1 2005-06-07 Eric Christopher <echristo@redhat.com>
3 * config/mips/predicates.md: Revert previous patch.
5 2005-06-07 Jakub Jelinek <jakub@redhat.com>
8 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
11 2005-06-07 Diego Novillo <dnovillo@redhat.com>
13 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
14 (thread_stats): New local variable.
15 (redirect_edges): Increment count of threaded edges.
16 (thread_through_all_blocks): Initialize thread_stats.
17 Display number of threaded jumps if TDF_STATS is enabled.
19 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
21 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
22 the current bit index with no modulo.
24 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
26 PR 18403 and meta PR 21861.
27 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
28 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
29 (evolution_function_is_invariant_rec_p,
30 evolution_function_is_invariant_p): New.
31 (chrec_convert): Use an extra parameter AT_STMT for refining the
32 information that is passed down to convert_step. Integrate the
33 code that was in count_ev_in_wider_type.
34 * tree-chrec.h (count_ev_in_wider_type): Removed.
35 (chrec_convert): Modify its declaration.
36 (evolution_function_is_invariant_p): Declared.
37 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
38 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
39 (scev_probably_wraps_p): Declared.
40 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
41 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
42 Use an extra parameter AT_STMT for refining the information that is
43 passed down to convert_step.
44 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
45 analyze_scalar_evolution_1): Initialize AT_STMT with the current
47 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
48 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
49 can_count_iv_in_wider_type to use convert_step.
50 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
51 code that is independent of the loop over the known iteration
52 bounds to convert_step_widening, the rest is moved to
53 proved_non_wrapping_p.
54 (scev_probably_wraps_p): New.
55 (can_count_iv_in_wider_type): Renamed convert_step.
56 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
57 Use scev_probably_wraps_p for computing init_is_max.
58 (vrp_visit_assignment): Pass the current analyzed statement to
59 adjust_range_with_scev.
60 (execute_vrp): Call estimate_numbers_of_iterations for refining the
61 information provided by scev analyzer.
63 2005-06-07 Eric Christopher <echristo@redhat.com>
65 * config/mips/predicates.md (sleu_operand): Use
66 IN_RANGE to specify range of operand.
68 2005-06-07 Steven Bosscher <stevenb@suse.de>
70 PR tree-optimization/21847
71 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
72 -fnon-call-exceptions, also mark statements inherently
73 necessary if they may throw.
75 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
77 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
78 ("type"): Add "sem" to 'type' attribute.
79 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
80 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
81 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
82 "*sync_compare_and_swap_ccsi"): New patterns.
83 * config/s390/2064.md: ("z_sem"): New insn_reservation.
84 * config/s390/2084.md: ("x_sem"): New insn_reservation.
85 * config/s390/s390.c: (s390_compare_emitted): New global variable.
86 (s390_emit_compare): Do not emit comparison again after cas.
87 * config/s390/s390.h (s390_compare_emitted): Declare.
89 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
91 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
92 sbitmap_iter_cond, sbitmap_iter_next): New.
93 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
94 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
95 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
96 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
98 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
100 * tree-ssa-address.c: New file.
101 * Makefile.in (tree-ssa-address.o): Add.
102 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
103 INDIRECT_REFs. Handle TARGET_MEM_REFs.
104 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
105 * tree-flow.h (struct mem_address): New.
106 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
107 (create_mem_ref, addr_for_mem_ref, get_address_description,
108 maybe_fold_tmr, multiplier_allowed_in_address_p,
109 multiply_by_cost): Declare.
110 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
111 * tree-pretty-print.c (dump_generic_node): Ditto.
112 * tree-ssa-loop-im.c (for_each_index): Ditto.
113 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
114 find_interesting_uses_address): Ditto.
115 (rewrite_address_base, build_addr_strip_iref): Removed.
116 (struct affine_tree_combination): Moved to tree-flow.h.
117 (get_ref_tag, copy_ref_info): New functions.
118 (rewrite_use_address): Produce TARGET_MEM_REFs.
119 (tree_ssa_iv_optimize): Do not call update_ssa
120 and rewrite_into_loop_closed_ssa.
121 (tree_to_aff_combination): Use build_fold_addr_expr instead of
122 build_addr_strip_iref.
123 (unshare_aff_combination): New function.
124 (fold_affine_sum): Removed.
125 (get_computation_at): Use get_computation_aff. Unshare the result.
126 (get_computation_aff, multiplier_allowed_in_address_p): New function.
127 (multiply_by_cost): Exported.
128 (get_address_cost): Use multiplier_allowed_in_address_p.
129 * tree-ssa-operands.c (get_tmr_operands): New function.
130 (get_expr_operands): Handle TARGET_MEM_REFs.
131 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
132 (build): Handle 7 arguments.
133 (build7_stat): New function.
134 * tree.def (TARGET_MEM_DEF): New.
135 * tree.h (REF_ORIGINAL): Removed.
136 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
137 TMR_TAG, build7): New macros.
138 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
139 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
140 * doc/c-tree.texi: Document TARGET_MEM_REF.
141 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
143 2005-06-07 Jakub Jelinek <jakub@redhat.com>
146 * dwarf2out.c (add_loc_descr_op_piece): New function.
147 (multiple_reg_loc_descriptor, concat_loc_descriptor,
148 loc_descriptor): Use it.
149 * var-tracking.c: Include regs.h and expr.h.
150 (emit_note_insn_var_location): Skip over pieces where offset
151 is smaller than previous offset plus previous piece mode size.
152 Optimize adjacent hard registers or memory locations.
153 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
155 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
157 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
159 * gimplify.c (gimplify_cond_expr): No need to fix up the
162 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
164 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
167 2005-06-07 Geoffrey Keating <geoffk@apple.com>
169 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
170 'stwux' instructions that are considered to be stack decrements.
172 * rtlanal.c (subreg_offset_representable_p): Handle objects
175 2005-06-06 Uros Bizjak <uros@kss-loka.si>
177 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
178 in call to pre_edge_lcm.
180 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
182 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
183 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
184 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
186 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
187 dwarf register number for SHmedia.
188 (shmedia_fallback_frame_state): New.
189 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
191 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
193 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
195 * c-lex.c (lex_string): Use XOBFINISH.
196 * collect2.c (extract_string, dump_file): Likewise.
197 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
198 * gcc.c (init_spec, build_search_list, convert_filename,
199 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
200 * genpreds.c (write_predicate_subfunction): Likewise.
201 * genflags.c (main): Likewise.
202 * read-rtl.c (mode_attr_index, apply_macro_to_string,
203 join_c_conditions, read_quoted_string, read_braced_string,
204 read_rtx_1): Likewise.
205 * stringpool.c (ggc_alloc_string): Likewise.
206 * tlink.c (obstack_fgets, recompile_files): Likewise.
208 2005-06-06 Jakub Jelinek <jakub@redhat.com>
210 * intl.h (G_): New macro.
211 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
212 instead of msgid for argument name.
213 * tree-ssa.c (warn_uninit): Likewise.
214 * c-parser.c (c_parser_error): Likewise.
215 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
216 * config/darwin-c.c (BAD): Likewise.
217 * config/c4x/c4x-c.c (BAD): Likewise.
218 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
219 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
220 * c-common.c (c_parse_error): Likewise.
221 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
222 warning0, pedwarn, error, sorry, fatal_error, internal_error):
224 (fnotice): Use cmsgid instead of msgid for argument name.
225 * gcov.c (fnotice): Likewise.
226 * protoize.c (notice): Likewise.
227 * final.c (output_operand_lossage): Likewise.
228 * gcc.c (fatal, notice): Likewise.
229 (error): Use gmsgid instead of msgid for argument name.
230 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
231 of msgid for argument name.
232 (error): Use gmsgid instead of msgid for argument name.
233 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
235 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
236 * tree-inline.c (inline_forbidden_p_1): Likewise.
237 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
238 conventions for marking translations.
239 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
241 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
244 * fold-const.c (operand_equal_p): Don't return 1, if element
245 chains for 2 VECTOR_CSTs are not the same length.
248 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
249 not all VECTOR_CST elements are given.
251 * combine.c (try_combine): Use hard_regno_nregs array instead of
252 HARD_REGNO_NREGS macro.
253 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
254 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
255 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
257 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
259 * tree-ssa-reassoc.o: New.
260 (OBJS-common): Add tree-ssa-reassoc.o
261 * timevar.def: Add TV_TREE_REASSOC
262 * tree-optimize.c (pass_reassoc): Add call.
263 * tree-pass.h (pass_reassoc): Add.
264 * tree-ssa-reassoc.c: New file.
266 2005-06-06 Eric Christopher <echristo@redhat.com>
269 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
271 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
273 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
274 HAVE_GAS_MAX_SKIP_P2ALIGN.
275 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
277 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
279 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
281 (mips-tdump.o): Likewise.
283 2005-06-06 Jan Hubicka <jh@suse.cz>
285 * predict.c (tree_predict_edge): Don't drop useless predictions;
286 check that it is not called too late in the game.
287 (gate_estimate_probability): New gate.
288 (pass_profile): Gate.
289 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
290 predictions; update CFG instead.
291 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
293 2005-06-06 Jie Zhang <jie.zhang@analog.com>
295 * config.gcc (bfin*-uclinux*): New.
296 * config/bfin/uclinux.h: New file.
298 2005-06-06 Ben Elliston <bje@au.ibm.com>
300 * doc/md.texi (Insn Splitting): Fix some wording.
302 2005-06-05 David Edelsohn <edelsohn@gnu.org>
304 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
305 (rs6000_emit_swdivdf): New function.
306 * config/rs6000/rs6000.md (fres): New pattern.
307 (divsf3): Add approximation through rs6000_emit_swdivsf.
309 (divdf3): Add approximation through rs6000_emit_swdivdf.
310 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
311 (rs6000_emit_swdivdf): Declare.
312 * config/rs6000/rs6000.opt (mswdiv): New option.
313 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
315 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
317 PR tree-optimization/21846
318 * tree-cfg.c (replace_uses_by): Update information stored at loops.
319 * tree-flow.h (substitute_in_loop_info): Declare.
320 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
321 Ensure that chrec_dont_know and chrec_known have a type.
322 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
324 2005-06-05 Steven Bosscher <stevenb@suse.de>
326 * config/i386/i386.c (x86_use_loop): Remove.
327 * config/i386/i386.h (x86_use_loop): Remove extern decl.
328 (TARGET_USE_LOOP): Remove.
329 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
330 Also remove related define_splits.
332 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
334 * tree-flow.h (stmt_ann_d): Move aux to ...
335 (tree_ann_common_d): ... here.
336 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
337 move_computations_stmt, schedule_sm): Update references to
339 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
340 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
341 call to set_stmt_info.
342 (vect_transform_loop): Likewise.
343 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
346 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
348 (vect_mark_relevant): Takes two additional arguments - live_p and
349 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
350 (vect_stmt_relevant_p): Differentiate between a live stmt and a
351 relevant stmt. Return two values = live_p and relevant_p.
352 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
353 vect_stmt_relevant_p with additional arguments. Phis are no longer
354 put into the worklist (analyzed seperately in analyze_scalar_cycles).
355 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
356 stmt that is marked as irrelevant and live, cause it's only used out
357 side the loop, may need to be vectorized (e.g. reduction).
358 (vect_analyze_operations): Examine phis. Call
359 vectorizable_live_operation for for LIVE_P stmts. Check if
361 (vect_analyze_scalar_cycles): Update documentation. Don't fail
362 vectorization - just classify the scalar cycles created by the loop
363 phis. Call vect_is_simple_reduction.
364 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
365 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
366 call to set_stmt_info.
367 (vect_get_vec_def_for_operand): Code reorganized - the code that
368 classifies the type of use was factored out to vect_is_simple_use.
369 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
370 additional arguments.
371 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
372 and computes a loop_vec_def.
373 (vectorizable_operation, vectorizable_load, vectorizable_condition):
375 (vectorizable_live_operation): New.
376 (vect_transform_stmt): Handle LIVE_P stmts.
377 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
378 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
379 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
380 (vect_is_simple_use): Determine the type of the def and return it
381 in a new function argument. Consider vect_reduction_def and
382 vect_induction_def, but for now these are not supported.
383 (vect_is_simple_reduction): New. Empty for now.
384 * tree-vectorizer.h (vect_def_type): New enum type.
385 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
386 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
387 (vect_is_simple_use): New arguments added to function declaration.
388 (vect_is_simple_reduction): New function declaration.
389 (vectorizable_live_operation): New function declaration.
391 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
392 (vect_can_advance_ivs_p): Likewise.
393 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
395 2005-06-05 Eric Christopher <echristo@redhat.com>
397 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
399 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
402 * config/mmix/mmix.md ("*movdicc_real_foldable")
403 ("*movdfcc_real_foldable", "*bCC_foldable")
404 ("*bCC_inverted_foldable"): Specify DImode for register being
407 2005-06-04 Roger Sayle <roger@eyesopen.com>
409 * reg-stack.c (struct block_info_def): Correct grammar typo.
410 (compensate_edge): Clean-up. Perform as little work as possible
411 when src and dest stacks match. Avoid modifying block_info.
412 Reorder and simplify assertion checks. Avoid unnecessary copying
413 of regstack structure.
414 (convert_regs_1): Set the done flag here...
415 (convert_regs_2): ... instead of here.
417 2005-06-04 Dale Johannesen <dalej@apple.com>
419 * config/rs6000/rs6000.c (no_global_regs_above): New.
420 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
421 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
422 (rs6000_conditional_register_usage): Don't put Darwin PIC
423 register in global_regs.
424 (rs6000_stack_info): Don't set lr_save_p just because Darwin
426 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
427 if not done by lr_save_p.
428 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
429 Use rotate instead of ashift.
430 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
431 (call_value_indirect_nonlocal_sysv): Ditto.
433 2005-06-04 Jan Hubicka <jh@suse.cz>
435 * cgraphunit.c (cgraph_reset_node): Break out from ...
436 (cgraph_finalize_function): ... here.
437 (cgraph_finalize_compilation_unit): Reset nodes where backend
440 2005-06-04 Richard Henderson <rth@redhat.com>
443 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
444 until we've passed initial ldgp.
446 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
448 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
449 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
450 * expr.c (expand_var): Ditto.
451 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
452 * gimplify.c (gimplify_decl_expr): Ditto.
453 (gimplify_expr): Ditto.
454 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
455 * tree.c (value_expr_for_decl): New.
456 (print_value_expr_statistics): New.
457 (init_ttree): Init value_expr_for_decl.
458 (decl_value_expr_lookup): New.
459 (decl_value_expr_insert): Ditto.
460 (copy_node_stat): Copy DECL_VALUE_EXPR status.
461 * tree.h (DECL_VALUE_EXPR): Use hashtable.
462 (SET_DECL_VALUE_EXPR): New.
463 (DECL_HAS_VALUE_EXPR_P): New.
465 2005-06-04 Steven Bosscher <stevenb@suse.de>
467 * lcm.c: Move all mode-switching related functions from here...
468 * mode-switching.c: ...to this new file.
469 * doc/passes.texi: Update accordingly.
471 * basic-block.h (label_value_list): Remove extern decl.
472 * cfgrtl.c (label_value_list): Remove.
473 (can_delete_label_p): Don't look at it.
474 * cfgcleanup.c (cleanup_cfg): Don't free it.
476 * common.opt: Don't refer to non-existing flag_alias_check.
478 2005-06-04 David Edelsohn <edelsohn@gnu.org>
480 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
482 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
484 * function.c (prologue, epilogue, sibcall_epilogue): Change
485 their types to VEC(int,heap)*.
486 (free_after_compilation): Free the three vectors above.
487 (init_function_for_compilation, record_insns, contains,
488 prologue_epilogue_contains, sibcall_epilogue_contains,
489 reposition_prologue_and_epilogue_notes): Use VEC instead of
490 VARRAY. (init_function_once): Remove.
491 * function.h: Remove the prototype for init_function_once.
492 * toplev.c (backend_init): Don't call init_function_once.
494 2005-06-04 Jan Hubicka <jh@suse.cz>
496 * predict.c (tree_predict_edge): Do not predict entry edge and
497 single succestor edge.
499 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
502 * c-typeck.c (push_init_level): Don't pop levels without braces if
505 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
507 * tree-data-ref.c (compute_self_dependence): New function.
508 (compute_all_dependences): Use it.
510 2005-06-03 Geoffrey Keating <geoffk@apple.com>
512 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
513 (c_parser_expr_list): Don't use chainon().
515 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
516 when -isysroot passed.
518 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
521 * c-decl.c (start_function): Restore label_context_stack_se and
522 label_context_stack_vm if returning with an error.
524 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
526 * configure.ac: Check declaration for asprintf, needed by
528 * configure: Regenerate.
529 * config.in: Likewise.
531 2005-06-03 Diego Novillo <dnovillo@redhat.com>
533 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
535 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
536 range to varying in cast expressions that change
539 2005-06-03 Eric Christopher <echristo@redhat.com>
541 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
544 2005-06-03 Jan Hubicka <jh@suse.cz>
546 * basic-block.h (remove_predictions_associated_with_edge): Declare.
547 * cfg.c (remove_edge): Use it.
548 * predict.c (remove_predictions_associated_with_edge): New function.
550 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
552 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
553 Clear call_realy_used_regs[r2] when ABI_AIX.
555 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
558 * fold-const.c (fold_binary): Fix type mismatches in folding
561 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
563 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
566 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
568 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
570 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
572 * reload1.c (reload): Revert my previous patch.
574 2005-06-03 Nick Clifton <nickc@redhat.com>
576 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
579 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
581 PR tree-optimization/21849
582 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
584 2005-06-02 Richard Henderson <rth@redhat.com>
586 * Makefile.in (tree-vect-generic.o): New.
587 (OBJS-common, GTFILES, s-gtype): Add it.
588 * tree-complex.c (build_replicated_const, vector_inner_type,
589 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
590 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
591 do_negate, expand_vector_piecewise, expand_vector_parallel,
592 expand_vector_addition, expand_vector_operation,
593 type_for_widest_vector_mode, expand_vector_operations_1,
594 gate_expand_vector_operations, expand_vector_operations,
595 pass_lower_vector_ssa): Move to tree-vect-generic.c.
596 (tree_lower_complex): Rename from tree_lower_operations.
597 (pass_lower_complex): Rename from pass_pre_expand.
598 * tree-vect-generic.c: New file.
599 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
600 (pass_lower_vector): New.
601 * tree-optimize.c (init_tree_optimization_passes): Update to match.
603 2005-06-02 Richard Henderson <rth@redhat.com>
605 * modulo-sched.c (doloop_register_get): Protect against
606 doloop_end not defined.
608 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
610 * config/sh/sh.c (general_movsrc_operand,
611 general_movdst_operand, arith_reg_operand, arith_reg_dest,
612 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
613 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
614 xor_operand, cmp_operand, logical_operand, and_operand,
615 fpscr_operand, fpul_operand, symbol_ref_operand,
616 commutative_float_operator, noncommutative_float_operator,
617 unary_float_operator, binary_float_operator,
618 binary_logical_operator, equality_comparison_operator,
619 greater_comparison_operator, less_comparison_operator,
620 shift_operator, logical_operator, target_reg_operand,
621 target_operand, mextr_bit_offset, extend_reg_operand,
622 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
623 general_extend_operand, ua_address_operand,
624 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
625 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
626 shift_count_reg_operand, shift_count_operand,
627 unaligned_load_operand): Move to ...
