1 2005-06-07 Diego Novillo <dnovillo@redhat.com>
3 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
4 (thread_stats): New local variable.
5 (redirect_edges): Increment count of threaded edges.
6 (thread_through_all_blocks): Initialize thread_stats.
7 Display number of threaded jumps if TDF_STATS is enabled.
9 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
11 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
12 the current bit index with no modulo.
14 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
16 PR 18403 and meta PR 21861.
17 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
18 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
19 (evolution_function_is_invariant_rec_p,
20 evolution_function_is_invariant_p): New.
21 (chrec_convert): Use an extra parameter AT_STMT for refining the
22 information that is passed down to convert_step. Integrate the
23 code that was in count_ev_in_wider_type.
24 * tree-chrec.h (count_ev_in_wider_type): Removed.
25 (chrec_convert): Modify its declaration.
26 (evolution_function_is_invariant_p): Declared.
27 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
28 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
29 (scev_probably_wraps_p): Declared.
30 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
31 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
32 Use an extra parameter AT_STMT for refining the information that is
33 passed down to convert_step.
34 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
35 analyze_scalar_evolution_1): Initialize AT_STMT with the current
37 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
38 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
39 can_count_iv_in_wider_type to use convert_step.
40 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
41 code that is independent of the loop over the known iteration
42 bounds to convert_step_widening, the rest is moved to
43 proved_non_wrapping_p.
44 (scev_probably_wraps_p): New.
45 (can_count_iv_in_wider_type): Renamed convert_step.
46 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
47 Use scev_probably_wraps_p for computing init_is_max.
48 (vrp_visit_assignment): Pass the current analyzed statement to
49 adjust_range_with_scev.
50 (execute_vrp): Call estimate_numbers_of_iterations for refining the
51 information provided by scev analyzer.
53 2005-06-07 Eric Christopher <echristo@redhat.com>
55 * config/mips/predicates.md (sleu_operand): Use
56 IN_RANGE to specify range of operand.
58 2005-06-07 Steven Bosscher <stevenb@suse.de>
60 PR tree-optimization/21847
61 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
62 -fnon-call-exceptions, also mark statements inherently
63 necessary if they may throw.
65 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
67 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
68 ("type"): Add "sem" to 'type' attribute.
69 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
70 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
71 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
72 "*sync_compare_and_swap_ccsi"): New patterns.
73 * config/s390/2064.md: ("z_sem"): New insn_reservation.
74 * config/s390/2084.md: ("x_sem"): New insn_reservation.
75 * config/s390/s390.c: (s390_compare_emitted): New global variable.
76 (s390_emit_compare): Do not emit comparison again after cas.
77 * config/s390/s390.h (s390_compare_emitted): Declare.
79 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
81 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
82 sbitmap_iter_cond, sbitmap_iter_next): New.
83 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
84 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
85 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
86 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
88 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
90 * tree-ssa-address.c: New file.
91 * Makefile.in (tree-ssa-address.o): Add.
92 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
93 INDIRECT_REFs. Handle TARGET_MEM_REFs.
94 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
95 * tree-flow.h (struct mem_address): New.
96 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
97 (create_mem_ref, addr_for_mem_ref, get_address_description,
98 maybe_fold_tmr, multiplier_allowed_in_address_p,
99 multiply_by_cost): Declare.
100 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
101 * tree-pretty-print.c (dump_generic_node): Ditto.
102 * tree-ssa-loop-im.c (for_each_index): Ditto.
103 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
104 find_interesting_uses_address): Ditto.
105 (rewrite_address_base, build_addr_strip_iref): Removed.
106 (struct affine_tree_combination): Moved to tree-flow.h.
107 (get_ref_tag, copy_ref_info): New functions.
108 (rewrite_use_address): Produce TARGET_MEM_REFs.
109 (tree_ssa_iv_optimize): Do not call update_ssa
110 and rewrite_into_loop_closed_ssa.
111 (tree_to_aff_combination): Use build_fold_addr_expr instead of
112 build_addr_strip_iref.
113 (unshare_aff_combination): New function.
114 (fold_affine_sum): Removed.
115 (get_computation_at): Use get_computation_aff. Unshare the result.
116 (get_computation_aff, multiplier_allowed_in_address_p): New function.
117 (multiply_by_cost): Exported.
118 (get_address_cost): Use multiplier_allowed_in_address_p.
119 * tree-ssa-operands.c (get_tmr_operands): New function.
120 (get_expr_operands): Handle TARGET_MEM_REFs.
121 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
122 (build): Handle 7 arguments.
123 (build7_stat): New function.
124 * tree.def (TARGET_MEM_DEF): New.
125 * tree.h (REF_ORIGINAL): Removed.
126 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
127 TMR_TAG, build7): New macros.
128 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
129 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
130 * doc/c-tree.texi: Document TARGET_MEM_REF.
131 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
133 2005-06-07 Jakub Jelinek <jakub@redhat.com>
136 * dwarf2out.c (add_loc_descr_op_piece): New function.
137 (multiple_reg_loc_descriptor, concat_loc_descriptor,
138 loc_descriptor): Use it.
139 * var-tracking.c: Include regs.h and expr.h.
140 (emit_note_insn_var_location): Skip over pieces where offset
141 is smaller than previous offset plus previous piece mode size.
142 Optimize adjacent hard registers or memory locations.
143 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
145 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
147 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
149 * gimplify.c (gimplify_cond_expr): No need to fix up the
152 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
154 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
157 2005-06-07 Geoffrey Keating <geoffk@apple.com>
159 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
160 'stwux' instructions that are considered to be stack decrements.
162 * rtlanal.c (subreg_offset_representable_p): Handle objects
165 2005-06-06 Uros Bizjak <uros@kss-loka.si>
167 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
168 in call to pre_edge_lcm.
170 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
172 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
173 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
174 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
176 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
177 dwarf register number for SHmedia.
178 (shmedia_fallback_frame_state): New.
179 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
181 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
183 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
185 * c-lex.c (lex_string): Use XOBFINISH.
186 * collect2.c (extract_string, dump_file): Likewise.
187 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
188 * gcc.c (init_spec, build_search_list, convert_filename,
189 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
190 * genpreds.c (write_predicate_subfunction): Likewise.
191 * genflags.c (main): Likewise.
192 * read-rtl.c (mode_attr_index, apply_macro_to_string,
193 join_c_conditions, read_quoted_string, read_braced_string,
194 read_rtx_1): Likewise.
195 * stringpool.c (ggc_alloc_string): Likewise.
196 * tlink.c (obstack_fgets, recompile_files): Likewise.
198 2005-06-06 Jakub Jelinek <jakub@redhat.com>
200 * intl.h (G_): New macro.
201 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
202 instead of msgid for argument name.
203 * tree-ssa.c (warn_uninit): Likewise.
204 * c-parser.c (c_parser_error): Likewise.
205 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
206 * config/darwin-c.c (BAD): Likewise.
207 * config/c4x/c4x-c.c (BAD): Likewise.
208 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
209 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
210 * c-common.c (c_parse_error): Likewise.
211 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
212 warning0, pedwarn, error, sorry, fatal_error, internal_error):
214 (fnotice): Use cmsgid instead of msgid for argument name.
215 * gcov.c (fnotice): Likewise.
216 * protoize.c (notice): Likewise.
217 * final.c (output_operand_lossage): Likewise.
218 * gcc.c (fatal, notice): Likewise.
219 (error): Use gmsgid instead of msgid for argument name.
220 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
221 of msgid for argument name.
222 (error): Use gmsgid instead of msgid for argument name.
223 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
225 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
226 * tree-inline.c (inline_forbidden_p_1): Likewise.
227 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
228 conventions for marking translations.
229 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
231 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
234 * fold-const.c (operand_equal_p): Don't return 1, if element
235 chains for 2 VECTOR_CSTs are not the same length.
238 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
239 not all VECTOR_CST elements are given.
241 * combine.c (try_combine): Use hard_regno_nregs array instead of
242 HARD_REGNO_NREGS macro.
243 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
244 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
245 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
247 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
249 * tree-ssa-reassoc.o: New.
250 (OBJS-common): Add tree-ssa-reassoc.o
251 * timevar.def: Add TV_TREE_REASSOC
252 * tree-optimize.c (pass_reassoc): Add call.
253 * tree-pass.h (pass_reassoc): Add.
254 * tree-ssa-reassoc.c: New file.
256 2005-06-06 Eric Christopher <echristo@redhat.com>
259 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
261 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
263 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
264 HAVE_GAS_MAX_SKIP_P2ALIGN.
265 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
267 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
269 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
271 (mips-tdump.o): Likewise.
273 2005-06-06 Jan Hubicka <jh@suse.cz>
275 * predict.c (tree_predict_edge): Don't drop useless predictions;
276 check that it is not called too late in the game.
277 (gate_estimate_probability): New gate.
278 (pass_profile): Gate.
279 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
280 predictions; update CFG instead.
281 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
283 2005-06-06 Jie Zhang <jie.zhang@analog.com>
285 * config.gcc (bfin*-uclinux*): New.
286 * config/bfin/uclinux.h: New file.
288 2005-06-06 Ben Elliston <bje@au.ibm.com>
290 * doc/md.texi (Insn Splitting): Fix some wording.
292 2005-06-05 David Edelsohn <edelsohn@gnu.org>
294 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
295 (rs6000_emit_swdivdf): New function.
296 * config/rs6000/rs6000.md (fres): New pattern.
297 (divsf3): Add approximation through rs6000_emit_swdivsf.
299 (divdf3): Add approximation through rs6000_emit_swdivdf.
300 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
301 (rs6000_emit_swdivdf): Declare.
302 * config/rs6000/rs6000.opt (mswdiv): New option.
303 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
305 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
307 PR tree-optimization/21846
308 * tree-cfg.c (replace_uses_by): Update information stored at loops.
309 * tree-flow.h (substitute_in_loop_info): Declare.
310 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
311 Ensure that chrec_dont_know and chrec_known have a type.
312 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
314 2005-06-05 Steven Bosscher <stevenb@suse.de>
316 * config/i386/i386.c (x86_use_loop): Remove.
317 * config/i386/i386.h (x86_use_loop): Remove extern decl.
318 (TARGET_USE_LOOP): Remove.
319 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
320 Also remove related define_splits.
322 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
324 * tree-flow.h (stmt_ann_d): Move aux to ...
325 (tree_ann_common_d): ... here.
326 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
327 move_computations_stmt, schedule_sm): Update references to
329 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
330 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
331 call to set_stmt_info.
332 (vect_transform_loop): Likewise.
333 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
336 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
338 (vect_mark_relevant): Takes two additional arguments - live_p and
339 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
340 (vect_stmt_relevant_p): Differentiate between a live stmt and a
341 relevant stmt. Return two values = live_p and relevant_p.
342 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
343 vect_stmt_relevant_p with additional arguments. Phis are no longer
344 put into the worklist (analyzed seperately in analyze_scalar_cycles).
345 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
346 stmt that is marked as irrelevant and live, cause it's only used out
347 side the loop, may need to be vectorized (e.g. reduction).
348 (vect_analyze_operations): Examine phis. Call
349 vectorizable_live_operation for for LIVE_P stmts. Check if
351 (vect_analyze_scalar_cycles): Update documentation. Don't fail
352 vectorization - just classify the scalar cycles created by the loop
353 phis. Call vect_is_simple_reduction.
354 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
355 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
356 call to set_stmt_info.
357 (vect_get_vec_def_for_operand): Code reorganized - the code that
358 classifies the type of use was factored out to vect_is_simple_use.
359 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
360 additional arguments.
361 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
362 and computes a loop_vec_def.
363 (vectorizable_operation, vectorizable_load, vectorizable_condition):
365 (vectorizable_live_operation): New.
366 (vect_transform_stmt): Handle LIVE_P stmts.
367 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
368 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
369 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
370 (vect_is_simple_use): Determine the type of the def and return it
371 in a new function argument. Consider vect_reduction_def and
372 vect_induction_def, but for now these are not supported.
373 (vect_is_simple_reduction): New. Empty for now.
374 * tree-vectorizer.h (vect_def_type): New enum type.
375 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
376 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
377 (vect_is_simple_use): New arguments added to function declaration.
378 (vect_is_simple_reduction): New function declaration.
379 (vectorizable_live_operation): New function declaration.
381 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
382 (vect_can_advance_ivs_p): Likewise.
383 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
385 2005-06-05 Eric Christopher <echristo@redhat.com>
387 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
389 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
392 * config/mmix/mmix.md ("*movdicc_real_foldable")
393 ("*movdfcc_real_foldable", "*bCC_foldable")
394 ("*bCC_inverted_foldable"): Specify DImode for register being
397 2005-06-04 Roger Sayle <roger@eyesopen.com>
399 * reg-stack.c (struct block_info_def): Correct grammar typo.
400 (compensate_edge): Clean-up. Perform as little work as possible
401 when src and dest stacks match. Avoid modifying block_info.
402 Reorder and simplify assertion checks. Avoid unnecessary copying
403 of regstack structure.
404 (convert_regs_1): Set the done flag here...
405 (convert_regs_2): ... instead of here.
407 2005-06-04 Dale Johannesen <dalej@apple.com>
409 * config/rs6000/rs6000.c (no_global_regs_above): New.
410 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
411 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
412 (rs6000_conditional_register_usage): Don't put Darwin PIC
413 register in global_regs.
414 (rs6000_stack_info): Don't set lr_save_p just because Darwin
416 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
417 if not done by lr_save_p.
418 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
419 Use rotate instead of ashift.
420 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
421 (call_value_indirect_nonlocal_sysv): Ditto.
423 2005-06-04 Jan Hubicka <jh@suse.cz>
425 * cgraphunit.c (cgraph_reset_node): Break out from ...
426 (cgraph_finalize_function): ... here.
427 (cgraph_finalize_compilation_unit): Reset nodes where backend
430 2005-06-04 Richard Henderson <rth@redhat.com>
433 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
434 until we've passed initial ldgp.
436 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
438 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
439 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
440 * expr.c (expand_var): Ditto.
441 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
442 * gimplify.c (gimplify_decl_expr): Ditto.
443 (gimplify_expr): Ditto.
444 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
445 * tree.c (value_expr_for_decl): New.
446 (print_value_expr_statistics): New.
447 (init_ttree): Init value_expr_for_decl.
448 (decl_value_expr_lookup): New.
449 (decl_value_expr_insert): Ditto.
450 (copy_node_stat): Copy DECL_VALUE_EXPR status.
451 * tree.h (DECL_VALUE_EXPR): Use hashtable.
452 (SET_DECL_VALUE_EXPR): New.
453 (DECL_HAS_VALUE_EXPR_P): New.
455 2005-06-04 Steven Bosscher <stevenb@suse.de>
457 * lcm.c: Move all mode-switching related functions from here...
458 * mode-switching.c: ...to this new file.
459 * doc/passes.texi: Update accordingly.
461 * basic-block.h (label_value_list): Remove extern decl.
462 * cfgrtl.c (label_value_list): Remove.
463 (can_delete_label_p): Don't look at it.
464 * cfgcleanup.c (cleanup_cfg): Don't free it.
466 * common.opt: Don't refer to non-existing flag_alias_check.
468 2005-06-04 David Edelsohn <edelsohn@gnu.org>
470 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
472 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
474 * function.c (prologue, epilogue, sibcall_epilogue): Change
475 their types to VEC(int,heap)*.
476 (free_after_compilation): Free the three vectors above.
477 (init_function_for_compilation, record_insns, contains,
478 prologue_epilogue_contains, sibcall_epilogue_contains,
479 reposition_prologue_and_epilogue_notes): Use VEC instead of
480 VARRAY. (init_function_once): Remove.
481 * function.h: Remove the prototype for init_function_once.
482 * toplev.c (backend_init): Don't call init_function_once.
484 2005-06-04 Jan Hubicka <jh@suse.cz>
486 * predict.c (tree_predict_edge): Do not predict entry edge and
487 single succestor edge.
489 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
492 * c-typeck.c (push_init_level): Don't pop levels without braces if
495 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
497 * tree-data-ref.c (compute_self_dependence): New function.
498 (compute_all_dependences): Use it.
500 2005-06-03 Geoffrey Keating <geoffk@apple.com>
502 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
503 (c_parser_expr_list): Don't use chainon().
505 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
506 when -isysroot passed.
508 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
511 * c-decl.c (start_function): Restore label_context_stack_se and
512 label_context_stack_vm if returning with an error.
514 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
516 * configure.ac: Check declaration for asprintf, needed by
518 * configure: Regenerate.
519 * config.in: Likewise.
521 2005-06-03 Diego Novillo <dnovillo@redhat.com>
523 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
525 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
526 range to varying in cast expressions that change
529 2005-06-03 Eric Christopher <echristo@redhat.com>
531 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
534 2005-06-03 Jan Hubicka <jh@suse.cz>
536 * basic-block.h (remove_predictions_associated_with_edge): Declare.
537 * cfg.c (remove_edge): Use it.
538 * predict.c (remove_predictions_associated_with_edge): New function.
540 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
542 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
543 Clear call_realy_used_regs[r2] when ABI_AIX.
545 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
548 * fold-const.c (fold_binary): Fix type mismatches in folding
551 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
553 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
556 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
558 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
560 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
562 * reload1.c (reload): Revert my previous patch.
564 2005-06-03 Nick Clifton <nickc@redhat.com>
566 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
569 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
571 PR tree-optimization/21849
572 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
574 2005-06-02 Richard Henderson <rth@redhat.com>
576 * Makefile.in (tree-vect-generic.o): New.
577 (OBJS-common, GTFILES, s-gtype): Add it.
578 * tree-complex.c (build_replicated_const, vector_inner_type,
579 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
580 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
581 do_negate, expand_vector_piecewise, expand_vector_parallel,
582 expand_vector_addition, expand_vector_operation,
583 type_for_widest_vector_mode, expand_vector_operations_1,
584 gate_expand_vector_operations, expand_vector_operations,
585 pass_lower_vector_ssa): Move to tree-vect-generic.c.
586 (tree_lower_complex): Rename from tree_lower_operations.
587 (pass_lower_complex): Rename from pass_pre_expand.
588 * tree-vect-generic.c: New file.
589 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
590 (pass_lower_vector): New.
591 * tree-optimize.c (init_tree_optimization_passes): Update to match.
593 2005-06-02 Richard Henderson <rth@redhat.com>
595 * modulo-sched.c (doloop_register_get): Protect against
596 doloop_end not defined.
598 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
600 * config/sh/sh.c (general_movsrc_operand,
601 general_movdst_operand, arith_reg_operand, arith_reg_dest,
602 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
603 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
604 xor_operand, cmp_operand, logical_operand, and_operand,
605 fpscr_operand, fpul_operand, symbol_ref_operand,
606 commutative_float_operator, noncommutative_float_operator,
607 unary_float_operator, binary_float_operator,
608 binary_logical_operator, equality_comparison_operator,
609 greater_comparison_operator, less_comparison_operator,
610 shift_operator, logical_operator, target_reg_operand,
611 target_operand, mextr_bit_offset, extend_reg_operand,
612 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
613 general_extend_operand, ua_address_operand,
614 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
615 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
616 shift_count_reg_operand, shift_count_operand,
617 unaligned_load_operand): Move to ...
618 * config/sh/predicates.md: ... here.
619 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
622 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
624 * tree.c (build_common_builtin_nodes): Fix the return type on
627 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
629 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
630 (find_interesting_uses_address): Use build_fold_addr_expr instead.
631 (strip_offset_1): Likewise.
632 (tree_to_aff_combination): Likewise.
634 2005-06-02 DJ Delorie <dj@redhat.com>
636 * convert.c (convert_to_pointer): Avoid recursion if no conversion
639 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
641 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
642 binary operations with the correct types.
643 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
646 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
648 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
649 config/rs6000/rs6000.md: Fix comment typos. Follow splling
651 * doc/install.texi: Fix a typo.
653 2005-06-02 Jan Hubicka <jh@suse.cz>
655 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
656 inline functions are not local.
658 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
660 * gimplify.c (gimplify_ctx): Change the type of case_labels to
662 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
665 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
667 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
670 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
672 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
674 (s390_dump_pool): Likewise.
675 (s390_mainpool_start, s390_mainpool_finish): Likewise.
676 (s390_chunkify_start): Likewise.
677 (s390_dump_execute): Remove.
678 (s390_reorg): Handle out-of-pool execute templates.
680 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
682 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
685 2005-06-02 Jan Hubicka <jh@suse.cz>
687 * cgraph.c (cgraph_node): Maintain master clones.
688 (cgraph_remove_node): Likewise.
689 (availability_names): New static variable.
690 (dump_cgraph_node): Dump availability.
691 (dump_cgraph_varpool_node): Likewise.
692 (cgraph_is_master_clone, cgraph_master_clone,
693 cgraph_function_body_availability,
694 cgraph_variable_initializer_availability): New functions.
695 * cgraph.h (availability): New enum.
696 (struct cgraph_node): Add master_clone.
697 (cgraph_is_master_clone, cgraph_master_clone,
698 cgraph_function_body_availability,
699 cgraph_variable_initializer_availability): Declare.
700 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
701 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
702 * ipa-inline.c (cgraph_decide_inlining): Do not call
703 cgraph_remove_unreachable_nodes.
705 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
708 2005-06-02 Diego Novillo <dnovillo@redhat.com>
711 * tree-vrp.c (nonnull_arg_p): New.
712 (get_value_range): Call it.
714 2005-06-02 Eric Christopher <echristo@redhat.com>
716 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
718 (mips_rtx_cost_data): New datatype.
719 (MEMORY_MOVE_COST): Use data from structure.
720 (BRANCH_COST): Ditto.
721 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
722 * config/mips/mips.md (cpu): Rework for processor_type changes.
723 * config/mips/mips.c (mips_cost): New variable.
724 (DEFAULT_COSTS): Define.
725 (mips_rtx_cost_data): New.
726 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
727 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
728 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
729 (override_options): Set cost data.
730 (mips_register_move_cost): Formatting changes.
731 (bdesc_arrays): Use PROCESSOR_MAX.
732 (mips_init_builtins): Ditto.
734 2005-06-02 Diego Novillo <dnovillo@redhat.com>
737 * doc/invoke.texi: Document -ftree-vrp.
739 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
741 PR tree-optimization/21734
742 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
743 phi_result when current_def is not available.
744 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
747 2005-06-02 David Edelsohn <edelsohn@gnu.org>
749 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
750 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
752 2005-06-02 Diego Novillo <dnovillo@redhat.com>
754 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
756 2005-06-02 Jan Hubicka <jh@suse.cz>
758 * cgraph.c (dump_cgraph_node): Print new flags.
759 (dump_cgraph_varpool_node): Likewise.
760 (decide_variable_is_needed): Initialize externally_visible flag.
761 * cgraph.h (cgraph_local_info): Add externally_visible flag.
762 (cgraph_varpool_node): Likewise.
763 (cgraph_function_flags_ready): Declare.
764 * cgraph.c (cgraph_mark_local_functions): Rename to ...
765 (cgraph_function_and_variable_visibility) ... this one; handle
766 externally_visible flags.
767 (decide_is_function_needed): Set externally_visible flag.
768 (cgraph_finalize_function): Deal properly with early cleanups.
769 (cgraph_optimize): Update call of
770 cgraph_function_and_variable_visibility.
772 2005-06-02 Steven Bosscher <stevenb@suse.de>
773 Mostafa Hagog <mustafa@il.ibm.com>
775 * cfgloop.h (doloop_condition_get): Make external.
776 * loop-doloop.c (doloop_condition_get): Generalize to make it
777 usable in modulo-sched.c.
778 * modulo-sched.c (doloop_register_get): Use
779 doloop_condition_get instead of duplicating it.
781 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
783 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
784 the correct set of init_insns that need deletion.
785 * local-alloc.c (update_equiv_regs): When substituting sole definition
786 into sole use of a reg, delete it from liveness information.
788 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
790 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
792 2005-06-01 Diego Novillo <dnovillo@redhat.com>
794 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
795 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
796 * fold-const.c (invert_tree_comparison): Make extern.
797 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
798 (struct value_range_def): Limewise.
799 (get_value_range): Remove.
800 (dump_value_range): Remove.
801 (dump_all_value_ranges): Remove.
802 (debug_all_value_ranges): Remove.
803 (vrp_evaluate_conditional): Declare.
804 * tree-ssa-propagate.c (struct prop_stats_d): Add field
806 (substitute_and_fold): Add argument use_ranges_p.
808 If use_ranges_p is true, call fold_predicate_in to fold
809 predicates using range information.
811 Change debugging output to only show statements that have been
813 (replace_phi_args_in): Move debugging output code from
815 (fold_predicate_in): New local function.
816 * tree-ssa-propagate.h (enum value_range_type): Move from
818 (struct value_range_d): Likewise.
820 (value_range_t): Rename from value_range.
821 * tree-vrp.c (found_in_subgraph): Rename from found.
822 (get_opposite_operand): Remove.
823 (struct assert_locus_d): Declare.
824 (assert_locus_t): Declare.
825 (need_assert_for): Declare.
826 (asserts_for): Declare.
827 (blocks_visited): Declare.
829 (set_value_range): Add argument 'equiv'.
830 Don't drop to VARYING ranges that cover all values in the
832 Make deep copy of equivalence set 'equiv'.
833 (copy_value_range): New local function.
834 (set_value_range_to_undefined): New local function.
835 (compare_values): Return -2 if either value has overflowed.
836 (range_includes_zero_p): New local function.
837 (extract_range_from_assert): Flip the predicate code if the
838 name being asserted is on the RHS of the predicate.
839 Avoid creating unnecessary symbolic ranges if the comparison
840 includes another name with a known numeric range.
841 Update the equivalnce set of the new range when asserting
843 (extract_range_from_ssa_name): Update the equivalence set of
844 the new range with VAR.
845 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
846 If -fwrapv is used, set the resulting range to VARYING if the
847 operation overflows. Otherwise, use TYPE_MIN_VALUE and
848 TYPE_MAX_VALUE to represent -INF and +INF.
849 Fix handling of *_DIV_EXPR.
850 (extract_range_from_unary_expr): Handle MINUS_EXPR and
851 ABS_EXPR properly by switching the range around if necessary.
852 (extract_range_from_comparison): New local function.
853 (extract_range_from_expr): Call it.
854 (adjust_range_with_scev): Do not adjust the range if using
855 wrapping arithmetic (-fwrapv).
856 (dump_value_range): Also show equivalence set.
857 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
858 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
859 (infer_value_range): Change return value to bool.
860 Add arguments 'comp_code_p' and 'val_p'.
861 Do not attempt to infer ranges from statements that may throw.
862 Store the comparison code in comp_code_p.
863 Store the other operand to be used in the predicate in val_p.
864 (dump_asserts_for): New.
865 (debug_asserts_for): New.
866 (dump_all_asserts): New.
867 (debug_all_asserts): New.
868 (register_new_assert_for): New.
869 (register_edge_assert_for): New.
870 (find_conditional_asserts): New.
871 (find_assert_locations): New.
872 (process_assert_insertions_for): New.
873 (process_assert_insertions): New.
874 (insert_range_assertions): Initialize found_in_subgraph,
875 blocks_visited, need_assert_for and asserts_for.
876 Call find_assert_locations and process_assert_insertions.
877 (remove_range_assertions): Add more documentation.
878 (vrp_initialize): Change return type to void.
879 Do not try to guess if running VRP is worth it.
880 (compare_name_with_value): New.
881 (compare_names): New.
882 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
883 use_equiv_p is true, call compare_names and
884 compare_name_with_value to compare all the ranges for every
885 name in the equivalence set of the predicate operands.
887 (vrp_meet): Try harder not to derive a VARYING range.
888 If two values meet, the resulting equivalence set is the
889 intersection of the two equivalence sets.
890 (vrp_visit_phi_node): Call copy_value_range to get the current
891 range information of the LHS.
892 (vrp_finalize): Create a value vector representing all the
893 names that ended up with exactly one value in their range.
894 Call substitute_and_fold.
895 (execute_vrp): Document equivalence sets in ranges.
896 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
897 (struct tree_ssa_name): Remove field value_range.
898 (invert_tree_comparison): Declare.
900 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
902 Fix PR tree-optimization/21839
904 * gimplify.c (zero_sized_field_decl): New function.
905 (gimplify_init_ctor_eval): Use it.
907 2005-06-01 Josh Conner <jconner@apple.com>
910 * gimplify.c (gimplify_init_constructor): Don't spill initializer
911 to read-only memory if it's sparse.
913 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
915 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
916 Add documentation for REG_SETJMP
918 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
920 * stmt.c (expand_case): Use build_int_cst.
921 (node_has_low_bound): Likewise, and correct type mismatch.
922 (node_has_high_bound): Likewise.
923 * fold-const.c (fold_binary): Ensure we build trees
924 with the correct types - undo what STRIP_NOPS possibly did.
926 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
928 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
929 * fold-const.c (fold_indirect_ref_1): No longer static.
930 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
931 folding, if possible.
933 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
935 * common.opt (fjump-tables): New.
936 * doc/invoke.texi (-fno-jump-tables): Document.
937 * stmt.c (expand_end_case_type): Do not emit jump tables unless
940 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
942 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
943 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
944 (sunlt, sunle): Enable patterns on VFP.
946 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
947 f_stored, f_flag, f_cvt.
948 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
950 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
951 the ds and fmac pipelines. Re-work all load and store patterns and
952 all conversion patterns to use new attributes. Adjust reservation
953 descriptions accordingly.
954 * arm1020e.md: New file.
955 * t-arm: Add dependency.
957 2005-06-01 Jan Hubicka <jh@suse.cz>
959 * except.c (struct eh_region): Kill unused fields.
960 * basic-block.h (struct basic_block_def): Likewise.
962 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
964 PR rtl-optimization/21767
965 * rtl.h (function_invariant_p): Re-add declaration.
966 * reload1.c (function_invariant_p): No longer static.
967 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
968 might have become invalid.
970 2005-06-01 Jakub Jelinek <jakub@redhat.com>
974 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
975 on variable sizes types if a decl is a pointer to a VLA.
976 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
977 Call gimplify_type_sizes on aggregate fields. Prevent infinite
980 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
982 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
983 _mm_set_ps, _mm_setr_ps): Add __extension__.
984 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
985 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
986 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
988 (_mm_clflush): Don't use return in void function.
990 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
991 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
992 Use __inline instead of inline.
994 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
996 * fold-const.c (fold_binary): Fix types in strlen vs.
997 zero comparison folding.
999 2005-06-01 Richard Henderson <rth@redhat.com>
1001 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
1002 * config.in, configure: Rebuild.
1003 * config/alpha/alpha.c (print_operand): Add 'j'.
1004 * alpha.md (divmodsi_internal_er_1): Use it.
1005 (divmoddi_internal_er_1): Likewise.
1007 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1009 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
1010 * opts.h (print_filtered_help): Delete.
1011 * opts.c (handle_option, decode_options): Remove calls to
1013 (print_target_help): New function.
1014 (common_option, print_help): Call print_target_help instead of
1015 display_target_options.
1016 (print_filtered_help): Make static.
1017 * toplev.h (display_target_options, set_target_switch): Delete.
1018 * toplev.c (target_switches, target_options, display_target_options)
1019 (set_target_switch): Delete.
1020 (print_switch_values): Remove handling of TARGET_SWITCHES and
1022 (default_get_pch_validity): Likewise. Only treat target_flags
1023 specially if targetm.check_pch_target_flags is nonnull.
1024 (pch_option_mismatch): New function.
1025 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
1026 and TARGET_OPTIONS. Only treat target_flags specially if
1027 targetm.check_pch_target_flags is nonnull.
1028 * config/ia64/ia64.c (ia64_override_options): Don't mention
1029 TARGET_OPTIONS in comment.
1030 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
1031 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
1032 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
1033 interaction with TARGET_SWITCHES.
1034 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1036 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1038 * config/sh/sh.c (multcosts): Check sh_multcost rather than
1040 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
1041 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
1042 (cut2_workaround_str): Delete.
1043 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
1044 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
1045 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
1046 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
1047 (mgettrcost=, multcost=): New options.
1049 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1051 * opts.h (cl_option_state): New structure.
1052 (get_option_state): Declare.
1053 * opts.c (get_option_state): New function.
1054 * toplev.c (option_affects_pch_p): New function.
1055 (default_get_pch_validity): Store the state of all options for which
1056 option_affects_pch_p returns true.
1057 (default_pch_valid_p): Check the state of those options here.
1058 Only check target_flags separately if targetm.check_pch_target_Flags
1059 is nonnull or if TARGET_SWITCHES is defined.
1061 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1063 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
1066 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1068 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
1070 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1072 * gcse.c (compute_transp, load_killed_in_block): Use
1075 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
1078 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
1080 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1082 * errors.h (warning, error, fatal, internal_error): Add printf
1084 * genmodes.c (make_vector_mode): Fix format arguments.
1086 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1088 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
1089 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
1090 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
1091 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
1092 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
1093 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
1094 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
1095 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1096 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
1097 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
1098 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
1099 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
1100 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
1101 errors.h and include toplev.h if necessary.
1103 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
1104 errors.h otherwise include toplev.h.
1106 * Makefile.in: Update dependencies.
1108 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
1110 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
1112 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
1114 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
1115 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
1116 be complemented for big-endian. Mask for AND must be rotated,
1117 not shifted. Handle short operands with NOT on the memory
1120 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
1122 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
1123 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
1124 * dwarf2out.c (dwarf2out_var_location): Ditto.
1125 * toplev.c (default_tree_printer): Ditto.
1126 * tree-outof-ssa.c (create_temp): Ditto.
1127 * tree-sra.c (instantiate_element): Ditto.
1128 * var-tracking.c (track_expr_p): Ditto.
1129 * tree.c (struct tree_map): New structure.
1130 (debug_expr_for_decl): New.
1131 (tree_map_eq): New function.
1132 (tree_map_hash): Ditto.
1133 (tree_map_marked_p): Ditto.
1134 (print_debug_expr_statistics): Ditto.
1135 (decl_debug_expr_lookup): Ditto.
1136 (decl_debug_expr_insert): Ditto.
1137 (dump_tree_statistics): Dump debug_expr hashtable stats.
1138 * tree.h (DECL_DEBUG_EXPR): Change
1139 (SET_DECL_DEBUG_EXPR): Add.
1141 2005-06-01 Alan Modra <amodra@bigpond.net.au>
1143 * configure.ac: Add --enable-secureplt.
1144 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
1145 * config.in: Regenerate.
1146 * configure: Regenerate.
1147 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
1148 rs6000/secureplt.h to tm_file when enable_secureplt.
1149 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
1150 * doc/install.texi: Document --enable-targets and --enable-secureplt.
1151 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
1152 * config/rs6000/secureplt.h: New file.
1153 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
1154 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
1156 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
1157 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
1158 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
1159 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
1160 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
1161 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
1162 TARGET_SECURE_PLT got register load sequence.
1163 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
1165 (rs6000_elf_declare_function_name): Don't emit toc address offset
1166 word when TARGET_SECURE_PLT.
1167 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
1168 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
1169 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
1170 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
1172 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
1173 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
1175 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
1176 (__trampoline_setup): Likewise. Init r30 before plt call.
1178 2005-05-31 DJ Delorie <dj@redhat.com>
1180 * expr.c (convert_move): When a partial_int requires multiple
1181 conversion steps, make sure successive steps convert the
1182 intermediate value, not the original value.
1184 * expmed.c (expand_mult): Convert partial_int multiplies to
1185 shift/add combinations too.
1187 * genmodes.c (mode_data): Add wider_2x.
1188 (calc_wider_mode): Calculate twice-wider mode too.
1189 (emit_mode_wider): Emit twice-wider mode too.
1190 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
1191 * expr.c (expand_expr_real_1): Use it for expanding
1194 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1196 PR tree-optimization/21817
1197 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
1199 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
1201 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
1204 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1208 * fold-const.c (fold_checksum_tree): Copy types also if
1209 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
1210 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
1212 Tail recurse TREE_LIST's TREE_CHAIN.
1214 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1217 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
1218 SSA_NAME twice and cause the loop to become finite. Remove the test
1221 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1223 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
1226 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
1228 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
1229 the documentation to make it more future-proof.
1230 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
1231 * target.h (gcc_target): Add check_pch_target_flags.
1232 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
1233 (TARGET_INITIALIZER): Include it.
1234 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
1235 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
1236 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
1237 (sh_check_pch_target_flags): New function.
1238 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
1240 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
1242 * fold-const.c (extract_array_ref): Handle more cases,
1243 do some useful canonicalization of the base.
1244 (fold_binary): Explicitly deal with arrays of zero-sized
1245 structures during folding of &a[i] == &a[j].
1247 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
1249 * doc/install.texi (sparc-sun-solaris2*): Update note
1250 about Sun bug 4910101.
1251 (sparc-sun-solaris2.7): Document bootstrap
1252 failure with Sun WorkShop 6 99/08/18 as.
1254 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
1256 * loop.c (loop_invariant_p, valid_initial_value_p): Use
1257 regs_invalidated_by_call instead of call_used_regs.
1259 2005-05-30 Paolo Carlini <pcarlini@suse.de>
1262 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
1264 * doc/extend.texi: Add clog, clogf, clogl.
1266 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
1269 * c-pragma.c: Include "vec.h".
1270 (handle_pragma_visibility): Use VEC.
1272 * doc/invoke.texi: Remove the nested visibility push limit.
1274 2005-05-30 Roger Sayle <roger@eyesopen.com>
1276 PR rtl-optimization/15422
1277 * reg-stack.c (starting_stack_p): New static global.
1278 (straighten_stack): Delete prototype. Change to update the stack
1279 before the current insn.
1280 (subst_stack_regs): Update call to straighten stack.
1281 (emit_swap_insn): Delete prototype. For the first insn in a
1282 basic block, update stack_in instead of emitting a real swap.
1283 (change_stack): When changing the stack before the first insn
1284 in a basic block, update stack_in instead of emitting real code.
1285 (compensate_edges): Clear starting_stack_p during compensation.
1286 (convert_regs_1): Keep track of starting_stack_p whilst processing
1289 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
1291 * tree-ssa-ccp.c (const_val): Make it static.
1293 2005-05-29 Geoffrey Keating <geoffk@apple.com>
1296 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
1297 pattern involving `:P'.
1299 * Makefile.in (install-cpp): Depend on installdirs.
1301 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
1303 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
1305 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1306 elim_graph_add_edge, elim_graph_remove_succ_edge,
1307 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
1310 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
1312 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
1313 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
1314 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
1315 follow spelling conventions in error/dump messages.
1317 2005-05-29 Roger Sayle <roger@eyesopen.com>
1318 Richard Henderson <rth@redhat.com>
1320 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
1321 if the RHS isn't suitable for calling emit_move_insn.
1323 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
1325 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
1326 fold_unary and fold_binary.
1328 2005-05-29 Roger Sayle <roger@eyesopen.com>
1330 * reg-stack.c (propagate_stack): Always copy the source stack to
1331 the destination. This routine is now only called when this is safe.
1332 (better_edge): New function split out from convert_regs_1 to
1333 determine which of two edges is better to propagate across.
1334 (convert_regs_1): We need only search for a best edge if the
1335 stack layout hasn't been defined yet. Use better_edge to help
1336 find beste. No longer traverse unnecessary edges.
1338 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
1340 * tree-ssa-alias.c (new_type_alias): New procedure to
1341 create a type memory tag for a pointer with a may-alias
1342 set determined from a variable declaration.
1343 * tree-flow.h: export declaration of new_type_alias
1344 * tree-optimize.c (init_tree_optimization_passes): document
1345 that pass_may_alias cannot be called after pass_vectorize.
1346 * tree-vect-transform (vect_create_data_ref_ptr): Call
1347 new_type_alias when an type memory tag isn't available
1349 (vectorizable_store): Use copy_virtual_operands to update
1350 virtual defs in place (so that loop_version can be called).
1351 Call mark_for_renaming for the virtual defs in case peeling
1352 is done and virtual uses outside the loop need to be updated.
1354 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
1356 PR tree-optimization/21639
1357 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
1359 2005-05-29 Jan Hubicka <jh@suse.cz>
1361 PR tree-optimization/21562
1362 * cfgexpand.c (construct_init_block): Deal properly with the case
1363 of entry edge not pointing to very first basic block.
1365 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
1367 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
1368 non-gimple min invariant.
1370 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
1371 * tree-flow.h: Add prototypes for start_recording_case_labels
1372 and end_recording_case_labels.
1373 * tree-cfg.c (start_recording_case_labels,
1374 end_recording_case_labels): Export.
1375 (cleanup_tree_cfg_loop, modified_noreturn_calls,
1376 cleanup_control_flow, cleanup_control_expr_graph,
1377 remove_fallthru_edge, phi_alternatives_equal,
1378 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
1379 remove_forwarder_block, cleanup_forwarder_blocks,
1380 remove_forwarder_block_with_phi, merge_phi_nodes,
1381 gate_merge_phi, pass_merge_phi): Move to ...
1382 * tree-cfgcleanup.c: ... here.
1384 * basic-block.h: Remove forward declaration of bb_ann_d.
1386 2005-05-28 Jan Hubicka <jh@suse.cz>
1388 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
1390 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
1392 (tree_mod_subtract): Fix profile updating code.
1393 (tree_divmod_values_to_profile): Do not produce useless value profilers
1396 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
1398 * tree-ssa-dom.c (vrp_element_p): Define.
1399 (vrp_hash_elt): Change the type of records to
1400 VEC(vrp_element_p,heap).
1402 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
1403 Update uses of VRP records.
1404 (simplify_cond_and_lookup_avail_expr, record_range): Update
1405 uses of VRP records.
1407 * tree-inline.c (cfun_stack): Change the type to
1408 VEC(function_p,heap).
1409 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
1411 2005-05-27 Ian Lance Taylor <ian@airs.com>
1413 * c-decl.c (add_stmt): Add C frontend specific version.
1414 (stmts_are_full_exprs_p): Remove.
1415 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
1416 (stmts_are_full_exprs_p): Don't declare.
1417 * c-semantics.c (add_stmt): Remove.
1419 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1421 * config/mips/mips-protos.h (mips_declare_object): Add printf
1423 * config/mips/mips.c (mips_declare_object_name): Fix format
1426 2005-05-27 Roger Sayle <roger@eyesopen.com>
1428 * reg-stack.c (compensate_edge): Remove original prototype.
1429 (propagate_stack): New function to copy the stack layout
1430 at the start of a basic block from the layout at the end of
1431 one of its predecessors.
1432 (compensate_edge): Assume that both source and destination
1433 blocks have already had their stack layouts defined.
1434 (compensate_edges): Traverse all non-entry edges in the CFG
1435 and call compensate_edge on each in turn.
1436 (convert_regs_1): Change return type to void. Call
1437 propagate_stack instead of compensate_edge.
1438 (convert_regs_2): Change return type to void. Update call
1439 to convert_regs_1 to ignore the (now void) return value.
1440 (convert_regs): Update calls to convert_regs_2 to ignore
1441 the (now void) return value. After all the basic blocks have
1442 been processed, call compensate_edges to actually emit new
1444 (reg_to_stack): Initialize the aux info for each basic block
1445 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
1447 2005-05-28 Jan Hubicka <jh@suse.cz>
1449 * except.c (can_throw_internal_1, can_throw_external_1): Add
1451 (can_throw_external, can_throw_internal): Bring into sync wrt
1453 * except.h (can_throw_internal_1, can_throw_external_1): Update
1455 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
1456 Deal properly with resx.
1458 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1460 * basic-block.h (basic_block_def): Add phi_nodes and
1461 predictions. Remove tree_annotations.
1462 * predict.c (tree_predicted_by_p, tree_predict_edge,
1463 combine_predictions_for_bb): Adjust references to predictions.
1464 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
1465 create_block_annotation.
1466 (create_block_annotation, free_blocks_annotatios,
1467 clear_blocks_annotations): Remove.
1468 (dump_cfg_stats): Don't print out the memory spent on
1470 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
1471 * tree-flow-inline.h (bb_ann): Remove.
1472 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
1473 * tree-flow.h (bb_ann_d): Remove.
1474 * tree-if-conv.c (process_phi_nodes): Update a reference to
1476 * tree-phinodes.c (reserve_phi_args_for_new_edge,
1477 create_phi_node, remove_phi_node): Likewise.
1478 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
1479 * tree-ssa-dom.c (threaded_blocks): New.
1480 (tree_ssa_dominator_optimize): Initialize, clear, and free
1481 threaded_blocks. Update a call to thread_through_all_blocks.
1482 (thread_across_edge): Use threaded_blocks instead of setting
1483 incoming_edge_threaded.
1484 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
1485 a bitmap of blocks that are threaded through.
1486 * tree.h: Move the prototype of threaded_through_blocks to
1489 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
1490 fini_walk_dominator_tree): Use VEC instead of VARRAY.
1491 * domwalk.h (dom_walk_data): Change the type of
1492 block_data_stack and free_block_data to VEC(void_p,heap)*.
1493 * tree-ssa-dse.c (dse_initialize_block_local_data,
1494 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
1495 VEC instead of VARRAY.
1497 2005-05-27 Jan Hubicka <jh@suse.cz>
1499 * cgraph.c: Include tree-gimple.h
1500 (cgraph_edge): Rename expr to stmt.
1501 (cgraph_create_edge): Likewise.
1502 (cgraph_clone_node): Likewise.
1503 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
1504 * cgraphunit.c (record_call_1): Rename to ...
1505 (record_reference): ... this one; do not build edges.
1506 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
1507 (current_basic_block): Kill.
1508 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
1509 (verify_cgraph_node): Likewise.
1510 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
1511 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
1512 (copy_edges_for_bb): Simplify EH handling.
1513 (expand_call_inline): Pass statement to cgraph_edge and
1516 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
1518 * tree-inline.c (copy_body_r): Manually fold *& to deal
1519 with ADDR_EXPRs with mismatched types for now.
1521 * gimplify.c (fold_indirect_ref_rhs): New function.
1522 (gimplify_modify_expr_rhs): Use it instead of pessimistic
1525 * fold-const.c (fold_indirect_ref_1): Add type argument;
1526 make sure the resulting expression is of this type.
1527 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
1529 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1531 PR tree-optimization/21658
1532 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
1533 fold_binary_to_constant. Likewise, call fold_unary instead of
1534 fold_unary_to_constant.
1536 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
1538 * vec.h: Implement integral type vector specialization.
1539 (VEC_T): Define a non-GTY structure.
1540 (VEC_T_GTY): Define a GTY structure.
1541 (VEC_TA): Rename to ...
1542 (VEC_TA_GTY): ... here.
1543 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
1544 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
1545 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
1546 DEF_VEC_P and DEF_VEC_ALLOC_P.
1547 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
1548 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
1549 DEF_VEC_O and DEF_VEC_ALLOC_O.
1550 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
1551 * lambda-code.c: Likewise.
1552 * tree-into-ssa.c: Likewise.
1553 * tree-ssa-live.c: Likewise.
1555 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1557 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
1559 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1560 update_stmt_if_modified before calling update_ssa.
1562 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
1564 * config/rs6000/t-rtems: Remove roe multilib variant.
1566 2005-05-26 Roger Sayle <roger@eyesopen.com>
1568 PR tree-optimization/9814
1569 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
1570 instruction, add the necessary clobbers by re-expanding the RTL
1571 for arithmetic operations via optab.c's expand_unop/expand_binop.
1572 (noce_try_bitop): New function to optimize bit manipulation idioms
1573 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
1574 (noce_process_if_block): Call noce_try_bitop.
1576 2005-05-26 Roger Sayle <roger@eyesopen.com>
1578 * reg-stack.c (convert_regs_entry, convert_regs_exit,
1579 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
1580 (reg_to_stack): Move to end of the file. Initialize the per
1581 basic block information here, instead of...
1582 (convert_regs_entry): Here.
1583 (convert_regs): Change unused return type to void.
1585 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1587 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
1588 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
1589 config/rs6000/eabispe.h, config/rs6000/lynx.h,
1590 config/sh/elf.h, config/sh/symbian-pre.h,
1591 config/sparc/sparc-protos.h: Update copyright.
1593 2005-05-26 Mike Stump <mrs@apple.com>
1595 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
1598 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
1600 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1601 See through ADDR_EXPR in finding place to propagate into.
1603 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
1605 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
1606 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
1607 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
1608 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
1609 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
1610 tree-ssa-operands.c, tree-vect-analyze.c,
1611 tree-vect-transform.c, tree-vectorizer.c, tree.c,
1612 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
1613 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
1614 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1615 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
1616 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
1617 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
1618 config/sh/ushmedia.h, config/sparc/sparc.c,
1619 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
1620 typos. Follow spelling conventions.
1621 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
1622 Follow spelling conventions.
1624 2005-05-26 David Ung <davidu@mips.com>
1626 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
1627 that determines whether the MIPS32/64 R2 ext/ins should be used.
1628 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
1629 * config/mips/mips.md (extzv): Changed predicate for operand to
1630 nonimmediate_operand. Add code to generate insn patterns for
1631 extzvsi and extzvdi.
1632 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
1633 (insv): Similarly for insertion.
1634 (insv<mode>): Similarly.
1636 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1638 * simplify-rtx.c (avoid_constant_pool_reference): Support
1639 offsetted addresses in the constant pool.
1641 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1643 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
1644 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
1646 2005-05-26 Jakub Jelinek <jakub@redhat.com>
1649 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
1650 found in the basic block and last insn in the basic block is not
1651 INSN_P. Remove explicit unspec numbers that are no longer valid
1654 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1656 * tree-vect-transform.c (vectorizable_operation): Try word_mode
1657 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
1658 if a vector mode is available.
1660 2005-05-25 Roger Sayle <roger@eyesopen.com>
1663 * fold-const.c (const_binop): Check for division by zero during
1666 2005-05-26 Ian Lance Taylor <ian@airs.com>
1668 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
1669 having a declaration after a statement.
1671 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
1673 * opt-functions.awk (var_type): New function.
1674 (var_set): Use CLVC_STRING if var_type returns "const char *".
1675 * opth-gen.awk: Use var_type to find out the types of variables.
1676 Don't print comments above each "extern" definition.
1677 * optc-gen.awk: Use var_type in the same way.
1678 * opts.h (cl_var_cond): Rename to...
1679 (cl_var_type): ...this. Add CLVC_STRING.
1680 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
1682 * opts.c (handle_option, option_enabled): Update after above name
1683 change. Cast flag_var before using it. Handle CLVC_STRING.
1685 * config/alpha/alpha.h (alpha_tls_size): Delete.
1686 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
1687 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
1688 (alpha_fptm_string, alpha_mlat_string): Delete.
1689 (alpha_handle_option): Don't set the above variables here. Use the
1690 integer argument to check the validity of -mtls-size=.
1691 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
1692 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
1693 (mtls-size=): Likewise. Convert to a UInteger and initialize the
1696 * config/arc/arc.c (arc_cpu_string, arc_text_string)
1697 (arc_data_string, arc_rodata_string): Delete.
1698 (arc_handle_option): Don't set the above variables here.
1699 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
1700 and initialize them.
1702 * config/arm/arm.c (target_fpu_name, target_fpe_name)
1703 (target_float_abi_name, target_abi_name, structure_size_string)
1704 (arm_pic_register_string): Delete.
1705 (arm_handle_option): Don't set the above variables here, except
1706 in the handling of -mhard-float and -msoft-float.
1707 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
1708 (mpic-register=, mstructure-size-boundary=): Add Var()s.
1710 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
1711 (avr_handle_option): Delete.
1712 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
1715 * config/bfin/bfin.c (bfin_library_id): Delete.
1716 (bfin_handle_option): Don't set it.
1717 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
1719 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
1720 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
1721 (c4x_handle_option): Don't set c4x_rpts_cycles here.
1722 * config/c4x/c4x.opt (mrpts=): Add Var().
1724 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
1725 cris_elinux_stacksize_str here.
1726 * config/cris/aout.opt (melinux-stacksize=): Add Var().
1727 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
1728 (cris_tune_str, cris_elinux_stacksize_str): Delete.
1729 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
1730 (cris_tune_str, cris_elinux_stacksize_str): Delete.
1731 (cris_handle_option): Don't set the above variables here.
1732 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
1733 (max-stackframe=): Add Var()s.
1735 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
1736 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
1737 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
1738 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
1739 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
1740 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
1741 (ix86_handle_option): Don't set the above variables here.
1742 * config/i386/i386.opt (malign-functions=, malign-jumps=)
1743 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
1744 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
1747 * config/ia64/ia64.h (ia64_tls_size): Delete.
1748 * config/ia64/ia64.c (ia64_tls_size): Delete.
1749 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
1750 reading the integer argument from the "value" parameter. Don't
1751 set ia64_tls_size here.
1752 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
1753 Add Var() and Init().
1755 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
1756 (m32r_cache_flush_trap): Delete.
1757 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
1758 (m32r_cache_flush_trap): Delete.
1759 (m32r_handle_option): Don't set the above variables when handling
1760 -mflush-func= and -mflush-trap=.
1761 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
1764 * config/mips/mips.h (mips_cache_flush_func): Delete.
1765 * config/mips/mips.c (mips_arch_string, mips_tune_string)
1766 (mips_cache_flush_func): Delete.
1767 (mips_handle_option): Don't set the above variables when handling
1768 -march=, -mtune= and -mflush-func=.
1769 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
1771 * config/s390/s390.c (s390_arch_string): Delete.
1772 (s390_handle_option): Don't set it here.
1773 * config/s390/s390.opt (march=): Add Var().
1775 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
1776 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
1777 (sparc_handle_option): Don't set it here.
1778 * config/sparc/sparc.opt (mcmodel=): Add Var().
1780 2005-05-25 Roger Sayle <roger@eyesopen.com>
1782 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
1783 call to convert_to_integer by building the NOP_EXPR directly.
1785 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
1787 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
1789 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1790 Jeff Law <law@redhat.com>
1792 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
1793 constant and side_effects of the ADDR_EXPR are consistent.
1795 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
1796 appropriately around calls to recompute_tree_invarant_for_addr_expr.
1798 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
1800 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
1801 (s390_function_arg, s390_gimplify_va_arg): Use them.
1802 (s390_register_info): Save only required subset of argument
1803 registers into save area for va_list.
1804 (s390_va_start): Initialize only required elements of va_list struct.
1805 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
1807 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
1809 * reload1.c (verify_initial_elim_offsets): Return boolean status
1810 instead of aborting.
1811 (reload): Adapt verify_initial_elim_offsets call site. Restart
1812 main loop if some initial elimination offsets changed.
1814 2005-05-25 Adam Nemet <anemet@lnxw.com>
1816 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
1817 of -mno-svr4-struct-return.
1819 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1821 Fix PR tree-optimization/21705
1823 * tree-ssa-pre.c (in_fre): New static variable.
1824 (create_value_expr_from): Recursively value number reference ops
1826 (can_value_number_call): Temporary restrict only exists for
1829 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
1831 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
1832 sizeof (bitmap *) with sizeof (bitmap).
1834 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1836 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
1839 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
1841 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
1844 2005-05-25 Jan Hubicka <jh@suse.cz>
1846 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
1847 * cgraph.c (cgraph_create_node): Reset estimated_growth.
1848 * cgraph.h (cgraph_global_info): Add estimated_growth.
1849 * ipa-inline.c: Include coverage.h
1850 (max_insns, max_count): New static variables.
1851 (cgraph_estimate_size_after_inlining): Cache the result.
1852 (cgraph_estimate_growth):
1853 * passes.c (rest_of_clean_state): Kill coverage_end_function.
1854 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
1855 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
1857 (ipa_passes): Initialize bitmaps.
1859 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
1861 * loop-doloop.c: Include "target.h".
1862 (doloop_valid_p): Move tests to function in targhooks.c.
1863 * target.h (struct gcc_target): New target hook
1864 "insn_valid_within_doloop".
1865 * target-def.h: Define default value for "insn_valid_within_doloop".
1866 (TARGET_INITIALIZER): Insert new target hook into initializer.
1867 * targhooks.c (default_insn_valid_within_doloop): New function.
1868 * targhooks.h (default_insn_valid_within_doloop): Declare.
1869 * hooks.c (hook_bool_rtx_true): New function.
1870 * hooks.h (hook_bool_rtx_true): Declare.
1871 * doc/tm.texi: Add documentation for new target hook.
1873 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1876 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
1877 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
1878 (sparc_tls_referenced_p): New prototype.
1879 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
1880 (sparc_expand_move): Look for TLS addresses with constant offsets.
1881 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
1882 tls_symbolic_operand.
1883 (legitimate_pic_operand_p): Likewise.
1884 (legitimate_address_p): Likewise.
1885 (legitimize_address): Likewise.
1886 (sparc_tls_symbol_ref_1): New function.
1887 (sparc_tls_referenced_p): New function.
1888 * config/sparc/predicates.md (tgd_symbolic_operand): Use
1889 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
1890 (tld_symbolic_operand): Likewise.
1891 (tie_symbolic_operand): Likewise.
1892 (tle_symbolic_operand): Likewise.
1894 2005-05-24 DJ Delorie <dj@redhat.com>
1896 * common.opt (-Wattributes): New. Default true.
1897 * doc/invoke.texi (-Wno-attributes): Document.
1899 * attribs.c (decl_attributes): Move warning control from if() to
1901 * c-common.c (handle_packed_attribute): Likewise.
1902 (handle_nocommon_attribute): Likewise.
1903 (handle_common_attribute): Likewise.
1904 (handle_noreturn_attribute): Likewise.
1905 (handle_noinline_attribute): Likewise.
1906 (handle_always_inline_attribute): Likewise.
1907 (handle_used_attribute): Likewise.
1908 (handle_unused_attribute): Likewise.
1909 (handle_const_attribute): Likewise.
1910 (handle_transparent_union_attribute): Likewise.
1911 (handle_constructor_attribute): Likewise.
1912 (handle_destructor_attribute): Likewise.
1913 (handle_mode_attribute): Likewise.
1914 (handle_alias_attribute): Likewise.
1915 (handle_visibility_attribute): Likewise.
1916 (handle_tls_model_attribute): Likewise.
1917 (handle_malloc_attribute): Likewise.
1918 (handle_returns_twice_attribute): Likewise.
1919 (handle_pure_attribute): Likewise.
1920 (handle_deprecated_attribute): Likewise.
1921 (handle_vector_size_attribute): Likewise.
1922 (handle_nothrow_attribute): Likewise.
1923 (handle_cleanup_attribute): Likewise.
1924 (handle_warn_unused_result_attribute): Likewise.
1925 (handle_sentinel_attribute): Likewise.
1926 * c-decl.c (diagnose_mismatched_decls): Likewise.
1927 (start_decl): Likewise.
1928 (grokdeclarator): Likewise.
1929 (start_function): Likewise.
1930 * c-format.c (check_function_format): Likewise.
1931 * stor-layout.c (place_field): Likewise.
1932 (finalize_record_size): Likewise.
1933 * tree.c (handle_dll_attribute)): Likewise.
1934 * varasm.c (default_assemble_visibility): Likewise.
1935 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
1936 (darwin_assemble_visibility): Likewise.
1937 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
1938 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
1939 (arm_handle_isr_attribute): Likewise.
1940 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
1941 (avr_handle_fndecl_attribute): Likewise.
1942 * config/bfin/bfin.c (handle_int_attribute): Likewise.
1943 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
1944 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
1945 (h8300_handle_eightbit_data_attribute): Likewise.
1946 (h8300_handle_tiny_data_attribute): Likewise.
1947 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
1948 (ix86_handle_regparm_attribute): Likewise.
1949 (ix86_handle_struct_attribute): Likewise.
1950 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
1951 (i386_pe_encode_section_info): Likewise.
1952 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1953 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
1954 (ip2k_handle_fndecl_attribute): Likewise.
1955 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
1956 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
1957 (m68hc11_handle_fntype_attribute): Likewise.
1958 (m68hc11_encode_section_info): Likewise.
1959 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1960 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1961 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
1962 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
1963 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
1964 (sh_handle_sp_switch_attribute): Likewise.
1965 (sh_handle_trap_exit_attribute): Likewise.
1966 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
1967 (sh_symbian_handle_dll_attribute): Likewise.
1968 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
1969 (xstormy16_handle_below100_attribute): Likewise.
1970 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1972 * c-common.c (unsigned_conversion_warning): Move warning control
1973 from if() to warning(OPT_*).
1974 (c_common_truthvalue_conversion): Likewise.
1975 (c_do_switch_warnings): Likewise.
1976 * c-decl.c (diagnose_mismatched_decls): Likewise.
1977 (diagnose_mismatched_decls): Likewise.
1978 (define_label): Likewise.
1979 (grokdeclarator): Likewise.
1980 * c-format.c (check_format_info): Likewise.
1981 * c-lex.c (interpret_integer): Likwise.
1982 (lex_string): Likewise.
1983 * c-opts.c (c_common_post_options): Likewise.
1984 * c-parser.c (c_parser_unary_expression): Likewise.
1985 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
1986 (handle_pragma_extern_prefix): Likewise.
1987 * c-typeck.c (build_binary_op): Likewise.
1988 * gcse.c (is_too_expensive): Likewise.
1989 * opts.c (decode_options): Likewise.
1990 * stor-layout.c (place_field): Likewise.
1991 * tree-cfg.c (remove_bb): Likewise.
1993 * c.opt (-Wreturn-type): Add Var(warn_return_type).
1994 * flags.h (warn_return_type): Remove.
1995 * toplev.c (warn_return_type): Likewise.
1997 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
1999 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
2000 existence of long long and __int64 before determining their size.
2001 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
2002 * configure, config.h.in: Regenerate.
2004 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2006 * configure: Regenerate.
2008 2005-05-24 Ziemowit Laski <zlaski@apple.com>
2010 * c-common.h (objc_comptypes): Remove prototype.
2011 (objc_compare_types): New prototype.
2012 (objc_volatilized_decl): Likewise.
2013 (objc_type_quals_match): Likewise.
2014 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
2015 objc_volatilize_decl().
2016 * c-typeck.c (comp_target_types): Remove third parameter; do
2017 not call objc_comptypes().
2018 (comptypes): Remove calls to objc_comptypes().
2019 (build_function_call): Extend compatible prototype check to ObjC.
2020 (build_conditional_expr): Adjust call to comp_target_types().
2021 (convert_for_assignment): Call objc_compare_types() instead of
2022 objc_comptypes(); adjust calls to comp_target_types(); call
2023 objc_type_quals_match() before issuing qualifier mismatch
2025 (build_binary_op): Call objc_compare_types() before issuing
2026 pointer mismatch warnings; adjust calls to
2027 comp_target_types().
2028 * stub-objc.c (objc_comptypes): Remove stub.
2029 (objc_compare_types): New stub.
2030 (objc_volatilized_decl): Likewise.
2031 (objc_type_quals_match): Likewise.
2033 2005-05-24 Paolo Carlini <pcarlini@suse.de>
2035 * config/ia64/ia64intrin.h: Define nothing for C++:
2036 overloaded builtins have been ported to C++.
2038 2005-05-24 Jeff Law <law@redhat.com>
2040 * tree-nested.c (build_addr): New "context" argument. Temporarily
2041 set current_function_decl around the call to build the ADDR_EXPR.
2042 (get_static_chain): Pass proper context to build_addr.
2043 (convert_nl_goto_reference): Likewise.
2044 (convert_tramp_reference): Likewise.
2045 (final_nesting_tree_1): Likewise.
2046 * tree-profile.c (tree_gen_interval_profiler): Likewise.
2047 (tree_gen_pow2_profiler): Likewise.
2048 (tree_gen_one_value_profiler): Likewise.
2049 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
2050 * tree.h (build_addr): Update prototype.
2052 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
2054 * tree-flow.h (bb_ann_d): Remove has_escape_site.
2055 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
2056 write to has_escape_site.
2058 2005-05-24 Jeff Law <law@redhat.com>
2060 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
2061 * tree-cfg.c: Include tree-ssa-propagate.h.
2062 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
2065 2005-05-24 Nick Clifton <nickc@redhat.com>
2067 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2068 __NO_FPRS__ when 'f' class registers will not be available.
2070 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2072 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
2074 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
2076 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
2079 2005-05-23 Jeff Law <law@redhat.com>
2081 * tree-ssa-dom.c (cprop_into_stmt): Do not call
2082 recompute_tree_invariant_for_addr_expr here.
2083 (optimize_stmt): Call it here instead and do so if anything
2084 at all has changed in the statement and the RHS is an ADDR_EXPR.
2085 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
2086 needed, call recompute_tree_invariant_for_addr_expr.
2087 * tree-ssa-propagate.c (substitute_and_fold): Call
2088 recompute_tree_invariant_for_addr_expr as needed.
2090 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
2092 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
2093 saving less registers than the replacement.
2095 2005-05-23 Jan Hubicka <jh@suse.cz>
2097 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
2099 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2101 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
2102 * config/sparc/sparc.c (sparc_expand_move): New function.
2103 (sparc_emit_set_const64): Rewrite assert condition on entry.
2104 (legitimate_constant_p) <CONST_VECTOR>: New case.
2105 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
2106 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
2107 movV64, movtf): Use nonimmediate_operand for the first operand.
2108 Rewrite. Only invoke sparc_expand_move.
2109 * config/sparc/predicates.md (input_operand): Reorder tests.
2111 2005-05-23 Jan Beulich <jbeulich@novell.com>
2113 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
2114 missing return statement.
2116 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2118 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
2119 emit_move_insn for moves to TFmode stack slots.
2121 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
2123 * tree-stdarg.c (execute_optimize_stdarg): Handle references
2124 to va_list of the form &va[0].
2126 2005-05-20 Jan Hubicka <jh@suse.cz>
2128 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
2129 * genemit.c (main): Make insn-emit to include basic-block.h too.
2131 2005-05-20 Jan Hubicka <jh@suse.cz>
2133 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
2135 2005-05-19 Richard Henderson <rth@redhat.com>
2137 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
2138 emit_store_conditional): Split out from ...
2139 (alpha_split_atomic_op): ... here.
2140 (alpha_split_compare_and_swap): New; extract from .md file.
2141 (alpha_split_lock_test_and_set): Likewise.
2142 * config/alpha/alpha-protos.h: Update.
2143 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
2144 split code into alpha.c.
2145 (sync_lock_test_and_set<I48MODE>): Likewise.
2147 2005-05-19 Richard Henderson <rth@redhat.com>
2149 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
2151 2005-05-19 Richard Henderson <rth@redhat.com>
2153 * config/i386/sse.md (mulv4si3): Use all register inputs.
2154 (mulv2di3): Likewise.
2156 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
2158 * tree-ssa-loop-ivopts.c (determine_base_object): Use
2159 build_fold_addr_expr to generate trees of correct type.
2160 Use fold_buildN if possible.
2162 2005-05-19 Jan Hubicka <jh@suse.cz>
2164 * basic-block.h (REG_BR_PROB_BASE): Define.
2165 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
2166 (dump_cgraph_node): Dump count.
2167 (cgraph_clone_edge): Rescale counts.
2168 (cgraph_clone_node): Likewise.
2169 * cgraph.h: Include basic-block.h
2170 (cgraph_node): Add count.
2171 (cgraph_edge): Add count and loop_nest.
2172 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
2174 * cgraphunit.c: Kill now redundant inlining comment.
2175 (cgraph_create_edges): Make static, maintain current basic block;
2177 (record_call_1): Fill in new fields.
2178 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2180 (cgraph_decide_recursive_inlining): Likewise.
2181 * rtl.h (REG_BR_PROB_BASE): Kill.
2182 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
2183 (expand_call_inline): Update call of cgraph_create_edge.
2184 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2186 2005-05-19 Nick Clifton <nickc@redhat.com>
2188 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
2189 new rs6000_explicit_options structure.
2191 2005-05-19 Richard Henderson <rth@redhat.com>
2194 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
2195 TFmode code swapping ...
2196 (alpha_emit_xfloating_compare): ... here.
2197 (alpha_emit_setcc): Update to match.
2198 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
2200 2005-05-19 Richard Henderson <rth@redhat.com>
2203 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
2204 memory indirection in local-dynamic case.
2206 2005-05-18 Jie Zhang <jie.zhang@analog.com>
2207 Bernd Schmidt <bernd.schmidt@analog.com>
2209 * config/bfin/bfin.c (branch_dest): Add comment why it's
2211 * config/bfin/bfin.md (attr "length" default): Change the offset of
2212 forward conditional branch of length 4 from 4096 to 4092.
2214 2005-05-19 Jan Beulich <jbeulich@novell.com>
2216 * unwind-compat.c: Include tconfig.h and tsystem.h.
2217 * unwind-dw2-fde-compat.c: Likewise.
2219 2005-05-18 Richard Henderson <rth@redhat.com>
2222 * ifcvt.c (noce_process_if_block): Avoid conversion when the
2223 memory destination is readonly.
2225 2005-05-18 Richard Henderson <rth@redhat.com>
2228 * tree-ssa-operands.c (opf_non_specific): New.
2229 (get_asm_expr_operands): Set it.
2230 (add_call_clobber_ops, add_call_read_ops): Likewise.
2231 (add_stmt_operand): Test it instead of opf_kill_def when
2232 considering unmodifiable variables.
2234 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
2236 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
2238 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
2239 tree-ssa-forwprop.c: Fix comment typos.
2240 * doc/invoke.texi: Fix a typo.
2242 2005-05-18 Richard Henderson <rth@redhat.com>
2244 * config.gcc (powerpc-*-linux*): Include linux64.opt when
2245 including linux64.h.
2247 2005-05-18 Richard Henderson <rth@redhat.com>
2249 * tree-cfg.c (pass_remove_useless): Revert last change.
2250 * tree-optimize.c (init_tree_optimization_passes): Initialize
2251 all_lowering_passes with PROP_gimple_any.
2253 2005-05-18 Devang Patel <dpatel@apple.com>
2255 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
2258 2005-05-18 Richard Henderson <rth@redhat.com>
2260 * tree-ssa-forwprop.c (cfg_changed): New.
2261 (tidy_after_forward_propagate_addr): New.
2262 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
2263 (forward_propagate_addr_into_variable_array_index): Likewise.
2264 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
2267 2005-05-18 Geoffrey Keating <geoffk@apple.com>
2269 * dummy-checksum.c: New.
2270 * genchecksum.c: New.
2271 * c.opt (print_pch_checksum): New flag.
2272 * c-pch.c (struct c_pch_validity): Make much shorter.
2274 (host_machine): Remove.
2275 (target_machine): Remove.
2276 (get_ident): Change PCH version number.
2277 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
2278 Don't put triplets or version string in PCH validity data.
2279 Do put the compiler checksum in the validity data.
2280 (c_common_valid_pch): Don't check triplets or version string. Do
2282 (c_common_print_pch_checksum): New.
2283 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
2284 Print fingerprint with -v.
2285 * c-common.h (c_common_print_pch_checksum): New.
2286 (executable_checksum): New.
2287 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
2288 (cc1-dummy): New rule.
2289 (cc1-checksum.c): New rule.
2290 (cc1-checksum.o): New rule.
2291 (cc1): Add checksum support.
2292 (build/genchecksum): New.
2293 (build/genchecksum.o): New.
2294 (dummy-checksum.o): New.
2295 (genobjnames): Add genchecksum.o.
2296 (mostlyclean): Remove *-checksum.c.
2297 (gnucompare): Add libgcc to list of directories checked.
2298 Make comparison problems in libgcc/ and with checksum files only
2300 * doc/invoke.texi (Precompiled Headers): Remove caution.
2301 Document that it must be the exact same binary. Add a few
2302 known-safe flags to the list.
2304 * rs6000/predicates.md (fix_trunc_dest_operand): New.
2305 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
2306 Check that a memory operand is valid before trying to use it.
2308 * tree-cfg.c (pass_remove_useless): This pass works on trees.
2310 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
2312 * tree.c (build1_stat): Don't try to handle two-operand
2315 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
2317 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
2318 * config/sh/sh.h: Update mask names throughout.
2319 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
2320 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
2321 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
2322 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
2323 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
2324 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
2325 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
2326 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
2327 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
2328 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
2329 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
2330 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
2331 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
2332 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
2333 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
2334 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
2335 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
2336 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
2337 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
2338 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
2339 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
2340 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
2341 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
2342 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
2343 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
2344 (SUBTARGET_SWITCHES): Delete.
2345 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
2346 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
2347 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
2348 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
2349 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
2350 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
2351 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
2352 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
2353 (SUPPORT_SH3): Likewise SUPPORT_SH2.
2354 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
2355 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
2357 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
2358 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
2359 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
2360 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
2361 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
2362 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
2363 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
2364 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
2365 (SUPPORT_ANY_SH5): New macros.
2366 (TARGET_NONE): Replace with...
2367 (MASK_ARCH): ...this new macro.
2368 * config/sh/elf.h: Update mask names
2369 * config/sh/linux.h: Likewise.
2370 * config/sh/little.h: Likewise.
2371 * config/sh/netbsd-elf.h: Likewise.
2372 * config/sh/symbian-pre.h: Likewise.
2373 * config/sh/sh.c (sh_handle_option): New function.
2374 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2375 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
2376 (sh_target_switches, target_switches): Delete.
2377 (sh_pch_valid_p): Check for specific differences in the target_flags
2379 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
2380 * config/sh/sh.opt: New file.
2382 2005-05-18 Richard Henderson <rth@redhat.com>
2385 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
2386 small_addr_symbolic_operand.
2388 2005-05-18 Jeff Law <law@redhat.com>
2390 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2391 propagate an ADDR_EXPR if the definition and use sites are
2392 in different EH regions.
2394 2005-05-18 Ian Lance Taylor <ian@airs.com>
2396 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
2399 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
2401 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
2403 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
2405 Fix PR tree-optimization/21407
2407 * tree-ssa-operands.c (note_addressable): Change
2408 COMPONENT_REF handling in response to aliasing
2411 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2413 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
2414 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
2415 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
2416 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
2417 the default on Solaris too.
2419 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
2421 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
2424 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2426 * timevar.def (TV_SCEV_CONST): New timevar.
2427 * tree-optimize.c (init_tree_optimization_passes): Add
2429 * tree-pass.h (pass_scev_cprop): Declare.
2430 * tree-scalar-evolution.c (scev_const_prop): New function.
2431 * tree-scalar-evolution.h (scev_const_prop): Declare.
2432 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
2434 * tree-cfg.c (replace_uses_by): Export.
2435 * tree-flow.h (replace_uses_by): Declare.
2437 2005-05-17 Ziemowit Laski <zlaski@apple.com>
2438 Mike Stump <mrs@apple.com>
2440 Yet more Objective-C++...
2442 * c-common.h (objc_finish_try_stmt): Add.
2443 (objc_build_synchronized): Add.
2444 (objc_generate_write_barrier): Add.
2445 * stub-objc.c (objc_build_synchronized): Add return value.
2446 (objc_finish_try_stmt): Likewise.
2447 (objc_generate_write_barrier): Add.
2449 * c-common.h (objc_rewrite_function_call): Add.
