1 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
4 argument. Allow and set any offset if needs_anyoffset is passed
6 (get_constraint_for): Add argument here too.
8 (do_structure_copy): Pass NULL to get_constraint_for.
9 (handle_ptr_arith): Ditto.
10 (find_func_aliases): Ditto.
12 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
14 PR rtl-optimization/23898
15 * output.h (get_attr_min_length): Declare.
16 * final.c (get_attr_length_1): New function, broken out of:
18 (get_attr_min_length): New function.
19 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
20 (duplicate_computed_gotos): Likewise.
21 * genattr.c (insn_min_length): Generate declaration.
22 * genattrtab.c (min_fn, min_attr_value): New functions.
23 (make_length_attrs): Generate insn_min_length.
25 2005-09-20 Steve Ellcey <sje@cup.hp.com>
27 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
29 2005-09-20 Richard Henderson <rth@redhat.com>
31 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
34 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
36 * c.opt (fextended-identifiers): New.
37 * c-opts.c (c_common_handle_option): Handle
38 -fextended-identifiers.
39 * doc/cpp.texi: Update documentation of extended identifiers.
40 * doc/cppopts.texi (-fextended-identifiers): Document.
42 2005-09-20 Jakub Jelinek <jakub@redhat.com>
44 PR tree-optimization/23929
45 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
48 PR tree-optimization/23818
49 * tree-stdarg.c (execute_optimize_stdarg): Call
50 calculate_dominance_info.
52 2005-09-18 Daniel Berlin <dberlin@dberlin.org>
54 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
55 (analyze_siv_subscript_cst_affine): Add weak SIV test.
56 (compute_overlap_steps_for_affine_1_2): Use
57 get_number_of_iters_for_loop.
58 (analyze_subscript_affine_affine): Check whether difference is
60 Use get_number_of_iters_for_loop.
61 Check whether overlap occurs outside of bounds.
62 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
64 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
66 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
67 base register if possible.
69 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
71 PR tree-optimization/18463
72 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
73 converting it directly is not possible.
74 (chrec_convert_aggressive): New function.
75 * tree-chrec.h (chrec_convert_aggressive): Declare.
76 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
77 Fold chrec conversions aggressively if asked to.
78 (instantiate_parameters): Modified because of changes in
79 instantiate_parameters_1.
81 2005-09-19 Richard Henderson <rth@redhat.com>
83 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
84 (reduc_splus_v2df): New.
86 2005-09-19 Richard Sandiford <richard@codesourcery.com>
88 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
89 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
91 2005-09-19 Richard Henderson <rth@redhat.com>
93 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
96 2005-09-19 Richard Henderson <rth@redhat.com>
98 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
99 (ia64_expand_dot_prod_v8qi): New.
100 * config/ia64/ia64-protos.h: Update.
101 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
102 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
103 sdot_prodv8qi, sdot_prodv4hi): New.
104 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
106 2005-09-19 Richard Henderson <rth@redhat.com>
109 * real.c (exact_real_truncate): Return false if the format cannot
110 represent the number as a normal.
112 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
115 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
117 * tree-ssa-operands.c (swap_tree_operands): Export.
118 * tree.h (swap_tree_operands): Declare.
119 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
120 Call swap_tree_operands.
122 2005-09-19 Richard Henderson <rth@redhat.com>
124 * tree-flow.h (merge_alias_info): Declare.
125 * tree-ssa-copy.c (merge_alias_info): Export.
126 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
127 (vect_create_data_ref_ptr): Use create_iv directly.
128 (vectorizable_load): Use correct types for integer constants.
129 (vect_generate_tmps_on_preheader): Likewise.
130 (vect_gen_niters_for_prolog_loop): Likewise.
132 2005-09-19 Steven Bosscher <stevenb@suse.de>
134 PR rtl-optimization/23943
135 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
137 2005-09-18 Jan Hubicka <jh@suse.cz>
139 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
141 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
143 * varasm.c (output_constant): Do not abort on conversions to union
144 types between different sizes.
146 2005-09-18 Richard Guenther <rguenther@suse.de>
149 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
152 2005-09-18 Paul Brook <paul@codesourcery.com>
154 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
156 2005-09-17 Richard Henderson <rth@redhat.com>
158 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
159 * tree-ssa-loop.c (pass_vect_dce): Remove.
160 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
163 2005-09-17 Richard Henderson <rth@redhat.com>
165 * tree-pass.h (pass_vect_dce): Declare.
166 * passes.c (init_optimization_passes): Add it.
167 * tree-flow.h (tree_ssa_dce): Declare.
168 * tree-ssa-dce.c (tree_ssa_dce): Export.
169 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
170 (gate_tree_vectorize): ... here.
171 (pass_vect_dce): New.
173 2005-09-17 Jan Hubicka <jh@suse.cz>
175 * except.c (struct eh_status): Turn region_array into vec.
176 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
177 convert_from_eh_region_ranges, find_exception_handler_labels,
178 current_function_has_exception_handlers, assign_filter_values,
179 build_post_landing_pads, dw2_build_landing_pads,
180 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
181 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
182 foreach_reachable_handler, can_throw_internal_1,
183 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
185 (duplicate_eh_region_1): Update region_array.
186 (duplicate_eh_regions): Resize region_array and avoid recomputing.
188 2005-09-17 David Edelsohn <edelsohn@gnu.org>
191 * expmed.c (expand_mult): Substitute simple register for op0 when
194 2005-09-17 Richard Henderson <rth@redhat.com>
196 * expr.c (emit_move_via_integer): Add force argument, pass it on
197 to emit_move_change_mode. Update callers.
198 (emit_move_complex): Pass true to new force argument.
199 * function.c (expand_function_end): Move expand_eh_return call
200 earlier. Merge sub-word complex values into a pseudo before
201 copying to the return hard register.
203 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
205 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
206 between different sizes.
208 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
212 * passes.c (init_optimization_passes): Register dump files for
215 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
217 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
218 * config/s390/s390.c (s390_overlap_p): New function.
219 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
220 peephole2, "*xc" peephole2): Added overlap check to the peephole2
223 2005-09-16 Richard Guenther <rguenther@suse.de>
225 * ipa-pure-const.c (static_execute): Free auxiliar information.
226 * ipa-type-escape.c (discover_unique_type): Free temporary key.
227 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
229 2005-09-15 DJ Delorie <dj@redhat.com>
231 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
233 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
235 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
237 (swap_commutative_operands_with_target): New.
239 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
241 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
244 (estimate_iters_using_array): New function.
245 * tree-data-ref.h (estimate_iters_using_array): Prototype
246 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
247 Use estimate_iters_using_array instead of analyze_array.
249 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
251 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
254 2005-09-15 Michael Matz <matz@suse.de>
256 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
258 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
260 PR tree-optimization/23835
261 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
262 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
264 2005-09-14 Richard Henderson <rth@redhat.com>
266 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
267 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
269 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
271 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
272 in the ARRAY_TYPE case.
274 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
276 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
278 2005-09-14 Uros Bizjak <uros@kss-loka.si>
281 * tree-vect-transform.c (vectorizable_operation): Return false for
282 scalar shift operations and for vector shift operations with
283 non-invariant shift arguments. Use scalar tree operand op1 as
284 a shift operand when vector shift insn pattern uses scalar shift
286 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
288 2005-09-14 Olivier Hainque <hainque@adacore.com>
290 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
291 value if it has side-effects.
293 2005-09-14 David Edelsohn <edelsohn@gnu.org>
296 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
298 2005-09-14 Alan Modra <amodra@bigpond.net.au>
300 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
301 passed as NAME as if it were label at start of function code.
303 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
305 * config/sh/sh.md (*movv4sf_i): Add general register cases to
308 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
310 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
311 as early clobber. Rewrite so the PIC register is not implicitly used.
313 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
315 * tree.c (annotate_with_file_line): Compare line numbers before
318 2005-09-13 Uros Bizjak <uros@kss-loka.si>
321 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
322 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
324 2005-09-13 Ian Lance Taylor <ian@airs.com>
326 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
327 than a HOST_WIDEST_INT to gen_doloop_begin.
329 2005-09-13 Diego Novillo <dnovillo@redhat.com>
331 * tree-dfa.c (dump_variable): Guard against NULL annotations.
333 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
335 PR tree-optimize/23817
336 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
338 2005-09-13 Alan Modra <amodra@bigpond.net.au>
341 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
342 word before changing the stack pointer. Use gen_frame_mem for MEMs.
343 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
344 (restore_stack_nonlocal): Likewise.
345 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
347 2005-09-12 Ian Lance Taylor <ian@airs.com>
350 * c.opt (ffriend-injection): New C++ option.
351 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
352 (C++ Dialect Options): Document -ffriend-injection.
354 2005-09-12 Josh Conner <jconner@apple.com>
357 * ipa-reference.c (static_execute): Don't mark variables in
358 named sections TREE_READONLY.
360 2005-09-12 Alan Modra <amodra@bigpond.net.au>
362 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
365 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
367 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
368 V_MUST_DEF instead of just the first_use_p.
369 Don't mark the virtual variables for renaming on the statement which
371 (pass_dse): Remove TODO_update_ssa.
373 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
376 * stor-layout.c (compute_record_mode): For records with a single
377 field, actually check the field's mode size against the type size.
379 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
380 registers for TARGET_SHMEDIA.
381 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
382 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
383 of GENERAL_REGS and FP_REGS.
385 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
387 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
389 2005-09-12 Alan Modra <amodra@bigpond.net.au>
391 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
392 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
393 are omitted. Exclude stack_tie insn too.
395 2005-09-11 David Edelsohn <edelsohn@gnu.org>
397 PR rtl-optimization/23098
398 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
400 * config/rs6000/rs6000.md (movdf splitter): Use
401 const_double_operand predicate for TARGET_POWERPC64.
402 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
403 SYMBOL_REF method to ABI_V4.
405 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
406 replace_equiv_address.
407 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
408 rs6000_sr_alias_set and MEM_NOTRAP.
409 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
411 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
413 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
414 handle CALL_EXPR again.
416 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
418 * arm/predicates.md (alignable_memory_operand): Delete.
420 2005-09-10 Richard Henderson <rth@redhat.com>
423 * dbxout.c (dbxout_expand_expr): New.
424 (dbxout_symbol): Use it.
426 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
428 * arm.c (arm_gen_rotated_half_load): Delete.
429 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
430 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
431 (thumb_set_return_address): Likewise.
432 (thumb_load_double_from_address): Use adjust_address.
433 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
434 (extendhsisi2_mem, movhi_bytes): Use change_address.
435 (movhi): Use widen_memory_access.
436 (reload_out_df): Use replace_equiv_address.
437 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
439 2005-09-09 Richard Henderson <rth@redhat.com>
442 * dbxout.c: Include expr.h.
443 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
444 (dbxout_symbol): Handle DECL_VALUE_EXPR.
445 * Makefile.in (dbxout.o): Add EXPR_H.
447 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
449 PR tree-optimization/23509
450 * tree-cfg.c (replace_uses_by): Use replace_exp.
451 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
452 pointers have name_mem_tag or type_mem_tag set.
454 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
456 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
457 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
458 of wrongly accessing operands.
460 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
462 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
463 * tree-chrec.c: Include tree-scalar-evolution.h.
464 (chrec_convert): Instantiate the base and step before calling
465 scev_probably_wraps_p that would fail on parametric evolutions.
466 Collect all the fails into a single section failed_to_convert,
467 print a diagnostic, and return chrec_dont_know instead of calling
469 * tree-scalar-evolution.c (loop_closed_phi_def): New.
470 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
472 (scev_const_prop): Don't replace the definition of a loop closed ssa
473 phi node by itself, or by another loop closed ssa phi node.
474 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
475 that base and step are defined.
477 2005-09-09 Richard Guenther <rguenther@suse.de>
480 * fold-const.c (fold_ternary): Check truth_value_p before
481 calling invert_truthvalue.
483 2005-09-09 Nick Clifton <nickc@redhat.com>
485 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
486 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
487 dimension of these arrays.
488 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
490 * longlong.h: Only provide a prototype for the __clz_tab[] array
491 if this header has not been included from libgcc2.h.
492 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
494 Provide prototypes for exported functions.
495 Use the __clz_tab[] and __popcount_tab[] arrays provided by
498 2005-09-08 Josh Conner <jconner@apple.com>
502 * expr.c (expand_expr_addr_expr_1): Don't invoke
503 expand_simple_binop for EXPAND_INITIALIZER.
505 2005-09-08 Richard Henderson <rth@redhat.com>
508 * toplev.c (wrapup_global_declaration_1): Split out ...
509 (wrapup_global_declaration_2): ... from ...
510 (wrapup_global_declarations): ... here. Return bool.
511 (check_global_declaration_1): Split out ...
512 (check_global_declarations): from here.
513 (emit_debug_global_declarations): New.
514 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
515 check_global_declaration_1, emit_debug_global_declarations): Declare.
516 * c-decl.c (c_write_global_declarations_1): Don't create a vector
517 of decls. Call wrapup_global_declaration_1,
518 wrapup_global_declaration_2, check_global_declaration_1 directly.
519 (c_write_global_declarations_2): New.
521 (c_write_global_declarations): Call c_write_global_declarations_2.
522 * langhooks.c (write_global_declarations): Call
523 emit_debug_global_declarations.
525 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
526 remove decls that have DECL_RTL_SET_P.
527 * passes.c (rest_of_decl_compilation): Invoke
528 cgraph_varpool_finalize_decl for all but functions.
530 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
532 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
533 the result of a conversion if the new min and max cannot be compared.
535 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
537 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
538 (override_options): Setting s390_sr_alias_set removed.
539 (save_fpr, save_gprs): Set alias set to vararg or frame.
540 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
541 s390_sr_alias_set with get_frame_alias_set ().
542 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
543 get_varargs_alias_set ().
545 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
549 * c-parser.c (c_parser_objc_method_definition): If the next
550 token is not "{", error out and don't start the function.
552 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
554 * tree-vrp.c (extract_range_from_expr): Move the check for non
555 nullness after the check for gimple invariant.
557 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
559 * tree.c (host_integerp, tree_low_cst): Correct function comment.
561 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
564 * config/m32r.md (movmemsi_internal): Canonicalize order of
565 operands in PLUS component of template.
567 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
569 * reload1.c (fixup_eh_region_note): Remove assertion.
570 (fixup_abnormal_edges): Reverted removal of call to
571 find_many_sub_basic_blocks made on 2005-08-31.
573 2005-09-07 Richard Henderson <rth@redhat.com>
575 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
576 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
577 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
578 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
579 rearrange for better packing.
580 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
581 (lookup_cfa_1): Remove inline marker.
582 (cfa_equal_p): Split out of ...
583 (def_cfa_1): ... here. Use INVALID_REGNUM.
584 (build_cfa_loc): Handle !cfa->indirect.
585 (frame_pointer_cfa_offset): New.
586 (dbx_reg_number): Assert register elimination performed; do
587 leaf register remapping.
588 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
589 (eliminate_reg_to_offset): New.
590 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
591 for verifiably local stack frame addresses; re-base to CFA.
592 (mem_loc_descriptor): Remove can_use_fbreg argument.
593 (concat_loc_descriptor, loc_descriptor): Likewise.
594 (containing_function_has_frame_base): Remove.
595 (rtl_for_decl_location): Don't do register elimination or
596 leaf register remapping here.
597 (secname_for_decl): Split out from ..
598 (add_location_or_const_value_attribute): ... here.
599 (convert_cfa_to_loc_list): New.
600 (compute_frame_pointer_to_cfa_displacement): New.
601 (gen_subprogram_die): Use them.
602 * tree.h (frame_base_decl): Remove.
603 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
604 (prologue_stack_adjust): Remove.
605 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
606 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
607 (set_frame_base_location): Remove.
608 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
609 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
610 (vt_add_function_parameters): Don't eliminate_regs.
611 (vt_initialize): Don't create frame_base_decl.
613 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
615 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
616 version of GNU binutils for 4.x and later.
618 2005-09-06 Mark Mitchell <mark@codesourcery.com>
620 * ggc-page.c (ggc_push_context): Remove.
621 (ggc_pop_context): Likewise.
622 * ggc.h (ggc_push_context): Remove.
623 (ggc_pop_context): Likewise.
625 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
628 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
629 returning from an interrupt handler.
631 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
634 * config/arc/arc.c (output_shift): Add check for loop count when
637 2005-09-06 Steven Bosscher <stevenb@suse.de>
639 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
641 (abs_replacement): Likewise.
642 (pass_phiopt): Remove TODO_update_ssa.
644 2005-09-06 Jakub Jelinek <jakub@redhat.com>
647 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
648 if "return with no value, in function returning non-void" warning
650 * tree-cfg.c (execute_warn_function_return): Don't look at
651 RETURN_EXPRs with TREE_NO_WARNING set.
654 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
655 for internal functions doesn't use registers used by global registers
656 variables. Use fewer register parameters if there are global register
659 2005-09-06 Olivier Hainque <hainque@adacore.com>
660 Eric Botcazou <ebotcazou@adacore.com>
663 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
664 when we would be extracting outside its bit span (bitpos+bitsize
665 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
666 Ada unchecked conversions.
668 2005-09-06 Steven Bosscher <stevenb@suse.de>
670 * tree-ssa-pre.c (try_look_through_load): New function.
671 (compute_avail): Use it to try to look through loads for some
672 more useful expressions.
674 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
676 * simplify-rtx.c (simplify_binary_operation_1): Correct the
677 condition for detecting cases like (a&a) and (a^a).
679 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
681 * common.opt: Add option ftree-vect-loop-version.
682 * params.def: Add --param vect-max-version-checks.
683 * doc/invoke.texi: Document ftree-vect-loop-version and
684 --param vect-max-version-checks.
685 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
686 may_misalign_stmts and defines for accessors.
687 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
688 LOOP_VINFO_MAY_MISALIGN_STMTS.
689 (destroy_loop_vec_info): VEC_free for
690 LOOP_VINFO_MAY_MISALIGN_STMTS.
691 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
692 Update documentation.
693 (vect_update_misalignment_for_peel): New.
694 (vect_enhance_data_refs_alignment): Update to choose loop
695 peeling or loop versioning if appropriate for the (potentially)
696 unaligned data references in the loop.
697 (vect_analyze_data_refs_alignment): Remove call to
698 vect_enhance_data_refs_alignment so the checks can be done
700 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
701 and move up call to vect_analyze_data_refs_alignment.
702 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
703 (vect_transform_loop): Add call to loop_version.
705 2005-09-06 Jakub Jelinek <jakub@redhat.com>
707 PR rtl-optimization/23098
708 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
709 * simplify-rtx.c (constant_pool_reference_p): New function.
710 * rtl.h (constant_pool_reference_p): New prototype.
711 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
712 constant_pool_reference_p in condition and
713 avoid_constant_pool_reference in preparation statements.
715 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
717 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
718 STRICT_LOW_PART SETs.
720 2005-09-06 Alan Modra <amodra@bigpond.net.au>
723 * except.c (sjlj_emit_function_enter): Find the function begin
724 note even when it's not in first basic block.
726 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
728 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
729 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
730 * aclocal.m4: Regenerate.
732 2005-09-05 DJ Delorie <dj@redhat.com>
734 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
737 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
739 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
740 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
741 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
742 Follow spelling conventions.
743 * doc/invoke.texi: Follow spelling conventions.
745 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
747 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
748 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
749 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
751 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
754 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
755 (output_stack_adjust): Use gen_tmp_stack_mem.
756 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
757 (sh_set_return_address, sh_allocate_initial_value): Likewise.
758 (sh_get_pr_initial_val): Likewise.
759 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
760 (sh_initialize_trampoline): Likewise. Also use adjust_address.
761 * sh.md (divsi_inv_m0): Use gen_const_mem.
762 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
763 (movdf_i4+1): Use gen_tmp_stack_mem.
764 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
765 (fpu_switch+2): Likewise.
766 (movv4sf_i, movv16sf_i): Use adjust_address.
767 (symGOT_load): Set MEM_NOTRAP_P bit.
769 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
772 * pa.c (emit_move_sequence): Fix typo in last change.
774 2005-09-03 Jakub Jelinek <jakub@redhat.com>
776 PR rtl-optimization/23454
777 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
780 2005-09-03 Richard Henderson <rth@redhat.com>
781 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
784 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
787 2005-09-02 Nicolas Pitre <nico@cam.org>
789 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
790 to bit_count to 32 bits.
792 2005-08-31 Mark Mitchell <mark@codesourcery.com>
795 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
796 generating synthetic loads from volatile lvalues.
798 005-09-02 Nick Clifton <nickc@redhat.com>
800 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
801 __ctzhi2, __clzhi2): New functions.
803 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
806 * tree-nested.c (struct var_map_elt): Mark with GTY.
807 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
809 (lookup_field_for_decl): Allocate new element in GC memory.
