1 2005-09-19 Richard Henderson <rth@redhat.com>
3 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6 2005-09-19 Richard Henderson <rth@redhat.com>
8 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
9 (ia64_expand_dot_prod_v8qi): New.
10 * config/ia64/ia64-protos.h: Update.
11 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
12 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
13 sdot_prodv8qi, sdot_prodv4hi): New.
14 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
16 2005-09-19 Richard Henderson <rth@redhat.com>
19 * real.c (exact_real_truncate): Return false if the format cannot
20 represent the number as a normal.
22 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
25 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
27 * tree-ssa-operands.c (swap_tree_operands): Export.
28 * tree.h (swap_tree_operands): Declare.
29 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
30 Call swap_tree_operands.
32 2005-09-19 Richard Henderson <rth@redhat.com>
34 * tree-flow.h (merge_alias_info): Declare.
35 * tree-ssa-copy.c (merge_alias_info): Export.
36 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
37 (vect_create_data_ref_ptr): Use create_iv directly.
38 (vectorizable_load): Use correct types for integer constants.
39 (vect_generate_tmps_on_preheader): Likewise.
40 (vect_gen_niters_for_prolog_loop): Likewise.
42 2005-09-19 Steven Bosscher <stevenb@suse.de>
44 PR rtl-optimization/23943
45 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
47 2005-09-18 Jan Hubicka <jh@suse.cz>
49 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
51 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
53 * varasm.c (output_constant): Do not abort on conversions to union
54 types between different sizes.
56 2005-09-18 Richard Guenther <rguenther@suse.de>
59 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
62 2005-09-18 Paul Brook <paul@codesourcery.com>
64 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
66 2005-09-17 Richard Henderson <rth@redhat.com>
68 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
69 * tree-ssa-loop.c (pass_vect_dce): Remove.
70 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
73 2005-09-17 Richard Henderson <rth@redhat.com>
75 * tree-pass.h (pass_vect_dce): Declare.
76 * passes.c (init_optimization_passes): Add it.
77 * tree-flow.h (tree_ssa_dce): Declare.
78 * tree-ssa-dce.c (tree_ssa_dce): Export.
79 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
80 (gate_tree_vectorize): ... here.
83 2005-09-17 Jan Hubicka <jh@suse.cz>
85 * except.c (struct eh_status): Turn region_array into vec.
86 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
87 convert_from_eh_region_ranges, find_exception_handler_labels,
88 current_function_has_exception_handlers, assign_filter_values,
89 build_post_landing_pads, dw2_build_landing_pads,
90 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
91 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
92 foreach_reachable_handler, can_throw_internal_1,
93 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
95 (duplicate_eh_region_1): Update region_array.
96 (duplicate_eh_regions): Resize region_array and avoid recomputing.
98 2005-09-17 David Edelsohn <edelsohn@gnu.org>
101 * expmed.c (expand_mult): Substitute simple register for op0 when
104 2005-09-17 Richard Henderson <rth@redhat.com>
106 * expr.c (emit_move_via_integer): Add force argument, pass it on
107 to emit_move_change_mode. Update callers.
108 (emit_move_complex): Pass true to new force argument.
109 * function.c (expand_function_end): Move expand_eh_return call
110 earlier. Merge sub-word complex values into a pseudo before
111 copying to the return hard register.
113 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
115 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
116 between different sizes.
118 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
122 * passes.c (init_optimization_passes): Register dump files for
125 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
127 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
128 * config/s390/s390.c (s390_overlap_p): New function.
129 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
130 peephole2, "*xc" peephole2): Added overlap check to the peephole2
133 2005-09-16 Richard Guenther <rguenther@suse.de>
135 * ipa-pure-const.c (static_execute): Free auxiliar information.
136 * ipa-type-escape.c (discover_unique_type): Free temporary key.
137 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
139 2005-09-15 DJ Delorie <dj@redhat.com>
141 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
143 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
145 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
147 (swap_commutative_operands_with_target): New.
149 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
151 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
154 (estimate_iters_using_array): New function.
155 * tree-data-ref.h (estimate_iters_using_array): Prototype
156 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
157 Use estimate_iters_using_array instead of analyze_array.
159 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
161 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
164 2005-09-15 Michael Matz <matz@suse.de>
166 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
168 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
170 PR tree-optimization/23835
171 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
172 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
174 2005-09-14 Richard Henderson <rth@redhat.com>
176 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
177 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
179 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
181 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
182 in the ARRAY_TYPE case.
184 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
186 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
188 2005-09-14 Uros Bizjak <uros@kss-loka.si>
191 * tree-vect-transform.c (vectorizable_operation): Return false for
192 scalar shift operations and for vector shift operations with
193 non-invariant shift arguments. Use scalar tree operand op1 as
194 a shift operand when vector shift insn pattern uses scalar shift
196 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
198 2005-09-14 Olivier Hainque <hainque@adacore.com>
200 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
201 value if it has side-effects.
203 2005-09-14 David Edelsohn <edelsohn@gnu.org>
206 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
208 2005-09-14 Alan Modra <amodra@bigpond.net.au>
210 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
211 passed as NAME as if it were label at start of function code.
213 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
215 * config/sh/sh.md (*movv4sf_i): Add general register cases to
218 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
220 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
221 as early clobber. Rewrite so the PIC register is not implicitly used.
223 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
225 * tree.c (annotate_with_file_line): Compare line numbers before
228 2005-09-13 Uros Bizjak <uros@kss-loka.si>
231 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
232 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
234 2005-09-13 Ian Lance Taylor <ian@airs.com>
236 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
237 than a HOST_WIDEST_INT to gen_doloop_begin.
239 2005-09-13 Diego Novillo <dnovillo@redhat.com>
241 * tree-dfa.c (dump_variable): Guard against NULL annotations.
243 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
245 PR tree-optimize/23817
246 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
248 2005-09-13 Alan Modra <amodra@bigpond.net.au>
251 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
252 word before changing the stack pointer. Use gen_frame_mem for MEMs.
253 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
254 (restore_stack_nonlocal): Likewise.
255 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
257 2005-09-12 Ian Lance Taylor <ian@airs.com>
260 * c.opt (ffriend-injection): New C++ option.
261 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
262 (C++ Dialect Options): Document -ffriend-injection.
264 2005-09-12 Josh Conner <jconner@apple.com>
267 * ipa-reference.c (static_execute): Don't mark variables in
268 named sections TREE_READONLY.
270 2005-09-12 Alan Modra <amodra@bigpond.net.au>
272 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
275 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
277 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
278 V_MUST_DEF instead of just the first_use_p.
279 Don't mark the virtual variables for renaming on the statement which
281 (pass_dse): Remove TODO_update_ssa.
283 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
286 * stor-layout.c (compute_record_mode): For records with a single
287 field, actually check the field's mode size against the type size.
289 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
290 registers for TARGET_SHMEDIA.
291 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
292 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
293 of GENERAL_REGS and FP_REGS.
295 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
297 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
299 2005-09-12 Alan Modra <amodra@bigpond.net.au>
301 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
302 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
303 are omitted. Exclude stack_tie insn too.
305 2005-09-11 David Edelsohn <edelsohn@gnu.org>
307 PR rtl-optimization/23098
308 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
310 * config/rs6000/rs6000.md (movdf splitter): Use
311 const_double_operand predicate for TARGET_POWERPC64.
312 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
313 SYMBOL_REF method to ABI_V4.
315 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
316 replace_equiv_address.
317 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
318 rs6000_sr_alias_set and MEM_NOTRAP.
319 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
321 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
323 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
324 handle CALL_EXPR again.
326 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
328 * arm/predicates.md (alignable_memory_operand): Delete.
330 2005-09-10 Richard Henderson <rth@redhat.com>
333 * dbxout.c (dbxout_expand_expr): New.
334 (dbxout_symbol): Use it.
336 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
338 * arm.c (arm_gen_rotated_half_load): Delete.
339 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
340 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
341 (thumb_set_return_address): Likewise.
342 (thumb_load_double_from_address): Use adjust_address.
343 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
344 (extendhsisi2_mem, movhi_bytes): Use change_address.
345 (movhi): Use widen_memory_access.
346 (reload_out_df): Use replace_equiv_address.
347 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
349 2005-09-09 Richard Henderson <rth@redhat.com>
352 * dbxout.c: Include expr.h.
353 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
354 (dbxout_symbol): Handle DECL_VALUE_EXPR.
355 * Makefile.in (dbxout.o): Add EXPR_H.
357 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
359 PR tree-optimization/23509
360 * tree-cfg.c (replace_uses_by): Use replace_exp.
361 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
362 pointers have name_mem_tag or type_mem_tag set.
364 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
366 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
367 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
368 of wrongly accessing operands.
370 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
372 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
373 * tree-chrec.c: Include tree-scalar-evolution.h.
374 (chrec_convert): Instantiate the base and step before calling
375 scev_probably_wraps_p that would fail on parametric evolutions.
376 Collect all the fails into a single section failed_to_convert,
377 print a diagnostic, and return chrec_dont_know instead of calling
379 * tree-scalar-evolution.c (loop_closed_phi_def): New.
380 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
382 (scev_const_prop): Don't replace the definition of a loop closed ssa
383 phi node by itself, or by another loop closed ssa phi node.
384 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
385 that base and step are defined.
387 2005-09-09 Richard Guenther <rguenther@suse.de>
390 * fold-const.c (fold_ternary): Check truth_value_p before
391 calling invert_truthvalue.
393 2005-09-09 Nick Clifton <nickc@redhat.com>
395 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
396 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
397 dimension of these arrays.
398 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
400 * longlong.h: Only provide a prototype for the __clz_tab[] array
401 if this header has not been included from libgcc2.h.
402 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
404 Provide prototypes for exported functions.
405 Use the __clz_tab[] and __popcount_tab[] arrays provided by
408 2005-09-08 Josh Conner <jconner@apple.com>
412 * expr.c (expand_expr_addr_expr_1): Don't invoke
413 expand_simple_binop for EXPAND_INITIALIZER.
415 2005-09-08 Richard Henderson <rth@redhat.com>
418 * toplev.c (wrapup_global_declaration_1): Split out ...
419 (wrapup_global_declaration_2): ... from ...
420 (wrapup_global_declarations): ... here. Return bool.
421 (check_global_declaration_1): Split out ...
422 (check_global_declarations): from here.
423 (emit_debug_global_declarations): New.
424 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
425 check_global_declaration_1, emit_debug_global_declarations): Declare.
426 * c-decl.c (c_write_global_declarations_1): Don't create a vector
427 of decls. Call wrapup_global_declaration_1,
428 wrapup_global_declaration_2, check_global_declaration_1 directly.
429 (c_write_global_declarations_2): New.
431 (c_write_global_declarations): Call c_write_global_declarations_2.
432 * langhooks.c (write_global_declarations): Call
433 emit_debug_global_declarations.
435 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
436 remove decls that have DECL_RTL_SET_P.
437 * passes.c (rest_of_decl_compilation): Invoke
438 cgraph_varpool_finalize_decl for all but functions.
440 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
442 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
443 the result of a conversion if the new min and max cannot be compared.
445 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
447 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
448 (override_options): Setting s390_sr_alias_set removed.
449 (save_fpr, save_gprs): Set alias set to vararg or frame.
450 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
451 s390_sr_alias_set with get_frame_alias_set ().
452 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
453 get_varargs_alias_set ().
455 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
459 * c-parser.c (c_parser_objc_method_definition): If the next
460 token is not "{", error out and don't start the function.
462 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
464 * tree-vrp.c (extract_range_from_expr): Move the check for non
465 nullness after the check for gimple invariant.
467 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
469 * tree.c (host_integerp, tree_low_cst): Correct function comment.
471 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
474 * config/m32r.md (movmemsi_internal): Canonicalize order of
475 operands in PLUS component of template.
477 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
479 * reload1.c (fixup_eh_region_note): Remove assertion.
480 (fixup_abnormal_edges): Reverted removal of call to
481 find_many_sub_basic_blocks made on 2005-08-31.
483 2005-09-07 Richard Henderson <rth@redhat.com>
485 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
486 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
487 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
488 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
489 rearrange for better packing.
490 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
491 (lookup_cfa_1): Remove inline marker.
492 (cfa_equal_p): Split out of ...
493 (def_cfa_1): ... here. Use INVALID_REGNUM.
494 (build_cfa_loc): Handle !cfa->indirect.
495 (frame_pointer_cfa_offset): New.
496 (dbx_reg_number): Assert register elimination performed; do
497 leaf register remapping.
498 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
499 (eliminate_reg_to_offset): New.
500 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
501 for verifiably local stack frame addresses; re-base to CFA.
502 (mem_loc_descriptor): Remove can_use_fbreg argument.
503 (concat_loc_descriptor, loc_descriptor): Likewise.
504 (containing_function_has_frame_base): Remove.
505 (rtl_for_decl_location): Don't do register elimination or
506 leaf register remapping here.
507 (secname_for_decl): Split out from ..
508 (add_location_or_const_value_attribute): ... here.
509 (convert_cfa_to_loc_list): New.
510 (compute_frame_pointer_to_cfa_displacement): New.
511 (gen_subprogram_die): Use them.
512 * tree.h (frame_base_decl): Remove.
513 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
514 (prologue_stack_adjust): Remove.
515 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
516 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
517 (set_frame_base_location): Remove.
518 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
519 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
520 (vt_add_function_parameters): Don't eliminate_regs.
521 (vt_initialize): Don't create frame_base_decl.
523 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
525 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
526 version of GNU binutils for 4.x and later.
528 2005-09-06 Mark Mitchell <mark@codesourcery.com>
530 * ggc-page.c (ggc_push_context): Remove.
531 (ggc_pop_context): Likewise.
532 * ggc.h (ggc_push_context): Remove.
533 (ggc_pop_context): Likewise.
535 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
538 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
539 returning from an interrupt handler.
541 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
544 * config/arc/arc.c (output_shift): Add check for loop count when
547 2005-09-06 Steven Bosscher <stevenb@suse.de>
549 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
551 (abs_replacement): Likewise.
552 (pass_phiopt): Remove TODO_update_ssa.
554 2005-09-06 Jakub Jelinek <jakub@redhat.com>
557 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
558 if "return with no value, in function returning non-void" warning
560 * tree-cfg.c (execute_warn_function_return): Don't look at
561 RETURN_EXPRs with TREE_NO_WARNING set.
564 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
565 for internal functions doesn't use registers used by global registers
566 variables. Use fewer register parameters if there are global register
569 2005-09-06 Olivier Hainque <hainque@adacore.com>
570 Eric Botcazou <ebotcazou@adacore.com>
573 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
574 when we would be extracting outside its bit span (bitpos+bitsize
575 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
576 Ada unchecked conversions.
578 2005-09-06 Steven Bosscher <stevenb@suse.de>
580 * tree-ssa-pre.c (try_look_through_load): New function.
581 (compute_avail): Use it to try to look through loads for some
582 more useful expressions.
584 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
586 * simplify-rtx.c (simplify_binary_operation_1): Correct the
587 condition for detecting cases like (a&a) and (a^a).
589 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
591 * common.opt: Add option ftree-vect-loop-version.
592 * params.def: Add --param vect-max-version-checks.
593 * doc/invoke.texi: Document ftree-vect-loop-version and
594 --param vect-max-version-checks.
595 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
596 may_misalign_stmts and defines for accessors.
597 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
598 LOOP_VINFO_MAY_MISALIGN_STMTS.
599 (destroy_loop_vec_info): VEC_free for
600 LOOP_VINFO_MAY_MISALIGN_STMTS.
601 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
602 Update documentation.
603 (vect_update_misalignment_for_peel): New.
604 (vect_enhance_data_refs_alignment): Update to choose loop
605 peeling or loop versioning if appropriate for the (potentially)
606 unaligned data references in the loop.
607 (vect_analyze_data_refs_alignment): Remove call to
608 vect_enhance_data_refs_alignment so the checks can be done
610 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
611 and move up call to vect_analyze_data_refs_alignment.
612 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
613 (vect_transform_loop): Add call to loop_version.
615 2005-09-06 Jakub Jelinek <jakub@redhat.com>
617 PR rtl-optimization/23098
618 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
619 * simplify-rtx.c (constant_pool_reference_p): New function.
620 * rtl.h (constant_pool_reference_p): New prototype.
621 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
622 constant_pool_reference_p in condition and
623 avoid_constant_pool_reference in preparation statements.
625 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
627 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
628 STRICT_LOW_PART SETs.
630 2005-09-06 Alan Modra <amodra@bigpond.net.au>
633 * except.c (sjlj_emit_function_enter): Find the function begin
634 note even when it's not in first basic block.
636 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
638 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
639 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
640 * aclocal.m4: Regenerate.
642 2005-09-05 DJ Delorie <dj@redhat.com>
644 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
647 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
649 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
650 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
651 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
652 Follow spelling conventions.
653 * doc/invoke.texi: Follow spelling conventions.
655 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
657 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
658 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
659 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
661 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
664 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
665 (output_stack_adjust): Use gen_tmp_stack_mem.
666 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
667 (sh_set_return_address, sh_allocate_initial_value): Likewise.
668 (sh_get_pr_initial_val): Likewise.
669 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
670 (sh_initialize_trampoline): Likewise. Also use adjust_address.
671 * sh.md (divsi_inv_m0): Use gen_const_mem.
672 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
673 (movdf_i4+1): Use gen_tmp_stack_mem.
674 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
675 (fpu_switch+2): Likewise.
676 (movv4sf_i, movv16sf_i): Use adjust_address.
677 (symGOT_load): Set MEM_NOTRAP_P bit.
679 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
682 * pa.c (emit_move_sequence): Fix typo in last change.
684 2005-09-03 Jakub Jelinek <jakub@redhat.com>
686 PR rtl-optimization/23454
687 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
690 2005-09-03 Richard Henderson <rth@redhat.com>
691 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
694 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
697 2005-09-02 Nicolas Pitre <nico@cam.org>
699 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
700 to bit_count to 32 bits.
702 2005-08-31 Mark Mitchell <mark@codesourcery.com>
705 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
706 generating synthetic loads from volatile lvalues.
708 005-09-02 Nick Clifton <nickc@redhat.com>
710 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
711 __ctzhi2, __clzhi2): New functions.
713 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
716 * tree-nested.c (struct var_map_elt): Mark with GTY.
717 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
719 (lookup_field_for_decl): Allocate new element in GC memory.
720 (lookup_tramp_for_decl): Likewise.
721 (convert_nl_goto_reference): Likewise
722 (create_nesting_tree): Allocate info in GC memory. Likewise for
724 (free_nesting_tree): Free with ggc_free instead of free.
725 (root): New static variable.
726 (lower_nested_functions): Remove root as local variable. And zero out
727 root at the end of the function.
729 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
731 PR rtl-optimization/20365
732 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
733 to short. New member ix.
734 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
735 (simplify_plus_minus): Initialize ix members before calling qsort.
737 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
739 PR tree-optimization/23626
740 * tree-cfg.c (replace_uses_by): Clean up eh info.
742 2005-09-01 DJ Delorie <dj@redhat.com>
744 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
747 2005-09-01 David Edelsohn <edelsohn@gnu.org>
749 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
750 (rs6000_split_multireg_move): Use replace_equiv_address instead of
753 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
755 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
756 do not issue warning for a variable definition following
759 2005-09-01 Richard Henderson <rth@redhat.com>
762 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
763 conversion to CONST_VECTOR.
765 2005-09-01 Richard Henderson <rth@redhat.com>
768 * reload1.c (reload_as_needed): Check !CALL_P before calling
769 fixup_eh_region_note.
770 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
772 2005-09-01 DJ Delorie <dj@redhat.com>
774 * varasm.c (output_constant): Let the target resolve
775 conversions of addresses to non-default pointer sizes.
777 2005-09-01 Nicolas Pitre <nico@cam.org>
779 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
780 to alow matching ARM pre-indexed addressing mode.
781 (arm_override_options): Remove now irrelevant comment.
783 2005-09-01 Phil Edwards <phil@codesourcery.com>
785 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
786 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
787 * config/i386/vxworks.h: Likewise.
788 * config/i386/t-vxworksae: New file, for VxWorks AE.
789 * config/i386/vxworksae.h: Likewise.
791 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
793 PR tree-optimization/23410
794 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
795 sequence is not wrapping during the first step.
797 2005-09-01 Jakub Jelinek <jakub@redhat.com>
800 * dwarf2out.c (base_type_die): Compare char_type_node with
801 TYPE_MAIN_VARIANT (type), not type.
803 2005-09-01 Richard Guenther <rguenther@suse.de>
805 PR tree-optimization/15366
806 * common.opt: Add -finline-functions-called-once.