2450 * c-typeck.c (build_function_call): Allow objc to rewrite
2452 (build_modify_expr): Allow objc to generate write barriers.
2453 * c.opt (Wassign-intercept): Add.
2454 (Wstrict-selector-match): Add.
2455 (fobjc-call-cxx-cdtors): Add.
2456 (fobjc-direct-dispatch): Add.
2458 * dbxout.c (get_lang_number): Add Objective-C++ support.
2459 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
2460 (-Wstrict-selector-match): Likewise.
2461 (-fobjc-direct-dispatch): Likewise.
2462 (-Wassign-intercept): Likewise.
2463 (Overall Options): Likewise.
2464 * gengtype.c (get_output_file_with_visibility): Likewise.
2465 * stub-objc.c (objc_rewrite_function_call): Add.
2466 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
2468 * c-common.c (flag_objc_exceptions): Remove.
2469 (flag_objc_sjlj_exceptions): Remove.
2470 * c-decl.c (objc_mark_locals_volatile): Don't change decls
2471 that are already ok.
2472 * c-opts.c (c_common_handle_option, case
2473 OPT_fobjc_exceptions): Remove.
2474 (case OPT_fobjc_sjlj_exceptions): Remove
2475 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
2476 (fobjc-exceptions): Likewise.
2477 (fobjc-sjlj-exceptions): Likewise.
2478 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
2479 (OFFS_ASSIGNIVAR_FAST): Add.
2481 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2483 * config/sparc/sparc.md (movhi): Do not test constness
2484 of operand #1 twice.
2486 (movdi): Unconditionally accept zero as second operand
2487 when the first is memory.
2488 (movdi_insn_sp32): Handle above case.
2489 (DImode splitter): Use predicates.
2490 (DImode splitter): Use const_zero_operand predicate.
2491 (movsf_insn): Swap 2 alternatives.
2493 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2495 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
2496 expand_simple_operations to bases of the ivs.
2497 (tree_int_cst_sign_bit): Export.
2498 * tree-flow.h (expand_simple_operations): Declare.
2499 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
2500 tree_int_cst_sign_bit.
2501 (expand_simple_operations): Export.
2502 * tree.h (tree_int_cst_sign_bit): Declare.
2504 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2506 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
2508 (replace_uses_by): New function.
2509 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
2510 * tree-flow.h (fold_stmt_inplace): Declare.
2511 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
2512 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
2513 info after cfg cleanup.
2515 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2517 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
2518 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
2521 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2523 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
2524 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
2525 * timevar.c (timevar_ggc_mem_total): New variable.
2526 (GGC_MEM_BOUND): New constant.
2527 (get_time): Record ggc memory status.
2528 (timevar_accumulate): Accumulate amount of ggc memory.
2529 (timevar_print): Print consumption of ggc memory.
2530 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
2531 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
2532 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
2533 * timevar.h (struct timevar_time_def): Add ggc_mem field.
2534 (timevar_ggc_mem_total): Declare.
2536 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
2538 * tree-into-ssa.c (update_ssa): Clean up by shortening the
2541 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2543 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
2545 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
2546 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
2547 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
2548 ("s<ocond:code>"): Rename from respectively "b<ncond>",
2549 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
2550 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
2551 "s<rcond>" and "s<ocond>".
2552 ("b<ocond:code>", "*b<ocond:code>_reversed")
2553 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
2554 output statement section.
2556 2005-05-17 Roger Sayle <roger@eyesopen.com>
2558 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
2560 2005-05-17 Steven Bosscher <stevenb@suse.de>
2561 Stuart Hastings <stuart@apple.com>
2562 Jan Hubicka <jh@suse.cz>
2563 Dale Johannesen <dalej@apple.com>
2565 * cgraph.h (cgraph_node): Add 'lowered' state.
2566 (cgraph_lower_function): Declare.
2567 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
2568 (cgraph_lower_function): New function.
2569 (cgraph_create_edges): Deal with lowered function bodies.
2570 (verify_cgraph_node): Likewise.
2571 (cgraph_analyze_function): Do lowering job.
2572 (cgraph_build_static_cdtor): Likewise.
2573 * function.h (struct function): Add saved_eh and saved_cfg.
2574 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
2575 * tree-cfg.c (fold_cond_expr_cond): Export.
2576 * tree-flow.h (fold_cond_expr_cond): Declare.
2577 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
2579 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
2580 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
2581 callee_cfun, block, eh_region, eh_region_offset.
2582 (inlining_p): New predicate.
2583 (remap_decl): Update for new inline_data; declare newly created inline
2584 vars in low gimple way.
2585 (copy_body_r): Update for new datastructure, simplify some of handling
2586 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
2587 deal with RESX_EXPRs.
2589 (copy_edges_for_bb): Likewise.
2590 (remap_decl_1): New.
2591 (copy_cfg_body): New.
2592 (copy_generic_body): Rewrite to work on low gimple.
2593 (copy_body): Turn into simple wrapper around copy_cfg_body.
2594 (setup_one_parameter): Insert new statements into given basic block.
2595 (initialize_initialized_parameters): Likewise, reorganize way things are
2597 (declare_return_variable): Update for new inline data datastructure.
2598 (inline_forbidden_p): Work on low gimple.
2599 (estimate_num_insns): Likewise.
2600 (expand_call_inline): Work on CFG.
2601 (push_cfun, pop_cfun): New functions.
2602 (cfun_stack): New stack.
2603 (add_lexical_block): New function.
2604 (gimple_expand_calls_inline): Work on basic block.
2605 (optimize_inline_calls): Likewise.
2606 (clone_body, save_body, unsave_ewpr_now): Update for new
2608 (declare_inline_vars): Work on block instead of bind_expr.
2609 (inlining_p): New predicate.
2610 * tree-inline.h (push_cfun, pop_cfun): Declare.
2611 * tree-optimize.c: Include except.h
2612 (all_lowering_passes): New variable.
2613 (execute_fixup_cfg, pass_fixup_cfg): New pass.
2614 (init_tree_optimization_passes): Move some to all_lowering_passes.
2615 (tree_lowering_passes): New function.
2616 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
2617 * tree-pass.h (tree_lowering_passes): Declare
2619 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
2621 * unwind-dw2-fde-darwin.c: Include tsystem.h.
2623 2005-05-17 Jeff Law <law@redhat.com>
2625 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
2626 * tree-ssa-forwprop.c: Include langhooks.h.
2627 (forward_propagate_addr_expr_into_variable_array_index): New.
2628 (forward_propagate_addr_expr): New.
2629 (tree_ssa_forward_propagate_single_use_vars): Loop over all
2630 the statements in the block instead of just the last statement.
2631 Call forward_propagate_addr_expr as needed.
2632 (pass_forwprop): Update the SSA graph after forward propagation is
2635 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
2637 * unwind-dw2-fde-glibc.c (base_from_cb_data,
2638 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
2640 * unwind-dw2-fde.c (__deregister_frame_info_bases,
2641 base_from_object, fde_split, end_fde_sort): Likewise.
2642 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
2643 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
2644 uw_init_context_1): Likewise.
2645 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
2646 _Unwind_Resume_or_Rethrow): Likewise.
2647 * unwind-pe.h (__gxx_abort): Do not define.
2648 (size_of_encoded_value, base_of_encoded_value,
2649 read_encoded_value_with_base): Use gcc_unreachable.
2650 * unwind.h (_Unwind_GetTextRelBase): Likewise.
2652 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
2654 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
2655 (cfi_end): New macros.
2656 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
2657 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
2658 an eight byte stack frame.
2659 (__NR_tkill): Define.
2660 (__div0): Use gettid tkill on GNU/Linux.
2661 (_arm_return): Add CFI.
2662 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
2664 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
2666 * configure.ac: Remove spaces around assignment to
2668 * configure: Regenerated.
2670 2005-05-17 David Edelsohn <edelsohn@gnu.org>
2672 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
2673 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
2675 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
2676 Modify aix_struct_return variable, not target_flags.
2677 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
2678 (rs6000_return_in_memory): Test aix_struct_return.
2679 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
2680 independent variable. Report mxl-compat.
2682 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
2684 * config/bfin/bfin.md (eh_return): Add missing DONE.
2686 2005-05-17 Ian Lance Taylor <ian@airs.com>
2688 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
2690 (mode_attr_index): Remove check for defined attribute. Remove
2691 infile parameter. Change all callers.
2692 (apply_mode_maps): Add unknown parameter. Change caller. Always
2693 return after finding attribute.
2694 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
2696 (apply_macro_traverse): Set mtd->unknown_mode_attr.
2697 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
2698 attribute used for a mode.
2700 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2702 * tree-ssa-math-opts.c: New file.
2704 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2706 * tree-ssa-math-opts.c: New file.
2708 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2710 * Makefile.in: Add tree-ssa-math-opts.c.
2711 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
2712 * fold-const.c (distribute_real_division): New.
2713 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
2714 * tree-pass.h (pass_cse_reciprocals): New.
2715 * tree-optimize.c (init_tree_optimization_passes): Run it.
2716 * doc/passes.texi: Document the new pass.
2718 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
2721 * builtins.c (fold_builtin_constant_p): Handle
2722 &"string cst"[0] as constant.
2724 2005-05-17 Richard Henderson <rth@redhat.com>
2726 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
2728 2005-05-17 Jakub Jelinek <jakub@redhat.com>
2731 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
2732 src2 if src2 has been split.
2734 PR tree-optimization/21610
2735 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
2736 returning DECL, call unshare_expr.
2738 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2740 * config/cris/cris.md: Unquote preparation and output statements.
2741 (BWD, WD, BW): New, mode-macros.
2742 (S, s, m, mm, nbitsm1): New, mode-attrs.
2743 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
2744 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
2746 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
2747 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
2748 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
2750 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
2751 ("movdi"): Move misplaced head comment regarding necessity of
2752 movdi from movsi to here.
2753 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
2755 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
2756 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
2757 "*mov_sideqi_biap_mem".
2758 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
2760 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
2761 "*clear_sidehi_biap" and "*clear_sideqi_biap".
2762 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
2763 and "*clear_sideqi".
2764 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
2765 "*ext_sidehisi_biap".
2766 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
2768 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
2769 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
2770 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
2771 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
2772 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
2774 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
2775 "*op_sidehi_biap" and "*op_sidesi_biap".
2776 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
2778 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
2779 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
2780 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
2781 "*op_swap_sidehi" and "*op_swap_sidesi".
2782 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
2783 in the N alternative of "subqi3".
2784 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
2785 "*extophisi_side_biap".
2786 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
2788 ("*extop<mode>si_swap_side_biap"): Replace
2789 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
2790 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
2791 "*extophisi_swap_side".
2792 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
2793 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
2795 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
2796 "mulqihi3", "mulhisi3" and "mulhisi3".
2797 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
2798 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
2800 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
2801 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
2802 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
2803 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
2804 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
2805 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
2806 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
2807 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
2808 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
2809 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
2810 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
2811 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
2813 ("abs<mode>2"): Replace "abshi2" and "absqi2".
2814 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
2816 ("b<ocond>"): Replace "bgt" and "ble".
2817 ("b<rcond>"): Replace "blt" and "bge".
2818 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
2819 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
2821 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
2823 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
2825 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
2827 ("s<rcond>"): Replace "sge" and "slt".
2828 ("s<ocond>"): Replace "sgt" and "sle".
2829 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
2830 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
2831 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
2832 clear.w [rx=rx+i] and clear.b [rx=rx+i].
2834 2005-05-17 Jakub Jelinek <jakub@redhat.com>
2836 * varasm.c (struct constant_descriptor_tree): Add hash field.
2837 (const_desc_hash): Just return hash field.
2838 (const_desc_eq): If hash values are different, return 0 immediately.
2839 (output_constant_def): Compute hash field of temporary key, use
2840 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
2841 newly built constant descriptor.
2842 (lookup_constant_def): Compute hash field of temporary key, use
2843 htab_find_with_hash instead of htab_find.
2845 2005-05-16 Richard Henderson <rth@redhat.com>
2847 * config/i386/sse.md (mulv4si3): New.
2849 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2851 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
2852 tests for noncanonical versions of reg+constant and
2855 2005-05-16 Richard Henderson <rth@redhat.com>
2856 Steven Bosscher <stevenb@suse.de>
2859 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
2860 maybe_clean_eh_stmt; take old stmt parameter. Update EH
2861 region data structure to match replacement.
2862 * tree-flow.h: Update to match.
2863 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2864 * tree-ssa-dom.c (optimize_stmt): Likewise.
2865 * tree-ssa-pre.c (eliminate): Likewise.
2866 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
2868 2005-05-16 Caroline Tice <ctice@apple.com>
2870 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
2871 internal_error with gcc_assert.
2872 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
2873 * function.h (struct function): Remove space between "*" and
2875 * varasm.c (initialize_cold_section_name): Add gcc_assert;
2876 modify to use alloca.
2877 (unlikely_text_section): Add check for flag_function_sections.
2878 (assemble_start_function): Move call to resolve_section, so it
2879 comes before first call to unlikely_text_section.
2880 (assemble_end_function): Add test and call to function_section
2883 2005-05-16 Roger Sayle <roger@eyesopen.com>
2885 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
2886 instead of build_binary_op when performing code transformations
2887 to avoid error messages about constructs not it the user's code.
2889 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2891 * tree-ssa-pre.c: Fix a comment typo.
2893 2005-05-16 Richard Henderson <rth@redhat.com>
2896 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
2897 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
2898 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
2899 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
2900 add_tprel22): Remove mode from symbolic operand.
2902 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
2904 * optc-gen.awk: Include intl.h after the externally-provided files.
2906 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2908 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
2909 folding a COND_EXPR_COND in a nondestructive manner.
2911 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
2913 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
2914 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
2915 New values for vec_select definitions and bitmask for element
2918 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2920 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
2921 Change the type to VEC(rtx,gc)*.
2922 (mem_loc_descriptor, add_const_value_attributes,
2923 dwarf2out_init): Adjust uses of used_rtx_varray.
2925 * tree-data-ref.c (compute_all_dependences): Change the type
2926 of dependence_relations to VEC(ddr_p,heap)**.
2927 (compute_data_dependences_for_loop): Change the type of
2928 allrelations to VEC(ddr_p,heap)*.
2930 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
2932 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
2933 system.h, coretypes.h and tm.h.
2934 (options.o): Update dependencies accordingly.
2935 * optc-gen.awk: Allow header_name to be a list of filenames.
2936 Handle the "Condition" flag.
2937 * opts.h (CL_DISABLED): New flag.
2938 * opts.c (handle_option): Print an error for CL_DISABLED options.
2939 * doc/options.texi: Document the "Condition" option flag.
2941 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
2943 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
2945 2005-05-15 Roger Sayle <roger@eyesopen.com>
2947 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
2948 check for TREE_OVERFLOW on INTEGER_CST trees.
2949 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
2950 CONSTANT_CLASS_P tree nodes.
2952 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
2955 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
2957 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
2959 Fix PR tree-optimization/21576
2961 * tree-ssa-pre.c (expression_node_pool): New pool.
2962 (comparison_node_pool): Ditto.
2963 (list_node_pool): Ditto.
2964 (pool_copy_list): New function.
2965 (phi_translate): Handle CALL_EXPR.
2966 (valid_in_set): Ditto.
2967 (create_expression_by_pieces): Ditto.
2968 (insert_into_preds_of_block): Ditto.
2969 (insert_aux): Ditto.
2970 (compute_avail): Ditto.
2971 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
2972 (can_value_number_call): New function.
2973 (find_leader): Update comment.
2974 (init_pre): Create new pools.
2975 (fini_pre): Free new pools.
2976 (pass_pre): Add TODO_update_ssa for the future when we are going
2978 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
2979 (set_value_handle): Ditto.
2980 (get_value_handle): Ditto.
2982 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
2984 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
2986 2005-05-15 Andreas Jaeger <aj@suse.de>
2988 * gcc.c (pfatal_pexecute): Remove unused local function.
2990 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
2992 * optc-gen.awk: Remove excess indentation.
2993 * opth-gen.awk: Likewise.
2995 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
2997 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
2998 of basic_block_info. Call init_flow and find_basic_blocks
2999 before dbr_schedule if needed.
3001 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3003 * tree-optimize.c (init_tree_optimization_passes): Move
3004 pass_cd_dce in place of the last pass_dce.
3006 PR tree-optimization/21563
3007 * tree-vrp.c (compare_value): Return boolean_false_node when
3008 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
3009 strictly larger than CST.
3011 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
3012 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3014 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
3016 (rev_cond_name) Likewise.
3017 (vax_float_literal) Likewise.
3018 * config/vax/vax.md: Likewise.
3020 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3022 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
3023 registers and use them (specifically the stack pointer).
3024 * config/vax/vax.h: Use above defines right here.
3026 * config/vax/vax.c: (override_options) Remove 'register' keyword.
3027 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
3028 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
3030 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
3031 mostly removal of trailing spaces...
3032 * config/vax/vax-modes.def: Remove trailing whitespace.
3034 * config/vax/elf.h: Update whitespace.
3036 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3039 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3040 * fold-const.c (fold_indirect_ref_1): Avoid removing
3041 NOP_EXPRs with type qualifiers like const.
3043 2005-05-14 Jan Hubicka <jh@suse.cz>
3045 Patch by Richard Henderson:
3046 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
3047 Handle RESX expressions properly.
3049 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
3050 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
3051 (remove_stmt_from_eh_region_fn): Likewise.
3053 * tree-cfg.c (execute_warn_function_return): Break out noreturn
3055 (execute_warn_function_noreturn): ... here.
3056 (pass_warn_function_noreturn): New pass.
3057 * tree-pass.h (pass_warn_function_noreturn): Declare
3058 * tree-optimize.c (init_tree_optimization_passes): Move return
3059 warnings early and add noreturn warnings at place of previous
3062 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3064 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
3065 root_var_init, type_var_init): Use VEC instead of VARRAY.
3066 * tree-ssa-live.h (tree_partition_associator_d): Change the
3067 type of trees to VEC(tree,heap)*.
3068 (tpa_tree): Use VEC instead of VARRAY.
3070 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3072 * fold-const.c (div_if_zero_remainder): New function.
3073 (try_move_mult_to_index): Use it.
3075 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3077 * tree-eh.c (leh_tf_state): Change the type of dest_array to
3079 (maybe_record_in_goto_queue, lower_try_finally_onedest,
3080 lower_try_finally_copy, lower_try_finally_switch,
3081 lower_try_finally): Use VEC instead of VARRAY.
3083 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
3085 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
3086 comment regarding defined register classes.
3087 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
3089 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3091 * tree-optimize.c (init_tree_optimization_passes): Move
3092 pass_merge_phi before the first pass_dominator.
3094 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
3096 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
3099 2005-05-13 Josh Conner <jconner@apple.com>
3101 * config/arm/arm.c (arm_size_return_regs): New.
3102 (thumb_unexpanded_epilogue): replace in-line calculation
3103 of return registers with call to arm_size_return_regs.
3104 (use_return_insn): Include test of which registers are
3105 being used to hold return values, to accommodate
3106 vector return values.
3108 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
3110 * config/rs6000/sysv4.opt (mlittle): Handle.
3112 * config/rs6000/rs6000.c (rs6000_handle_option): Set
3113 target_flags_explicit when appropriate.
3115 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3117 PR middle-end/20714:
3118 * optabs.c (no_conflict_data): New struct.
3119 (no_conflict_move_test): New function.
3120 (emit_no_conflict_block): Use it.
3122 2005-05-13 Adam Nemet <anemet@lnxw.com>
3124 * doc/invoke.texi (Debugging Options): Option
3125 -fdump-translation-unit only works with C++ now.
3127 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
3129 Replace calls to abort in CRIS port.
3130 * config/cris/cris.h (CRIS_ASSERT): New macro.
3131 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
3132 internal_error instead of abort.
3133 ("movsi"): Ditto. Unquote preparation statement section.
3134 ("call", "call_value"): Ditto, but use gcc_assert where
3135 appropriate. Tweak comments.
3136 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
3138 (cris_op_str): Call internal_error, not abort.
3139 (cris_print_operand): Tweak "abort" reference to "die" in comment.
3140 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
3141 (cris_notice_update_cc): Call internal_error, not abort.
3142 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
3143 (cris_emit_movem_store, cris_asm_output_symbol_ref)
3144 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
3145 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
3146 ENABLE_CHECKING-guarded abort call.
3147 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
3148 Use internal_error at end of test-chain.
3150 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3152 PR rtl-optimization/20769:
3153 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
3154 pattern emitted by expand_nl_goto_receiver.
3156 PR middle-end/20793:
3157 * integrate.c (allocate_initial_values): Update register liveness
3160 2005-05-13 Josh Conner <jconner@apple.com>
3162 * arm.c (arm_return_in_memory): Add handling for vector return types.
3164 2005-05-13 David Ung <davidu@mips.com>
3166 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
3168 * config/mips/mips.c: Add 4km alias.
3169 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
3170 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
3173 2005-05-13 Jan Hubicka <jh@suse.cz>
3175 * c-decl.c (finish_function): Suppress "control reaches end of
3176 non-void function" when "no return statement in function
3177 returning non-void" is issued.
3179 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
3180 * tree-optimize.c (pass_gimple): Kill.
3181 (init_tree_optimization_passes): Kill pass_gimple.
3182 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
3183 * tree-dump.c (dump_files): Rename .generic to .gimple.*
3185 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3187 PR rtl-optimization/20756:
3188 * basic-block.h (PROP_DEAD_INSN): Define.
3189 * flow.c (propagate_one_insn): Set during mark_set_regs call
3191 (mark_set_1): Emit a clobber when we are about to delete a dead insn
3192 that kills a live register.
3194 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
3196 * config/s390/s390.md: ("DBL"): New mode attribute.
3197 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
3198 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
3199 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
3201 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
3203 * c-format.c (check_format_arg): Handle string literals of
3204 the form &"string"[offset].
3206 * g++.dg/warn/format4.C: New testcase.
3208 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
3210 * config/mips/3000.md, config/mips/4000.md,
3211 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
3212 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
3213 config/mips/generic.md, config/pdp11/pdp11.md,
3214 config/sh/crt1.asm, config/sh/lib1funcs.asm,
3215 config/sh/sh-modes.def, config/sh/sh-protos.h,
3216 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
3218 2005-05-13 Richard Henderson <rth@redhat.com>
3220 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
3221 addition to move unless dest is a register. Do not skip
3222 instantiation in dest on addition simplification.
3224 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
3226 * config/cris/cris.c (cris_print_operand) <case 'H'; case
3227 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
3228 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
3230 2005-05-13 Jan Hubicka <jh@suse.cz>
3232 * basic-block.h (FOR_ALL_BB_FN): New macro.
3233 (init_flow): Initialize cfg structure.
3234 * function.c (allocate_struct_function): Do not initialize cfg structure.
3235 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
3236 (build_tree_cfg): ... here.
3237 * tree-flow.h (init_empty_tree_cfg): Declare.
3239 2005-05-12 Steven Bosscher <stevenb@suse.de>
3241 Fix PR tree-optimization/21520
3242 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
3243 to attempt to fold constants.
3245 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3247 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
3248 only when TARGET_ADJUST_UNROLL_MAX is defined.
3249 (general_movsrc_operand): Use the C style comment.
3250 (ua_offset): Use prototype.
3252 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
3254 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
3255 (struct hmr_data, hoist_memory_reference, memref_del,
3256 struct fmrv_data): Removed.
3257 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
3258 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
3260 (find_more_ref_vops): Traverse the list of memory references.
3261 (determine_lsm_loop): Work with the list of memory references instead
3262 of traversing the hashtable.
3264 2005-05-12 Steven Bosscher <stevenb@suse.de>
3265 Stuart Hastings <stuart@apple.com>
3266 Jan Hubicka <jh@suse.cz>
3268 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
3269 duplicate_eh_regions): New functions, based on old
3270 implementation removed with RTL inliner.
3271 (reachable_next_level): Modify behaviour pre-inline.
3272 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
3274 * function.h (struct function): Add after_inlining flag.
3275 * tree-optimize.c (tree_rest_of_compilation): Set it.
3276 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
3278 * tree-cfg.c (label_to_block_fn): Deal with cases where
3279 label was never insterted into code.
3281 2005-05-12 Zack Weinberg <zack@codesourcery.com>
3283 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
3285 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
3287 Fix PR tree-optimization/21532
3288 * tree-ssa-pre.c (create_expression_by_pieces): stmt
3289 needs to go onto the inserted_exprs list.
3291 2005-05-12 Ian Lance Taylor <ian@airs.com>
3293 * c-common.h (statement_code_p): Don't declare.
3294 (STATEMENT_CODE_P): Don't define.
3295 (INIT_STATEMENT_CODES): Don't define.
3296 * c-common.c (statement_code_p): Don't define.
3298 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3300 * config/sparc/sparc.h: Remove dead code.
3301 * config/sparc/sparc.c (sparc_compute_frame_size): Use
3302 FIRST_PARM_OFFSET for the size of the register window area.
3303 (emit_save_regs): Rename into emit_save_or_restore_regs.
3304 Add 'action' parameter. Use 4095 as upper bound for the offset.
3305 Pass 'action' to save_or_restore_regs.
3306 (emit_restore_regs): Delete.
3307 (sparc_expand_prologue): Call emit_save_or_restore_regs.
3308 (sparc_expand_epilogue): Likewise.
3309 * config/sparc/sparc.md (mode macro P): Move.
3310 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
3311 (mov<V32:mode> expander): Move to the top of the V32 section.
3312 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
3313 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
3314 (sibcall_epilogue): Move.
3316 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
3319 * arm.c (arm_gen_constant): Sign-extend intermediate values when
3320 synthesizing a constant of the difference of two immediates.
3322 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
3324 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
3325 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
3326 the alternatives using integer registers into the appropriate
3329 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3331 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
3332 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
3333 * bitmap.h: Fixed comments.
3335 2005-05-11 Richard Henderson <rth@redhat.com>
3338 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
3339 (ia64_cannot_force_const_mem): New.
3340 (tls_symbolic_operand_type): New.
3341 (ia64_legitimate_constant_p): New.
3342 (ia64_expand_load_address): Return true on success. Improve
3343 checks for when we should not split.
3344 (ia64_expand_tls_address): New addend operand. Distribute it
3345 as appropriate to the tls_kind. Delay referencing gp.
3346 (ia64_expand_move): Split symbolic addend as necessary. Handle
3347 tls symbols with addends.
3348 * config/ia64/ia64-protos.h: Update.
3349 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
3350 p0, f0, f1, and r13.
3351 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
3352 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
3353 (symbolic_operand splitter): Pass everything through
3354 ia64_expand_load_address and FAIL or DONE as appropriate.
3355 (load_fptr): Only accept after reload.
3356 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
3357 load_symptr_low, load_ltoff_dtpmod,
3359 (load_dtprel): Only accept tls symbols.
3360 (load_dtprel64, load_dtprel22): Likewise.
3361 (load_tprel, load_tprel64, load_tprel22): Likewise.
3362 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
3363 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
3364 (add_dtprel14, add_dtprel22): Likewise.
3365 (add_tprel, add_tprel14, add_tprel22): Likewise.
3366 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
3367 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
3368 (got_symbolic_operand): Check CONST offsets.
3369 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
3370 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
3371 (move_operand): Don't handle tls here. Check CONST offsets.
3373 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3375 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
3376 Remove hilo_operand check.
3377 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
3378 * config/mips/predicates.md (hilo_operand): Delete.
3380 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3382 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
3384 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
3386 PR tree-optimizer/18472
3387 * tree-if-conv.c (tree_if_convert_stmt,
3388 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
3390 2005-05-11 Jan Hubicka <jh@suse.cz>
3392 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
3393 (GTFILES): add except.h.
3394 * except.c (eh_status): Add throw_stmt_table.
3395 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
3396 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
3397 lookup_stmt_eh_region_fn): Declare.
3398 (throw_stmt_node): New structure.
3399 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
3400 * gengtype.c (open_base_files): Add except.h to inlines.
3401 * tree-eh.c (throw_stmt_node): Kill.
3402 (record_stmt_eh_region): Update.
3403 (add_stmt_to_eh_region_fn): Break out from ...
3404 (add_stmt_to_eh_region): ... here.
3405 (remove_stmt_from_eh_region_fn): Break out from ...
3406 (remove_stmt_from_eh_region): ... here.
3407 (lookup_stmt_eh_region_fn): Break out from ...
3408 (lookup_stmt_eh_region): ... here.
3409 (honor_protect_cleanup_actions): Use build_resx.
3410 (lower_try_finally_onedest): Likewise.
3411 (lower_try_finally_copy): Likewise.
3412 (lower_try_finally_switch): Likewise.
3413 (lower_eh_constructs): Update eh table construction.
3414 * tree.c (build_resx): New.
3415 * tree.h (build_resx): Declare.
3417 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
3419 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
3422 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
3424 * fold-const.c, libgcov.c: Fix comment typos.
3426 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
3429 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
3431 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3432 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
3434 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
3436 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
3439 * crtstuff.c: Include auto-host.h again, for now.
3441 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3443 * config/mips/24k.md: Remove trailing whitespace.
3445 2005-05-11 David Ung <davidu@mips.com>
3447 * config/mips/mips.md (type): Add imul3.
3448 (length, hazard, may_clobber_hilo): Check for imul3.
3449 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
3450 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
3451 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
3452 for a 3 operand mul and its bypasses.
3453 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
3454 * config/mips/4000.md (r4k_imul): Likewise.
3455 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
3456 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
3457 (vr4130_muldi): Likewise.
3458 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
3459 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
3460 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
3461 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
3462 (ir_vr54_imadd_si): Likewise.
3463 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
3464 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
3465 (rm7_impy_di): Likewise.
3466 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
3467 * config/mips/generic.md (generic_imul): Likewise.
3468 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
3469 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
3471 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
3473 PR middle-end/20371:
3474 * tree.h (record_layout_info_s): New member prev_packed.
3475 * stor-layout.c (update_alignment_for_field): Fix comment about
3476 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
3477 we start it properly aligned.
3478 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
3479 to update_alignment_for_field, and recompute it afterwards using
3480 the alignment of the record.
3481 When a packed bitfield precedes an MS bitfield, don't add padding
3482 at the end of the packed bitfield on behalf of the base type of
3483 the packed bit field.
3484 Don't adjust rli->bitpos at the end
3485 of an MS bitfield run if we already adjusted bitpos/offset for an
3486 alignment as large or larger than the bitfield type size.
3487 Take possible record alignment > BIGGEST_ALIGNMENT into account
3488 when calculating actual_align.
3489 Only put packed buit fields into rli->prev_field if they end up
3491 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
3492 Update rli->remaining_in_alignment when we have already started a
3493 run of bit fields and we process a packed bit field.
3495 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
3497 * tree-data-ref.c (find_data_references_in_loop): Give up when
3498 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
3499 may embed arbitrary side effects.
3500 Remove the assumption that GIMPLE form contains a single array
3501 access per statement.
3502 When the statement contains virtual operands, fail if it is not
3503 a MODIFY_EXPR or a CALL_EXPR.
3504 Return after the dont know node is inserted.
3506 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
3508 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
3510 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3513 PR tree-optimization/19639
3514 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
3515 and generic summands for char* as s * delta, too, folding &a[i]
3516 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
3517 for comparison of steps. Convert types for index addition.
3518 (fold_binary): Adjust the callers to always dispatch to
3519 try_move_mult_to_index.
3520 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
3521 expr with non-gimple ARRAY_REF offset.
3523 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3525 * fold-const.c (fold_indirect_ref_1): Avoid removing
3526 NOP_EXPRs with type qualifiers like const.
3528 2005-05-11 Richard Henderson <rth@redhat.com>
3531 * c-decl.c (finish_decl): Propagate the completed array type of
3532 a global variable into the binding.
3534 2005-05-10 Matt Kraai <kraai@ftbfs.org>
3536 * Makefile.in (gtype-desc.o, build/genautomata.o)
3537 (build/varray.o): Depend on $(VARRAY_H).
3539 2005-05-10 Diego Novillo <dnovillo@redhat.com>
3541 * tree-optimize.c (init_tree_optimization_passes): Re-organize
3542 optimization passes to do an initial batch of scalar cleanups.
3544 2005-05-10 Ian Lance Taylor <ian@airs.com>
3546 * read-rtl.c (struct macro_traverse_data): Define.
3547 (map_attr_string): New static function, broken out of
3548 apply_macro_to_string.
3549 (mode_attr_index, apply_mode_maps): New static functions.
3550 (apply_macro_to_string): Call map_attr_string.
3551 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
3553 (apply_macro_traverse): Expect data to point to a struct
3554 macro_traverse_data.
3555 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
3556 to pass data through htab_traverse.
3557 (read_rtx_1): Add mode_maps parameter. Change all callers.
3558 Handle mode names which are attribute strings.
3559 * doc/md.texi (Substitutions): Rename from String Substitutions.
3560 Change references. Document using attributes as modes.
3562 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3564 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
3565 * tree-optimize.c (init_tree_optimization_passes) Swap
3566 pass_ch and pass_profile.
3567 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
3568 here. Remove rewrite_into_loop_closed_ssa call.
3570 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3572 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
3574 (legitimate_reload_constant_p): Add check for const double zero.
3575 * config/s390/s390.md: Add comment for constraint letter 'G'.
3576 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
3577 attributes for new case.
3578 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
3579 s390_const_double_ok_for_constraint_p.
3580 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
3583 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3585 PR tree-optimization/21170
3586 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
3587 rewrite_ssa_into_ssa in comments with update_ssa.
3589 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3591 * tree-ssa-loop-im.c: Include hashtab.h.
3592 (struct mem_ref_loc): New.
3593 (struct mem_ref): Describe the set of references with the same
3595 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
3596 maybe_queue_var, fem_single_reachable_address,
3597 for_each_memref, single_reachable_address,
3598 is_call_clobbered_ref, determine_lsm_reg): Removed.
3599 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
3600 hoist_memory_reference, memref_hash, memref_eq, memref_del,
3601 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
3603 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
3604 (determine_lsm_loop): Rewritten.
3605 (determine_lsm): Do not set stmt uids.
3607 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3609 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
3612 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3614 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
3615 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
3616 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
3618 2005-05-10 Jeff Law <law@redhat.com>
3620 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
3621 thread_across_edge for any abnormal edges.
3623 2005-05-10 Richard Henderson <rth@redhat.com>
3625 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
3626 * config/ia64/ia64-protos.h: Declare it.
3627 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
3628 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
3629 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
3630 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
3631 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
3632 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
3633 extend result; use release semantics.
3634 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
3635 (sync_val_compare_and_swap_<IMODE>): Update to match.
3637 2005-05-10 Richard Henderson <rth@redhat.com>
3639 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
3640 before comparing it for success.
3642 2005-05-10 Richard Henderson <rth@redhat.com>
3644 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
3645 no return value pattern.
3647 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
3648 H.J. Lu <hongjiu.lu@intel.com>
3650 * libgcov.c (create_file_directory): New function. Create
3651 directory for the given file name.
3652 (gcov_max_filename): New static var. Keeps size of the longest
3654 (gcov_exit): Always try to create directory for output
3655 file. Relocate each filename basing on environment vars.
3656 (__gcov_init): Remember the longest file name.
3657 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
3658 * doc/gcov.texi (Cross-profiling): New node documenting
3659 cross-profiling management.
3660 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
3662 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3664 * config/sparc/sparc.c (mem_min_alignment): Do not rely
3665 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
3667 2005-05-10 Bob Wilson <bob.wilson@acm.org>
3669 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
3670 case code to avoid one move instruction.
3671 (__umodsi3, __modsi3): Merge duplicated code sequences.
3673 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3675 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
3676 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
3677 * doc/invoke.texi: Fix typos.
3679 * tree-data-ref.c (analyze_array_indexes, analyze_array,
3680 init_data_ref, access_functions_are_affine_or_constant_p,
3681 free_data_refs): Use VEC instead of VARRAY.
3682 * tree-data-ref.h (data_reference): Change the type of
3683 access_fns to VEC(tree,gc)*.
3684 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
3686 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
3689 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
3690 * fold-const.c (fold): Expand the condition of reducing cond_expr.
3691 (contains_label_1, contains_label_p): New functions for checking
3692 labels in a sub-tree.
3694 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
3697 * c-decl.c (pushdecl): When there is a declaration in the current
3698 scope and the declarations are external linkage, check for
3699 compatibility with the type in the external scope and update the
3700 type in the external scope with the composite type information.
3701 Do not form a composite type of the new type and the visible type
3702 if they are incompatible.
3704 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
3706 * crtstuff.c: Revert part of 2005-05-08 Change.
3707 (IN_LIBGCC2): Define.
3709 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3711 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
3712 remove redundant test.
3713 (fp_mov_p): Accept 0.
3714 (fp_high_losum_p): Remove redundant test.
3715 * config/sparc/predicates.md (const_high_operand): Explicitly test
3716 (not small_int_operand).
3717 (fp_const_high_losum_operand): New.
3718 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
3719 (movdi_insn_sp32_v9): Use canonical predicates.
3720 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
3721 (movdi_insn_sp64_novis): Delete.
3722 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
3723 (movsf_insn_novis): Delete.
3724 (movsf_insn_vis): Rename into movsf_insn.
3725 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
3726 (movsf_lo_sum): Use fp_const_high_losum_operand.
3727 (movsf_high): Likewise.
3728 (movsf_high_losum splitter): Likewise.
3729 (mov<V32:mode> expander): Use register_or_zero_operand.
3730 (mov<V64:mode> expander): Likewise.
3731 (movdf_insn_sp32): Use register_or_zero_operand.
3732 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
3733 Rename into movdf_insn_sp32_no_fpu.
3734 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
3735 Rename into movdf_insn_sp32_v9_no_fpu.
3736 (movdf_insn_v9only_novis): Delete.
3737 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
3738 (movdf_insn_sp64_novis): Delete.
3739 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
3740 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
3741 Rename into movdf_insn_sp64_no_fpu.
3742 (movtf expander): Use register_or_zero_operand.
3743 (movtf_insn_sp32): Delete.
3744 (movtf_insn_vis_sp32): Use register_or_zero_operand.
3745 Rename into movtf_insn_sp32.
3746 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
3747 Rename into movtf_insn_sp32_no_fpu.
3748 (movtf_insn_hq_sp64): Delete.
3749 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
3750 Rename into movtf_insn_sp64_hq.
3751 (movtf_insn_sp64): Delete.
3752 (movtf_insn_vis_sp64): Use register_or_zero_operand.
3753 Rename into movtf_insn_sp64.
3754 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
3755 Rename into movtf_insn_sp64_no_fpu.
3757 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
3759 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
3760 gcc_assert and gcc_unreachable as appropriate.
3761 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
3762 xstormy16_output_cbranch_si, xstormy16_split_move,
3763 xstormy16_initial_elimination_offset,
3764 xstormy16_encode_section_info, xstormy16_print_operand_address,
3765 xstormy16_expand_call, xstormy16_expand_arith,
3766 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
3768 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3770 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
3771 const_copies to VEC(tree,heap)*.
3772 (new_elim_graph, delete_elim_graph, elim_graph_size,
3773 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
3776 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
3779 * doc/extend.texi (Type Attributes): Correct example syntax.
3781 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
3784 * doc/invoke.texi (-Wuninitialized): Update documentation.
3786 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
3788 * arm.c (const_ok_for_arm): Use a faster algorithm.
3790 2005-05-09 David Edelsohn <edelsohn@gnu.org>
3793 * config/rs6000/rs6000.md (add_op2): New.
3794 (add<mode>3): Use it.
3796 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
3798 * arm.c (arm_gen_constant): Add new heuristic for generating
3799 constant integers that can be expressed as the difference of two
3802 2005-05-09 Roger Sayle <roger@eyesopen.com>
3804 * c-tree.h (parser_build_unary_op): New prototype.
3805 * c-typeck.c (parser_build_unary_op): New function to construct
3806 a unary operation in the C parser.
3807 * c-parser.c (c_parser_unary_expression): Use the new function
3808 parser_build_unary_op when appropriate.
3810 2005-05-09 Mark Mitchell <mark@codesourcery.com>
3813 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
3814 before outputting DWARF_FRAME_RETURN_COLUMN.
3816 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3818 * config/s390/s390.c: (s390_branch_condition_mask,
3819 s390_branch_condition_mnemonic, s390_extra_constraint_str,
3820 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
3821 legitimize_pic_address, s390_emit_tls_call_insn,
3822 legitimize_tls_address, legitimize_tls_address,
3823 s390_expand_addcc, print_shift_count_operand, print_operand,
3824 addr_generation_dependency_p, annotate_constant_pool_refs,
3825 s390_split_branches, find_constant_pool_ref,
3826 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
3827 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
3828 s390_output_pool_entry, s390_function_value,
3829 s390_call_saved_register_used, s390_emit_call): Replace
3830 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
3831 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
3832 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
3833 get_some_local_dynamic_name, s390_function_arg_size,
3834 s390_function_arg_advance, s390_function_arg,
3835 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
3836 default case by gcc_unreachable.
3837 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
3838 conditional abort by gcc_assert.
3839 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
3840 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
3842 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3844 * config/s390/s390.c: (s390_decompose_address,
3845 tls_symbolic_operand, legitimate_pic_operand_p,
3846 legitimate_constant_p, legitimate_reload_constant_p,
3847 s390_expand_plus_operand, legitimate_address_p,
3848 legitimate_la_operand_p, ): Remove 'register' from signature.
3849 (symbolic_reference_mentioned_p,
3850 tls_symbolic_reference_mentioned_p): Remove 'register' from local
3851 variable declarations.
3852 (legitimize_address): Remove 'register' from
3853 signature and local variable declarations.
3855 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3857 * config/s390/s390-protos.h: (s390_match_ccmode,
3858 s390_match_ccmode_set, reg_used_in_mem_p,
3859 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
3860 legitimate_la_operand_p, preferred_la_operand_p,
3861 s390_short_displacement, addr_generation_dependency_p,
3862 legitimate_reload_constant_p, legitimate_address_p): Change return type
3864 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
3865 * config/s390/s390.c: (s390_match_ccmode,
3866 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
3867 legitimate_reload_constant_p): Change return type into 'bool'.
3868 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
3869 Likewise. Additionally adapted comment.
3870 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
3871 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
3872 (s390_decompose_address): Change the type of the internal flags
3873 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
3874 (struct s390_address): Change type of "pointer" into bool.
3875 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
3876 Adapt calls for 's390_tm_ccmode' to the new signature.
3878 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3880 * config/s390/s390.c: (s390_match_ccmode_set,
3881 s390_branch_condition_mnemonic, s390_short_displacement,
3882 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
3883 print_shift_count_operand, get_some_local_dynamic_name,
3884 get_some_local_dynamic_name_1, reg_used_in_mem_p,
3885 addr_generation_dependency_p, s390_split_branches,
3886 annotate_constant_pool_refs, find_constant_pool_ref,
3887 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
3888 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
3889 s390_register_info, s390_frame_info, s390_init_frame_layout,
3890 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
3891 restore_gprs, s390_function_arg_size, s390_function_arg_float,
3892 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
3893 s390_encode_section_info, s390_cannot_force_const_mem,
3894 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
3895 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
3896 s390_adjust_priority, s390_issue_rate,
3897 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
3898 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
3899 s390_build_builtin_va_list, s390_gimplify_va_arg,
3900 s390_function_ok_for_sibcall, s390_call_saved_register_used,
3901 s390_pass_by_reference, s390_fixed_condition_code_regs,
3902 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
3903 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
3904 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
3905 s390_add_pool_insn, s390_find_pool, s390_add_constant,
3906 s390_find_constant, s390_add_execute, s390_find_execute,
3907 s390_execute_label, s390_execute_target, s390_dump_pool,
3908 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
3909 Move target macro definitions to the end of the file. Move several
3910 functions within the file to assure correct compiling.
3912 2005-05-09 Steven Bosscher <stevenb@suse.de>
3914 * calls.c (purge_reg_equiv_notes): Remove, fold into...
3915 (fixup_tail_calls): ...here. Only look at insns between the
3916 start of the function and the FUNCTION_BEG insn note.
3918 * gcse.c (one_cprop_pass): Fix typos in dumps.
3920 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
3922 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3924 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
3925 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
3926 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
3927 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
3929 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
3930 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
3931 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
3934 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3936 * config/s390/s390.md: ("gf") New mode attribute.
3937 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
3938 "fixuns_truncsfsi2"): Merge.
3939 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
3940 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
3941 "fix_truncsfsi2_ieee"): Merge.
3943 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3945 * config/s390/s390.md: ("FPR") New mode macro.
3946 ("de", "dee"): New mode attributes.
3947 ("cmpdf", "cmpsf"): Merge.
3948 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
3949 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
3950 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
3951 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
3952 ("floatdidf2", "floatdisf2"): Merge.
3953 ("adddf3", "addsf3"): Merge.
3954 ("*adddf3", "*addsf3"): Merge.
3955 ("*adddf3_cc", "*addsf3_cc"): Merge.
3956 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
3957 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
3958 ("subdf3", "subsf3"): Merge.
3959 ("*subdf3", "*subsf3"): Merge.
3960 ("*subdf3_cc", "*subsf3_cc"): Merge.
3961 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
3962 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
3963 ("muldf3", "mulsf3"): Merge.
3964 ("*muldf3", "*mulsf3" "): Merge.
3965 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
3966 ("*fmadddf", "*fmaddsf"): Merge.
3967 ("*fmsubdf", "*fmsubsf"): Merge.
3968 ("divdf3", "divsf3"): Merge.
3969 ("*divdf3", "*divsf3"): Merge.
3970 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
3971 ("negdf2", "negsf2"): Merge.
3972 ("*negdf2_cc", "*negsf2_cc"): Merge.
3973 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
3974 ("*negdf2", "*negsf2"): Merge.
3975 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
3976 ("absdf2", "abssf2"): Merge.
3977 ("*absdf2_cc", "*abssf2_cc"): Merge.
3978 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
3979 ("*absdf2", "*abssf2"): Merge.
3980 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
3981 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
3982 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
3983 ("*negabsdf2", "*negabssf2"): Merge.
3984 ("sqrtdf2", "sqrtsf2"): Merge.
3986 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3988 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
3990 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
3991 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
3992 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3993 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
3995 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
3996 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
3997 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
3998 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
3999 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
4000 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
4001 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
4002 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
4003 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
4004 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
4005 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
4006 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
4007 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
4008 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
4009 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
4010 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
4012 ("*divsf3"): Additionally rename second pattern to
4014 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4015 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
4016 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
4017 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
4018 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
4019 'type values' and rename 'type' value.
4020 ("*addsf3"): Additionally rename second pattern to
4023 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4025 * config/s390/s390.md: ("SHIFT"): New mode macro.
4026 ("lr", "shift"): New mode attributes.
4027 ("ashldi3", "lshrdi3"): Merge.
4028 ("*ashldi3_31", "*lshrdi3"_31): Merge.
4029 ("*ashldi3_64", "*lshrdi3"_64): Merge.
4030 ("ashlsi3", "lshrsi3"): Merge.
4032 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4034 * config/s390/s390.md: ("DSI", "SCOND"): New mode
4036 ("E", "g"): New mode attributes.
4037 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
4038 ("*adddi3_alc", "*addsi3_alc"): Merge.
4039 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
4040 ("*subdi3_slb", "*subsi3_slb"): Merge.
4041 ("adddicc", "addsicc"): Merge.
4042 ("*sconddi", "*scondsi"): Merge.
4043 ("*sconddi_neg", "*scondsi_neg"): Merge.
4044 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
4045 ("negdi2", "negsi2"): Extract expander pattern from
4046 "negsi2" and merge with "negdi2".
4047 ("*negdi2"): Merge with instruction pattern of "negsi2".
4048 ("*negdi2_cc", "*negsi2_cc"): Merge.
4049 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
4050 ("rotldi3", "rotlsi3"): Merge.
4052 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4054 * config/s390/s390.md: ("hc"): New mode attribute.
4055 ("extendhidi2", "extendqidi2"): Merge.
4056 ("*extendhidi2", "*extendqidi2"): Merge.
4057 ("extendhisi2", "extendqisi2"): Merge.
4058 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
4059 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
4060 Merged 2 define_split.
4061 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
4062 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
4064 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4066 * config/s390/s390.md: ("COMPARE"): New mode macro.
4067 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
4068 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
4069 "bungt", "bunle", "bunge", "bltgt"): Merge.
4071 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4073 * config/s390/s390.md: ("INT"): New mode macro.
4074 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
4077 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4079 * config/s390/s390.md: ("GPR", "P"): New mode macros.
4080 ("cmpdi", "cmpsi"): Merge.
4081 ("strlendi", "strlensi"): Merge.
4082 ("*strlendi", "*strlensi"): Merge.
4083 ("movmemdi", "movmemsi"): Merge.
4084 ("clrmemdi", "clrmemsi"): Merge.
4086 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4088 * config/s390/s390.md: ("HQI"): New mode macro.
4089 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
4090 ("*tmhi_full", "*tmqi_full"): Merge.
4091 ("*tsthiCCT", "*tstqiCCT"): Merge.
4092 ("*tsthi", "*tstqi"): Merge.
4093 ("*tsthi_cconly", "tstqi_cconly"): Merge.
4094 ("*sethighhisi", "*sethighqisi"): Merge.
4096 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
4098 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
4099 config/alpha/unicosmk.h, config/arc/arc.md,
4100 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
4101 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
4102 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
4103 config/arm/semi.h, config/arm/uclinux-elf.h,
4104 config/arm/wince-pe.h, config/fr30/fr30.c,
4105 config/rs6000/altivec.h: Update copyright.
4107 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4109 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
4110 gcc_assert and gcc_unreachable as appropriate.
4111 (pdp11_output_function_epilogue, output_move_double,
4112 output_move_quad, print_operand_address, output_jump,
4113 output_addr_const_pdp11): Likewise.
4114 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
4115 ASM_OUTPUT_ALIGN): Likewise.
4116 * config/pdp11/pdp11.md: Likewise.
4117 (extendhisi2, subhi3, subqi3): Likewise.
4119 2005-05-09 David Edelsohn <edelsohn@gnu.org>
4122 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
4125 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
4127 * config/ia64/ia64.c: Fix a comment typo.
4129 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
4132 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
4133 (arm_override_options): Use them instead of manifest constants. Don't
4134 allow -march to override the -mtune setting.
4136 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4138 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
4139 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
4140 (function_arg_advance, function_arg, save_restore_insns,
4141 iq2000_expand_prologue, iq2000_output_conditional_branch,
4142 expand_one_builtin, print_operand):
4143 * config/iq2000/iq2000.md (tablejump): Likewise.
4145 2005-05-09 David Ung <davidu@mips.com>
4147 * config/mips/mips.h (processor_type): Add names for the 24K.
4148 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
4150 * config/mips/mips.md (cnv_mode): New attribute for recording the
4151 conversion types of float convert insns.
4152 (cpu): Add 24k and 24kx.
4153 (include): Include 24k.md file.
4154 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
4155 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
4156 (floatdisf2): Setup cnv_mode.
4157 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
4159 * config/mips/24k.md: New file, contains 24k DFA pipeline
4162 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4164 * config/sh/sh.c (print_operand_address): Use gcc_assert and
4165 gcc_unreachable as appropriate.
4166 (print_operand, prepare_move_operands, prepare_scc_operands,
4167 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
4168 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
4169 fixup_mova, gen_far_branch, sh_reorg, split_branches,
4170 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
4171 sh_set_return_address, sh_setup_incoming_varargs,
4172 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
4173 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
4174 check_use_sfunc_addr): Likewise.
4175 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
4176 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
4177 * config/sh/symbian.c (sh_symbian_mark_dllexport,
4178 sh_symbian_mark_dllimport): Likewise.
4179 * config/sh/sh.md: Likewise.
4180 (movdicc, call_pop, call_value_pop, casesi_worker_1,
4181 casesi_worker_2, casesi_shift_media, casesi_load_media,
4182 return_media): Likewise.
4184 2005-05-08 Roger Sayle <roger@eyesopen.com>
4187 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
4190 2005-05-08 Richard Henderson <rth@redhat.com>
4192 * config/alpha/alpha.c (adjust_address): Fix typo last change.
4194 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4196 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
4197 and -1 can happen in reg_renumber when no hard register is assigned.
4199 2005-05-08 Steven Bosscher <stevenb@suse.de>
4200 Kazu Hirata <kazu@cs.umass.edu>
4202 PR tree-optimization/14841, tree-optimization/15838
4203 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
4204 (evaluate_stmt): Call it.
4206 2005-05-08 Jakub Jelinek <jakub@redhat.com>
4208 * config/ia64/ia64.c (ia64_override_options): Don't set
4209 ia64_flag_var_tracking and clear flag_var_tracking here...
4210 (ia64_file_start): ... but here.
4212 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4214 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
4215 and gcc_unreachable as appropriate.
4216 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
4217 m68hc11_gen_highpart, print_operand, print_operand_address,
4218 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
4219 m68hc11_gen_movhi): Likewise.
4220 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
4221 * config/m68hc11/m68hc11.md: Reword comment.
4223 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4226 * config/m68hc11/predicates.md (splitable_operand): An immediate is
4229 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4231 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
4232 the 68HC12 address indirect addressing mode as it is not supported by
4234 * config/m68hc11/m68hc11-protos.h
4235 (m68hc11_valid_addressing_p): Declare.
4236 (m68hc11_add_mode): Declare.
4237 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
4238 register_indirect_p and export it.
4239 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
4240 instruction so that it is part of the good BB.
4241 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
4242 addressing with movw.
4243 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
4245 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
4246 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
4247 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
4249 ("*movhi_68hc12"): Handle movhi_const0.
4250 ("*subhi3", "subqi3"): Use general_operand for operand 1.
4251 ("*subhi3_zext"): Likewise.
4253 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4256 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
4257 operand 1 and fix constraints.
4258 ("mulqihi3"): Use general_operand for operand 2.
4260 2005-05-08 Julian Brown <julian@codesourcery.com>
4261 H.J. Lu <hongjiu.lu@intel.com>
4262 Paul Brook <paul@codesourcery.com>
4264 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
4265 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
4266 20050308/2.16.0 or newer for comdat group.
4267 * configure: Regenerated.
4268 * config.in: Regenerated.
4269 * varasm.c (default_function_rodata_section): Put .rodata section in
4270 COMDAT group when necessary.
4271 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
4273 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
4276 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
4278 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
4280 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
4281 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
4282 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
4283 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4285 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4288 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
4289 64-bit constants on 64-bit hosts.
4290 (m68hc11_split_logical): Simplify.
4291 (m68hc11_split_move): Likewise.
4293 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4294 Paolo Bonzini <bonzini@gnu.org>
4296 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
4297 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
4298 * configure.ac (enable_checking): Fix typos in runtime_checking.
4299 (ENABLE_RUNTIME_CHECKING): Mark as target template.
4300 (xm_file): Prepend auto-host.h
4301 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
4302 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
4304 * crtstuff.c: Do not include auto-host.h.
4305 (IN_LIBGCC2): Do not define.
4306 * gcov-io.h: Include tconfig.h, not auto-host.h.
4307 * libgcc2.c: Do not include auto-host.h.
4308 (abort): Do not undefine.
4309 * libgcov.c: Remove unneeded comment about config.h.
4310 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
4311 * config.in, configure: Regenerated.
4313 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4314 Falk Hueffner <falk@debian.org>
4316 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
4317 and gcc_unreachable as appropriate.
4318 (get_aligned_mem, get_unaligned_address,
4319 alpha_emit_set_long_const, alpha_emit_conditional_branch,
4320 alpha_emit_setcc, alpha_emit_conditional_move,
4321 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
4322 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
4323 alpha_expand_unaligned_load, alpha_expand_block_move,
4324 alpha_expand_zap_mask, get_trap_mode_suffix,
4325 get_round_mode_suffix, get_some_local_dynamic_name,
4326 print_operand_address, function_arg, alpha_return_in_memory,
4327 function_value, alpha_expand_builtin,
4328 alpha_initial_elimination_offset, alpha_expand_epilogue,
4329 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
4330 alphaev5_next_group, alpha_align_insns,
4331 unicosmk_initial_elimination_offset, unicosmk_unique_section,
4332 unicosmk_ssib_name): Likewise.
4333 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
4334 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
4335 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
4336 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
4337 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
4338 * config/alpha/alpha.md (*divmodsi_internal_er,
4339 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
4340 call_nt, call_umk, call_vms, call_value, sibcall_value,
4341 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
4342 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
4343 * config/alpha/predicates.md (input_operand): Likewise.
4345 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4347 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
4348 gcc_unreachable, as appropriate.
4349 (frv_function_prologue, frv_alloc_temp_reg,
4350 frv_initial_elimination_offset, frv_expand_block_move,
4351 frv_expand_block_clear, frv_print_operand_jump_hint,
4352 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
4353 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
4354 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
4355 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
4356 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
4357 frv_in_small_data_p, frv_asm_out_constructor,
4358 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
4359 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
4360 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
4361 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
4362 sibcall_value, casesi): Likewise.
4364 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
4365 gcc_unreachable as appropriate.
4366 (print_operand_address, mn10300_print_reg_list, expand_prologue,
4367 expand_epilogue, notice_update_cc, initial_offset,
4368 mn10300_address_cost_1): Likewise.
4369 * config/mn10300/mn10300.md: Likewise.
4370 (absdf2, abssf2, negdf2, negsf2): Likewise.
4372 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
4375 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
4377 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
4378 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
4379 including sunge_<mode> and sungt_<mode>.
4381 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
4383 * integrate.h (get_hard_reg_initial_val): Change type of register
4384 parameter from int to unsigned int.
4385 (has_hard_reg_initial_val): Likewise.
4386 * integrate.c (get_hard_reg_initial_val): Likewise.
4387 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
4389 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
4391 * except.c (eh_status): Change the type of ttype_data to
4393 (add_ttypes_entry, assign_filter_values,
4394 output_function_exception_table): Use VEC instead of VARRAY.
4396 2005-05-07 David Edelsohn <edelsohn@gnu.org>
4398 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
4400 2005-05-07 Paul Brook <paul@codesourcery.com>
4402 * Makefile.in: Fix dependencies.
4403 (GCOV_IO_H, VARRAY_H): Set.
4405 2005-05-07 Anthony Green <green@redhat.com>
4408 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
4409 x$STMP_FIXPROTO test.
4410 * configure: Rebuilt.
4412 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
4414 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
4415 inappropriate feature test macros if flag_iso.
4417 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
4419 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
4421 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
4424 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
4425 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
4426 Handle moved operand being in special register.
4427 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
4428 presumed working insn.
4429 (mover2side): Add FIXME.
4431 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
4433 * integrate.c (get_func_hard_reg_initial_val): Delete.
4434 (has_func_hard_reg_initial_val): Delete.
4435 (get_hard_reg_initial_val): Inline the old implementation of
4436 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
4437 instead of has_func_hard_reg_initial_val to test for an existing
4438 pseudo. Only create an rtx if a new initial value entry is needed.
4439 (has_hard_reg_initial_val): Scan the initial value list directly.
4440 Don't create an rtx.
4442 2005-05-07 David Edelsohn <edelsohn@gnu.org>
4444 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
4446 * config.in (HAVE_AS_POPCNTB): New.
4447 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
4448 (HAVE_AS_POPCNTB): New.
4449 * configure: Regenerated.
4450 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
4451 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
4452 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
4453 and rs6000_sched_costly_dep.
4454 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
4455 (TARGET_XL_COMPAT): Delete.
4456 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
4457 (popcount<mode>2): New.
4458 (popcntb<mode>2): New.
4459 * config/rs6000/rs6000.opt (mpopcntb): New.
4461 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
4462 if variable name exists.
4464 2005-05-07 Matt Kraai <kraai@ftbfs.org>
4466 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
4468 2005-05-07 Richard Henderson <rth@redhat.com>
4471 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
4472 with constant offsets.
4474 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
4476 * config/v850/v850.c (print_operand): Use gcc_assert and
4477 gcc_unreachable, as appropriate.
4478 (print_operand_address, v850_handle_data_area_attribute,
4479 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
4480 v850_insert_attributes, construct_prepare_instruction): Likewise.
4481 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4482 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
4484 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
4486 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
4487 config/rs6000/rs6000.h: Fix comment typos.
4489 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
4491 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
4492 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
4493 (mips_scalar_mode_supported_p): Delete.
4495 2005-05-06 Eric Christopher <echristo@redhat.com>
4497 * config/mips/mips.opt: Remove -mint64 option.
4498 * config/mips/mips.c (override_options): Remove -mint64
4500 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
4501 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
4502 64-bit integer handling.
4503 * doc/invoke.texi (Option Summary): Remove -mint64 for
4506 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4508 PR tree-optimization/19401
4509 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
4510 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
4511 (estimated_unrolled_size): New function.
4512 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
4513 tree_unroll_loops_completely): Always unroll loops if the code size
4515 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
4516 loops should be unrolled completely.
4517 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
4519 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4521 PR rtl-optimization/21254
4522 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
4523 assumptions for loops that otherwise do not roll.
4524 (find_simple_exit): Prefer # of iterations that is guaranteed
4526 * loop-unroll.c (decide_peel_once_rolling,
4527 decide_peel_completely): Check whether the loop is infinite.
4529 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
4531 * config/rs6000/sysv4.opt: Fix typo.
4533 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
4534 Jakub Jelinek <jakub@redhat.com>
4537 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
4538 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
4539 Don't use rep; movs{l,q} if the repetition count is really small,
4540 instead use a sequence of movs{l,q} instructions.
4542 2005-05-06 Jeff Law <law@redhat.com>
4544 PR tree-optimization/21380
4545 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
4546 thread through a block with no preds.
4548 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
4550 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
4551 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
4552 add_call_read_ops): Use VEC instead of VARRAY.
4554 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4556 * config/mcore/mcore.c (mcore_print_operand_address): Use
4557 gcc_assert and gcc_unreachable as appropriate.
4558 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
4559 mcore_output_andn, output_inline_const, mcore_output_move,
4560 mcore_output_movedouble, mcore_expand_block_move,
4561 layout_mcore_frame, mcore_initial_elimination_offset,
4562 mcore_expand_prolog, mcore_mark_dllexport,
4563 mcore_mark_dllimport): Likewise.
4564 * config/mcore/mcore.h (switch_to_section): Likewise.
4565 * config/mcore/mcore.md: Likewise.
4567 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
4569 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
4570 TARGET_PROFILE_KERNEL.
4572 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
4573 TARGET_PROFILE_KERNEL use.
4575 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4577 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
4578 and gcc_unreachable, as appropriate.
4579 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
4580 m32r_expand_prologue, m32r_output_function_epilogue,
4581 m32r_legitimize_pic_address, m32r_print_operand_address,
4582 emit_cond_move, m32r_function_symbol,
4583 m32r_output_block_move): Likewise.
4584 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4585 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
4586 *rev_zero_branch_insn): Likewise.
4588 2005-05-06 Jakub Jelinek <jakub@redhat.com>
4591 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
4592 if both NEWDECL and OLDDECL are already weak.
4594 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
4596 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
4598 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
4599 Kaz Kojima <kkojima@gcc.gnu.org>
4601 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
4604 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
4605 David Edelsohn <edelsohn@gnu.org>
4607 * config.gcc: Add .opt magic for the rs6000 ports.
4609 * doc/invoke.texi: Document -mabi= option properly. Document
4610 -misel and -mno-sel. Document -mspe and -mno-spe. Document
4611 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
4614 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
4615 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
4618 * config/rs6000/aix.opt: New.
4619 * config/rs6000/aix41.opt: New.
4620 * config/rs6000/aix64.opt: New.
4621 * config/rs6000/darwin.opt: New.
4622 * config/rs6000/linux64.opt: New.
4623 * config/rs6000/rs6000.opt: New.
4624 * config/rs6000/sysv4.opt: New.
4626 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
4627 associated TARGET_*. Remove SUBTARGET_OPTIONS,
4629 Define TARGET_USES_SYSV4_OPT.
4630 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
4631 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
4632 TARGET_USES_AIX64_OPT.
4633 * config/rs6000/aix51.h: Same.
4634 * config/rs6000/aix52.h: Same.
4635 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
4636 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
4637 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
4638 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
4639 * config/rs6000/linux64.h: Use
4640 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
4642 * config/rs6000/rs6000.c: Remove definitions of
4643 rs6000_sched_restricted_insns_priority,
4644 rs6000_long_double_size_string, rs6000_altivec_vrsave,
4645 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
4646 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
4647 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
4648 rs6000_alignment_string. Define rs6000_explicit_options.
4649 (rs6000_parse_abi_options): Remove.
4650 (rs6000_parse_alignment_option): Remove.
4651 (rs6000_parse_float_gprs_option): Remove.
4652 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
4653 TARGET_DEFAULT_TARGET_FLAGS.
4654 (rs6000_override_options): Revamp to use new .opt machinery.
4656 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
4657 of new .opt machinery. Remove target_flags. Redefine
4658 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
4659 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
4660 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
4661 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
4662 rs6000_longcall_switch, rs6000_default_long_calls,
4663 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
4664 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
4665 TARGET_ALTIVEC_VRSAVE.
4667 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
4669 * config.gcc (hppa1.1-*-rtems*): Remove.
4670 * config/pa/rtems.h: Remove.
4672 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
4674 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
4675 Exclude roe/603e multilib variants.
4677 2005-05-04 Denis Chertykov <denisc@overta.ru>
4680 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
4683 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
4685 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
4686 arm/pe.opt to $extra_options.
4687 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
4688 (target_float_abi_name, target_float_switch, target_abi_name)
4689 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
4690 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
4691 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
4692 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
4693 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
4694 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
4695 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
4696 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
4697 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
4698 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
4699 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
4700 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
4701 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
4702 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
4703 (arm_pic_register_string): Delete.
4704 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
4706 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
4707 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
4708 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
4709 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
4710 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
4711 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
4712 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
4713 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
4714 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
4715 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
4716 (SUBTARGET_SWITCHES): Delete.
4717 * config/arm/arm.c (target_float_switch): Delete.
4718 (arm_cpu_select): Moved from config/arm/arm.h.
4719 (target_fpu_name, target_fpe_name, target_float_abi_name)
4720 (target_abi_name, structure_size_string, arm_pic_register_string)
4721 (arm_select): Make static.
4722 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4723 (arm_handle_option): New function.
4724 (arm_override_options): Update target_flags checks for new mask names.
4725 Remove target_float_switch code.
4726 (arm_expand_prologue, thumb_expand_prologue): Check
4727 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
4728 * config/arm/arm.opt, config/arm/pe.opt: New files.
4730 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
4732 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
4733 gcc_unreachable as appropriate.
4734 (arc_double_limm_p, arc_setup_incoming_varargs,
4735 arc_compute_function_type, arc_output_function_prologue,
4736 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
4737 output_shift, arc_print_operand, arc_print_operand_address,
4738 arc_final_prescan_insn): Likewise.
4739 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
4741 2005-05-04 Geoffrey Keating <geoffk@apple.com>
4743 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
4748 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
4749 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
4750 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
4751 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
4752 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
4753 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
4754 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
4755 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
4757 2005-05-05 Paul Brook <paul@codesourcery.com>
4759 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
4760 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
4761 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
4762 and tree-data-ref.h with *_H variables.
4764 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
4766 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
4768 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
4770 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
4772 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
4774 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
4776 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
4778 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
4779 setting of vrsave register for current function after
4780 call to save_world is emitted.
4782 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
4784 * config/mmix/predicates.md: New file.
4785 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
4786 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
4787 (mmix_foldable_comparison_operator, mmix_comparison_operator)
4788 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
4789 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4791 * config/mmix/mmix.md: Include predicates.md.
4792 ("call", "call_value"): Force address to register if it isn't a
4793 mmix_symbolic_or_address_operand.
4795 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
4797 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
4798 the flags are of appropriate types.
4799 (num_ssa_operands): Generalize using the generic interface.
4800 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
4803 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
4805 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
4806 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
4808 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4810 * tree-outof-ssa.c (edge_leader, stmt_list,
4811 analyze_edges_for_bb): Use VEC instead of VARRAY.
4812 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
4813 (perform_edge_inserts): Call init_analayze_edges_for_bb and
4814 fini_analayze_edges_for_bb.
4816 2005-05-04 James E Wilson <wilson@specifixinc.com>
4819 * gcc.c (process_command): In the second argv scan loop, ignore
4820 Xassembler and Xpreprocessor, along with their argument.
4822 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4824 * tree-flow-inline.h, tree-ssa-operands.c,
4825 tree-ssa-operands.h, tree-ssa-opfinalize.h:
4826 Likewise. tree-vn.c: Fix comment typos.
4827 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
4829 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
4831 * doc/tm.texi (Target Hooks): Document
4832 TARGET_RESOLVE_OVERLOADED_BUILTIN.
4834 2005-05-04 Paul Brook <paul@codesourcery.com>
4836 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
4838 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4840 * dwarf2out.c (incomplete_types, retry_incomplete_types,
4841 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
4844 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
4845 get_expansion, expand_var_during_unrolling,
4846 insert_var_expansion_initialization,
4847 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
4850 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
4853 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
4856 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
4857 the same as INTEGER_TYPE.
4858 (fold_binary): Fold "bool_var != 0" to bool_var.
4859 Fold "bool_var == 1" to bool_var.
4861 2004-05-03 Richard Henderson <rth@redhat.com>
4864 * function.c (instantiate_virtual_regs_in_insn): Use the mode
4865 from recog_data instead of insn_data.
4867 2005-05-03 DJ Delorie <dj@redhat.com>
4869 * common.opt (fdiagnostics-show-option): No variable is needed.
4870 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
4871 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
4872 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
4873 Save and restore original message format. Use flag in context
4875 (warning): Don't test for enabled warnings here.
4876 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
4879 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
4881 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
4882 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
4883 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
4884 * aclocal.m4: Don't include accross.m4.
4885 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
4886 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
4887 * configure, config.in: Regenerate.
4889 2005-05-04 Jakub Jelinek <jakub@redhat.com>
4892 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
4893 (clear_storage): Add argument.
4894 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
4895 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
4897 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
4898 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
4899 (store_expr, store_constructor): Adjust callers.
4900 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
4901 to emit_block_move if CALL_EXPR_TAILCALL (exp).
4902 (expand_builtin_memmove): Add ORIG_EXP argument, copy
4903 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
4904 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
4905 with EXP. Pass EXP to expand_builtin_memmove.
4906 (expand_builtin_memset): Add ORIG_EXP argument, pass
4907 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
4908 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
4909 Pass EXP to expand_builtin_memset.
4910 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
4912 (expand_builtin_strncmp): Likewise.
4913 (expand_builtin_printf): Replace ARGLIST argument with EXP.
4914 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
4915 (expand_builtin_fprintf): Likewise.
4916 (expand_builtin): Adjust calls to
4917 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
4919 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
4922 PR rtl-optimization/21239
4923 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
4925 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
4927 * tree-flow.h (tree_ann_common_d): Move aux to ...
4928 (stmt_ann_d): ... here.
4929 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
4930 move_computations_stmt, schedule_sm): Update references to
4932 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
4934 * tree-cfg.c (remove_bb): Remove a redundant call to
4936 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
4939 2005-05-03 Richard Henderson <rth@redhat.com>
4941 * config/rs6000/rs6000.c: Remove conflict markers.
4943 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
4945 2005-05-03 James E Wilson <wilson@specifixinc.com>
4947 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
4949 2005-05-03 DJ Delorie <dj@redhat.com>
4951 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
4952 decide if the warning will be printed.
4953 * calls.c (expand_call): Likewise.
4954 * function.c (init-function_start): Likewise.
4956 * common.opt (-fdiagnostics-show-option): New.
4957 * opts.c (option_enabled): Accept the option index instead of a
4958 pointer to the option descriptor.
4959 * opts.h (option_enabled): Likewise.
4960 * toplev.c (print_switch_values): Pass option index, not option
4962 * diagnostic.h (diagnostic_info): Add option_index.
4963 * diagnostic.c: Include opts.h.
4964 (diagnostic_set_info): Initialize option_index.
4965 (diagnostic_report_diagnostic): Amend option name if appropriate.
4966 (warning): Check to see if the specified warning is enabled.
4968 * doc/invoke.texi (-fdiagnostics-show-options): Document.
4970 2005-05-03 Richard Henderson <rth@redhat.com>
4972 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
4973 SPEC_OR_GEN_REGS definitions.
4975 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
4978 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
4979 for unavailable registers.
4981 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
4983 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
4985 * cfglayout.c (block_locators_blocks,
4986 insn_locators_initialize, insn_scope): Use VEC instead of
4989 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
4990 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
4993 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4995 * config/sparc/predicates.md (const_compl_high_operand): New.
4996 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
4998 (sparc_emit_set_const64_quick1): Adjust for above change.
4999 (sparc_emit_set_const64_quick2): Likewise.
5000 (sparc_emit_set_const64_longway): Likewise.
5001 (sparc_emit_set_const64): Likewise.
5002 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
5003 movdi_const64_special): Delete.
5004 (logical constant splitters): Use const_compl_high_operand.
5006 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
5008 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
5009 rather than STRIP_NOPS.
5011 2005-05-03 Jakub Jelinek <jakub@redhat.com>
5013 PR rtl-optimization/21330
5014 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
5016 (unswitch_single_loop): Clear cinsn when retrying.
5019 * config/i386/i386.c (legitimize_address): When canonicalizing
5020 ASHIFT into MULT, multiply by 1 << shift_count instead of
5021 1 << log2 (shift_count).
5023 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
5025 * lambda-code.c (gcc_loop_to_lambda_loop,
5026 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
5027 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
5028 generic operand interface.
5029 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
5030 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
5031 generic operand interface.
5032 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
5033 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
5034 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
5035 num_imm_uses): Use ssa_use_operand_t.
5036 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
5037 get_v_must_def_ops): Delete.
5038 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
5039 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
5040 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
5041 get_v_must_def_kill_ptr): Delete.
5042 (delink_stmt_imm_use): Move and use new operand interface.
5043 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
5044 op_iter_next_tree): Use new operand implementation.
5045 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
5046 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
5048 (op_iter_next_mustdef, op_iter_next_maydef,
5049 op_iter_next_must_and_may_def): Delete. Replace with...
5050 (op_iter_next_maymustdef): New. Combine must and may next operations.
5051 (op_iter_init_maydef, op_iter_init_mustdef,
5052 op_iter_init_must_and_may_def): Use new interface.
5053 (single_ssa_tree_operand ): New. Process single operands only as trees.
5054 (single_ssa_use_operand): New. Process single operands only as uses.
5055 (single_ssa_def_operand): New. Process single operands only as defs.
5056 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
5058 (num_ssa_operands): New. Count the number of specified operands.
5059 (compare_ssa_operands_equal): New. Compare two statements' operands.
5060 (single_phi_def): New. Return true if PHI has one def of the specified
5062 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
5063 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
5064 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
5065 (struct stmt_ann_d): Operands field no longer require GTY().
5066 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
5067 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
5068 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
5069 dump_replaceable_exprs, rewrite_trees): Use generic interface.