628 * config/sh/predicates.md: ... here.
629 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
632 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
634 * tree.c (build_common_builtin_nodes): Fix the return type on
637 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
639 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
640 (find_interesting_uses_address): Use build_fold_addr_expr instead.
641 (strip_offset_1): Likewise.
642 (tree_to_aff_combination): Likewise.
644 2005-06-02 DJ Delorie <dj@redhat.com>
646 * convert.c (convert_to_pointer): Avoid recursion if no conversion
649 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
651 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
652 binary operations with the correct types.
653 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
656 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
658 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
659 config/rs6000/rs6000.md: Fix comment typos. Follow splling
661 * doc/install.texi: Fix a typo.
663 2005-06-02 Jan Hubicka <jh@suse.cz>
665 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
666 inline functions are not local.
668 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
670 * gimplify.c (gimplify_ctx): Change the type of case_labels to
672 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
675 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
677 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
680 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
682 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
684 (s390_dump_pool): Likewise.
685 (s390_mainpool_start, s390_mainpool_finish): Likewise.
686 (s390_chunkify_start): Likewise.
687 (s390_dump_execute): Remove.
688 (s390_reorg): Handle out-of-pool execute templates.
690 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
692 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
695 2005-06-02 Jan Hubicka <jh@suse.cz>
697 * cgraph.c (cgraph_node): Maintain master clones.
698 (cgraph_remove_node): Likewise.
699 (availability_names): New static variable.
700 (dump_cgraph_node): Dump availability.
701 (dump_cgraph_varpool_node): Likewise.
702 (cgraph_is_master_clone, cgraph_master_clone,
703 cgraph_function_body_availability,
704 cgraph_variable_initializer_availability): New functions.
705 * cgraph.h (availability): New enum.
706 (struct cgraph_node): Add master_clone.
707 (cgraph_is_master_clone, cgraph_master_clone,
708 cgraph_function_body_availability,
709 cgraph_variable_initializer_availability): Declare.
710 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
711 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
712 * ipa-inline.c (cgraph_decide_inlining): Do not call
713 cgraph_remove_unreachable_nodes.
715 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
718 2005-06-02 Diego Novillo <dnovillo@redhat.com>
721 * tree-vrp.c (nonnull_arg_p): New.
722 (get_value_range): Call it.
724 2005-06-02 Eric Christopher <echristo@redhat.com>
726 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
728 (mips_rtx_cost_data): New datatype.
729 (MEMORY_MOVE_COST): Use data from structure.
730 (BRANCH_COST): Ditto.
731 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
732 * config/mips/mips.md (cpu): Rework for processor_type changes.
733 * config/mips/mips.c (mips_cost): New variable.
734 (DEFAULT_COSTS): Define.
735 (mips_rtx_cost_data): New.
736 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
737 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
738 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
739 (override_options): Set cost data.
740 (mips_register_move_cost): Formatting changes.
741 (bdesc_arrays): Use PROCESSOR_MAX.
742 (mips_init_builtins): Ditto.
744 2005-06-02 Diego Novillo <dnovillo@redhat.com>
747 * doc/invoke.texi: Document -ftree-vrp.
749 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
751 PR tree-optimization/21734
752 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
753 phi_result when current_def is not available.
754 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
757 2005-06-02 David Edelsohn <edelsohn@gnu.org>
759 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
760 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
762 2005-06-02 Diego Novillo <dnovillo@redhat.com>
764 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
766 2005-06-02 Jan Hubicka <jh@suse.cz>
768 * cgraph.c (dump_cgraph_node): Print new flags.
769 (dump_cgraph_varpool_node): Likewise.
770 (decide_variable_is_needed): Initialize externally_visible flag.
771 * cgraph.h (cgraph_local_info): Add externally_visible flag.
772 (cgraph_varpool_node): Likewise.
773 (cgraph_function_flags_ready): Declare.
774 * cgraph.c (cgraph_mark_local_functions): Rename to ...
775 (cgraph_function_and_variable_visibility) ... this one; handle
776 externally_visible flags.
777 (decide_is_function_needed): Set externally_visible flag.
778 (cgraph_finalize_function): Deal properly with early cleanups.
779 (cgraph_optimize): Update call of
780 cgraph_function_and_variable_visibility.
782 2005-06-02 Steven Bosscher <stevenb@suse.de>
783 Mostafa Hagog <mustafa@il.ibm.com>
785 * cfgloop.h (doloop_condition_get): Make external.
786 * loop-doloop.c (doloop_condition_get): Generalize to make it
787 usable in modulo-sched.c.
788 * modulo-sched.c (doloop_register_get): Use
789 doloop_condition_get instead of duplicating it.
791 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
793 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
794 the correct set of init_insns that need deletion.
795 * local-alloc.c (update_equiv_regs): When substituting sole definition
796 into sole use of a reg, delete it from liveness information.
798 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
800 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
802 2005-06-01 Diego Novillo <dnovillo@redhat.com>
804 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
805 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
806 * fold-const.c (invert_tree_comparison): Make extern.
807 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
808 (struct value_range_def): Limewise.
809 (get_value_range): Remove.
810 (dump_value_range): Remove.
811 (dump_all_value_ranges): Remove.
812 (debug_all_value_ranges): Remove.
813 (vrp_evaluate_conditional): Declare.
814 * tree-ssa-propagate.c (struct prop_stats_d): Add field
816 (substitute_and_fold): Add argument use_ranges_p.
818 If use_ranges_p is true, call fold_predicate_in to fold
819 predicates using range information.
821 Change debugging output to only show statements that have been
823 (replace_phi_args_in): Move debugging output code from
825 (fold_predicate_in): New local function.
826 * tree-ssa-propagate.h (enum value_range_type): Move from
828 (struct value_range_d): Likewise.
830 (value_range_t): Rename from value_range.
831 * tree-vrp.c (found_in_subgraph): Rename from found.
832 (get_opposite_operand): Remove.
833 (struct assert_locus_d): Declare.
834 (assert_locus_t): Declare.
835 (need_assert_for): Declare.
836 (asserts_for): Declare.
837 (blocks_visited): Declare.
839 (set_value_range): Add argument 'equiv'.
840 Don't drop to VARYING ranges that cover all values in the
842 Make deep copy of equivalence set 'equiv'.
843 (copy_value_range): New local function.
844 (set_value_range_to_undefined): New local function.
845 (compare_values): Return -2 if either value has overflowed.
846 (range_includes_zero_p): New local function.
847 (extract_range_from_assert): Flip the predicate code if the
848 name being asserted is on the RHS of the predicate.
849 Avoid creating unnecessary symbolic ranges if the comparison
850 includes another name with a known numeric range.
851 Update the equivalnce set of the new range when asserting
853 (extract_range_from_ssa_name): Update the equivalence set of
854 the new range with VAR.
855 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
856 If -fwrapv is used, set the resulting range to VARYING if the
857 operation overflows. Otherwise, use TYPE_MIN_VALUE and
858 TYPE_MAX_VALUE to represent -INF and +INF.
859 Fix handling of *_DIV_EXPR.
860 (extract_range_from_unary_expr): Handle MINUS_EXPR and
861 ABS_EXPR properly by switching the range around if necessary.
862 (extract_range_from_comparison): New local function.
863 (extract_range_from_expr): Call it.
864 (adjust_range_with_scev): Do not adjust the range if using
865 wrapping arithmetic (-fwrapv).
866 (dump_value_range): Also show equivalence set.
867 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
868 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
869 (infer_value_range): Change return value to bool.
870 Add arguments 'comp_code_p' and 'val_p'.
871 Do not attempt to infer ranges from statements that may throw.
872 Store the comparison code in comp_code_p.
873 Store the other operand to be used in the predicate in val_p.
874 (dump_asserts_for): New.
875 (debug_asserts_for): New.
876 (dump_all_asserts): New.
877 (debug_all_asserts): New.
878 (register_new_assert_for): New.
879 (register_edge_assert_for): New.
880 (find_conditional_asserts): New.
881 (find_assert_locations): New.
882 (process_assert_insertions_for): New.
883 (process_assert_insertions): New.
884 (insert_range_assertions): Initialize found_in_subgraph,
885 blocks_visited, need_assert_for and asserts_for.
886 Call find_assert_locations and process_assert_insertions.
887 (remove_range_assertions): Add more documentation.
888 (vrp_initialize): Change return type to void.
889 Do not try to guess if running VRP is worth it.
890 (compare_name_with_value): New.
891 (compare_names): New.
892 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
893 use_equiv_p is true, call compare_names and
894 compare_name_with_value to compare all the ranges for every
895 name in the equivalence set of the predicate operands.
897 (vrp_meet): Try harder not to derive a VARYING range.
898 If two values meet, the resulting equivalence set is the
899 intersection of the two equivalence sets.
900 (vrp_visit_phi_node): Call copy_value_range to get the current
901 range information of the LHS.
902 (vrp_finalize): Create a value vector representing all the
903 names that ended up with exactly one value in their range.
904 Call substitute_and_fold.
905 (execute_vrp): Document equivalence sets in ranges.
906 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
907 (struct tree_ssa_name): Remove field value_range.
908 (invert_tree_comparison): Declare.
910 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
912 Fix PR tree-optimization/21839
914 * gimplify.c (zero_sized_field_decl): New function.
915 (gimplify_init_ctor_eval): Use it.
917 2005-06-01 Josh Conner <jconner@apple.com>
920 * gimplify.c (gimplify_init_constructor): Don't spill initializer
921 to read-only memory if it's sparse.
923 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
925 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
926 Add documentation for REG_SETJMP
928 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
930 * stmt.c (expand_case): Use build_int_cst.
931 (node_has_low_bound): Likewise, and correct type mismatch.
932 (node_has_high_bound): Likewise.
933 * fold-const.c (fold_binary): Ensure we build trees
934 with the correct types - undo what STRIP_NOPS possibly did.
936 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
938 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
939 * fold-const.c (fold_indirect_ref_1): No longer static.
940 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
941 folding, if possible.
943 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
945 * common.opt (fjump-tables): New.
946 * doc/invoke.texi (-fno-jump-tables): Document.
947 * stmt.c (expand_end_case_type): Do not emit jump tables unless
950 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
952 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
953 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
954 (sunlt, sunle): Enable patterns on VFP.
956 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
957 f_stored, f_flag, f_cvt.
958 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
960 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
961 the ds and fmac pipelines. Re-work all load and store patterns and
962 all conversion patterns to use new attributes. Adjust reservation
963 descriptions accordingly.
964 * arm1020e.md: New file.
965 * t-arm: Add dependency.
967 2005-06-01 Jan Hubicka <jh@suse.cz>
969 * except.c (struct eh_region): Kill unused fields.
970 * basic-block.h (struct basic_block_def): Likewise.
972 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
974 PR rtl-optimization/21767
975 * rtl.h (function_invariant_p): Re-add declaration.
976 * reload1.c (function_invariant_p): No longer static.
977 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
978 might have become invalid.
980 2005-06-01 Jakub Jelinek <jakub@redhat.com>
984 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
985 on variable sizes types if a decl is a pointer to a VLA.
986 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
987 Call gimplify_type_sizes on aggregate fields. Prevent infinite
990 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
992 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
993 _mm_set_ps, _mm_setr_ps): Add __extension__.
994 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
995 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
996 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
998 (_mm_clflush): Don't use return in void function.
1000 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
1001 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
1002 Use __inline instead of inline.
1004 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1006 * fold-const.c (fold_binary): Fix types in strlen vs.
1007 zero comparison folding.
1009 2005-06-01 Richard Henderson <rth@redhat.com>
1011 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
1012 * config.in, configure: Rebuild.
1013 * config/alpha/alpha.c (print_operand): Add 'j'.
1014 * alpha.md (divmodsi_internal_er_1): Use it.
1015 (divmoddi_internal_er_1): Likewise.
1017 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1019 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
1020 * opts.h (print_filtered_help): Delete.
1021 * opts.c (handle_option, decode_options): Remove calls to
1023 (print_target_help): New function.
1024 (common_option, print_help): Call print_target_help instead of
1025 display_target_options.
1026 (print_filtered_help): Make static.
1027 * toplev.h (display_target_options, set_target_switch): Delete.
1028 * toplev.c (target_switches, target_options, display_target_options)
1029 (set_target_switch): Delete.
1030 (print_switch_values): Remove handling of TARGET_SWITCHES and
1032 (default_get_pch_validity): Likewise. Only treat target_flags
1033 specially if targetm.check_pch_target_flags is nonnull.
1034 (pch_option_mismatch): New function.
1035 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
1036 and TARGET_OPTIONS. Only treat target_flags specially if
1037 targetm.check_pch_target_flags is nonnull.
1038 * config/ia64/ia64.c (ia64_override_options): Don't mention
1039 TARGET_OPTIONS in comment.
1040 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
1041 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
1042 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
1043 interaction with TARGET_SWITCHES.
1044 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1046 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1048 * config/sh/sh.c (multcosts): Check sh_multcost rather than
1050 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
1051 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
1052 (cut2_workaround_str): Delete.
1053 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
1054 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
1055 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
1056 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
1057 (mgettrcost=, multcost=): New options.
1059 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1061 * opts.h (cl_option_state): New structure.
1062 (get_option_state): Declare.
1063 * opts.c (get_option_state): New function.
1064 * toplev.c (option_affects_pch_p): New function.
1065 (default_get_pch_validity): Store the state of all options for which
1066 option_affects_pch_p returns true.
1067 (default_pch_valid_p): Check the state of those options here.
1068 Only check target_flags separately if targetm.check_pch_target_Flags
1069 is nonnull or if TARGET_SWITCHES is defined.
1071 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1073 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
1076 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1078 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
1080 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1082 * gcse.c (compute_transp, load_killed_in_block): Use
1085 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
1088 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
1090 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1092 * errors.h (warning, error, fatal, internal_error): Add printf
1094 * genmodes.c (make_vector_mode): Fix format arguments.
1096 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1098 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
1099 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
1100 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
1101 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
1102 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
1103 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
1104 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
1105 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1106 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
1107 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
1108 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
1109 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
1110 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
1111 errors.h and include toplev.h if necessary.
1113 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
1114 errors.h otherwise include toplev.h.
1116 * Makefile.in: Update dependencies.
1118 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
1120 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
1122 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
1124 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
1125 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
1126 be complemented for big-endian. Mask for AND must be rotated,
1127 not shifted. Handle short operands with NOT on the memory
1130 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
1132 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
1133 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
1134 * dwarf2out.c (dwarf2out_var_location): Ditto.
1135 * toplev.c (default_tree_printer): Ditto.
1136 * tree-outof-ssa.c (create_temp): Ditto.
1137 * tree-sra.c (instantiate_element): Ditto.
1138 * var-tracking.c (track_expr_p): Ditto.
1139 * tree.c (struct tree_map): New structure.
1140 (debug_expr_for_decl): New.
1141 (tree_map_eq): New function.
1142 (tree_map_hash): Ditto.
1143 (tree_map_marked_p): Ditto.
1144 (print_debug_expr_statistics): Ditto.
1145 (decl_debug_expr_lookup): Ditto.
1146 (decl_debug_expr_insert): Ditto.
1147 (dump_tree_statistics): Dump debug_expr hashtable stats.
1148 * tree.h (DECL_DEBUG_EXPR): Change
1149 (SET_DECL_DEBUG_EXPR): Add.
1151 2005-06-01 Alan Modra <amodra@bigpond.net.au>
1153 * configure.ac: Add --enable-secureplt.
1154 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
1155 * config.in: Regenerate.
1156 * configure: Regenerate.
1157 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
1158 rs6000/secureplt.h to tm_file when enable_secureplt.
1159 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
1160 * doc/install.texi: Document --enable-targets and --enable-secureplt.
1161 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
1162 * config/rs6000/secureplt.h: New file.
1163 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
1164 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
1166 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
1167 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
1168 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
1169 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
1170 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
1171 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
1172 TARGET_SECURE_PLT got register load sequence.
1173 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
1175 (rs6000_elf_declare_function_name): Don't emit toc address offset
1176 word when TARGET_SECURE_PLT.
1177 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
1178 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
1179 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
1180 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
1182 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
1183 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
1185 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
1186 (__trampoline_setup): Likewise. Init r30 before plt call.
1188 2005-05-31 DJ Delorie <dj@redhat.com>
1190 * expr.c (convert_move): When a partial_int requires multiple
1191 conversion steps, make sure successive steps convert the
1192 intermediate value, not the original value.
1194 * expmed.c (expand_mult): Convert partial_int multiplies to
1195 shift/add combinations too.
1197 * genmodes.c (mode_data): Add wider_2x.
1198 (calc_wider_mode): Calculate twice-wider mode too.
1199 (emit_mode_wider): Emit twice-wider mode too.
1200 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
1201 * expr.c (expand_expr_real_1): Use it for expanding
1204 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1206 PR tree-optimization/21817
1207 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
1209 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
1211 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
1214 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1218 * fold-const.c (fold_checksum_tree): Copy types also if
1219 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
1220 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
1222 Tail recurse TREE_LIST's TREE_CHAIN.
1224 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1227 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
1228 SSA_NAME twice and cause the loop to become finite. Remove the test
1231 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1233 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
1236 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
1238 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
1239 the documentation to make it more future-proof.
1240 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
1241 * target.h (gcc_target): Add check_pch_target_flags.
1242 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
1243 (TARGET_INITIALIZER): Include it.
1244 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
1245 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
1246 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
1247 (sh_check_pch_target_flags): New function.
1248 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
1250 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
1252 * fold-const.c (extract_array_ref): Handle more cases,
1253 do some useful canonicalization of the base.
1254 (fold_binary): Explicitly deal with arrays of zero-sized
1255 structures during folding of &a[i] == &a[j].
1257 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
1259 * doc/install.texi (sparc-sun-solaris2*): Update note
1260 about Sun bug 4910101.
1261 (sparc-sun-solaris2.7): Document bootstrap
1262 failure with Sun WorkShop 6 99/08/18 as.
1264 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
1266 * loop.c (loop_invariant_p, valid_initial_value_p): Use
1267 regs_invalidated_by_call instead of call_used_regs.
1269 2005-05-30 Paolo Carlini <pcarlini@suse.de>
1272 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
1274 * doc/extend.texi: Add clog, clogf, clogl.
1276 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
1279 * c-pragma.c: Include "vec.h".
1280 (handle_pragma_visibility): Use VEC.
1282 * doc/invoke.texi: Remove the nested visibility push limit.
1284 2005-05-30 Roger Sayle <roger@eyesopen.com>
1286 PR rtl-optimization/15422
1287 * reg-stack.c (starting_stack_p): New static global.
1288 (straighten_stack): Delete prototype. Change to update the stack
1289 before the current insn.
1290 (subst_stack_regs): Update call to straighten stack.
1291 (emit_swap_insn): Delete prototype. For the first insn in a
1292 basic block, update stack_in instead of emitting a real swap.
1293 (change_stack): When changing the stack before the first insn
1294 in a basic block, update stack_in instead of emitting real code.
1295 (compensate_edges): Clear starting_stack_p during compensation.
1296 (convert_regs_1): Keep track of starting_stack_p whilst processing
1299 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
1301 * tree-ssa-ccp.c (const_val): Make it static.