807 Put -fearly-inlining in alphabetically ordered place.
808 * doc/invoke.texi: Document new option.
809 * ipa-inline.c (cgraph_decide_inlining): Honour
810 flag_inline_functions_called_once.
812 2005-09-01 Jakub Jelinek <jakub@redhat.com>
814 PR rtl-optimization/23478
815 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
816 (alloc_qty): Initialize it.
817 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
818 (combine_regs): Combine also n_throwing_calls_crossed fields.
819 (find_free_reg): Don't attempt to caller-save pseudos crossing
820 calls that might throw.
821 * global.c (struct allocno): Add throwing_calls_crossed field.
822 (global_alloc): Revert 2005-08-22 change. Initialize
823 throwing_calls_crossed.
824 (find_reg): Don't attempt to caller-save pseudos crossing calls that
827 2005-09-01 Alan Modra <amodra@bigpond.net.au>
830 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
831 (mask64_operand): Reinstate code prior to 2005-06-11 change.
832 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
833 (and64_2_operand): Tweak to use predicate.
834 (and_operand): Adjust for mask_operand changes.
835 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
836 (print_operand): Likewise.
837 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
838 (mask64_1or2_operand): Delete.
839 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
840 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
841 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
842 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
843 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
844 (rotldi3_internal4): Likewise.
845 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
846 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
847 (ashldi3_internal7): Likewise.
848 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
849 (ashldi3_internal, ashldi3_internal9 split): Likewise.
850 (anddi3 split): Don't match mask64_operand.
851 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
852 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
853 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
854 't' splitter predicate.
855 (movdi_internal64 + 2): Revert 2005-06-11 change.
857 2005-08-31 DJ Delorie <dj@redhat.com>
859 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
860 (m32c_asm_integer): Add support for 32 bit pointers.
862 2005-08-31 Richard Henderson <rth@redhat.com>
864 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
865 component-like references for setting MEM_NOTRAP_P.
867 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
868 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
870 2005-08-31 Richard Henderson <rth@redhat.com>
872 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
873 into a pseudo before applying gen_lowpart.
875 2005-08-31 Geoffrey Keating <geoffk@apple.com>
877 * doc/install.texi (Specific): Update cctools version required
878 for full functionality.
879 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
880 linkers as -macosx_version_min.
882 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
885 * sh.c (print_operand, %R and %S): Add handling of floating point
886 registers, memory, constants and invalid operands.
888 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
890 * ipa-pure-const.c: Change dump name.
892 2005-08-31 Uros Bizjak <uros@kss-loka.si>
895 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
896 to "reg_or_0_operand".
897 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
899 2005-08-31 Dale Johannesen <dalej@apple.com>
901 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
902 loops that count down.
904 2005-08-31 Richard Henderson <rth@redhat.com>
907 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
908 (fixup_eh_region_note): New.
909 (reload_as_needed): Call it.
910 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
911 don't call find_many_sub_basic_blocks; call verify_flow_info.
912 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
913 (keep_stack_depressed): Likewise.
914 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
916 2005-08-31 Richard Henderson <rth@redhat.com>
918 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
921 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
923 * expr.c (expand_expr_real_1): Compare size of address
924 mode to target's address mode size in deciding expansion of
925 the constant address.
927 2005-08-31 Richard Guenther <rguenther@suse.de>
930 * expr.c (all_zeros_p): New function.
931 (expand_expr_real_1): Handle the case of an all-zero
932 non-addressable constructor separately.
934 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
936 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
937 arguments, adjust all callers.
938 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
940 2005-08-30 Richard Henderson <rth@redhat.com>
943 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
944 whenever the mode sizes match.
946 2005-08-31 Alan Modra <amodra@bigpond.net.au>
948 * calls.c (load_register_parameters): Fix comment typo.
949 * expr.c (emit_push_insn): Comment formatting.
951 2005-08-30 Ian Lance Taylor <ian@airs.com>
953 * config/i386/x-cygwin (host-cygwin): Change dependency from
954 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
956 2005-08-29 Geoffrey Keating <geoffk@apple.com>
958 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
961 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
964 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
967 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
970 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
971 beginning. Remove $(INCLUDES) from all the rules, if following
972 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
974 2005-08-29 Jakub Jelinek <jakub@redhat.com>
977 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
978 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
979 not constant, but maxlen is, don't set len to maxlen, rather
980 set maxlen to len if len is a constant.
982 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
984 PR tree-optimization/23475
985 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
988 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
990 Fix PR middle-end/22455
992 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
993 Checksum only the parts of the tree that exist for the tree code.
995 2005-08-28 Dale Johannesen <dalej@apple.com>
997 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
999 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1001 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1003 2005-08-28 Richard Henderson <rth@redhat.com>
1005 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1006 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1009 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1012 * builtins.c (get_memory_rtx): Don't strip nops
1013 in between COMPONENT_REFs.
1015 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1018 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1020 (gimplify_modify_expr): Check for zero sized types and gimplify the
1021 rhs and lhs as statements.
1023 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1026 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1027 state for return address column of signal frames.
1029 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1032 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1033 bytes >= 2 not bytes == 2.
1034 (expand_block_move): Same.
1036 2005-08-27 Richard Guenther <rguenther@suse.de>
1039 * config/i386/sse.md (sse2_movsd): Add missing closing
1042 2005-08-27 Paul Brook <paul@codesourcery.com>
1044 * genrecog.c (enum decision_type): Add DT_num_insns.
1045 (struct decision_test): Add u.num_insns.
1046 (add_to_sequence): Add DT_num_insns test.
1047 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1048 (write_cond, debug_decision_2): Ditto.
1049 (change_state): Assume peep2_next_insn never fails.
1050 Remove "afterward" argument.
1051 (write afterward, write_tree): Update to match.
1052 * recog.c (peep2_current_count): New variable.
1053 (peep2_next_insn): Check it.
1054 (peephole2_optimize): Set peep2_current_count.
1055 * recog.h (peep2_current_count): Declare.
1057 2005-08-26 Josh Conner <jconner@apple.com>
1060 * ipa-pure-const.c (check_tree): Check for volatile-ness
1061 when considering a dereference.
1063 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1065 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1067 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1069 PR rtl-optimization/23561
1070 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1071 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1072 at most LEN bytes long memory fits into the field.
1073 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1074 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1075 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1077 2005-08-26 Richard Henderson <rth@redhat.com>
1080 * loop.c (biased_biv_may_wrap_p): New.
1081 (maybe_eliminate_biv_1): Use it to suppress non-equality
1082 comparison transformations. Delete disabled code.
1084 2005-08-26 Ian Lance Taylor <ian@airs.com>
1086 * combine.c (make_extraction): Avoid reference outside object.
1088 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1090 * stor-layout.c (finalize_type_size): Restore behaviour for
1091 non-aggregate types to the status quo ante of the patch for
1092 pr 23467. Document why it matters.
1094 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1097 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1098 array by one element, initialize the BT_LAST element with NULL.
1100 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1102 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1103 optimizing for size.
1105 (compare_plus_eqsi): Same.
1106 (plus_eqsi_compare): Same.
1107 (neg_eq0<mode>): Same.
1108 (neg_eq<mode>): Same.
1110 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1113 2005-08-26 Nick Clifton <nickc@redhat.com>
1115 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1116 TARGET_EP is not defined.
1117 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1118 TARGET_EP is enabled.
1119 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1120 * config/v850/v850.md (save_all_interrupt): Only use the EP
1121 register if TARGET_EP is defined.
1122 (restore_all_interrupt): Likewise.
1123 * config/v850/lib1funcs.asm: Update functions so that the EP
1124 register is only used if __EP__ is defined.
1126 2005-08-26 David Ung <davidu@mips.com>
1128 * config/mips/mips.c (mips_expand_prologue): Handle case when
1129 generating for MIPS16 and the outgoing argument area is more than
1130 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1133 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1135 * config/crx/crx.md: Make doloop_end pattern usage controllable
1136 via mloop-nesting=<max-nesting> command line switch. Make sure
1137 the combiner cannot use doloop_end_<mode> in an illegal way.
1138 * config/crx/crx.c: Use regs up to r6 for argument passing.
1139 Refine crx_address_cost (non cst4 displacements are expensive).
1140 * config/crx/crx.opt: Add switch for mloop-nesting=.
1142 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1144 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1145 (UNSPEC_MVST): New constant.
1147 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1149 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1150 Reject operands containing eliminable registers.
1151 * testsuite/gcc.dg/20050825-1.c: New testcase.
1153 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1154 Jan Hubicka <jh@suse.cz>
1156 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1158 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1160 PR tree-optimization/23546
1161 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1164 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1166 * params.def (PARAM_MIN_SPEC_PROB): New.
1167 * sched-rgn.c (MIN_PROBABILITY): Delete.
1168 (compute_trg_info): Convert to PARAM_VALUE.
1169 * doc/invoke.texi (param): Document min-spec-prob.
1171 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1173 * config/darwin.h: define __PIC__
1174 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1175 TARGET_OS_CPP_BUILTINS macro.
1177 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1179 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1182 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1184 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1186 * cfghooks.c (duplicate_block): Added position where to place
1187 new block as argument.
1188 * cfghooks.h (duplicate_block): Declaration changed.
1189 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1191 * cfglayout.h (copy_bbs): Declaration changed.
1192 * cfgloop.h (loop_version): Declaration changed.
1193 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1194 position to copy_bbs.
1195 (loop_version): Pass position to duplicate_loop_to_header_edge.
1196 Add place_after argument and position new blocks according to
1198 * modulo-sched.c (sms_schedule): Pass place_after argument
1200 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1201 * tree-cfg.c (split_edge_bb_loc): New function.
1202 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1203 to determine position of new blocks.
1204 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1206 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1207 argument to duplicate_block.
1208 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1209 Pass position to copy_bbs.
1211 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1213 * fold-const.c (ptr_difference_const): Use
1214 cst_and_fits_in_hwi instead of host_integerp.
1216 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1218 * config/darwin.c (gen_pic_offset): New.
1219 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1222 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1224 PR tree-optimization/23486
1225 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1227 2005-08-23 Phil Edwards <phil@codesourcery.com>
1229 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1230 remove use_collect2.
1231 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1233 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1234 configuration files to override the default value.
1236 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1237 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1238 * config/vx-common.h: New file, split out from...
1239 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1240 * config/vxworksae.h: New file, for VxWorks AE.
1241 * config/vxworks.opt: New file.
1242 * config/vxlib.c: Update for VxWorks 6.
1244 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1245 other MULTILIB_* variables appropriately.
1246 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1247 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1248 * config/rs6000/vxworks.h: Update for VxWorks 6.
1249 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1251 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1254 * config/darwin.c (machopic_select_section): Remove the hack to
1255 mark "::operator new" and "::operator delete" for coalescing
1256 even though they are not weak.
1258 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1260 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1261 * configure: Regenerate.
1263 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1266 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1268 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1269 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1272 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1274 * config/rs6000/predicates.md (equality_operator): New.
1275 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1276 comparison with a large constant.
1278 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1280 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1282 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1284 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1285 registers is even, and we have a hardware double precision fp,
1287 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1288 size of current argument when checking if argument was passed in
1291 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1294 * stor-layout.c (finalize_type_size): Dont override
1295 existing alignment with a smaller alignment from the mode.
1297 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1299 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1300 * lambda.h (lambda_vector_lexico_pos): ... here.
1301 * tree-data-ref.c (build_classic_dist_vector): Return false when
1302 the distance vector is lexicographically negative.
1304 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1306 PR tree-optimization/23511
1307 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1308 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1310 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1312 PR tree-optimization/22043
1313 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1314 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1315 If ALLOW_FLEXARR, handle types ending with flexible array member.
1316 Pass false as second argument to recursive count_type_elements calls.
1317 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1318 argument to count_type_elements call.
1319 * tree-sra.c (decide_block_copy): Likewise.
1320 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1321 for a constant-sized object, set cleared as well. Pass true as
1322 second argument to count_type_elements call.
1324 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1327 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1328 from legitimate_small_data_p, and make global. Update use.
1329 Remove forward declaration.
1330 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1332 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1334 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1336 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1337 of scratch intermediates.
1338 (eq<mode>_compare): Same.
1339 (neg_eq0<mode>): New.
1340 (neg_eq<mode>): Convert to define_insn_and_split.
1342 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1345 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1346 stdarg functions, set/clear the fp marker even when no variable
1348 * config/rs6000/sysv4.opt (mprototype): Describe.
1350 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1352 PR rtl-optimization/23478
1353 * regs.h (reg_info): Add throw_calls_crossed.
1354 (REG_N_THROWING_CALLS_CROSSED): Define.
1355 * flow.c (allocate_reg_life_data): Initialize
1356 REG_N_THROWING_CALLS_CROSSED.
1357 (propagate_one_insn, attempt_auto_inc): Update
1358 REG_N_THROWING_CALLS_CROSSED.
1359 * global.c (global_alloc): Don't allocate pseudos across
1360 calls that may throw.
1362 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1365 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1366 value is inbetween the range if we did not find an exact match.
1368 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1370 * doc/invoke.texi (Option Summary): Add ms1 options.
1371 * doc/extend.texi: Document interrupt handler attribute for ms1.
1372 * doc/md.texi: Document ms1 constraints.
1373 * config.gcc: Add ms1-*-elf.
1374 * config/ms1/ms1.h: New.
1375 * config/ms1/ms1.c: New.
1376 * config/ms1/ms1.md: New.
1377 * config/ms1/ms1-protos.h: New.
1378 * config/ms1/ABI.txt: New.
1379 * config/ms1/crti.asm: New.
1380 * config/ms1/crtn.asm: New.
1381 * config/ms1/lib2extra-funcs.c: New.
1382 * config/ms1/t-ms1: New.
1383 * config/ms1/ms1.opt: New.
1385 2005-08-22 Ira Rosen <irar@il.ibm.com>
1387 * config/rs6000/altivec.md (xorv4sf3): New.
1388 (negv4sf2, neg<mode>2): Likewise.
1390 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1393 * config/ia64/ia64.md (divsi3): Check divide by zero.
1394 (udivsi3): Likewise.
1396 (udivdi3): Likewise.
1398 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1400 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1401 up to elem_bitsize bits, not max_bitsize.
1403 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1405 PR tree-optimization/23433
1406 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1407 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1409 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1411 PR tree-optimization/23434
1412 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1413 the iteration bound is not an INTEGER_CST.
1415 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1417 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1418 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1419 NULL if need_epilog_adjust is false.
1420 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1421 Case 3 always peels first itration, not just for PLUS case, and no need
1422 to use scalar_initial_def here. Create an epilog adjustment only if
1423 scalar_initial_def is not NULL.
1425 (vectorizable_reduction): Remove assert.
1427 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1430 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1431 (__moddi3): Likewise.
1432 (__udivdi3): Likewise.
1433 (__umoddi3): Likewise.
1434 (__divsi3): Likewise.
1435 (__modsi3): Likewise.
1436 (__udivsi3): Likewise.
1437 (__umodsi3): Likewise.
1439 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1441 * tree-pass.h (TDF_GRAPH): Define.
1442 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1443 * passes.c (finish_optimization_passes): Only call
1444 finish_graph_dump_file if TDF_GRAPH is set.
1445 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1446 NULL. Set TDF_GRAPH bit.
1447 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1449 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1451 * arm.h (arm_stack_offsets): Add locals_base field.
1452 * arm.c (arm_get_frame_offsets): Compute it.
1453 (thumb_compute_initial_elimination offset): Make the Thumb frame
1454 pointer point to the base of the local variables.
1455 (thumb_expand_prologue): Update accordingly.
1456 (thumb_expand_epilogue): Likewise.
1458 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1459 mode of clobbered scratch to DImode. Handle a case that's known to
1462 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1464 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1465 (gt0<mode>_compare): Delete.
1466 (neg_gt0<mode>): Delete.
1468 2005-08-19 Eric Christopher <echristo@apple.com>
1470 * optabs.h: Change CTI_ to COI_.
1473 2005-08-19 James E Wilson <wilson@specifix.com>
1475 * builtins.c (expand_builtin_return_addr): Set
1476 current_function_accesses_prior_frames when count != 0. Use
1477 frame_pointer_rtx when count == 0.
1478 * function.h (struct function): Add accesses_prior_frames field.
1479 (current_function_accesses_prior_frames): Define.
1480 * reload1.c (init_elim_table): Check
1481 current_function_accesses_prior_frames.
1482 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1484 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1486 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1487 indicator. Return true if the flowgraph changed during
1490 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1493 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1494 conditional expression before testing its value.
1496 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1498 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1500 2005-08-19 Devang Patel <dpatel@apple.com>
1502 PR tree-optimization/23048
1503 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1504 third parameter. Check whether latch is dominated by exit
1506 (if_convertible_loop_p): Supply exit block itself to
1507 if_convertible_bb_p.
1509 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1512 * arm.md (arm_load_pic_register): Change argument to the mask of
1513 saved registers. Call thumb_find_work_register if we need a
1514 scratch register on Thumb.
1515 (arm_expand_prologue): Pass empty register set to
1516 arm_load_pic_register.
1517 (thumb_expand_prologue): Pass live_regs_mask directly to
1518 arm_load_pic_register.
1519 * arm-protos.h (arm_load_pic_register): Update prototype.
1521 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1523 * sh.c (find_sole_member): New function.
1524 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1525 if the record's alignment is larger than the size of its only member.
1527 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1530 * arm.c (thumb_legitimize_reload_address): New function.
1531 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1532 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1534 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1536 * config/crx/crx.c: Implement crx_decompose_address. Reject
1537 symbolic displacements since CRX register relative adressing
1538 mode can't handle unsigned 32-bit values as displacements.
1539 * config/crx/crx.h: Simplify definitions, remove redundant
1540 parenthesis and obsolete macros.
1541 * config/crx/crx.opt: Add new switch for debugging addresses.
1542 * config/crx/crx-protos.h: Add new declarations for above.
1544 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1547 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1550 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1552 * collect2.c (dup2): Delete.
1553 * configure.ac: Don't check for dup2.
1555 * config.in, configure: Regenerate.
1557 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
1559 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1560 record with the type of its only member.
1562 2005-08-18 David Edelsohn <edelsohn@gnu.org>
1564 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1565 define_insn_and_split.
1566 (plus_ltu<mode>_compare): Same.
1567 (gtu<mode>_compare): Same.
1568 (plus_gtu<mode>_compare): Same.
1570 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
1572 PR tree-optimization/22228
1573 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1575 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1576 are recorded in vect_vnames_to_rename for renaming.
1577 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1578 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1579 in vect_vnames_to_rename.
1580 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1581 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1583 2005-08-18 Jan Hubicka <jh@suse.cz>
1586 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1587 info only for local statics, not for member variables.
1589 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1591 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1593 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1595 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1597 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
1600 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1602 2005-08-17 James E Wilson <wilson@specifix.com>
1604 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1607 2005-08-17 David Edelsohn <edelsohn@gnu.org>
1609 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1610 (leu<mode>_compare): Same.
1611 (plus_leu<mode>): Same.
1612 (neg_leu<mode>): Same.
1613 (and_neg_leu<mode): Same.
1614 (ltu<mode>_compare): Same.
1615 (plus_ltu<mode>): Same.
1617 (geu<mode>_compare): Same.
1618 (plus_geu<mode>): Same.
1619 (neg_geu<mode>): Same.
1620 (and_neg_geu<mode>): Same.
1621 (plus_gt<mode>): Same.
1622 (gtu<mode>_compare): Same.
1623 (plus_gtu<mode>): Same.
1625 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
1627 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1628 Move call_table_data to end. Delete spurious .text.
1629 (callt_save_all_interrupt): Fix comment typo.
1631 2005-08-17 James E Wilson <wilson@specifix.com>
1632 Kevin Winchester <winchester@amirix.com>
1635 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1637 2005-08-17 Uros Bizjak <uros@kss-loka.si>
1640 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1641 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1643 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
1645 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1646 record with the type of its only member if the modes don't match.
1648 * varasm.c (decode_reg_name): Skip empty additional register names.
1650 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
1652 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1653 lsm_tmp_name_length): New.
1654 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1655 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1657 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1658 Andreas Krebbel <krebbel1@de.ibm.com>
1660 * config.gcc: Added z9-109 switch.
1661 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1662 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1663 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1664 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1665 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1666 for "z9_109" cpu attribute.
1667 * config/s390/s390.c (z9_109_cost): New processor cost structure.
1668 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1669 (s390_handle_arch_option): Added z9-109 switch.
1670 (override_options): Set respective cost function for z9-109.
1671 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1672 (legitimate_reload_constant_p): Accept extended immediates.
1673 (print_operand): Three new output modifiers added: k, m and o.
1674 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1675 (s390_output_mi_thunk): Use extended immediate when possible.