810 (lookup_tramp_for_decl): Likewise.
811 (convert_nl_goto_reference): Likewise
812 (create_nesting_tree): Allocate info in GC memory. Likewise for
814 (free_nesting_tree): Free with ggc_free instead of free.
815 (root): New static variable.
816 (lower_nested_functions): Remove root as local variable. And zero out
817 root at the end of the function.
819 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
821 PR rtl-optimization/20365
822 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
823 to short. New member ix.
824 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
825 (simplify_plus_minus): Initialize ix members before calling qsort.
827 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
829 PR tree-optimization/23626
830 * tree-cfg.c (replace_uses_by): Clean up eh info.
832 2005-09-01 DJ Delorie <dj@redhat.com>
834 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
837 2005-09-01 David Edelsohn <edelsohn@gnu.org>
839 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
840 (rs6000_split_multireg_move): Use replace_equiv_address instead of
843 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
845 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
846 do not issue warning for a variable definition following
849 2005-09-01 Richard Henderson <rth@redhat.com>
852 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
853 conversion to CONST_VECTOR.
855 2005-09-01 Richard Henderson <rth@redhat.com>
858 * reload1.c (reload_as_needed): Check !CALL_P before calling
859 fixup_eh_region_note.
860 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
862 2005-09-01 DJ Delorie <dj@redhat.com>
864 * varasm.c (output_constant): Let the target resolve
865 conversions of addresses to non-default pointer sizes.
867 2005-09-01 Nicolas Pitre <nico@cam.org>
869 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
870 to alow matching ARM pre-indexed addressing mode.
871 (arm_override_options): Remove now irrelevant comment.
873 2005-09-01 Phil Edwards <phil@codesourcery.com>
875 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
876 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
877 * config/i386/vxworks.h: Likewise.
878 * config/i386/t-vxworksae: New file, for VxWorks AE.
879 * config/i386/vxworksae.h: Likewise.
881 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
883 PR tree-optimization/23410
884 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
885 sequence is not wrapping during the first step.
887 2005-09-01 Jakub Jelinek <jakub@redhat.com>
890 * dwarf2out.c (base_type_die): Compare char_type_node with
891 TYPE_MAIN_VARIANT (type), not type.
893 2005-09-01 Richard Guenther <rguenther@suse.de>
895 PR tree-optimization/15366
896 * common.opt: Add -finline-functions-called-once.
897 Put -fearly-inlining in alphabetically ordered place.
898 * doc/invoke.texi: Document new option.
899 * ipa-inline.c (cgraph_decide_inlining): Honour
900 flag_inline_functions_called_once.
902 2005-09-01 Jakub Jelinek <jakub@redhat.com>
904 PR rtl-optimization/23478
905 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
906 (alloc_qty): Initialize it.
907 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
908 (combine_regs): Combine also n_throwing_calls_crossed fields.
909 (find_free_reg): Don't attempt to caller-save pseudos crossing
910 calls that might throw.
911 * global.c (struct allocno): Add throwing_calls_crossed field.
912 (global_alloc): Revert 2005-08-22 change. Initialize
913 throwing_calls_crossed.
914 (find_reg): Don't attempt to caller-save pseudos crossing calls that
917 2005-09-01 Alan Modra <amodra@bigpond.net.au>
920 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
921 (mask64_operand): Reinstate code prior to 2005-06-11 change.
922 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
923 (and64_2_operand): Tweak to use predicate.
924 (and_operand): Adjust for mask_operand changes.
925 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
926 (print_operand): Likewise.
927 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
928 (mask64_1or2_operand): Delete.
929 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
930 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
931 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
932 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
933 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
934 (rotldi3_internal4): Likewise.
935 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
936 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
937 (ashldi3_internal7): Likewise.
938 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
939 (ashldi3_internal, ashldi3_internal9 split): Likewise.
940 (anddi3 split): Don't match mask64_operand.
941 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
942 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
943 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
944 't' splitter predicate.
945 (movdi_internal64 + 2): Revert 2005-06-11 change.
947 2005-08-31 DJ Delorie <dj@redhat.com>
949 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
950 (m32c_asm_integer): Add support for 32 bit pointers.
952 2005-08-31 Richard Henderson <rth@redhat.com>
954 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
955 component-like references for setting MEM_NOTRAP_P.
957 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
958 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
960 2005-08-31 Richard Henderson <rth@redhat.com>
962 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
963 into a pseudo before applying gen_lowpart.
965 2005-08-31 Geoffrey Keating <geoffk@apple.com>
967 * doc/install.texi (Specific): Update cctools version required
968 for full functionality.
969 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
970 linkers as -macosx_version_min.
972 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
975 * sh.c (print_operand, %R and %S): Add handling of floating point
976 registers, memory, constants and invalid operands.
978 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
980 * ipa-pure-const.c: Change dump name.
982 2005-08-31 Uros Bizjak <uros@kss-loka.si>
985 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
986 to "reg_or_0_operand".
987 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
989 2005-08-31 Dale Johannesen <dalej@apple.com>
991 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
992 loops that count down.
994 2005-08-31 Richard Henderson <rth@redhat.com>
997 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
998 (fixup_eh_region_note): New.
999 (reload_as_needed): Call it.
1000 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1001 don't call find_many_sub_basic_blocks; call verify_flow_info.
1002 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1003 (keep_stack_depressed): Likewise.
1004 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1006 2005-08-31 Richard Henderson <rth@redhat.com>
1008 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1011 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1013 * expr.c (expand_expr_real_1): Compare size of address
1014 mode to target's address mode size in deciding expansion of
1015 the constant address.
1017 2005-08-31 Richard Guenther <rguenther@suse.de>
1020 * expr.c (all_zeros_p): New function.
1021 (expand_expr_real_1): Handle the case of an all-zero
1022 non-addressable constructor separately.
1024 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1026 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1027 arguments, adjust all callers.
1028 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1030 2005-08-30 Richard Henderson <rth@redhat.com>
1033 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1034 whenever the mode sizes match.
1036 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1038 * calls.c (load_register_parameters): Fix comment typo.
1039 * expr.c (emit_push_insn): Comment formatting.
1041 2005-08-30 Ian Lance Taylor <ian@airs.com>
1043 * config/i386/x-cygwin (host-cygwin): Change dependency from
1044 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1046 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1048 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1051 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1054 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1055 call to ggc_collect.
1057 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1060 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1061 beginning. Remove $(INCLUDES) from all the rules, if following
1062 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1064 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1067 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1068 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1069 not constant, but maxlen is, don't set len to maxlen, rather
1070 set maxlen to len if len is a constant.
1072 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1074 PR tree-optimization/23475
1075 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1078 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1080 Fix PR middle-end/22455
1082 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1083 Checksum only the parts of the tree that exist for the tree code.
1085 2005-08-28 Dale Johannesen <dalej@apple.com>
1087 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1089 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1091 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1093 2005-08-28 Richard Henderson <rth@redhat.com>
1095 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1096 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1099 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1102 * builtins.c (get_memory_rtx): Don't strip nops
1103 in between COMPONENT_REFs.
1105 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1108 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1110 (gimplify_modify_expr): Check for zero sized types and gimplify the
1111 rhs and lhs as statements.
1113 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1116 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1117 state for return address column of signal frames.
1119 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1122 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1123 bytes >= 2 not bytes == 2.
1124 (expand_block_move): Same.
1126 2005-08-27 Richard Guenther <rguenther@suse.de>
1129 * config/i386/sse.md (sse2_movsd): Add missing closing
1132 2005-08-27 Paul Brook <paul@codesourcery.com>
1134 * genrecog.c (enum decision_type): Add DT_num_insns.
1135 (struct decision_test): Add u.num_insns.
1136 (add_to_sequence): Add DT_num_insns test.
1137 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1138 (write_cond, debug_decision_2): Ditto.
1139 (change_state): Assume peep2_next_insn never fails.
1140 Remove "afterward" argument.
1141 (write afterward, write_tree): Update to match.
1142 * recog.c (peep2_current_count): New variable.
1143 (peep2_next_insn): Check it.
1144 (peephole2_optimize): Set peep2_current_count.
1145 * recog.h (peep2_current_count): Declare.
1147 2005-08-26 Josh Conner <jconner@apple.com>
1150 * ipa-pure-const.c (check_tree): Check for volatile-ness
1151 when considering a dereference.
1153 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1155 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1157 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1159 PR rtl-optimization/23561
1160 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1161 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1162 at most LEN bytes long memory fits into the field.
1163 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1164 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1165 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1167 2005-08-26 Richard Henderson <rth@redhat.com>
1170 * loop.c (biased_biv_may_wrap_p): New.
1171 (maybe_eliminate_biv_1): Use it to suppress non-equality
1172 comparison transformations. Delete disabled code.
1174 2005-08-26 Ian Lance Taylor <ian@airs.com>
1176 * combine.c (make_extraction): Avoid reference outside object.
1178 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1180 * stor-layout.c (finalize_type_size): Restore behaviour for
1181 non-aggregate types to the status quo ante of the patch for
1182 pr 23467. Document why it matters.
1184 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1187 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1188 array by one element, initialize the BT_LAST element with NULL.
1190 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1192 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1193 optimizing for size.
1195 (compare_plus_eqsi): Same.
1196 (plus_eqsi_compare): Same.
1197 (neg_eq0<mode>): Same.
1198 (neg_eq<mode>): Same.
1200 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1203 2005-08-26 Nick Clifton <nickc@redhat.com>
1205 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1206 TARGET_EP is not defined.
1207 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1208 TARGET_EP is enabled.
1209 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1210 * config/v850/v850.md (save_all_interrupt): Only use the EP
1211 register if TARGET_EP is defined.
1212 (restore_all_interrupt): Likewise.
1213 * config/v850/lib1funcs.asm: Update functions so that the EP
1214 register is only used if __EP__ is defined.
1216 2005-08-26 David Ung <davidu@mips.com>
1218 * config/mips/mips.c (mips_expand_prologue): Handle case when
1219 generating for MIPS16 and the outgoing argument area is more than
1220 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1223 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1225 * config/crx/crx.md: Make doloop_end pattern usage controllable
1226 via mloop-nesting=<max-nesting> command line switch. Make sure
1227 the combiner cannot use doloop_end_<mode> in an illegal way.
1228 * config/crx/crx.c: Use regs up to r6 for argument passing.
1229 Refine crx_address_cost (non cst4 displacements are expensive).
1230 * config/crx/crx.opt: Add switch for mloop-nesting=.
1232 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1234 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1235 (UNSPEC_MVST): New constant.
1237 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1239 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1240 Reject operands containing eliminable registers.
1241 * testsuite/gcc.dg/20050825-1.c: New testcase.
1243 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1244 Jan Hubicka <jh@suse.cz>
1246 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1248 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1250 PR tree-optimization/23546
1251 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1254 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1256 * params.def (PARAM_MIN_SPEC_PROB): New.
1257 * sched-rgn.c (MIN_PROBABILITY): Delete.
1258 (compute_trg_info): Convert to PARAM_VALUE.
1259 * doc/invoke.texi (param): Document min-spec-prob.
1261 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1263 * config/darwin.h: define __PIC__
1264 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1265 TARGET_OS_CPP_BUILTINS macro.
1267 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1269 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1272 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1274 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1276 * cfghooks.c (duplicate_block): Added position where to place
1277 new block as argument.
1278 * cfghooks.h (duplicate_block): Declaration changed.
1279 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1281 * cfglayout.h (copy_bbs): Declaration changed.
1282 * cfgloop.h (loop_version): Declaration changed.
1283 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1284 position to copy_bbs.
1285 (loop_version): Pass position to duplicate_loop_to_header_edge.
1286 Add place_after argument and position new blocks according to
1288 * modulo-sched.c (sms_schedule): Pass place_after argument
1290 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1291 * tree-cfg.c (split_edge_bb_loc): New function.
1292 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1293 to determine position of new blocks.
1294 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1296 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1297 argument to duplicate_block.
1298 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1299 Pass position to copy_bbs.
1301 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1303 * fold-const.c (ptr_difference_const): Use
1304 cst_and_fits_in_hwi instead of host_integerp.
1306 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1308 * config/darwin.c (gen_pic_offset): New.
1309 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1312 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1314 PR tree-optimization/23486
1315 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1317 2005-08-23 Phil Edwards <phil@codesourcery.com>
1319 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1320 remove use_collect2.
1321 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1323 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1324 configuration files to override the default value.
1326 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1327 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1328 * config/vx-common.h: New file, split out from...
1329 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1330 * config/vxworksae.h: New file, for VxWorks AE.
1331 * config/vxworks.opt: New file.
1332 * config/vxlib.c: Update for VxWorks 6.
1334 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1335 other MULTILIB_* variables appropriately.
1336 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1337 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1338 * config/rs6000/vxworks.h: Update for VxWorks 6.
1339 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1341 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1344 * config/darwin.c (machopic_select_section): Remove the hack to
1345 mark "::operator new" and "::operator delete" for coalescing
1346 even though they are not weak.
1348 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1350 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1351 * configure: Regenerate.
1353 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1356 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1358 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1359 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1362 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1364 * config/rs6000/predicates.md (equality_operator): New.
1365 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1366 comparison with a large constant.
1368 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1370 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1372 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1374 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1375 registers is even, and we have a hardware double precision fp,
1377 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1378 size of current argument when checking if argument was passed in
1381 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1384 * stor-layout.c (finalize_type_size): Dont override
1385 existing alignment with a smaller alignment from the mode.
1387 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1389 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1390 * lambda.h (lambda_vector_lexico_pos): ... here.
1391 * tree-data-ref.c (build_classic_dist_vector): Return false when
1392 the distance vector is lexicographically negative.
1394 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1396 PR tree-optimization/23511
1397 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1398 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1400 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1402 PR tree-optimization/22043
1403 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1404 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1405 If ALLOW_FLEXARR, handle types ending with flexible array member.
1406 Pass false as second argument to recursive count_type_elements calls.
1407 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1408 argument to count_type_elements call.
1409 * tree-sra.c (decide_block_copy): Likewise.
1410 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1411 for a constant-sized object, set cleared as well. Pass true as
1412 second argument to count_type_elements call.
1414 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1417 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1418 from legitimate_small_data_p, and make global. Update use.
1419 Remove forward declaration.
1420 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1422 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1424 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1426 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1427 of scratch intermediates.
1428 (eq<mode>_compare): Same.
1429 (neg_eq0<mode>): New.
1430 (neg_eq<mode>): Convert to define_insn_and_split.
1432 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1435 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1436 stdarg functions, set/clear the fp marker even when no variable
1438 * config/rs6000/sysv4.opt (mprototype): Describe.
1440 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1442 PR rtl-optimization/23478
1443 * regs.h (reg_info): Add throw_calls_crossed.
1444 (REG_N_THROWING_CALLS_CROSSED): Define.
1445 * flow.c (allocate_reg_life_data): Initialize
1446 REG_N_THROWING_CALLS_CROSSED.
1447 (propagate_one_insn, attempt_auto_inc): Update
1448 REG_N_THROWING_CALLS_CROSSED.
1449 * global.c (global_alloc): Don't allocate pseudos across
1450 calls that may throw.
1452 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1455 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1456 value is inbetween the range if we did not find an exact match.
1458 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1460 * doc/invoke.texi (Option Summary): Add ms1 options.
1461 * doc/extend.texi: Document interrupt handler attribute for ms1.
1462 * doc/md.texi: Document ms1 constraints.
1463 * config.gcc: Add ms1-*-elf.
1464 * config/ms1/ms1.h: New.
1465 * config/ms1/ms1.c: New.
1466 * config/ms1/ms1.md: New.
1467 * config/ms1/ms1-protos.h: New.
1468 * config/ms1/ABI.txt: New.
1469 * config/ms1/crti.asm: New.
1470 * config/ms1/crtn.asm: New.
1471 * config/ms1/lib2extra-funcs.c: New.
1472 * config/ms1/t-ms1: New.
1473 * config/ms1/ms1.opt: New.
1475 2005-08-22 Ira Rosen <irar@il.ibm.com>
1477 * config/rs6000/altivec.md (xorv4sf3): New.
1478 (negv4sf2, neg<mode>2): Likewise.
1480 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1483 * config/ia64/ia64.md (divsi3): Check divide by zero.
1484 (udivsi3): Likewise.
1486 (udivdi3): Likewise.
1488 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1490 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1491 up to elem_bitsize bits, not max_bitsize.
1493 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1495 PR tree-optimization/23433
1496 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1497 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1499 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1501 PR tree-optimization/23434
1502 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1503 the iteration bound is not an INTEGER_CST.
1505 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1507 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1508 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1509 NULL if need_epilog_adjust is false.
1510 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1511 Case 3 always peels first itration, not just for PLUS case, and no need
1512 to use scalar_initial_def here. Create an epilog adjustment only if
1513 scalar_initial_def is not NULL.
1515 (vectorizable_reduction): Remove assert.
1517 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1520 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1521 (__moddi3): Likewise.
1522 (__udivdi3): Likewise.
1523 (__umoddi3): Likewise.
1524 (__divsi3): Likewise.
1525 (__modsi3): Likewise.
1526 (__udivsi3): Likewise.
1527 (__umodsi3): Likewise.
1529 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1531 * tree-pass.h (TDF_GRAPH): Define.
1532 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1533 * passes.c (finish_optimization_passes): Only call
1534 finish_graph_dump_file if TDF_GRAPH is set.
1535 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1536 NULL. Set TDF_GRAPH bit.
1537 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1539 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1541 * arm.h (arm_stack_offsets): Add locals_base field.
1542 * arm.c (arm_get_frame_offsets): Compute it.
1543 (thumb_compute_initial_elimination offset): Make the Thumb frame
1544 pointer point to the base of the local variables.
1545 (thumb_expand_prologue): Update accordingly.
1546 (thumb_expand_epilogue): Likewise.
1548 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1549 mode of clobbered scratch to DImode. Handle a case that's known to
1552 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1554 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1555 (gt0<mode>_compare): Delete.
1556 (neg_gt0<mode>): Delete.
1558 2005-08-19 Eric Christopher <echristo@apple.com>
1560 * optabs.h: Change CTI_ to COI_.
1563 2005-08-19 James E Wilson <wilson@specifix.com>
1565 * builtins.c (expand_builtin_return_addr): Set
1566 current_function_accesses_prior_frames when count != 0. Use
1567 frame_pointer_rtx when count == 0.
1568 * function.h (struct function): Add accesses_prior_frames field.
1569 (current_function_accesses_prior_frames): Define.
1570 * reload1.c (init_elim_table): Check
1571 current_function_accesses_prior_frames.
1572 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1574 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1576 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1577 indicator. Return true if the flowgraph changed during
1580 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1583 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1584 conditional expression before testing its value.
1586 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1588 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1590 2005-08-19 Devang Patel <dpatel@apple.com>
1592 PR tree-optimization/23048
1593 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1594 third parameter. Check whether latch is dominated by exit
1596 (if_convertible_loop_p): Supply exit block itself to
1597 if_convertible_bb_p.
1599 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1602 * arm.md (arm_load_pic_register): Change argument to the mask of
1603 saved registers. Call thumb_find_work_register if we need a
1604 scratch register on Thumb.
1605 (arm_expand_prologue): Pass empty register set to
1606 arm_load_pic_register.
1607 (thumb_expand_prologue): Pass live_regs_mask directly to
1608 arm_load_pic_register.
1609 * arm-protos.h (arm_load_pic_register): Update prototype.
1611 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1613 * sh.c (find_sole_member): New function.
1614 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1615 if the record's alignment is larger than the size of its only member.
1617 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1620 * arm.c (thumb_legitimize_reload_address): New function.
1621 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1622 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1624 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1626 * config/crx/crx.c: Implement crx_decompose_address. Reject
1627 symbolic displacements since CRX register relative adressing
1628 mode can't handle unsigned 32-bit values as displacements.
1629 * config/crx/crx.h: Simplify definitions, remove redundant
1630 parenthesis and obsolete macros.
1631 * config/crx/crx.opt: Add new switch for debugging addresses.
1632 * config/crx/crx-protos.h: Add new declarations for above.
1634 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1637 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1640 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1642 * collect2.c (dup2): Delete.
1643 * configure.ac: Don't check for dup2.
1645 * config.in, configure: Regenerate.
1647 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
1649 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1650 record with the type of its only member.
1652 2005-08-18 David Edelsohn <edelsohn@gnu.org>
1654 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1655 define_insn_and_split.
1656 (plus_ltu<mode>_compare): Same.
1657 (gtu<mode>_compare): Same.
1658 (plus_gtu<mode>_compare): Same.
1660 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
1662 PR tree-optimization/22228
1663 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1665 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1666 are recorded in vect_vnames_to_rename for renaming.
1667 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1668 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1669 in vect_vnames_to_rename.