1303 2005-05-29 Geoffrey Keating <geoffk@apple.com>
1306 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
1307 pattern involving `:P'.
1309 * Makefile.in (install-cpp): Depend on installdirs.
1311 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
1313 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
1315 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1316 elim_graph_add_edge, elim_graph_remove_succ_edge,
1317 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
1320 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
1322 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
1323 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
1324 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
1325 follow spelling conventions in error/dump messages.
1327 2005-05-29 Roger Sayle <roger@eyesopen.com>
1328 Richard Henderson <rth@redhat.com>
1330 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
1331 if the RHS isn't suitable for calling emit_move_insn.
1333 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
1335 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
1336 fold_unary and fold_binary.
1338 2005-05-29 Roger Sayle <roger@eyesopen.com>
1340 * reg-stack.c (propagate_stack): Always copy the source stack to
1341 the destination. This routine is now only called when this is safe.
1342 (better_edge): New function split out from convert_regs_1 to
1343 determine which of two edges is better to propagate across.
1344 (convert_regs_1): We need only search for a best edge if the
1345 stack layout hasn't been defined yet. Use better_edge to help
1346 find beste. No longer traverse unnecessary edges.
1348 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
1350 * tree-ssa-alias.c (new_type_alias): New procedure to
1351 create a type memory tag for a pointer with a may-alias
1352 set determined from a variable declaration.
1353 * tree-flow.h: export declaration of new_type_alias
1354 * tree-optimize.c (init_tree_optimization_passes): document
1355 that pass_may_alias cannot be called after pass_vectorize.
1356 * tree-vect-transform (vect_create_data_ref_ptr): Call
1357 new_type_alias when an type memory tag isn't available
1359 (vectorizable_store): Use copy_virtual_operands to update
1360 virtual defs in place (so that loop_version can be called).
1361 Call mark_for_renaming for the virtual defs in case peeling
1362 is done and virtual uses outside the loop need to be updated.
1364 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
1366 PR tree-optimization/21639
1367 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
1369 2005-05-29 Jan Hubicka <jh@suse.cz>
1371 PR tree-optimization/21562
1372 * cfgexpand.c (construct_init_block): Deal properly with the case
1373 of entry edge not pointing to very first basic block.
1375 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
1377 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
1378 non-gimple min invariant.
1380 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
1381 * tree-flow.h: Add prototypes for start_recording_case_labels
1382 and end_recording_case_labels.
1383 * tree-cfg.c (start_recording_case_labels,
1384 end_recording_case_labels): Export.
1385 (cleanup_tree_cfg_loop, modified_noreturn_calls,
1386 cleanup_control_flow, cleanup_control_expr_graph,
1387 remove_fallthru_edge, phi_alternatives_equal,
1388 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
1389 remove_forwarder_block, cleanup_forwarder_blocks,
1390 remove_forwarder_block_with_phi, merge_phi_nodes,
1391 gate_merge_phi, pass_merge_phi): Move to ...
1392 * tree-cfgcleanup.c: ... here.
1394 * basic-block.h: Remove forward declaration of bb_ann_d.
1396 2005-05-28 Jan Hubicka <jh@suse.cz>
1398 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
1400 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
1402 (tree_mod_subtract): Fix profile updating code.
1403 (tree_divmod_values_to_profile): Do not produce useless value profilers
1406 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
1408 * tree-ssa-dom.c (vrp_element_p): Define.
1409 (vrp_hash_elt): Change the type of records to
1410 VEC(vrp_element_p,heap).
1412 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
1413 Update uses of VRP records.
1414 (simplify_cond_and_lookup_avail_expr, record_range): Update
1415 uses of VRP records.
1417 * tree-inline.c (cfun_stack): Change the type to
1418 VEC(function_p,heap).
1419 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
1421 2005-05-27 Ian Lance Taylor <ian@airs.com>
1423 * c-decl.c (add_stmt): Add C frontend specific version.
1424 (stmts_are_full_exprs_p): Remove.
1425 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
1426 (stmts_are_full_exprs_p): Don't declare.
1427 * c-semantics.c (add_stmt): Remove.
1429 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1431 * config/mips/mips-protos.h (mips_declare_object): Add printf
1433 * config/mips/mips.c (mips_declare_object_name): Fix format
1436 2005-05-27 Roger Sayle <roger@eyesopen.com>
1438 * reg-stack.c (compensate_edge): Remove original prototype.
1439 (propagate_stack): New function to copy the stack layout
1440 at the start of a basic block from the layout at the end of
1441 one of its predecessors.
1442 (compensate_edge): Assume that both source and destination
1443 blocks have already had their stack layouts defined.
1444 (compensate_edges): Traverse all non-entry edges in the CFG
1445 and call compensate_edge on each in turn.
1446 (convert_regs_1): Change return type to void. Call
1447 propagate_stack instead of compensate_edge.
1448 (convert_regs_2): Change return type to void. Update call
1449 to convert_regs_1 to ignore the (now void) return value.
1450 (convert_regs): Update calls to convert_regs_2 to ignore
1451 the (now void) return value. After all the basic blocks have
1452 been processed, call compensate_edges to actually emit new
1454 (reg_to_stack): Initialize the aux info for each basic block
1455 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
1457 2005-05-28 Jan Hubicka <jh@suse.cz>
1459 * except.c (can_throw_internal_1, can_throw_external_1): Add
1461 (can_throw_external, can_throw_internal): Bring into sync wrt
1463 * except.h (can_throw_internal_1, can_throw_external_1): Update
1465 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
1466 Deal properly with resx.
1468 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1470 * basic-block.h (basic_block_def): Add phi_nodes and
1471 predictions. Remove tree_annotations.
1472 * predict.c (tree_predicted_by_p, tree_predict_edge,
1473 combine_predictions_for_bb): Adjust references to predictions.
1474 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
1475 create_block_annotation.
1476 (create_block_annotation, free_blocks_annotatios,
1477 clear_blocks_annotations): Remove.
1478 (dump_cfg_stats): Don't print out the memory spent on
1480 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
1481 * tree-flow-inline.h (bb_ann): Remove.
1482 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
1483 * tree-flow.h (bb_ann_d): Remove.
1484 * tree-if-conv.c (process_phi_nodes): Update a reference to
1486 * tree-phinodes.c (reserve_phi_args_for_new_edge,
1487 create_phi_node, remove_phi_node): Likewise.
1488 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
1489 * tree-ssa-dom.c (threaded_blocks): New.
1490 (tree_ssa_dominator_optimize): Initialize, clear, and free
1491 threaded_blocks. Update a call to thread_through_all_blocks.
1492 (thread_across_edge): Use threaded_blocks instead of setting
1493 incoming_edge_threaded.
1494 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
1495 a bitmap of blocks that are threaded through.
1496 * tree.h: Move the prototype of threaded_through_blocks to
1499 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
1500 fini_walk_dominator_tree): Use VEC instead of VARRAY.
1501 * domwalk.h (dom_walk_data): Change the type of
1502 block_data_stack and free_block_data to VEC(void_p,heap)*.
1503 * tree-ssa-dse.c (dse_initialize_block_local_data,
1504 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
1505 VEC instead of VARRAY.
1507 2005-05-27 Jan Hubicka <jh@suse.cz>
1509 * cgraph.c: Include tree-gimple.h
1510 (cgraph_edge): Rename expr to stmt.
1511 (cgraph_create_edge): Likewise.
1512 (cgraph_clone_node): Likewise.
1513 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
1514 * cgraphunit.c (record_call_1): Rename to ...
1515 (record_reference): ... this one; do not build edges.
1516 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
1517 (current_basic_block): Kill.
1518 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
1519 (verify_cgraph_node): Likewise.
1520 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
1521 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
1522 (copy_edges_for_bb): Simplify EH handling.
1523 (expand_call_inline): Pass statement to cgraph_edge and
1526 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
1528 * tree-inline.c (copy_body_r): Manually fold *& to deal
1529 with ADDR_EXPRs with mismatched types for now.
1531 * gimplify.c (fold_indirect_ref_rhs): New function.
1532 (gimplify_modify_expr_rhs): Use it instead of pessimistic
1535 * fold-const.c (fold_indirect_ref_1): Add type argument;
1536 make sure the resulting expression is of this type.
1537 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
1539 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1541 PR tree-optimization/21658
1542 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
1543 fold_binary_to_constant. Likewise, call fold_unary instead of
1544 fold_unary_to_constant.
1546 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
1548 * vec.h: Implement integral type vector specialization.
1549 (VEC_T): Define a non-GTY structure.
1550 (VEC_T_GTY): Define a GTY structure.
1551 (VEC_TA): Rename to ...
1552 (VEC_TA_GTY): ... here.
1553 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
1554 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
1555 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
1556 DEF_VEC_P and DEF_VEC_ALLOC_P.
1557 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
1558 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
1559 DEF_VEC_O and DEF_VEC_ALLOC_O.
1560 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
1561 * lambda-code.c: Likewise.
1562 * tree-into-ssa.c: Likewise.
1563 * tree-ssa-live.c: Likewise.
1565 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1567 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
1569 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1570 update_stmt_if_modified before calling update_ssa.
1572 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
1574 * config/rs6000/t-rtems: Remove roe multilib variant.
1576 2005-05-26 Roger Sayle <roger@eyesopen.com>
1578 PR tree-optimization/9814
1579 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
1580 instruction, add the necessary clobbers by re-expanding the RTL
1581 for arithmetic operations via optab.c's expand_unop/expand_binop.
1582 (noce_try_bitop): New function to optimize bit manipulation idioms
1583 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
1584 (noce_process_if_block): Call noce_try_bitop.
1586 2005-05-26 Roger Sayle <roger@eyesopen.com>
1588 * reg-stack.c (convert_regs_entry, convert_regs_exit,
1589 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
1590 (reg_to_stack): Move to end of the file. Initialize the per
1591 basic block information here, instead of...
1592 (convert_regs_entry): Here.
1593 (convert_regs): Change unused return type to void.
1595 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1597 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
1598 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
1599 config/rs6000/eabispe.h, config/rs6000/lynx.h,
1600 config/sh/elf.h, config/sh/symbian-pre.h,
1601 config/sparc/sparc-protos.h: Update copyright.
1603 2005-05-26 Mike Stump <mrs@apple.com>
1605 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
1608 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
1610 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1611 See through ADDR_EXPR in finding place to propagate into.
1613 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
1615 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
1616 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
1617 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
1618 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
1619 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
1620 tree-ssa-operands.c, tree-vect-analyze.c,
1621 tree-vect-transform.c, tree-vectorizer.c, tree.c,
1622 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
1623 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
1624 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1625 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
1626 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
1627 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
1628 config/sh/ushmedia.h, config/sparc/sparc.c,
1629 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
1630 typos. Follow spelling conventions.
1631 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
1632 Follow spelling conventions.
1634 2005-05-26 David Ung <davidu@mips.com>
1636 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
1637 that determines whether the MIPS32/64 R2 ext/ins should be used.
1638 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
1639 * config/mips/mips.md (extzv): Changed predicate for operand to
1640 nonimmediate_operand. Add code to generate insn patterns for
1641 extzvsi and extzvdi.
1642 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
1643 (insv): Similarly for insertion.
1644 (insv<mode>): Similarly.
1646 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1648 * simplify-rtx.c (avoid_constant_pool_reference): Support
1649 offsetted addresses in the constant pool.
1651 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1653 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
1654 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
1656 2005-05-26 Jakub Jelinek <jakub@redhat.com>
1659 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
1660 found in the basic block and last insn in the basic block is not
1661 INSN_P. Remove explicit unspec numbers that are no longer valid
1664 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1666 * tree-vect-transform.c (vectorizable_operation): Try word_mode
1667 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
1668 if a vector mode is available.
1670 2005-05-25 Roger Sayle <roger@eyesopen.com>
1673 * fold-const.c (const_binop): Check for division by zero during
1676 2005-05-26 Ian Lance Taylor <ian@airs.com>
1678 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
1679 having a declaration after a statement.
1681 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
1683 * opt-functions.awk (var_type): New function.
1684 (var_set): Use CLVC_STRING if var_type returns "const char *".
1685 * opth-gen.awk: Use var_type to find out the types of variables.
1686 Don't print comments above each "extern" definition.
1687 * optc-gen.awk: Use var_type in the same way.
1688 * opts.h (cl_var_cond): Rename to...
1689 (cl_var_type): ...this. Add CLVC_STRING.
1690 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
1692 * opts.c (handle_option, option_enabled): Update after above name
1693 change. Cast flag_var before using it. Handle CLVC_STRING.
1695 * config/alpha/alpha.h (alpha_tls_size): Delete.
1696 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
1697 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
1698 (alpha_fptm_string, alpha_mlat_string): Delete.
1699 (alpha_handle_option): Don't set the above variables here. Use the
1700 integer argument to check the validity of -mtls-size=.
1701 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
1702 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
1703 (mtls-size=): Likewise. Convert to a UInteger and initialize the
1706 * config/arc/arc.c (arc_cpu_string, arc_text_string)
1707 (arc_data_string, arc_rodata_string): Delete.
1708 (arc_handle_option): Don't set the above variables here.
1709 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
1710 and initialize them.
1712 * config/arm/arm.c (target_fpu_name, target_fpe_name)
1713 (target_float_abi_name, target_abi_name, structure_size_string)
1714 (arm_pic_register_string): Delete.
1715 (arm_handle_option): Don't set the above variables here, except
1716 in the handling of -mhard-float and -msoft-float.
1717 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
1718 (mpic-register=, mstructure-size-boundary=): Add Var()s.
1720 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
1721 (avr_handle_option): Delete.
1722 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
1725 * config/bfin/bfin.c (bfin_library_id): Delete.
1726 (bfin_handle_option): Don't set it.
1727 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
1729 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
1730 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
1731 (c4x_handle_option): Don't set c4x_rpts_cycles here.
1732 * config/c4x/c4x.opt (mrpts=): Add Var().
1734 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
1735 cris_elinux_stacksize_str here.
1736 * config/cris/aout.opt (melinux-stacksize=): Add Var().
1737 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
1738 (cris_tune_str, cris_elinux_stacksize_str): Delete.
1739 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
1740 (cris_tune_str, cris_elinux_stacksize_str): Delete.
1741 (cris_handle_option): Don't set the above variables here.
1742 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
1743 (max-stackframe=): Add Var()s.
1745 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
1746 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
1747 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
1748 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
1749 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
1750 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
1751 (ix86_handle_option): Don't set the above variables here.
1752 * config/i386/i386.opt (malign-functions=, malign-jumps=)
1753 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
1754 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
1757 * config/ia64/ia64.h (ia64_tls_size): Delete.
1758 * config/ia64/ia64.c (ia64_tls_size): Delete.
1759 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
1760 reading the integer argument from the "value" parameter. Don't
1761 set ia64_tls_size here.
1762 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
1763 Add Var() and Init().
1765 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
1766 (m32r_cache_flush_trap): Delete.
1767 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
1768 (m32r_cache_flush_trap): Delete.
1769 (m32r_handle_option): Don't set the above variables when handling
1770 -mflush-func= and -mflush-trap=.
1771 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
1774 * config/mips/mips.h (mips_cache_flush_func): Delete.
1775 * config/mips/mips.c (mips_arch_string, mips_tune_string)
1776 (mips_cache_flush_func): Delete.
1777 (mips_handle_option): Don't set the above variables when handling
1778 -march=, -mtune= and -mflush-func=.
1779 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
1781 * config/s390/s390.c (s390_arch_string): Delete.
1782 (s390_handle_option): Don't set it here.
1783 * config/s390/s390.opt (march=): Add Var().
1785 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
1786 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
1787 (sparc_handle_option): Don't set it here.
1788 * config/sparc/sparc.opt (mcmodel=): Add Var().
1790 2005-05-25 Roger Sayle <roger@eyesopen.com>
1792 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
1793 call to convert_to_integer by building the NOP_EXPR directly.
1795 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
1797 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
1799 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1800 Jeff Law <law@redhat.com>
1802 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
1803 constant and side_effects of the ADDR_EXPR are consistent.
1805 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
1806 appropriately around calls to recompute_tree_invarant_for_addr_expr.
1808 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
1810 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
1811 (s390_function_arg, s390_gimplify_va_arg): Use them.
1812 (s390_register_info): Save only required subset of argument
1813 registers into save area for va_list.
1814 (s390_va_start): Initialize only required elements of va_list struct.
1815 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
1817 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
1819 * reload1.c (verify_initial_elim_offsets): Return boolean status
1820 instead of aborting.
1821 (reload): Adapt verify_initial_elim_offsets call site. Restart
1822 main loop if some initial elimination offsets changed.
1824 2005-05-25 Adam Nemet <anemet@lnxw.com>
1826 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
1827 of -mno-svr4-struct-return.
1829 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1831 Fix PR tree-optimization/21705
1833 * tree-ssa-pre.c (in_fre): New static variable.
1834 (create_value_expr_from): Recursively value number reference ops
1836 (can_value_number_call): Temporary restrict only exists for
1839 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
1841 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
1842 sizeof (bitmap *) with sizeof (bitmap).
1844 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1846 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
1849 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
1851 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
1854 2005-05-25 Jan Hubicka <jh@suse.cz>
1856 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
1857 * cgraph.c (cgraph_create_node): Reset estimated_growth.
1858 * cgraph.h (cgraph_global_info): Add estimated_growth.
1859 * ipa-inline.c: Include coverage.h
1860 (max_insns, max_count): New static variables.
1861 (cgraph_estimate_size_after_inlining): Cache the result.
1862 (cgraph_estimate_growth):
1863 * passes.c (rest_of_clean_state): Kill coverage_end_function.
1864 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
1865 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
1867 (ipa_passes): Initialize bitmaps.
1869 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
1871 * loop-doloop.c: Include "target.h".
1872 (doloop_valid_p): Move tests to function in targhooks.c.
1873 * target.h (struct gcc_target): New target hook
1874 "insn_valid_within_doloop".
1875 * target-def.h: Define default value for "insn_valid_within_doloop".
1876 (TARGET_INITIALIZER): Insert new target hook into initializer.
1877 * targhooks.c (default_insn_valid_within_doloop): New function.
1878 * targhooks.h (default_insn_valid_within_doloop): Declare.
1879 * hooks.c (hook_bool_rtx_true): New function.
1880 * hooks.h (hook_bool_rtx_true): Declare.
1881 * doc/tm.texi: Add documentation for new target hook.
1883 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1886 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
1887 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
1888 (sparc_tls_referenced_p): New prototype.
1889 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
1890 (sparc_expand_move): Look for TLS addresses with constant offsets.
1891 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
1892 tls_symbolic_operand.
1893 (legitimate_pic_operand_p): Likewise.
1894 (legitimate_address_p): Likewise.
1895 (legitimize_address): Likewise.
1896 (sparc_tls_symbol_ref_1): New function.
1897 (sparc_tls_referenced_p): New function.
1898 * config/sparc/predicates.md (tgd_symbolic_operand): Use
1899 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
1900 (tld_symbolic_operand): Likewise.
1901 (tie_symbolic_operand): Likewise.
1902 (tle_symbolic_operand): Likewise.
1904 2005-05-24 DJ Delorie <dj@redhat.com>
1906 * common.opt (-Wattributes): New. Default true.
