2735 ipcp_iterate_stage, ipcp_method_scale_print,
2736 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2737 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2738 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2739 ipcp_update_bb_counts, ipcp_update_profiling,
2740 ipcp_update_edges_counts): New functions.
2741 (ipcp_method_cval_init): Remove restriction regarding local methods.
2742 (ipcp_init_stage): Add ipcp_method_compute_scale.
2743 (ipcp_insert_stage): Add versioning.
2744 (ipcp_structures_print): Add ipcp_method_scale_print.
2745 (ipcp_driver): Dump profiling info.
2746 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2747 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2748 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2749 (struct inline_data): Add versioning_p, ipa_info, new fields.
2750 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2751 declare_return_variable): Replace calls to copy_decl_for_inlining with
2753 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2755 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2756 Add argument VERSIONING.
2757 (copy_arguments_for_versioning, copy_static_chain,
2758 function_versionable_p, tree_versionable_function_p,
2759 tree_function_versioning, replace_ref_tree): New functions.
2760 * tree-inline.h: Include varray.h.
2761 (tree_versionable_function_p, tree_function_versioning,
2762 tree copy_decl_for_dup): New declarations.
2764 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2766 * ipa-cp.c: New file. Contains IPCP specific functionality.
2767 * ipa-prop.h: New file. Contains structures/definitions that can be
2768 used by several interprocedural data flow optimizations (and also IPCP).
2769 * ipa-prop.c: New file.
2770 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2771 * common.opt: Add ipa-cp flag.
2772 * timevar.def: Add IPCP optimization.
2773 * tree-optimize.c (init_tree_optimization_passes): Schedule
2775 * tree-pass.h (pass_ipa_cp): Declare.
2777 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
2779 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2780 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2781 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2782 config/i386/i386.c, config/mips/mips.h,
2783 config/rs6000/rs6000.h, config/sh/sh.c,
2784 config/stormy16/stormy16.c: Fix comment typos.
2786 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
2789 * c-typeck.c (build_binary_op): Use common_type wrapper on
2791 (common_type): Update comment.
2793 2005-07-31 Steven Bosscher <stevenb@suse.de>
2796 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2797 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2798 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2800 2005-07-31 Jan Hubicka <jh@suse.cz>
2802 * pretty-print.h (pp_widest_integer): New macro.
2803 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
2806 2005-07-31 Jan Hubicka <jh@suse.cz>
2808 * output.h (enum section_category): Export from varasm.c
2809 (categorize_decl_for_section): Likewise.
2810 * varasm.c (enum section_category): Kill.
2811 (categorize_decl_for_section): Make global.
2812 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
2814 * i386.c (ix86_section_threshold): New static variable.
2815 (ix86_in_large_data_p, ix86_encode_section_info,
2816 x86_64_elf_unique_section,
2817 x86_64_elf_select_section): New functions.
2818 (TARGET_ENCODE_SECTION_INFO): Define
2819 (override_options): Enable medium model for PIC.
2820 (ix86_expand_prologue): Expand gen_set_got_rex64.
2821 (legitimate_constant_p): Handle new UNSPECs.
2822 (legitimate_pic_address_disp_p): Likewise.
2823 (legitimize_pic_address): Lower MEDIUM model addressing.
2824 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
2825 (enum cmodel): Add MEDIUM_PIC.
2826 (SYMBOL_REF_FAR_ADDR_P): New macro.
2827 (SYMBOL_FLAG_FAR_ADDR): New flag.
2828 * i386.md (movdi): Support medium model.
2829 (set_got_rex64): New pattern.
2830 * i386.opt (mlarge-data-threshold): New flag.
2831 * predicates.md (zext_operand/sext_operand): Deal with medium model.
2832 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
2833 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
2834 TARGET_ASM_UNIQUE_SECTION): New.
2836 * invoke.texi (-mlarge_data_threshold): Document
2838 2005-07-31 Jan Hubicka <jh@suse.cz>
2840 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2841 (coalesce_vars): Likewise.
2842 * tree-ssa-live.c (coalesce_cost): New.
2843 (build_tree_conflict_graph): Use coalesce_cost.
2844 * tree-ssa-live.h (coalesce_cost): Declare.
2846 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
2848 * arm.md (all peepholes for post-increment operations): Delete.
2849 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2850 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2851 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2852 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2853 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2855 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
2857 * fold-const.c (tree_expr_nonnegative_p): Always return true for
2860 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
2863 * doc/invoke.texi: Document -rdynamic.
2865 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
2868 * c-parser.c (c_parser_parms_list_declarator): Call
2869 mark_forward_parm_decls.
2870 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2871 decls with visibility structure.
2873 2005-07-30 Paul Brook <paul@codesourcery.com>
2875 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2877 2005-07-30 Paul Brook <paul@codesourcery.com>
2879 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2881 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2883 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2885 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2888 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2889 nested function declarators.
2890 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2891 (grokparms): Call warn_if_shadowing for parameters used within the
2893 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2894 not used within the parameter list.
2895 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2897 2005-07-30 Jan Hubicka <jh@suse.cz>
2899 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2900 * i386.c (ix86_fixup_binary_operands): Likewise.
2901 (ix86_expand_unary_operator): Likewise.
2902 (ix86_expand_fp_absneg_operator): Likewise.
2903 * optabs.c (expand_vec_cond_expr): Validate dest.
2905 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2908 * real.c (real_from_string): Also set last bit if there is a
2909 nonzero hex digit beyond GCC's internal precision after ".".
2911 2005-07-29 David Edelsohn <edelsohn@gnu.org>
2913 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2914 define_constants. Change duplicate values to unassigned numbers.
2915 Change UNSPEC_SUBS to UNSPEC_VSUBS.
2916 (*altivec_vspltsf): New.
2917 (altivec_vperm_v4sf): Delete.
2918 (altivec_vperm_<mode>): Use mode macro V.
2919 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
2920 (altivec_predicate_v4sf): Delete.
2921 (altivec_predicate_<mode>): Use mode macro V.
2922 (*altivec_lvesfx): New.
2923 (*altivec_stvesfx): New.
2924 (vec_realign_load_v4sf): Delete.
2925 (vec_realign_load_<mode>): Use mode macro V.
2926 * config/rs6000/rs6000.c (generate_set_vrsave): Use
2929 2005-07-29 Mark Mitchell <mark@codesourcery.com>
2932 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
2934 * configure: Regenerated.
2936 2005-07-29 Paul Brook <paul@codesourcery.com>
2938 * doc/install.texi: Add link to GFortran binaries wiki page.
2940 2005-07-29 David Ung <davidu@mips.com>
2942 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
2943 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
2944 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
2945 * config/mips/mips.md (cpu): Add 5kf name.
2946 (includes): Includes 5k.md.
2947 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
2948 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
2951 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2954 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
2955 (cleanup_tree_cfg): ... here.
2956 Call cleanup_tree_cfg_1 until there are no more cleanups to
2959 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
2961 * tree-vrp.c (compare_range_with_value): Return true or false
2962 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
2963 EQ_EXPR respectively.
2965 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
2967 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
2970 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2972 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
2973 (tree_ssa_dominator_optimize): Increment it.
2974 (dump_dominator_optimization_stats): Print it.
2976 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
2977 Steven Bosscher <stevenb@suse.de>
2979 PR rtl-optimization/23117
2980 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
2981 when head == tail. Tidy comment.
2983 2005-07-28 Richard Henderson <rth@redhat.com>
2985 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
2986 * cselib.c (rtx_equal_for_cselib_p): Likewise.
2987 * jump.c (rtx_renumbered_equal_p): Likewise.
2988 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
2989 CONST_INT and CONST_DOUBLE.
2990 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
2991 * reload.c (operands_match_p): Special case CONST_INT and
2992 CONST_DOUBLE; check mode earlier.
2994 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2997 * c-typeck.c (convert_for_assignment): Do not check
2998 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3000 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3003 * c-typeck.c (composite_type): Prefer constant size arrays to
3006 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3009 * real.c (real_from_string): Set last bit if there is a nonzero
3010 hex digit beyond GCC's internal precision.
3012 2005-07-28 Richard Henderson <rth@redhat.com>
3015 * cfgcleanup.c (try_forward_edges): Watch out for end of
3018 2005-07-28 James E Wilson <wilson@specifixinc.com>
3021 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3023 2005-07-28 Jan Hubicka <jh@suse.cz>
3025 * Makefile.in (rtl-profile.o): Kill all traces of it.
3026 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3027 * coverage.h (rtl_coverage_counter_ref): Kill.
3028 * opts.c (flag_speculative_prefetching_set): Kill.
3029 (flag_loop_optimize_set): New.
3030 (common_handle_option): Disable loop optimizer when profiling;
3031 do not handle speculative prefetching.
3032 * passes.c (init_optimization_passes): Replace pass_profiling combo
3033 by branch_prob pass.
3034 * profile.c (compute_value_histograms): Update for simplified value
3036 (rtl_register_profile_hooks): Kill.
3037 (pass_profiling): Kill.
3038 (rest_of_handle_branch_prob): Do not profile.
3039 * toplev.c (process_options): Remove speculative prefetching.
3040 * toplev.h (flag_tree_based_profiling): Kill.
3041 * tree-profile.c (prepare_instrumented_value,
3042 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3043 tree_gen_one_value_profiler, do_tree_profiling): Update for
3044 simplified datastructures.
3045 * value-prof.c: Add comment that speculative prefetching was dropped;
3046 update rest of file for simplified datastructures.
3047 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3048 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3049 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3050 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3051 rtl_mod_subtract, gen_speculative_prefetch,
3052 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3053 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3054 (gate_handle_value_profile_transformations,
3055 rest_of_handle_value_profile_transformations,
3056 pass_value_profile_transformations): Kill.
3057 * value-prof.h (histogram_value_t): Remove IL based unions.
3058 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3059 rtl_profile_hooks): Remove hooks.
3061 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3063 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3064 (cgraph_clone_node): Likewise.
3065 * cgraph.h (cgraph_clone_edge): Update prototype.
3066 (cgraph_clone_node): Likewise.
3067 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3069 (lookup_recursive_calls): Consider profile.
3070 (cgraph_decide_recursive_inlining): Fix updating; use new
3071 probability argument; use profile.
3072 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3073 * tree-inline.c (copy_bb): Update clal of clone_edge.
3074 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3076 * invoke.texi (min-inline-recursive-probability): Document.
3078 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3080 * doc/install.texi (Configuration): Update Valgrind homepage.
3082 2005-07-28 Richard Henderson <rth@redhat.com>
3085 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3086 labels we want to delete.
3087 (cfg_layout_merge_blocks): Likewise.
3089 2005-07-28 Richard Henderson <rth@redhat.com>
3092 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3093 when expanding to nothing.
3095 2005-07-28 Josh Conner <jconner@apple.com>
3097 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3098 (cgraph_decide_inlining_of_small_functions): Likewise.
3100 2005-07-28 Josh Conner <jconner@apple.com>
3102 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3103 direction of badness if negative.
3104 (cgraph_default_inline_p): Add reason to parameters, and assign it
3106 (cgraph_decide_inlining_of_small_functions): New parameter in call
3107 to cgraph_default_inline_p.
3108 (cgraph_decide_inlining_incrementally): Likewise.
3109 * cgraphunit.c (decide_is_function_needed): Likewise.
3110 * cgraph.h (cgraph_default_inline_p): Likewise.
3112 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3114 * builtins.c: Fix comment typo(s).
3115 * genautomata.c: Likewise.
3116 * gimplify.c: Likewise.
3117 * tree-dfa.c: Likewise.
3118 * tree-flow-inline.h: Likewise.
3119 * tree-into-ssa.c: Likewise.
3120 * tree-ssa-alias.c: Likewise.
3121 * tree-ssa-ccp.c: Likewise.
3122 * tree-ssa-copy.c: Likewise.
3123 * tree-ssa-dce.c: Likewise.
3124 * tree-ssa-dom.c: Likewise.
3125 * tree-ssa-operands.c: Likewise.
3126 * tree-tailcall.c: Likewise.
3127 * tree-vectorizer.c: Likewise.
3128 * tree-vrp.c: Likewise.
3131 2005-07-28 Jeff Law <law@redhat.com>
3133 * tree-vrp.c (test_for_singularity): Extracted from ...
3134 (simplify_cond_using_ranges): Attempt to simplify a relational
3135 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3137 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3139 PR tree-optimization/22506
3140 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3141 phis whose argument is constant.
3143 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3145 PR rtl-optimization/18992
3146 Back out this patch:
3147 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3148 PR optimization/12142
3149 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3150 uses of the register in the SET_SRC. Remove unnecessary argument.