1670 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1671 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1673 2005-08-18 Jan Hubicka <jh@suse.cz>
1676 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1677 info only for local statics, not for member variables.
1679 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1681 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1683 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1685 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1687 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
1690 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1692 2005-08-17 James E Wilson <wilson@specifix.com>
1694 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1697 2005-08-17 David Edelsohn <edelsohn@gnu.org>
1699 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1700 (leu<mode>_compare): Same.
1701 (plus_leu<mode>): Same.
1702 (neg_leu<mode>): Same.
1703 (and_neg_leu<mode): Same.
1704 (ltu<mode>_compare): Same.
1705 (plus_ltu<mode>): Same.
1707 (geu<mode>_compare): Same.
1708 (plus_geu<mode>): Same.
1709 (neg_geu<mode>): Same.
1710 (and_neg_geu<mode>): Same.
1711 (plus_gt<mode>): Same.
1712 (gtu<mode>_compare): Same.
1713 (plus_gtu<mode>): Same.
1715 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
1717 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1718 Move call_table_data to end. Delete spurious .text.
1719 (callt_save_all_interrupt): Fix comment typo.
1721 2005-08-17 James E Wilson <wilson@specifix.com>
1722 Kevin Winchester <winchester@amirix.com>
1725 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1727 2005-08-17 Uros Bizjak <uros@kss-loka.si>
1730 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1731 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1733 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
1735 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1736 record with the type of its only member if the modes don't match.
1738 * varasm.c (decode_reg_name): Skip empty additional register names.
1740 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
1742 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1743 lsm_tmp_name_length): New.
1744 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1745 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1747 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1748 Andreas Krebbel <krebbel1@de.ibm.com>
1750 * config.gcc: Added z9-109 switch.
1751 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1752 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1753 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1754 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1755 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1756 for "z9_109" cpu attribute.
1757 * config/s390/s390.c (z9_109_cost): New processor cost structure.
1758 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1759 (s390_handle_arch_option): Added z9-109 switch.
1760 (override_options): Set respective cost function for z9-109.
1761 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1762 (legitimate_reload_constant_p): Accept extended immediates.
1763 (print_operand): Three new output modifiers added: k, m and o.
1764 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1765 (s390_output_mi_thunk): Use extended immediate when possible.
1766 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1767 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1768 (CONSTRAINT_LEN): Added length of O constraint.
1769 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1770 * config/s390/s390.md ("cpu"): New value z9_109 added.
1771 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1772 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1773 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1774 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1775 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1776 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1777 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1778 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1779 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1780 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1781 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1782 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1783 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1784 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1785 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1787 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1788 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1789 insns for TARGET_EXTIMM.
1791 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
1793 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1795 2005-08-17 Nick Clifton <nickc@redhat.com>
1797 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1798 Call default_encode_section_info.
1800 2005-08-17 Steven Bosscher <stevenb@suse.de>
1802 PR tree-optimization/21574
1803 * tree-ssa-ccp.c (likely_value): If the right hand side is a
1804 constant, return CONSTANT.
1805 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1806 (ccp_fold, visit_assignment): Likewise.
1807 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1809 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1811 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1812 fold_buildN instead of buildN then fold_initializer or fold.
1813 (build_unary_op): Likewise.
1814 (build_binary_op): Likewise.
1815 * fold-const.c (fold_initializer): Remove.
1816 (fold_build1_initializer): New function.
1817 (fold_build2_initializer): New function.
1818 (fold_build3_initializer): New function.
1819 * tree.h (fold_initializer): Remove.
1820 (fold_build1_initializer): New function.
1821 (fold_build2_initializer): New function.
1822 (fold_build3_initializer): New function.
1824 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1826 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1827 (try_move_mult_to_index): Call fold_build2 instead of build2.
1828 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1829 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1830 fold_binary_to_constant.
1831 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1833 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1834 check if A == gcd (A, B). Remove TYPE argument.
1835 (analyze_offset) Use fold_build2 instead of fold (build.
1836 (create_data_ref): Likewise.
1837 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1838 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1841 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
1843 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1844 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1846 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
1849 * gimplify.c (zero_sized_type): New function.
1850 (gimplify_modify_expr_rhs): If we have a zero sized type,
1851 replace the statement with an empty statement.
1853 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
1855 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1858 2005-08-16 Ian Lance Taylor <ian@airs.com>
1860 * doc/tm.texi (Label Output): Correct typo.
1862 2005-08-16 Steven Bosscher <stevenb@suse.de>
1865 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1866 force_operand will work later on using have_insn_for.
1868 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1870 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1872 2005-08-16 Ian Lance Taylor <ian@airs.com>
1875 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1876 vector type, don't try to construct it element by element. Add an
1877 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1879 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1881 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1883 2005-08-16 Geoffrey Keating <geoffk@apple.com>
1885 * doc/invoke.texi (Precompiled Headers): Document some more options
1886 which are known to be safe.
1888 2005-08-16 James E Wilson <wilson@specifix.com>
1890 PR tree-optimization/21105
1891 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1892 TREE_OVERFLOW check.
1894 2005-08-16 David Edelsohn <edelsohn@gnu.org>
1896 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
1897 (neg_ltu<mode>): Same.
1899 (neg_gtu<mode>): Same.
1901 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1903 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
1904 (fold_builtin_isdigit): Use fold_buildN.
1905 (build_function_call_expr): Likewise.
1906 * c-typeck.c (c_finish_loop): Likewise.
1908 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
1909 Richard Shann <rshann@superh.com>
1911 PR middle-end/20396:
1912 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
1914 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
1916 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1918 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
1921 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1922 arm_compure_save_reg0_reg12_mask to determine when the PIC register
1925 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1928 * fold-const.c (build_range_check): Disable optimization for function
1929 pointer expressions on targets that require function pointer
1932 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
1934 * simplify-rtx.c (simplify_const_relational_operation): When
1935 extracting arguments of a COMPARE, recompute the mode as well.
1937 2005-08-15 Ian Lance Taylor <ian@airs.com>
1939 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1941 2005-08-15 DJ Delorie <dj@redhat.com>
1943 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1945 (movsi_splittable): Allow, but split, moves to the stack.
1946 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1949 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1951 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1952 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1953 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1955 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1956 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1957 Delete HOST_PTR_PRINTF.
1959 * configure, config.in: Regenerate.
1961 2005-08-15 David Edelsohn <edelsohn@gnu.org>
1963 * config/rs6000/rs6000.md (QHSI): New mode macro.
1964 (wd): Extend mode attr for QImode and HImode
1965 (dbits): New mode attr.
1966 (zero_extend<mode>di2): Convert to mode macro.
1968 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1971 * doc/invoke.texi (-mgnu-ld): Update description.
1974 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1977 * Makefile.in (tree-chrec.o): Depends on real.h.
1978 * tree-chrec.c: Include real.h.
1979 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1980 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1981 * tree-scalar-evolution.c (add_to_evolution_1,
1982 interpret_rhs_modify_expr): Ditto.
1984 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1987 * tree-data-ref.c (estimate_niter_from_size_of_data): When
1988 step is negative compute the estimation from init downwards to zero.
1990 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
1992 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1994 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1996 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1998 (legitimate_reload_constant_p): Fix handling of lliXX operands.
1999 Accept double-word constants that can be split.
2000 * config/s390/s390.md ("movti"): Use 'P' constraint.
2001 ("*movdi_31", "*movdf_31"): Likewise.
2003 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2005 Fix PR tree-optimization/22615
2007 * tree-ssa-structalias.c (solution_set_add): Handle
2008 first_vi_for_offset returning NULL.
2009 (do_da_constraint): Ditto.
2010 (do_sd_constraint): Ditto.
2011 (do_ds_constraint): Ditto
2012 (find_func_aliases): Ditto.
2013 (build_constraint_graph): RHS is allowed be ANYTHING.
2014 (first_vi_for_offset): Return NULL if we couldn't find anything at
2017 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2019 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2020 over memory as first operand.
2022 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2025 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2026 available for setting it.
2028 2005-08-14 Ira Rosen <irar@il.ibm.com>
2030 PR tree-optimization/23320
2031 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2032 data-refs' types instead of base object nullness. Add check for
2033 pointer type data-refs before first location comparison. Remove
2036 2005-08-14 Andreas Schwab <schwab@suse.de>
2038 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2040 2005-08-13 James E Wilson <wilson@specifix.com>
2042 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2043 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2044 -fstack-protector-all, --param ssp-buffer-size): Document.
2045 (-Wvariadic-macros): Alphabetize.
2046 (-fsched-stalled-insns-dep): Add missing 'f'.
2048 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2051 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2053 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2054 or indirect address operand.
2055 (EXTRA_ADDRESS_CONSTRAINT): New.
2056 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2058 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2060 PR tree-optimization/22236
2061 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2062 successors and predecessors.
2063 * tree-chrec.c (chrec_convert): Before converting, check that
2064 sequences don't wrap.
2065 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2066 (analyze_array): Extern.
2067 (find_data_references_in_loop): Remove call to
2068 compute_estimated_nb_iterations.
2069 * tree-data-ref.h (analyze_array): Declared.
2070 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2071 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2072 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2073 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2075 * tree-ssa-loop-ivcanon.c: Fix documentation.
2076 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2077 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2078 (infer_loop_bounds_from_undefined): New.
2079 (estimate_numbers_of_iterations_loop): Use
2080 infer_loop_bounds_from_undefined.
2081 (used_in_pointer_arithmetic_p): New.
2082 (scev_probably_wraps_p): Pass an extra parameter. Call
2083 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2084 (convert_step): Fix documentation.
2085 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2086 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2087 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2088 scev_probably_wraps_p.
2090 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2092 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2093 (s390_register_info): Ignore clobbered_regs information for fixed
2094 registers, and only fixed registers.
2095 (s390_init_frame_layout): Remove redundant call.
2097 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2099 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2100 description of -Wold-style-casts.
2102 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2103 Jakub Jelinek <jakub@redhat.com>
2105 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2106 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2107 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2108 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2109 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2110 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2111 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2112 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2113 ("stack_protect_set", "stack_protect_test"): New expanders.
2114 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2115 "stack_protect_testdi"): New insn definitions.
2117 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2119 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2121 2005-08-12 Paul Brook <paul@codesourcery.com>
2123 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2125 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2127 * config/s390/predicates.md (setmem_operand): New predicate.
2128 (shift_count_operand): Accept ANDs with special constants as
2130 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2131 with special constants.
2132 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2133 shift_count_operand with setmem_operand.
2135 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2137 * config/s390/s390.c (s390_extract_part, s390_single_part):
2139 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2140 (s390_output_mi_thunk): Don't use lg on 31 bit.
2141 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2142 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2144 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2146 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2147 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2148 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2149 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2150 with one of the new macros.
2152 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2154 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2155 Don't set save_return_addr_p.
2156 (s390_register_info): Make clobbered_regs not depending on
2159 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2161 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2162 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2164 2005-08-11 James E. Wilson <wilson@specifix.com>
2166 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2168 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2170 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2171 locations gathered by var-tracking in single entry loc_list
2172 over loc_descriptor_from_tree.
2174 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2175 pass it down to loc_descriptor.
2176 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2177 (containing_function_has_frame_base): Move earlier in the file.
2178 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2179 instead of always assuming fbreg can't be used.
2181 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2183 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2184 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2185 Accept address wrapped in AND for Altivec.
2186 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2187 Strip AND wrapping offset address for Altivec.
2189 2005-08-11 Richard Henderson <rth@redhat.com>
2192 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2193 before using TYPE_IS_SIZETYPE.
2195 2005-08-11 Richard Henderson <rth@redhat.com>
2198 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2199 insn types not present on ev4.
2200 (alphaev5_insn_pipe): Similarly.
2202 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2205 * arm.c (arm_override_options): If the user has selected callee-super-
2206 interworking, then enable normal interworking.
2208 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2210 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2213 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2215 * doc/rtl.texi: Fix two typos.
2217 2005-08-11 Richard Guenther <rguenther@suse.de>
2220 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2221 cases where we call to/from functions returning void.
2223 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2226 * tree.c (build_pointer_type_for_mode): Robustify.
2228 2005-08-10 James E Wilson <wilson@specifix.com>
2230 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2231 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2233 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2236 2005-08-10 Eric Christopher <echristo@apple.com>
2238 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2239 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2242 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2245 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2246 for the high part when generating dynamic-no-pic code.
2248 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2250 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2251 (x86_64-*-linux*): Likewise.
2253 * config/i386/crtfastmath.c: New file.
2254 * config/i386/t-crtfm: Likewise.
2256 * config/i386/linux.h (ENDFILE_SPEC): New.
2257 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2259 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2262 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2264 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2265 (vec_shl, vec_shr): Document new operations.
2266 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2268 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2270 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2271 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2272 change predicate to indexed_or_indirect_address.
2274 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2276 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2277 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2278 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2279 and __aeabi_uwrite8.
2280 * config/arm/unaligned-funcs.c: New file.
2281 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2283 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2285 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2287 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2288 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2290 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2291 * final.c (pass_shorten_branches): Add dump.
2292 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2293 (pass_life): Rename dump.
2294 (rest_of_handle_flow2): Remove initial verify_flow_info.
2295 * function.c (pass_instantiate_virtual_regs): Add dump.
2296 * integrate.c (pass_initial_value_sets): Add dump.
2297 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2298 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2299 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2300 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2301 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2302 gate_rtl_unrool_and_peel_loops): New.
2303 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2304 rtl_doloop): Do not look at flags.
2305 * mode-switching.c (pass_mode_switching): Add dump.
2306 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2307 pass_split_before_regstack): Add dump.
2308 * regmove.c (pass_stack_adjustments): Add dump.
2309 * tree-optimize.c (pass_fixup_cfg): Add dump.
2311 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2314 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2315 deciding which instruction sequence to use.
2317 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2319 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2320 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2322 2005-08-09 Richard Guenther <rguenther@suse.de>
2324 * c-common.c (builtin_function_2): Remove.
2325 (def_builtin_1): New function.
2326 (c_common_nodes_and_builtins): Use def_builtin_1 to
2327 build builtin functions.
2329 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2331 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2332 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2333 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2336 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2338 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2339 fold_binary instead of fold_build2 since we don't care about the
2341 (loop_niter_by_eval): Likewise.
2342 (compare_trees): Likewise.
2343 (proved_non_wrapping_p): Likewise.
2345 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2349 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2350 if the if is really empty.
2352 2005-08-09 Steven Bosscher <stevenb@suse.de>
2354 PR tree-optimization/23234
2355 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2356 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2357 argument of the new enum.
2358 (execute_cse_reciprocals): Add reciprocals for function arguments
2359 on the unique successor edge of the entry block. Update other calls
2360 to execute_cse_reciprocals_1.
2362 2005-08-08 Richard Henderson <rth@redhat.com>
2365 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2367 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2369 * expr.c (write_complex_part): Return after handling MEM.
2371 2005-08-08 Josh Conner <jconner@apple.com>
2373 PR rtl-optimization/23241
2374 * combine.c (simplify_comparison): Fix error in determining
2375 whether to lift a subreg from comparison.
2377 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2380 * config/rs6000/altivec.md (vec_init<mode>): New.
2381 (vec_set<mode>): New.
2382 (vec_extract<mode>): New.
2383 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2384 (rs6000_expand_vector_set): New.
2385 (rs6000_expand_vector_extract): New.
2386 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2387 for Altivec modes before reload.
2388 (altivec_expand_vec_init_builtin): New.
2389 (get_element_number): New.
2390 (altivec_expand_vec_set_builtin): New.
2391 (altivec_expand_vec_ext_builtin): New.
2392 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2394 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2396 * config/rs6000/rs6000.h (rs6000_builtins): Add
2397 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2398 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2399 * config/rs6000/rs6000-protos.h: Declare new functions.
2401 2005-08-08 Jan Hubicka <jh@suse.cz>
2403 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2404 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2405 * i386.md (movdi*): Use pic_32bit_operand.
2406 * predicates.md (pic_32bit_operand): New.
2408 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2411 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2413 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2415 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2416 (test_for_singularity): Use fold_build2.
2418 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2420 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2422 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2424 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2425 (COMMON_ASM_OP) Define.
2426 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2427 (ix86_encode_section_info): Likewise.
2428 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2429 SUBTARGET_ENCODE_SECTION_INFO.
2431 2005-08-06 Richard Henderson <rth@redhat.com>
2434 * tree-nested.c (convert_local_reference): Save and restore val_only
2435 around component_ref and friends. Clear walk_subtrees by default.
2437 2005-08-06 Peter O'Gorman <peter@pogma.com>
2440 * gcc.c (process_command): Check the argument to -b has a dash.
2441 * doc/invoke.texi: Update -b and -V docs.
2443 2005-08-06 James E Wilson <wilson@specifix.com>
2445 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2447 2005-08-06 Michael Matz <matz@suse.de>
2449 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2450 member only if only one insn is associated with the value.
2452 2005-08-06 Nick Clifton <nickc@redhat.com>
2454 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2456 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2457 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2458 Check symbol flags instead of symbol name mangling.
2459 (xstormy16_asm_output_aligned_common): Likewise. Also
2460 simplify code since the bss100_section cass is the only case
2461 where the below100 code will be triggered.
2462 (xstormy16_encode_section_info): Encode below100 attribute
2463 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2465 (xstormy16_strip_name_encoding): Delete - this function is no
2467 (TARGET_STRIP_NAME_ENCODING): Undefine.
2468 * config/stormy16/stormy16-protos.h: Delete prototype for
2469 xstormy16_strip_name_encoding.
2471 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2473 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2474 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2475 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2476 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2477 config/alpha/predicates.md, config/arc/arc.h,
2478 config/arm/arm.h, config/arm/ieee754-df.S,
2479 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2480 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2481 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2482 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2483 config/m68hc11/m68hc11.h, config/mips/mips.c,
2484 config/mips/mips.h, config/mips/openbsd.h,
2485 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2486 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2487 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2488 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2489 config/sparc/linux.h, config/sparc/linux64.h,
2490 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2491 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2492 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2493 typos. Follow spelling conventions.
2495 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2498 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2499 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2500 specially. Check for side effects only for COND_EXPR.
2501 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2502 return with TREE_NO_WARNING.
2504 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2506 PR rtl-optimization/23233
2507 * loop.c (combine_movables): Require the modes to be the same.
2508 (move_movables): Remove handling of cases where the replacement
2509 had a different mode to the original.
2511 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2513 PR tree-optimization/23128
2514 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2515 subtraction wrap, and set TREE_OVERFLOW if they do.
2517 2005-08-05 Richard Henderson <rth@redhat.com>
2520 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2521 FORCED_LABEL labels.
2523 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2526 * reload.c (find_reloads_subreg_address): Pass down TYPE
2527 unchanged. Change all callers except find_reloads_toplev.
2529 2005-08-05 Michael Matz <matz@suse.de>
2531 * genattrtab.c (current_alternative_string): Remove.
2532 (SIMPLIFY_ALTERNATIVE): Ditto.
2533 (attr_alt_bit_p): Ditto.
2534 (alternative_name): Make const char *.
2535 (evaluate_eq_attr): Remove use of above things.
2536 (simplify_test_exp): Ditto.
2537 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2538 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2540 2005-08-04 James E Wilson <wilson@specifix.com>
2542 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2543 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2544 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2545 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2546 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2548 2005-08-04 Richard Henderson <rth@redhat.com>
2551 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2552 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2553 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2554 if we'd have to instantiate too many members.
2556 2005-08-04 Richard Henderson <rth@redhat.com>
2559 * tree-outof-ssa.c (coalesce_asm_operands): New.
2560 (coalesce_ssa_name): Use it. Split out ...
2561 (coalesce_phi_operands, coalesce_result_decls): ... these.
2563 2005-08-04 Paul Brook <paul@codesourcery.com>
2565 * read-rtl.c (read_quoted_string): Break if EOF.
2567 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2569 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2570 (fold_build2): Likewise.
2571 (fold_build3): Likewise.
2572 (fold_build1_stat): New function prototype.
2573 (fold_build2_stat): Likewise.
2574 (fold_build3_stat): Likewise.
2575 * fold-const.c (fold_build1): Rename to ..
2576 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2577 through to build1_stat.
2578 (fold_build2): Rename to ..
2579 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2580 through to build2_stat.
2581 (fold_build3): Rename to ..
2582 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2583 through to build3_stat.
2585 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2586 Ian Lance Taylor <ian@airs.com>
2588 * function.c (assign_stack_local_1): Do not correct stack slot
2589 address if allocation size is smaller than mode size.
2591 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2594 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2595 (tree_merge_blocks): Propagate anything allowed by
2597 Clarify documentation.
2598 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2599 SSA form, schedule an update if necessary.
2601 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2603 * doc/install.texi (Binaries): Remove broken link to
2604 Sinix/Reliant Unix binaries.
2606 2005-08-03 Richard Henderson <rth@redhat.com>
2609 * function.c (stack_protect_epilogue): Export.