1907 * doc/invoke.texi (-Wno-attributes): Document.
1909 * attribs.c (decl_attributes): Move warning control from if() to
1911 * c-common.c (handle_packed_attribute): Likewise.
1912 (handle_nocommon_attribute): Likewise.
1913 (handle_common_attribute): Likewise.
1914 (handle_noreturn_attribute): Likewise.
1915 (handle_noinline_attribute): Likewise.
1916 (handle_always_inline_attribute): Likewise.
1917 (handle_used_attribute): Likewise.
1918 (handle_unused_attribute): Likewise.
1919 (handle_const_attribute): Likewise.
1920 (handle_transparent_union_attribute): Likewise.
1921 (handle_constructor_attribute): Likewise.
1922 (handle_destructor_attribute): Likewise.
1923 (handle_mode_attribute): Likewise.
1924 (handle_alias_attribute): Likewise.
1925 (handle_visibility_attribute): Likewise.
1926 (handle_tls_model_attribute): Likewise.
1927 (handle_malloc_attribute): Likewise.
1928 (handle_returns_twice_attribute): Likewise.
1929 (handle_pure_attribute): Likewise.
1930 (handle_deprecated_attribute): Likewise.
1931 (handle_vector_size_attribute): Likewise.
1932 (handle_nothrow_attribute): Likewise.
1933 (handle_cleanup_attribute): Likewise.
1934 (handle_warn_unused_result_attribute): Likewise.
1935 (handle_sentinel_attribute): Likewise.
1936 * c-decl.c (diagnose_mismatched_decls): Likewise.
1937 (start_decl): Likewise.
1938 (grokdeclarator): Likewise.
1939 (start_function): Likewise.
1940 * c-format.c (check_function_format): Likewise.
1941 * stor-layout.c (place_field): Likewise.
1942 (finalize_record_size): Likewise.
1943 * tree.c (handle_dll_attribute)): Likewise.
1944 * varasm.c (default_assemble_visibility): Likewise.
1945 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
1946 (darwin_assemble_visibility): Likewise.
1947 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
1948 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
1949 (arm_handle_isr_attribute): Likewise.
1950 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
1951 (avr_handle_fndecl_attribute): Likewise.
1952 * config/bfin/bfin.c (handle_int_attribute): Likewise.
1953 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
1954 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
1955 (h8300_handle_eightbit_data_attribute): Likewise.
1956 (h8300_handle_tiny_data_attribute): Likewise.
1957 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
1958 (ix86_handle_regparm_attribute): Likewise.
1959 (ix86_handle_struct_attribute): Likewise.
1960 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
1961 (i386_pe_encode_section_info): Likewise.
1962 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1963 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
1964 (ip2k_handle_fndecl_attribute): Likewise.
1965 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
1966 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
1967 (m68hc11_handle_fntype_attribute): Likewise.
1968 (m68hc11_encode_section_info): Likewise.
1969 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1970 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1971 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
1972 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
1973 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
1974 (sh_handle_sp_switch_attribute): Likewise.
1975 (sh_handle_trap_exit_attribute): Likewise.
1976 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
1977 (sh_symbian_handle_dll_attribute): Likewise.
1978 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
1979 (xstormy16_handle_below100_attribute): Likewise.
1980 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1982 * c-common.c (unsigned_conversion_warning): Move warning control
1983 from if() to warning(OPT_*).
1984 (c_common_truthvalue_conversion): Likewise.
1985 (c_do_switch_warnings): Likewise.
1986 * c-decl.c (diagnose_mismatched_decls): Likewise.
1987 (diagnose_mismatched_decls): Likewise.
1988 (define_label): Likewise.
1989 (grokdeclarator): Likewise.
1990 * c-format.c (check_format_info): Likewise.
1991 * c-lex.c (interpret_integer): Likwise.
1992 (lex_string): Likewise.
1993 * c-opts.c (c_common_post_options): Likewise.
1994 * c-parser.c (c_parser_unary_expression): Likewise.
1995 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
1996 (handle_pragma_extern_prefix): Likewise.
1997 * c-typeck.c (build_binary_op): Likewise.
1998 * gcse.c (is_too_expensive): Likewise.
1999 * opts.c (decode_options): Likewise.
2000 * stor-layout.c (place_field): Likewise.
2001 * tree-cfg.c (remove_bb): Likewise.
2003 * c.opt (-Wreturn-type): Add Var(warn_return_type).
2004 * flags.h (warn_return_type): Remove.
2005 * toplev.c (warn_return_type): Likewise.
2007 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2009 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
2010 existence of long long and __int64 before determining their size.
2011 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
2012 * configure, config.h.in: Regenerate.
2014 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2016 * configure: Regenerate.
2018 2005-05-24 Ziemowit Laski <zlaski@apple.com>
2020 * c-common.h (objc_comptypes): Remove prototype.
2021 (objc_compare_types): New prototype.
2022 (objc_volatilized_decl): Likewise.
2023 (objc_type_quals_match): Likewise.
2024 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
2025 objc_volatilize_decl().
2026 * c-typeck.c (comp_target_types): Remove third parameter; do
2027 not call objc_comptypes().
2028 (comptypes): Remove calls to objc_comptypes().
2029 (build_function_call): Extend compatible prototype check to ObjC.
2030 (build_conditional_expr): Adjust call to comp_target_types().
2031 (convert_for_assignment): Call objc_compare_types() instead of
2032 objc_comptypes(); adjust calls to comp_target_types(); call
2033 objc_type_quals_match() before issuing qualifier mismatch
2035 (build_binary_op): Call objc_compare_types() before issuing
2036 pointer mismatch warnings; adjust calls to
2037 comp_target_types().
2038 * stub-objc.c (objc_comptypes): Remove stub.
2039 (objc_compare_types): New stub.
2040 (objc_volatilized_decl): Likewise.
2041 (objc_type_quals_match): Likewise.
2043 2005-05-24 Paolo Carlini <pcarlini@suse.de>
2045 * config/ia64/ia64intrin.h: Define nothing for C++:
2046 overloaded builtins have been ported to C++.
2048 2005-05-24 Jeff Law <law@redhat.com>
2050 * tree-nested.c (build_addr): New "context" argument. Temporarily
2051 set current_function_decl around the call to build the ADDR_EXPR.
2052 (get_static_chain): Pass proper context to build_addr.
2053 (convert_nl_goto_reference): Likewise.
2054 (convert_tramp_reference): Likewise.
2055 (final_nesting_tree_1): Likewise.
2056 * tree-profile.c (tree_gen_interval_profiler): Likewise.
2057 (tree_gen_pow2_profiler): Likewise.
2058 (tree_gen_one_value_profiler): Likewise.
2059 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
2060 * tree.h (build_addr): Update prototype.
2062 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
2064 * tree-flow.h (bb_ann_d): Remove has_escape_site.
2065 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
2066 write to has_escape_site.
2068 2005-05-24 Jeff Law <law@redhat.com>
2070 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
2071 * tree-cfg.c: Include tree-ssa-propagate.h.
2072 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
2075 2005-05-24 Nick Clifton <nickc@redhat.com>
2077 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2078 __NO_FPRS__ when 'f' class registers will not be available.
2080 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2082 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
2084 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
2086 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
2089 2005-05-23 Jeff Law <law@redhat.com>
2091 * tree-ssa-dom.c (cprop_into_stmt): Do not call
2092 recompute_tree_invariant_for_addr_expr here.
2093 (optimize_stmt): Call it here instead and do so if anything
2094 at all has changed in the statement and the RHS is an ADDR_EXPR.
2095 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
2096 needed, call recompute_tree_invariant_for_addr_expr.
2097 * tree-ssa-propagate.c (substitute_and_fold): Call
2098 recompute_tree_invariant_for_addr_expr as needed.
2100 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
2102 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
2103 saving less registers than the replacement.
2105 2005-05-23 Jan Hubicka <jh@suse.cz>
2107 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
2109 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2111 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
2112 * config/sparc/sparc.c (sparc_expand_move): New function.
2113 (sparc_emit_set_const64): Rewrite assert condition on entry.
2114 (legitimate_constant_p) <CONST_VECTOR>: New case.
2115 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
2116 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
2117 movV64, movtf): Use nonimmediate_operand for the first operand.
2118 Rewrite. Only invoke sparc_expand_move.
2119 * config/sparc/predicates.md (input_operand): Reorder tests.
2121 2005-05-23 Jan Beulich <jbeulich@novell.com>
2123 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
2124 missing return statement.
2126 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2128 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
2129 emit_move_insn for moves to TFmode stack slots.
2131 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
2133 * tree-stdarg.c (execute_optimize_stdarg): Handle references
2134 to va_list of the form &va[0].
2136 2005-05-20 Jan Hubicka <jh@suse.cz>
2138 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
2139 * genemit.c (main): Make insn-emit to include basic-block.h too.
2141 2005-05-20 Jan Hubicka <jh@suse.cz>
2143 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
2145 2005-05-19 Richard Henderson <rth@redhat.com>
2147 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
2148 emit_store_conditional): Split out from ...
2149 (alpha_split_atomic_op): ... here.
2150 (alpha_split_compare_and_swap): New; extract from .md file.
2151 (alpha_split_lock_test_and_set): Likewise.
2152 * config/alpha/alpha-protos.h: Update.
2153 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
2154 split code into alpha.c.
2155 (sync_lock_test_and_set<I48MODE>): Likewise.
2157 2005-05-19 Richard Henderson <rth@redhat.com>
2159 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
2161 2005-05-19 Richard Henderson <rth@redhat.com>
2163 * config/i386/sse.md (mulv4si3): Use all register inputs.
2164 (mulv2di3): Likewise.
2166 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
2168 * tree-ssa-loop-ivopts.c (determine_base_object): Use
2169 build_fold_addr_expr to generate trees of correct type.
2170 Use fold_buildN if possible.
2172 2005-05-19 Jan Hubicka <jh@suse.cz>
2174 * basic-block.h (REG_BR_PROB_BASE): Define.
2175 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
2176 (dump_cgraph_node): Dump count.
2177 (cgraph_clone_edge): Rescale counts.
2178 (cgraph_clone_node): Likewise.
2179 * cgraph.h: Include basic-block.h
2180 (cgraph_node): Add count.
2181 (cgraph_edge): Add count and loop_nest.
2182 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
2184 * cgraphunit.c: Kill now redundant inlining comment.
2185 (cgraph_create_edges): Make static, maintain current basic block;
2187 (record_call_1): Fill in new fields.
2188 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2190 (cgraph_decide_recursive_inlining): Likewise.
2191 * rtl.h (REG_BR_PROB_BASE): Kill.
2192 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
2193 (expand_call_inline): Update call of cgraph_create_edge.
2194 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2196 2005-05-19 Nick Clifton <nickc@redhat.com>
2198 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
2199 new rs6000_explicit_options structure.
2201 2005-05-19 Richard Henderson <rth@redhat.com>
2204 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
2205 TFmode code swapping ...
2206 (alpha_emit_xfloating_compare): ... here.
2207 (alpha_emit_setcc): Update to match.
2208 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
2210 2005-05-19 Richard Henderson <rth@redhat.com>
2213 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
2214 memory indirection in local-dynamic case.
2216 2005-05-18 Jie Zhang <jie.zhang@analog.com>
2217 Bernd Schmidt <bernd.schmidt@analog.com>
2219 * config/bfin/bfin.c (branch_dest): Add comment why it's
2221 * config/bfin/bfin.md (attr "length" default): Change the offset of
2222 forward conditional branch of length 4 from 4096 to 4092.
2224 2005-05-19 Jan Beulich <jbeulich@novell.com>
2226 * unwind-compat.c: Include tconfig.h and tsystem.h.
2227 * unwind-dw2-fde-compat.c: Likewise.
2229 2005-05-18 Richard Henderson <rth@redhat.com>
2232 * ifcvt.c (noce_process_if_block): Avoid conversion when the
2233 memory destination is readonly.
2235 2005-05-18 Richard Henderson <rth@redhat.com>
2238 * tree-ssa-operands.c (opf_non_specific): New.
2239 (get_asm_expr_operands): Set it.
2240 (add_call_clobber_ops, add_call_read_ops): Likewise.
2241 (add_stmt_operand): Test it instead of opf_kill_def when
2242 considering unmodifiable variables.
2244 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
2246 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
2248 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
2249 tree-ssa-forwprop.c: Fix comment typos.
2250 * doc/invoke.texi: Fix a typo.
2252 2005-05-18 Richard Henderson <rth@redhat.com>
2254 * config.gcc (powerpc-*-linux*): Include linux64.opt when
2255 including linux64.h.
2257 2005-05-18 Richard Henderson <rth@redhat.com>
2259 * tree-cfg.c (pass_remove_useless): Revert last change.
2260 * tree-optimize.c (init_tree_optimization_passes): Initialize
2261 all_lowering_passes with PROP_gimple_any.
2263 2005-05-18 Devang Patel <dpatel@apple.com>
2265 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
2268 2005-05-18 Richard Henderson <rth@redhat.com>
2270 * tree-ssa-forwprop.c (cfg_changed): New.
2271 (tidy_after_forward_propagate_addr): New.
2272 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
2273 (forward_propagate_addr_into_variable_array_index): Likewise.
2274 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
2277 2005-05-18 Geoffrey Keating <geoffk@apple.com>
2279 * dummy-checksum.c: New.
2280 * genchecksum.c: New.
2281 * c.opt (print_pch_checksum): New flag.
2282 * c-pch.c (struct c_pch_validity): Make much shorter.
2284 (host_machine): Remove.
2285 (target_machine): Remove.
2286 (get_ident): Change PCH version number.
2287 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
2288 Don't put triplets or version string in PCH validity data.
2289 Do put the compiler checksum in the validity data.
2290 (c_common_valid_pch): Don't check triplets or version string. Do
2292 (c_common_print_pch_checksum): New.
2293 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
2294 Print fingerprint with -v.
2295 * c-common.h (c_common_print_pch_checksum): New.
2296 (executable_checksum): New.
2297 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
2298 (cc1-dummy): New rule.
2299 (cc1-checksum.c): New rule.
2300 (cc1-checksum.o): New rule.
2301 (cc1): Add checksum support.
2302 (build/genchecksum): New.
2303 (build/genchecksum.o): New.
2304 (dummy-checksum.o): New.
2305 (genobjnames): Add genchecksum.o.
2306 (mostlyclean): Remove *-checksum.c.
2307 (gnucompare): Add libgcc to list of directories checked.
2308 Make comparison problems in libgcc/ and with checksum files only
2310 * doc/invoke.texi (Precompiled Headers): Remove caution.
2311 Document that it must be the exact same binary. Add a few
2312 known-safe flags to the list.
2314 * rs6000/predicates.md (fix_trunc_dest_operand): New.
2315 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
2316 Check that a memory operand is valid before trying to use it.
2318 * tree-cfg.c (pass_remove_useless): This pass works on trees.
2320 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
2322 * tree.c (build1_stat): Don't try to handle two-operand
2325 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
2327 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
2328 * config/sh/sh.h: Update mask names throughout.
2329 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
2330 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
2331 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
2332 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
2333 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
2334 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
2335 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
2336 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
2337 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
2338 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
2339 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
2340 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
2341 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
2342 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
2343 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
2344 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
2345 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
2346 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
2347 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
2348 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
2349 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
2350 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
2351 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
2352 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
2353 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
2354 (SUBTARGET_SWITCHES): Delete.
2355 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
2356 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
2357 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
2358 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
2359 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
2360 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
2361 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
2362 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
2363 (SUPPORT_SH3): Likewise SUPPORT_SH2.
2364 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
2365 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
2367 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
2368 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
2369 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
2370 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
2371 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
2372 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
2373 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
2374 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
2375 (SUPPORT_ANY_SH5): New macros.
2376 (TARGET_NONE): Replace with...
2377 (MASK_ARCH): ...this new macro.
2378 * config/sh/elf.h: Update mask names
2379 * config/sh/linux.h: Likewise.
2380 * config/sh/little.h: Likewise.
2381 * config/sh/netbsd-elf.h: Likewise.
2382 * config/sh/symbian-pre.h: Likewise.
2383 * config/sh/sh.c (sh_handle_option): New function.
2384 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2385 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
2386 (sh_target_switches, target_switches): Delete.
2387 (sh_pch_valid_p): Check for specific differences in the target_flags
2389 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
2390 * config/sh/sh.opt: New file.
2392 2005-05-18 Richard Henderson <rth@redhat.com>
2395 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
2396 small_addr_symbolic_operand.
2398 2005-05-18 Jeff Law <law@redhat.com>
2400 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2401 propagate an ADDR_EXPR if the definition and use sites are
2402 in different EH regions.
2404 2005-05-18 Ian Lance Taylor <ian@airs.com>
2406 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
2409 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
2411 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
2413 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
2415 Fix PR tree-optimization/21407
2417 * tree-ssa-operands.c (note_addressable): Change
2418 COMPONENT_REF handling in response to aliasing
2421 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2423 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
2424 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
2425 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
2426 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
2427 the default on Solaris too.
2429 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
2431 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
2434 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2436 * timevar.def (TV_SCEV_CONST): New timevar.
2437 * tree-optimize.c (init_tree_optimization_passes): Add
2439 * tree-pass.h (pass_scev_cprop): Declare.
2440 * tree-scalar-evolution.c (scev_const_prop): New function.
2441 * tree-scalar-evolution.h (scev_const_prop): Declare.
2442 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
2444 * tree-cfg.c (replace_uses_by): Export.
2445 * tree-flow.h (replace_uses_by): Declare.
2447 2005-05-17 Ziemowit Laski <zlaski@apple.com>
2448 Mike Stump <mrs@apple.com>
2450 Yet more Objective-C++...
2452 * c-common.h (objc_finish_try_stmt): Add.
2453 (objc_build_synchronized): Add.
2454 (objc_generate_write_barrier): Add.
2455 * stub-objc.c (objc_build_synchronized): Add return value.
2456 (objc_finish_try_stmt): Likewise.
2457 (objc_generate_write_barrier): Add.
2459 * c-common.h (objc_rewrite_function_call): Add.
2460 * c-typeck.c (build_function_call): Allow objc to rewrite
2462 (build_modify_expr): Allow objc to generate write barriers.
2463 * c.opt (Wassign-intercept): Add.
2464 (Wstrict-selector-match): Add.
2465 (fobjc-call-cxx-cdtors): Add.
2466 (fobjc-direct-dispatch): Add.
2468 * dbxout.c (get_lang_number): Add Objective-C++ support.
2469 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
2470 (-Wstrict-selector-match): Likewise.
2471 (-fobjc-direct-dispatch): Likewise.
2472 (-Wassign-intercept): Likewise.
2473 (Overall Options): Likewise.
2474 * gengtype.c (get_output_file_with_visibility): Likewise.
2475 * stub-objc.c (objc_rewrite_function_call): Add.
2476 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
2478 * c-common.c (flag_objc_exceptions): Remove.
2479 (flag_objc_sjlj_exceptions): Remove.
2480 * c-decl.c (objc_mark_locals_volatile): Don't change decls
2481 that are already ok.
2482 * c-opts.c (c_common_handle_option, case
2483 OPT_fobjc_exceptions): Remove.
2484 (case OPT_fobjc_sjlj_exceptions): Remove
2485 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
2486 (fobjc-exceptions): Likewise.