1676 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1677 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1678 (CONSTRAINT_LEN): Added length of O constraint.
1679 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1680 * config/s390/s390.md ("cpu"): New value z9_109 added.
1681 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1682 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1683 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1684 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1685 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1686 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1687 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1688 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1689 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1690 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1691 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1692 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1693 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1694 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1695 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1697 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1698 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1699 insns for TARGET_EXTIMM.
1701 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
1703 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1705 2005-08-17 Nick Clifton <nickc@redhat.com>
1707 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1708 Call default_encode_section_info.
1710 2005-08-17 Steven Bosscher <stevenb@suse.de>
1712 PR tree-optimization/21574
1713 * tree-ssa-ccp.c (likely_value): If the right hand side is a
1714 constant, return CONSTANT.
1715 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1716 (ccp_fold, visit_assignment): Likewise.
1717 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1719 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1721 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1722 fold_buildN instead of buildN then fold_initializer or fold.
1723 (build_unary_op): Likewise.
1724 (build_binary_op): Likewise.
1725 * fold-const.c (fold_initializer): Remove.
1726 (fold_build1_initializer): New function.
1727 (fold_build2_initializer): New function.
1728 (fold_build3_initializer): New function.
1729 * tree.h (fold_initializer): Remove.
1730 (fold_build1_initializer): New function.
1731 (fold_build2_initializer): New function.
1732 (fold_build3_initializer): New function.
1734 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1736 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1737 (try_move_mult_to_index): Call fold_build2 instead of build2.
1738 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1739 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1740 fold_binary_to_constant.
1741 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1743 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1744 check if A == gcd (A, B). Remove TYPE argument.
1745 (analyze_offset) Use fold_build2 instead of fold (build.
1746 (create_data_ref): Likewise.
1747 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1748 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1751 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
1753 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1754 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1756 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
1759 * gimplify.c (zero_sized_type): New function.
1760 (gimplify_modify_expr_rhs): If we have a zero sized type,
1761 replace the statement with an empty statement.
1763 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
1765 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1768 2005-08-16 Ian Lance Taylor <ian@airs.com>
1770 * doc/tm.texi (Label Output): Correct typo.
1772 2005-08-16 Steven Bosscher <stevenb@suse.de>
1775 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1776 force_operand will work later on using have_insn_for.
1778 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1780 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1782 2005-08-16 Ian Lance Taylor <ian@airs.com>
1785 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1786 vector type, don't try to construct it element by element. Add an
1787 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1789 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1791 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1793 2005-08-16 Geoffrey Keating <geoffk@apple.com>
1795 * doc/invoke.texi (Precompiled Headers): Document some more options
1796 which are known to be safe.
1798 2005-08-16 James E Wilson <wilson@specifix.com>
1800 PR tree-optimization/21105
1801 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1802 TREE_OVERFLOW check.
1804 2005-08-16 David Edelsohn <edelsohn@gnu.org>
1806 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
1807 (neg_ltu<mode>): Same.
1809 (neg_gtu<mode>): Same.
1811 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1813 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
1814 (fold_builtin_isdigit): Use fold_buildN.
1815 (build_function_call_expr): Likewise.
1816 * c-typeck.c (c_finish_loop): Likewise.
1818 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
1819 Richard Shann <rshann@superh.com>
1821 PR middle-end/20396:
1822 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
1824 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
1826 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1828 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
1831 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1832 arm_compure_save_reg0_reg12_mask to determine when the PIC register
1835 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1838 * fold-const.c (build_range_check): Disable optimization for function
1839 pointer expressions on targets that require function pointer
1842 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
1844 * simplify-rtx.c (simplify_const_relational_operation): When
1845 extracting arguments of a COMPARE, recompute the mode as well.
1847 2005-08-15 Ian Lance Taylor <ian@airs.com>
1849 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1851 2005-08-15 DJ Delorie <dj@redhat.com>
1853 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1855 (movsi_splittable): Allow, but split, moves to the stack.
1856 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1859 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1861 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1862 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1863 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1865 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1866 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1867 Delete HOST_PTR_PRINTF.
1869 * configure, config.in: Regenerate.
1871 2005-08-15 David Edelsohn <edelsohn@gnu.org>
1873 * config/rs6000/rs6000.md (QHSI): New mode macro.
1874 (wd): Extend mode attr for QImode and HImode
1875 (dbits): New mode attr.
1876 (zero_extend<mode>di2): Convert to mode macro.
1878 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1881 * doc/invoke.texi (-mgnu-ld): Update description.
1884 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1887 * Makefile.in (tree-chrec.o): Depends on real.h.
1888 * tree-chrec.c: Include real.h.
1889 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1890 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1891 * tree-scalar-evolution.c (add_to_evolution_1,
1892 interpret_rhs_modify_expr): Ditto.
1894 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1897 * tree-data-ref.c (estimate_niter_from_size_of_data): When
1898 step is negative compute the estimation from init downwards to zero.
1900 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
1902 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1904 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1906 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1908 (legitimate_reload_constant_p): Fix handling of lliXX operands.
1909 Accept double-word constants that can be split.
1910 * config/s390/s390.md ("movti"): Use 'P' constraint.
1911 ("*movdi_31", "*movdf_31"): Likewise.
1913 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
1915 Fix PR tree-optimization/22615
1917 * tree-ssa-structalias.c (solution_set_add): Handle
1918 first_vi_for_offset returning NULL.
1919 (do_da_constraint): Ditto.
1920 (do_sd_constraint): Ditto.
1921 (do_ds_constraint): Ditto
1922 (find_func_aliases): Ditto.
1923 (build_constraint_graph): RHS is allowed be ANYTHING.
1924 (first_vi_for_offset): Return NULL if we couldn't find anything at
1927 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1929 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
1930 over memory as first operand.
1932 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
1935 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
1936 available for setting it.
1938 2005-08-14 Ira Rosen <irar@il.ibm.com>
1940 PR tree-optimization/23320
1941 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
1942 data-refs' types instead of base object nullness. Add check for
1943 pointer type data-refs before first location comparison. Remove
1946 2005-08-14 Andreas Schwab <schwab@suse.de>
1948 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
1950 2005-08-13 James E Wilson <wilson@specifix.com>
1952 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
1953 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
1954 -fstack-protector-all, --param ssp-buffer-size): Document.
1955 (-Wvariadic-macros): Alphabetize.
1956 (-fsched-stalled-insns-dep): Add missing 'f'.
1958 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
1961 2005-08-13 David Edelsohn <edelsohn@gnu.org>
1963 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
1964 or indirect address operand.
1965 (EXTRA_ADDRESS_CONSTRAINT): New.
1966 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
1968 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
1970 PR tree-optimization/22236
1971 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
1972 successors and predecessors.
1973 * tree-chrec.c (chrec_convert): Before converting, check that
1974 sequences don't wrap.
1975 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
1976 (analyze_array): Extern.
1977 (find_data_references_in_loop): Remove call to
1978 compute_estimated_nb_iterations.
1979 * tree-data-ref.h (analyze_array): Declared.
1980 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
1981 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
1982 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
1983 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
1985 * tree-ssa-loop-ivcanon.c: Fix documentation.
1986 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
1987 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
1988 (infer_loop_bounds_from_undefined): New.
1989 (estimate_numbers_of_iterations_loop): Use
1990 infer_loop_bounds_from_undefined.
1991 (used_in_pointer_arithmetic_p): New.
1992 (scev_probably_wraps_p): Pass an extra parameter. Call
1993 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
1994 (convert_step): Fix documentation.
1995 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
1996 Use initial_condition_in_loop_num and evolution_part_in_loop_num
1997 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
1998 scev_probably_wraps_p.
2000 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2002 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2003 (s390_register_info): Ignore clobbered_regs information for fixed
2004 registers, and only fixed registers.
2005 (s390_init_frame_layout): Remove redundant call.
2007 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2009 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2010 description of -Wold-style-casts.
2012 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2013 Jakub Jelinek <jakub@redhat.com>
2015 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2016 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2017 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2018 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2019 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2020 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2021 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2022 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2023 ("stack_protect_set", "stack_protect_test"): New expanders.
2024 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2025 "stack_protect_testdi"): New insn definitions.
2027 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2029 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2031 2005-08-12 Paul Brook <paul@codesourcery.com>
2033 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2035 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2037 * config/s390/predicates.md (setmem_operand): New predicate.
2038 (shift_count_operand): Accept ANDs with special constants as
2040 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2041 with special constants.
2042 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2043 shift_count_operand with setmem_operand.
2045 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2047 * config/s390/s390.c (s390_extract_part, s390_single_part):
2049 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2050 (s390_output_mi_thunk): Don't use lg on 31 bit.
2051 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2052 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2054 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2056 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2057 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2058 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2059 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2060 with one of the new macros.
2062 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2064 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2065 Don't set save_return_addr_p.
2066 (s390_register_info): Make clobbered_regs not depending on
2069 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2071 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2072 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2074 2005-08-11 James E. Wilson <wilson@specifix.com>
2076 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2078 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2080 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2081 locations gathered by var-tracking in single entry loc_list
2082 over loc_descriptor_from_tree.
2084 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2085 pass it down to loc_descriptor.
2086 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2087 (containing_function_has_frame_base): Move earlier in the file.
2088 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2089 instead of always assuming fbreg can't be used.
2091 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2093 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2094 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2095 Accept address wrapped in AND for Altivec.
2096 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2097 Strip AND wrapping offset address for Altivec.
2099 2005-08-11 Richard Henderson <rth@redhat.com>
2102 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2103 before using TYPE_IS_SIZETYPE.
2105 2005-08-11 Richard Henderson <rth@redhat.com>
2108 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2109 insn types not present on ev4.
2110 (alphaev5_insn_pipe): Similarly.
2112 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2115 * arm.c (arm_override_options): If the user has selected callee-super-
2116 interworking, then enable normal interworking.
2118 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2120 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2123 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2125 * doc/rtl.texi: Fix two typos.
2127 2005-08-11 Richard Guenther <rguenther@suse.de>
2130 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2131 cases where we call to/from functions returning void.
2133 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2136 * tree.c (build_pointer_type_for_mode): Robustify.
2138 2005-08-10 James E Wilson <wilson@specifix.com>
2140 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2141 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2143 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2146 2005-08-10 Eric Christopher <echristo@apple.com>
2148 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2149 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2152 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2155 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2156 for the high part when generating dynamic-no-pic code.
2158 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2160 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2161 (x86_64-*-linux*): Likewise.
2163 * config/i386/crtfastmath.c: New file.
2164 * config/i386/t-crtfm: Likewise.
2166 * config/i386/linux.h (ENDFILE_SPEC): New.
2167 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2169 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2172 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2174 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2175 (vec_shl, vec_shr): Document new operations.
2176 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2178 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2180 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2181 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2182 change predicate to indexed_or_indirect_address.
2184 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2186 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2187 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2188 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2189 and __aeabi_uwrite8.
2190 * config/arm/unaligned-funcs.c: New file.
2191 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2193 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2195 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2197 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2198 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2200 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2201 * final.c (pass_shorten_branches): Add dump.
2202 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2203 (pass_life): Rename dump.
2204 (rest_of_handle_flow2): Remove initial verify_flow_info.
2205 * function.c (pass_instantiate_virtual_regs): Add dump.
2206 * integrate.c (pass_initial_value_sets): Add dump.
2207 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2208 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2209 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2210 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2211 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2212 gate_rtl_unrool_and_peel_loops): New.
2213 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2214 rtl_doloop): Do not look at flags.
2215 * mode-switching.c (pass_mode_switching): Add dump.
2216 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2217 pass_split_before_regstack): Add dump.
2218 * regmove.c (pass_stack_adjustments): Add dump.
2219 * tree-optimize.c (pass_fixup_cfg): Add dump.
2221 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2224 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2225 deciding which instruction sequence to use.
2227 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2229 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2230 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2232 2005-08-09 Richard Guenther <rguenther@suse.de>
2234 * c-common.c (builtin_function_2): Remove.
2235 (def_builtin_1): New function.
2236 (c_common_nodes_and_builtins): Use def_builtin_1 to
2237 build builtin functions.
2239 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2241 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2242 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2243 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2246 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2248 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2249 fold_binary instead of fold_build2 since we don't care about the
2251 (loop_niter_by_eval): Likewise.
2252 (compare_trees): Likewise.
2253 (proved_non_wrapping_p): Likewise.
2255 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2259 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2260 if the if is really empty.
2262 2005-08-09 Steven Bosscher <stevenb@suse.de>
2264 PR tree-optimization/23234
2265 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2266 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2267 argument of the new enum.
2268 (execute_cse_reciprocals): Add reciprocals for function arguments
2269 on the unique successor edge of the entry block. Update other calls
2270 to execute_cse_reciprocals_1.
2272 2005-08-08 Richard Henderson <rth@redhat.com>
2275 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2277 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2279 * expr.c (write_complex_part): Return after handling MEM.
2281 2005-08-08 Josh Conner <jconner@apple.com>
2283 PR rtl-optimization/23241
2284 * combine.c (simplify_comparison): Fix error in determining
2285 whether to lift a subreg from comparison.
2287 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2290 * config/rs6000/altivec.md (vec_init<mode>): New.
2291 (vec_set<mode>): New.
2292 (vec_extract<mode>): New.
2293 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2294 (rs6000_expand_vector_set): New.
2295 (rs6000_expand_vector_extract): New.
2296 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2297 for Altivec modes before reload.
2298 (altivec_expand_vec_init_builtin): New.
2299 (get_element_number): New.
2300 (altivec_expand_vec_set_builtin): New.
2301 (altivec_expand_vec_ext_builtin): New.
2302 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2304 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2306 * config/rs6000/rs6000.h (rs6000_builtins): Add
2307 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2308 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2309 * config/rs6000/rs6000-protos.h: Declare new functions.
2311 2005-08-08 Jan Hubicka <jh@suse.cz>
2313 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2314 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2315 * i386.md (movdi*): Use pic_32bit_operand.
2316 * predicates.md (pic_32bit_operand): New.
2318 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2321 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2323 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2325 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2326 (test_for_singularity): Use fold_build2.
2328 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2330 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2332 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2334 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2335 (COMMON_ASM_OP) Define.
2336 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2337 (ix86_encode_section_info): Likewise.
2338 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2339 SUBTARGET_ENCODE_SECTION_INFO.
2341 2005-08-06 Richard Henderson <rth@redhat.com>
2344 * tree-nested.c (convert_local_reference): Save and restore val_only
2345 around component_ref and friends. Clear walk_subtrees by default.
2347 2005-08-06 Peter O'Gorman <peter@pogma.com>
2350 * gcc.c (process_command): Check the argument to -b has a dash.
2351 * doc/invoke.texi: Update -b and -V docs.
2353 2005-08-06 James E Wilson <wilson@specifix.com>
2355 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2357 2005-08-06 Michael Matz <matz@suse.de>
2359 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2360 member only if only one insn is associated with the value.
2362 2005-08-06 Nick Clifton <nickc@redhat.com>
2364 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2366 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2367 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2368 Check symbol flags instead of symbol name mangling.
2369 (xstormy16_asm_output_aligned_common): Likewise. Also
2370 simplify code since the bss100_section cass is the only case
2371 where the below100 code will be triggered.
2372 (xstormy16_encode_section_info): Encode below100 attribute
2373 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2375 (xstormy16_strip_name_encoding): Delete - this function is no
2377 (TARGET_STRIP_NAME_ENCODING): Undefine.
2378 * config/stormy16/stormy16-protos.h: Delete prototype for
2379 xstormy16_strip_name_encoding.
2381 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2383 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2384 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2385 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2386 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2387 config/alpha/predicates.md, config/arc/arc.h,
2388 config/arm/arm.h, config/arm/ieee754-df.S,
2389 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2390 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2391 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2392 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2393 config/m68hc11/m68hc11.h, config/mips/mips.c,
2394 config/mips/mips.h, config/mips/openbsd.h,
2395 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2396 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2397 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2398 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2399 config/sparc/linux.h, config/sparc/linux64.h,
2400 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2401 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2402 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2403 typos. Follow spelling conventions.
2405 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2408 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2409 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2410 specially. Check for side effects only for COND_EXPR.
2411 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2412 return with TREE_NO_WARNING.
2414 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2416 PR rtl-optimization/23233
2417 * loop.c (combine_movables): Require the modes to be the same.
2418 (move_movables): Remove handling of cases where the replacement
2419 had a different mode to the original.
2421 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2423 PR tree-optimization/23128
2424 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2425 subtraction wrap, and set TREE_OVERFLOW if they do.
2427 2005-08-05 Richard Henderson <rth@redhat.com>
2430 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2431 FORCED_LABEL labels.
2433 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2436 * reload.c (find_reloads_subreg_address): Pass down TYPE
2437 unchanged. Change all callers except find_reloads_toplev.
2439 2005-08-05 Michael Matz <matz@suse.de>
2441 * genattrtab.c (current_alternative_string): Remove.
2442 (SIMPLIFY_ALTERNATIVE): Ditto.
2443 (attr_alt_bit_p): Ditto.
2444 (alternative_name): Make const char *.
2445 (evaluate_eq_attr): Remove use of above things.
2446 (simplify_test_exp): Ditto.
2447 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2448 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2450 2005-08-04 James E Wilson <wilson@specifix.com>
2452 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2453 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2454 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2455 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2456 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2458 2005-08-04 Richard Henderson <rth@redhat.com>
2461 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2462 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2463 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2464 if we'd have to instantiate too many members.
2466 2005-08-04 Richard Henderson <rth@redhat.com>
2469 * tree-outof-ssa.c (coalesce_asm_operands): New.
2470 (coalesce_ssa_name): Use it. Split out ...
2471 (coalesce_phi_operands, coalesce_result_decls): ... these.
2473 2005-08-04 Paul Brook <paul@codesourcery.com>
2475 * read-rtl.c (read_quoted_string): Break if EOF.
2477 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2479 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2480 (fold_build2): Likewise.
2481 (fold_build3): Likewise.
2482 (fold_build1_stat): New function prototype.
2483 (fold_build2_stat): Likewise.
2484 (fold_build3_stat): Likewise.
2485 * fold-const.c (fold_build1): Rename to ..
2486 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2487 through to build1_stat.
2488 (fold_build2): Rename to ..
2489 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2490 through to build2_stat.
2491 (fold_build3): Rename to ..
2492 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2493 through to build3_stat.
2495 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2496 Ian Lance Taylor <ian@airs.com>
2498 * function.c (assign_stack_local_1): Do not correct stack slot
2499 address if allocation size is smaller than mode size.
2501 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2504 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2505 (tree_merge_blocks): Propagate anything allowed by
2507 Clarify documentation.
2508 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2509 SSA form, schedule an update if necessary.
2511 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2513 * doc/install.texi (Binaries): Remove broken link to
2514 Sinix/Reliant Unix binaries.
2516 2005-08-03 Richard Henderson <rth@redhat.com>
2519 * function.c (stack_protect_epilogue): Export.
2520 * tree.h (stack_protect_epilogue): Declare.
2521 * calls.c (expand_call): Call it.
2523 2005-08-03 Eric Christopher <echristo@apple.com>
2525 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2526 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2529 2005-08-04 Jan Hubicka <jh@suse.cz>
2531 * profile.c (branch_prob): Split edges with goto locus on them
2532 to get proper line counts.
2533 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2535 2005-08-03 Paul Brook <paul@codesourcery.com>
2537 * function.c (assign_parms): Round current_function_args_size
2538 to PARM_BOUNDARY, not STACK_BOUNDARY.
2540 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2542 * config/i386/i386.c (x86_elf_aligned_common)
2543 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2545 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2547 PR tree-optimization/23157
2548 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2549 before emitting them.
2551 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2553 PR tree-optimization/19899
2554 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2555 * tree-scalar-evolution.c: Include real.h.
2556 (add_to_evolution): Build constant -1 of correct type.
2558 2005-08-03 Jan Hubicka <jh@suse.cz>
2560 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2561 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2562 profile updating for complette unrolling.
2563 * loop-unroll.c (peel_loop_completely): Use it.
2564 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2565 (tree_unroll_loops_completely): Disable code growing unrolling of cold
2568 2005-08-03 Paul Brook <paul@codesourcery.com>
2570 * combine.c (can_change_dest_mode): New function.
2571 (try_combine, simplify_set): Use it.
2573 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
2575 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2578 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
2580 * doc/install.texi (Specific): Adjust link to openavr.org.
2581 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2582 (Binaries): Adjust HP-UX Porting Center link.
2583 (Binaries): Adjust Free Software Foundation ordering link.
2585 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
2587 * convert.c (convert_to_integer): Use fold_build1 instead of
2588 build1 when converting an integer to an integer.