2610 * tree.h (stack_protect_epilogue): Declare.
2611 * calls.c (expand_call): Call it.
2613 2005-08-03 Eric Christopher <echristo@apple.com>
2615 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2616 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2619 2005-08-04 Jan Hubicka <jh@suse.cz>
2621 * profile.c (branch_prob): Split edges with goto locus on them
2622 to get proper line counts.
2623 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2625 2005-08-03 Paul Brook <paul@codesourcery.com>
2627 * function.c (assign_parms): Round current_function_args_size
2628 to PARM_BOUNDARY, not STACK_BOUNDARY.
2630 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2632 * config/i386/i386.c (x86_elf_aligned_common)
2633 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2635 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2637 PR tree-optimization/23157
2638 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2639 before emitting them.
2641 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2643 PR tree-optimization/19899
2644 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2645 * tree-scalar-evolution.c: Include real.h.
2646 (add_to_evolution): Build constant -1 of correct type.
2648 2005-08-03 Jan Hubicka <jh@suse.cz>
2650 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2651 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2652 profile updating for complette unrolling.
2653 * loop-unroll.c (peel_loop_completely): Use it.
2654 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2655 (tree_unroll_loops_completely): Disable code growing unrolling of cold
2658 2005-08-03 Paul Brook <paul@codesourcery.com>
2660 * combine.c (can_change_dest_mode): New function.
2661 (try_combine, simplify_set): Use it.
2663 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
2665 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2668 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
2670 * doc/install.texi (Specific): Adjust link to openavr.org.
2671 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2672 (Binaries): Adjust HP-UX Porting Center link.
2673 (Binaries): Adjust Free Software Foundation ordering link.
2675 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
2677 * convert.c (convert_to_integer): Use fold_build1 instead of
2678 build1 when converting an integer to an integer.
2680 2005-08-02 Richard Henderson <rth@redhat.com>
2682 * combine.c (combine_instructions): Don't use reg_equal/equiv
2683 results if the mode doesn't match.
2685 2005-08-02 Mark Mitchell <mark@codesourcery.com>
2687 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2688 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2690 2005-08-02 Richard Henderson <rth@redhat.com>
2693 * explow.c (memory_address): Remove special-case for
2694 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2696 2005-08-02 Diego Novillo <dnovillo@redhat.com>
2699 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2700 number of calls to cleanup_tree_cfg_1.
2702 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
2704 * doc/invoke.texi: document file extensions .F90 and .F95
2706 2005-08-02 Richard Guenther <rguenther@suse.de>
2708 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2709 positive if its first argument is positive.
2711 2005-08-02 Richard Guenther <rguenther@suse.de>
2713 PR tree-optimization/23177
2714 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2717 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
2719 PR tree-optimization/23129
2720 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2721 varying for divisions with anti-ranges.
2723 2005-08-02 Jan Hubicka <jh@suse.cz>
2725 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2726 * tree-ssa-threadupdate.c (thread_block): Add it here.
2728 2005-08-01 James E Wilson <wilson@specifix.com>
2730 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2731 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2732 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2734 * config/mips/predicates.md (const_call_insn_operand): Add check for
2735 SYMBOL_REF_LONG_CALL_P.
2736 * doc/extend.texi (long_call): Document the new attribute.
2738 2005-08-01 Ian Lance Taylor <ian@airs.com>
2739 Richard Henderson <rth@redhat.com>
2741 * Makefile.in (RTL_BASE_H): Add real.h.
2742 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2744 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2746 * rtl.c (rtl_check_failed_code_mode): New.
2747 * rtl.h (struct rtx_def): Add u.rv.
2748 (XCMWINT, XCNMPRV): New.
2749 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2750 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2752 2005-08-01 Richard Henderson <rth@redhat.com>
2754 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2755 with auto-inc codes.
2757 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2759 2005-08-01 Jan Hubicka <jh@suse.cz>
2761 * i386-protos.h (asm_preferred_eh_data_format): Declare.
2762 * i386.c: Include dwarf2.h
2763 (asm_preferred_eh_data_format): New.
2764 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2766 2005-08-01 Ian Lance Taylor <ian@airs.com>
2768 * config/host-linux.c (linux_gt_pch_get_address): Add new name
2769 randomize_va_space for virtual address randomization control.
2771 2005-08-01 Steven Bosscher <stevenb@suse.de>
2773 * common.opt (flag_ipa_cp): Put in right place to maintain
2776 2005-08-01 Jan Hubicka <jh@suse.cz>
2778 * profile.c (compute_value_histograms): Fix thinko.
2779 * value-prof.c: Include toplev.h
2780 (check_counter): New function.
2781 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2782 tree_mod_subtract_transform): Add sanity check.
2784 2005-08-01 Richard Guenther <rguenther@suse.de>
2786 PR tree-optimization/23133
2787 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2788 current functions parameter decls to find defs to cse
2791 2005-08-01 Richard Guenther <rguenther@suse.de>
2793 PR tree-optimization/23109
2794 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2795 If trapping math is in effect, use post-dominator information
2796 to check if we'd in any case reach a trapping point before
2797 doing the reciprocal insertion.
2798 (execute_cse_reciprocals): Compute post-dominators, if necessary.
2799 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2800 expressions are invariant only if trapping math is not in effect.
2802 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2804 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2805 cgraph_function_versioning): New declarations.
2806 * cgraphunit.c: Add include to ipa-prop.h.
2807 (update_call_expr, cgraph_copy_node_for_versioning,
2808 cgraph_function_versioning): New functions.
2809 * integrate.c (copy_decl_for_inlining): Remove.
2810 * ipa-prop.h (ipa_replace_map): New struct.
2811 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2812 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2813 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2814 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2815 ipcp_iterate_stage, ipcp_method_scale_print,
2816 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2817 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2818 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2819 ipcp_update_bb_counts, ipcp_update_profiling,
2820 ipcp_update_edges_counts): New functions.
2821 (ipcp_method_cval_init): Remove restriction regarding local methods.
2822 (ipcp_init_stage): Add ipcp_method_compute_scale.
2823 (ipcp_insert_stage): Add versioning.
2824 (ipcp_structures_print): Add ipcp_method_scale_print.
2825 (ipcp_driver): Dump profiling info.
2826 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2827 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2828 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2829 (struct inline_data): Add versioning_p, ipa_info, new fields.
2830 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2831 declare_return_variable): Replace calls to copy_decl_for_inlining with
2833 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2835 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2836 Add argument VERSIONING.
2837 (copy_arguments_for_versioning, copy_static_chain,
2838 function_versionable_p, tree_versionable_function_p,
2839 tree_function_versioning, replace_ref_tree): New functions.
2840 * tree-inline.h: Include varray.h.
2841 (tree_versionable_function_p, tree_function_versioning,
2842 tree copy_decl_for_dup): New declarations.
2844 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2846 * ipa-cp.c: New file. Contains IPCP specific functionality.
2847 * ipa-prop.h: New file. Contains structures/definitions that can be
2848 used by several interprocedural data flow optimizations (and also IPCP).
2849 * ipa-prop.c: New file.
2850 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2851 * common.opt: Add ipa-cp flag.
2852 * timevar.def: Add IPCP optimization.
2853 * tree-optimize.c (init_tree_optimization_passes): Schedule
2855 * tree-pass.h (pass_ipa_cp): Declare.
2857 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
2859 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2860 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2861 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2862 config/i386/i386.c, config/mips/mips.h,
2863 config/rs6000/rs6000.h, config/sh/sh.c,
2864 config/stormy16/stormy16.c: Fix comment typos.
2866 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
2869 * c-typeck.c (build_binary_op): Use common_type wrapper on
2871 (common_type): Update comment.
2873 2005-07-31 Steven Bosscher <stevenb@suse.de>
2876 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2877 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2878 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2880 2005-07-31 Jan Hubicka <jh@suse.cz>
2882 * pretty-print.h (pp_widest_integer): New macro.
2883 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
2886 2005-07-31 Jan Hubicka <jh@suse.cz>
2888 * output.h (enum section_category): Export from varasm.c
2889 (categorize_decl_for_section): Likewise.
2890 * varasm.c (enum section_category): Kill.
2891 (categorize_decl_for_section): Make global.
2892 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
2894 * i386.c (ix86_section_threshold): New static variable.
2895 (ix86_in_large_data_p, ix86_encode_section_info,
2896 x86_64_elf_unique_section,
2897 x86_64_elf_select_section): New functions.
2898 (TARGET_ENCODE_SECTION_INFO): Define
2899 (override_options): Enable medium model for PIC.
2900 (ix86_expand_prologue): Expand gen_set_got_rex64.
2901 (legitimate_constant_p): Handle new UNSPECs.
2902 (legitimate_pic_address_disp_p): Likewise.
2903 (legitimize_pic_address): Lower MEDIUM model addressing.
2904 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
2905 (enum cmodel): Add MEDIUM_PIC.
2906 (SYMBOL_REF_FAR_ADDR_P): New macro.
2907 (SYMBOL_FLAG_FAR_ADDR): New flag.
2908 * i386.md (movdi): Support medium model.
2909 (set_got_rex64): New pattern.
2910 * i386.opt (mlarge-data-threshold): New flag.
2911 * predicates.md (zext_operand/sext_operand): Deal with medium model.
2912 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
2913 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
2914 TARGET_ASM_UNIQUE_SECTION): New.
2916 * invoke.texi (-mlarge_data_threshold): Document
2918 2005-07-31 Jan Hubicka <jh@suse.cz>
2920 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2921 (coalesce_vars): Likewise.
2922 * tree-ssa-live.c (coalesce_cost): New.
2923 (build_tree_conflict_graph): Use coalesce_cost.
2924 * tree-ssa-live.h (coalesce_cost): Declare.
2926 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
2928 * arm.md (all peepholes for post-increment operations): Delete.
2929 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2930 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2931 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2932 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2933 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2935 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
2937 * fold-const.c (tree_expr_nonnegative_p): Always return true for
2940 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
2943 * doc/invoke.texi: Document -rdynamic.
2945 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
2948 * c-parser.c (c_parser_parms_list_declarator): Call
2949 mark_forward_parm_decls.
2950 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2951 decls with visibility structure.
2953 2005-07-30 Paul Brook <paul@codesourcery.com>
2955 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2957 2005-07-30 Paul Brook <paul@codesourcery.com>
2959 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2961 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2963 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2965 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2968 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2969 nested function declarators.
2970 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2971 (grokparms): Call warn_if_shadowing for parameters used within the
2973 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2974 not used within the parameter list.
2975 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2977 2005-07-30 Jan Hubicka <jh@suse.cz>
2979 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2980 * i386.c (ix86_fixup_binary_operands): Likewise.
2981 (ix86_expand_unary_operator): Likewise.
2982 (ix86_expand_fp_absneg_operator): Likewise.
2983 * optabs.c (expand_vec_cond_expr): Validate dest.
2985 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2988 * real.c (real_from_string): Also set last bit if there is a
2989 nonzero hex digit beyond GCC's internal precision after ".".
2991 2005-07-29 David Edelsohn <edelsohn@gnu.org>
2993 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2994 define_constants. Change duplicate values to unassigned numbers.
2995 Change UNSPEC_SUBS to UNSPEC_VSUBS.
2996 (*altivec_vspltsf): New.
2997 (altivec_vperm_v4sf): Delete.
2998 (altivec_vperm_<mode>): Use mode macro V.
2999 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3000 (altivec_predicate_v4sf): Delete.
3001 (altivec_predicate_<mode>): Use mode macro V.
3002 (*altivec_lvesfx): New.
3003 (*altivec_stvesfx): New.
3004 (vec_realign_load_v4sf): Delete.
3005 (vec_realign_load_<mode>): Use mode macro V.
3006 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3009 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3012 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3014 * configure: Regenerated.
3016 2005-07-29 Paul Brook <paul@codesourcery.com>
3018 * doc/install.texi: Add link to GFortran binaries wiki page.
3020 2005-07-29 David Ung <davidu@mips.com>
3022 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3023 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3024 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3025 * config/mips/mips.md (cpu): Add 5kf name.
3026 (includes): Includes 5k.md.
3027 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3028 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3031 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3034 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3035 (cleanup_tree_cfg): ... here.
3036 Call cleanup_tree_cfg_1 until there are no more cleanups to
3039 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3041 * tree-vrp.c (compare_range_with_value): Return true or false
3042 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3043 EQ_EXPR respectively.
3045 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3047 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3050 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3052 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3053 (tree_ssa_dominator_optimize): Increment it.
3054 (dump_dominator_optimization_stats): Print it.
3056 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3057 Steven Bosscher <stevenb@suse.de>
3059 PR rtl-optimization/23117
3060 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3061 when head == tail. Tidy comment.
3063 2005-07-28 Richard Henderson <rth@redhat.com>
3065 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3066 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3067 * jump.c (rtx_renumbered_equal_p): Likewise.
3068 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3069 CONST_INT and CONST_DOUBLE.
3070 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3071 * reload.c (operands_match_p): Special case CONST_INT and
3072 CONST_DOUBLE; check mode earlier.
3074 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3077 * c-typeck.c (convert_for_assignment): Do not check
3078 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3080 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3083 * c-typeck.c (composite_type): Prefer constant size arrays to
3086 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3089 * real.c (real_from_string): Set last bit if there is a nonzero
3090 hex digit beyond GCC's internal precision.
3092 2005-07-28 Richard Henderson <rth@redhat.com>
3095 * cfgcleanup.c (try_forward_edges): Watch out for end of
3098 2005-07-28 James E Wilson <wilson@specifixinc.com>
3101 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3103 2005-07-28 Jan Hubicka <jh@suse.cz>
3105 * Makefile.in (rtl-profile.o): Kill all traces of it.
3106 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3107 * coverage.h (rtl_coverage_counter_ref): Kill.
3108 * opts.c (flag_speculative_prefetching_set): Kill.
3109 (flag_loop_optimize_set): New.
3110 (common_handle_option): Disable loop optimizer when profiling;
3111 do not handle speculative prefetching.
3112 * passes.c (init_optimization_passes): Replace pass_profiling combo
3113 by branch_prob pass.
3114 * profile.c (compute_value_histograms): Update for simplified value
3116 (rtl_register_profile_hooks): Kill.
3117 (pass_profiling): Kill.
3118 (rest_of_handle_branch_prob): Do not profile.
3119 * toplev.c (process_options): Remove speculative prefetching.
3120 * toplev.h (flag_tree_based_profiling): Kill.
3121 * tree-profile.c (prepare_instrumented_value,
3122 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3123 tree_gen_one_value_profiler, do_tree_profiling): Update for
3124 simplified datastructures.
3125 * value-prof.c: Add comment that speculative prefetching was dropped;
3126 update rest of file for simplified datastructures.
3127 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3128 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3129 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3130 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3131 rtl_mod_subtract, gen_speculative_prefetch,
3132 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3133 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3134 (gate_handle_value_profile_transformations,
3135 rest_of_handle_value_profile_transformations,
3136 pass_value_profile_transformations): Kill.
3137 * value-prof.h (histogram_value_t): Remove IL based unions.
3138 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3139 rtl_profile_hooks): Remove hooks.
3141 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3143 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3144 (cgraph_clone_node): Likewise.
3145 * cgraph.h (cgraph_clone_edge): Update prototype.
3146 (cgraph_clone_node): Likewise.
3147 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3149 (lookup_recursive_calls): Consider profile.
3150 (cgraph_decide_recursive_inlining): Fix updating; use new
3151 probability argument; use profile.
3152 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3153 * tree-inline.c (copy_bb): Update clal of clone_edge.
3154 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3156 * invoke.texi (min-inline-recursive-probability): Document.
3158 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3160 * doc/install.texi (Configuration): Update Valgrind homepage.
3162 2005-07-28 Richard Henderson <rth@redhat.com>
3165 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3166 labels we want to delete.
3167 (cfg_layout_merge_blocks): Likewise.
3169 2005-07-28 Richard Henderson <rth@redhat.com>
3172 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3173 when expanding to nothing.
3175 2005-07-28 Josh Conner <jconner@apple.com>
3177 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3178 (cgraph_decide_inlining_of_small_functions): Likewise.
3180 2005-07-28 Josh Conner <jconner@apple.com>
3182 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3183 direction of badness if negative.
3184 (cgraph_default_inline_p): Add reason to parameters, and assign it
3186 (cgraph_decide_inlining_of_small_functions): New parameter in call
3187 to cgraph_default_inline_p.
3188 (cgraph_decide_inlining_incrementally): Likewise.
3189 * cgraphunit.c (decide_is_function_needed): Likewise.
3190 * cgraph.h (cgraph_default_inline_p): Likewise.
3192 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3194 * builtins.c: Fix comment typo(s).
3195 * genautomata.c: Likewise.
3196 * gimplify.c: Likewise.
3197 * tree-dfa.c: Likewise.
3198 * tree-flow-inline.h: Likewise.
3199 * tree-into-ssa.c: Likewise.
3200 * tree-ssa-alias.c: Likewise.
3201 * tree-ssa-ccp.c: Likewise.
3202 * tree-ssa-copy.c: Likewise.
3203 * tree-ssa-dce.c: Likewise.
3204 * tree-ssa-dom.c: Likewise.
3205 * tree-ssa-operands.c: Likewise.
3206 * tree-tailcall.c: Likewise.
3207 * tree-vectorizer.c: Likewise.
3208 * tree-vrp.c: Likewise.
3211 2005-07-28 Jeff Law <law@redhat.com>
3213 * tree-vrp.c (test_for_singularity): Extracted from ...
3214 (simplify_cond_using_ranges): Attempt to simplify a relational
3215 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3217 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3219 PR tree-optimization/22506
3220 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3221 phis whose argument is constant.
3223 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3225 PR rtl-optimization/18992
3226 Back out this patch:
3227 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3228 PR optimization/12142
3229 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3230 uses of the register in the SET_SRC. Remove unnecessary argument.
3232 Replace it with this:
3233 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3234 if flag_non_call_exceptions is set and the insn may trap, pass
3235 pc_rtx as dest for recursion.
3236 In SET_SRC part of SET case, if dest is already set, pass it down
3239 2005-07-28 Jan Hubicka <jh@suse.cz>
3241 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3242 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3243 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3245 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3246 profile when available.
3248 2005-07-28 Jan Beulich <jbeulich@novell.com>
3250 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3251 (ia64_print_operand): Describe and handle 'X'.
3252 (ia64_register_move_cost): Also handle FP_REGS.
3253 (ia64_preferred_reload_class): Likewise.
3254 (ia64_secondary_reload_class): Likewise.
3255 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3256 it. Also check for ITANIUM_CLASS_FLDP.
3257 * config/ia64/ia64.h (FP_REGNO_P): New.
3258 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3259 (reg_class): Add FP_REGS.
3260 (REG_CLASS_NAMES): Adjust for it.
3261 (REG_CLASS_CONTENTS): Likewise.
3262 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3263 (REG_CLASS_FROM_LETTER): Handle 'x'.
3264 (CLASS_MAX_NREGS): Handle FP_REGS.
3265 (MEMORY_MOVE_COST): Likewise.
3266 * config/ia64/ia64.md (itanium_class): Add fldp.
3267 (type): Handle fldp.
3268 (movti_internal): More allowable operand combinations. Use ldfp8 when
3269 splitting unnecessary. Remove predicable attribute. Adjust
3270 itanium_class attribute.
3271 (smuldi3_highpart): Remove outdated comment.
3272 (mulditi3, umulditi3, rotlti3): New expanders.
3273 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3274 (absti2): Disabled new insn for future reference.
3275 Respective new splitters.
3276 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3277 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3278 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3280 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3282 PR rtl-optimization/23047
3283 * simplify-rtx.c (simplify_const_relational_operation): Respect
3284 flag_wrapv for comparisons with ABS.
3286 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3288 PR tree-optimization/22493
3289 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3290 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3292 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3294 * config/frv/frv.opt (moptimize-membar): New.
3296 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3298 * config/frv/frv.h: Remove machine_function definition.
3300 * config/frv/frv.c (struct frv_io): New.
3301 (struct machine_function): Moved from frv.h. Add has_membar_p.
3302 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3303 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3304 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3305 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3306 (frv_reorg): Call frv_optimize_membar when appropriate.
3307 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3308 (frv_expand_builtin): Adjust calls accordingly.
3309 (frv_io_address_cookie): New function.
3310 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3311 load or store rather than a special insn. Add ccnstant address and
3312 io-type operands to the membar.
3313 (frv_ifcvt_modify_tests): Unsign regno.
3314 (frv_ifcvt_modify_tests): Same.
3316 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3317 UNSPEC_OPTIONAL_MEMBAR constant.
3318 (builtin_read_<mode>): Delete.
3319 (builtin_write_<mode>): Delete.
3320 ("optional_membar_<mode>"): Add operand.
