1 2005-09-19 Steven Bosscher <stevenb@suse.de>
3 PR rtl-optimization/23943
4 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6 2005-09-18 Jan Hubicka <jh@suse.cz>
8 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
10 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
12 * varasm.c (output_constant): Do not abort on conversions to union
13 types between different sizes.
15 2005-09-18 Richard Guenther <rguenther@suse.de>
18 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
21 2005-09-18 Paul Brook <paul@codesourcery.com>
23 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
25 2005-09-17 Richard Henderson <rth@redhat.com>
27 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
28 * tree-ssa-loop.c (pass_vect_dce): Remove.
29 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
32 2005-09-17 Richard Henderson <rth@redhat.com>
34 * tree-pass.h (pass_vect_dce): Declare.
35 * passes.c (init_optimization_passes): Add it.
36 * tree-flow.h (tree_ssa_dce): Declare.
37 * tree-ssa-dce.c (tree_ssa_dce): Export.
38 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
39 (gate_tree_vectorize): ... here.
42 2005-09-17 Jan Hubicka <jh@suse.cz>
44 * except.c (struct eh_status): Turn region_array into vec.
45 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
46 convert_from_eh_region_ranges, find_exception_handler_labels,
47 current_function_has_exception_handlers, assign_filter_values,
48 build_post_landing_pads, dw2_build_landing_pads,
49 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
50 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
51 foreach_reachable_handler, can_throw_internal_1,
52 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
54 (duplicate_eh_region_1): Update region_array.
55 (duplicate_eh_regions): Resize region_array and avoid recomputing.
57 2005-09-17 David Edelsohn <edelsohn@gnu.org>
60 * expmed.c (expand_mult): Substitute simple register for op0 when
63 2005-09-17 Richard Henderson <rth@redhat.com>
65 * expr.c (emit_move_via_integer): Add force argument, pass it on
66 to emit_move_change_mode. Update callers.
67 (emit_move_complex): Pass true to new force argument.
68 * function.c (expand_function_end): Move expand_eh_return call
69 earlier. Merge sub-word complex values into a pseudo before
70 copying to the return hard register.
72 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
74 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
75 between different sizes.
77 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
81 * passes.c (init_optimization_passes): Register dump files for
84 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
86 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
87 * config/s390/s390.c (s390_overlap_p): New function.
88 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
89 peephole2, "*xc" peephole2): Added overlap check to the peephole2
92 2005-09-16 Richard Guenther <rguenther@suse.de>
94 * ipa-pure-const.c (static_execute): Free auxiliar information.
95 * ipa-type-escape.c (discover_unique_type): Free temporary key.
96 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
98 2005-09-15 DJ Delorie <dj@redhat.com>
100 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
102 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
104 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
106 (swap_commutative_operands_with_target): New.
108 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
110 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
113 (estimate_iters_using_array): New function.
114 * tree-data-ref.h (estimate_iters_using_array): Prototype
115 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
116 Use estimate_iters_using_array instead of analyze_array.
118 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
120 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
123 2005-09-15 Michael Matz <matz@suse.de>
125 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
127 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
129 PR tree-optimization/23835
130 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
131 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
133 2005-09-14 Richard Henderson <rth@redhat.com>
135 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
136 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
138 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
140 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
141 in the ARRAY_TYPE case.
143 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
145 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
147 2005-09-14 Uros Bizjak <uros@kss-loka.si>
150 * tree-vect-transform.c (vectorizable_operation): Return false for
151 scalar shift operations and for vector shift operations with
152 non-invariant shift arguments. Use scalar tree operand op1 as
153 a shift operand when vector shift insn pattern uses scalar shift
155 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
157 2005-09-14 Olivier Hainque <hainque@adacore.com>
159 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
160 value if it has side-effects.
162 2005-09-14 David Edelsohn <edelsohn@gnu.org>
165 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
167 2005-09-14 Alan Modra <amodra@bigpond.net.au>
169 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
170 passed as NAME as if it were label at start of function code.
172 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
174 * config/sh/sh.md (*movv4sf_i): Add general register cases to
177 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
179 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
180 as early clobber. Rewrite so the PIC register is not implicitly used.
182 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
184 * tree.c (annotate_with_file_line): Compare line numbers before
187 2005-09-13 Uros Bizjak <uros@kss-loka.si>
190 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
191 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
193 2005-09-13 Ian Lance Taylor <ian@airs.com>
195 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
196 than a HOST_WIDEST_INT to gen_doloop_begin.
198 2005-09-13 Diego Novillo <dnovillo@redhat.com>
200 * tree-dfa.c (dump_variable): Guard against NULL annotations.
202 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
204 PR tree-optimize/23817
205 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
207 2005-09-13 Alan Modra <amodra@bigpond.net.au>
210 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
211 word before changing the stack pointer. Use gen_frame_mem for MEMs.
212 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
213 (restore_stack_nonlocal): Likewise.
214 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
216 2005-09-12 Ian Lance Taylor <ian@airs.com>
219 * c.opt (ffriend-injection): New C++ option.
220 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
221 (C++ Dialect Options): Document -ffriend-injection.
223 2005-09-12 Josh Conner <jconner@apple.com>
226 * ipa-reference.c (static_execute): Don't mark variables in
227 named sections TREE_READONLY.
229 2005-09-12 Alan Modra <amodra@bigpond.net.au>
231 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
234 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
236 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
237 V_MUST_DEF instead of just the first_use_p.
238 Don't mark the virtual variables for renaming on the statement which
240 (pass_dse): Remove TODO_update_ssa.
242 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
245 * stor-layout.c (compute_record_mode): For records with a single
246 field, actually check the field's mode size against the type size.
248 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
249 registers for TARGET_SHMEDIA.
250 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
251 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
252 of GENERAL_REGS and FP_REGS.
254 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
256 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
258 2005-09-12 Alan Modra <amodra@bigpond.net.au>
260 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
261 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
262 are omitted. Exclude stack_tie insn too.
264 2005-09-11 David Edelsohn <edelsohn@gnu.org>
266 PR rtl-optimization/23098
267 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
269 * config/rs6000/rs6000.md (movdf splitter): Use
270 const_double_operand predicate for TARGET_POWERPC64.
271 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
272 SYMBOL_REF method to ABI_V4.
274 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
275 replace_equiv_address.
276 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
277 rs6000_sr_alias_set and MEM_NOTRAP.
278 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
280 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
282 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
283 handle CALL_EXPR again.
285 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
287 * arm/predicates.md (alignable_memory_operand): Delete.
289 2005-09-10 Richard Henderson <rth@redhat.com>
292 * dbxout.c (dbxout_expand_expr): New.
293 (dbxout_symbol): Use it.
295 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
297 * arm.c (arm_gen_rotated_half_load): Delete.
298 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
299 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
300 (thumb_set_return_address): Likewise.
301 (thumb_load_double_from_address): Use adjust_address.
302 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
303 (extendhsisi2_mem, movhi_bytes): Use change_address.
304 (movhi): Use widen_memory_access.
305 (reload_out_df): Use replace_equiv_address.
306 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
308 2005-09-09 Richard Henderson <rth@redhat.com>
311 * dbxout.c: Include expr.h.
312 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
313 (dbxout_symbol): Handle DECL_VALUE_EXPR.
314 * Makefile.in (dbxout.o): Add EXPR_H.
316 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
318 PR tree-optimization/23509
319 * tree-cfg.c (replace_uses_by): Use replace_exp.
320 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
321 pointers have name_mem_tag or type_mem_tag set.
323 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
325 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
326 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
327 of wrongly accessing operands.
329 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
331 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
332 * tree-chrec.c: Include tree-scalar-evolution.h.
333 (chrec_convert): Instantiate the base and step before calling
334 scev_probably_wraps_p that would fail on parametric evolutions.
335 Collect all the fails into a single section failed_to_convert,
336 print a diagnostic, and return chrec_dont_know instead of calling
338 * tree-scalar-evolution.c (loop_closed_phi_def): New.
339 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
341 (scev_const_prop): Don't replace the definition of a loop closed ssa
342 phi node by itself, or by another loop closed ssa phi node.
343 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
344 that base and step are defined.
346 2005-09-09 Richard Guenther <rguenther@suse.de>
349 * fold-const.c (fold_ternary): Check truth_value_p before
350 calling invert_truthvalue.
352 2005-09-09 Nick Clifton <nickc@redhat.com>
354 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
355 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
356 dimension of these arrays.
357 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
359 * longlong.h: Only provide a prototype for the __clz_tab[] array
360 if this header has not been included from libgcc2.h.
361 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
363 Provide prototypes for exported functions.
364 Use the __clz_tab[] and __popcount_tab[] arrays provided by
367 2005-09-08 Josh Conner <jconner@apple.com>
371 * expr.c (expand_expr_addr_expr_1): Don't invoke
372 expand_simple_binop for EXPAND_INITIALIZER.
374 2005-09-08 Richard Henderson <rth@redhat.com>
377 * toplev.c (wrapup_global_declaration_1): Split out ...
378 (wrapup_global_declaration_2): ... from ...
379 (wrapup_global_declarations): ... here. Return bool.
380 (check_global_declaration_1): Split out ...
381 (check_global_declarations): from here.
382 (emit_debug_global_declarations): New.
383 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
384 check_global_declaration_1, emit_debug_global_declarations): Declare.
385 * c-decl.c (c_write_global_declarations_1): Don't create a vector
386 of decls. Call wrapup_global_declaration_1,
387 wrapup_global_declaration_2, check_global_declaration_1 directly.
388 (c_write_global_declarations_2): New.
390 (c_write_global_declarations): Call c_write_global_declarations_2.
391 * langhooks.c (write_global_declarations): Call
392 emit_debug_global_declarations.
394 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
395 remove decls that have DECL_RTL_SET_P.
396 * passes.c (rest_of_decl_compilation): Invoke
397 cgraph_varpool_finalize_decl for all but functions.
399 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
401 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
402 the result of a conversion if the new min and max cannot be compared.
404 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
406 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
407 (override_options): Setting s390_sr_alias_set removed.
408 (save_fpr, save_gprs): Set alias set to vararg or frame.
409 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
410 s390_sr_alias_set with get_frame_alias_set ().
411 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
412 get_varargs_alias_set ().
414 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
418 * c-parser.c (c_parser_objc_method_definition): If the next
419 token is not "{", error out and don't start the function.
421 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
423 * tree-vrp.c (extract_range_from_expr): Move the check for non
424 nullness after the check for gimple invariant.
426 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
428 * tree.c (host_integerp, tree_low_cst): Correct function comment.
430 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
433 * config/m32r.md (movmemsi_internal): Canonicalize order of
434 operands in PLUS component of template.
436 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
438 * reload1.c (fixup_eh_region_note): Remove assertion.
439 (fixup_abnormal_edges): Reverted removal of call to
440 find_many_sub_basic_blocks made on 2005-08-31.
442 2005-09-07 Richard Henderson <rth@redhat.com>
444 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
445 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
446 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
447 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
448 rearrange for better packing.
449 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
450 (lookup_cfa_1): Remove inline marker.
451 (cfa_equal_p): Split out of ...
452 (def_cfa_1): ... here. Use INVALID_REGNUM.
453 (build_cfa_loc): Handle !cfa->indirect.
454 (frame_pointer_cfa_offset): New.
455 (dbx_reg_number): Assert register elimination performed; do
456 leaf register remapping.
457 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
458 (eliminate_reg_to_offset): New.
459 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
460 for verifiably local stack frame addresses; re-base to CFA.
461 (mem_loc_descriptor): Remove can_use_fbreg argument.
462 (concat_loc_descriptor, loc_descriptor): Likewise.
463 (containing_function_has_frame_base): Remove.
464 (rtl_for_decl_location): Don't do register elimination or
465 leaf register remapping here.
466 (secname_for_decl): Split out from ..
467 (add_location_or_const_value_attribute): ... here.
468 (convert_cfa_to_loc_list): New.
469 (compute_frame_pointer_to_cfa_displacement): New.
470 (gen_subprogram_die): Use them.
471 * tree.h (frame_base_decl): Remove.
472 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
473 (prologue_stack_adjust): Remove.
474 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
475 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
476 (set_frame_base_location): Remove.
477 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
478 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
479 (vt_add_function_parameters): Don't eliminate_regs.
480 (vt_initialize): Don't create frame_base_decl.
482 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
484 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
485 version of GNU binutils for 4.x and later.
487 2005-09-06 Mark Mitchell <mark@codesourcery.com>
489 * ggc-page.c (ggc_push_context): Remove.
490 (ggc_pop_context): Likewise.
491 * ggc.h (ggc_push_context): Remove.
492 (ggc_pop_context): Likewise.
494 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
497 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
498 returning from an interrupt handler.
500 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
503 * config/arc/arc.c (output_shift): Add check for loop count when
506 2005-09-06 Steven Bosscher <stevenb@suse.de>
508 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
510 (abs_replacement): Likewise.
511 (pass_phiopt): Remove TODO_update_ssa.
513 2005-09-06 Jakub Jelinek <jakub@redhat.com>
516 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
517 if "return with no value, in function returning non-void" warning
519 * tree-cfg.c (execute_warn_function_return): Don't look at
520 RETURN_EXPRs with TREE_NO_WARNING set.
523 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
524 for internal functions doesn't use registers used by global registers
525 variables. Use fewer register parameters if there are global register
528 2005-09-06 Olivier Hainque <hainque@adacore.com>
529 Eric Botcazou <ebotcazou@adacore.com>
532 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
533 when we would be extracting outside its bit span (bitpos+bitsize
534 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
535 Ada unchecked conversions.
537 2005-09-06 Steven Bosscher <stevenb@suse.de>
539 * tree-ssa-pre.c (try_look_through_load): New function.
540 (compute_avail): Use it to try to look through loads for some
541 more useful expressions.
543 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
545 * simplify-rtx.c (simplify_binary_operation_1): Correct the
546 condition for detecting cases like (a&a) and (a^a).
548 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
550 * common.opt: Add option ftree-vect-loop-version.
551 * params.def: Add --param vect-max-version-checks.
552 * doc/invoke.texi: Document ftree-vect-loop-version and
553 --param vect-max-version-checks.
554 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
555 may_misalign_stmts and defines for accessors.
556 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
557 LOOP_VINFO_MAY_MISALIGN_STMTS.
558 (destroy_loop_vec_info): VEC_free for
559 LOOP_VINFO_MAY_MISALIGN_STMTS.
560 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
561 Update documentation.
562 (vect_update_misalignment_for_peel): New.
563 (vect_enhance_data_refs_alignment): Update to choose loop
564 peeling or loop versioning if appropriate for the (potentially)
565 unaligned data references in the loop.
566 (vect_analyze_data_refs_alignment): Remove call to
567 vect_enhance_data_refs_alignment so the checks can be done
569 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
570 and move up call to vect_analyze_data_refs_alignment.
571 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
572 (vect_transform_loop): Add call to loop_version.
574 2005-09-06 Jakub Jelinek <jakub@redhat.com>
576 PR rtl-optimization/23098
577 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
578 * simplify-rtx.c (constant_pool_reference_p): New function.
579 * rtl.h (constant_pool_reference_p): New prototype.
580 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
581 constant_pool_reference_p in condition and
582 avoid_constant_pool_reference in preparation statements.
584 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
586 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
587 STRICT_LOW_PART SETs.
589 2005-09-06 Alan Modra <amodra@bigpond.net.au>
592 * except.c (sjlj_emit_function_enter): Find the function begin
593 note even when it's not in first basic block.
595 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
597 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
598 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
599 * aclocal.m4: Regenerate.
601 2005-09-05 DJ Delorie <dj@redhat.com>
603 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
606 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
608 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
609 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
610 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
611 Follow spelling conventions.
612 * doc/invoke.texi: Follow spelling conventions.
614 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
616 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
617 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
618 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
620 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
623 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
624 (output_stack_adjust): Use gen_tmp_stack_mem.
625 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
626 (sh_set_return_address, sh_allocate_initial_value): Likewise.
627 (sh_get_pr_initial_val): Likewise.
628 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
629 (sh_initialize_trampoline): Likewise. Also use adjust_address.
630 * sh.md (divsi_inv_m0): Use gen_const_mem.
631 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
632 (movdf_i4+1): Use gen_tmp_stack_mem.
633 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
634 (fpu_switch+2): Likewise.
635 (movv4sf_i, movv16sf_i): Use adjust_address.
636 (symGOT_load): Set MEM_NOTRAP_P bit.
638 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
641 * pa.c (emit_move_sequence): Fix typo in last change.
643 2005-09-03 Jakub Jelinek <jakub@redhat.com>
645 PR rtl-optimization/23454
646 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
649 2005-09-03 Richard Henderson <rth@redhat.com>
650 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
653 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
656 2005-09-02 Nicolas Pitre <nico@cam.org>
658 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
659 to bit_count to 32 bits.
661 2005-08-31 Mark Mitchell <mark@codesourcery.com>
664 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
665 generating synthetic loads from volatile lvalues.
667 005-09-02 Nick Clifton <nickc@redhat.com>
669 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
670 __ctzhi2, __clzhi2): New functions.
672 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
675 * tree-nested.c (struct var_map_elt): Mark with GTY.
676 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
678 (lookup_field_for_decl): Allocate new element in GC memory.
679 (lookup_tramp_for_decl): Likewise.
680 (convert_nl_goto_reference): Likewise
681 (create_nesting_tree): Allocate info in GC memory. Likewise for
683 (free_nesting_tree): Free with ggc_free instead of free.
684 (root): New static variable.
685 (lower_nested_functions): Remove root as local variable. And zero out
686 root at the end of the function.
688 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
690 PR rtl-optimization/20365
691 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
692 to short. New member ix.
693 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
694 (simplify_plus_minus): Initialize ix members before calling qsort.
696 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
698 PR tree-optimization/23626
699 * tree-cfg.c (replace_uses_by): Clean up eh info.
701 2005-09-01 DJ Delorie <dj@redhat.com>
703 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
706 2005-09-01 David Edelsohn <edelsohn@gnu.org>
708 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
709 (rs6000_split_multireg_move): Use replace_equiv_address instead of
712 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
714 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
715 do not issue warning for a variable definition following
718 2005-09-01 Richard Henderson <rth@redhat.com>
721 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
722 conversion to CONST_VECTOR.
724 2005-09-01 Richard Henderson <rth@redhat.com>
727 * reload1.c (reload_as_needed): Check !CALL_P before calling
728 fixup_eh_region_note.
729 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
731 2005-09-01 DJ Delorie <dj@redhat.com>
733 * varasm.c (output_constant): Let the target resolve
734 conversions of addresses to non-default pointer sizes.
736 2005-09-01 Nicolas Pitre <nico@cam.org>
738 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
739 to alow matching ARM pre-indexed addressing mode.
740 (arm_override_options): Remove now irrelevant comment.
742 2005-09-01 Phil Edwards <phil@codesourcery.com>
744 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
745 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
746 * config/i386/vxworks.h: Likewise.
747 * config/i386/t-vxworksae: New file, for VxWorks AE.
748 * config/i386/vxworksae.h: Likewise.
750 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
752 PR tree-optimization/23410
753 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
754 sequence is not wrapping during the first step.
756 2005-09-01 Jakub Jelinek <jakub@redhat.com>
759 * dwarf2out.c (base_type_die): Compare char_type_node with
760 TYPE_MAIN_VARIANT (type), not type.
762 2005-09-01 Richard Guenther <rguenther@suse.de>
764 PR tree-optimization/15366
765 * common.opt: Add -finline-functions-called-once.
766 Put -fearly-inlining in alphabetically ordered place.
767 * doc/invoke.texi: Document new option.
768 * ipa-inline.c (cgraph_decide_inlining): Honour
769 flag_inline_functions_called_once.
771 2005-09-01 Jakub Jelinek <jakub@redhat.com>
773 PR rtl-optimization/23478
774 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
775 (alloc_qty): Initialize it.
776 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
777 (combine_regs): Combine also n_throwing_calls_crossed fields.
778 (find_free_reg): Don't attempt to caller-save pseudos crossing
779 calls that might throw.
780 * global.c (struct allocno): Add throwing_calls_crossed field.
781 (global_alloc): Revert 2005-08-22 change. Initialize
782 throwing_calls_crossed.
783 (find_reg): Don't attempt to caller-save pseudos crossing calls that
786 2005-09-01 Alan Modra <amodra@bigpond.net.au>
789 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
790 (mask64_operand): Reinstate code prior to 2005-06-11 change.
791 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
792 (and64_2_operand): Tweak to use predicate.
793 (and_operand): Adjust for mask_operand changes.
794 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
795 (print_operand): Likewise.