2590 2005-08-02 Richard Henderson <rth@redhat.com>
2592 * combine.c (combine_instructions): Don't use reg_equal/equiv
2593 results if the mode doesn't match.
2595 2005-08-02 Mark Mitchell <mark@codesourcery.com>
2597 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2598 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2600 2005-08-02 Richard Henderson <rth@redhat.com>
2603 * explow.c (memory_address): Remove special-case for
2604 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2606 2005-08-02 Diego Novillo <dnovillo@redhat.com>
2609 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2610 number of calls to cleanup_tree_cfg_1.
2612 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
2614 * doc/invoke.texi: document file extensions .F90 and .F95
2616 2005-08-02 Richard Guenther <rguenther@suse.de>
2618 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2619 positive if its first argument is positive.
2621 2005-08-02 Richard Guenther <rguenther@suse.de>
2623 PR tree-optimization/23177
2624 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2627 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
2629 PR tree-optimization/23129
2630 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2631 varying for divisions with anti-ranges.
2633 2005-08-02 Jan Hubicka <jh@suse.cz>
2635 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2636 * tree-ssa-threadupdate.c (thread_block): Add it here.
2638 2005-08-01 James E Wilson <wilson@specifix.com>
2640 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2641 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2642 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2644 * config/mips/predicates.md (const_call_insn_operand): Add check for
2645 SYMBOL_REF_LONG_CALL_P.
2646 * doc/extend.texi (long_call): Document the new attribute.
2648 2005-08-01 Ian Lance Taylor <ian@airs.com>
2649 Richard Henderson <rth@redhat.com>
2651 * Makefile.in (RTL_BASE_H): Add real.h.
2652 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2654 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2656 * rtl.c (rtl_check_failed_code_mode): New.
2657 * rtl.h (struct rtx_def): Add u.rv.
2658 (XCMWINT, XCNMPRV): New.
2659 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2660 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2662 2005-08-01 Richard Henderson <rth@redhat.com>
2664 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2665 with auto-inc codes.
2667 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2669 2005-08-01 Jan Hubicka <jh@suse.cz>
2671 * i386-protos.h (asm_preferred_eh_data_format): Declare.
2672 * i386.c: Include dwarf2.h
2673 (asm_preferred_eh_data_format): New.
2674 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2676 2005-08-01 Ian Lance Taylor <ian@airs.com>
2678 * config/host-linux.c (linux_gt_pch_get_address): Add new name
2679 randomize_va_space for virtual address randomization control.
2681 2005-08-01 Steven Bosscher <stevenb@suse.de>
2683 * common.opt (flag_ipa_cp): Put in right place to maintain
2686 2005-08-01 Jan Hubicka <jh@suse.cz>
2688 * profile.c (compute_value_histograms): Fix thinko.
2689 * value-prof.c: Include toplev.h
2690 (check_counter): New function.
2691 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2692 tree_mod_subtract_transform): Add sanity check.
2694 2005-08-01 Richard Guenther <rguenther@suse.de>
2696 PR tree-optimization/23133
2697 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2698 current functions parameter decls to find defs to cse
2701 2005-08-01 Richard Guenther <rguenther@suse.de>
2703 PR tree-optimization/23109
2704 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2705 If trapping math is in effect, use post-dominator information
2706 to check if we'd in any case reach a trapping point before
2707 doing the reciprocal insertion.
2708 (execute_cse_reciprocals): Compute post-dominators, if necessary.
2709 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2710 expressions are invariant only if trapping math is not in effect.
2712 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2714 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2715 cgraph_function_versioning): New declarations.
2716 * cgraphunit.c: Add include to ipa-prop.h.
2717 (update_call_expr, cgraph_copy_node_for_versioning,
2718 cgraph_function_versioning): New functions.
2719 * integrate.c (copy_decl_for_inlining): Remove.
2720 * ipa-prop.h (ipa_replace_map): New struct.
2721 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2722 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2723 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2724 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2725 ipcp_iterate_stage, ipcp_method_scale_print,
2726 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2727 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2728 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2729 ipcp_update_bb_counts, ipcp_update_profiling,
2730 ipcp_update_edges_counts): New functions.
2731 (ipcp_method_cval_init): Remove restriction regarding local methods.
2732 (ipcp_init_stage): Add ipcp_method_compute_scale.
2733 (ipcp_insert_stage): Add versioning.
2734 (ipcp_structures_print): Add ipcp_method_scale_print.
2735 (ipcp_driver): Dump profiling info.
2736 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2737 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2738 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2739 (struct inline_data): Add versioning_p, ipa_info, new fields.
2740 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2741 declare_return_variable): Replace calls to copy_decl_for_inlining with
2743 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2745 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2746 Add argument VERSIONING.
2747 (copy_arguments_for_versioning, copy_static_chain,
2748 function_versionable_p, tree_versionable_function_p,
2749 tree_function_versioning, replace_ref_tree): New functions.
2750 * tree-inline.h: Include varray.h.
2751 (tree_versionable_function_p, tree_function_versioning,
2752 tree copy_decl_for_dup): New declarations.
2754 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2756 * ipa-cp.c: New file. Contains IPCP specific functionality.
2757 * ipa-prop.h: New file. Contains structures/definitions that can be
2758 used by several interprocedural data flow optimizations (and also IPCP).
2759 * ipa-prop.c: New file.
2760 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2761 * common.opt: Add ipa-cp flag.
2762 * timevar.def: Add IPCP optimization.
2763 * tree-optimize.c (init_tree_optimization_passes): Schedule
2765 * tree-pass.h (pass_ipa_cp): Declare.
2767 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
2769 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2770 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2771 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2772 config/i386/i386.c, config/mips/mips.h,
2773 config/rs6000/rs6000.h, config/sh/sh.c,
2774 config/stormy16/stormy16.c: Fix comment typos.
2776 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
2779 * c-typeck.c (build_binary_op): Use common_type wrapper on
2781 (common_type): Update comment.
2783 2005-07-31 Steven Bosscher <stevenb@suse.de>
2786 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2787 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2788 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2790 2005-07-31 Jan Hubicka <jh@suse.cz>
2792 * pretty-print.h (pp_widest_integer): New macro.
2793 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
2796 2005-07-31 Jan Hubicka <jh@suse.cz>
2798 * output.h (enum section_category): Export from varasm.c
2799 (categorize_decl_for_section): Likewise.
2800 * varasm.c (enum section_category): Kill.
2801 (categorize_decl_for_section): Make global.
2802 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
2804 * i386.c (ix86_section_threshold): New static variable.
2805 (ix86_in_large_data_p, ix86_encode_section_info,
2806 x86_64_elf_unique_section,
2807 x86_64_elf_select_section): New functions.
2808 (TARGET_ENCODE_SECTION_INFO): Define
2809 (override_options): Enable medium model for PIC.
2810 (ix86_expand_prologue): Expand gen_set_got_rex64.
2811 (legitimate_constant_p): Handle new UNSPECs.
2812 (legitimate_pic_address_disp_p): Likewise.
2813 (legitimize_pic_address): Lower MEDIUM model addressing.
2814 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
2815 (enum cmodel): Add MEDIUM_PIC.
2816 (SYMBOL_REF_FAR_ADDR_P): New macro.
2817 (SYMBOL_FLAG_FAR_ADDR): New flag.
2818 * i386.md (movdi): Support medium model.
2819 (set_got_rex64): New pattern.
2820 * i386.opt (mlarge-data-threshold): New flag.
2821 * predicates.md (zext_operand/sext_operand): Deal with medium model.
2822 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
2823 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
2824 TARGET_ASM_UNIQUE_SECTION): New.
2826 * invoke.texi (-mlarge_data_threshold): Document
2828 2005-07-31 Jan Hubicka <jh@suse.cz>
2830 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2831 (coalesce_vars): Likewise.
2832 * tree-ssa-live.c (coalesce_cost): New.
2833 (build_tree_conflict_graph): Use coalesce_cost.
2834 * tree-ssa-live.h (coalesce_cost): Declare.
2836 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
2838 * arm.md (all peepholes for post-increment operations): Delete.
2839 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2840 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2841 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2842 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2843 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2845 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
2847 * fold-const.c (tree_expr_nonnegative_p): Always return true for
2850 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
2853 * doc/invoke.texi: Document -rdynamic.
2855 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
2858 * c-parser.c (c_parser_parms_list_declarator): Call
2859 mark_forward_parm_decls.
2860 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2861 decls with visibility structure.
2863 2005-07-30 Paul Brook <paul@codesourcery.com>
2865 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2867 2005-07-30 Paul Brook <paul@codesourcery.com>
2869 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2871 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2873 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2875 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2878 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2879 nested function declarators.
2880 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2881 (grokparms): Call warn_if_shadowing for parameters used within the
2883 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2884 not used within the parameter list.
2885 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2887 2005-07-30 Jan Hubicka <jh@suse.cz>
2889 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2890 * i386.c (ix86_fixup_binary_operands): Likewise.
2891 (ix86_expand_unary_operator): Likewise.
2892 (ix86_expand_fp_absneg_operator): Likewise.
2893 * optabs.c (expand_vec_cond_expr): Validate dest.
2895 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2898 * real.c (real_from_string): Also set last bit if there is a
2899 nonzero hex digit beyond GCC's internal precision after ".".
2901 2005-07-29 David Edelsohn <edelsohn@gnu.org>
2903 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2904 define_constants. Change duplicate values to unassigned numbers.
2905 Change UNSPEC_SUBS to UNSPEC_VSUBS.
2906 (*altivec_vspltsf): New.
2907 (altivec_vperm_v4sf): Delete.
2908 (altivec_vperm_<mode>): Use mode macro V.
2909 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
2910 (altivec_predicate_v4sf): Delete.
2911 (altivec_predicate_<mode>): Use mode macro V.
2912 (*altivec_lvesfx): New.
2913 (*altivec_stvesfx): New.
2914 (vec_realign_load_v4sf): Delete.
2915 (vec_realign_load_<mode>): Use mode macro V.
2916 * config/rs6000/rs6000.c (generate_set_vrsave): Use
2919 2005-07-29 Mark Mitchell <mark@codesourcery.com>
2922 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
2924 * configure: Regenerated.
2926 2005-07-29 Paul Brook <paul@codesourcery.com>
2928 * doc/install.texi: Add link to GFortran binaries wiki page.
2930 2005-07-29 David Ung <davidu@mips.com>
2932 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
2933 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
2934 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
2935 * config/mips/mips.md (cpu): Add 5kf name.
2936 (includes): Includes 5k.md.
2937 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
2938 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
2941 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2944 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
2945 (cleanup_tree_cfg): ... here.
2946 Call cleanup_tree_cfg_1 until there are no more cleanups to
2949 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
2951 * tree-vrp.c (compare_range_with_value): Return true or false
2952 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
2953 EQ_EXPR respectively.
2955 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
2957 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
2960 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2962 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
2963 (tree_ssa_dominator_optimize): Increment it.
2964 (dump_dominator_optimization_stats): Print it.
2966 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
2967 Steven Bosscher <stevenb@suse.de>
2969 PR rtl-optimization/23117
2970 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
2971 when head == tail. Tidy comment.
2973 2005-07-28 Richard Henderson <rth@redhat.com>
2975 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
2976 * cselib.c (rtx_equal_for_cselib_p): Likewise.
2977 * jump.c (rtx_renumbered_equal_p): Likewise.
2978 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
2979 CONST_INT and CONST_DOUBLE.
2980 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
2981 * reload.c (operands_match_p): Special case CONST_INT and
2982 CONST_DOUBLE; check mode earlier.
2984 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2987 * c-typeck.c (convert_for_assignment): Do not check
2988 DECL_IN_SYSTEM_HEADER on NULL fundecl.
2990 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2993 * c-typeck.c (composite_type): Prefer constant size arrays to
2996 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2999 * real.c (real_from_string): Set last bit if there is a nonzero
3000 hex digit beyond GCC's internal precision.
3002 2005-07-28 Richard Henderson <rth@redhat.com>
3005 * cfgcleanup.c (try_forward_edges): Watch out for end of
3008 2005-07-28 James E Wilson <wilson@specifixinc.com>
3011 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3013 2005-07-28 Jan Hubicka <jh@suse.cz>
3015 * Makefile.in (rtl-profile.o): Kill all traces of it.
3016 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3017 * coverage.h (rtl_coverage_counter_ref): Kill.
3018 * opts.c (flag_speculative_prefetching_set): Kill.
3019 (flag_loop_optimize_set): New.
3020 (common_handle_option): Disable loop optimizer when profiling;
3021 do not handle speculative prefetching.
3022 * passes.c (init_optimization_passes): Replace pass_profiling combo
3023 by branch_prob pass.
3024 * profile.c (compute_value_histograms): Update for simplified value
3026 (rtl_register_profile_hooks): Kill.
3027 (pass_profiling): Kill.
3028 (rest_of_handle_branch_prob): Do not profile.
3029 * toplev.c (process_options): Remove speculative prefetching.
3030 * toplev.h (flag_tree_based_profiling): Kill.
3031 * tree-profile.c (prepare_instrumented_value,
3032 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3033 tree_gen_one_value_profiler, do_tree_profiling): Update for
3034 simplified datastructures.
3035 * value-prof.c: Add comment that speculative prefetching was dropped;
3036 update rest of file for simplified datastructures.
3037 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3038 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3039 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3040 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3041 rtl_mod_subtract, gen_speculative_prefetch,
3042 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3043 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3044 (gate_handle_value_profile_transformations,
3045 rest_of_handle_value_profile_transformations,
3046 pass_value_profile_transformations): Kill.
3047 * value-prof.h (histogram_value_t): Remove IL based unions.
3048 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3049 rtl_profile_hooks): Remove hooks.
3051 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3053 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3054 (cgraph_clone_node): Likewise.
3055 * cgraph.h (cgraph_clone_edge): Update prototype.
3056 (cgraph_clone_node): Likewise.
3057 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3059 (lookup_recursive_calls): Consider profile.
3060 (cgraph_decide_recursive_inlining): Fix updating; use new
3061 probability argument; use profile.
3062 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3063 * tree-inline.c (copy_bb): Update clal of clone_edge.
3064 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3066 * invoke.texi (min-inline-recursive-probability): Document.
3068 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3070 * doc/install.texi (Configuration): Update Valgrind homepage.
3072 2005-07-28 Richard Henderson <rth@redhat.com>
3075 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3076 labels we want to delete.
3077 (cfg_layout_merge_blocks): Likewise.
3079 2005-07-28 Richard Henderson <rth@redhat.com>
3082 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3083 when expanding to nothing.
3085 2005-07-28 Josh Conner <jconner@apple.com>
3087 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3088 (cgraph_decide_inlining_of_small_functions): Likewise.
3090 2005-07-28 Josh Conner <jconner@apple.com>
3092 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3093 direction of badness if negative.
3094 (cgraph_default_inline_p): Add reason to parameters, and assign it
3096 (cgraph_decide_inlining_of_small_functions): New parameter in call
3097 to cgraph_default_inline_p.
3098 (cgraph_decide_inlining_incrementally): Likewise.
3099 * cgraphunit.c (decide_is_function_needed): Likewise.
3100 * cgraph.h (cgraph_default_inline_p): Likewise.
3102 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3104 * builtins.c: Fix comment typo(s).
3105 * genautomata.c: Likewise.
3106 * gimplify.c: Likewise.
3107 * tree-dfa.c: Likewise.
3108 * tree-flow-inline.h: Likewise.
3109 * tree-into-ssa.c: Likewise.
3110 * tree-ssa-alias.c: Likewise.
3111 * tree-ssa-ccp.c: Likewise.
3112 * tree-ssa-copy.c: Likewise.
3113 * tree-ssa-dce.c: Likewise.
3114 * tree-ssa-dom.c: Likewise.
3115 * tree-ssa-operands.c: Likewise.
3116 * tree-tailcall.c: Likewise.
3117 * tree-vectorizer.c: Likewise.
3118 * tree-vrp.c: Likewise.
3121 2005-07-28 Jeff Law <law@redhat.com>
3123 * tree-vrp.c (test_for_singularity): Extracted from ...
3124 (simplify_cond_using_ranges): Attempt to simplify a relational
3125 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3127 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3129 PR tree-optimization/22506
3130 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3131 phis whose argument is constant.
3133 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3135 PR rtl-optimization/18992
3136 Back out this patch:
3137 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3138 PR optimization/12142
3139 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3140 uses of the register in the SET_SRC. Remove unnecessary argument.
3142 Replace it with this:
3143 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3144 if flag_non_call_exceptions is set and the insn may trap, pass
3145 pc_rtx as dest for recursion.
3146 In SET_SRC part of SET case, if dest is already set, pass it down
3149 2005-07-28 Jan Hubicka <jh@suse.cz>
3151 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3152 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3153 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3155 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3156 profile when available.
3158 2005-07-28 Jan Beulich <jbeulich@novell.com>
3160 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3161 (ia64_print_operand): Describe and handle 'X'.
3162 (ia64_register_move_cost): Also handle FP_REGS.
3163 (ia64_preferred_reload_class): Likewise.
3164 (ia64_secondary_reload_class): Likewise.
3165 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3166 it. Also check for ITANIUM_CLASS_FLDP.
3167 * config/ia64/ia64.h (FP_REGNO_P): New.
3168 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3169 (reg_class): Add FP_REGS.
3170 (REG_CLASS_NAMES): Adjust for it.
3171 (REG_CLASS_CONTENTS): Likewise.
3172 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3173 (REG_CLASS_FROM_LETTER): Handle 'x'.
3174 (CLASS_MAX_NREGS): Handle FP_REGS.
3175 (MEMORY_MOVE_COST): Likewise.
3176 * config/ia64/ia64.md (itanium_class): Add fldp.
3177 (type): Handle fldp.
3178 (movti_internal): More allowable operand combinations. Use ldfp8 when
3179 splitting unnecessary. Remove predicable attribute. Adjust
3180 itanium_class attribute.
3181 (smuldi3_highpart): Remove outdated comment.
3182 (mulditi3, umulditi3, rotlti3): New expanders.
3183 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3184 (absti2): Disabled new insn for future reference.
3185 Respective new splitters.
3186 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3187 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3188 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3190 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3192 PR rtl-optimization/23047
3193 * simplify-rtx.c (simplify_const_relational_operation): Respect
3194 flag_wrapv for comparisons with ABS.
3196 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3198 PR tree-optimization/22493
3199 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3200 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3202 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3204 * config/frv/frv.opt (moptimize-membar): New.
3206 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3208 * config/frv/frv.h: Remove machine_function definition.
3210 * config/frv/frv.c (struct frv_io): New.
3211 (struct machine_function): Moved from frv.h. Add has_membar_p.
3212 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3213 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3214 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3215 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3216 (frv_reorg): Call frv_optimize_membar when appropriate.
3217 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3218 (frv_expand_builtin): Adjust calls accordingly.
3219 (frv_io_address_cookie): New function.
3220 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3221 load or store rather than a special insn. Add ccnstant address and
3222 io-type operands to the membar.
3223 (frv_ifcvt_modify_tests): Unsign regno.
3224 (frv_ifcvt_modify_tests): Same.
3226 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3227 UNSPEC_OPTIONAL_MEMBAR constant.
3228 (builtin_read_<mode>): Delete.
3229 (builtin_write_<mode>): Delete.
3230 ("optional_membar_<mode>"): Add operand.
3232 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3233 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3234 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3235 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3236 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3237 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3238 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3239 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3240 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3242 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3244 * df.c (df_uses_record): Handle SCRATCH.
3246 2005-07-28 Steven Bosscher <stevenb@suse.de>
3249 * passes.c (rest_of_decl_compilation): If decl is a type and
3250 we have encountered errors, don't emit debug information.
3252 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3254 * params.def: Fixed comment.
3256 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3259 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3260 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3261 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3263 2005-07-27 Steven Bosscher <stevenb@suse.de>
3266 * varasm.c (assemble_start_function): Don't do anything that may
3267 require a CFG if the current function is a thunk.
3269 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3271 * doc/install.texi (Prerequisites): Mention that perl is needed
3272 to do export control in libstdc++ targetting Darwin.
3274 2005-07-27 Steven Bosscher <stevenb@suse.de>
3276 PR rtl-optimization/17808
3277 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3278 (sched_insns_conditions_mutex_p): Split out from...
3279 (add_dependence): ...here. But don't call it from here.
3280 (add_dependence_list): Check sched_insns_conditions_mutex_p
3281 before calling add_dependence.
3282 (add_dependence_list_and_free): Likewise.
3283 (fixup_sched_groups): Likewise.
3284 (sched_analyze_1): Likewise.
3285 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3286 (sched_analyze): Likewise.
3287 (sched_analyze_insn): Likewise.