2487 (fobjc-sjlj-exceptions): Likewise.
2488 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
2489 (OFFS_ASSIGNIVAR_FAST): Add.
2491 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2493 * config/sparc/sparc.md (movhi): Do not test constness
2494 of operand #1 twice.
2496 (movdi): Unconditionally accept zero as second operand
2497 when the first is memory.
2498 (movdi_insn_sp32): Handle above case.
2499 (DImode splitter): Use predicates.
2500 (DImode splitter): Use const_zero_operand predicate.
2501 (movsf_insn): Swap 2 alternatives.
2503 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2505 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
2506 expand_simple_operations to bases of the ivs.
2507 (tree_int_cst_sign_bit): Export.
2508 * tree-flow.h (expand_simple_operations): Declare.
2509 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
2510 tree_int_cst_sign_bit.
2511 (expand_simple_operations): Export.
2512 * tree.h (tree_int_cst_sign_bit): Declare.
2514 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2516 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
2518 (replace_uses_by): New function.
2519 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
2520 * tree-flow.h (fold_stmt_inplace): Declare.
2521 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
2522 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
2523 info after cfg cleanup.
2525 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2527 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
2528 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
2531 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2533 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
2534 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
2535 * timevar.c (timevar_ggc_mem_total): New variable.
2536 (GGC_MEM_BOUND): New constant.
2537 (get_time): Record ggc memory status.
2538 (timevar_accumulate): Accumulate amount of ggc memory.
2539 (timevar_print): Print consumption of ggc memory.
2540 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
2541 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
2542 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
2543 * timevar.h (struct timevar_time_def): Add ggc_mem field.
2544 (timevar_ggc_mem_total): Declare.
2546 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
2548 * tree-into-ssa.c (update_ssa): Clean up by shortening the
2551 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2553 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
2555 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
2556 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
2557 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
2558 ("s<ocond:code>"): Rename from respectively "b<ncond>",
2559 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
2560 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
2561 "s<rcond>" and "s<ocond>".
2562 ("b<ocond:code>", "*b<ocond:code>_reversed")
2563 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
2564 output statement section.
2566 2005-05-17 Roger Sayle <roger@eyesopen.com>
2568 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
2570 2005-05-17 Steven Bosscher <stevenb@suse.de>
2571 Stuart Hastings <stuart@apple.com>
2572 Jan Hubicka <jh@suse.cz>
2573 Dale Johannesen <dalej@apple.com>
2575 * cgraph.h (cgraph_node): Add 'lowered' state.
2576 (cgraph_lower_function): Declare.
2577 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
2578 (cgraph_lower_function): New function.
2579 (cgraph_create_edges): Deal with lowered function bodies.
2580 (verify_cgraph_node): Likewise.
2581 (cgraph_analyze_function): Do lowering job.
2582 (cgraph_build_static_cdtor): Likewise.
2583 * function.h (struct function): Add saved_eh and saved_cfg.
2584 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
2585 * tree-cfg.c (fold_cond_expr_cond): Export.
2586 * tree-flow.h (fold_cond_expr_cond): Declare.
2587 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
2589 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
2590 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
2591 callee_cfun, block, eh_region, eh_region_offset.
2592 (inlining_p): New predicate.
2593 (remap_decl): Update for new inline_data; declare newly created inline
2594 vars in low gimple way.
2595 (copy_body_r): Update for new datastructure, simplify some of handling
2596 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
2597 deal with RESX_EXPRs.
2599 (copy_edges_for_bb): Likewise.
2600 (remap_decl_1): New.
2601 (copy_cfg_body): New.
2602 (copy_generic_body): Rewrite to work on low gimple.
2603 (copy_body): Turn into simple wrapper around copy_cfg_body.
2604 (setup_one_parameter): Insert new statements into given basic block.
2605 (initialize_initialized_parameters): Likewise, reorganize way things are
2607 (declare_return_variable): Update for new inline data datastructure.
2608 (inline_forbidden_p): Work on low gimple.
2609 (estimate_num_insns): Likewise.
2610 (expand_call_inline): Work on CFG.
2611 (push_cfun, pop_cfun): New functions.
2612 (cfun_stack): New stack.
2613 (add_lexical_block): New function.
2614 (gimple_expand_calls_inline): Work on basic block.
2615 (optimize_inline_calls): Likewise.
2616 (clone_body, save_body, unsave_ewpr_now): Update for new
2618 (declare_inline_vars): Work on block instead of bind_expr.
2619 (inlining_p): New predicate.
2620 * tree-inline.h (push_cfun, pop_cfun): Declare.
2621 * tree-optimize.c: Include except.h
2622 (all_lowering_passes): New variable.
2623 (execute_fixup_cfg, pass_fixup_cfg): New pass.
2624 (init_tree_optimization_passes): Move some to all_lowering_passes.
2625 (tree_lowering_passes): New function.
2626 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
2627 * tree-pass.h (tree_lowering_passes): Declare
2629 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
2631 * unwind-dw2-fde-darwin.c: Include tsystem.h.
2633 2005-05-17 Jeff Law <law@redhat.com>
2635 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
2636 * tree-ssa-forwprop.c: Include langhooks.h.
2637 (forward_propagate_addr_expr_into_variable_array_index): New.
2638 (forward_propagate_addr_expr): New.
2639 (tree_ssa_forward_propagate_single_use_vars): Loop over all
2640 the statements in the block instead of just the last statement.
2641 Call forward_propagate_addr_expr as needed.
2642 (pass_forwprop): Update the SSA graph after forward propagation is
2645 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
2647 * unwind-dw2-fde-glibc.c (base_from_cb_data,
2648 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
2650 * unwind-dw2-fde.c (__deregister_frame_info_bases,
2651 base_from_object, fde_split, end_fde_sort): Likewise.
2652 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
2653 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
2654 uw_init_context_1): Likewise.
2655 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
2656 _Unwind_Resume_or_Rethrow): Likewise.
2657 * unwind-pe.h (__gxx_abort): Do not define.
2658 (size_of_encoded_value, base_of_encoded_value,
2659 read_encoded_value_with_base): Use gcc_unreachable.
2660 * unwind.h (_Unwind_GetTextRelBase): Likewise.
2662 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
2664 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
2665 (cfi_end): New macros.
2666 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
2667 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
2668 an eight byte stack frame.
2669 (__NR_tkill): Define.
2670 (__div0): Use gettid tkill on GNU/Linux.
2671 (_arm_return): Add CFI.
2672 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
2674 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
2676 * configure.ac: Remove spaces around assignment to
2678 * configure: Regenerated.
2680 2005-05-17 David Edelsohn <edelsohn@gnu.org>
2682 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
2683 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
2685 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
2686 Modify aix_struct_return variable, not target_flags.
2687 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
2688 (rs6000_return_in_memory): Test aix_struct_return.
2689 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
2690 independent variable. Report mxl-compat.
2692 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
2694 * config/bfin/bfin.md (eh_return): Add missing DONE.
2696 2005-05-17 Ian Lance Taylor <ian@airs.com>
2698 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
2700 (mode_attr_index): Remove check for defined attribute. Remove
2701 infile parameter. Change all callers.
2702 (apply_mode_maps): Add unknown parameter. Change caller. Always
2703 return after finding attribute.
2704 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
2706 (apply_macro_traverse): Set mtd->unknown_mode_attr.
2707 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
2708 attribute used for a mode.
2710 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2712 * tree-ssa-math-opts.c: New file.
2714 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2716 * tree-ssa-math-opts.c: New file.
2718 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2720 * Makefile.in: Add tree-ssa-math-opts.c.
2721 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
2722 * fold-const.c (distribute_real_division): New.
2723 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
2724 * tree-pass.h (pass_cse_reciprocals): New.
2725 * tree-optimize.c (init_tree_optimization_passes): Run it.
2726 * doc/passes.texi: Document the new pass.
2728 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
2731 * builtins.c (fold_builtin_constant_p): Handle
2732 &"string cst"[0] as constant.
2734 2005-05-17 Richard Henderson <rth@redhat.com>
2736 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
2738 2005-05-17 Jakub Jelinek <jakub@redhat.com>
2741 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
2742 src2 if src2 has been split.
2744 PR tree-optimization/21610
2745 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
2746 returning DECL, call unshare_expr.
2748 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2750 * config/cris/cris.md: Unquote preparation and output statements.
2751 (BWD, WD, BW): New, mode-macros.
2752 (S, s, m, mm, nbitsm1): New, mode-attrs.
2753 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
2754 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
2756 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
2757 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
2758 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
2760 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
2761 ("movdi"): Move misplaced head comment regarding necessity of
2762 movdi from movsi to here.
2763 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
2765 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
2766 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
2767 "*mov_sideqi_biap_mem".
2768 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
2770 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
2771 "*clear_sidehi_biap" and "*clear_sideqi_biap".
2772 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
2773 and "*clear_sideqi".
2774 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
2775 "*ext_sidehisi_biap".
2776 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
2778 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
2779 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
2780 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
2781 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
2782 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
2784 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
2785 "*op_sidehi_biap" and "*op_sidesi_biap".
2786 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
2788 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
2789 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
2790 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
2791 "*op_swap_sidehi" and "*op_swap_sidesi".
2792 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
2793 in the N alternative of "subqi3".
2794 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
2795 "*extophisi_side_biap".
2796 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
2798 ("*extop<mode>si_swap_side_biap"): Replace
2799 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
2800 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
2801 "*extophisi_swap_side".
2802 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
2803 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
2805 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
2806 "mulqihi3", "mulhisi3" and "mulhisi3".
2807 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
2808 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
2810 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
2811 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
2812 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
2813 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
2814 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
2815 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
2816 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
2817 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
2818 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
2819 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
2820 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
2821 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
2823 ("abs<mode>2"): Replace "abshi2" and "absqi2".
2824 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
2826 ("b<ocond>"): Replace "bgt" and "ble".
2827 ("b<rcond>"): Replace "blt" and "bge".
2828 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
2829 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
2831 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
2833 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
2835 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
2837 ("s<rcond>"): Replace "sge" and "slt".
2838 ("s<ocond>"): Replace "sgt" and "sle".
2839 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
2840 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
2841 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
2842 clear.w [rx=rx+i] and clear.b [rx=rx+i].
2844 2005-05-17 Jakub Jelinek <jakub@redhat.com>
2846 * varasm.c (struct constant_descriptor_tree): Add hash field.
2847 (const_desc_hash): Just return hash field.
2848 (const_desc_eq): If hash values are different, return 0 immediately.
2849 (output_constant_def): Compute hash field of temporary key, use
2850 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
2851 newly built constant descriptor.
2852 (lookup_constant_def): Compute hash field of temporary key, use
2853 htab_find_with_hash instead of htab_find.
2855 2005-05-16 Richard Henderson <rth@redhat.com>
2857 * config/i386/sse.md (mulv4si3): New.
2859 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2861 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
2862 tests for noncanonical versions of reg+constant and
2865 2005-05-16 Richard Henderson <rth@redhat.com>
2866 Steven Bosscher <stevenb@suse.de>
2869 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
2870 maybe_clean_eh_stmt; take old stmt parameter. Update EH
2871 region data structure to match replacement.
2872 * tree-flow.h: Update to match.
2873 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2874 * tree-ssa-dom.c (optimize_stmt): Likewise.
2875 * tree-ssa-pre.c (eliminate): Likewise.
2876 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
2878 2005-05-16 Caroline Tice <ctice@apple.com>
2880 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
2881 internal_error with gcc_assert.
2882 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
2883 * function.h (struct function): Remove space between "*" and
2885 * varasm.c (initialize_cold_section_name): Add gcc_assert;
2886 modify to use alloca.
2887 (unlikely_text_section): Add check for flag_function_sections.
2888 (assemble_start_function): Move call to resolve_section, so it
2889 comes before first call to unlikely_text_section.
2890 (assemble_end_function): Add test and call to function_section
2893 2005-05-16 Roger Sayle <roger@eyesopen.com>
2895 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
2896 instead of build_binary_op when performing code transformations
2897 to avoid error messages about constructs not it the user's code.
2899 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2901 * tree-ssa-pre.c: Fix a comment typo.
2903 2005-05-16 Richard Henderson <rth@redhat.com>
2906 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
2907 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
2908 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
2909 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
2910 add_tprel22): Remove mode from symbolic operand.
2912 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
2914 * optc-gen.awk: Include intl.h after the externally-provided files.
2916 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2918 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
2919 folding a COND_EXPR_COND in a nondestructive manner.
2921 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
2923 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
2924 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
2925 New values for vec_select definitions and bitmask for element
2928 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2930 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
2931 Change the type to VEC(rtx,gc)*.
2932 (mem_loc_descriptor, add_const_value_attributes,
2933 dwarf2out_init): Adjust uses of used_rtx_varray.
2935 * tree-data-ref.c (compute_all_dependences): Change the type
2936 of dependence_relations to VEC(ddr_p,heap)**.
2937 (compute_data_dependences_for_loop): Change the type of
2938 allrelations to VEC(ddr_p,heap)*.
2940 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
2942 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
2943 system.h, coretypes.h and tm.h.
2944 (options.o): Update dependencies accordingly.
2945 * optc-gen.awk: Allow header_name to be a list of filenames.
2946 Handle the "Condition" flag.
2947 * opts.h (CL_DISABLED): New flag.
2948 * opts.c (handle_option): Print an error for CL_DISABLED options.
2949 * doc/options.texi: Document the "Condition" option flag.
2951 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
2953 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
2955 2005-05-15 Roger Sayle <roger@eyesopen.com>
2957 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
2958 check for TREE_OVERFLOW on INTEGER_CST trees.
2959 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
2960 CONSTANT_CLASS_P tree nodes.
2962 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
2965 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
2967 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
2969 Fix PR tree-optimization/21576
2971 * tree-ssa-pre.c (expression_node_pool): New pool.
2972 (comparison_node_pool): Ditto.
2973 (list_node_pool): Ditto.
2974 (pool_copy_list): New function.
2975 (phi_translate): Handle CALL_EXPR.
2976 (valid_in_set): Ditto.
2977 (create_expression_by_pieces): Ditto.
2978 (insert_into_preds_of_block): Ditto.
2979 (insert_aux): Ditto.
2980 (compute_avail): Ditto.
2981 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
2982 (can_value_number_call): New function.
2983 (find_leader): Update comment.
2984 (init_pre): Create new pools.
2985 (fini_pre): Free new pools.
2986 (pass_pre): Add TODO_update_ssa for the future when we are going
2988 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
2989 (set_value_handle): Ditto.
2990 (get_value_handle): Ditto.
2992 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
2994 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
2996 2005-05-15 Andreas Jaeger <aj@suse.de>
2998 * gcc.c (pfatal_pexecute): Remove unused local function.
3000 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
3002 * optc-gen.awk: Remove excess indentation.
3003 * opth-gen.awk: Likewise.
3005 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
3007 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
3008 of basic_block_info. Call init_flow and find_basic_blocks
3009 before dbr_schedule if needed.
3011 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3013 * tree-optimize.c (init_tree_optimization_passes): Move
3014 pass_cd_dce in place of the last pass_dce.
3016 PR tree-optimization/21563
3017 * tree-vrp.c (compare_value): Return boolean_false_node when
3018 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
3019 strictly larger than CST.
3021 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
3022 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3024 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
3026 (rev_cond_name) Likewise.
3027 (vax_float_literal) Likewise.
3028 * config/vax/vax.md: Likewise.
3030 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3032 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
3033 registers and use them (specifically the stack pointer).
3034 * config/vax/vax.h: Use above defines right here.
3036 * config/vax/vax.c: (override_options) Remove 'register' keyword.
3037 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
3038 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
3040 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
3041 mostly removal of trailing spaces...
3042 * config/vax/vax-modes.def: Remove trailing whitespace.
3044 * config/vax/elf.h: Update whitespace.
3046 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3049 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3050 * fold-const.c (fold_indirect_ref_1): Avoid removing
3051 NOP_EXPRs with type qualifiers like const.
3053 2005-05-14 Jan Hubicka <jh@suse.cz>
3055 Patch by Richard Henderson:
3056 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
3057 Handle RESX expressions properly.
3059 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
3060 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
3061 (remove_stmt_from_eh_region_fn): Likewise.
3063 * tree-cfg.c (execute_warn_function_return): Break out noreturn
3065 (execute_warn_function_noreturn): ... here.
3066 (pass_warn_function_noreturn): New pass.
3067 * tree-pass.h (pass_warn_function_noreturn): Declare
3068 * tree-optimize.c (init_tree_optimization_passes): Move return
3069 warnings early and add noreturn warnings at place of previous
3072 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3074 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
3075 root_var_init, type_var_init): Use VEC instead of VARRAY.
3076 * tree-ssa-live.h (tree_partition_associator_d): Change the
3077 type of trees to VEC(tree,heap)*.
3078 (tpa_tree): Use VEC instead of VARRAY.
3080 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3082 * fold-const.c (div_if_zero_remainder): New function.
3083 (try_move_mult_to_index): Use it.
3085 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3087 * tree-eh.c (leh_tf_state): Change the type of dest_array to
3089 (maybe_record_in_goto_queue, lower_try_finally_onedest,
3090 lower_try_finally_copy, lower_try_finally_switch,
3091 lower_try_finally): Use VEC instead of VARRAY.
3093 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
3095 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
3096 comment regarding defined register classes.
3097 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
3099 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3101 * tree-optimize.c (init_tree_optimization_passes): Move
3102 pass_merge_phi before the first pass_dominator.
3104 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
3106 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
3109 2005-05-13 Josh Conner <jconner@apple.com>
3111 * config/arm/arm.c (arm_size_return_regs): New.
3112 (thumb_unexpanded_epilogue): replace in-line calculation
3113 of return registers with call to arm_size_return_regs.
3114 (use_return_insn): Include test of which registers are
3115 being used to hold return values, to accommodate
3116 vector return values.
3118 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
3120 * config/rs6000/sysv4.opt (mlittle): Handle.
3122 * config/rs6000/rs6000.c (rs6000_handle_option): Set
3123 target_flags_explicit when appropriate.
3125 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3127 PR middle-end/20714:
3128 * optabs.c (no_conflict_data): New struct.
3129 (no_conflict_move_test): New function.
3130 (emit_no_conflict_block): Use it.
3132 2005-05-13 Adam Nemet <anemet@lnxw.com>
3134 * doc/invoke.texi (Debugging Options): Option
3135 -fdump-translation-unit only works with C++ now.
3137 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
3139 Replace calls to abort in CRIS port.
3140 * config/cris/cris.h (CRIS_ASSERT): New macro.
3141 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
3142 internal_error instead of abort.
3143 ("movsi"): Ditto. Unquote preparation statement section.
3144 ("call", "call_value"): Ditto, but use gcc_assert where
3145 appropriate. Tweak comments.
3146 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
3148 (cris_op_str): Call internal_error, not abort.
3149 (cris_print_operand): Tweak "abort" reference to "die" in comment.
3150 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
3151 (cris_notice_update_cc): Call internal_error, not abort.
3152 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
3153 (cris_emit_movem_store, cris_asm_output_symbol_ref)
3154 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
3155 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
3156 ENABLE_CHECKING-guarded abort call.
3157 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
3158 Use internal_error at end of test-chain.
3160 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3162 PR rtl-optimization/20769:
3163 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
3164 pattern emitted by expand_nl_goto_receiver.