3152 Replace it with this:
3153 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3154 if flag_non_call_exceptions is set and the insn may trap, pass
3155 pc_rtx as dest for recursion.
3156 In SET_SRC part of SET case, if dest is already set, pass it down
3159 2005-07-28 Jan Hubicka <jh@suse.cz>
3161 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3162 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3163 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3165 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3166 profile when available.
3168 2005-07-28 Jan Beulich <jbeulich@novell.com>
3170 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3171 (ia64_print_operand): Describe and handle 'X'.
3172 (ia64_register_move_cost): Also handle FP_REGS.
3173 (ia64_preferred_reload_class): Likewise.
3174 (ia64_secondary_reload_class): Likewise.
3175 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3176 it. Also check for ITANIUM_CLASS_FLDP.
3177 * config/ia64/ia64.h (FP_REGNO_P): New.
3178 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3179 (reg_class): Add FP_REGS.
3180 (REG_CLASS_NAMES): Adjust for it.
3181 (REG_CLASS_CONTENTS): Likewise.
3182 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3183 (REG_CLASS_FROM_LETTER): Handle 'x'.
3184 (CLASS_MAX_NREGS): Handle FP_REGS.
3185 (MEMORY_MOVE_COST): Likewise.
3186 * config/ia64/ia64.md (itanium_class): Add fldp.
3187 (type): Handle fldp.
3188 (movti_internal): More allowable operand combinations. Use ldfp8 when
3189 splitting unnecessary. Remove predicable attribute. Adjust
3190 itanium_class attribute.
3191 (smuldi3_highpart): Remove outdated comment.
3192 (mulditi3, umulditi3, rotlti3): New expanders.
3193 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3194 (absti2): Disabled new insn for future reference.
3195 Respective new splitters.
3196 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3197 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3198 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3200 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3202 PR rtl-optimization/23047
3203 * simplify-rtx.c (simplify_const_relational_operation): Respect
3204 flag_wrapv for comparisons with ABS.
3206 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3208 PR tree-optimization/22493
3209 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3210 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3212 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3214 * config/frv/frv.opt (moptimize-membar): New.
3216 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3218 * config/frv/frv.h: Remove machine_function definition.
3220 * config/frv/frv.c (struct frv_io): New.
3221 (struct machine_function): Moved from frv.h. Add has_membar_p.
3222 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3223 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3224 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3225 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3226 (frv_reorg): Call frv_optimize_membar when appropriate.
3227 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3228 (frv_expand_builtin): Adjust calls accordingly.
3229 (frv_io_address_cookie): New function.
3230 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3231 load or store rather than a special insn. Add ccnstant address and
3232 io-type operands to the membar.
3233 (frv_ifcvt_modify_tests): Unsign regno.
3234 (frv_ifcvt_modify_tests): Same.
3236 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3237 UNSPEC_OPTIONAL_MEMBAR constant.
3238 (builtin_read_<mode>): Delete.
3239 (builtin_write_<mode>): Delete.
3240 ("optional_membar_<mode>"): Add operand.
3242 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3243 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3244 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3245 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3246 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3247 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3248 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3249 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3250 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3252 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3254 * df.c (df_uses_record): Handle SCRATCH.
3256 2005-07-28 Steven Bosscher <stevenb@suse.de>
3259 * passes.c (rest_of_decl_compilation): If decl is a type and
3260 we have encountered errors, don't emit debug information.
3262 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3264 * params.def: Fixed comment.
3266 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3269 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3270 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3271 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3273 2005-07-27 Steven Bosscher <stevenb@suse.de>
3276 * varasm.c (assemble_start_function): Don't do anything that may
3277 require a CFG if the current function is a thunk.
3279 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3281 * doc/install.texi (Prerequisites): Mention that perl is needed
3282 to do export control in libstdc++ targetting Darwin.
3284 2005-07-27 Steven Bosscher <stevenb@suse.de>
3286 PR rtl-optimization/17808
3287 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3288 (sched_insns_conditions_mutex_p): Split out from...
3289 (add_dependence): ...here. But don't call it from here.
3290 (add_dependence_list): Check sched_insns_conditions_mutex_p
3291 before calling add_dependence.
3292 (add_dependence_list_and_free): Likewise.
3293 (fixup_sched_groups): Likewise.
3294 (sched_analyze_1): Likewise.
3295 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3296 (sched_analyze): Likewise.
3297 (sched_analyze_insn): Likewise.
3298 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3299 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3300 dependencies on all COND_EXEC insns to jumps ending basic blocks
3301 when doing intrablock scheduling.
3302 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3304 2005-07-27 Jeff Law <law@redhat.com>
3306 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3307 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3308 equivalency sets, correctly handle the case were vr0 has an
3309 equivalency set, but vr1 does not.
3311 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3313 PR tree-optimization/23073
3314 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3315 vect_print_dump_info before fprintf.
3317 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3319 PR tree-optimize/22348
3320 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3321 Fold the partial computation.
3323 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3325 PR tree-optimization/22325
3326 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3328 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3330 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3331 (force_var_cost): ... this function.
3332 (compute_phi_arg_on_exit): Export.
3334 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3336 PR tree-optimization/20773
3337 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3340 2005-07-27 Richard Guenther <rguenther@suse.de>
3342 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3343 Avoid pushing again if current struct contains only
3344 fields we decomposed.
3346 2005-07-27 Jan Hubicka <jh@suse.cz>
3348 PR tree-optimization/22574
3349 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3352 * tree-tailcall.c (decrease_profile): New function.
3353 (eliminate_tail_call): Use it.
3355 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3356 visibility flags correctly in whole program mode.
3358 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3360 PR rtl-optimization/22472
3361 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3363 2005-07-26 Steven Bosscher <stevenb@suse.de>
3365 PR tree-optimization/22504
3366 * tree-complex.c (expand_complex_addition): Use 'code' instead
3367 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3369 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3371 * config.gcc (cpu_type): Add frv case.
3372 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3373 (supported_defaults): Add fr550 case.
3375 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3378 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3379 whether a pointer of type T * may point to objects of type T *.
3381 2005-07-26 DJ Delorie <dj@redhat.com>
3383 * configure: Regenerate.
3385 2005-07-26 Dale Johannesen <dalej@apple.com>
3387 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3389 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3391 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3392 Clarify use of "build" in name.
3394 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3396 * doc/extend.texi (Raw read/write Functions): New section.
3397 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3398 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3399 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3400 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3401 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3402 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3403 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3404 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3405 * config/frv/frv.c: Add bdesc_loads global.
3406 Add bdesc_stores global.
3407 (frv_init_builtins): Add support for __builtin_{read/write}*.
3408 (frv_volatile_memref): New.
3409 (frv_expand_load_builtin): New.
3410 (frv_expand_store_builtin): New.
3411 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3412 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3413 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3414 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3415 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3416 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3417 (builtin_read_<mode>): New.
3418 (builtin_write_<mode>): New.
3419 (builtin_write64): New.
3420 (optional_membar_<mode>): New.
3422 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3424 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3425 (rather than units) against HOST_BITS_PER_WIDE_INT.
3427 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3429 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3430 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3431 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3432 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3435 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3436 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3437 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3439 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3441 2005-07-26 Richard Guenther <rguenther@suse.de>
3443 PR tree-optimization/22486
3444 * fold-const.c (fold_unary): Fold away useless component
3445 references of the form (T *)&T.x, if the address
3448 2005-07-25 James E Wilson <wilson@specifixinc.com>
3450 * dwarf2out.c (add_call_src_coords_attributes): New.
3451 (gen_inlined_subroutine_die): Call it.
3452 (maybe_emit_file, init_file_table): Add comments.
3453 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3455 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3456 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3457 * tree.h (BLOCK_SOURCE_LOCATION): New.
3458 (struct tree_block): New field locus.
3460 2005-07-26 Andreas Schwab <schwab@suse.de>
3462 PR rtl-optimization/23043
3463 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3464 when allocating a struct unoccr.
3466 2005-07-25 Richard Henderson <rth@redhat.com>
3469 * tree-complex.c (gate_no_optimization): True if errors.
3470 * Makefile.in (tree-complex.o): Update dependencies.
3472 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3474 * config/frv/predicates.md (integer_register_operand): Use
3477 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3480 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3482 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3484 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3486 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3487 types when flag_unsafe_math_optimizations is true.
3489 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3491 * gcc.c (option_map): Add --sysroot.
3492 (process_command): Handle --sysroot.
3493 (display_help): Document it.
3494 * doc/cppopts.tex (-isysroot): Document.
3495 * doc/invoke.texi (--sysroot): Document.
3496 * doc/install.texi (--with-build-sysroot): Document.
3498 * Makefile.in (inhibit_libc): New variable.
3499 (INHIBIT_LIBC_CFLAGS): Likewise.
3500 (LIBGCC2_CFLAGS): Include
3501 $(INHIBIT_LIBC_CFLAGS).
3502 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3503 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3504 ($(T)crtend.o): Likewise.
3505 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3506 ($(T)crtendS.o): Likewise.
3507 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3508 ($(T)crtendT.o): Likewise.
3509 (stmp-fixinc): Do not complain about missing headers if
3511 * configure.ac (inhibit_libc): Set it to true/false.
3512 (--with-build-sysroot): New option. Use it to set
3514 * configure: Regenerated.
3516 2005-07-25 Manfred Hollstein <mh@suse.com>
3518 * calls.c (store_one_arg): Fix unsigned comparison warning.
3520 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3523 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3524 (ggc_print_statistics): Initialize variable before use.
3526 2005-07-25 Richard Guenther <rguenther@suse.de>
3528 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3529 calling with a PHI_NODE argument.
3531 * tree-flow-inline.h (overlap_subvar): Protect against
3534 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3536 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3537 * configure: Regenerate.
3539 2005-07-25 Ira Rosen <irar@il.ibm.com>
3541 * expr.c (highest_pow2_factor): Make extern.
3542 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3543 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3544 record_array_differ_p, array_ptr_differ_p): Likewise.
3545 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3546 additional cases. Call the above functions.
3547 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3548 base_object_differ_p when there are two base objects. Otherwise, compare
3549 base address and offset. Call may_alias_p.
3550 (dump_data_reference): Use a correct field name.
3551 (analyze_array): Make static. Initialize new data-ref fields.
3552 (analyze_indirect_ref): New function.
3553 (init_data_ref): Initialize new data-ref fields.
3554 (strip_conversion): Moved from tree-vect-analyze.c.
3555 (analyze_offset_expr, get_ptr_offset, address_analysis,
3556 object_analysis): Likewise.
3557 (analyze_offset): New function.
3558 (create_data_ref): Likewise.
3559 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3560 dimensions for ARRAY_REFs only.
3561 (build_classic_dist_vector): Make static.
3562 (access_functions_are_affine_or_constant_p): Call macro to get the
3563 address of access functions.
3564 (compute_all_dependences): Add new parameter
3565 compute_self_and_read_read_dependences. Compute self and read-read
3566 dependences if it is true.
3567 (find_data_references_in_loop): Call create_data_ref. Initialize new
3569 (compute_data_dependences_for_loop): Add new parameter
3570 compute_self_and_read_read_dependences. Remove parameter nb_loops,
3571 compute nb_loops. Call compute_all_dependences,
3572 build_classic_dist_vector and build_classic_dir_vector with correct
3574 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3575 with correct parameters. Compare dimensions for ARRAY_REFs only.
3576 (free_data_refs): Call macro to free access functions.
3577 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3578 fields from stmt_vinfo.
3579 (struct base_object_info): New structure.
3580 (struct data_reference): Move fields to base_object_info. Add fields
3581 first_location and object_info for above structures. Move fields from
3582 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3583 aligned_to. Add macros to access the new fields.
3584 Update functions declarations.
3585 * tree-flow.h (is_aliased_with): Declare.
3586 * tree-loop-linear.c (linear_transform_loops): Call
3587 compute_data_dependences_for_loop with correct parameters.
3588 * tree-ssa-alias.c (is_aliased_with): New function.
3589 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3590 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3591 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3592 vect_base_addr_differ_p, compute_subscript_distance and
3593 build_classic_dist_vector. Add printings. Check absolute value of
3595 (vect_analyze_data_ref_dependences): Go through ddrs instead of
3597 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3598 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3599 to bytes. Add printing.
3600 (vect_compute_data_refs_alignment): Go through loads and stores in one
3602 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3603 vect_analyze_data_ref_access): Likewise.
3604 (vect_analyze_pointer_ref_access): Remove.