5070 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
5071 Use use_operand_p instead of ssa_imm_use_t *.
5072 * tree-pretty-print.c (dump_vops): check if operands are active before
5073 dumping virtual operands.
5074 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
5075 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
5076 (ccp_fold): Use new interface.
5077 (ccp_visit_stmt): Remove unused variables and code.
5078 (convert_to_gimple_builtin): Insert statements before calling
5079 mark_new_vars_to_rename.
5080 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
5081 (copy_prop_visit_cond_stmt): Use generic interface.
5082 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
5083 annotation in table.
5084 (thread_across_edge): Use generic interface.
5085 (initialize_hash_element): Initialzie with stmt, not annotation.
5086 (eliminate_redundant_computations): Use generic interface.
5087 (record_equivalences_from_stmt): Pass stmt, not annotation.
5088 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
5090 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
5091 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
5092 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
5093 generic operand interface.
5094 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
5096 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
5098 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
5099 (build_defs, build_uses, build_v_may_defs, build_vuses,
5100 build_v_must_defs): Change type to struct opbuild_list_d.
5101 (ops_active): New. Operands active boolean.
5102 (operand_memory, operand_memory_index): New. Operand memory managers.
5103 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
5104 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
5105 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
5106 Change from functions to static variable list heads.
5107 (opbuild_initialize_virtual): New. Initialize a virtual build list.
5108 (opbuild_initialize_real): New. Initialize a virtual build list.
5109 (opbuild_free): New. Free a build list.
5110 (opbuild_num_elems): New. Number of items in a list.
5111 (opbuild_append_real): New. Add a real (tree *) operand.
5112 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
5113 (opbuild_first): New. Return first element index in a list.
5114 (opbuild_next): New. Return next element in a list.
5115 (opbuild_elem_real): New. Return real element.
5116 (opbuild_elem_virtual): New. Return virtual element.
5117 (opbuild_elem_uid): New. Return UID of virtual element.
5118 (opbuild_clear): New. Reset an operand list.
5119 (opbuild_remove_elem): New. Remove an element form a list.
5120 (ssa_operands_active): New. Return true if operand cache is active.
5121 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
5122 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
5123 (correct_use_link): Use use_operand_p.
5124 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
5125 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
5126 (cleanup_v_may_defs): Use new implmentation.
5127 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
5129 (append_def, append_use, append_v_may_def, append_vuse,
5130 append_v_must_def): Call opbuild_append routine instead of using varray.
5131 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
5132 global parse_old_ops variable.
5133 (free_ssa_operands): New implementation.
5134 (update_stmt_operands): Move. Change argument to build_ssa_operands.
5135 (copy_virtual_operands): Move. New generic implementation.
5136 (create_ssa_artficial_load_stmt): Move. New implementation.
5137 (swap_tree_operands): Update for new implementation.
5138 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
5139 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
5140 rather than a varray.
5141 (verify_imm_links): Use use_operand_p.
5142 (dump_immediate_uses_for): If the immediate use variable is a virtual
5143 variable, show the virtual ops in the stmt.
5144 * tree-ssa-operands.h (def_operand_p): No longer a structure.
5145 (NULL_DEF_OPERAND_P): Now a #define.
5146 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
5147 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
5148 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
5149 mustdef_optype_d): New. Use Linked list representation.
5150 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
5151 (struct ssa_operand_memory_d): New. Allocated Chunk node.
5152 (struct stmt_operands_d): Change to new pointers that are not GTY.
5153 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
5154 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
5155 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
5156 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
5157 SET_V_MUST_DEF_KILL): Delete.
5158 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
5159 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
5160 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
5161 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
5162 (enum ssa_op_iter_type): Operand iterator typechecking values.
5163 (struct ssa_operand_iterator_d): Use linked lists of operands.
5164 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
5165 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
5166 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
5167 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
5168 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
5169 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
5170 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
5171 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
5172 * tree-ssa-opfinalize.h: New. Function templates for expansion.
5173 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
5174 alloc_vuse, and alloc_mustdef.
5175 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
5176 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
5177 and finalize_ssa_v_must_def_ops.
5178 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
5179 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
5181 (compute_avail): Use generic iterator interface.
5182 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
5183 (stmt_makes_single_load, stmt_makes_single_store): Use
5185 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
5186 (statement_sink_location): Use generic interface.
5187 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
5188 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
5189 reset the immediate use link nodes.
5190 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
5191 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
5192 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
5193 (eliminate_tail_call): Use generic operand interface.
5194 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
5195 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
5197 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
5199 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
5200 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
5202 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
5203 Use statement pointer instead of vuse_optype. Use generic interface.
5204 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
5205 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
5206 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
5207 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
5208 * doc/tree-ssa.texi: Update documentation for operand interface.
5210 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
5212 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
5213 gcc_unreachable as appropriate.
5214 (machopic_function_base_name, machopic_indirect_data_reference,
5215 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
5216 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
5217 * config/rs6000/altivec.md (*mov<mode>_internal,
5218 build_vector_mask_for_load): Likewise.
5219 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
5220 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
5221 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
5222 * config/rs6000/predicates.md (easy_fp_constant,
5223 logical_operand): Likewise.
5224 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
5225 compute_save_world_info, rs6000_emit_prologue,
5226 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
5227 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
5230 2005-05-03 Uros Bizjak <uros@kss-loka.si>
5233 * convert.c (convert_to_integer): Convert ceil and floor in
5236 2005-04-29 Geoffrey Keating <geoffk@apple.com>
5239 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
5240 define_insn_and_split. Split only when memory operand is
5241 offsettable. Use adjust_address rather than plus_constant.
5242 (floatunssidf2_internal): Likewise.
5243 (fix_truncdfsi2_internal): Split only when memory operand is
5244 offsettable. Use adjust_address rather than plus_constant.
5245 (fix_trunctfsi2_internal): Likewise.
5246 (floatsidf2_internal): Likewise.
5248 2005-05-02 Diego Novillo <dnovillo@redhat.com>
5250 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
5251 (set_value_range_to_null): Likewise.
5252 (set_value_range_to_varying): New function. Use it in all
5253 call sites that used to call set_value_range (vr, VR_VARYING, ...).
5254 (extract_range_from_assert): If the integral type has a
5255 super-type, and LIMIT is not within MIN and MAX values of that
5256 type, set the resulting range to VR_VARYING.
5258 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
5260 * config/mmix/mmix.opt: New file.
5261 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
5262 (mmix_cc1_ignored_option): Don't declare.
5263 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
5264 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
5265 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
5266 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
5267 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
5268 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
5269 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
5270 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
5272 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
5273 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
5274 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5276 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
5279 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
5280 * c-decl.c (current_function_prototype_built_in,
5281 current_function_prototype_arg_types): New.
5282 (merge_decls): Keep source location of prototype followed by
5283 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
5284 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
5285 (start_function): Always set current_function_prototype_locus,
5286 current_function_prototype_built_in and
5287 current_function_prototype_arg_types. Check for external
5288 prototype whether or not visible for external function and set
5289 current_function_prototype_arg_types accordingly.
5290 (store_parm_decls_oldstyle): Use
5291 current_function_prototype_arg_types for checking old-style
5292 definition against prototype. Give warnings only if
5293 current_function_prototype_built_in).
5295 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
5297 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
5298 (ggc_alloc_zone_stat): Don't define.
5299 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
5300 ggc_alloc_zone_pass_stat.
5301 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
5302 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
5303 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
5305 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
5307 * calls.c (expand_call): Handle current_function_pretend_args_size
5308 when checking for sibcalls.
5310 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5312 PR tree-optimization/21294
5313 * tree-vrp.c (vrp_expr_computes_nonzero): New.
5314 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
5316 2005-05-02 Janis Johnson <janis187@us.ibm.com>
5319 * gcov-io.h: Declare gcov external functions hidden.
5321 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5323 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
5324 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
5325 Use VEC instead of VARRAY.
5328 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
5331 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
5333 * c-common.c (resolve_overloaded_builtin): Forward to target
5334 hook for BUILT_IN_MD built-ins.
5335 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
5336 for all types of built-in.
5337 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
5338 in the definition of the target hooks struct.
5339 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
5340 * config/rs6000/altivec.h: Rewritten.
5341 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
5342 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
5343 rs6000_builtin_type, rs6000_builtin_type_compatible,
5344 altivec_overloaded_builtins, rs6000_builtin_type,
5345 rs6000_builtin_type_compatible): New.
5346 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
5348 (def_builtin): Turn into a function. Check for duplicates and store
5349 the builtin into rs6000_builtin_decls.
5350 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
5351 bdesc_1arg): Add overloaded builtins.
5352 (altivec_expand_builtin): Check for unresolved overloaded builtins,
5353 do not support ALTIVEC_COMPILETIME_ERROR.
5354 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
5355 nodes to represent front-end types.
5356 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
5357 with opaque arguments and/or return values.
5358 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
5359 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
5360 (rs6000_builtin_type_index): New.
5361 (is_ev64_opaque_type): Rename to...
5362 (rs6000_is_opaque_type): ... this.
5363 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
5366 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5368 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
5371 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
5372 Bernd Schmidt <bernd.schmidt@analog.com>
5374 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
5375 print_address_operand, print_operand, legitimize_pic_address,
5376 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
5377 output_pop_multiple): Use gcc_assert or gcc_unreachable as
5379 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
5381 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
5383 * doc/passes.texi: Document vectorization pass.
5385 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5387 * tree-scalar-evolution.c (get_exit_conditions_rec,
5388 select_loops_exit_conditions,
5389 number_of_iterations_for_all_loops,
5390 analyze_scalar_evolution_for_all_loop_phi_nodes,
5391 scev_analysis): Use VEC instead of VARRAY.
5393 2005-05-02 Michael Matz <matz@suse.de>
5396 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
5397 (warn_strict_null_sentinel): Define.
5398 (check_function_sentinel): Check for null_node as valid sentinel too.
5399 * c-common.h (c_tree_index): Added CTI_NULL.
5400 (null_node) Define global_tree[CTI_NULL].
5401 (warn_strict_null_sentinel): Declare.
5402 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
5403 * c.opt: (Wstrict-null-sentinel): New C++ option.
5404 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
5406 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
5408 * gimplify.c (gimplify_compound_lval): Use VEC instead of
5411 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
5413 * dwarf2out.c (decl_scope_table, push_decl_scope,
5414 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
5417 2005-05-01 Mark Mitchell <mark@codesourcery.com>
5420 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
5422 * doc/cpp.texi (__DEPRECATED): Document.
5423 (__EXCEPTIONS): Likewise.
5424 (__GXX_WEAK__): Likewise.
5426 * function.c (INVOKE__main): Do not define.
5427 (expand_main_function): Check HAS_INIT_SECTION when determining
5428 whether or not to call __main.
5430 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
5432 * tree-ssa-loop-ivopts.c: Fix a comment typo.
5434 2005-01-05 Paul Brook <paul@codesourcery.com>
5436 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
5437 (INITIALIZE_TRAMPOLINE): Use it.
5438 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
5439 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
5440 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
5442 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
5444 * doc/install.texi (Specific): Omit dots in the @anchors names
5445 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
5446 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
5448 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5450 PR tree-optimization/18316
5451 PR tree-optimization/19126
5452 * tree.c (build_int_cst_type): Avoid shift by size of type.
5453 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
5455 * tree-scalar-evolution.h (simple_iv): Declaration changed.
5456 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
5458 (dump_cand): Dump depends_on information.
5459 (determine_biv_step): Add argument to simple_iv call.
5460 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
5461 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
5463 (add_candidate_1): Record depends_on for candidates.
5464 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
5465 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
5466 Handle ivs with nonconstant step.
5467 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
5468 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
5469 (create_new_iv): Unshare the step before passing it to create_iv.
5470 (free_loop_data): Free cand->depends_on.
5471 (build_addr_strip_iref): New function.
5472 (find_interesting_uses_address): Use build_addr_strip_iref.
5473 (strip_offset_1): Split the recursive part from strip_offset.
5474 Strip constant offset component_refs and array_refs.
5475 (strip_offset): Split the recursive part to strip_offset_1.
5476 (add_address_candidates): Removed.
5477 (add_derived_ivs_candidates): Do not use add_address_candidates.
5478 (add_iv_value_candidates): Add candidates with stripped constant
5479 offset. Consider all candidates with initial value 0 important.
5480 (struct affine_tree_combination): New.
5481 (aff_combination_const, aff_combination_elt, aff_combination_scale,
5482 aff_combination_add_elt, aff_combination_add,
5483 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
5484 fold_affine_sum): New functions.
5485 (get_computation_at): Use fold_affine_sum.
5486 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
5487 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
5490 2005-04-30 Michael Matz <matz@suse.de>
5492 * config/i386/i386.md (movmemsi): Also active when
5493 TARGET_INLINE_ALL_STRINGOPS.
5495 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
5498 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
5500 2005-04-30 Paul Brook <paul@codesourcery.com>
5502 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
5504 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
5505 * config/arm/ieee754-sf.S: Ditto.
5506 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
5507 (FUNC_ALIAS): Use .thumb_set for thumb routines.
5509 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5511 * tree-ssanames.c: Fix a comment typo.
5512 * doc/options.texi: Fix a typo.
5514 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
5516 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
5517 gcc_unreachable as appropriate.
5518 (split_adds_subs, cond_string, print_operand,
5519 h8300_initial_elimination_offset, h8300_classify_operand,
5520 h8300_unary_length, h8300_short_immediate_length,
5521 h8300_bitfield_length, h8300_binary_length,
5522 h8300_insn_length_from_table, compute_mov_length, output_plussi,
5523 compute_plussi_length, compute_plussi_cc, output_logical_op,
5524 compute_logical_op_length, compute_logical_op_cc,
5525 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
5526 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
5527 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
5528 h8300_regs_ok_for_stm): Likewise.
5529 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
5530 monitor_prologue): Likewise.
5532 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5534 * loop-invariant.c (invariants, create_new_invariant,
5535 get_inv_cost, best_gain_for_invariant,
5536 find_invariants_to_move, move_invariants,
5537 init_inv_motion_data, free_inv_motion_data): Use VEC instead
5540 2005-04-29 Richard Henderson <rth@redhat.com>
5542 * function.c (instantiate_decls): Remove valid_only argument.
5543 (instantiate_decls_1, instantiate_decl): Likewise.
5544 (instantiate_virtual_regs_1): Delete.
5545 (instantiate_virtual_regs_lossage): Delete.
5546 (instantiate_virtual_regs_in_rtx): New.
5547 (safe_insn_predicate): New.
5548 (instantiate_virtual_regs_in_insn): New.
5549 (instantiate_virtual_regs): Update to match all that. Only run
5550 instantiate_decls once.
5552 2005-04-29 Richard Henderson <rth@redhat.com>
5553 Daniel Jacobowitz <dan@codesourcery.com>
5555 * gengtype.c (write_func_for_structure): Split out ...
5556 (output_type_enum): ... new function. Fix thinko accessing
5557 TYPE_PARAM_STRUCT data.
5559 2005-04-29 Tom Tromey <tromey@redhat.com>
5561 * tree.c (build_block): Removed unused 'tags' argument.
5562 * tree.h (build_block): Removed argument.
5564 2005-04-29 Michael Matz <matz@suse.de>
5566 PR rtl-optimization/21144
5567 * postreload.c (reload_cse_move2add): Check for VOIDmode.
5569 2005-04-29 Bob Wilson <bob.wilson@acm.org>
5571 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
5572 flag_reorder_blocks.
5574 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5576 PR tree-optimization/21030
5577 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
5578 ranges where VR->MAX is smaller than VR->MIN.
5580 2005-04-29 Devang Patel <dpatel@apple.com>
5582 PR tree-optimization/21272
5583 PR tree-optimization/21266
5584 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
5586 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
5588 * tree-flow-inline.h: Fix a comment typo.
5589 * doc/tree-ssa.texi: Fix a typo.
5591 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
5593 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5595 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
5596 gcc_unreachable as appropriate.
5597 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
5598 fr30_print_operand, fr30_move_double): Likewise.
5599 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
5601 2005-04-29 Mark Mitchell <mark@codesourcery.com>
5603 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
5604 definition has already been provided.
5605 (ARM_EABI_DTORS_SECTION_OP): Likewise.
5606 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
5607 (ARM_EABI_DTORS_SECTION_OP): Likewise.
5609 2005-04-29 Jim Tison <jtison@us.ibm.com>
5611 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
5612 trace hooks calls to improve performance.
5614 2005-04-29 Julian Brown <julian@codesourcery.com>
5615 Mark Mitchell <mark@codesourcery.com>
5616 Paul Brook <paul@codesourcery.com>
5618 * crtstuff.c: Handle targets that use .init_array.
5619 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
5620 that INVOKE__main is set correctly.
5621 (expand_main_function): Test INVOKE__main.
5622 * libgcc2.c: Do not define __main when using .init_array.
5623 * config/arm/arm.c (arm_elf_asm_constructor): New function.
5624 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
5626 (DTORS_SECTION_ASM_OP): Likewise.
5627 (CTOR_LIST_BEGIN): Define specially when in libgcc.
5628 (CTOR_LIST_END): Likewise.
5629 (DTOR_LIST_BEGIN): Likewise.
5630 (DTOR_LIST_END): Likewise.
5631 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
5632 (FINI_SECTION_ASM_OP): Likewise.
5633 (INIT_ARRAY_SECTION_ASM_OP): Define.
5634 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
5635 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
5636 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
5637 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
5638 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
5640 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5642 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
5643 gcc_assert and gcc_unreachable as appropriate.
5644 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
5645 const_int_cost, output_move_const_into_data_reg,
5646 output_move_qimode, output_move_double, find_addr_reg,
5647 print_operand, print_operand_address): Likewise.
5648 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
5649 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
5650 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
5651 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
5652 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
5653 conditional_trap): Likewise.
5654 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
5656 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5658 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
5659 gcc_unreachable as appropriate.
5660 (gen_conditional_move, xtensa_split_operand_pair,
5661 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
5662 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
5663 xtensa_copy_incoming_a7, xtensa_output_literal,
5664 xtensa_output_literal, xtensa_output_literal): Likewise.
5665 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5666 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
5667 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
5668 movsicc_internal1, movsfcc_internal0,
5669 movsfcc_internal1): Likewise.
5671 2005-04-28 James E Wilson <wilson@specifixinc.com>
5673 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
5674 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
5676 2005-04-28 DJ Delorie <dj@redhat.com>
5678 * opt-functions.awk (var_set): Emit proper initializer for
5679 non-target bitfields.
5681 2005-04-28 Devang Patel <dpatel@apple.com>
5683 * dbxout.c (have_used_extensions): Remove.
5684 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
5685 have_used_extensions.
5687 2005-04-28 James E Wilson <wilson@specifixinc.com>
5689 * doc/install.texi: Update -enable-languages info. Correct path to
5692 2005-04-28 DJ Delorie <dj@redhat.com>
5694 * optc-gen.awk (END): Make sure no variable is defined more
5696 * opth-gen.awk (END): Allocate bits on a per-variable basis.
5697 Allow for bitfield variables other than target_flags.
5698 * doc/options.text (Mask): Document that you may specify a
5699 variable other than target_flags.
5701 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
5703 PR rtl-optimization/18877
5704 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
5705 number in val.start.
5707 2005-04-28 David Edelsohn <edelsohn@gnu.org>
5710 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
5712 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
5713 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
5714 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
5716 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
5718 * arm.c (legitimize_pic_address): Fix sense of assertion test for
5719 creating pseudos when the base offset is too large.
5721 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5723 * global.c (earlyclobber_regclass): Change the type to
5725 (check_earlyclobber): Update uses of earlyclobber_regclass.
5726 (mark_reg_use_for_earlyclobber): Likewise.
5727 (calculate_local_reg_bb_info): Allocate and free
5728 earlyclobber_regclass using the VEC API.
5730 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
5732 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
5735 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5737 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
5740 * config.gcc: Obsolete c4x-* and tic4x-*.
5742 * tree.h (edge_def): Remove.
5744 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
5745 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
5746 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
5747 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
5750 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
5751 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
5752 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
5753 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
5754 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
5755 machmode.def, mips-tfile.c, params.c, pretty-print.c,
5756 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
5757 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
5758 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
5759 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
5760 config/i386/cygming.h, config/i386/djgpp.h,
5761 config/i386/lynx.h, config/i386/netware.c,
5762 config/i386/winnt.c, config/ia64/ia64-c.c,
5763 config/iq2000/iq2000.c, config/m32r/little.h,
5764 config/m68k/m68k-protos.h, config/m68k/m68k.h,
5765 config/m68k/m68k.md, config/mcore/mcore.c,
5766 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
5767 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
5768 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
5769 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
5770 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
5771 config/pdp11/pdp11.h, config/rs6000/darwin.h,
5772 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
5773 config/s390/2064.md, config/s390/2084.md,
5774 config/s390/s390-modes.def, config/s390/s390-protos.h,
5775 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
5776 config/stormy16/stormy16.c, config/vax/vax-protos.h,
5777 config/vax/vax.c, config/vax/vax.h,
5778 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
5781 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
5783 * c-typeck.c (build_compound_expr): Correct logic in last change.
5785 2005-04-27 James E. Wilson <wilson@specifixinc.com>
5787 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
5788 parameters. Replace conditional move code with assert checking for
5789 ar.lc. Delete obsolete comments.
5790 (set_src_needs_barrier): Delete cond parameter, and code using it.
5791 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
5792 assert checking for PR_REGS. Fix calls to update_set_flags and
5793 set_src_needs_barrier.
5794 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
5795 callers. Rewrite explanatory comment before the function.
5796 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
5799 2005-04-27 Mike Stump <mrs@apple.com>
5801 * doc/cpp.texi: gcc now implements universal character names.
5803 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5806 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
5807 being a compound expression whose right-hand side is cast to void.
5809 2005-04-27 Caroline Tice <ctice@apple.com>
5811 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5812 Remove targetm.have_named_sections test.
5813 (fix_edges_for_rarely_executed_code): Likewise.
5814 (insert_section_boundary_note): Likewise.
5815 (reorder_basic_blocks): Check partitioning flag before calling
5816 verify_hot_cold_block_grouping.
5817 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5818 the function struct rather than global variables.
5819 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5820 (COLD_END_LABEL): Likewise
5821 (cold_text_section_label): New static global variable.
5822 (cold_end_label): Likewise.
5823 (dwarf2out_switch_text_section): Get hot/cold section labels from
5824 the function struct rather than global variables; test to make sure
5826 (output_aranges): Use cold_text_section_label and cold_end_label;
5827 check partitioning flag before putting out delta.
5828 (output_ranges): Remove incorrect code attempting to use
5830 (output_line_info): Get cold section label from function struct; test
5831 to make sure cfun is defined.
5832 (add_location_or_const_value_attribute): Likewise.
5833 (dwarf2out_var_location): Likewise.
5834 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5835 write out cold_text_section_label if partition flag is set.
5836 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5837 * function.h (struct function): Add new fields to point to hot/cold
5838 section labels: hot_section_label, cold_section_label,
5839 hot_section_end_label and cold_section_end_label; also add new field
5840 for cold text section name, unlikely_text_section_name.
5841 * opts.c (decode_options): Turn off partitioning flag if
5842 !targetm.have_named_sections.
5843 * output.h (hot_section_label): Remove.
5844 (hot_section_end_label): Remove.
5845 (cold_section_end_label): Remove.
5846 (unlikely_section_label): Remove.
5847 (unlikely_text_section_name): Remove.
5848 * passes.c (rest_of_handle_final): Remove extra blank line.
5849 * varasm.c (unlikely_section_label): Remove.
5850 (hot_section_label): Remove.
5851 (hot_section_end_label): Remove.
5852 (cold_section_end_label): Remove.
5853 (unlikely_text_section_name): Remove.
5854 (initialize_cold_section_name): Modify to call
5855 targetm.strip_name_encoding; to store cold section name in current
5856 function struct, if it exists; and to only use the decl_section_name
5857 if flag_named_sections is true.
5858 (unlikely_text_section): Modify to get section name out of current
5859 function struct, if there is one; otherwise build it from
5860 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5861 (in_unlikely_text_section): Likewise.
5862 (named_section): Modify to get/put cold section name in current function
5863 struct, if there is one.
5864 (function_section): Change 'bool unlikely' to 'int reloc'; check
5865 targetm.have_named_sections before calling named_section.
5866 (current_function_section): Likewise.
5867 (assemble_start_function): Modify to get/put unlikely_text_section_name
5868 in current function struct; modify to get hot/cold section labels
5869 from function struct; initialize labels using
5870 ASM_GENERATE_INTERNAL_LABEL;
5871 test partitioning flag before writing out hot section label.
5872 (assemble_end_function): Test partitioning flag before writing out
5873 hot/cold section labels.
5874 (default_section_type_flags_1): Get cold text section name from
5875 function struct if there is one; Set flags correctly for
5876 cold text section if there is not a current function struct.
5878 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5880 * tree-ssa-propagate.c (set_rhs): Revert last change.
5882 2005-04-27 Steve Ellcey <sje@cup.hp.com>
5884 * explow.c (convert_memory_address): Add gcc_assert.
5886 2005-04-27 Mark Mitchell <mark@codesourcery.com>
5888 * configure.ac: Check for ld --sysroot support.
5889 * gcc.c: Document %R specifier for specs.
5890 (SYSROOT_SPEC): New macro.
5891 (sysroot_spec): New variable.
5892 (static_specs): Add sysroot_spec.
5893 (main): Pass the sysroot spec to the linker if appropriate.
5894 * configure: Regenerated.
5895 * config.in: Likewise.
5897 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5899 * fold-const.c (fold_binary): Use build_fold_addr_expr
5900 for address calculation and INDIRECT_REF handling.
5902 2005-04-27 Andrew Haley <aph@redhat.com>
5904 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
5906 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5908 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
5909 pointer when thumb backtracing is on.
5911 * config/fp-bit.c (abort): Revert change.
5913 2005-04-27 Ian Lance Taylor <ian@airs.com>
5915 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
5917 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5919 * tree-ssa-dce.c: Fix a comment typo.
5921 2005-04-27 David S. Miller <davem@davemloft.net>
5923 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
5924 Kill setjmpless_size. current_function_calls_setjmp is completely
5925 computed when we are called, so just use the optimized size value
5926 instead of using REG_SAVE_AREA notes.
5927 (optimize_save_area_alloca): Delete....
5928 * rtl.h (optimize_save_area_alloca): Likewise...
5929 * passes.c (rest_of_compilation): and don't call it any more.
5930 * reg-notes.def (SAVE_AREA): Delete.
5932 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5934 * config/fp-bit.c (abort): Add noreturn attribute.
5936 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
5937 gcc_unreachable as appropriate.
5938 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
5939 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
5940 ASM_OUTPUT_REG_POP): Likewise.
5942 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
5944 * tree-complex.c (expand_vector_operations_1): Do not build
5945 VIEW_CONVERT_EXPR's for the lhs.
5947 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5949 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
5950 unnecessary noncanonical RTL handling.
5951 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
5952 gcc_assert and gcc_unreachable.
5954 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
5955 gcc_unreachable as appropriate.
5956 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
5957 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
5958 use_return_insn, const_ok_for_op, arm_gen_constant,
5959 arm_canonicalize_comparison, legitimize_pic_address,
5960 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
5961 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
5962 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
5963 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
5964 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
5965 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
5966 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
5967 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
5968 output_call, output_mov_long_double_fpa_from_arm,
5969 output_mov_long_double_arm_from_fpa,
5970 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
5971 output_move_double, arithmetic_instr, shift_op, int_log2,
5972 output_return_instruction, arm_output_function_prologue,
5973 arm_output_epilogue, arm_output_function_epilogue,
5974 emit_multi_reg_push, arm_get_frame_offsets,
5975 arm_compute_initial_elimination_offset, arm_expand_prologue,
5976 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
5977 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
5978 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
5979 thumb_compute_initial_elimination_offset,
5980 thumb_output_function_prologue, thumb_load_double_from_address,
5981 thumb_output_move_mem_multiple, thumb_reload_out_hi,
5982 arm_emit_vector_const, arm_dbx_register_number): Likewise.
5983 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
5984 * config/arm/arm.md (thumb_extendhisi2,
5985 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
5986 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
5987 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
5988 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
5989 * config/arm/cirrus.md (*cirrus_arm_movdi,
5990 *cirrus_movdf_hard_insn): Likewise.
5991 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
5993 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5995 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
5996 (num_ssa_names): Use VEC_length.
5997 (ssa_names): Use VEC_index.
5998 * tree-ssanames.c (ssa_names): Change the type to
6000 (init_ssanames, fini_ssa_names, make_ssanames,
6001 release_ssa_name): Update uses of ssa_names.
6003 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
6004 Use fold_buildN instead of fold (buildN (...)).
6006 2005-04-27 Devang Patel <dpatel@apple.com>
6008 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
6010 2005-04-27 Matt Thomas <matt@3am-software.com>
6011 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
6013 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
6014 (vax_output_mi_thunk): Ditto.
6015 (vax_notice_cc_update): Ditto.
6016 (INDEX_REGISTER_P): Add trailing \.
6017 (BASE_REGISTER_P): Add trailing \.
6018 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
6020 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6022 * tree-ssa-propagate.c (set_rhs): Check operand of
6023 ADDR_EXPR for gimpliness, too.
6025 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6027 * tree-ssa-pre.c: Fix a comment typo.
6029 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6031 PR tree-optimization/21171
6032 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
6033 record address uses if the reference is volatile.
6035 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
6037 * tree-complex.c (expand_vector_operation): New, extracted from
6038 expand_vector_operations_1.
6039 (tree_vec_extract): Build a NOP_EXPR.
6040 (expand_vec_parallel): Do not care about returning the correct type.
6041 (expand_vector_operations_1): Call expand_vector_operation.
6042 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
6044 * tree-complex.c (gate_expand_vector_operations): New.
6045 (pass_lower_vector_ssa): Use it.
6046 * tree-optimize.c (init_tree_optimization_passes): Include
6047 pass_lower_vector_ssa.
6048 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
6049 (vectorizable_operation): Use it.
6050 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
6051 integer modes for the vector type.
6053 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6054 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
6055 Do not cope with UNITS_PER_SIMD_WORD == 0.
6056 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
6057 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
6058 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
6059 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6060 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6061 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6062 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6064 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
6065 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
6066 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
6068 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
6069 (UNITS_PER_SIMD_WORD): New.
6071 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6073 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
6074 gcc_unreachable as appropriate.
6075 (ia64_expand_load_address, ia64_expand_tls_address,
6076 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
6077 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
6078 next_scratch_gr_reg, ia64_initial_elimination_offset,
6079 ia64_expand_prologue, ia64_expand_epilogue,
6080 ia64_output_dwarf_dtprel, ia64_print_operand,
6081 ia64_register_move_cost, first_instruction, rws_access_regno,
6082 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
6083 ia64_sched_init, ia64_variable_issue,
6084 ia64_first_cycle_multipass_dfs_lookahead_guard,
6085 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
6086 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
6087 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
6088 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
6089 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6090 * config/ia64/predicates.md (got_symbolic_operand,
6091 sdata_symbolic_operand): Likewise.
6092 * config/ia64/vect.md (vcondv2sf): Likewise.
6094 2005-04-27 Matt Thomas <matt@3am-software.com>
6096 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
6097 CONSTANT_ADDRESS_P in config/vax/vax.h
6098 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
6099 (INDEX_REGISTER_P): New.
6100 (BASE_REGISTER_P): New.
6101 (indirectable_constant_address_p): New. Adapted from
6102 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
6103 (indirectable_address_p): New. Adapted from
6104 INDIRECTABLE_ADDRESS_P in vax.h.
6105 (nonindexed_address_p): New. Adapted from
6106 GO_IF_NONINDEXED_ADDRESS in vax.h.
6107 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
6108 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
6109 (legitimate_address_p): New. Adapted from
6110 GO_IF_LEGITIMATE_ADDRESS in vax.h.
6111 (vax_mode_dependent_address_p): New. Adapted from
6112 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
6113 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
6114 legitimate_constant_address_p.
6115 (CONSTANT_P): Use legitimate_constant_p.
6116 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
6117 (INDIRECTABLE_ADDRESS_P): Removed.
6118 (GO_IF_NONINDEXED_ADDRESS): Removed.
6119 (INDEX_TEMP_P): Removed.
6120 (GO_IF_REG_PLUS_INDEX): Removed.
6121 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
6122 definitions, depending on whether REG_OK_STRICT is defined.
6123 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
6124 Two definitions, depending on whether REG_OK_STRICT is defined.
6125 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
6127 (legitimate_constant_p): Prototype added.
6128 (legitimate_address_p): Prototype added.
6129 (vax_mode_dependent_address_p): Prototype added.
6131 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6133 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
6135 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6138 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
6141 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6144 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
6145 assertion failures, if __gcc_host_wide_int__ is not properly
6147 (init_dynamic_diag_info): Give errors, not assertion failures, if
6148 location_t, tree or __gcc_host_wide_int__ are not properly
6151 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6153 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
6154 n_iv_uses, iv_use, n_iv_cands, iv_cand,
6155 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
6156 prepare_decl_rtl, free_loop_data,
6157 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
6160 * tree.h (tree_phi_node): Add a comment about the order of PHI
6163 2005-04-26 Paul Brook <paul@codesourcery.com>
6165 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
6167 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
6169 * config/mips.mips.c (mips_legitimize_tls_address): Use
6172 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
6173 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
6174 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
6176 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
6179 2005-04-26 Jeff Law <law@redhat.com>
6181 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
6182 (op_iter_init_must_and_may_def): Likewise.
6183 (unmodifiable_var_p): Move to a later point in the file.
6184 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
6185 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
6186 (dse_record_phis): Directly check for virtual operands rather than
6187 using need_imm_uses_for.
6188 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
6189 store has multiple V_{MAY,MUST}_DEF operands.
6191 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
6193 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
6196 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6198 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
6199 call to find_edge outside a loop to go through a PHI chain.
6201 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
6203 PR tree-optimization/17598
6204 * fold-const.c (fold_binary): Fold comparisons of addresses
6205 of COMPONENT_REFs which reference the same field to
6206 comparisons of the addresses of the base objects.
6208 2005-04-26 Julian Brown <julian@codesourcery.com>
6210 * config/arm/arm.c (arm_return_in_msb): New function.
6211 (arm_must_pass_in_stack): New function.
6212 (TARGET_RETURN_IN_MSB): Define target hook.
6213 (TARGET_MUST_PASS_IN_STACK): Define target hook.
6214 (arm_function_value): Pad small aggregate return.
6215 (arm_pad_arg_upward): New function.
6216 (arm_pad_reg_upward): New function.
6217 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
6218 (FUNCTION_ARG_PADDING): Define macro.
6219 (BLOCK_REG_PADDING): Define macro.
6220 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
6221 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
6222 (arm_pad_reg_upward): Declare function.
6224 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6226 * basic-block.h (ei_cond): New.
6227 (FOR_EACH_EDGE): Call ei_cond.
6229 PR tree-optimization/21047
6230 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
6231 (fold): Don't handle ASSERT_EXPR.
6233 2005-04-25 Roger Sayle <roger@eyesopen.com>
6235 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
6236 all writes to any stack register as a read/write dependency on
6238 (sched_analyze_2): Likewise, for reads from any stack register.
6240 2005-04-25 Richard Henderson <rth@redhat.com>
6242 * final.c (output_addr_const): Revert 2005-04-09 change.
6244 2005-04-25 Mike Stump <mrs@apple.com>
6246 * config/darwin.c (darwin_encode_section_info): Always set
6247 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
6249 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6251 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
6252 gensupport.c, protoize.c, toplev.c: Replace calls to
6253 `unlock_stream' with `unlock_std_streams'.
6255 2005-04-25 Devang Patel <dpatel@apple.com>
6257 * dbxout.c (dbxout_type): Emit attribute vector.
6259 2005-04-05 Paul Brook <paul@codesourcery.com>
6261 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
6262 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
6263 * config/arm/arm.c (arm_cxx_atexit_name): New function.
6264 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
6265 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
6266 (register_dtor_fn): Likewise.
6267 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
6269 2005-04-25 Ian Lance Taylor <ian@airs.com>
6271 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
6272 * c-common.h (EXPR_STMT_EXPR): Don't define.
6273 (c_common_stmt_codes): Don't define.
6274 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
6275 * c-gimplify.c (gimplify_expr_stmt): Remove.
6276 (c_gimplify_expr): Remove EXPR_STMT case.
6277 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
6278 to INIT_STATEMENT_CODES.
6279 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
6281 2005-04-25 Jan Hubicka <jh@suse.cz>
6283 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
6285 * except.c: Include diagnostic.h
6286 (dump_eh_tree, verify_eh_tree): New functions.
6287 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
6288 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
6289 (dump_function_to_file): dump eh tree.
6290 * tree-eh.c (mark_eh_edge): New function.
6291 (mark_eh_edge_found_error): New static variable.
6292 (verify_eh_edges): New function.
6294 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
6296 * tree-ssa-alias.c (fieldoff_t): Remove.
6297 (fieldoff_s): typedef the structure itself. Create a vector of
6299 (push_fields_onto_fieldstack): Return count of fields pushed.
6300 Remove peeling of first field. Adjust.
6301 (fieldoff_compare): Adjust.
6302 (create_overlap_variables_for): Adjust.
6304 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
6306 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
6308 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
6311 * doc/install.texi: Document correct assembler and linker to use
6312 on i?86-*-solaris2.10.
6314 2005-04-25 Steven Bosscher <stevenb@suse.de>
6316 Fix PR tree-optimization/21173
6318 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
6319 Unshare expression we pass to force_gimple_operand.
6321 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
6322 Stephen Clarke <stevec@superh.com>
6323 Roger Sayle <roger@eyesopen.com>
6325 PR rtl-optimization/20413
6326 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
6327 VOIDmode for LABEL_REF.
6328 * final.c (shorten_branches): Likewise.
6329 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
6330 * loop.c (reg_dead_after_loop): Likewise.
6331 * varasm.c (decode_addr_const): Likewise.
6332 * doc/rtl.texi: Document mode requirement for LABEL_REF.
6334 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
6336 * config.gcc (avr-*-*): Remove redundant "case".
6338 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
6340 * tree-vect-analyze.c (vect_mark_relevant): Take
6341 VEC(tree,heap) instead of varray_type as an argument.
6342 (vect_mark_stmts_to_be_vectorized): Change the type of
6343 worklist to VEC(tree,heap). Adjust uses of worklist.
6345 2005-04-24 Devang Patel <dpatel@apple.com>
6347 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
6349 2005-04-24 Ian Lance Taylor <ian@airs.com>
6351 * c-semantics.c (build_stmt): Remove test of specific tree codes
6352 for TREE_SIDE_EFFECTS handling.
6354 2005-04-24 Per Bothner <per@bothner.com>
6356 * c-opts.c (finish_options): Make the line-number of the <built-in>
6357 location 0, as assumed elsewhere, rather than 1.
6359 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6361 * tree-ssa-uncprop.c (equiv_stack): Change the type o
6363 (tree_ssa_uncprop, uncprop_finalize_block,
6364 uncprop_initialize_block): Update uses of equiv_stack.
6366 2005-04-24 Richard Henderson <rth@redhat.com>
6369 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
6370 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
6372 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
6373 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
6374 <DIV, MOD>: Likewise.
6376 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6378 * collect2.c (main): Unlock the stdio streams.
6379 * gcc.c (main): Likewise.
6380 * gcov-dump.c (main): Likewise.
6381 * gcov.c (main): Likewise.
6382 * gen-protos.c (main): Likewise.
6383 * gensupport.c (init_md_reader_args_cb): Likewise.
6384 * protoize.c (main): Likewise.
6385 * toplev.c (general_init): Likewise.
6387 2005-04-24 Jakub Jelinek <jakub@redhat.com>
6390 * cgraph.h (cgraph_local_info): Add vtable_method field.
6391 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
6392 and node is vtable_method, finalized and not reachable, don't do
6395 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6397 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
6399 * tree-ssa-pre.c (create_value_expr_from): Use
6400 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
6401 * tree-ssa-propagate.c (stmt_makes_single_load,
6402 stmt_makes_single_store): Use REFERENCE_CLASS_P.
6403 * tree-vect-transform.c (vect_is_simple_cond): Use
6405 * tree-vrp.c (extract_range_from_assert,
6406 build_assert_expr_for, fp_predicate, has_assert_expr): Use
6409 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
6410 of tpa_to_clear to VEC(int,heap). Update uses of
6411 tpa_to_clear. Free tpa_to_clear at the end.
6413 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
6415 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
6418 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
6420 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
6421 and gcc_unreachable as appropriate.
6422 (num_insns_constant, output_vec_const_move,
6423 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
6424 rs6000_emit_set_const, rs6000_emit_move,
6425 spe_build_register_parallel, function_arg,
6426 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
6427 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
6428 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
6429 rs6000_common_init_builtins, expand_block_clear,
6430 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
6431 extract_ME, rs6000_get_some_local_dynamic_name,
6432 rs6000_output_function_entry, print_operand,
6433 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
6434 output_cbranch, output_e500_flip_gt_bit,
6435 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
6436 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
6437 compute_save_world_info, rs6000_stack_info,
6438 rs6000_emit_load_toc_table, rs6000_frame_related,
6439 spe_synthesize_frame_save, rs6000_emit_epilogue,
6440 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
6441 output_function_profiler, rs6000_trampoline_size,
6442 rs6000_initialize_trampoline, find_addr_reg,
6443 rs6000_machopic_legitimize_pic_address,
6444 rs6000_initial_elimination_offset,
6445 rs6000_dbx_register_number): Likewise.
6446 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
6447 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
6448 *movti_power, *movti_string, call, call_value, sibcall,
6449 sibcall_value): Likewise.
6450 * config/rs6000/spe.md (*movdf_e500_double,
6451 *movv2si_internal): Likewise.
6452 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
6455 2005-04-24 Richard Henderson <rth@redhat.com>
6458 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
6459 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
6460 Deny modes smaller than 4 bytes.
6461 * config/i386/i386-protos.h: Update.
6463 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
6465 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
6466 Switch h8300-*-rtems* to ELF.
6468 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6470 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
6472 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6474 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
6476 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
6479 * fold-const.c: Fold &a[i]-&a[j] to i-j.
6481 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6483 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
6484 definitions of ssa names in condition. Split recusive part to ...
6485 (tree_simplify_using_condition_1): New function.
6486 (expand_simple_operations): New function.
6488 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6490 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
6491 (find_interesting_uses_cond): Do not use integer_zerop and
6492 integer_nonzerop to check for integer constants.
6493 (set_use_iv_cost): Record the value field.
6494 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
6495 determine_use_iv_cost_outer): Set the value field of the cost pair.
6496 (may_eliminate_iv): Do not return the comparison code.
6497 (iv_elimination_compare): New function.
6498 (determine_use_iv_cost_condition): Set the value field. Record
6499 noneliminable invariants correctly.
6500 (rewrite_use_compare, rewrite_use_outer): Use the value field.
6502 2005-04-23 DJ Delorie <dj@redhat.com>
6504 * diagnostic.c (warning): Accept parameter to classify warning option.
6505 (warning0): New, for when a pointer to an error() like function is needed.
6506 * errors.c (warning): Likewise.
6507 * errors.h (warning, warning0): Adjust prototypes.
6508 * toplev.h (warning, warning0): Likewise.
6510 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
6511 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
6512 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
6513 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
6514 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
6515 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
6516 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
6517 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
6519 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
6520 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
6521 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
6522 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
6523 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
6524 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
6525 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
6526 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
6527 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
6528 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
6529 config/rs6000/aix52.h, config/rs6000/darwin.h,
6530 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
6531 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6532 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
6533 config/stormy16/stormy16.c, config/v850/v850-c.c,
6534 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
6537 2005-04-23 Richard Henderson <rth@redhat.com>
6540 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
6541 performing some integral scalar simplifications.
6543 2005-04-23 Richard Henderson <rth@redhat.com>
6546 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
6547 simplifying CONST_VECTOR.
6549 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6551 * tree-ssa-live.c (live_worklist): Take a stack allocated on
6552 heap as an argument. Update uses of stack.
6553 (calculate_live_on_entry): Allocate stack on heap.
6555 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
6556 partition_link and tpa_nodes on heap.
6558 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
6559 (mark_stmt_necessary, propagate_necessity,
6560 mark_really_necessary_kill_operand_phis): Update uses of
6562 (tree_dce_init): Allocate worklist using VEC_alloc.
6563 (tree_dce_done): Free worklist using VEC_free.
6565 2005-04-23 Mike Stump <mrs@apple.com>
6567 * config/darwin.c (machopic_indirection_name): Don't use
6569 (darwin_emit_unwind_label): Use user_label_prefix instead of
6572 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6574 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
6576 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
6578 * config.gcc <cris-*>: Specify .opt files.
6579 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
6580 config/cris/linux.opt: New files.
6581 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
6582 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
6583 (TARGET_ELF): Override to 0.
6584 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
6585 -melinux-stacksize=N.
6586 * config/cris/cris.c: (cris_handle_option): New function.
6587 (TARGET_DEFAULT_TARGET_FLAGS): Override.
6588 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
6589 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
6590 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
6591 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
6592 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
6593 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
6594 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
6595 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
6596 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
6597 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
6598 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
6599 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
6600 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
6601 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
6602 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
6603 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
6604 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
6605 (TARGET_LINUX): Define 0.
6606 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
6607 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
6608 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
6609 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
6610 (TARGET_LINUX): Override to 1.
6611 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
6613 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
6615 * haifa-sched.c (schedule_block): Fix thinko in previous
6616 assertification patch.
6618 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
6620 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
6621 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
6622 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
6623 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
6624 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
6625 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
6626 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
6628 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
6629 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
6630 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
6631 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
6632 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
6633 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
6634 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
6635 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
6636 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
6637 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
6638 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
6639 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
6640 (SUBTARGET_OPTIONS): Delete.
6641 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
6642 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
6643 instead of a string.
6644 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
6645 (pa_cpu_string, pa_unix_string): Delete.
6646 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
6647 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
6649 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6650 (pa_handle_option): New function.
6651 (override_options): Remove handling of -march=, -mfixed-range=,
6652 -mschedule= and -munix=.
6653 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
6654 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
6655 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
6656 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
6657 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
6658 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
6659 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
6661 * config/pa/pa.opt: New file.
6662 * config/pa/pa-hpux.opt: New file.
6663 * config/pa/pa-hpux1010.opt: New file.
6664 * config/pa/pa-hpux1111.opt: New file.
6665 * config/pa/pa64-hpux.opt: New file.
6667 2005-04-22 David S. Miller <davem@davemloft.net>
6669 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
6670 integer when it's mode is VOIDmode not DImode.
6672 2005-04-22 Geoffrey Keating <geoffk@apple.com>
6674 * config/rs6000/rs6000.md (sync_add<mode>_internal,
6675 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
6676 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
6677 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
6678 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
6679 "bne- $-xxx" rather than local labels.
6680 (sync_lock_release<mode>): Add second operand.
6681 (lwsync): Use .long rather than a more meaningful opcode.
6682 * doc/md.texi (Standard Names): Add description of second
6683 parameter to sync_lock_test_and_set.
6685 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6687 PR tree-optimization/21088
6688 * fold-const.c (fold_unary, fold_binary, fold_ternary):
6690 * tree-vrp.c (compare_values): Use fold_binary to compare
6691 pointers. Use boolean_type_node as the type of a comparison
6692 expression being folded.
6693 * tree.h: Add prototypes for fold_unary, fold_binary,
6696 * tree-ssa-dom.c: Fix formatting.
6698 2005-04-22 Diego Novillo <dnovillo@redhat.com>
6700 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
6701 * lambda-code.c (perfect_nestify): Mark virtual operands in
6702 the moved statement for renaming.
6703 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
6704 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
6705 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
6706 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
6707 * tree-flow.h (struct var_ann_d): Update comments.
6708 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
6709 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
6710 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
6711 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
6712 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
6713 debug_names_replaced_by): Remove declarations.
6714 (delete_update_ssa, get_current_def, set_current_def): Declare.
6715 (rewrite_into_loop_closed_ssa): Add new argument. Update
6717 * tree-into-ssa.c: Include params.h.
6718 (old_virtual_ssa_names): Remove. Update all users.
6719 (need_to_replace_names_p): Remove. Update all users.
6720 (struct update_ssa_stats_d): Declare.
6721 (update_ssa_stats): New local.
6722 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
6723 dump_tree_ssa_stats, debug_tree_ssa_stats,
6724 dump_update_ssa, debug_update_ssa,
6725 dump_names_replaced_by, debug_names_replaced_by): Declare.
6726 (get_current_def, set current_def): Make extern.
6727 (is_old_name, is_new_name): Protect against references
6728 past the end of the sets.
6729 (add_new_name_mapping): Assert that OLD and NEW are
6730 different SSA names for the same symbol.
6731 When adding a virtual mapping, update stats for virtual
6733 (insert_phi_nodes_for): If UPDATE_P is true, create the
6734 LHS of the new PHI by duplicating SSA name VAR.
6735 (insert_phi_nodes_1): Remove. Update all users.
6736 (insert_phi_nodes): Remove second argument. Update all
6738 (maybe_replace_use, maybe_replace_def): New.
6739 (rewrite_update_stmt): Call them.
6740 (mark_def_interesting): Remove calls to is_gimple_reg.
6741 (prepare_phi_args_for_update): Remove. Update all users.
6742 (prepare_block_for_update): Only process virtual operands
6743 and GIMPLE registers in normal form.
6744 (prepare_use_sites_for): New.
6745 (prepare_names_to_update): Rename from prepare_def_sites.
6746 Call prepare_use_sites_for.
6747 (dump_update_ssa): Rename from dump_repl_tbl.
6749 Show statistics for virtual mapping heuristic.
6750 (debug_update_ssa): Rename from debug_debug_repl_tbl.
6751 (init_update_ssa): Initialize UPDATE_SSA_STATS.
6752 (delete_update_ssa): Make extern.
6753 (mark_set_for_renaming): If the set is empty, do nothing.
6754 (release_ssa_name_after_update_ssa): Update comment.
6755 (insert_updated_phi_nodes_for): Do not remove existing
6756 PHI nodes for symbols.
6757 (switch_virtuals_to_full_rewrite_p): New.
6758 (switch_virtuals_to_full_rewrite): New.
6759 (update_ssa): Call them.
6760 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
6761 for every statement before updating.
6762 If all the names in NEW_SSA_NAMES have been marked for
6763 removal, do nothing.
6764 Only start at the top of the CFG if there are symbols in
6766 (ssa_rewrite_finalize_block): Remove.
6767 (ssa_register_new_def): Remove.
6768 (ssa_rewrite_stmt): Remove.
6769 (ssa_rewrite_phi_arguments): Remove.
6770 (ssa_rewrite_initialize_block): Remove.
6771 (ssa_mark_def_sites): Remove.
6772 (ssa_mark_def_sites_initialize_block): Remove.
6773 (ssa_mark_phi_uses): Remove.
6774 (rewrite_ssa_into_ssa): Remove.
6775 * tree-phinodes.c (find_phi_node_for): Remove.
6776 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6778 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
6779 Remove calls to verify_dominators and
6780 verify_loop_structure.
6781 (tree_unswitch_single_loop): Call update_ssa.
6782 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
6785 (delete_tree_ssa): Assert that need_ssa_update_p returns
6787 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
6788 * tree-vectorizer.c (allocate_new_names, rename_def_op,
6789 free_new_names): Remove. Update all users.
6790 (rename_use_op): Call get_current_def.
6791 (rename_variables_in_bb): Do not handle any real or
6793 (slpeel_update_phis_for_duplicate_loop): Call
6794 get_current_def and set_current_def instead of using
6796 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
6797 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
6798 ssa_names_to_replace and delete_update_ssa.
6799 * doc/invoke.texi: Document --param min-virtual-mappings
6800 and --param virtual-mappings-ratio.
6802 2005-04-22 Diego Novillo <dnovillo@redhat.com>
6804 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
6805 for newly created PHI nodes.
6806 Call create_new_def_for for every new V_MAY_DEF and
6807 V_MUST_DEF on the copied statement.
6808 (struct ssa_name_map_entry): Remove.
6809 (ssa_name_map_entry_hash): Remove.
6810 (ssa_name_map_entry_eq): Remove.
6811 (allocate_ssa_names): Remove.
6812 (rewrite_to_new_ssa_names_def): Remove.
6813 (rewrite_to_new_ssa_names_use): Remove.
6814 (rewrite_to_new_ssa_names_bb): Remove.
6815 (rewrite_to_new_ssa_names): Remove.
6816 (tree_duplicate_sese_region): Remove variables ver,
6817 definitions, phi, ssa_name_map and bi.
6818 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
6820 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6821 update_ssa instead of rewrite_ssa_into_ssa.
6822 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
6824 (find_uses_to_rename_use): Add argument 'need_phis'.
6825 (find_uses_to_rename_stmt): Do not scan virtual operands.
6826 (find_uses_to_rename): Only scan PHI nodes for
6828 (rewrite_into_loop_closed_ssa): Call update_ssa.
6829 (check_loop_closed_ssa_use): Ignore virtual operands.
6830 (check_loop_closed_ssa_stmt): Likewise.
6831 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
6833 (rename_variables, set_phi_def_stmts): Remove.
6834 (tree_duplicate_loop_to_header_edge): Reformat comment.
6835 Remove variables BB, I and DEFINITIONS.
6836 Call need_ssa_update_p.
6838 (lv_adjust_loop_header_phi): Reformat comment.
6839 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
6840 (marked_for_rewrite_p, any_marked_for_rewrite_p,
6841 mark_for_rewrite, unmark_all_for_rewrite,
6842 marked_ssa_names): Remove. Update all users.
6843 (release_ssa_name): If VAR has been registered for SSA
6844 updating, do nothing.
6845 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
6846 (build_assert_expr_for): Call register_new_name_mapping.
6847 (insert_range_assertions): Update call to update_ssa.
6848 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
6849 marked_for_rewrite_p, any_marked_for_rewrite_p,
6850 marked_ssa_names): Remove.
6852 2005-04-22 Jeff Law <law@redhat.com>
6854 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
6855 (restore_currdefs_to_original_value): Likewise.
6856 (register_definitions_for_stmt): Likewise.
6857 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
6858 for each variable. Do not allocate/free block_defs_stack either.
6859 Do not iterate if we just thread jumps. Only iterate if the
6860 tree_cleanup_cfg does useful work (temporary).
6861 (dom_opt_initialize_block): No longer push a marker on
6863 (dom_opt_finalize_block): Removal call to restore currdefs.
6864 Relax restrictions for recording edge equivalences.
6865 (record_equivalences_from_phis): No longer need to track
6867 (optimize_stmt): Similarly.
6868 (thread_across_edge): Simplify by removing the requirement that
6869 statements in the block we are threading through must be nops.
6870 (initialize_hash_element): Handle GOTO_EXPR.
6872 2005-04-22 David S. Miller <davem@davemloft.net>
6874 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
6876 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
6877 fix check on CONST_DOUBLE mode. It should be VOIDmode
6878 when it is representing an integer.
6880 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6882 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
6883 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
6884 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
6885 find_char_info_specifier_index,
6886 find_length_info_modifier_index): Likewise.
6887 * c-typeck.c (composite_type, pop_init_level): Likewise.
6888 * combine.c (cant_combine_insn_p, try_combine): Likewise.
6889 * cse.c (cse_insn): Likewise
6890 * dominance.c (calc_dfs_tree): Likewise
6891 dwarf2out.c (loc_descriptor_from_tree_1,
6892 add_abstract_origin_attribute, force_decl_die,
6893 force_type_die): Likewise
6894 emit-rtl.c (operand_subword_force): Likewise
6895 explow.c (hard_function_value): Likewise
6896 expmed.c (store_bit_field, expand_divmod,
6897 emit_store_flag_force): Likewise
6898 expr.c (emit_move_multi_word, store_expr,
6899 expand_expr_real_1): Likewise
6900 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
6901 output_operand): Likewise
6902 flow.c (recompute_reg_usage): Likewise
6903 * function.c (assign_stack_temp_for_type, assign_temp,
6904 handle_epilogue_set): Likewise
6905 * genextract.c (main): Likewise
6906 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
6907 gimplify_modify_expr_rhs, gimplify_expr): Likewise
6908 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
6909 ready_remove, rm_line_notes, rm_other_notes,
6910 schedule_block): Likewise
6911 mips-tfile.c (copy_object, out_of_bounds): Likewise
6913 2005-04-22 David Edelsohn <edelsohn@gnu.org>
6916 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
6917 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
6918 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
6919 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
6921 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
6923 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6925 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
6926 (gcc_tree_to_linear_expression): Convert to heap allocated
6928 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
6929 lbv_to_gcc_expression, lle_to_gcc_expression,
6930 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
6931 perfect_nestify): Likewise.
6932 lambda.h (gcc_loopnest_to_lambda_loopnest,
6933 lambda_loopnest_to_gcc_loopnest): Likewise.
6934 tree-loop-linear.c (linear_transform_loops): Likewise.
6936 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
6938 * config/sparc/predicates.md (arith_double_operand): Use
6939 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
6940 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
6941 (DImode, DFmode constant splitters): Likewise. Remove code for
6942 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
6943 (logical constant splitters): Use const_int_operand predicate.
6944 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
6945 HOST_BITS_PER_WIDE_INT < 64.
6947 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6949 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
6950 gcc_unreachable as appropriate.
6951 (force_mode, emit_move_sequence, singlemove_string,
6952 output_move_double, output_fp_move_double, find_addr_reg,
6953 output_block_move, output_block_clear, output_and,
6954 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
6955 pa_adjust_cost, pa_issue_rate, print_operand,
6956 output_global_address, output_arg_descriptor, output_cbranch,
6957 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
6958 output_call): Likewise.
6959 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
6960 prefetch, prefetch_cc, prefetch_nocc): Likewise.
6962 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
6964 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
6965 _gcov_pow2_profiler and _gcov_one_value_profiler.
6966 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
6967 (GTFILES): Add $(srcdir)/tree-profile.c.
6968 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
6969 __gcov_one_value_profiler): Declare.
6970 * gimplify.c (force_gimple_operand): Check whether the statements
6971 should be produced in ssa form.
6972 (force_gimple_operand_bsi): New function.
6973 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
6974 __gcov_one_value_profiler): New functions.
6975 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
6976 the profiled value is a power of two or not.
6977 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
6978 * tree-flow.h (in_ssa_p): Declare.
6979 (force_gimple_operand_bsi): Declare.
6980 * tree-into-ssa.c (in_ssa_p): New variable.
6981 (rewrite_into_ssa): Set in_ssa_p.
6982 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
6983 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
6984 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
6985 tree_one_value_profiler_fn): New variables.
6986 (tree_init_edge_profiler): Initialize the profiler function decls.
6987 (tree_gen_edge_profiler): Use global gcov_type_node.
6988 (prepare_instrumented_value): New function.
6989 (tree_gen_interval_profiler, tree_gen_interval_profiler,
6990 tree_gen_one_value_profiler): Call the library functions instead of
6991 creating instrumentation code.
6992 * tree.c (build_fn_decl): New function.
6993 * tree.h (build_fn_decl): Declare.
6994 * value-prof.c (rtl_divmod_values_to_profile,
6995 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
6996 tree_mod_pow2_value_transform, tree_find_values_to_profile):
6997 Do not handle may_be_other and precise values of exponents at pow2
6999 (tree_mod_subtract_transform): Reflect that value field of
7000 histogram has changed meaning.
7001 (tree_divmod_values_to_profile): Record the values correctly.
7002 (tree_values_to_profile): Update comment.
7003 * value-prof.h (struct histogram_value_t): Remove pow2 data.
7005 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
7007 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
7010 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7012 * config/i386/i386.md (length_immediate): Use gcc_assert or
7013 gcc_unreachable, as appropriate.
7014 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
7015 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
7016 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
7017 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
7018 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7019 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
7020 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
7021 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
7022 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
7023 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
7024 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
7025 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7026 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
7027 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
7028 *prefetch_sse_rex): Likewise.
7029 * config/i386/predicates.md (x86_64_immediate_operand,
7030 x86_64_zext_immediate_operand, symbolic_operand,
7031 no_seg_address_operand, aligned_operand,
7032 memory_displacement_operand): Likewise.
7033 * config/i386/sse.md (*mov<mode>_internal,
7034 *movv2df_internal): Likewise.
7036 2005-04-22 Jan Hubicka <jh@suse.cz>
7038 * Makefile.in (ipa.o, ipa-inline.o): New files.
7039 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
7040 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
7041 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
7042 * cgraphunit.c (cgraph_default_inline_p,
7043 cgraph_decide_inlining_incrementally, ncalls_inlined,
7044 nfunctions_inlined, initial_insns, overall_insns,
7045 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
7046 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
7047 cgraph_mark_inline, cgraph_check_inline_limits,
7048 cgraph_default_inline_p, cgraph_recursive_inlining_p,
7049 update_callee_keys, lookup_recursive_calls,
7050 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
7051 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
7052 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
7053 pass_ipa_inline): Move to ipa-inline.c
7054 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
7056 * ipa-inline.c: New file.
7058 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7060 * doc/invoke.texi (SPARC options): Document that -mapp-regs
7061 is turned off by default on Solaris.
7063 2005-04-21 Roger Sayle <roger@eyesopen.com>
7065 * c-common.h (objc_build_method_signature): Update prototype.
7066 * stub-objc.c (objc_build_method_signature): Update the stub
7067 implementation to accept and ignore additional parameter.
7068 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
7069 the value of ellipsis to objc_build_method_signature instead
7070 of setting TREE_OVERFLOW on the parms TREE_LIST node.
7072 2005-04-21 Geoffrey Keating <geoffk@apple.com>
7074 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
7075 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
7076 gen_rtx_* not gen_rtx_fmt_*.
7077 (rs6000_emit_vector_select): Likewise.
7078 (rs6000_emit_sync): New.
7079 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
7080 (larx, stcx, cmp): New mode substitutions.
7081 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
7082 UNSPEC_ISYNC): New constants.
7083 (rlwinm): Give name.
7084 (memory_barrier, isync, lwsync): New insns.
7085 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
7086 (sync_lock_release<mode>): New expander.
7087 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
7088 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
7089 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
7090 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
7091 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
7092 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
7093 (sync_add<mode>_internal, sync_addshort_internal,
7094 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
7095 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
7096 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
7098 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
7099 is the memory before, not after, the operation. Clarify
7100 barrier requirements.
7102 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7104 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
7105 * lambda.h (lambda_vector_min_nz): Likewise.
7106 * langhooks.h (struct lang_hooks_for_types,
7107 struct lang_hooks): Likewise.
7108 * output.h (assemble_integer, this_is_asm_operands): Likewise.
7111 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
7113 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
7114 comments to avoid 'abort'. Use gcc_assert as necessary.
7115 * opts.c (common_handle_option): Likewise.
7116 * pretty-print.c (pp_base_format_text): Likewise.
7117 * print-rtl.c (print_rtx): Likewise.
7118 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
7119 * regmove.c (try_auto_increment): Likewise.
7120 * reload.c (find_valid_class, find_reloads_toplev,
7121 find_equiv_reg): Likewise.
7122 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
7123 merge_assigned_reloads): Likewise.
7124 * tree-inline.c (inline_forbidden_p_1,
7125 estimate_num_insns_1): Likewise.
7126 * tree-optimize.c (execute_todo): Likewise.
7127 * tree-outof-ssa.c (eliminate_phi): Likewise.
7128 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
7129 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
7130 * tree-ssa-operands.c (parse_ssa_operands,
7131 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
7132 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
7133 * tree-ssanames.c (release_ssa_name): Likewise.
7134 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
7135 walk_tree): Likewise.
7137 * tree-ssa-operands.c (verify_abort): Fold into ..
7138 (verify_imm_links): ... here.
7140 2005-04-21 Richard Henderson <rth@redhat.com>
7142 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
7143 on non-memory operand for previous inversion.
7145 2005-04-21 Devang Patel <dpatel@apple.com>
7147 PR optimization/20994
7148 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
7149 x = !(a == b) : p , q;.
7150 (pass_if_conversion): Verify stmts and flow.
7152 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7154 * optabs.c (gen_conditional_trap): Restore #define.
7156 * alias.c (true_dependence): Remove 'abort' from comments. Use
7157 gcc_assert and gcc_unreachable as appropriate.
7158 (canon_true_dependence): Likewise.
7159 * bb-reorder.c (connect_traces): Likewise.
7160 * c-common.c (c_add_case_label): Likewise.
7161 * c-decl.c (finish_function): Likewise.
7162 * caller-save.c (insert_restore, insert_save): Likewise.
7163 * cfg.c (update_bb_profile_for_threading): Likewise.
7164 * cfganal.c (flow_active_insn_p): Likewise.
7165 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7166 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
7167 cfg_layout_merge_blocks): Likewise.
7168 * ifcvt.c (cond_exec_process_insns, merge_if_block,
7169 find_if_block): Likewise.
7170 * integrate.c (allocate_initial_values): Likewise.
7171 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
7172 swap_condition, unsigned_condition, signed_condition,
7173 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
7174 reg_or_subregno): Likewise.
7175 * lambda-code.c (lambda_compute_auxillary_space,
7176 lambda_transform_legal_p): Likewise.
7177 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
7178 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
7179 lhd_incomplete_type_error, lhd_expand_expr,
7180 lhd_types_compatible_p, lhd_tree_size): Likewise.
7181 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
7182 * local-alloc.c (update_equiv_regs): Likewise.
7183 * loop-unroll.c (peel_loop_completely
7184 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
7185 peel_loop_simple, unroll_loop_stupid,
7186 analyze_iv_to_split_insn): Likewise.
7187 * loop.c (gen_prefetch, find_and_verify_loops,
7188 basic_induction_var): Likewise.
7189 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
7190 * value-prof.c (tree_find_values_to_profile): Likewise.
7191 * varasm.c (named_section, default_assemble_integer,
7192 decode_addr_const): Likewise.
7194 2005-04-21 Alan Modra <amodra@bigpond.net.au>
7195 Fariborz Jahanian <fjahanian@apple.com>
7197 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
7198 portion of argument passed in fpr.
7199 * expr.c (emit_push_insn): Fix computation of 'offset' used to
7200 decide on partial argument save on stack.
7202 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
7204 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
7207 2005-04-21 Jan Hubicka <jh@suse.cz>
7209 * cgraphunit.c: Include tree-pass.h
7210 (cgraph_decide_recursive_inlining,
7211 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
7212 cgraph_decide_inlining): Dump goes to dump_file.
7213 (cgraph_optimize): Call ipa passes instead of inliner.
7214 (cgraph_gate_inlining, pass_ipa_inline): New.
7215 * tree-optimize.c (all_ipa_passes): New static variable.
7216 (register_one_dump_file): Dead with IPA passes.
7217 (register_dump_files): Likewise.
7218 (init_tree_optimization_passes): Initialize IPA passes.
7219 (execute_todo): Do cgraph dump when asked to, do not dump function body
7221 * tree-pass.h (TODO_dump_cgraph): New macro.
7222 (ipa_passes): Declare.
7223 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
7225 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7227 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
7228 gcc_assert instead of abort.
7229 (classify_argument, examine_argument, construct_container,
7230 contains_128bit_aligned_vector_p, ix86_check_movabs,
7231 standard_80387_constant_opcode, standard_80387_constant_rtx,
7232 ix86_initial_elimination_offset, ix86_compute_frame_layout,
7233 pro_epilogue_adjust_stack, ix86_expand_epilogue,
7234 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
7235 legitimize_tls_address, output_pic_addr_const,
7236 i386_output_dwarf_dtprel, put_condition_code, print_reg,
7237 get_some_local_dynamic_name, print_operand, print_operand_address,
7238 output_387_binary_op, emit_i387_cw_initialization,
7239 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
7240 ix86_expand_clear, ix86_expand_binary_operator,
7241 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
7242 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
7243 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
7244 ix86_expand_branch, ix86_expand_setcc,
7245 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
7246 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
7247 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
7248 memory_address_length, ix86_attr_length_immediate_default,
7249 ix86_attr_length_address_default, ix86_agi_dependant,
7250 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
7251 ix86_expand_binop_builtin, ix86_force_to_memory,
7252 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
7253 x86_emit_floatuns): Likewise.
7254 * config/i386/netware.c (gen_regparm_prefix,
7255 i386_nlm_strip_name_encoding): Likewise.
7256 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
7258 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7260 * optabs.c (gen_condiational_trap): Remove #define.
7261 (add_equal_note): Assertify. Remove explicit indirection from
7262 call via function pointer.
7263 (expand_ternary_op, expand_simple_binop, expand_binop,
7264 expand_twoval_unop, expand_twoval_binop,
7265 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
7266 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
7267 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
7268 prepare_float_lib_cmp, emit_conditional_move,
7269 emit_conditional_add, gen_add2_insn, gen_add3_insn,
7270 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
7271 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
7272 vector_compare_rtx, expand_vec_cond_expr): Likewise.
7274 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7276 * vec.h: Update API to separate allocation mechanism from type.
7277 (VEC_safe_grow): New.
7278 * vec.c (calculate_allocation): New.
7279 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
7280 (vec_gc_free, vec_heap_free): Remove.
7281 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
7283 (mangle_macro_name): New.
7284 (struct macro_def): New.
7285 (struct macro): Add multiple argument values.
7286 (macro_expans_end): New.
7287 (push_macro_expansion): Chain on new macro. Process multiple
7288 args, create follow on expansion. Return follow on argument.
7289 (macro_input): Deal with multiple arguments.
7291 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
7292 (struct tree_binfo): Adjust.
7293 * basic-block.h: Define VEC(edge,gc).
7294 (struct edge_def): Adjust.
7295 (struct basic_block_def, struct edge_iterator): Likewise.
7296 (ei_container, ei_start_1, ei_last_1): Likewise.
7297 * cfg.c (connect_src, connect_dest): Likewise.
7298 * cfgrtl.c (force_nonfallthru_and_redirect)
7299 * dbxout.c (dbxout_type)
7300 * dwarf2out.c (gen_member_die)
7301 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
7302 (gcc_tree_to_linear_expression): Adjust.
7303 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7304 lbv_to_gcc_expression, lle_to_gcc_expression,
7305 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
7306 perfect_nestify): Likewise.
7307 * lambda.h (gcc_loopnest_to_lambda_loopnest,
7308 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
7309 * profile.c (instrument_values): Adjust.
7310 * tree-cfg.c (modified_noreturn_calls): Adjust.
7311 (remove_fallthru_edge): Likewise.
7312 * tree-dump.c (dequeue_and_dump): Adjust.
7313 * tree-flow-inline.h (mark_stmt_modified): Adjust.
7314 * tree-flow.h (modified_noreturn_calls): Adjust.
7315 (tree_on_heap): Remove. (yay!)
7316 (register_new_def): Adjust.
7317 * tree-into-ssa.c: Define VEC(int,heap).
7318 (block_defs_stack): Adjust.
7319 (find_idf, insert_phi_nodes, register_new_def,
7320 rewrite_initialize_block, rewrite_finalize_block,
7321 register_new_update_single, rewrite_update_init_block,
7322 rewrite_update_fini_block, rewrite_blocks,
7323 ssa_rewrite_finalize_block, ssa_register_new_def,
7324 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
7325 * tree-loop-linear.c (linear_transform_loops): Adjust.
7326 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
7327 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
7328 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
7329 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
7330 vrp_variables_stack): Adjust declarations.
7331 (tree_ssa_dominator_optimize): Adjust.
7332 (dom_opt_initialize_block, remove_local_expressions_from_table,
7333 restore_nonzero_vars_to_original_value,
7334 restore_vars_to_original_value,
7335 restore_currdefs_to_original_value, dom_opt_finalize_block,
7336 record_var_is_nonzero, record_cond, record_const_or_copy_1,
7337 optimize_stmt, update_rhs_and_lookup_avail_expr,
7338 lookup_avail_expr, record_range): Likewise.
7339 * tree-ssa-pre.c: Define VEC(basic_block,heap).
7340 (compute_antic_aux): Adjust.
7341 (inserted_exprs, create_expression_by_pieces,
7342 insert_into_preds_of_block, eliminate, mark_operand_necessary,
7343 remove_dead_inserted_code, fini_pre): Likewise.
7344 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
7345 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
7346 ssa_prop_init): Likewise.
7347 * tree-ssa.c: Define VEC(bitmap,heap).
7348 (verify_name_tags): Adjust.
7349 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
7350 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
7351 tree_divmod_values_to_profile, tree_find_values_to_profile,
7352 value_profile_transformations): Likewise.
7353 * value-prof.h: Define VEC(histogram_value,heap).
7354 * varasm.c: Remove alias_pair pointer typedef, define
7356 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
7358 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
7359 not a pointer to it. Create an object vector.
7360 (extern_symbols): Turn into an object vector.
7361 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
7363 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
7366 * Makefile.in (tree-chrec.o): Depend on params.h.
7367 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
7369 * tree-chrec.c: Depend on params.h. Replace build with buildN,
7370 and fold build with fold_buildN.
7371 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
7372 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
7373 (tree_contains_chrecs): Compute an estimation of the size of the
7375 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
7376 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
7377 * tree-scalar-evolution.c (simple_iv): Ditto.
7378 * doc/invoke.texi (scev-max-expr-size): Documented.
7380 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
7382 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
7383 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
7384 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
7385 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
7386 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
7387 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
7388 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
7389 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
7390 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
7391 (darwin_fix_and_continue_switch): Delete.
7392 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
7393 (SUBTARGET_SWITCHES): Delete.
7394 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
7395 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
7396 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
7397 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
7398 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
7399 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
7400 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
7401 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
7402 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
7403 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
7404 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
7405 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
7406 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
7407 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
7408 (TARGET_64BIT): Undef before redefining.
7409 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
7410 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
7411 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
7412 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
7413 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
7414 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
7415 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
7416 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
7417 (ix86_debug_arg_string, ix86_debug_addr_string)
7418 (ix86_align_loops_string, ix86_align_jumps_string)
7419 (ix86_align_funcs_string): Delete.
7420 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
7421 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
7422 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
7423 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
7424 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
7425 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
7426 (SUBTARGET_SWITCHES): Delete.
7427 * config/i386/i386.c (ix86_debug_arg_string): Delete.
7428 (ix86_debug_addr_string): Delete.
7429 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
7430 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
7431 (ix86_align_loops_string, ix86_align_jumps_string)
7432 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
7433 (ix86_align_funcs_string): Make static.
7434 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7435 (ix86_handle_option): New function.
7436 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
7437 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
7438 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
7439 of darwin_fix_and_continue_switch.
7440 (darwin_one_byte_bool): Delete.
7441 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
7442 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
7443 to darwin_one_byte_bool.
7444 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
7445 * config/i386/djgpp.opt, config/i386/i386.opt,
7446 * config/i386/sco5.opt: New files.