796 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
797 (mask64_1or2_operand): Delete.
798 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
799 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
800 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
801 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
802 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
803 (rotldi3_internal4): Likewise.
804 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
805 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
806 (ashldi3_internal7): Likewise.
807 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
808 (ashldi3_internal, ashldi3_internal9 split): Likewise.
809 (anddi3 split): Don't match mask64_operand.
810 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
811 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
812 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
813 't' splitter predicate.
814 (movdi_internal64 + 2): Revert 2005-06-11 change.
816 2005-08-31 DJ Delorie <dj@redhat.com>
818 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
819 (m32c_asm_integer): Add support for 32 bit pointers.
821 2005-08-31 Richard Henderson <rth@redhat.com>
823 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
824 component-like references for setting MEM_NOTRAP_P.
826 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
827 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
829 2005-08-31 Richard Henderson <rth@redhat.com>
831 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
832 into a pseudo before applying gen_lowpart.
834 2005-08-31 Geoffrey Keating <geoffk@apple.com>
836 * doc/install.texi (Specific): Update cctools version required
837 for full functionality.
838 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
839 linkers as -macosx_version_min.
841 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
844 * sh.c (print_operand, %R and %S): Add handling of floating point
845 registers, memory, constants and invalid operands.
847 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
849 * ipa-pure-const.c: Change dump name.
851 2005-08-31 Uros Bizjak <uros@kss-loka.si>
854 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
855 to "reg_or_0_operand".
856 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
858 2005-08-31 Dale Johannesen <dalej@apple.com>
860 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
861 loops that count down.
863 2005-08-31 Richard Henderson <rth@redhat.com>
866 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
867 (fixup_eh_region_note): New.
868 (reload_as_needed): Call it.
869 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
870 don't call find_many_sub_basic_blocks; call verify_flow_info.
871 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
872 (keep_stack_depressed): Likewise.
873 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
875 2005-08-31 Richard Henderson <rth@redhat.com>
877 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
880 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
882 * expr.c (expand_expr_real_1): Compare size of address
883 mode to target's address mode size in deciding expansion of
884 the constant address.
886 2005-08-31 Richard Guenther <rguenther@suse.de>
889 * expr.c (all_zeros_p): New function.
890 (expand_expr_real_1): Handle the case of an all-zero
891 non-addressable constructor separately.
893 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
895 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
896 arguments, adjust all callers.
897 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
899 2005-08-30 Richard Henderson <rth@redhat.com>
902 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
903 whenever the mode sizes match.
905 2005-08-31 Alan Modra <amodra@bigpond.net.au>
907 * calls.c (load_register_parameters): Fix comment typo.
908 * expr.c (emit_push_insn): Comment formatting.
910 2005-08-30 Ian Lance Taylor <ian@airs.com>
912 * config/i386/x-cygwin (host-cygwin): Change dependency from
913 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
915 2005-08-29 Geoffrey Keating <geoffk@apple.com>
917 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
920 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
923 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
926 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
929 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
930 beginning. Remove $(INCLUDES) from all the rules, if following
931 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
933 2005-08-29 Jakub Jelinek <jakub@redhat.com>
936 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
937 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
938 not constant, but maxlen is, don't set len to maxlen, rather
939 set maxlen to len if len is a constant.
941 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
943 PR tree-optimization/23475
944 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
947 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
949 Fix PR middle-end/22455
951 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
952 Checksum only the parts of the tree that exist for the tree code.
954 2005-08-28 Dale Johannesen <dalej@apple.com>
956 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
958 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
960 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
962 2005-08-28 Richard Henderson <rth@redhat.com>
964 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
965 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
968 2005-08-28 Jakub Jelinek <jakub@redhat.com>
971 * builtins.c (get_memory_rtx): Don't strip nops
972 in between COMPONENT_REFs.
974 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
977 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
979 (gimplify_modify_expr): Check for zero sized types and gimplify the
980 rhs and lhs as statements.
982 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
985 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
986 state for return address column of signal frames.
988 2005-08-27 David Edelsohn <edelsohn@gnu.org>
991 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
992 bytes >= 2 not bytes == 2.
993 (expand_block_move): Same.
995 2005-08-27 Richard Guenther <rguenther@suse.de>
998 * config/i386/sse.md (sse2_movsd): Add missing closing
1001 2005-08-27 Paul Brook <paul@codesourcery.com>
1003 * genrecog.c (enum decision_type): Add DT_num_insns.
1004 (struct decision_test): Add u.num_insns.
1005 (add_to_sequence): Add DT_num_insns test.
1006 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1007 (write_cond, debug_decision_2): Ditto.
1008 (change_state): Assume peep2_next_insn never fails.
1009 Remove "afterward" argument.
1010 (write afterward, write_tree): Update to match.
1011 * recog.c (peep2_current_count): New variable.
1012 (peep2_next_insn): Check it.
1013 (peephole2_optimize): Set peep2_current_count.
1014 * recog.h (peep2_current_count): Declare.
1016 2005-08-26 Josh Conner <jconner@apple.com>
1019 * ipa-pure-const.c (check_tree): Check for volatile-ness
1020 when considering a dereference.
1022 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1024 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1026 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1028 PR rtl-optimization/23561
1029 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1030 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1031 at most LEN bytes long memory fits into the field.
1032 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1033 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1034 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1036 2005-08-26 Richard Henderson <rth@redhat.com>
1039 * loop.c (biased_biv_may_wrap_p): New.
1040 (maybe_eliminate_biv_1): Use it to suppress non-equality
1041 comparison transformations. Delete disabled code.
1043 2005-08-26 Ian Lance Taylor <ian@airs.com>
1045 * combine.c (make_extraction): Avoid reference outside object.
1047 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1049 * stor-layout.c (finalize_type_size): Restore behaviour for
1050 non-aggregate types to the status quo ante of the patch for
1051 pr 23467. Document why it matters.
1053 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1056 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1057 array by one element, initialize the BT_LAST element with NULL.
1059 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1061 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1062 optimizing for size.
1064 (compare_plus_eqsi): Same.
1065 (plus_eqsi_compare): Same.
1066 (neg_eq0<mode>): Same.
1067 (neg_eq<mode>): Same.
1069 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1072 2005-08-26 Nick Clifton <nickc@redhat.com>
1074 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1075 TARGET_EP is not defined.
1076 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1077 TARGET_EP is enabled.
1078 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1079 * config/v850/v850.md (save_all_interrupt): Only use the EP
1080 register if TARGET_EP is defined.
1081 (restore_all_interrupt): Likewise.
1082 * config/v850/lib1funcs.asm: Update functions so that the EP
1083 register is only used if __EP__ is defined.
1085 2005-08-26 David Ung <davidu@mips.com>
1087 * config/mips/mips.c (mips_expand_prologue): Handle case when
1088 generating for MIPS16 and the outgoing argument area is more than
1089 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1092 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1094 * config/crx/crx.md: Make doloop_end pattern usage controllable
1095 via mloop-nesting=<max-nesting> command line switch. Make sure
1096 the combiner cannot use doloop_end_<mode> in an illegal way.
1097 * config/crx/crx.c: Use regs up to r6 for argument passing.
1098 Refine crx_address_cost (non cst4 displacements are expensive).
1099 * config/crx/crx.opt: Add switch for mloop-nesting=.
1101 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1103 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1104 (UNSPEC_MVST): New constant.
1106 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1108 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1109 Reject operands containing eliminable registers.
1110 * testsuite/gcc.dg/20050825-1.c: New testcase.
1112 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1113 Jan Hubicka <jh@suse.cz>
1115 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1117 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1119 PR tree-optimization/23546
1120 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1123 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1125 * params.def (PARAM_MIN_SPEC_PROB): New.
1126 * sched-rgn.c (MIN_PROBABILITY): Delete.
1127 (compute_trg_info): Convert to PARAM_VALUE.
1128 * doc/invoke.texi (param): Document min-spec-prob.
1130 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1132 * config/darwin.h: define __PIC__
1133 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1134 TARGET_OS_CPP_BUILTINS macro.
1136 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1138 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1141 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1143 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1145 * cfghooks.c (duplicate_block): Added position where to place
1146 new block as argument.
1147 * cfghooks.h (duplicate_block): Declaration changed.
1148 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1150 * cfglayout.h (copy_bbs): Declaration changed.
1151 * cfgloop.h (loop_version): Declaration changed.
1152 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1153 position to copy_bbs.
1154 (loop_version): Pass position to duplicate_loop_to_header_edge.
1155 Add place_after argument and position new blocks according to
1157 * modulo-sched.c (sms_schedule): Pass place_after argument
1159 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1160 * tree-cfg.c (split_edge_bb_loc): New function.
1161 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1162 to determine position of new blocks.
1163 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1165 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1166 argument to duplicate_block.
1167 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1168 Pass position to copy_bbs.
1170 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1172 * fold-const.c (ptr_difference_const): Use
1173 cst_and_fits_in_hwi instead of host_integerp.
1175 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1177 * config/darwin.c (gen_pic_offset): New.
1178 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1181 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1183 PR tree-optimization/23486
1184 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1186 2005-08-23 Phil Edwards <phil@codesourcery.com>
1188 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1189 remove use_collect2.
1190 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1192 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1193 configuration files to override the default value.
1195 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1196 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1197 * config/vx-common.h: New file, split out from...
1198 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1199 * config/vxworksae.h: New file, for VxWorks AE.
1200 * config/vxworks.opt: New file.
1201 * config/vxlib.c: Update for VxWorks 6.
1203 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1204 other MULTILIB_* variables appropriately.
1205 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1206 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1207 * config/rs6000/vxworks.h: Update for VxWorks 6.
1208 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1210 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1213 * config/darwin.c (machopic_select_section): Remove the hack to
1214 mark "::operator new" and "::operator delete" for coalescing
1215 even though they are not weak.
1217 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1219 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1220 * configure: Regenerate.
1222 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1225 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1227 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1228 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1231 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1233 * config/rs6000/predicates.md (equality_operator): New.
1234 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1235 comparison with a large constant.
1237 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1239 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1241 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1243 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1244 registers is even, and we have a hardware double precision fp,
1246 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1247 size of current argument when checking if argument was passed in
1250 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1253 * stor-layout.c (finalize_type_size): Dont override
1254 existing alignment with a smaller alignment from the mode.
1256 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1258 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1259 * lambda.h (lambda_vector_lexico_pos): ... here.
1260 * tree-data-ref.c (build_classic_dist_vector): Return false when
1261 the distance vector is lexicographically negative.
1263 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1265 PR tree-optimization/23511
1266 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1267 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1269 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1271 PR tree-optimization/22043
1272 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1273 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1274 If ALLOW_FLEXARR, handle types ending with flexible array member.
1275 Pass false as second argument to recursive count_type_elements calls.
1276 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1277 argument to count_type_elements call.
1278 * tree-sra.c (decide_block_copy): Likewise.
1279 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1280 for a constant-sized object, set cleared as well. Pass true as
1281 second argument to count_type_elements call.
1283 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1286 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1287 from legitimate_small_data_p, and make global. Update use.
1288 Remove forward declaration.
1289 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1291 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1293 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1295 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1296 of scratch intermediates.
1297 (eq<mode>_compare): Same.
1298 (neg_eq0<mode>): New.
1299 (neg_eq<mode>): Convert to define_insn_and_split.
1301 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1304 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1305 stdarg functions, set/clear the fp marker even when no variable
1307 * config/rs6000/sysv4.opt (mprototype): Describe.
1309 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1311 PR rtl-optimization/23478
1312 * regs.h (reg_info): Add throw_calls_crossed.
1313 (REG_N_THROWING_CALLS_CROSSED): Define.
1314 * flow.c (allocate_reg_life_data): Initialize
1315 REG_N_THROWING_CALLS_CROSSED.
1316 (propagate_one_insn, attempt_auto_inc): Update
1317 REG_N_THROWING_CALLS_CROSSED.
1318 * global.c (global_alloc): Don't allocate pseudos across
1319 calls that may throw.
1321 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1324 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1325 value is inbetween the range if we did not find an exact match.
1327 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1329 * doc/invoke.texi (Option Summary): Add ms1 options.
1330 * doc/extend.texi: Document interrupt handler attribute for ms1.
1331 * doc/md.texi: Document ms1 constraints.
1332 * config.gcc: Add ms1-*-elf.
1333 * config/ms1/ms1.h: New.
1334 * config/ms1/ms1.c: New.
1335 * config/ms1/ms1.md: New.
1336 * config/ms1/ms1-protos.h: New.
1337 * config/ms1/ABI.txt: New.
1338 * config/ms1/crti.asm: New.
1339 * config/ms1/crtn.asm: New.
1340 * config/ms1/lib2extra-funcs.c: New.
1341 * config/ms1/t-ms1: New.
1342 * config/ms1/ms1.opt: New.
1344 2005-08-22 Ira Rosen <irar@il.ibm.com>
1346 * config/rs6000/altivec.md (xorv4sf3): New.
1347 (negv4sf2, neg<mode>2): Likewise.
1349 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1352 * config/ia64/ia64.md (divsi3): Check divide by zero.
1353 (udivsi3): Likewise.
1355 (udivdi3): Likewise.
1357 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1359 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1360 up to elem_bitsize bits, not max_bitsize.
1362 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1364 PR tree-optimization/23433
1365 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1366 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1368 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1370 PR tree-optimization/23434
1371 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1372 the iteration bound is not an INTEGER_CST.
1374 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1376 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1377 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1378 NULL if need_epilog_adjust is false.
1379 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1380 Case 3 always peels first itration, not just for PLUS case, and no need
1381 to use scalar_initial_def here. Create an epilog adjustment only if
1382 scalar_initial_def is not NULL.
1384 (vectorizable_reduction): Remove assert.
1386 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1389 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1390 (__moddi3): Likewise.
1391 (__udivdi3): Likewise.
1392 (__umoddi3): Likewise.
1393 (__divsi3): Likewise.
1394 (__modsi3): Likewise.
1395 (__udivsi3): Likewise.
1396 (__umodsi3): Likewise.
1398 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1400 * tree-pass.h (TDF_GRAPH): Define.
1401 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1402 * passes.c (finish_optimization_passes): Only call
1403 finish_graph_dump_file if TDF_GRAPH is set.
1404 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1405 NULL. Set TDF_GRAPH bit.
1406 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1408 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1410 * arm.h (arm_stack_offsets): Add locals_base field.
1411 * arm.c (arm_get_frame_offsets): Compute it.
1412 (thumb_compute_initial_elimination offset): Make the Thumb frame
1413 pointer point to the base of the local variables.
1414 (thumb_expand_prologue): Update accordingly.
1415 (thumb_expand_epilogue): Likewise.
1417 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1418 mode of clobbered scratch to DImode. Handle a case that's known to
1421 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1423 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1424 (gt0<mode>_compare): Delete.
1425 (neg_gt0<mode>): Delete.
1427 2005-08-19 Eric Christopher <echristo@apple.com>
1429 * optabs.h: Change CTI_ to COI_.
1432 2005-08-19 James E Wilson <wilson@specifix.com>
1434 * builtins.c (expand_builtin_return_addr): Set
1435 current_function_accesses_prior_frames when count != 0. Use
1436 frame_pointer_rtx when count == 0.
1437 * function.h (struct function): Add accesses_prior_frames field.
1438 (current_function_accesses_prior_frames): Define.
1439 * reload1.c (init_elim_table): Check
1440 current_function_accesses_prior_frames.
1441 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1443 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1445 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1446 indicator. Return true if the flowgraph changed during
1449 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1452 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1453 conditional expression before testing its value.
1455 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1457 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1459 2005-08-19 Devang Patel <dpatel@apple.com>
1461 PR tree-optimization/23048
1462 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1463 third parameter. Check whether latch is dominated by exit
1465 (if_convertible_loop_p): Supply exit block itself to
1466 if_convertible_bb_p.
1468 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1471 * arm.md (arm_load_pic_register): Change argument to the mask of
1472 saved registers. Call thumb_find_work_register if we need a
1473 scratch register on Thumb.
1474 (arm_expand_prologue): Pass empty register set to
1475 arm_load_pic_register.
1476 (thumb_expand_prologue): Pass live_regs_mask directly to
1477 arm_load_pic_register.
1478 * arm-protos.h (arm_load_pic_register): Update prototype.
1480 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1482 * sh.c (find_sole_member): New function.
1483 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1484 if the record's alignment is larger than the size of its only member.
1486 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1489 * arm.c (thumb_legitimize_reload_address): New function.
1490 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1491 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1493 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1495 * config/crx/crx.c: Implement crx_decompose_address. Reject
1496 symbolic displacements since CRX register relative adressing
1497 mode can't handle unsigned 32-bit values as displacements.
1498 * config/crx/crx.h: Simplify definitions, remove redundant
1499 parenthesis and obsolete macros.
1500 * config/crx/crx.opt: Add new switch for debugging addresses.
1501 * config/crx/crx-protos.h: Add new declarations for above.
1503 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1506 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1509 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1511 * collect2.c (dup2): Delete.
1512 * configure.ac: Don't check for dup2.
1514 * config.in, configure: Regenerate.
1516 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
1518 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1519 record with the type of its only member.
1521 2005-08-18 David Edelsohn <edelsohn@gnu.org>
1523 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1524 define_insn_and_split.
1525 (plus_ltu<mode>_compare): Same.
1526 (gtu<mode>_compare): Same.
1527 (plus_gtu<mode>_compare): Same.
1529 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
1531 PR tree-optimization/22228
1532 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1534 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1535 are recorded in vect_vnames_to_rename for renaming.
1536 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1537 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1538 in vect_vnames_to_rename.
1539 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1540 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1542 2005-08-18 Jan Hubicka <jh@suse.cz>
1545 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1546 info only for local statics, not for member variables.
1548 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1550 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1552 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1554 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1556 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
1559 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1561 2005-08-17 James E Wilson <wilson@specifix.com>
1563 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1566 2005-08-17 David Edelsohn <edelsohn@gnu.org>
1568 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1569 (leu<mode>_compare): Same.
1570 (plus_leu<mode>): Same.
1571 (neg_leu<mode>): Same.
1572 (and_neg_leu<mode): Same.
1573 (ltu<mode>_compare): Same.
1574 (plus_ltu<mode>): Same.
1576 (geu<mode>_compare): Same.
1577 (plus_geu<mode>): Same.
1578 (neg_geu<mode>): Same.
1579 (and_neg_geu<mode>): Same.
1580 (plus_gt<mode>): Same.
1581 (gtu<mode>_compare): Same.
1582 (plus_gtu<mode>): Same.
1584 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
1586 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1587 Move call_table_data to end. Delete spurious .text.
1588 (callt_save_all_interrupt): Fix comment typo.
1590 2005-08-17 James E Wilson <wilson@specifix.com>
1591 Kevin Winchester <winchester@amirix.com>
1594 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1596 2005-08-17 Uros Bizjak <uros@kss-loka.si>
1599 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1600 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1602 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
1604 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1605 record with the type of its only member if the modes don't match.
1607 * varasm.c (decode_reg_name): Skip empty additional register names.
1609 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
1611 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1612 lsm_tmp_name_length): New.
1613 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1614 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1616 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1617 Andreas Krebbel <krebbel1@de.ibm.com>
1619 * config.gcc: Added z9-109 switch.
1620 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1621 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1622 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1623 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1624 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1625 for "z9_109" cpu attribute.
1626 * config/s390/s390.c (z9_109_cost): New processor cost structure.
1627 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1628 (s390_handle_arch_option): Added z9-109 switch.
1629 (override_options): Set respective cost function for z9-109.
1630 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1631 (legitimate_reload_constant_p): Accept extended immediates.
1632 (print_operand): Three new output modifiers added: k, m and o.
1633 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1634 (s390_output_mi_thunk): Use extended immediate when possible.
1635 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1636 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1637 (CONSTRAINT_LEN): Added length of O constraint.
1638 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1639 * config/s390/s390.md ("cpu"): New value z9_109 added.
1640 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1641 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1642 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1643 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1644 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1645 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1646 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1647 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1648 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1649 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1650 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1651 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1652 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1653 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1654 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1656 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1657 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1658 insns for TARGET_EXTIMM.
1660 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
1662 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1664 2005-08-17 Nick Clifton <nickc@redhat.com>
1666 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1667 Call default_encode_section_info.
1669 2005-08-17 Steven Bosscher <stevenb@suse.de>
1671 PR tree-optimization/21574
1672 * tree-ssa-ccp.c (likely_value): If the right hand side is a
1673 constant, return CONSTANT.
1674 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1675 (ccp_fold, visit_assignment): Likewise.
1676 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1678 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1680 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1681 fold_buildN instead of buildN then fold_initializer or fold.