3605 (vect_address_analysis, vect_object_analysis): Likewise.
3606 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3607 and analyze data-refs in the loop.
3608 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3609 fields of data-ref instead of stmt. Add init to the offset from the
3611 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3612 (vect_update_init_of_dr): Likewise.
3613 (vect_update_inits_of_drs): Go through loads and stores in one loop.
3614 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3616 (new_loop_vec_info): Initialize new fields.
3617 (destroy_loop_vec_info): Free new fields.
3618 (vect_strip_conversion): Remove.
3619 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3620 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3621 datarefs. Add new field ddrs.
3622 Add macros for the new fields access.
3623 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3624 base_aligned_p, misalignment, memtag, ptr_info and subvars.
3625 Remove their macros.
3626 * tree.h (highest_pow2_factor): Declare.
3628 2005-07-25 Jakub Jelinek <jakub@redhat.com>
3630 * calls.c (store_one_arg): Check for sibling call MEM arguments
3631 from already clobbered incoming argument area.
3633 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3635 * c-common.c (check_missing_format_attribute): New.
3636 * c-common.h (check_missing_format_attribute): Likewise.
3637 * c-typeck.c (convert_for_assignment): Use it.
3639 2005-07-24 Andreas Schwab <schwab@suse.de>
3641 * config/m68k/m68k.md ("extendqidi2"): When source is an address
3642 register use a word move. Correct operand of ext.w in 68000 code.
3644 2005-07-23 Mark Mitchell <mark@codesourcery.com>
3646 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3647 variables as declarations, rather than definitions.
3649 2005-07-24 Ira Rosen <irar@il.ibm.com>
3651 PR tree-optimization/22526
3652 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3655 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3657 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3658 that C99 reserve for future use. Use it to define clog10,
3659 clog10f and clog10l.
3661 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3663 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3664 * configure.ac: Check for -Wmissing-format-attribute.
3666 * configure: Regenerate.
3668 2005-07-23 Richard Henderson <rth@redhat.com>
3670 PR tree-optimization/22623
3671 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3673 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
3676 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3678 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3680 * Makefile.in (C_TREE_H): Update dependencies.
3681 * c-tree.h: Include toplev.h.
3682 * diagnostic.h (diagnostic_set_info): Add format attribute.
3683 * rtl-error.c (diagnostic_for_asm): Likewise.
3685 2005-07-23 Chao-ying Fu <fu@mips.com>
3687 * config/mips/mips-dsp.md: New file.
3688 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3689 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3691 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3692 MIPS_BUILTIN_BPOSGE32.
3693 (mips_expand_builtin_direct): Add one parameter to indicate that
3694 builtin functions need to return a value.
3695 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3697 (mips_regno_to_class): Add classes for 12 new DSP registers.
3698 (mips_subword): Change to check four HI registers.
3699 (mips_output_move): Output move to and from 6 new DSP accumulators.
3700 (override_options): Make sure -mdsp and -mips16 are not used together.
3701 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
3703 (mips_conditional_register_usage): Disable 6 new DSP accumulators
3705 (print_operand): Add 'q' for printing DSP accumulators.
3706 (mips_cannot_change_mode_class): Check ACC_REGS.
3707 (mips_secondary_reload_class): Check ACC_REGS.
3708 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3709 (mips_register_move_cost): Check ACC_REGS.
3710 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3711 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3712 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3713 (dsp_bdesc): New array.
3714 (bdesc_arrays): Add DSP builtin function table.
3715 (mips_prepare_builtin_arg): Check predicate again after
3717 (mips_expand_builtin): Add one more parameter to
3718 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3719 MIPS_BUILTIN_BPOSGE32.
3720 (mips_init_builtins): Initialize new function types.
3721 (mips_expand_builtin_direct): Check if builtin functions need to
3722 return a value and pass operands properly.
3723 (mips_expand_builtin_bposge): New function.
3724 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3725 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3726 (FIRST_PSEUDO_REGISTER): Increase to 188.
3727 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3728 Update for 12 new DSP registers.
3729 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3730 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3731 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3732 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3733 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3734 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3735 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3736 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3737 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3738 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3739 (REGISTER_NAMES): Add names for 12 new DSP registers.
3740 * config/mips/mips.md: Include mips-dsp.md.
3741 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3742 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3743 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3744 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3745 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3746 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3747 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3748 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3749 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3750 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3751 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3752 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3753 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3754 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3755 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3756 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3757 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3758 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3759 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3760 (UNSPEC_RDDSP): New constants.
3761 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3762 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
3764 * config/mips/mips.opt (-mdsp): New option.
3765 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3766 (reg_imm10_operand): New predicates.
3767 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3768 * doc/invoke.texi (-mdsp): Document new option.
3770 2005-07-22 DJ Delorie <dj@redhat.com>
3772 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3774 * tree-inline.c (inlinable_function_p): Likewise.
3776 2005-07-22 Mark Mitchell <mark@codesourcery.com>
3779 * toplev.c (check_global_declarations): Do not mark undefined
3780 variables as DECL_IGNORED_P.
3781 * varasm.c (first_global_object_name): GTY it.
3782 (weak_global_object_name): Likewise.
3783 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3784 a string to go into {weak,first}_global_object_name.
3786 2005-07-22 DJ Delorie <dj@redhat.com>
3788 * c-format.c (check_function_format): Change warning control
3789 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3791 2005-07-22 Diego Novillo <dnovillo@redhat.com>
3793 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3794 &PTR->FLD a dereference of PTR.
3795 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3796 a potential dereference of PTR.
3798 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3800 PR rtl-optimization/20370
3801 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3802 call allocate_reg_info if necessary.
3804 PR rtl-optimization/21848
3805 * calls.c (emit_library_call_value_1): For const functions, add
3806 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
3808 PR rtl-optimization/22445
3809 * cselib.c (target.h): Include.
3810 (rtx_equal_for_cselib_p): Allow commutative matches.
3811 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
3812 Remove MODE parameter. Changed all callers.
3814 PR rtl-optimization/22258
3815 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
3817 (try_combine): Use likely_spilled_retval_p.
3819 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
3821 * config.gcc: Add crx-elf support.
3823 * doc/contrib.texi: Mention crx.
3824 * doc/extend.texi: Document crx extensions.
3825 * doc/install.texi: Document crx install.
3826 * doc/invoke.texi: Document crx options.
3827 * doc/md.texi: Document crx constraints.
3829 * config/crx/crx-protos.h: New file.
3830 * config/crx/crx.c: New file.
3831 * config/crx/crx.h: New file.
3832 * config/crx/crx.md: New file.
3833 * config/crx/crx.opt: New file.
3834 * config/crx/t-crx: New file.
3836 2005-07-22 Manfred Hollstein <mh@suse.com>
3838 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3840 (int_add_graph_edge): Likewise.
3841 (collapse_nodes): Likewise.
3842 (process_unification_queue): Likewise.
3844 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3845 Laurent GUERBY <laurent@guerby.net>
3847 PR tree-optimization/22336
3848 * function.c (record_block_change): Check for
3849 cfun->ib_boundaries_block.
3851 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
3853 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3854 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3856 2005-07-21 DJ Delorie <dj@redhat.com>
3858 * toplev.c (warn_deprecated_use): Add warning control to warning
3860 * c-typeck.c (parser_build_binary_op): Likewise.
3861 (c_finish_if_stmt): Likewise.
3862 * c-common.c (check_function_sentinel): Likewise.
3863 (check_nonnull_arg): Likewise.
3865 2005-07-21 Richard Henderson <rth@redhat.com>
3868 * tree-complex.c (complex_ssa_name_components): New.
3869 (cvc_lookup): Allow entry not found.
3870 (create_components): Remove.
3871 (create_one_component_var, get_component_var): New.
3872 (get_component_ssa_name, set_component_ssa_name): New.
3873 (extract_component): Use get_component_ssa_name.
3874 (update_complex_components): Use set_component_ssa_name.
3875 (update_complex_components_on_edge): Likewise.
3876 (update_phi_components): Create new PHI nodes directly, instead
3877 of adding insns to edges.
3878 (tree_lower_complex): Allocate and free complex_variable_components
3879 and complex_ssa_name_components here.
3881 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
3883 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3884 revert to returning false.
3886 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3889 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3891 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3894 * config/i386/i386.md (cmpxf): Change operand constraints
3895 to "nonmemory_operand".
3897 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3899 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3901 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3904 * fold-const.c (fold_build1): Add checksum for the operands.
3905 (fold_build2): Likewise.
3906 (fold_build3): Likewise.
3908 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3911 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3913 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3915 * common.opt (-fforward-propagate): Committed by mistake,
3918 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3920 * reg-stack.c: Fix comment typo(s).
3921 * tree-ssa-operands.c: Likewise.
3922 * tree-vectorizer: Likewise.
3924 2005-07-21 Nick Clifton <nickc@redhat.com>
3926 * config/sh/symbian.c: Replace C++ style line comments with C
3927 style line comments.
3928 (symbian_add_attribute): Do not use a ? operator on the LHS of
3930 (sh_symbian_handle_dll_attribute): Change the type of the
3931 method vector to "VEC(tree,gc)*" and use vector accessor
3932 macros to walk over the elements.
3933 (symbian_export_vtable_and_rtti_p): Likewise.
3934 (symbian_class_needs_attribute_p): Likewise.
3936 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3939 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
3940 initialize targetm.resolve_overloaded_builtin here.
3941 (altivec_expand_overloaded_builtin): Make it non-static.
3942 * config/rs6000/rs6000-protos.h
3943 (altivec_expand_overloaded_builtin): New prototype.
3944 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
3945 targetm.resolve_overloaded_builtin here.
3946 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
3948 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3949 Zdenek Dvorak <dvorakz@suse.cz>
3951 PR tree-optimization/19210
3952 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
3954 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
3955 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
3956 rely on unproven assumptions.
3957 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
3958 * tree-flow.h (number_of_iterations_exit): Add final parameter.
3959 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
3960 to number_of_iterations_exit.
3961 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
3962 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
3963 * tree-ssa-loop-niter.c (find_loop_niter,
3964 estimate_numbers_of_iterations_loop): Likewise.
3965 (number_of_iterations_exit): Honor the new options.
3966 * doc/invoke.texi (Wunsafe-loop-optimizations,
3967 funsafe-loop-optimizations): Document them.
3969 2005-07-21 Richard Sandiford <richard@codesourcery.com>
3971 PR rtl-optimization/22167
3972 * gcse.c (hoist_code): Fix hoist_exprs[] check.
3974 2005-07-20 Adam Nemet <anemet@lnxw.com>
3976 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
3977 __do_global_dtors_aux longcall.
3979 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
3981 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
3982 (old_special_pred_table): Don't reference
3983 SPECIAL_MODE_PREDICATES.
3984 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
3985 * config/arc/arc.h: Don't mention PREDICATE_CODES.
3986 * config/sh/predicates.h: Don't mention
3987 SPECIAL_MODE_PREDICATES.
3988 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3991 2005-07-20 DJ Delorie <dj@redhat.com>
3993 * config.gcc: Add m32c-elf support.
3995 * doc/contrib.texi: Mention m32c.
3996 * doc/extend.texi: Document m32c extensions.
3997 * doc/install.texi: Mention m32c.
3998 * doc/invoke.texi: Document m32c options.
3999 * doc/md.texi: Document m32c constraints.
4001 * config/m32c/addsub.md: New file.
4002 * config/m32c/bitops.md: New file.
4003 * config/m32c/cond.md: New file.
4004 * config/m32c/jump.md: New file.
4005 * config/m32c/m32c-lib1.S: New file.
4006 * config/m32c/m32c-lib2.c: New file.
4007 * config/m32c/m32c-modes.def: New file.
4008 * config/m32c/m32c-pragma.c: New file.
4009 * config/m32c/m32c-protos.h: New file.
4010 * config/m32c/m32c.abi: New file.
4011 * config/m32c/m32c.c: New file.
4012 * config/m32c/m32c.h: New file.
4013 * config/m32c/m32c.md: New file.
4014 * config/m32c/m32c.opt: New file.
4015 * config/m32c/minmax.md: New file.
4016 * config/m32c/mov.md: New file.
4017 * config/m32c/muldiv.md: New file.
4018 * config/m32c/predicates.md: New file.
4019 * config/m32c/prologue.md: New file.
4020 * config/m32c/shift.md: New file.
4021 * config/m32c/t-m32c: New file.
4023 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4025 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4026 (stack_protect_set, stack_protect_test): New expanders.