7448 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7450 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
7451 fp_zero_operand, fp_register_operand, intreg_operand,
7452 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
7453 call_operand, call_operand_address, tgd_symbolic_operand,
7454 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
7455 symbolic_operand, symbolic_memory_operand, label_ref_operand,
7456 sp64_medium_pic_operand, data_segment_operand,
7457 text_segment_operand, splittable_symbolic_memory_operand,
7458 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
7459 eq_or_neq, normal_comp_operator, noov_compare_op,
7460 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
7461 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
7462 const64_operand, const64_high_operand, arith11_operand,
7463 arith10_operand, arith_double_operand, arith_double_4096_operand,
7464 arith_double_add_operand, arith11_double_operand,
7465 arith10_double_operand, small_int, small_int_or_double,
7466 uns_small_int, uns_arith_operand, clobbered_register,
7467 input_operand, compare_operand): Delete.
7468 (sparc_emit_set_const32): Use predicates in assertion. Remove special
7469 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
7470 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
7471 (GEN_HIGHINT64, GEN_INT64): Delete.
7472 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
7473 gen_safe_XOR64): Adjust for above deletion.
7474 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
7475 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
7476 (legitimate_constant_p): Use const_zero_operand instead.
7477 (sparc_extra_constraint_check): Likewise.
7478 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
7479 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
7480 (PREDICATE_CODES): Delete.
7481 * config/sparc/sparc.md: Include predicates.md.
7482 (All patterns): Adjust for new predicate names.
7483 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
7484 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
7485 (movdi): Use general_operand predicate.
7486 (movdi_sp64_dbl): Delete.
7487 (movdi_const64_special): Add 'N' constraint.
7488 (movdicc): Use arith10_operand predicate.
7489 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
7490 (movdi_cc_reg_sp64): Use arith10_operand predicate.
7491 (movdi_cc_reg_sp64_trunc): Delete.
7492 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
7493 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
7494 (subdi3_sp32): Delete.
7495 (subdi3_insn_sp32): Change to define_insn_and_split.
7496 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
7497 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
7498 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
7499 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
7500 small_int_operand predicate.
7501 (divdi3, udivdi3): Use arith_operand predicate.
7502 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
7503 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
7504 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
7505 (xordi3_sp64_dbl): Delete.
7506 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
7507 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
7508 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
7509 cmp_ccx_set_not): Use arith_operand predicate.
7510 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
7511 * config/sparc/predicates.md: New file.
7513 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
7515 PR tree-optimization/14846
7516 * fold-const.c (fold_single_bit_test_into_sign_test): New,
7518 (fold_single_bit_test): ... here.
7519 (fold_binary): Call fold_single_bit_test_into_sign_test
7520 instead of fold_single_bit_test.
7522 2005-04-20 James E Wilson <wilson@specifixinc.com>
7525 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
7526 is another declaration.
7528 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
7530 * config/cris/predicates.md: New file.
7531 * config/cris/cris-protos.h (cris_store_multiple_op_p)
7532 (cris_movem_load_rest_p): Declare.
7533 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
7534 (cris_movem_load_rest_p): Ditto. Globalize.
7535 (cris_bdap_operand, cris_bdap_biap_operand,
7536 cris_orthogonal_operator, cris_commutative_orth_op,
7537 cris_operand_extend_operator,
7538 cris_additive_operand_extend_operator, cris_extend_operator,
7539 cris_plus_or_bound_operator, cris_mem_op,
7540 cris_general_operand_or_symbol,
7541 cris_general_operand_or_gotless_symbol,
7542 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
7543 cris_load_multiple_op): Remove predicate functions.
7544 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
7545 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
7546 * config/cris/cris.h (PREDICATE_CODES): Don't define.
7547 * config/cris/cris.md: Include predicates.md.
7548 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
7550 2005-04-20 Ian Lance Taylor <ian@airs.com>
7552 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
7553 * c-common.h (STMT_EXPR_STMT): Don't define.
7554 (STMT_EXPR_NO_SCOPE): Don't define.
7555 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
7556 * c-pretty-print.c (pp_c_primary_expression): Likewise.
7557 (pp_c_expression): Likewise.
7559 2005-04-20 Richard Henderson <rth@redhat.com>
7562 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
7564 2005-04-20 Jeff Law <law@redhat.com>
7566 * reload1.c (reload): Ignore equivalences between pseudos and
7569 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
7572 * c-tree.h (struct c_label_list): Update comment.
7573 (struct c_label_context): Rename to struct c_label_context_se.
7574 (label_context_stack): Rename to label_context_stack_se.
7575 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
7576 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
7577 c_end_vm_scope): New.
7578 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
7579 * c-decl.c (pop_scope): Call c_end_vm_scope.
7580 (pushdecl): Call c_begin_vm_scope for variably modified
7582 (define_label): Check for jumping into scope of identifier with
7583 variably modified type. Push label on stack for those defined at
7584 current context of identifiers with variably modified type.
7585 (start_function): Create stack level for context of identifiers
7586 with variably modified type.
7587 (finish_function): Pop stack level for context of identifiers with
7588 variably modified type.
7589 * c-typeck.c (label_context_stack): Rename to
7590 label_context_stack_se.
7591 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
7592 (c_finish_goto_label): Check for jumping into scope of identifier
7593 with variably modified type. Push label on stack for those jumped
7594 to from current context of identifiers with variably modified
7596 (struct c_switch): Add blocked_vm.
7597 (c_start_case): Initialize blocked_vm.
7598 (do_case): Check blocked_vm.
7599 (c_finish_case): Add comment.
7600 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
7601 variable label_context_stack.
7603 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7605 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
7606 conditional_replacement, value_replacement, abs_replacement,
7608 (replace_phi_edge_with_variable): Remove argument BB.
7609 (conditional_replacement, value_replacement,
7610 minmax_replacement, abs_replacement): Remove argument PHI_BB.
7611 Update a call to replace_phi_edge_with_variable.
7613 * tree-ssa-phiopt.c: Fix comments.
7615 2005-04-20 Michael Matz <matz@suse.de>
7618 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
7621 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7623 * tree-ssa-phiopt.c: Fix comment typos.
7625 PR tree-optimization/21116
7626 * tree-ssa-phiopt.c: Fix a typo.
7628 2005-04-19 Richard Henderson <rth@redhat.com>
7630 * builtins.c (expand_builtin_sync_operation): Revert last change.
7631 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
7633 (expand_compare_and_swap_loop): Likewise.
7634 (expand_sync_operation): Remove fallback from NAND to AND; invert
7635 memory operand when expanding from cmpxchg.
7636 (expand_sync_fetch_operation): Likewise.
7637 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
7640 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
7641 when implementing NAND. Fix double-add for AFTER.
7642 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
7643 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7644 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
7646 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
7649 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
7650 to return old memory value.
7651 (sync_compare_and_swap_cc<IMODE>): Likewise.
7653 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
7654 return pre-reload. Don't consider output or anti dependencies.
7655 * config/ia64/sync.md (IMODE): New.
7656 (modesuffix): Add QI and HI.
7657 (memory_barrier): Simplify expansion.
7658 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
7659 (cmpxchg_acq_<IMODE>): Likewise.
7660 (sync_lock_test_and_set<IMODE>): Likewise.
7661 (sync_lock_release<IMODE>): Likewise.
7663 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
7665 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
7668 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
7670 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
7672 2005-04-20 Michael Pogue <michael.pogue@sun.com>
7673 Joseph S. Myers <joseph@codesourcery.com>
7675 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
7676 * c-typeck.c (build_c_cast): Check these options.
7677 * doc/invoke.texi: Document these options.
7679 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7681 * tree-ssa-phiopt.c: Update a comment about the pass.
7683 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
7685 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
7686 config/mcore/mcore.c: Fix comment typos.
7688 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
7690 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
7691 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
7693 2005-04-19 Paul Brook <paul@codesourcery.com>
7695 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
7697 2005-04-19 Andrew Haley <aph@redhat.com>
7700 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
7701 looking at a field's bitpos.
7703 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7705 * system.h (fopen, fdopen, freopen): Define these to the unlocked
7706 libiberty functions.
7708 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
7710 PR tree-optimization/21096
7711 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
7713 2005-04-19 Alan Modra <amodra@bigpond.net.au>
7716 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
7717 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
7719 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
7721 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
7722 refers to the function being dumped.
7724 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
7726 * varasm.c (assemble_start_function): Remove reset of in_section.
7728 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7730 PR tree-optimization/21085
7731 * fold-const (fold_binary): Don't change X % -C to X % C if C has
7734 2005-04-19 Ben Elliston <bje@au.ibm.com>
7736 * doc/invoke.texi (Optimize Options): Refer to the correct
7737 optimisation flag -ftree-dominator-opts, not -ftree-dom.
7739 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
7741 * config/rs6000/rs6000.c (machopic_output_stub): Increase
7742 alloca argument to be big enough.
7744 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
7747 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
7750 2005-04-18 Tom Tromey <tromey@redhat.com>
7752 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
7755 2005-04-18 Richard Henderson <rth@redhat.com>
7757 * config/alpha/alpha.c (alpha_split_atomic_op): New.
7758 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
7759 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
7760 * config/alpha/alpha-protos.h: Update.
7761 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
7762 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
7763 (attr type): Add ld_l, st_c, mb.
7764 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
7765 iornotsi3, xorsi_internal, xornotsi3): New.
7766 * config/alpha/ev4.md (ev4_ld): Add ld_l.
7767 (ev4_ist_c, ev4_mb): New.
7768 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
7770 * config/alpha/ev6.md (ev6_ild): Add ld_l.
7771 (ev6_ist): Add st_c.
7773 * config/alpha/sync.md: New file.
7775 2005-04-18 Richard Henderson <rth@redhat.com>
7777 * builtins.c (expand_builtin_sync_operation): Fold nand to and
7780 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
7782 2005-04-18 Devang Patel <dpatel@apple.com>
7784 * config/rs6000/atlivec.md (mulv4si3): New pattern.
7786 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7788 PR tree-optimization/20922
7789 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
7790 Fold X + c >= X and fold X - c <= X to true.
7792 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7794 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
7796 (emergency_labeled_state_free): Likewise.
7798 2005-04-18 Nick Clifton <nickc@redhat.com>
7800 * config/h8300/h8300.md (jump): Remove prescan parameter from
7801 calls to final_scan_insn.
7803 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
7804 parameter from calls to final_scan_insn.
7806 * config.gcc (m68hc12): Use the m68hc11.opt file for target
7808 (v850e, v850e1): Use the v850.opt file for target specific
7811 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
7813 PR tree-optimization/21001
7814 * tree-optimize.c (init_tree_optimization_passes): Move the
7815 first pass_forwprop immediately before pass_vrp.
7817 2005-04-17 Ian Lance Taylor <ian@airs.com>
7819 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
7820 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
7821 from enum tree_code op to bool is_sizeof.
7822 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
7823 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
7824 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
7826 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
7828 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
7831 2005-04-17 Ian Lance Taylor <ian@airs.com>
7833 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
7835 2005-04-17 Richard Henderson <rth@redhat.com>
7837 * config/alpha/alpha.c (va_list_skip_additions): Only define if
7839 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
7840 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
7841 of indirection through ssa names while looking for the gpr counter
7843 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
7844 saved va_list_gpr_size and va_list_fpr_size.
7846 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7848 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
7849 both pointers or both integers.
7851 * tree-vrp.c (maybe_add_assert_expr): Don't assert
7852 ASSERT_EXPRs for single-use variable.
7854 * tree-into-ssa.c: Fix a comment typo.
7856 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
7858 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
7859 -mipsN before forcing a default of -mips2.
7861 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7863 * predict.h (IS_TAKEN): Remove.
7864 * rtl.h (NOTE_PREDICTION): Likewise.
7866 * modulo-sched.c (CFG_HOOKS): Remove.
7868 * c-parser.c (N_C_TTYPES): Remove.
7870 * tree-flow-inline.h (get_stmt_operands): Remove.
7871 * lambda-code.c, tree-ssa-loop-unswitch.c,
7872 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
7873 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
7874 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
7875 calls to get_stmt_operands.
7876 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
7878 2005-04-17 Richard Henderson <rth@redhat.com>
7881 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
7882 of CUMULATIVE_ARGS past the last named argument.
7883 (alpha_va_start): Expect pretend_args_size only if strictly less than
7886 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7889 * builtins.c (expand_builtin_strcat): Convert the result of
7890 strlen to the right type.
7891 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
7892 avoid creating type mismatches.
7893 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
7896 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
7898 2005-04-16 Richard Henderson <rth@redhat.com>
7901 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
7902 Use the mode of boolean_type_node when the user doesn't provide one.
7903 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
7905 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
7908 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
7911 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
7914 2005-04-16 Roger Sayle <roger@eyesopen.com>
7915 Steven Bosscher <stevenb@suse.de>
7917 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
7918 (fold_unary_to_constant): Likewise.
7920 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
7922 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
7925 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
7927 * doc/install.texi (Specific): Avoid using asterisks in @anchor
7928 names related to target triplets.
7929 Remove i?86-*-esix from platform directory.
7930 Remove powerpc-*-eabiaix from platform directory.
7932 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
7935 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
7936 falling through from SUBREG case to REG.
7938 2005-04-15 Roger Sayle <roger@eyesopen.com>
7940 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
7941 (fold_binary): Update comment mentioning fold_relational_hi_lo.
7942 (fold_binary_to_constant): Simplify using fold_binary.
7943 (fold_unary_to_constant): Likewise, simplify using fold_unary.
7945 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7947 * gthr-posix.c (pthread_cancel): Define.
7948 (pthread_mutexattr_init): Likewise.
7949 (pthread_mutexattr_settype): Likewise.
7950 (pthread_mutexattr_destroy): Likewise.
7952 2005-04-15 David S. Miller <davem@davemloft.net>
7955 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
7957 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7959 PR tree-optimization/21031
7960 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
7961 (forward_propagate_into_cond_1): Call it. Forward propagate
7962 integer-integer casts into COND_EXPRs.
7964 2005-04-15 Dave Korn <dave.korn@artimi.com>
7966 * gcc.c (default_compilers): Clarify obscure error message when
7967 reading from standard input.
7969 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7971 * basic-block.h (PROP_EQUAL_NOTES): Remove.
7972 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
7974 * tree-ssa-alias.c (init_alias_info): Remove a call to
7977 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
7979 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
7980 of non-virtual PHI nodes like we use to.
7982 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
7984 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
7985 (attr_copy_rtx): Do not use it.
7987 2005-04-15 Andrew Macleod <amacleod@redhat.com>
7989 * doc/tree-ssa.texi: Grammer/abbreviation updates.
7991 2005-04-15 Diego Novillo <dnovillo@redhat.com>
7993 * tree-vect-transform.c (vectorizable_store): Mark necessary
7994 objects in the vectorized store needing renaming. Update the
7995 SSA graph for V_MAY_DEF operands in the original store.
7997 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
7999 * tree-ssa-pre.c (compute_avail): It's okay to have
8000 TREE_INVARIANT's here, and value number the resulting expressions.
8001 (create_expression_by_pieces): Make sure operands that were
8002 min_invariant when we started, stay that way.
8004 2005-04-15 David Edelsohn <edelsohn@gnu.org>
8006 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
8008 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8010 PR tree-optimization/20936.
8011 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
8013 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8015 * doc/invoke.texi: Fix typos.
8016 * doc/md.texi: Likewise.
8017 * doc/rtl.texi: Likewise.
8018 * doc/sourcebuild.texi: Likewise.
8019 * doc/tm.texi: Likewise.
8021 2005-04-15 Uros Bizjak <uros@kss-loka.si>
8023 PR tree-optimization/21004
8024 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
8025 and floorl in c99 mode only.
8026 * builtins.c (expand_builtin_int_roundingfn): Assert that
8027 fallback_fndecl is not NULL_TREE.
8029 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8031 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
8032 * basic-block.h: Update the prototype for
8033 purge_all_dead_edges.
8034 * cfgexpand.c (tree_expand_cfg): Update a call to
8035 purge_all_dead_edges.
8036 * combine.c (combine_instructions): Likewise.
8037 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
8038 rest_of_handle_cse2, rest_of_handle_gcse,
8039 rest_of_handle_postreload): likewise.
8041 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
8044 * gimplify.c (gimplify_addr_expr): Compensate for removal of
8045 e.g. cv-qualification conversions.
8047 2005-04-14 Mike Stump <mrs@apple.com>
8049 * config/darwin-c.c (framework_construct_pathname): We must
8050 find all headers of a framework in the first instance of it
8051 found in the seach path.
8053 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8055 PR tree-optimization/21021
8056 * tree-vrp.c (compare_values): Work around a bug in the front
8057 end that produces a comparison of mismatched types.
8059 2004-04-14 Richard Henderson <rth@redhat.com>
8061 * config/ia64/ia64.h (enum fetchop_code): Remove.
8062 (enum ia64_builtins): Move ...
8063 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
8064 members except BSP and FLUSHRS.
8065 (ia64_init_builtins): Remove __sync builtins.
8066 (ia64_expand_builtin): Likewise.
8067 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
8068 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
8069 (ia64_expand_lock_release): Remove.
8070 * config/ia64/ia64.md (mf): Move to sync.md.
8071 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
8072 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
8073 * config/ia64/sync.md: New file.
8074 (memory_barrier): Rename from mf.
8075 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
8076 (cmpxchg_acq_<I48MODE>): Likewise.
8077 (sync_lock_test_and_set<I48MODE>): Likewise.
8079 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
8080 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
8082 2004-04-14 Richard Henderson <rth@redhat.com>
8084 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
8085 (ix86_compare_emitted): New.
8086 (ix86_expand_compare): Use ix86_compare_emitted if set.
8087 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
8088 and ix86_compare_op0 are set.
8089 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
8090 (TARGET_CMPXCHG, TARGET_XADD): New.
8091 (ix86_compare_emitted): Declare.
8092 * config/i386/i386.md: Include sync.md
8093 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
8094 (UNSPECV_XCHG, UNSPECV_LOCK): New.
8095 * config/i386/sync.md: New file.
8097 2004-04-14 Richard Henderson <rth@redhat.com>
8100 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
8101 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
8102 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
8103 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
8104 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
8105 BT_FN_I8_VPTR_I8_I8): New.
8106 * builtins.def (DEF_SYNC_BUILTIN): New.
8107 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
8108 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
8109 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
8110 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
8111 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
8112 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
8113 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
8114 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
8115 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
8116 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
8117 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
8118 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
8119 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
8120 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
8121 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
8122 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
8123 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
8124 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
8125 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
8126 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
8127 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
8128 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
8129 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
8130 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
8131 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
8132 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
8133 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
8134 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
8135 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
8136 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
8137 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
8138 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
8139 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
8140 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
8141 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
8142 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
8143 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
8144 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
8145 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
8146 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
8147 BUILT_IN_SYNCHRONIZE: New.
8148 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
8149 as a function. Accept __sync_ as a prefix as well.
8150 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
8151 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
8152 expand_builtin_lock_release): New.
8153 (expand_builtin): Call them.
8154 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
8155 neither BOTH_P nor FALLBACK_P are defined.
8156 (builtin_type_for_size): New.
8157 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
8158 (resolve_overloaded_builtin): New.
8159 * c-common.h (resolve_overloaded_builtin): Declare.
8160 (builtin_type_for_size): Declare.
8161 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
8162 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
8163 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
8164 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
8165 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
8166 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
8167 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
8168 sync_compare_and_swap_cc, sync_lock_test_and_set,
8169 sync_lock_release): New.
8170 * optabs.h: Declare them.
8171 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
8172 expand_sync_operation, expand_sync_fetch_operation,
8173 expand_sync_lock_test_and_set): Declare.
8174 * genopinit.c (optabs): Add sync optabs.
8175 * optabs.c (init_optabs): Initialize sync optabs.
8176 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
8177 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
8178 expand_sync_operation, expand_sync_fetch_operation,
8179 expand_sync_lock_test_and_set): New.
8180 * doc/extend.texi (Atomic Builtins): New section
8181 * doc/md.texi (Standard Names): Add sync patterns.
8183 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
8185 * tree-eh.c (lower_try_finally_copy): Generate new code in
8186 response to goto_queue entries as if the queue was sorted by
8187 index, not pointers.
8188 (lower_try_finally_switch): Likewise.
8190 2005-04-14 Richard Henderson <rth@redhat.com>
8192 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
8193 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
8195 (ix86_expand_fp_movcc): Update to match.
8196 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
8197 * config/i386/i386-protos.h: Update.
8198 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
8199 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
8201 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
8203 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
8206 2005-04-14 Julian Brown <julian@codesourcery.com>
8208 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
8209 link failures on ppc64 Linux.
8211 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
8213 * config.gcc: Set cpu_type for s390.
8215 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
8217 Fix PR tree-optimization/20963
8218 * tree-ssa-pre.c (compute_avail): Remove special case for
8220 (create_expression_by_pieces): Add value numbers for forced out
8223 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
8225 * config/cris/cris.md: Replace references to (reg:SI 16) with
8226 (reg:SI CRIS_SRP_REGNUM).
8228 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8230 PR tree-optimization/20657
8231 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
8232 create an appropriate range from it.
8234 2005-04-14 Uros Bizjak <uros@kss-loka.si>
8236 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
8237 <UNSPEC_FIST_CEIL> case.
8239 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
8240 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
8241 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
8242 to implement lfloor and llfloor built-ins as x87 intrinsic function.
8243 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
8244 (lfloor<mode>2): New expanders.
8245 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
8246 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
8247 to implement lceil and llceil built-ins as x87 intrinsic function.
8248 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
8249 (lceil<mode>2): New expanders.
8251 2005-04-14 Uros Bizjak <uros@kss-loka.si>
8253 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
8254 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
8256 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
8259 * config/s390/s390-modes.def: Define TFmode.
8261 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
8263 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
8264 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8265 * config/mips/mips.c (mips16_insn_length): Remove reference to
8266 JUMP_TABLES_IN_TEXT_SECTION.
8268 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
8270 * simplify-rtx.c (simplify_binary_operation_1): Return
8271 scalar or vector of constant 0, depending on the xor's
8274 2005-04-13 Dale Johannesen <dalej@apple.com>
8276 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
8277 (objc-act.o): Ditto.
8278 * objc/objc-act.c (objc_gimplify_expr): New.
8279 (objc_get_callee_fndecl): New.
8280 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
8281 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
8282 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
8284 2005-04-13 Devang Patel <dpatel@apple.com>
8286 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
8289 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
8291 CRIS prologue as RTL.
8292 * config/cris/cris-protos.h (cris_emit_movem_store)
8293 (cris_expand_prologue): Prototype.
8294 * config/cris/cris.c (struct machine_function): New member
8296 (cfa_label_num, cris_target_asm_function_prologue): Remove.
8297 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
8298 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
8299 (cris_load_multiple_op, cris_return_address_on_stack)
8300 (cris_return_address_on_stack_for_return): ISO-Cify.
8301 (cris_store_multiple_op): New predicate function.
8302 (cris_expand_prologue, cris_emit_movem_store): New functions.
8303 (cris_print_operand) <case 'O'>: Handle modifications other than
8305 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
8306 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
8307 (cris_gen_movem_load): Rearrange slightly to make local variable
8308 src a parameter, removing osrc.
8309 (cris_setup_incoming_varargs): Set machine_function member
8310 stdarg_regs to correspond to the number of registers that need to
8312 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
8314 (PREDICATE_CODES): Add cris_store_multiple_op. Make
8315 cris_general_operand_or_gotless_symbol accept UNSPEC.
8316 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
8317 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
8318 ("*cris_store_multiple"): New pattern. Tweak common comment above
8319 this and "*cris_load_multiple".
8320 ("prologue"): New define_expand.
8322 * config/cris/cris.md ("epilogue"): Conditionalize on
8323 TARGET_PROLOGUE_EPILOGUE.
8325 2005-04-13 Steve Ellcey <sje@cup.hp.com>
8328 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
8329 fpsr 0 instead of fpsr 1.
8330 (divsf3_internal_thr): Ditto.
8331 (divdf3_internal_lat): Ditto.
8332 (divdf3_internal_thr): Ditto.
8333 (divxf3_internal_lat): Ditto.
8334 (divxf3_internal_thr): Ditto.
8336 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8338 PR tree-optimization/20913
8339 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
8341 PR tree-optimization/20702
8342 * tree-vrp.c (maybe_add_assert_expr): Recurse into
8343 dominator children that haven't been walked into.
8345 2005-04-13 Julian Brown <julian@codesourcery.com>
8347 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
8348 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
8351 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8353 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
8354 config/i386/sse.md: Fix comment typos.
8356 * genattrtab.c (NULL_ATTR): Remove.
8357 * ifcvt.c (NULL_EDGE): Likewise.
8359 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
8361 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
8362 NOTE_PREDICT): Remove.
8364 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8366 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
8367 * configure: Regenerate.
8368 * config.in: Likewise.
8369 * system.h: Declare vsnprintf if not already declared.
8371 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8373 * optc-gen.awk: Handle stand-alone Mask records.
8374 * opth-gen.awk: Likewise.
8375 * doc/options.texi (Option file format): Document them.
8376 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
8377 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
8378 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
8379 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
8380 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
8381 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
8382 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
8383 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
8384 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
8385 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
8386 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
8387 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
8388 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
8389 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
8390 TARGET_LONG_DOUBLE_128): Likewise.
8391 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
8392 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
8393 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
8394 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
8395 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
8396 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
8397 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
8398 * config/sparc/sparc.c (fpu_option_set): New global.
8399 (sparc_handle_option): New function.
8400 (sparc_override_options): Test fpu_option_set.
8401 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
8402 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
8403 * config/sparc/sparc.opt: New file.
8404 * config/sparc/little-endian.opt: Likewise.
8405 * config/sparc/long-double-switch.opt: Likewise.
8407 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
8409 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
8410 (bfin_handle_options): Set it if -mshared-library-id= is seen.
8411 * config/bfin/bfin.opt (mshared-library-id=): Lose
8412 Var(bfin_lib_id_given).
8414 2005-04-13 Matt Thomas <matt@3am-software.com>
8416 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
8419 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8421 * rtl.h (CLEAR_RTX_FLAGS): Remove.
8423 * cgraphunit.c (INSNS_PER_CALL): Remove.
8425 * tree-ssa-forwprop.c (vars,
8426 record_single_argument_cond_exprs,
8427 substitute_single_use_vars): Remove.
8428 (forward_propagate_into_cond_1, forward_propagate_into_cond):
8430 (tree_ssa_forward_propagate_single_use_vars): Call
8431 forward_propagate_into_cond for each COND_EXPR.
8433 * tree-inline.c (INSNS_PER_STMT): Remove.
8435 2005-04-12 Richard Henderson <rth@redhat.com>
8437 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
8438 (ix86_expand_sse_fp_minmax): ... from ...
8439 (ix86_expand_fp_movcc): ... here.
8440 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
8441 * config/i386/i386-protos.h: Update.
8442 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
8443 (sse_setccsf, sse_setccdf): Allow before reload.
8444 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
8445 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
8446 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
8447 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
8448 (anddf3, nanddf3, iordf3, xordf3): New.
8450 2005-04-12 Jeff Law <law@redhat.com>
8452 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
8453 (tree-ssa-uncprop.o): Add dependencies.
8454 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
8455 * tree-flow.h (remove_useless_stmts): Remove prototype.
8456 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
8457 remove_useless_stmts.
8458 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
8459 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
8460 * tree-pass.h (pass_uncprop): Declare.
8461 * tree-ssa-uncprop.c: New file.
8463 2005-04-12 James E. Wilson <wilson@specifixinc.com>
8466 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
8468 2005-04-12 Caroline Tice <ctice@apple.com>
8470 Temporary fix for partitioning problems.
8471 * passes.c (rest_of_handle_final): Remove code that
8472 frees unlikely_text_section_name,
8473 * varasm.c (assemble_start_function): Test for partitioning
8474 flag before writing out section labels.
8475 (assemble_end_function): Test for partitioning flag before
8476 writing out section labels.
8478 2005-04-12 Steven Bosscher <stevenb@suse.de>
8479 Stuart Hastings <stuart@apple.com>
8480 Jan Hubicka <jh@suse.cz>
8482 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
8483 references to gt-tree-cfg.h.
8484 * basic-block.h (struct basic_block_def): Don't skip rbi
8485 for garbage collection.
8486 (struct reorder_block_def): Make GTY-able.
8487 (struct control_flow_graph): New structure.
8488 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
8489 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
8490 but instead defines to the control_flow_graph for cfun.
8491 (label_to_block_map): New define, points to the label map of
8492 the control_flow_graph for cfun.
8493 (n_edges_for_function, n_basic_blocks_for_function,
8494 last_basic_block_for_function, basic_block_info_for_function,
8495 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
8496 basic_block_info_for_function, label_to_block_map_for_function):
8497 Counterparts for the above, taking a struct function as an extra
8499 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
8500 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
8501 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
8502 (alloc_rbi_pool, free_rbi_pool): Remove.
8503 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
8504 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
8506 (cfg_layout_finalize) ... and don't free it here.
8507 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
8509 * flow.c (free_basic_block_vars): Set label_to_block_map and
8510 n_edges to zero too.
8511 * function.h (struct function): Add cfg field.
8512 * function.c (allocate_struct_function): Allocate the cfg.
8513 * tree-cfg.c (label_to_block_map): Remove.
8514 (build_tree_cfg): Don't allocate the rbi pool here...
8515 (delete_tree_cfg_annotations): ...and don't free it here.
8516 Also don't nullify label_to_block_map for cfun.
8518 2005-04-12 Caroline Tice <ctice@apple.com>
8520 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8521 Revert my patch from April 9.
8522 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
8523 (reorder_basic_blocks): Revert my patch from April 9.
8524 (insert_section_boundary_note): Revert my patch from April 9.
8525 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
8526 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
8527 (COLD_END_LABEL): Revert my patch from April 9.
8528 (cold_text_section_label): Revert my patch from April 9.
8529 (cold_end_label): Revert my patch from April 9.
8530 (dwarf2out_switch_text_section): Revert my patch from April 9.
8531 (output_aranges): Revert my patch from April 9.
8532 (output_ranges): Revert my patch from April 9.
8533 (output_line_info): Revert my patch from April 9.
8534 (add_location_or_const_value_attribute): Revert my patch from April 9.
8535 (dwarf2out_var_location): Revert my patch from April 9.
8536 (dwarf2out_init): Revert my patch from April 9.
8537 (dwarf2out_finish): Revert my patch from April 9.
8538 * function.h (struct function): Revert my patch from April 9.
8539 * opts.c (decode_options): Revert my patch from April 9.
8540 * output.h (unlikely_section_label, hot_section_label,
8541 hot_section_end_label, cold_section_end_label,
8542 unlikely_text_section_name): Revert my patch from April 9.
8543 * passes.c (rest_of_handle_final): Revert my patch from April 9.
8544 * varasm.c (unlikely_section_label, hot_section_label,
8545 hot_section_end_label, cold_section_end_label,
8546 unlikely_text_section_name): Revert my patch from April 9.
8547 (initialize_cold_section_name): Revert my patch from April 9.
8548 (unlikely_text_section): Revert my patch from April 9.
8549 (in_unlikely_text_section): Revert my patch from April 9.
8550 (named_section): Revert my patch from April 9.
8551 (function_section): Revert my patch from April 9.
8552 (current_function_section): Revert my patch from April 9.
8553 (assemble_start_function): Revert my patch from April 9.
8554 (assemble_end_function): Revert my patch from April 9.
8555 (default_section_type_flags_1): Revert my patch from April 9.
8557 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8559 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
8560 * config/sparc/sparc.md (untyped_call): Save the registers manually.
8562 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
8564 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
8567 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
8568 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
8570 2004-04-12 Richard Henderson <rth@redhat.com>
8572 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
8573 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
8574 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
8575 (UNSPEC_*, UNSPECV_*): Renumber.
8577 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
8580 From Richard Henderson <rth@redhat.com>:
8581 * tree-mudflap.c (mf_build_check_statement_for): Correct block
8584 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
8586 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
8588 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8590 * config/bfin/bfin.c (bfin_library_id_string): Remove.
8591 (bfin_library_id): New variable.
8592 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
8593 instead of bfin_library_id_string.
8594 (bfin_handle_option): New function.
8595 (override_options): Remove most code to deal with shared library IDs,
8596 just check they aren't used without -mid-shared-library.
8597 (TARGET_HANDLE_OPTION): Define.
8598 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
8599 * config/bfin/bfin.opt (mshared-library-id=): New.
8601 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
8603 * tree-vect-transform.c: Fix comment typos.
8605 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
8607 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
8608 split critical edges when not possible/profitable.
8610 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
8612 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
8613 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
8614 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
8615 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
8616 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
8617 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
8618 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
8619 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
8621 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
8622 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8623 * config/ns32k/ns32k.opt: New file.
8625 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
8627 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
8628 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
8629 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
8630 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
8631 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
8632 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
8633 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
8634 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
8635 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
8636 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
8637 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
8638 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
8639 (MASK_COLDFIRE): Formatting fixes.
8640 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
8641 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
8642 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
8643 "_current_shared_library_a5_offset_".
8644 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8645 (MASK_ALL_CPU_BITS): New macro.
8646 (m68k_handle_option): New function.
8647 (override_options): Remove handling of m68k_library_id_string.
8648 * config/m68k/m68k.opt: New file.
8649 * config/m68k/ieee.opt: New file.
8651 2005-04-11 Mark Mitchell <mark@codesourcery.com>
8653 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8654 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
8655 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8656 (TARGET_CXX): Adjust accordingly.
8657 * target.h (struct gcc_target): Remove epxort_class_data. Add
8658 determine_class_data_visibility and class_data_always_comdat.
8659 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8660 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
8661 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8662 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
8663 (arm_cxx_determine_class_data_visibility): New.
8664 (arm_cxx_class_data_always_comdat): Likewise.
8665 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8666 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
8667 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8668 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
8669 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
8672 2005-04-11 Devang Patel <dpatel@apple.com>
8674 * tree-data-ref.c (build_classic_dist_vector,
8675 compute_subscript_distance): Make externally visible.
8676 * tree-data-ref.h (build_classic_dist_vector,
8677 compute_subscript_distance): Same.
8678 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8679 Check distance vector against vectorization factor.
8680 (vect_analyze_loop): Determine vectorizaion factor before
8681 analyzing data dependences.
8682 * tree-vectorizer.c (loops_num): Make it externally visible and
8684 * tree-vectorizer.c (vect_loops_num): ... new name.
8685 * tree-vectorizer.h (vect_loops_num): New.
8687 2005-04-11 Devang Patel <dpatel@apple.com>
8689 * tree-vect-analyze.c (vect_analyze_operations): Check
8690 vectorizable codition.
8691 * tree-vect-transform.c (vect_is_simple_cond): New function.
8692 (vectorizable_condition): New function.
8693 (vect_transform_stmt): Handle condition_vec_info_type.
8694 * tree-vectorizer.h (enum stmt_vec_info_type): Add
8695 condition_vec_info_type.
8696 (vectorizable_condition): New.
8698 2005-04-11 Geoffrey Keating <geoffk@apple.com>
8700 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
8701 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
8702 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
8704 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
8705 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
8707 * dwarf2out.c (output_line_info): Don't try to dereference
8708 a NULL current_function_decl.
8710 * config/t-slibgcc-darwin: Don't put shared libraries in
8711 directories other than $(slibdir).
8712 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
8715 2005-04-11 Diego Novillo <dnovillo@redhat.com>
8717 PR tree-optimization/20933
8718 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
8719 logic to reject aliases between read-only and writable
8721 (may_alias_p): ... here.
8722 (get_tmt_for): Do not associate read-only tags to pointers
8723 whose pointed-to type is not read-only.
8724 * tree-ssa.c (verify_ssa): Check that memory stores have at
8725 least one V_MAY_DEF or V_MUST_DEF.
8727 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8730 * configure.ac (gcc_UNLOCKED_FUNCS): New.
8731 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
8732 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
8733 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
8735 (fwrite_unlocked): Fix prototype.
8737 * configure, config.in: Regenerate.
8739 2005-04-11 David Edelsohn <edelsohn@gnu.org>
8741 * tree-ssa-loop-im.c: Include real.h.
8742 (determine_invariantness_stmt): If real division divisor is
8743 invariant and flag_unsafe_math_optimizations enabled, generate
8744 invariant reciprocal for hoisting.
8745 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
8747 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
8749 Fix PR tree-optimization/20926
8751 * tree-ssa-alias.c (add_type_alias): Handle subvars.
8753 2005-04-11 Devang Patel <dpatel@apple.com>
8755 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
8758 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
8760 * fold-const.c (fold_binary_op_with_conditional_arg):
8761 use fold_buildN instead of "fold (buildN" in some
8763 (fold_unary): Likewise.
8764 (fold_binary): Likewise.
8766 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
8768 Fix PR tree-optimization/20612
8769 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
8771 (perfect_nestify): preheaderbb is *not* part of loop of the
8774 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
8776 * tree-ssa-alias.c (may_alias_p): If the variable
8777 is a global variable and the pointer is parameter
8778 and -fargument-noalias-global is used, then
8779 the pointer cannot alias the variable.
8781 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
8783 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
8784 * config/sparc/sparc.h: Likewise.
8785 * config/sparc/sparc.md: Likewise.
8787 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
8789 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
8791 * tree-vrp.c: Fix a comment typo.
8793 2005-04-11 Diego Novillo <dnovillo@redhat.com>
8795 PR tree-optimization/20920
8796 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
8797 SSA_NAME flows through an abnormal edge.
8798 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
8799 through abnormal edges.
8800 (maybe_add_assert_expr): Likewise.
8802 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
8804 * config/s390/s390.h (s390_tune_string, s390_arch_string)
8805 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
8806 (s390_stack_size_string, s390_stack_guard_string, target_flags)
8807 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
8808 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
8809 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
8810 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
8811 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
8812 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
8813 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
8814 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
8815 (TARGET_HANDLE_OPTION): Likewise.
8816 (s390_tune): Initialize to PROCESSOR_max.
8817 (s390_arch_string): Make static.
8818 (s390_tune_string, s390_warn_framesize_string): Delete.
8819 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
8820 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
8821 (s390_handle_arch_option, s390_handle_option): New functions.
8822 (override_options): Remove parsing of option strings.
8823 * config/s390/s390.opt: New file.
8825 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
8827 * tree-complex.c (expand_vector_operations): Call
8828 update_stmt_if_modified.
8830 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
8832 * tree-vect-analyze (vect_determine_vectorization_factor):
8833 Do not use GET_MODE_NUNITS.
8834 * tree-vect-transform.c (vect_get_vec_def_for_operand,
8835 (vectorizable_load, vect_transform_loop): Likewise.
8837 2005-04-11 Uros Bizjak <uros@kss-loka.si>
8839 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
8840 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
8841 * optabs.h (enum optab_index): Add new OTI_lceil.
8842 (lceil_optab): Define corresponding macro.
8843 * optabs.c (init_optabs): Initialize lceil_optab.
8844 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
8845 and lceildi2 patterns.
8846 * builtins.c (expand_builtin_int_roundingfn): Handle
8847 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
8848 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
8849 BUILT_IN_LLCEIL{,F,L}.
8850 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
8851 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
8852 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
8853 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
8854 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
8855 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
8856 into lceil built-in function and (long long int)ceil{,f,l} into
8857 llceil built-in function.
8858 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
8861 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8863 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
8866 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
8868 * config/arm/arm.c: Fix a comment typo.
8869 * doc/tree-ssa.texi: Fix a typo.
8871 2005-04-10 Steven Bosscher <stevenb@suse.de>
8873 * cselib.c (clear_table): Rename to cselib_clear_table.
8874 * cselib.h (cselib_clear_table): Add prototype.
8875 * gcse.c (gcse_main): Make 'f' argument unused.
8876 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
8877 of each basic block instead.
8878 (compute_sets, compute_hash_table_work): Likewise.
8879 (constprop_register): Change int 'alter_jumps' argument to bool.
8880 (do_local_cprop): Likewise.
8881 (local_cprop_pass): Likewise. Also walk basic blocks instead of
8882 the insn chain. Explicitly clear the cselib tables after finishing
8883 one basic block. Make sure there are no unterminated libcall blocks.
8884 Update compute_sets call.
8885 (cprop): Walk basic blocks instead of the insn chain.
8886 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
8888 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
8889 one_cprop_pass calls.
8891 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
8893 * combine.c (combine_simplify_rtx): Remove a transformation that
8894 relies on an invalid assumption about rtl sign-extension semantics.
8896 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
8898 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
8899 to build_int_cst_wide.
8901 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
8904 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
8905 set the original address pseudo to the correct value before the
8906 original insn, if possible, and leave the insn alone, otherwise
8907 create a new pseudo, set it and replace it in the insn.
8908 * recog.c (validate_change_maybe_volatile): New.
8909 * recog.h (validate_change_maybe_volatile): Declare.
8911 2005-04-09 Caroline Tice <ctice@apple.com>
8913 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8914 Remove targetm.have_named_sections test.
8915 (fix_edges_for_rarely_executed_code): Likewise.
8916 (insert_section_boundary_note): Likewise.
8917 (reorder_basic_blocks): Check partitioning flag before calling
8918 verify_hot_cold_block_grouping.
8919 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
8920 the function struct rather than global variables.
8921 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
8922 (COLD_END_LABEL): Likewise
8923 (cold_text_section_label): New static global variable.
8924 (cold_end_label): Likewise.
8925 (dwarf2out_switch_text_section): Get hot/cold section labels from
8926 the function struct rather than global variables.
8927 (output_aranges): Use cold_text_section_label and cold_end_label;
8928 check partitioning flag before putting out delta.
8929 (output_ranges): Remove incorrect code attempting to use
8931 (output_line_info): Get cold section label from function struct.
8932 (add_location_or_const_value_attribute): Likewise.
8933 (get_subprogram_die): Get hot/cold section labels from function struct.
8934 (dwarf2out_var_location): Likewise.
8935 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
8936 write out cold_text_section_label if partition flag is set.
8937 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
8938 * function.h (struct function): Add new fields to point to hot/cold
8939 section labels: hot_section_label, cold_section_label,
8940 hot_section_end_label and cold_section_end_label; also add new field
8941 for cold text section name, unlikely_text_section_name.
8942 * opts.c (decode_options): Turn off partitioning flag if
8943 !targetm.have_named_sections.
8944 * output.h (hot_section_label): Remove.
8945 (hot_section_end_label): Remove.
8946 (cold_section_end_label): Remove.
8947 (unlikely_section_label): Remove.
8948 (unlikely_text_section_name): Remove.
8949 * passes.c (rest_of_handle_final): Remove code that frees
8950 unlikely_text_section_name.
8951 * varasm.c (unlikely_section_label): Remove.
8952 (hot_section_label): Remove.
8953 (hot_section_end_label): Remove.
8954 (cold_section_end_label): Remove.
8955 (unlikely_text_section_name): Remove.
8956 (initialize_cold_section_name): Modify to call
8957 targetm.strip_name_encoding; to store cold section name in current
8958 function struct, if it exists; and to only use the decl_section_name
8959 if flag_named_sections is true.
8960 (unlikely_text_section): Modify to get section name out of current
8961 function struct, if there is one; otherwise build it from
8962 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
8963 (in_unlikely_text_section): Likewise.
8964 (named_section): Modify to get/put cold section name in current function
8965 struct, if there is one.
8966 (function_section): Change 'bool unlikely' to 'int reloc'; check
8967 targetm.have_named_sections before calling named_section.
8968 (current_function_section): Likewise.
8969 (assemble_start_function): Modify to get/put unlikely_text_section_name
8970 in current function struct; modify to get hot/cold section labels
8971 from function struct; initialize labels using
8972 ASM_GENERATE_INTERNAL_LABEL;
8973 test partitioning flag before writing out hot section label.
8974 (assemble_end_function): Test partitioning flag before writing out
8975 hot/cold section labels.
8976 (default_section_type_flags_1): Modify to use array instead of
8977 char* for unlikely_text_section_name; set flags correctly for
8978 cold text section if there is not a current function decl.
8980 2005-04-09 Jakub Jelinek <jakub@redhat.com>
8982 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
8983 and TI_VA_LIST_FPR_COUNTER_FIELD.
8984 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
8985 * tree-pass.h (pass_stdarg): Add.
8986 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
8987 * tree-stdarg.c: New file.
8988 * tree-stdarg.h: New file.
8989 * Makefile.in (OBJS-common): Add tree-stdarg.o.
8990 (tree-stdarg.o): Add dependencies.
8991 * function.h (struct function): Add va_list_gpr_size and
8992 va_list_fpr_size fields.
8993 * function.c (allocate_struct_function): Initialize them.
8994 * target.h (struct gcc_target): Add stdarg_optimize_hook.
8995 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
8996 (TARGET_INITIALIZER): Add it.
8998 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
8999 va_list_{g,f}pr_counter_field.
9000 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9001 area will not be used. Only save registers that tree-stdarg.c
9002 detected they need saving.
9003 (ix86_va_start): Don't set up fields that won't be used.
9005 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9006 va_list_{g,f}pr_counter_field.
9007 (setup_incoming_varargs): Don't do anything if reg_save
9008 area will not be used. Only save registers that tree-stdarg.c
9009 detected they need saving.
9010 (rs6000_va_start): Don't set up fields that won't be used.
9012 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
9013 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
9014 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
9015 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9017 2005-04-09 Jakub Jelinek <jakub@redhat.com>
9020 * config/i386/i386.c (construct_container): Pass empty aligned
9021 struct, union or class in memory.
9023 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
9025 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
9026 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
9027 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
9028 config/rs6000/predicates.md: Fix comment typos.
9030 * sched-int.h (haifa_insn_data): Remove blockage and units.
9031 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
9032 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
9033 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
9035 2005-04-09 Jan Hubicka <jh@suse.cz>
9036 Steven Bosscher <stevenb@suse.de>
9038 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
9039 * cfgloop.c (get_loop_exit_edges): Likewise.
9040 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
9042 * loop-unroll.c (analyze_insns_in_loop): Likewise.
9043 * tree-cfg.c (dump_cfg_status): Likewise.
9045 2005-04-09 David Edelsohn <edelsohn@gnu.org>
9047 * config/rs6000/predicates.md (altivec_register_operand): Remove
9048 redundant match_code test.
9049 (gpc_reg_operand): Same.
9050 (cc_reg_operand): Same.
9051 (cc_reg_not_cr0_operand): Same.
9053 2005-04-09 Jan Hubicka <jh@suse.cz>
9055 Forgotten hunk from my last merge patch:
9056 * final.c (output_addr_const): Do not call mark_referenced.
9058 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
9060 * doc/tree-ssa.texi: Add immediate use documentation.
9062 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
9064 * arm.c (FL_WBUF): Define.
9065 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
9066 (arm_is_6_or_7): Delete.
9067 (arm_tune_wbuf): New.
9068 (arm_override_options): Set arm_tune_wbuf.
9069 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
9070 (arm_is_6_or_7): Delete declaration.
9071 (arm_tune_wbuf): New declartion.
9072 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
9073 (model_wbuf): Derive from arm_tune_wbuf.
9074 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
9075 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
9076 (arm740t): Mark CPUs as having a write buffer.
9078 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9080 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
9081 of 'const_double_operand' in operand 2 constraints. Update enable
9084 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9086 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
9087 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
9088 * optabs.h (enum optab_index): Add new OTI_lfloor.
9089 (lfloor_optab): Define corresponding macro.
9090 * optabs.c (init_optabs): Initialize lfloor_optab.
9091 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
9092 and lfloordi2 patterns.
9093 * builtins.c (expand_builtin_int_roundingfn): New prototype.
9094 (expand_builtin_int_roundingfn): New function.
9095 (fold_builtin_int_roundingfn): New prototype.
9096 (fold_builtin_int_roundingfn): New function, renamed from
9097 fold_builtin_lround.
9098 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
9099 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
9100 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
9101 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
9102 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
9103 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
9104 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
9105 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
9106 into lfloor built-in function and (long long int)floor{,f,l} into
9107 llfloor built-in function.
9108 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
9111 2005-04-08 Ian Lance Taylor <ian@airs.com>
9113 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
9114 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
9115 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
9116 (DO_COND, DO_BODY): Likewise.
9117 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
9118 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
9119 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
9120 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
9121 (build_continue_stmt, build_break_stmt): Don't declare.
9122 (c_do_switch_warnings): Update declaration.
9123 * c-gimplify.c (enum bc_t): Remove.
9124 (struct c_gimplify_ctx, ctxp): Remove.
9125 (push_context, pop_context): Remove static functions.
9126 (c_genericize): Don't call push_context or pop_context.
9127 (begin_bc_block, finish_bc_block): Remove static functions.
9128 (build_bc_goto): Likewise.
9129 (gimplify_c_loop): Likewise.
9130 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
9131 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
9132 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
9133 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
9134 * c-common.c (c_do_switch_warnings): Rename from
9135 c_do_switch_warnings_1.
9136 (c_do_switch_warnings) [old version]: Remove.
9137 (c_do_switch_expr_warnings): Remove.
9138 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
9139 function instead of c_do_switch_expr_warnings.
9140 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
9141 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
9142 * c-pretty-print.c (pp_c_statement): Likewise.
9143 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
9145 2005-04-08 Devang Patel <dpatel@apple.com>
9147 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
9148 While selecting replacement condition pay attention to loop header.
9150 2005-04-08 Diego Novillo <dnovillo@redhat.com>
9152 Merge from tree-cleanup-branch: VRP, store CCP, store
9153 copy-prop, incremental SSA updating of FUD chains and
9154 newly exposed symbols.
9156 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
9157 (OBJS-common): Add tree-vrp.o.
9158 (tree-vrp.o): New rule.
9159 * basic-block.h (nearest_common_dominator_for_set): Declare.
9160 * common.opt (ftree-store-ccp): New flag.
9161 (ftree-copy-prop): New flag.
9162 (ftree-vrp): New flag.
9163 (ftree-store-copy-prop): New flag.
9164 * dominance.c (nearest_common_dominator_for_set): New.
9165 * domwalk.c (walk_dominator_tree): Only traverse
9166 statements in blocks marked in walk_data->interesting_blocks.
9167 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
9168 * fold-const.c (fold): Handle ASSERT_EXPR.
9169 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
9170 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
9171 flag_tree_vrp at -O2.
9172 * timevar.def (TV_TREE_VRP): Define.
9173 (TV_TREE_COPY_PROP): Define.
9174 (TV_TREE_STORE_COPY_PROP): Define.
9175 (TV_TREE_SSA_INCREMENTAL): Define.
9176 (TV_TREE_STORE_CCP): Define.
9177 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
9178 to kill_redundant_phi_nodes from comment.
9179 (verify_expr): Handle ASSERT_EXPR.
9180 * tree-dfa.c (mark_new_vars_to_rename): Remove second
9181 argument. Update all users.
9182 (mark_call_clobbered_vars_to_rename): Remove. Update all
9184 * tree-flow-inline.h (unmodifiable_var_p): New.
9185 * tree-flow.h (enum value_range_type): Declare.
9186 (struct value_range_def): Declare.
9187 (value_range): Declare.
9188 (remove_all_phi_nodes_for): Remove. Update all users.
9189 (find_phi_node_for): Declare.
9190 (add_type_alias): Declare.
9191 (count_uses_and_derefs): Declare.
9192 (kill_redundant_phi_nodes): Remove.
9193 (rewrite_into_ssa): Remove.
9194 (rewrite_def_def_chains): Remove.
9195 (update_ssa, register_new_name_mapping, create_new_def_for,
9196 need_ssa_update_p, name_registered_for_update_p,
9197 release_ssa_name_after_update_ssa, dump_repl_tbl,
9198 debug_repl_tbl, dump_names_replaced_by,
9199 debug_names_replaced_by, mark_sym_for_renaming,
9200 mark_set_for_renaming, get_current_def, set_current_def,
9201 get_value_range, dump_value_range, debug_value_range,
9202 dump_all_value_ranges, debug_all_value_ranges,
9203 expr_computes_nonzero, loop_depth_of_name,
9204 unmodifiable_var_p): Declare.
9205 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
9207 * tree-into-ssa.c (block_defs_stack): Update comment.
9208 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
9209 syms_to_rename, names_to_release, repl_tbl,
9210 need_to_initialize_update_ssa_p, need_to_update_vops_p,
9211 need_to_replace_names_p): New locals.
9212 (NAME_SETS_GROWTH_FACTOR): Define.
9213 (struct repl_map_d): Declare.
9214 (struct mark_def_sites_global_data): Add field
9216 (enum rewrite_mode): Declare.
9217 (REGISTER_DEFS_IN_THIS_STMT): Define.
9218 (compute_global_livein): Use last_basic_block instead of
9220 (set_def_block): Remove last argument. Update all callers.
9221 (prepare_use_operand_for_rename): Remove. Update all callers.
9222 (prepare_def_operand_for_rename): Remove. Update all callers.
9223 (symbol_marked_for_renaming): New.
9226 (repl_map_hash): New.
9228 (repl_map_free): New.
9229 (names_replaced_by): New.
9230 (add_to_repl_tbl): New.
9231 (add_new_name_mapping): New.
9232 (mark_def_sites): Assume that all the operands in the
9233 statement are in normal form.
9234 (find_idf): Assert that the block in the stack is valid.
9235 (get_default_def_for): New.
9236 (insert_phi_nodes_for): Add new argument 'update_p'.
9238 If update_p is true, add a new mapping between the LHS of
9239 each new PHI and the name that it replaces.
9240 (insert_phi_nodes_1): Only call find_idf if needed.
9241 (get_reaching_def): Call get_default_def_for.
9242 (rewrite_operand): Remove.
9243 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
9244 and REWRITE_THIS_STMT are false.
9245 Assume that all the operands in the statement are in
9247 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
9248 (rewrite_virtual_phi_arguments): Remove.
9249 (invalidate_name_tags): Remove.
9250 (register_new_update_single, register_new_update_set,
9251 rewrite_update_init_block, replace_use,
9252 rewrite_update_fini_block, rewrite_update_stmt,
9253 rewrite_update_phi_arguments): New.
9254 rewrite_blocks): Remove argument 'fix_virtual_phis'.
9255 Add arguments 'entry', 'what' and 'blocks'.
9256 Initialize the dominator walker according to 'what' and
9258 Start the dominator walk at 'entry'.
9259 (mark_def_site_blocks): Add argument 'interesting_blocks'.
9260 Use it to configure the dominator walker.
9261 (rewrite_into_ssa): Remove argument 'all'.
9263 (rewrite_all_into_ssa): Remove.
9264 (rewrite_def_def_chains): Remove.
9265 (mark_def_interesting, mark_use_interesting,
9266 prepare_phi_args_for_update, prepare_block_for_update,
9267 prepare_def_site_for, prepare_def_sites,
9268 dump_names_replaced_by, debug_names_replaced_by,
9269 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
9270 delete_update_ssa, create_new_def_for,
9271 register_new_name_mapping, mark_sym_for_renaming,
9272 mark_set_for_renaming, need_ssa_update_p,
9273 name_registered_for_update_p, ssa_names_to_replace,
9274 release_ssa_name_after_update_ssa,
9275 insert_updated_phi_nodes_for, update_ssa): New.
9276 * tree-loop-linear.c (linear_transform_loops): Call
9277 update_ssa instead of rewrite_into_ssa.
9278 * tree-optimize.c (vars_to_rename): Remove.
9280 (init_tree_optimization_passes): Replace
9281 pass_redundant_phi with pass_copy_prop.
9283 Replace pass_ccp with pass_store_ccp.
9284 Add pass_store_copy_prop after pass_store_ccp.
9285 (execute_todo): If the TODO_ flags don't include updating
9286 the SSA form, assert that it does not need to be updated.
9287 Call update_ssa instead of rewrite_into_ssa and
9288 rewrite_def_def_chains.
9289 If TODO_verify_loops is set, call verify_loop_closed_ssa.
9290 (tree_rest_of_compilation):
9291 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
9292 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
9293 TODO_cleanup_cfg): Renumber.
9294 (TODO_verify_loops, TODO_update_ssa,
9295 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
9296 TODO_update_ssa_only_virtuals): Define.
9297 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
9299 * tree-phinodes.c (make_phi_node): Update documentation.
9300 (remove_all_phi_nodes_for): Remove.
9301 (find_phi_node_for): New.
9302 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
9303 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
9304 (interpret_rhs_modify_expr): Likewise.
9305 * tree-sra.c (decide_instantiations): Mark all symbols in
9306 SRA_CANDIDATES for renaming.
9307 (mark_all_v_defs_1): Rename from mark_all_v_defs.
9308 (mark_all_v_defs): New function. Update all users to call it
9309 with the whole list of scalarized statements, not just the
9311 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
9312 (compute_flow_insensitive_aliasing): If the tag is
9313 unmodifiable and the variable isn't or vice-versa, don't
9314 make them alias of each other.
9315 (setup_pointers_and_addressables): If the type tag for
9316 VAR is about to change, mark the old one for renaming.
9317 (add_type_alias): New.
9318 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
9319 (ccp_lattice_t): Rename from latticevalue.
9320 (value): Remove. Update all users.
9321 (const_val): New local variable.
9322 (do_store_ccp): New local variable.
9323 (dump_lattice_value): Handle UNINITIALIZED.
9324 (debug_lattice_value): New.
9325 (get_default_value): Re-write.
9326 (set_lattice_value): Re-write.
9327 (def_to_varying): Remove. Update all users.
9328 (likely_value): Return VARYING for statements that make
9329 stores when STORE_CCP is false.
9330 Return VARYING for any statement other than MODIFY_EXPR,
9331 COND_EXPR and SWITCH_EXPR.
9332 (ccp_initialize): Re-write.
9333 (replace_uses_in, replace_vuse_in, substitute_and_fold):
9334 Move to tree-ssa-propagate.c.
9335 (ccp_lattice_meet): Handle memory stores when
9336 DO_STORE_CCP is true.
9337 (ccp_visit_phi_node): Likewise.
9338 (ccp_fold): Likewise.
9339 (evaluate_stmt): Likewise.
9340 (visit_assignment): Likewise.
9341 (ccp_visit_stmt): Likewise.
9342 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
9346 (do_ssa_store_ccp): New.
9347 (gate_store_ccp): New.
9348 (pass_store_ccp): Declare.
9349 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
9350 (may_propagate_copy): Reformat.
9351 Don't abort if ORIG is a virtual and DEST isn't.
9352 If NEW does not have alias information but DEST does,
9354 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
9355 copy_prop_kind, which_copy_prop): Declare.
9356 (stmt_may_generate_copy, get_copy_of_val,
9357 get_last_copy_of, set_copy_of_val, dump_copy_of,
9358 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
9359 copy_prop_visit_stmt, copy_prop_visit_phi_node,
9360 init_copy_prop, fini_copy_prop, execute_copy_prop,
9361 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
9362 store_copy_prop): New.
9363 (pass_copy_prop, pass_store_copy_prop): Declare.
9364 * tree-ssa-dom.c (struct opt_stats_d): Add fields
9365 'num_const_prop' and 'num_copy_prop'.
9366 (cprop_operand): Update them.
9367 (dump_dominator_optimization_stats): Dump them.
9368 (tree_ssa_dominator_optimize): Call update_ssa instead of
9370 (loop_depth_of_name): Declare extern.
9371 (simplify_cond_and_lookup_avail_expr): Guard against NULL
9372 values for LOW or HIGH.
9373 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
9374 (record_equivalences_from_stmt): Call expr_computes_nonzero.
9375 (cprop_operand): Only propagate if VAL != OP.
9376 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
9377 statement for renaming.
9378 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
9379 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
9380 add_type_alias if necessary.
9381 Call mark_new_vars_to_rename.
9382 (tree_ssa_iv_optimize): If new symbols need to be renamed,
9383 mark every statement updated, call update_ssa and
9384 rewrite_into_loop_closed_ssa.
9385 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
9386 from LIVEIN if VAR is a virtual.
9387 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
9388 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
9389 (get_call_expr_operands): Reformat statement.
9390 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
9392 * tree-ssa-propagate.c (ssa_prop_init): Initialize
9393 SSA_NAME_VALUE for every name.
9394 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
9395 get_value_loaded_by): New.
9396 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
9397 substitute_and_fold): Move from tree-ssa-ccp.c.
9398 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
9399 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
9400 get_value_loaded_by, replace_uses_in, substitute_and_fold):
9402 * tree-ssa.c (verify_use): Fix error message.
9403 (propagate_into_addr, replace_immediate_uses, get_eq_name,
9404 check_phi_redundancy, kill_redundant_phi_nodes,
9405 pass_redundant_phi): Remove. Update all users.
9406 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
9407 add_type_alias, if necessary.
9408 * tree-vectorizer.h (struct _stmt_vect_info): Update
9409 documentation for field 'memtag'.
9410 * tree-vrp.c: New file.
9411 * tree.def (ASSERT_EXPR): Define.
9412 * tree.h (ASSERT_EXPR_VAR): Define.
9413 (ASSERT_EXPR_COND): Define.
9414 (SSA_NAME_VALUE_RANGE): Define.
9415 (struct tree_ssa_name): Add field 'value_range'.
9416 (PHI_REWRITTEN): Remove.
9417 (struct tree_phi_node): Remove field 'rewritten'.
9418 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
9419 -ftree-store-copy-prop): Document.
9420 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
9421 Document usage of update_ssa.
9423 2005-04-08 David Edelsohn <edelsohn@gnu.org>
9426 * config/rs6000/predicates.md (altivec_register_operand): Accept
9428 (and64_operand): Do not limit CONST_INT to mask64_operand.
9429 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
9430 (and_operand): Do not limit CONST_INT to mask_operand.
9432 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
9434 PR rtl-optimization/20466
9435 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
9436 for overlap of the address of each list member.
9437 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
9439 2005-04-08 Mike Stump <mrs@apple.com>
9441 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
9443 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
9446 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
9448 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
9450 * function.c (push_function_context_to): Don't set
9452 * function.h (function): Remove contains_functions.
9453 (current_function_contains_functions): Remove.
9455 * function.h (function): Remove instrument_entry_exit.
9456 (current_function_instrument_entry_exit): Remove.
9458 * function.h (nonlocal_labels): Remove.
9460 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
9462 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
9463 (check_attr_value, write_attr_get, write_expr_attr_cache,
9464 find_attr, make_internal_attr): Don't reference negative_ok or
9466 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
9467 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
9468 (ATTR_STATIC): Adjust the value.
9470 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
9472 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
9474 * config/s390/tpf.h (ASM_SPEC): Define.
9476 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
9478 * tree-flow.h: Remove the prototype for
9479 redirect_immediate_uses.
9480 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
9482 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
9484 * arm.c (arm_const_double_by_parts): New function.
9485 * arm-protos.h (arm_const_double_by_parts): Add prototype.
9486 * arm.md (define_split for 64-bit constants): Add another one.
9488 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
9490 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
9492 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9494 * system.h: Revert last change.
9496 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
9498 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
9499 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
9500 (TARGET_SWITCHES): Delete.
9501 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9502 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
9503 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
9504 * config/xtensa/xtensa.opt: New file.
9506 2005-04-08 Ben Elliston <bje@au.ibm.com>
9508 * config/fp-bit.c: Include L_mul_tf in #endif comment.
9509 * config/fp-bit.h: Tidy comments.
9511 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9513 * system.h: Poison PARAMS.
9515 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
9517 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
9518 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
9519 (TARGET_SWITCHES): Delete.
9520 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9521 * config/vax/vax.opt: New file.
9523 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
9525 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
9527 2005-04-07 Ian Lance Taylor <ian@airs.com>
9529 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
9531 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
9532 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
9535 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
9537 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
9538 all immediate uses in PHI nodes.
9540 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
9542 * arm.c (arm_const_double_inline_cost): Handle any constant by
9543 using gen_lowpart and gen_highpart_mode.
9544 (note_invalid_constants): All constants in an RTX with a constraint
9545 that permits memory are now pushed to the constant pool.
9546 (output_move_double): Delete code to handle reg to reg and
9547 constant to reg moves.
9548 (const_double_needs_minipool, output_mov_immediate): Delete.
9549 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
9550 CONST_INT and CONST_VECTOR.
9551 * arm.md (ANY64): New mode macro.
9552 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
9553 (movdf_soft_insn): Split reg-reg and const-reg moves.
9554 (split patterns for 64-bit constant and register moves): New.
9555 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
9556 (cirrus_movdf_hard_insn): Likewise.
9557 * fpa.md (movdf_fpa): Likewise.
9558 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
9559 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
9561 (movv2si_internal_2): Likewise.
9562 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
9563 (movdf_vfp): Likewise.
9564 * arm-protos.h (output_mov_immediate): Delete prototype.
9566 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
9569 * simplify-rtx.c (simplify_unary_operation_1): Check
9570 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
9572 2005-04-06 James E Wilson <wilson@specifixinc.com>
9575 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
9578 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9580 * coverage.h (GCOV_TYPE_NODE): Delete.
9581 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
9582 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
9583 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
9584 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
9585 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
9587 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9590 * Makefile.in (gcc.pot): Remove options.c dependency.
9591 * optc-gen.awk: Don't quote help strings with N_().
9593 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
9595 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
9596 the function returns a pointer type.
9598 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
9600 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
9601 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
9602 * doc/invoke.texi: Documnet salias-max-implicit-fields.
9603 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
9604 explicit_uses members.
9605 (get_or_create_used_part_for): Initialize new fields.
9606 (fieldoff_compare): New function.
9607 (create_overlap_variables_for): Count number of fields, use
9608 heuristic to determine whether to create subvars for vars with
9610 Sort the field list by offset and avoid creating duplicate SFT's.
9612 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
9614 * c.opt (-F): Remove trailing whitespace from help string.
9615 (-finput-charset): Use a tab to separate the switch name and help
9617 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
9618 (-ftree-vectorizer-verbose): Likewise.
9620 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
9622 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
9623 a PHI argument where a use occurs instead of all PHI arguments.
9625 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
9627 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
9630 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
9632 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
9633 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
9634 config/bfin/bfin.h: Fix comment typos.
9636 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
9638 * doc/install.texi: Update the URL for Jacks.
9639 * doc/sourcebuild.texi: Likewise.
9641 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
9644 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
9645 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
9647 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
9649 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
9651 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
9653 * config/v850/v850-protos.h (override_options): Delete.
9654 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
9655 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
9656 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
9657 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
9658 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
9659 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
9660 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
9661 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
9662 (OVERRIDE_OPTIONS): Delete.
9663 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
9664 (small_memory_info): Remove the value field.
9665 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
9667 * config/v850/v850.c (small_memory): Remove the value field.
9668 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9669 (override_options): Delete.
9670 (v850_handle_memory_option, v850_handle_option): New functions.
9671 * config/v850/v850.opt: New file.
9673 2005-04-06 Geoffrey Keating <geoffk@apple.com>
9675 * config.host: Add a section for generic hosts, and a subsection
9676 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
9677 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
9678 * config/host-darwin.h: New.
9679 * config/x-darwin: New.
9680 * config/i386/host-i386-darwin.c: New.
9681 * config/i386/x-darwin: New.
9682 * config/rs6000/host-darwin.c: Include host-darwin.h.
9683 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
9684 (darwin_rs6000_gt_pch_use_address): Likewise.
9685 * config/rs6000/x-darwin: Change name of .o built, update
9686 dependencies for changes to rs6000/host-darwin.c.
9688 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9691 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
9693 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
9695 * tree-vect-analyze.c (vect_analyze_loop_form): Call
9696 split_loop_exit_edge instead of loop_split_edge_with.
9698 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
9700 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
9701 UNSPEC_SET_VSCR): New constants, used throughout.
9703 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
9705 (altivec_vspltis<VI_char>): ... this pattern, using
9706 a QImode const_int_operand for the immediate.
9707 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
9710 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9713 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
9715 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
9717 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
9719 2005-04-06 Ben Elliston <bje@au.ibm.com>
9721 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
9722 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
9723 macros as living in "this file" and not gcc.h.
9725 2005-04-06 Ben Elliston <bje@au.ibm.com>
9727 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
9728 -ftree-live_range_split. Perhaps renamed at some point?
9730 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9733 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
9734 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
9736 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9738 * tree-flow.h (number_of_iterations_cond): Declaration removed.
9739 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
9740 (number_of_iterations_special): New function.
9741 (number_of_iterations_exit): Use number_of_iterations_special.
9742 Use simplify_using_outer_evolutions only at -O3.
9743 (number_of_iterations_cond, tree_simplify_using_condition,
9744 simplify_using_initial_conditions, loop_niter_by_eval,
9745 compare_trees, can_count_iv_in_wider_type_bound,
9746 simplify_using_outer_evolutions): Use fold_build.
9748 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
9750 * doc/install.texi (Configuration): Document --with-java-home.
9752 2005-04-05 Richard Henderson <rth@redhat.com>
9756 * config/i386/i386.c (print_operand): Handle vector zeros.
9757 (ix86_split_to_parts): Handle CONST_VECTOR.
9758 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
9759 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
9760 what modes to tie for MMX and SSE registers.
9761 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
9762 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
9763 to vector modes as well.
9764 * config/i386/predicates.md (const0_operand): Handle VOIDmode
9765 properly as an input mode.
9767 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9769 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
9771 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9773 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
9775 2005-04-05 Jakub Jelinek <jakub@redhat.com>
9777 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
9778 and local functions, set sse_nregs to 8 and float_in_sse.
9779 (function_arg_advance, function_arg): If float_in_sse, pass
9780 SFmode and DFmode arguments in SSE registers.
9781 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
9783 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
9784 of -funit-at-a-time.
9786 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
9788 * config/i386/i386-protos.h (ix86_function_value): Accept two
9789 arguments, like the target macro.
9790 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
9791 * config/i386/i386.c (ix86_function_value): Accept the second
9792 argument of the target macro.
9793 (ix86_function_ok_for_sibcall): Pass a function pointer to
9794 ix86_function_value.
9795 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
9796 call to ix86_value_regno).
9797 (ix86_value_regno): Add support for returning floating point values
9800 2005-04-05 Jakub Jelinek <jakub@redhat.com>
9802 PR tree-optimization/20076
9803 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
9804 that call __builtin_return or __builtin_apply_args.
9806 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9808 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
9809 Use immediate use iterator.
9810 (stmt_is_bumper_for_loop): Use immediate use iterator.
9811 * predict.c (strip_builtin_expect): Use update_stmt.
9812 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
9813 on all elements of a STATEMENT_LIST.
9814 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
9815 (bsi_remove): Remove imm_use links and mark the stmt as modified.
9816 (bsi_replace): Mark stmt as modified and the update it.
9817 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
9818 (expand_complex_libcal): Call update_stmt.
9819 (expand_complex_comparison): Call mark_stmt_modified.
9820 (expand_complex_operations_1): Call update_stmt_if_modified.
9821 (expand_vector_operations_1): Call mark_stmt_modified.
9822 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
9823 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
9824 add_immediate_use, redirect_immediate_use,
9825 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
9826 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
9827 (mark_new_vars_to_rename): Call update_stmt.
9828 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
9829 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
9831 (unmodify_stmt): Delete.
9832 (update_stmt): New. Force an update of a stmt.
9833 (update_stmt_if_modified): update a stmt if it is out of date.
9834 (get_stmt_operands): Verify stmt is NOT modified.
9835 (stmt_modified_p): Update comment.
9836 (delink_imm_use): Remove a use node from its immuse list.
9837 (link_imm_use_to_list): Link a use node to a specific list.
9838 (link_imm_use): Link a node to the correct list.
9839 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
9840 it in the correct list, if appropriate.
9841 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
9842 (relink_imm_use): Link a use node in place of another node in a list.
9843 (relink_imm_use_stmt): LInk a node in place of another node, and set
9845 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
9846 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
9847 (first_safe_imm_use): New. Initialize a safe immuse iterator.
9848 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
9849 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
9850 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
9851 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
9852 (has_zero_uses): New. Return true if there are no uses of a var.
9853 (has_single_use): New. Return true if there is only a single use of a
9855 (single_imm_use): New. Return the simgle immediate use.
9856 (num_imm_uses): New. Return the number of immediate uses.
9857 (get_v_must_def_ops): Use is now a pointer.
9858 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
9859 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
9861 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
9862 (delink_stmt_imm_use): Delink all immuses from a stmt.
9863 (phi_arg_index_from_use): New. Return a phi arg index for a use.
9864 * tree-flow.h (struct dataflow_d): Delete.
9865 (immediate_use_iterator_d): New. Immediate use iterator struct.
9866 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
9867 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
9868 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
9870 (struct stmt_ann_d): Remove dataflow_t from struct.
9871 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
9872 (if_convertible_phi_p): Use FAST immuse iterator.
9873 (if_convertible_loop_p): Don't call compute_immediate_uses.
9874 (replace_phi_with_cond_modify_expr): Call update_stmt.
9875 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
9876 update_stmt_if_modified.
9877 (rewrite_all_into_ssa): Initialize ssa operands.
9878 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
9879 compute_immediate_uses.
9880 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
9881 ssa_property is available.
9882 (execute_one_pass): Change parameters passed to execute_todo.
9883 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
9884 (remove_ssa_form): Call fini_ssa_operands.
9885 (insert_backedge_copies): Delete call to modify_stmt.
9886 * tree-phinodes.c (make_phi_node): Initialize use nodes.
9887 (release_phi_node): Delink any use nodes before releasing.
9888 (resize_phi_node): Relink any use nodes.
9889 (remove_phi_arg_num): Delink the use node.
9890 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
9891 (remove_all_phi_nodes_for): Release phi node first.
9892 * tree-pretty-print.c (dump_generic_node): Print stmt address.
9893 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
9894 (scalarize_use, scalarize_copy): Call update_stmt.
9895 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
9896 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
9897 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
9898 (ccp_initialize): Remove call to compute_immediate_uses.
9899 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
9900 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
9902 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
9903 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
9904 (eliminate_redundant_computations): Call mark_stmt_modified.
9905 (cprop_operand): Call mark_stmt_modified.
9906 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
9907 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
9908 (dse_optimize_stmt): Use new immuse interface.
9909 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
9910 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
9911 (substitute_single_use_vars): Use new immuse interface.
9912 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
9913 and compute_immediate_uses.
9914 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
9916 (rewrite_mem_refs): Call update_stmt.
9917 (determine_lsm): Remove call to compute_imm_uses and free_df.
9918 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
9919 (try_unroll_loop_completely): Call update_stmt.
9920 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
9921 (rewrite_use_compare): Call update_stmt.
9922 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
9923 (rewrite_use) : Call update_stmt.
9924 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
9925 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
9927 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
9928 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
9929 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
9931 (initialize_vuse_operand): New. Initialize a vuse operand.
9932 (initialize_v_may_def_operand): New. Initialize a maydef operand.
9933 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
9934 (finalize_ssa_defs): Use stmt parameter.
9935 (correct_use_link): Ensure a use node is in the correct list, and has
9936 the correct stmt pointer.
9937 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
9938 finalize_ssa_v_must_defs): Also initialize use nodes.
9939 (finalize_ssa_stmt_operands): Pass extra stmt operands.
9940 (build_ssa_operands): Seperate parsing from final operand construction.