1682 (build_unary_op): Likewise.
1683 (build_binary_op): Likewise.
1684 * fold-const.c (fold_initializer): Remove.
1685 (fold_build1_initializer): New function.
1686 (fold_build2_initializer): New function.
1687 (fold_build3_initializer): New function.
1688 * tree.h (fold_initializer): Remove.
1689 (fold_build1_initializer): New function.
1690 (fold_build2_initializer): New function.
1691 (fold_build3_initializer): New function.
1693 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1695 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1696 (try_move_mult_to_index): Call fold_build2 instead of build2.
1697 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1698 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1699 fold_binary_to_constant.
1700 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1702 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1703 check if A == gcd (A, B). Remove TYPE argument.
1704 (analyze_offset) Use fold_build2 instead of fold (build.
1705 (create_data_ref): Likewise.
1706 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1707 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1710 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
1712 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1713 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1715 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
1718 * gimplify.c (zero_sized_type): New function.
1719 (gimplify_modify_expr_rhs): If we have a zero sized type,
1720 replace the statement with an empty statement.
1722 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
1724 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1727 2005-08-16 Ian Lance Taylor <ian@airs.com>
1729 * doc/tm.texi (Label Output): Correct typo.
1731 2005-08-16 Steven Bosscher <stevenb@suse.de>
1734 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1735 force_operand will work later on using have_insn_for.
1737 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1739 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1741 2005-08-16 Ian Lance Taylor <ian@airs.com>
1744 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1745 vector type, don't try to construct it element by element. Add an
1746 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1748 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1750 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1752 2005-08-16 Geoffrey Keating <geoffk@apple.com>
1754 * doc/invoke.texi (Precompiled Headers): Document some more options
1755 which are known to be safe.
1757 2005-08-16 James E Wilson <wilson@specifix.com>
1759 PR tree-optimization/21105
1760 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1761 TREE_OVERFLOW check.
1763 2005-08-16 David Edelsohn <edelsohn@gnu.org>
1765 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
1766 (neg_ltu<mode>): Same.
1768 (neg_gtu<mode>): Same.
1770 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1772 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
1773 (fold_builtin_isdigit): Use fold_buildN.
1774 (build_function_call_expr): Likewise.
1775 * c-typeck.c (c_finish_loop): Likewise.
1777 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
1778 Richard Shann <rshann@superh.com>
1780 PR middle-end/20396:
1781 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
1783 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
1785 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1787 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
1790 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1791 arm_compure_save_reg0_reg12_mask to determine when the PIC register
1794 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1797 * fold-const.c (build_range_check): Disable optimization for function
1798 pointer expressions on targets that require function pointer
1801 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
1803 * simplify-rtx.c (simplify_const_relational_operation): When
1804 extracting arguments of a COMPARE, recompute the mode as well.
1806 2005-08-15 Ian Lance Taylor <ian@airs.com>
1808 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1810 2005-08-15 DJ Delorie <dj@redhat.com>
1812 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1814 (movsi_splittable): Allow, but split, moves to the stack.
1815 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1818 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1820 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1821 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1822 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1824 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1825 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1826 Delete HOST_PTR_PRINTF.
1828 * configure, config.in: Regenerate.
1830 2005-08-15 David Edelsohn <edelsohn@gnu.org>
1832 * config/rs6000/rs6000.md (QHSI): New mode macro.
1833 (wd): Extend mode attr for QImode and HImode
1834 (dbits): New mode attr.
1835 (zero_extend<mode>di2): Convert to mode macro.
1837 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1840 * doc/invoke.texi (-mgnu-ld): Update description.
1843 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1846 * Makefile.in (tree-chrec.o): Depends on real.h.
1847 * tree-chrec.c: Include real.h.
1848 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1849 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1850 * tree-scalar-evolution.c (add_to_evolution_1,
1851 interpret_rhs_modify_expr): Ditto.
1853 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1856 * tree-data-ref.c (estimate_niter_from_size_of_data): When
1857 step is negative compute the estimation from init downwards to zero.
1859 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
1861 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1863 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1865 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1867 (legitimate_reload_constant_p): Fix handling of lliXX operands.
1868 Accept double-word constants that can be split.
1869 * config/s390/s390.md ("movti"): Use 'P' constraint.
1870 ("*movdi_31", "*movdf_31"): Likewise.
1872 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
1874 Fix PR tree-optimization/22615
1876 * tree-ssa-structalias.c (solution_set_add): Handle
1877 first_vi_for_offset returning NULL.
1878 (do_da_constraint): Ditto.
1879 (do_sd_constraint): Ditto.
1880 (do_ds_constraint): Ditto
1881 (find_func_aliases): Ditto.
1882 (build_constraint_graph): RHS is allowed be ANYTHING.
1883 (first_vi_for_offset): Return NULL if we couldn't find anything at
1886 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1888 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
1889 over memory as first operand.
1891 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
1894 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
1895 available for setting it.
1897 2005-08-14 Ira Rosen <irar@il.ibm.com>
1899 PR tree-optimization/23320
1900 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
1901 data-refs' types instead of base object nullness. Add check for
1902 pointer type data-refs before first location comparison. Remove
1905 2005-08-14 Andreas Schwab <schwab@suse.de>
1907 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
1909 2005-08-13 James E Wilson <wilson@specifix.com>
1911 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
1912 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
1913 -fstack-protector-all, --param ssp-buffer-size): Document.
1914 (-Wvariadic-macros): Alphabetize.
1915 (-fsched-stalled-insns-dep): Add missing 'f'.
1917 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
1920 2005-08-13 David Edelsohn <edelsohn@gnu.org>
1922 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
1923 or indirect address operand.
1924 (EXTRA_ADDRESS_CONSTRAINT): New.
1925 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
1927 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
1929 PR tree-optimization/22236
1930 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
1931 successors and predecessors.
1932 * tree-chrec.c (chrec_convert): Before converting, check that
1933 sequences don't wrap.
1934 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
1935 (analyze_array): Extern.
1936 (find_data_references_in_loop): Remove call to
1937 compute_estimated_nb_iterations.
1938 * tree-data-ref.h (analyze_array): Declared.
1939 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
1940 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
1941 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
1942 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
1944 * tree-ssa-loop-ivcanon.c: Fix documentation.
1945 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
1946 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
1947 (infer_loop_bounds_from_undefined): New.
1948 (estimate_numbers_of_iterations_loop): Use
1949 infer_loop_bounds_from_undefined.
1950 (used_in_pointer_arithmetic_p): New.
1951 (scev_probably_wraps_p): Pass an extra parameter. Call
1952 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
1953 (convert_step): Fix documentation.
1954 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
1955 Use initial_condition_in_loop_num and evolution_part_in_loop_num
1956 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
1957 scev_probably_wraps_p.
1959 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1961 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
1962 (s390_register_info): Ignore clobbered_regs information for fixed
1963 registers, and only fixed registers.
1964 (s390_init_frame_layout): Remove redundant call.
1966 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
1968 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
1969 description of -Wold-style-casts.
1971 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1972 Jakub Jelinek <jakub@redhat.com>
1974 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1975 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
1976 * config/s390/s390.c (print_operand): New output modifier 'G' added.
1977 (get_thread_pointer): Renamed to s390_get_thread_pointer.
1978 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
1979 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
1980 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
1981 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1982 ("stack_protect_set", "stack_protect_test"): New expanders.
1983 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
1984 "stack_protect_testdi"): New insn definitions.
1986 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1988 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
1990 2005-08-12 Paul Brook <paul@codesourcery.com>
1992 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
1994 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1996 * config/s390/predicates.md (setmem_operand): New predicate.
1997 (shift_count_operand): Accept ANDs with special constants as
1999 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2000 with special constants.
2001 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2002 shift_count_operand with setmem_operand.
2004 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2006 * config/s390/s390.c (s390_extract_part, s390_single_part):
2008 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2009 (s390_output_mi_thunk): Don't use lg on 31 bit.
2010 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2011 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2013 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2015 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2016 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2017 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2018 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2019 with one of the new macros.
2021 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2023 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2024 Don't set save_return_addr_p.
2025 (s390_register_info): Make clobbered_regs not depending on
2028 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2030 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2031 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2033 2005-08-11 James E. Wilson <wilson@specifix.com>
2035 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2037 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2039 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2040 locations gathered by var-tracking in single entry loc_list
2041 over loc_descriptor_from_tree.
2043 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2044 pass it down to loc_descriptor.
2045 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2046 (containing_function_has_frame_base): Move earlier in the file.
2047 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2048 instead of always assuming fbreg can't be used.
2050 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2052 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2053 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2054 Accept address wrapped in AND for Altivec.
2055 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2056 Strip AND wrapping offset address for Altivec.
2058 2005-08-11 Richard Henderson <rth@redhat.com>
2061 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2062 before using TYPE_IS_SIZETYPE.
2064 2005-08-11 Richard Henderson <rth@redhat.com>
2067 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2068 insn types not present on ev4.
2069 (alphaev5_insn_pipe): Similarly.
2071 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2074 * arm.c (arm_override_options): If the user has selected callee-super-
2075 interworking, then enable normal interworking.
2077 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2079 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2082 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2084 * doc/rtl.texi: Fix two typos.
2086 2005-08-11 Richard Guenther <rguenther@suse.de>
2089 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2090 cases where we call to/from functions returning void.
2092 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2095 * tree.c (build_pointer_type_for_mode): Robustify.
2097 2005-08-10 James E Wilson <wilson@specifix.com>
2099 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2100 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2102 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2105 2005-08-10 Eric Christopher <echristo@apple.com>
2107 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2108 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2111 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2114 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2115 for the high part when generating dynamic-no-pic code.
2117 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2119 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2120 (x86_64-*-linux*): Likewise.
2122 * config/i386/crtfastmath.c: New file.
2123 * config/i386/t-crtfm: Likewise.
2125 * config/i386/linux.h (ENDFILE_SPEC): New.
2126 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2128 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2131 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2133 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2134 (vec_shl, vec_shr): Document new operations.
2135 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2137 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2139 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2140 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2141 change predicate to indexed_or_indirect_address.
2143 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2145 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2146 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2147 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2148 and __aeabi_uwrite8.
2149 * config/arm/unaligned-funcs.c: New file.
2150 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2152 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2154 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2156 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2157 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2159 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2160 * final.c (pass_shorten_branches): Add dump.
2161 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2162 (pass_life): Rename dump.
2163 (rest_of_handle_flow2): Remove initial verify_flow_info.
2164 * function.c (pass_instantiate_virtual_regs): Add dump.
2165 * integrate.c (pass_initial_value_sets): Add dump.
2166 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2167 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2168 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2169 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2170 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2171 gate_rtl_unrool_and_peel_loops): New.
2172 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2173 rtl_doloop): Do not look at flags.
2174 * mode-switching.c (pass_mode_switching): Add dump.
2175 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2176 pass_split_before_regstack): Add dump.
2177 * regmove.c (pass_stack_adjustments): Add dump.
2178 * tree-optimize.c (pass_fixup_cfg): Add dump.
2180 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2183 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2184 deciding which instruction sequence to use.
2186 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2188 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2189 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2191 2005-08-09 Richard Guenther <rguenther@suse.de>
2193 * c-common.c (builtin_function_2): Remove.
2194 (def_builtin_1): New function.
2195 (c_common_nodes_and_builtins): Use def_builtin_1 to
2196 build builtin functions.
2198 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2200 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2201 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2202 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2205 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2207 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2208 fold_binary instead of fold_build2 since we don't care about the
2210 (loop_niter_by_eval): Likewise.
2211 (compare_trees): Likewise.
2212 (proved_non_wrapping_p): Likewise.
2214 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2218 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2219 if the if is really empty.
2221 2005-08-09 Steven Bosscher <stevenb@suse.de>
2223 PR tree-optimization/23234
2224 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2225 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2226 argument of the new enum.
2227 (execute_cse_reciprocals): Add reciprocals for function arguments
2228 on the unique successor edge of the entry block. Update other calls
2229 to execute_cse_reciprocals_1.
2231 2005-08-08 Richard Henderson <rth@redhat.com>
2234 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2236 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2238 * expr.c (write_complex_part): Return after handling MEM.
2240 2005-08-08 Josh Conner <jconner@apple.com>
2242 PR rtl-optimization/23241
2243 * combine.c (simplify_comparison): Fix error in determining
2244 whether to lift a subreg from comparison.
2246 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2249 * config/rs6000/altivec.md (vec_init<mode>): New.
2250 (vec_set<mode>): New.
2251 (vec_extract<mode>): New.
2252 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2253 (rs6000_expand_vector_set): New.
2254 (rs6000_expand_vector_extract): New.
2255 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2256 for Altivec modes before reload.
2257 (altivec_expand_vec_init_builtin): New.
2258 (get_element_number): New.
2259 (altivec_expand_vec_set_builtin): New.
2260 (altivec_expand_vec_ext_builtin): New.
2261 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2263 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2265 * config/rs6000/rs6000.h (rs6000_builtins): Add
2266 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2267 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2268 * config/rs6000/rs6000-protos.h: Declare new functions.
2270 2005-08-08 Jan Hubicka <jh@suse.cz>
2272 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2273 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2274 * i386.md (movdi*): Use pic_32bit_operand.
2275 * predicates.md (pic_32bit_operand): New.
2277 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2280 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2282 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2284 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2285 (test_for_singularity): Use fold_build2.
2287 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2289 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2291 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2293 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2294 (COMMON_ASM_OP) Define.
2295 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2296 (ix86_encode_section_info): Likewise.
2297 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2298 SUBTARGET_ENCODE_SECTION_INFO.
2300 2005-08-06 Richard Henderson <rth@redhat.com>
2303 * tree-nested.c (convert_local_reference): Save and restore val_only
2304 around component_ref and friends. Clear walk_subtrees by default.
2306 2005-08-06 Peter O'Gorman <peter@pogma.com>
2309 * gcc.c (process_command): Check the argument to -b has a dash.
2310 * doc/invoke.texi: Update -b and -V docs.
2312 2005-08-06 James E Wilson <wilson@specifix.com>
2314 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2316 2005-08-06 Michael Matz <matz@suse.de>
2318 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2319 member only if only one insn is associated with the value.
2321 2005-08-06 Nick Clifton <nickc@redhat.com>
2323 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2325 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2326 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2327 Check symbol flags instead of symbol name mangling.
2328 (xstormy16_asm_output_aligned_common): Likewise. Also
2329 simplify code since the bss100_section cass is the only case
2330 where the below100 code will be triggered.
2331 (xstormy16_encode_section_info): Encode below100 attribute
2332 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2334 (xstormy16_strip_name_encoding): Delete - this function is no
2336 (TARGET_STRIP_NAME_ENCODING): Undefine.
2337 * config/stormy16/stormy16-protos.h: Delete prototype for
2338 xstormy16_strip_name_encoding.
2340 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2342 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2343 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2344 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2345 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2346 config/alpha/predicates.md, config/arc/arc.h,
2347 config/arm/arm.h, config/arm/ieee754-df.S,
2348 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2349 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2350 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2351 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2352 config/m68hc11/m68hc11.h, config/mips/mips.c,
2353 config/mips/mips.h, config/mips/openbsd.h,
2354 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2355 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2356 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2357 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2358 config/sparc/linux.h, config/sparc/linux64.h,
2359 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2360 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2361 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2362 typos. Follow spelling conventions.
2364 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2367 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2368 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2369 specially. Check for side effects only for COND_EXPR.
2370 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2371 return with TREE_NO_WARNING.
2373 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2375 PR rtl-optimization/23233
2376 * loop.c (combine_movables): Require the modes to be the same.
2377 (move_movables): Remove handling of cases where the replacement
2378 had a different mode to the original.
2380 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2382 PR tree-optimization/23128
2383 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2384 subtraction wrap, and set TREE_OVERFLOW if they do.
2386 2005-08-05 Richard Henderson <rth@redhat.com>
2389 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2390 FORCED_LABEL labels.
2392 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2395 * reload.c (find_reloads_subreg_address): Pass down TYPE
2396 unchanged. Change all callers except find_reloads_toplev.
2398 2005-08-05 Michael Matz <matz@suse.de>
2400 * genattrtab.c (current_alternative_string): Remove.
2401 (SIMPLIFY_ALTERNATIVE): Ditto.
2402 (attr_alt_bit_p): Ditto.
2403 (alternative_name): Make const char *.
2404 (evaluate_eq_attr): Remove use of above things.
2405 (simplify_test_exp): Ditto.
2406 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2407 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2409 2005-08-04 James E Wilson <wilson@specifix.com>
2411 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2412 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2413 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2414 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2415 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2417 2005-08-04 Richard Henderson <rth@redhat.com>
2420 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2421 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2422 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2423 if we'd have to instantiate too many members.
2425 2005-08-04 Richard Henderson <rth@redhat.com>
2428 * tree-outof-ssa.c (coalesce_asm_operands): New.
2429 (coalesce_ssa_name): Use it. Split out ...
2430 (coalesce_phi_operands, coalesce_result_decls): ... these.
2432 2005-08-04 Paul Brook <paul@codesourcery.com>
2434 * read-rtl.c (read_quoted_string): Break if EOF.
2436 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2438 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2439 (fold_build2): Likewise.
2440 (fold_build3): Likewise.
2441 (fold_build1_stat): New function prototype.
2442 (fold_build2_stat): Likewise.
2443 (fold_build3_stat): Likewise.
2444 * fold-const.c (fold_build1): Rename to ..
2445 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2446 through to build1_stat.
2447 (fold_build2): Rename to ..
2448 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2449 through to build2_stat.
2450 (fold_build3): Rename to ..
2451 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2452 through to build3_stat.
2454 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2455 Ian Lance Taylor <ian@airs.com>
2457 * function.c (assign_stack_local_1): Do not correct stack slot
2458 address if allocation size is smaller than mode size.
2460 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2463 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2464 (tree_merge_blocks): Propagate anything allowed by
2466 Clarify documentation.
2467 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2468 SSA form, schedule an update if necessary.
2470 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2472 * doc/install.texi (Binaries): Remove broken link to
2473 Sinix/Reliant Unix binaries.
2475 2005-08-03 Richard Henderson <rth@redhat.com>
2478 * function.c (stack_protect_epilogue): Export.
2479 * tree.h (stack_protect_epilogue): Declare.
2480 * calls.c (expand_call): Call it.
2482 2005-08-03 Eric Christopher <echristo@apple.com>
2484 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2485 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2488 2005-08-04 Jan Hubicka <jh@suse.cz>
2490 * profile.c (branch_prob): Split edges with goto locus on them
2491 to get proper line counts.
2492 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2494 2005-08-03 Paul Brook <paul@codesourcery.com>
2496 * function.c (assign_parms): Round current_function_args_size
2497 to PARM_BOUNDARY, not STACK_BOUNDARY.
2499 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2501 * config/i386/i386.c (x86_elf_aligned_common)
2502 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2504 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2506 PR tree-optimization/23157
2507 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2508 before emitting them.
2510 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2512 PR tree-optimization/19899
2513 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2514 * tree-scalar-evolution.c: Include real.h.
2515 (add_to_evolution): Build constant -1 of correct type.
2517 2005-08-03 Jan Hubicka <jh@suse.cz>
2519 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2520 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2521 profile updating for complette unrolling.
2522 * loop-unroll.c (peel_loop_completely): Use it.
2523 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2524 (tree_unroll_loops_completely): Disable code growing unrolling of cold
2527 2005-08-03 Paul Brook <paul@codesourcery.com>
2529 * combine.c (can_change_dest_mode): New function.
2530 (try_combine, simplify_set): Use it.
2532 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
2534 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2537 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
2539 * doc/install.texi (Specific): Adjust link to openavr.org.
2540 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2541 (Binaries): Adjust HP-UX Porting Center link.
2542 (Binaries): Adjust Free Software Foundation ordering link.
2544 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
2546 * convert.c (convert_to_integer): Use fold_build1 instead of
2547 build1 when converting an integer to an integer.
2549 2005-08-02 Richard Henderson <rth@redhat.com>
2551 * combine.c (combine_instructions): Don't use reg_equal/equiv
2552 results if the mode doesn't match.
2554 2005-08-02 Mark Mitchell <mark@codesourcery.com>
2556 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2557 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2559 2005-08-02 Richard Henderson <rth@redhat.com>
2562 * explow.c (memory_address): Remove special-case for
2563 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2565 2005-08-02 Diego Novillo <dnovillo@redhat.com>
2568 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2569 number of calls to cleanup_tree_cfg_1.
2571 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
2573 * doc/invoke.texi: document file extensions .F90 and .F95
2575 2005-08-02 Richard Guenther <rguenther@suse.de>
2577 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2578 positive if its first argument is positive.