4027 (stack_protect_set_si, stack_protect_set_si_media,
4028 stack_protect_set_di_media, stack_protect_test_si,
4029 stack_protect_test_si_media, stack_protect_test_di_media):
4032 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4034 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4036 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4038 * tree.h (tree_expr_nonzero_p): Export.
4039 * fold-const.c (tree_expr_nonzero_p): Likewise.
4040 Return true for CALL_EXPRs that are alloca calls.
4041 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4043 * tree-flow.h (expr_computes_nonzero): Remove.
4044 * tree-vrp.c (expr_computes_nonzero): Remove.
4045 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4046 (extract_range_from_unary_expr): Likewise.
4047 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4048 tree_expr_nonzero_p.
4050 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4052 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4053 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4054 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4055 All callers changed.
4056 (frame_related_constant_load): New arg "related" which controls
4057 setting of RTX_FRAME_RELATED_P. All callers changed.
4058 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4059 (bfin_expand_prologue): Add stack limit checking.
4060 * config/bfin/bfin.md (trapifcc): New pattern.
4062 * config/bfin/bfin.c: Include "langhooks.h".
4063 (def_builtin): Go through lang_hooks to call builtin_function.
4065 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4066 * config/bfin/predicates.md (symbol_ref_operand): New.
4067 (call_insn_operand): Delete. All callers changed to use
4068 register_no_elim_operand.
4069 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4071 (function_arg): Use it to generate the call's operand 2.
4072 (bfin_longcall_p): New function.
4073 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4074 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4075 determine if the address needs to be in a REG.
4076 (bfin_handle_longcall_attribute): New function.
4077 (bfin_attribute_table): Add "longcall" and "shortcall".
4078 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4079 (CUMULATIVE_ARGS): New member call_cookie.
4080 (PREDICATE_CODES): Add symbol_ref_operand.
4081 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4082 extra USE to the pattern.
4083 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4084 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4085 sibcall_value_insn; now the new patterns handle direct calls and the
4086 old ones indirect calls.
4087 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4089 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4091 * doc/trouble.texi: Update section on handling of empty loops.
4093 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4095 * config.gcc: Remove support for sparc-*-openbsd*,
4096 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4098 * config.host: Remove support for i860-*-sysv4* as a host.
4099 * config/i860/*, config/ip2k/*, config/ns32k/*,
4100 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4101 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4102 mention obsolete ports.
4104 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4106 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4108 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4109 of frame_pointer_rtx.
4110 (sh_expand_epilogue): Likewise.
4111 (sh_set_return_address): Likewise.
4112 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4113 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4114 offsets from FRAME_POINTER_REGNUM.
4115 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4116 (sh_register_names): Add initializer for sfp.
4117 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4118 (VALID_REGISTER_P): Likewise.
4119 (FIRST_PSEUDO_REGISTER): Update.
4120 (DWARF_FRAME_REGISTERS): Define.
4121 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4122 (HARD_FRAME_POINTER_REGNUM): Define.
4123 (FRAME_POINTER_REGNUM): Redefine.
4124 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4125 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4126 from FRAME_POINTER_REGNUM.
4127 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4128 FRAME_POINTER_REGNUM.
4129 (REG_CLASS_CONTENTS): Add sfp.
4130 (REG_ALLOC_ORDER): Likewise.
4131 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4132 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4133 of frame_pointer_rtx.
4134 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4136 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4138 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4139 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4140 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4142 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4145 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4147 Make CONSTRUCTOR use VEC to store initializers.
4148 * c-common.c (complete_array_type): Update to cope with VEC in
4150 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4151 (pp_c_constructor_elts): New function.
4152 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4153 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4154 struct constructor_stack, struct initializer_stack,
4155 constructor_elements, push_init_level, pop_init_level,
4156 add_pending_init, find_init_member, output_init_element): Update to
4157 cope with VEC in CONSTRUCTOR_ELTS.
4158 * coverage.c (build_fn_info_value, build_ctr_info_value,
4159 build_gcov_info): Likewise.
4160 * expr.c (categorize_ctor_elements_1, store_constructor,
4161 expand_expr_real_1): Likewise.
4162 * fold-const.c (fold_ternary): Likewise.
4163 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4164 gimplify_init_constructor, gimplify_expr): Likewise.
4165 * tree-dump.c (dequeue_and_dump): Likewise.
4166 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4168 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4170 * tree-sra.c (generate_element_init_1): Likewise.
4171 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4172 * tree-ssa-operands.c (get_expr_operands): Likewise.
4173 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4174 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4175 (get_initial_def_for_reduction): Likewise.
4176 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4177 value handle in annotations.
4178 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4179 tree_node_structure): Add support for constr_kind.
4180 (build_vector_from_ctor, build_constructor_single,
4181 build_constructor_from_list): New functions.
4182 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4183 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4184 Update to cope with VEC in CONSTRUCTOR_ELTS.
4185 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4186 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4187 CONSTRUCTOR_APPEND_ELT): New macros.
4188 (struct constructor_elt, struct tree_constructor): New data types.
4189 (union tree_node): Add tree_constructor field.
4190 * treestruct.def: Define TS_CONSTRUCTOR.
4191 * varasm.c (const_hash_1, compare_constant, copy_constant,
4192 compute_reloc_for_constant, output_addressed_constants,
4193 initializer_constant_valid_p, output_constant,
4194 array_size_for_constructor, output_constructor): Update to cope with
4195 VEC in CONSTRUCTOR_ELTS.
4196 * vec.h (VEC_empty, VEC_copy): New macros.
4198 2005-07-19 Devang Patel <dpatel@apple.com>
4200 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4202 2005-07-19 Richard Henderson <rth@redhat.com>
4205 * gimplify.c (gimplify_expr): Use main variant type for the temp
4206 destination for a discarded volatile read.
4207 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4208 casts between non-void types that change volatility.
4210 2005-07-15 DJ Delorie <dj@redhat.com>
4212 * toplev.h: Add comment about the first parameter for warning().
4213 * errors.h: Likewise.
4215 * c.opt (Wpragmas): New.
4216 * doc/invoke.texi: Document it.
4218 * function.c (do_warn_unused_parameter): Add warning control to
4220 * c-decl.c (warn_if_shadowing): Likewise.
4221 * c-lex.c (cb_def_pragma): Likewise.
4222 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4223 (pop_alignment): Likewise.
4224 (handle_pragma_pack): Likewise.
4225 (apply_pragma_weak): Likewise.
4226 (handle_pragma_weak): Likewise.
4227 (handle_pragma_redefine_extname): Likewise.
4228 (add_to_renaming_pragma_list): Likewise.
4229 (handle_pragma_extern_prefix): Likewise.
4230 (maybe_apply_renaming_pragma): Likewise.
4231 (handle_pragma_visibility): Likewise.
4233 * config/c4x/c4x-c.c (BAD): Likewise.
4234 (c4x_parse_pragma): Likewise.
4235 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4236 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4237 (rs6000_pragma_longcall): Likewise.
4238 * config/v850/v850-c.c (pop_data_area): Likewise.
4239 (ghs_pragma_section): Likewise.
4240 (ghs_pragma_section): Likewise.
4241 (ghs_pragma_interrupt): Likewise.
4242 (ghs_pragma_starttda): Likewise.
4243 (ghs_pragma_startsda): Likewise.
4244 (ghs_pragma_startzda): Likewise.
4245 (ghs_pragma_endtda): Likewise.
4246 (ghs_pragma_endsda): Likewise.
4247 (ghs_pragma_endzda): Likewise.
4249 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4250 Kenneth Zadeck <zadeck@naturalbridge.com>
4252 * Makefile.in: Removed tree-promote-statics.c
4253 * tree-promote-statics.c: Removed.
4254 * common.opt: Removed flag-promote-statics.
4256 * passes.c: Removed tree-promote-statics pass.
4257 * tree-pass.h: Ditto.
4258 * timevar.def: Removed TV_PROMOTE_STATICS.
4261 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4263 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4265 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4267 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4270 * c-common.c (check_function_arguments): Call
4271 'check_function_format' if either -Wformat or
4272 -Wmissing-format-attribute are specified.
4273 * c-format.c (check_function_format): Check -Wformat before
4274 calling 'check_format_info'.
4275 * c-opts.c (c_common_post_options): Don't warn for
4276 -Wmissing-format-attribute without -Wformat.
4277 * c-typeck.c (convert_for_assignment): Detect additional cases for
4278 -Wmissing-format-attribute.
4279 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4282 2005-07-19 Richard Guenther <rguenther@suse.de>
4284 * config/i386/i386.md (lrint<mode>2): Use temporary
4285 instead of clobbering non-existent memory.
4287 2005-07-19 Nick Clifton <nickc@redhat.com>
4289 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4290 statement to avoid displaying ASCII control characters.
4292 2005-07-19 Ben Elliston <bje@au.ibm.com>
4294 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4295 * cfganal.c (find_edge_index): Ditto.
4296 * combine.c (combine_instructions): Ditto.
4297 * ddg.c (create_scc): Ditto.
4298 (find_successors): Ditto.
4299 (find_predecessors): Ditto.
4300 (find_nodes_on_paths): Ditto.
4301 (longest_simple_path): Ditto.
4302 * flow.c (update_life_info): Ditto.
4303 (count_or_remove_death_notes): Ditto.
4304 (clear_log_links): Ditto.
4305 * modulo-sched.c (generate_reg_moves): Ditto.
4306 (find_max_asap): Ditto.
4307 (find_max_hv_min_mob): Ditto.
4308 (find_max_dv_min_mob): Ditto.
4309 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4310 * sched-rgn.c (extract_edgelst): Ditto.
4311 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4312 (dump_update_ssa): Ditto.
4313 (ssa_names_to_replace) Ditto.
4314 (switch_virtuals_to_full_rewrite): Ditto.
4315 (update_ssa): Ditto.
4316 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4318 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4320 Fix PR tree-optimization/22483
4322 * tree-complex.c (create_components): Use
4323 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4324 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4325 * tree-flow.h (safe_referenced_var_iterator): New structure.
4326 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4327 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4328 safe_referenced_var iterator.
4329 (add_type_alias): Ditto.
4331 2005-07-19 Steven Bosscher <stevenb@suse.de>
4333 * loop-init.c (rest_of_handle_loop2): Remove.
4334 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4335 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4336 (pass_rtl_loop_init, pass_rtl_loop_done,
4337 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4338 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4339 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4340 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4341 pass_tree_loop_done, and pass_tree_unswitch.
4342 (gate_loop): Rename to gate_tree_loop.
4343 * passes.c (init_optimization_passes): Update for renamed tree
4344 loop passes. Add the new loop2 passes as subpasses of loop2.
4345 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4346 Update for the renamed tree loop passes.
4348 2005-07-18 Ian Lance Taylor <ian@airs.com>
4351 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4352 blocks when optimizing.
4354 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4356 * common.opt (frename-registers): Initialize to 2.
4358 (fgcse-after-reload): Ditto.
4359 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4360 (process_options): Only change flag_web, flag_rename_registers,
4361 and flag_rerun_cse_after_loop if not explicitly set by user.
4363 2005-07-18 Jan Beulich <jbeulich@novell.com>
4365 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4366 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4367 in 64-bit mode the same as DImode in 32-bit mode.
4368 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4369 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4370 mode. Add new mode parameter.
4371 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4372 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4373 x86_64_shift_adj): New expanders.
4374 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4375 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4377 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4378 DImode shift splitters.
4379 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4380 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4383 2005-07-18 Jan Beulich <jbeulich@novell.com>
4385 * i386.md (movdi_extzv_1): New.
4386 (zero_extendhidi2): Combine alternatives and never force use of
4388 (zero_extendqidi2): Likewise. Don't restrict input selection.
4390 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4392 Fix PR tree-optimization/22531
4393 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4396 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4398 * tree-promote-statics.c (pass_promote_statics): Change dump file
4401 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4403 * tree-optimize.c (init_tree_optimization_passes): Add
4404 pass_eliminate_useless_stores pass.
4405 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4406 * tree-ssa-pre.c (is_copy_stmt): New function.
4407 (follow_copies_till_vuse): Ditto.
4408 (do_eustores): Ditto.
4409 (gate_eustores): Ditto.
4411 2005-07-16 Richard Henderson <rth@redhat.com>
4413 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4415 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4416 Kenneth Zadeck <zadeck@naturalbridge.com>
4418 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4419 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4420 ipa-type-escape.h, tree-promote-statics.c
4421 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4422 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4423 tree-promote-statics.c: new files.
4424 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4425 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4426 int nonlocal_set_p, mark_constant_function): Deleted.