3166 PR middle-end/20793:
3167 * integrate.c (allocate_initial_values): Update register liveness
3170 2005-05-13 Josh Conner <jconner@apple.com>
3172 * arm.c (arm_return_in_memory): Add handling for vector return types.
3174 2005-05-13 David Ung <davidu@mips.com>
3176 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
3178 * config/mips/mips.c: Add 4km alias.
3179 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
3180 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
3183 2005-05-13 Jan Hubicka <jh@suse.cz>
3185 * c-decl.c (finish_function): Suppress "control reaches end of
3186 non-void function" when "no return statement in function
3187 returning non-void" is issued.
3189 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
3190 * tree-optimize.c (pass_gimple): Kill.
3191 (init_tree_optimization_passes): Kill pass_gimple.
3192 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
3193 * tree-dump.c (dump_files): Rename .generic to .gimple.*
3195 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3197 PR rtl-optimization/20756:
3198 * basic-block.h (PROP_DEAD_INSN): Define.
3199 * flow.c (propagate_one_insn): Set during mark_set_regs call
3201 (mark_set_1): Emit a clobber when we are about to delete a dead insn
3202 that kills a live register.
3204 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
3206 * config/s390/s390.md: ("DBL"): New mode attribute.
3207 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
3208 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
3209 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
3211 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
3213 * c-format.c (check_format_arg): Handle string literals of
3214 the form &"string"[offset].
3216 * g++.dg/warn/format4.C: New testcase.
3218 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
3220 * config/mips/3000.md, config/mips/4000.md,
3221 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
3222 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
3223 config/mips/generic.md, config/pdp11/pdp11.md,
3224 config/sh/crt1.asm, config/sh/lib1funcs.asm,
3225 config/sh/sh-modes.def, config/sh/sh-protos.h,
3226 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
3228 2005-05-13 Richard Henderson <rth@redhat.com>
3230 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
3231 addition to move unless dest is a register. Do not skip
3232 instantiation in dest on addition simplification.
3234 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
3236 * config/cris/cris.c (cris_print_operand) <case 'H'; case
3237 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
3238 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
3240 2005-05-13 Jan Hubicka <jh@suse.cz>
3242 * basic-block.h (FOR_ALL_BB_FN): New macro.
3243 (init_flow): Initialize cfg structure.
3244 * function.c (allocate_struct_function): Do not initialize cfg structure.
3245 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
3246 (build_tree_cfg): ... here.
3247 * tree-flow.h (init_empty_tree_cfg): Declare.
3249 2005-05-12 Steven Bosscher <stevenb@suse.de>
3251 Fix PR tree-optimization/21520
3252 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
3253 to attempt to fold constants.
3255 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3257 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
3258 only when TARGET_ADJUST_UNROLL_MAX is defined.
3259 (general_movsrc_operand): Use the C style comment.
3260 (ua_offset): Use prototype.
3262 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
3264 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
3265 (struct hmr_data, hoist_memory_reference, memref_del,
3266 struct fmrv_data): Removed.
3267 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
3268 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
3270 (find_more_ref_vops): Traverse the list of memory references.
3271 (determine_lsm_loop): Work with the list of memory references instead
3272 of traversing the hashtable.
3274 2005-05-12 Steven Bosscher <stevenb@suse.de>
3275 Stuart Hastings <stuart@apple.com>
3276 Jan Hubicka <jh@suse.cz>
3278 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
3279 duplicate_eh_regions): New functions, based on old
3280 implementation removed with RTL inliner.
3281 (reachable_next_level): Modify behaviour pre-inline.
3282 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
3284 * function.h (struct function): Add after_inlining flag.
3285 * tree-optimize.c (tree_rest_of_compilation): Set it.
3286 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
3288 * tree-cfg.c (label_to_block_fn): Deal with cases where
3289 label was never insterted into code.
3291 2005-05-12 Zack Weinberg <zack@codesourcery.com>
3293 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
3295 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
3297 Fix PR tree-optimization/21532
3298 * tree-ssa-pre.c (create_expression_by_pieces): stmt
3299 needs to go onto the inserted_exprs list.
3301 2005-05-12 Ian Lance Taylor <ian@airs.com>
3303 * c-common.h (statement_code_p): Don't declare.
3304 (STATEMENT_CODE_P): Don't define.
3305 (INIT_STATEMENT_CODES): Don't define.
3306 * c-common.c (statement_code_p): Don't define.
3308 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3310 * config/sparc/sparc.h: Remove dead code.
3311 * config/sparc/sparc.c (sparc_compute_frame_size): Use
3312 FIRST_PARM_OFFSET for the size of the register window area.
3313 (emit_save_regs): Rename into emit_save_or_restore_regs.
3314 Add 'action' parameter. Use 4095 as upper bound for the offset.
3315 Pass 'action' to save_or_restore_regs.
3316 (emit_restore_regs): Delete.
3317 (sparc_expand_prologue): Call emit_save_or_restore_regs.
3318 (sparc_expand_epilogue): Likewise.
3319 * config/sparc/sparc.md (mode macro P): Move.
3320 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
3321 (mov<V32:mode> expander): Move to the top of the V32 section.
3322 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
3323 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
3324 (sibcall_epilogue): Move.
3326 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
3329 * arm.c (arm_gen_constant): Sign-extend intermediate values when
3330 synthesizing a constant of the difference of two immediates.
3332 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
3334 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
3335 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
3336 the alternatives using integer registers into the appropriate
3339 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3341 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
3342 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
3343 * bitmap.h: Fixed comments.
3345 2005-05-11 Richard Henderson <rth@redhat.com>
3348 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
3349 (ia64_cannot_force_const_mem): New.
3350 (tls_symbolic_operand_type): New.
3351 (ia64_legitimate_constant_p): New.
3352 (ia64_expand_load_address): Return true on success. Improve
3353 checks for when we should not split.
3354 (ia64_expand_tls_address): New addend operand. Distribute it
3355 as appropriate to the tls_kind. Delay referencing gp.
3356 (ia64_expand_move): Split symbolic addend as necessary. Handle
3357 tls symbols with addends.
3358 * config/ia64/ia64-protos.h: Update.
3359 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
3360 p0, f0, f1, and r13.
3361 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
3362 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
3363 (symbolic_operand splitter): Pass everything through
3364 ia64_expand_load_address and FAIL or DONE as appropriate.
3365 (load_fptr): Only accept after reload.
3366 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
3367 load_symptr_low, load_ltoff_dtpmod,
3369 (load_dtprel): Only accept tls symbols.
3370 (load_dtprel64, load_dtprel22): Likewise.
3371 (load_tprel, load_tprel64, load_tprel22): Likewise.
3372 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
3373 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
3374 (add_dtprel14, add_dtprel22): Likewise.
3375 (add_tprel, add_tprel14, add_tprel22): Likewise.
3376 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
3377 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
3378 (got_symbolic_operand): Check CONST offsets.
3379 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
3380 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
3381 (move_operand): Don't handle tls here. Check CONST offsets.
3383 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3385 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
3386 Remove hilo_operand check.
3387 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
3388 * config/mips/predicates.md (hilo_operand): Delete.
3390 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3392 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
3394 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
3396 PR tree-optimizer/18472
3397 * tree-if-conv.c (tree_if_convert_stmt,
3398 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
3400 2005-05-11 Jan Hubicka <jh@suse.cz>
3402 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
3403 (GTFILES): add except.h.
3404 * except.c (eh_status): Add throw_stmt_table.
3405 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
3406 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
3407 lookup_stmt_eh_region_fn): Declare.
3408 (throw_stmt_node): New structure.
3409 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
3410 * gengtype.c (open_base_files): Add except.h to inlines.
3411 * tree-eh.c (throw_stmt_node): Kill.
3412 (record_stmt_eh_region): Update.
3413 (add_stmt_to_eh_region_fn): Break out from ...
3414 (add_stmt_to_eh_region): ... here.
3415 (remove_stmt_from_eh_region_fn): Break out from ...
3416 (remove_stmt_from_eh_region): ... here.
3417 (lookup_stmt_eh_region_fn): Break out from ...
3418 (lookup_stmt_eh_region): ... here.
3419 (honor_protect_cleanup_actions): Use build_resx.
3420 (lower_try_finally_onedest): Likewise.
3421 (lower_try_finally_copy): Likewise.
3422 (lower_try_finally_switch): Likewise.
3423 (lower_eh_constructs): Update eh table construction.
3424 * tree.c (build_resx): New.
3425 * tree.h (build_resx): Declare.
3427 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
3429 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
3432 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
3434 * fold-const.c, libgcov.c: Fix comment typos.
3436 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
3439 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
3441 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3442 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
3444 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
3446 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
3449 * crtstuff.c: Include auto-host.h again, for now.
3451 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3453 * config/mips/24k.md: Remove trailing whitespace.
3455 2005-05-11 David Ung <davidu@mips.com>
3457 * config/mips/mips.md (type): Add imul3.
3458 (length, hazard, may_clobber_hilo): Check for imul3.
3459 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
3460 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
3461 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
3462 for a 3 operand mul and its bypasses.
3463 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
3464 * config/mips/4000.md (r4k_imul): Likewise.
3465 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
3466 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
3467 (vr4130_muldi): Likewise.
3468 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
3469 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
3470 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
3471 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
3472 (ir_vr54_imadd_si): Likewise.
3473 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
3474 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
3475 (rm7_impy_di): Likewise.
3476 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
3477 * config/mips/generic.md (generic_imul): Likewise.
3478 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
3479 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
3481 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
3483 PR middle-end/20371:
3484 * tree.h (record_layout_info_s): New member prev_packed.
3485 * stor-layout.c (update_alignment_for_field): Fix comment about
3486 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
3487 we start it properly aligned.
3488 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
3489 to update_alignment_for_field, and recompute it afterwards using
3490 the alignment of the record.
3491 When a packed bitfield precedes an MS bitfield, don't add padding
3492 at the end of the packed bitfield on behalf of the base type of
3493 the packed bit field.
3494 Don't adjust rli->bitpos at the end
3495 of an MS bitfield run if we already adjusted bitpos/offset for an
3496 alignment as large or larger than the bitfield type size.
3497 Take possible record alignment > BIGGEST_ALIGNMENT into account
3498 when calculating actual_align.
3499 Only put packed buit fields into rli->prev_field if they end up
3501 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
3502 Update rli->remaining_in_alignment when we have already started a
3503 run of bit fields and we process a packed bit field.
3505 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
3507 * tree-data-ref.c (find_data_references_in_loop): Give up when
3508 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
3509 may embed arbitrary side effects.
3510 Remove the assumption that GIMPLE form contains a single array
3511 access per statement.
3512 When the statement contains virtual operands, fail if it is not
3513 a MODIFY_EXPR or a CALL_EXPR.
3514 Return after the dont know node is inserted.
3516 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
3518 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
3520 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3523 PR tree-optimization/19639
3524 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
3525 and generic summands for char* as s * delta, too, folding &a[i]
3526 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
3527 for comparison of steps. Convert types for index addition.
3528 (fold_binary): Adjust the callers to always dispatch to
3529 try_move_mult_to_index.
3530 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
3531 expr with non-gimple ARRAY_REF offset.
3533 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3535 * fold-const.c (fold_indirect_ref_1): Avoid removing
3536 NOP_EXPRs with type qualifiers like const.
3538 2005-05-11 Richard Henderson <rth@redhat.com>
3541 * c-decl.c (finish_decl): Propagate the completed array type of
3542 a global variable into the binding.
3544 2005-05-10 Matt Kraai <kraai@ftbfs.org>
3546 * Makefile.in (gtype-desc.o, build/genautomata.o)
3547 (build/varray.o): Depend on $(VARRAY_H).
3549 2005-05-10 Diego Novillo <dnovillo@redhat.com>
3551 * tree-optimize.c (init_tree_optimization_passes): Re-organize
3552 optimization passes to do an initial batch of scalar cleanups.
3554 2005-05-10 Ian Lance Taylor <ian@airs.com>
3556 * read-rtl.c (struct macro_traverse_data): Define.
3557 (map_attr_string): New static function, broken out of
3558 apply_macro_to_string.
3559 (mode_attr_index, apply_mode_maps): New static functions.
3560 (apply_macro_to_string): Call map_attr_string.
3561 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
3563 (apply_macro_traverse): Expect data to point to a struct
3564 macro_traverse_data.
3565 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
3566 to pass data through htab_traverse.
3567 (read_rtx_1): Add mode_maps parameter. Change all callers.
3568 Handle mode names which are attribute strings.
3569 * doc/md.texi (Substitutions): Rename from String Substitutions.
3570 Change references. Document using attributes as modes.
3572 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3574 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
3575 * tree-optimize.c (init_tree_optimization_passes) Swap
3576 pass_ch and pass_profile.
3577 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
3578 here. Remove rewrite_into_loop_closed_ssa call.
3580 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3582 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
3584 (legitimate_reload_constant_p): Add check for const double zero.
3585 * config/s390/s390.md: Add comment for constraint letter 'G'.
3586 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
3587 attributes for new case.
3588 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
3589 s390_const_double_ok_for_constraint_p.
3590 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
3593 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3595 PR tree-optimization/21170
3596 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
3597 rewrite_ssa_into_ssa in comments with update_ssa.
3599 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3601 * tree-ssa-loop-im.c: Include hashtab.h.
3602 (struct mem_ref_loc): New.
3603 (struct mem_ref): Describe the set of references with the same
3605 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
3606 maybe_queue_var, fem_single_reachable_address,
3607 for_each_memref, single_reachable_address,
3608 is_call_clobbered_ref, determine_lsm_reg): Removed.
3609 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
3610 hoist_memory_reference, memref_hash, memref_eq, memref_del,
3611 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
3613 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
3614 (determine_lsm_loop): Rewritten.
3615 (determine_lsm): Do not set stmt uids.
3617 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3619 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
3622 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3624 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
3625 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
3626 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
3628 2005-05-10 Jeff Law <law@redhat.com>
3630 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
3631 thread_across_edge for any abnormal edges.
3633 2005-05-10 Richard Henderson <rth@redhat.com>
3635 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
3636 * config/ia64/ia64-protos.h: Declare it.
3637 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
3638 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
3639 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
3640 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
3641 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
3642 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
3643 extend result; use release semantics.
3644 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
3645 (sync_val_compare_and_swap_<IMODE>): Update to match.
3647 2005-05-10 Richard Henderson <rth@redhat.com>
3649 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
3650 before comparing it for success.
3652 2005-05-10 Richard Henderson <rth@redhat.com>
3654 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
3655 no return value pattern.
3657 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
3658 H.J. Lu <hongjiu.lu@intel.com>
3660 * libgcov.c (create_file_directory): New function. Create
3661 directory for the given file name.
3662 (gcov_max_filename): New static var. Keeps size of the longest
3664 (gcov_exit): Always try to create directory for output
3665 file. Relocate each filename basing on environment vars.
3666 (__gcov_init): Remember the longest file name.
3667 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
3668 * doc/gcov.texi (Cross-profiling): New node documenting
3669 cross-profiling management.
3670 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
3672 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3674 * config/sparc/sparc.c (mem_min_alignment): Do not rely
3675 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
3677 2005-05-10 Bob Wilson <bob.wilson@acm.org>
3679 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
3680 case code to avoid one move instruction.
3681 (__umodsi3, __modsi3): Merge duplicated code sequences.
3683 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3685 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
3686 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
3687 * doc/invoke.texi: Fix typos.
3689 * tree-data-ref.c (analyze_array_indexes, analyze_array,
3690 init_data_ref, access_functions_are_affine_or_constant_p,
3691 free_data_refs): Use VEC instead of VARRAY.
3692 * tree-data-ref.h (data_reference): Change the type of
3693 access_fns to VEC(tree,gc)*.
3694 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
3696 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
3699 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
3700 * fold-const.c (fold): Expand the condition of reducing cond_expr.
3701 (contains_label_1, contains_label_p): New functions for checking
3702 labels in a sub-tree.
3704 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
3707 * c-decl.c (pushdecl): When there is a declaration in the current
3708 scope and the declarations are external linkage, check for
3709 compatibility with the type in the external scope and update the
3710 type in the external scope with the composite type information.
3711 Do not form a composite type of the new type and the visible type
3712 if they are incompatible.
3714 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
3716 * crtstuff.c: Revert part of 2005-05-08 Change.
3717 (IN_LIBGCC2): Define.
3719 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3721 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
3722 remove redundant test.
3723 (fp_mov_p): Accept 0.
3724 (fp_high_losum_p): Remove redundant test.
3725 * config/sparc/predicates.md (const_high_operand): Explicitly test
3726 (not small_int_operand).
3727 (fp_const_high_losum_operand): New.
3728 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
3729 (movdi_insn_sp32_v9): Use canonical predicates.
3730 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
3731 (movdi_insn_sp64_novis): Delete.
3732 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
3733 (movsf_insn_novis): Delete.
3734 (movsf_insn_vis): Rename into movsf_insn.
3735 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
3736 (movsf_lo_sum): Use fp_const_high_losum_operand.
3737 (movsf_high): Likewise.
3738 (movsf_high_losum splitter): Likewise.
3739 (mov<V32:mode> expander): Use register_or_zero_operand.
3740 (mov<V64:mode> expander): Likewise.
3741 (movdf_insn_sp32): Use register_or_zero_operand.
3742 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
3743 Rename into movdf_insn_sp32_no_fpu.
3744 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
3745 Rename into movdf_insn_sp32_v9_no_fpu.
3746 (movdf_insn_v9only_novis): Delete.
3747 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
3748 (movdf_insn_sp64_novis): Delete.
3749 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
3750 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
3751 Rename into movdf_insn_sp64_no_fpu.
3752 (movtf expander): Use register_or_zero_operand.
3753 (movtf_insn_sp32): Delete.
3754 (movtf_insn_vis_sp32): Use register_or_zero_operand.
3755 Rename into movtf_insn_sp32.
3756 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
3757 Rename into movtf_insn_sp32_no_fpu.
3758 (movtf_insn_hq_sp64): Delete.
3759 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
3760 Rename into movtf_insn_sp64_hq.
3761 (movtf_insn_sp64): Delete.
3762 (movtf_insn_vis_sp64): Use register_or_zero_operand.
3763 Rename into movtf_insn_sp64.
3764 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
3765 Rename into movtf_insn_sp64_no_fpu.
3767 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
3769 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
3770 gcc_assert and gcc_unreachable as appropriate.
3771 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
3772 xstormy16_output_cbranch_si, xstormy16_split_move,
3773 xstormy16_initial_elimination_offset,
3774 xstormy16_encode_section_info, xstormy16_print_operand_address,
3775 xstormy16_expand_call, xstormy16_expand_arith,
3776 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
3778 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3780 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
3781 const_copies to VEC(tree,heap)*.
3782 (new_elim_graph, delete_elim_graph, elim_graph_size,
3783 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
3786 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
3789 * doc/extend.texi (Type Attributes): Correct example syntax.
3791 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
3794 * doc/invoke.texi (-Wuninitialized): Update documentation.
3796 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
3798 * arm.c (const_ok_for_arm): Use a faster algorithm.
3800 2005-05-09 David Edelsohn <edelsohn@gnu.org>
3803 * config/rs6000/rs6000.md (add_op2): New.