2580 2005-08-02 Richard Guenther <rguenther@suse.de>
2582 PR tree-optimization/23177
2583 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2586 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
2588 PR tree-optimization/23129
2589 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2590 varying for divisions with anti-ranges.
2592 2005-08-02 Jan Hubicka <jh@suse.cz>
2594 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2595 * tree-ssa-threadupdate.c (thread_block): Add it here.
2597 2005-08-01 James E Wilson <wilson@specifix.com>
2599 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2600 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2601 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2603 * config/mips/predicates.md (const_call_insn_operand): Add check for
2604 SYMBOL_REF_LONG_CALL_P.
2605 * doc/extend.texi (long_call): Document the new attribute.
2607 2005-08-01 Ian Lance Taylor <ian@airs.com>
2608 Richard Henderson <rth@redhat.com>
2610 * Makefile.in (RTL_BASE_H): Add real.h.
2611 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2613 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2615 * rtl.c (rtl_check_failed_code_mode): New.
2616 * rtl.h (struct rtx_def): Add u.rv.
2617 (XCMWINT, XCNMPRV): New.
2618 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2619 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2621 2005-08-01 Richard Henderson <rth@redhat.com>
2623 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2624 with auto-inc codes.
2626 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2628 2005-08-01 Jan Hubicka <jh@suse.cz>
2630 * i386-protos.h (asm_preferred_eh_data_format): Declare.
2631 * i386.c: Include dwarf2.h
2632 (asm_preferred_eh_data_format): New.
2633 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2635 2005-08-01 Ian Lance Taylor <ian@airs.com>
2637 * config/host-linux.c (linux_gt_pch_get_address): Add new name
2638 randomize_va_space for virtual address randomization control.
2640 2005-08-01 Steven Bosscher <stevenb@suse.de>
2642 * common.opt (flag_ipa_cp): Put in right place to maintain
2645 2005-08-01 Jan Hubicka <jh@suse.cz>
2647 * profile.c (compute_value_histograms): Fix thinko.
2648 * value-prof.c: Include toplev.h
2649 (check_counter): New function.
2650 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2651 tree_mod_subtract_transform): Add sanity check.
2653 2005-08-01 Richard Guenther <rguenther@suse.de>
2655 PR tree-optimization/23133
2656 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2657 current functions parameter decls to find defs to cse
2660 2005-08-01 Richard Guenther <rguenther@suse.de>
2662 PR tree-optimization/23109
2663 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2664 If trapping math is in effect, use post-dominator information
2665 to check if we'd in any case reach a trapping point before
2666 doing the reciprocal insertion.
2667 (execute_cse_reciprocals): Compute post-dominators, if necessary.
2668 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2669 expressions are invariant only if trapping math is not in effect.
2671 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2673 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2674 cgraph_function_versioning): New declarations.
2675 * cgraphunit.c: Add include to ipa-prop.h.
2676 (update_call_expr, cgraph_copy_node_for_versioning,
2677 cgraph_function_versioning): New functions.
2678 * integrate.c (copy_decl_for_inlining): Remove.
2679 * ipa-prop.h (ipa_replace_map): New struct.
2680 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2681 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2682 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2683 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2684 ipcp_iterate_stage, ipcp_method_scale_print,
2685 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2686 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2687 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2688 ipcp_update_bb_counts, ipcp_update_profiling,
2689 ipcp_update_edges_counts): New functions.
2690 (ipcp_method_cval_init): Remove restriction regarding local methods.
2691 (ipcp_init_stage): Add ipcp_method_compute_scale.
2692 (ipcp_insert_stage): Add versioning.
2693 (ipcp_structures_print): Add ipcp_method_scale_print.
2694 (ipcp_driver): Dump profiling info.
2695 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2696 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2697 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2698 (struct inline_data): Add versioning_p, ipa_info, new fields.
2699 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2700 declare_return_variable): Replace calls to copy_decl_for_inlining with
2702 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2704 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2705 Add argument VERSIONING.
2706 (copy_arguments_for_versioning, copy_static_chain,
2707 function_versionable_p, tree_versionable_function_p,
2708 tree_function_versioning, replace_ref_tree): New functions.
2709 * tree-inline.h: Include varray.h.
2710 (tree_versionable_function_p, tree_function_versioning,
2711 tree copy_decl_for_dup): New declarations.
2713 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2715 * ipa-cp.c: New file. Contains IPCP specific functionality.
2716 * ipa-prop.h: New file. Contains structures/definitions that can be
2717 used by several interprocedural data flow optimizations (and also IPCP).
2718 * ipa-prop.c: New file.
2719 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2720 * common.opt: Add ipa-cp flag.
2721 * timevar.def: Add IPCP optimization.
2722 * tree-optimize.c (init_tree_optimization_passes): Schedule
2724 * tree-pass.h (pass_ipa_cp): Declare.
2726 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
2728 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2729 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2730 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2731 config/i386/i386.c, config/mips/mips.h,
2732 config/rs6000/rs6000.h, config/sh/sh.c,
2733 config/stormy16/stormy16.c: Fix comment typos.
2735 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
2738 * c-typeck.c (build_binary_op): Use common_type wrapper on
2740 (common_type): Update comment.
2742 2005-07-31 Steven Bosscher <stevenb@suse.de>
2745 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2746 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2747 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2749 2005-07-31 Jan Hubicka <jh@suse.cz>
2751 * pretty-print.h (pp_widest_integer): New macro.
2752 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
2755 2005-07-31 Jan Hubicka <jh@suse.cz>
2757 * output.h (enum section_category): Export from varasm.c
2758 (categorize_decl_for_section): Likewise.
2759 * varasm.c (enum section_category): Kill.
2760 (categorize_decl_for_section): Make global.
2761 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
2763 * i386.c (ix86_section_threshold): New static variable.
2764 (ix86_in_large_data_p, ix86_encode_section_info,
2765 x86_64_elf_unique_section,
2766 x86_64_elf_select_section): New functions.
2767 (TARGET_ENCODE_SECTION_INFO): Define
2768 (override_options): Enable medium model for PIC.
2769 (ix86_expand_prologue): Expand gen_set_got_rex64.
2770 (legitimate_constant_p): Handle new UNSPECs.
2771 (legitimate_pic_address_disp_p): Likewise.
2772 (legitimize_pic_address): Lower MEDIUM model addressing.
2773 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
2774 (enum cmodel): Add MEDIUM_PIC.
2775 (SYMBOL_REF_FAR_ADDR_P): New macro.
2776 (SYMBOL_FLAG_FAR_ADDR): New flag.
2777 * i386.md (movdi): Support medium model.
2778 (set_got_rex64): New pattern.
2779 * i386.opt (mlarge-data-threshold): New flag.
2780 * predicates.md (zext_operand/sext_operand): Deal with medium model.
2781 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
2782 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
2783 TARGET_ASM_UNIQUE_SECTION): New.
2785 * invoke.texi (-mlarge_data_threshold): Document
2787 2005-07-31 Jan Hubicka <jh@suse.cz>
2789 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2790 (coalesce_vars): Likewise.
2791 * tree-ssa-live.c (coalesce_cost): New.
2792 (build_tree_conflict_graph): Use coalesce_cost.
2793 * tree-ssa-live.h (coalesce_cost): Declare.
2795 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
2797 * arm.md (all peepholes for post-increment operations): Delete.
2798 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2799 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2800 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2801 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2802 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2804 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
2806 * fold-const.c (tree_expr_nonnegative_p): Always return true for
2809 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
2812 * doc/invoke.texi: Document -rdynamic.
2814 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
2817 * c-parser.c (c_parser_parms_list_declarator): Call
2818 mark_forward_parm_decls.
2819 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2820 decls with visibility structure.
2822 2005-07-30 Paul Brook <paul@codesourcery.com>
2824 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2826 2005-07-30 Paul Brook <paul@codesourcery.com>
2828 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2830 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2832 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2834 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2837 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2838 nested function declarators.
2839 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2840 (grokparms): Call warn_if_shadowing for parameters used within the
2842 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2843 not used within the parameter list.
2844 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2846 2005-07-30 Jan Hubicka <jh@suse.cz>
2848 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2849 * i386.c (ix86_fixup_binary_operands): Likewise.
2850 (ix86_expand_unary_operator): Likewise.
2851 (ix86_expand_fp_absneg_operator): Likewise.
2852 * optabs.c (expand_vec_cond_expr): Validate dest.
2854 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2857 * real.c (real_from_string): Also set last bit if there is a
2858 nonzero hex digit beyond GCC's internal precision after ".".
2860 2005-07-29 David Edelsohn <edelsohn@gnu.org>
2862 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2863 define_constants. Change duplicate values to unassigned numbers.
2864 Change UNSPEC_SUBS to UNSPEC_VSUBS.
2865 (*altivec_vspltsf): New.
2866 (altivec_vperm_v4sf): Delete.
2867 (altivec_vperm_<mode>): Use mode macro V.
2868 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
2869 (altivec_predicate_v4sf): Delete.
2870 (altivec_predicate_<mode>): Use mode macro V.
2871 (*altivec_lvesfx): New.
2872 (*altivec_stvesfx): New.
2873 (vec_realign_load_v4sf): Delete.
2874 (vec_realign_load_<mode>): Use mode macro V.
2875 * config/rs6000/rs6000.c (generate_set_vrsave): Use
2878 2005-07-29 Mark Mitchell <mark@codesourcery.com>
2881 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
2883 * configure: Regenerated.
2885 2005-07-29 Paul Brook <paul@codesourcery.com>
2887 * doc/install.texi: Add link to GFortran binaries wiki page.
2889 2005-07-29 David Ung <davidu@mips.com>
2891 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
2892 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
2893 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
2894 * config/mips/mips.md (cpu): Add 5kf name.
2895 (includes): Includes 5k.md.
2896 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
2897 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
2900 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2903 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
2904 (cleanup_tree_cfg): ... here.
2905 Call cleanup_tree_cfg_1 until there are no more cleanups to
2908 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
2910 * tree-vrp.c (compare_range_with_value): Return true or false
2911 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
2912 EQ_EXPR respectively.
2914 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
2916 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
2919 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2921 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
2922 (tree_ssa_dominator_optimize): Increment it.
2923 (dump_dominator_optimization_stats): Print it.
2925 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
2926 Steven Bosscher <stevenb@suse.de>
2928 PR rtl-optimization/23117
2929 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
2930 when head == tail. Tidy comment.
2932 2005-07-28 Richard Henderson <rth@redhat.com>
2934 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
2935 * cselib.c (rtx_equal_for_cselib_p): Likewise.
2936 * jump.c (rtx_renumbered_equal_p): Likewise.
2937 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
2938 CONST_INT and CONST_DOUBLE.
2939 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
2940 * reload.c (operands_match_p): Special case CONST_INT and
2941 CONST_DOUBLE; check mode earlier.
2943 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2946 * c-typeck.c (convert_for_assignment): Do not check
2947 DECL_IN_SYSTEM_HEADER on NULL fundecl.
2949 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2952 * c-typeck.c (composite_type): Prefer constant size arrays to
2955 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2958 * real.c (real_from_string): Set last bit if there is a nonzero
2959 hex digit beyond GCC's internal precision.
2961 2005-07-28 Richard Henderson <rth@redhat.com>
2964 * cfgcleanup.c (try_forward_edges): Watch out for end of
2967 2005-07-28 James E Wilson <wilson@specifixinc.com>
2970 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
2972 2005-07-28 Jan Hubicka <jh@suse.cz>
2974 * Makefile.in (rtl-profile.o): Kill all traces of it.
2975 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
2976 * coverage.h (rtl_coverage_counter_ref): Kill.
2977 * opts.c (flag_speculative_prefetching_set): Kill.
2978 (flag_loop_optimize_set): New.
2979 (common_handle_option): Disable loop optimizer when profiling;
2980 do not handle speculative prefetching.
2981 * passes.c (init_optimization_passes): Replace pass_profiling combo
2982 by branch_prob pass.
2983 * profile.c (compute_value_histograms): Update for simplified value
2985 (rtl_register_profile_hooks): Kill.
2986 (pass_profiling): Kill.
2987 (rest_of_handle_branch_prob): Do not profile.
2988 * toplev.c (process_options): Remove speculative prefetching.
2989 * toplev.h (flag_tree_based_profiling): Kill.
2990 * tree-profile.c (prepare_instrumented_value,
2991 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2992 tree_gen_one_value_profiler, do_tree_profiling): Update for
2993 simplified datastructures.
2994 * value-prof.c: Add comment that speculative prefetching was dropped;
2995 update rest of file for simplified datastructures.
2996 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
2997 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
2998 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
2999 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3000 rtl_mod_subtract, gen_speculative_prefetch,
3001 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3002 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3003 (gate_handle_value_profile_transformations,
3004 rest_of_handle_value_profile_transformations,
3005 pass_value_profile_transformations): Kill.
3006 * value-prof.h (histogram_value_t): Remove IL based unions.
3007 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3008 rtl_profile_hooks): Remove hooks.
3010 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3012 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3013 (cgraph_clone_node): Likewise.
3014 * cgraph.h (cgraph_clone_edge): Update prototype.
3015 (cgraph_clone_node): Likewise.
3016 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3018 (lookup_recursive_calls): Consider profile.
3019 (cgraph_decide_recursive_inlining): Fix updating; use new
3020 probability argument; use profile.
3021 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3022 * tree-inline.c (copy_bb): Update clal of clone_edge.
3023 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3025 * invoke.texi (min-inline-recursive-probability): Document.
3027 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3029 * doc/install.texi (Configuration): Update Valgrind homepage.
3031 2005-07-28 Richard Henderson <rth@redhat.com>
3034 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3035 labels we want to delete.
3036 (cfg_layout_merge_blocks): Likewise.
3038 2005-07-28 Richard Henderson <rth@redhat.com>
3041 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3042 when expanding to nothing.
3044 2005-07-28 Josh Conner <jconner@apple.com>
3046 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3047 (cgraph_decide_inlining_of_small_functions): Likewise.
3049 2005-07-28 Josh Conner <jconner@apple.com>
3051 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3052 direction of badness if negative.
3053 (cgraph_default_inline_p): Add reason to parameters, and assign it
3055 (cgraph_decide_inlining_of_small_functions): New parameter in call
3056 to cgraph_default_inline_p.
3057 (cgraph_decide_inlining_incrementally): Likewise.
3058 * cgraphunit.c (decide_is_function_needed): Likewise.
3059 * cgraph.h (cgraph_default_inline_p): Likewise.
3061 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3063 * builtins.c: Fix comment typo(s).
3064 * genautomata.c: Likewise.
3065 * gimplify.c: Likewise.
3066 * tree-dfa.c: Likewise.
3067 * tree-flow-inline.h: Likewise.
3068 * tree-into-ssa.c: Likewise.
3069 * tree-ssa-alias.c: Likewise.
3070 * tree-ssa-ccp.c: Likewise.
3071 * tree-ssa-copy.c: Likewise.
3072 * tree-ssa-dce.c: Likewise.
3073 * tree-ssa-dom.c: Likewise.
3074 * tree-ssa-operands.c: Likewise.
3075 * tree-tailcall.c: Likewise.
3076 * tree-vectorizer.c: Likewise.
3077 * tree-vrp.c: Likewise.
3080 2005-07-28 Jeff Law <law@redhat.com>
3082 * tree-vrp.c (test_for_singularity): Extracted from ...
3083 (simplify_cond_using_ranges): Attempt to simplify a relational
3084 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3086 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3088 PR tree-optimization/22506
3089 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3090 phis whose argument is constant.
3092 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3094 PR rtl-optimization/18992
3095 Back out this patch:
3096 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3097 PR optimization/12142
3098 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3099 uses of the register in the SET_SRC. Remove unnecessary argument.
3101 Replace it with this:
3102 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3103 if flag_non_call_exceptions is set and the insn may trap, pass
3104 pc_rtx as dest for recursion.
3105 In SET_SRC part of SET case, if dest is already set, pass it down
3108 2005-07-28 Jan Hubicka <jh@suse.cz>
3110 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3111 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3112 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3114 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3115 profile when available.
3117 2005-07-28 Jan Beulich <jbeulich@novell.com>
3119 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3120 (ia64_print_operand): Describe and handle 'X'.
3121 (ia64_register_move_cost): Also handle FP_REGS.
3122 (ia64_preferred_reload_class): Likewise.
3123 (ia64_secondary_reload_class): Likewise.
3124 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3125 it. Also check for ITANIUM_CLASS_FLDP.
3126 * config/ia64/ia64.h (FP_REGNO_P): New.
3127 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3128 (reg_class): Add FP_REGS.
3129 (REG_CLASS_NAMES): Adjust for it.
3130 (REG_CLASS_CONTENTS): Likewise.
3131 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3132 (REG_CLASS_FROM_LETTER): Handle 'x'.
3133 (CLASS_MAX_NREGS): Handle FP_REGS.
3134 (MEMORY_MOVE_COST): Likewise.
3135 * config/ia64/ia64.md (itanium_class): Add fldp.
3136 (type): Handle fldp.
3137 (movti_internal): More allowable operand combinations. Use ldfp8 when
3138 splitting unnecessary. Remove predicable attribute. Adjust
3139 itanium_class attribute.
3140 (smuldi3_highpart): Remove outdated comment.
3141 (mulditi3, umulditi3, rotlti3): New expanders.
3142 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3143 (absti2): Disabled new insn for future reference.
3144 Respective new splitters.
3145 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3146 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3147 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3149 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3151 PR rtl-optimization/23047
3152 * simplify-rtx.c (simplify_const_relational_operation): Respect
3153 flag_wrapv for comparisons with ABS.
3155 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3157 PR tree-optimization/22493
3158 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3159 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3161 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3163 * config/frv/frv.opt (moptimize-membar): New.
3165 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3167 * config/frv/frv.h: Remove machine_function definition.
3169 * config/frv/frv.c (struct frv_io): New.
3170 (struct machine_function): Moved from frv.h. Add has_membar_p.
3171 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3172 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3173 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3174 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3175 (frv_reorg): Call frv_optimize_membar when appropriate.
3176 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3177 (frv_expand_builtin): Adjust calls accordingly.
3178 (frv_io_address_cookie): New function.
3179 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3180 load or store rather than a special insn. Add ccnstant address and
3181 io-type operands to the membar.
3182 (frv_ifcvt_modify_tests): Unsign regno.
3183 (frv_ifcvt_modify_tests): Same.
3185 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3186 UNSPEC_OPTIONAL_MEMBAR constant.
3187 (builtin_read_<mode>): Delete.
3188 (builtin_write_<mode>): Delete.
3189 ("optional_membar_<mode>"): Add operand.
3191 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3192 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3193 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3194 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3195 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3196 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3197 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3198 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3199 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3201 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3203 * df.c (df_uses_record): Handle SCRATCH.
3205 2005-07-28 Steven Bosscher <stevenb@suse.de>
3208 * passes.c (rest_of_decl_compilation): If decl is a type and
3209 we have encountered errors, don't emit debug information.
3211 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3213 * params.def: Fixed comment.
3215 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3218 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3219 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3220 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3222 2005-07-27 Steven Bosscher <stevenb@suse.de>
3225 * varasm.c (assemble_start_function): Don't do anything that may
3226 require a CFG if the current function is a thunk.
3228 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3230 * doc/install.texi (Prerequisites): Mention that perl is needed
3231 to do export control in libstdc++ targetting Darwin.
3233 2005-07-27 Steven Bosscher <stevenb@suse.de>
3235 PR rtl-optimization/17808
3236 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3237 (sched_insns_conditions_mutex_p): Split out from...
3238 (add_dependence): ...here. But don't call it from here.
3239 (add_dependence_list): Check sched_insns_conditions_mutex_p
3240 before calling add_dependence.
3241 (add_dependence_list_and_free): Likewise.
3242 (fixup_sched_groups): Likewise.
3243 (sched_analyze_1): Likewise.
3244 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3245 (sched_analyze): Likewise.
3246 (sched_analyze_insn): Likewise.
3247 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3248 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3249 dependencies on all COND_EXEC insns to jumps ending basic blocks
3250 when doing intrablock scheduling.
3251 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3253 2005-07-27 Jeff Law <law@redhat.com>
3255 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3256 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3257 equivalency sets, correctly handle the case were vr0 has an
3258 equivalency set, but vr1 does not.
3260 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3262 PR tree-optimization/23073
3263 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3264 vect_print_dump_info before fprintf.
3266 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3268 PR tree-optimize/22348
3269 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3270 Fold the partial computation.