4427 (rest_of_handle_cfg): Removed call to mark_constant_function.
4428 (nonoverlapping_component_refs_p): Added calls to support
4429 type based aliasing.
4430 * tree-ssa-alias.c (may_alias_p,
4431 compute_flow_insensitive_aliasing): Ditto.
4432 * calls.c (flags_from_decl_or_type): Removed reference to
4434 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4435 too many arguments. This is necessary for Spec 2000.
4436 * cgraph.h (const_function, pure_function): Removed.
4437 * common.opt: Added "fipa-pure-const", "fipa-reference",
4438 "fipa-type-escape", and "ftree-promote-static".
4440 * passes.c: Added ipa and tree-promote-statics passes.
4441 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4442 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4443 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4444 * tree-flow.h: Added exposed sra calls and addition of
4445 reference_vars_info field for FUNCTION_DECLS.
4446 * tree-pass.h: Added passes.
4447 * tree-sra.c: (sra_init_cache): New function.
4448 (sra_insert_before, sra_insert_after) Made public.
4449 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4451 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4452 aliasing. (may_alias_p): Added code to use type escape analysis to
4454 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4455 code to prune clobbers of static variables based on information
4456 produced in ipa-reference pass. Changed call clobbering so that
4457 statics are not marked as clobbered if the call does not clobber
4460 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4462 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4465 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4467 * doc/install.texi (*-*-solaris2*): Document recommended version
4468 of GNU binutils and mention GNU linker problem on Solaris 10.
4470 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4473 * c-decl.c (c_build_bitfield_integer_type): New function.
4474 (finish_struct): Call it.
4475 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4477 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4479 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4482 2005-07-16 Jan Hubicka <jh@suse.cz>
4484 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4485 (scale_bbs_frequencies_int): Watch roundoff errors.
4486 * predict.c (return_prediction): Initialize return_stmt.
4488 2005-07-16 Jan Hubicka <jh@suse.cz>
4490 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4491 after RTL profiling.
4493 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4496 * fold-const.c (build_range_check): Convert high/low to etype
4497 if we are only comparing against exp.
4499 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4501 Fix PR tree-optimization/22376
4502 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4504 (need_to_solve): New function.
4505 (compute_points_to_sets): Use it.
4507 2005-07-15 Jan Hubicka <jh@suse.cz>
4509 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4510 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4512 2005-07-15 Richard Guenther <rguenther@suse.de>
4514 * c-common.c (handle_flatten_attribute): New function.
4515 Add flatten function attribute.
4516 * doc/extend.texi: Document flatten function attribute.
4517 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4518 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4520 (cgraph_decide_inlining): Handle functions with flatten
4523 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4525 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4526 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4527 UNSPEC_XCHG, UNSPEC_AND): New.
4528 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4529 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4530 * config/rs6000/sync.md (FETCHOP): New code macro.
4531 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4533 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4534 (sync_compare_and_swap<mode>): Same.
4535 (sync_lock_test_and_set<mode>): Same.
4536 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4537 for QImode and HImode, and not PPC405.
4538 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4539 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4540 (sync_<fetchop>{si,di}_internal): New.
4541 (sync_nand{si,di}_internal): New.
4542 (sync_old_<fetchop>{si,di}_internal): New.
4543 (sync_old_nand{si,di}_internal): New
4544 (sync_new_<fetchop>{si,di}_internal): New.
4545 (sync_new_nand{si,di}_internal): New.
4546 (atomic_and{si,di}): New.
4547 (sync_new_nand{si,di}_internal): New.
4548 (atomic_and{si,di}): New.
4549 (sync_add<mode>_internal): Delete.
4550 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4551 (sync_sub<mode>_internal): Delte.
4552 (sync_subshort_internal): New.
4553 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4554 (sync_anddi_internal): Delete.
4555 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4556 (sync_booldi_internal): Delete.
4557 (sync_boolc<mode>_internal): Delete.
4558 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4559 (sync_boolc<mode>_internal2): Delete.
4560 (sync_boolcc<mode>_internal): Delete.
4561 (isync, lwsync): Use unspec instead of unspec_volatile.
4562 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4563 Revert UNSPEC_VOLATILE.
4564 (rs6000_split_atomic_op): New.
4565 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4567 2005-07-14 Eric Christopher <echristo@redhat.com>
4569 * config/mips/mips.c (mips_canonicalize_comparison): Cast
4570 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4572 2005-07-14 Eric Christopher <echristo@redhat.com>
4574 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4576 2005-07-14 Steven Bosscher <stevenb@suse.de>
4578 PR tree-optimization/22230
4579 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4580 the computation of the four cross productions for "range op range".
4582 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
4583 Ulrich Weigand <uweigand@de.ibm.com>
4586 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4589 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4591 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4593 2005-07-14 Steve Ellcey <sje@cup.hp.com>
4595 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4597 2005-07-14 Richard Guenther <rguenther@suse.de>
4600 * config/i386/i386-protos.h (ix86_function_value): Change
4601 prototype to match new target hook.
4602 * config/i386/i386.c (ix86_value_regno): Change prototype
4603 to take extra type argument.
4604 (TARGET_FUNCTION_VALUE): Define.
4605 (ix86_function_ok_for_sibcall): Pass extra argument to
4606 ix86_value_regno, check return slot rtx for exact match.
4607 (ix86_function_value): Take extra parameter. Dispatch to
4608 ix86_value_regno with fndecl/fntype as provided.
4609 (ix86_value_regno): Handle extra type argument.
4610 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4612 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4613 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4614 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4615 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4616 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4618 2005-07-14 Richard Guenther <rguenther@suse.de>
4620 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4621 * calls.c (expand_call): Pass fntype to hard_function_value.
4622 (emit_library_call_value_1): Likewise.
4623 * explow.c: Include target.h.
4624 (hard_function_value): Take extra argument, the fntype.
4625 Use new target hook for function_value.
4626 * expr.h (hard_function_value): Change prototype.
4627 * function.c (aggregate_value_p): Pass 0 as fntype to
4628 hard_function_value.
4629 (assign_parms): Use new target hook for function_value.
4630 Pass 0 as fntype to hard_function_value.
4631 (expand_function_end): Likewise.
4632 * reg-stack.c: Include target.h.
4633 (stack_result): Use new target hook for function_value.
4634 * target-def.h: New target hook function_value.
4635 * target.h: Likewise.
4636 * targhooks.c (default_function_value): New function.
4637 * targhooks.h (default_function_value): Declare.
4639 2005-07-13 Ian Lance Taylor <ian@airs.com>
4641 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4643 2005-07-14 Jan Hubicka <jh@suse.cz>
4645 * tree-dfa.c (dump_variable): Use default_def function.
4646 * tree-ssa-alias.c (dump_points_to_info): Likewise.
4647 * tree-ssa.c (verify_use): Likewise.
4648 * tree-ssanames.c (release_ssa_name): Likewise.
4649 * tree-tailcall.c (eliminate_tail_call): Likewise.
4650 (tree_optimize_tail_calls_1): Likewise.
4651 * tree-vrp.c (get_value_range): Likewise.
4653 2005-07-14 Ben Elliston <bje@au.ibm.com>
4655 * gcc.c (main): Compare language[0] with '*' when iterating over
4658 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4660 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4661 "s390_emit_compare". Add handling of CCZ1mode.
4662 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4663 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4665 (s390_branch_condition_mask): Add CCZ1mode handling.
4666 * config/s390/s390.md: ("seq", "*seq"): New pattern.
4667 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4668 Use CCZ1mode instead of CCZmode.
4669 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
4671 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4673 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4675 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4677 2005-07-13 Eric Christopher <echristo@redhat.com>
4679 * config/mips/mips.c (mips_canonicalize_comparison): New.
4680 (mips_emit_int_relational): Use.
4682 2005-07-13 Eric Christopher <echristo@redhat.com>
4684 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4686 * config/s390/s390.md: Include tpf.md. Move tpf specific
4688 * config/s390/tpf.md: To here.
4689 * config/s390/s390.opt: Move tpf specific options...
4690 * config/s390/tpf.opt: to here. Add mmain option.
4691 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4692 * config/s390/tpf.h: Rewrite.
4694 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4696 * doc/tm.texi: Remove @xref{Cross-profiling}.
4698 2005-07-13 Jeff Law <law@redhat.com>
4700 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4701 expressions, test their _DECL operands for pointer equality rather
4702 than using operand_equal_p.
4704 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4706 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4707 (TARGET_POSIX_IO): This.
4708 * config/darwin.h: Likewise.
4709 * config/freebsd.h: Likewise.
4710 * config/linux.h: Likewise.
4711 * config/lynx.h: Likewise.
4712 * config/netbsd.h: Likewise.
4713 * config/rs6000/linux64.h: Likewise.
4714 * config/rs6000/linux.h: Likewise.
4715 * config/s390/tpf.h: Likewise.
4716 * config/sh/embed-elf.h: Likewise.
4717 * config/sparc/linux64.h: Likewise.
4718 * config/sparc/linux.h: Likewise.
4719 * config/svr4.h: Likewise.
4720 * gcov-io.h: Likewise.
4722 * doc/tm.texi: Updated.
4724 * libgcov.c (create_file_directory): Defined only if
4725 TARGET_POSIX_IO is defined.
4726 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4729 2005-07-13 Jan Hubicka <jh@suse.cz>
4731 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4733 2005-07-13 David Edelsohn <edelsohn@gnu.org>
4735 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4736 structure as argument.
4738 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
4740 PR tree-optimization/21921
4741 * tree-iterator.c (tsi_link_before): Support the case when
4742 tsi_end_p (tsi) == true.
4744 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4746 PR tree-optimization/22442
4747 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4750 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4752 PR rtl-optimization/20376
4753 * toplev.c (process_options): Enable -fweb and -frename-registers when
4755 * doc/invoke.texi: Update the information about when -fweb and
4756 -frename-registers are enabled.
4758 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4761 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4762 if *rhs_p is not a SSA_NAME.
4764 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
4766 Fix PR tree-optimization/22422
4767 * tree-ssa-structalias.c (struct variable_info): Add flag for
4769 (get_varinfo): Now a static function.
4770 (new_varinfo): init has_union and is_special_var to false.
4771 (solution_set_add): Check has_union.
4772 (do_da_constraint): Move temporary variable so it gets reset
4774 Also check for special variable.
4775 (do_ds_constraint): Ditto.
4776 (do_sd_constraint): Ditto.
4777 (do_structure_copy): Check for special variable.
4778 (find_func_aliases): Ditto.
4779 (init_base_vars): Set special vars properly.
4781 2005-07-13 Jan Hubicka <jh@suse.cz>
4783 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
4786 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
4787 (get_expr_operands): Fix thinko wrt flags and subvars.
4789 PR tree-optimize/22379
4790 * tree-inline.c (expand_call_inline): Do not output sorry in early
4793 2005-07-12 Dale Johannesen <dalej@apple.com>
4795 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
4797 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4800 * host-linux.h: Include limits.h.
4802 2005-07-12 Dale Johannesen <dalej@apple.com>
4804 * expr.c (compress_float_constant): Add cost check.
4805 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
4807 2005-07-12 Dale Johannesen <dalej@apple.com>
4809 * gcc.target/i386/compress-float-sse.c: New.
4810 * gcc.target/i386/compress-float-sse-pic.c: New.
4811 * gcc.target/i386/compress-float-387.c: New.
4812 * gcc.target/i386/compress-float-387-pic.c: New.
4813 * gcc.dg/compress-float-ppc.c: New.
4814 * gcc.dg/compress-float-ppc-pic.c: New.
4816 2005-07-12 Eric Christopher <echristo@redhat.com>
4818 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4820 * config/s390/s390.md: Include tpf.md. Move tpf specific
4822 * config/s390/tpf.md: To here.
4823 * config/s390/s390.opt: Move tpf specific options...
4824 * config/s390/tpf.opt: to here. Add mmain option.
4825 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4826 * config/s390/tpf.h: Rewrite.
4828 2005-07-12 Eric Christopher <echristo@redhat.com>
4830 * gcc.c (struct infile): Update comment for language.
4831 (main): Rewrite input file resetting code.
4833 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4836 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
4837 requiring a cast in a non RHS of modify_expr. Add a cast when required.
4838 (lookup_avail_expr): Use constant_boolean_node instead
4839 of boolean_false_node/boolean_true_node.
4841 2005-07-12 Ben Elliston <bje@au.ibm.com>
4843 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
4844 and use it when printing num_edges.
4846 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
4848 * doc/extend.texi (Blackfin Built-in Functions): New section.