3288 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3289 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3290 dependencies on all COND_EXEC insns to jumps ending basic blocks
3291 when doing intrablock scheduling.
3292 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3294 2005-07-27 Jeff Law <law@redhat.com>
3296 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3297 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3298 equivalency sets, correctly handle the case were vr0 has an
3299 equivalency set, but vr1 does not.
3301 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3303 PR tree-optimization/23073
3304 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3305 vect_print_dump_info before fprintf.
3307 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3309 PR tree-optimize/22348
3310 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3311 Fold the partial computation.
3313 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3315 PR tree-optimization/22325
3316 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3318 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3320 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3321 (force_var_cost): ... this function.
3322 (compute_phi_arg_on_exit): Export.
3324 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3326 PR tree-optimization/20773
3327 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3330 2005-07-27 Richard Guenther <rguenther@suse.de>
3332 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3333 Avoid pushing again if current struct contains only
3334 fields we decomposed.
3336 2005-07-27 Jan Hubicka <jh@suse.cz>
3338 PR tree-optimization/22574
3339 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3342 * tree-tailcall.c (decrease_profile): New function.
3343 (eliminate_tail_call): Use it.
3345 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3346 visibility flags correctly in whole program mode.
3348 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3350 PR rtl-optimization/22472
3351 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3353 2005-07-26 Steven Bosscher <stevenb@suse.de>
3355 PR tree-optimization/22504
3356 * tree-complex.c (expand_complex_addition): Use 'code' instead
3357 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3359 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3361 * config.gcc (cpu_type): Add frv case.
3362 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3363 (supported_defaults): Add fr550 case.
3365 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3368 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3369 whether a pointer of type T * may point to objects of type T *.
3371 2005-07-26 DJ Delorie <dj@redhat.com>
3373 * configure: Regenerate.
3375 2005-07-26 Dale Johannesen <dalej@apple.com>
3377 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3379 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3381 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3382 Clarify use of "build" in name.
3384 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3386 * doc/extend.texi (Raw read/write Functions): New section.
3387 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3388 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3389 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3390 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3391 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3392 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3393 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3394 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3395 * config/frv/frv.c: Add bdesc_loads global.
3396 Add bdesc_stores global.
3397 (frv_init_builtins): Add support for __builtin_{read/write}*.
3398 (frv_volatile_memref): New.
3399 (frv_expand_load_builtin): New.
3400 (frv_expand_store_builtin): New.
3401 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3402 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3403 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3404 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3405 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3406 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3407 (builtin_read_<mode>): New.
3408 (builtin_write_<mode>): New.
3409 (builtin_write64): New.
3410 (optional_membar_<mode>): New.
3412 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3414 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3415 (rather than units) against HOST_BITS_PER_WIDE_INT.
3417 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3419 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3420 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3421 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3422 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3425 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3426 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3427 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3429 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3431 2005-07-26 Richard Guenther <rguenther@suse.de>
3433 PR tree-optimization/22486
3434 * fold-const.c (fold_unary): Fold away useless component
3435 references of the form (T *)&T.x, if the address
3438 2005-07-25 James E Wilson <wilson@specifixinc.com>
3440 * dwarf2out.c (add_call_src_coords_attributes): New.
3441 (gen_inlined_subroutine_die): Call it.
3442 (maybe_emit_file, init_file_table): Add comments.
3443 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3445 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3446 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3447 * tree.h (BLOCK_SOURCE_LOCATION): New.
3448 (struct tree_block): New field locus.
3450 2005-07-26 Andreas Schwab <schwab@suse.de>
3452 PR rtl-optimization/23043
3453 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3454 when allocating a struct unoccr.
3456 2005-07-25 Richard Henderson <rth@redhat.com>
3459 * tree-complex.c (gate_no_optimization): True if errors.
3460 * Makefile.in (tree-complex.o): Update dependencies.
3462 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3464 * config/frv/predicates.md (integer_register_operand): Use
3467 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3470 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3472 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3474 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3476 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3477 types when flag_unsafe_math_optimizations is true.
3479 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3481 * gcc.c (option_map): Add --sysroot.
3482 (process_command): Handle --sysroot.
3483 (display_help): Document it.
3484 * doc/cppopts.tex (-isysroot): Document.
3485 * doc/invoke.texi (--sysroot): Document.
3486 * doc/install.texi (--with-build-sysroot): Document.
3488 * Makefile.in (inhibit_libc): New variable.
3489 (INHIBIT_LIBC_CFLAGS): Likewise.
3490 (LIBGCC2_CFLAGS): Include
3491 $(INHIBIT_LIBC_CFLAGS).
3492 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3493 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3494 ($(T)crtend.o): Likewise.
3495 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3496 ($(T)crtendS.o): Likewise.
3497 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3498 ($(T)crtendT.o): Likewise.
3499 (stmp-fixinc): Do not complain about missing headers if
3501 * configure.ac (inhibit_libc): Set it to true/false.
3502 (--with-build-sysroot): New option. Use it to set
3504 * configure: Regenerated.
3506 2005-07-25 Manfred Hollstein <mh@suse.com>
3508 * calls.c (store_one_arg): Fix unsigned comparison warning.
3510 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3513 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3514 (ggc_print_statistics): Initialize variable before use.
3516 2005-07-25 Richard Guenther <rguenther@suse.de>
3518 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3519 calling with a PHI_NODE argument.
3521 * tree-flow-inline.h (overlap_subvar): Protect against
3524 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3526 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3527 * configure: Regenerate.
3529 2005-07-25 Ira Rosen <irar@il.ibm.com>
3531 * expr.c (highest_pow2_factor): Make extern.
3532 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3533 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3534 record_array_differ_p, array_ptr_differ_p): Likewise.
3535 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3536 additional cases. Call the above functions.
3537 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3538 base_object_differ_p when there are two base objects. Otherwise, compare
3539 base address and offset. Call may_alias_p.
3540 (dump_data_reference): Use a correct field name.
3541 (analyze_array): Make static. Initialize new data-ref fields.
3542 (analyze_indirect_ref): New function.
3543 (init_data_ref): Initialize new data-ref fields.
3544 (strip_conversion): Moved from tree-vect-analyze.c.
3545 (analyze_offset_expr, get_ptr_offset, address_analysis,
3546 object_analysis): Likewise.
3547 (analyze_offset): New function.
3548 (create_data_ref): Likewise.
3549 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3550 dimensions for ARRAY_REFs only.
3551 (build_classic_dist_vector): Make static.
3552 (access_functions_are_affine_or_constant_p): Call macro to get the
3553 address of access functions.
3554 (compute_all_dependences): Add new parameter
3555 compute_self_and_read_read_dependences. Compute self and read-read
3556 dependences if it is true.
3557 (find_data_references_in_loop): Call create_data_ref. Initialize new
3559 (compute_data_dependences_for_loop): Add new parameter
3560 compute_self_and_read_read_dependences. Remove parameter nb_loops,
3561 compute nb_loops. Call compute_all_dependences,
3562 build_classic_dist_vector and build_classic_dir_vector with correct
3564 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3565 with correct parameters. Compare dimensions for ARRAY_REFs only.
3566 (free_data_refs): Call macro to free access functions.
3567 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3568 fields from stmt_vinfo.
3569 (struct base_object_info): New structure.
3570 (struct data_reference): Move fields to base_object_info. Add fields
3571 first_location and object_info for above structures. Move fields from
3572 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3573 aligned_to. Add macros to access the new fields.
3574 Update functions declarations.
3575 * tree-flow.h (is_aliased_with): Declare.
3576 * tree-loop-linear.c (linear_transform_loops): Call
3577 compute_data_dependences_for_loop with correct parameters.
3578 * tree-ssa-alias.c (is_aliased_with): New function.
3579 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3580 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3581 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3582 vect_base_addr_differ_p, compute_subscript_distance and
3583 build_classic_dist_vector. Add printings. Check absolute value of
3585 (vect_analyze_data_ref_dependences): Go through ddrs instead of
3587 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3588 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3589 to bytes. Add printing.
3590 (vect_compute_data_refs_alignment): Go through loads and stores in one
3592 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3593 vect_analyze_data_ref_access): Likewise.
3594 (vect_analyze_pointer_ref_access): Remove.
3595 (vect_address_analysis, vect_object_analysis): Likewise.
3596 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3597 and analyze data-refs in the loop.
3598 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3599 fields of data-ref instead of stmt. Add init to the offset from the
3601 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3602 (vect_update_init_of_dr): Likewise.
3603 (vect_update_inits_of_drs): Go through loads and stores in one loop.
3604 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3606 (new_loop_vec_info): Initialize new fields.
3607 (destroy_loop_vec_info): Free new fields.
3608 (vect_strip_conversion): Remove.
3609 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3610 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3611 datarefs. Add new field ddrs.
3612 Add macros for the new fields access.
3613 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3614 base_aligned_p, misalignment, memtag, ptr_info and subvars.
3615 Remove their macros.
3616 * tree.h (highest_pow2_factor): Declare.
3618 2005-07-25 Jakub Jelinek <jakub@redhat.com>
3620 * calls.c (store_one_arg): Check for sibling call MEM arguments
3621 from already clobbered incoming argument area.
3623 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3625 * c-common.c (check_missing_format_attribute): New.
3626 * c-common.h (check_missing_format_attribute): Likewise.
3627 * c-typeck.c (convert_for_assignment): Use it.
3629 2005-07-24 Andreas Schwab <schwab@suse.de>
3631 * config/m68k/m68k.md ("extendqidi2"): When source is an address
3632 register use a word move. Correct operand of ext.w in 68000 code.
3634 2005-07-23 Mark Mitchell <mark@codesourcery.com>
3636 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3637 variables as declarations, rather than definitions.
3639 2005-07-24 Ira Rosen <irar@il.ibm.com>
3641 PR tree-optimization/22526
3642 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3645 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3647 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3648 that C99 reserve for future use. Use it to define clog10,
3649 clog10f and clog10l.
3651 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3653 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3654 * configure.ac: Check for -Wmissing-format-attribute.
3656 * configure: Regenerate.
3658 2005-07-23 Richard Henderson <rth@redhat.com>
3660 PR tree-optimization/22623
3661 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3663 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
3666 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3668 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3670 * Makefile.in (C_TREE_H): Update dependencies.
3671 * c-tree.h: Include toplev.h.
3672 * diagnostic.h (diagnostic_set_info): Add format attribute.
3673 * rtl-error.c (diagnostic_for_asm): Likewise.
3675 2005-07-23 Chao-ying Fu <fu@mips.com>
3677 * config/mips/mips-dsp.md: New file.
3678 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3679 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3681 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3682 MIPS_BUILTIN_BPOSGE32.
3683 (mips_expand_builtin_direct): Add one parameter to indicate that
3684 builtin functions need to return a value.
3685 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3687 (mips_regno_to_class): Add classes for 12 new DSP registers.
3688 (mips_subword): Change to check four HI registers.
3689 (mips_output_move): Output move to and from 6 new DSP accumulators.
3690 (override_options): Make sure -mdsp and -mips16 are not used together.
3691 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
3693 (mips_conditional_register_usage): Disable 6 new DSP accumulators
3695 (print_operand): Add 'q' for printing DSP accumulators.
3696 (mips_cannot_change_mode_class): Check ACC_REGS.
3697 (mips_secondary_reload_class): Check ACC_REGS.
3698 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3699 (mips_register_move_cost): Check ACC_REGS.
3700 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3701 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3702 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3703 (dsp_bdesc): New array.
3704 (bdesc_arrays): Add DSP builtin function table.
3705 (mips_prepare_builtin_arg): Check predicate again after
3707 (mips_expand_builtin): Add one more parameter to
3708 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3709 MIPS_BUILTIN_BPOSGE32.
3710 (mips_init_builtins): Initialize new function types.
3711 (mips_expand_builtin_direct): Check if builtin functions need to
3712 return a value and pass operands properly.
3713 (mips_expand_builtin_bposge): New function.
3714 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3715 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3716 (FIRST_PSEUDO_REGISTER): Increase to 188.
3717 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3718 Update for 12 new DSP registers.
3719 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3720 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3721 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3722 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3723 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3724 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3725 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3726 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3727 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3728 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3729 (REGISTER_NAMES): Add names for 12 new DSP registers.
3730 * config/mips/mips.md: Include mips-dsp.md.
3731 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3732 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3733 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3734 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3735 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3736 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3737 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3738 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3739 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3740 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3741 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3742 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3743 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3744 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3745 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3746 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3747 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3748 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3749 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3750 (UNSPEC_RDDSP): New constants.
3751 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3752 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
3754 * config/mips/mips.opt (-mdsp): New option.
3755 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3756 (reg_imm10_operand): New predicates.
3757 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3758 * doc/invoke.texi (-mdsp): Document new option.
3760 2005-07-22 DJ Delorie <dj@redhat.com>
3762 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3764 * tree-inline.c (inlinable_function_p): Likewise.
3766 2005-07-22 Mark Mitchell <mark@codesourcery.com>
3769 * toplev.c (check_global_declarations): Do not mark undefined
3770 variables as DECL_IGNORED_P.
3771 * varasm.c (first_global_object_name): GTY it.
3772 (weak_global_object_name): Likewise.
3773 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3774 a string to go into {weak,first}_global_object_name.
3776 2005-07-22 DJ Delorie <dj@redhat.com>
3778 * c-format.c (check_function_format): Change warning control
3779 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3781 2005-07-22 Diego Novillo <dnovillo@redhat.com>
3783 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3784 &PTR->FLD a dereference of PTR.
3785 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3786 a potential dereference of PTR.
3788 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3790 PR rtl-optimization/20370
3791 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3792 call allocate_reg_info if necessary.
3794 PR rtl-optimization/21848
3795 * calls.c (emit_library_call_value_1): For const functions, add
3796 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
3798 PR rtl-optimization/22445
3799 * cselib.c (target.h): Include.
3800 (rtx_equal_for_cselib_p): Allow commutative matches.
3801 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
3802 Remove MODE parameter. Changed all callers.
3804 PR rtl-optimization/22258
3805 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
3807 (try_combine): Use likely_spilled_retval_p.
3809 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
3811 * config.gcc: Add crx-elf support.
3813 * doc/contrib.texi: Mention crx.
3814 * doc/extend.texi: Document crx extensions.
3815 * doc/install.texi: Document crx install.
3816 * doc/invoke.texi: Document crx options.
3817 * doc/md.texi: Document crx constraints.
3819 * config/crx/crx-protos.h: New file.
3820 * config/crx/crx.c: New file.
3821 * config/crx/crx.h: New file.
3822 * config/crx/crx.md: New file.
3823 * config/crx/crx.opt: New file.
3824 * config/crx/t-crx: New file.
3826 2005-07-22 Manfred Hollstein <mh@suse.com>
3828 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3830 (int_add_graph_edge): Likewise.
3831 (collapse_nodes): Likewise.
3832 (process_unification_queue): Likewise.
3834 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3835 Laurent GUERBY <laurent@guerby.net>
3837 PR tree-optimization/22336
3838 * function.c (record_block_change): Check for
3839 cfun->ib_boundaries_block.
3841 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
3843 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3844 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3846 2005-07-21 DJ Delorie <dj@redhat.com>
3848 * toplev.c (warn_deprecated_use): Add warning control to warning
3850 * c-typeck.c (parser_build_binary_op): Likewise.
3851 (c_finish_if_stmt): Likewise.
3852 * c-common.c (check_function_sentinel): Likewise.
3853 (check_nonnull_arg): Likewise.
3855 2005-07-21 Richard Henderson <rth@redhat.com>
3858 * tree-complex.c (complex_ssa_name_components): New.
3859 (cvc_lookup): Allow entry not found.
3860 (create_components): Remove.
3861 (create_one_component_var, get_component_var): New.
3862 (get_component_ssa_name, set_component_ssa_name): New.
3863 (extract_component): Use get_component_ssa_name.
3864 (update_complex_components): Use set_component_ssa_name.
3865 (update_complex_components_on_edge): Likewise.
3866 (update_phi_components): Create new PHI nodes directly, instead
3867 of adding insns to edges.
3868 (tree_lower_complex): Allocate and free complex_variable_components
3869 and complex_ssa_name_components here.
3871 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
3873 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3874 revert to returning false.
3876 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3879 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3881 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3884 * config/i386/i386.md (cmpxf): Change operand constraints
3885 to "nonmemory_operand".
3887 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3889 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3891 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3894 * fold-const.c (fold_build1): Add checksum for the operands.
3895 (fold_build2): Likewise.
3896 (fold_build3): Likewise.
3898 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3901 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3903 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3905 * common.opt (-fforward-propagate): Committed by mistake,
3908 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3910 * reg-stack.c: Fix comment typo(s).
3911 * tree-ssa-operands.c: Likewise.
3912 * tree-vectorizer: Likewise.
3914 2005-07-21 Nick Clifton <nickc@redhat.com>
3916 * config/sh/symbian.c: Replace C++ style line comments with C
3917 style line comments.
3918 (symbian_add_attribute): Do not use a ? operator on the LHS of
3920 (sh_symbian_handle_dll_attribute): Change the type of the
3921 method vector to "VEC(tree,gc)*" and use vector accessor
3922 macros to walk over the elements.
3923 (symbian_export_vtable_and_rtti_p): Likewise.
3924 (symbian_class_needs_attribute_p): Likewise.
3926 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3929 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
3930 initialize targetm.resolve_overloaded_builtin here.
3931 (altivec_expand_overloaded_builtin): Make it non-static.
3932 * config/rs6000/rs6000-protos.h
3933 (altivec_expand_overloaded_builtin): New prototype.
3934 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
3935 targetm.resolve_overloaded_builtin here.
3936 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
3938 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3939 Zdenek Dvorak <dvorakz@suse.cz>
3941 PR tree-optimization/19210
3942 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
3944 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
3945 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
3946 rely on unproven assumptions.
3947 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
3948 * tree-flow.h (number_of_iterations_exit): Add final parameter.
3949 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
3950 to number_of_iterations_exit.
3951 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
3952 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
3953 * tree-ssa-loop-niter.c (find_loop_niter,
3954 estimate_numbers_of_iterations_loop): Likewise.
3955 (number_of_iterations_exit): Honor the new options.
3956 * doc/invoke.texi (Wunsafe-loop-optimizations,
3957 funsafe-loop-optimizations): Document them.
3959 2005-07-21 Richard Sandiford <richard@codesourcery.com>
3961 PR rtl-optimization/22167
3962 * gcse.c (hoist_code): Fix hoist_exprs[] check.
3964 2005-07-20 Adam Nemet <anemet@lnxw.com>
3966 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
3967 __do_global_dtors_aux longcall.
3969 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
3971 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
3972 (old_special_pred_table): Don't reference
3973 SPECIAL_MODE_PREDICATES.
3974 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
3975 * config/arc/arc.h: Don't mention PREDICATE_CODES.
3976 * config/sh/predicates.h: Don't mention
3977 SPECIAL_MODE_PREDICATES.
3978 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3981 2005-07-20 DJ Delorie <dj@redhat.com>
3983 * config.gcc: Add m32c-elf support.
3985 * doc/contrib.texi: Mention m32c.
3986 * doc/extend.texi: Document m32c extensions.
3987 * doc/install.texi: Mention m32c.
3988 * doc/invoke.texi: Document m32c options.
3989 * doc/md.texi: Document m32c constraints.
3991 * config/m32c/addsub.md: New file.
3992 * config/m32c/bitops.md: New file.
3993 * config/m32c/cond.md: New file.
3994 * config/m32c/jump.md: New file.
3995 * config/m32c/m32c-lib1.S: New file.
3996 * config/m32c/m32c-lib2.c: New file.
3997 * config/m32c/m32c-modes.def: New file.
3998 * config/m32c/m32c-pragma.c: New file.
3999 * config/m32c/m32c-protos.h: New file.
4000 * config/m32c/m32c.abi: New file.
4001 * config/m32c/m32c.c: New file.
4002 * config/m32c/m32c.h: New file.
4003 * config/m32c/m32c.md: New file.
4004 * config/m32c/m32c.opt: New file.
4005 * config/m32c/minmax.md: New file.
4006 * config/m32c/mov.md: New file.
4007 * config/m32c/muldiv.md: New file.
4008 * config/m32c/predicates.md: New file.
4009 * config/m32c/prologue.md: New file.
4010 * config/m32c/shift.md: New file.
4011 * config/m32c/t-m32c: New file.
4013 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4015 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4016 (stack_protect_set, stack_protect_test): New expanders.
4017 (stack_protect_set_si, stack_protect_set_si_media,
4018 stack_protect_set_di_media, stack_protect_test_si,
4019 stack_protect_test_si_media, stack_protect_test_di_media):
4022 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4024 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4026 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4028 * tree.h (tree_expr_nonzero_p): Export.