3272 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3274 PR tree-optimization/22325
3275 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3277 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3279 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3280 (force_var_cost): ... this function.
3281 (compute_phi_arg_on_exit): Export.
3283 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3285 PR tree-optimization/20773
3286 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3289 2005-07-27 Richard Guenther <rguenther@suse.de>
3291 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3292 Avoid pushing again if current struct contains only
3293 fields we decomposed.
3295 2005-07-27 Jan Hubicka <jh@suse.cz>
3297 PR tree-optimization/22574
3298 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3301 * tree-tailcall.c (decrease_profile): New function.
3302 (eliminate_tail_call): Use it.
3304 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3305 visibility flags correctly in whole program mode.
3307 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3309 PR rtl-optimization/22472
3310 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3312 2005-07-26 Steven Bosscher <stevenb@suse.de>
3314 PR tree-optimization/22504
3315 * tree-complex.c (expand_complex_addition): Use 'code' instead
3316 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3318 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3320 * config.gcc (cpu_type): Add frv case.
3321 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3322 (supported_defaults): Add fr550 case.
3324 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3327 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3328 whether a pointer of type T * may point to objects of type T *.
3330 2005-07-26 DJ Delorie <dj@redhat.com>
3332 * configure: Regenerate.
3334 2005-07-26 Dale Johannesen <dalej@apple.com>
3336 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3338 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3340 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3341 Clarify use of "build" in name.
3343 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3345 * doc/extend.texi (Raw read/write Functions): New section.
3346 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3347 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3348 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3349 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3350 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3351 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3352 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3353 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3354 * config/frv/frv.c: Add bdesc_loads global.
3355 Add bdesc_stores global.
3356 (frv_init_builtins): Add support for __builtin_{read/write}*.
3357 (frv_volatile_memref): New.
3358 (frv_expand_load_builtin): New.
3359 (frv_expand_store_builtin): New.
3360 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3361 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3362 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3363 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3364 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3365 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3366 (builtin_read_<mode>): New.
3367 (builtin_write_<mode>): New.
3368 (builtin_write64): New.
3369 (optional_membar_<mode>): New.
3371 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3373 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3374 (rather than units) against HOST_BITS_PER_WIDE_INT.
3376 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3378 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3379 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3380 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3381 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3384 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3385 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3386 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3388 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3390 2005-07-26 Richard Guenther <rguenther@suse.de>
3392 PR tree-optimization/22486
3393 * fold-const.c (fold_unary): Fold away useless component
3394 references of the form (T *)&T.x, if the address
3397 2005-07-25 James E Wilson <wilson@specifixinc.com>
3399 * dwarf2out.c (add_call_src_coords_attributes): New.
3400 (gen_inlined_subroutine_die): Call it.
3401 (maybe_emit_file, init_file_table): Add comments.
3402 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3404 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3405 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3406 * tree.h (BLOCK_SOURCE_LOCATION): New.
3407 (struct tree_block): New field locus.
3409 2005-07-26 Andreas Schwab <schwab@suse.de>
3411 PR rtl-optimization/23043
3412 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3413 when allocating a struct unoccr.
3415 2005-07-25 Richard Henderson <rth@redhat.com>
3418 * tree-complex.c (gate_no_optimization): True if errors.
3419 * Makefile.in (tree-complex.o): Update dependencies.
3421 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3423 * config/frv/predicates.md (integer_register_operand): Use
3426 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3429 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3431 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3433 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3435 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3436 types when flag_unsafe_math_optimizations is true.
3438 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3440 * gcc.c (option_map): Add --sysroot.
3441 (process_command): Handle --sysroot.
3442 (display_help): Document it.
3443 * doc/cppopts.tex (-isysroot): Document.
3444 * doc/invoke.texi (--sysroot): Document.
3445 * doc/install.texi (--with-build-sysroot): Document.
3447 * Makefile.in (inhibit_libc): New variable.
3448 (INHIBIT_LIBC_CFLAGS): Likewise.
3449 (LIBGCC2_CFLAGS): Include
3450 $(INHIBIT_LIBC_CFLAGS).
3451 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3452 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3453 ($(T)crtend.o): Likewise.
3454 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3455 ($(T)crtendS.o): Likewise.
3456 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3457 ($(T)crtendT.o): Likewise.
3458 (stmp-fixinc): Do not complain about missing headers if
3460 * configure.ac (inhibit_libc): Set it to true/false.
3461 (--with-build-sysroot): New option. Use it to set
3463 * configure: Regenerated.
3465 2005-07-25 Manfred Hollstein <mh@suse.com>
3467 * calls.c (store_one_arg): Fix unsigned comparison warning.
3469 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3472 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3473 (ggc_print_statistics): Initialize variable before use.
3475 2005-07-25 Richard Guenther <rguenther@suse.de>
3477 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3478 calling with a PHI_NODE argument.
3480 * tree-flow-inline.h (overlap_subvar): Protect against
3483 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3485 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3486 * configure: Regenerate.
3488 2005-07-25 Ira Rosen <irar@il.ibm.com>
3490 * expr.c (highest_pow2_factor): Make extern.
3491 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3492 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3493 record_array_differ_p, array_ptr_differ_p): Likewise.
3494 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3495 additional cases. Call the above functions.
3496 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3497 base_object_differ_p when there are two base objects. Otherwise, compare
3498 base address and offset. Call may_alias_p.
3499 (dump_data_reference): Use a correct field name.
3500 (analyze_array): Make static. Initialize new data-ref fields.
3501 (analyze_indirect_ref): New function.
3502 (init_data_ref): Initialize new data-ref fields.
3503 (strip_conversion): Moved from tree-vect-analyze.c.
3504 (analyze_offset_expr, get_ptr_offset, address_analysis,
3505 object_analysis): Likewise.
3506 (analyze_offset): New function.
3507 (create_data_ref): Likewise.
3508 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3509 dimensions for ARRAY_REFs only.
3510 (build_classic_dist_vector): Make static.
3511 (access_functions_are_affine_or_constant_p): Call macro to get the
3512 address of access functions.
3513 (compute_all_dependences): Add new parameter
3514 compute_self_and_read_read_dependences. Compute self and read-read
3515 dependences if it is true.
3516 (find_data_references_in_loop): Call create_data_ref. Initialize new
3518 (compute_data_dependences_for_loop): Add new parameter
3519 compute_self_and_read_read_dependences. Remove parameter nb_loops,
3520 compute nb_loops. Call compute_all_dependences,
3521 build_classic_dist_vector and build_classic_dir_vector with correct
3523 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3524 with correct parameters. Compare dimensions for ARRAY_REFs only.
3525 (free_data_refs): Call macro to free access functions.
3526 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3527 fields from stmt_vinfo.
3528 (struct base_object_info): New structure.
3529 (struct data_reference): Move fields to base_object_info. Add fields
3530 first_location and object_info for above structures. Move fields from
3531 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3532 aligned_to. Add macros to access the new fields.
3533 Update functions declarations.
3534 * tree-flow.h (is_aliased_with): Declare.
3535 * tree-loop-linear.c (linear_transform_loops): Call
3536 compute_data_dependences_for_loop with correct parameters.
3537 * tree-ssa-alias.c (is_aliased_with): New function.
3538 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3539 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3540 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3541 vect_base_addr_differ_p, compute_subscript_distance and
3542 build_classic_dist_vector. Add printings. Check absolute value of
3544 (vect_analyze_data_ref_dependences): Go through ddrs instead of
3546 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3547 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3548 to bytes. Add printing.
3549 (vect_compute_data_refs_alignment): Go through loads and stores in one
3551 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3552 vect_analyze_data_ref_access): Likewise.
3553 (vect_analyze_pointer_ref_access): Remove.
3554 (vect_address_analysis, vect_object_analysis): Likewise.
3555 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3556 and analyze data-refs in the loop.
3557 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3558 fields of data-ref instead of stmt. Add init to the offset from the
3560 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3561 (vect_update_init_of_dr): Likewise.
3562 (vect_update_inits_of_drs): Go through loads and stores in one loop.
3563 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3565 (new_loop_vec_info): Initialize new fields.
3566 (destroy_loop_vec_info): Free new fields.
3567 (vect_strip_conversion): Remove.
3568 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3569 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3570 datarefs. Add new field ddrs.
3571 Add macros for the new fields access.
3572 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3573 base_aligned_p, misalignment, memtag, ptr_info and subvars.
3574 Remove their macros.
3575 * tree.h (highest_pow2_factor): Declare.
3577 2005-07-25 Jakub Jelinek <jakub@redhat.com>
3579 * calls.c (store_one_arg): Check for sibling call MEM arguments
3580 from already clobbered incoming argument area.
3582 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3584 * c-common.c (check_missing_format_attribute): New.
3585 * c-common.h (check_missing_format_attribute): Likewise.
3586 * c-typeck.c (convert_for_assignment): Use it.
3588 2005-07-24 Andreas Schwab <schwab@suse.de>
3590 * config/m68k/m68k.md ("extendqidi2"): When source is an address
3591 register use a word move. Correct operand of ext.w in 68000 code.
3593 2005-07-23 Mark Mitchell <mark@codesourcery.com>
3595 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3596 variables as declarations, rather than definitions.
3598 2005-07-24 Ira Rosen <irar@il.ibm.com>
3600 PR tree-optimization/22526
3601 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3604 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3606 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3607 that C99 reserve for future use. Use it to define clog10,
3608 clog10f and clog10l.
3610 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3612 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3613 * configure.ac: Check for -Wmissing-format-attribute.
3615 * configure: Regenerate.
3617 2005-07-23 Richard Henderson <rth@redhat.com>
3619 PR tree-optimization/22623
3620 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3622 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
3625 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3627 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3629 * Makefile.in (C_TREE_H): Update dependencies.
3630 * c-tree.h: Include toplev.h.
3631 * diagnostic.h (diagnostic_set_info): Add format attribute.
3632 * rtl-error.c (diagnostic_for_asm): Likewise.
3634 2005-07-23 Chao-ying Fu <fu@mips.com>
3636 * config/mips/mips-dsp.md: New file.
3637 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3638 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3640 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3641 MIPS_BUILTIN_BPOSGE32.
3642 (mips_expand_builtin_direct): Add one parameter to indicate that
3643 builtin functions need to return a value.
3644 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3646 (mips_regno_to_class): Add classes for 12 new DSP registers.
3647 (mips_subword): Change to check four HI registers.
3648 (mips_output_move): Output move to and from 6 new DSP accumulators.
3649 (override_options): Make sure -mdsp and -mips16 are not used together.
3650 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
3652 (mips_conditional_register_usage): Disable 6 new DSP accumulators
3654 (print_operand): Add 'q' for printing DSP accumulators.
3655 (mips_cannot_change_mode_class): Check ACC_REGS.
3656 (mips_secondary_reload_class): Check ACC_REGS.
3657 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3658 (mips_register_move_cost): Check ACC_REGS.
3659 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3660 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3661 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3662 (dsp_bdesc): New array.
3663 (bdesc_arrays): Add DSP builtin function table.
3664 (mips_prepare_builtin_arg): Check predicate again after
3666 (mips_expand_builtin): Add one more parameter to
3667 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3668 MIPS_BUILTIN_BPOSGE32.
3669 (mips_init_builtins): Initialize new function types.
3670 (mips_expand_builtin_direct): Check if builtin functions need to
3671 return a value and pass operands properly.
3672 (mips_expand_builtin_bposge): New function.
3673 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3674 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3675 (FIRST_PSEUDO_REGISTER): Increase to 188.
3676 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3677 Update for 12 new DSP registers.
3678 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3679 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3680 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3681 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3682 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3683 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3684 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3685 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3686 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3687 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3688 (REGISTER_NAMES): Add names for 12 new DSP registers.
3689 * config/mips/mips.md: Include mips-dsp.md.
3690 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3691 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3692 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3693 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3694 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3695 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3696 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3697 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3698 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3699 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3700 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3701 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3702 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3703 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3704 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3705 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3706 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3707 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3708 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3709 (UNSPEC_RDDSP): New constants.
3710 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3711 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
3713 * config/mips/mips.opt (-mdsp): New option.
3714 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3715 (reg_imm10_operand): New predicates.
3716 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3717 * doc/invoke.texi (-mdsp): Document new option.
3719 2005-07-22 DJ Delorie <dj@redhat.com>
3721 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3723 * tree-inline.c (inlinable_function_p): Likewise.
3725 2005-07-22 Mark Mitchell <mark@codesourcery.com>
3728 * toplev.c (check_global_declarations): Do not mark undefined
3729 variables as DECL_IGNORED_P.
3730 * varasm.c (first_global_object_name): GTY it.
3731 (weak_global_object_name): Likewise.
3732 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3733 a string to go into {weak,first}_global_object_name.
3735 2005-07-22 DJ Delorie <dj@redhat.com>
3737 * c-format.c (check_function_format): Change warning control
3738 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3740 2005-07-22 Diego Novillo <dnovillo@redhat.com>
3742 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3743 &PTR->FLD a dereference of PTR.
3744 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3745 a potential dereference of PTR.
3747 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3749 PR rtl-optimization/20370
3750 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3751 call allocate_reg_info if necessary.
3753 PR rtl-optimization/21848
3754 * calls.c (emit_library_call_value_1): For const functions, add
3755 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
3757 PR rtl-optimization/22445
3758 * cselib.c (target.h): Include.
3759 (rtx_equal_for_cselib_p): Allow commutative matches.
3760 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
3761 Remove MODE parameter. Changed all callers.
3763 PR rtl-optimization/22258
3764 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
3766 (try_combine): Use likely_spilled_retval_p.
3768 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
3770 * config.gcc: Add crx-elf support.
3772 * doc/contrib.texi: Mention crx.
3773 * doc/extend.texi: Document crx extensions.
3774 * doc/install.texi: Document crx install.
3775 * doc/invoke.texi: Document crx options.
3776 * doc/md.texi: Document crx constraints.
3778 * config/crx/crx-protos.h: New file.
3779 * config/crx/crx.c: New file.
3780 * config/crx/crx.h: New file.
3781 * config/crx/crx.md: New file.
3782 * config/crx/crx.opt: New file.
3783 * config/crx/t-crx: New file.
3785 2005-07-22 Manfred Hollstein <mh@suse.com>
3787 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3789 (int_add_graph_edge): Likewise.
3790 (collapse_nodes): Likewise.
3791 (process_unification_queue): Likewise.
3793 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3794 Laurent GUERBY <laurent@guerby.net>
3796 PR tree-optimization/22336
3797 * function.c (record_block_change): Check for
3798 cfun->ib_boundaries_block.
3800 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
3802 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3803 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3805 2005-07-21 DJ Delorie <dj@redhat.com>
3807 * toplev.c (warn_deprecated_use): Add warning control to warning
3809 * c-typeck.c (parser_build_binary_op): Likewise.
3810 (c_finish_if_stmt): Likewise.
3811 * c-common.c (check_function_sentinel): Likewise.
3812 (check_nonnull_arg): Likewise.
3814 2005-07-21 Richard Henderson <rth@redhat.com>
3817 * tree-complex.c (complex_ssa_name_components): New.
3818 (cvc_lookup): Allow entry not found.
3819 (create_components): Remove.
3820 (create_one_component_var, get_component_var): New.
3821 (get_component_ssa_name, set_component_ssa_name): New.
3822 (extract_component): Use get_component_ssa_name.
3823 (update_complex_components): Use set_component_ssa_name.
3824 (update_complex_components_on_edge): Likewise.
3825 (update_phi_components): Create new PHI nodes directly, instead
3826 of adding insns to edges.
3827 (tree_lower_complex): Allocate and free complex_variable_components
3828 and complex_ssa_name_components here.
3830 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
3832 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3833 revert to returning false.
3835 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3838 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3840 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3843 * config/i386/i386.md (cmpxf): Change operand constraints
3844 to "nonmemory_operand".
3846 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3848 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3850 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3853 * fold-const.c (fold_build1): Add checksum for the operands.
3854 (fold_build2): Likewise.
3855 (fold_build3): Likewise.
3857 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3860 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3862 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3864 * common.opt (-fforward-propagate): Committed by mistake,
3867 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3869 * reg-stack.c: Fix comment typo(s).
3870 * tree-ssa-operands.c: Likewise.
3871 * tree-vectorizer: Likewise.
3873 2005-07-21 Nick Clifton <nickc@redhat.com>
3875 * config/sh/symbian.c: Replace C++ style line comments with C
3876 style line comments.
3877 (symbian_add_attribute): Do not use a ? operator on the LHS of
3879 (sh_symbian_handle_dll_attribute): Change the type of the
3880 method vector to "VEC(tree,gc)*" and use vector accessor
3881 macros to walk over the elements.
3882 (symbian_export_vtable_and_rtti_p): Likewise.
3883 (symbian_class_needs_attribute_p): Likewise.
3885 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3888 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
3889 initialize targetm.resolve_overloaded_builtin here.
3890 (altivec_expand_overloaded_builtin): Make it non-static.
3891 * config/rs6000/rs6000-protos.h
3892 (altivec_expand_overloaded_builtin): New prototype.
3893 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
3894 targetm.resolve_overloaded_builtin here.
3895 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
3897 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3898 Zdenek Dvorak <dvorakz@suse.cz>
3900 PR tree-optimization/19210
3901 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
3903 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
3904 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
3905 rely on unproven assumptions.
3906 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
3907 * tree-flow.h (number_of_iterations_exit): Add final parameter.
3908 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
3909 to number_of_iterations_exit.
3910 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
3911 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
3912 * tree-ssa-loop-niter.c (find_loop_niter,
3913 estimate_numbers_of_iterations_loop): Likewise.
3914 (number_of_iterations_exit): Honor the new options.
3915 * doc/invoke.texi (Wunsafe-loop-optimizations,
3916 funsafe-loop-optimizations): Document them.
3918 2005-07-21 Richard Sandiford <richard@codesourcery.com>
3920 PR rtl-optimization/22167
3921 * gcse.c (hoist_code): Fix hoist_exprs[] check.
3923 2005-07-20 Adam Nemet <anemet@lnxw.com>
3925 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
3926 __do_global_dtors_aux longcall.
3928 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
3930 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
3931 (old_special_pred_table): Don't reference
3932 SPECIAL_MODE_PREDICATES.
3933 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
3934 * config/arc/arc.h: Don't mention PREDICATE_CODES.
3935 * config/sh/predicates.h: Don't mention
3936 SPECIAL_MODE_PREDICATES.
3937 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3940 2005-07-20 DJ Delorie <dj@redhat.com>
3942 * config.gcc: Add m32c-elf support.
3944 * doc/contrib.texi: Mention m32c.
3945 * doc/extend.texi: Document m32c extensions.
3946 * doc/install.texi: Mention m32c.
3947 * doc/invoke.texi: Document m32c options.
3948 * doc/md.texi: Document m32c constraints.
3950 * config/m32c/addsub.md: New file.
3951 * config/m32c/bitops.md: New file.
3952 * config/m32c/cond.md: New file.
3953 * config/m32c/jump.md: New file.
3954 * config/m32c/m32c-lib1.S: New file.
3955 * config/m32c/m32c-lib2.c: New file.
3956 * config/m32c/m32c-modes.def: New file.
3957 * config/m32c/m32c-pragma.c: New file.
3958 * config/m32c/m32c-protos.h: New file.
3959 * config/m32c/m32c.abi: New file.
3960 * config/m32c/m32c.c: New file.
3961 * config/m32c/m32c.h: New file.
3962 * config/m32c/m32c.md: New file.
3963 * config/m32c/m32c.opt: New file.
3964 * config/m32c/minmax.md: New file.
3965 * config/m32c/mov.md: New file.
3966 * config/m32c/muldiv.md: New file.
3967 * config/m32c/predicates.md: New file.
3968 * config/m32c/prologue.md: New file.
3969 * config/m32c/shift.md: New file.
3970 * config/m32c/t-m32c: New file.
3972 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3974 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3975 (stack_protect_set, stack_protect_test): New expanders.
3976 (stack_protect_set_si, stack_protect_set_si_media,
3977 stack_protect_set_di_media, stack_protect_test_si,
3978 stack_protect_test_si_media, stack_protect_test_di_media):
3981 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
3983 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
3985 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
3987 * tree.h (tree_expr_nonzero_p): Export.
3988 * fold-const.c (tree_expr_nonzero_p): Likewise.
3989 Return true for CALL_EXPRs that are alloca calls.
3990 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
3992 * tree-flow.h (expr_computes_nonzero): Remove.
3993 * tree-vrp.c (expr_computes_nonzero): Remove.
3994 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
3995 (extract_range_from_unary_expr): Likewise.
3996 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
3997 tree_expr_nonzero_p.