4849 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
4852 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
4854 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
4855 s/cmpstrsi/cmpstrnsi
4856 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
4858 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
4859 (init_optabs): Initialize cmpstrn_optab.
4860 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
4861 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
4862 * expr.c: (enum insn_code cmpstrn_optab): Declare.
4863 * config/i386/i386.md: s/cmpstr/cmpstrn
4864 * config/c4x/c4x.md: s/cmpstr/cmpstrn
4865 * doc/md.texi: Update documentation.
4867 2005-07-11 Richard Henderson <rth@redhat.com>
4869 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
4870 build_va_arg_indirect_ref.
4871 (alpha_gimplify_va_arg): Likewise.
4872 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
4873 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4874 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
4875 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4876 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4877 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
4879 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4881 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4883 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4884 * passes.c (init_optimization_passes): Add pass_empty_loop.
4885 * tree-pass.h (pass_empty_loop): Declare.
4886 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4887 try_remove_empty_loop, remove_empty_loops): New functions.
4888 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4889 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4891 2005-07-12 Peter Barada <peter@the-baradas.com>
4895 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4896 in address registers.
4897 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4898 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4899 alternative of addsi3_5200.
4901 2005-07-11 Ian Lance Taylor <ian@airs.com>
4903 * config/mips/mips.md (ffs<mode>2): Remove.
4905 2005-07-11 Ian Lance Taylor <ian@airs.com>
4907 * doc/tree-ssa.texi (Cleanups): Improve description of
4909 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
4911 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4913 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
4914 * tree.h (DECL_ARGUMENT_FLD): New macro.
4916 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4918 Fix PR tree-optimization/22404
4920 * tree-ssa-structalias.c (create_variable_info_for): Use
4923 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
4925 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
4926 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
4927 for second comparison operand.
4928 * config/bfin/predicates.md (reg_or_const_int_operand): New.
4930 * config/bfin/bfin.md (define_attr "type"): Add "sync".
4931 (define_insn_reservation "alu"): Likewise.
4932 (csync, ssync): Now of type sync.
4933 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
4934 -mcsync-anomaly -mspecld-anomaly.
4935 * config/bfin/bfin.opt (mcsync): Remove.
4936 (mcsync-anomaly, mspecld-anomaly): Add.
4937 * config/bfin/bfin.c: Include "insn-codes.h".
4938 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
4939 (TARGET_DEFAULT_TARGET_FLAGS): New.
4940 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
4942 2005-07-11 Steven Bosscher <stevenb@suse.de>
4944 * basic-block.h: Give the BB flags enum a name, bb_flags.
4945 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
4946 * cfgcleanup.c (enum bb_flags): Remove here.
4947 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
4948 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
4949 (update_forwarder_flag): Likewise.
4950 (thread_jump): Likewise.
4951 (try_forward_edges): Likewise.
4952 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
4953 forwarder flags. Don't clear bb->aux for all basic blocks. Only
4954 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
4956 2005-07-11 Richard Guenther <rguenther@suse.de>
4958 * config/i386/i386.opt: New target option -msseregparm.
4959 * config/i386/i386.c (override_options): Error out for
4960 -msseregparm but no SSE support.
4961 (ix86_function_sseregparm): Check for global sseregparm.
4962 * doc/invoke.texi: Document -msseregparm.
4964 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4966 * config.gcc (m32r-*-linux*): Use the default extra_parts.
4967 (m32rle-*-linux*): Ditto.
4969 2005-07-11 Jakub Jelinek <jakub@redhat.com>
4971 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
4972 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
4975 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4979 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
4980 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
4982 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
4984 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
4985 (varmap): Heapify varmap.
4986 (constraints): Heapify constraints.
4987 (struct constraint_graph): Heapify succs and preds.
4988 (constraint_vec_find): Update for heapification.
4989 (constraint_set_union): Ditto.
4990 (insert_into_complex): Ditto.
4991 (constraint_edge_vec_find): Ditto.
4992 (erase_graph_self_edge): Ditto.
4993 (add_graph_edge): Ditto.
4994 (get_graph_weights): Ditto.
4995 (merge_graph_nodes): Ditto.
4996 (build_constraint_graph): Ditto.
4997 (topo_visit): Ditto.
4998 (solve_graph): Ditto.
4999 (create_variable_info_for): Ditto.
5000 (init_base_vars): Ditto.
5001 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5002 (condese_varmap_nodes): Free complex vector.
5003 (clear_edges_for_node): Clear succs and preds vector.
5005 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5007 * tree-ssa-structalias.c (update_alias_info): Change counting of
5008 references to not include vdefs.
5010 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5012 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5015 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5017 * pa.c (pa_commutative_p): Make PLUS commutative when
5018 TARGET_NO_SPACE_REGS is true.
5020 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5022 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5023 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5024 * tree-dfa.c (dump_subvars_for): New.
5025 (debug_subvars_for): New.
5026 (dump_variable): Show subvariables if VAR has them.
5027 * tree-flow-inline.h (get_subvar_at): New.
5028 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5029 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5031 (struct subvar): Change fields offset and size to unsigned
5033 (dump_subvars_for): Declare.
5034 (debug_subvars_for): Declare.
5035 (get_subvar_at): Declare.
5036 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5037 to unsigned HOST_WIDE_INT *.
5038 (overlap_subvar): Likewise.
5039 * tree-gimple.c (is_gimple_reg): Always return false for
5040 SFTs and memory tags.
5041 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5043 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5044 (compute_may_aliases): Call compute_points_to_sets.
5045 (collect_points_to_info_for): Remove.
5046 (compute_points_to_and_addr_escape): Remove.
5047 (delete_alias_info): Call delete_points_to_sets.
5048 (compute_flow_sensitive_aliasing): If the call to
5049 find_what_p_points_to returns false, call set_pt_anything.
5050 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5051 (set_pt_anything): Clear pi->pt_vars.
5052 (set_pt_malloc): Remove.
5053 (merge_pointed_to_info): Remove.
5054 (add_pointed_to_expr): Remove.
5055 (add_pointed_to_var): Remove.
5056 (collect_points_to_info_r): Remove.
5057 (is_escape_site): Make extern.
5059 (create_overlap_variables_for): Call it.
5060 * tree-ssa-copy.c (merge_alias_info): Never merge
5061 flow-sensitive alias information.
5062 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5063 offset and size to be unsigned HOST_WIDE_INT.
5064 (add_to_addressable_set): Rename from note_addressable.
5065 Set TREE_ADDRESSABLE as the variables are added to the set.
5067 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5068 operands into VUSEs when adding V_MAY_DEFs for members in an
5070 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5071 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5072 (struct variable_info): Add bitfield is_heap_var.
5073 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5074 (new_var_info): Initialize is_heap_var.
5075 (get_constraint_for): Add HEAP variables to the symbol table.
5076 Mark them with is_heap_var.
5077 (update_alias_info): New. Taken mostly from the old
5078 compute_points_to_and_addr_escape.
5079 (handle_ptr_arith): New.
5080 (find_func_aliases): Call update_alias_info.
5081 Call handle_ptr_info for tcc_binary expressions.
5082 Call mark_stmt_modified.
5083 (create_variable_info_for): If DECL has subvars, do not create
5084 variables for its subvars. Always add all the fields.
5085 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5086 SFTs, then add all the SFTs of the structure.
5087 If VI->DECL is an aggregate with subvariables, add the SFT at
5089 (find_what_p_points_to): If VI is an artificial variable,
5090 translate to bitfields in SSA_NAME_PTR_INFO.
5091 If the solution is empty, set pi->pt_vars to NULL
5092 (init_base_vars): Create ANYOFFSET.
5093 (compute_points_to_sets): Rename from create_alias_vars.
5095 (pass_build_pta): Remove.
5096 (delete_points_to_sets): Rename from delete_alias_vars.
5097 (pass_del_pta): Remove.
5098 * tree-ssa-structalias.h (struct alias_info): Move from
5100 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5101 NUM_REFERENCES_SET): Likewise.
5102 (compute_points_to_sets, delete_points_to_sets): Declare.
5104 2005-07-09 Richard Henderson <rth@redhat.com>
5106 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5107 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5108 alpha_split_lock_test_and_set_12): New functions.
5109 * config/alpha/alpha-protos.h: Update.
5110 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5111 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5112 * config/alpha/sync.md (I12MODE): New.
5113 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5114 (sync_<fetchop_name><I48MODE>): Likewise.
5115 (sync_nand<I48MODE>): Likewise.
5116 (sync_old_<fetchop_name><I48MODE>): Likewise.
5117 (sync_new_<fetchop_name><I48MODE>): Likewise.
5118 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5119 (sync_compare_and_swap<I48MODE>): Likewise.
5120 (sync_lock_test_and_set<I48MODE>): Likewise.
5121 (sync_compare_and_swap<I12MODE>): New.
5122 (sync_compare_and_swap<I12MODE>_1): New.
5123 (sync_lock_test_and_set<I12MODE>): New.
5124 (sync_lock_test_and_set<I12MODE>_1): New.
5126 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5130 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5132 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5134 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5135 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5137 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5140 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5142 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5144 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5145 memory_operand constraint.
5146 (store_conditional_<mode>): Same.
5147 (sync_compare_and_swap<mode>): Same.
5148 (sync_lock_test_and_set<mode>): Same.
5150 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5152 Rewrite PIC support to more closely model actual instructions.
5153 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5154 (cris_symbol): Remove prototypes for removed functions.
5155 (cris_pic_symbol_type_of, cris_valid_pic_const)
5156 (cris_expand_pic_call_address): Prototypes for new functions.
5157 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5159 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5161 <case ':'>: Add case for new punctuation character.
5162 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5163 emitting (extra) PIC modifier.
5164 <case UNSPEC>: Do not assert for PLT.
5165 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5166 (cris_expand_prologue, cris_expand_epilogue): Check
5167 for pic_offset_table_rtx usage instead of taking
5168 current_function_uses_pic_offset_table as the final word.
5169 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5170 Remove flag_pic difference.
5171 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5172 the moral equivalents of...
5173 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5175 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5176 (cris_handle_option): Mark ARG as unused.
5177 (cris_expand_pic_call_address): New worker function for "call",
5179 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5180 output PIC constructs here.
5181 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5182 as symbol-specific modifers, not whole or part of operands.
5183 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5184 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5185 constants and flag_pic.
5186 (CONSTANT_INDEX_P): Adjust for new functions.
5187 (enum cris_pic_symbol_type): New helper type.
5188 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5189 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5190 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5192 ("movsi"): Emit actual instructions for GOT and relative access.
5193 ("*movsi_got_load"): New pattern to set up the register holding
5195 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5196 Adjust FIXME for 'S'.
5197 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5198 Use "movs" for -fpic cases.
5199 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5200 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5201 ("call", "call_value"): Just call cris_expand_pic_call_address for
5203 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5204 Remove special pattern.
5205 ("*expanded_call_side", "*expanded_call_value_side"): New
5207 (gotplt-to-plt, gotplt-to-plt-side-call)
5208 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5210 * config/cris/cris/predicates.md
5211 ("cris_general_operand_or_gotless_symbol"): Remove unused
5213 ("cris_general_operand_or_symbol"): Adjust for new functions.
5215 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5217 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5219 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5221 * Makefile.in (TREE_H): Add treestruct.def.
5222 (c-decl.o): Add pointer-set.h
5223 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5224 visibility on regular DECL's.
5225 (merge_decls): Fix the copying of decl nodes of various types for
5226 the new structures. Don't update RTL, section name, weak status,
5227 etc, on DECL's without RTL.
5228 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5229 Don't check volatile on non-variable types.
5230 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5231 to check whether we have seen arguments.
5232 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5233 flag is checked before field (flag is common, field is not).
5234 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5235 TS_DECL_COMMON could have an origin.
5236 (add_location_or_const_value_attribute): Don't check section name
5237 on non-var/function decls.
5238 (dwarf2out_var_location): Reverse order of tests.
5239 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5240 with DECL_WRTL_CHECK.
5241 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5242 * fold-const.c (fold_binary): Don't check weakness on
5243 non-var/function decls.
5244 (tree_expr_nonzero_p): Ditto.
5245 (fold_checksum_tree): Use tree_decl_extra as sizeof
5247 * ggc-page.c (extra_order_size_table): Add sizes for
5248 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5250 * gimplify.c (gimplify_bind_expr): Only set
5251 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5252 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5254 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5255 * langhooks.h (init_ts). New langhook.
5256 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5257 * print-tree.c (print_node): Update to only print fields that
5258 exist in the structures the passed decl has.