9941 (parse_ssa_operands): New. Parse entry point for operand building.
9942 (swap_tree_operands): New. Swap 2 tree operands.
9943 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
9945 (get_expr_operands): Call swap_tree_operands when needed.
9946 (copy_virtual_operands): Use initialize routines for virtual use ops.
9947 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
9948 (verify_abort): New. Issue imm_use error.
9949 (verify_imm_links): New Verify imm_use links for a var.
9950 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
9951 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
9952 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
9953 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
9954 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
9955 (NULL_USE_OPERAND_P) Define.
9956 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
9958 (struct vuse_operand_type): New struct.
9959 (SET_USE): Call set_ssa_use_from_ptr.
9961 (PHI_ARG_INDEX_FROM_USE): Define.
9962 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
9963 argument via SET_USE, not PHI_ARG_DEF_TREE.
9964 * tree-ssa-pre.c (eliminate): Call update_stmt.
9965 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
9967 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
9968 (nearest_common_dominator_of_uses): Use imm_use iterator.
9969 (statement_sink_location): Use imm_use iterator and interface.
9970 (execute_sink_code): Don't call compute_immediate_uses or free-df.
9971 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
9972 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
9973 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
9974 (verify_ssa): Ensure no stmt is marked modify after optimization pass
9975 if new parameter is true.
9976 (init_tree_ssa): Don't initialize operand cache here.
9977 (delete_tree_ssa): Don't destroy operand cache here.
9978 (propagate_into_addr): Pass in a use pointer, return true if anything
9980 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
9981 (check_phi_redundancy): Use imm_use iterator.
9982 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
9984 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
9985 (release_ssa_name): Delink node and all elements in its imm_use list.
9986 * tree-tailcall.c (adjust_return_value): Call update_stmt.
9987 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
9988 * tree-vectorizer.c (need_imm_uses_for): Delete.
9989 (vectorize_loops): Dont call compute_immediate_uses or free_df.
9990 * tree.h (struct ssa_imm_use_d): Define.
9991 (SSA_NAME_IMM_USE_NODE): Define.
9992 (struct tree_ssa_name): Add imm_use node.
9994 (PHI_ARG_IMM_USE_NODE): Define.
9995 (struct phi_arg_d): Add imm_use node.
9996 (struct tree_phi_node): Remove struct dataflow_d element.
9997 (TDF_STMTADDR): Define.
9999 2005-04-05 Dale Johannesen <dalej@apple.com>
10001 * doc/invoke.texi (Optimization Options): Remove
10002 duplicate -fcse-follow-jumps. Add -fweb.
10003 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
10004 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
10006 2005-04-05 Per Bothner <per@bothner.com>
10008 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
10009 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
10010 (warn_uninit): Get EXPR_LOCUS from context now instead.
10011 This fixes a USE_MAPPED_LOCATION testsuite failure.
10013 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
10015 2005-04-05 Per Bothner <per@bothner.com>
10017 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
10018 of the artification 'return 0' in main() to BUILTINS_LOCATION.
10019 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
10022 2004-04-05 Devang Patel <dpatel@apple.com>
10024 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
10025 (lhsr<mode>3): ... new name.
10026 (altivec_vsra<VI_char>): Rename to ..
10027 (ashr<mode>3): ... new name.
10028 * config/rs6000/rs6000.c (builtin_description): Rename shift
10031 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
10033 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
10034 gen_lowpart_for_combine.
10035 * cse.c (gen_lowpart_if_possible): Move...
10036 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
10037 gen_lowpart_SUBREG.
10038 (gen_lowpart_no_emit_general): Use it.
10040 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10042 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
10045 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10047 * system.h: Fix typo.
10049 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
10051 * config/bfin/bfin-modes.def: New file.
10052 * config/bfin/bfin-protos.h: New file.
10053 * config/bfin/bfin.c: New file.
10054 * config/bfin/bfin.h: New file.
10055 * config/bfin/bfin.md: New file.
10056 * config/bfin/bfin.opt: New file.
10057 * config/bfin/crti.s: New file.
10058 * config/bfin/crtn.s: New file.
10059 * config/bfin/elf.h: New file.
10060 * config/bfin/lib1funcs.asm: New file.
10061 * config/bfin/predicates.md: New file.
10062 * config/bfin/t-bfin: New file.
10063 * config/bfin/t-bfin-elf: New file.
10064 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
10065 Document new attributes.
10066 (interrupt, interrupt_handler, saveall): Update documentation for
10068 * doc/install.texi (Specific): Add entry for the Blackfin.
10069 * doc/invoke.texi (Blackfin Options): New section.
10070 * doc/md.texi (Blackfin family): New section to document constraints.
10071 * config.gcc: Add bfin*-* and bfin*-elf configurations.
10073 2005-04-05 Olivier Hainque <hainque@adacore.com>
10075 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
10076 match what the system unwinder expects.
10077 * config/mips/mips.c (mips_frame_set): If we're saving the return
10078 address register and the dwarf return address column number differs
10079 from the hard register number, adjust the note reg to refer to the
10082 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
10084 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
10085 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
10086 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10087 (processor_type): New enum.
10088 (mn10300_processor): New variable.
10089 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
10090 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
10091 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10092 (PROCESSOR_DEFAULT): New macro.
10093 * config/mn10300/mn10300.c (mn10300_processor): New variable.
10094 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10095 (mn10300_handle_option, mn10300_override_options): New functions.
10096 * config/mn10300/mn10300.opt: New file.
10098 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10099 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
10101 PR tree-optimization/19903
10102 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
10103 that don't fit in their type after conversion.
10105 2005-04-05 Uros Bizjak <uros@kss-loka.si>
10108 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
10109 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
10110 Allocate local stack slots here. Set ix86_optimize_mode_switching.
10111 flag here. Implement using define_insn_and_split.
10112 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
10113 (frndintxf2_mask_pm_i387): New insn patterns.
10114 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
10115 Do not set ix86_optimize_mode_switching flag.
10116 (ceilsf2, ceildf2, ceilxf2): Same.
10117 (btruncsf2, btruncdf2, btruncxf2): Same.
10118 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
10120 2005-04-05 Ian Lance Taylor <ian@airs.com>
10123 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
10124 i386_pe_record_external_function.
10125 (i386_pe_record_external_function): Update declaration.
10126 * config/i386/winnt.c (struct extern_list): Add decl field.
10127 (i386_pe_record_external_function): Add decl parameter.
10128 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
10130 * config/i386/i386-protos.h (i386_pe_record_external_function):
10131 Update declaration.
10133 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
10135 * config/m68k/m68k-protos.h: Add a prototype for
10136 valid_dbcc_comparison_p_2.
10137 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
10138 extend_operator, const_uint32_operand, const_sint32_operand,
10139 general_src_operand, nonimmediate_src_operand,
10140 memory_src_operand, post_inc_operand, pre_dec_operand,
10141 pcrel_address): Move to predicates to predicates.md.
10142 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
10143 * config/m68k/m68k.md: Include predicates.md.
10144 * config/m68k/predicates.md: New.
10146 2005-04-04 Roger Sayle <roger@eyesopen.com>
10148 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
10150 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
10152 2005-04-04 Ian Lance Taylor <ian@airs.com>
10154 * c-typeck.c (struct c_switch): Rename switch_stmt field to
10156 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
10157 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
10158 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
10159 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
10160 * c-common.c (c_do_switch_warnings_1): New static function broken
10161 out of c_do_switch_warnings.
10162 (c_do_switch_warnings): Call c_do_switch_warnings_1.
10163 (c_do_switch_expr_warnings): New function.
10164 * c-common.h (c_do_switch_expr_warnings): Declare.
10166 2005-04-04 David Edelsohn <edelsohn@gnu.org>
10167 Daniel Jacobowitz <dan@codesourcery.com>
10169 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
10171 * rtlanal.c (may_trap_p): Same.
10173 2005-04-04 Dale Johannesen <dalej@apple.com>
10175 * ChangeLog: remove reference to ChangeLog.12.
10177 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
10179 CRIS epilogue as RTL.
10180 * config/cris/cris.md: Change all 0 in unspec 0 to
10182 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
10183 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
10185 ("return"): Change to define_expand. Call cris_expand_return for
10187 ("*return_expanded"): New pattern.
10188 ("epilogue"): New define_expand.
10189 * config/cris/cris.h (PREDICATE_CODES): Add
10190 cris_load_multiple_op.
10191 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
10193 (enum cris_retinsn_type): New.
10194 (struct machine_function): New member return_type.
10195 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
10196 (cris_target_asm_function_epilogue): Remove, moving RTLified
10198 (cris_expand_epilogue): New function.
10199 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
10200 (cris_gen_movem_load, cris_load_multiple_op)
10201 (cris_return_address_on_stack_for_return, cris_expand_return): New
10203 (cris_target_asm_function_prologue)
10204 (cris_initial_frame_pointer_offset): Call
10205 cris_reg_saved_in_regsave_area instead of complicated expression.
10206 Call cris_return_address_on_stack instead of an expression.
10207 (cris_print_operand) <case 'o', case 'O'>: New cases.
10208 (cris_return_address_on_stack): Change return-type to bool.
10209 (cris_simple_epilogue): Ditto. Return false if registers are
10211 * config/cris/cris-protos.h (cris_simple_epilogue)
10212 (cris_return_address_on_stack): Adjust prototype return type.
10213 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
10214 (cris_return_address_on_stack_for_return): New prototypes.
10216 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10218 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
10219 gpr_or_int12_operand.
10221 * config/frv/frv-protos.h: Add a prototype to
10222 frv_legitimate_memory_operand and frv_const_unspec_p.
10223 (frv_unspec): Move from frv.c.
10224 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
10225 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
10226 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
10227 gpr_or_fpr_operand, gpr_or_int12_operand,
10228 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
10229 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
10230 int6_operand, int5_operand, uint5_operand, uint4_operand,
10231 uint1_operand, int_2word_operand, uint16_operand,
10232 upper_int16_operand, integer_register_operand,
10233 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
10234 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
10235 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
10236 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
10237 move_destination_operand, movcc_fp_destination_operand,
10238 frv_function_symbol_referenced_p, move_source_operand,
10239 condexec_dest_operand, condexec_source_operand,
10240 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
10241 const_unspec_operand, gpr_or_memory_operand,
10242 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
10243 icc_operand, fcc_operand, cc_operand, icr_operand,
10244 fcr_operand, cr_operand, call_operand, sibcall_operand,
10245 symbolic_operand, relational_operator,
10246 integer_relational_operator, float_relational_operator,
10247 ccr_eqne_operator, minmax_operator,
10248 condexec_si_binary_operator, condexec_si_media_operator,
10249 condexec_si_divide_operator, condexec_si_unary_operator,
10250 condexec_sf_conv_operator, condexec_sf_add_operator,
10251 condexec_memory_operand, intop_compare_operator, acc_operand,
10252 even_acc_operand, quad_acc_operand, accg_operand: Move to
10254 * config/frv/frv.h (PREDICATE_CODES): Remove.
10255 * config/frv/frv.md: Include predicates.md.
10256 * config/frv/predicates.md: New.
10258 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
10261 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
10262 * tree-ssa-loop-ivopts.c: Include langhooks.h.
10263 (add_standard_iv_candidates_for_size): New function, extracting code
10264 from add_standard_iv_candidates and parameterizing it by type size.
10265 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
10267 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
10269 * system.h (GCOV_SIZE_TYPE): Unposion.
10270 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
10271 (GCOV_TYPE_SIZE): ...this new macro.
10272 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
10273 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
10274 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
10275 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
10276 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
10277 instead of unsigned_intSI_type_node.
10278 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
10279 (rtl_gen_one_value_profiler_no_edge_manipulation)
10280 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
10281 * value-prof.c: Include coverage.h.
10283 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
10284 Diego Novillo <dnovillo@redhat.com>
10286 Fix PR tree-optimization/20703
10287 Fix PR tree-optimization/20725
10289 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
10290 (create_expression_by_pieces): Ditto.
10291 (valid_in_set): Ditto. Also handle tcc_declaration.
10292 (find_or_generate_expression): Handle comparison class.
10293 (insert_into_preds_of_block): Ditto.
10294 (insert_aux): Ditto.
10295 (create_value_expr_from): Handle comparison class, recursively
10296 handle reference nodes.
10297 (compute_avail): Handle comparison classes, rewrite a little cleaner.
10298 (execute_pre): Fix spacing.
10299 (do_fre): Renamed to execute_fre.
10301 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10303 * doc/invoke.texi (SPARC options): Document that
10304 -mlittle-endian is not supported on Linux either.
10306 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10310 * config.gcc (Obsolete configurations): Remove
10311 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
10312 (sparclite-*-coff*): Delete.
10313 (sparclite-*-elf*): Likewise.
10314 (sparc86x-*-elf*): Likewise.
10315 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
10316 * config/sparc/lite.h: Delete.
10317 * config/sparc/litecoff.h: Likewise.
10318 * config/sparc/liteelf.h: Likewise.
10319 * config/sparc/sp86x-elf.h: Likewise.
10320 * config/sparc/t-sparclite: Likewise.
10321 * config/sparc/t-sp86x: Likewise.
10323 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
10325 * config/s390/s390-protos.h: (s390_comparison,
10326 s390_alc_comparison, s390_slb_comparison, const0_operand,
10327 consttable_operand, larl_operand, s_operand,
10328 shift_count_operand, bras_sym_operand, load_multiple_operation,
10329 store_multiple_operation, s390_plus_operand): Remove prototypes.
10330 (s390_legitimate_address_without_index_p): New prototype.
10331 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
10333 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
10334 const0_operand, consttable_operand, larl_operand, s_operand,
10335 shift_count_operand, bras_sym_operand, load_multiple_operation,
10336 store_multiple_operation, s390_plus_operand): Move to
10338 (check_mode): Remove.
10339 (s390_branch_condition_mask): Remove 'static'. Move prototype to
10341 (s390_legitimate_address_without_index_p): New.
10342 * config/s390/s390.h (PREDICATE_CODES): Remove.
10343 * config/s390/s390.md: Include predicates.md.
10344 * config/s390/predicates.md: New.
10346 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10349 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
10350 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
10351 (NEED_INDICATE_EXEC_STACK): Define to 1.
10352 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
10353 (NEED_INDICATE_EXEC_STACK): Define to 1.
10354 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
10355 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
10356 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
10357 (pic_helper_emitted_p): New global.
10358 (emit_pic_helper): New function extracted from...
10359 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
10360 Do not call emit_pic_helper if delay_pic_helper is true.
10361 (sparc_expand_prologue): Pass 'false' to load_pic_register.
10362 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
10363 (sparc_file_end): New function.
10365 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10367 * config/mcore/mcore-protos.h: Remove the prototypes for
10368 mcore_arith_reg_operand, mcore_general_movsrc_operand,
10369 mcore_general_movdst_operand, mcore_reload_operand,
10370 mcore_arith_J_operand, mcore_arith_K_operand,
10371 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
10372 mcore_arith_K_S_operand, mcore_arith_imm_operand,
10373 mcore_arith_any_imm_operand, mcore_arith_O_operand,
10374 mcore_literal_K_operand, mcore_addsub_operand,
10375 mcore_compare_operand, mcore_load_multiple_operation,
10376 mcore_store_multiple_operation, mcore_call_address_operand.
10377 Add a prototype for const_ok_for_mcore.
10378 * config/mcore/mcore.c (mcore_call_address_operand,
10379 mcore_general_movsrc_operand, mcore_general_movdst_operand,
10380 mcore_arith_reg_operand, mcore_reload_operand,
10381 mcore_arith_J_operand, mcore_arith_K_operand,
10382 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
10383 mcore_arith_M_operand, mcore_arith_imm_operand,
10384 mcore_arith_any_imm_operand, mcore_arith_O_operand,
10385 mcore_literal_K_operand, mcore_addsub_operand,
10386 mcore_compare_operand, mcore_load_multiple_operation,
10387 mcore_store_multiple_operation): Move to predicates.md.
10388 (const_ok_for_mcore): Export.
10389 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
10390 * config/mcore/mcore.md: Include predicates.md.
10391 * config/mcore/predicates.md: New.
10393 * config/mcore/predicates.md: Fix a comment typo.
10395 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
10396 Adrian Straetling <straetling@de.ibm.com>
10398 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
10399 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
10400 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
10402 ("imul"): Removed from "type" attribute.
10403 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
10404 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
10405 Changed type to imulsi.
10406 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
10408 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10410 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
10411 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
10412 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
10413 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
10414 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
10415 (TARGET_SWITCHES, mcore_stack_increment_string)
10416 (TARGET_OPTIONS): Delete.
10417 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
10418 than *_BIT constants.
10419 (TARGET_8ALIGN): #undef old definition before redefining to 1.
10420 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
10421 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
10422 (mcore_override_options): Delete mcore_stack_increment code.
10423 Change use of M340_BIT to MASK_M340.
10424 * config/mcore/mcore.opt: New file.
10426 2005-04-04 Ian Lance Taylor <ian@airs.com>
10428 * config/arm/arm.c (replace_symbols_in_block): Remove static
10431 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10433 * config/fr30/fr30-protos.h: Remove the prototypes for
10434 stack_add_operand, add_immediate_operand,
10435 high_register_operand, low_register_operand, call_operand,
10436 di_operand, and nonimmediate_di_operand.
10437 * config/fr30/fr30.c (stack_add_operand,
10438 add_immediate_operand, high_register_operand,
10439 low_register_operand, call_operand, di_operand,
10440 nonimmediate_di_operand): Move to predicates.md.
10441 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
10442 * config/fr30/fr30.md: Include predicates.md.
10443 * config/fr30/predicates.md: New.
10445 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
10446 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
10447 mcore_call_address_operand.
10449 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
10450 general_movsrc_operand.
10452 2005-04-04 Alan Modra <amodra@bigpond.net.au>
10454 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
10457 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
10460 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
10463 2005-04-04 Richard Henderson <rth@redhat.com>
10464 Jakub Jelinek <jakub@redhat.com>
10466 PR rtl-optimization/16104
10467 * fold-const.c (fold_unary): Fix folding of vector conversions.
10469 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10471 * config.gcc (xstormy16-*-elf): Set extra_options.
10472 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
10473 * config/stormy16/stormy16.opt: New file.
10475 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10477 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
10478 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
10479 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
10480 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
10481 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
10482 (TARGET_UNIX_ASM): Delete.
10483 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
10484 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
10485 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
10486 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10487 * config/pdp11/pdp11.opt: New file.
10489 2005-04-03 Roger Sayle <roger@eyesopen.com>
10490 Alexandre Oliva <aoliva@redhat.com>
10493 * fold-const.c (non_lvalue): Split tests into...
10494 (maybe_lvalue_p): New function.
10495 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
10496 C++ front-end prior to lowering into gimple form.
10498 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10500 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
10501 BUILT_IN_STRNCASECMP): New.
10502 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
10505 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
10508 * arm.md (addsi3_compare0_for_combiner): Delete.
10509 (addsi3_compare0_scratch_for_combiner): Delete.
10510 (cmpsi_neg_shiftsi): Delete.
10511 (compare_negsi_si): New pattern.
10512 (cmpsi_negshiftsi_si): New pattern.
10513 (negated_cbranchsi4): Restrict to equality_operator.
10515 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
10518 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10520 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
10523 * doc/install.texi: Fix a typo.
10525 2005-04-03 Steven Bosscher <stevenb@suse.de>
10527 PR middle-end/20648
10528 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
10529 a computed goto if the edge to the computed goto block has
10530 incoming abnormal edges. Clarify how the function works.
10532 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
10534 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
10535 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
10536 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
10537 hash_scan_set, reg_set_between_after_reload_p,
10538 reg_used_between_after_reload_p, get_avail_load_store_reg,
10539 eliminate_partially_redundant_load): Likewise.
10540 * postreload.c (reload_cse_simplify_set,
10541 reload_combine_note_use): Likewise.
10542 * predict.c (predict_insn, expected_value_to_br_prob,
10543 propagate_freq, expensive_function_p): Likewise.
10544 * print-rtl.c (print_rtx): Likewise.
10545 * profile.c (instrument_edges, instrument_values,
10546 compute_branch_probabilities, branch_prob, union_groups,
10547 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
10548 * protoize.c (in_system_include_dir, file_could_be_converted,
10549 file_normally_convertible, gen_aux_info_file, seek_to_line,
10550 do_cleaning): Likewise.
10551 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
10552 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
10553 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
10555 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10557 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
10558 * modulo-sched.c (undo_replace_buff_elem): New structure.
10559 (kernel_number_of_cycles, ps_unschedule_node,
10560 undo_generate_reg_moves,free_undo_replace_buff,
10561 undo_permute_partial_schedule, loop_single_full_bb_p,
10562 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
10563 build_loops_structure, get_sched_window): New.
10564 (generate_reg_moves): Return undo_replace_buff_elem and other
10566 (generate_prolog_epilog): Remove old loop versioning.
10567 (sms_schedule): Use loop information and loop_version.
10568 (sms_schedule_by_order): Split part of it to get_sched_window.
10569 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
10570 cfg_layout_finalize and free_dominance_info before/after SMS.
10572 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10574 * cfghooks.c (lv_flush_pending_stmts,
10575 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
10576 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
10577 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
10578 lv_add_condition_to_bb,
10579 lv_adjust_loop_header_phi, extract_cond_bb_edges,
10580 flush_pending_stmts): New in cfg_hooks structure.
10581 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
10582 extract_cond_bb_edges, lv_adjust_loop_header_phi,
10583 lv_add_condition_to_bb): New declarations.
10584 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
10586 (loop_version): Declare.
10587 * cfgloopmanip.c (cfghooks.h): Include.
10588 (duplicate_loop_to_header_edge): Change return type to bool.
10589 (loop_version, lv_adjust_loop_entry_edge): Move here.
10590 * cfgrtl.c (cfgloop.h): Include.
10591 (rtl_verify_flow_info_1): Fix.
10592 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
10593 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
10595 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
10596 tree_lv_add_condition_to_bb): New.
10597 (tree_cfg_hooks): Add new hooks to initialization.
10598 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
10599 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
10601 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10603 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
10604 xstormy16_below100_or_register,
10605 xstormy16_splittable_below100_or_register, and
10606 nonimmediate_nonstack_operand.
10608 * config/stormy16/stormy16-protos.h: Remove the prototypes for
10609 xstormy16_ineqsi_operator, equality_operator,
10610 inequality_operator, shift_operator,
10611 xstormy16_below100_operand, xstormy16_below100_or_register,
10612 xstormy16_splittable_below100_or_register,
10613 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
10614 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
10615 equality_operator, inequality_operator,
10616 xstormy16_below100_operand, xstormy16_below100_or_register,
10617 xstormy16_splittable_below100_or_register,
10618 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
10619 nonimmediate_nonstack_operand, shift_operator): Move to
10621 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
10622 * config/stormy16/stormy16.md: Include predicates.md.
10623 * config/stormy16/predicates.md: New.
10625 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
10627 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
10628 small_int, large_int, reg_or_0_operand, simple_memory_operand,
10629 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
10630 move_operand, power_of_2_operand): Move to predicates.md.
10631 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
10632 PREDICATE_CODE): Remove.
10633 * config/iq2000/iq2000.md: Include predicates.md.
10634 * config/iq2000/predicates.md: New.
10636 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
10638 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
10639 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
10640 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
10641 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
10642 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
10643 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
10644 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
10645 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
10646 (TARGET_M68HC11): Delete.
10647 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
10648 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
10649 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
10650 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
10651 (nb_soft_regs): Delete.
10652 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
10653 (m68hc11_override_options): Remove the code that caters for MASK_M6811
10654 and MASK_M6812 being set simultaneously. Change the code that sets
10655 the default m68hc11_soft_reg_count to use integers instead of strings.
10656 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
10657 m68hc11_soft_reg_count (which now has an int type) as the number
10659 * config/m68hc11/m68hc11.opt: New file.
10661 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
10663 * config/fr30/fr30.h (PREDICATE_CODES): Remove
10664 fp_displacement_operand, sp_displacement_operand.
10666 * config/m68hc11/m68hc11-protos.h: Add a prototype for
10668 Remove the prototypes for tst_operand, cmp_operand,
10669 stack_register_operand, d_register_operand,
10670 hard_addr_reg_operand, splitable_operand,
10671 m68hc11_logical_operator, m68hc11_arith_operator,
10672 m68hc11_non_shift_operator, m68hc11_shift_operator,
10673 m68hc11_unary_operator, m68hc11_eq_compare_operator,
10674 non_push_operand, hard_reg_operand, and
10675 reg_or_some_mem_operand.
10676 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
10678 (tst_operand, cmp_operand, non_push_operand,
10679 splitable_operand, reg_or_some_mem_operand,
10680 stack_register_operand, d_register_operand,
10681 hard_addr_reg_operand, hard_reg_operand,
10682 m68hc11_eq_compare_operator, m68hc11_logical_operator,
10683 m68hc11_arith_operator, m68hc11_non_shift_operator,
10684 m68hc11_shift_operator, m68hc11_unary_operator): Move to
10686 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
10687 * config/m68hc11/m68hc11.md: Include predicates.md.
10688 * config/m68hc11/predicates.md: New.
10690 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10693 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
10694 change checked in along with 2005-03-03's patch for debug/20253.
10695 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
10696 (remap_decl): Insert type decl in map earlier.
10698 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10700 PR tree-optimization/20640
10701 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
10702 post-dominator if it has phi nodes.
10703 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
10704 before dead statements.
10706 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10708 PR middle-end/20491
10709 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
10711 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10713 PR rtl-optimization/20290
10714 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
10715 in every iteration if the entry point is the exit test.
10717 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
10719 * config/cris/cris.md (attribute "length"): Define.
10721 2005-04-02 Geoffrey Keating <geoffk@apple.com>
10723 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
10724 (word_offset_memref_operand): New.
10725 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
10726 (indexed_or_indirect_operand): Delete.
10727 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
10728 (indexed_or_indirect_operand): Delete.
10730 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
10733 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
10736 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
10737 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
10739 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10741 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
10743 2005-04-01 Ian Lance Taylor <ian@airs.com>
10745 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
10746 (rus, prus): Remove static variables.
10747 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
10748 (process_command): Permit report_times and use_pipes together.
10750 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
10752 * c-decl.c (validate_proto_after_old_defn): Look at
10753 TYPE_MAIN_VARIANT of argument types.
10755 2005-04-01 Paul Brook <paul@codesourcery.com>
10757 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
10758 (arm_output_function_epilogue): Allow call_via_SP.
10759 (thumb_call_via_reg, arm_file_end): Ditto.
10760 * config/arm/arm.h (struct machine_function): Include space for SP.
10761 (thumb_call_via_label): Update declaration.
10763 2005-04-01 Ian Lance Taylor <ian@airs.com>
10765 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
10766 doing a peephole optimization, once again put any notes in the
10769 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10771 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
10773 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
10775 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
10776 (block_alloc, find_free_reg): Likewise.
10777 * loop-doloop.c (doloop_modify): Likewise.
10778 * loop-invariant.c (record_use): Likewise.
10779 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
10780 get_iv_value, canon_condition, eliminate_implied_condition,
10781 eliminate_implied_condition, simplify_using_initial_values,
10782 shorten_into_mode, canonicalize_iv_subregs,
10783 iv_number_of_iterations): Likewise.
10784 * loop-unroll.c (expand_var_during_unrolling): Likewise.
10785 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
10786 unswitch_loop): Likewise.
10787 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
10788 move_movables, replace_call_address, find_and_verify_loops,
10789 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
10790 record_giv, final_giv_value, general_induction_var,
10791 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
10792 loop_giv_dump): Likewise.
10794 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
10795 GCOV_CHECK_WRITING): Remove.
10796 (gcov_position, gcov_rewrite): Use gcc_assert.
10797 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
10798 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
10799 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
10802 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10804 * tree-inline.c: Fix a typo.
10806 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
10808 * configure.ac (enable-checking): Explicitly set all variables for
10809 collective switch values. Alphabetize variables. Rename
10810 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
10812 * doc/install.texi (enable-checking): Update documentation.
10813 * configure: Rebuilt.
10815 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10817 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
10820 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
10822 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
10823 Also reject cases where this pattern will cause load delay stalls
10824 unless optimizing for size and it will produce a shorter sequence.
10825 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
10826 variants to avoid pre-adjusting the base when possible.
10828 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
10830 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
10831 the frame and argument pointers.
10832 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
10833 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
10834 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
10835 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
10836 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
10837 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
10839 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
10841 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
10842 with entry for selectany attribute.
10843 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
10845 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
10846 (i386_pe_asm_named_section): Handle sections generated by
10847 selectany attribute.
10848 * doc/extend.texi (selectany): Document attribute.
10850 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
10851 Jan Hubicka <jh@suse.cz>
10853 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
10854 to fix addresses involving EBP and ESP.
10855 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
10856 for SUBREGed registers.
10857 (legitimate_address_p): Accept SUBREGed registers.
10859 2005-04-01 Jakub Jelinek <jakub@redhat.com>
10862 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
10863 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
10866 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10868 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
10870 2005-04-01 James E Wilson <wilson@specifixinc.com>
10873 * dwarf2out.c (rtl_for_decl_init): New function.
10874 (rtl_for_decl_location): Extracted from here.
10875 (tree_add_const_value_attribute): Call rtl_for_decl_init and
10876 add_const_value_attribute. Delete initializer_constant_valid_p call.
10878 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10880 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
10881 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
10882 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
10883 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
10884 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
10885 config/i386/i386.md, config/rs6000/predicates.md,
10886 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
10887 config/s390/s390.c, config/stormy16/stormy16.c,
10888 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
10891 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
10894 * gimplify.c (gimplify_expr): Create a temporary for lvalue
10895 COND_EXPR and CALL_EXPR.
10897 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
10900 * genautomata.c (first_cycle_unit_presence): Check all alternative
10901 states for unit presence.
10903 * doc/md.texi: Remove remark about impossibility to query unit
10904 presence in non nondeterministic automaton state.
10906 * config/ia64/ia64.c (get_template): Change order of unit querying.
10908 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10910 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
10913 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
10915 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
10916 flag for edges outside any loops.
10918 2005-03-31 Janis Johnson <janis187@us.ibm.com>
10920 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
10922 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10924 * tree-ssa-alias.c: Follow spelling conventions.
10925 * doc/tree-ssa.texi: Fix a typo.
10927 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
10929 * postreload-gcse.c: Include target.h.
10930 (gcse_after_reload_main): Return early if we cannot modify jumps.
10931 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
10933 2005-03-31 David Edelsohn <edelsohn@gnu.org>
10935 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
10936 expensive operations.
10938 2005-03-31 Ian Lance Taylor <ian@airs.com>
10940 * collect2.c (lderrout): New variable.
10941 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
10942 if it is set, to stderr.
10943 (handler): Unlink lderrout if it is set.
10944 (dump_file): Add "to" parameter. Change all callers.
10945 (main): Initialize lderrout.
10946 (collect_execute): Add errname parameter. Change all callers.
10947 Rename redir parameter to outname. Never pass
10948 PEX_STDERR_TO_STDOUT to pex_run.
10949 * collect2.h (collect_execute, dump_file): Update declarations.
10950 * tlink.c (tlink_execute): Add errname parameter. Change all
10952 (do_tlink): Check lderrout as well as ldout.
10954 2005-03-31 Caroline Tice <ctice@apple.com>
10956 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
10957 (bb-reorder.o): Add errors.h to list of requirements.
10958 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
10959 profiledbootstrap flags.
10960 * bb-reorder.c (errors.h): Add new include.
10961 (struct bbro_basic_block_data_def): Add new field, in_trace.
10962 (add_unlikely_executed_notes): Remove function.
10963 (mark_bb_for_unlikely_executed_section): Remove function.
10964 (insert_section_boundary_note): New function.
10965 (verify_hot_cold_block_grouping): New function.
10966 (push_to_next_round_p): Remove variables and tests that push all
10967 cold blocks to last round.
10968 (find_traces): Remove code that added extra round of trace finding
10969 when doing partitioning.
10970 (find_traces_1_round) : Remove variable last_round; add code to
10971 update new struct field, in_trace; correct trace_length where it was
10972 incorrect before (after call to copy_bb); change code that pushed all
10973 cold blocks to last round. Instead verify that all blocks going into
10974 a trace belong in the same partition.
10975 (connect_traces): Modify to connect the traces in two passes, if the
10976 function contains both hot and cold blocks. The first pass connects
10977 all the traces for blocks in the partition that the first block in
10978 the function belongs to; the second pass connnects all the traces
10979 containing blocks that belong in the other partition.
10980 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10981 code that automatically put the first block in a function into the
10982 hot partition if the function had any hot blocks.
10983 (fix_crossing_unconditional_branches): Check number of succ edges
10984 before attempting to get one.
10985 (fix_edges_for_rarely_executed_code): Update comment describing
10987 (reorder_basic_blocks): Add code to initialize new field (in_trace);
10988 remove call to add_unlikely_executed_notes; add call to
10989 verify_hot_cold_block_grouping.
10990 (duplicate_computed_gotos): Don't change computed goto if it's a
10992 (partition_hot_cold_basic_blocks): Update function comment.
10993 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
10995 (try_forward_edges): Likewise.
10996 (merge_blocks_move_predecessor_nojumps): Likewise.
10997 (merge_blocks_move_successor_nojumps): Likewise.
10998 (merge_blocks_move): Likewise.
10999 (try_crossjump_bb): Likewise.
11000 * cfglayout.c (update_unlikely_executed_notes): Remove function.
11001 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
11002 notes to cold bb's; remove call to update_unlikely_executed_notes.
11003 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11004 NOTE_INSN_SWITCH_TEXT_SECTIONS.
11005 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
11006 function declaration.
11007 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
11008 from consideration.
11009 (rtl_can_merge_blocks): Remove redundancy from condition.
11010 (try_redirect_by_replacing_jump): Likewise.
11011 (force_nonfallthru_and_redirect): Remove code for adding
11012 UNLIKELY_EXECUTED_CODE notes to cold bb's.
11013 (commit_one_edge_insertion): Likewise.
11014 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
11015 * dbxout.c (FORCE_TEXT): Replace function_section with
11016 current_function_section.
11017 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
11018 function, switch_text_section.
11019 (struct xcoff_debug): Likewise.
11020 (dbxout_function_end): Add code to put out label diffs for both
11021 hot and cold sections.
11022 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
11023 for new debug_hooks funciton, switch_text_section..
11024 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
11025 switch_text_section.
11026 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
11027 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
11028 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
11029 dw_fde_switched_sections.
11030 (output_call_frame_info): Add test to see if function switches text
11031 sections in the middle; if so, use appropriate extra hot and cold
11032 section labels to compute size deltas for the hot and cold sections.
11033 (dwarf2out_begin_prologue): Add code to initialize new fields in
11035 (dwarf2out_switch_text_section): New function (invoked through
11036 debug_hook); updates new fields in dw_fde_struct appropriately and
11037 increments separate_line_info_table_in_use.
11038 (dwarf2_debug_hooks): Initialize switch_text_section function to be
11039 dwarf2out_switch_text_section.
11040 (struct var_loc_node): Add new field, section_label.
11041 (output_aranges): Add code to check whether in hot or cold section and
11042 use the appropriate label in calculating deltas.
11043 (output_ranges): Likewise.
11044 (output_line_info): Add code to check which section we're in and
11045 use appropriate hot/cold label.
11046 (add_location_or_constant_value_attribute): Likewise.
11047 (gen_subprogam_die): Modify arange attributes to use correct labels.
11048 (dwarf2out_begin_block): Change call to function_section into call to
11049 current_function_section.
11050 (dwarf2out_end_block): Likewise.
11051 (dwarf2out_source_line): Likewise.
11052 (dwarf2out_var_location): Add code to check whether in hot or cold
11053 section and use the appropriate label.
11054 * except.c (output_function_exception_table): Change call to
11055 function_section into call to current_function_section.
11056 * final.c (profile_function): Likewise.
11057 (scan_ahead_for_unlikely_executed_note): Remove function.
11058 (final_scan_insn): Remove calls to
11059 scan_ahead_for_unlikely_executed_note, and related code for switching
11060 to cold section, except for the single time
11061 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
11062 debug_hooks->switch_text_sections; replace appropriate calls to
11063 function_section with calls to current_function_section.
11064 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
11065 test_bb to condition.
11066 (find_if_case_2): Likewise.
11067 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11068 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
11069 * opts.c (decode_options): Change warning about hot/cold partitioning
11070 with exceptionss to inform (so as not to cause bootstrap failures);
11071 remove warning about partitioning with DWARF debug info.
11072 * output.h (current_function_section): Add new function decl.
11073 (insert_section_boundary_note): Likewise.
11074 (enum in_section): Move this declaration here from varasm.c.
11075 (unlikely_section_label): Likewise.
11076 (unlikely_text_section_name): Likewise.
11077 (last_text_section_name): New global variable.
11078 (last_text_section): Likewise.
11079 (hot_section_label): Likewise.
11080 (hot_section_end_label): Likewise.
11081 (cold_section_end_label): Likewise.
11082 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
11083 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
11084 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
11085 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
11086 insn from consideration.
11087 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
11088 switch_text_section.
11089 * varasm.c (basic-block.h): Add new include.
11090 (unlikely_section_label_printed): Remove global variable.
11091 (unlikely_section_label): Make global variable not be static any more.
11092 (unlikely_text_section_name): Likewise.
11093 (hot_section_end_label): New global variable (not static)
11094 (first_function_block_is_cold): Likewise.
11095 (hot_section_label): Likewise.
11096 (cold_section_end_label): Likewise..
11097 (last_text_section): New global variable, not static.
11098 (last_text_section_name): New global variable, not static.
11099 (initialize_cold_section_name): New function.
11100 (enum in_section): Move declaration to output.h.
11101 (text_section): Update last_text_section.
11102 (unlikely_text_section): Replace code to determine cold section name
11103 with call to initialize_cold_section_name; Add code to update
11104 last_text_section; remove code for printing out label.
11105 (named_section_real): Add code to update last_text_section and
11106 last_text_section_name as appropriate.
11107 (function_section): Change test for 'unlikely' to depend on
11108 first_function_block_is_cold (moved old test to
11109 current_function_section).
11110 (current_function_section): New function.
11111 (assemble_start_function): Move code that frees
11112 unlikely_text_section_name; initialize hot_section_end_label;
11113 print hot and cold section labels at the start of the function;
11114 set first_function_block_is_cold, if appropriate; initialize l
11115 ast_text_section; add call to insert_section_boundary_note.
11116 (assemble_end_function): Add code to write out hot and cold section
11118 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
11119 switch_text_section.
11120 * config/darwin.c (machopic_select_section): Replace incorrect
11121 function in base_funs; update reloc for cold sections if necessary.
11122 * config/darwin.h (SECTION_FUNCTION): Add code to update
11123 last_text_section if appropriate.
11124 (text_unlikely_section): Remove.
11125 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
11126 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
11127 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
11128 partitioning for this architecture.
11130 2005-03-31 Olivier Hainque <hainque@adacore.com>
11132 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
11133 defined and non-zero.
11135 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
11138 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
11141 2005-03-31 Alan Modra <amodra@bigpond.net.au>
11144 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
11145 label operand. Remove (use (unspec..)). Don't emit a label on
11147 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
11148 generate inline label for load_toc_v4_PIC_1b.
11149 (rs6000_emit_load_toc_table): Likewise.
11151 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11153 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
11154 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
11156 2005-03-29 Devang Patel <dpatel@apple.com>
11158 * tree-sra.c (decide_block_copy): Disable scalarization of
11161 2005-03-30 Stuart Hastings <stuart@apple.com>
11162 Dale Johannesen <dalej@apple.com>
11164 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
11165 * print-tree.c (print_node): Add case STATEMENT_LIST.
11167 2005-03-31 Alan Modra <amodra@bigpond.net.au>
11169 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
11170 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
11171 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
11172 is given with "powerpc64*" or "all", or when --with-cpu chooses
11175 2005-03-30 James E. Wilson <wilson@specifixinc.com>
11178 * dwarf2out.c (add_high_low_attributes): New function, extracted from
11179 gen_lexical_block_die.
11180 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
11182 2005-03-31 Jan Hubicka <jh@suse.cz>
11184 2004-11-02 Jan Hubicka <jh@suse.cz>
11186 * cgraph.c (cgraph_varpool_node_name): New function.
11187 (dump_cgraph_varpool_node): New function.
11188 (dump_varpool): New function.
11189 * cgraphunit.c (cgraph_optimize): Dump varpool.
11191 2004-10-16 Jan Hubicka <jh@suse.cz>
11193 * cgraph.c (decide_is_variable_needed): New function.
11194 (cgraph_varpool_finalize_decl): Use it.
11195 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
11197 * final.c (output_addr_const): Do not call mark_referenced.
11198 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
11199 always go via cgraph.
11200 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
11201 (check_global_declarations): Ifdef out code clearing DECL_RTL.
11202 * tree-optimize.c (execute_inline): Mark functions called.
11203 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
11205 2004-10-11 Jan Hubicka <jh@suse.cz>
11207 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
11208 (cgraph_varpool_last_needed_node): New static variable.
11209 (enqueue_needed_varpool_node): Break out from ...; add items to the
11210 end of queue; update first pointers.
11211 (cgraph_varpool_mark_needed_node): ... here.
11212 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
11213 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
11214 * cgraph.h (cgraph_varpool_node): Add analyzed field.
11215 (cgraph_varpool_first_unanalyzed_node): Declare.
11216 * cgraphunit.c: Include output.h.
11217 (cgraph_varpool_analyze_pending_decls): New function.
11218 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
11219 for errors, analyze pending decls.
11220 (cgraph_finalize_compilation_unit): Only analyze decls.
11221 (cgraph_optimize): Assemble the decls after expanding.
11223 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
11225 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
11226 subvars get marked properly in tags for grouping.
11227 (add_pointed_to_var): Mark only actual pointed to
11228 variables/subvars in addresses needed.
11229 (create_overlap_variables_for): Clear call clobbered on original
11231 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
11232 addresable vars with subvars into list.
11233 * tree-ssa.c (verify_ssa_name): Verify original is not used where
11236 2005-03-30 Richard Henderson <rth@redhat.com>
11238 * cgraph.h (struct cgraph_node): Add alias.
11239 * varasm.c (assemble_alias): Set it.
11240 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
11241 avoid calling cgraph_expand_function.
11243 2005-03-30 Tom Tromey <tromey@redhat.com>
11245 * tree.def (FILE_TYPE): Removed.
11246 * typeclass.h (enum type_class): Removed file_type_class.
11247 * dwarf2out.c (is_base_type): Updated.
11248 (gen_type_die): Likewise.
11249 * dbxout.c (dbxout_type): Updated.
11250 * builtins.c (type_to_class): Updated.
11251 * tree.c (type_contains_placeholder_1): Updated.
11252 * config/sparc/sparc.c (sparc_type_code): Updated.
11253 * config/ia64/ia64.c (hfa_element_mode): Updated.
11254 * expr.c (count_type_elements): Updated.
11255 * stor-layout.c (layout_type): Updated.
11256 * tree-inline.c (remap_type): Updated.
11257 * tree-pretty-print.c (dump_generic_node): Updated.
11259 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
11261 * builtins.c (expand_builtin_powi): Fix mode of
11262 2nd argument to match int.
11263 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
11264 2nd argument type to int.
11265 * libgcc2.c: Change prototype of __powi* functions to use
11268 2005-03-30 Dale Johannesen <dalej@apple.com>
11270 PR middle-end/19225
11271 * calls.c (expand_call): Flush pending deferrals before
11274 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
11278 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
11279 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
11280 c_label_context, label_context_stack): New.
11281 * c-decl.c (define_label): Check for jumps into statement
11282 expressions. Add label to list of defined labels.
11283 (start_function): Push context on label_context_stack.
11284 (finish_function): Pop context from label_context_stack.
11285 * c-typeck.c (label_context_stack): New.
11286 (c_finish_goto_label): Check for jumps into statement
11287 expressions. Add label to list of jumped to labels.
11288 (struct c_switch): Add blocked_stmt_expr.
11289 (c_start_case): Initialize it.
11290 (do_case): Check it.
11291 (c_finish_case): Verify !blocked_stmt_expr.
11292 (c_begin_stmt_expr): Push context on label_context_stack.
11293 Increment blocked_stmt_expr. Mark labels jumped to from outside
11295 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
11296 defined in the statement expression and no longer jumpable to.
11297 Mark labels jumped to from just outside the statement expression
11298 as again definable. Pop context from label_context_stack.
11299 * doc/extend.texi (Statement Exprs): Update.
11301 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
11304 * c-decl.c (start_function): Check for old_decl being
11307 2005-03-30 Ian Lance Taylor <ian@airs.com>
11309 * final.c (final): Remove prescan parameter. Change all callers.
11310 (final_scan_insn): Remove prescan parameter. Change all callers.
11312 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
11314 * tree-vectorizer.c: Fix comment typos.
11316 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
11318 * tree-scalar-evolution.c (instantiate_parameters_1): Return
11319 as soon as a chrec_dont_know is detected.
11321 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
11323 Merge from csl-arm-branch.
11324 2004-02-12 Mark Mitchell <mark@codesourcery.com>
11326 * tlink.c (recompile_files): Do not assume that "rename" can
11327 overwrite an existing file.
11329 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
11331 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
11332 * gcc/configure: Regenerate.
11334 2005-03-30 Alan Modra <amodra@bigpond.net.au>
11336 * doc/install.texi: Update binutils requirement for powerpc*-linux.
11338 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
11340 * calls.c (struct arg_data): Update "partial" comment.
11341 (load_register_parameters): Update "nregs" comment.
11343 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11345 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
11346 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
11347 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
11348 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
11349 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
11350 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
11351 than target_flags & 0.
11352 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
11353 (iq2000_arch, iq2000_parse_cpu): Delete.
11354 (TARGET_HANDLE_OPTION): Override default.
11355 (iq2000_handle_option): New function.
11356 (override_options): Remove -march= and -mcpu= handling.
11357 * config/iq2000/iq2000.opt: New file.
11359 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11361 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
11362 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
11363 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
11364 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
11365 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
11366 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
11367 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
11368 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
11369 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
11370 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
11371 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
11372 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
11373 (c4x_rpts_cycles_string, c4x_cpu_version_string)
11374 (TARGET_OPTIONS): Delete.
11375 (c4x_rpts_cycles, c4x_cpu_version): Declare.
11376 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
11377 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
11378 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
11379 (c4x_cpu_version_string): Delete.
11380 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11381 (c4x_handle_option): New function. Map -m3x and -m4x options to the
11382 equivalent -mcpu= option.
11383 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
11384 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
11385 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
11386 or clearing the appropriate MASK_* bit.
11387 (c4x_file_start): Use c4x_cpu_version.
11388 * config/c4x/c4x.opt: New file.
11390 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11392 * doc/options.texi: Document the new MaskExists flag.
11393 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
11394 if the option has the MaskExists flag.
11396 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11398 * opt-functions.awk (flag_set_p, test_flag): New functions.
11399 (switch_flags): Use them.
11400 * opth-gen.awk: Use flag_set_p to check for flags.
11401 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
11403 2005-03-30 Ian Lance Taylor <ian@airs.com>
11405 * config.host (i[34567]86-*-mingw32*): Don't set
11406 host_can_use_collect2 to no.
11408 2005-03-30 Alan Modra <amodra@bigpond.net.au>
11411 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
11412 Remove convert_memory_address call duplicating that in memory_address.
11414 2005-03-29 Richard Henderson <rth@redhat.com>
11417 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
11418 (build_compound_literal): Likewise. Propagate decl type into the
11420 (finish_decl): Likewise. Use new return value from complete_array_type
11421 for zero sized arrays.
11422 (complete_array_type): Move ...
11423 * c-common.c (complete_array_type): ... here. Change first argument
11424 to pointer-to-type-node. Consistently use sizetype for the index
11425 except for zero sized arrays. Detect zero sized arrays for pedantic
11426 mode diagnostics. Create a new type node instead of modifying the
11428 * c-tree.h (complete_array_type): Move decl ...
11429 * c-common.h (complete_array_type): ... here.
11431 2005-03-29 Richard Henderson <rth@redhat.com>
11434 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
11436 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
11438 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
11439 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
11440 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
11441 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
11443 2005-03-29 Eric Christopher <echristo@redhat.com>
11445 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
11446 truthvalue conversion removal.
11448 2005-03-29 Ian Lance Taylor <ian@airs.com>
11451 * collect2.c: Never include <vfork.h>.
11452 (VFORK_STRING, vfork): Don't define.
11453 (pid): Remove global variable.
11454 (handler): Call raise instead of kill (getpid(), ...).
11455 (collect_wait): Add pex parameter. Change all callers. Use
11456 pex_get_status rather than pwait.
11457 (do_wait): Add pex parameter. Change all callers.
11458 (collect_execute): Return struct pex_obj * rather than void. Use
11459 pex routines rather than pexecute.
11460 (fork_execute): Get pex_obj from collect_execute, and pass it to
11462 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
11463 Only declare quit_handler if SIGQUIT is defined.
11464 (scan_libraries): Likewise.
11465 * collect2.h (collect_execute): Update declaration.
11466 (collect_wait): Update declaration.
11467 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
11468 pass it to collect_wait.
11470 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
11473 * c-parser.c (c_parser_compound_statement_nostart): Give error
11474 message for EOF instead of just setting parser->error.
11476 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
11478 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
11479 (slpeel_update_phi_nodes_for_guard1): New function.
11480 (slpeel_update_phi_nodes_for_guard2): New function.
11481 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
11482 of slpeel_update_phi_nodes_for_guard.
11483 (vectorize_loops): Remove call to loop_closed_rewrite.
11484 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
11487 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
11489 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
11490 (TARGET_LITTLE_ENDIAN): New macro.
11491 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
11492 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
11493 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
11494 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
11495 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
11496 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
11497 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
11498 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
11499 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
11500 (TARGET_OPTIONS): Delete.
11501 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
11502 (CACHE_FLUSH_TRAP): Turn into an integer.
11503 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
11504 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
11505 -mflush-trap is in use.
11506 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
11507 (m32r_cache_flush_trap_string): Delete.
11508 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
11509 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
11510 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
11511 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11512 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
11513 -mmodel= and -msdata= handling from...
11514 (m32r_init): ...here.
11515 * config/m32r/m32r.opt: New file.
11517 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
11519 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
11520 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
11521 * tree-vect-analyze.c (vect_object_analysis): additional parm
11522 pass back a "struct ptr_info_def *" with the points-to info.
11523 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
11524 statement using info returned from vect_object_analysis.
11525 * tree-vect-transform.c (update_vuses_to_preheader): New function.
11526 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
11527 for virtual uses and defs when creating a replacement vector
11528 reference. Call duplicate_ssa_name_ptr_info to define points-to
11529 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
11530 (vectorizable_store): copy_virtual_operands and update
11531 definition statements.
11532 (vectorizable_load): copy_virtual_operands. Remove call to
11533 mark_call_clobbered_vars_to_rename for call to "const" builtin.
11534 * tree-vectorizer.c (vectorize_loops): Remove calls to
11535 rewrite_into_ssa and bitmap_clear (vars_to_rename).
11536 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
11537 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
11538 define macro STMT_VINFO_PTR_INFO for use in accessing.
11539 * tree.h add export of duplicate_ssa_name_ptr_info.
11540 * rs6000.c (altivec_init_builtins): Declare builtin function
11541 __builtin_altivec_mask_for_load to be "const".
11543 2005-03-29 Jakub Jelinek <jakub@redhat.com>
11545 PR middle-end/20622
11546 * cgraph.h (struct cgraph_varpool_node): Add alias field.
11547 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
11548 assemble_variable on aliases.
11549 * varasm.c (assemble_alias): Set node->alias.
11550 * toplev.c (wrapup_global_declarations): Don't call
11551 rest_of_decl_compilation on aliases again.
11553 2005-03-29 Paul Brook <paul@codesourcery.com>
11555 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
11556 * config/arm/arm.c (arm_dbx_register_number): New function.
11557 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
11559 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
11561 PR middle-end/20263
11562 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
11563 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
11565 2005-03-29 Dale Johannesen <dalej@apple.com>
11567 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
11568 $(TREE_H) and $(COVERAGE_H).
11569 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
11570 * opts.c (common_handle_option): Enable tree-based value transforms.
11571 * toplev.c (process_options): Ditto.
11572 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
11573 refers to references to this type.
11574 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
11575 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
11576 for may_be_more, may_be_less.
11577 (rtl_gen_pow2_profiler): Adjust.
11578 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
11579 (rtl_gen_one_value_profiler): Adjust.
11580 (rtl_gen_const_delta_profiler): Adjust.
11581 * tree-profile.c (tree_gen_interval_profiler): Implement.
11582 (tree_gen_pow2_profiler): Ditto.
11583 (tree_gen_one_value_profiler): Ditto.
11584 (tree_profiling): New.
11585 (pass_tree_profile): Reference it.
11586 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
11588 (insn_divmod_values_to_profile): Rename to
11589 rtl_divmod_values_to_profile. Adjust.
11590 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
11591 (insn_prefetch_values_to_profile): Adjust.
11592 (rtl_value_profile_transformations): Adjust.
11593 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
11594 (gen_mod_pow2): Rename to rtl_mod_pow2.
11595 (gen_mod_subtract): Rename to rtl_mod_subtract.
11596 (divmod_fixed_value_transform): Rename to
11597 rtl_divmod_fixed_value_transform.
11598 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
11599 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
11600 (rtl_find_values_to_profile): Adjust.
11601 (tree_value_profile_transformations): Implement.
11602 (tree_divmod_values_to_profile): New.
11603 (tree_values_to_profile): New.
11604 (tree_divmod_fixed_value): New.
11605 (tree_mod_pow2): New.
11606 (tree_mod_subtract): New.
11607 (tree_divmod_fixed_value_transform): New.
11608 (tree_mod_pow2_value_transform): New.
11609 (tree_mod_subtract_transform): New.
11610 (tree_find_values_to_profile): Implement.
11611 * profile.c (instrument_values): Free histograms.
11612 (compute_value_histograms): Adjust. Implement tree version.
11614 2005-03-29 Uros Bizjak <uros@kss-loka.si>
11616 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
11617 * config/i386/i386.c (output_fix_trunc): Add new round_mode
11618 variable. Output "fldcw" depending on round_mode.
11619 * config/i386/i386.md (UNSPEC_FIST): New.
11620 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
11621 New isns patterns to implement lrint and llrint built-ins as x87
11622 intrinsic function.
11623 (fistdi2, fist<mode>2 splitters): New splitters.
11624 (lrint<mode>2): New expanders.
11626 2005-03-28 Ian Lance Taylor <ian@airs.com>
11628 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
11629 0 when calling final_scan_insn.
11631 2005-03-28 Jan Hubicka <jh@suse.cz>
11633 PR middle-end/20635
11634 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
11637 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
11638 types where possible.
11640 2005-03-26 Per Bothner <per@bothner.com>
11642 Make -f[no-]show-column also control non-cpp diagnostics.
11643 * c.opt (fshow-column): Move option from here ...
11644 * common.opt (fshow-column): ... to here.
11645 * diagnostic.c (diagnostic_build_prefix): Only print column number
11646 if flag_show_column.
11648 2005-03-27 Steven Bosscher <stevenb@suse.de>
11650 * vax-protos.h (vax_output_int_move, vax_output_int_add,
11651 vax_output_conditional_branch): New prototypes.
11652 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
11653 extracted from vax.md mov and add patterns.
11654 (vax_output_conditional_branch): New function to output conditional
11655 branch instructions.
11656 * vax.md: Use mode macros for arithmetic and mov patterns.
11657 Use code macros for the jump patterns.
11659 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
11661 * Makefile.in (libbackend.o): Depend on version files;
11662 add custom generation command.
11664 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
11667 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
11668 sure that we have a REG before getting its REGNO.
11670 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11672 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
11673 * builtins.def (BUILT_IN_STRNDUP): New.
11675 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
11677 PR tree-optimization/20470
11678 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
11681 2005-03-25 Mike Stump <mrs@apple.com>
11683 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
11686 2005-03-25 Geoffrey Keating <geoffk@apple.com>
11688 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
11689 Use our own structure definitions.
11691 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
11692 (fix_truncdfsi2): Allow registers or memory as destination.
11693 When TARGET_PPC_GFXOPT, generate simplified pattern.
11694 (fix_truncdfsi2_internal): Use define_insn_and_split.
11695 (fix_truncdfsi2_internal_gfxopt): New.
11696 (fctiwz): Don't confuse register allocation by giving it no choices.
11698 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
11699 (EXTRA_MEMORY_CONSTRAINT): Likewise.
11700 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
11701 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
11703 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
11705 * dominance.c (free_dominance_info): Speed up by freeing et
11706 data structures without maintaining other nodes.
11707 * et-forest.c (et_free_tree_force): New.
11708 * et-forest.h: Add a prototype for et_free_tree_force.
11710 * tree.c (get_set_constructor_bits,
11711 get_set_constructor_bytes): Remove.
11712 * tree.h: Remove the corresponding prototypes.
11714 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11717 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
11718 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
11719 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
11720 PRE_DEC, NEG and NOT.
11722 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
11724 * fold-const.c: Convert uses of fold (build (...)) to
11727 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
11729 PR rtl-optimization/20249
11730 * cse.c (insert_regs): Do not record equivalence of registers in
11733 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
11735 * emit-rtl.c (reverse_comparison): Remove.
11736 * rtl.h: Remove the corresponding prototype.
11738 2005-03-24 James E Wilson <wilson@specifixinc.com>
11740 * doc/install.texi (--enable-altivec): Delete docs.
11742 2005-03-24 David Edelsohn <edelsohn@gnu.org>
11744 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
11745 SFmode and DFmode before reload when
11746 flag_unsafe_math_optimizations not enabled.
11748 2005-03-24 Geoffrey Keating <geoffk@apple.com>
11750 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
11752 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
11753 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
11755 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
11757 * configure.ac (enable-checking): Add 'runtime' option.
11758 * doc/install.texi (enable-checking): Document 'runtime' checking.
11759 * tsystem.h (gcc_assert, gcc_unreachable): Define.
11760 * config.in: Regenerated.
11761 * configure: Regenerated.
11763 2005-03-23 Uros Bizjak <uros@kss-loka.si>
11765 * optabs.h (enum optab_index): Remove OTI_llrint.
11766 (llrint_optab): Remove macro.
11767 * optabs.c (init_optabs): Remove llrint_optab initialization.
11768 * genopinit.c (optabs): Remove llrint_optab implementation.
11769 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
11772 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
11774 PR rtl-optimization/20532
11775 * simplify-rtx.c (simplify_binary_operation_1): Protect from
11776 overflow when adding coefficients for PLUS or MINUS.
11777 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
11780 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11782 * langhooks.h (truthvalue_conversion): Remove.
11783 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11784 LANG_HOOKS_TRUTHVALUE_CONVERSION.
11785 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
11786 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
11787 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
11789 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
11791 * params.def: Fix a typo.
11792 * config/mips/mips.c: Follow the spelling convensions.
11793 * doc/invoke.texi: Fix typos.
11795 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
11797 Fix PR tree-optimization/20601
11799 * tree-ssa-pre.c (insert_aux): Add missing condition to
11802 2005-03-23 Ian Lance Taylor <ian@airs.com>
11804 * final.c (final_scan_insn): Don't remove no-op instructions.
11805 * reload1.c (reload): Remove simple no-op instructions even when
11808 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
11810 PR tree-optimization/20501
11811 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
11812 reporting that peeling for alignment is applied moved to...
11813 * (vect_analyze_data_refs_alignment): Here.
11815 2005-03-23 Ian Lance Taylor <ian@airs.com>
11817 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
11819 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11821 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
11822 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
11824 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
11826 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
11827 imply that this is called once, independent of asms in code.
11828 Adjust to now being pased output and input lists. Mention helper
11829 function decl_overlaps_hard_reg_set_p.
11830 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
11831 hook_tree_tree_identity and to take three trees, returning third.
11832 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
11834 * stmt.c: include hard-reg-set.h before tree.h.
11835 (decl_overlaps_hard_reg_set_p): New function, broken out from...
11836 (decl_conflicts_with_clobbers_p): Call
11837 decl_overlaps_hard_reg_set_p.
11838 (expand_asm_operands): Pass output and input lists in call to
11839 targetm.md_asm_clobbers.
11840 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
11841 hook_tree_tree_tree_tree_3rd_identity.
11842 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
11844 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
11845 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
11846 parameters, first two unused.
11847 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
11848 parameters. Only add MOF to clobbers if there's no 'h' mentioned
11849 in constraint letters and MOF is not mentioned as a asm-declared
11850 register in neither of the input and output lists.
11852 2005-03-23 DJ Delorie <dj@redhat.com>
11854 * optabs.c (expand_binop): Make sure the first subword's result
11857 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11859 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
11860 Call c_common_truthvalue_conversion rather than
11861 lang_hooks.truthvalue_conversion.
11862 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
11863 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
11865 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
11866 c_common_truthvalue_conversion.
11867 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
11868 c_parser_conditional_expression, c_parser_binary_expression): Call
11869 c_objc_common_truthvalue_conversion.
11870 * c-typeck.c (build_unary_op): Call
11871 c_objc_common_truthvalue_conversion.
11872 (build_conditional_expr): Do not call
11873 lang_hooks.truthvalue_conversion.
11874 (build_binary_op): Call c_common_truthvalue_conversion.
11875 (c_objc_common_truthvalue_conversion): Moved from
11876 c-objc-common.c. Call default_function_array_conversion instead
11877 of default_conversion.
11879 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11881 * c-common.h (default_conversion): Remove.
11882 (perform_integral_promotions): Add.
11883 * c-tree.h (default_conversion): Add.
11884 * c-typeck.c (perform_integral_promotions): New, split out from
11885 default_conversion.
11886 * c-common.c (check_case_value): Use perform_integral_promotions,
11887 not default_conversion.
11888 (c_add_case_label): Don't continue processing case label after
11889 found to be pointer.
11891 2005-03-23 Mark Mitchell <mark@codesourcery.com>
11893 * gcc.c (do_spec_1): Do not add a -L path for a directory in
11894 the prefix list if we have already added a multilib directory
11895 based on that path.
11896 (main): Do not add MD_EXEC_PREFIX to the list of directories to
11899 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
11901 * reload1.c (indirect_symref_ok, reload_obstack): Make them
11903 * reload.h: Remove the prototype for indirect_symref_ok.
11905 * reload1.c (indirect_symref_ok): Make it global.
11906 * reload.h: Add a prototype for indirect_symref_ok.
11908 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
11910 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
11913 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
11915 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
11917 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
11919 * c-opts.c (c_common_parse_file): Only start/end main source file
11920 if debug hooks says the writer wants it.
11921 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
11923 (xcoff_debug_hooks): Ditto.
11924 * debug.c (do_nothing_hooks): Ditto.
11925 * debug.h (gcc_debug_hooks): Ditto.
11926 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
11927 * sdbout.c (sdb_debug_hooks): Ditto.
11928 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
11930 2005-03-22 Mark Mitchell <mark@codesourcery.com>
11932 * doc/extend.texi: Deprecate C++ min/max operators.
11934 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
11936 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
11937 artificial original candidates.
11939 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
11940 Jan Hubicka <jh@suse.cz>
11941 Steven Bosscher <stevenb@suse.de>
11943 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
11944 call cost based on argument sizes.
11945 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
11947 * params.def: (max-inline-inssn-single): Set to 450.
11948 (max-inline-insns-auto): Set to 90.
11949 (max-inline-insns-recursive): Set to 450
11950 (max-inline-insns-recursive-auto): Set to 450.
11951 (large-function-insns): Set to 2700.
11952 (inline-call-cost): New parameter.
11953 * tree-inline.c (estimate_move_cost): New function.
11954 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
11955 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
11956 based on arguments.
11957 * tree-inline.h (estimate_move_cost): Declare.
11958 * invoke.texi: (max-inline-inssn-single): Change default to 450.
11959 (max-inline-insns-auto): Change default to 90.
11960 (max-inline-insns-recursive): Change default to 450
11961 (max-inline-insns-recursive-auto): Change default to 450.
11962 (large-function-insns): Change default to 2700.
11963 (inline-call-cost): Document new parameter.
11965 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
11967 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
11968 (TARGET_DEFAULT): Delete.
11969 * config/i860/i860.opt: New file.
11971 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
11973 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
11974 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
11975 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
11976 (frv_sched_lookahead): Delete.
11977 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
11978 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
11979 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
11980 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
11981 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
11982 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
11983 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
11984 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
11985 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
11986 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
11987 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
11988 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
11989 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
11990 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
11991 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
11992 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
11993 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
11994 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
11995 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
11996 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
11997 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
11998 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
11999 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
12000 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12001 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12002 (frv_sched_lookahead): Delete.
12003 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
12004 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12005 (frv_handle_option): New function. Move -mcpu= handling from...
12006 (frv_override_options): ...here. Remove handling of other
12008 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
12009 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
12010 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
12011 and TARGET_NO_MULTI_CE.
12012 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
12013 !TARGET_VLIW_BRANCH.
12014 * config/frv/frv.opt: New file.
12016 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12018 * fold-const.c (fold_ternary): Take decomposed arguments of
12020 (fold): Update a call to fold_ternary.
12022 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
12023 * tree.h: Add corresponding prototypes.
12025 2005-03-22 Jakub Jelinek <jakub@redhat.com>
12028 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
12029 between jump table and its label.
12030 * final.c (shorten_branches): Handle notes in between ADDR_VEC
12031 resp. ADDR_DIFF_VEC and the label preceeding it.
12032 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
12033 is emitted in the right section.
12035 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12037 * fold-const.c (fold_unary, fold_binary): Update comments
12040 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
12042 PR rtl-optimization/20527
12043 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
12044 REG_INC note, test that the register also isn't mentioned in PRED
12047 2005-03-22 Ben Elliston <bje@au.ibm.com>
12049 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
12052 2005-03-21 Mike Stump <mrs@apple.com>
12054 * varasm.c (default_assemble_visibility): Remove extra ().
12056 2005-03-21 Roger Sayle <roger@eyesopen.com>
12058 PR middle-end/20557
12059 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
12060 to determine whether a block can be duplicated, rather than test
12061 whether the block contains noncopyable insns ourselves.
12063 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12065 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
12068 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12070 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
12072 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12074 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
12075 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
12076 * config/fr30/fr30.opt: New file.
12078 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
12080 Fix PR tree-optimization/20542
12082 * tree-flow-inline.h (overlap_subvar): Move to here.
12083 * tree-ssa-operands.c: From here.
12084 * tree-flow.h (overlap_subvar): Declare.
12085 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
12086 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
12087 for variables with subvars.
12089 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
12091 PR middle-end/20177
12092 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
12093 * modulo-sched.c (const_iteration_count): Return on NULL
12095 (print_node_sched_params): Return on NULL dump_file.
12096 (generate_reg_moves): Handle reg-anti dependencies and disregard
12097 closing branch when generating register moves.
12098 (sms_schedule): Mark the SMSed block dirty.
12099 * passes.c (rest_of_handle_sms): Call update_life_info for all
12101 * testsuite/gcc.dg/20050321-1.c: New test.
12103 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12105 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
12106 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
12107 movqi_internal): Likewise.
12109 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12111 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
12112 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
12113 xtensa_b4const): Delete prototypes.
12114 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
12115 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
12116 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
12117 xtensa_extra_constraint): New prototypes.
12118 (add_operand, arith_operand, nonimmed_operand, mem_operand,
12119 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12120 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12121 move_operand, const_float_1_operand, fpmem_offset_operand,
12122 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
12123 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
12124 (xtensa_b4const_or_zero): ...this. Change return type to bool and
12125 argument type to HOST_WIDE_INT.
12126 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
12127 xtensa_mask_immediate): Likewise.
12128 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
12129 Likewise. Also make these functions static.
12130 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
12131 (xtensa_const_ok_for_letter_p): New.
12132 (add_operand, arith_operand, nonimmed_operand, mem_operand,
12133 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12134 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12135 move_operand, const_float_1_operand, fpmem_offset_operand,
12136 branch_operator, ubranch_operator, boolean_operator): Move to
12138 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
12139 (xtensa_mem_offset): Change return type to bool.
12140 (xtensa_extra_constraint): New.
12141 (gen_int_relational): Update type of const_range_p function pointer.
12142 Use xtensa_b4const_or_zero.
12143 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
12144 xtensa_const_ok_for_letter_p. Update comments.
12145 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
12146 (PREDICATE_CODES): Delete.
12147 * config/xtensa/xtensa.md: Include predicates.md.
12148 * config/xtensa/predicates.md: New file.
12150 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12152 * config/v850/v850-protos.h: Remove the prototypes for
12153 reg_or_int9_operand, reg_or_const_operand,
12154 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
12155 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
12156 movsi_source_operand, power_of_two_operand,
12157 not_power_of_two_operand, special_symbolref_operand,
12158 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
12159 register_is_ok_for_epilogue.
12160 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
12161 reg_or_int9_operand, reg_or_const_operand,
12162 call_address_operand, special_symbolref_operand,
12163 movsi_source_operand, power_of_two_operand,
12164 not_power_of_two_operand, register_is_ok_for_epilogue,
12165 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
12166 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
12168 * config/v850/v850.h (PREDICATE_CODES): Remove.
12169 * config/v850/v850.md: Include predicates.md.
12170 * config/v850/predicates.md: New.
12172 2005-03-21 Zack Weinberg <zack@codesourcery.com>
12174 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
12175 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
12176 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
12177 (itoolsdir, itoolsdatadir): Move definition above new first use.
12178 (install-itoolsdirs): New rule.
12179 (install-mkheaders): Depend on install-itoolsdirs, not
12180 install-include-dir.
12182 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12184 * tree-into-ssa.c: Remove obsolete comments.
12186 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
12188 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
12189 unrolling if -fpeel-loops is specified, too.
12190 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
12191 Remove superfluous check for flag_unroll_loops.
12193 2005-03-21 Uros Bizjak <uros@kss-loka.si>
12195 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
12196 (lrint_optab, llrint_optab): Define corresponding macros.
12197 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
12198 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
12199 pattern and llrint_optab using llrintdi2 patterns.
12200 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
12201 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
12202 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
12203 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
12204 flag_unsafe_math_optimizations is set.
12206 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
12208 * combine.c (combine_simplify_rtx, simplify_if_then_else,
12209 simplify_logical, if_then_else_cond, known_cond,
12210 simplify_comparison): Adjust calls to reverse_comparison.
12211 Don't use combine_reversed_comparison_code).
12212 (combine_reversed_comparison_code): Remove.
12213 (reversed_comparison): Using reversed_comparison_code, move it...
12214 * jump.c (reversed_comparison): ... here.
12215 * rtl.h (reversed_comparison): Add prototype.
12217 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12219 * builtins.c (fold_builtin): Take decomposed arguments of
12221 * fold-const.c (fold_ternary): Update a call to fold_builtin.
12222 * gimplify.c (gimplify_call_expr): Likewise.
12223 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
12224 * tree.h: Update the prototype of fold_builtin.
12226 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
12228 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
12229 * rtlhooks.c (gen_lowpart_no_emit_general): New.
12230 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
12231 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
12232 * simplify-rtx.c (simplify_binary_operation_1): Use it.
12234 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12236 * builtins.c (fold_builtin_1): Take decomposed arguments of
12238 (fold_builtin): Update a call to fold_builtin_1.
12240 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
12243 * gcov.c (output_lines): Only output function block summary when
12244 outputting branch information.
12245 * doc/gcov.texi: Document format of preamble and additional block
12248 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12250 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
12251 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
12252 the defaults false if BITS_PER_UNIT != 8.
12253 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
12254 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
12255 than BITS_PER_UNIT != 8.
12256 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
12257 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
12258 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
12260 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
12261 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
12263 2005-03-20 Roger Sayle <roger@eyesopen.com>
12265 PR middle-end/20539
12266 * fold-const.c (fold_binary): Fix type mismatch between
12267 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
12268 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
12269 for non-truth-valued expressions.
12271 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
12272 and FUNCTION_DECL in the main switch.
12273 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
12274 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
12275 we also need to convert their operands to match.
12276 <TRUTH_NOT_EXPR>: Likewise.
12278 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
12280 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
12281 diagnostic without checking whether an lvalue.
12282 * c-common.h (lvalue_p): Remove.
12283 (enum lvalue_use): Update comment.
12284 (lvalue_or_else): Replace by lvalue_error.
12285 * c-typeck.c (lvalue_p): Make static.
12286 (lvalue_or_else): New. Call lvalue_error.
12288 2005-03-21 Alan Modra <amodra@bigpond.net.au>
12290 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
12291 (function_arg_advance): Use rs6000_parm_start.
12292 (function_arg, rs6000_arg_partial_bytes): Likewise.
12294 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12296 * c-common.c (check_case_value): Adjust comment about stripping
12298 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
12299 * c-typeck.c (default_conversion, convert_arguments,
12300 build_modify_expr, convert_for_assignment, store_init_value,
12301 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
12302 manually. Remove inaccurate comments.
12304 2005-03-20 Roger Sayle <roger@eyesopen.com>
12305 Joseph S. Myers <joseph@codesourcery.com>
12307 * varasm.c (do_assemble_alias): Restore comment describing function.
12308 Annotate the target parameter as potentially unused.
12310 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
12313 * config/avr/avr.c (avr_output_function_prologue): Do not use
12314 current_function_name() in a label, use a local label instead.
12316 2005-03-20 David Edelsohn <edelsohn@gnu.org>
12318 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
12319 flag_finite_math_only, not flag_unsafe_math_optimizations.
12321 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
12323 * builtins.c (fold_builtin_1): Update a call to
12324 targetm.fold_builtin.
12325 * hooks.c (hook_tree_tree_bool_null): Rename to
12326 hook_tree_tree_tree_bool_null. Take one more argument of type
12328 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
12329 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
12330 hook_tree_tree_tree_bool_null.
12331 * target.h (gcc_target): Update the prototype of fold_builtin.
12332 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
12333 arguments of CALL_EXPR.
12334 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
12337 2005-03-20 Jan Hubicka <jh@suse.cz>
12339 * cgraph.h (cgraph_node): Add prev_clone pointer.
12340 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
12341 (cgraph_clone_node): Produce doubly linked chain.
12343 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12345 * c-common.c (handle_aligned_attribute, check_function_sentinel,
12346 get_nonnull_operand, handle_sentinel_attribute,
12347 check_function_arguments_recurse): Do not strip NOPS from
12349 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
12351 * c-format.c (get_constant): Likewise.
12352 * c-parser.c (c_parser_postfix_expression): Likewise.
12353 * c-typeck.c (set_init_index): Likewise.
12354 (convert_arguments): Don't check for NOP_EXPR containing integer
12357 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
12359 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
12360 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
12361 Take decomposed arguments of CALL_EXPR.
12362 (fold_builtin_1): Update calls to the functions mentioned
12365 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12367 * c-decl.c (check_bitfield_type_and_width): Require bit-field
12368 width to have integer type.
12369 (build_enumerator): Require enumerator value to have integer type.