3999 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4001 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4002 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4003 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4004 All callers changed.
4005 (frame_related_constant_load): New arg "related" which controls
4006 setting of RTX_FRAME_RELATED_P. All callers changed.
4007 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4008 (bfin_expand_prologue): Add stack limit checking.
4009 * config/bfin/bfin.md (trapifcc): New pattern.
4011 * config/bfin/bfin.c: Include "langhooks.h".
4012 (def_builtin): Go through lang_hooks to call builtin_function.
4014 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4015 * config/bfin/predicates.md (symbol_ref_operand): New.
4016 (call_insn_operand): Delete. All callers changed to use
4017 register_no_elim_operand.
4018 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4020 (function_arg): Use it to generate the call's operand 2.
4021 (bfin_longcall_p): New function.
4022 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4023 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4024 determine if the address needs to be in a REG.
4025 (bfin_handle_longcall_attribute): New function.
4026 (bfin_attribute_table): Add "longcall" and "shortcall".
4027 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4028 (CUMULATIVE_ARGS): New member call_cookie.
4029 (PREDICATE_CODES): Add symbol_ref_operand.
4030 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4031 extra USE to the pattern.
4032 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4033 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4034 sibcall_value_insn; now the new patterns handle direct calls and the
4035 old ones indirect calls.
4036 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4038 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4040 * doc/trouble.texi: Update section on handling of empty loops.
4042 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4044 * config.gcc: Remove support for sparc-*-openbsd*,
4045 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4047 * config.host: Remove support for i860-*-sysv4* as a host.
4048 * config/i860/*, config/ip2k/*, config/ns32k/*,
4049 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4050 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4051 mention obsolete ports.
4053 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4055 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4057 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4058 of frame_pointer_rtx.
4059 (sh_expand_epilogue): Likewise.
4060 (sh_set_return_address): Likewise.
4061 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4062 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4063 offsets from FRAME_POINTER_REGNUM.
4064 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4065 (sh_register_names): Add initializer for sfp.
4066 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4067 (VALID_REGISTER_P): Likewise.
4068 (FIRST_PSEUDO_REGISTER): Update.
4069 (DWARF_FRAME_REGISTERS): Define.
4070 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4071 (HARD_FRAME_POINTER_REGNUM): Define.
4072 (FRAME_POINTER_REGNUM): Redefine.
4073 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4074 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4075 from FRAME_POINTER_REGNUM.
4076 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4077 FRAME_POINTER_REGNUM.
4078 (REG_CLASS_CONTENTS): Add sfp.
4079 (REG_ALLOC_ORDER): Likewise.
4080 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4081 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4082 of frame_pointer_rtx.
4083 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4085 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4087 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4088 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4089 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4091 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4094 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4096 Make CONSTRUCTOR use VEC to store initializers.
4097 * c-common.c (complete_array_type): Update to cope with VEC in
4099 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4100 (pp_c_constructor_elts): New function.
4101 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4102 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4103 struct constructor_stack, struct initializer_stack,
4104 constructor_elements, push_init_level, pop_init_level,
4105 add_pending_init, find_init_member, output_init_element): Update to
4106 cope with VEC in CONSTRUCTOR_ELTS.
4107 * coverage.c (build_fn_info_value, build_ctr_info_value,
4108 build_gcov_info): Likewise.
4109 * expr.c (categorize_ctor_elements_1, store_constructor,
4110 expand_expr_real_1): Likewise.
4111 * fold-const.c (fold_ternary): Likewise.
4112 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4113 gimplify_init_constructor, gimplify_expr): Likewise.
4114 * tree-dump.c (dequeue_and_dump): Likewise.
4115 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4117 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4119 * tree-sra.c (generate_element_init_1): Likewise.
4120 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4121 * tree-ssa-operands.c (get_expr_operands): Likewise.
4122 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4123 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4124 (get_initial_def_for_reduction): Likewise.
4125 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4126 value handle in annotations.
4127 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4128 tree_node_structure): Add support for constr_kind.
4129 (build_vector_from_ctor, build_constructor_single,
4130 build_constructor_from_list): New functions.
4131 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4132 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4133 Update to cope with VEC in CONSTRUCTOR_ELTS.
4134 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4135 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4136 CONSTRUCTOR_APPEND_ELT): New macros.
4137 (struct constructor_elt, struct tree_constructor): New data types.
4138 (union tree_node): Add tree_constructor field.
4139 * treestruct.def: Define TS_CONSTRUCTOR.
4140 * varasm.c (const_hash_1, compare_constant, copy_constant,
4141 compute_reloc_for_constant, output_addressed_constants,
4142 initializer_constant_valid_p, output_constant,
4143 array_size_for_constructor, output_constructor): Update to cope with
4144 VEC in CONSTRUCTOR_ELTS.
4145 * vec.h (VEC_empty, VEC_copy): New macros.
4147 2005-07-19 Devang Patel <dpatel@apple.com>
4149 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4151 2005-07-19 Richard Henderson <rth@redhat.com>
4154 * gimplify.c (gimplify_expr): Use main variant type for the temp
4155 destination for a discarded volatile read.
4156 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4157 casts between non-void types that change volatility.
4159 2005-07-15 DJ Delorie <dj@redhat.com>
4161 * toplev.h: Add comment about the first parameter for warning().
4162 * errors.h: Likewise.
4164 * c.opt (Wpragmas): New.
4165 * doc/invoke.texi: Document it.
4167 * function.c (do_warn_unused_parameter): Add warning control to
4169 * c-decl.c (warn_if_shadowing): Likewise.
4170 * c-lex.c (cb_def_pragma): Likewise.
4171 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4172 (pop_alignment): Likewise.
4173 (handle_pragma_pack): Likewise.
4174 (apply_pragma_weak): Likewise.
4175 (handle_pragma_weak): Likewise.
4176 (handle_pragma_redefine_extname): Likewise.
4177 (add_to_renaming_pragma_list): Likewise.
4178 (handle_pragma_extern_prefix): Likewise.
4179 (maybe_apply_renaming_pragma): Likewise.
4180 (handle_pragma_visibility): Likewise.
4182 * config/c4x/c4x-c.c (BAD): Likewise.
4183 (c4x_parse_pragma): Likewise.
4184 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4185 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4186 (rs6000_pragma_longcall): Likewise.
4187 * config/v850/v850-c.c (pop_data_area): Likewise.
4188 (ghs_pragma_section): Likewise.
4189 (ghs_pragma_section): Likewise.
4190 (ghs_pragma_interrupt): Likewise.
4191 (ghs_pragma_starttda): Likewise.
4192 (ghs_pragma_startsda): Likewise.
4193 (ghs_pragma_startzda): Likewise.
4194 (ghs_pragma_endtda): Likewise.
4195 (ghs_pragma_endsda): Likewise.
4196 (ghs_pragma_endzda): Likewise.
4198 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4199 Kenneth Zadeck <zadeck@naturalbridge.com>
4201 * Makefile.in: Removed tree-promote-statics.c
4202 * tree-promote-statics.c: Removed.
4203 * common.opt: Removed flag-promote-statics.
4205 * passes.c: Removed tree-promote-statics pass.
4206 * tree-pass.h: Ditto.
4207 * timevar.def: Removed TV_PROMOTE_STATICS.
4210 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4212 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4214 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4216 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4219 * c-common.c (check_function_arguments): Call
4220 'check_function_format' if either -Wformat or
4221 -Wmissing-format-attribute are specified.
4222 * c-format.c (check_function_format): Check -Wformat before
4223 calling 'check_format_info'.
4224 * c-opts.c (c_common_post_options): Don't warn for
4225 -Wmissing-format-attribute without -Wformat.
4226 * c-typeck.c (convert_for_assignment): Detect additional cases for
4227 -Wmissing-format-attribute.
4228 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4231 2005-07-19 Richard Guenther <rguenther@suse.de>
4233 * config/i386/i386.md (lrint<mode>2): Use temporary
4234 instead of clobbering non-existent memory.
4236 2005-07-19 Nick Clifton <nickc@redhat.com>
4238 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4239 statement to avoid displaying ASCII control characters.
4241 2005-07-19 Ben Elliston <bje@au.ibm.com>
4243 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4244 * cfganal.c (find_edge_index): Ditto.
4245 * combine.c (combine_instructions): Ditto.
4246 * ddg.c (create_scc): Ditto.
4247 (find_successors): Ditto.
4248 (find_predecessors): Ditto.
4249 (find_nodes_on_paths): Ditto.
4250 (longest_simple_path): Ditto.
4251 * flow.c (update_life_info): Ditto.
4252 (count_or_remove_death_notes): Ditto.
4253 (clear_log_links): Ditto.
4254 * modulo-sched.c (generate_reg_moves): Ditto.
4255 (find_max_asap): Ditto.
4256 (find_max_hv_min_mob): Ditto.
4257 (find_max_dv_min_mob): Ditto.
4258 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4259 * sched-rgn.c (extract_edgelst): Ditto.
4260 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4261 (dump_update_ssa): Ditto.
4262 (ssa_names_to_replace) Ditto.
4263 (switch_virtuals_to_full_rewrite): Ditto.
4264 (update_ssa): Ditto.
4265 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4267 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4269 Fix PR tree-optimization/22483
4271 * tree-complex.c (create_components): Use
4272 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4273 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4274 * tree-flow.h (safe_referenced_var_iterator): New structure.
4275 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4276 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4277 safe_referenced_var iterator.
4278 (add_type_alias): Ditto.
4280 2005-07-19 Steven Bosscher <stevenb@suse.de>
4282 * loop-init.c (rest_of_handle_loop2): Remove.
4283 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4284 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4285 (pass_rtl_loop_init, pass_rtl_loop_done,
4286 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4287 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4288 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4289 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4290 pass_tree_loop_done, and pass_tree_unswitch.
4291 (gate_loop): Rename to gate_tree_loop.
4292 * passes.c (init_optimization_passes): Update for renamed tree
4293 loop passes. Add the new loop2 passes as subpasses of loop2.
4294 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4295 Update for the renamed tree loop passes.
4297 2005-07-18 Ian Lance Taylor <ian@airs.com>
4300 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4301 blocks when optimizing.
4303 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4305 * common.opt (frename-registers): Initialize to 2.
4307 (fgcse-after-reload): Ditto.
4308 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4309 (process_options): Only change flag_web, flag_rename_registers,
4310 and flag_rerun_cse_after_loop if not explicitly set by user.
4312 2005-07-18 Jan Beulich <jbeulich@novell.com>
4314 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4315 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4316 in 64-bit mode the same as DImode in 32-bit mode.
4317 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4318 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4319 mode. Add new mode parameter.
4320 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4321 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4322 x86_64_shift_adj): New expanders.
4323 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4324 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4326 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4327 DImode shift splitters.
4328 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4329 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4332 2005-07-18 Jan Beulich <jbeulich@novell.com>
4334 * i386.md (movdi_extzv_1): New.
4335 (zero_extendhidi2): Combine alternatives and never force use of
4337 (zero_extendqidi2): Likewise. Don't restrict input selection.
4339 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4341 Fix PR tree-optimization/22531
4342 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4345 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4347 * tree-promote-statics.c (pass_promote_statics): Change dump file
4350 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4352 * tree-optimize.c (init_tree_optimization_passes): Add
4353 pass_eliminate_useless_stores pass.
4354 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4355 * tree-ssa-pre.c (is_copy_stmt): New function.
4356 (follow_copies_till_vuse): Ditto.
4357 (do_eustores): Ditto.
4358 (gate_eustores): Ditto.
4360 2005-07-16 Richard Henderson <rth@redhat.com>
4362 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4364 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4365 Kenneth Zadeck <zadeck@naturalbridge.com>
4367 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4368 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4369 ipa-type-escape.h, tree-promote-statics.c
4370 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4371 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4372 tree-promote-statics.c: new files.
4373 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4374 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4375 int nonlocal_set_p, mark_constant_function): Deleted.
4376 (rest_of_handle_cfg): Removed call to mark_constant_function.
4377 (nonoverlapping_component_refs_p): Added calls to support
4378 type based aliasing.
4379 * tree-ssa-alias.c (may_alias_p,
4380 compute_flow_insensitive_aliasing): Ditto.
4381 * calls.c (flags_from_decl_or_type): Removed reference to
4383 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4384 too many arguments. This is necessary for Spec 2000.
4385 * cgraph.h (const_function, pure_function): Removed.
4386 * common.opt: Added "fipa-pure-const", "fipa-reference",
4387 "fipa-type-escape", and "ftree-promote-static".
4389 * passes.c: Added ipa and tree-promote-statics passes.
4390 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4391 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4392 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4393 * tree-flow.h: Added exposed sra calls and addition of
4394 reference_vars_info field for FUNCTION_DECLS.
4395 * tree-pass.h: Added passes.
4396 * tree-sra.c: (sra_init_cache): New function.
4397 (sra_insert_before, sra_insert_after) Made public.
4398 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4400 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4401 aliasing. (may_alias_p): Added code to use type escape analysis to
4403 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4404 code to prune clobbers of static variables based on information
4405 produced in ipa-reference pass. Changed call clobbering so that
4406 statics are not marked as clobbered if the call does not clobber
4409 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4411 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4414 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4416 * doc/install.texi (*-*-solaris2*): Document recommended version
4417 of GNU binutils and mention GNU linker problem on Solaris 10.
4419 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4422 * c-decl.c (c_build_bitfield_integer_type): New function.
4423 (finish_struct): Call it.
4424 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4426 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4428 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4431 2005-07-16 Jan Hubicka <jh@suse.cz>
4433 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4434 (scale_bbs_frequencies_int): Watch roundoff errors.
4435 * predict.c (return_prediction): Initialize return_stmt.
4437 2005-07-16 Jan Hubicka <jh@suse.cz>
4439 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4440 after RTL profiling.
4442 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4445 * fold-const.c (build_range_check): Convert high/low to etype
4446 if we are only comparing against exp.
4448 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4450 Fix PR tree-optimization/22376
4451 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4453 (need_to_solve): New function.
4454 (compute_points_to_sets): Use it.
4456 2005-07-15 Jan Hubicka <jh@suse.cz>
4458 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4459 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4461 2005-07-15 Richard Guenther <rguenther@suse.de>
4463 * c-common.c (handle_flatten_attribute): New function.
4464 Add flatten function attribute.
4465 * doc/extend.texi: Document flatten function attribute.
4466 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4467 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4469 (cgraph_decide_inlining): Handle functions with flatten
4472 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4474 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4475 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4476 UNSPEC_XCHG, UNSPEC_AND): New.
4477 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4478 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4479 * config/rs6000/sync.md (FETCHOP): New code macro.
4480 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4482 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4483 (sync_compare_and_swap<mode>): Same.
4484 (sync_lock_test_and_set<mode>): Same.
4485 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4486 for QImode and HImode, and not PPC405.
4487 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4488 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4489 (sync_<fetchop>{si,di}_internal): New.
4490 (sync_nand{si,di}_internal): New.
4491 (sync_old_<fetchop>{si,di}_internal): New.
4492 (sync_old_nand{si,di}_internal): New
4493 (sync_new_<fetchop>{si,di}_internal): New.
4494 (sync_new_nand{si,di}_internal): New.
4495 (atomic_and{si,di}): New.
4496 (sync_new_nand{si,di}_internal): New.
4497 (atomic_and{si,di}): New.
4498 (sync_add<mode>_internal): Delete.
4499 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4500 (sync_sub<mode>_internal): Delte.
4501 (sync_subshort_internal): New.
4502 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4503 (sync_anddi_internal): Delete.
4504 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4505 (sync_booldi_internal): Delete.
4506 (sync_boolc<mode>_internal): Delete.
4507 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4508 (sync_boolc<mode>_internal2): Delete.
4509 (sync_boolcc<mode>_internal): Delete.
4510 (isync, lwsync): Use unspec instead of unspec_volatile.
4511 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4512 Revert UNSPEC_VOLATILE.
4513 (rs6000_split_atomic_op): New.
4514 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4516 2005-07-14 Eric Christopher <echristo@redhat.com>
4518 * config/mips/mips.c (mips_canonicalize_comparison): Cast
4519 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4521 2005-07-14 Eric Christopher <echristo@redhat.com>
4523 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4525 2005-07-14 Steven Bosscher <stevenb@suse.de>
4527 PR tree-optimization/22230
4528 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4529 the computation of the four cross productions for "range op range".
4531 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
4532 Ulrich Weigand <uweigand@de.ibm.com>
4535 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4538 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4540 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4542 2005-07-14 Steve Ellcey <sje@cup.hp.com>
4544 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4546 2005-07-14 Richard Guenther <rguenther@suse.de>
4549 * config/i386/i386-protos.h (ix86_function_value): Change
4550 prototype to match new target hook.
4551 * config/i386/i386.c (ix86_value_regno): Change prototype
4552 to take extra type argument.
4553 (TARGET_FUNCTION_VALUE): Define.
4554 (ix86_function_ok_for_sibcall): Pass extra argument to
4555 ix86_value_regno, check return slot rtx for exact match.
4556 (ix86_function_value): Take extra parameter. Dispatch to
4557 ix86_value_regno with fndecl/fntype as provided.
4558 (ix86_value_regno): Handle extra type argument.
4559 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4561 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4562 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4563 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4564 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4565 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4567 2005-07-14 Richard Guenther <rguenther@suse.de>
4569 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4570 * calls.c (expand_call): Pass fntype to hard_function_value.
4571 (emit_library_call_value_1): Likewise.
4572 * explow.c: Include target.h.
4573 (hard_function_value): Take extra argument, the fntype.
4574 Use new target hook for function_value.
4575 * expr.h (hard_function_value): Change prototype.
4576 * function.c (aggregate_value_p): Pass 0 as fntype to
4577 hard_function_value.
4578 (assign_parms): Use new target hook for function_value.
4579 Pass 0 as fntype to hard_function_value.
4580 (expand_function_end): Likewise.
4581 * reg-stack.c: Include target.h.
4582 (stack_result): Use new target hook for function_value.
4583 * target-def.h: New target hook function_value.
4584 * target.h: Likewise.
4585 * targhooks.c (default_function_value): New function.
4586 * targhooks.h (default_function_value): Declare.
4588 2005-07-13 Ian Lance Taylor <ian@airs.com>
4590 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4592 2005-07-14 Jan Hubicka <jh@suse.cz>
4594 * tree-dfa.c (dump_variable): Use default_def function.
4595 * tree-ssa-alias.c (dump_points_to_info): Likewise.
4596 * tree-ssa.c (verify_use): Likewise.
4597 * tree-ssanames.c (release_ssa_name): Likewise.
4598 * tree-tailcall.c (eliminate_tail_call): Likewise.
4599 (tree_optimize_tail_calls_1): Likewise.
4600 * tree-vrp.c (get_value_range): Likewise.
4602 2005-07-14 Ben Elliston <bje@au.ibm.com>
4604 * gcc.c (main): Compare language[0] with '*' when iterating over
4607 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4609 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4610 "s390_emit_compare". Add handling of CCZ1mode.
4611 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4612 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4614 (s390_branch_condition_mask): Add CCZ1mode handling.
4615 * config/s390/s390.md: ("seq", "*seq"): New pattern.
4616 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4617 Use CCZ1mode instead of CCZmode.
4618 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
4620 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4622 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4624 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4626 2005-07-13 Eric Christopher <echristo@redhat.com>
4628 * config/mips/mips.c (mips_canonicalize_comparison): New.
4629 (mips_emit_int_relational): Use.
4631 2005-07-13 Eric Christopher <echristo@redhat.com>
4633 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4635 * config/s390/s390.md: Include tpf.md. Move tpf specific
4637 * config/s390/tpf.md: To here.
4638 * config/s390/s390.opt: Move tpf specific options...
4639 * config/s390/tpf.opt: to here. Add mmain option.
4640 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4641 * config/s390/tpf.h: Rewrite.
4643 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4645 * doc/tm.texi: Remove @xref{Cross-profiling}.
4647 2005-07-13 Jeff Law <law@redhat.com>
4649 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4650 expressions, test their _DECL operands for pointer equality rather
4651 than using operand_equal_p.
4653 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4655 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4656 (TARGET_POSIX_IO): This.
4657 * config/darwin.h: Likewise.
4658 * config/freebsd.h: Likewise.
4659 * config/linux.h: Likewise.
4660 * config/lynx.h: Likewise.
4661 * config/netbsd.h: Likewise.
4662 * config/rs6000/linux64.h: Likewise.
4663 * config/rs6000/linux.h: Likewise.
4664 * config/s390/tpf.h: Likewise.
4665 * config/sh/embed-elf.h: Likewise.
4666 * config/sparc/linux64.h: Likewise.