5259 * toplev.c (wrapup_global_declarations): Don't reset
5260 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5261 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5262 * tree-inline.c (remap_decl): Ditto.
5263 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5264 * tree-pretty-print.c (print_declaration): Don't print
5265 DECL_REGISTER on things that don't contain it.
5266 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5267 non-var/function decls.
5268 * tree.c (tree_contains_struct): New structure.
5269 (init_priority_for_decl): New hashtable.
5270 (tree_int_map): New structure.
5271 (tree_int_map_eq): New function.
5272 (tree_int_map_marked_p): Ditto.
5273 (tree_int_map_hash): Ditto.
5274 (tree_map): Move to tree.h.
5275 (tree_map_eq): Externalize.
5276 (tree_map_hash): Ditto.
5277 (tree_map_marked_p): Ditto.
5278 (init_ttree): Set up tree_contains_struct and call langhook.
5279 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5280 (tree_code_size): Update for new structures.
5281 (tree_node_structure): Update for new structures.
5282 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5284 (copy_node_stat): Copy init priority.
5285 (build_decl_stat): Ditto for visibility.
5286 (ts_enum_names): New.
5287 (tree_contains_struct_check_failed): New function.
5288 (decl_init_priority_lookup): Ditto.
5289 (decl_init_priority_insert): Ditto.
5290 * treestruct.def: New file.
5291 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5292 (CONTAINS_STRUCT_CHECK): Ditto.
5293 (tree_contains_struct_check_failed): New prototype.
5294 (DECL_CHECK): Removed.
5295 (DECL_MINIMAL_CHECK): New.
5296 (DECL_COMMON_CHECK): Ditto.
5297 (DECL_WRTL_CHECK): Ditto.
5298 (DECL_NON_COMMON_CHECK): Ditto.
5299 (DECL_WITH_VIS_CHECK): Ditto.
5300 (VAR_OR_FUNCTION_DECL_P): Ditto
5301 (struct tree_decl_minimal): New structure.
5302 (struct tree_decl_common): Ditto.
5303 (struct tree_decl_with_rtl): Ditto.
5304 (struct tree_decl_with_vis): Ditto.
5305 (struct tree_decl_non_common): Ditto.
5306 (struct tree_field_decl): Ditto.
5307 (struct tree_parm_decl): Ditto.
5308 (struct tree_var_decl): Ditto.
5309 (struct tree_function_decl): Ditto.
5310 (struct tree_const_decl): Ditto.
5311 (struct tree_result_decl): Ditto.
5312 (union tree_node): Add new structures.
5313 * var-tracking.c (track_expr_p): Reverse order of tests.
5315 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5317 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5319 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5320 * system.h: Poison FINALIZE_PIC.
5321 * doc/tm.texi (FINALIZE_PIC): Remove.
5323 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5326 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5327 to the correct type if we have a MODIFY_EXPR.
5329 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5331 PR tree-optimization/22360
5332 * tree.c (upper_bound_in_type): Fix calculations for casting
5333 to a non-wider signed type and casting a signed value to a
5334 wider unsigned type.
5335 (lower_bound_in_type): Fix calculations for casting to a
5336 non-wider signed type.
5338 PR tree-optimization/20139
5339 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5341 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5342 fold_cond_expr_cond.
5343 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5344 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5346 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5349 * tree-complex.c (expand_complex_libcall): Produce
5350 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5352 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5354 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5355 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5356 b" assert and inserted fastpath code for this case.
5357 (bitmap_ior): Removed "a != b" assert.
5359 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5361 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5362 (ENDFILE_SPEC): Likewise.
5363 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5365 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5366 a large stack frame at epilogue.
5368 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5370 * final.c: Include sdbout.h when required.
5372 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5374 * config.gcc (*-*-darwin*): Only one target-specific header file
5376 (powerpc-*-darwin*): Add version-specific header files.
5377 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5378 * config.in: Regenerate.
5379 * configure: Regenerate.
5380 * gcc.c: Include xregex.h.
5381 (version_compare_spec_function): New.
5382 (spec_function): Add version-compare.
5383 (replace_outfile_spec_function): Reformat comment.
5384 (compare_version_strings): New.
5385 * config/darwin-c.c (version_as_macro): New.
5386 (builtin_define): New.
5387 (darwin_cpp_builtins): New.
5388 * config/darwin-protos.h (darwin_cpp_builtins): New.
5389 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5390 (LIB_SPEC): Make unconditional, update comment.
5391 (TARGET_C99_FUNCTIONS): Define.
5392 * config/darwin.opt: Sort.
5393 (mmacosx-version-min=): New.
5394 * config/darwin7.h: Delete.
5395 * config/darwin8.h: Delete.
5396 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5397 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5398 (TARGET_C99_FUNCTIONS): Define.
5399 * config/rs6000/darwin7.h: New.
5400 * config/rs6000/darwin8.h: New.
5401 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5402 (-mmacosx-version-min): Document.
5404 2005-07-07 Ian Lance Taylor <ian@airs.com>
5406 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5408 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5411 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5413 2005-07-07 Khem Raj <kraj@mvista.com>
5415 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5416 in bytes, not words.
5418 2005-07-07 Paul Brook <paul@codesourcery.com>
5420 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5421 DEFAULT_FUNCTION_ARG_PADDING to upward.
5423 2005-07-07 Richard Henderson <rth@redhat.com>
5425 * function.c (locate_and_pad_parm): Record parameter alignment in
5426 stack_alignment_needed.
5428 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5430 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5431 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5432 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5433 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5434 (define_attr "type"): Add isync, sync, load_l, store_c.
5435 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5436 Create scratch volatile MEM.
5437 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5439 (load_locked_<mode>): New.
5440 (store_conditional_<mode>): New.
5441 (sync_compare_and_swap<mode>): Replace with splitter.
5442 (sync_lock_test_and_set<mode>): Replace with splitter.
5443 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5445 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5446 is ics. Attribute isync.
5447 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5449 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5450 and UNSPECV_SYNC_OP.
5451 (emit_unlikely_jump): New.
5452 (emit_load_locked): New.
5453 (emit_store_conditional): New.
5454 (rs6000_split_compare_and_swap): New.
5455 (rs6000_split_lock_test_and_set): New.
5456 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5457 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5458 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5459 rs6000_split_lock_test_and_set): Declare.
5460 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5461 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5462 store_c, isync, sync.
5464 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5466 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5467 filenames to gtyp-gen.h.
5468 (s-typ-gen): Use it in place of for loops.
5470 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5472 * hooks.c (hook_bool_rtx_int_false): New function.
5473 * hooks.h (hook_bool_rtx_int_false): Declare.
5474 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5475 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5476 * target.h (struct gcc_target): Add commutative_p member.
5477 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5478 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5479 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5480 (pa_commutative_p): New function.
5481 * jump.c (target.h): Include.
5482 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5483 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5485 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5487 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5488 (s390_expand_setmem): New.
5489 * config/s390/s390.c: Likewise.
5490 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5492 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5493 general_operand. Call new function "s390_expand_setmem".
5494 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5495 ("setmem_long", "*setmem_long"): ... this.
5497 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5499 * config/s390/s390.c: (optimization_options): Enable
5500 TARGET_MVCLE at -Os.
5501 * doc/invoke.texi: Document changes in default behaviour.
5502 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5504 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5506 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5507 defined by back-end.
5509 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5511 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5512 all sets in the pattern.
5513 * config/rs6000/rs6000.md (stack_protect_testsi,
5514 stack_protect_testdi): Likewise.
5516 2005-07-06 Jeff Law <law@redhat.com>
5518 * tree-vrp.c (simplify_using_ranges): Kill.
5519 (vrp_finalize): Remove call to simplify_using_ranges.
5520 (simplify_stmt_using_ranges): New function extracted from
5521 simplify_using_ranges.
5522 (simplify_div_or_mod_using_ranges): Likewise.
5523 (simplify_abs_using_ranges): Likewise.
5524 (simplify_cond_using_ranges): New function.
5525 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5526 * tree-ssa-propagate.c (substitute_and_fold): Call
5527 simplify_stmt_using_ranges if we have range information.
5529 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5531 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5532 ia64_flag_schedule_isns2.
5534 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5535 reading/writing general registers.
5536 (ia64_function_arg): Revert 2005-06-18 change.
5538 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5540 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5541 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5543 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5545 * function.c (expand_function_end): Revert part of 2005-06-27
5546 patch. Do sjlj_emit_function_exit_after after return_label.
5548 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5550 * doc/install.texi (--disable-libssp): New.
5552 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5554 * doc/invoke.texi: Update -fforce-mem documentation.
5555 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5556 code for -fforce-mem.
5557 * expmed.c: (store_bit_field,store_fixed_bit_field,
5558 extract_bit_field): Ditto.
5559 * expr.c: (convert_move): Ditto.
5560 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5561 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5562 emit_conditional_add,expand_float,expand_fix): Ditto.
5563 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5564 (common_handle_option): Issue warning when -fforce-mem specified.
5566 2005-07-06 Paul Brook <paul@codesourcery.com>
5568 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5570 * configure: Regenerate.
5572 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
5574 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5576 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
5578 Fix PR tree-optimization/22319
5579 Fix PR tree-optimization/22140
5580 Fix PR tree-optimization/22310
5582 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5583 variable sized types.
5584 Use correct type for intermediate structure on *a = *b structure
5587 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5589 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5591 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5592 (machine_function): Move typedef to...
5593 * config/rs6000/rs6000.c (machine_function): ... here. Add
5594 varargs_save_offset field.
5595 (rs6000_stack_t): Remove varargs_size field.
5596 (setup_incoming_varargs): Allocate varargs save area using
5597 assign_stack_local, try to make it as small as possible.
5598 Save offset from virtual_stack_vars_rtx to the save area
5599 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
5600 instead of magic 8 when fp word byte size is used.
5601 (rs6000_va_start): Use cfun->machine->varargs_save_offset
5602 instead of -RS6000_VARARGS_SIZE.
5603 (rs6000_stack_info, debug_stack_info,
5604 rs6000_initial_elimination_offset): Remove all traces of
5606 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5607 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5608 RS6000_VARARGS_AREA.
5610 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
5612 PR tree-optimization/21963
5613 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5614 constant_multiple_of in the same way get_computation_cost_at does.
5616 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5618 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5619 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5620 (gen_compare_reg): If sparc_compare_emitted is set, clear it
5621 and return its previous value.
5622 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5623 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5625 (stack_protect_set, stack_protect_test): New expanders.
5626 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5627 stack_protect_testdi): New insns.
5628 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5629 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5631 2005-07-06 Jeff Law <law@redhat.com>
5633 * tree-ssa-dce.c (cfg_altered): New global.
5634 (tree_dce_init): Initialize cfg_altered.
5635 (remove_dead_stmt): If we remove an edge in the CFG, then set
5637 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
5640 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5642 * Makefile.in (stamp-collect-ld): Use
5643 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
5644 ./collect-ld if it already exists.
5645 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
5646 Don't remove ./nm if it already exists.
5648 2005-07-05 Devang Patel <dpatel@apple.com>
5650 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
5651 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
5652 * tree-vectorizer.c (vect_loop_location): New.
5653 (vect_print_dump_info): Use vect_loop_location.
5654 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
5655 (vectorize_loops): Set vect_loop_location.
5656 * tree-vect-analyze.c (vect_analyze_offset_expr,
5657 vect_determin_vectorization_factor, vect_analyze_operations,
5658 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5659 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5660 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5661 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5662 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5663 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5664 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5665 vect_analyze_loop): Adjust vect_print_dump_info API.
5666 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5667 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5668 vect_finish_stmt_generation, vectorizable_assignment,
5669 vectorizable_operation, vectorizable_store, vectorizable_load,
5670 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5671 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5672 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5673 vect_transform_loop): Same.
5674 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5675 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5678 2005-07-05 Randolph Chung <tausq@debian.org>
5680 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5681 * configure: Regenerate.
5682 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5683 (pa_tls_referenced_p): Declare.
5684 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5685 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5686 (legitimize_tls_address): New.
5687 (hppa_legitimize_address): Handle TLS addresses.
5688 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5689 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5690 (emit_move_sequence): Handle TLS addresses.
5691 (pa_encode_section_info): Call default handler to handle common
5693 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5694 (CONSTANT_ADDRESS_P): Reject TLS operands.
5695 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5696 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5697 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5698 (UNSPEC_TLSLE): Define new constants.
5699 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5700 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5701 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5702 (tie_symbolic_operand, tle_symbolic_operand): New
5704 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
5706 * aclocal.m4: Update macros for autoconf 2.59 style.