4029 * fold-const.c (tree_expr_nonzero_p): Likewise.
4030 Return true for CALL_EXPRs that are alloca calls.
4031 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4033 * tree-flow.h (expr_computes_nonzero): Remove.
4034 * tree-vrp.c (expr_computes_nonzero): Remove.
4035 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4036 (extract_range_from_unary_expr): Likewise.
4037 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4038 tree_expr_nonzero_p.
4040 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4042 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4043 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4044 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4045 All callers changed.
4046 (frame_related_constant_load): New arg "related" which controls
4047 setting of RTX_FRAME_RELATED_P. All callers changed.
4048 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4049 (bfin_expand_prologue): Add stack limit checking.
4050 * config/bfin/bfin.md (trapifcc): New pattern.
4052 * config/bfin/bfin.c: Include "langhooks.h".
4053 (def_builtin): Go through lang_hooks to call builtin_function.
4055 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4056 * config/bfin/predicates.md (symbol_ref_operand): New.
4057 (call_insn_operand): Delete. All callers changed to use
4058 register_no_elim_operand.
4059 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4061 (function_arg): Use it to generate the call's operand 2.
4062 (bfin_longcall_p): New function.
4063 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4064 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4065 determine if the address needs to be in a REG.
4066 (bfin_handle_longcall_attribute): New function.
4067 (bfin_attribute_table): Add "longcall" and "shortcall".
4068 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4069 (CUMULATIVE_ARGS): New member call_cookie.
4070 (PREDICATE_CODES): Add symbol_ref_operand.
4071 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4072 extra USE to the pattern.
4073 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4074 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4075 sibcall_value_insn; now the new patterns handle direct calls and the
4076 old ones indirect calls.
4077 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4079 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4081 * doc/trouble.texi: Update section on handling of empty loops.
4083 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4085 * config.gcc: Remove support for sparc-*-openbsd*,
4086 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4088 * config.host: Remove support for i860-*-sysv4* as a host.
4089 * config/i860/*, config/ip2k/*, config/ns32k/*,
4090 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4091 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4092 mention obsolete ports.
4094 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4096 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4098 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4099 of frame_pointer_rtx.
4100 (sh_expand_epilogue): Likewise.
4101 (sh_set_return_address): Likewise.
4102 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4103 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4104 offsets from FRAME_POINTER_REGNUM.
4105 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4106 (sh_register_names): Add initializer for sfp.
4107 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4108 (VALID_REGISTER_P): Likewise.
4109 (FIRST_PSEUDO_REGISTER): Update.
4110 (DWARF_FRAME_REGISTERS): Define.
4111 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4112 (HARD_FRAME_POINTER_REGNUM): Define.
4113 (FRAME_POINTER_REGNUM): Redefine.
4114 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4115 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4116 from FRAME_POINTER_REGNUM.
4117 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4118 FRAME_POINTER_REGNUM.
4119 (REG_CLASS_CONTENTS): Add sfp.
4120 (REG_ALLOC_ORDER): Likewise.
4121 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4122 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4123 of frame_pointer_rtx.
4124 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4126 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4128 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4129 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4130 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4132 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4135 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4137 Make CONSTRUCTOR use VEC to store initializers.
4138 * c-common.c (complete_array_type): Update to cope with VEC in
4140 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4141 (pp_c_constructor_elts): New function.
4142 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4143 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4144 struct constructor_stack, struct initializer_stack,
4145 constructor_elements, push_init_level, pop_init_level,
4146 add_pending_init, find_init_member, output_init_element): Update to
4147 cope with VEC in CONSTRUCTOR_ELTS.
4148 * coverage.c (build_fn_info_value, build_ctr_info_value,
4149 build_gcov_info): Likewise.
4150 * expr.c (categorize_ctor_elements_1, store_constructor,
4151 expand_expr_real_1): Likewise.
4152 * fold-const.c (fold_ternary): Likewise.
4153 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4154 gimplify_init_constructor, gimplify_expr): Likewise.
4155 * tree-dump.c (dequeue_and_dump): Likewise.
4156 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4158 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4160 * tree-sra.c (generate_element_init_1): Likewise.
4161 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4162 * tree-ssa-operands.c (get_expr_operands): Likewise.
4163 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4164 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4165 (get_initial_def_for_reduction): Likewise.
4166 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4167 value handle in annotations.
4168 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4169 tree_node_structure): Add support for constr_kind.
4170 (build_vector_from_ctor, build_constructor_single,
4171 build_constructor_from_list): New functions.
4172 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4173 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4174 Update to cope with VEC in CONSTRUCTOR_ELTS.
4175 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4176 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4177 CONSTRUCTOR_APPEND_ELT): New macros.
4178 (struct constructor_elt, struct tree_constructor): New data types.
4179 (union tree_node): Add tree_constructor field.
4180 * treestruct.def: Define TS_CONSTRUCTOR.
4181 * varasm.c (const_hash_1, compare_constant, copy_constant,
4182 compute_reloc_for_constant, output_addressed_constants,
4183 initializer_constant_valid_p, output_constant,
4184 array_size_for_constructor, output_constructor): Update to cope with
4185 VEC in CONSTRUCTOR_ELTS.
4186 * vec.h (VEC_empty, VEC_copy): New macros.
4188 2005-07-19 Devang Patel <dpatel@apple.com>
4190 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4192 2005-07-19 Richard Henderson <rth@redhat.com>
4195 * gimplify.c (gimplify_expr): Use main variant type for the temp
4196 destination for a discarded volatile read.
4197 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4198 casts between non-void types that change volatility.
4200 2005-07-15 DJ Delorie <dj@redhat.com>
4202 * toplev.h: Add comment about the first parameter for warning().
4203 * errors.h: Likewise.
4205 * c.opt (Wpragmas): New.
4206 * doc/invoke.texi: Document it.
4208 * function.c (do_warn_unused_parameter): Add warning control to
4210 * c-decl.c (warn_if_shadowing): Likewise.
4211 * c-lex.c (cb_def_pragma): Likewise.
4212 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4213 (pop_alignment): Likewise.
4214 (handle_pragma_pack): Likewise.
4215 (apply_pragma_weak): Likewise.
4216 (handle_pragma_weak): Likewise.
4217 (handle_pragma_redefine_extname): Likewise.
4218 (add_to_renaming_pragma_list): Likewise.
4219 (handle_pragma_extern_prefix): Likewise.
4220 (maybe_apply_renaming_pragma): Likewise.
4221 (handle_pragma_visibility): Likewise.
4223 * config/c4x/c4x-c.c (BAD): Likewise.
4224 (c4x_parse_pragma): Likewise.
4225 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4226 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4227 (rs6000_pragma_longcall): Likewise.
4228 * config/v850/v850-c.c (pop_data_area): Likewise.
4229 (ghs_pragma_section): Likewise.
4230 (ghs_pragma_section): Likewise.
4231 (ghs_pragma_interrupt): Likewise.
4232 (ghs_pragma_starttda): Likewise.
4233 (ghs_pragma_startsda): Likewise.
4234 (ghs_pragma_startzda): Likewise.
4235 (ghs_pragma_endtda): Likewise.
4236 (ghs_pragma_endsda): Likewise.
4237 (ghs_pragma_endzda): Likewise.
4239 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4240 Kenneth Zadeck <zadeck@naturalbridge.com>
4242 * Makefile.in: Removed tree-promote-statics.c
4243 * tree-promote-statics.c: Removed.
4244 * common.opt: Removed flag-promote-statics.
4246 * passes.c: Removed tree-promote-statics pass.
4247 * tree-pass.h: Ditto.
4248 * timevar.def: Removed TV_PROMOTE_STATICS.
4251 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4253 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4255 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4257 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4260 * c-common.c (check_function_arguments): Call
4261 'check_function_format' if either -Wformat or
4262 -Wmissing-format-attribute are specified.
4263 * c-format.c (check_function_format): Check -Wformat before
4264 calling 'check_format_info'.
4265 * c-opts.c (c_common_post_options): Don't warn for
4266 -Wmissing-format-attribute without -Wformat.
4267 * c-typeck.c (convert_for_assignment): Detect additional cases for
4268 -Wmissing-format-attribute.
4269 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4272 2005-07-19 Richard Guenther <rguenther@suse.de>
4274 * config/i386/i386.md (lrint<mode>2): Use temporary
4275 instead of clobbering non-existent memory.
4277 2005-07-19 Nick Clifton <nickc@redhat.com>
4279 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4280 statement to avoid displaying ASCII control characters.
4282 2005-07-19 Ben Elliston <bje@au.ibm.com>
4284 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4285 * cfganal.c (find_edge_index): Ditto.
4286 * combine.c (combine_instructions): Ditto.
4287 * ddg.c (create_scc): Ditto.
4288 (find_successors): Ditto.
4289 (find_predecessors): Ditto.
4290 (find_nodes_on_paths): Ditto.
4291 (longest_simple_path): Ditto.
4292 * flow.c (update_life_info): Ditto.
4293 (count_or_remove_death_notes): Ditto.
4294 (clear_log_links): Ditto.
4295 * modulo-sched.c (generate_reg_moves): Ditto.
4296 (find_max_asap): Ditto.
4297 (find_max_hv_min_mob): Ditto.
4298 (find_max_dv_min_mob): Ditto.
4299 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4300 * sched-rgn.c (extract_edgelst): Ditto.
4301 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4302 (dump_update_ssa): Ditto.
4303 (ssa_names_to_replace) Ditto.
4304 (switch_virtuals_to_full_rewrite): Ditto.
4305 (update_ssa): Ditto.
4306 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4308 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4310 Fix PR tree-optimization/22483
4312 * tree-complex.c (create_components): Use
4313 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4314 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4315 * tree-flow.h (safe_referenced_var_iterator): New structure.
4316 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4317 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4318 safe_referenced_var iterator.
4319 (add_type_alias): Ditto.
4321 2005-07-19 Steven Bosscher <stevenb@suse.de>
4323 * loop-init.c (rest_of_handle_loop2): Remove.
4324 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4325 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4326 (pass_rtl_loop_init, pass_rtl_loop_done,
4327 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4328 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4329 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4330 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4331 pass_tree_loop_done, and pass_tree_unswitch.
4332 (gate_loop): Rename to gate_tree_loop.
4333 * passes.c (init_optimization_passes): Update for renamed tree
4334 loop passes. Add the new loop2 passes as subpasses of loop2.
4335 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4336 Update for the renamed tree loop passes.
4338 2005-07-18 Ian Lance Taylor <ian@airs.com>
4341 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4342 blocks when optimizing.
4344 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4346 * common.opt (frename-registers): Initialize to 2.
4348 (fgcse-after-reload): Ditto.
4349 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4350 (process_options): Only change flag_web, flag_rename_registers,
4351 and flag_rerun_cse_after_loop if not explicitly set by user.
4353 2005-07-18 Jan Beulich <jbeulich@novell.com>
4355 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4356 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4357 in 64-bit mode the same as DImode in 32-bit mode.
4358 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4359 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4360 mode. Add new mode parameter.
4361 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4362 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4363 x86_64_shift_adj): New expanders.
4364 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4365 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4367 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4368 DImode shift splitters.
4369 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4370 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4373 2005-07-18 Jan Beulich <jbeulich@novell.com>
4375 * i386.md (movdi_extzv_1): New.
4376 (zero_extendhidi2): Combine alternatives and never force use of
4378 (zero_extendqidi2): Likewise. Don't restrict input selection.
4380 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4382 Fix PR tree-optimization/22531
4383 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4386 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4388 * tree-promote-statics.c (pass_promote_statics): Change dump file
4391 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4393 * tree-optimize.c (init_tree_optimization_passes): Add
4394 pass_eliminate_useless_stores pass.
4395 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4396 * tree-ssa-pre.c (is_copy_stmt): New function.
4397 (follow_copies_till_vuse): Ditto.
4398 (do_eustores): Ditto.
4399 (gate_eustores): Ditto.
4401 2005-07-16 Richard Henderson <rth@redhat.com>
4403 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4405 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4406 Kenneth Zadeck <zadeck@naturalbridge.com>
4408 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4409 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4410 ipa-type-escape.h, tree-promote-statics.c
4411 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4412 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4413 tree-promote-statics.c: new files.
4414 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4415 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4416 int nonlocal_set_p, mark_constant_function): Deleted.
4417 (rest_of_handle_cfg): Removed call to mark_constant_function.
4418 (nonoverlapping_component_refs_p): Added calls to support
4419 type based aliasing.
4420 * tree-ssa-alias.c (may_alias_p,
4421 compute_flow_insensitive_aliasing): Ditto.
4422 * calls.c (flags_from_decl_or_type): Removed reference to
4424 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4425 too many arguments. This is necessary for Spec 2000.
4426 * cgraph.h (const_function, pure_function): Removed.
4427 * common.opt: Added "fipa-pure-const", "fipa-reference",
4428 "fipa-type-escape", and "ftree-promote-static".
4430 * passes.c: Added ipa and tree-promote-statics passes.
4431 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4432 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4433 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4434 * tree-flow.h: Added exposed sra calls and addition of
4435 reference_vars_info field for FUNCTION_DECLS.
4436 * tree-pass.h: Added passes.
4437 * tree-sra.c: (sra_init_cache): New function.
4438 (sra_insert_before, sra_insert_after) Made public.
4439 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4441 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4442 aliasing. (may_alias_p): Added code to use type escape analysis to
4444 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4445 code to prune clobbers of static variables based on information
4446 produced in ipa-reference pass. Changed call clobbering so that
4447 statics are not marked as clobbered if the call does not clobber
4450 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4452 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4455 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4457 * doc/install.texi (*-*-solaris2*): Document recommended version
4458 of GNU binutils and mention GNU linker problem on Solaris 10.
4460 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4463 * c-decl.c (c_build_bitfield_integer_type): New function.
4464 (finish_struct): Call it.
4465 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4467 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4469 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4472 2005-07-16 Jan Hubicka <jh@suse.cz>
4474 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4475 (scale_bbs_frequencies_int): Watch roundoff errors.
4476 * predict.c (return_prediction): Initialize return_stmt.
4478 2005-07-16 Jan Hubicka <jh@suse.cz>
4480 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4481 after RTL profiling.
4483 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4486 * fold-const.c (build_range_check): Convert high/low to etype
4487 if we are only comparing against exp.
4489 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4491 Fix PR tree-optimization/22376
4492 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4494 (need_to_solve): New function.
4495 (compute_points_to_sets): Use it.
4497 2005-07-15 Jan Hubicka <jh@suse.cz>
4499 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4500 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4502 2005-07-15 Richard Guenther <rguenther@suse.de>
4504 * c-common.c (handle_flatten_attribute): New function.
4505 Add flatten function attribute.
4506 * doc/extend.texi: Document flatten function attribute.
4507 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4508 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4510 (cgraph_decide_inlining): Handle functions with flatten
4513 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4515 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4516 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4517 UNSPEC_XCHG, UNSPEC_AND): New.
4518 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4519 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4520 * config/rs6000/sync.md (FETCHOP): New code macro.
4521 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4523 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4524 (sync_compare_and_swap<mode>): Same.
4525 (sync_lock_test_and_set<mode>): Same.
4526 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4527 for QImode and HImode, and not PPC405.
4528 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4529 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4530 (sync_<fetchop>{si,di}_internal): New.
4531 (sync_nand{si,di}_internal): New.
4532 (sync_old_<fetchop>{si,di}_internal): New.
4533 (sync_old_nand{si,di}_internal): New
4534 (sync_new_<fetchop>{si,di}_internal): New.
4535 (sync_new_nand{si,di}_internal): New.
4536 (atomic_and{si,di}): New.
4537 (sync_new_nand{si,di}_internal): New.
4538 (atomic_and{si,di}): New.
4539 (sync_add<mode>_internal): Delete.
4540 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4541 (sync_sub<mode>_internal): Delte.
4542 (sync_subshort_internal): New.
4543 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4544 (sync_anddi_internal): Delete.
4545 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4546 (sync_booldi_internal): Delete.
4547 (sync_boolc<mode>_internal): Delete.
4548 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4549 (sync_boolc<mode>_internal2): Delete.
4550 (sync_boolcc<mode>_internal): Delete.
4551 (isync, lwsync): Use unspec instead of unspec_volatile.
4552 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4553 Revert UNSPEC_VOLATILE.
4554 (rs6000_split_atomic_op): New.
4555 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4557 2005-07-14 Eric Christopher <echristo@redhat.com>
4559 * config/mips/mips.c (mips_canonicalize_comparison): Cast
4560 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4562 2005-07-14 Eric Christopher <echristo@redhat.com>
4564 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4566 2005-07-14 Steven Bosscher <stevenb@suse.de>
4568 PR tree-optimization/22230
4569 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4570 the computation of the four cross productions for "range op range".
4572 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
4573 Ulrich Weigand <uweigand@de.ibm.com>
4576 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4579 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4581 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4583 2005-07-14 Steve Ellcey <sje@cup.hp.com>
4585 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4587 2005-07-14 Richard Guenther <rguenther@suse.de>
4590 * config/i386/i386-protos.h (ix86_function_value): Change
4591 prototype to match new target hook.
4592 * config/i386/i386.c (ix86_value_regno): Change prototype
4593 to take extra type argument.
4594 (TARGET_FUNCTION_VALUE): Define.
4595 (ix86_function_ok_for_sibcall): Pass extra argument to
4596 ix86_value_regno, check return slot rtx for exact match.
4597 (ix86_function_value): Take extra parameter. Dispatch to
4598 ix86_value_regno with fndecl/fntype as provided.
4599 (ix86_value_regno): Handle extra type argument.
4600 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4602 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4603 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4604 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4605 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4606 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4608 2005-07-14 Richard Guenther <rguenther@suse.de>
4610 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4611 * calls.c (expand_call): Pass fntype to hard_function_value.
4612 (emit_library_call_value_1): Likewise.
4613 * explow.c: Include target.h.
4614 (hard_function_value): Take extra argument, the fntype.
4615 Use new target hook for function_value.
4616 * expr.h (hard_function_value): Change prototype.
4617 * function.c (aggregate_value_p): Pass 0 as fntype to
4618 hard_function_value.
4619 (assign_parms): Use new target hook for function_value.
4620 Pass 0 as fntype to hard_function_value.
4621 (expand_function_end): Likewise.
4622 * reg-stack.c: Include target.h.
4623 (stack_result): Use new target hook for function_value.
4624 * target-def.h: New target hook function_value.
4625 * target.h: Likewise.
4626 * targhooks.c (default_function_value): New function.
4627 * targhooks.h (default_function_value): Declare.
4629 2005-07-13 Ian Lance Taylor <ian@airs.com>
4631 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4633 2005-07-14 Jan Hubicka <jh@suse.cz>
4635 * tree-dfa.c (dump_variable): Use default_def function.
4636 * tree-ssa-alias.c (dump_points_to_info): Likewise.
4637 * tree-ssa.c (verify_use): Likewise.
4638 * tree-ssanames.c (release_ssa_name): Likewise.
4639 * tree-tailcall.c (eliminate_tail_call): Likewise.
4640 (tree_optimize_tail_calls_1): Likewise.
4641 * tree-vrp.c (get_value_range): Likewise.
4643 2005-07-14 Ben Elliston <bje@au.ibm.com>
4645 * gcc.c (main): Compare language[0] with '*' when iterating over
4648 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4650 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4651 "s390_emit_compare". Add handling of CCZ1mode.
4652 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4653 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4655 (s390_branch_condition_mask): Add CCZ1mode handling.
4656 * config/s390/s390.md: ("seq", "*seq"): New pattern.
4657 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4658 Use CCZ1mode instead of CCZmode.
4659 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
4661 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4663 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4665 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4667 2005-07-13 Eric Christopher <echristo@redhat.com>
4669 * config/mips/mips.c (mips_canonicalize_comparison): New.
4670 (mips_emit_int_relational): Use.
4672 2005-07-13 Eric Christopher <echristo@redhat.com>
4674 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4676 * config/s390/s390.md: Include tpf.md. Move tpf specific
4678 * config/s390/tpf.md: To here.
4679 * config/s390/s390.opt: Move tpf specific options...
4680 * config/s390/tpf.opt: to here. Add mmain option.
4681 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4682 * config/s390/tpf.h: Rewrite.
4684 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4686 * doc/tm.texi: Remove @xref{Cross-profiling}.
4688 2005-07-13 Jeff Law <law@redhat.com>
4690 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4691 expressions, test their _DECL operands for pointer equality rather
4692 than using operand_equal_p.
4694 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4696 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4697 (TARGET_POSIX_IO): This.
4698 * config/darwin.h: Likewise.
4699 * config/freebsd.h: Likewise.
4700 * config/linux.h: Likewise.
4701 * config/lynx.h: Likewise.