4667 * config/sparc/linux.h: Likewise.
4668 * config/svr4.h: Likewise.
4669 * gcov-io.h: Likewise.
4671 * doc/tm.texi: Updated.
4673 * libgcov.c (create_file_directory): Defined only if
4674 TARGET_POSIX_IO is defined.
4675 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4678 2005-07-13 Jan Hubicka <jh@suse.cz>
4680 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4682 2005-07-13 David Edelsohn <edelsohn@gnu.org>
4684 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4685 structure as argument.
4687 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
4689 PR tree-optimization/21921
4690 * tree-iterator.c (tsi_link_before): Support the case when
4691 tsi_end_p (tsi) == true.
4693 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4695 PR tree-optimization/22442
4696 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4699 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4701 PR rtl-optimization/20376
4702 * toplev.c (process_options): Enable -fweb and -frename-registers when
4704 * doc/invoke.texi: Update the information about when -fweb and
4705 -frename-registers are enabled.
4707 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4710 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4711 if *rhs_p is not a SSA_NAME.
4713 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
4715 Fix PR tree-optimization/22422
4716 * tree-ssa-structalias.c (struct variable_info): Add flag for
4718 (get_varinfo): Now a static function.
4719 (new_varinfo): init has_union and is_special_var to false.
4720 (solution_set_add): Check has_union.
4721 (do_da_constraint): Move temporary variable so it gets reset
4723 Also check for special variable.
4724 (do_ds_constraint): Ditto.
4725 (do_sd_constraint): Ditto.
4726 (do_structure_copy): Check for special variable.
4727 (find_func_aliases): Ditto.
4728 (init_base_vars): Set special vars properly.
4730 2005-07-13 Jan Hubicka <jh@suse.cz>
4732 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
4735 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
4736 (get_expr_operands): Fix thinko wrt flags and subvars.
4738 PR tree-optimize/22379
4739 * tree-inline.c (expand_call_inline): Do not output sorry in early
4742 2005-07-12 Dale Johannesen <dalej@apple.com>
4744 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
4746 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4749 * host-linux.h: Include limits.h.
4751 2005-07-12 Dale Johannesen <dalej@apple.com>
4753 * expr.c (compress_float_constant): Add cost check.
4754 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
4756 2005-07-12 Dale Johannesen <dalej@apple.com>
4758 * gcc.target/i386/compress-float-sse.c: New.
4759 * gcc.target/i386/compress-float-sse-pic.c: New.
4760 * gcc.target/i386/compress-float-387.c: New.
4761 * gcc.target/i386/compress-float-387-pic.c: New.
4762 * gcc.dg/compress-float-ppc.c: New.
4763 * gcc.dg/compress-float-ppc-pic.c: New.
4765 2005-07-12 Eric Christopher <echristo@redhat.com>
4767 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4769 * config/s390/s390.md: Include tpf.md. Move tpf specific
4771 * config/s390/tpf.md: To here.
4772 * config/s390/s390.opt: Move tpf specific options...
4773 * config/s390/tpf.opt: to here. Add mmain option.
4774 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4775 * config/s390/tpf.h: Rewrite.
4777 2005-07-12 Eric Christopher <echristo@redhat.com>
4779 * gcc.c (struct infile): Update comment for language.
4780 (main): Rewrite input file resetting code.
4782 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4785 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
4786 requiring a cast in a non RHS of modify_expr. Add a cast when required.
4787 (lookup_avail_expr): Use constant_boolean_node instead
4788 of boolean_false_node/boolean_true_node.
4790 2005-07-12 Ben Elliston <bje@au.ibm.com>
4792 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
4793 and use it when printing num_edges.
4795 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
4797 * doc/extend.texi (Blackfin Built-in Functions): New section.
4798 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
4801 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
4803 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
4804 s/cmpstrsi/cmpstrnsi
4805 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
4807 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
4808 (init_optabs): Initialize cmpstrn_optab.
4809 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
4810 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
4811 * expr.c: (enum insn_code cmpstrn_optab): Declare.
4812 * config/i386/i386.md: s/cmpstr/cmpstrn
4813 * config/c4x/c4x.md: s/cmpstr/cmpstrn
4814 * doc/md.texi: Update documentation.
4816 2005-07-11 Richard Henderson <rth@redhat.com>
4818 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
4819 build_va_arg_indirect_ref.
4820 (alpha_gimplify_va_arg): Likewise.
4821 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
4822 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4823 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
4824 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4825 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4826 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
4828 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4830 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4832 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4833 * passes.c (init_optimization_passes): Add pass_empty_loop.
4834 * tree-pass.h (pass_empty_loop): Declare.
4835 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4836 try_remove_empty_loop, remove_empty_loops): New functions.
4837 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4838 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4840 2005-07-12 Peter Barada <peter@the-baradas.com>
4844 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4845 in address registers.
4846 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4847 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4848 alternative of addsi3_5200.
4850 2005-07-11 Ian Lance Taylor <ian@airs.com>
4852 * config/mips/mips.md (ffs<mode>2): Remove.
4854 2005-07-11 Ian Lance Taylor <ian@airs.com>
4856 * doc/tree-ssa.texi (Cleanups): Improve description of
4858 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
4860 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4862 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
4863 * tree.h (DECL_ARGUMENT_FLD): New macro.
4865 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4867 Fix PR tree-optimization/22404
4869 * tree-ssa-structalias.c (create_variable_info_for): Use
4872 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
4874 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
4875 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
4876 for second comparison operand.
4877 * config/bfin/predicates.md (reg_or_const_int_operand): New.
4879 * config/bfin/bfin.md (define_attr "type"): Add "sync".
4880 (define_insn_reservation "alu"): Likewise.
4881 (csync, ssync): Now of type sync.
4882 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
4883 -mcsync-anomaly -mspecld-anomaly.
4884 * config/bfin/bfin.opt (mcsync): Remove.
4885 (mcsync-anomaly, mspecld-anomaly): Add.
4886 * config/bfin/bfin.c: Include "insn-codes.h".
4887 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
4888 (TARGET_DEFAULT_TARGET_FLAGS): New.
4889 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
4891 2005-07-11 Steven Bosscher <stevenb@suse.de>
4893 * basic-block.h: Give the BB flags enum a name, bb_flags.
4894 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
4895 * cfgcleanup.c (enum bb_flags): Remove here.
4896 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
4897 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
4898 (update_forwarder_flag): Likewise.
4899 (thread_jump): Likewise.
4900 (try_forward_edges): Likewise.
4901 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
4902 forwarder flags. Don't clear bb->aux for all basic blocks. Only
4903 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
4905 2005-07-11 Richard Guenther <rguenther@suse.de>
4907 * config/i386/i386.opt: New target option -msseregparm.
4908 * config/i386/i386.c (override_options): Error out for
4909 -msseregparm but no SSE support.
4910 (ix86_function_sseregparm): Check for global sseregparm.
4911 * doc/invoke.texi: Document -msseregparm.
4913 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4915 * config.gcc (m32r-*-linux*): Use the default extra_parts.
4916 (m32rle-*-linux*): Ditto.
4918 2005-07-11 Jakub Jelinek <jakub@redhat.com>
4920 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
4921 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
4924 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4928 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
4929 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
4931 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
4933 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
4934 (varmap): Heapify varmap.
4935 (constraints): Heapify constraints.
4936 (struct constraint_graph): Heapify succs and preds.
4937 (constraint_vec_find): Update for heapification.
4938 (constraint_set_union): Ditto.
4939 (insert_into_complex): Ditto.
4940 (constraint_edge_vec_find): Ditto.
4941 (erase_graph_self_edge): Ditto.
4942 (add_graph_edge): Ditto.
4943 (get_graph_weights): Ditto.
4944 (merge_graph_nodes): Ditto.
4945 (build_constraint_graph): Ditto.
4946 (topo_visit): Ditto.
4947 (solve_graph): Ditto.
4948 (create_variable_info_for): Ditto.
4949 (init_base_vars): Ditto.
4950 (delete_points_to_sets): Free graph, varmap, and complex constraints.
4951 (condese_varmap_nodes): Free complex vector.
4952 (clear_edges_for_node): Clear succs and preds vector.
4954 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4956 * tree-ssa-structalias.c (update_alias_info): Change counting of
4957 references to not include vdefs.
4959 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4961 * tree-ssa-alias.c (free_used_part_map): Add missing free.
4964 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4966 * pa.c (pa_commutative_p): Make PLUS commutative when
4967 TARGET_NO_SPACE_REGS is true.
4969 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4971 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
4972 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
4973 * tree-dfa.c (dump_subvars_for): New.
4974 (debug_subvars_for): New.
4975 (dump_variable): Show subvariables if VAR has them.
4976 * tree-flow-inline.h (get_subvar_at): New.
4977 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
4978 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
4980 (struct subvar): Change fields offset and size to unsigned
4982 (dump_subvars_for): Declare.
4983 (debug_subvars_for): Declare.
4984 (get_subvar_at): Declare.
4985 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
4986 to unsigned HOST_WIDE_INT *.
4987 (overlap_subvar): Likewise.
4988 * tree-gimple.c (is_gimple_reg): Always return false for
4989 SFTs and memory tags.
4990 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
4992 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
4993 (compute_may_aliases): Call compute_points_to_sets.
4994 (collect_points_to_info_for): Remove.
4995 (compute_points_to_and_addr_escape): Remove.
4996 (delete_alias_info): Call delete_points_to_sets.
4997 (compute_flow_sensitive_aliasing): If the call to
4998 find_what_p_points_to returns false, call set_pt_anything.
4999 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5000 (set_pt_anything): Clear pi->pt_vars.
5001 (set_pt_malloc): Remove.
5002 (merge_pointed_to_info): Remove.
5003 (add_pointed_to_expr): Remove.
5004 (add_pointed_to_var): Remove.
5005 (collect_points_to_info_r): Remove.
5006 (is_escape_site): Make extern.
5008 (create_overlap_variables_for): Call it.
5009 * tree-ssa-copy.c (merge_alias_info): Never merge
5010 flow-sensitive alias information.
5011 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5012 offset and size to be unsigned HOST_WIDE_INT.
5013 (add_to_addressable_set): Rename from note_addressable.
5014 Set TREE_ADDRESSABLE as the variables are added to the set.
5016 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5017 operands into VUSEs when adding V_MAY_DEFs for members in an
5019 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5020 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5021 (struct variable_info): Add bitfield is_heap_var.
5022 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5023 (new_var_info): Initialize is_heap_var.
5024 (get_constraint_for): Add HEAP variables to the symbol table.
5025 Mark them with is_heap_var.
5026 (update_alias_info): New. Taken mostly from the old
5027 compute_points_to_and_addr_escape.
5028 (handle_ptr_arith): New.
5029 (find_func_aliases): Call update_alias_info.
5030 Call handle_ptr_info for tcc_binary expressions.
5031 Call mark_stmt_modified.
5032 (create_variable_info_for): If DECL has subvars, do not create
5033 variables for its subvars. Always add all the fields.
5034 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5035 SFTs, then add all the SFTs of the structure.
5036 If VI->DECL is an aggregate with subvariables, add the SFT at
5038 (find_what_p_points_to): If VI is an artificial variable,
5039 translate to bitfields in SSA_NAME_PTR_INFO.
5040 If the solution is empty, set pi->pt_vars to NULL
5041 (init_base_vars): Create ANYOFFSET.
5042 (compute_points_to_sets): Rename from create_alias_vars.
5044 (pass_build_pta): Remove.
5045 (delete_points_to_sets): Rename from delete_alias_vars.
5046 (pass_del_pta): Remove.
5047 * tree-ssa-structalias.h (struct alias_info): Move from
5049 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5050 NUM_REFERENCES_SET): Likewise.
5051 (compute_points_to_sets, delete_points_to_sets): Declare.
5053 2005-07-09 Richard Henderson <rth@redhat.com>
5055 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5056 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5057 alpha_split_lock_test_and_set_12): New functions.
5058 * config/alpha/alpha-protos.h: Update.
5059 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5060 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5061 * config/alpha/sync.md (I12MODE): New.
5062 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5063 (sync_<fetchop_name><I48MODE>): Likewise.
5064 (sync_nand<I48MODE>): Likewise.
5065 (sync_old_<fetchop_name><I48MODE>): Likewise.
5066 (sync_new_<fetchop_name><I48MODE>): Likewise.
5067 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5068 (sync_compare_and_swap<I48MODE>): Likewise.
5069 (sync_lock_test_and_set<I48MODE>): Likewise.
5070 (sync_compare_and_swap<I12MODE>): New.
5071 (sync_compare_and_swap<I12MODE>_1): New.
5072 (sync_lock_test_and_set<I12MODE>): New.
5073 (sync_lock_test_and_set<I12MODE>_1): New.
5075 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5079 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5081 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5083 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5084 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5086 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5089 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5091 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5093 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5094 memory_operand constraint.
5095 (store_conditional_<mode>): Same.
5096 (sync_compare_and_swap<mode>): Same.
5097 (sync_lock_test_and_set<mode>): Same.
5099 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5101 Rewrite PIC support to more closely model actual instructions.
5102 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5103 (cris_symbol): Remove prototypes for removed functions.
5104 (cris_pic_symbol_type_of, cris_valid_pic_const)
5105 (cris_expand_pic_call_address): Prototypes for new functions.
5106 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5108 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5110 <case ':'>: Add case for new punctuation character.
5111 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5112 emitting (extra) PIC modifier.
5113 <case UNSPEC>: Do not assert for PLT.
5114 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5115 (cris_expand_prologue, cris_expand_epilogue): Check
5116 for pic_offset_table_rtx usage instead of taking
5117 current_function_uses_pic_offset_table as the final word.
5118 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5119 Remove flag_pic difference.
5120 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5121 the moral equivalents of...
5122 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5124 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5125 (cris_handle_option): Mark ARG as unused.
5126 (cris_expand_pic_call_address): New worker function for "call",
5128 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5129 output PIC constructs here.
5130 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5131 as symbol-specific modifers, not whole or part of operands.
5132 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5133 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5134 constants and flag_pic.
5135 (CONSTANT_INDEX_P): Adjust for new functions.
5136 (enum cris_pic_symbol_type): New helper type.
5137 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5138 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5139 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5141 ("movsi"): Emit actual instructions for GOT and relative access.
5142 ("*movsi_got_load"): New pattern to set up the register holding
5144 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5145 Adjust FIXME for 'S'.
5146 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5147 Use "movs" for -fpic cases.
5148 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5149 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5150 ("call", "call_value"): Just call cris_expand_pic_call_address for
5152 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5153 Remove special pattern.
5154 ("*expanded_call_side", "*expanded_call_value_side"): New
5156 (gotplt-to-plt, gotplt-to-plt-side-call)
5157 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5159 * config/cris/cris/predicates.md
5160 ("cris_general_operand_or_gotless_symbol"): Remove unused
5162 ("cris_general_operand_or_symbol"): Adjust for new functions.
5164 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5166 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5168 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5170 * Makefile.in (TREE_H): Add treestruct.def.
5171 (c-decl.o): Add pointer-set.h
5172 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5173 visibility on regular DECL's.
5174 (merge_decls): Fix the copying of decl nodes of various types for
5175 the new structures. Don't update RTL, section name, weak status,
5176 etc, on DECL's without RTL.
5177 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5178 Don't check volatile on non-variable types.
5179 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5180 to check whether we have seen arguments.
5181 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5182 flag is checked before field (flag is common, field is not).
5183 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5184 TS_DECL_COMMON could have an origin.
5185 (add_location_or_const_value_attribute): Don't check section name
5186 on non-var/function decls.
5187 (dwarf2out_var_location): Reverse order of tests.
5188 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5189 with DECL_WRTL_CHECK.
5190 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5191 * fold-const.c (fold_binary): Don't check weakness on
5192 non-var/function decls.
5193 (tree_expr_nonzero_p): Ditto.
5194 (fold_checksum_tree): Use tree_decl_extra as sizeof
5196 * ggc-page.c (extra_order_size_table): Add sizes for
5197 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5199 * gimplify.c (gimplify_bind_expr): Only set
5200 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5201 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5203 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5204 * langhooks.h (init_ts). New langhook.
5205 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5206 * print-tree.c (print_node): Update to only print fields that
5207 exist in the structures the passed decl has.
5208 * toplev.c (wrapup_global_declarations): Don't reset
5209 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5210 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5211 * tree-inline.c (remap_decl): Ditto.
5212 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5213 * tree-pretty-print.c (print_declaration): Don't print
5214 DECL_REGISTER on things that don't contain it.
5215 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5216 non-var/function decls.
5217 * tree.c (tree_contains_struct): New structure.
5218 (init_priority_for_decl): New hashtable.
5219 (tree_int_map): New structure.
5220 (tree_int_map_eq): New function.
5221 (tree_int_map_marked_p): Ditto.
5222 (tree_int_map_hash): Ditto.
5223 (tree_map): Move to tree.h.
5224 (tree_map_eq): Externalize.
5225 (tree_map_hash): Ditto.
5226 (tree_map_marked_p): Ditto.
5227 (init_ttree): Set up tree_contains_struct and call langhook.
5228 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5229 (tree_code_size): Update for new structures.
5230 (tree_node_structure): Update for new structures.
5231 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5233 (copy_node_stat): Copy init priority.
5234 (build_decl_stat): Ditto for visibility.
5235 (ts_enum_names): New.
5236 (tree_contains_struct_check_failed): New function.
5237 (decl_init_priority_lookup): Ditto.
5238 (decl_init_priority_insert): Ditto.
5239 * treestruct.def: New file.
5240 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5241 (CONTAINS_STRUCT_CHECK): Ditto.
5242 (tree_contains_struct_check_failed): New prototype.
5243 (DECL_CHECK): Removed.
5244 (DECL_MINIMAL_CHECK): New.
5245 (DECL_COMMON_CHECK): Ditto.
5246 (DECL_WRTL_CHECK): Ditto.
5247 (DECL_NON_COMMON_CHECK): Ditto.
5248 (DECL_WITH_VIS_CHECK): Ditto.
5249 (VAR_OR_FUNCTION_DECL_P): Ditto
5250 (struct tree_decl_minimal): New structure.
5251 (struct tree_decl_common): Ditto.
5252 (struct tree_decl_with_rtl): Ditto.
5253 (struct tree_decl_with_vis): Ditto.
5254 (struct tree_decl_non_common): Ditto.
5255 (struct tree_field_decl): Ditto.
5256 (struct tree_parm_decl): Ditto.
5257 (struct tree_var_decl): Ditto.
5258 (struct tree_function_decl): Ditto.
5259 (struct tree_const_decl): Ditto.
5260 (struct tree_result_decl): Ditto.
5261 (union tree_node): Add new structures.
5262 * var-tracking.c (track_expr_p): Reverse order of tests.
5264 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5266 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5268 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5269 * system.h: Poison FINALIZE_PIC.
5270 * doc/tm.texi (FINALIZE_PIC): Remove.
5272 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5275 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5276 to the correct type if we have a MODIFY_EXPR.
5278 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5280 PR tree-optimization/22360
5281 * tree.c (upper_bound_in_type): Fix calculations for casting
5282 to a non-wider signed type and casting a signed value to a
5283 wider unsigned type.
5284 (lower_bound_in_type): Fix calculations for casting to a
5285 non-wider signed type.
5287 PR tree-optimization/20139
5288 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5290 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5291 fold_cond_expr_cond.
5292 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5293 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5295 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5298 * tree-complex.c (expand_complex_libcall): Produce
5299 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5301 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5303 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5304 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5305 b" assert and inserted fastpath code for this case.
5306 (bitmap_ior): Removed "a != b" assert.
5308 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5310 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5311 (ENDFILE_SPEC): Likewise.
5312 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5314 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5315 a large stack frame at epilogue.
5317 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5319 * final.c: Include sdbout.h when required.
5321 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5323 * config.gcc (*-*-darwin*): Only one target-specific header file
5325 (powerpc-*-darwin*): Add version-specific header files.
5326 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5327 * config.in: Regenerate.
5328 * configure: Regenerate.
5329 * gcc.c: Include xregex.h.
5330 (version_compare_spec_function): New.
5331 (spec_function): Add version-compare.
5332 (replace_outfile_spec_function): Reformat comment.
5333 (compare_version_strings): New.
5334 * config/darwin-c.c (version_as_macro): New.
5335 (builtin_define): New.
5336 (darwin_cpp_builtins): New.
5337 * config/darwin-protos.h (darwin_cpp_builtins): New.
5338 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5339 (LIB_SPEC): Make unconditional, update comment.
5340 (TARGET_C99_FUNCTIONS): Define.
5341 * config/darwin.opt: Sort.