5707 * configure.ac: Likewise.
5709 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5711 * pa.c (function_value): Handle small aggregates on 32-bit targets.
5712 (function_arg): Pass small aggregates in general registers on 32-bit
5714 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5716 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
5718 * Makefile.in (final.o): Fix dependencies.
5720 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5724 * langhooks.h (struct lang_hooks): Add expr_to_decl.
5725 * langhooks.c (lhd_expr_to_decl): New.
5726 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5728 (LANG_HOOKS_INITIALIZER): Update.
5729 * tree.c (recompute_tree_invarant_for_addr_expr): Call
5730 expr_to_decl langhook.
5731 * c-tree.h (c_expr_to_decl): Declare.
5732 * c-typeck.c (c_expr_to_decl): New.
5733 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5735 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5737 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5740 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5741 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5743 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
5745 * Makefile.in: Adjust dependencies.
5746 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5747 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5748 * alias.c (rest_of_handle_cfg, pass_cfg): New.
5749 * bb-reorder.c (duplicate_computed_gotos): Make it static.
5750 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5751 rest_of_compilation.
5753 * bb-reorder.c (gate_duplicate_computed_gotos,
5754 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5755 rest_of_handle_reorder_blocks, pass_reorder_blocks,
5756 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5757 pass_partition_blocks): New.
5758 * bt-load.c (gate_handle_branch_target_load_optimize,
5759 rest_of_handle_branch_target_load_optimize,
5760 pass_branch_target_load_optimize): New.
5761 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5763 * cfglayout.c (pass_insn_locators_initialize): New.
5764 * cfgrtl.c (pass_free_cfg): New.
5765 * combine.c (gate_handle_combine, rest_of_handle_combine,
5767 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5768 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5769 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5770 * except.c (pass_set_nothrow_function_flags,
5771 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5773 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5774 rest_of_handle_shorten_branches, pass_shorten_branches,
5775 rest_of_clean_state, pass_clean_state): New.
5776 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
5777 rest_of_handle_remove_death_notes, pass_remove_death_notes,
5778 rest_of_handle_life, pass_life, rest_of_handle_flow2,
5780 * function.c (pass_instantiate_virtual_regs, pass_init_function,
5781 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
5782 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5783 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
5785 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
5786 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
5787 pass_rtl_ifcvt, gate_handle_if_after_combine,
5788 rest_of_handle_if_after_combine, pass_if_after_combine,
5789 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
5790 pass_if_after_reload): New.
5791 * integrate.c (pass_initial_value_sets): New.
5792 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
5793 pass_purge_lineno_notes): New.
5794 * mode-switching.c (rest_of_handle_mode_switching,
5795 pass_mode_switching): New.
5796 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
5797 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
5799 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
5800 pass_loop_optimize): New.
5801 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
5803 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
5805 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
5806 pass_postreload_cse): New.
5807 * profile.c (gate_handle_profiling, pass_profiling,
5808 rest_of_handle_branch_prob, pass_branch_prob): New.
5809 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
5810 pass_split_before_regstack, gate_handle_split_before_regstack,
5811 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
5812 rest_of_handle_split_all_insns, pass_split_all_insns): New.
5813 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
5814 pass_stack_regs): New.
5815 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
5816 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
5817 pass_stack_adjustments): New.
5818 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
5819 pass_regrename): New.
5820 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
5821 pass_delay_slots, gate_handle_machine_reorg,
5822 rest_of_handle_machine_reorg, pass_machine_reorg): New.
5823 * rtl.h (extern void purge_line_number_notes): New.
5824 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
5825 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
5827 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
5829 * value-prof.c (gate_handle_value_profile_transformations,
5830 rest_of_handle_value_profile_transformations,
5831 pass_value_profile_transformations): New.
5832 * var-tracking.c (gate_handle_var_tracking,
5833 pass_variable_tracking): New.
5834 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
5836 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
5837 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
5838 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
5839 rest_of_handle_old_regalloc, rest_of_handle_regrename,
5840 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
5841 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
5842 rest_of_handle_gcse2, rest_of_handle_regmove,
5843 rest_of_handle_tracer, rest_of_handle_if_conversion,
5844 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
5845 rest_of_handle_web, rest_of_handle_branch_prob,
5846 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
5847 rest_of_handle_jump_bypass, rest_of_handle_combine,
5848 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5849 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5850 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
5851 rest_of_handle_mode_switching, rest_of_handle_jump,
5852 rest_of_handle_eh, rest_of_handle_stack_adjustments,
5853 rest_of_handle_flow2, rest_of_handle_jump2,
5854 rest_of_handle_peephole2, rest_of_handle_postreload,
5855 rest_of_handle_shorten_branches, rest_of_clean_state,
5856 rest_of_compilation): Remove.
5858 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
5859 * passes.c (dump_flags, in_gimple_form, all_passes,
5860 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5861 register_dump_files, next_pass_1, last_verified, execute_todo,
5862 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
5863 from tree-optimize.c.
5864 (init_optimization_passes): Moved from tree-optimize.c,
5865 adding the RTL optimizations.
5866 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
5867 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
5868 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5869 register_dump_files, next_pass_1, last_verified, execute_todo,
5870 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
5871 init_tree_optimization_passes, ipa_passes): Delete.
5872 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
5874 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
5875 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
5877 (ipa_passes): Remove.
5878 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
5879 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
5880 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
5881 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
5882 (dump_info_p, dump_flag): Moved to tree-dump.h.
5884 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5886 * passes.c (finish_optimization_passes): Use dump_begin
5887 and dump_end, TDI_end.
5888 (gate_rest_of_compilation): New.
5889 (pass_rest_of_compilation): Use it.
5890 (gate_postreload, pass_postreload): New.
5891 * toplev.c (general_init): Rename init_tree_optimization_passes.
5892 * toplev.h (init_tree_optimization_passes): Rename to
5893 init_optimizations_passes.
5894 * tree-dump.c (dump_flag): Make static.
5895 (dump_files): Remove RTL dumps.
5896 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5897 pass_cleanup_cfg, pass_free_cfg_annotations,
5898 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5899 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5900 * tree-pretty-print.c: Include tree-pass.h.
5901 * cgraph.c: Include tree-dump.h.
5903 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5905 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
5906 Only fall back to saying it points to readonly memory if
5909 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5911 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
5912 * config/m32r/m32r.c (m32r_compute_frame_size,
5913 m32r_expand_prologue): Take current_function_profile into
5914 account whenever we reference
5915 current_function_uses_pic_offset_table.
5916 (m32r_finalize_pic): Remove.
5917 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
5919 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
5921 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
5922 instead of $<. Don't remove ./as if it already exists.
5924 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5927 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
5928 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
5929 for complex modes when generating code for PA 1.0.
5930 (VALID_FP_MODE_P): New macro.
5931 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5932 sets for all general and floating point modes. Align wide floating
5933 point modes to even register boundaries to comply with architectural
5935 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
5936 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
5937 (VALID_FP_MODE_P): New macro.
5938 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5939 sets for all general and floating point modes. Align wide floating
5940 point modes to even register boundaries to comply with architectural
5943 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5945 * tree-dump.c (dump_files): Initialize dump number for .cgraph
5948 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5950 * tree-ssa-structalias.c: Don't include expr.h.
5952 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5954 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
5957 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5959 Fix PR tree-optimization/22279
5961 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
5964 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
5966 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
5968 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5970 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
5971 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
5972 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
5973 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
5974 config/stormy16/stormy16.c, config/v850/v850.c,
5975 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
5976 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
5977 Avoid "." or "\n" at end of diagnostics and capital letters at
5978 start of diagnostics.
5979 * combine.c, cse.c: Don't translate dump file output.
5980 * toplev.c (print_version): Only translate output if going to
5983 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5985 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
5986 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
5989 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5991 * pa.c (fix_range): Fix typo in comment.
5993 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5995 * tree-vrp.c (extract_range_from_assert): Replace
5996 fold (build (...)) with fold_build2.
5998 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6000 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6001 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6002 (format_types_orig, handle_format_attribute): Add support for
6005 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6007 * varasm.c (assemble_variable): Fix format specifier thinko.
6009 2005-07-03 Ira Rosen <irar@il.ibm.com>
6011 PR tree-optimization/22029 (and 22135)
6012 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6013 a phi node before calling dump_vops.
6015 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6017 * tree-dump.h (dump_string_field): Declare.
6018 * tree-dump.c: Use it instead of dump_string.
6019 (dump_string_field): Make non-static.
6021 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6023 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6024 up the minimal CFG stuff always when optimize > 0. Call
6025 split_all_insns_noflow in PIC case if needed.
6027 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6028 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6031 * c-decl.c (c_write_global_declarations): Dump contents of
6033 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6034 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6035 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6036 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6039 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6041 * c-common.h (GCC_DIAG_STYLE): Define.
6042 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6043 version for format checking to 4.1.
6044 * c-format.c: Include toplev.h after c-common.h.
6045 (enum format_type): Add gcc_tdiag_format_type.
6046 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6047 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6048 (format_types_orig): Add gcc_tdiag.
6049 (init_dynamic_diag_info): Support gcc_tdiag formats.
6050 (handle_format_attribute): Likewise.
6051 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6052 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6053 version for format checking to 4.1.
6054 (warning0, warning, error, pedwarn, sorry): Use
6056 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6057 (finish_aliases_1): Do not use %qE.
6058 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6059 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6060 Correct format bugs.
6061 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6062 parameter to unsigned HOST_WIDE_INT.
6063 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6065 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6068 * expr.c (write_complex_part): Use adjust_address for MEM.
6069 (read_complex_part): Same.
6071 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6073 Fix PR tree-optimization/22280
6075 * tree-sra.c (generate_element_init): Remove useless loop.
6077 2005-07-02 Richard Henderson <rth@redhat.com>
6079 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6081 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6083 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6086 * fold-const.c (fold_binary): Handle the return value of
6087 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6088 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6090 2005-07-02 Jeff Law <law@redhat.com>
6092 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6093 a eliminate type conversion which feeds an equality comparison
6094 if the original type or either operand in the comparison is a
6097 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6099 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6100 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6102 * config/avr/avr.c: Do not use '`' as left quote.
6103 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6104 Remove "." from end of diagnostics. Make diagnostics start with
6107 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6108 Joseph S. Myers <joseph@codesourcery.com>
6110 * toplev.c (default_tree_printer): Handle setting location with
6112 * c-objc.common.c (c_tree_printer): Likewise.
6113 * c-format.c (gcc_diag_flag_specs): Add '+'.
6114 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6115 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6117 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6118 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6119 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6120 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6121 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6122 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6123 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6124 format arguments where %J is used without %D.
6126 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6128 * gcc.c (LINK_SSP_SPEC): Define.
6129 (link_ssp_spec): New variable.
6130 (LINK_COMMAND_SPEC): Add %(link_ssp).
6131 (static_specs): Add link_ssp_spec.
6132 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6133 * configure: Rebuilt.
6134 * config.in: Rebuilt.
6136 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6137 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6138 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6139 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6140 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6141 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6142 -0x7008(2) instead of reading __stack_chk_guard variable.
6143 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6145 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6146 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6147 if TARGET_THREAD_SSP_OFFSET is defined.
6148 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6149 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6152 2005-06-27 Richard Henderson <rth@redhat.com>
6153 * libgcc-std.ver (GCC_4.1.0): New.
6154 * libgcc.h (__stack_chk_guard): Declare.
6155 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6156 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6157 * mklibgcc.in (lib2funcs): Add them.
6159 2005-07-01 Richard Henderson <rth@redhat.com>
6161 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6162 void * before struct sigcontext *.
6163 (x86_fallback_frame_state): Likewise.
6165 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6167 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6169 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6172 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6173 we check for SSA_NAME for.
6175 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6177 Fix PR tree-optimization/22071
6179 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6181 (get_constraint_for_component_ref): Use it.
6183 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6186 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6187 print out the last new line.
6189 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6191 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6192 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6193 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6194 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6195 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6196 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6197 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6198 (enum reg_class): New member CC0_REGS.
6199 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6200 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6201 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6202 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6203 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6204 Adjust for register now described.
6206 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6209 * config/i386/i386.md (stack_protect_test_si,
6210 stack_protect_test_di): Add earlyclobber for scratch 3.
6211 * config/rs6000/rs6000.md (stack_protect_testsi,
6212 stack_protect_testdi): Add earlyclobber for scratch 3,
6213 remove earlyclobber from scratch 4.
6215 Older entries for 2005 can be found in ChangeLog-2005.
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