12371 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12373 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
12376 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12378 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
12379 std=iso9899:199x): Correct descriptions.
12381 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12383 * config.gcc: Consistently use solaris2.1[0-9]* instead of
12386 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
12388 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
12390 (expand_builtin_memcpy, fold_builtin_1): Update calls to
12391 fold_builtin_memcpy.
12393 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
12394 arguments of CALL_EXPR.
12395 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
12396 fold_builtin_found, fold_builtin_1): Update calls to
12397 fold_trunc_transparent_mathfn.
12399 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12401 PR middle-end/20493
12402 * fold-const.c (fold_widened_comparison): Don't optimize casts of
12403 function pointers on targets that require function pointer
12405 (fold_sign_changed_comparison): Likewise.
12407 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
12409 * combine.c (try_combine): When changing the mode of a hard reg, make
12410 sure that doing so is valid.
12412 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
12414 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
12415 (TARGET_HANDLE_OPTION): Override default.
12416 (avr_handle_option): New function.
12417 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
12418 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
12419 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
12420 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
12421 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
12422 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
12423 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
12424 (TARGET_OPTIONS): Delete.
12425 * config/avr/avr.opt: New file.
12427 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12429 * config/m32r/m32r-protos.h: Remove the prototypes for
12430 call_address_operand, symbolic_operand, seth_add3_operand,
12431 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
12432 reg_or_uint16_operand, reg_or_cmp_int16_operand,
12433 two_insn_const_operand, move_src_operand,
12434 move_double_src_operand, move_dest_operand,
12435 eqne_comparison_operator, signed_comparison_operator,
12436 large_insn_p, conditional_move_operand, carry_compare_operand,
12437 m32r_block_immediate_operand, extend_operand,
12438 reg_or_eq_int16_operand, int8_operand, and
12439 reg_or_zero_operand.
12440 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
12441 seth_add3_operand, int8_operand, cmp_int16_operand,
12442 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
12443 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
12444 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
12445 move_double_src_operand, move_dest_operand,
12446 eqne_comparison_operator, signed_comparison_operator,
12447 extend_operand, small_insn_p, large_insn_p,
12448 conditional_move_operand, carry_compare_operand,
12449 m32r_block_immediate_operand): Move to predicates.md.
12450 (MAX_MOVE_BYTES): Move to m32r.h.
12451 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
12452 * config/m32r/m32r.md: Include predicates.md.
12453 * config/m32r/predicates.md: New.
12455 2005-03-18 James E Wilson <wilson@specifixinc.com>
12458 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
12461 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12463 * config/mn10300/mn10300-protos.h: Remove the prototypes for
12464 call_address_operand, const_8bit_operand.
12465 * config/mn10300/mn10300.c (call_address_operand,
12466 const_8bit_operand, const_1f_operand): Move to predicates.md.
12467 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
12468 * config/mn10300/mn10300.md: Include predicates.md.
12469 * config/mn10300/predicates.md: New.
12471 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
12473 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
12474 declarations in diagnostics and %E for identifiers, not %s.
12476 2005-03-18 Jan Hubicka <jh@suse.cz>
12477 Dale Johannesen <dalej@apple.com>
12479 * basic-block.h (scale_bbs_frequencies_int,
12480 scale_bbs_frequencies_gcov_type): Declare.
12481 * cfg.c (RDIV): New macro.
12482 (update_bb_frequency_for_threading): Fix.
12483 * basic-block.h (scale_bbs_frequencies_int,
12484 scale_bbs_frequencies_gcov_type): New.
12485 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
12486 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
12487 scale_bbs_frequencies_int.
12488 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
12490 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12492 * config/m32r/m32r-protos.h: Remove the prototypes for
12493 call_address_operand, symbolic_operand, seth_add3_operand,
12494 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
12495 reg_or_uint16_operand, reg_or_cmp_int16_operand,
12496 two_insn_const_operand, move_src_operand,
12497 move_double_src_operand, move_dest_operand,
12498 eqne_comparison_operator, signed_comparison_operator,
12499 large_insn_p, conditional_move_operand, carry_compare_operand,
12500 m32r_block_immediate_operand, extend_operand,
12501 reg_or_eq_int16_operand, int8_operand, and
12502 reg_or_zero_operand.
12503 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
12504 seth_add3_operand, int8_operand, cmp_int16_operand,
12505 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
12506 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
12507 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
12508 move_double_src_operand, move_dest_operand,
12509 eqne_comparison_operator, signed_comparison_operator,
12510 extend_operand, small_insn_p, large_insn_p,
12511 conditional_move_operand, carry_compare_operand,
12512 m32r_block_immediate_operand): Move to predicates.md.
12513 (MAX_MOVE_BYTES): Move to m32r.h.
12514 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
12515 * config/m32r/m32r.md: Include predicates.md.
12516 * config/m32r/predicates.md: New.
12518 * config/pa/pa-protos.h: Add prototypes for magic_milli and
12520 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
12521 symbolic_operand, symbolic_memory_operand,
12522 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
12523 indexed_memory_operand, move_dest_operand, move_src_operand,
12524 prefetch_cc_operand, prefetch_nocc_operand,
12525 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
12526 arith_operand, arith11_operand, pre_cint_operand,
12527 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
12528 ireg_operand, int5_operand, uint5_operand, int11_operand,
12529 uint32_operand, arith5_operand, and_operand, ior_operand,
12530 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
12531 pc_or_label_operand, div_operand, plus_xor_ior_operator,
12532 shadd_operand, movb_comparison_operator,
12533 cmpib_comparison_operator): Move to predicates.md.
12534 (magic_milli, shadd_constant_p): Make it extern.
12535 * config/pa/pa.h (PREDICATE_CODES): Remove.
12536 * config/pa/pa.md: Include predicates.md.
12537 * config/pa/predicates.md: New.
12539 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
12542 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12544 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
12545 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
12546 config/alpha/freebsd.h, config/alpha/linux.h,
12547 config/alpha/netbsd.h, config/alpha/osf5.h,
12548 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
12549 config/h8300/h8300-protos.h, config/h8300/h8300.c,
12550 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
12551 doc/cppopts.texi: Update copyright.
12553 2005-03-18 Jan Hubicka <jh@suse.cz>
12555 PR middle-end/20225
12556 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
12558 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
12561 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12563 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
12566 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
12568 * combine.c (gen_binary): Remove.
12569 (known_cond, simplify_shift_const, find_split_point,
12570 combine_simplify_rtx, simplify_if_then_else, simplify_set,
12571 simplify_logical, expand_field_assignment, extract_left_shift,
12572 force_to_mode, if_then_else_cond, apply_distributive_law,
12573 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
12574 simplify_comparison, reversed_comparison): Replace with
12575 simplify_gen_binary, simplify_gen_relational or
12576 distribute_and_simplify_rtx.
12577 (distribute_and_simplify_rtx): New function.
12579 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
12580 Paolo Bonzini <gcc.gnu.org>
12582 * calls.c (setjmp_call_p, special_function_p): Update comments
12583 at the head of the functions.
12585 2005-03-18 Jan Hubicka <jh@suse.cz>
12587 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
12589 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
12590 function body should be released; do not proactively release function
12591 bodies in non-unit-at-a-time mode.
12593 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
12595 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
12596 mno-fp-ret-in-387 multilib variants.
12598 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
12600 * common.opt (m): Remove.
12601 * opts.c (handle_option): Pass 'm' options to set_target_switch if
12602 table lookup fails.
12603 (common_handle_option): Remove OPT_m case.
12605 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12607 * builtins.c (fold_builtin_bitop): Take decomposed arguments
12609 (fold_builtin_1): Update a call to fold_builtin_bitop.
12611 * builtins.c (fold_builtin_signbit): Take decomposed arguments
12613 (fold_builtin_1): Update a call to fold_builtin_signbit.
12615 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
12617 PR tree-optimization/20474
12618 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
12619 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
12621 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
12623 * config/h8300/h8300-protos.h: Remove prototypes for
12624 general_operand_src, general_operand_dst, single_one_operand,
12625 single_zero_operand, call_insn_operand,
12626 two_insn_adds_subs_operand, small_call_insn_operand,
12627 jump_address_operand, bit_operand, bit_memory_operand,
12628 stack_pointer_operand, const_int_gt_2_operand,
12629 const_int_ge_8_operand, const_int_qi_operand,
12630 const_int_hi_operand, incdec_operand, bit_operator,
12631 nshift_operator, eqne_operator, gtle_operator,
12632 gtuleu_operator, iorxor_operator.
12633 Add prototypes for h8sx_shift_type h8sx_classify_shift and
12634 h8300_ldm_stm_parallel.
12635 * config/h8300/h8300.c (h8sx_shift_type,): Move to
12637 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
12638 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
12639 (h8300_ldm_stm_parallel): Make it extern.
12640 (h8300_ldm_parallel, h8300_stm_parallel,
12641 h8300_return_parallel, general_operand_src,
12642 general_operand_dst, h8300_dst_operand, h8300_src_operand,
12643 nibble_operand, reg_or_nibble_operand, single_one_operand,
12644 single_zero_operand, call_insn_operand,
12645 two_insn_adds_subs_operand, small_call_insn_operand,
12646 jump_address_operand, bit_operand, bit_memory_operand,
12647 stack_pointer_operand, const_int_gt_2_operand,
12648 const_int_ge_8_operand, const_int_qi_operand,
12649 const_int_hi_operand, incdec_operand, eqne_operator,
12650 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
12651 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
12652 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
12653 nshift_operator): Move to predicates.md.
12654 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
12655 * config/h8300/h8300.md: Include predicates.md.
12656 * config/h8300/predicates.md: New.
12658 2005-03-17 Richard Henderson <rth@redhat.com>
12660 * config.gcc (ia64*-*-hpux*): Add extra_options.
12661 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
12662 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
12663 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
12664 (ia64_tls_size_string, ia64_tune_string): Remove.
12665 (ia64_tune): Init to PROCESSOR_ITANIUM2.
12666 (TARGET_DEFAULT_TARGET_FLAGS): New.
12667 (TARGET_HANDLE_OPTION): New.
12668 (ia64_override_options): Move options parsing ...
12669 (ia64_handle_option): ... here. New.
12670 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
12671 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
12672 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
12673 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
12674 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
12675 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
12676 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
12677 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
12678 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
12679 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
12680 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
12681 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
12682 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
12683 TARGET_EARLY_STOP_BITS): Remove.
12684 (TARGET_ILP32): Default false.
12685 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
12686 (enum ia64_inline_type): New.
12687 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
12688 * config/ia64/ia64.md: Update for new definitions of
12689 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
12690 * config/ia64/ia64.opt: New file.
12691 * config/ia64/ilp32.opt: New file.
12693 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
12696 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
12698 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
12700 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
12701 instead of MASK_H8300S.
12702 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
12703 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
12704 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
12705 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
12706 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
12707 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
12708 TARGET_SWITCHES): Remove.
12709 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
12711 * config/h8300/h8300.opt: New.
12713 * config/alpha/alpha.opt, config/arc/arc.opt,
12714 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
12717 2005-03-17 Ian Lance Taylor <ian@airs.com>
12721 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
12723 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
12724 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
12725 (TARGET_HANDLE_OPTION): Override default.
12726 (arc_handle_option): New function.
12727 (arc_init): Remove code to set arch_cpu_string.
12728 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
12729 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
12730 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
12731 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
12732 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
12733 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
12734 (arc_rodata_string, TARGET_OPTIONS): Delete.
12735 * config/arc/arc.opt: New file.
12737 2005-03-17 Richard Henderson <rth@redhat.com>
12739 * doc/extend.texi (Weak Pragmas): New section.
12740 (attribute alias): Clarify that target must be in the same
12743 2005-03-17 Richard Henderson <rth@redhat.com>
12745 * config/alpha/alpha.opt: New file.
12746 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
12748 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
12749 alpha_fprm_string, alpha_fptm_string): Make static.
12750 (alpha_tls_size_string): Remove.
12751 (alpha_handle_option): New.
12752 (override_options): Update for alpha_cpu/alpha_tune split.
12753 (alpha_file_start): Likewise.
12754 (TARGET_DEFAULT_TARGET_FLAGS): New.
12755 (TARGET_HANDLE_OPTION): New.
12756 * config/alpha/alpha.h (alpha_tune): Declare.
12757 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
12758 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
12759 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
12760 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
12761 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
12762 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
12763 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
12764 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
12765 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
12766 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
12767 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
12768 (TARGET_DEFAULT): Remove MASK_FP.
12769 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
12770 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
12771 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
12772 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
12773 alpha_tls_size_string): Remove.
12774 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
12775 (attribute tune): Rename from attribute cpu.
12776 * config/alpha/ev4.md: Update to match.
12777 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
12778 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
12779 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
12780 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
12781 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
12782 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
12784 2005-03-16 James E. Wilson <wilson@specifixinc.com>
12786 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
12787 and return without creating new state if before_nops_num is nonzero.
12788 * config/ia64/ia64.md (first_insn): New attribute.
12789 (alloc): Set it to yes.
12791 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12793 * tree-vectorizer.c (new_vec_stmt_info): Initialize
12794 STMT_VINFO_SUBVARS to NULL.
12795 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
12797 2005-03-16 Dale Johannesen <dalej@apple.com>
12799 * rtlanal.c (find_first_parameter_load): Rewrite to
12800 return actual first param load or the call if none,
12801 instead of first in block, when not all loads exist.
12803 2005-03-16 Roger Sayle <roger@eyesopen.com>
12805 * optabs.c (expand_copysign_absneg): Make static.
12806 * optabs.h (expand_copysign_absneg): Delete prototype.
12807 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
12809 2005-03-16 Richard Henderson <rth@redhat.com>
12811 PR middle-end/15700
12812 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
12813 (alias_pairs): Rename from output_defs.
12814 (find_decl_and_mark_needed): Split out from assemble_alias.
12815 (do_assemble_alias): New.
12816 (assemble_output_def): Remove.
12817 (finish_aliases_1, finish_aliases_2): New.
12818 (process_pending_assemble_output_defs): Remove.
12819 (assemble_alias): Defer aliases for which we don't yet have a
12820 non-external decl for the target symbol.
12821 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
12822 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
12823 * toplev.c (compile_file): Use finish_aliases_2 instead of
12824 process_pending_assemble_output_defs.
12825 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
12826 (process_pending_assemble_output_defs): Remove.
12828 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12830 Fix PR tree-optimization/20489
12832 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
12833 for empty structures.
12835 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12837 Fix PR tree-optimization/20490
12839 * tree-ssa-pre.c (create_expression_by_pieces): Use
12840 force_gimple_operand on result of fold.
12842 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
12844 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
12845 of closing parenthesis.
12847 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
12849 * builtins.c (expand_movstr): Update a call to
12850 fold_builtin_strcpy.
12851 (expand_builtin_strncpy): Update a call to
12852 fold_builtin_strncpy.
12853 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
12854 arguments of CALL_EXPR.
12855 (fold_builtin_1): Update calls to fold_builtin_strcpy and
12856 fold_builtin_strncpy.
12857 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12858 * tree.h: Update the prototypes of fold_builtin_strcpy and
12859 fold_builtin_strncpy.
12861 2005-03-16 Steven Bosscher <stevenb@suse.de>
12862 Dorit Naishlos <dorit@il.ibm.com>
12864 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
12865 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
12868 2005-03-16 Steven Bosscher <stevenb@suse.de>
12870 * tree-inline.c (walk_type_fields, walk_tree,
12871 walk_tree_without_duplicates): Move from here...
12872 * tree.c: ...to here.
12874 2005-03-15 Zack Weinberg <zack@codesourcery.com>
12876 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
12877 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
12878 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
12879 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
12880 (version): Define using $(BASEVER_c).
12881 (Makefile, config.status, build/gcov-iov.o): No longer depends on
12883 (version.o): Depend on version files; add custom generation command.
12884 (prefix.o): Define BASEVER on command line.
12885 (s-iov): Depend on version files; adjust command.
12886 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
12888 (gcc-vers.texi): New rule.
12889 (doc/%.info, doc/%.dvi): Add -I . to command line.
12890 (doc/gccinstall.dvi): Likewise.
12891 (PACKAGE): Delete. All uses replaced with "gcc".
12892 * aclocal.m4: Do not include gcc-version.m4.
12893 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
12894 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
12895 Set is_release based on contents of DEV-PHASE.
12896 Set gcc_version based on contents of BASE-VER.
12897 Define WIN32_REGISTRY_KEY only if the user overrode the default.
12898 * config.in, configure: Regenerate.
12899 * gccbug.in: Determine version of GCC in use at runtime.
12900 * gcov-iov.c: Get version number and development phase from
12901 command line, not by including version.c.
12902 * intl.c: Replace all uses of PACKAGE with "gcc".
12903 * libada-mk.in: Delete unused "gcc_version" variable.
12904 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
12905 * version.c: (VERSUFFIX): New hook for redistributors; adjust
12906 commentary to match.
12907 (version_string): Put together from pieces.
12908 * config/alpha/x-vms: Do not use $(gcc_version).
12909 * config/i386/t-nwld: Likewise.
12910 * doc/include/gcc-common.texi: Include gcc-vers.texi for
12911 version-GCC and DEVELOPMENT.
12913 2005-03-15 Roger Sayle <roger@eyesopen.com>
12915 PR tree-optimization/17454
12916 * tree.c (tree_size): Add case for TREE_BINFO.
12917 * fold-const.c (fold_checksum_tree): Only clear the overloaded
12918 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
12920 2005-03-15 Roger Sayle <roger@eyesopen.com>
12922 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
12923 op1 whilst expanding the signed widenening multiply variant.
12925 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
12927 * toplev.c (display_target_options): Avoid unused variable warning if
12928 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
12929 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
12930 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
12931 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
12932 (mips_isa_info): New variable.
12933 (mips_parse_cpu): Remove the first argument and leave the caller
12935 (TARGET_HANDLE_OPTION): Override default.
12936 (mips_handle_option): New function. Move option validation code from...
12937 (override_options): ...here. Update calls to mips_parse_cpu.
12938 * config/mips/mips.h (mips_arch_string, mips_tune_string)
12939 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
12940 (SUBTARGET_TARGET_OPTIONS): Delete.
12941 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
12942 (mno-flush-func, mtune=): New options.
12944 2005-03-15 Roger Sayle <roger@eyesopen.com>
12945 Richard Henderson <rth@redhat.com>
12947 * real.c (c4x_single_format, c4x_extended_format): Provide values
12948 for signbit_ro for c4x's single and extended floating point formats.
12949 * optabs.c (expand_copysign): Use the floating point format's
12950 signbit_ro for expanding via expand_copysign_absneg, and it's
12951 signbit_rw field for expanding via expand_copysign_bit.
12953 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
12955 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
12956 known_alignment_for_access_p.
12957 (known_alignment_for_access_p): New.
12958 (do_peeling_for_alignment): Field made int instead of bool and renamed
12959 to peeling_for_alignment.
12960 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
12961 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
12962 functionality used to be in vect_analyze_operations.
12963 (vect_analyze_operations): Code to determine vectorization factor was
12964 moved to vect_determine_vectorization_factor.
12965 (vect_enhance_data_refs_alignment): Update to correct alignment when it
12966 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
12968 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
12969 be part of vect_analyze_operations).
12970 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
12971 creating the guard condition, as the number of iterations may be
12973 (slpeel_tree_peel_loop_to_edge): Use new name of
12974 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
12975 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
12976 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
12977 (vect_do_peeling_for_alignment): Use fold.
12978 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
12980 (vect_update_inits_of_dr): Renamed to
12981 vect_update_init_of_dr.
12982 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
12983 (vectorizable_store): Fix assertion to use == instead of =.
12985 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
12987 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
12988 call_used_regs for wCG registers.
12990 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
12992 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
12993 for non-offsettable memory references to cope with outstanding reload
12994 replacements, take 2.
12996 2005-03-15 Uros Bizjak <uros@kss-loka.si>
12999 * config/i386/i386.h (x86_fisttp): New.
13000 (TARGET_FISTTP): New macro.
13001 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
13002 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
13003 instruction when fisttp flag is set.
13004 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
13006 * config/i386/i386.md (type attribute): Add fisttp.
13007 (unit attribute): Set to i387 for fisttp type.
13008 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
13009 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
13011 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
13012 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
13014 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
13015 patterns for TARGET_FISTTP. Enable patterns for
13016 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
13017 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
13018 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
13019 implement fisttp x87 insn.
13020 (fix_trunc*_i387_fisttp splitters): New patterns.
13021 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
13022 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
13023 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
13025 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
13026 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
13027 Implement using mode macros. Disable patterns for TARGET_FISTTP.
13028 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
13029 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
13030 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
13031 Disable patterns for TARGET_FISTTP.
13032 (fix_trunc*_i387 splitters): Implement usign mode macros.
13033 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
13034 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
13035 (fix_trunx*_sse peephole2s): Implement using mode macros.
13037 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
13039 PR rtl-optimization/20291
13040 * combine.c (try_combine): If splitting fails, re-try with
13041 original combined pattern, i.e. before clobber stripping.
13043 2005-03-14 Eric Christopher <echristo@redhat.com>
13045 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
13046 STACK_GROWS_DOWNWARD.
13048 2005-03-14 Roger Sayle <roger@eyesopen.com>
13050 * real.h (struct real_format): Split the signbit field into two
13051 two fields, signbit_ro and signbit_rw.
13052 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
13053 mips_double_format, ieee_extended_motorola_format,
13054 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
13055 ieee_extended_intel_128_format, ibm_extended_format,
13056 mips_extended_format, ieee_quad_format, mips_quad_format,
13057 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
13058 i370_double_format, c4x_single_format, c4x_extended_format,
13059 real_internal_format): Update initializers for new field.
13060 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
13061 real_format structure.
13062 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
13063 field of the real_format structure.
13065 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
13067 Fix PR tree-optimization/20458
13069 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
13070 DECL_EXTERNAL on STRUCT_FIELD tags.
13071 (clear_call_clobbered): Ditto.
13072 * tree-ssa-operands.c (note_addressable): Make sure the original
13073 variable doesn't slip into the addressable list if we have
13075 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
13078 2005-03-14 Geoffrey Keating <geoffk@apple.com>
13080 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
13081 (-fwide-exec-charset): Likewise.
13082 (-finput-charset): Likewise.
13083 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
13084 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
13085 * c.opt (Wnormalized): New.
13087 2005-03-14 Devang Patel <dpatel@apple.com>
13089 * doc/invoke.texi: Add reference to Visibility document.
13091 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
13093 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
13094 MASK_SPLIT_ADDRESSES.
13095 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
13096 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
13097 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
13098 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
13099 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
13100 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
13101 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
13102 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
13103 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
13104 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
13105 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
13106 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
13107 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
13108 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
13109 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
13110 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
13111 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
13112 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
13113 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
13114 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
13115 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
13116 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
13117 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
13118 (TARGET_EXPLICIT_RELOCS): Delete.
13119 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
13120 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
13121 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
13122 (override_options): Set MASK_LONG64 if -mint64 is given and no
13123 -mlongXX option is. Complain about -mint64 -mlong32.
13124 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
13125 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
13126 * config/mips/mips.opt: New file.
13128 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
13130 * config.gcc (extra_options): New variable for listing option files.
13131 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
13132 * configure.ac (extra_opt_files): New AC_SUBST variable.
13133 (tm_file_list, tm_include_list): Include options.h first.
13134 * configure: Regenerate.
13135 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
13136 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
13137 (s-options-h): New rule.
13138 (options.h): Depend on it.
13139 (TEXI_GCCINT_FILES): Add options.texi.
13140 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
13141 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
13142 * target.h (gcc_target): Add default_target_flags and handle_option.
13143 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
13144 (TARGET_HANDLE_OPTION): New macros.
13145 (TARGET_INITIALIZER): Include them.
13146 * opt-functions.awk (opt_args, nth_arg): New functions.
13147 (switch_flags): Handle the "Target" flag.
13148 (var_args): Delete.
13149 (var_name): Use opt_args and nth_arg.
13150 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
13151 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
13152 macros for the "Mask" and "InverseMask" options.
13153 * opts.h (cl_var_cond): New enum.
13154 (cl_option): Replace the "has_set_value" and "set_value" fields with
13155 "var_cond" and "var_value".
13156 (CL_TARGET): New macro.
13157 (option_enabled, print_filtered_help): Declare.
13158 (decode_options): Move definition.
13159 * opts.c (handle_option): Search for the original option before
13160 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
13161 var_cond and var_value fields. Use targetm.handle_option to handle
13163 (decode_options): Set target_flags to targetm.default_target_flags.
13164 (print_filtered_help): Make global. Handle CL_TARGET.
13165 (option_enabled): New function.
13166 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
13167 (display_target_options, set_target_switch, print_switch_values)
13168 (default_pch_valid_p): Guard uses of target_switches with
13169 #ifdef TARGET_SWITCHES. Also...
13170 (display_target_options): Display the CL_TARGET entries in cl_options.
13171 (set_target_option): Don't complain about the "" option when
13172 TARGET_SWITCHES is undefined.
13173 (print_switch_values): Use option_enabled.
13174 (default_pch_valid_p): Check cl_options[] when looking for something
13175 that has changed the value of target_flags.
13176 * c.opt: Remove documentation from top of file.
13177 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
13178 * doc/sourecebuild.texi: Refer to the new options documentation
13179 instead of c.opt. Document machine-specific .opt files.
13180 * doc/tm.texi (target_flags): Say that this variable is declared
13182 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
13183 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
13185 * doc/options.texi: New file.
13187 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
13189 PR middle-end/18628
13190 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
13193 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
13196 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
13197 temporary variable of pointer type if an lvalues is required.
13198 (gimplify_modify_expr_rhs): Request an rvalue from it.
13199 (gimplify_expr): Pass fallback on.
13201 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13203 * cfgbuild.c: Update comments.
13205 2005-03-14 Roger Sayle <roger@eyesopen.com>
13207 PR rtl-optimization/17236
13208 * optabs.c (expand_doubleword_mult): New helper function split out
13209 from expand_binop. Permute the order in which instructions are
13210 emitted to minimize the number of simultaneously live registers.
13211 (expand_binop): Call expand_doubleword_mult to synthesize a double
13212 word multiplication.
13214 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13216 * basic-block.h: Update the prototypes of cached_make_edge and
13218 * cfg.c (cached_make_edge): Take edge_cache representing one
13219 row of the adjacency matrix of edges.
13220 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
13221 (make_edges): Initialize edge_cache to represent one row of
13222 the adjacency matrix of edges.
13224 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13226 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
13228 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
13229 Remove unused removed_phis variable.
13230 (conditional_replacement): Use build1/build2.
13231 (abs_replacement): Use last_and_only_stmt and build1/build2.
13233 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13235 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
13236 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
13237 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
13238 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
13239 * c-common.c (handle_novops_attribute): New function.
13240 (c_common_attribute_table): Add "no vops" entry.
13241 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
13242 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
13243 * tree-ssa-operands.c (get_call_expr_operands): Do not
13244 create virtual operands for calls with ECF_NOVOPS flag.
13245 * tree.h (DECL_IS_NOVOPS): New macro.
13246 (struct tree_decl): Add novops_flag.
13247 (ECF_NOVOPS): New constant.
13249 2005-03-14 Uros Bizjak <uros@kss-loka.si>
13252 * config/i386/i386.c (x86_use_himode_fiop): New.
13253 (x86_use_simode_fiop): Rename from x86_use_fiop.
13254 * config/i386/i386.h (x86_use_himode_fiop): Declare.
13255 (TARGET_USE_HIMODE_FIOP): New.
13256 (x86_use_simode_fiop): Rename from x86_use_fiop.
13257 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
13259 * config/i386/i386.md (X87MODEI12): New mode macro define.
13260 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
13261 to implement x87 FP compare with HImode input operands.
13262 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
13263 Use X87MODEI12 mode macro to handle HImode input operands.
13264 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
13265 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
13266 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
13267 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
13268 macro to implement x87 operators with HImode input operands.
13269 (fop splitters): Use X87MODEI12 mode macro to handle HImode
13272 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13274 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
13276 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
13277 constants invariant.
13279 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13281 * basic-block.h (BB_VISITED): Removed.
13282 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
13284 2005-03-14 Falk Hueffner <falk@debian.org>
13287 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
13289 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13291 * ggc-zone.c: Fix comment typos.
13293 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
13294 stringpool.c, config/mips/mips-protos.h: Update copyright.
13296 2005-03-14 Alan Modra <amodra@bigpond.net.au>
13298 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
13299 throughout with its typedef, "rtx".
13300 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
13301 (rs6000_tls_symbol_ref_1): Remove inline keyword.
13302 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
13303 regs in comment to match code.
13305 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13307 * except.c (check_handled): Make it static.
13308 * except.h: Remove the corresponding prototype.
13310 * function.c (get_func_frame_size): Make it static.
13311 * function.h: Remove the corresponding type.
13313 * regclass.c (reg_class_superclasses, reg_class_subclasses):
13315 * hard-reg-set.h: Remove the corresponding declarations.
13317 * tree-cfg.c (verify_stmts): Check that
13318 bb_for_stmt (stmt) == bb for every PHI node and statement.
13320 2005-03-14 Alan Modra <amodra@bigpond.net.au>
13322 * config.gcc: Remove excess indentation.
13323 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
13325 2005-03-13 Roger Sayle <roger@eyesopen.com>
13327 PR middle-end/19331
13328 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
13329 * fold-const.c (fold_sign_changed_comparison): Likewise.
13330 (fold_binary): Optimize comparisons against widened operands if
13331 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
13333 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13335 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
13336 (sparc_override_options): Initialize it.
13337 (sparc_struct_value_rtx): Set it on the MEM to be returned.
13339 2005-03-13 David Edelsohn <edelsohn@gnu.org>
13341 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
13342 (reg_or_none500mem_operand): New predicate.
13343 (zero_reg_mem_operand): New predicate.
13344 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
13345 to reg_or_none500mem_operand.
13346 (extendsfdf2_fpr): Add MEM alternative.
13347 (extenddftf2_internal): Change operand2 predicate to
13348 zero_reg_mem_operand.
13350 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13352 * ggc-zone.c: Rewritten.
13354 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
13356 * configure.ac: Define GGC_ZONE for --with-gc=zone.
13357 * config.in: Regenerated.
13358 * configure: Regenerated.
13359 * gengtype.c (write_types_process_field, write_func_for_structure):
13360 Pass new argument to gt_pch_note_object.
13361 * ggc-common.c (struct ptr_data): Add TYPE.
13362 (gt_pch_note_object): Take TYPE argument and save it.
13363 (call_count): Update call to ggc_pch_count_object.
13364 (call_alloc): Update call to ggc_pch_alloc_object.
13365 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
13367 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
13368 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
13369 (ggc_alloc_zone_stat): Delete.
13370 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
13371 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
13372 (ggc_pch_alloc_object): Update prototypes.
13373 (garbage_zone): Delete.
13374 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
13375 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
13377 (tree_id_zone): New variable.
13378 (ggc_alloc_cleared_zone): Remove unused.
13379 (ggc_alloc_zone): Define.
13380 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
13381 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
13382 ggc_alloc_zone_stat.
13383 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
13384 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
13385 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
13386 (make_node_stat): Likewise. Use tree_id_zone.
13388 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13389 Joseph S. Myers <joseph@codesourcery.com>
13391 * configure.ac: Check for MIPS TLS.
13392 * configure: Regenerated.
13393 * config/mips/mips-protos.h (enum mips_symbol_type): Add
13394 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
13395 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
13396 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
13397 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
13398 (mips_classify_symbol, mips_symbolic_constant_p)
13399 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
13400 (mips_tls_operand_p, mips_call_tls_get_addr)
13401 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
13402 (mips_tls_symbol_ref_1): New functions.
13403 (mips_legitimize_address, mips_legitimize_const_move): Call
13404 mips_legitimize_tls_address.
13405 (override_options): Handle V1_REG and TLS symbols. Disable TLS
13407 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
13408 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
13409 (mips_char_to_class): Document V1_REG.
13410 (HAVE_AS_TLS): Provide default.
13411 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
13413 (load_got<mode>): Renamed from *load_got<mode>. Allow when
13415 (tls_get_tp_<mode>): New instruction.
13417 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13419 * configure.ac: Update checks for target tools.
13420 * configure: Regenerated.
13422 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13424 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
13426 2005-03-13 Roger Sayle <roger@eyesopen.com>
13428 * expmed.c (expand_mult): Use synthetic multiplication sequences for
13429 more classes of DImode multiplication by constant. Allow both
13430 multiplication by small negative constants (by performing a
13431 multiplication by a positive constant and negating the result) and
13432 multiplications by large powers of two, by using a left shift.
13434 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
13436 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
13437 of basic blocks into work_stack.
13439 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
13440 config/mips/vr.h: Update copyright.
13442 * c-decl.c (c_init_decl_processing): Remove useless calls to
13443 build_function_type.
13445 * builtins.c (fold_trunc_transparent_mathfn,
13446 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
13447 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
13448 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
13449 fold_builtin_strcpy, fold_builtin_strncpy,
13450 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
13453 * builtins.c (expand_builtin_mathfn_3): Remove local variable
13456 * lambda-code.c (lambda_compute_auxillary_space): Remove local
13457 variable determinant.
13459 * tree-cfg.c (group_case_labels): Remove local variable type.
13461 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
13464 * tree-ssa-phiopt.c (value_replacement): Remove local variable
13467 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
13470 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
13471 (*movmemqi_insn): Delete.
13472 (*movmemhi): Delete.
13474 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
13476 * builtins.c (fold_builtin_classify): Take decomposed
13477 arguments of CALL_EXPR.
13478 (fold_builtin_1): Update a call to fold_builtin_classify.
13480 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
13483 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
13484 through into call to parser_xref_tag after parse error.
13485 (c_parser_struct_declaration): Consistently return NULL_TREE on
13488 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
13490 * tree-flow-inline.h (ref_contains_array_ref): New function.
13491 (lookup_subvars_for_var): Ditto.
13492 (get_subvars_for_var): Ditto.
13493 (var_can_have_subvars): Ditto.
13495 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
13496 (struct subvar): New type.
13498 * tree-dfa.c (okay_component_ref_for_subvars): New function.
13500 * tree-optimize.c (init_tree_optimization_passes): Call
13501 pass_create_structure_vars.
13503 * tree-ssa-alias.c: Include vec.h.
13504 (init_alias_info): Don't auto-clear call clobbered on struct-field
13506 (compute_flow_insensitive_aliasing): Handle subvars.
13507 (group_aliases): Handle STRUCT_FIELD aliases.
13508 (setup_pointers_and_addressables): Ditto.
13509 Don't mark variables non-addressable if they still have
13510 addressable subvars.
13511 Also mark subvars addressable when the real variable is marked
13513 (add_pointed_to_var): Try to prune the pointed-to set by only
13514 pointing to subvars when possible.
13515 Otherwise, make sure we set addresses_needed and pt_vars to
13516 properly include subvars.
13517 (bitpos_of_field): New function.
13518 (push_fields_onto_fieldstack): Ditto.
13519 (get_or_create_used_part_for): Ditto.
13520 (create_overlap_variables_for): Ditto.
13521 (find_used_portions): Ditto.
13522 (create_structure_vars): Ditto.
13523 (pass_create_structure_vars): New structure.
13525 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
13526 (get_expr_operands): Handle subvars. Also try to turn
13527 COMPONENT_REF accesses into must-defs now that we can accurately
13529 (note_addressable): Try to only mark as addressable those subvars
13530 we know a COMPONENT_REF touches.
13531 (overlap_subvar): New function.
13533 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
13534 Handle subvar storing.
13535 (vect_address_analysis): Update caller of vect_object_analysis.
13537 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
13539 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
13540 (STMT_VINFO_SUBVARS): New macro.
13542 * common.opts: add flag_tree_salias.
13544 * opts.c (decode_options): flag_tree_salias defaults to on.
13546 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
13548 * doc/tree-ssa.texi: Document structural alias analysis.
13550 2005-03-12 Steven Bosscher <stevenb@suse.de>
13552 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
13553 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
13554 * tree-ssa-operands.c (get_expr_operands): Likewise.
13555 (get_expr_operands): Likewise for ERROR_MARK.
13557 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13559 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
13562 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
13565 * tree-ssa-pre.c (compute_avail): Remove local variable val.
13566 (mark_operand_necessary): Remove local variable ver.
13568 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
13569 variable prefix_len.
13571 * value-prof.c (mod_subtract_transform): Remove local variable
13574 * builtins.c (fold_builtin_exponent): Take decomposed
13575 arguments of CALL_EXPR.
13576 (fold_builtin_1): Update a call to fold_builtin_exponent.
13578 * builtins.c (fold_builtin_logarithm): Take decomposed
13579 arguments of CALL_EXPR.
13580 (fold_builtin_1): Update a call to fold_builtin_logarithm.
13582 * c-decl.c (c_init_decl_processing): Remove local variables
13583 ptr_ftype_void and ptr_ftype_ptr.
13585 * gimplify.c (gimplify_expr): Remove local variables r0 and
13588 * reg-stack.c (move_for_stack_reg): Remove local variable
13590 (compare_for_stack_reg): Remove local variable flags_user.
13591 (convert_regs_1): Remove local variable deleted.
13593 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
13595 (combine_blocks): Remove local variables exits and new_e.
13597 * tree-inline.c (expand_call_inline): Remove local variable
13600 * tree-ssa-live.c (create_ssa_var_map,
13601 calculate_live_on_entry): Remove local variable snn.
13603 2005-03-12 Geoffrey Keating <geoffk@apple.com>
13605 * c-lex.c (c_lex_with_flags): Add parameter to call to
13608 2005-03-11 Per Bothner <per@bothner.com>
13610 * c-tree.h (struct c_declarator): New id_loc field.
13611 * c-pragma.h (c_lex_with_flags): Take position reference.
13612 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
13613 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
13614 (c_lex): Pass dummy location to c_lex_with_flags.
13615 * c-parser.c (c_lex_one_token): Set c_token's location using
13616 c_lex_with_flags, instead of input_location, which might be "ahead".
13617 (c_parser_direct_declarator): Set declarator's id_loc from
13619 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
13620 declarator's id_loc, rather than probably-imprecise input_location.
13621 (build_id_declarator): Initialize c_declarator's id_loc field.
13623 2005-03-11 Roger Sayle <roger@eyesopen.com>
13625 PR middle-end/20419
13626 * builtins.c (expand_builtin_signbit): Force the signbit's word
13627 into an integer register to avoid SUBREGs of floating point modes.
13629 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13631 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
13632 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
13633 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
13634 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
13636 2005-03-11 David Edelsohn <edelsohn@gnu.org>
13638 PR rtl-optimization/20306
13639 * expr.c (emit_move_complex): Set try_int false if mode is
13640 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
13641 emit_block_move if try_int is true.
13643 2005-03-11 Richard Henderson <rth@redhat.com>
13646 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
13647 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
13650 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
13652 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
13653 (TARGET_FIX_VR4130): New macro.
13654 (TARGET_OPTIONS): Add -mfix-vr4130.
13655 (ISA_HAS_MACCHI): New macro.
13656 (ASM_SPEC): Add -mfix-vr4130.
13657 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
13658 (override_options): Handle mips_fix_vr4130_string.
13659 (mips_avoid_hazards): Clear all_noreorder_p
13660 if we're working around VR4130 errata and the macc alternatives
13662 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
13663 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
13664 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
13665 (MULTILIB_DEFAULTS): Remove leading "march=".
13666 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
13667 if no architecture option is given.
13668 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
13670 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
13671 * doc/invoke.texi: Document -mfix-vr4130.
13673 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
13675 * config/mips/mips.c (override_options): Only warn about -mint64
13676 deprecation if TARGET_INT64.
13678 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13680 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
13681 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
13682 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
13683 are non-specific regarding the nonnull parameter positions.
13684 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
13685 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
13686 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
13687 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
13689 * builtins.def: Use the non-specific "nonnull" attibute lists.
13691 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
13693 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
13694 single_pred_edge, single_succ, single_pred): Improve comments.
13696 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
13698 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
13699 single_pred_edge, single_succ, single_pred): New inline functions.
13700 * bb-reorder.c (rotate_loop, find_traces_1_round,
13701 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
13702 duplicate_computed_gotos): Use the single_succ/pred functions.
13703 * cfganal.c (forwarder_block_p): Ditto.
13704 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
13705 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
13706 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
13707 merge_seq_blocks): Ditto.
13708 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
13709 * cfglayout.c (fixup_reorder_chain): Ditto.
13710 * cfgloop.c (mark_single_exit_loops, update_latch_info,
13711 canonicalize_loop_headers, verify_loop_structure): Ditto.
13712 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
13713 mfb_update_loops, create_preheader, force_single_succ_latches,
13714 create_loop_notes): Ditto.
13715 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
13716 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
13717 commit_one_edge_insertion, purge_dead_edges,
13718 cfg_layout_can_merge_blocks_p): Ditto.
13719 * except.c (sjlj_emit_function_enter): Ditto.
13720 * flow.c (init_propagate_block_info): Ditto.
13721 * function.c (thread_prologue_and_epilogue_insns): Ditto.
13722 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
13723 insert_insn_end_bb): Ditto.
13724 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
13725 find_if_case_2): Ditto.
13726 * lambda-code.c (perfect_nestify): Ditto.
13727 * lcm.c (optimize_mode_switching): Ditto.
13728 * loop-doloop.c (doloop_modify): Ditto.
13729 * loop-init.c (loop_optimizer_init): Ditto.
13730 * loop-iv.c (simplify_using_initial_values): Ditto.
13731 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13732 * loop-unswitch.c (unswitch_loop): Ditto.
13733 * modulo-sched.c (generate_prolog_epilog): Ditto.
13734 * predict.c (combine_predictions_for_insn, estimate_probability,
13735 tree_estimate_probability, last_basic_block_p,
13736 estimate_bb_frequencies): Ditto.
13737 * profile.c (branch_prob): Ditto.
13738 * regrename.c (copyprop_hardreg_forward): Ditto.
13739 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
13740 * tracer.c (layout_superblocks): Ditto.
13741 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
13742 cfg_remove_useless_stmts_bb, cleanup_control_flow,
13743 cleanup_control_expr_graph, disband_implicit_edges,
13744 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
13745 tree_verify_flow_info, tree_make_forwarder_block,
13746 tree_forwarder_block_p, remove_forwarder_block,
13747 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
13748 * tree-if-conv.c (tree_if_conversion): Ditto.
13749 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
13750 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
13751 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
13752 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
13753 copy_loop_headers): Ditto.
13754 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
13755 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
13756 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
13757 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
13758 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
13759 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
13760 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
13761 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
13762 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
13763 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
13764 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
13765 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
13766 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13767 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
13768 slpeel_add_loop_guard): Ditto.
13770 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
13772 PR tree-optimization/15784
13773 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
13776 * stmt.c (expand_case): Don't change index_type. Convert minval
13777 to the proper type.
13779 PR tree-optimization/20130
13780 * fold-const.c (fold): Fold x * -1 into -x.
13782 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
13784 PR rtl-optimization/20331
13785 * rtlanal.c (modified_between_p): Check its address first for MEM.
13786 (modified_in_p): Likewise.
13788 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
13790 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
13792 2005-03-10 Steven Bosscher <stevenb@suse.de>
13794 * expr.c (expand_expr_real_1): If possible, use a conditional
13795 move for expanding MIN_EXPR and MAX_EXPR.
13796 Use temp for moving around rtx-en.
13798 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
13801 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
13804 2005-03-10 Roger Sayle <roger@eyesopen.com>
13806 * builtins.c (expand_builtin_signbit): Extend to handle floating
13807 point modes wider than the largest integer type, using the
13808 operand_subword_force function to obtain the signbit's word.
13810 2005-03-10 Jakub Jelinek <jakub@redhat.com>
13813 * combine.c (try_combine): If recog_for_combine added CLOBBERs
13814 to NEWI2PAT, fail to combine if they are used by NEWPAT.
13816 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
13818 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
13820 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
13822 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
13824 (perform_edge_inserts): Unconditionally call
13825 free_dominator_info.
13827 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
13829 2005-03-10 Bob Wilson <bob.wilson@acm.org>
13831 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
13833 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
13835 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
13837 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
13839 (rtl_register_value_prof_hooks,
13840 tree_value_profile_transformations,
13841 tree_register_value_prof_hooks): Likewise.
13842 * var-tracking.c (stack_adjust_offset_pre_post,
13843 variable_htab_free, variable_union, dataflow_set_different_2,
13844 count_uses, variable_was_changed, set_frame_base_location,
13845 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
13846 vt_add_function_parameters): Likewise.
13847 * varasm.c (named_section_real, named_section, make_decl_rtl,
13848 asm_emit_uninitialised, assemble_integer, decode_addr_const,
13849 const_hash_1, compare_constant, copy_constant, force_const_mem,
13850 output_constant_pool_2, output_constant_pool_1, output_constant,
13851 output_constructor, make_decl_one_only, decl_tls_model,
13852 default_no_named_section, default_elf_select_section_1,
13853 default_unique_section_1): Likewise.
13854 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
13855 * vmsdbgout.c (addr_const_to_string): Likewise.
13858 * function.c (struct assign_parm_data_one): Remove last_named
13860 (assign_parm_find_data_types): Don't determine last_named.
13861 Reorder named_parm determination.
13862 (assign_parms): Only setup varargs on the last non-varadic
13865 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
13867 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
13868 sda base address on medium model.
13870 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
13872 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
13873 * cfgloop.c (flow_loop_nodes_find): Export.
13874 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
13876 * cfgloopmanip.c (fix_loop_structure): New function.
13877 * predict.c (predict_loops): Clean up the loops information.
13878 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
13879 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
13881 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
13882 (rewrite_into_loop_closed_ssa): Declaration changed.
13883 * tree-loop-linear.c (linear_transform_loops): Add argument to
13884 rewrite_into_loop_closed_ssa call.
13885 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13886 * tree-ssa-loop-im.c (move_computations): Ditto.
13887 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
13888 * tree-vectorizer.c (vectorize_loops): Ditto.
13889 * tree-optimize.c: Include cfgloop.h.
13890 (execute_todo): Choose whether to call cleanup_tree_cfg or
13891 cleanup_tree_cfg_loop.
13892 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
13893 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
13894 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
13895 cleanup_tree_cfg_loop call.
13896 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
13897 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
13898 work on part of cfg.
13900 2005-03-10 Jakub Jelinek <jakub@redhat.com>
13902 PR inline-asm/20314
13903 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
13904 with multiple alternatives.
13906 * stmt.c (parse_output_constraint): Fix a typo.
13908 2005-03-09 Bob Wilson <bob.wilson@acm.org>
13910 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
13911 assembly directive instead of deprecated "no-generics".
13913 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
13915 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13916 for non-offsettable memory references to cope with outstanding reload
13918 * config/s390/s390.md ("reload_outti"): Call find_replacement to
13919 avoid losing outstanding address reloads.
13920 ("reload_outdi", "reload_outdf"): Likewise.
13922 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13924 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
13925 code. Add more cbrt transformations.
13927 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13929 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
13931 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
13933 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
13934 NULL_TREE when a given tree is not simplified.
13935 (fold): Return the original tree when any of the functions
13936 mentioned above NULL_TREE.
13938 * fold-const.c (fold_unary, fold_binary): Take decomposed
13939 arguments, code, type, op0, and op1 in case of fold_binary.
13940 (fold): Update calls to fold_unary and fold_binary.
13942 2005-03-09 Roger Sayle <roger@eyesopen.com>
13944 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
13945 a fndecl and an arglist instead of a CALL_EXPR, exp.
13947 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
13949 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
13951 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
13953 * expr.c (expand_assignment): Remove orig_to_rtx.
13955 * fold-const.c (int_const_binop): Remove no_overflow.
13957 * ifcvt.c (noce_emit_move_insn): Remove inmode.
13959 * loop-iv.c (get_biv_step_1): Remove lhs.
13961 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
13963 * real.c (real_nan): Remove neg.
13965 * function.c (thread_prologue_and_epilogue_insns): Remove i
13968 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
13971 * tree-eh.c (tree_could_trap_p): Remove idx.
13973 * tree-into-ssa.c (ann): Remove ann.
13975 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
13977 * tree-sra.c (decide_block_copy): Remove inst_count.
13979 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
13981 * tree-ssa-loop-im.c (lhs): Remove.
13983 * cfgbuild.c (state, STATE, SET_STATE,
13984 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
13986 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
13987 (find_basic_blocks): Set the state of each basic block to
13990 2005-03-08 Jeff Law <law@redhat.com>
13992 * tree-cfg.c (cleanup_control_flow): If removal of a computed
13993 goto results in the removal of edges in the CFG, then we need
13994 to recompute dominators.
13996 2005-03-09 Ben Elliston <bje@au.ibm.com>
13998 * c-common.c (c_do_switch_warnings): Comment fix.
14000 2005-03-08 Julian Brown <julian@codesourcery.com>
14002 * Patch from 2005-03-08 reverted for causing regressions and
14003 ppc-darwin bootstrap failure.
14005 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
14007 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
14008 Define the real function for ppc-darwin.
14009 * c-typeck.c (convert_arguments): Check for target-specific
14010 invalid argument call to unprototyped function.
14011 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
14013 * target.h (invalid_arg_for_unprototyped_fn): New field
14015 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
14016 default target hook.
14017 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
14020 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14022 * c-typeck.c (constructor_stack, constructor_range_stack,
14023 initializer_stack): Make them static.
14025 * cfg.c (rbi_pool): Make it static.
14027 * gimple-low.c (lower_stmt_body): Make it static.
14028 * tree-flow.h: Remove the corresponding prototype. Don't
14029 declare lower_data.
14031 * sched-deps.c (cache_size): Make it static.
14033 * stor-layout.c (lang_adjust_rli): Make it static.
14035 2005-03-08 Julian Brown <julian@codesourcery.com>
14037 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14038 from being used for symbols with vague linkage when
14039 HAVE_GAS_COMDAT_GROUP is true.
14041 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
14043 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
14044 nlabel == JUMP_LABEL (jump).
14046 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14048 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
14049 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
14050 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
14051 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
14053 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
14056 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
14057 * c-common.c (handle_returns_twice): New function.
14058 (c_common_attribute_table): Declare eturns_twice' attribute.
14059 * doc/extend.texi: Document eturns_twice' attribute.
14060 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
14061 (struct tree_decl): Add returns_twice_flag.
14063 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14065 * tree-ssa-phiopt.c: Fix a comment typo.
14067 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
14068 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
14069 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
14072 2005-03-08 Richard Henderson <rth@redhat.com>
14074 * config/alpha/alpha.c (code_for_builtin): Replace special-case
14075 builtin codes with ctzdi2, clzdi2, popcountdi2.
14076 (struct alpha_builtin_def): Add is_const.
14077 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
14078 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
14079 (alpha_init_builtins): Init them. Set nothrow and const attributes
14081 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
14082 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
14083 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
14084 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
14085 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
14086 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
14087 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
14088 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
14089 (TARGET_FOLD_BUILTIN): New.
14090 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
14091 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
14093 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
14095 2005-03-08 Ira Rosen <irar@il.ibm.com>
14097 PR tree-optimization/20122
14098 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
14099 condition of access function instead of base.
14101 2005-03-07 Jeff Law <law@redhat.com>
14102 Steven Bosscher <stevenb@suse.de>
14104 * tree-cfg.c (find_taken_edge_computed_goto): New function.
14105 (find_taken_edge): Call find_taken_edge_computed_goto as
14106 appropriate. Allow any gimple invariant rather than just
14107 INTEGER_CST for VAL.
14108 (cleanup_control_flow): Cleanup a computed goto which has turned
14109 into a simple goto.
14110 (tree_merge_blocks): If block B has any forced labels, move
14111 them to the start of block A.
14112 * tree-ssa-dom.c (thread_across_edge): Allow threading across
14113 computed gotos as well.
14114 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
14115 removal of unnecessary computed gotos too.
14116 (lookup_redirection_data): Fix type of INSERT argument. Callers
14119 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14121 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
14122 Remove trailing spaces.
14124 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
14125 unshare_all_trees): Make them static.
14126 * tree-gimple.h: Remove the corresponding prototypes.
14128 * diagnostic.h: Remove unused prototype
14129 debug_output_buffer.
14130 * modulo-sched.c: Remove unused prototype
14131 set_row_column_for_ps.
14133 * tree-ssa-phiopt.c (tree_ssa_phiopt,
14134 replace_phi_edge_with_variable): Remove unused variable i.
14136 2005-03-07 Per Bothner <per@bothner.com>
14138 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
14140 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
14143 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
14144 bbs on the COND_EXPR instead of the PHI_NODEs.
14145 (candidate_bb_for_phi_optimization): Remove.
14146 (replace_phi_with_stmt): Rename to ...
14147 (replace_phi_edge_with_variable): this and change so that we
14148 replace the phi argument instead of removing the PHI.
14149 (conditional_replacement): Change so we deal with PHI with more
14150 than two arguments.
14151 (value_replacement): Likewise.
14152 (abs_replacement): Likewise.
14154 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
14156 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
14157 output_e500_flip_gt_bit.
14159 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
14161 (rs6000_generate_compare): Fix logic to look at the correct bits.
14162 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
14164 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
14165 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
14166 gen_move_from_CR_gt_bit.
14168 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
14169 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
14170 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
14172 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
14173 (E500_CR_IOR_COMPARE): New constant.
14175 2005-03-08 Earl Chew <earl_chew@agilent.com>
14176 David Billinghurst <David.Billinghurst@riotinto.com>
14178 * config/i386/host-cygwin.c: New file to support precompiled
14180 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
14181 * config.host: Use above files for cygwin host.
14183 2005-03-07 David Edelsohn <edelsohn@gnu.org>
14185 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
14186 ordering ops from earlier change.
14188 2005-03-07 Per Bothner <per@bothner.com>
14190 Various fixes to allow us to again build if --enable-mapped-location:
14191 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
14192 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
14193 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
14194 local variable loc. Change logic appropriately.
14195 * tree-vect-transform.c (vect_finish_stmt_generation): Use
14196 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
14197 * c-parser.c (c_parser_for_statement): Initialize loc variable.
14198 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
14199 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
14201 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
14203 PR rtl-optimization/19683
14204 * reload1.c (choose_reload_regs): Pass the number of bits, not the
14205 number of bytes, to smallest_int_for_mode. Fix arguments to
14206 REG_CANNOT_CHANGE_MODE_P.
14208 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14210 * reorg.c (relax_delay_slots): Check that the jump is
14211 conditional before trying to invert it.
14213 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
14215 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
14218 * calls (stack_arg_under_construction): Make it static.
14220 * flow.c (regs_live_at_setjmp): Make it static.
14221 * flow.h: Remove the corresponding prototype.
14223 * reload1.c (reload_startobj, reload_firstobj,
14224 something_needs_operands_changed, reload_inherited,
14225 reload_inheritance_insn, reload_override_in,
14226 reload_spill_index): Make them static.
14228 * recog.c (verify_changes): Make it static.
14229 * recog.h: Remove the corresponding prototype.
14231 * cfgbuild.c (find_sub_basic_blocks): Remove.
14232 * basic-block.h: Remove the corresponding prototype.
14233 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
14235 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
14237 * tree-ssa-operands.c (check_build_stmt): Remove.
14239 * stor-layout.c (set_alignment): Remove.
14240 * tree.h: Remove the corresponding prototype.
14242 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
14244 * tree-ssa-dce.c (control_dependence_map,
14245 visited_control_parents): Make them static.
14247 * cfghooks.c (verify_flow_info): Remove local variable
14250 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
14253 * loop-unswitch.c (unswitch_loop): Remove local variable src.
14255 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
14257 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
14259 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
14261 * config/ia64/hpux.h (LINK_SPEC): Add -z.
14262 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
14263 PARALLEL for an empty structure.
14265 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
14267 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
14269 * fold-const.c (fold_binary): Unroll the very first "for"
14272 2005-03-06 David Edelsohn <edelsohn@gnu.org>
14274 * config/rs6000/predicates.md (branch_comparison_operator): Remove
14275 redundant match_code test.
14276 (scc_comparison_operator): Swap match_operand and match_code
14278 (branch_positive_comparison_operator): Same.
14279 (trap_comparison_operator): Use comparison_operator and swap with
14282 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
14285 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
14286 (out_movhi_r_mr): Read low byte of volatile MEM first.
14287 (out_movhi_mr_r): Write high byte of volatile MEM first.
14289 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14291 * cselib.c (reg_values, reg_values_size): Make them static.
14293 * cse.c (cse_reg_info_table): Make it static.
14295 * fold-const.c (fold_unary): Use build1 instead of copy_node.
14297 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
14299 * cse.c (find_best_addr): Use canon_for_address.
14301 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
14303 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
14304 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
14305 SUBREG and MEM, respectively.
14307 * fold-const.c (fold_binary): Use code instead of t.
14309 * fold-const.c (optimize_minmax_comparison): Take decomposed
14310 arguments code, type, op0, and op1 instead of t.
14311 (fold_binary): Update a call to optimize_minmax_comparison.
14313 * fold-const.c (fold_range_test): Take decomposed arguments
14314 code, type, op0, and op1 instead of t.
14315 (fold_binary): Update a call to fold_range_test.
14317 * fold-const.c (fold_binary_op_with_conditional_arg): Take
14318 decomposed arguments code, type, op0, and op1 instead of t.
14319 (fold_binary): Update a call to fold_range_test.
14321 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
14323 * fold-const.c (fold_binary): Avoid directly using the original
14324 expression t as much as possible.
14326 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14328 * c-semantics.c (build_stmt): Use TYPE_P instead of
14329 IS_NON_TYPE_CODE_CLASS.
14330 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
14331 (NON_TYPE_CHECK): Use TYPE_P instead of
14332 IS_NON_TYPE_CODE_CLASS.
14334 * fold-const.c (fold): Remove handling of binary expressions.
14336 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
14338 * doc/c-tree.texi: Wrap comments in @r{}.
14339 * doc/cpp.texi: Likewise.
14340 * doc/cppinternals.texi: Likewise.
14341 * doc/extend.texi: Likewise.
14342 * doc/md.texi: Likewise.
14343 * doc/objc.texi: Likewise.
14344 * doc/sourcebuild.texi: Likewise.
14345 * doc/tm.texi: Likewise.
14346 * doc/tree-ssa.texi
14348 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14350 * predict.c (apply_return_prediction): Standardize PHI chain
14352 * tree-ssa.c (ssa_redirect_edge): Likewise.
14354 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
14355 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
14358 * tree-phinodes.c (remove_phi_node): Drop the last argument.
14359 * tree-flow.h: Adjust the prototype for remove_phi_node.
14360 * lambda-code.c (perfect_nestify): Adjust a call to
14363 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
14364 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
14366 * tree-ssa-dce.c (remove_dead_phis): Likewise.
14367 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
14368 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
14369 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
14371 * combine.c (simplify_and_const_int): Use gen_int_mode instead
14372 of GEN_INT (trunc_int_for_mode (...)).
14373 * loop-iv.c (iv_number_of_iterations): Likewise.
14374 * postreload.c (reload_cse_move2add): Likewise.
14375 * simplify-rtx.c (simplify_const_unary_operation,
14376 simplify_const_binary_operation): Likewise.
14377 * stor-layout.c (get_mode_bounds): Likewise.
14379 * fold-const.c (fold_binary): New.
14380 (fold): Call fold_binary on binary expressions.
14382 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
14384 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
14385 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
14386 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
14387 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
14388 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
14390 2005-03-04 Devang Patel <dpatel@apple.com>
14392 PR tree-optimization/18815
14393 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
14394 loops with zero exit edges.
14396 2005-03-04 Devang Patel <dpatel@apple.com>
14398 * doc/invoke.texi: Remove reference to webpage that does not exist.
14400 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
14401 Joseph S. Myers <joseph@codesourcery.com>
14404 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
14405 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
14406 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
14407 * pa.c (get_plabel): Change argument to symbol_ref. Call
14408 maybe_get_identifier instead of get_identifier.
14409 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
14410 (struct deferred_plabel): Replace name field with symbol field.
14411 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
14412 ASM_OUTPUT_EXTERNAL_REAL is defined.
14413 (output_global_address): Use output_addr_const for output of all
14415 (output_deferred_plabels): Use symbol_ref instead of name for address
14417 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
14418 ASM_OUTPUT_SYMBOL_REF): New macros.
14419 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
14421 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
14424 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
14426 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
14427 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
14429 2005-03-04 Jeff Law <law@redhat.com>
14431 * basic-block.h (rediscover_loops_after_threading): Declare.
14432 * tree-ssa-dom.c: Include cfgloop.h.
14433 (tree_ssa_dominator_optimize): Discover loops and some basic
14434 properties. Remove forwarder blocks recreated by loop header
14435 canonicalization. Also mark backedges in the CFG.
14436 * tree-ssa-threadupdate.c: Include cfgloop.h
14437 (rediscover_loops_after_threading): Define.
14438 (struct local_info): New field, JUMP_THREADED.
14439 (prune_undesirable_thread_requests): New function.
14440 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
14441 then record that fact for the callers of redirct_edges.
14442 (thread_block): If BB has incoming backedges, then call
14443 prune_undesirable_thraed_requests. Note when we are
14444 going to have to rediscover loop information. Return a
14445 boolean indicating if any jumps were threaded.
14446 (thread_through_all_blocks): Bubble up boolean indicating
14447 if any jumps were threaded.
14448 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
14449 (tree-ssa-threadupdate.o): Similarly.
14451 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14453 * fold-const.c (fold_ternary): Unroll the "for" loop to
14456 2005-03-04 Andrew Haley <aph@redhat.com>
14458 * unwind-dw2-fde-glibc.c (struct
14459 unw_eh_callback_data.check_cache): New field.
14460 (frame_hdr_cache): New.
14461 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
14462 Cache frame header info.
14464 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
14466 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
14467 (print_c_condition): Declare.
14468 * read-rtl.c (ptr_loc): New structure.
14469 (ptr_locs, ptr_loc_obstack, joined_conditions)
14470 (joined_conditions_obstack): New variables.
14471 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
14472 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
14473 (join_c_conditions, print_c_condition): New functions.
14474 (apply_macro_to_string): Associate the new string with the same
14475 source location as the old one.
14476 (add_condition_to_string): Use join_c_conditions.
14477 (read_string): Use set_rtx_ptr_loc to record a filename and line
14478 number for the string.
14479 (read_rtx): Initialize the new variables above.
14480 * genattrtab.c (write_test_expr, write_attr_value): Use
14482 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
14483 comment above the GCC_VERSION check.
14484 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
14485 Inline the definition of MAYBE_EVAL.
14486 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
14487 * genoutput.c (process_template): Likewise.
14488 * genpreds.c (write_predicate_subfunction): Likewise.
14489 (write_predicate_expr): Use print_c_condition.
14490 * genrecog.c (write_cond): Likewise.
14491 * gensupport.c (process_rtx): Use join_c_conditions to join the
14492 conditions of a define_insn_and_split. Record a source location
14493 for the string after the "&&".
14494 (alter_test_for_insn): Use join_c_conditions.
14496 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
14499 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14500 PR tree-optimization/15784
14501 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14504 2005-03-04 Ben Elliston <bje@au.ibm.com>
14506 * gcc.c (option_map): Add --coverage.
14507 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
14508 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
14509 * config/darwin.h: Pass -lgcov for `coverage'.
14510 * doc/invoke.texi (Debugging Options): Document --coverage.
14512 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14514 * gcse.c (bypass_block): Use find_edge wherever possible.
14516 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
14520 * c-opts.c (c_common_parse_file): Call start_source_file
14521 and end_source_file at the approriate times.
14523 * dwarf2out.c (dwarf2out_finish): Don't auto-end
14524 the main file, it will be done for us now.
14526 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14528 * fold-const.c (fold_ternary): New.
14529 (fold): Call fold_ternary on ternary expressions. Remove
14530 handling of ternary expressions.
14532 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14534 PR tree-optimization/15784
14535 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14538 2005-03-03 David Edelsohn <edelsohn@gnu.org>
14540 * config/rs6000/predicates.md (branch_comparison_operator):
14541 Convert from C block to conditional format.
14543 2005-03-03 Jan Hubicka <jh@suse.cz>
14545 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
14546 and non-constant public variables.
14548 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
14550 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
14553 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
14556 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
14557 calls to release_ssa_name and release_phi_node.
14559 * fold-const.c (fold): Remove handling of unary expressions.
14561 * fold-const.c (fold_unary): Avoid directly using the original
14562 expression t as much as possible.
14564 2005-03-03 Roger Sayle <roger@eyesopen.com>
14565 Andrew Pinski <pinskia@physics.uc.edu>
14567 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
14568 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
14570 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
14572 Describe special registers SRP and MOF as allocatable registers.
14573 * config/cris/cris.c (cris_md_asm_clobbers): New function.
14574 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
14575 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
14576 TARGET_HAS_MUL_INSNS.
14577 (cris_print_operand) <case 'd'>: New case.
14578 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
14579 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
14581 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
14582 (REG_ALLOC_ORDER): Update for MOF.
14583 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
14585 (GENERAL_REGS): No longer a define of ALL_REGS.
14586 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
14587 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
14588 Adjust accordingly.
14589 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
14590 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
14591 (SECONDARY_RELOAD_CLASS): Define.
14592 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
14593 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
14594 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
14595 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
14596 (REGISTER_MOVE_COST): Define.
14597 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
14598 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
14599 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
14600 (CRIS_MOF_REGNUM): New define_constants.
14601 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
14603 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
14605 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
14606 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
14607 Adjust for MOF being properly described as a register.
14608 (indir_to_reg_split): Name this split. Conditionalize on the
14609 destination register being a general register.
14610 (movei): Conditionalize on on operands 0 and 1 having the same
14613 2005-03-03 Alan Modra <amodra@bigpond.net.au>
14616 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
14617 -mcpu to override any other explicitly given flags.
14619 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
14621 * recog.c (verify_changes, confirm_change_group): New functions,
14622 broken out of apply_change_group.
14623 (apply_change_group): Use them.
14624 * recog.h (verify_change, confirm_change_group): Declare.
14625 * rtl.h (redirect_jump_2): Declare.
14626 * jump.c (redirect_exp, invert_exp): Delete.
14627 (invert_exp_1): Take second parameter. Return value. Changed caller.
14628 (redirect_jump_2): New function, broken out of redirect_jump.
14629 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
14630 (invert_jump): Use invert_jump_1 and redirect_jump_2.
14631 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
14633 2005-03-02 Geoffrey Keating <geoffk@apple.com>
14635 * varasm.c (named_section): Use xstrdup rather than doing it by
14638 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
14640 2005-03-02 Devang Patel <dpatel@apple.com>
14642 Undo PR tree-optimization/18815 fix.
14644 2005-03-02 Devang Patel <dpatel@apple.com>
14646 PR tree-optimization/18815
14647 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
14648 loops with zero exit edges.
14650 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
14652 * cfg.c (connect_src, connect_dest, disconnect_src,
14653 disconnct_dest): New.
14654 (unchecked_make_edge, remove_edge, redirect_edge_succ,
14655 redirect_edge_pred): Use the new functions.
14657 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
14658 free_dominance_info only when needed.
14660 2005-03-02 David Edelsohn <edelsohn@gnu.org>
14663 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
14664 (reg_or_sub_cint64_operand): Same.
14666 2005-03-02 Jeff Law <law@redhat.com>
14668 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
14669 CFG_ALTERED in the main DOM iteration loop.
14671 2005-03-02 Mark Mitchell <mark@codesourcery.com>
14674 * varasm.c (initializer_constant_valid_p): Allow conversions
14675 between OFFSET_TYPEs. Tidy.
14677 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
14679 * config/cris/cris.md ("return"): Remove epilogue delay list
14682 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
14684 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
14686 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
14688 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
14690 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
14691 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
14692 config/m68k/m68k.c, config/mips/mips.h,
14693 config/rs6000/rs6000-protos.h, doc/contrib.texi,
14694 doc/include/gcc-common.texi: Update copyright.
14696 PR middle-end/18029 and PR middle-end/18030
14697 * expr.c (optimize_bitfield_assignment_op): Add a special case
14698 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
14700 * fold-const.c (fold_unary): New.
14701 (fold): Call fold_unary on unary expressions.
14703 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
14705 * cgraph.h (struct cgraph_edge): Add prev_caller and
14706 prev_callee fields.
14707 (cgraph_node_remove_callees): Export.
14708 * cgraph.c (cgraph_create_edge): Initialize prev_caller
14710 (cgraph_edge_remove_callee): New function.
14711 (cgraph_edge_remove_caller): Likewise.
14712 (cgraph_remove_edge): Use.
14713 (cgraph_redirect_edge_callee): Likewise.
14714 (cgraph_node_remove_callees): New function.
14715 (cgraph_node_remove_callers): Likewise.
14716 (cgraph_remove_node): Use.
14717 * tree-optimize.c (tree_rest_of_compilation): Use
14718 cgraph_node_remove_callees instead of manual loop.
14719 * cgraphunit.c (cgraph_finalize_function): Likewise.
14720 (cgraph_expand_function): Likewise.
14721 (cgraph_remove_unreachable_nodes): Likewise.
14723 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
14726 * c-tree.h (undeclared_variable, build_external_ref): Add extra
14728 * c-decl.c (undeclared_variable): Take location as argument.
14729 * c-typeck.c (build_external_ref): Likewise.
14730 * c-parser.c (c_parser_postfix_expression): Pass location of
14731 identifier to build_external_ref.
14733 2005-03-01 David Edelsohn <edelsohn@gnu.org>
14735 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
14736 CCEQ mode for branch_positive_comparison_operator test.
14737 * config/rs6000/predicates (branch_comparison_operator): Revert to
14739 (scc_comparison_operator): Same.
14740 (branch_positive_comparison_operator): Same.
14742 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
14744 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
14745 (cris_delay_slots_for_epilogue): Remove.
14746 (save_last): Move into cris_target_asm_function_epilogue.
14747 (cris_target_asm_function_epilogue): Remove tests for file being
14749 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
14750 (cris_delay_slots_for_epilogue): Remove prototypes.
14751 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
14752 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
14754 2005-03-01 David Edelsohn <edelsohn@gnu.org>
14756 * config/rs6000/predicates.md (branch_comparison_operator): Change
14757 to define_special_predicate.
14758 (scc_comparison_operator): Same.
14759 (branch_positive_comparison_operator): Same.
14761 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
14763 * Makefile.in (tree-ssa-sink.o): New.
14764 (OBJS-common): Add tree-ssa-sink.o.
14765 * common.opt: Add -ftree-sink
14766 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
14767 * timevar.def (TV_TREE_SINK): new timevar.
14768 * tree-flow.h (is_hidden_global_store): Prototype.
14769 * tree-optimize.c (init_tree_optimization_passes): Add
14771 * tree-pass.h (pass_sink_code): New.
14772 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
14773 for non-obvious global store store to is_hidden_global_store, and
14774 call that new function.
14775 * tree-ssa-sink.c: New file.
14776 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
14777 * doc/passes.texi: Document forward store motion.
14778 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
14779 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
14780 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
14781 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
14783 2005-03-01 Per Bothner <per@bothner.com>
14785 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
14786 and we have a non-zero column-number, add it to the message.
14787 Also factor out the diagnostic_kind_text.
14789 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
14791 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
14792 flow_loop_pre_header_scan, flow_loop_pre_header_find,
14793 flow_loop_scan): Removed.
14794 (flow_loop_dump): Do not dump removed fields.
14795 (flow_loop_free): Do not free removed fields.
14796 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
14797 (loop_exit_edge_p): New function.
14798 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
14799 num_pre_header_edges, entry_edges, num_entries, exit_edges,
14800 num_exits, exits_doms.
14801 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
14802 LOOP_EDGES, LOOP_ALL): Removed.
14803 (flow_loop_scan): Declaration removed.
14804 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
14805 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
14807 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
14808 (if_convert): Call flow_loops_find and flow_loops_free
14809 when calling mark_loop_exit_edges.
14810 * cfgloopanal.c (mark_loop_exit_edges): Moved from
14811 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
14812 free_dominance_info calls.
14813 * loop-init.c (flow_loops_find): Ditto.
14814 * passes.c (rest_of_handle_branch_prob): Ditto.
14815 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
14816 * loop-unroll.c (analyze_insns_in_loop): Do not use
14818 * predict.c (predict_loops): Do not call flow_loop_scan.
14819 Use get_loop_exit_edges.
14820 (tree_estimate_probability): Do not pass flags to flow_loops_find.
14821 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
14822 Do not use EDGE_LOOP_EXIT.
14823 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
14824 to bb_with_exit_edge_p.
14825 (if_convertible_loop_p): Do not call flow_loop_scan. Use
14826 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
14827 to bb_with_exit_edge_p.
14828 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
14830 * tree-loop-linear.c (linear_transform_loops): Do not call
14831 flow_loop_scan. Use loop->single_exit.
14832 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
14833 (vect_analyze_loop_form): Do not call flow_loop_scan.
14834 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
14836 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
14838 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
14839 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14840 slpeel_tree_duplicate_loop_to_edge_cfg,
14841 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
14842 Use loop_preheader_edge and loop->single_exit. Do not call
14845 2005-03-01 Nick Clifton <nickc@redhat.com>
14847 * config/arm/arm.c (thumb_find_work_register): Check all of the
14848 argument registers to see if they are free, and a couple of
14849 special cases where the last argument register but can be proved
14850 to be available during the function's prologue.
14851 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
14852 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
14853 thumb_unexpanded_epilogue): Use unsigned long as the type for the
14855 (thumb_compute_save_reg_mask): Likewise. Also use
14856 thumb_find_work_register() to ensure that there is agreement about
14857 which work register is going to be used in the prologue.
14858 (thumb_output_function_prologue): Use unsigned long as the type
14859 for the register bit-mask. Also delay pushing the link register if
14860 other high registers are going to be pushed.
14861 (thumb_compute_save_reg_mask, emit_multi_reg_push,
14862 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
14863 redundant prototypes.
14865 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
14868 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
14869 and after reload in REG+REG indexed addresses without REG_POINTER
14870 set in the base and not set in the index.
14872 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
14874 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
14875 Don't undefine here.
14876 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
14877 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
14878 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14879 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
14880 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
14882 * config.gcc (sh*-*-linux*): Use config/linux.h.
14884 2005-02-28 Dale Johannesen <dalej@apple.com>
14885 Stan Shebs <shebs@apple.com>
14887 Rewrite of 64-bit Darwin structure-by-value pass/return.
14888 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
14889 intoffset, use_stack, named.
14890 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
14891 (rs6000_darwin64_record_arg_advance_flush): New.
14892 (rs6000_darwin64_record_arg_advance_recurse): New.
14893 (rs6000_darwin64_record_arg_flush): New.
14894 (rs6000_darwin64_record_arg_recurse): New.
14895 (rs6000_darwin64_record_arg): New.
14896 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
14897 (function_arg_boundary): Handle 128-bit aligned structs.
14898 (function_arg_advance): Rewrite darwin64 struct handling.