3804 (add<mode>3): Use it.
3806 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
3808 * arm.c (arm_gen_constant): Add new heuristic for generating
3809 constant integers that can be expressed as the difference of two
3812 2005-05-09 Roger Sayle <roger@eyesopen.com>
3814 * c-tree.h (parser_build_unary_op): New prototype.
3815 * c-typeck.c (parser_build_unary_op): New function to construct
3816 a unary operation in the C parser.
3817 * c-parser.c (c_parser_unary_expression): Use the new function
3818 parser_build_unary_op when appropriate.
3820 2005-05-09 Mark Mitchell <mark@codesourcery.com>
3823 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
3824 before outputting DWARF_FRAME_RETURN_COLUMN.
3826 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3828 * config/s390/s390.c: (s390_branch_condition_mask,
3829 s390_branch_condition_mnemonic, s390_extra_constraint_str,
3830 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
3831 legitimize_pic_address, s390_emit_tls_call_insn,
3832 legitimize_tls_address, legitimize_tls_address,
3833 s390_expand_addcc, print_shift_count_operand, print_operand,
3834 addr_generation_dependency_p, annotate_constant_pool_refs,
3835 s390_split_branches, find_constant_pool_ref,
3836 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
3837 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
3838 s390_output_pool_entry, s390_function_value,
3839 s390_call_saved_register_used, s390_emit_call): Replace
3840 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
3841 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
3842 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
3843 get_some_local_dynamic_name, s390_function_arg_size,
3844 s390_function_arg_advance, s390_function_arg,
3845 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
3846 default case by gcc_unreachable.
3847 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
3848 conditional abort by gcc_assert.
3849 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
3850 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
3852 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3854 * config/s390/s390.c: (s390_decompose_address,
3855 tls_symbolic_operand, legitimate_pic_operand_p,
3856 legitimate_constant_p, legitimate_reload_constant_p,
3857 s390_expand_plus_operand, legitimate_address_p,
3858 legitimate_la_operand_p, ): Remove 'register' from signature.
3859 (symbolic_reference_mentioned_p,
3860 tls_symbolic_reference_mentioned_p): Remove 'register' from local
3861 variable declarations.
3862 (legitimize_address): Remove 'register' from
3863 signature and local variable declarations.
3865 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3867 * config/s390/s390-protos.h: (s390_match_ccmode,
3868 s390_match_ccmode_set, reg_used_in_mem_p,
3869 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
3870 legitimate_la_operand_p, preferred_la_operand_p,
3871 s390_short_displacement, addr_generation_dependency_p,
3872 legitimate_reload_constant_p, legitimate_address_p): Change return type
3874 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
3875 * config/s390/s390.c: (s390_match_ccmode,
3876 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
3877 legitimate_reload_constant_p): Change return type into 'bool'.
3878 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
3879 Likewise. Additionally adapted comment.
3880 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
3881 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
3882 (s390_decompose_address): Change the type of the internal flags
3883 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
3884 (struct s390_address): Change type of "pointer" into bool.
3885 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
3886 Adapt calls for 's390_tm_ccmode' to the new signature.
3888 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3890 * config/s390/s390.c: (s390_match_ccmode_set,
3891 s390_branch_condition_mnemonic, s390_short_displacement,
3892 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
3893 print_shift_count_operand, get_some_local_dynamic_name,
3894 get_some_local_dynamic_name_1, reg_used_in_mem_p,
3895 addr_generation_dependency_p, s390_split_branches,
3896 annotate_constant_pool_refs, find_constant_pool_ref,
3897 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
3898 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
3899 s390_register_info, s390_frame_info, s390_init_frame_layout,
3900 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
3901 restore_gprs, s390_function_arg_size, s390_function_arg_float,
3902 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
3903 s390_encode_section_info, s390_cannot_force_const_mem,
3904 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
3905 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
3906 s390_adjust_priority, s390_issue_rate,
3907 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
3908 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
3909 s390_build_builtin_va_list, s390_gimplify_va_arg,
3910 s390_function_ok_for_sibcall, s390_call_saved_register_used,
3911 s390_pass_by_reference, s390_fixed_condition_code_regs,
3912 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
3913 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
3914 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
3915 s390_add_pool_insn, s390_find_pool, s390_add_constant,
3916 s390_find_constant, s390_add_execute, s390_find_execute,
3917 s390_execute_label, s390_execute_target, s390_dump_pool,
3918 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
3919 Move target macro definitions to the end of the file. Move several
3920 functions within the file to assure correct compiling.
3922 2005-05-09 Steven Bosscher <stevenb@suse.de>
3924 * calls.c (purge_reg_equiv_notes): Remove, fold into...
3925 (fixup_tail_calls): ...here. Only look at insns between the
3926 start of the function and the FUNCTION_BEG insn note.
3928 * gcse.c (one_cprop_pass): Fix typos in dumps.
3930 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
3932 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3934 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
3935 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
3936 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
3937 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
3939 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
3940 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
3941 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
3944 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3946 * config/s390/s390.md: ("gf") New mode attribute.
3947 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
3948 "fixuns_truncsfsi2"): Merge.
3949 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
3950 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
3951 "fix_truncsfsi2_ieee"): Merge.
3953 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3955 * config/s390/s390.md: ("FPR") New mode macro.
3956 ("de", "dee"): New mode attributes.
3957 ("cmpdf", "cmpsf"): Merge.
3958 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
3959 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
3960 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
3961 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
3962 ("floatdidf2", "floatdisf2"): Merge.
3963 ("adddf3", "addsf3"): Merge.
3964 ("*adddf3", "*addsf3"): Merge.
3965 ("*adddf3_cc", "*addsf3_cc"): Merge.
3966 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
3967 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
3968 ("subdf3", "subsf3"): Merge.
3969 ("*subdf3", "*subsf3"): Merge.
3970 ("*subdf3_cc", "*subsf3_cc"): Merge.
3971 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
3972 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
3973 ("muldf3", "mulsf3"): Merge.
3974 ("*muldf3", "*mulsf3" "): Merge.
3975 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
3976 ("*fmadddf", "*fmaddsf"): Merge.
3977 ("*fmsubdf", "*fmsubsf"): Merge.
3978 ("divdf3", "divsf3"): Merge.
3979 ("*divdf3", "*divsf3"): Merge.
3980 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
3981 ("negdf2", "negsf2"): Merge.
3982 ("*negdf2_cc", "*negsf2_cc"): Merge.
3983 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
3984 ("*negdf2", "*negsf2"): Merge.
3985 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
3986 ("absdf2", "abssf2"): Merge.
3987 ("*absdf2_cc", "*abssf2_cc"): Merge.
3988 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
3989 ("*absdf2", "*abssf2"): Merge.
3990 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
3991 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
3992 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
3993 ("*negabsdf2", "*negabssf2"): Merge.
3994 ("sqrtdf2", "sqrtsf2"): Merge.
3996 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3998 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
4000 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
4001 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
4002 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4003 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
4005 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
4006 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
4007 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
4008 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
4009 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
4010 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
4011 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
4012 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
4013 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
4014 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
4015 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
4016 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
4017 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
4018 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
4019 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
4020 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
4022 ("*divsf3"): Additionally rename second pattern to
4024 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4025 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
4026 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
4027 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
4028 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
4029 'type values' and rename 'type' value.
4030 ("*addsf3"): Additionally rename second pattern to
4033 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4035 * config/s390/s390.md: ("SHIFT"): New mode macro.
4036 ("lr", "shift"): New mode attributes.
4037 ("ashldi3", "lshrdi3"): Merge.
4038 ("*ashldi3_31", "*lshrdi3"_31): Merge.
4039 ("*ashldi3_64", "*lshrdi3"_64): Merge.
4040 ("ashlsi3", "lshrsi3"): Merge.
4042 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4044 * config/s390/s390.md: ("DSI", "SCOND"): New mode
4046 ("E", "g"): New mode attributes.
4047 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
4048 ("*adddi3_alc", "*addsi3_alc"): Merge.
4049 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
4050 ("*subdi3_slb", "*subsi3_slb"): Merge.
4051 ("adddicc", "addsicc"): Merge.
4052 ("*sconddi", "*scondsi"): Merge.
4053 ("*sconddi_neg", "*scondsi_neg"): Merge.
4054 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
4055 ("negdi2", "negsi2"): Extract expander pattern from
4056 "negsi2" and merge with "negdi2".
4057 ("*negdi2"): Merge with instruction pattern of "negsi2".
4058 ("*negdi2_cc", "*negsi2_cc"): Merge.
4059 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
4060 ("rotldi3", "rotlsi3"): Merge.
4062 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4064 * config/s390/s390.md: ("hc"): New mode attribute.
4065 ("extendhidi2", "extendqidi2"): Merge.
4066 ("*extendhidi2", "*extendqidi2"): Merge.
4067 ("extendhisi2", "extendqisi2"): Merge.
4068 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
4069 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
4070 Merged 2 define_split.
4071 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
4072 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
4074 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4076 * config/s390/s390.md: ("COMPARE"): New mode macro.
4077 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
4078 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
4079 "bungt", "bunle", "bunge", "bltgt"): Merge.
4081 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4083 * config/s390/s390.md: ("INT"): New mode macro.
4084 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
4087 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4089 * config/s390/s390.md: ("GPR", "P"): New mode macros.
4090 ("cmpdi", "cmpsi"): Merge.
4091 ("strlendi", "strlensi"): Merge.
4092 ("*strlendi", "*strlensi"): Merge.
4093 ("movmemdi", "movmemsi"): Merge.
4094 ("clrmemdi", "clrmemsi"): Merge.
4096 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4098 * config/s390/s390.md: ("HQI"): New mode macro.
4099 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
4100 ("*tmhi_full", "*tmqi_full"): Merge.
4101 ("*tsthiCCT", "*tstqiCCT"): Merge.
4102 ("*tsthi", "*tstqi"): Merge.
4103 ("*tsthi_cconly", "tstqi_cconly"): Merge.
4104 ("*sethighhisi", "*sethighqisi"): Merge.
4106 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
4108 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
4109 config/alpha/unicosmk.h, config/arc/arc.md,
4110 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
4111 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
4112 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
4113 config/arm/semi.h, config/arm/uclinux-elf.h,
4114 config/arm/wince-pe.h, config/fr30/fr30.c,
4115 config/rs6000/altivec.h: Update copyright.
4117 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4119 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
4120 gcc_assert and gcc_unreachable as appropriate.
4121 (pdp11_output_function_epilogue, output_move_double,
4122 output_move_quad, print_operand_address, output_jump,
4123 output_addr_const_pdp11): Likewise.
4124 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
4125 ASM_OUTPUT_ALIGN): Likewise.
4126 * config/pdp11/pdp11.md: Likewise.
4127 (extendhisi2, subhi3, subqi3): Likewise.
4129 2005-05-09 David Edelsohn <edelsohn@gnu.org>
4132 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
4135 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
4137 * config/ia64/ia64.c: Fix a comment typo.
4139 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
4142 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
4143 (arm_override_options): Use them instead of manifest constants. Don't
4144 allow -march to override the -mtune setting.
4146 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4148 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
4149 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
4150 (function_arg_advance, function_arg, save_restore_insns,
4151 iq2000_expand_prologue, iq2000_output_conditional_branch,
4152 expand_one_builtin, print_operand):
4153 * config/iq2000/iq2000.md (tablejump): Likewise.
4155 2005-05-09 David Ung <davidu@mips.com>
4157 * config/mips/mips.h (processor_type): Add names for the 24K.
4158 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
4160 * config/mips/mips.md (cnv_mode): New attribute for recording the
4161 conversion types of float convert insns.
4162 (cpu): Add 24k and 24kx.
4163 (include): Include 24k.md file.
4164 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
4165 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
4166 (floatdisf2): Setup cnv_mode.
4167 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
4169 * config/mips/24k.md: New file, contains 24k DFA pipeline
4172 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4174 * config/sh/sh.c (print_operand_address): Use gcc_assert and
4175 gcc_unreachable as appropriate.
4176 (print_operand, prepare_move_operands, prepare_scc_operands,
4177 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
4178 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
4179 fixup_mova, gen_far_branch, sh_reorg, split_branches,
4180 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
4181 sh_set_return_address, sh_setup_incoming_varargs,
4182 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
4183 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
4184 check_use_sfunc_addr): Likewise.
4185 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
4186 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
4187 * config/sh/symbian.c (sh_symbian_mark_dllexport,
4188 sh_symbian_mark_dllimport): Likewise.
4189 * config/sh/sh.md: Likewise.
4190 (movdicc, call_pop, call_value_pop, casesi_worker_1,
4191 casesi_worker_2, casesi_shift_media, casesi_load_media,
4192 return_media): Likewise.
4194 2005-05-08 Roger Sayle <roger@eyesopen.com>
4197 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
4200 2005-05-08 Richard Henderson <rth@redhat.com>
4202 * config/alpha/alpha.c (adjust_address): Fix typo last change.
4204 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4206 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
4207 and -1 can happen in reg_renumber when no hard register is assigned.
4209 2005-05-08 Steven Bosscher <stevenb@suse.de>
4210 Kazu Hirata <kazu@cs.umass.edu>
4212 PR tree-optimization/14841, tree-optimization/15838
4213 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
4214 (evaluate_stmt): Call it.
4216 2005-05-08 Jakub Jelinek <jakub@redhat.com>
4218 * config/ia64/ia64.c (ia64_override_options): Don't set
4219 ia64_flag_var_tracking and clear flag_var_tracking here...
4220 (ia64_file_start): ... but here.
4222 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4224 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
4225 and gcc_unreachable as appropriate.
4226 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
4227 m68hc11_gen_highpart, print_operand, print_operand_address,
4228 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
4229 m68hc11_gen_movhi): Likewise.
4230 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
4231 * config/m68hc11/m68hc11.md: Reword comment.
4233 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4236 * config/m68hc11/predicates.md (splitable_operand): An immediate is
4239 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4241 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
4242 the 68HC12 address indirect addressing mode as it is not supported by
4244 * config/m68hc11/m68hc11-protos.h
4245 (m68hc11_valid_addressing_p): Declare.
4246 (m68hc11_add_mode): Declare.
4247 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
4248 register_indirect_p and export it.
4249 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
4250 instruction so that it is part of the good BB.
4251 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
4252 addressing with movw.
4253 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
4255 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
4256 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
4257 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
4259 ("*movhi_68hc12"): Handle movhi_const0.
4260 ("*subhi3", "subqi3"): Use general_operand for operand 1.
4261 ("*subhi3_zext"): Likewise.
4263 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4266 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
4267 operand 1 and fix constraints.
4268 ("mulqihi3"): Use general_operand for operand 2.
4270 2005-05-08 Julian Brown <julian@codesourcery.com>
4271 H.J. Lu <hongjiu.lu@intel.com>
4272 Paul Brook <paul@codesourcery.com>
4274 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
4275 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
4276 20050308/2.16.0 or newer for comdat group.
4277 * configure: Regenerated.
4278 * config.in: Regenerated.
4279 * varasm.c (default_function_rodata_section): Put .rodata section in
4280 COMDAT group when necessary.
4281 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
4283 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
4286 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
4288 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
4290 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
4291 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
4292 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
4293 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4295 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4298 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
4299 64-bit constants on 64-bit hosts.
4300 (m68hc11_split_logical): Simplify.
4301 (m68hc11_split_move): Likewise.
4303 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4304 Paolo Bonzini <bonzini@gnu.org>
4306 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
4307 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
4308 * configure.ac (enable_checking): Fix typos in runtime_checking.
4309 (ENABLE_RUNTIME_CHECKING): Mark as target template.
4310 (xm_file): Prepend auto-host.h
4311 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
4312 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
4314 * crtstuff.c: Do not include auto-host.h.
4315 (IN_LIBGCC2): Do not define.
4316 * gcov-io.h: Include tconfig.h, not auto-host.h.
4317 * libgcc2.c: Do not include auto-host.h.
4318 (abort): Do not undefine.
4319 * libgcov.c: Remove unneeded comment about config.h.
4320 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
4321 * config.in, configure: Regenerated.
4323 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4324 Falk Hueffner <falk@debian.org>
4326 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
4327 and gcc_unreachable as appropriate.
4328 (get_aligned_mem, get_unaligned_address,
4329 alpha_emit_set_long_const, alpha_emit_conditional_branch,
4330 alpha_emit_setcc, alpha_emit_conditional_move,
4331 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
4332 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
4333 alpha_expand_unaligned_load, alpha_expand_block_move,
4334 alpha_expand_zap_mask, get_trap_mode_suffix,
4335 get_round_mode_suffix, get_some_local_dynamic_name,
4336 print_operand_address, function_arg, alpha_return_in_memory,
4337 function_value, alpha_expand_builtin,
4338 alpha_initial_elimination_offset, alpha_expand_epilogue,
4339 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
4340 alphaev5_next_group, alpha_align_insns,
4341 unicosmk_initial_elimination_offset, unicosmk_unique_section,
4342 unicosmk_ssib_name): Likewise.
4343 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
4344 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
4345 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
4346 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
4347 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
4348 * config/alpha/alpha.md (*divmodsi_internal_er,
4349 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
4350 call_nt, call_umk, call_vms, call_value, sibcall_value,
4351 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
4352 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
4353 * config/alpha/predicates.md (input_operand): Likewise.
4355 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4357 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
4358 gcc_unreachable, as appropriate.
4359 (frv_function_prologue, frv_alloc_temp_reg,
4360 frv_initial_elimination_offset, frv_expand_block_move,
4361 frv_expand_block_clear, frv_print_operand_jump_hint,
4362 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
4363 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
4364 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
4365 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
4366 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
4367 frv_in_small_data_p, frv_asm_out_constructor,
4368 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
4369 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
4370 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
4371 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
4372 sibcall_value, casesi): Likewise.
4374 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
4375 gcc_unreachable as appropriate.
4376 (print_operand_address, mn10300_print_reg_list, expand_prologue,
4377 expand_epilogue, notice_update_cc, initial_offset,
4378 mn10300_address_cost_1): Likewise.
4379 * config/mn10300/mn10300.md: Likewise.
4380 (absdf2, abssf2, negdf2, negsf2): Likewise.
4382 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
4385 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
4387 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
4388 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
4389 including sunge_<mode> and sungt_<mode>.
4391 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
4393 * integrate.h (get_hard_reg_initial_val): Change type of register
4394 parameter from int to unsigned int.
4395 (has_hard_reg_initial_val): Likewise.
4396 * integrate.c (get_hard_reg_initial_val): Likewise.
4397 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
4399 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
4401 * except.c (eh_status): Change the type of ttype_data to
4403 (add_ttypes_entry, assign_filter_values,
4404 output_function_exception_table): Use VEC instead of VARRAY.
4406 2005-05-07 David Edelsohn <edelsohn@gnu.org>
4408 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
4410 2005-05-07 Paul Brook <paul@codesourcery.com>
4412 * Makefile.in: Fix dependencies.
4413 (GCOV_IO_H, VARRAY_H): Set.
4415 2005-05-07 Anthony Green <green@redhat.com>
4418 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
4419 x$STMP_FIXPROTO test.
4420 * configure: Rebuilt.
4422 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
4424 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
4425 inappropriate feature test macros if flag_iso.