3322 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3323 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3324 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3325 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3326 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3327 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3328 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3329 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3330 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3332 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3334 * df.c (df_uses_record): Handle SCRATCH.
3336 2005-07-28 Steven Bosscher <stevenb@suse.de>
3339 * passes.c (rest_of_decl_compilation): If decl is a type and
3340 we have encountered errors, don't emit debug information.
3342 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3344 * params.def: Fixed comment.
3346 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3349 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3350 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3351 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3353 2005-07-27 Steven Bosscher <stevenb@suse.de>
3356 * varasm.c (assemble_start_function): Don't do anything that may
3357 require a CFG if the current function is a thunk.
3359 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3361 * doc/install.texi (Prerequisites): Mention that perl is needed
3362 to do export control in libstdc++ targetting Darwin.
3364 2005-07-27 Steven Bosscher <stevenb@suse.de>
3366 PR rtl-optimization/17808
3367 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3368 (sched_insns_conditions_mutex_p): Split out from...
3369 (add_dependence): ...here. But don't call it from here.
3370 (add_dependence_list): Check sched_insns_conditions_mutex_p
3371 before calling add_dependence.
3372 (add_dependence_list_and_free): Likewise.
3373 (fixup_sched_groups): Likewise.
3374 (sched_analyze_1): Likewise.
3375 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3376 (sched_analyze): Likewise.
3377 (sched_analyze_insn): Likewise.
3378 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3379 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3380 dependencies on all COND_EXEC insns to jumps ending basic blocks
3381 when doing intrablock scheduling.
3382 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3384 2005-07-27 Jeff Law <law@redhat.com>
3386 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3387 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3388 equivalency sets, correctly handle the case were vr0 has an
3389 equivalency set, but vr1 does not.
3391 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3393 PR tree-optimization/23073
3394 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3395 vect_print_dump_info before fprintf.
3397 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3399 PR tree-optimize/22348
3400 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3401 Fold the partial computation.
3403 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3405 PR tree-optimization/22325
3406 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3408 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3410 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3411 (force_var_cost): ... this function.
3412 (compute_phi_arg_on_exit): Export.
3414 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3416 PR tree-optimization/20773
3417 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3420 2005-07-27 Richard Guenther <rguenther@suse.de>
3422 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3423 Avoid pushing again if current struct contains only
3424 fields we decomposed.
3426 2005-07-27 Jan Hubicka <jh@suse.cz>
3428 PR tree-optimization/22574
3429 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3432 * tree-tailcall.c (decrease_profile): New function.
3433 (eliminate_tail_call): Use it.
3435 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3436 visibility flags correctly in whole program mode.
3438 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3440 PR rtl-optimization/22472
3441 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3443 2005-07-26 Steven Bosscher <stevenb@suse.de>
3445 PR tree-optimization/22504
3446 * tree-complex.c (expand_complex_addition): Use 'code' instead
3447 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3449 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3451 * config.gcc (cpu_type): Add frv case.
3452 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3453 (supported_defaults): Add fr550 case.
3455 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3458 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3459 whether a pointer of type T * may point to objects of type T *.
3461 2005-07-26 DJ Delorie <dj@redhat.com>
3463 * configure: Regenerate.
3465 2005-07-26 Dale Johannesen <dalej@apple.com>
3467 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3469 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3471 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3472 Clarify use of "build" in name.
3474 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3476 * doc/extend.texi (Raw read/write Functions): New section.
3477 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3478 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3479 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3480 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3481 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3482 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3483 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3484 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3485 * config/frv/frv.c: Add bdesc_loads global.
3486 Add bdesc_stores global.
3487 (frv_init_builtins): Add support for __builtin_{read/write}*.
3488 (frv_volatile_memref): New.
3489 (frv_expand_load_builtin): New.
3490 (frv_expand_store_builtin): New.
3491 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3492 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3493 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3494 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3495 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3496 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3497 (builtin_read_<mode>): New.
3498 (builtin_write_<mode>): New.
3499 (builtin_write64): New.
3500 (optional_membar_<mode>): New.
3502 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3504 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3505 (rather than units) against HOST_BITS_PER_WIDE_INT.
3507 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3509 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3510 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3511 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3512 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3515 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3516 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3517 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3519 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3521 2005-07-26 Richard Guenther <rguenther@suse.de>
3523 PR tree-optimization/22486
3524 * fold-const.c (fold_unary): Fold away useless component
3525 references of the form (T *)&T.x, if the address
3528 2005-07-25 James E Wilson <wilson@specifixinc.com>
3530 * dwarf2out.c (add_call_src_coords_attributes): New.
3531 (gen_inlined_subroutine_die): Call it.
3532 (maybe_emit_file, init_file_table): Add comments.
3533 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3535 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3536 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3537 * tree.h (BLOCK_SOURCE_LOCATION): New.
3538 (struct tree_block): New field locus.
3540 2005-07-26 Andreas Schwab <schwab@suse.de>
3542 PR rtl-optimization/23043
3543 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3544 when allocating a struct unoccr.
3546 2005-07-25 Richard Henderson <rth@redhat.com>
3549 * tree-complex.c (gate_no_optimization): True if errors.
3550 * Makefile.in (tree-complex.o): Update dependencies.
3552 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3554 * config/frv/predicates.md (integer_register_operand): Use
3557 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3560 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3562 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3564 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3566 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3567 types when flag_unsafe_math_optimizations is true.
3569 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3571 * gcc.c (option_map): Add --sysroot.
3572 (process_command): Handle --sysroot.
3573 (display_help): Document it.
3574 * doc/cppopts.tex (-isysroot): Document.
3575 * doc/invoke.texi (--sysroot): Document.
3576 * doc/install.texi (--with-build-sysroot): Document.
3578 * Makefile.in (inhibit_libc): New variable.
3579 (INHIBIT_LIBC_CFLAGS): Likewise.
3580 (LIBGCC2_CFLAGS): Include
3581 $(INHIBIT_LIBC_CFLAGS).
3582 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3583 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3584 ($(T)crtend.o): Likewise.
3585 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3586 ($(T)crtendS.o): Likewise.
3587 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3588 ($(T)crtendT.o): Likewise.
3589 (stmp-fixinc): Do not complain about missing headers if
3591 * configure.ac (inhibit_libc): Set it to true/false.
3592 (--with-build-sysroot): New option. Use it to set
3594 * configure: Regenerated.
3596 2005-07-25 Manfred Hollstein <mh@suse.com>
3598 * calls.c (store_one_arg): Fix unsigned comparison warning.
3600 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3603 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3604 (ggc_print_statistics): Initialize variable before use.
3606 2005-07-25 Richard Guenther <rguenther@suse.de>
3608 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3609 calling with a PHI_NODE argument.
3611 * tree-flow-inline.h (overlap_subvar): Protect against
3614 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3616 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3617 * configure: Regenerate.
3619 2005-07-25 Ira Rosen <irar@il.ibm.com>
3621 * expr.c (highest_pow2_factor): Make extern.
3622 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3623 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3624 record_array_differ_p, array_ptr_differ_p): Likewise.
3625 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3626 additional cases. Call the above functions.
3627 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3628 base_object_differ_p when there are two base objects. Otherwise, compare
3629 base address and offset. Call may_alias_p.
3630 (dump_data_reference): Use a correct field name.
3631 (analyze_array): Make static. Initialize new data-ref fields.
3632 (analyze_indirect_ref): New function.
3633 (init_data_ref): Initialize new data-ref fields.
3634 (strip_conversion): Moved from tree-vect-analyze.c.
3635 (analyze_offset_expr, get_ptr_offset, address_analysis,
3636 object_analysis): Likewise.
3637 (analyze_offset): New function.
3638 (create_data_ref): Likewise.
3639 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3640 dimensions for ARRAY_REFs only.
3641 (build_classic_dist_vector): Make static.
3642 (access_functions_are_affine_or_constant_p): Call macro to get the
3643 address of access functions.
3644 (compute_all_dependences): Add new parameter
3645 compute_self_and_read_read_dependences. Compute self and read-read
3646 dependences if it is true.
3647 (find_data_references_in_loop): Call create_data_ref. Initialize new
3649 (compute_data_dependences_for_loop): Add new parameter
3650 compute_self_and_read_read_dependences. Remove parameter nb_loops,
3651 compute nb_loops. Call compute_all_dependences,
3652 build_classic_dist_vector and build_classic_dir_vector with correct
3654 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3655 with correct parameters. Compare dimensions for ARRAY_REFs only.
3656 (free_data_refs): Call macro to free access functions.
3657 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3658 fields from stmt_vinfo.
3659 (struct base_object_info): New structure.
3660 (struct data_reference): Move fields to base_object_info. Add fields
3661 first_location and object_info for above structures. Move fields from
3662 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3663 aligned_to. Add macros to access the new fields.
3664 Update functions declarations.
3665 * tree-flow.h (is_aliased_with): Declare.
3666 * tree-loop-linear.c (linear_transform_loops): Call
3667 compute_data_dependences_for_loop with correct parameters.
3668 * tree-ssa-alias.c (is_aliased_with): New function.
3669 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3670 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3671 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3672 vect_base_addr_differ_p, compute_subscript_distance and
3673 build_classic_dist_vector. Add printings. Check absolute value of
3675 (vect_analyze_data_ref_dependences): Go through ddrs instead of
3677 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3678 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3679 to bytes. Add printing.
3680 (vect_compute_data_refs_alignment): Go through loads and stores in one
3682 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3683 vect_analyze_data_ref_access): Likewise.
3684 (vect_analyze_pointer_ref_access): Remove.
3685 (vect_address_analysis, vect_object_analysis): Likewise.
3686 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3687 and analyze data-refs in the loop.
3688 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3689 fields of data-ref instead of stmt. Add init to the offset from the
3691 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3692 (vect_update_init_of_dr): Likewise.
3693 (vect_update_inits_of_drs): Go through loads and stores in one loop.
3694 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3696 (new_loop_vec_info): Initialize new fields.
3697 (destroy_loop_vec_info): Free new fields.
3698 (vect_strip_conversion): Remove.
3699 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3700 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3701 datarefs. Add new field ddrs.
3702 Add macros for the new fields access.
3703 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3704 base_aligned_p, misalignment, memtag, ptr_info and subvars.
3705 Remove their macros.
3706 * tree.h (highest_pow2_factor): Declare.
3708 2005-07-25 Jakub Jelinek <jakub@redhat.com>
3710 * calls.c (store_one_arg): Check for sibling call MEM arguments
3711 from already clobbered incoming argument area.
3713 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3715 * c-common.c (check_missing_format_attribute): New.
3716 * c-common.h (check_missing_format_attribute): Likewise.
3717 * c-typeck.c (convert_for_assignment): Use it.
3719 2005-07-24 Andreas Schwab <schwab@suse.de>
3721 * config/m68k/m68k.md ("extendqidi2"): When source is an address
3722 register use a word move. Correct operand of ext.w in 68000 code.
3724 2005-07-23 Mark Mitchell <mark@codesourcery.com>
3726 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3727 variables as declarations, rather than definitions.
3729 2005-07-24 Ira Rosen <irar@il.ibm.com>
3731 PR tree-optimization/22526
3732 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3735 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3737 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3738 that C99 reserve for future use. Use it to define clog10,
3739 clog10f and clog10l.
3741 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3743 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3744 * configure.ac: Check for -Wmissing-format-attribute.
3746 * configure: Regenerate.
3748 2005-07-23 Richard Henderson <rth@redhat.com>
3750 PR tree-optimization/22623
3751 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3753 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
3756 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3758 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3760 * Makefile.in (C_TREE_H): Update dependencies.
3761 * c-tree.h: Include toplev.h.
3762 * diagnostic.h (diagnostic_set_info): Add format attribute.
3763 * rtl-error.c (diagnostic_for_asm): Likewise.
3765 2005-07-23 Chao-ying Fu <fu@mips.com>
3767 * config/mips/mips-dsp.md: New file.
3768 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3769 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3771 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3772 MIPS_BUILTIN_BPOSGE32.
3773 (mips_expand_builtin_direct): Add one parameter to indicate that
3774 builtin functions need to return a value.
3775 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3777 (mips_regno_to_class): Add classes for 12 new DSP registers.
3778 (mips_subword): Change to check four HI registers.
3779 (mips_output_move): Output move to and from 6 new DSP accumulators.
3780 (override_options): Make sure -mdsp and -mips16 are not used together.
3781 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
3783 (mips_conditional_register_usage): Disable 6 new DSP accumulators
3785 (print_operand): Add 'q' for printing DSP accumulators.
3786 (mips_cannot_change_mode_class): Check ACC_REGS.
3787 (mips_secondary_reload_class): Check ACC_REGS.
3788 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3789 (mips_register_move_cost): Check ACC_REGS.
3790 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3791 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3792 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3793 (dsp_bdesc): New array.
3794 (bdesc_arrays): Add DSP builtin function table.
3795 (mips_prepare_builtin_arg): Check predicate again after
3797 (mips_expand_builtin): Add one more parameter to
3798 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3799 MIPS_BUILTIN_BPOSGE32.
3800 (mips_init_builtins): Initialize new function types.
3801 (mips_expand_builtin_direct): Check if builtin functions need to
3802 return a value and pass operands properly.
3803 (mips_expand_builtin_bposge): New function.
3804 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3805 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3806 (FIRST_PSEUDO_REGISTER): Increase to 188.
3807 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3808 Update for 12 new DSP registers.
3809 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3810 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3811 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3812 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3813 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3814 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3815 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3816 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3817 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3818 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3819 (REGISTER_NAMES): Add names for 12 new DSP registers.
3820 * config/mips/mips.md: Include mips-dsp.md.
3821 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3822 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3823 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3824 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3825 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3826 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3827 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3828 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3829 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3830 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3831 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3832 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3833 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3834 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3835 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3836 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3837 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3838 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3839 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3840 (UNSPEC_RDDSP): New constants.
3841 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3842 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
3844 * config/mips/mips.opt (-mdsp): New option.
3845 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3846 (reg_imm10_operand): New predicates.
3847 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3848 * doc/invoke.texi (-mdsp): Document new option.
3850 2005-07-22 DJ Delorie <dj@redhat.com>
3852 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3854 * tree-inline.c (inlinable_function_p): Likewise.
3856 2005-07-22 Mark Mitchell <mark@codesourcery.com>
3859 * toplev.c (check_global_declarations): Do not mark undefined
3860 variables as DECL_IGNORED_P.
3861 * varasm.c (first_global_object_name): GTY it.
3862 (weak_global_object_name): Likewise.
3863 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3864 a string to go into {weak,first}_global_object_name.
3866 2005-07-22 DJ Delorie <dj@redhat.com>
3868 * c-format.c (check_function_format): Change warning control
3869 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3871 2005-07-22 Diego Novillo <dnovillo@redhat.com>
3873 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3874 &PTR->FLD a dereference of PTR.
3875 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3876 a potential dereference of PTR.
3878 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3880 PR rtl-optimization/20370
3881 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3882 call allocate_reg_info if necessary.
3884 PR rtl-optimization/21848
3885 * calls.c (emit_library_call_value_1): For const functions, add
3886 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
3888 PR rtl-optimization/22445
3889 * cselib.c (target.h): Include.
3890 (rtx_equal_for_cselib_p): Allow commutative matches.
3891 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
3892 Remove MODE parameter. Changed all callers.
3894 PR rtl-optimization/22258
3895 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
3897 (try_combine): Use likely_spilled_retval_p.
3899 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
3901 * config.gcc: Add crx-elf support.
3903 * doc/contrib.texi: Mention crx.
3904 * doc/extend.texi: Document crx extensions.
3905 * doc/install.texi: Document crx install.
3906 * doc/invoke.texi: Document crx options.
3907 * doc/md.texi: Document crx constraints.
3909 * config/crx/crx-protos.h: New file.
3910 * config/crx/crx.c: New file.
3911 * config/crx/crx.h: New file.
3912 * config/crx/crx.md: New file.
3913 * config/crx/crx.opt: New file.
3914 * config/crx/t-crx: New file.
3916 2005-07-22 Manfred Hollstein <mh@suse.com>
3918 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3920 (int_add_graph_edge): Likewise.
3921 (collapse_nodes): Likewise.
3922 (process_unification_queue): Likewise.
3924 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3925 Laurent GUERBY <laurent@guerby.net>
3927 PR tree-optimization/22336
3928 * function.c (record_block_change): Check for
3929 cfun->ib_boundaries_block.
3931 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
3933 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3934 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3936 2005-07-21 DJ Delorie <dj@redhat.com>
3938 * toplev.c (warn_deprecated_use): Add warning control to warning
3940 * c-typeck.c (parser_build_binary_op): Likewise.
3941 (c_finish_if_stmt): Likewise.
3942 * c-common.c (check_function_sentinel): Likewise.
3943 (check_nonnull_arg): Likewise.
3945 2005-07-21 Richard Henderson <rth@redhat.com>
3948 * tree-complex.c (complex_ssa_name_components): New.
3949 (cvc_lookup): Allow entry not found.
3950 (create_components): Remove.
3951 (create_one_component_var, get_component_var): New.
3952 (get_component_ssa_name, set_component_ssa_name): New.
3953 (extract_component): Use get_component_ssa_name.
3954 (update_complex_components): Use set_component_ssa_name.
3955 (update_complex_components_on_edge): Likewise.
3956 (update_phi_components): Create new PHI nodes directly, instead
3957 of adding insns to edges.
3958 (tree_lower_complex): Allocate and free complex_variable_components
3959 and complex_ssa_name_components here.
3961 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
3963 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3964 revert to returning false.
3966 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3969 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3971 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3974 * config/i386/i386.md (cmpxf): Change operand constraints
3975 to "nonmemory_operand".
3977 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3979 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3981 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3984 * fold-const.c (fold_build1): Add checksum for the operands.
3985 (fold_build2): Likewise.
3986 (fold_build3): Likewise.
3988 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3991 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3993 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3995 * common.opt (-fforward-propagate): Committed by mistake,
3998 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4000 * reg-stack.c: Fix comment typo(s).
4001 * tree-ssa-operands.c: Likewise.
4002 * tree-vectorizer: Likewise.
4004 2005-07-21 Nick Clifton <nickc@redhat.com>
4006 * config/sh/symbian.c: Replace C++ style line comments with C
4007 style line comments.
4008 (symbian_add_attribute): Do not use a ? operator on the LHS of
4010 (sh_symbian_handle_dll_attribute): Change the type of the
4011 method vector to "VEC(tree,gc)*" and use vector accessor
4012 macros to walk over the elements.
4013 (symbian_export_vtable_and_rtti_p): Likewise.
4014 (symbian_class_needs_attribute_p): Likewise.
4016 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4019 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4020 initialize targetm.resolve_overloaded_builtin here.
4021 (altivec_expand_overloaded_builtin): Make it non-static.
4022 * config/rs6000/rs6000-protos.h
4023 (altivec_expand_overloaded_builtin): New prototype.
4024 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4025 targetm.resolve_overloaded_builtin here.
4026 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4028 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4029 Zdenek Dvorak <dvorakz@suse.cz>
4031 PR tree-optimization/19210
4032 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4034 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4035 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4036 rely on unproven assumptions.
4037 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4038 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4039 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4040 to number_of_iterations_exit.
4041 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4042 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4043 * tree-ssa-loop-niter.c (find_loop_niter,
4044 estimate_numbers_of_iterations_loop): Likewise.
4045 (number_of_iterations_exit): Honor the new options.
4046 * doc/invoke.texi (Wunsafe-loop-optimizations,
4047 funsafe-loop-optimizations): Document them.
4049 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4051 PR rtl-optimization/22167
4052 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4054 2005-07-20 Adam Nemet <anemet@lnxw.com>
4056 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4057 __do_global_dtors_aux longcall.
4059 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4061 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4062 (old_special_pred_table): Don't reference
4063 SPECIAL_MODE_PREDICATES.
4064 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4065 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4066 * config/sh/predicates.h: Don't mention
4067 SPECIAL_MODE_PREDICATES.
4068 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4071 2005-07-20 DJ Delorie <dj@redhat.com>
4073 * config.gcc: Add m32c-elf support.
4075 * doc/contrib.texi: Mention m32c.
4076 * doc/extend.texi: Document m32c extensions.
4077 * doc/install.texi: Mention m32c.
4078 * doc/invoke.texi: Document m32c options.
4079 * doc/md.texi: Document m32c constraints.
4081 * config/m32c/addsub.md: New file.
4082 * config/m32c/bitops.md: New file.
4083 * config/m32c/cond.md: New file.
4084 * config/m32c/jump.md: New file.
4085 * config/m32c/m32c-lib1.S: New file.
4086 * config/m32c/m32c-lib2.c: New file.
4087 * config/m32c/m32c-modes.def: New file.
4088 * config/m32c/m32c-pragma.c: New file.
4089 * config/m32c/m32c-protos.h: New file.