14899 (function_arg): Call rs6000_darwin64_record_arg.
14900 (function_arg_partial_nregs): Handle darwin64 structs.
14901 (rs6000_darwin64_function_value): Remove.
14902 (rs6000_function_value): Call rs6000_darwin64_record_arg.
14904 2005-02-28 Roger Sayle <roger@eyesopen.com>
14906 PR tree-optimization/20216
14907 * tree-chrec.c (tree_fold_factorial): Delete.
14908 (tree_fold_binomial): Change argument list to take a return type
14909 and change the type of K to unsigned int. Rewrite to avoid explicit
14910 evaluation of factorials, and (recursively) calling fold to perform
14911 compile-time arithmetic. Return NULL on (internal) overflow.
14912 (chrec_evaluate): Change type of K to an unsigned int. Avoid
14913 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
14914 if any intermediate calculation overflows.
14915 (chrec_apply): Update call to chrec_evaluate.
14917 2005-02-28 James E Wilson <wilson@specifixinc.com>
14919 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
14921 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
14924 * c-parser.c (c_parser_compound_statement): Return error_mark_node
14925 instead of NULL_TREE on error.
14927 2005-02-28 David Edelsohn <edelsohn@gnu.org>
14929 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
14930 (EASY_VECTOR_15_ADD_SELF): Remove.
14931 (num_insns_constant_wide): Not static.
14932 (validate_condition_mode): Not static.
14933 (toc_relative_expr_p): Not static.
14934 (legitimate_indirect_address_p): Not static.
14935 (macho_lo_sum_memory_operand): Not static.
14936 (invalid_e500_subreg): Not static.
14937 (easy_vector_same): Not static.
14938 (easy_vector_splat_const): Not static.
14939 (RS6000_SYMBOL_REF_TLS_P): Remove.
14940 (any_operand): Delete.
14941 (any_parallel_operand): Delete.
14942 (count_register_operand): Delete.
14943 (altivec_register_operand): Delete.
14944 (xer_operand): Delete.
14945 (s8bit_cint_operand): Delete.
14946 (short_cint_operand): Delete.
14947 (u_short_cint_operand): Delete.
14948 (non_short_cint_operand): Delete.
14949 (exact_log2_cint_operand): Delete.
14950 (gpc_reg_operand): Delete.
14951 (cc_reg_operand): Delete.
14952 (cc_reg_not_cr0_operand): Delete.
14953 (reg_or_short_operand): Delete.
14954 (reg_or_neg_short_operand): Delete.
14955 (reg_or_aligned_short_operand): Delete.
14956 (reg_or_u_short_operand): Delete.
14957 (reg_or_cint_operand): Delete.
14958 (reg_or_arith_cint_operand): Delete.
14959 (reg_or_add_cint64_operand): Delete.
14960 (reg_or_sub_cint64_operand): Delete.
14961 (reg_or_logical_cint_operand): Delete.
14962 (got_operand): Delete.
14963 (got_no_const_operand): Delete.
14964 (easy_fp_constant): Delete.
14965 (easy_vector_constant): Delete.
14966 (easy_vector_constant_add_self): Delete.
14967 (zero_constant): Delete.
14968 (zero_fp_constant): Delete.
14969 (volatile_mem_operand): Delete.
14970 (offsettable_mem_operand): Delete.
14971 (mem_or_easy_const_operand): Delete.
14972 (add_operand): Delete.
14973 (non_add_cint_operand): Delete.
14974 (logical_operand): Delete.
14975 (non_logical_cint_operand): Delete.
14976 (mask_operand): Delete.
14977 (mask_operand_wrap): Delete.
14978 (mask64_operand): Delete.
14979 (mask64_2_operand): Delete.
14980 (and64_operand): Delete.
14981 (and64_2_operand): Delete.
14982 (and_operand): Delete.
14983 (reg_or_mem_operand): Delete.
14984 (lwa_operand): Delete.
14985 (symbol_ref_operand): Delete.
14986 (call_operand): Delete.
14987 (current_file_function_operand): Delete.
14988 (input_operand): Delete.
14989 (rs6000_nonimmediate_operand): Delete.
14990 (rs6000_tls_symbol_ref): Delete.
14991 (save_world_operation): Delete.
14992 (restore_world_operation): Delete.
14993 (load_multiple_operation): Delete.
14994 (store_multiple_operation): Delete.
14995 (vrsave_operation): Delete.
14996 (mfcr_operation): Delete.
14997 (mtcrf_operation): Delete.
14998 (lmw_operation): Delete.
14999 (stmw_operation): Delete.
15000 (branch_comparison_operator): Delete.
15001 (branch_positive_comparison_operator): Delete.
15002 (scc_comparison_operator): Delete.
15003 (trap_comparison_operator): Delete.
15004 (boolean_operator): Delete.
15005 (boolean_or_operator): Delete.
15006 (min_max_operator): Delete.
15007 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
15008 (EASY_VECTOR_15): Moved to here.
15009 (EASY_VECTOR_15_ADD_SELF): Move to here.
15010 (PREDICATE_CODES): Delete.
15011 * config/rs6000/rs6000-protos.h: Delete predicate functions.
15012 Declare functions no longer static.
15013 * config/rs6000/predicates.md: New.
15014 * config/rs6000/rs6000.md: Include predicates.md
15016 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
15018 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
15019 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
15021 * cfgrtl.c (need_fake_edge_p): Likewise.
15022 * combine.c (distribute_notes): Likewise.
15023 * emit-rtl.c (try_split): Likewise.
15024 * recog.c (peephole2_opimize): Likewise.
15025 * reg-notes.def (ALWAYS_RETURN): Remove.
15026 * rtl.h (LCT_ALWAYS_RETURN): Remove.
15027 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
15028 * tree.h (ECF_ALWAYS_RETURN): Remove.
15030 2005-02-28 Roger Sayle <roger@eyesopen.com>
15032 PR middle-end/19874
15033 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
15034 between different machine modes is never a "useless" conversion.
15036 2005-02-28 Geert Bosch <bosch@gnat.com>
15039 * doc/contrib.texi: List contributors for Ada front end
15041 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15043 * simplify-rtx.c (simplify_unary_operation_1,
15044 simplify_const_unary_operation): New, extracted from...
15045 (simplify_unary_operation): ... this one.
15046 (simplify_binary_operation_1,
15047 simplify_const_binary_operation): New, extracted from...
15048 (simplify_binary_operation): ... this one.
15049 * rtl.h (simplify_const_unary_operation,
15050 simplify_const_binary_operation): Add prototypes.
15052 2005-02-28 Julian Brown <julian@codesourcery.com>
15054 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
15055 building libjava and caused PR regression/20228.
15057 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15060 * Makefile.in (host_subdir): New.
15061 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
15062 * configure: Regenerate.
15064 2005-02-27 Zack Weinberg <zack@codesourcery.com>
15066 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
15067 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
15068 installation directory first.
15070 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
15073 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
15074 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
15075 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
15076 * config/cris/cris.md: Tweak comments referring to Q.
15077 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
15078 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
15079 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
15080 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
15081 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
15082 Insert spaces in constraints to align alternatives vertically for
15084 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
15087 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15089 PR rtl-optimization/17728
15090 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
15091 operand 0 from general_operand to move_dest_operand.
15093 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15095 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
15096 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
15097 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
15098 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
15100 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
15102 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
15103 * configure: Regenerate.
15104 * libada-mk.in: Remove CC; rename
15105 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
15107 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
15110 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
15111 for the lhs, also walk over the tree. Likewise for rhs.
15113 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
15115 * tree-ssa-dom.c (simple_iv_increment_p): New function.
15116 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
15117 Do not propagate value of iv before increment over the increment.
15119 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
15121 * c-parser.c: New file.
15122 * c-parse.in: Remove.
15123 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
15125 (c-parser.o): Add dependencies.
15126 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
15127 maintainer-clean, TAGS): Update.
15128 * c-config-lang.in (gtfiles): Update.
15129 * gengtype-lex.l: Don't handle "@@".
15130 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
15131 objc_build_synchronized, objc_begin_try_stmt,
15132 objc_begin_catch_clause, objc_finish_catch_clause,
15133 objc_build_finally_clause, objc_finish_try_stmt): New.
15134 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
15136 (c_parse_init): Update comment.
15137 * c-decl.c (c_init_decl_processing): Update comment.
15138 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
15139 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
15140 new c_declspecs members.
15142 2005-02-25 Julian Brown <julian@codesourcery.com>
15144 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15145 from being used for symbols with vague linkage when
15146 HAVE_GAS_COMDAT_GROUP is true.
15148 2005-02-25 Mark Mitchell <mark@codesourcery.com>
15150 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
15152 2005-02-25 Steve Ellcey <sje@cup.hp.com>
15155 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
15156 (LIBGCC2_HAS_DF_MODE): New.
15157 (LIBGCC2_HAS_XF_MODE): New.
15158 (LIBGCC2_HAS_TF_MODE): New.
15159 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15160 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15161 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15162 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15163 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
15164 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
15165 and add _fixtfdi, _fixunstfdi, _floatditf
15166 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
15167 L_fixunstfdi, L_floatditf.
15168 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
15169 (LIBGCC2_HAS_TF_MODE): Define.
15171 2005-02-25 Diego Novillo <dnovillo@redhat.com>
15173 PR tree-optimization/20204
15174 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
15175 REWRITE_THIS_STMT markers on PHI nodes.
15176 (rewrite_initialize_block): Likewise.
15178 2005-02-25 Mark Mitchell <mark@codesourcery.com>
15180 * version.c (version_string): Update to 4.1.
15182 2005-02-25 Paolo Carlini <pcarlini@suse.de>
15184 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
15185 Clarify that the alternative way doesn't work in GNU C++.
15187 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
15189 PR tree-optimization/19937
15190 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
15191 to the type of the induction variable.
15193 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
15195 PR rtl-optimization/20117
15196 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
15197 the block including noncopyable insn.
15199 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
15201 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
15202 calls to find_reg_note.
15204 2005-02-24 Richard Henderson <rth@redhat.com>
15207 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
15210 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
15212 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
15213 vector types if to use base reg for misaligned non-word ld/std.
15215 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
15218 * config/cris/cris.c (cris_target_asm_function_prologue): Create
15219 dwarf2 label manually and put it after, not before the prologue.
15221 2005-02-24 David Edelsohn <edelsohn@gnu.org>
15224 * reload.c (operands_match_p): Only increment register number for
15225 SCALAR_INT_MODE_P modes in multiple hard registers.
15227 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
15230 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
15232 * ChangeLog.5: Fix log message typo(s).
15233 * ChangeLog.7: Likewise.
15234 * ChangeLog.tree-ssa: Likewise.
15235 * cfgexpand.c: Fix comment typo(s).
15236 * conflict.c: Likewise.
15237 * defaults.h: Likewise.
15238 * dwarf2out.c: Likewise.
15239 * gcse.c: Likewise.
15240 * ggc-page.c: Likewise.
15241 * tree-eh.c: Likewise.
15242 * tree-ssa-dom.c: Likewise.
15244 2005-02-24 Jakub Jelinek <jakub@redhat.com>
15247 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
15248 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
15249 if SHARED is defined.
15252 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
15253 allow splitting only if operands 0 and 3 don't overlap.
15255 2005-02-24 Richard Henderson <rth@redhat.com>
15257 PR middle-end/19953
15258 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
15259 (fold_builtin_1): Call them.
15260 * fold-const.c (fold_complex_mult_parts): Split out from ...
15261 (fold_complex_mult): ... here. Fix typo in both imaginary case.
15262 (fold_complex_div_parts, fold_complex_div): New.
15264 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
15266 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15268 * tree-ssa-ccp.c (visit_assignment): Verify that result of
15269 VIEW_CONVERT_EXPR is_gimple_min_invariant.
15271 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
15272 (print_node): Likewise.
15273 Print TYPE_SIZES_GIMPLIFIED.
15275 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
15277 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
15278 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
15279 operands as commutative in constraints.
15281 2005-02-24 Diego Novillo <dnovillo@redhat.com>
15283 * tree-into-ssa.c: Re-organize internal functions.
15285 2005-02-24 Richard Henderson <rth@redhat.com>
15287 PR middle-end/18902
15288 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
15290 * common.opt (fcx-limited-range): New.
15291 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
15292 * toplev.c (flag_complex_method): Initialize to 1.
15293 (process_options): Set flag_complex_method to 0 if
15294 flag_cx_limited_range.
15295 * doc/invoke.texi (-fcx-limited-range): New.
15297 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
15299 * cse.c (delete_trivially_dead_insns): Speed up by using
15300 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
15303 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
15305 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
15306 functions when -mid-shared-library is being used.
15308 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
15310 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
15311 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
15312 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
15313 * system.h: Poison LINK_LIBGCC_SPECIAL.
15315 2005-02-23 James E Wilson <wilson@specifixinc.com>
15317 * gengtype.c (note_insn_name): Make 1 element larger.
15319 2005-02-23 Roger Sayle <roger@eyesopen.com>
15322 PR rtl-optimization/20097
15323 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
15324 BImode SUBREGs of SImode registers which confuse the ia64 backend.
15326 2005-02-23 David Edelsohn <edelsohn@gnu.org>
15328 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
15329 * t-aix52 (SHLIB_INSTALL): Same.
15331 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
15333 * genpreds.c: Update copyright.
15335 2005-02-23 Michael Beach <michaelb@ieee.org>
15338 * config/sparc/t-elf (startup files): Assemble with CPP.
15340 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
15342 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
15343 (write_predicate_expr): Likewise.
15345 2005-02-22 Diego Novillo <dnovillo@redhat.com>
15347 PR tree-optimization/20100
15348 PR tree-optimization/20115
15349 * tree-optimize.c (init_tree_optimization_passes): Remove
15350 pass_maybe_create_global_var.
15351 * tree-pass.h (pass_maybe_create_global_var): Remove.
15352 * tree-ssa-alias.c (aliases_computed_p): Declare.
15353 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
15354 (count_calls_and_maybe_create_global_var): Remove.
15355 (pass_maybe_create_global_var): Remove.
15356 (init_alias_info): Do not declare aliases_computed_p.
15357 (maybe_create_global_var): If the function contains no
15358 call-clobbered variables and a mix of pure/const and regular
15359 function calls, create .GLOBAL_VAR.
15360 Mark all call-clobbered variables for renaming.
15361 (merge_pointed_to_info): Update comment.
15362 (add_pointed_to_var): Likewise.
15363 (is_escape_site): Likewise.
15364 Accept struct alias_info * instead of size_t *.
15366 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
15368 * tree-ssa-operands.c (get_call_expr_operands): If
15369 ALIASES_COMPUTED_P is false, do not add call-clobbering
15371 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
15372 (delete_tree_ssa): Likewise.
15374 2005-02-22 James E Wilson <wilson@specifixinc.com>
15376 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
15377 (do_compile): Do call it here.
15379 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
15381 PR rtl-optimization/20017.
15382 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
15383 rest_of_handle_cse2, rest_of_handle_gcse): Call
15384 delete_dead_jumptables immediately before calling cleanup_cfg.
15386 2005-02-22 Devang Patel <dpatel@apple.com>
15389 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
15392 2005-02-22 David Edelsohn <edelsohn@gnu.org>
15394 * config/rs6000/aix.h (WINT_TYPE): Define.
15396 2005-02-22 Stan Shebs <shebs@apple.com>
15398 * config/rs6000/rs6000.c (rs6000_override_options): Default to
15399 natural alignment for 64-bit Darwin.
15400 (rs6000_parse_alignment_option): Warn about uses of -malign-power
15402 * doc/invoke.texi: Document this.
15404 2005-02-22 DJ Delorie <dj@redhat.com>
15406 * c-common.c (c_common_type_for_mode): Pass the mode's precision
15407 to make_[un]signed_type, not the mode itself.
15409 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
15411 * cfg.c (cached_make_edge): Call make_edge if edge cache is
15412 not available. Use tail calls wherever possible.
15413 (make_edge): Call unchecked_make_edge to create an edge.
15415 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
15416 (coalesce_ssa_name): Don't check for
15417 SSANORM_USE_COALESCE_LIST.
15418 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
15420 2005-02-22 Diego Novillo <dnovillo@redhat.com>
15422 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
15423 (rewrite_into_ssa): ... here.
15425 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
15427 PR tree-optimization/19786
15428 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
15429 tag to another's may-alias bitmap when adding to the other's list.
15431 2005-02-21 DJ Delorie <dj@redhat.com>
15433 * tree-ssa-loop-ivopts.c (computation_cost): Start register
15434 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
15435 registers in unsupported ways.
15436 * expmed.c (init_expmed): Likewise.
15438 2005-02-21 Stan Cox <scox@redhat.com>
15440 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
15442 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
15444 * tree-cfg.c (fold_cond_expr_cond): New.
15445 (make_edges): Call fold_cond_expr_cond.
15446 (find_taken_edge): Accept nothing but INTEGER_CST.
15447 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
15449 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
15451 * flow.c (delete_dead_jumptables): Speed up by scanning insns
15452 that do not belong to any basic block.
15454 2005-02-21 Jeff Law <law@redhat.com>
15456 * cfganal.c (find_unreachable_blocks): Manually CSE load of
15459 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
15461 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
15462 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
15463 Adjust their definitions.
15464 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
15465 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
15467 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
15468 genautomata.c, langhooks.c, langhooks.h, system.h,
15469 config/arm/lib1funcs.asm: Update copyright.
15471 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
15473 * dbxout.c (dbxout_function_end): Emit Lscope label always.
15475 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
15478 * doc/install.texi: Document --with-gc.
15480 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
15482 * simplify-rtx.c (simplify_unary_operation): Add a missing
15485 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15487 PR tree-optimization/18663
15488 * tree-ssa-dom.c (extract_range_from_cond): Return 0
15489 if the type has variable bounds.
15491 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
15493 * gcse.c: Remove an obsolete comment.
15495 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
15497 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
15499 * doc/extend.texi (Function Attributes) <Attribute const>: The
15500 attribute "pure" is below this text, not above.
15502 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15504 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
15505 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
15506 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
15508 2005-02-20 Zack Weinberg <zack@codesourcery.com>
15511 * langhooks.h (struct lang_hooks): Add to_target_charset.
15512 * langhooks.c (lhd_to_target_charset): New function.
15513 * langhooks-def.h: Declare lhd_to_target_charset.
15514 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
15515 (LANG_HOOKS_INITIALIZER): Update.
15516 * c-common.c (c_common_to_target_charset): New function.
15517 * c-common.h: Declare it.
15518 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
15519 c_common_to_target_charset.
15521 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
15522 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
15523 Delete definitions.
15524 * system.h: Poison them.
15525 * doc/tm.texi: Don't discuss them.
15526 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
15527 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
15528 (pp_c_char): Do not attempt to generate letter escapes for
15530 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
15531 * config/mips/mips.c (mips_output_ascii): Likewise.
15533 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
15535 PR tree-optimization/19951
15536 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
15539 2005-02-19 Steven Bosscher <stevenb@suse.de>
15541 PR middle-end/19698
15542 * function.h (struct function): New field `max_loop_depth'.
15543 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
15544 (flow_loops_find): Reset the max loop depth count before finding loops.
15545 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
15546 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
15547 (calculate_global_regs_live): Make sure the loop will terminate
15548 when the initial sets are not empty.
15550 2005-02-19 Zack Weinberg <zack@codesourcery.com>
15552 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
15554 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
15556 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
15559 * doc/invoke.texi: Remove documentation of %M spec.
15561 (init_spec): Remove %M suffix from -lgcc_s.
15562 (do_spec_1): Remove 'M' case.
15563 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
15564 to put shared libraries in the multilib directory. Remove the
15565 shlib_so_soname substitution variable. Don't add a multilib encoding
15566 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
15567 reported by -print-multi-os-directory. Pass @multilib_dir@ to
15568 SHLIB_INSTALL as well as SHLIB_LINK.
15569 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
15570 (SHLIB_NAME): Delete.
15571 (SHLIB_DIR): New macro.
15572 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
15573 (SHLIB_INSTALL): Adjust accordingly.
15574 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
15575 * config/t-slibgcc-sld: Likewise.
15576 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
15577 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
15578 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
15580 (SHLIBUNWIND_INSTALL): Adjust accordingly.
15581 * config/i386/t-nwld (SHLIB_SONAME): Delete.
15582 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
15583 Use @shlib_base_name@ instead of @shlib_so_name@.
15584 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
15585 and @shlib_base_name@.so in @multilib_dir@.
15586 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
15587 to the install path.
15588 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
15589 (SHLIB_LINK): Remove previous workaround.
15590 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
15591 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
15592 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
15594 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
15595 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
15596 (SHLIB_INSTALL): Adjust accordingly.
15597 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
15598 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
15599 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
15600 config/t-slibgcc-elf-ver.
15602 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
15603 Jakub Jelinek <jakub@redhat.com>
15605 PR tree-optimization/19828
15606 * tree-ssa-loop-im.c: Add a TODO comment.
15607 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
15608 without side-effects.
15610 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
15612 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
15615 2005-02-18 James E. Wilson <wilson@specifixinc.com>
15617 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
15618 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
15619 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
15621 (ia64_reorg): Delete fixup_errata call.
15622 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
15623 (TARGET_SWITCHES): Delete -mb-step entry.
15625 2005-02-19 Jakub Jelinek <jakub@redhat.com>
15628 * c-typeck.c (composite_type): Handle quals in transparent unions.
15629 (type_lists_compatible_p): Likewise.
15631 2005-02-18 Stan Shebs <shebs@apple.com>
15633 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
15634 expressions in the .literal8 section.
15636 2005-02-18 Geoffrey Keating <geoffk@apple.com>
15638 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
15640 2005-02-18 Roger Sayle <roger@eyesopen.com>
15642 * fold-const.c (constant_boolean_node): Always create values of the
15643 specified type, don't bother calling truthvalue_conversion.
15645 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15647 * except.c (output_function_exception_table): Call
15648 assemble_external_libcall (eh_personality_libfunc).
15650 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15653 * config/ia64/ia64.h (struct machine_function): Add state_num.
15654 * config/ia64/ia64.c (process_epilogue,
15655 process_for_unwind_directive): Use new unwind state numbers each
15656 time rather than state 1.
15658 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
15661 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
15662 before the "*llgt_didi" pattern.
15664 2005-02-18 Jason Merrill <jason@redhat.com>
15666 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
15668 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
15670 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
15671 (div0): Use it in place of ARM_FUNC_ALIAS.
15672 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
15674 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
15676 PR middle-end/20030
15677 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
15678 access, the lower bound of the array type if it exists.
15680 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
15683 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
15684 cases that are out-of-range for the index type.
15686 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
15688 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
15689 (estimate_case_costs): Don't call convert.
15690 * expmed.c (expand_shift): Likewise.
15691 (make_tree): Call fold_convert instead of convert.
15693 2005-02-18 Jakub Jelinek <jakub@redhat.com>
15696 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
15697 that ref to be marked MEM_READONLY_P doesn't have base that needs
15700 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15702 * genautomata.c (output_get_cpu_unit_code_func,
15703 output_cpu_unit_reservation_p): Don't generate old-style function
15706 2005-02-18 Jakub Jelinek <jakub@redhat.com>
15709 PR tree-optimization/20009
15710 * convert.c (convert_to_integer): Revert 2005-02-16 change.
15712 PR tree-optimization/18947
15713 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
15714 inline, remove all nodes that are inlined into the extern inline
15717 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
15719 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
15720 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
15721 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
15722 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
15725 2005-02-17 Roger Sayle <roger@eyesopen.com>
15727 PR tree-optimization/19917
15728 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
15729 to be potentially trapping.
15731 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
15733 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
15735 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
15737 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
15738 tem becomes a local variable which is set to the value of the
15739 back end defined INITIAL_FRAME_ADDRESS macro.
15740 (expand_builtin_frame_address): Omit the base parameter to
15741 expand_builtin_return_addr.
15742 (expand_builtin_profile_func): Likewise.
15743 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
15744 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
15745 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
15747 2005-02-17 Jakub Jelinek <jakub@redhat.com>
15749 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
15750 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
15751 * config/frv/frv.c (frv_function_epilogue): Likewise.
15753 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
15755 * lambda-code (perfect_nestify): Remove mark/unmark
15756 for rewriting hack.
15757 * tree-loop-linear.c (linear_transform_loops): Add
15758 rewrite_into_ssa call so that ssa is correct for
15759 rewriting into loop closed.
15761 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
15763 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
15764 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
15766 * bt-load.c (btr_def_live_range, combine_btr_defs,
15767 migrate_btr_def, migrate_btr_defs): Likewise.
15768 * cfgcleanup.c (thread_jump): Likewise.
15769 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
15770 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
15771 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
15772 df_rd_local_compute, df_reg_info_compute): Likewise.
15773 * dominance.c (init_dom_info, free_dom_info): Likewise.
15774 * flow.c (init_propagate_block_info,
15775 free_propagate_block_info): Likewise.
15776 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
15777 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
15778 modify_reg_pav): Likewise.
15779 * loop-invariant.c (find_defs, find_invariant_insn,
15780 find_invariants, free_inv_motion_data): Likewise.
15781 * predict.c (tree_predict_by_opcode,
15782 estimate_bb_frequencies): Likewise.
15783 * stmt.c (expand_case): Likewise.
15784 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
15785 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
15786 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
15787 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
15788 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
15789 rewrite_ssa_into_ssa): Likewise.
15790 * tree-optimize.c (tree_rest_of_compilation): Likewise.
15791 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
15792 analyze_edges_for_bb, perform_edge_inserts): Likewise.
15793 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
15794 * tree-sra.c (tree_sra): Likewise.
15795 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
15796 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
15797 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
15798 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15799 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
15800 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
15802 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
15803 calculate_live_on_entry, calculate_live_on_exit,
15804 build_tree_conflict_graph): Likewise.
15805 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
15806 record_important_candidates, set_use_iv_cost, find_depends,
15807 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
15808 tree_ssa_iv_optimize_finalize): Likewise.
15809 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
15810 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
15811 tree_duplicate_loop_to_header_edge): Likewise.
15812 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
15813 * tree-ssa.c (verify_flow_insensitive_alias_info,
15814 verify_name_tags, verify_ssa, init_tree_ssa,
15815 delete_tree_ssa): Likewise.
15816 * tree-ssanames.c (marked_ssa_names, init_ssanames,
15817 fini_ssanames): Likewise.
15818 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
15820 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
15822 * config/rs6000/t-rtems: Completely reworked.
15824 2005-02-17 Ira Rosen <irar@il.ibm.com>
15826 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
15828 2005-02-17 Ira Rosen <irar@il.ibm.com>
15830 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
15831 POINTER_TYPE_P when checking that type is a pointer.
15832 (vect_get_memtag): Remove.
15833 (vect_address_analysis): Use POINTER_TYPE_P. Call
15834 vect_object_analysis with dummy parameter for memtag.
15835 (vect_object_analysis): Extract memtag (functionality that
15836 used to be in vect_get_memtag and moved here). Fix printings.
15837 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
15838 with correct parameters. Remove call to vect_get_memtag.
15840 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
15842 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
15843 (tree-vectorizer.o): Added missing dependencies.
15845 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
15847 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
15848 declaration in tree-vectorizer.c, now has an extern declaration in
15849 tree-vectorizer.h).
15850 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15851 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
15852 get_vectype_for_scalar_type, vect_is_simple_use,
15853 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
15854 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
15855 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
15856 vectorizable_store, vectorizable_operation, vectorizable_assignment,
15857 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
15858 find_loop_location): Likewise.
15860 * tree-vectorizer.c (langhooks.h): #include removed.
15861 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
15862 moved to tree-vectorized.h.
15863 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15864 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
15865 get_vectype_for_scalar_type, vect_is_simple_use,
15866 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
15867 vect_supportable_dr_alignment, new_loop_vec_info,
15868 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
15869 vect_set_verbosity_level, find_loop_location): Likewise.
15871 (vect_analyze_loop): Function externalized. Declaration moved to
15872 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
15873 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
15874 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
15875 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
15876 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
15877 vect_enhance_data_refs_alignment, vect_analyze_operations,
15878 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
15879 vect_stmt_relevant_p, vect_get_loop_niters,
15880 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
15881 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
15882 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
15883 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
15884 vect_get_memtag): Likewise.
15886 (vectorizable_load): Function externalized. Declaration moved to
15887 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
15888 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
15889 vect_transform_loop): Likewise.
15890 (vect_transform_stmt): Moved to tree-vect-transform.c.
15891 (vect_align_data_ref, vect_create_destination_var,
15892 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
15893 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
15894 vect_get_vec_def_for_operand, vect_init_vector,
15895 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
15896 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
15897 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
15898 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
15899 vect_do_peeling_for_loop_bound): Likewise.
15901 * tree-vect-analyze.c: New file.
15902 * tree-vect-transform.c: New file.
15904 2005-02-17 Jason Merrill <jason@redhat.com>
15906 PR mudflap/19319, c++/19317
15907 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
15910 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
15912 * doc/install.texi (Specific): Update link for Darwin-specific
15915 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
15917 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
15918 constant_boolean_node.
15920 2005-02-16 David Edelsohn <edelsohn@gnu.org>
15923 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
15924 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
15926 2005-02-16 Richard Henderson <rth@redhat.com>
15929 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
15931 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
15932 replace uses with Wtype_MAXp1_F.
15933 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
15934 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
15935 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
15936 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
15937 and HAVE_TFMODE as appropriate.
15938 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
15939 (__floatdisf): Likewise.
15940 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
15941 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
15942 (Wtype_MAXp1_F): New.
15943 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
15944 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
15946 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
15949 * arm.c (arm_apply_result_size): New function.
15950 * arm.h (APPLY_RESULT_SIZE): Define.
15951 * arm-protos.h (arm_apply_result_size): Add prototype.
15952 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
15953 (movxf): New expand.
15954 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
15955 (call_value_symbol): Remove predicate for operand 0.
15956 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
15957 (untyped_call): Rework to correclty return values for any type.
15958 (untyped_return): New expand.
15959 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
15961 2005-02-16 Stan Shebs <shebs@apple.com>
15963 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
15964 * config/rs6000/t-darwin8: New, for 64-bit multilib.
15966 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
15968 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
15969 configure settings on Solaris 7 and later.
15971 2005-02-16 Diego Novillo <dnovillo@redhat.com>
15973 PR tree-optimization/19865
15974 * tree-optimize.c (init_tree_optimization_passes): Run
15975 pass_may_alias after pass_sra.
15977 2005-02-16 Richard Henderson <rth@redhat.com>
15978 Stuart Hastings <stuart@apple.com>
15981 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
15982 Do nothing if debug info suppressed for this function.
15983 (dbxout_begin_function): Early exit if debug info suppressed for
15986 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
15989 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
15991 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15993 PR tree-optimization/19967
15994 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
15995 expand_builtin_strchr, expand_builtin_strrchr): Take a new
15996 argument TYPE. Adjust calls to fold_builtin_XXX.
15997 (expand_builtin, fold_builtin_1): Adjust calls to
15998 expand_builtin_XXX.
15999 (fold_builtin_strchr, fold_builtin_strpbrk,
16000 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
16001 result to a requested type TYPE.
16003 2005-02-16 Jakub Jelinek <jakub@redhat.com>
16005 PR middle-end/19857
16006 * fold-const.c (fold): Don't optimize (T)(x & cst) to
16007 (T)x & (T)cst if (T)cst overflows.
16008 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
16009 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
16011 2005-02-15 Jeff Law <law@redhat.com>
16013 * gcse.c (blocks_with_calls): New bitmap.
16014 (alloc_gcse_mem): Allocate it.
16015 (free_gcse_mem): Free it.
16016 (clear_modifY_mem_tables): Clear it.
16017 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
16018 when we encounter CALL_INSNs.
16019 (compute_transp, case MEM): Handle blocks with calls separate
16020 from blocks without calls. Use bitmap iterators rather than
16023 2005-02-15 Peter O'Gorman <peter@pogma.com>
16026 * mklibgcc.in (vis_hide): Use a temporary object file, not
16029 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
16032 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
16033 access optimization.
16035 2005-02-15 David Edelsohn <edelsohn@gnu.org>
16036 Alan Modra <amodra@bigpond.net.au>
16039 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
16040 (_xlqsub): Rename to __gcc_qsub.
16041 (_xlqmul): Rename to __gcc_qmul.
16042 (_xlqdiv): Rename to __gcc_qdiv.
16043 Provide versioned symbol aliases with old names.
16044 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
16045 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
16046 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
16047 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
16048 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
16050 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16052 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
16053 Fold ~(A - 1) and ~(A + -1) to -A.
16055 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16059 * config/host-linux.c (linux_gt_pch_use_address): Copy from
16060 config/pa/pa-host.c:pa_gt_pch_use_address.
16062 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
16064 * tree-vn.c (get_value_handle): Make sure that given an
16065 is_gimple_min_invariant expression, we always return it.
16067 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16069 * passes.c (rest_of_handle_gcse): Fix a comment.
16071 2005-02-15 Jeff Law <law@redhat.com>
16073 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
16075 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
16076 (canon_list_insert, record_last_mem_set_info): Similarly.
16077 (clear_modify_mem_tables): Similarly.
16079 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16081 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
16082 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
16083 config/mips/mips.md, config/rs6000/aix.h,
16084 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
16086 2005-02-15 Richard Henderson <rth@redhat.com>
16088 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
16089 call to be best_edge.
16091 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
16093 * basic-block.h: Adjust the prototype for find_basic_blocks.
16094 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
16095 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
16098 * flow.c (recompute_reg_usage): Remove all arguments.
16099 * passes.c (rest_of_compilation): Adjust the call to
16100 recompute_reg_usage.
16101 * rtl.h: Adjust the prototype for recompute_reg_usage.
16103 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
16105 * tree-dump.c (dump_files): Update to reflect new member
16107 (dump_register): Add new argument.
16109 (dump_switch_p_1): Check against glob name if doglob was passed.
16110 (dump_switch_p): Check against regular first, then glob if
16111 we didn't have any hits on the dump name.
16112 * tree-optimize.c (register_one_dump_file):
16113 Pass in glob name as well.
16114 * tree-pass.h (struct dump_file_info): Add glob
16117 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
16119 PR preprocessor/16323
16120 * doc/invoke.texi: Document that -Wendif-labels is on by default.
16122 2005-02-14 David Edelsohn <edelsohn@gnu.org>
16125 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
16126 (trunctfdf2_internal1): New.
16127 (trunctfdf2_internal2): Renamed from trunctfdf2.
16129 2005-02-14 Diego Novillo <dnovillo@redhat.com>
16131 PR tree-optimization/19853
16132 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
16134 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
16136 * passes.c (rest_of_handle_loop_optimize): Remove calls to
16137 delete_dead_jumptables and cleanup_cfg.
16139 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
16141 * reload.c (find_reloads): Swap address_reloaded flags when
16142 swapping commutative operands.
16144 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
16146 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
16147 Use standard_iv_increment_position for computing the bsi position
16149 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
16152 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
16155 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
16156 life range of hard registers.
16157 * value-prof.c (insn_prefetch_values_to_profile): Only
16160 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
16161 profile in libcalls.
16163 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
16165 * bitmap.h (bitmap_and_compl_into): Return bool.
16166 * bitmap.c (bitmap_and_compl_into): Return changed flag.
16168 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
16170 PR tree-optimization/19944
16171 * fold-const.c (fold): Re-add ABS_EXPR folding.
16173 2005-02-13 David Edelsohn <edelsohn@gnu.org>
16176 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
16177 {TARGET,MASK}_XL_COMPAT.
16178 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
16180 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
16181 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
16183 (rs6000_arg_partial_bytes): Same.
16184 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
16185 and XL compatibility enabled.
16186 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
16187 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
16188 test to final condition.
16189 (cmptf_internal2): New.
16190 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
16191 xl-compat. Add TFmode information to description.
16193 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
16195 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
16197 2005-02-13 Jason Merrill <jason@redhat.com>
16200 * fold-const.c (fold_indirect_ref_1): Split out from...
16201 (build_fold_indirect_ref): Here.
16202 (fold_indirect_ref): New fn.
16203 * tree.h: Declare it.
16204 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
16205 (gimplify_modify_expr_rhs): Likewise.
16206 (gimplify_expr): Likewise.
16208 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
16210 PR tree-optimization/14303
16211 PR tree-optimization/15784
16212 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
16213 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
16214 ABS_EXPR<x> != 0 to x != 0.
16216 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
16218 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
16219 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
16220 spelling conventions.
16222 * passes.c (rest_of_handle_gcse): Don't run cse_main and
16223 delete_trivially_dead_insns too many times.
16225 * passes.c (rest_of_handle_gcse): Remove dead assignments to
16228 2005-02-12 Ira Rosen <irar@il.ibm.com>
16230 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
16231 (vect_is_simple_iv_evolution): Remove redundant parameter
16233 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
16234 without last parameter.
16235 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
16236 Return pointer step. Call vect_is_simple_iv_evolution without
16237 last parameter. Check only that the step is multiple of size
16238 type. Remove stmt_vinfo updates.
16239 (vect_get_memtag_and_dr): Remove.
16240 (vect_get_memtag): New function.
16241 (vect_address_analysis): New function.
16242 (vect_object_analysis): New function.
16243 (vect_analyze_data_refs): Call vect_object_analysis and
16244 vect_get_memtag. Update stmt_vinfo fields.
16246 2005-02-12 Ira Rosen <irar@il.ibm.com>
16248 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
16249 exist and are objects. Remove checks for pointer.
16250 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
16251 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
16252 (vect_create_data_ref_ptr): Likewise.
16253 (vect_base_addr_differ_p): New function.
16254 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
16255 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
16256 Don't set the DR_BASE_NAME field of data-ref.
16257 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
16259 2005-02-12 Uros Bizjak <uros@kss-loka.si>
16261 * optabs.h (enum optab_index): Add new OTI_ldexp.
16262 (ldexp_optab): Define corresponding macro.
16263 * optabs.c (init_optabs): Initialize ldexp_optab.
16264 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
16266 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
16268 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
16269 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
16271 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
16272 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
16275 2005-02-12 Ira Rosen <irar@il.ibm.com>
16277 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
16279 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
16281 (vect_get_base_and_offset): Always return an address.
16282 (vect_create_addr_base_for_vector_ref): Remove treatment for
16283 different data reference types.
16284 (vect_compute_data_ref_alignment): Rename base to base_address in
16285 stmt_vec_info. Get the object in order to force its alignment.
16286 (vect_get_memtag_and_dr): Rename base to base_address in
16287 stmt_vec_info. Extract the object for memtag analysis.
16289 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
16291 PR regression/19898.
16292 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
16293 changes cc_status, use apply modified_in_p to part of cc_status
16294 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
16297 2005-02-11 Richard Henderson <rth@redhat.com>
16299 * tree-complex.c (expand_complex_libcall): New.
16300 (expand_complex_multiplication): Use it for c99 compliance.
16301 (expand_complex_division): Likewise.
16302 * fold-const.c (fold_complex_add, fold_complex_mult): New.
16304 * builtins.c (built_in_names): Remove const.
16305 * tree.c (build_common_builtin_nodes): Build complex arithmetic
16307 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
16308 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
16309 (built_in_names): Remove const.
16310 * c-common.c (c_common_type_for_mode): Handle complex modes.
16311 * flags.h, toplev.c (flag_complex_method): Rename from
16312 flag_complex_divide_method.
16313 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
16314 __mulsc3, __muldc3, __mulxc3, __multc3): New.
16315 * libgcc2.h: Declare them.
16316 * libgcc-std.ver: Export them.
16317 * mklibgcc.in (lib2funcs): Build them.
16319 2005-02-11 Steven Bosscher <stevenb@suse.de>
16321 PR tree-optimization/19876
16322 Partially revert my change from 2005-01-14
16323 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
16324 (compute_antic): ...and remove the loop here.
16326 2005-02-11 Jakub Jelinek <jakub@redhat.com>
16328 PR middle-end/19858
16329 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
16330 is number of inner's bits, avoid creating a BIT_FIELD_REF.
16332 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
16333 crtend.o if -pie. Use %{x:a;:b} spec syntax.
16335 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
16337 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
16338 offsets for the big-endian 32-bit case.
16340 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
16342 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
16344 2005-02-11 Dale Johannesen <dalej@apple.com>
16346 * cselib.c (cselib_process_insn): Clear out regs where
16347 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
16348 * reload.c (find_equiv_reg): Ditto.
16350 2005-02-11 Ian Lance Taylor <ian@airs.com>
16352 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
16355 * tree.c (build_function_type_list): Work correctly if there are
16358 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
16360 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
16361 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
16362 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
16363 TARGET_ZARCH instead of TARGET_64BIT.
16365 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
16367 * config/rs6000/t-rtems:
16368 (MULTILIB_OPTIONS): Remove mcpu=602.
16369 (MUTLILIB_DIRNAMES): Remove m602.
16370 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
16371 Let mcpu=602 match mcpu=603.
16372 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
16374 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16376 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
16377 signal trampolines.
16379 2005-02-10 David Daney <ddaney@avtrex.com>
16381 * config/alpha/linux-unwind.h: Add exception clause to copyright.
16382 * config/i386/linux-unwind.h: Likewise.
16383 * config/ia64/linux-unwind.h: Likewise.
16384 * config/mips/linux-unwind.h: Likewise.
16385 * config/pa/linux-unwind.h: Likewise.
16386 * config/rs6000/linux-unwind.h: Likewise.
16387 * config/s390/linux-unwind.h: Likewise.
16388 * config/sh/linux-unwind.h: Likewise.
16389 * config/sparc/linux-unwind.h: Likewise.
16391 2005-02-10 Steven Bosscher <stevenb@suse.de>
16393 PR tree-optimization/17549
16394 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
16395 TER to replace a DEF with its expression if the DEF and the
16396 rhs of the expression we replace into have the same root
16399 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
16401 * config/mips/mips.md: Fix the placement of the match_scratch in the
16404 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
16406 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
16409 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
16411 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
16412 (strip_offset): Handle addresses.
16413 (add_address_candidates): Use strip_offset.
16414 (difference_cost): Reflect strip_offset change.
16415 (force_var_cost, difference_cost): Strip nops.
16417 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
16419 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
16421 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
16422 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
16423 config/cris/cris-protos.h, config/cris/cris.c: Update
16426 2005-02-10 Jeff Law <law@redhat.com>
16428 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
16429 (lookup_avail_expr): Similarly.
16431 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
16433 * builtins.c (fold_builtin_powi): New function.
16434 (fold_builtin_1): Call it.
16436 2005-02-10 Steven Bosscher <stevenb@suse.de>
16438 PR documentation/19309
16439 * doc/cpp.texi: The __GNUC__ and related predefined macros
16440 are also defined for the "standalone" cpp.
16441 Some non-GCC compilers may also define __GNUC__.
16443 2005-02-10 Jakub Jelinek <jakub@redhat.com>
16446 * c-typeck.c (common_type): New routine. Old common_type renamed
16448 (c_common_type): ...this.
16449 (build_conditional_expr, build_binary_op): Use c_common_type instead
16452 2005-02-10 Steven Bosscher <stevenb@suse.de>
16454 * doc/md.texi: Replace @samp{length} with @code{length}.
16456 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
16458 PR tree-optimization/18687
16459 * tree-flow.h (find_loop_niter): Declare.
16460 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
16461 Try using scev even for loops with more than one exit.
16462 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
16463 (struct ivopts_data): Added niters field.
16464 (struct nfe_cache_elt): New.
16465 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
16467 (tree_ssa_iv_optimize_init): Initialize niters cache.
16468 (determine_number_of_iterations): Removed.
16469 (find_induction_variables): Do not call determine_number_of_iterations.
16470 Access niters for single exit through niter_for_single_dom_exit.
16471 (add_iv_outer_candidates): Access niters for single exit through
16472 niter_for_single_dom_exit.
16473 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
16474 number_of_iterations_cond.
16475 (iv_period): New function.
16476 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
16477 (may_replace_final_value): Take data argument. Use
16478 niter_for_single_dom_exit.
16479 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
16480 (rewrite_use_compare): Pass data to may_eliminate_iv.
16481 (rewrite_use_outer): Pass data to may_replace_final_value.
16482 (free_loop_data): Clean up the niters cache.
16483 (tree_ssa_iv_optimize_finalize): Free the niters cache.
16484 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
16485 * tree-ssa-loop-niter.c (find_loop_niter): New function.
16486 (find_loop_niter_by_eval): Use tree_int_cst_lt.
16487 (num_ending_zeros): Moved to tree.c.
16488 * tree.h (num_ending_zeros): Declare.
16489 * tree.c (num_ending_zeros): Moved from tree.c.
16491 2005-02-09 Richard Henderson <rth@redhat.com>
16493 * builtins.c (DEF_BUILTIN): Add COND argument.
16494 * tree.h (DEF_BUILTIN): Likewise.
16495 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
16496 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
16498 (DEF_BUILTIN_STUB): New.
16499 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
16500 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
16501 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
16502 * c-common.c (DEF_BUILTIN): Add COND argument.
16503 * tree.c (local_define_builtin): New.
16504 (build_common_builtin_nodes): New.
16506 2005-02-09 Roger Sayle <roger@eyesopen.com>
16508 * fold-const.c (fold_strip_sign_ops): New function to simplify a
16509 floating point expression ignoring the sign of the result.
16510 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
16511 (fold) <MULT_EXPR>: Use it to simplify x*x.
16512 * tree.h (fold_strip_sign_ops): Prototype here.
16513 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
16514 argument. Use fold_strip_sign_ops to simplify the first argument.
16515 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
16516 first argument when the second argument is an even integer
16517 constant, but only with -funsafe_math_optimizations.
16518 (fold_builtin_1): Update call to fold_builtin_copysign.
16520 2005-02-09 Ian Lance Taylor <ian@airs.com>
16522 PR middle-end/19583
16523 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
16524 just check whether EH_FILTER_FAILURE falls through.
16526 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
16528 * gcc/haifa-sched.c (schedule_block): Make queued sched group
16529 insns return to ready list in the next turn.
16531 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16533 PR middle-end/19402
16534 * builtins.def: New __builtin_powi[lf].
16535 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
16536 (expand_builtin_powi): New function.
16537 (expand_builtin): Dispatch to expand_builtin_powi.
16538 * libgcc2.h: Add prototypes for __builtin_powi[lf].
16539 * libgcc2.c: Add __builtin_powi[lf] implementation.
16540 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
16541 * optabs.h: Add powi_optab.
16542 * optabs.c (init_optabs): Initialize powi_optab.
16543 * doc/extend.texi: Document __builtin_powi[lf].
16545 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
16547 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
16550 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16552 PR middle-end/19854
16553 * fold-const.c (try_move_mult_to_index): Remove redundant
16554 type argument. Create ADDR_EXPR with correct type.
16555 (fold): Update callers of try_move_mult_to_index. Convert
16556 result to the appropriate type.
16558 2005-02-09 Roger Sayle <roger@eyesopen.com>
16561 * config/avr/avr.c (default_rtx_costs): Delete.
16562 (avr_operand_rtx_cost): New function.
16563 (avr_rtx_costs): Completely rewrite.
16565 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
16568 * config/cris/cris.c (in_code): New variable.
16569 (cris_output_addr_const): Now a static function, a wrapper for
16571 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
16572 case from old cris_output_addr_const.
16573 (cris_asm_output_label_ref): Similar for LABEL_REF.
16574 (cris_output_addr_const_extra): Similar for UNSPEC.
16575 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
16576 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
16577 * config/cris/cris-protos.h (cris_output_addr_const): Remove
16579 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
16580 (cris_asm_output_label_ref): Declare.
16582 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
16584 PR preprocessor/19801
16585 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
16586 filenames that changed when libcpp was moved to the toplevel.
16588 2005-02-07 Roger Sayle <roger@eyesopen.com>
16590 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16591 zero extensions of BImode operands. Call lowpart_subreg instead
16592 of gen_lowpart_common and gen_lowpart_SUBREG.
16594 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
16597 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
16598 * configure.ac: Set cc_for_cross_gnattools.
16599 * configure: Regenerate.
16601 2005-02-08 Alan Modra <amodra@bigpond.net.au>
16604 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
16606 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16609 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
16610 of nested functions.
16612 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
16614 * doc/extend.texi: Document deprecated extensions allowing
16615 static floating-point members to have initializers and allowing
16616 floating-point literals in integral constant expressions.
16618 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
16620 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
16621 config/darwin7.h, config/mips/mips.c,
16622 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
16625 * cse.c: Update comments.
16627 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
16629 PR middle-end/19775
16630 * builtins.c (fold_builtin_sqrt): Transform
16631 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
16634 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
16635 Dorit Naishlos <dorit@il.ibm.com>
16637 * doc/invoke.texi (ftree-vectorizer-verbose): New.
16638 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
16639 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
16641 * tree.h (vect_set_verbosity_level): New extern function declaration
16643 * tree-vectorizer.h (verbosity_levels): New enum type.
16644 * tree-vectorizer.c (vect_debug_stats): Function removed.
16645 (vect_debug_details): Likewise.
16646 (vect_verbosity_level): Global variable was defined and initialized.
16647 (vect_dump): Global variable definition.
16648 (vect_print_dump_info): New function.
16649 (vect_set_dump_settings): New function.
16650 (vect_set_verbosity_level): New function.
16651 (vectorize_loops): Add call to vect_set_dump_settings.
16653 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
16654 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
16655 (slpeel_tree_peel_loop_to_edge): Likewise.
16657 (vect_analyze_offset_expr): Call to vect_print_dump_info with
16658 appropriate verbosity level instead of call to vect_debug_details
16659 or vect_debug_stats.
16660 (vect_get_base_and_offset):
16661 (vect_create_addr_base_for_vector_ref):
16662 (get_vectype_for_scalar_type):
16663 (vect_create_data_ref_ptr):
16664 (vect_init_vector):
16665 (vect_get_vec_def_for_operand):
16666 (vect_finish_stmt_generation):
16667 (vectorizable_assignment):
16668 (vectorizable_operation):
16669 (vectorizable_store):
16670 (vectorizable_load):
16671 (vect_transform_stmt):
16672 (vect_update_ivs_after_vectorizer):
16673 (vect_do_peeling_for_loop_bound):
16674 (vect_update_inits_of_drs):
16675 (vect_do_peeling_for_alignment):
16676 (vect_transform_loop):
16677 (vect_is_simple_use):
16678 (vect_analyze_operations):
16679 (vect_is_simple_iv_evolution):
16680 (vect_analyze_scalar_cycles):
16681 (vect_analyze_data_ref_dependence):
16682 (vect_analyze_data_ref_dependences):
16683 (vect_compute_data_ref_alignment):
16684 (vect_enhance_data_refs_alignment):
16685 (vect_analyze_data_refs_alignment):
16686 (vect_analyze_data_ref_access):
16687 (vect_analyze_data_ref_accesses):
16688 (vect_analyze_pointer_ref_access):
16689 (vect_get_memtag_and_dr):
16690 (vect_analyze_data_refs):
16691 (vect_mark_relevant):
16692 (vect_stmt_relevant_p):
16693 (vect_mark_stmts_to_be_vectorized):
16694 (vect_can_advance_ivs_p):
16695 (vect_get_loop_niters):
16696 (vect_analyze_loop_form):
16697 (vect_analyze_loop):
16698 (vectorize_loops): Likewise.
16700 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
16701 (vect_update_inits_of_drs):
16702 (vect_do_peeling_for_alignment):
16703 (vect_transform_loop):
16704 (vect_analyze_operations):
16705 (vect_analyze_scalar_cycles):
16706 (vect_analyze_data_ref_dependences):
16707 (vect_analyze_data_refs_alignment):
16708 (vect_analyze_data_ref_accesses):
16709 (vect_analyze_data_refs):
16710 (vect_mark_stmts_to_be_vectorized):
16711 (vect_get_loop_niters):
16712 (vect_analyze_loop_form):
16713 (vect_analyze_loop): Likewise.
16714 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
16716 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
16720 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
16721 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
16722 either -ffast-math or -funsafe-math-optimizations is in use.
16724 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
16725 * config/mips/irix-csr.c: New file.
16726 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
16727 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
16728 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
16731 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
16733 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
16734 redundant, incorrect definitions.
16736 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
16738 ("*tls_indirect_call"): New, reference hard regs directly.
16739 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
16741 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
16743 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
16744 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
16746 2005-02-06 Roger Sayle <roger@eyesopen.com>
16748 PR rtl-optimization/19800
16749 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
16750 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
16753 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
16755 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
16757 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
16760 * doc/invoke.texi: Correct documentation of -freorder-functions.
16762 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16765 * doc/invoke.texi: Don't mention gccbug.
16767 2005-02-06 Roger Sayle <roger@eyesopen.com>
16768 Andrew Pinski <pinskia@physics.uc.edu>
16769 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
16771 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16772 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
16773 into just (zero_extract:SI FOO (const_int 1) BAR).
16775 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16777 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
16778 macro locally. Don't give last revision date. Use GCC version
16779 number from gcc-common.texi.
16780 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
16781 revision date. Use GCC version number from gcc-common.texi.
16782 Describe being a library as current state rather than as 3.x
16784 * doc/gcc.texi: Remove last update date.
16785 * doc/gccint.texi: Likewise. Update copyright dates.
16786 * doc/install.texi: Update copyright dates.
16788 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16791 * doc/invoke.texi: Mention for each option included in -Wall that
16792 it is included in -Wall.
16793 * doc/gcc.texi: Update copyright and last modification date.
16795 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16797 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
16798 unnecessary cast to original induction variable increments.
16800 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16802 PR tree-optimization/18219
16803 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
16804 in distributed form.
16806 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
16808 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
16809 Set bitpos and offset later in the function. Do nothing if the
16810 target is a register and if the bitfield lies completely outside
16812 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
16813 here. Return an uninitialised register if the source value is stored
16814 in a register and the bitfield lies completely outside that register.
16816 2005-02-06 Steven Bosscher <stevenb@suse.de>
16818 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
16821 2005-02-06 Marcin Dalecki <martin@dalecki.de>
16823 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
16825 2005-02-06 Geoffrey Keating <geoffk@apple.com>
16827 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
16828 * config/darwin8.h: New.
16829 * config/darwin7.h: Update comment.
16831 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
16832 Dorit Naishlos <dorit@il.ibm.com>
16834 * tree-vectorizer.h (LOC): New type.
16835 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
16836 (loop_line_number): New field in struct _loop_vec_info.
16837 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
16839 * tree-vectorizer.c (input.h): Included.
16840 (find_loop_location): New function.
16841 (vect_debug_stats): Argument changed from loop to LOC. Computation of
16842 loop line number removed.
16843 (vect_debug_details): Likewise.
16844 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
16846 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
16847 call to vect_debug_details/stats changed from loop to loop_loc.
16848 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
16849 (slpeel_tree_peel_loop_to_edge): Likewise.
16851 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
16852 changed from NULL to UNKNOWN_LOC.
16853 (vect_get_base_and_offset):
16854 (vect_create_addr_base_for_vector_ref):
16855 (get_vectype_for_scalar_type):
16856 (vect_create_data_ref_ptr):
16857 (vect_init_vector):
16858 (vect_get_vec_def_for_operand):
16859 (vect_finish_stmt_generation):
16860 (vectorizable_assignment):
16861 (vectorizable_operation):
16862 (vectorizable_store):
16863 (vectorizable_load):
16864 (vect_transform_stmt):
16865 (vect_update_ivs_after_vectorizer):
16866 (vect_do_peeling_for_loop_bound):
16867 (vect_do_peeling_for_alignment):
16868 (vect_transform_loop):
16869 (vect_is_simple_use):
16870 (vect_analyze_operations):
16871 (vect_is_simple_iv_evolution):
16872 (vect_analyze_scalar_cycles):
16873 (vect_analyze_data_ref_dependences):
16874 (vect_compute_data_ref_alignment):
16875 (vect_enhance_data_refs_alignment):
16876 (vect_analyze_data_ref_access):
16877 (vect_analyze_data_ref_accesses):
16878 (vect_analyze_pointer_ref_access):
16879 (vect_get_memtag_and_dr):
16880 (vect_analyze_data_refs):
16881 (vect_mark_relevant):
16882 (vect_stmt_relevant_p):
16883 (vect_mark_stmts_to_be_vectorized):
16884 (vect_can_advance_ivs_p):
16885 (vect_get_loop_niters):
16886 (vect_analyze_loop):
16887 (vectorize_loops): Likewise.
16889 (vectorizable_load): Argument in call to vect_debug_details/stats
16890 changed from loop to LOOP_LOC (loop_vinfo).
16891 (vect_transform_loop):
16892 (vect_analyze_operations):
16893 (vect_analyze_scalar_cycles):
16894 (vect_analyze_data_ref_dependence):
16895 (vect_enhance_data_refs_alignment):
16896 (vect_analyze_data_ref_accesses):
16897 (vect_analyze_pointer_ref_access):
16898 (vect_analyze_data_refs):
16899 (vect_analyze_loop): Likewise.
16901 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
16902 changed from loop to loop_loc.
16904 (vect_enhance_data_refs_alignment): Removed unused variable loop.
16906 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
16907 Dorit Naishlos <dorit@il.ibm.com>
16909 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
16911 (vect_analyze_data_ref_dependences): Likewise.
16913 (vect_is_simple_use): Argument changed from loop structure to
16914 loop_vect_info structure.
16915 (vect_can_advance_ivs_p): Likewise.
16916 (vect_create_index_for_vector_ref): Likewise.
16917 (vect_update_ivs_after_vectorizer): Likewise.
16918 (new_stmt_vec_info): Likewise.
16920 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
16921 changed from loop to loop_vinfo.
16922 (vect_create_data_ref_ptr): First argument in call to
16923 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
16924 (vectorizable_assignment): Second argument in call to vect_is_simple_use
16925 was changed from loop to loop_vinfo.
16926 (vectorizable_operation): Likewise.
16927 (vectorizable_store): Likewise.
16928 (vect_mark_stmts_to_be_vectorized): Likewise.
16929 (vect_do_peeling_for_loop_bound): First argument in call to
16930 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
16931 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
16932 was changed from loop to loop_vinfo.
16933 (vect_analyze_data_ref_dependences): Third argument in call to
16934 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
16936 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
16937 (vect_create_data_ref_ptr): Likewise.
16938 (vect_init_vector): Likewise.
16939 (vect_get_vec_def_for_operand): Likewise.
16940 (vectorizable_assignment): Likewise.
16941 (vectorizable_operation): Likewise.
16942 (vectorizable_store): Likewise.
16943 (vectorizable_load): Likewise.
16944 (vect_update_ivs_after_vectorizer): Likewise.
16945 (vect_is_simple_use): Likewise.
16946 (vect_analyze_data_ref_dependence): Likewise.
16947 (vect_analyze_pointer_ref_access): Likewise.
16948 (vect_can_advance_ivs_p): Likewise.
16950 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
16951 before _stmt_vec_info.
16952 (_stmt_vec_info): Loop field replaced by loop_vec_info.
16953 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
16954 (new_stmt_vec_info): Argument changed from loop structure to
16955 loop_vect_info structure
16957 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
16958 (vect_analyze_offset_expr): Avoid 80 columns overflow.
16959 (vect_create_addr_base_for_vector_ref): Likewise.
16960 (vect_analyze_pointer_ref_access): Likewise.
16962 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
16965 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
16966 phi flag if the phi is abnormal.
16968 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
16971 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
16972 information for the new statement.
16974 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
16977 * gcc.c (main): Include the target in -v output.
16979 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
16981 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
16982 Do not drop the extend if we'd have to add a paradoxical subreg
16983 later. Include optabs.h and insn-codes.h.
16984 * Makefile.in (combine.o): Depend on $(OPTABS_H).
16986 2005-02-02 Roger Sayle <roger@eyesopen.com>
16988 PR middle-end/19405
16989 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
16990 * fold-const.c (const_binop): Avoid constant folding floating
16991 point operations in modes that use composite representations.
16992 * simplify-rtx.c (simplify_binary_operation): Likewise.
16994 2005-02-02 Geoffrey Keating <geoffk@apple.com>
16996 * config/rs6000/altivec.md (altivec_dst): Make the first operand
16998 (altivec_dstt): Likewise.
16999 (altivec_dstst): Likewise.
17000 (altivec_dststt): Likewise.
17001 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
17004 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17006 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
17007 EXPR_LOCUS from orig_cond to the new cond_stmt.
17008 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
17011 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17013 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
17014 standard_iv_increment_position. Remove call to bsi_next
17015 (no need to bump the iterator anymore).
17016 (vect_create_index_for_vector_ref): Call
17017 standard_iv_increment_position. Remove second function argument.
17018 (vect_finish_stmt_generation): Remove call to bsi_next
17019 (no need to bump the iterator anymore).
17020 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
17021 to vect_create_index_for_vector_ref.
17023 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17025 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
17026 phis are used out of the loop.
17028 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
17031 * c-decl.c (undef_nested_function): New variable.
17032 (pop_scope): Diagnose undefined nested functions.
17033 (finish_function): Don't attempt cgraph processing or genericizing
17034 if current top-level function contained an undefined nested
17035 function. Reset undef_nested_function at the end of a top-level
17038 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
17040 * tree.c (build_int_cst_type): Take sign of the value into account
17041 when deciding whether sign extend the value.
17043 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17046 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
17047 (cpp_options, cc1_options): Change %{std*&ansi} to
17048 %{std*&ansi&trigraphs}.
17050 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17052 * cse.c: Update comments.
17054 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
17056 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
17057 arguments go on the stack. Do not put complex doubles in odd/even
17060 2005-02-02 Steven Bosscher <stevenb@suse.de>
17062 * doc/invoke.texi: Update the options enabled at -O1, -O2,
17063 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
17064 -ftree-pre, and -fthread-jumps.
17066 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
17068 PR tree-optimization/19578
17069 * tree-flow.h (modified_noreturn_calls): Declare.
17070 (noreturn_call_p): Declare.
17071 * tree-flow-inline.h (noreturn_call_p): New function.
17072 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
17073 * tree-cfg.c (modified_noreturn_calls): New variable.
17074 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
17075 that contain a mid-block noreturn call.
17076 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
17078 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17080 * df.c (df_def_record_1, df_uses_record): Don't use
17082 * df.h (DF_FOR_REGALLOC): Remove.
17084 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17087 * c-typeck.c (really_start_incremental_init): Reset
17088 constructor_max_index for arrays of incomplete type.
17090 2005-02-02 Jeff Law <law@redhat.com>
17092 * gcse.c (struct reg_set): Store the block index where the register
17093 was set rather than the setting insn.
17094 (record_one_set, compute_transp): Corresponding changes.
17095 (pre_insert_copy_insn): Do not call replace_one_set.
17096 (replace_one_set): Remove.
17098 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17101 * doc/gcov.texi: Fix typo.
17103 2005-02-01 Richard Henderson <rth@redhat.com
17106 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
17107 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
17109 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
17110 * config/i386/i386-protos.h: Update.
17112 2005-02-01 Steven Bosscher <stevenb@suse.de>
17114 PR tree-optimization/19217
17115 * tree-cfg.c (verify_expr): Use the data field to see if TP was
17116 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
17117 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
17118 that it is walking a PHI node.
17120 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
17122 * doc/extend.texi (Nested Functions): Update.
17124 2005-02-01 Richard Henderson <rth@redhat.com>
17127 * optabs.c (expand_copysign_absneg): Export.
17128 * optabs.h (expand_copysign_absneg): Declare.
17129 * config/rs6000/rs6000.md (copysigntf3): New.
17131 2005-02-01 Diego Novillo <dnovillo@redhat.com>
17133 PR tree-optimization/19633
17134 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
17135 * tree-ssa-alias.c (init_alias_info): Initialize.
17136 (merge_pointed_to_info): Set.
17137 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
17138 (dump_points_to_info_for): Show value of pt_null.
17139 (struct count_ptr_d): Declare.
17140 (find_ptr_dereference): Remove.
17141 (ptr_is_dereferenced_by): Remove.
17142 (count_ptr_derefs): New local function.
17143 (count_uses_and_derefs): New local function.
17144 (compute_points_to_and_addr_escape): Call it. If the number
17145 of dereferences is greater than zero, mark the pointer as
17146 dereferenced. If there are fewer dereferences than uses of
17147 the pointer, the pointer's value escapes.
17149 2005-02-01 Diego Novillo <dnovillo@redhat.com>
17151 PR tree-optimization/19670
17152 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
17154 (verify_use): ... set it here, instead.
17156 2005-02-01 Janis Johnson <janis187@us.ibm.com>
17158 * doc/sourcebuild.texi (Test directives): Fix formatting.
17160 * doc/sourcebuild.texi (Test directives): Describe selector
17163 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
17165 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
17166 specific 64-bit CPUs.
17168 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
17171 * arm.c (arm_eliminable_register): New function.
17172 (adjacent_mem_locations): Don't allow eliminable registers. Use
17173 HOST_WIDE_INT for address offsets.
17174 * arm-protos.h (arm_eliminable_register): Add prototype.
17176 2005-02-01 Steven Bosscher <stevenb@suse.de>
17178 PR optimization/15242
17179 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
17180 * basic-block.h (duplicate_computed_gotos): Add prototype.
17181 * bb-reorder.c (duplicate_computed_gotos): New function to
17182 duplicate sufficiently small blocks ending in a computed jump.
17183 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
17184 if not optimizing for size.
17185 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
17186 never do tail merging for blocks ending in a computed jump.
17187 * doc/invoke.texi: Document the max-goto-duplication-insns param.
17189 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
17191 Patch from Richard Sandiford <rsandifo@redhat.com>
17192 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
17193 from inheriting a subreg equivalence with a non-spill register.
17195 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
17197 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
17199 * config/frv/frv.c (movcc_fp_destination_operand): New.
17200 (gpr_or_memory_operand): Fix typo in comment.
17201 (gpr_or_memory_operand_with_scratch): New.
17202 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
17203 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
17204 movcc_fp_destination_operand.
17205 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
17206 Legitimize memory addresses using a scratch register.
17208 2005-01-31 Jeff Law <law@redhat.com>
17210 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
17211 bitmap a sparse bitmap instead of a simple bitmap.
17212 (mark_def_sites_initialize_block): Corresponding changes.
17213 (ssa_mark_def_sites_initialize_block): Likewise.
17214 (ssa_mark_phi_uses): Likewise.
17215 (mark_def_site, ssa_mark_def_sites): Likewise.
17216 (mark_def_site_blocks): Likewise.
17217 (rewrite_ssa_into_ssa): Likewise.
17219 * tree-ssa-dom.c (record_cond): Pass correct variable type
17220 for last argument to htab_find_slot_with_hash.
17222 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
17223 effects when optimizing 0 % X. Do not try to optimize X % 0.
17225 2005-01-31 James E. Wilson <wilson@specifixinc.com>
17227 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
17230 2005-02-01 Eric Christopher <echristo@redhat.com>
17232 * config/mips/mips.c (override_options): Warn if -mint64
17234 * doc/invoke.texi (MIPS Options): Document that -mint64 is
17237 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
17239 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
17241 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
17242 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
17243 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
17244 (cached_regno): Initialize to INVALID_REGNUM.
17245 (cse_reg_info_table_size,
17246 cse_reg_info_table_first_uninitialized,
17247 cse_reg_info_timestamp): New.
17248 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
17250 (init_cse_reg_info, get_cse_reg_info_1): New.
17251 (get_cse_reg_info): Cache the last look-up.
17252 (new_basic_block): Update the code to clear mappings from
17253 registers to cse_reg_info entries.
17254 (cse_main): Call init_cse_reg_info.
17256 * cse.c (get_cse_reg_info): Update a comment.
17258 2005-01-31 Steven Bosscher <stevenb@suse.de>
17261 * c-decl.c (start_decl): Do not warn about arrays of elements with
17262 an incomplete type here.
17263 (grokdeclarator): Do it here by making a pedwarn an error.
17264 * c-typeck.c (push_init_level): If there were previous errors with
17265 the constructor type, do not warn about braces for initializers.
17266 (process_init_element): Likewise for excess initializer elements.
17268 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
17270 * cse.c (delete_trivially_dead_insn): Don't iterate.
17272 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
17274 * config/rs6000/rs6000.md (copysignsf3): New expand.
17275 (copysigndf3): Likewise.
17277 2005-01-31 Steven Bosscher <stevenb@suse.de>
17279 * recog.c (constrain_operands): Only look for earlyclobber operand
17280 conflicts if an '&' constraint was seen.
17282 2005-01-31 Marc Espie <espie@openbsd.org>
17284 * config.gcc: Don't include embedded systems fragment, switches default
17285 debugging format to ELF.
17286 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
17287 longer pick it up there.
17289 2005-01-31 Dale Johannesen <dalej@apple.com>
17291 * doc/extend.texi (nested functions): Fix linkage description.
17292 Clarify that static is not allowed.
17294 2005-01-31 Dale Johannesen <dalej@apple.com>
17296 * config/rs6000/darwin.md (movsf_low_di): Make work.
17297 (movdf_low_di): Make work.
17299 2005-01-31 Dale Johannesen <dalej@apple.com>
17301 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
17302 Make work for 64 bit.
17304 2005-01-31 Roger Sayle <roger@eyesopen.com>
17305 Dale Johannesen <dalej@apple.com>
17307 PR middle-end/19650
17308 * fold-const.c (fold_binary_op_with_conditional_arg):
17309 Make types match original operands, before STRIP_NOPS.
17311 2005-01-31 Alan Modra <amodra@bigpond.net.au>
17313 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
17314 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
17315 (struct gcc_sigcontext): Delete. Merge contents to..
17316 (struct gcc_ucontext): ..here.
17317 (get_sigcontext): Delete.
17318 (get_regs): New function, like get_sigcontext but return regs ptr.
17319 64-bit version finds regs from r1 to support vdso.
17320 (ppc_linux_aux_vector): New function.
17321 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
17324 2005-01-31 Ira Rosen <irar@il.ibm.com>
17326 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
17328 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
17329 redundant fold. Fix misalignment for MINUS_EXPR.
17330 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
17331 (vect_analyze_pointer_ref_access): Likewise.
17332 (vect_get_memtag_and_dr): Likewise.
17334 2005-01-31 Richard Henderson <rth@redhat.com>
17336 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
17337 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
17338 absnegdf2_i387, absnegxf2_i387): Likewise.
17340 2005-01-31 Richard Henderson <rth@redhat.com>
17343 * optabs.c (expand_copysign_absneg): New.
17344 (expand_copysign_bit): Split out from ...
17345 (expand_copysign): ... here. Use expand_copysign_absneg.
17347 2005-01-30 Roger Sayle <roger@eyesopen.com>
17349 PR middle-end/19697
17350 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
17351 constant as the second operand and a register as the third.
17353 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
17356 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
17357 that dllimport'd functions do not use all call-clobbered registers
17358 to pass parameters.
17360 2005-01-30 Richard Henderson <rth@redhat.com>
17363 * optabs.c (expand_absneg_bit): Split out from expand_unop and
17364 expand_abs_nojump and generalize. Use operand_subword and
17365 emit_no_conflict_block. Support large modes.
17366 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
17368 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
17369 negation to subtraction.
17370 (expand_copysign): Check that the format has signed zeros.
17371 Use operand_subword and emit_no_conflict_block. Support large modes.
17373 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
17375 Fix PR tree-optimization/19624
17377 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
17378 * tree-ssa-pre.c: Add cfgloop.h.
17380 (pre_stats): New member, constified.
17381 (inserted_exprs): New static variable.
17382 (NECESSARY): New macro.
17383 (create_expression_by_pieces): Fold the expression, and
17384 mark it as defaulting to not necessary. Also put in
17386 (fully_constant_expression): New function.
17387 (insert_into_preds_of_block): Modify to not insert phis when we
17388 are playing with induction variables.
17389 Push phis onto the inserted_exprs vector, and mark them as not
17390 necessary by default.
17391 (insert_aux): Call fully_constant_expression on eprime.
17392 If all edges produce the same value, mark it constant.
17393 (mark_operand_necessary): New function.
17394 (remove_dead_inserted_code): New function.
17395 (init_pre): Init loop optimizer to get loop info.
17396 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
17397 (execute_pre): Commit edge inserts, then remove dead code.
17399 2005-01-30 Richard Henderson <rth@redhat.com>
17401 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
17402 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
17404 2005-01-30 Richard Henderson <rth@redhat.com>
17407 * config/i386/i386.c (ix86_expand_copysign): New.
17408 (ix86_split_copysign_const): New.
17409 (ix86_split_copysign_var): Rename from ix86_split_copysign,
17410 rearrange op1/nmask operands.
17411 * config/i386/i386-protos.h: Update.
17412 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
17413 (copysigndf3): Likewise.
17414 (copysignsf3_const, copysigndf3_const): New.
17415 (copysignsf3_var): Rename from copysignsf3, split out splitter
17416 and fix split predicate for X constraint.
17417 (copysigndf3_var): Similarly.
17419 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
17421 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
17422 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
17423 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
17425 2005-01-29 Richard Henderson <rth@redhat.com>
17428 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
17429 of # and * in constraints.
17431 2005-01-29 Richard Henderson <rth@redhat.com>
17433 PR middle-end/19689
17434 * expr.c (store_field): Don't strip sub-mode cast when the input
17435 data is even smaller.
17437 2005-01-29 Richard Henderson <rth@redhat.com>
17439 PR middle-end/19687
17440 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
17443 2005-01-29 Richard Henderson <rth@redhat.com>
17445 * combine.c (make_field_assignment): Fix argument order
17448 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
17450 PR tree-optimization/15791
17451 * fold-const.c (extract_array_ref): New function.
17452 (fold): Fold comparisons between &a[i] and &a[j] or
17453 semantically equivalent trees.
17455 2005-01-29 Jeff Law <law@redhat.com>
17457 * gcse.c (insert_expr_in_table): Revamp handling of available
17458 and anticipatable occurrence lists to avoid unnecessary list
17460 (insert_set_in_table): Similarly.
17462 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
17464 * c-common.c (fix_string_type): Just use c_build_qualified_type to
17466 (c_build_qualified_type): Build qualified array types with
17467 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
17468 * c-decl.c (c_make_fname_decl): Build unqualified array type
17469 before qualified type.
17470 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
17471 type is qualified, not just if type itself is. Don't apply
17472 qualifiers to array type when declarator is processed. Apply
17473 qualifiers to field type whether or not it is an array type.
17474 Don't handle array types specially for applying qualifiers to
17476 * c-typeck.c (composite_type): Build unqualified element type and
17477 array type when forming composite of array types.
17478 (common_pointer_type, comptypes, comp_target_types,
17479 type_lists_compatible_p, build_indirect_ref, build_array_ref,
17480 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
17482 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
17483 (args2) in variables a1 and a2.
17485 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
17487 * cse.c (n_elements_made, max_elements_made): Remove.
17488 (insert): Don't touch n_elements_made.
17489 (cse_main): Don't touch n_elements_made or max_elements_made.
17491 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
17494 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
17495 configuration part of dp-bit.c to be lost.