5342 (mmacosx-version-min=): New.
5343 * config/darwin7.h: Delete.
5344 * config/darwin8.h: Delete.
5345 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5346 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5347 (TARGET_C99_FUNCTIONS): Define.
5348 * config/rs6000/darwin7.h: New.
5349 * config/rs6000/darwin8.h: New.
5350 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5351 (-mmacosx-version-min): Document.
5353 2005-07-07 Ian Lance Taylor <ian@airs.com>
5355 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5357 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5360 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5362 2005-07-07 Khem Raj <kraj@mvista.com>
5364 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5365 in bytes, not words.
5367 2005-07-07 Paul Brook <paul@codesourcery.com>
5369 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5370 DEFAULT_FUNCTION_ARG_PADDING to upward.
5372 2005-07-07 Richard Henderson <rth@redhat.com>
5374 * function.c (locate_and_pad_parm): Record parameter alignment in
5375 stack_alignment_needed.
5377 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5379 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5380 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5381 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5382 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5383 (define_attr "type"): Add isync, sync, load_l, store_c.
5384 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5385 Create scratch volatile MEM.
5386 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5388 (load_locked_<mode>): New.
5389 (store_conditional_<mode>): New.
5390 (sync_compare_and_swap<mode>): Replace with splitter.
5391 (sync_lock_test_and_set<mode>): Replace with splitter.
5392 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5394 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5395 is ics. Attribute isync.
5396 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5398 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5399 and UNSPECV_SYNC_OP.
5400 (emit_unlikely_jump): New.
5401 (emit_load_locked): New.
5402 (emit_store_conditional): New.
5403 (rs6000_split_compare_and_swap): New.
5404 (rs6000_split_lock_test_and_set): New.
5405 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5406 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5407 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5408 rs6000_split_lock_test_and_set): Declare.
5409 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5410 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5411 store_c, isync, sync.
5413 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5415 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5416 filenames to gtyp-gen.h.
5417 (s-typ-gen): Use it in place of for loops.
5419 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5421 * hooks.c (hook_bool_rtx_int_false): New function.
5422 * hooks.h (hook_bool_rtx_int_false): Declare.
5423 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5424 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5425 * target.h (struct gcc_target): Add commutative_p member.
5426 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5427 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5428 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5429 (pa_commutative_p): New function.
5430 * jump.c (target.h): Include.
5431 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5432 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5434 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5436 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5437 (s390_expand_setmem): New.
5438 * config/s390/s390.c: Likewise.
5439 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5441 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5442 general_operand. Call new function "s390_expand_setmem".
5443 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5444 ("setmem_long", "*setmem_long"): ... this.
5446 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5448 * config/s390/s390.c: (optimization_options): Enable
5449 TARGET_MVCLE at -Os.
5450 * doc/invoke.texi: Document changes in default behaviour.
5451 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5453 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5455 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5456 defined by back-end.
5458 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5460 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5461 all sets in the pattern.
5462 * config/rs6000/rs6000.md (stack_protect_testsi,
5463 stack_protect_testdi): Likewise.
5465 2005-07-06 Jeff Law <law@redhat.com>
5467 * tree-vrp.c (simplify_using_ranges): Kill.
5468 (vrp_finalize): Remove call to simplify_using_ranges.
5469 (simplify_stmt_using_ranges): New function extracted from
5470 simplify_using_ranges.
5471 (simplify_div_or_mod_using_ranges): Likewise.
5472 (simplify_abs_using_ranges): Likewise.
5473 (simplify_cond_using_ranges): New function.
5474 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5475 * tree-ssa-propagate.c (substitute_and_fold): Call
5476 simplify_stmt_using_ranges if we have range information.
5478 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5480 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5481 ia64_flag_schedule_isns2.
5483 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5484 reading/writing general registers.
5485 (ia64_function_arg): Revert 2005-06-18 change.
5487 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5489 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5490 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5492 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5494 * function.c (expand_function_end): Revert part of 2005-06-27
5495 patch. Do sjlj_emit_function_exit_after after return_label.
5497 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5499 * doc/install.texi (--disable-libssp): New.
5501 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5503 * doc/invoke.texi: Update -fforce-mem documentation.
5504 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5505 code for -fforce-mem.
5506 * expmed.c: (store_bit_field,store_fixed_bit_field,
5507 extract_bit_field): Ditto.
5508 * expr.c: (convert_move): Ditto.
5509 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5510 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5511 emit_conditional_add,expand_float,expand_fix): Ditto.
5512 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5513 (common_handle_option): Issue warning when -fforce-mem specified.
5515 2005-07-06 Paul Brook <paul@codesourcery.com>
5517 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5519 * configure: Regenerate.
5521 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
5523 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5525 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
5527 Fix PR tree-optimization/22319
5528 Fix PR tree-optimization/22140
5529 Fix PR tree-optimization/22310
5531 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5532 variable sized types.
5533 Use correct type for intermediate structure on *a = *b structure
5536 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5538 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5540 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5541 (machine_function): Move typedef to...
5542 * config/rs6000/rs6000.c (machine_function): ... here. Add
5543 varargs_save_offset field.
5544 (rs6000_stack_t): Remove varargs_size field.
5545 (setup_incoming_varargs): Allocate varargs save area using
5546 assign_stack_local, try to make it as small as possible.
5547 Save offset from virtual_stack_vars_rtx to the save area
5548 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
5549 instead of magic 8 when fp word byte size is used.
5550 (rs6000_va_start): Use cfun->machine->varargs_save_offset
5551 instead of -RS6000_VARARGS_SIZE.
5552 (rs6000_stack_info, debug_stack_info,
5553 rs6000_initial_elimination_offset): Remove all traces of
5555 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5556 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5557 RS6000_VARARGS_AREA.
5559 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
5561 PR tree-optimization/21963
5562 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5563 constant_multiple_of in the same way get_computation_cost_at does.
5565 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5567 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5568 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5569 (gen_compare_reg): If sparc_compare_emitted is set, clear it
5570 and return its previous value.
5571 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5572 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5574 (stack_protect_set, stack_protect_test): New expanders.
5575 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5576 stack_protect_testdi): New insns.
5577 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5578 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5580 2005-07-06 Jeff Law <law@redhat.com>
5582 * tree-ssa-dce.c (cfg_altered): New global.
5583 (tree_dce_init): Initialize cfg_altered.
5584 (remove_dead_stmt): If we remove an edge in the CFG, then set
5586 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
5589 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5591 * Makefile.in (stamp-collect-ld): Use
5592 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
5593 ./collect-ld if it already exists.
5594 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
5595 Don't remove ./nm if it already exists.
5597 2005-07-05 Devang Patel <dpatel@apple.com>
5599 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
5600 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
5601 * tree-vectorizer.c (vect_loop_location): New.
5602 (vect_print_dump_info): Use vect_loop_location.
5603 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
5604 (vectorize_loops): Set vect_loop_location.
5605 * tree-vect-analyze.c (vect_analyze_offset_expr,
5606 vect_determin_vectorization_factor, vect_analyze_operations,
5607 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5608 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5609 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5610 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5611 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5612 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5613 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5614 vect_analyze_loop): Adjust vect_print_dump_info API.
5615 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5616 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5617 vect_finish_stmt_generation, vectorizable_assignment,
5618 vectorizable_operation, vectorizable_store, vectorizable_load,
5619 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5620 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5621 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5622 vect_transform_loop): Same.
5623 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5624 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5627 2005-07-05 Randolph Chung <tausq@debian.org>
5629 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5630 * configure: Regenerate.
5631 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5632 (pa_tls_referenced_p): Declare.
5633 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5634 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5635 (legitimize_tls_address): New.
5636 (hppa_legitimize_address): Handle TLS addresses.
5637 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5638 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5639 (emit_move_sequence): Handle TLS addresses.
5640 (pa_encode_section_info): Call default handler to handle common
5642 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5643 (CONSTANT_ADDRESS_P): Reject TLS operands.
5644 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5645 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5646 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5647 (UNSPEC_TLSLE): Define new constants.
5648 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5649 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5650 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5651 (tie_symbolic_operand, tle_symbolic_operand): New
5653 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
5655 * aclocal.m4: Update macros for autoconf 2.59 style.
5656 * configure.ac: Likewise.
5658 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5660 * pa.c (function_value): Handle small aggregates on 32-bit targets.
5661 (function_arg): Pass small aggregates in general registers on 32-bit
5663 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5665 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
5667 * Makefile.in (final.o): Fix dependencies.
5669 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5673 * langhooks.h (struct lang_hooks): Add expr_to_decl.
5674 * langhooks.c (lhd_expr_to_decl): New.
5675 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5677 (LANG_HOOKS_INITIALIZER): Update.
5678 * tree.c (recompute_tree_invarant_for_addr_expr): Call
5679 expr_to_decl langhook.
5680 * c-tree.h (c_expr_to_decl): Declare.
5681 * c-typeck.c (c_expr_to_decl): New.
5682 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5684 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5686 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5689 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5690 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5692 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
5694 * Makefile.in: Adjust dependencies.
5695 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5696 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5697 * alias.c (rest_of_handle_cfg, pass_cfg): New.
5698 * bb-reorder.c (duplicate_computed_gotos): Make it static.
5699 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5700 rest_of_compilation.
5702 * bb-reorder.c (gate_duplicate_computed_gotos,
5703 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5704 rest_of_handle_reorder_blocks, pass_reorder_blocks,
5705 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5706 pass_partition_blocks): New.
5707 * bt-load.c (gate_handle_branch_target_load_optimize,
5708 rest_of_handle_branch_target_load_optimize,
5709 pass_branch_target_load_optimize): New.
5710 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5712 * cfglayout.c (pass_insn_locators_initialize): New.
5713 * cfgrtl.c (pass_free_cfg): New.
5714 * combine.c (gate_handle_combine, rest_of_handle_combine,
5716 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5717 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5718 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5719 * except.c (pass_set_nothrow_function_flags,
5720 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5722 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5723 rest_of_handle_shorten_branches, pass_shorten_branches,
5724 rest_of_clean_state, pass_clean_state): New.
5725 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
5726 rest_of_handle_remove_death_notes, pass_remove_death_notes,
5727 rest_of_handle_life, pass_life, rest_of_handle_flow2,
5729 * function.c (pass_instantiate_virtual_regs, pass_init_function,
5730 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
5731 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5732 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
5734 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
5735 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
5736 pass_rtl_ifcvt, gate_handle_if_after_combine,
5737 rest_of_handle_if_after_combine, pass_if_after_combine,
5738 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
5739 pass_if_after_reload): New.
5740 * integrate.c (pass_initial_value_sets): New.
5741 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
5742 pass_purge_lineno_notes): New.
5743 * mode-switching.c (rest_of_handle_mode_switching,
5744 pass_mode_switching): New.
5745 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
5746 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
5748 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
5749 pass_loop_optimize): New.
5750 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
5752 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
5754 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
5755 pass_postreload_cse): New.
5756 * profile.c (gate_handle_profiling, pass_profiling,
5757 rest_of_handle_branch_prob, pass_branch_prob): New.
5758 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
5759 pass_split_before_regstack, gate_handle_split_before_regstack,
5760 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
5761 rest_of_handle_split_all_insns, pass_split_all_insns): New.
5762 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
5763 pass_stack_regs): New.
5764 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
5765 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
5766 pass_stack_adjustments): New.
5767 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
5768 pass_regrename): New.
5769 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
5770 pass_delay_slots, gate_handle_machine_reorg,
5771 rest_of_handle_machine_reorg, pass_machine_reorg): New.
5772 * rtl.h (extern void purge_line_number_notes): New.
5773 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
5774 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
5776 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
5778 * value-prof.c (gate_handle_value_profile_transformations,
5779 rest_of_handle_value_profile_transformations,
5780 pass_value_profile_transformations): New.
5781 * var-tracking.c (gate_handle_var_tracking,
5782 pass_variable_tracking): New.
5783 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
5785 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
5786 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
5787 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
5788 rest_of_handle_old_regalloc, rest_of_handle_regrename,
5789 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
5790 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
5791 rest_of_handle_gcse2, rest_of_handle_regmove,
5792 rest_of_handle_tracer, rest_of_handle_if_conversion,
5793 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
5794 rest_of_handle_web, rest_of_handle_branch_prob,
5795 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
5796 rest_of_handle_jump_bypass, rest_of_handle_combine,
5797 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5798 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5799 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
5800 rest_of_handle_mode_switching, rest_of_handle_jump,
5801 rest_of_handle_eh, rest_of_handle_stack_adjustments,
5802 rest_of_handle_flow2, rest_of_handle_jump2,
5803 rest_of_handle_peephole2, rest_of_handle_postreload,
5804 rest_of_handle_shorten_branches, rest_of_clean_state,
5805 rest_of_compilation): Remove.
5807 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
5808 * passes.c (dump_flags, in_gimple_form, all_passes,
5809 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5810 register_dump_files, next_pass_1, last_verified, execute_todo,
5811 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
5812 from tree-optimize.c.
5813 (init_optimization_passes): Moved from tree-optimize.c,
5814 adding the RTL optimizations.
5815 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
5816 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
5817 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5818 register_dump_files, next_pass_1, last_verified, execute_todo,
5819 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
5820 init_tree_optimization_passes, ipa_passes): Delete.
5821 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
5823 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
5824 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
5826 (ipa_passes): Remove.
5827 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
5828 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
5829 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
5830 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
5831 (dump_info_p, dump_flag): Moved to tree-dump.h.
5833 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5835 * passes.c (finish_optimization_passes): Use dump_begin
5836 and dump_end, TDI_end.
5837 (gate_rest_of_compilation): New.
5838 (pass_rest_of_compilation): Use it.
5839 (gate_postreload, pass_postreload): New.
5840 * toplev.c (general_init): Rename init_tree_optimization_passes.
5841 * toplev.h (init_tree_optimization_passes): Rename to
5842 init_optimizations_passes.
5843 * tree-dump.c (dump_flag): Make static.
5844 (dump_files): Remove RTL dumps.
5845 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5846 pass_cleanup_cfg, pass_free_cfg_annotations,
5847 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5848 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5849 * tree-pretty-print.c: Include tree-pass.h.
5850 * cgraph.c: Include tree-dump.h.
5852 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5854 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
5855 Only fall back to saying it points to readonly memory if
5858 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5860 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
5861 * config/m32r/m32r.c (m32r_compute_frame_size,
5862 m32r_expand_prologue): Take current_function_profile into
5863 account whenever we reference
5864 current_function_uses_pic_offset_table.
5865 (m32r_finalize_pic): Remove.
5866 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
5868 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
5870 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
5871 instead of $<. Don't remove ./as if it already exists.
5873 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5876 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
5877 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
5878 for complex modes when generating code for PA 1.0.
5879 (VALID_FP_MODE_P): New macro.
5880 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5881 sets for all general and floating point modes. Align wide floating
5882 point modes to even register boundaries to comply with architectural
5884 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
5885 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
5886 (VALID_FP_MODE_P): New macro.
5887 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5888 sets for all general and floating point modes. Align wide floating
5889 point modes to even register boundaries to comply with architectural
5892 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5894 * tree-dump.c (dump_files): Initialize dump number for .cgraph
5897 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5899 * tree-ssa-structalias.c: Don't include expr.h.
5901 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5903 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
5906 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5908 Fix PR tree-optimization/22279
5910 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
5913 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
5915 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
5917 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5919 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
5920 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
5921 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
5922 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
5923 config/stormy16/stormy16.c, config/v850/v850.c,
5924 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
5925 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
5926 Avoid "." or "\n" at end of diagnostics and capital letters at
5927 start of diagnostics.
5928 * combine.c, cse.c: Don't translate dump file output.
5929 * toplev.c (print_version): Only translate output if going to
5932 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5934 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
5935 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
5938 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5940 * pa.c (fix_range): Fix typo in comment.
5942 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5944 * tree-vrp.c (extract_range_from_assert): Replace
5945 fold (build (...)) with fold_build2.
5947 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5949 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
5950 gcc_gfc_char_table, init_dynamic_gfc_info): New.
5951 (format_types_orig, handle_format_attribute): Add support for
5954 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
5956 * varasm.c (assemble_variable): Fix format specifier thinko.
5958 2005-07-03 Ira Rosen <irar@il.ibm.com>
5960 PR tree-optimization/22029 (and 22135)
5961 * tree-pretty-print.c (dump_generic_node): Check that the node is not
5962 a phi node before calling dump_vops.
5964 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5966 * tree-dump.h (dump_string_field): Declare.
5967 * tree-dump.c: Use it instead of dump_string.
5968 (dump_string_field): Make non-static.
5970 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5972 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
5973 up the minimal CFG stuff always when optimize > 0. Call
5974 split_all_insns_noflow in PIC case if needed.
5976 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5977 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
5980 * c-decl.c (c_write_global_declarations): Dump contents of
5982 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
5983 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
5984 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
5985 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
5988 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5990 * c-common.h (GCC_DIAG_STYLE): Define.
5991 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
5992 version for format checking to 4.1.
5993 * c-format.c: Include toplev.h after c-common.h.
5994 (enum format_type): Add gcc_tdiag_format_type.
5995 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
5996 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
5997 (format_types_orig): Add gcc_tdiag.
5998 (init_dynamic_diag_info): Support gcc_tdiag formats.
5999 (handle_format_attribute): Likewise.
6000 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6001 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6002 version for format checking to 4.1.
6003 (warning0, warning, error, pedwarn, sorry): Use
6005 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6006 (finish_aliases_1): Do not use %qE.
6007 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6008 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6009 Correct format bugs.
6010 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6011 parameter to unsigned HOST_WIDE_INT.
6012 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6014 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6017 * expr.c (write_complex_part): Use adjust_address for MEM.
6018 (read_complex_part): Same.
6020 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6022 Fix PR tree-optimization/22280
6024 * tree-sra.c (generate_element_init): Remove useless loop.
6026 2005-07-02 Richard Henderson <rth@redhat.com>
6028 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6030 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6032 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6035 * fold-const.c (fold_binary): Handle the return value of
6036 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6037 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6039 2005-07-02 Jeff Law <law@redhat.com>
6041 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6042 a eliminate type conversion which feeds an equality comparison
6043 if the original type or either operand in the comparison is a
6046 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6048 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6049 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6051 * config/avr/avr.c: Do not use '`' as left quote.
6052 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6053 Remove "." from end of diagnostics. Make diagnostics start with
6056 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6057 Joseph S. Myers <joseph@codesourcery.com>
6059 * toplev.c (default_tree_printer): Handle setting location with
6061 * c-objc.common.c (c_tree_printer): Likewise.
6062 * c-format.c (gcc_diag_flag_specs): Add '+'.
6063 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6064 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6066 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6067 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6068 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6069 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6070 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6071 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6072 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6073 format arguments where %J is used without %D.
6075 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6077 * gcc.c (LINK_SSP_SPEC): Define.
6078 (link_ssp_spec): New variable.
6079 (LINK_COMMAND_SPEC): Add %(link_ssp).
6080 (static_specs): Add link_ssp_spec.
6081 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6082 * configure: Rebuilt.
6083 * config.in: Rebuilt.
6085 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6086 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6087 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6088 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6089 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6090 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6091 -0x7008(2) instead of reading __stack_chk_guard variable.
6092 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6094 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6095 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6096 if TARGET_THREAD_SSP_OFFSET is defined.
6097 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6098 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6101 2005-06-27 Richard Henderson <rth@redhat.com>
6102 * libgcc-std.ver (GCC_4.1.0): New.
6103 * libgcc.h (__stack_chk_guard): Declare.
6104 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6105 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6106 * mklibgcc.in (lib2funcs): Add them.
6108 2005-07-01 Richard Henderson <rth@redhat.com>
6110 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6111 void * before struct sigcontext *.
6112 (x86_fallback_frame_state): Likewise.
6114 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6116 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6118 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6121 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6122 we check for SSA_NAME for.
6124 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6126 Fix PR tree-optimization/22071
6128 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6130 (get_constraint_for_component_ref): Use it.
6132 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6135 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6136 print out the last new line.
6138 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6140 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6141 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6142 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6143 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6144 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6145 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6146 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6147 (enum reg_class): New member CC0_REGS.
6148 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6149 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6150 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6151 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6152 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6153 Adjust for register now described.
6155 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6158 * config/i386/i386.md (stack_protect_test_si,
6159 stack_protect_test_di): Add earlyclobber for scratch 3.
6160 * config/rs6000/rs6000.md (stack_protect_testsi,
6161 stack_protect_testdi): Add earlyclobber for scratch 3,
6162 remove earlyclobber from scratch 4.
6164 Older entries for 2005 can be found in ChangeLog-2005.
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