4090 * config/m32c/m32c.abi: New file.
4091 * config/m32c/m32c.c: New file.
4092 * config/m32c/m32c.h: New file.
4093 * config/m32c/m32c.md: New file.
4094 * config/m32c/m32c.opt: New file.
4095 * config/m32c/minmax.md: New file.
4096 * config/m32c/mov.md: New file.
4097 * config/m32c/muldiv.md: New file.
4098 * config/m32c/predicates.md: New file.
4099 * config/m32c/prologue.md: New file.
4100 * config/m32c/shift.md: New file.
4101 * config/m32c/t-m32c: New file.
4103 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4105 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4106 (stack_protect_set, stack_protect_test): New expanders.
4107 (stack_protect_set_si, stack_protect_set_si_media,
4108 stack_protect_set_di_media, stack_protect_test_si,
4109 stack_protect_test_si_media, stack_protect_test_di_media):
4112 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4114 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4116 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4118 * tree.h (tree_expr_nonzero_p): Export.
4119 * fold-const.c (tree_expr_nonzero_p): Likewise.
4120 Return true for CALL_EXPRs that are alloca calls.
4121 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4123 * tree-flow.h (expr_computes_nonzero): Remove.
4124 * tree-vrp.c (expr_computes_nonzero): Remove.
4125 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4126 (extract_range_from_unary_expr): Likewise.
4127 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4128 tree_expr_nonzero_p.
4130 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4132 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4133 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4134 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4135 All callers changed.
4136 (frame_related_constant_load): New arg "related" which controls
4137 setting of RTX_FRAME_RELATED_P. All callers changed.
4138 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4139 (bfin_expand_prologue): Add stack limit checking.
4140 * config/bfin/bfin.md (trapifcc): New pattern.
4142 * config/bfin/bfin.c: Include "langhooks.h".
4143 (def_builtin): Go through lang_hooks to call builtin_function.
4145 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4146 * config/bfin/predicates.md (symbol_ref_operand): New.
4147 (call_insn_operand): Delete. All callers changed to use
4148 register_no_elim_operand.
4149 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4151 (function_arg): Use it to generate the call's operand 2.
4152 (bfin_longcall_p): New function.
4153 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4154 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4155 determine if the address needs to be in a REG.
4156 (bfin_handle_longcall_attribute): New function.
4157 (bfin_attribute_table): Add "longcall" and "shortcall".
4158 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4159 (CUMULATIVE_ARGS): New member call_cookie.
4160 (PREDICATE_CODES): Add symbol_ref_operand.
4161 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4162 extra USE to the pattern.
4163 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4164 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4165 sibcall_value_insn; now the new patterns handle direct calls and the
4166 old ones indirect calls.
4167 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4169 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4171 * doc/trouble.texi: Update section on handling of empty loops.
4173 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4175 * config.gcc: Remove support for sparc-*-openbsd*,
4176 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4178 * config.host: Remove support for i860-*-sysv4* as a host.
4179 * config/i860/*, config/ip2k/*, config/ns32k/*,
4180 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4181 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4182 mention obsolete ports.
4184 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4186 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4188 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4189 of frame_pointer_rtx.
4190 (sh_expand_epilogue): Likewise.
4191 (sh_set_return_address): Likewise.
4192 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4193 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4194 offsets from FRAME_POINTER_REGNUM.
4195 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4196 (sh_register_names): Add initializer for sfp.
4197 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4198 (VALID_REGISTER_P): Likewise.
4199 (FIRST_PSEUDO_REGISTER): Update.
4200 (DWARF_FRAME_REGISTERS): Define.
4201 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4202 (HARD_FRAME_POINTER_REGNUM): Define.
4203 (FRAME_POINTER_REGNUM): Redefine.
4204 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4205 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4206 from FRAME_POINTER_REGNUM.
4207 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4208 FRAME_POINTER_REGNUM.
4209 (REG_CLASS_CONTENTS): Add sfp.
4210 (REG_ALLOC_ORDER): Likewise.
4211 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4212 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4213 of frame_pointer_rtx.
4214 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4216 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4218 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4219 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4220 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4222 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4225 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4227 Make CONSTRUCTOR use VEC to store initializers.
4228 * c-common.c (complete_array_type): Update to cope with VEC in
4230 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4231 (pp_c_constructor_elts): New function.
4232 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4233 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4234 struct constructor_stack, struct initializer_stack,
4235 constructor_elements, push_init_level, pop_init_level,
4236 add_pending_init, find_init_member, output_init_element): Update to
4237 cope with VEC in CONSTRUCTOR_ELTS.
4238 * coverage.c (build_fn_info_value, build_ctr_info_value,
4239 build_gcov_info): Likewise.
4240 * expr.c (categorize_ctor_elements_1, store_constructor,
4241 expand_expr_real_1): Likewise.
4242 * fold-const.c (fold_ternary): Likewise.
4243 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4244 gimplify_init_constructor, gimplify_expr): Likewise.
4245 * tree-dump.c (dequeue_and_dump): Likewise.
4246 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4248 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4250 * tree-sra.c (generate_element_init_1): Likewise.
4251 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4252 * tree-ssa-operands.c (get_expr_operands): Likewise.
4253 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4254 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4255 (get_initial_def_for_reduction): Likewise.
4256 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4257 value handle in annotations.
4258 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4259 tree_node_structure): Add support for constr_kind.
4260 (build_vector_from_ctor, build_constructor_single,
4261 build_constructor_from_list): New functions.
4262 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4263 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4264 Update to cope with VEC in CONSTRUCTOR_ELTS.
4265 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4266 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4267 CONSTRUCTOR_APPEND_ELT): New macros.
4268 (struct constructor_elt, struct tree_constructor): New data types.
4269 (union tree_node): Add tree_constructor field.
4270 * treestruct.def: Define TS_CONSTRUCTOR.
4271 * varasm.c (const_hash_1, compare_constant, copy_constant,
4272 compute_reloc_for_constant, output_addressed_constants,
4273 initializer_constant_valid_p, output_constant,
4274 array_size_for_constructor, output_constructor): Update to cope with
4275 VEC in CONSTRUCTOR_ELTS.
4276 * vec.h (VEC_empty, VEC_copy): New macros.
4278 2005-07-19 Devang Patel <dpatel@apple.com>
4280 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4282 2005-07-19 Richard Henderson <rth@redhat.com>
4285 * gimplify.c (gimplify_expr): Use main variant type for the temp
4286 destination for a discarded volatile read.
4287 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4288 casts between non-void types that change volatility.
4290 2005-07-15 DJ Delorie <dj@redhat.com>
4292 * toplev.h: Add comment about the first parameter for warning().
4293 * errors.h: Likewise.
4295 * c.opt (Wpragmas): New.
4296 * doc/invoke.texi: Document it.
4298 * function.c (do_warn_unused_parameter): Add warning control to
4300 * c-decl.c (warn_if_shadowing): Likewise.
4301 * c-lex.c (cb_def_pragma): Likewise.
4302 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4303 (pop_alignment): Likewise.
4304 (handle_pragma_pack): Likewise.
4305 (apply_pragma_weak): Likewise.
4306 (handle_pragma_weak): Likewise.
4307 (handle_pragma_redefine_extname): Likewise.
4308 (add_to_renaming_pragma_list): Likewise.
4309 (handle_pragma_extern_prefix): Likewise.
4310 (maybe_apply_renaming_pragma): Likewise.
4311 (handle_pragma_visibility): Likewise.
4313 * config/c4x/c4x-c.c (BAD): Likewise.
4314 (c4x_parse_pragma): Likewise.
4315 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4316 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4317 (rs6000_pragma_longcall): Likewise.
4318 * config/v850/v850-c.c (pop_data_area): Likewise.
4319 (ghs_pragma_section): Likewise.
4320 (ghs_pragma_section): Likewise.
4321 (ghs_pragma_interrupt): Likewise.
4322 (ghs_pragma_starttda): Likewise.
4323 (ghs_pragma_startsda): Likewise.
4324 (ghs_pragma_startzda): Likewise.
4325 (ghs_pragma_endtda): Likewise.
4326 (ghs_pragma_endsda): Likewise.
4327 (ghs_pragma_endzda): Likewise.
4329 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4330 Kenneth Zadeck <zadeck@naturalbridge.com>
4332 * Makefile.in: Removed tree-promote-statics.c
4333 * tree-promote-statics.c: Removed.
4334 * common.opt: Removed flag-promote-statics.
4336 * passes.c: Removed tree-promote-statics pass.
4337 * tree-pass.h: Ditto.
4338 * timevar.def: Removed TV_PROMOTE_STATICS.
4341 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4343 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4345 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4347 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4350 * c-common.c (check_function_arguments): Call
4351 'check_function_format' if either -Wformat or
4352 -Wmissing-format-attribute are specified.
4353 * c-format.c (check_function_format): Check -Wformat before
4354 calling 'check_format_info'.
4355 * c-opts.c (c_common_post_options): Don't warn for
4356 -Wmissing-format-attribute without -Wformat.
4357 * c-typeck.c (convert_for_assignment): Detect additional cases for
4358 -Wmissing-format-attribute.
4359 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4362 2005-07-19 Richard Guenther <rguenther@suse.de>
4364 * config/i386/i386.md (lrint<mode>2): Use temporary
4365 instead of clobbering non-existent memory.
4367 2005-07-19 Nick Clifton <nickc@redhat.com>
4369 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4370 statement to avoid displaying ASCII control characters.
4372 2005-07-19 Ben Elliston <bje@au.ibm.com>
4374 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4375 * cfganal.c (find_edge_index): Ditto.
4376 * combine.c (combine_instructions): Ditto.
4377 * ddg.c (create_scc): Ditto.
4378 (find_successors): Ditto.
4379 (find_predecessors): Ditto.
4380 (find_nodes_on_paths): Ditto.
4381 (longest_simple_path): Ditto.
4382 * flow.c (update_life_info): Ditto.
4383 (count_or_remove_death_notes): Ditto.
4384 (clear_log_links): Ditto.
4385 * modulo-sched.c (generate_reg_moves): Ditto.
4386 (find_max_asap): Ditto.
4387 (find_max_hv_min_mob): Ditto.
4388 (find_max_dv_min_mob): Ditto.
4389 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4390 * sched-rgn.c (extract_edgelst): Ditto.
4391 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4392 (dump_update_ssa): Ditto.
4393 (ssa_names_to_replace) Ditto.
4394 (switch_virtuals_to_full_rewrite): Ditto.
4395 (update_ssa): Ditto.
4396 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4398 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4400 Fix PR tree-optimization/22483
4402 * tree-complex.c (create_components): Use
4403 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4404 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4405 * tree-flow.h (safe_referenced_var_iterator): New structure.
4406 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4407 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4408 safe_referenced_var iterator.
4409 (add_type_alias): Ditto.
4411 2005-07-19 Steven Bosscher <stevenb@suse.de>
4413 * loop-init.c (rest_of_handle_loop2): Remove.
4414 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4415 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4416 (pass_rtl_loop_init, pass_rtl_loop_done,
4417 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4418 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4419 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4420 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4421 pass_tree_loop_done, and pass_tree_unswitch.
4422 (gate_loop): Rename to gate_tree_loop.
4423 * passes.c (init_optimization_passes): Update for renamed tree
4424 loop passes. Add the new loop2 passes as subpasses of loop2.
4425 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4426 Update for the renamed tree loop passes.
4428 2005-07-18 Ian Lance Taylor <ian@airs.com>
4431 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4432 blocks when optimizing.
4434 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4436 * common.opt (frename-registers): Initialize to 2.
4438 (fgcse-after-reload): Ditto.
4439 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4440 (process_options): Only change flag_web, flag_rename_registers,
4441 and flag_rerun_cse_after_loop if not explicitly set by user.
4443 2005-07-18 Jan Beulich <jbeulich@novell.com>
4445 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4446 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4447 in 64-bit mode the same as DImode in 32-bit mode.
4448 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4449 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4450 mode. Add new mode parameter.
4451 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4452 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4453 x86_64_shift_adj): New expanders.
4454 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4455 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4457 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4458 DImode shift splitters.
4459 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4460 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4463 2005-07-18 Jan Beulich <jbeulich@novell.com>
4465 * i386.md (movdi_extzv_1): New.
4466 (zero_extendhidi2): Combine alternatives and never force use of
4468 (zero_extendqidi2): Likewise. Don't restrict input selection.
4470 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4472 Fix PR tree-optimization/22531
4473 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4476 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4478 * tree-promote-statics.c (pass_promote_statics): Change dump file
4481 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4483 * tree-optimize.c (init_tree_optimization_passes): Add
4484 pass_eliminate_useless_stores pass.
4485 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4486 * tree-ssa-pre.c (is_copy_stmt): New function.
4487 (follow_copies_till_vuse): Ditto.
4488 (do_eustores): Ditto.
4489 (gate_eustores): Ditto.
4491 2005-07-16 Richard Henderson <rth@redhat.com>
4493 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4495 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4496 Kenneth Zadeck <zadeck@naturalbridge.com>
4498 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4499 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4500 ipa-type-escape.h, tree-promote-statics.c
4501 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4502 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4503 tree-promote-statics.c: new files.
4504 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4505 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4506 int nonlocal_set_p, mark_constant_function): Deleted.
4507 (rest_of_handle_cfg): Removed call to mark_constant_function.
4508 (nonoverlapping_component_refs_p): Added calls to support
4509 type based aliasing.
4510 * tree-ssa-alias.c (may_alias_p,
4511 compute_flow_insensitive_aliasing): Ditto.
4512 * calls.c (flags_from_decl_or_type): Removed reference to
4514 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4515 too many arguments. This is necessary for Spec 2000.
4516 * cgraph.h (const_function, pure_function): Removed.
4517 * common.opt: Added "fipa-pure-const", "fipa-reference",
4518 "fipa-type-escape", and "ftree-promote-static".
4520 * passes.c: Added ipa and tree-promote-statics passes.
4521 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4522 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4523 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4524 * tree-flow.h: Added exposed sra calls and addition of
4525 reference_vars_info field for FUNCTION_DECLS.
4526 * tree-pass.h: Added passes.
4527 * tree-sra.c: (sra_init_cache): New function.
4528 (sra_insert_before, sra_insert_after) Made public.
4529 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4531 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4532 aliasing. (may_alias_p): Added code to use type escape analysis to
4534 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4535 code to prune clobbers of static variables based on information
4536 produced in ipa-reference pass. Changed call clobbering so that
4537 statics are not marked as clobbered if the call does not clobber
4540 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4542 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4545 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4547 * doc/install.texi (*-*-solaris2*): Document recommended version
4548 of GNU binutils and mention GNU linker problem on Solaris 10.
4550 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4553 * c-decl.c (c_build_bitfield_integer_type): New function.
4554 (finish_struct): Call it.
4555 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4557 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4559 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4562 2005-07-16 Jan Hubicka <jh@suse.cz>
4564 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4565 (scale_bbs_frequencies_int): Watch roundoff errors.
4566 * predict.c (return_prediction): Initialize return_stmt.
4568 2005-07-16 Jan Hubicka <jh@suse.cz>
4570 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4571 after RTL profiling.
4573 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4576 * fold-const.c (build_range_check): Convert high/low to etype
4577 if we are only comparing against exp.
4579 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4581 Fix PR tree-optimization/22376
4582 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4584 (need_to_solve): New function.
4585 (compute_points_to_sets): Use it.
4587 2005-07-15 Jan Hubicka <jh@suse.cz>
4589 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4590 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4592 2005-07-15 Richard Guenther <rguenther@suse.de>
4594 * c-common.c (handle_flatten_attribute): New function.
4595 Add flatten function attribute.
4596 * doc/extend.texi: Document flatten function attribute.
4597 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4598 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4600 (cgraph_decide_inlining): Handle functions with flatten
4603 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4605 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4606 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4607 UNSPEC_XCHG, UNSPEC_AND): New.
4608 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4609 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4610 * config/rs6000/sync.md (FETCHOP): New code macro.
4611 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4613 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4614 (sync_compare_and_swap<mode>): Same.
4615 (sync_lock_test_and_set<mode>): Same.
4616 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4617 for QImode and HImode, and not PPC405.
4618 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4619 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4620 (sync_<fetchop>{si,di}_internal): New.
4621 (sync_nand{si,di}_internal): New.
4622 (sync_old_<fetchop>{si,di}_internal): New.
4623 (sync_old_nand{si,di}_internal): New
4624 (sync_new_<fetchop>{si,di}_internal): New.
4625 (sync_new_nand{si,di}_internal): New.
4626 (atomic_and{si,di}): New.
4627 (sync_new_nand{si,di}_internal): New.
4628 (atomic_and{si,di}): New.
4629 (sync_add<mode>_internal): Delete.
4630 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4631 (sync_sub<mode>_internal): Delte.
4632 (sync_subshort_internal): New.
4633 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4634 (sync_anddi_internal): Delete.
4635 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4636 (sync_booldi_internal): Delete.
4637 (sync_boolc<mode>_internal): Delete.
4638 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4639 (sync_boolc<mode>_internal2): Delete.
4640 (sync_boolcc<mode>_internal): Delete.
4641 (isync, lwsync): Use unspec instead of unspec_volatile.
4642 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4643 Revert UNSPEC_VOLATILE.
4644 (rs6000_split_atomic_op): New.
4645 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4647 2005-07-14 Eric Christopher <echristo@redhat.com>
4649 * config/mips/mips.c (mips_canonicalize_comparison): Cast
4650 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4652 2005-07-14 Eric Christopher <echristo@redhat.com>
4654 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4656 2005-07-14 Steven Bosscher <stevenb@suse.de>
4658 PR tree-optimization/22230
4659 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4660 the computation of the four cross productions for "range op range".
4662 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
4663 Ulrich Weigand <uweigand@de.ibm.com>
4666 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4669 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4671 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4673 2005-07-14 Steve Ellcey <sje@cup.hp.com>
4675 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4677 2005-07-14 Richard Guenther <rguenther@suse.de>
4680 * config/i386/i386-protos.h (ix86_function_value): Change
4681 prototype to match new target hook.
4682 * config/i386/i386.c (ix86_value_regno): Change prototype
4683 to take extra type argument.
4684 (TARGET_FUNCTION_VALUE): Define.
4685 (ix86_function_ok_for_sibcall): Pass extra argument to
4686 ix86_value_regno, check return slot rtx for exact match.
4687 (ix86_function_value): Take extra parameter. Dispatch to
4688 ix86_value_regno with fndecl/fntype as provided.
4689 (ix86_value_regno): Handle extra type argument.
4690 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4692 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4693 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4694 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4695 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4696 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4698 2005-07-14 Richard Guenther <rguenther@suse.de>
4700 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4701 * calls.c (expand_call): Pass fntype to hard_function_value.
4702 (emit_library_call_value_1): Likewise.
4703 * explow.c: Include target.h.
4704 (hard_function_value): Take extra argument, the fntype.
4705 Use new target hook for function_value.
4706 * expr.h (hard_function_value): Change prototype.
4707 * function.c (aggregate_value_p): Pass 0 as fntype to
4708 hard_function_value.
4709 (assign_parms): Use new target hook for function_value.
4710 Pass 0 as fntype to hard_function_value.
4711 (expand_function_end): Likewise.
4712 * reg-stack.c: Include target.h.
4713 (stack_result): Use new target hook for function_value.
4714 * target-def.h: New target hook function_value.
4715 * target.h: Likewise.
4716 * targhooks.c (default_function_value): New function.
4717 * targhooks.h (default_function_value): Declare.
4719 2005-07-13 Ian Lance Taylor <ian@airs.com>
4721 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4723 2005-07-14 Jan Hubicka <jh@suse.cz>
4725 * tree-dfa.c (dump_variable): Use default_def function.
4726 * tree-ssa-alias.c (dump_points_to_info): Likewise.
4727 * tree-ssa.c (verify_use): Likewise.
4728 * tree-ssanames.c (release_ssa_name): Likewise.
4729 * tree-tailcall.c (eliminate_tail_call): Likewise.
4730 (tree_optimize_tail_calls_1): Likewise.
4731 * tree-vrp.c (get_value_range): Likewise.
4733 2005-07-14 Ben Elliston <bje@au.ibm.com>
4735 * gcc.c (main): Compare language[0] with '*' when iterating over
4738 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4740 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4741 "s390_emit_compare". Add handling of CCZ1mode.
4742 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4743 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4745 (s390_branch_condition_mask): Add CCZ1mode handling.
4746 * config/s390/s390.md: ("seq", "*seq"): New pattern.
4747 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4748 Use CCZ1mode instead of CCZmode.
4749 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
4751 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4753 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4755 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4757 2005-07-13 Eric Christopher <echristo@redhat.com>
4759 * config/mips/mips.c (mips_canonicalize_comparison): New.
4760 (mips_emit_int_relational): Use.