4702 * config/netbsd.h: Likewise.
4703 * config/rs6000/linux64.h: Likewise.
4704 * config/rs6000/linux.h: Likewise.
4705 * config/s390/tpf.h: Likewise.
4706 * config/sh/embed-elf.h: Likewise.
4707 * config/sparc/linux64.h: Likewise.
4708 * config/sparc/linux.h: Likewise.
4709 * config/svr4.h: Likewise.
4710 * gcov-io.h: Likewise.
4712 * doc/tm.texi: Updated.
4714 * libgcov.c (create_file_directory): Defined only if
4715 TARGET_POSIX_IO is defined.
4716 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4719 2005-07-13 Jan Hubicka <jh@suse.cz>
4721 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4723 2005-07-13 David Edelsohn <edelsohn@gnu.org>
4725 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4726 structure as argument.
4728 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
4730 PR tree-optimization/21921
4731 * tree-iterator.c (tsi_link_before): Support the case when
4732 tsi_end_p (tsi) == true.
4734 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4736 PR tree-optimization/22442
4737 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4740 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4742 PR rtl-optimization/20376
4743 * toplev.c (process_options): Enable -fweb and -frename-registers when
4745 * doc/invoke.texi: Update the information about when -fweb and
4746 -frename-registers are enabled.
4748 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4751 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4752 if *rhs_p is not a SSA_NAME.
4754 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
4756 Fix PR tree-optimization/22422
4757 * tree-ssa-structalias.c (struct variable_info): Add flag for
4759 (get_varinfo): Now a static function.
4760 (new_varinfo): init has_union and is_special_var to false.
4761 (solution_set_add): Check has_union.
4762 (do_da_constraint): Move temporary variable so it gets reset
4764 Also check for special variable.
4765 (do_ds_constraint): Ditto.
4766 (do_sd_constraint): Ditto.
4767 (do_structure_copy): Check for special variable.
4768 (find_func_aliases): Ditto.
4769 (init_base_vars): Set special vars properly.
4771 2005-07-13 Jan Hubicka <jh@suse.cz>
4773 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
4776 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
4777 (get_expr_operands): Fix thinko wrt flags and subvars.
4779 PR tree-optimize/22379
4780 * tree-inline.c (expand_call_inline): Do not output sorry in early
4783 2005-07-12 Dale Johannesen <dalej@apple.com>
4785 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
4787 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4790 * host-linux.h: Include limits.h.
4792 2005-07-12 Dale Johannesen <dalej@apple.com>
4794 * expr.c (compress_float_constant): Add cost check.
4795 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
4797 2005-07-12 Dale Johannesen <dalej@apple.com>
4799 * gcc.target/i386/compress-float-sse.c: New.
4800 * gcc.target/i386/compress-float-sse-pic.c: New.
4801 * gcc.target/i386/compress-float-387.c: New.
4802 * gcc.target/i386/compress-float-387-pic.c: New.
4803 * gcc.dg/compress-float-ppc.c: New.
4804 * gcc.dg/compress-float-ppc-pic.c: New.
4806 2005-07-12 Eric Christopher <echristo@redhat.com>
4808 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4810 * config/s390/s390.md: Include tpf.md. Move tpf specific
4812 * config/s390/tpf.md: To here.
4813 * config/s390/s390.opt: Move tpf specific options...
4814 * config/s390/tpf.opt: to here. Add mmain option.
4815 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4816 * config/s390/tpf.h: Rewrite.
4818 2005-07-12 Eric Christopher <echristo@redhat.com>
4820 * gcc.c (struct infile): Update comment for language.
4821 (main): Rewrite input file resetting code.
4823 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4826 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
4827 requiring a cast in a non RHS of modify_expr. Add a cast when required.
4828 (lookup_avail_expr): Use constant_boolean_node instead
4829 of boolean_false_node/boolean_true_node.
4831 2005-07-12 Ben Elliston <bje@au.ibm.com>
4833 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
4834 and use it when printing num_edges.
4836 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
4838 * doc/extend.texi (Blackfin Built-in Functions): New section.
4839 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
4842 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
4844 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
4845 s/cmpstrsi/cmpstrnsi
4846 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
4848 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
4849 (init_optabs): Initialize cmpstrn_optab.
4850 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
4851 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
4852 * expr.c: (enum insn_code cmpstrn_optab): Declare.
4853 * config/i386/i386.md: s/cmpstr/cmpstrn
4854 * config/c4x/c4x.md: s/cmpstr/cmpstrn
4855 * doc/md.texi: Update documentation.
4857 2005-07-11 Richard Henderson <rth@redhat.com>
4859 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
4860 build_va_arg_indirect_ref.
4861 (alpha_gimplify_va_arg): Likewise.
4862 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
4863 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4864 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
4865 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4866 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4867 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
4869 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4871 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4873 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4874 * passes.c (init_optimization_passes): Add pass_empty_loop.
4875 * tree-pass.h (pass_empty_loop): Declare.
4876 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4877 try_remove_empty_loop, remove_empty_loops): New functions.
4878 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4879 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4881 2005-07-12 Peter Barada <peter@the-baradas.com>
4885 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4886 in address registers.
4887 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4888 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4889 alternative of addsi3_5200.
4891 2005-07-11 Ian Lance Taylor <ian@airs.com>
4893 * config/mips/mips.md (ffs<mode>2): Remove.
4895 2005-07-11 Ian Lance Taylor <ian@airs.com>
4897 * doc/tree-ssa.texi (Cleanups): Improve description of
4899 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
4901 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4903 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
4904 * tree.h (DECL_ARGUMENT_FLD): New macro.
4906 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4908 Fix PR tree-optimization/22404
4910 * tree-ssa-structalias.c (create_variable_info_for): Use
4913 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
4915 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
4916 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
4917 for second comparison operand.
4918 * config/bfin/predicates.md (reg_or_const_int_operand): New.
4920 * config/bfin/bfin.md (define_attr "type"): Add "sync".
4921 (define_insn_reservation "alu"): Likewise.
4922 (csync, ssync): Now of type sync.
4923 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
4924 -mcsync-anomaly -mspecld-anomaly.
4925 * config/bfin/bfin.opt (mcsync): Remove.
4926 (mcsync-anomaly, mspecld-anomaly): Add.
4927 * config/bfin/bfin.c: Include "insn-codes.h".
4928 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
4929 (TARGET_DEFAULT_TARGET_FLAGS): New.
4930 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
4932 2005-07-11 Steven Bosscher <stevenb@suse.de>
4934 * basic-block.h: Give the BB flags enum a name, bb_flags.
4935 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
4936 * cfgcleanup.c (enum bb_flags): Remove here.
4937 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
4938 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
4939 (update_forwarder_flag): Likewise.
4940 (thread_jump): Likewise.
4941 (try_forward_edges): Likewise.
4942 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
4943 forwarder flags. Don't clear bb->aux for all basic blocks. Only
4944 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
4946 2005-07-11 Richard Guenther <rguenther@suse.de>
4948 * config/i386/i386.opt: New target option -msseregparm.
4949 * config/i386/i386.c (override_options): Error out for
4950 -msseregparm but no SSE support.
4951 (ix86_function_sseregparm): Check for global sseregparm.
4952 * doc/invoke.texi: Document -msseregparm.
4954 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4956 * config.gcc (m32r-*-linux*): Use the default extra_parts.
4957 (m32rle-*-linux*): Ditto.
4959 2005-07-11 Jakub Jelinek <jakub@redhat.com>
4961 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
4962 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
4965 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4969 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
4970 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
4972 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
4974 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
4975 (varmap): Heapify varmap.
4976 (constraints): Heapify constraints.
4977 (struct constraint_graph): Heapify succs and preds.
4978 (constraint_vec_find): Update for heapification.
4979 (constraint_set_union): Ditto.
4980 (insert_into_complex): Ditto.
4981 (constraint_edge_vec_find): Ditto.
4982 (erase_graph_self_edge): Ditto.
4983 (add_graph_edge): Ditto.
4984 (get_graph_weights): Ditto.
4985 (merge_graph_nodes): Ditto.
4986 (build_constraint_graph): Ditto.
4987 (topo_visit): Ditto.
4988 (solve_graph): Ditto.
4989 (create_variable_info_for): Ditto.
4990 (init_base_vars): Ditto.
4991 (delete_points_to_sets): Free graph, varmap, and complex constraints.
4992 (condese_varmap_nodes): Free complex vector.
4993 (clear_edges_for_node): Clear succs and preds vector.
4995 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4997 * tree-ssa-structalias.c (update_alias_info): Change counting of
4998 references to not include vdefs.
5000 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5002 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5005 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5007 * pa.c (pa_commutative_p): Make PLUS commutative when
5008 TARGET_NO_SPACE_REGS is true.
5010 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5012 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5013 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5014 * tree-dfa.c (dump_subvars_for): New.
5015 (debug_subvars_for): New.
5016 (dump_variable): Show subvariables if VAR has them.
5017 * tree-flow-inline.h (get_subvar_at): New.
5018 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5019 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5021 (struct subvar): Change fields offset and size to unsigned
5023 (dump_subvars_for): Declare.
5024 (debug_subvars_for): Declare.
5025 (get_subvar_at): Declare.
5026 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5027 to unsigned HOST_WIDE_INT *.
5028 (overlap_subvar): Likewise.
5029 * tree-gimple.c (is_gimple_reg): Always return false for
5030 SFTs and memory tags.
5031 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5033 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5034 (compute_may_aliases): Call compute_points_to_sets.
5035 (collect_points_to_info_for): Remove.
5036 (compute_points_to_and_addr_escape): Remove.
5037 (delete_alias_info): Call delete_points_to_sets.
5038 (compute_flow_sensitive_aliasing): If the call to
5039 find_what_p_points_to returns false, call set_pt_anything.
5040 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5041 (set_pt_anything): Clear pi->pt_vars.
5042 (set_pt_malloc): Remove.
5043 (merge_pointed_to_info): Remove.
5044 (add_pointed_to_expr): Remove.
5045 (add_pointed_to_var): Remove.
5046 (collect_points_to_info_r): Remove.
5047 (is_escape_site): Make extern.
5049 (create_overlap_variables_for): Call it.
5050 * tree-ssa-copy.c (merge_alias_info): Never merge
5051 flow-sensitive alias information.
5052 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5053 offset and size to be unsigned HOST_WIDE_INT.
5054 (add_to_addressable_set): Rename from note_addressable.
5055 Set TREE_ADDRESSABLE as the variables are added to the set.
5057 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5058 operands into VUSEs when adding V_MAY_DEFs for members in an
5060 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5061 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5062 (struct variable_info): Add bitfield is_heap_var.
5063 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5064 (new_var_info): Initialize is_heap_var.
5065 (get_constraint_for): Add HEAP variables to the symbol table.
5066 Mark them with is_heap_var.
5067 (update_alias_info): New. Taken mostly from the old
5068 compute_points_to_and_addr_escape.
5069 (handle_ptr_arith): New.
5070 (find_func_aliases): Call update_alias_info.
5071 Call handle_ptr_info for tcc_binary expressions.
5072 Call mark_stmt_modified.
5073 (create_variable_info_for): If DECL has subvars, do not create
5074 variables for its subvars. Always add all the fields.
5075 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5076 SFTs, then add all the SFTs of the structure.
5077 If VI->DECL is an aggregate with subvariables, add the SFT at
5079 (find_what_p_points_to): If VI is an artificial variable,
5080 translate to bitfields in SSA_NAME_PTR_INFO.
5081 If the solution is empty, set pi->pt_vars to NULL
5082 (init_base_vars): Create ANYOFFSET.
5083 (compute_points_to_sets): Rename from create_alias_vars.
5085 (pass_build_pta): Remove.
5086 (delete_points_to_sets): Rename from delete_alias_vars.
5087 (pass_del_pta): Remove.
5088 * tree-ssa-structalias.h (struct alias_info): Move from
5090 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5091 NUM_REFERENCES_SET): Likewise.
5092 (compute_points_to_sets, delete_points_to_sets): Declare.
5094 2005-07-09 Richard Henderson <rth@redhat.com>
5096 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5097 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5098 alpha_split_lock_test_and_set_12): New functions.
5099 * config/alpha/alpha-protos.h: Update.
5100 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5101 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5102 * config/alpha/sync.md (I12MODE): New.
5103 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5104 (sync_<fetchop_name><I48MODE>): Likewise.
5105 (sync_nand<I48MODE>): Likewise.
5106 (sync_old_<fetchop_name><I48MODE>): Likewise.
5107 (sync_new_<fetchop_name><I48MODE>): Likewise.
5108 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5109 (sync_compare_and_swap<I48MODE>): Likewise.
5110 (sync_lock_test_and_set<I48MODE>): Likewise.
5111 (sync_compare_and_swap<I12MODE>): New.
5112 (sync_compare_and_swap<I12MODE>_1): New.
5113 (sync_lock_test_and_set<I12MODE>): New.
5114 (sync_lock_test_and_set<I12MODE>_1): New.
5116 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5120 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5122 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5124 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5125 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5127 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5130 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5132 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5134 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5135 memory_operand constraint.
5136 (store_conditional_<mode>): Same.
5137 (sync_compare_and_swap<mode>): Same.
5138 (sync_lock_test_and_set<mode>): Same.
5140 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5142 Rewrite PIC support to more closely model actual instructions.
5143 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5144 (cris_symbol): Remove prototypes for removed functions.
5145 (cris_pic_symbol_type_of, cris_valid_pic_const)
5146 (cris_expand_pic_call_address): Prototypes for new functions.
5147 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5149 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5151 <case ':'>: Add case for new punctuation character.
5152 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5153 emitting (extra) PIC modifier.
5154 <case UNSPEC>: Do not assert for PLT.
5155 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5156 (cris_expand_prologue, cris_expand_epilogue): Check
5157 for pic_offset_table_rtx usage instead of taking
5158 current_function_uses_pic_offset_table as the final word.
5159 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5160 Remove flag_pic difference.
5161 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5162 the moral equivalents of...
5163 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5165 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5166 (cris_handle_option): Mark ARG as unused.
5167 (cris_expand_pic_call_address): New worker function for "call",
5169 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5170 output PIC constructs here.
5171 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5172 as symbol-specific modifers, not whole or part of operands.
5173 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5174 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5175 constants and flag_pic.
5176 (CONSTANT_INDEX_P): Adjust for new functions.
5177 (enum cris_pic_symbol_type): New helper type.
5178 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5179 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5180 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5182 ("movsi"): Emit actual instructions for GOT and relative access.
5183 ("*movsi_got_load"): New pattern to set up the register holding
5185 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5186 Adjust FIXME for 'S'.
5187 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5188 Use "movs" for -fpic cases.
5189 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5190 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5191 ("call", "call_value"): Just call cris_expand_pic_call_address for
5193 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5194 Remove special pattern.
5195 ("*expanded_call_side", "*expanded_call_value_side"): New
5197 (gotplt-to-plt, gotplt-to-plt-side-call)
5198 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5200 * config/cris/cris/predicates.md
5201 ("cris_general_operand_or_gotless_symbol"): Remove unused
5203 ("cris_general_operand_or_symbol"): Adjust for new functions.
5205 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5207 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5209 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5211 * Makefile.in (TREE_H): Add treestruct.def.
5212 (c-decl.o): Add pointer-set.h
5213 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5214 visibility on regular DECL's.
5215 (merge_decls): Fix the copying of decl nodes of various types for
5216 the new structures. Don't update RTL, section name, weak status,
5217 etc, on DECL's without RTL.
5218 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5219 Don't check volatile on non-variable types.
5220 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5221 to check whether we have seen arguments.
5222 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5223 flag is checked before field (flag is common, field is not).
5224 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5225 TS_DECL_COMMON could have an origin.
5226 (add_location_or_const_value_attribute): Don't check section name
5227 on non-var/function decls.
5228 (dwarf2out_var_location): Reverse order of tests.
5229 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5230 with DECL_WRTL_CHECK.
5231 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5232 * fold-const.c (fold_binary): Don't check weakness on
5233 non-var/function decls.
5234 (tree_expr_nonzero_p): Ditto.
5235 (fold_checksum_tree): Use tree_decl_extra as sizeof
5237 * ggc-page.c (extra_order_size_table): Add sizes for
5238 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5240 * gimplify.c (gimplify_bind_expr): Only set
5241 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5242 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5244 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5245 * langhooks.h (init_ts). New langhook.
5246 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5247 * print-tree.c (print_node): Update to only print fields that
5248 exist in the structures the passed decl has.
5249 * toplev.c (wrapup_global_declarations): Don't reset
5250 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5251 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5252 * tree-inline.c (remap_decl): Ditto.
5253 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5254 * tree-pretty-print.c (print_declaration): Don't print
5255 DECL_REGISTER on things that don't contain it.
5256 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5257 non-var/function decls.
5258 * tree.c (tree_contains_struct): New structure.
5259 (init_priority_for_decl): New hashtable.
5260 (tree_int_map): New structure.
5261 (tree_int_map_eq): New function.
5262 (tree_int_map_marked_p): Ditto.
5263 (tree_int_map_hash): Ditto.
5264 (tree_map): Move to tree.h.
5265 (tree_map_eq): Externalize.
5266 (tree_map_hash): Ditto.
5267 (tree_map_marked_p): Ditto.
5268 (init_ttree): Set up tree_contains_struct and call langhook.
5269 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5270 (tree_code_size): Update for new structures.
5271 (tree_node_structure): Update for new structures.
5272 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5274 (copy_node_stat): Copy init priority.
5275 (build_decl_stat): Ditto for visibility.
5276 (ts_enum_names): New.
5277 (tree_contains_struct_check_failed): New function.
5278 (decl_init_priority_lookup): Ditto.
5279 (decl_init_priority_insert): Ditto.
5280 * treestruct.def: New file.
5281 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5282 (CONTAINS_STRUCT_CHECK): Ditto.
5283 (tree_contains_struct_check_failed): New prototype.
5284 (DECL_CHECK): Removed.
5285 (DECL_MINIMAL_CHECK): New.
5286 (DECL_COMMON_CHECK): Ditto.
5287 (DECL_WRTL_CHECK): Ditto.
5288 (DECL_NON_COMMON_CHECK): Ditto.
5289 (DECL_WITH_VIS_CHECK): Ditto.
5290 (VAR_OR_FUNCTION_DECL_P): Ditto
5291 (struct tree_decl_minimal): New structure.
5292 (struct tree_decl_common): Ditto.
5293 (struct tree_decl_with_rtl): Ditto.
5294 (struct tree_decl_with_vis): Ditto.
5295 (struct tree_decl_non_common): Ditto.
5296 (struct tree_field_decl): Ditto.
5297 (struct tree_parm_decl): Ditto.
5298 (struct tree_var_decl): Ditto.
5299 (struct tree_function_decl): Ditto.
5300 (struct tree_const_decl): Ditto.
5301 (struct tree_result_decl): Ditto.
5302 (union tree_node): Add new structures.
5303 * var-tracking.c (track_expr_p): Reverse order of tests.
5305 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5307 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5309 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5310 * system.h: Poison FINALIZE_PIC.
5311 * doc/tm.texi (FINALIZE_PIC): Remove.
5313 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5316 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5317 to the correct type if we have a MODIFY_EXPR.
5319 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5321 PR tree-optimization/22360
5322 * tree.c (upper_bound_in_type): Fix calculations for casting
5323 to a non-wider signed type and casting a signed value to a
5324 wider unsigned type.
5325 (lower_bound_in_type): Fix calculations for casting to a
5326 non-wider signed type.
5328 PR tree-optimization/20139
5329 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5331 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5332 fold_cond_expr_cond.
5333 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5334 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5336 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5339 * tree-complex.c (expand_complex_libcall): Produce
5340 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5342 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5344 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5345 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5346 b" assert and inserted fastpath code for this case.
5347 (bitmap_ior): Removed "a != b" assert.
5349 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5351 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5352 (ENDFILE_SPEC): Likewise.
5353 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5355 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5356 a large stack frame at epilogue.
5358 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5360 * final.c: Include sdbout.h when required.
5362 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5364 * config.gcc (*-*-darwin*): Only one target-specific header file
5366 (powerpc-*-darwin*): Add version-specific header files.
5367 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5368 * config.in: Regenerate.
5369 * configure: Regenerate.
5370 * gcc.c: Include xregex.h.
5371 (version_compare_spec_function): New.
5372 (spec_function): Add version-compare.
5373 (replace_outfile_spec_function): Reformat comment.
5374 (compare_version_strings): New.
5375 * config/darwin-c.c (version_as_macro): New.
5376 (builtin_define): New.
5377 (darwin_cpp_builtins): New.
5378 * config/darwin-protos.h (darwin_cpp_builtins): New.