17497 2005-01-28 Roger Sayle <roger@eyesopen.com>
17499 * expmed.c (expand_mult_highpart_optab): When attempting to use
17500 a non-widening multiplication in a wider mode, the operands need
17501 to be converted (zero or sign extended) to that mode.
17503 2005-01-28 Ian Lance Taylor <ian@airs.com>
17505 PR middle-end/16558
17506 PR middle-end/19583
17507 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
17508 through if both operands fall through.
17510 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17512 * cse.c (fold_rtx) <PC>: Don't optimize.
17514 2005-01-28 Jeff Law <law@redhat.com>
17516 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
17517 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
17519 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17521 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
17522 cse_reg_info_used_list_end): Remove.
17523 (cse_reg_info_list, cse_reg_info_list_free): New.
17524 (get_cse_reg_info): When allocating an instance of
17525 cse_reg_info, add it to the beginning of the cse_reg_info_list
17526 list. Remove code to maintain cse_reg_info_used_list.
17527 (new_basic_block): Reset the free list to the beginning of
17530 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
17532 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
17533 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
17534 (frv_expand_mdpackh_builtin): New function.
17535 (frv_expand_builtin): Use it to expand __MDPACKH.
17536 * doc/extend.texi (__MDPACKH): Update documentation.
17538 2005-01-28 Uros Bizjak <uros@kss-loka.si>
17540 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
17541 SSE_FLOAT_MODE_P for use_sse computation.
17543 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
17546 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
17548 2005-01-27 Richard Henderson <rth@redhat.com>
17550 * builtins.c (expand_builtin_copysign): New.
17551 (expand_builtin): Call it.
17552 * genopinit.c (optabs): Add copysign_optab.
17553 * optabs.c (init_optabs): Initialize it.
17554 (expand_copysign): New.
17555 * optabs.h (OTI_copysign, copysign_optab): New.
17556 (expand_copysign): Declare.
17558 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
17559 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
17561 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
17562 (ix86_expand_fp_absneg_operator): ... here.
17563 (ix86_split_copysign): New.
17564 * config/i386/i386-protos.h: Update.
17565 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
17566 (copysignsf3, copysigndf3): New.
17568 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
17569 (copysignsf3, ncopysignsf3): New.
17570 (copysigndf3, ncopysigndf3): New.
17571 (copysignxf3, ncopysignxf3): New.
17572 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
17574 2005-01-27 Arend Bayer <arend.bayer@web.de>
17575 Kazu Hirata <kazu@cs.umass.edu>
17577 * cse.c: (find_best_addr): Don't call copy_rtx before calling
17578 fold_rtx. Save cost recomputation if fold_rtx did nothing.
17579 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
17582 2005-01-27 Jeff Law <law@redhat.com>
17584 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
17585 definitions of SSA_NAMEs which are not being rewritten.
17586 (rewrite_ssa_into_ssa): Only initialize the current definition
17587 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
17588 If checking is enabled, assert that SSA_NAME_AUX is clear for all
17589 SSA_NAMEs before returning.
17591 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
17593 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
17594 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
17595 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
17596 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
17597 config/mips/iris6.h, config/sh/sh.c: Update copyright.
17599 2005-01-27 Steven Bosscher <stevenb@suse.de>
17601 PR middle-end/17278
17602 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
17603 higher to -O2 and higher. Likewise for tree PRE.
17604 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
17607 2005-01-27 Ian Lance Taylor <ian@airs.com>
17609 PR middle-end/19583
17610 * gimple-low.c (try_catch_may_fallthru): New static function.
17611 (block_may_fallthru): Handle TRY_CATCH_EXPR.
17612 * tree-inline.c (expand_call_inline): Don't warn about reaching
17613 the end of a non-void function being inlined if the function uses
17616 2005-01-27 Jakub Jelinek <jakub@redhat.com>
17618 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
17621 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
17622 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
17623 (implicitly_declare): Handle error_mark_node.
17625 2005-01-27 Richard Henderson <rth@redhat.com>
17628 * tree.h (struct tree_decl): Add debug_expr_is_from.
17629 (DECL_DEBUG_EXPR_IS_FROM): New.
17630 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
17631 * dwarf2out.c (dwarf2out_var_location): Update to match.
17632 * tree-outof-ssa.c (create_temp): Likewise.
17633 * var-tracking.c (track_expr_p): Likewise.
17634 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
17635 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
17636 * toplev.c (default_tree_printer): Likewise.
17638 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
17640 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
17641 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
17643 2005-01-27 Steven Bosscher <stevenb@suse.de>
17645 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
17646 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
17647 ASM_CLOBBERS): Add tree checks.
17649 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
17650 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
17651 * c-common.def (SWITCH_STMT): Update to match.
17652 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
17653 macros instead of SWITCH_EXPR ones.
17654 * c-dump.c (c_dump_tree): Likewise.
17655 * c-gimplify.c (gimplify_switch_stmt): Likewise.
17656 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
17658 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
17660 2005-01-27 Alan Modra <amodra@bigpond.net.au>
17662 * unwind-dw2.c (execute_stack_op): Add missing cases for
17663 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
17665 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
17667 * config.gcc (Obsolete configurations): Remove 'dummy', add
17668 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
17671 2005-01-26 Diego Novillo <dnovillo@redhat.com>
17673 PR tree-optimization/19633
17674 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
17676 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
17677 are no call-clobbered variables.
17678 * tree-outof-ssa.c (check_replaceable): Return false for calls
17681 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
17683 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
17684 even for variables with NULL DECL_INITIAL.
17686 2005-01-26 Stuart Hastings <stuart@apple.com>
17688 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
17690 2005-01-26 Richard Henderson <rth@redhat.com>
17692 PR middle-end/18008
17693 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
17695 * expr.c (store_field): Strip conversions to odd-bit-sized types
17696 if the destination field width matches.
17698 2005-01-26 Richard Henderson <rth@redhat.com>
17700 * c-decl.c, expmed.c, expr.c: Revert last change.
17702 2005-01-26 Richard Henderson <rth@redhat.com>
17704 PR middle-end/18008
17705 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
17707 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
17708 if we don't need the bits above those present in the current mode.
17709 * expr.c (store_field): Strip conversions to odd-bit-sized types
17710 if the destination field width matches.
17712 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
17714 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17715 either -ffast-math or -funsafe-math-optimizations is in use.
17717 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
17721 * config/avr/avr.c (notice_update_cc): Only set condition code for
17722 ashrqi3 if shift count > 0.
17723 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
17724 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
17725 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
17726 count <= 0 as a no-op, and shift count >= width by copying zero
17727 or sign bit to all bits of the result.
17728 * config/avr/avr.md (all shifts): Add alternatives for zero shift
17729 count, with attribute "length" set to 0 and "cc" set to "none".
17731 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
17733 * doc/invoke.texi: Document -mTLS.
17735 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
17736 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
17737 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
17738 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
17739 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
17740 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
17741 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
17742 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
17744 * configure.ac: Check for a TLS capable gas.
17746 * configure: Regenerate.
17748 2005-01-26 Richard Henderson <rth@redhat.com>
17750 PR middle-end/18008
17751 * combine.c (make_field_assignment): Simplify store to zero_extract
17752 from a source with an overlapping mask.
17754 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
17756 2004-11-11 Eric Christopher <echristo@redhat.com>
17758 * config/frv/frv.md: Add fr400_integer automaton. Don't
17759 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
17762 2005-01-26 Steven Bosscher <stevenb@suse.de>
17764 PR middle-end/16585
17765 * cfgbuild.c (make_edges): Do not clear or set
17766 current_function_has_computed_jump.
17767 * function.h (struct function): Remove the has_computed_jump field.
17768 (current_function_has_computed_jump): Do not define.
17769 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
17770 in a computed jump. Ignore current_function_has_computed_jump.
17772 2005-01-26 Richard Henderson <rth@redhat.com>
17774 PR middle-end/19515
17775 * expr.c (categorize_ctor_elements): New argument p_must_clear.
17776 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
17778 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
17779 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
17780 objects into static storage if they have more than one non-zero value.
17781 * tree.h (categorize_ctor_elements): Update decl.
17783 2005-01-26 Steven Bosscher <stevenb@suse.de>
17785 PR middle-end/19616
17786 * tree.h (CALL_EXPR_TAILCALL): Add comment.
17787 * calls.c (check_sibcall_argument_overlap_1): Revert the change
17788 to this function from 2004-07-10.
17789 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
17790 the current function for tail call optimizations if the address
17791 of one of it its arguments is taken.
17793 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
17795 * cse.c (fold_rtx): Call equiv_constant only when necessary.
17797 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
17799 * function.c (expand_function_end): If current_function_calls_alloca,
17800 emit stack restore in a place that is reached when the function falls
17801 through at the end.
17803 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
17805 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
17806 rule to avoid matching inappropriate suffix rule.
17808 2005-01-26 Jan Hubicka <jh@suse.cz>
17810 PR tree-optimization/19241
17811 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
17813 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
17815 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
17816 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
17818 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
17819 <sim*>: Always use crt1.o, regardless of N in simN.
17820 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
17821 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
17822 (CRT_CALL_STATIC_FUNCTION): Remove.
17823 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
17824 use crt1.o, regardless of N in simN.
17825 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
17826 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
17827 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
17828 case isystem setting.
17829 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
17831 2005-01-25 Ian Lance Taylor <ian@airs.com>
17833 * gimple-low.c (block_may_fallthru): Correct handling of
17834 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
17836 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
17838 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
17839 handlers to match indentation; nested under the mtune=* handler.
17840 Similar for mcpu= and march=.
17842 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
17844 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
17845 * config/mips/linux64.h (LIB_SPEC): Likewise.
17846 * config/mn10300/linux.h (LIB_SPEC): Likewise.
17847 * config/sh/linux.h (LIB_SPEC): Likewise.
17849 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
17851 * config/frv/frv.c (frv_legitimize_tls_address): New.
17852 (TARGET_HAVE_TLS): Define.
17853 (FRV_SYMBOL_REF_TLS_P): Define.
17854 (frv_override_options): Handle new register classes.
17855 (frv_legitimate_address_p): Reject tls addresses.
17856 (frv_legitimize_address): Handle TLS addresses.
17857 (gen_inlined_tls_plt): New.
17858 (gen_tlsmoff): New.
17859 (frv_legitimize_tls_address): New.
17860 (unspec_got_name): Add TLS entries.
17861 (got12_operand): Add R_FRV_TLSMOFF12 case.
17862 (frv_emit_move): Fixup TLS addresses.
17863 (frv_emit_movsi): Legitimize TLS addresses.
17865 * config/frv/frv.h (MASK_BIG_TLS): New.
17866 (TARGET_BIG_TLS): New.
17867 (HAVE_AS_TLS): Define.
17868 (TARGET_SWITCHES): Add -mTLS and -mtls options.
17869 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
17870 (REG_CLASS_NAMES): Same.
17871 (REG_CLASS_CONTENTS): Same.
17872 (CONSTRAINT_LEN): New.
17873 (REG_CLASS_FROM_CONSTRAINT): New.
17874 (PREDICATE_CODES): Add symbolic_operand.
17876 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
17877 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
17878 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
17879 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
17880 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
17881 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
17882 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
17883 GR9_REG, GR14_REG, LRREG.
17884 (type): Add load_or_call attribute.
17885 ("load_or_call"): New reservation.
17886 ("call_gettlsoff"): New.
17887 ("tls_indirect_call"): New.
17888 ("tls_load_gottlsoff12"): New.
17889 ("tlsoff_hilo"): New.
17890 ("tls_tlsdesc_ldd"): New.
17891 ("tls_tlsoff_ld"): New.
17894 * config/frv/frv-protos.h (symbolic_operand): Protoize.
17896 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
17898 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
17899 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
17900 * config/frv/frv.c (TLS_BIAS): Define.
17901 (frv_output_dwarf_dtprel): New.
17903 2005-01-26 Jakub Jelinek <jakub@redhat.com>
17905 PR rtl-optimization/19579
17906 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
17907 both A and B, see if they don't clobber registers the other expr uses.
17909 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
17911 * real.c (do_add): Initialize signalling and canonical members.
17913 * real.c (real_from_integer): Zero out destination.
17915 2005-01-18 Jan Hubicka <jh@suse.cz>
17917 PR tree-optimize/19337
17918 * tree-inline.c (initialize_inlined_parameters): Copy
17919 saved_static_chain_decl only.
17921 2005-01-25 Richard Henderson <rth@redhat.com>
17925 * config/i386/i386.c (x86_inter_unit_moves): Zero.
17926 (ix86_preferred_reload_class): Rewrite fp-constant section, with
17927 80387 enabled, to return a proper subclass. Return the subset that
17928 overlaps with GENERAL_REGS for PLUS.
17929 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
17931 2005-01-25 Richard Henderson <rth@redhat.com>
17933 PR middle-end/19609
17934 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
17936 2005-01-25 Roger Sayle <roger@eyesopen.com>
17938 * expmed.c (choose_multiplier): Change interface to return the
17939 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
17940 (expand_divmod): Update calls to choose_multiplier.
17942 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17944 PR middle-end/19330
17945 * expmed.c (extract_bit_field): Use adjust_address instead of
17946 gen_lowpart when op0 is a MEM.
17948 2005-01-24 Steven Bosscher <stevenb@suse.de>
17950 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
17952 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
17954 * config/mips/irix-csr.c: New file.
17955 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17956 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17957 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17960 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
17963 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
17964 sparc/elf.h, add sparc/sp-elf.h.
17965 (sparc-*-rtems*): Likewise.
17966 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
17967 tm-dwarf2.h, add sparc/sp-elf.h.
17968 (sparc86x-*-elf): Likewise.
17969 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
17970 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
17971 TARGET_OS_CPP_BUILTINS.
17972 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17973 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17975 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
17976 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
17977 (SWITCH_TAKES_ARG): Likewise.
17978 (LOCAL_LABEL_PREFIX): Likewise.
17979 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
17980 (TARGET_N_FORMAT_TYPES): Delete.
17981 (TARGET_FORMAT_TYPES): Likewise.
17982 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
17983 * config/sparc/elf.h: Delete.
17984 * config/sparc/sp-elf.h: New file.
17986 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
17988 * tree-flow-inline.h (phi_arg_from_edge): Remove.
17989 * tree-flow.h: Remove the corresponding prototype.
17990 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
17991 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
17993 2005-01-24 Jakub Jelinek <jakub@redhat.com>
17996 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
17997 for AIX ABI or ELF -fPIC.
17998 (rs6000_emit_load_toc_table): Don't create toc_section here.
17999 (rs6000_xcoff_file_start): Nor here.
18001 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
18003 * sh.c (ra.h): Don't #include.
18004 (hard_regs_intersect_p): New function, resurrected from ra.c.
18006 * sh.c: Fix 1996 Copyright.
18008 2005-01-24 Richard Henderson <rth@redhat.com>
18009 Aldy Hernandez <aldyh@redhat.com>
18011 * regrename.c (note_sets): Handle subregs.
18013 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
18016 * genconditions.c (write_header, write_conditions): Elide file if
18019 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18021 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
18022 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
18025 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18027 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
18028 expand_builtin_printf, expand_builtin_fprintf,
18029 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
18030 checking against POINTER_TYPE.
18031 (validate_arglist): Handle POINTER_TYPE code by checking
18034 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
18036 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
18037 init_rtlanal): New.
18038 (for_each_rtx): Call for_each_rtx_1.
18039 * rtl.h (init_rtlanal): Declare.
18040 * toplev.c (backend_init): Call init_rtlanal.
18042 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18044 * flow.c (propagate_one_insn): Formatting.
18046 PR middle-end/19551
18047 * flow.c (libcall_dead_p): Be more conservative if unsure.
18048 If there are any instructions between insn and call, see if they are
18049 all dead before saying the libcall is dead.
18051 2005-01-24 Uros Bizjak <uros@kss-loka.si>
18053 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
18054 operand constraint for operand 0.
18056 2005-01-23 Richard Henderson <rth@redhat.com>
18059 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
18060 edges leading to join block.
18062 2005-01-23 Roger Sayle <roger@eyesopen.com>
18064 * expmed.c (expand_mult_highpart): Make static. Change type of
18065 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
18066 (expand_divmod): Updates calls to expand_mult_highpart by using
18067 gen_int_mode to pass a CONST_INT rtx.
18068 * rtl.h (expand_mult_highpart): Remove prototype.
18070 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18072 * flow.c (regset_bytes, regset_size): Remove.
18074 * cfganal.c: Fix a reference to Harvey's paper.
18076 2005-01-23 Steven Bosscher <stevenb@suse.de>
18078 PR rtl-optimization/19464
18079 * tree-optimize.c (init_tree_optimization_passes): Add one more
18080 copyrename pass just before out-of-ssa.
18082 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
18085 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
18086 * ggc-none.c (ggc_free): Define.
18088 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18090 * cse.c (max_reg, max_insn_uid): Remove.
18091 (cse_main): Don't access max_reg or max_insn_uid.
18093 * c-common.c (explicit_flag_signed_bitfields,
18094 lang_statement_code_p, lang_expand_function_end): Remove.
18095 * c-common.h: Remove the corresponding declarations.
18096 * c-opts.c (c_common_handle_option): Remove all write access
18097 to explicit_flag_signed_bitfields.
18099 * cgraph.c (cgraph_varpool_n_nodes): Remove.
18100 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
18101 * cgraph.h: Remove the corresponding declaration.
18103 * gcse.c (null_pointer_info): Remove.
18105 2005-01-23 Roger Sayle <roger@eyesopen.com>
18106 Eric Botcazou <ebotcazou@libertysurf.fr>
18108 * combine.c (simplify_logical): Only simplify logical expressions
18109 of the form ior(and(x,y),z) by the inverse distributive law if the
18110 result is cheaper than the original.
18112 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18114 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
18115 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
18116 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
18117 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
18118 config/freebsd-spec.h, config/arm/arm.h,
18119 config/h8300/h8300.md, config/i386/i386.md,
18120 config/i386/predicates.md, config/i386/sse.md,
18121 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
18122 config/vax/vax.md: Fix comment typos. Follow spelling
18125 2005-01-23 Steven Bosscher <stevenb@suse.de>
18127 * gengtype.c (walk_type): Produce `not equal to' compares for loop
18128 tests, instead of `less than'.
18130 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
18132 * function.c (assign_parm_setup_block): When creating a new stack slot
18133 for a parameter, get its alignment from the parameter's DECL_ALIGN
18134 rather than the type's TYPE_ALIGN. Make sure that the parameter
18135 is at least word aligned.
18137 2005-01-22 Roger Sayle <roger@eyesopen.com>
18139 PR middle-end/19378
18140 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
18142 2005-01-22 Richard Henderson <rth@redhat.com>
18145 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
18146 in both compare operands.
18147 (movdfcc_1_sse_max): Likewise.
18148 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
18149 (movdfcc_1_sse): Likewise.
18150 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
18151 scratch register as needed.
18153 2005-01-22 Richard Henderson <rth@redhat.com>
18155 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
18157 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
18159 2005-01-22 Richard Henderson <rth@redhat.com>
18161 * genopinit.c (optabs): Use smin/smax for floating point too.
18162 * doc/md.texi: Update to match. Clarify that floating point
18163 results are undefined for +0/-0 and NaN.
18164 * doc/rtl.texi: Likewise.
18165 * rtl.def (SMIN, SMAX): Likewise
18166 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
18168 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
18169 leading 's' to the name.
18170 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
18171 smaxxf3, sminxf3): Likewise.
18172 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
18175 2005-01-22 Paul Brook <paul@codesourcery.com>
18177 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
18179 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
18181 * config/s390/s390.c (struct processor_costs): New fields
18182 dlgr, dlr, dr, dsgfr, dsgr.
18183 (z900_cost, z990_cost): Values for new fields.
18184 (s390_rtx_costs): New cases MEM und COMPARE in switch
18185 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
18186 DIV, MOD, UDIV, UMOD.
18188 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
18190 * config/s390/s390.md ("doloop_si64"): Reload input value directly
18191 into the register being decremented.
18192 ("doloop_si31", "doloop_di"): Likewise.
18193 ("*doloop_si_long"): Adapt pattern.
18195 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
18197 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
18199 (CLASS_MAX_NREGS): Likewise.
18201 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
18203 * doc/tree-ssa.texi (Statement Operands): Add example for new
18204 must-def macro. Note deprecation of old operands interface.
18206 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
18208 PR tree-optimization/19484
18209 * tree-cfg.c (remove_fallthru_edge): New function.
18210 (cleanup_control_flow): Remove fallthru edges from calls that are
18211 now known not to return.
18213 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
18215 Fix PR tree-optimization/19038
18216 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
18217 copies with loop variant ones.
18219 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
18221 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
18222 config/alpha/alpha-protos.h, config/alpha/alpha.h,
18223 config/alpha/alpha.md, config/alpha/predicates.md,
18224 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
18225 config/sparc/sol2.h: Update copyright.
18227 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
18228 first label to see if it is a nonlocal label.
18230 2005-01-22 David Edelsohn <edelsohn@gnu.org>
18231 Andrew Pinski <pinskia@physics.uc.edu>
18234 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
18235 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
18237 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
18239 * config/rs6000/rtems.h: Update copyright.
18241 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
18244 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
18245 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
18246 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
18248 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
18251 * c-typeck.c (convert_arguments): Check for error_mark_node.
18253 2005-01-21 Ian Lance Taylor <ian@airs.com>
18255 PR tree-optimization/13000
18256 * tree-inline.c: Include "tree-flow.h".
18257 (expand_call_inline): If warn_return_type, warn if non-void inline
18258 function falls through.
18259 * tree-cfg.c (execute_warn_function_return): Don't warn about
18260 control reaching end if TREE_NO_WARNING is set. Set
18262 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
18264 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
18265 branch if we don't need one.
18266 * c-typeck.c: Include "tree-flow.h"
18267 (c_finish_bc_stmt): Don't add a goto if the current statement
18268 list doesn't fall through to the current point.
18270 2005-01-21 Roger Sayle <roger@eyesopen.com>
18272 PR rtl-optimization/576
18273 * real.c (real_arithmetic): Change return type from void to bool
18274 to return an indication that the result may be inexact.
18275 * real.h (real_arithmeric): Update prototype.
18276 * fold-const.c (const_binop): Don't constant fold floating
18277 point expressions when the user specifies -frounding-math and
18278 the result may depend upon the run-time rounding mode.
18279 (fold_convert_const_real_from_real): Clean-up.
18280 (fold_initializer): Ignore flag_rounding_math for initializers.
18281 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
18282 constant fold FP operations with flag_rounding_math if the
18283 result may depend upon the run-time rounding mode.
18285 2005-01-21 Tom Tromey <tromey@redhat.com>
18287 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
18289 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
18291 * tree-cfg.c: Fix comment typos.
18293 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
18295 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
18296 around the call to rest_of_handle_branch_target_load_optimize.
18298 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
18300 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
18301 (sparc64-*-openbsd*): Likewise.
18302 (sparclite-*-elf*): Include tm-dwarf2.h.
18303 (sparc86x-*-elf*): Likewise.
18304 (sparc64-*-elf*): Likewise.
18305 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
18306 (DBX_DEBUGGING_INFO): Likewise.
18307 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
18308 (PREFERRED_DEBUGGING_TYPE): Likewise.
18309 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
18310 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
18311 (PREFERRED_DEBUGGING_TYPE): Likewise.
18312 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
18313 (PREFERRED_DEBUGGING_TYPE): Likewise.
18314 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
18316 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
18319 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
18321 2005-01-20 Paul Brook <paul@codesourcery.com>
18323 * doc/rtl.texi: Document value extension requirements for CONST_INT.
18325 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18327 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
18328 label is first in a sequence of labels.
18330 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
18332 2005-01-20 Janis Johnson <janis187@us.ibm.com>
18333 Giovanni Bajo <giovannibajo@gcc.gnu.org>
18335 * doc/sourcebuild.texi (Test Directives): New.
18337 2005-01-20 Roger Sayle <roger@eyesopen.com>
18339 * real.c (real_floor): Don't leave the result uninitialized when
18340 mode is VOIDMode, but return the unrounded intermediate value.
18341 (real_ceil): Likewise.
18343 2005-01-20 Paul Brook <paul@codesourcery.com>
18345 * config/arm/arm.md (insv): Use gen_int_mode.
18347 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
18349 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
18350 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18351 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18352 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18353 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18355 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
18358 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
18359 fbreg, so we have to assume we can't.
18360 (loc_descriptor_from_tree_1): Ditto.
18361 (containing_function_has_frame_base): New function.
18362 (add_location_or_const_value_attribute): Use it.
18363 Also try to generate a frame_base from a single element location
18366 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18368 PR tree-optimization/15349
18369 * timevar.def (TV_TREE_MERGE_PHI): New.
18370 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
18372 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
18373 calls to tree_forwarder_block_p.
18374 (remove_forwarder_block_with_phi, merge_phi_nodes,
18375 gate_merge_phi, pass_merge_phi): New.
18376 * tree-optimize.c (init_tree_optimization_passes): Add
18378 * tree-pass.h: Add an extern for pass_merge_phi;
18380 2005-01-20 Richard Henderson <rth@redhat.com>
18383 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
18384 (_mm_castps_pd, _mm_castps_si128): New.
18385 (_mm_castsi128_ps, _mm_castsi128_pd): New.
18387 2005-01-20 Richard Henderson <rth@redhat.com>
18390 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
18391 __builtin_ia32_vec_init_v2si.
18392 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
18393 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
18394 (ix86_init_mmx_sse_builtins): Create it.
18395 (ix86_expand_builtin): Expand it.
18396 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
18397 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
18398 (vec_extractv2si_0, vec_extractv2si_1): New.
18400 2005-01-20 Richard Henderson <rth@redhat.com>
18403 * config/i386/i386.c (ix86_expand_push): New.
18404 * config/i386/mmx.md (push<MMXMODE>1): New.
18405 * config/i386/sse.md (push<SSEMODE>1): New.
18406 * config/i386/i386-protos.h: Update.
18408 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18410 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
18413 2005-01-20 Richard Henderson <rth@redhat.com>
18415 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
18416 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
18418 2005-01-19 Richard Henderson <rth@redhat.com>
18421 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
18422 to V4SFmode in SSE1 fallback load path.
18424 2005-01-19 Richard Henderson <rth@redhat.com>
18426 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
18427 in QImode expansion to ix86_expand_vector_set.
18428 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
18430 2005-01-19 Richard Henderson <rth@redhat.com>
18433 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
18434 subclass of the input class.
18435 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
18436 Always true for cross-SSE1 classes. Rationalize conditionals.
18437 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
18438 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
18439 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
18440 (movdi_2): Add MMX/SSE zeros.
18441 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
18442 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
18443 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18444 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
18445 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
18446 (zero_extendsidi2_rex64_1): Remove.
18447 (MOV0 peephole): Check GENERAL_REG_P.
18449 2005-01-19 Richard Henderson <rth@redhat.com>
18452 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
18454 (ix86_expand_vector_extract): Likewise.
18456 2005-01-19 Richard Henderson <rth@redhat.com>
18458 PR middle-end/19304
18459 * expr.c (emit_move_change_mode): New argument force; use
18460 simplify_gen_subreg if true.
18461 (emit_move_via_alt_mode): Merge into ...
18462 (emit_move_via_integer): ... here.
18463 (emit_move_ccmode): Use emit_move_change_mode directly.
18465 2005-01-19 Richard Henderson <rth@redhat.com>
18468 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
18469 (alpha_preferred_reload_class): Handle CONST_VECTOR.
18470 (alpha_emit_set_const_1): Add no_output parameter; don't emit
18472 (alpha_emit_set_const): Likewise. Make static.
18473 (alpha_emit_set_long_const): Make static.
18474 (alpha_extract_integer): Split out from alpha_expand_mov.
18475 (alpha_split_const_mov): Likewise.
18476 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
18477 (alpha_legitimate_constant_p): New.
18478 * config/alpha/alpha-protos.h: Update.
18479 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
18480 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
18481 * config/alpha/alpha.md (movsi): Add n alternative.
18482 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
18483 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
18484 (splitters for all of the above): Use alpha_split_const_mov.
18485 * config/alpha/predicates.md (non_add_const_operand): New.
18486 (non_zero_const_operand): New.
18487 (input_operand): Use alpha_legitimate_constant_p after reload.
18489 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18491 PR tree-optimization/19038
18492 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
18493 (add_candidate): Add ivs with increment in latch only if
18494 allow_ip_end_pos_p is true.
18495 (determine_iv_cost): Use empty_block_p.
18497 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
18499 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
18500 (compute_dominance_frontiers): Ditto.
18502 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
18505 * config/sh/t-rtems: New.
18506 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
18508 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18510 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
18511 the offset of the selected field.
18513 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
18515 * tree-cfg.c (remove_forwarder_block): Fix the check to
18516 prevent a nonlocal label from appearing in the middle of a
18519 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
18521 PR rtl-optimization/19462
18522 * reorg.c (find_end_label): Create return insn only if
18523 current_function_epilogue_delay_list is empty.
18525 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
18527 * doc/passes.texi: Remove paragraph mentioning new-ra.
18529 2005-01-19 Jakub Jelinek <jakub@redhat.com>
18531 PR rtl-optimization/15139
18532 * combine.c: Include params.h.
18533 (count_rtxs): New function.
18534 (record_value_for_reg): If replace_rtx would replace at least
18535 2 occurrences of REG in VALUE and TEM is really large, replace REG with
18536 (clobber (const_int 0)) instead of TEM.
18537 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
18538 * params.h (MAX_LAST_VALUE_RTL): New.
18539 * Makefile.in (combine.o): Depend on $(PARAMS_H).
18540 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
18543 * c-typeck.c (digest_init): Only call build_vector if all constructor
18544 elements are *_CST nodes.
18545 * gimplify.c (gimplify_init_constructor): Likewise.
18547 PR middle-end/19164
18548 * c-typeck.c (digest_init): Only call build_vector if inside_init
18551 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
18553 * toplev.c (init_asm_output): Remove dead #ifdef.
18555 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
18557 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
18559 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18561 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
18562 accessing DECL_FUNCTION_CODE.
18563 * dojump.c (do_jump): Likewise.
18564 * gimplify.c (gimplify_call_expr): Likewise.
18565 * predict.c (expr_expected_value): Likewise.
18566 (strip_builtin_expect): Likewise.
18567 * tree-inline.c (estimate_num_insns_1): Likewise.
18568 * tree-ssa-loop-im.c (stmt_cost): Likewise
18569 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
18570 (tree_expr_nonnegative_p): Likewise.
18572 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18574 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
18575 variant of the load_pcrel_sym pattern.
18576 * config/sparc/sparc.md (P macro): Move to the top.
18577 (load_pcrel_sym): Macroize using P.
18578 (save_register_window): Likewise.
18580 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
18582 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
18583 ("sordered"): Same.
18585 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
18588 * c-typeck.c (build_asm_expr): Strip nops off
18589 input memory operands.
18591 2005-01-18 David Edelsohn <edelsohn@gnu.org>
18593 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
18594 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
18595 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
18596 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
18598 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
18601 * config/i386/i386.c (override_options): If the 80387 is disabled,
18602 then do not return FP values using FP registers.
18604 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
18606 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
18607 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
18608 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
18609 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
18610 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
18611 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
18612 output.h, postreload-gcse.c, postreload.c, recog.c,
18613 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
18614 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
18615 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
18616 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
18617 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
18618 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
18619 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
18620 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
18622 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
18623 config/alpha/alpha.c, config/arm/vfp.md,
18624 config/i386/emmintrin.h, config/i386/i386-modes.def,
18625 config/i386/i386-protos.h, config/i386/i386.h,
18626 config/i386/pmmintrin.h, config/i386/ppro.md,
18627 config/i386/predicates.md, config/i386/xmmintrin.h,
18628 config/i860/i860.c, config/ia64/ia64-modes.def,
18629 config/ia64/ia64-protos.h, config/ia64/ia64.h,
18630 config/ia64/ia64.md, config/ia64/itanium1.md,
18631 config/ia64/itanium2.md, config/ia64/predicates.md,
18632 config/iq2000/iq2000.h, config/mips/linux64.h,
18633 config/rs6000/aix41.h, config/rs6000/aix43.h,
18634 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
18635 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
18636 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
18637 config/sparc/linux64.h, config/sparc/litecoff.h,
18638 config/sparc/sp64-elf.h, config/sparc/sparc.c,
18639 config/sparc/sparc.h, config/sparc/sparc.md,
18640 config/sparc/sysv4-only.h: Update copyright.
18642 2005-01-18 Richard Henderson <rth@redhat.com>
18645 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
18647 2005-01-18 Marc Espie <espie@openbsd.org>
18648 * config/i386/openbsdelf.h: Typo.
18650 2005-01-18 Richard Henderson <rth@redhat.com>
18652 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
18653 special case for sse.
18654 * config/i386/predicates.md (sse_comparison_operator): Likewise.
18656 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
18658 * tree-inline.c (estimate_num_insns_1): Added cases for
18659 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
18661 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18663 PR rtl-optimization/19296
18664 * combine.c (simplify_comparison): Rewrite the condition under
18665 which a non-paradoxical SUBREG of a PLUS can be lifted when
18666 compared against a constant.
18668 2005-01-18 Andi Kleen <ak@muc.de>
18670 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
18671 * c.opt (-Wpointer-sign): Add.
18672 * doc/invoke.texi: (-Wpointer-sign): Add.
18674 2005-01-18 Uros Bizjak <uros@kss-loka.si>
18676 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
18677 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
18678 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
18679 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
18680 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
18681 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
18682 for TARGET_MIX_SSE_I387.
18683 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
18684 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
18685 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
18686 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
18687 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
18688 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
18689 TARGET_MIX_SSE_I387.
18690 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
18693 2005-01-18 Uros Bizjak <uros@kss-loka.si>
18696 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
18697 Add movaps alternative for xmm reg->reg move.
18699 2005-01-17 Jeff Law <law@redhat.com>
18701 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
18702 at the end of the main DOM loop rather than just before DOM exits.
18704 2005-01-17 Diego Novillo <dnovillo@redhat.com>
18706 PR tree-optimization/19121
18707 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
18708 adding aliases to a name tag, also add them to the pointer's
18710 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
18711 sensitive alias info at all. Only check that the two pointers
18712 have compatible pointed-to sets.
18713 * tree-ssa.c (verify_name_tags): Verify that the alias set of
18714 a pointer's type tag is a superset of the alias set of the
18715 pointer's name tag.
18717 2005-01-17 James E Wilson <wilson@specifixinc.com>
18720 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
18721 comment to document why.
18723 2005-01-17 Richard Henderson <rth@redhat.com>
18725 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
18726 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
18727 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
18728 sse2_vmsminv2df3_finite): New.
18729 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
18730 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
18731 Force op1 into register.
18733 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
18735 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
18736 bubblestrap from always rebuilding build directory.
18738 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
18740 * config/s390/s390.md ("*clc"): Remove incorrect '='.
18741 ("*cmpmem_short"): Likewise.
18743 2005-01-17 Steven Bosscher <stevenb@suse.de>
18745 * basic-block.h: Document BB_* flags.
18746 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
18747 use an sbitmap instead.
18748 * sched-rgn.c (compute_trg_info): Likewise.
18750 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
18752 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
18753 redundant target_cpu_default and extra_parts lines. Use the default
18755 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
18756 (SUBTARGET_EXTRA_SPECS): Delete.
18757 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
18758 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
18759 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
18760 and "n32" for -mabi=n32.
18762 2005-01-17 Ian Lance Taylor <ian@airs.com>
18765 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
18766 fold constant variables into initial values.
18768 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
18770 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
18772 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
18773 through the statements backward.
18775 2005-01-17 Ian Lance Taylor <ian@airs.com>
18777 PR middle-end/13127:
18778 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
18779 a variable set to the return value of the inlined function.
18781 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
18783 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
18784 when modes are tieable.
18786 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
18788 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
18789 of pthread_create to find out if threads are enabled.
18790 * gthr-posix95.h (__gthread_active_p): Likewise.
18792 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
18794 * common.opt (-fnew-ra): Remove.
18796 * toplev.h (flag_new_regalloc): Remove.
18797 * Makefile.in (ra*.*): Don't mention.
18798 * passes.c (rest_of_handle_new_regalloc): Remove.
18799 (rest_of_handle_combine, rest_of_compilation): Always consider
18800 flag_new_regalloc as false.
18801 * doc/invoke.texi: Don't document -fnew-ra.
18803 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
18805 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
18806 last parameter to reg_scan.
18807 * loop.c (loop_optimize): Likewise.
18808 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
18809 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
18810 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
18811 rest_of_handle_gcse, rest_of_handle_loop_optimize,
18812 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
18813 * regclass.c (reg_scan): Likewise, for the declaration.
18814 * rtl.h (reg_scan): Likewise, for the prototype.
18816 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
18818 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
18819 mark_dfs_back_edges.
18821 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
18823 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
18824 (compute_avail): Uses don't go in tmp_gen.
18826 2005-01-16 Steven Bosscher <stevenb@suse.de>
18828 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
18829 loop to look for a free slot in a page entry.
18831 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18834 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
18835 * toplev.c (compile_file): Call process_pending_assemble_output_defs
18836 just before targetm.asm_out.file_end.
18837 * tree.h (process_pending_assemble_output_defs): Declare.
18838 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
18840 (assemble_alias): Defer generation of assembly code for defines when
18841 TARGET_DEFERRED_OUTPUT_DEFS is true.
18842 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
18843 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
18844 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
18846 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18849 * pa.c (pa_scalar_mode_supported_p): New function.
18850 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18851 * pa.h (MIN_UNITS_PER_WORD): Add comment.
18853 * pa-protos.h (prefetch_operand): Delete.
18854 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
18855 * pa.c (prefetch_operand): Delete.
18856 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
18857 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
18858 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
18859 and prefetch_nocc_operand.
18860 * pa.md (prefetch): Rework to avoid reload problems handling short
18861 displacements when a cache control completer needs to be provided.
18862 (prefetch_32, prefetch_64): Delete.
18863 (prefetch_cc, prefetch_nocc): New patterns.
18865 2005-01-15 David Edelsohn <edelsohn@gnu.org>
18867 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
18869 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18872 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
18873 exceeds maximum alignment for global common data.
18874 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
18875 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
18877 2004-01-15 Roger Sayle <roger@eyesopen.com>
18879 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
18881 2004-01-15 Roger Sayle <roger@eyesopen.com>
18883 * harg-reg-set.h (reg_class_names): Prototype global array.
18884 * regclass.c (reg_class_names): Declare here and initialize to
18886 (dump_regclass): Remove local declaration of reg_class_names.
18887 (regclass): Likewise.
18888 * cfg.c (dump_flow_info): Likewise.
18889 * ra-debug.c (reg_class_names): Likewise.
18890 * regrename.c (reg_class_names): Likewise.
18891 * reload.c (reg_class_names): Likewise.
18892 * reload1.c (spill_failure): Likewise.
18893 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
18895 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
18897 * config/s390/s390.md ("reload_outti"): Remove predicate for
18898 output operand. Abort if operand is not a MEM.
18899 ("reload_outdi", "reload_outdf"): Likewise.
18901 2005-01-15 Marc Espie <espie@openbsd.org>
18903 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
18904 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
18905 * config/openbsd.h: Fix C++ includes for native configurations.
18906 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
18907 Add trampoline support.
18908 * config/i386/openbsdelf.h: New.
18910 2005-01-15 Marc Espie <espie@openbsd.org>
18912 * collect2.c (main): Explicitly parse -dynamic-linker option.
18914 2005-01-15 Jakub Jelinek <jakub@redhat.com>
18916 PR tree-optimization/19060
18917 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
18918 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
18919 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
18920 and handle extract_range_from_cond returning false.
18921 * fold-const.c (fold): Optimize comparisons with min/max even for
18922 width > HOST_BITS_PER_WIDE_INT.
18924 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
18926 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
18927 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
18928 Remove little endian multilib variants.
18929 Add mips32 multilib variant.
18931 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
18933 * explow.c (copy_all_reg, stabilize): Remove.
18934 * expr.h: Remove the corresponding prototypes.
18936 * rtlanal.c (regs_set_between_p): Remove.
18937 * rtl.h: Remove the corresponding prototype.
18939 2005-01-14 David Edelsohn <edelsohn@gnu.org>
18941 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
18942 to rs6000_nonimmediate_operand.
18943 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
18944 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
18945 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
18946 rs6000_nonimmediate_operand.
18947 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
18948 rs6000_nonimmediate_operand.
18950 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
18952 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
18954 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18956 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
18958 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
18959 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
18961 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
18962 (rs6k_nonimmediate_operand): New.
18963 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
18965 (legitimate_lo_sum_address_p): Same.
18966 (rs6000_legitimize_address): Same.
18967 (rs6000_legitimize_reload_address): Same.
18968 (rs6000_legitimate_address): Same.
18969 (spe_build_register_parallel): Pass DF and DC modes in a DI
18972 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
18973 to rs6k_nonimmediate_operand.
18975 * config/rs6000/spe.md ("*frob_df_di"): New.
18976 ("*frob_di_df"): New.
18977 ("*frob_di_df_2"): New.
18978 ("*mov_sidf_e500_subreg0"): New.
18979 ("*mov_sidf_e500_subreg4"): New.
18980 ("*movdf_e500_double"): Change predicate to
18981 rs6k_nonimmediate_operand.
18983 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18985 * postreload.c (move2add_note_store): Only call
18986 trunc_int_for_mode on scalar integers.
18988 2005-01-14 Steven Bosscher <stevenb@suse.de>
18990 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
18991 replace BB_VISITED uses.
18992 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
18993 (propagate_necessity): Check the bitmap instead of BB_VISITED.
18994 (tree_dce_done): Free visited_control_parents.
18995 (perform_tree_ssa_dce): Allocate and clear it.
18996 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
18997 (compute_antic): Iterate from here using a DFS. Use an sbitmap
18998 instead of BB_VISITED.
19000 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
19002 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
19003 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
19004 Remove unused prototypes.
19006 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19008 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
19009 64-bit register usage.
19010 (spe_func_has_64bit_regs_p): Add FIXME note.
19012 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19014 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
19015 flag_finite_math_only with flag_unsafe_math_optimizations.
19017 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
19019 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
19020 end-of-stack check.
19021 (__tpf_eh_return): Copy TPF private stack area from the module
19022 boundary stack frame. Add check for when module addresses are
19023 equal, but no stub address is found.
19025 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
19028 * arm.h (struct machine_function): Add call_via field.
19029 (thumb_call_via_label): Declare.
19030 * arm.c (thumb_call_via_label): New variable.
19031 (thumb_call_reg_needed): New variable.
19032 (arm_output_function_epilogue): For Thumb code, output any per-function
19033 call-indirect trampolines.
19034 (thumb_call_via_reg): New function.
19035 (arm_file_end): New function.
19036 (TARGET_ASM_FILE_END): Call arm_file_end.
19037 (aof_file_end): Likewise.
19038 * arm-protos.h (thumb_call_via_reg): Declare.
19039 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
19040 thumb_call_via_reg in normal case.
19042 2005-01-14 Jakub Jelinek <jakub@redhat.com>
19044 PR middle-end/19084
19045 PR rtl-optimization/19348
19046 * recog.c (peephole2_optimize): Do global life update if some peephole
19047 decides it doesn't need at least one of its inputs and that change
19048 influences liveness at the start of the basic block.
19050 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
19051 arguments instead of 1.
19053 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
19055 PR middle-end/18820
19056 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
19057 zero for nested functions needing a static chain or functions
19058 with a non-constant address.
19060 2005-01-13 Roger Sayle <roger@eyesopen.com>
19062 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
19063 (and (sign_extend X) C) into (zero_extend (and X C)).
19065 2005-01-13 David O'Brien <obrien@FreeBSD.org>
19067 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
19069 2005-01-13 Richard Henderson <rth@redhat.com>
19074 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
19075 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
19076 not just TARGET_SSE.
19077 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
19078 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
19079 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
19080 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
19081 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
19082 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
19083 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
19084 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
19085 (movdicc_c_rex64): Rename with '*'.
19086 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
19087 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
19088 (movsfcc_1_387): Rename from movsfcc_1.
19089 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
19090 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
19091 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
19092 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
19093 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
19094 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
19095 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
19096 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
19097 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
19098 sse_movdfcc_const0_4): Remove.
19099 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
19100 recognize min/max early. Update for changed sse cmove patterns.
19101 (ix86_split_sse_movcc): New.
19102 * config/i386/i386-protos.h: Update.
19104 2005-01-13 Steven Bosscher <stevenb@suse.de>
19106 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
19107 (fix_stmt_v_may_defs): Likewise.
19109 2005-01-13 Richard Henderson <rth@redhat.com>
19111 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
19112 for converting the mask.
19114 2005-01-13 David Edelsohn <edelsohn@gnu.org>
19116 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
19119 2005-01-13 Richard Henderson <rth@redhat.com>
19121 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
19122 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
19123 IX86_BUILTIN_MOVDQ2Q): Remove.
19124 (IX86_BUILTIN_VEC_EXT_V4SI): New.
19125 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
19126 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
19128 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
19129 (sse2_pextrw): Fix immediate constraint.
19130 (sse2_loadq, sse2_loadq_rex64): Remove.
19131 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
19132 Use __builtin_ia32_vec_ext_<size>.
19133 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
19135 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
19137 * function.c (assign_parm_setup_block): Look inside original
19138 entry_parm when inspecting PARALLEL.
19140 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
19141 Joel Sherrill <joel@oarcorp.com>
19144 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
19145 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
19146 rtems_gxx_recursive_mutex_init.
19147 (__gthread_recursive_mutex_lock): New function.
19148 (__gthread_recursive_mutex_trylock): Likewise.
19149 (__gthread_recursive_mutex_unlock): Likewise.
19151 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
19153 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
19155 2005-01-13 Jan Beulich <jbeulich@novell.com>
19157 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
19158 (ashrti3_internal): Indicate output is early clobber. Generate result
19159 into output rather than first input. Use move for low word of output
19160 if shift count is exactly 64.
19161 (lshrti3_internal): Likewise.
19163 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
19167 * reload1.c (delete_output_reload): Don't delete an output reload
19168 if the pseudo lives longer than a single basic block. Adjust and
19169 improve wording of comment.
19171 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
19174 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
19175 of TYPE_SIZE where we mean the number of bytes.
19177 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
19179 * function.c (assign_parm_setup_block): Relax condition on
19180 multi-register optimization.
19182 2005-01-12 Nick Clifton <nickc@redhat.com>
19184 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
19185 an "in_delay_slot" attribute of "no" to prevent them being used in
19186 delay slots. This is forbidden because they might generate
19189 2005-01-12 Alan Modra <amodra@bigpond.net.au>
19192 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
19193 with r->Y and Y->r.
19195 2005-01-12 Nick Clifton <nickc@redhat.com>
19197 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
19198 passed on to GAS) but do not define, as GAS no longer supports or
19199 needs the -m2000 option.
19201 2005-01-11 Roger Sayle <roger@eyesopen.com>
19203 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
19204 type as args of unprototyped builtins aren't automatically promoted.
19205 (fold_builtin_abs): Likewise.
19207 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19209 * Makefile.in: Set a `build-warn' variable.
19211 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19213 PR tree-optimization/17949
19214 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
19215 (find_interesting_uses_address): Use it.
19217 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
19219 * regrename.c (kill_value): Handle subreg's that won't simplify.
19221 2005-01-11 Richard Henderson <rth@redhat.com>
19224 * config/i386/i386.h (enum ix86_builtins): Move ...
19225 * config/i386/i386.c: ... here.
19226 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
19227 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
19228 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
19229 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
19230 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
19231 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
19232 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
19233 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
19234 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
19235 IX86_BUILTIN_LOADDDUP): Remove.
19236 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
19237 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
19238 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
19239 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
19240 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
19241 (ix86_init_builtins): Make static.
19242 (ix86_init_mmx_sse_builtins): Update for changed builtins.
19243 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
19244 if all the modes match. Otherwise, fake it.
19245 (get_element_number, ix86_expand_vec_init_builtin,
19246 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
19247 (ix86_expand_builtin): Make static. Update for changed builtins.
19248 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
19249 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
19250 (ix86_expand_vector_init_duplicate): New.
19251 (ix86_expand_vector_init_low_nonzero): New.
19252 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
19253 Split out from ix86_expand_vector_init; handle integer modes.
19254 (ix86_expand_vector_init): Use them.
19255 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
19256 * config/i386/i386-protos.h: Update.
19257 * config/i386/predicates.md (reg_or_0_operand): New.
19258 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
19259 (movv2sf_internal): Likewise. And a splitter to match them all.
19260 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
19261 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
19262 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
19263 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
19264 (mmx_pinsrw): Fix operand ordering.
19265 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
19266 rather than sse_loadss expander.
19267 (movv2df splitter): Similarly.
19268 (sse_loadss, sse_loadlss): Remove.
19269 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
19270 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
19271 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
19272 (sse3_movddup): Rename with '*'.
19273 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
19274 (sse2_loadsd): Remove.
19275 (vec_dupv2df_sse3): Rename from sse3_loadddup.
19276 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
19277 (sse2_pinsrw): Fix argument ordering.
19278 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
19279 (sse2_stored): Remove 'r' destination.
19280 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
19281 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
19282 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
19283 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
19284 vec_extractv16qi, vec_initv16qi): New.
19286 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
19287 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
19288 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
19290 (_mm_load_pd, _mm_store_pd): Use plain dereference.
19291 (_mm_load_si128, _mm_store_si128): Likewise.
19292 (_mm_load1_pd): Use _mm_set1_pd.
19293 (_mm_load_sd): Use _mm_set_sd.
19294 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
19295 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
19296 (_mm_set_epi64): Use _mm_set_epi64x.
19297 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
19298 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
19299 _mm_setr_epi8): Use _mm_set_foo form.
19300 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
19301 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
19302 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
19303 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
19304 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
19305 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
19306 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
19307 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
19308 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
19309 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
19310 (_mm_movedup_pd): Use _mm_shuffle_pd.
19311 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
19312 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
19313 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
19314 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
19315 Use _mm_setzero_ps.
19316 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
19317 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
19318 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
19319 (_mm_store_ps): Use raw dereference.
19320 (_mm_store1_ps): Use _mm_storeu_ps.
19321 (_mm_storer_ps): Use _mm_store_ps.
19322 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
19323 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
19325 2005-01-11 Stan Shebs <shebs@apple.com>
19327 * config/rs6000/rs6000.c (machopic_output_stub): Issue
19328 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
19330 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
19333 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
19334 Skip all DECLs except for FIELD_DECLs.
19336 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
19338 * config/s390/s390.c (override_options): Return error if
19339 -mbackchain, -mpacked-stack and -mhard-float are used together.
19340 (s390_va_start): Remove the backchain && packed-stack special case.
19341 (s390_gimplify_va_arg): Likewise.
19342 * doc/invoke.texi: Remove the ABI incompatibility note.
19344 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
19346 * config/s390/s390.c (struct s390_frame_layout): Remove
19348 (s390_frame_info, s390_emit_prologue): Replace occurrences of
19349 save_backchain_p with TARGET_BACKCHAIN.
19351 2005-01-11 Alan Modra <amodra@bigpond.net.au>
19354 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
19355 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
19356 * function.c (locate_and_pad_parm): Set new field.
19357 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
19358 Tweak where_pad test to include "none". Always set mem align for
19360 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
19361 not sufficient for type.
19362 (assign_parm_setup_block): If stack_parm is zero on entry, always
19363 make a new stack local. Block move old stack parm if necessary
19364 to new aligned stack local.
19365 (assign_parm_setup_stack): Use a block move to handle
19366 potentially misaligned entry_parm.
19367 (assign_parms_unsplit_complex): Specify required alignment when
19368 creating stack local.
19369 * calls.c (compute_argument_addresses): Override alignment of stack
19370 arg calculated from its type with the alignment given by
19371 FUNCTION_ARG_BOUNDARY.
19372 (store_one_arg): Likewise.
19374 2005-01-11 Jan Beulich <jbeulich@novell.com>
19376 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
19377 Change respective itanium_class attribute to ialu.
19378 (shladdp4_internal): New.
19379 * config/ia64/predicates.md (shladd_log2_operand): New.
19381 2005-01-11 Richard Henderson <rth@redhat.com>
19383 * expr.c (store_constructor): Use rtvec_alloc instead of
19384 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
19386 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
19388 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
19390 2005-01-11 Alan Modra <amodra@bigpond.net.au>
19392 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
19393 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
19394 (TARGET_RWRELOC): Define.
19395 (ia64_rwreloc_section_type_flags): Delete.
19396 (ia64_section_type_flags): New function.
19397 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
19398 (TARGET_RWRELOC): Define.
19400 2005-01-10 David Mosberger <davidm@hpl.hp.com>
19403 * config/ia64/ia64.c (process_set): For alloc insn, only call
19404 process_epilogue is !frame_pointer_needed.
19406 2005-01-10 Roger Sayle <roger@eyesopen.com>
19409 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
19410 unary operator and can't be treated as a binary/comparison operator.
19412 2005-01-10 Richard Henderson <rth@redhat.com>
19414 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
19415 (ix86_return_in_memory): Likewise.
19416 (function_arg_advance): Likewise. Mirror structure in function_arg
19417 for choosing register to advance.
19419 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
19421 * tree-vectorizer.c, tree.def: Fix comment typos.
19423 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
19425 * config/s390/s390.c (struct processor_costs): 4 new fields:
19426 ddbr, ddr, debr, der.
19427 (s390_rtx_costs): More precise handling of divide instructions.
19429 2005-01-10 David Edelsohn <edelsohn@gnu.org>
19431 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
19433 2005-01-10 Jan Beulich <jbeulich@novell.com>
19435 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
19436 names resulting from -ffunction-sections/-fdata-sections and linkonce
19438 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
19439 based on the section name. Rearrange the section name comparison logic
19440 slightly so that each section name is compared against at most once.
19442 2005-01-10 Ben Elliston <bje@au.ibm.com>
19444 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
19445 targets for which -fPIC reduces limitations on the GOT size.
19447 2005-01-09 Falk Hueffner <falk@debian.org>
19449 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
19452 2005-01-09 David Edelsohn <edelsohn@gnu.org>
19455 * collect2.c (main): Set aixrtl_flag for -brtl option.
19456 (resolve_lib_name): Search for .so file extension before .a
19457 if aixrtl_flag set.
19459 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
19461 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
19462 (vect_analyze_data_refs_alignment): Add dump prints.
19464 2005-01-09 Ira Rosen <irar@il.ibm.com>
19466 * tree-vectorizer.c (vect_analyze_offset_expr): Use
19467 expr_invariant_in_loop_p.
19468 Initialize outputs first thing in the function.
19469 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
19470 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
19471 (vect_analyze_pointer_ref_access): Check that the initial condition of
19472 the access function is loop invariant.
19474 2005-01-09 Richard Henderson <rth@redhat.com>
19476 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
19477 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
19478 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
19479 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
19480 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
19481 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
19482 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
19483 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
19484 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
19485 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
19486 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
19487 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
19488 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
19489 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
19490 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
19491 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
19492 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
19493 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
19494 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
19495 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
19496 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
19497 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
19498 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
19500 (mmx_clrdi, pavgusb): Remove.
19501 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
19502 with leading sse_ prefix.
19503 * config/i386/sse.md: Receive them.
19504 * config/i386/mmx.md: New file.
19505 (MMXMODE12, MMXMODE24, mmxvecsize): New.
19506 (subrv2sf3): Turn into expander for normal subtraction.
19507 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
19508 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
19509 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
19510 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
19511 commutative; use ix86_binary_operator_ok.
19512 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
19513 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
19514 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
19515 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
19516 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
19517 Macroize from existing patterns; use ix86_binary_operator_ok.
19518 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
19519 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
19520 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
19521 with vec_select+vec_concat.
19522 (mmx_pshufw, mmx_pshufw_1): Likewise.
19523 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
19524 (mmx_uavgv4hi3): Model correctly.
19525 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
19526 _mm_xor_si64): Remove casts.
19528 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19530 PR tree-optimization/19224
19531 * tree-scalar-evolution.c (get_instantiated_value,
19532 set_instantiated_value): New functions.
19533 (instantiate_parameters_1): Cache the results.
19534 (instantiate_parameters, resolve_mixers): Initialize and free
19537 2005-01-08 David Edelsohn <edelsohn@gnu.org>
19539 * config/i386/i386.md (addhi_4): Correct reference in comment.
19542 2005-01-08 Richard Henderson <rth@redhat.com>
19544 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
19545 (_mm_cvtsi128_si64x): Likewise.
19546 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
19547 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
19548 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
19549 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
19550 * config/i386/i386-protos.h: Update.
19551 * config/i386/i386.c (print_operand): Add 'H'.
19552 (ix86_fixup_binary_operands): Split out from ...
19553 (ix86_expand_binary_operator): ... here.
19554 (ix86_fixup_binary_operands_no_copy): New.
19555 (ix86_expand_fp_absneg_operator): Handle vector mode results.
19556 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
19557 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
19558 (safe_vector_operand): Use CONST0_RTX.
19559 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
19560 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
19561 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
19562 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
19564 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
19565 (IX86_BUILTIN_CMPNGESS): New.
19566 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
19567 (attr type): Add sselog1.
19568 (attr unit, attr memory): Handle it.
19569 (movti, movti_internal, movti_rex64): Move near other integer moves.
19570 (movtf, movtf_internal): Move near other fp moves.
19571 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
19572 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
19573 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
19574 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
19575 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
19576 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
19577 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
19578 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
19579 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
19580 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
19581 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
19582 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
19583 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
19584 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
19585 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
19586 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
19587 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
19588 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
19589 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
19590 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
19591 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
19592 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
19593 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
19594 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
19595 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
19596 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
19597 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
19598 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
19599 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
19600 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
19601 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
19602 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
19603 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
19604 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
19605 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
19606 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
19607 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
19608 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
19609 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
19610 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
19611 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
19612 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
19613 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
19614 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
19616 (SSEPUSH, push<SSEPUSH>): Remove.
19617 (MMXPUSH, push<MMXPUSH>): Remove.
19618 (sse_movaps, sse_movaps_1, sse_movups): Remove.
19619 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
19620 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
19621 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
19622 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
19623 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
19624 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
19625 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
19626 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
19627 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
19628 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
19629 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
19630 (ppro_sse_log_V4SF): Handle sselog1.
19631 * config/i386/predicates.md (const_0_to_1_operand): New.
19632 (const_0_to_255_mul_8_operand): New.
19633 (const_1_to_31_operand): Rename from const_int_1_31_operand.
19634 (const_2_to_3_operand, const_4_to_7_operand): New.
19635 * config/i386/sse.md: New file.
19636 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
19637 (sse_movups): Rename from sse_movups_1.
19638 (sse_loadlss): Rename from sse_loadss_1.
19639 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
19641 (negv4sf2): Use ix86_expand_fp_absneg_operator.
19642 (absv4sf2, negv2df, absv2df): New.
19643 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
19644 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
19645 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
19646 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
19647 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
19648 (sse3_addsubv4sf3): Model correctly.
19649 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
19650 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
19651 (sse_movhlps): Model with vec_select+vec_concat.
19652 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
19653 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
19654 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
19655 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
19656 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
19657 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
19658 sse2_pshufhw_1): Likewise.
19659 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
19660 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
19661 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
19662 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
19663 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
19664 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
19665 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
19666 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
19667 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
19668 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
19669 sminv8hi3): Mark commutative
19670 operands. Use ix86_binary_operator_ok.
19671 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
19672 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
19673 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
19674 sse2_punpcklqdq): Allow operand2 in memory.
19675 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
19676 sse2_movsd): Add memory alternatives.
19677 (sse_storelps): Turn expander into an insn; split after reload.
19678 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
19679 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
19681 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
19683 * configure.ac (DWARF-2 debug_line): Use objdump.
19684 * configure: Regenerate.
19686 2005-01-08 Jeff Law <law@redhat.com>
19687 Diego Novillo <dnovillo@redhat.com>
19689 PR tree-optimization/18241
19690 * tree-nrv.c (tree_nrv): Ignore volatile return values.
19691 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
19692 statements with volatile operands.
19693 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
19694 operands after marking a statement with has_volatile_ops.
19696 2005-01-08 Roger Sayle <roger@eyesopen.com>
19698 * tree.c (int_fits_type_p): Always honor integer constant
19699 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
19701 2005-01-08 Roger Sayle <roger@eyesopen.com>
19703 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
19704 the latent bug in rtl_delete_block has been resolved.
19706 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
19708 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
19709 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
19711 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
19713 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
19714 library as @multilib_dir@/$(SHLIB_SONAME).
19716 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
19718 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
19719 * configure: Regenerate.
19721 2005-01-07 Jakub Jelinek <jakub@redhat.com>
19723 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
19726 2005-01-07 David Edelsohn <edelsohn@gnu.org>
19729 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
19730 Convert non-word aligned offset address using ld/std into
19733 2005-01-07 Richard Henderson <rth@redhat.com>
19735 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
19737 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
19739 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
19741 2005-01-07 Jakub Jelinek <jakub@redhat.com>
19743 PR tree-optimization/19283
19744 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
19745 is not shorter than the original type.
19747 PR rtl-optimization/19012
19748 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
19750 PR rtl-optimization/18861
19751 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
19752 (FULL_STATE): Define.
19753 (mark_tablejump_edge): New function.
19754 (purge_dead_tablejump_edges): New function.
19755 (find_bb_boundaries): Use it.
19757 PR tree-optimization/18828
19758 * builtins.c (expand_builtin_next_arg): Remove argument and all
19759 the argument checking.
19760 (expand_builtin): Adjust caller.
19761 (expand_builtin_va_start): Likewise. Remove error for too many
19763 (fold_builtin_next_arg): Issue error for too many arguments.
19764 After checking arguments, replace them with magic arguments that
19765 prevent further checking of the args.
19767 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19769 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
19771 2005-01-06 Roger Sayle <roger@eyesopen.com>
19774 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
19775 and %{.S:...} (and their negative variants) to test whether the
19776 input file is assembler or pre-processed-assembler independent of
19777 the actual filename extension.
19779 2005-01-06 Roger Sayle <roger@eyesopen.com>
19781 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
19782 of sign or zero extended values.
19784 2005-01-06 Geoffrey Keating <geoffk@apple.com>
19786 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
19787 for IBM long double format correctly.
19789 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
19791 Fix PR tree-optimization/18792
19793 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
19794 to first_loop_depth, and use loop depth instead of loop number.
19795 (build_classic_dir_vector): Ditto.
19796 (compute_data_dependences_for_loop): Use depth, not loop number.
19797 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
19798 number. Pass in loops, instead of loop numbers.
19799 (gather_interchange_stats): Ditto.
19800 (linear_transform_loops): Ditto.
19802 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
19805 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
19806 biv_fits_mode_p, extension_within_bounds_p): New functions.
19807 (check_ext_dependent_givs): Use them.
19809 2005-01-06 Roger Sayle <roger@eyesopen.com>
19811 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
19812 more than one barrier, in which case we should delete them all.
19814 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
19816 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
19818 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
19820 Fix PR middle-end/19286
19822 * dwarf2out.c (gen_subprogram_die): If we've already tried to
19823 output this subprogram, simply ignore this attempt to do it again.
19824 (add_abstract_origin_attribute): Don't abort trying to add the abstract
19825 origin attribute if it's not possible.
19826 (gen_block_die): Don't ignore subblocks of "unused" blocks.
19827 (decls_for_scope): Ditto.
19828 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
19829 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
19831 2005-01-05 Richard Henderson <rth@redhat.com>
19834 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
19835 (bdesc_2arg): Use it.
19836 (ix86_expand_binop_builtin): Force operands into registers
19838 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
19839 ix86_expand_sse_compare, ix86_expand_sse_comi,
19840 ix86_expand_builtin): Likewise.
19842 2005-01-05 Richard Henderson <rth@redhat.com>
19844 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
19846 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
19847 (mulv4hi3): Set itanium_class mmmul.
19848 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
19849 (fpack): Rename from fpack_sfsf.
19851 2005-01-05 Richard Henderson <rth@redhat.com>
19854 * reload1.c (do_input_reload): Restrict the optimization deleteing
19855 a previous output reload to RELOAD_FOR_INPUT.
19857 2005-01-05 Steven Bosscher <stevenb@suse.de>
19859 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
19860 comment that we fall through after case.
19861 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
19862 (distribute_links): Likewise.
19863 * cse.c (cse_insn): Likewise.
19864 * cselib.c (cselib_invalidate_mem): Likewise.
19865 * df.c: Update comments at the top of the file.
19866 (read_modify_subreg_p): Update comments here too.
19867 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
19868 * flow.c (mark_set_1): Likewise.
19869 (mark_used_regs): Likewise.
19870 * gcse.c (mems_conflict_for_gcse_p): Likewise.
19871 (canon_list_insert): Likewise.
19872 (mark_set): Likewise.
19873 (try_replace_reg): Likewise.
19874 (store_killed_in_insn): Likewise.
19875 * loop.c (count_one_set): Likewise.
19876 (basic_induction_var): Likewise.
19877 * postreload-gcse.c (find_mem_conflicts): Likewise.
19878 * postreload.c (reload_combine_note_store): Likewise.
19879 (move2add_note_store): Likewise.
19880 * reload.c (find_equiv_reg): Likewise.
19881 (mark_referenced_resources): Likewise.
19882 * rtlanal.c (set_noop_p): Likewise.
19883 (note_stores): Likewise.
19884 (note_uses): Likewise.
19885 * sched-deps.c (sched_analyze_1): Likewise.
19886 * sched-rgn.c (check_live_1): Likewise.
19887 (update_live_1): Likewise.
19888 * config/i860/i860.c: Likewise.
19890 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
19892 (ZERO_EXTRACT): Mention that this one can be an lvalue.
19894 * doc/rtl.texi: Update documentation for bit-fields and SET.
19896 2005-01-05 Roger Sayle <roger@eyesopen.com>
19898 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
19900 2005-01-05 Jan Hubicka <jh@suse.cz>
19901 Richard Henderson <rth@redhat.com>
19904 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
19907 2005-01-05 Richard Henderson <rth@redhat.com>
19910 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
19911 (sse_shufps): Change operand 3 to const_int_operand.
19912 (sse2_storelps): Fix typo in template.
19913 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
19914 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
19915 (ix86_expand_builtin): Likewise.
19917 2005-01-05 Julian Brown <julian@codesourcery.com>
19919 * config/arm/arm.c (arm_return_in_memory): Treat complex types
19920 as aggregates for AAPCS ABIs.
19922 2005-01-05 Stan Shebs <shebs@apple.com>
19924 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
19925 Mach-O getters if ppc64.
19926 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
19928 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
19929 signed four-byte field for global code case.
19930 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
19932 2005-01-05 Roger Sayle <roger@eyesopen.com>
19934 PR middle-end/19100
19935 * c-common.c: Include real.h.
19936 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
19937 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
19938 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
19939 * Makefile.in (c-common.o): Update dependencies.
19941 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19943 * c-parse.in (asm_string): Add trailing semicolon.
19945 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19947 * c-parse.in (asm_string): New. Don't allow wide strings in
19949 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
19950 asm_string instead of STRING.
19952 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19954 * c-typeck.c (constructor_no_implicit): Remove.
19955 (set_designator, process_init_element): Don't check
19956 constructor_no_implicit.
19958 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
19959 Kaz Kojima <kkojima@gcc.gnu.org>
19962 * lcm.c (create_pre_exit): New.
19963 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
19964 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
19966 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
19968 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
19969 -msoft-float in target_float_switch.
19970 * arm.c (arm_override_options): Fix processing of target_float_switch.
19972 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
19974 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
19977 2004-01-05 Uros Bizjak <uros@kss-loka.si>
19979 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
19980 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
19982 2005-01-04 Roger Sayle <roger@eyesopen.com>
19984 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
19985 if deleting the then-block allows the test-block to fallthru to the
19988 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
19991 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
19992 after the full declaration if the are in two different TUs.
19994 2005-01-04 Richard Henderson <rth@redhat.com>
19997 * tree-sra.c (generate_one_element_init): Just
19998 call gimplify_and_add.
19999 (generate_element_init): Record the
20000 new referenced variables and mark them for renaming
20001 and split out to ...
20002 (generate_element_init_1): This.
20003 (scalarize_init): Don't call push_gimplify_context/
20004 pop_gimplify_context.
20006 2005-01-04 Geoffrey Keating <geoffk@apple.com>
20008 * toplev.c (get_src_pwd): Handle failure of getpwd().
20010 2005-01-04 Roger Sayle <roger@eyesopen.com>
20012 * fold-const.c (fold_single_bit_test): Delete unreachable handling
20014 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
20015 all the cases handled by it are inverted by invert_truthvalue.
20017 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20019 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
20020 (save_register_windowsi): Likewise.
20022 2005-01-04 Richard Henderson <rth@redhat.com>
20024 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
20026 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20028 PR middle-end/17767
20029 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
20030 any simplifications of vector mode comparison operators.
20031 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
20033 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
20034 Devang Patel <dpatel@apple.com>
20036 PR tree-optimization/18308
20037 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
20038 the operands before creating a new expression.
20039 * dojump.c (do_jump): Make drop_through_label available
20040 for all cases. Add expansion of COND_EXPR.
20042 2005-01-04 Ira Rosen <irar@il.ibm.com>
20044 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
20045 INTEGER_CST instead of TREE_CONSTANT.
20046 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
20047 instead of TREE_CONSTANT.
20048 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
20049 instead of TREE_CONSTANT.
20051 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20053 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
20055 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20058 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
20059 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
20061 2005-01-03 Richard Henderson <rth@redhat.com>
20063 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
20064 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
20065 fold_convert_const_real_from_real): Split out from ...
20066 (fold_convert_const): ... here.
20068 2005-01-03 Richard Henderson <rth@redhat.com>
20071 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
20072 (mov<MMXMODEI>_internal): Likewise.
20073 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
20074 Add V2SF case; use it for SSE1; don't use TI.
20075 (movdf_integer): Likewise.
20076 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
20078 2005-01-03 Ira Rosen <irar@il.ibm.com>
20080 * tree-vectorizer.c (vect_strip_conversions): New function.
20081 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
20082 check for binary class.
20084 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
20088 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
20090 * gimple-low.c (mark_blocks_with_used_vars): New function.
20091 (mark_blocks_with_used_subblocks): Ditto.
20092 (mark_used_blocks): Ditto.
20093 (pass_mark_used_blocks): New pass.
20094 * tree-inline.c: Include debug.h.
20095 (expand_call_inline): Call outlining_inline_function here.
20096 * tree-optimize.c (init_tree_optimization_passes): Add
20097 pass_mark_used_blocks.
20098 * tree-pass.h (pass_mark_used_blocks): New.
20099 * Makefile.in (tree-inline.o): Add debug.h dependency.
20101 2005-01-03 Geoffrey Keating <geoffk@apple.com>
20103 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
20104 VAR_DECLs to have weak_import attribute.
20106 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
20109 2004-01-03 Steven Bosscher <stevenb@suse.de>
20111 * passes.c (rest_of_compilation): Don't run regmove if only
20112 flag_expensive_optimizations, require flag_regmove instead.
20114 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
20116 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
20118 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
20119 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20120 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
20121 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20123 2005-01-03 Richard Henderson <rth@redhat.com>
20125 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
20126 (ia64_const_ok_for_letter_p): New.
20127 (ia64_const_double_ok_for_letter_p): New.
20128 (ia64_extra_constraint): New.
20129 (ia64_expand_vecint_compare): New.
20130 (ia64_expand_vcondu_v2si): New.
20131 (ia64_expand_vecint_cmov): New.
20132 (ia64_expand_vecint_minmax): New.
20133 (ia64_print_operand): Add 'v'.
20134 (ia64_preferred_reload_class): New.
20135 (ia64_vector_mode_supported_p): New.
20136 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
20137 (PREFERRED_RELOAD_CLASS): Move to function.
20138 (CONST_OK_FOR_LETTER_P): Move to function.
20139 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
20140 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
20141 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
20142 (EXTRA_CONSTRAINT): Move to function.
20143 * config/ia64/ia64.md: Include vect.md.
20144 (itanium_class): Add mmalua.
20146 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
20148 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
20149 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
20151 (const_int_2bit_operand): New.
20152 (fr_reg_or_0_operand): New.
20153 * config/ia64/ia64-modes.def: Add vector modes.
20154 * config/ia64/ia64-protos.h: Update.
20155 * config/ia64/vect.md: New file.
20157 2005-01-03 Richard Henderson <rth@redhat.com>
20159 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
20161 2005-01-03 Uros Bizjak <uros@kss-loka.si>
20164 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
20166 (log1pdf2): Change mode of operands[0,1] to DFmode.
20168 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
20170 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
20171 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
20172 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
20173 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
20174 SPARC_RELAXED_ORDERING.
20176 2005-01-03 Richard Henderson <rth@redhat.com>
20177 Uros Bizjak <uros@kss-loka.si>
20180 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
20181 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
20182 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
20184 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
20185 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
20186 const_pow2_1_to_128_operand): New predicates.
20188 2005-01-02 Greg McGary <greg@mcgary.org>
20190 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
20192 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
20193 object. [ptr_type]: Remove unused variable.
20194 Remember nearest addressable array-element or record-component
20195 when checking bitfield components. Tolerate empty BIND_EXPR.
20197 2005-01-01 Richard Henderson <rth@redhat.com>
20199 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
20200 that don't narrow the value. Fail for other conversions.
20202 2005-01-01 Richard Henderson <rth@redhat.com>
20205 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
20206 * c-lang.c (finish_file): Don't do it here.
20207 * objc/objc-act.c (objc_finish_file): Likewise.
20209 * cgraph.c (decl_assembler_name_equal): New.
20210 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
20211 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
20212 * cgraph.h (struct cgraph_varpool_node): Add next.
20213 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
20214 * varasm.c (assemble_alias): Mark the target as needed.
20216 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
20218 PR middle-end/19221
20219 * function.c (get_arg_pointer_save_area): Use entry_of_function
20220 instead of get_insns.
20222 2005-01-01 Roger Sayle <roger@eyesopen.com>
20223 Andrew Pinski <pinskia@physics.uc.edu>
20224 James E. Wilson <wilson@specifixinc.com>
20226 PR rtl-optimization/12092
20227 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
20230 2005-01-01 Roger Sayle <roger@eyesopen.com>
20231 Olivier Hainque <hainque@act-europe.fr>
20233 * tree.c (int_fits_type_p): A narrower type always fits in a
20234 wider one, except for negative values into unsigned types.
20236 2005-01-01 Roger Sayle <roger@eyesopen.com>
20238 * tree.c (int_fits_type_p): Compare the result of force_fit_type
20239 with the original constant rather than require TREE_OVERFLOW.
20241 2005-01-01 Steven Bosscher <stevenb@suse.de>
20243 PR middle-end/17544
20244 * c-decl.c (finish_function): If compiling C99, annotate the
20245 compiler generated return with the current file name and line 0.
20246 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
20247 the source line is greater than 0.
20248 (remove_bb): Likewise.