4762 2005-07-13 Eric Christopher <echristo@redhat.com>
4764 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4766 * config/s390/s390.md: Include tpf.md. Move tpf specific
4768 * config/s390/tpf.md: To here.
4769 * config/s390/s390.opt: Move tpf specific options...
4770 * config/s390/tpf.opt: to here. Add mmain option.
4771 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4772 * config/s390/tpf.h: Rewrite.
4774 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4776 * doc/tm.texi: Remove @xref{Cross-profiling}.
4778 2005-07-13 Jeff Law <law@redhat.com>
4780 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4781 expressions, test their _DECL operands for pointer equality rather
4782 than using operand_equal_p.
4784 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4786 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4787 (TARGET_POSIX_IO): This.
4788 * config/darwin.h: Likewise.
4789 * config/freebsd.h: Likewise.
4790 * config/linux.h: Likewise.
4791 * config/lynx.h: Likewise.
4792 * config/netbsd.h: Likewise.
4793 * config/rs6000/linux64.h: Likewise.
4794 * config/rs6000/linux.h: Likewise.
4795 * config/s390/tpf.h: Likewise.
4796 * config/sh/embed-elf.h: Likewise.
4797 * config/sparc/linux64.h: Likewise.
4798 * config/sparc/linux.h: Likewise.
4799 * config/svr4.h: Likewise.
4800 * gcov-io.h: Likewise.
4802 * doc/tm.texi: Updated.
4804 * libgcov.c (create_file_directory): Defined only if
4805 TARGET_POSIX_IO is defined.
4806 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4809 2005-07-13 Jan Hubicka <jh@suse.cz>
4811 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4813 2005-07-13 David Edelsohn <edelsohn@gnu.org>
4815 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4816 structure as argument.
4818 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
4820 PR tree-optimization/21921
4821 * tree-iterator.c (tsi_link_before): Support the case when
4822 tsi_end_p (tsi) == true.
4824 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4826 PR tree-optimization/22442
4827 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4830 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4832 PR rtl-optimization/20376
4833 * toplev.c (process_options): Enable -fweb and -frename-registers when
4835 * doc/invoke.texi: Update the information about when -fweb and
4836 -frename-registers are enabled.
4838 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4841 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4842 if *rhs_p is not a SSA_NAME.
4844 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
4846 Fix PR tree-optimization/22422
4847 * tree-ssa-structalias.c (struct variable_info): Add flag for
4849 (get_varinfo): Now a static function.
4850 (new_varinfo): init has_union and is_special_var to false.
4851 (solution_set_add): Check has_union.
4852 (do_da_constraint): Move temporary variable so it gets reset
4854 Also check for special variable.
4855 (do_ds_constraint): Ditto.
4856 (do_sd_constraint): Ditto.
4857 (do_structure_copy): Check for special variable.
4858 (find_func_aliases): Ditto.
4859 (init_base_vars): Set special vars properly.
4861 2005-07-13 Jan Hubicka <jh@suse.cz>
4863 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
4866 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
4867 (get_expr_operands): Fix thinko wrt flags and subvars.
4869 PR tree-optimize/22379
4870 * tree-inline.c (expand_call_inline): Do not output sorry in early
4873 2005-07-12 Dale Johannesen <dalej@apple.com>
4875 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
4877 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4880 * host-linux.h: Include limits.h.
4882 2005-07-12 Dale Johannesen <dalej@apple.com>
4884 * expr.c (compress_float_constant): Add cost check.
4885 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
4887 2005-07-12 Dale Johannesen <dalej@apple.com>
4889 * gcc.target/i386/compress-float-sse.c: New.
4890 * gcc.target/i386/compress-float-sse-pic.c: New.
4891 * gcc.target/i386/compress-float-387.c: New.
4892 * gcc.target/i386/compress-float-387-pic.c: New.
4893 * gcc.dg/compress-float-ppc.c: New.
4894 * gcc.dg/compress-float-ppc-pic.c: New.
4896 2005-07-12 Eric Christopher <echristo@redhat.com>
4898 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4900 * config/s390/s390.md: Include tpf.md. Move tpf specific
4902 * config/s390/tpf.md: To here.
4903 * config/s390/s390.opt: Move tpf specific options...
4904 * config/s390/tpf.opt: to here. Add mmain option.
4905 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4906 * config/s390/tpf.h: Rewrite.
4908 2005-07-12 Eric Christopher <echristo@redhat.com>
4910 * gcc.c (struct infile): Update comment for language.
4911 (main): Rewrite input file resetting code.
4913 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4916 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
4917 requiring a cast in a non RHS of modify_expr. Add a cast when required.
4918 (lookup_avail_expr): Use constant_boolean_node instead
4919 of boolean_false_node/boolean_true_node.
4921 2005-07-12 Ben Elliston <bje@au.ibm.com>
4923 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
4924 and use it when printing num_edges.
4926 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
4928 * doc/extend.texi (Blackfin Built-in Functions): New section.
4929 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
4932 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
4934 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
4935 s/cmpstrsi/cmpstrnsi
4936 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
4938 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
4939 (init_optabs): Initialize cmpstrn_optab.
4940 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
4941 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
4942 * expr.c: (enum insn_code cmpstrn_optab): Declare.
4943 * config/i386/i386.md: s/cmpstr/cmpstrn
4944 * config/c4x/c4x.md: s/cmpstr/cmpstrn
4945 * doc/md.texi: Update documentation.
4947 2005-07-11 Richard Henderson <rth@redhat.com>
4949 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
4950 build_va_arg_indirect_ref.
4951 (alpha_gimplify_va_arg): Likewise.
4952 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
4953 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4954 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
4955 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4956 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4957 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
4959 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4961 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4963 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4964 * passes.c (init_optimization_passes): Add pass_empty_loop.
4965 * tree-pass.h (pass_empty_loop): Declare.
4966 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4967 try_remove_empty_loop, remove_empty_loops): New functions.
4968 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4969 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4971 2005-07-12 Peter Barada <peter@the-baradas.com>
4975 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4976 in address registers.
4977 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4978 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4979 alternative of addsi3_5200.
4981 2005-07-11 Ian Lance Taylor <ian@airs.com>
4983 * config/mips/mips.md (ffs<mode>2): Remove.
4985 2005-07-11 Ian Lance Taylor <ian@airs.com>
4987 * doc/tree-ssa.texi (Cleanups): Improve description of
4989 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
4991 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4993 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
4994 * tree.h (DECL_ARGUMENT_FLD): New macro.
4996 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4998 Fix PR tree-optimization/22404
5000 * tree-ssa-structalias.c (create_variable_info_for): Use
5003 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5005 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5006 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5007 for second comparison operand.
5008 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5010 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5011 (define_insn_reservation "alu"): Likewise.
5012 (csync, ssync): Now of type sync.
5013 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5014 -mcsync-anomaly -mspecld-anomaly.
5015 * config/bfin/bfin.opt (mcsync): Remove.
5016 (mcsync-anomaly, mspecld-anomaly): Add.
5017 * config/bfin/bfin.c: Include "insn-codes.h".
5018 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5019 (TARGET_DEFAULT_TARGET_FLAGS): New.
5020 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5022 2005-07-11 Steven Bosscher <stevenb@suse.de>
5024 * basic-block.h: Give the BB flags enum a name, bb_flags.
5025 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5026 * cfgcleanup.c (enum bb_flags): Remove here.
5027 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5028 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5029 (update_forwarder_flag): Likewise.
5030 (thread_jump): Likewise.
5031 (try_forward_edges): Likewise.
5032 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5033 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5034 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5036 2005-07-11 Richard Guenther <rguenther@suse.de>
5038 * config/i386/i386.opt: New target option -msseregparm.
5039 * config/i386/i386.c (override_options): Error out for
5040 -msseregparm but no SSE support.
5041 (ix86_function_sseregparm): Check for global sseregparm.
5042 * doc/invoke.texi: Document -msseregparm.
5044 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5046 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5047 (m32rle-*-linux*): Ditto.
5049 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5051 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5052 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5055 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5059 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5060 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5062 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5064 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5065 (varmap): Heapify varmap.
5066 (constraints): Heapify constraints.
5067 (struct constraint_graph): Heapify succs and preds.
5068 (constraint_vec_find): Update for heapification.
5069 (constraint_set_union): Ditto.
5070 (insert_into_complex): Ditto.
5071 (constraint_edge_vec_find): Ditto.
5072 (erase_graph_self_edge): Ditto.
5073 (add_graph_edge): Ditto.
5074 (get_graph_weights): Ditto.
5075 (merge_graph_nodes): Ditto.
5076 (build_constraint_graph): Ditto.
5077 (topo_visit): Ditto.
5078 (solve_graph): Ditto.
5079 (create_variable_info_for): Ditto.
5080 (init_base_vars): Ditto.
5081 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5082 (condese_varmap_nodes): Free complex vector.
5083 (clear_edges_for_node): Clear succs and preds vector.
5085 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5087 * tree-ssa-structalias.c (update_alias_info): Change counting of
5088 references to not include vdefs.
5090 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5092 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5095 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5097 * pa.c (pa_commutative_p): Make PLUS commutative when
5098 TARGET_NO_SPACE_REGS is true.
5100 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5102 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5103 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5104 * tree-dfa.c (dump_subvars_for): New.
5105 (debug_subvars_for): New.
5106 (dump_variable): Show subvariables if VAR has them.
5107 * tree-flow-inline.h (get_subvar_at): New.
5108 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5109 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5111 (struct subvar): Change fields offset and size to unsigned
5113 (dump_subvars_for): Declare.
5114 (debug_subvars_for): Declare.
5115 (get_subvar_at): Declare.
5116 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5117 to unsigned HOST_WIDE_INT *.
5118 (overlap_subvar): Likewise.
5119 * tree-gimple.c (is_gimple_reg): Always return false for
5120 SFTs and memory tags.
5121 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5123 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5124 (compute_may_aliases): Call compute_points_to_sets.
5125 (collect_points_to_info_for): Remove.
5126 (compute_points_to_and_addr_escape): Remove.
5127 (delete_alias_info): Call delete_points_to_sets.
5128 (compute_flow_sensitive_aliasing): If the call to
5129 find_what_p_points_to returns false, call set_pt_anything.
5130 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5131 (set_pt_anything): Clear pi->pt_vars.
5132 (set_pt_malloc): Remove.
5133 (merge_pointed_to_info): Remove.
5134 (add_pointed_to_expr): Remove.
5135 (add_pointed_to_var): Remove.
5136 (collect_points_to_info_r): Remove.
5137 (is_escape_site): Make extern.
5139 (create_overlap_variables_for): Call it.
5140 * tree-ssa-copy.c (merge_alias_info): Never merge
5141 flow-sensitive alias information.
5142 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5143 offset and size to be unsigned HOST_WIDE_INT.
5144 (add_to_addressable_set): Rename from note_addressable.
5145 Set TREE_ADDRESSABLE as the variables are added to the set.
5147 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5148 operands into VUSEs when adding V_MAY_DEFs for members in an
5150 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5151 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5152 (struct variable_info): Add bitfield is_heap_var.
5153 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5154 (new_var_info): Initialize is_heap_var.
5155 (get_constraint_for): Add HEAP variables to the symbol table.
5156 Mark them with is_heap_var.
5157 (update_alias_info): New. Taken mostly from the old
5158 compute_points_to_and_addr_escape.
5159 (handle_ptr_arith): New.
5160 (find_func_aliases): Call update_alias_info.
5161 Call handle_ptr_info for tcc_binary expressions.
5162 Call mark_stmt_modified.
5163 (create_variable_info_for): If DECL has subvars, do not create
5164 variables for its subvars. Always add all the fields.
5165 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5166 SFTs, then add all the SFTs of the structure.
5167 If VI->DECL is an aggregate with subvariables, add the SFT at
5169 (find_what_p_points_to): If VI is an artificial variable,
5170 translate to bitfields in SSA_NAME_PTR_INFO.
5171 If the solution is empty, set pi->pt_vars to NULL
5172 (init_base_vars): Create ANYOFFSET.
5173 (compute_points_to_sets): Rename from create_alias_vars.
5175 (pass_build_pta): Remove.
5176 (delete_points_to_sets): Rename from delete_alias_vars.
5177 (pass_del_pta): Remove.
5178 * tree-ssa-structalias.h (struct alias_info): Move from
5180 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5181 NUM_REFERENCES_SET): Likewise.
5182 (compute_points_to_sets, delete_points_to_sets): Declare.
5184 2005-07-09 Richard Henderson <rth@redhat.com>
5186 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5187 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5188 alpha_split_lock_test_and_set_12): New functions.
5189 * config/alpha/alpha-protos.h: Update.
5190 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5191 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5192 * config/alpha/sync.md (I12MODE): New.
5193 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5194 (sync_<fetchop_name><I48MODE>): Likewise.
5195 (sync_nand<I48MODE>): Likewise.
5196 (sync_old_<fetchop_name><I48MODE>): Likewise.
5197 (sync_new_<fetchop_name><I48MODE>): Likewise.
5198 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5199 (sync_compare_and_swap<I48MODE>): Likewise.
5200 (sync_lock_test_and_set<I48MODE>): Likewise.
5201 (sync_compare_and_swap<I12MODE>): New.
5202 (sync_compare_and_swap<I12MODE>_1): New.
5203 (sync_lock_test_and_set<I12MODE>): New.
5204 (sync_lock_test_and_set<I12MODE>_1): New.
5206 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5210 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5212 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5214 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5215 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5217 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5220 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5222 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5224 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5225 memory_operand constraint.
5226 (store_conditional_<mode>): Same.
5227 (sync_compare_and_swap<mode>): Same.
5228 (sync_lock_test_and_set<mode>): Same.
5230 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5232 Rewrite PIC support to more closely model actual instructions.
5233 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5234 (cris_symbol): Remove prototypes for removed functions.
5235 (cris_pic_symbol_type_of, cris_valid_pic_const)
5236 (cris_expand_pic_call_address): Prototypes for new functions.
5237 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5239 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5241 <case ':'>: Add case for new punctuation character.
5242 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5243 emitting (extra) PIC modifier.
5244 <case UNSPEC>: Do not assert for PLT.
5245 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5246 (cris_expand_prologue, cris_expand_epilogue): Check
5247 for pic_offset_table_rtx usage instead of taking
5248 current_function_uses_pic_offset_table as the final word.
5249 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5250 Remove flag_pic difference.
5251 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5252 the moral equivalents of...
5253 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5255 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5256 (cris_handle_option): Mark ARG as unused.
5257 (cris_expand_pic_call_address): New worker function for "call",
5259 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5260 output PIC constructs here.
5261 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5262 as symbol-specific modifers, not whole or part of operands.
5263 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5264 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5265 constants and flag_pic.
5266 (CONSTANT_INDEX_P): Adjust for new functions.
5267 (enum cris_pic_symbol_type): New helper type.
5268 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5269 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5270 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5272 ("movsi"): Emit actual instructions for GOT and relative access.
5273 ("*movsi_got_load"): New pattern to set up the register holding
5275 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5276 Adjust FIXME for 'S'.
5277 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5278 Use "movs" for -fpic cases.
5279 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5280 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5281 ("call", "call_value"): Just call cris_expand_pic_call_address for
5283 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5284 Remove special pattern.
5285 ("*expanded_call_side", "*expanded_call_value_side"): New
5287 (gotplt-to-plt, gotplt-to-plt-side-call)
5288 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5290 * config/cris/cris/predicates.md
5291 ("cris_general_operand_or_gotless_symbol"): Remove unused
5293 ("cris_general_operand_or_symbol"): Adjust for new functions.
5295 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5297 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5299 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5301 * Makefile.in (TREE_H): Add treestruct.def.
5302 (c-decl.o): Add pointer-set.h
5303 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5304 visibility on regular DECL's.
5305 (merge_decls): Fix the copying of decl nodes of various types for
5306 the new structures. Don't update RTL, section name, weak status,
5307 etc, on DECL's without RTL.
5308 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5309 Don't check volatile on non-variable types.
5310 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5311 to check whether we have seen arguments.
5312 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5313 flag is checked before field (flag is common, field is not).
5314 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5315 TS_DECL_COMMON could have an origin.
5316 (add_location_or_const_value_attribute): Don't check section name
5317 on non-var/function decls.
5318 (dwarf2out_var_location): Reverse order of tests.
5319 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5320 with DECL_WRTL_CHECK.
5321 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5322 * fold-const.c (fold_binary): Don't check weakness on
5323 non-var/function decls.
5324 (tree_expr_nonzero_p): Ditto.
5325 (fold_checksum_tree): Use tree_decl_extra as sizeof
5327 * ggc-page.c (extra_order_size_table): Add sizes for
5328 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5330 * gimplify.c (gimplify_bind_expr): Only set
5331 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5332 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5334 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5335 * langhooks.h (init_ts). New langhook.
5336 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5337 * print-tree.c (print_node): Update to only print fields that
5338 exist in the structures the passed decl has.
5339 * toplev.c (wrapup_global_declarations): Don't reset
5340 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5341 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5342 * tree-inline.c (remap_decl): Ditto.
5343 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5344 * tree-pretty-print.c (print_declaration): Don't print
5345 DECL_REGISTER on things that don't contain it.
5346 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5347 non-var/function decls.
5348 * tree.c (tree_contains_struct): New structure.
5349 (init_priority_for_decl): New hashtable.
5350 (tree_int_map): New structure.
5351 (tree_int_map_eq): New function.
5352 (tree_int_map_marked_p): Ditto.
5353 (tree_int_map_hash): Ditto.
5354 (tree_map): Move to tree.h.
5355 (tree_map_eq): Externalize.
5356 (tree_map_hash): Ditto.
5357 (tree_map_marked_p): Ditto.
5358 (init_ttree): Set up tree_contains_struct and call langhook.
5359 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5360 (tree_code_size): Update for new structures.
5361 (tree_node_structure): Update for new structures.
5362 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5364 (copy_node_stat): Copy init priority.
5365 (build_decl_stat): Ditto for visibility.
5366 (ts_enum_names): New.
5367 (tree_contains_struct_check_failed): New function.
5368 (decl_init_priority_lookup): Ditto.
5369 (decl_init_priority_insert): Ditto.
5370 * treestruct.def: New file.
5371 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5372 (CONTAINS_STRUCT_CHECK): Ditto.
5373 (tree_contains_struct_check_failed): New prototype.
5374 (DECL_CHECK): Removed.
5375 (DECL_MINIMAL_CHECK): New.
5376 (DECL_COMMON_CHECK): Ditto.
5377 (DECL_WRTL_CHECK): Ditto.
5378 (DECL_NON_COMMON_CHECK): Ditto.
5379 (DECL_WITH_VIS_CHECK): Ditto.
5380 (VAR_OR_FUNCTION_DECL_P): Ditto
5381 (struct tree_decl_minimal): New structure.
5382 (struct tree_decl_common): Ditto.
5383 (struct tree_decl_with_rtl): Ditto.
5384 (struct tree_decl_with_vis): Ditto.
5385 (struct tree_decl_non_common): Ditto.
5386 (struct tree_field_decl): Ditto.
5387 (struct tree_parm_decl): Ditto.
5388 (struct tree_var_decl): Ditto.
5389 (struct tree_function_decl): Ditto.
5390 (struct tree_const_decl): Ditto.
5391 (struct tree_result_decl): Ditto.
5392 (union tree_node): Add new structures.
5393 * var-tracking.c (track_expr_p): Reverse order of tests.
5395 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5397 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5399 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5400 * system.h: Poison FINALIZE_PIC.
5401 * doc/tm.texi (FINALIZE_PIC): Remove.
5403 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5406 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5407 to the correct type if we have a MODIFY_EXPR.
5409 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5411 PR tree-optimization/22360
5412 * tree.c (upper_bound_in_type): Fix calculations for casting
5413 to a non-wider signed type and casting a signed value to a
5414 wider unsigned type.
5415 (lower_bound_in_type): Fix calculations for casting to a
5416 non-wider signed type.
5418 PR tree-optimization/20139
5419 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5421 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5422 fold_cond_expr_cond.
5423 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5424 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5426 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5429 * tree-complex.c (expand_complex_libcall): Produce
5430 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5432 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5434 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5435 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5436 b" assert and inserted fastpath code for this case.
5437 (bitmap_ior): Removed "a != b" assert.
5439 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5441 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5442 (ENDFILE_SPEC): Likewise.
5443 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5445 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5446 a large stack frame at epilogue.
5448 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5450 * final.c: Include sdbout.h when required.
5452 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5454 * config.gcc (*-*-darwin*): Only one target-specific header file
5456 (powerpc-*-darwin*): Add version-specific header files.
5457 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5458 * config.in: Regenerate.
5459 * configure: Regenerate.
5460 * gcc.c: Include xregex.h.
5461 (version_compare_spec_function): New.
5462 (spec_function): Add version-compare.