5379 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5380 (LIB_SPEC): Make unconditional, update comment.
5381 (TARGET_C99_FUNCTIONS): Define.
5382 * config/darwin.opt: Sort.
5383 (mmacosx-version-min=): New.
5384 * config/darwin7.h: Delete.
5385 * config/darwin8.h: Delete.
5386 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5387 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5388 (TARGET_C99_FUNCTIONS): Define.
5389 * config/rs6000/darwin7.h: New.
5390 * config/rs6000/darwin8.h: New.
5391 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5392 (-mmacosx-version-min): Document.
5394 2005-07-07 Ian Lance Taylor <ian@airs.com>
5396 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5398 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5401 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5403 2005-07-07 Khem Raj <kraj@mvista.com>
5405 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5406 in bytes, not words.
5408 2005-07-07 Paul Brook <paul@codesourcery.com>
5410 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5411 DEFAULT_FUNCTION_ARG_PADDING to upward.
5413 2005-07-07 Richard Henderson <rth@redhat.com>
5415 * function.c (locate_and_pad_parm): Record parameter alignment in
5416 stack_alignment_needed.
5418 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5420 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5421 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5422 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5423 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5424 (define_attr "type"): Add isync, sync, load_l, store_c.
5425 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5426 Create scratch volatile MEM.
5427 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5429 (load_locked_<mode>): New.
5430 (store_conditional_<mode>): New.
5431 (sync_compare_and_swap<mode>): Replace with splitter.
5432 (sync_lock_test_and_set<mode>): Replace with splitter.
5433 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5435 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5436 is ics. Attribute isync.
5437 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5439 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5440 and UNSPECV_SYNC_OP.
5441 (emit_unlikely_jump): New.
5442 (emit_load_locked): New.
5443 (emit_store_conditional): New.
5444 (rs6000_split_compare_and_swap): New.
5445 (rs6000_split_lock_test_and_set): New.
5446 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5447 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5448 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5449 rs6000_split_lock_test_and_set): Declare.
5450 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5451 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5452 store_c, isync, sync.
5454 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5456 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5457 filenames to gtyp-gen.h.
5458 (s-typ-gen): Use it in place of for loops.
5460 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5462 * hooks.c (hook_bool_rtx_int_false): New function.
5463 * hooks.h (hook_bool_rtx_int_false): Declare.
5464 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5465 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5466 * target.h (struct gcc_target): Add commutative_p member.
5467 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5468 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5469 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5470 (pa_commutative_p): New function.
5471 * jump.c (target.h): Include.
5472 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5473 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5475 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5477 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5478 (s390_expand_setmem): New.
5479 * config/s390/s390.c: Likewise.
5480 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5482 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5483 general_operand. Call new function "s390_expand_setmem".
5484 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5485 ("setmem_long", "*setmem_long"): ... this.
5487 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5489 * config/s390/s390.c: (optimization_options): Enable
5490 TARGET_MVCLE at -Os.
5491 * doc/invoke.texi: Document changes in default behaviour.
5492 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5494 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5496 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5497 defined by back-end.
5499 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5501 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5502 all sets in the pattern.
5503 * config/rs6000/rs6000.md (stack_protect_testsi,
5504 stack_protect_testdi): Likewise.
5506 2005-07-06 Jeff Law <law@redhat.com>
5508 * tree-vrp.c (simplify_using_ranges): Kill.
5509 (vrp_finalize): Remove call to simplify_using_ranges.
5510 (simplify_stmt_using_ranges): New function extracted from
5511 simplify_using_ranges.
5512 (simplify_div_or_mod_using_ranges): Likewise.
5513 (simplify_abs_using_ranges): Likewise.
5514 (simplify_cond_using_ranges): New function.
5515 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5516 * tree-ssa-propagate.c (substitute_and_fold): Call
5517 simplify_stmt_using_ranges if we have range information.
5519 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5521 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5522 ia64_flag_schedule_isns2.
5524 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5525 reading/writing general registers.
5526 (ia64_function_arg): Revert 2005-06-18 change.
5528 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5530 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5531 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5533 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5535 * function.c (expand_function_end): Revert part of 2005-06-27
5536 patch. Do sjlj_emit_function_exit_after after return_label.
5538 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5540 * doc/install.texi (--disable-libssp): New.
5542 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5544 * doc/invoke.texi: Update -fforce-mem documentation.
5545 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5546 code for -fforce-mem.
5547 * expmed.c: (store_bit_field,store_fixed_bit_field,
5548 extract_bit_field): Ditto.
5549 * expr.c: (convert_move): Ditto.
5550 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5551 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5552 emit_conditional_add,expand_float,expand_fix): Ditto.
5553 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5554 (common_handle_option): Issue warning when -fforce-mem specified.
5556 2005-07-06 Paul Brook <paul@codesourcery.com>
5558 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5560 * configure: Regenerate.
5562 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
5564 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5566 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
5568 Fix PR tree-optimization/22319
5569 Fix PR tree-optimization/22140
5570 Fix PR tree-optimization/22310
5572 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5573 variable sized types.
5574 Use correct type for intermediate structure on *a = *b structure
5577 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5579 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5581 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5582 (machine_function): Move typedef to...
5583 * config/rs6000/rs6000.c (machine_function): ... here. Add
5584 varargs_save_offset field.
5585 (rs6000_stack_t): Remove varargs_size field.
5586 (setup_incoming_varargs): Allocate varargs save area using
5587 assign_stack_local, try to make it as small as possible.
5588 Save offset from virtual_stack_vars_rtx to the save area
5589 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
5590 instead of magic 8 when fp word byte size is used.
5591 (rs6000_va_start): Use cfun->machine->varargs_save_offset
5592 instead of -RS6000_VARARGS_SIZE.
5593 (rs6000_stack_info, debug_stack_info,
5594 rs6000_initial_elimination_offset): Remove all traces of
5596 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5597 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5598 RS6000_VARARGS_AREA.
5600 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
5602 PR tree-optimization/21963
5603 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5604 constant_multiple_of in the same way get_computation_cost_at does.
5606 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5608 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5609 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5610 (gen_compare_reg): If sparc_compare_emitted is set, clear it
5611 and return its previous value.
5612 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5613 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5615 (stack_protect_set, stack_protect_test): New expanders.
5616 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5617 stack_protect_testdi): New insns.
5618 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5619 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5621 2005-07-06 Jeff Law <law@redhat.com>
5623 * tree-ssa-dce.c (cfg_altered): New global.
5624 (tree_dce_init): Initialize cfg_altered.
5625 (remove_dead_stmt): If we remove an edge in the CFG, then set
5627 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
5630 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5632 * Makefile.in (stamp-collect-ld): Use
5633 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
5634 ./collect-ld if it already exists.
5635 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
5636 Don't remove ./nm if it already exists.
5638 2005-07-05 Devang Patel <dpatel@apple.com>
5640 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
5641 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
5642 * tree-vectorizer.c (vect_loop_location): New.
5643 (vect_print_dump_info): Use vect_loop_location.
5644 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
5645 (vectorize_loops): Set vect_loop_location.
5646 * tree-vect-analyze.c (vect_analyze_offset_expr,
5647 vect_determin_vectorization_factor, vect_analyze_operations,
5648 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5649 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5650 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5651 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5652 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5653 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5654 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5655 vect_analyze_loop): Adjust vect_print_dump_info API.
5656 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5657 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5658 vect_finish_stmt_generation, vectorizable_assignment,
5659 vectorizable_operation, vectorizable_store, vectorizable_load,
5660 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5661 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5662 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5663 vect_transform_loop): Same.
5664 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5665 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5668 2005-07-05 Randolph Chung <tausq@debian.org>
5670 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5671 * configure: Regenerate.
5672 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5673 (pa_tls_referenced_p): Declare.
5674 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5675 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5676 (legitimize_tls_address): New.
5677 (hppa_legitimize_address): Handle TLS addresses.
5678 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5679 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5680 (emit_move_sequence): Handle TLS addresses.
5681 (pa_encode_section_info): Call default handler to handle common
5683 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5684 (CONSTANT_ADDRESS_P): Reject TLS operands.
5685 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5686 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5687 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5688 (UNSPEC_TLSLE): Define new constants.
5689 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5690 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5691 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5692 (tie_symbolic_operand, tle_symbolic_operand): New
5694 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
5696 * aclocal.m4: Update macros for autoconf 2.59 style.
5697 * configure.ac: Likewise.
5699 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5701 * pa.c (function_value): Handle small aggregates on 32-bit targets.
5702 (function_arg): Pass small aggregates in general registers on 32-bit
5704 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5706 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
5708 * Makefile.in (final.o): Fix dependencies.
5710 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5714 * langhooks.h (struct lang_hooks): Add expr_to_decl.
5715 * langhooks.c (lhd_expr_to_decl): New.
5716 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5718 (LANG_HOOKS_INITIALIZER): Update.
5719 * tree.c (recompute_tree_invarant_for_addr_expr): Call
5720 expr_to_decl langhook.
5721 * c-tree.h (c_expr_to_decl): Declare.
5722 * c-typeck.c (c_expr_to_decl): New.
5723 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5725 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5727 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5730 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5731 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5733 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
5735 * Makefile.in: Adjust dependencies.
5736 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5737 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5738 * alias.c (rest_of_handle_cfg, pass_cfg): New.
5739 * bb-reorder.c (duplicate_computed_gotos): Make it static.
5740 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5741 rest_of_compilation.
5743 * bb-reorder.c (gate_duplicate_computed_gotos,
5744 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5745 rest_of_handle_reorder_blocks, pass_reorder_blocks,
5746 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5747 pass_partition_blocks): New.
5748 * bt-load.c (gate_handle_branch_target_load_optimize,
5749 rest_of_handle_branch_target_load_optimize,
5750 pass_branch_target_load_optimize): New.
5751 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5753 * cfglayout.c (pass_insn_locators_initialize): New.
5754 * cfgrtl.c (pass_free_cfg): New.
5755 * combine.c (gate_handle_combine, rest_of_handle_combine,
5757 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5758 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5759 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5760 * except.c (pass_set_nothrow_function_flags,
5761 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5763 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5764 rest_of_handle_shorten_branches, pass_shorten_branches,
5765 rest_of_clean_state, pass_clean_state): New.
5766 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
5767 rest_of_handle_remove_death_notes, pass_remove_death_notes,
5768 rest_of_handle_life, pass_life, rest_of_handle_flow2,
5770 * function.c (pass_instantiate_virtual_regs, pass_init_function,
5771 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
5772 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5773 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
5775 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
5776 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
5777 pass_rtl_ifcvt, gate_handle_if_after_combine,
5778 rest_of_handle_if_after_combine, pass_if_after_combine,
5779 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
5780 pass_if_after_reload): New.
5781 * integrate.c (pass_initial_value_sets): New.
5782 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
5783 pass_purge_lineno_notes): New.
5784 * mode-switching.c (rest_of_handle_mode_switching,
5785 pass_mode_switching): New.
5786 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
5787 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
5789 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
5790 pass_loop_optimize): New.
5791 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
5793 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
5795 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
5796 pass_postreload_cse): New.
5797 * profile.c (gate_handle_profiling, pass_profiling,
5798 rest_of_handle_branch_prob, pass_branch_prob): New.
5799 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
5800 pass_split_before_regstack, gate_handle_split_before_regstack,
5801 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
5802 rest_of_handle_split_all_insns, pass_split_all_insns): New.
5803 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
5804 pass_stack_regs): New.
5805 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
5806 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
5807 pass_stack_adjustments): New.
5808 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
5809 pass_regrename): New.
5810 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
5811 pass_delay_slots, gate_handle_machine_reorg,
5812 rest_of_handle_machine_reorg, pass_machine_reorg): New.
5813 * rtl.h (extern void purge_line_number_notes): New.
5814 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
5815 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
5817 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
5819 * value-prof.c (gate_handle_value_profile_transformations,
5820 rest_of_handle_value_profile_transformations,
5821 pass_value_profile_transformations): New.
5822 * var-tracking.c (gate_handle_var_tracking,
5823 pass_variable_tracking): New.
5824 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
5826 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
5827 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
5828 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
5829 rest_of_handle_old_regalloc, rest_of_handle_regrename,
5830 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
5831 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
5832 rest_of_handle_gcse2, rest_of_handle_regmove,
5833 rest_of_handle_tracer, rest_of_handle_if_conversion,
5834 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
5835 rest_of_handle_web, rest_of_handle_branch_prob,
5836 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
5837 rest_of_handle_jump_bypass, rest_of_handle_combine,
5838 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5839 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5840 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
5841 rest_of_handle_mode_switching, rest_of_handle_jump,
5842 rest_of_handle_eh, rest_of_handle_stack_adjustments,
5843 rest_of_handle_flow2, rest_of_handle_jump2,
5844 rest_of_handle_peephole2, rest_of_handle_postreload,
5845 rest_of_handle_shorten_branches, rest_of_clean_state,
5846 rest_of_compilation): Remove.
5848 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
5849 * passes.c (dump_flags, in_gimple_form, all_passes,
5850 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5851 register_dump_files, next_pass_1, last_verified, execute_todo,
5852 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
5853 from tree-optimize.c.
5854 (init_optimization_passes): Moved from tree-optimize.c,
5855 adding the RTL optimizations.
5856 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
5857 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
5858 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5859 register_dump_files, next_pass_1, last_verified, execute_todo,
5860 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
5861 init_tree_optimization_passes, ipa_passes): Delete.
5862 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
5864 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
5865 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
5867 (ipa_passes): Remove.
5868 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
5869 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
5870 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
5871 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
5872 (dump_info_p, dump_flag): Moved to tree-dump.h.
5874 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5876 * passes.c (finish_optimization_passes): Use dump_begin
5877 and dump_end, TDI_end.
5878 (gate_rest_of_compilation): New.
5879 (pass_rest_of_compilation): Use it.
5880 (gate_postreload, pass_postreload): New.
5881 * toplev.c (general_init): Rename init_tree_optimization_passes.
5882 * toplev.h (init_tree_optimization_passes): Rename to
5883 init_optimizations_passes.
5884 * tree-dump.c (dump_flag): Make static.
5885 (dump_files): Remove RTL dumps.
5886 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5887 pass_cleanup_cfg, pass_free_cfg_annotations,
5888 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5889 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5890 * tree-pretty-print.c: Include tree-pass.h.
5891 * cgraph.c: Include tree-dump.h.
5893 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5895 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
5896 Only fall back to saying it points to readonly memory if
5899 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5901 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
5902 * config/m32r/m32r.c (m32r_compute_frame_size,
5903 m32r_expand_prologue): Take current_function_profile into
5904 account whenever we reference
5905 current_function_uses_pic_offset_table.
5906 (m32r_finalize_pic): Remove.
5907 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
5909 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
5911 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
5912 instead of $<. Don't remove ./as if it already exists.
5914 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5917 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
5918 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
5919 for complex modes when generating code for PA 1.0.
5920 (VALID_FP_MODE_P): New macro.
5921 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5922 sets for all general and floating point modes. Align wide floating
5923 point modes to even register boundaries to comply with architectural
5925 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
5926 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
5927 (VALID_FP_MODE_P): New macro.
5928 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5929 sets for all general and floating point modes. Align wide floating
5930 point modes to even register boundaries to comply with architectural
5933 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5935 * tree-dump.c (dump_files): Initialize dump number for .cgraph
5938 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5940 * tree-ssa-structalias.c: Don't include expr.h.
5942 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5944 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
5947 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5949 Fix PR tree-optimization/22279
5951 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
5954 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
5956 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
5958 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5960 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
5961 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
5962 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
5963 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
5964 config/stormy16/stormy16.c, config/v850/v850.c,
5965 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
5966 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
5967 Avoid "." or "\n" at end of diagnostics and capital letters at
5968 start of diagnostics.
5969 * combine.c, cse.c: Don't translate dump file output.
5970 * toplev.c (print_version): Only translate output if going to
5973 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5975 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
5976 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
5979 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5981 * pa.c (fix_range): Fix typo in comment.
5983 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5985 * tree-vrp.c (extract_range_from_assert): Replace
5986 fold (build (...)) with fold_build2.
5988 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5990 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
5991 gcc_gfc_char_table, init_dynamic_gfc_info): New.
5992 (format_types_orig, handle_format_attribute): Add support for
5995 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
5997 * varasm.c (assemble_variable): Fix format specifier thinko.
5999 2005-07-03 Ira Rosen <irar@il.ibm.com>
6001 PR tree-optimization/22029 (and 22135)
6002 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6003 a phi node before calling dump_vops.
6005 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6007 * tree-dump.h (dump_string_field): Declare.
6008 * tree-dump.c: Use it instead of dump_string.
6009 (dump_string_field): Make non-static.
6011 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6013 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6014 up the minimal CFG stuff always when optimize > 0. Call
6015 split_all_insns_noflow in PIC case if needed.
6017 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6018 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6021 * c-decl.c (c_write_global_declarations): Dump contents of
6023 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6024 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6025 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6026 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6029 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6031 * c-common.h (GCC_DIAG_STYLE): Define.
6032 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6033 version for format checking to 4.1.
6034 * c-format.c: Include toplev.h after c-common.h.
6035 (enum format_type): Add gcc_tdiag_format_type.
6036 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6037 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6038 (format_types_orig): Add gcc_tdiag.
6039 (init_dynamic_diag_info): Support gcc_tdiag formats.
6040 (handle_format_attribute): Likewise.
6041 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6042 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6043 version for format checking to 4.1.
6044 (warning0, warning, error, pedwarn, sorry): Use
6046 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6047 (finish_aliases_1): Do not use %qE.
6048 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6049 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6050 Correct format bugs.
6051 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6052 parameter to unsigned HOST_WIDE_INT.
6053 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6055 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6058 * expr.c (write_complex_part): Use adjust_address for MEM.
6059 (read_complex_part): Same.
6061 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6063 Fix PR tree-optimization/22280
6065 * tree-sra.c (generate_element_init): Remove useless loop.
6067 2005-07-02 Richard Henderson <rth@redhat.com>
6069 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6071 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6073 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6076 * fold-const.c (fold_binary): Handle the return value of
6077 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6078 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6080 2005-07-02 Jeff Law <law@redhat.com>
6082 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6083 a eliminate type conversion which feeds an equality comparison
6084 if the original type or either operand in the comparison is a
6087 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6089 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6090 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6092 * config/avr/avr.c: Do not use '`' as left quote.
6093 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6094 Remove "." from end of diagnostics. Make diagnostics start with
6097 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6098 Joseph S. Myers <joseph@codesourcery.com>
6100 * toplev.c (default_tree_printer): Handle setting location with
6102 * c-objc.common.c (c_tree_printer): Likewise.
6103 * c-format.c (gcc_diag_flag_specs): Add '+'.
6104 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6105 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6107 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6108 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6109 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6110 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6111 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6112 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6113 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6114 format arguments where %J is used without %D.
6116 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6118 * gcc.c (LINK_SSP_SPEC): Define.
6119 (link_ssp_spec): New variable.
6120 (LINK_COMMAND_SPEC): Add %(link_ssp).
6121 (static_specs): Add link_ssp_spec.
6122 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6123 * configure: Rebuilt.
6124 * config.in: Rebuilt.
6126 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6127 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6128 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6129 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6130 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6131 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6132 -0x7008(2) instead of reading __stack_chk_guard variable.
6133 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6135 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6136 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6137 if TARGET_THREAD_SSP_OFFSET is defined.
6138 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6139 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6142 2005-06-27 Richard Henderson <rth@redhat.com>
6143 * libgcc-std.ver (GCC_4.1.0): New.
6144 * libgcc.h (__stack_chk_guard): Declare.
6145 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6146 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6147 * mklibgcc.in (lib2funcs): Add them.
6149 2005-07-01 Richard Henderson <rth@redhat.com>
6151 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6152 void * before struct sigcontext *.
6153 (x86_fallback_frame_state): Likewise.
6155 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6157 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6159 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6162 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6163 we check for SSA_NAME for.
6165 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6167 Fix PR tree-optimization/22071
6169 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6171 (get_constraint_for_component_ref): Use it.
6173 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6176 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6177 print out the last new line.
6179 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6181 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6182 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6183 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6184 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6185 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6186 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6187 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6188 (enum reg_class): New member CC0_REGS.
6189 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6190 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6191 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6192 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6193 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6194 Adjust for register now described.
6196 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6199 * config/i386/i386.md (stack_protect_test_si,
6200 stack_protect_test_di): Add earlyclobber for scratch 3.
6201 * config/rs6000/rs6000.md (stack_protect_testsi,
6202 stack_protect_testdi): Add earlyclobber for scratch 3,
6203 remove earlyclobber from scratch 4.
6205 Older entries for 2005 can be found in ChangeLog-2005.
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