5463 (replace_outfile_spec_function): Reformat comment.
5464 (compare_version_strings): New.
5465 * config/darwin-c.c (version_as_macro): New.
5466 (builtin_define): New.
5467 (darwin_cpp_builtins): New.
5468 * config/darwin-protos.h (darwin_cpp_builtins): New.
5469 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5470 (LIB_SPEC): Make unconditional, update comment.
5471 (TARGET_C99_FUNCTIONS): Define.
5472 * config/darwin.opt: Sort.
5473 (mmacosx-version-min=): New.
5474 * config/darwin7.h: Delete.
5475 * config/darwin8.h: Delete.
5476 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5477 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5478 (TARGET_C99_FUNCTIONS): Define.
5479 * config/rs6000/darwin7.h: New.
5480 * config/rs6000/darwin8.h: New.
5481 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5482 (-mmacosx-version-min): Document.
5484 2005-07-07 Ian Lance Taylor <ian@airs.com>
5486 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5488 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5491 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5493 2005-07-07 Khem Raj <kraj@mvista.com>
5495 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5496 in bytes, not words.
5498 2005-07-07 Paul Brook <paul@codesourcery.com>
5500 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5501 DEFAULT_FUNCTION_ARG_PADDING to upward.
5503 2005-07-07 Richard Henderson <rth@redhat.com>
5505 * function.c (locate_and_pad_parm): Record parameter alignment in
5506 stack_alignment_needed.
5508 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5510 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5511 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5512 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5513 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5514 (define_attr "type"): Add isync, sync, load_l, store_c.
5515 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5516 Create scratch volatile MEM.
5517 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5519 (load_locked_<mode>): New.
5520 (store_conditional_<mode>): New.
5521 (sync_compare_and_swap<mode>): Replace with splitter.
5522 (sync_lock_test_and_set<mode>): Replace with splitter.
5523 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5525 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5526 is ics. Attribute isync.
5527 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5529 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5530 and UNSPECV_SYNC_OP.
5531 (emit_unlikely_jump): New.
5532 (emit_load_locked): New.
5533 (emit_store_conditional): New.
5534 (rs6000_split_compare_and_swap): New.
5535 (rs6000_split_lock_test_and_set): New.
5536 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5537 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5538 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5539 rs6000_split_lock_test_and_set): Declare.
5540 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5541 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5542 store_c, isync, sync.
5544 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5546 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5547 filenames to gtyp-gen.h.
5548 (s-typ-gen): Use it in place of for loops.
5550 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5552 * hooks.c (hook_bool_rtx_int_false): New function.
5553 * hooks.h (hook_bool_rtx_int_false): Declare.
5554 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5555 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5556 * target.h (struct gcc_target): Add commutative_p member.
5557 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5558 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5559 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5560 (pa_commutative_p): New function.
5561 * jump.c (target.h): Include.
5562 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5563 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5565 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5567 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5568 (s390_expand_setmem): New.
5569 * config/s390/s390.c: Likewise.
5570 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5572 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5573 general_operand. Call new function "s390_expand_setmem".
5574 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5575 ("setmem_long", "*setmem_long"): ... this.
5577 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5579 * config/s390/s390.c: (optimization_options): Enable
5580 TARGET_MVCLE at -Os.
5581 * doc/invoke.texi: Document changes in default behaviour.
5582 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5584 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5586 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5587 defined by back-end.
5589 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5591 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5592 all sets in the pattern.
5593 * config/rs6000/rs6000.md (stack_protect_testsi,
5594 stack_protect_testdi): Likewise.
5596 2005-07-06 Jeff Law <law@redhat.com>
5598 * tree-vrp.c (simplify_using_ranges): Kill.
5599 (vrp_finalize): Remove call to simplify_using_ranges.
5600 (simplify_stmt_using_ranges): New function extracted from
5601 simplify_using_ranges.
5602 (simplify_div_or_mod_using_ranges): Likewise.
5603 (simplify_abs_using_ranges): Likewise.
5604 (simplify_cond_using_ranges): New function.
5605 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5606 * tree-ssa-propagate.c (substitute_and_fold): Call
5607 simplify_stmt_using_ranges if we have range information.
5609 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5611 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5612 ia64_flag_schedule_isns2.
5614 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5615 reading/writing general registers.
5616 (ia64_function_arg): Revert 2005-06-18 change.
5618 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5620 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5621 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5623 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5625 * function.c (expand_function_end): Revert part of 2005-06-27
5626 patch. Do sjlj_emit_function_exit_after after return_label.
5628 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5630 * doc/install.texi (--disable-libssp): New.
5632 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5634 * doc/invoke.texi: Update -fforce-mem documentation.
5635 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5636 code for -fforce-mem.
5637 * expmed.c: (store_bit_field,store_fixed_bit_field,
5638 extract_bit_field): Ditto.
5639 * expr.c: (convert_move): Ditto.
5640 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5641 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5642 emit_conditional_add,expand_float,expand_fix): Ditto.
5643 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5644 (common_handle_option): Issue warning when -fforce-mem specified.
5646 2005-07-06 Paul Brook <paul@codesourcery.com>
5648 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5650 * configure: Regenerate.
5652 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
5654 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5656 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
5658 Fix PR tree-optimization/22319
5659 Fix PR tree-optimization/22140
5660 Fix PR tree-optimization/22310
5662 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5663 variable sized types.
5664 Use correct type for intermediate structure on *a = *b structure
5667 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5669 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5671 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5672 (machine_function): Move typedef to...
5673 * config/rs6000/rs6000.c (machine_function): ... here. Add
5674 varargs_save_offset field.
5675 (rs6000_stack_t): Remove varargs_size field.
5676 (setup_incoming_varargs): Allocate varargs save area using
5677 assign_stack_local, try to make it as small as possible.
5678 Save offset from virtual_stack_vars_rtx to the save area
5679 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
5680 instead of magic 8 when fp word byte size is used.
5681 (rs6000_va_start): Use cfun->machine->varargs_save_offset
5682 instead of -RS6000_VARARGS_SIZE.
5683 (rs6000_stack_info, debug_stack_info,
5684 rs6000_initial_elimination_offset): Remove all traces of
5686 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5687 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5688 RS6000_VARARGS_AREA.
5690 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
5692 PR tree-optimization/21963
5693 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5694 constant_multiple_of in the same way get_computation_cost_at does.
5696 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5698 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5699 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5700 (gen_compare_reg): If sparc_compare_emitted is set, clear it
5701 and return its previous value.
5702 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5703 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5705 (stack_protect_set, stack_protect_test): New expanders.
5706 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5707 stack_protect_testdi): New insns.
5708 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5709 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5711 2005-07-06 Jeff Law <law@redhat.com>
5713 * tree-ssa-dce.c (cfg_altered): New global.
5714 (tree_dce_init): Initialize cfg_altered.
5715 (remove_dead_stmt): If we remove an edge in the CFG, then set
5717 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
5720 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5722 * Makefile.in (stamp-collect-ld): Use
5723 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
5724 ./collect-ld if it already exists.
5725 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
5726 Don't remove ./nm if it already exists.
5728 2005-07-05 Devang Patel <dpatel@apple.com>
5730 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
5731 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
5732 * tree-vectorizer.c (vect_loop_location): New.
5733 (vect_print_dump_info): Use vect_loop_location.
5734 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
5735 (vectorize_loops): Set vect_loop_location.
5736 * tree-vect-analyze.c (vect_analyze_offset_expr,
5737 vect_determin_vectorization_factor, vect_analyze_operations,
5738 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5739 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5740 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5741 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5742 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5743 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5744 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5745 vect_analyze_loop): Adjust vect_print_dump_info API.
5746 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5747 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5748 vect_finish_stmt_generation, vectorizable_assignment,
5749 vectorizable_operation, vectorizable_store, vectorizable_load,
5750 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5751 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5752 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5753 vect_transform_loop): Same.
5754 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5755 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5758 2005-07-05 Randolph Chung <tausq@debian.org>
5760 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5761 * configure: Regenerate.
5762 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5763 (pa_tls_referenced_p): Declare.
5764 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5765 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5766 (legitimize_tls_address): New.
5767 (hppa_legitimize_address): Handle TLS addresses.
5768 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5769 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5770 (emit_move_sequence): Handle TLS addresses.
5771 (pa_encode_section_info): Call default handler to handle common
5773 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5774 (CONSTANT_ADDRESS_P): Reject TLS operands.
5775 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5776 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5777 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5778 (UNSPEC_TLSLE): Define new constants.
5779 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5780 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5781 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5782 (tie_symbolic_operand, tle_symbolic_operand): New
5784 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
5786 * aclocal.m4: Update macros for autoconf 2.59 style.
5787 * configure.ac: Likewise.
5789 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5791 * pa.c (function_value): Handle small aggregates on 32-bit targets.
5792 (function_arg): Pass small aggregates in general registers on 32-bit
5794 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5796 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
5798 * Makefile.in (final.o): Fix dependencies.
5800 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5804 * langhooks.h (struct lang_hooks): Add expr_to_decl.
5805 * langhooks.c (lhd_expr_to_decl): New.
5806 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5808 (LANG_HOOKS_INITIALIZER): Update.
5809 * tree.c (recompute_tree_invarant_for_addr_expr): Call
5810 expr_to_decl langhook.
5811 * c-tree.h (c_expr_to_decl): Declare.
5812 * c-typeck.c (c_expr_to_decl): New.
5813 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5815 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5817 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5820 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5821 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5823 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
5825 * Makefile.in: Adjust dependencies.
5826 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5827 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5828 * alias.c (rest_of_handle_cfg, pass_cfg): New.
5829 * bb-reorder.c (duplicate_computed_gotos): Make it static.
5830 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5831 rest_of_compilation.
5833 * bb-reorder.c (gate_duplicate_computed_gotos,
5834 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5835 rest_of_handle_reorder_blocks, pass_reorder_blocks,
5836 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5837 pass_partition_blocks): New.
5838 * bt-load.c (gate_handle_branch_target_load_optimize,
5839 rest_of_handle_branch_target_load_optimize,
5840 pass_branch_target_load_optimize): New.
5841 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5843 * cfglayout.c (pass_insn_locators_initialize): New.
5844 * cfgrtl.c (pass_free_cfg): New.
5845 * combine.c (gate_handle_combine, rest_of_handle_combine,
5847 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5848 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5849 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5850 * except.c (pass_set_nothrow_function_flags,
5851 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5853 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5854 rest_of_handle_shorten_branches, pass_shorten_branches,
5855 rest_of_clean_state, pass_clean_state): New.
5856 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
5857 rest_of_handle_remove_death_notes, pass_remove_death_notes,
5858 rest_of_handle_life, pass_life, rest_of_handle_flow2,
5860 * function.c (pass_instantiate_virtual_regs, pass_init_function,
5861 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
5862 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5863 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
5865 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
5866 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
5867 pass_rtl_ifcvt, gate_handle_if_after_combine,
5868 rest_of_handle_if_after_combine, pass_if_after_combine,
5869 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
5870 pass_if_after_reload): New.
5871 * integrate.c (pass_initial_value_sets): New.
5872 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
5873 pass_purge_lineno_notes): New.
5874 * mode-switching.c (rest_of_handle_mode_switching,
5875 pass_mode_switching): New.
5876 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
5877 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
5879 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
5880 pass_loop_optimize): New.
5881 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
5883 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
5885 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
5886 pass_postreload_cse): New.
5887 * profile.c (gate_handle_profiling, pass_profiling,
5888 rest_of_handle_branch_prob, pass_branch_prob): New.
5889 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
5890 pass_split_before_regstack, gate_handle_split_before_regstack,
5891 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
5892 rest_of_handle_split_all_insns, pass_split_all_insns): New.
5893 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
5894 pass_stack_regs): New.
5895 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
5896 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
5897 pass_stack_adjustments): New.
5898 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
5899 pass_regrename): New.
5900 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
5901 pass_delay_slots, gate_handle_machine_reorg,
5902 rest_of_handle_machine_reorg, pass_machine_reorg): New.
5903 * rtl.h (extern void purge_line_number_notes): New.
5904 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
5905 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
5907 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
5909 * value-prof.c (gate_handle_value_profile_transformations,
5910 rest_of_handle_value_profile_transformations,
5911 pass_value_profile_transformations): New.
5912 * var-tracking.c (gate_handle_var_tracking,
5913 pass_variable_tracking): New.
5914 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
5916 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
5917 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
5918 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
5919 rest_of_handle_old_regalloc, rest_of_handle_regrename,
5920 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
5921 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
5922 rest_of_handle_gcse2, rest_of_handle_regmove,
5923 rest_of_handle_tracer, rest_of_handle_if_conversion,
5924 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
5925 rest_of_handle_web, rest_of_handle_branch_prob,
5926 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
5927 rest_of_handle_jump_bypass, rest_of_handle_combine,
5928 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5929 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5930 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
5931 rest_of_handle_mode_switching, rest_of_handle_jump,
5932 rest_of_handle_eh, rest_of_handle_stack_adjustments,
5933 rest_of_handle_flow2, rest_of_handle_jump2,
5934 rest_of_handle_peephole2, rest_of_handle_postreload,
5935 rest_of_handle_shorten_branches, rest_of_clean_state,
5936 rest_of_compilation): Remove.
5938 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
5939 * passes.c (dump_flags, in_gimple_form, all_passes,
5940 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5941 register_dump_files, next_pass_1, last_verified, execute_todo,
5942 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
5943 from tree-optimize.c.
5944 (init_optimization_passes): Moved from tree-optimize.c,
5945 adding the RTL optimizations.
5946 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
5947 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
5948 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5949 register_dump_files, next_pass_1, last_verified, execute_todo,
5950 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
5951 init_tree_optimization_passes, ipa_passes): Delete.
5952 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
5954 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
5955 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
5957 (ipa_passes): Remove.
5958 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
5959 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
5960 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
5961 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
5962 (dump_info_p, dump_flag): Moved to tree-dump.h.
5964 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5966 * passes.c (finish_optimization_passes): Use dump_begin
5967 and dump_end, TDI_end.
5968 (gate_rest_of_compilation): New.
5969 (pass_rest_of_compilation): Use it.
5970 (gate_postreload, pass_postreload): New.
5971 * toplev.c (general_init): Rename init_tree_optimization_passes.
5972 * toplev.h (init_tree_optimization_passes): Rename to
5973 init_optimizations_passes.
5974 * tree-dump.c (dump_flag): Make static.
5975 (dump_files): Remove RTL dumps.
5976 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5977 pass_cleanup_cfg, pass_free_cfg_annotations,
5978 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5979 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5980 * tree-pretty-print.c: Include tree-pass.h.
5981 * cgraph.c: Include tree-dump.h.
5983 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5985 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
5986 Only fall back to saying it points to readonly memory if
5989 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5991 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
5992 * config/m32r/m32r.c (m32r_compute_frame_size,
5993 m32r_expand_prologue): Take current_function_profile into
5994 account whenever we reference
5995 current_function_uses_pic_offset_table.
5996 (m32r_finalize_pic): Remove.
5997 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
5999 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6001 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6002 instead of $<. Don't remove ./as if it already exists.
6004 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6007 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6008 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6009 for complex modes when generating code for PA 1.0.
6010 (VALID_FP_MODE_P): New macro.
6011 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6012 sets for all general and floating point modes. Align wide floating
6013 point modes to even register boundaries to comply with architectural
6015 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6016 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6017 (VALID_FP_MODE_P): New macro.
6018 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6019 sets for all general and floating point modes. Align wide floating
6020 point modes to even register boundaries to comply with architectural
6023 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6025 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6028 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6030 * tree-ssa-structalias.c: Don't include expr.h.
6032 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6034 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6037 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6039 Fix PR tree-optimization/22279
6041 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6044 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6046 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6048 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6050 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6051 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6052 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6053 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6054 config/stormy16/stormy16.c, config/v850/v850.c,
6055 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6056 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6057 Avoid "." or "\n" at end of diagnostics and capital letters at
6058 start of diagnostics.
6059 * combine.c, cse.c: Don't translate dump file output.
6060 * toplev.c (print_version): Only translate output if going to
6063 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6065 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6066 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6069 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6071 * pa.c (fix_range): Fix typo in comment.
6073 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6075 * tree-vrp.c (extract_range_from_assert): Replace
6076 fold (build (...)) with fold_build2.
6078 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6080 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6081 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6082 (format_types_orig, handle_format_attribute): Add support for
6085 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6087 * varasm.c (assemble_variable): Fix format specifier thinko.
6089 2005-07-03 Ira Rosen <irar@il.ibm.com>
6091 PR tree-optimization/22029 (and 22135)
6092 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6093 a phi node before calling dump_vops.
6095 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6097 * tree-dump.h (dump_string_field): Declare.
6098 * tree-dump.c: Use it instead of dump_string.
6099 (dump_string_field): Make non-static.
6101 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6103 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6104 up the minimal CFG stuff always when optimize > 0. Call
6105 split_all_insns_noflow in PIC case if needed.
6107 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6108 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6111 * c-decl.c (c_write_global_declarations): Dump contents of
6113 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6114 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6115 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6116 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6119 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6121 * c-common.h (GCC_DIAG_STYLE): Define.
6122 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6123 version for format checking to 4.1.
6124 * c-format.c: Include toplev.h after c-common.h.
6125 (enum format_type): Add gcc_tdiag_format_type.
6126 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6127 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6128 (format_types_orig): Add gcc_tdiag.
6129 (init_dynamic_diag_info): Support gcc_tdiag formats.
6130 (handle_format_attribute): Likewise.
6131 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6132 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6133 version for format checking to 4.1.
6134 (warning0, warning, error, pedwarn, sorry): Use
6136 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6137 (finish_aliases_1): Do not use %qE.
6138 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6139 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6140 Correct format bugs.
6141 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6142 parameter to unsigned HOST_WIDE_INT.
6143 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6145 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6148 * expr.c (write_complex_part): Use adjust_address for MEM.
6149 (read_complex_part): Same.
6151 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6153 Fix PR tree-optimization/22280
6155 * tree-sra.c (generate_element_init): Remove useless loop.
6157 2005-07-02 Richard Henderson <rth@redhat.com>
6159 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6161 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6163 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6166 * fold-const.c (fold_binary): Handle the return value of
6167 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6168 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6170 2005-07-02 Jeff Law <law@redhat.com>
6172 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6173 a eliminate type conversion which feeds an equality comparison
6174 if the original type or either operand in the comparison is a
6177 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6179 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6180 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6182 * config/avr/avr.c: Do not use '`' as left quote.
6183 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6184 Remove "." from end of diagnostics. Make diagnostics start with
6187 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6188 Joseph S. Myers <joseph@codesourcery.com>
6190 * toplev.c (default_tree_printer): Handle setting location with
6192 * c-objc.common.c (c_tree_printer): Likewise.
6193 * c-format.c (gcc_diag_flag_specs): Add '+'.
6194 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6195 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6197 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6198 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6199 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6200 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6201 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6202 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6203 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6204 format arguments where %J is used without %D.
6206 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6208 * gcc.c (LINK_SSP_SPEC): Define.
6209 (link_ssp_spec): New variable.
6210 (LINK_COMMAND_SPEC): Add %(link_ssp).
6211 (static_specs): Add link_ssp_spec.
6212 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6213 * configure: Rebuilt.
6214 * config.in: Rebuilt.
6216 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6217 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6218 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6219 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6220 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6221 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6222 -0x7008(2) instead of reading __stack_chk_guard variable.
6223 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6225 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6226 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6227 if TARGET_THREAD_SSP_OFFSET is defined.
6228 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6229 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6232 2005-06-27 Richard Henderson <rth@redhat.com>
6233 * libgcc-std.ver (GCC_4.1.0): New.
6234 * libgcc.h (__stack_chk_guard): Declare.
6235 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6236 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6237 * mklibgcc.in (lib2funcs): Add them.
6239 2005-07-01 Richard Henderson <rth@redhat.com>
6241 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6242 void * before struct sigcontext *.
6243 (x86_fallback_frame_state): Likewise.
6245 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6247 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6249 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6252 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6253 we check for SSA_NAME for.
6255 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6257 Fix PR tree-optimization/22071
6259 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6261 (get_constraint_for_component_ref): Use it.
6263 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6266 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6267 print out the last new line.
6269 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6271 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6272 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6273 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6274 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6275 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6276 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6277 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6278 (enum reg_class): New member CC0_REGS.
6279 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6280 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6281 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6282 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6283 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6284 Adjust for register now described.
6286 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6289 * config/i386/i386.md (stack_protect_test_si,
6290 stack_protect_test_di): Add earlyclobber for scratch 3.
6291 * config/rs6000/rs6000.md (stack_protect_testsi,
6292 stack_protect_testdi): Add earlyclobber for scratch 3,
6293 remove earlyclobber from scratch 4.
6295 Older entries for 2005 can be found in ChangeLog-2005.
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