4427 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
4429 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
4431 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
4434 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
4435 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
4436 Handle moved operand being in special register.
4437 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
4438 presumed working insn.
4439 (mover2side): Add FIXME.
4441 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
4443 * integrate.c (get_func_hard_reg_initial_val): Delete.
4444 (has_func_hard_reg_initial_val): Delete.
4445 (get_hard_reg_initial_val): Inline the old implementation of
4446 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
4447 instead of has_func_hard_reg_initial_val to test for an existing
4448 pseudo. Only create an rtx if a new initial value entry is needed.
4449 (has_hard_reg_initial_val): Scan the initial value list directly.
4450 Don't create an rtx.
4452 2005-05-07 David Edelsohn <edelsohn@gnu.org>
4454 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
4456 * config.in (HAVE_AS_POPCNTB): New.
4457 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
4458 (HAVE_AS_POPCNTB): New.
4459 * configure: Regenerated.
4460 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
4461 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
4462 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
4463 and rs6000_sched_costly_dep.
4464 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
4465 (TARGET_XL_COMPAT): Delete.
4466 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
4467 (popcount<mode>2): New.
4468 (popcntb<mode>2): New.
4469 * config/rs6000/rs6000.opt (mpopcntb): New.
4471 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
4472 if variable name exists.
4474 2005-05-07 Matt Kraai <kraai@ftbfs.org>
4476 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
4478 2005-05-07 Richard Henderson <rth@redhat.com>
4481 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
4482 with constant offsets.
4484 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
4486 * config/v850/v850.c (print_operand): Use gcc_assert and
4487 gcc_unreachable, as appropriate.
4488 (print_operand_address, v850_handle_data_area_attribute,
4489 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
4490 v850_insert_attributes, construct_prepare_instruction): Likewise.
4491 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4492 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
4494 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
4496 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
4497 config/rs6000/rs6000.h: Fix comment typos.
4499 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
4501 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
4502 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
4503 (mips_scalar_mode_supported_p): Delete.
4505 2005-05-06 Eric Christopher <echristo@redhat.com>
4507 * config/mips/mips.opt: Remove -mint64 option.
4508 * config/mips/mips.c (override_options): Remove -mint64
4510 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
4511 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
4512 64-bit integer handling.
4513 * doc/invoke.texi (Option Summary): Remove -mint64 for
4516 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4518 PR tree-optimization/19401
4519 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
4520 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
4521 (estimated_unrolled_size): New function.
4522 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
4523 tree_unroll_loops_completely): Always unroll loops if the code size
4525 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
4526 loops should be unrolled completely.
4527 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
4529 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4531 PR rtl-optimization/21254
4532 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
4533 assumptions for loops that otherwise do not roll.
4534 (find_simple_exit): Prefer # of iterations that is guaranteed
4536 * loop-unroll.c (decide_peel_once_rolling,
4537 decide_peel_completely): Check whether the loop is infinite.
4539 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
4541 * config/rs6000/sysv4.opt: Fix typo.
4543 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
4544 Jakub Jelinek <jakub@redhat.com>
4547 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
4548 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
4549 Don't use rep; movs{l,q} if the repetition count is really small,
4550 instead use a sequence of movs{l,q} instructions.
4552 2005-05-06 Jeff Law <law@redhat.com>
4554 PR tree-optimization/21380
4555 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
4556 thread through a block with no preds.
4558 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
4560 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
4561 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
4562 add_call_read_ops): Use VEC instead of VARRAY.
4564 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4566 * config/mcore/mcore.c (mcore_print_operand_address): Use
4567 gcc_assert and gcc_unreachable as appropriate.
4568 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
4569 mcore_output_andn, output_inline_const, mcore_output_move,
4570 mcore_output_movedouble, mcore_expand_block_move,
4571 layout_mcore_frame, mcore_initial_elimination_offset,
4572 mcore_expand_prolog, mcore_mark_dllexport,
4573 mcore_mark_dllimport): Likewise.
4574 * config/mcore/mcore.h (switch_to_section): Likewise.
4575 * config/mcore/mcore.md: Likewise.
4577 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
4579 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
4580 TARGET_PROFILE_KERNEL.
4582 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
4583 TARGET_PROFILE_KERNEL use.
4585 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4587 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
4588 and gcc_unreachable, as appropriate.
4589 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
4590 m32r_expand_prologue, m32r_output_function_epilogue,
4591 m32r_legitimize_pic_address, m32r_print_operand_address,
4592 emit_cond_move, m32r_function_symbol,
4593 m32r_output_block_move): Likewise.
4594 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4595 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
4596 *rev_zero_branch_insn): Likewise.
4598 2005-05-06 Jakub Jelinek <jakub@redhat.com>
4601 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
4602 if both NEWDECL and OLDDECL are already weak.
4604 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
4606 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
4608 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
4609 Kaz Kojima <kkojima@gcc.gnu.org>
4611 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
4614 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
4615 David Edelsohn <edelsohn@gnu.org>
4617 * config.gcc: Add .opt magic for the rs6000 ports.
4619 * doc/invoke.texi: Document -mabi= option properly. Document
4620 -misel and -mno-sel. Document -mspe and -mno-spe. Document
4621 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
4624 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
4625 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
4628 * config/rs6000/aix.opt: New.
4629 * config/rs6000/aix41.opt: New.
4630 * config/rs6000/aix64.opt: New.
4631 * config/rs6000/darwin.opt: New.
4632 * config/rs6000/linux64.opt: New.
4633 * config/rs6000/rs6000.opt: New.
4634 * config/rs6000/sysv4.opt: New.
4636 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
4637 associated TARGET_*. Remove SUBTARGET_OPTIONS,
4639 Define TARGET_USES_SYSV4_OPT.
4640 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
4641 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
4642 TARGET_USES_AIX64_OPT.
4643 * config/rs6000/aix51.h: Same.
4644 * config/rs6000/aix52.h: Same.
4645 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
4646 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
4647 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
4648 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
4649 * config/rs6000/linux64.h: Use
4650 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
4652 * config/rs6000/rs6000.c: Remove definitions of
4653 rs6000_sched_restricted_insns_priority,
4654 rs6000_long_double_size_string, rs6000_altivec_vrsave,
4655 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
4656 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
4657 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
4658 rs6000_alignment_string. Define rs6000_explicit_options.
4659 (rs6000_parse_abi_options): Remove.
4660 (rs6000_parse_alignment_option): Remove.
4661 (rs6000_parse_float_gprs_option): Remove.
4662 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
4663 TARGET_DEFAULT_TARGET_FLAGS.
4664 (rs6000_override_options): Revamp to use new .opt machinery.
4666 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
4667 of new .opt machinery. Remove target_flags. Redefine
4668 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
4669 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
4670 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
4671 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
4672 rs6000_longcall_switch, rs6000_default_long_calls,
4673 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
4674 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
4675 TARGET_ALTIVEC_VRSAVE.
4677 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
4679 * config.gcc (hppa1.1-*-rtems*): Remove.
4680 * config/pa/rtems.h: Remove.
4682 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
4684 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
4685 Exclude roe/603e multilib variants.
4687 2005-05-04 Denis Chertykov <denisc@overta.ru>
4690 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
4693 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
4695 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
4696 arm/pe.opt to $extra_options.
4697 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
4698 (target_float_abi_name, target_float_switch, target_abi_name)
4699 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
4700 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
4701 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
4702 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
4703 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
4704 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
4705 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
4706 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
4707 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
4708 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
4709 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
4710 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
4711 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
4712 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
4713 (arm_pic_register_string): Delete.
4714 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
4716 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
4717 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
4718 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
4719 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
4720 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
4721 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
4722 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
4723 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
4724 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
4725 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
4726 (SUBTARGET_SWITCHES): Delete.
4727 * config/arm/arm.c (target_float_switch): Delete.
4728 (arm_cpu_select): Moved from config/arm/arm.h.
4729 (target_fpu_name, target_fpe_name, target_float_abi_name)
4730 (target_abi_name, structure_size_string, arm_pic_register_string)
4731 (arm_select): Make static.
4732 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4733 (arm_handle_option): New function.
4734 (arm_override_options): Update target_flags checks for new mask names.
4735 Remove target_float_switch code.
4736 (arm_expand_prologue, thumb_expand_prologue): Check
4737 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
4738 * config/arm/arm.opt, config/arm/pe.opt: New files.
4740 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
4742 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
4743 gcc_unreachable as appropriate.
4744 (arc_double_limm_p, arc_setup_incoming_varargs,
4745 arc_compute_function_type, arc_output_function_prologue,
4746 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
4747 output_shift, arc_print_operand, arc_print_operand_address,
4748 arc_final_prescan_insn): Likewise.
4749 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
4751 2005-05-04 Geoffrey Keating <geoffk@apple.com>
4753 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
4758 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
4759 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
4760 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
4761 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
4762 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
4763 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
4764 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
4765 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
4767 2005-05-05 Paul Brook <paul@codesourcery.com>
4769 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
4770 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
4771 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
4772 and tree-data-ref.h with *_H variables.
4774 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
4776 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
4778 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
4780 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
4782 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
4784 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
4786 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
4788 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
4789 setting of vrsave register for current function after
4790 call to save_world is emitted.
4792 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
4794 * config/mmix/predicates.md: New file.
4795 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
4796 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
4797 (mmix_foldable_comparison_operator, mmix_comparison_operator)
4798 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
4799 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4801 * config/mmix/mmix.md: Include predicates.md.
4802 ("call", "call_value"): Force address to register if it isn't a
4803 mmix_symbolic_or_address_operand.
4805 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
4807 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
4808 the flags are of appropriate types.
4809 (num_ssa_operands): Generalize using the generic interface.
4810 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
4813 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
4815 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
4816 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
4818 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4820 * tree-outof-ssa.c (edge_leader, stmt_list,
4821 analyze_edges_for_bb): Use VEC instead of VARRAY.
4822 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
4823 (perform_edge_inserts): Call init_analayze_edges_for_bb and
4824 fini_analayze_edges_for_bb.
4826 2005-05-04 James E Wilson <wilson@specifixinc.com>
4829 * gcc.c (process_command): In the second argv scan loop, ignore
4830 Xassembler and Xpreprocessor, along with their argument.
4832 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4834 * tree-flow-inline.h, tree-ssa-operands.c,
4835 tree-ssa-operands.h, tree-ssa-opfinalize.h:
4836 Likewise. tree-vn.c: Fix comment typos.
4837 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
4839 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
4841 * doc/tm.texi (Target Hooks): Document
4842 TARGET_RESOLVE_OVERLOADED_BUILTIN.
4844 2005-05-04 Paul Brook <paul@codesourcery.com>
4846 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
4848 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4850 * dwarf2out.c (incomplete_types, retry_incomplete_types,
4851 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
4854 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
4855 get_expansion, expand_var_during_unrolling,
4856 insert_var_expansion_initialization,
4857 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
4860 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
4863 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
4866 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
4867 the same as INTEGER_TYPE.
4868 (fold_binary): Fold "bool_var != 0" to bool_var.
4869 Fold "bool_var == 1" to bool_var.
4871 2004-05-03 Richard Henderson <rth@redhat.com>
4874 * function.c (instantiate_virtual_regs_in_insn): Use the mode
4875 from recog_data instead of insn_data.
4877 2005-05-03 DJ Delorie <dj@redhat.com>
4879 * common.opt (fdiagnostics-show-option): No variable is needed.
4880 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
4881 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
4882 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
4883 Save and restore original message format. Use flag in context
4885 (warning): Don't test for enabled warnings here.
4886 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
4889 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
4891 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
4892 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
4893 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
4894 * aclocal.m4: Don't include accross.m4.
4895 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
4896 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
4897 * configure, config.in: Regenerate.
4899 2005-05-04 Jakub Jelinek <jakub@redhat.com>
4902 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
4903 (clear_storage): Add argument.
4904 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
4905 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
4907 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
4908 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
4909 (store_expr, store_constructor): Adjust callers.
4910 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
4911 to emit_block_move if CALL_EXPR_TAILCALL (exp).
4912 (expand_builtin_memmove): Add ORIG_EXP argument, copy
4913 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
4914 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
4915 with EXP. Pass EXP to expand_builtin_memmove.
4916 (expand_builtin_memset): Add ORIG_EXP argument, pass
4917 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
4918 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
4919 Pass EXP to expand_builtin_memset.
4920 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
4922 (expand_builtin_strncmp): Likewise.
4923 (expand_builtin_printf): Replace ARGLIST argument with EXP.
4924 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
4925 (expand_builtin_fprintf): Likewise.
4926 (expand_builtin): Adjust calls to
4927 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
4929 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
4932 PR rtl-optimization/21239
4933 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
4935 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
4937 * tree-flow.h (tree_ann_common_d): Move aux to ...
4938 (stmt_ann_d): ... here.
4939 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
4940 move_computations_stmt, schedule_sm): Update references to
4942 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
4944 * tree-cfg.c (remove_bb): Remove a redundant call to
4946 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
4949 2005-05-03 Richard Henderson <rth@redhat.com>
4951 * config/rs6000/rs6000.c: Remove conflict markers.
4953 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
4955 2005-05-03 James E Wilson <wilson@specifixinc.com>
4957 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
4959 2005-05-03 DJ Delorie <dj@redhat.com>
4961 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
4962 decide if the warning will be printed.
4963 * calls.c (expand_call): Likewise.
4964 * function.c (init-function_start): Likewise.
4966 * common.opt (-fdiagnostics-show-option): New.
4967 * opts.c (option_enabled): Accept the option index instead of a
4968 pointer to the option descriptor.
4969 * opts.h (option_enabled): Likewise.
4970 * toplev.c (print_switch_values): Pass option index, not option
4972 * diagnostic.h (diagnostic_info): Add option_index.
4973 * diagnostic.c: Include opts.h.
4974 (diagnostic_set_info): Initialize option_index.
4975 (diagnostic_report_diagnostic): Amend option name if appropriate.
4976 (warning): Check to see if the specified warning is enabled.
4978 * doc/invoke.texi (-fdiagnostics-show-options): Document.
4980 2005-05-03 Richard Henderson <rth@redhat.com>
4982 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
4983 SPEC_OR_GEN_REGS definitions.
4985 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
4988 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
4989 for unavailable registers.
4991 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
4993 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
4995 * cfglayout.c (block_locators_blocks,
4996 insn_locators_initialize, insn_scope): Use VEC instead of
4999 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
5000 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
5003 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5005 * config/sparc/predicates.md (const_compl_high_operand): New.
5006 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
5008 (sparc_emit_set_const64_quick1): Adjust for above change.
5009 (sparc_emit_set_const64_quick2): Likewise.
5010 (sparc_emit_set_const64_longway): Likewise.
5011 (sparc_emit_set_const64): Likewise.
5012 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
5013 movdi_const64_special): Delete.
5014 (logical constant splitters): Use const_compl_high_operand.
5016 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
5018 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
5019 rather than STRIP_NOPS.
5021 2005-05-03 Jakub Jelinek <jakub@redhat.com>
5023 PR rtl-optimization/21330
5024 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
5026 (unswitch_single_loop): Clear cinsn when retrying.
5029 * config/i386/i386.c (legitimize_address): When canonicalizing
5030 ASHIFT into MULT, multiply by 1 << shift_count instead of
5031 1 << log2 (shift_count).
5033 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
5035 * lambda-code.c (gcc_loop_to_lambda_loop,
5036 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
5037 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
5038 generic operand interface.
5039 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
5040 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
5041 generic operand interface.
5042 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
5043 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
5044 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
5045 num_imm_uses): Use ssa_use_operand_t.
5046 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
5047 get_v_must_def_ops): Delete.
5048 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
5049 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
5050 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
5051 get_v_must_def_kill_ptr): Delete.
5052 (delink_stmt_imm_use): Move and use new operand interface.
5053 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
5054 op_iter_next_tree): Use new operand implementation.
5055 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
5056 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
5058 (op_iter_next_mustdef, op_iter_next_maydef,
5059 op_iter_next_must_and_may_def): Delete. Replace with...
5060 (op_iter_next_maymustdef): New. Combine must and may next operations.
5061 (op_iter_init_maydef, op_iter_init_mustdef,
5062 op_iter_init_must_and_may_def): Use new interface.
5063 (single_ssa_tree_operand ): New. Process single operands only as trees.
5064 (single_ssa_use_operand): New. Process single operands only as uses.
5065 (single_ssa_def_operand): New. Process single operands only as defs.
5066 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
5068 (num_ssa_operands): New. Count the number of specified operands.
5069 (compare_ssa_operands_equal): New. Compare two statements' operands.
5070 (single_phi_def): New. Return true if PHI has one def of the specified
5072 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
5073 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
5074 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
5075 (struct stmt_ann_d): Operands field no longer require GTY().
5076 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
5077 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
5078 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
5079 dump_replaceable_exprs, rewrite_trees): Use generic interface.
5080 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
5081 Use use_operand_p instead of ssa_imm_use_t *.
5082 * tree-pretty-print.c (dump_vops): check if operands are active before
5083 dumping virtual operands.
5084 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
5085 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
5086 (ccp_fold): Use new interface.
5087 (ccp_visit_stmt): Remove unused variables and code.
5088 (convert_to_gimple_builtin): Insert statements before calling
5089 mark_new_vars_to_rename.
5090 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
5091 (copy_prop_visit_cond_stmt): Use generic interface.
5092 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
5093 annotation in table.
5094 (thread_across_edge): Use generic interface.
5095 (initialize_hash_element): Initialzie with stmt, not annotation.
5096 (eliminate_redundant_computations): Use generic interface.
5097 (record_equivalences_from_stmt): Pass stmt, not annotation.
5098 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
5100 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
5101 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
5102 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
5103 generic operand interface.
5104 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
5106 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
5108 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
5109 (build_defs, build_uses, build_v_may_defs, build_vuses,
5110 build_v_must_defs): Change type to struct opbuild_list_d.
5111 (ops_active): New. Operands active boolean.
5112 (operand_memory, operand_memory_index): New. Operand memory managers.
5113 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
5114 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
5115 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
5116 Change from functions to static variable list heads.
5117 (opbuild_initialize_virtual): New. Initialize a virtual build list.
5118 (opbuild_initialize_real): New. Initialize a virtual build list.
5119 (opbuild_free): New. Free a build list.
5120 (opbuild_num_elems): New. Number of items in a list.
5121 (opbuild_append_real): New. Add a real (tree *) operand.
5122 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
5123 (opbuild_first): New. Return first element index in a list.
5124 (opbuild_next): New. Return next element in a list.
5125 (opbuild_elem_real): New. Return real element.
5126 (opbuild_elem_virtual): New. Return virtual element.
5127 (opbuild_elem_uid): New. Return UID of virtual element.
5128 (opbuild_clear): New. Reset an operand list.
5129 (opbuild_remove_elem): New. Remove an element form a list.
5130 (ssa_operands_active): New. Return true if operand cache is active.
5131 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
5132 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
5133 (correct_use_link): Use use_operand_p.
5134 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
5135 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
5136 (cleanup_v_may_defs): Use new implmentation.
5137 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
5139 (append_def, append_use, append_v_may_def, append_vuse,
5140 append_v_must_def): Call opbuild_append routine instead of using varray.
5141 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
5142 global parse_old_ops variable.
5143 (free_ssa_operands): New implementation.
5144 (update_stmt_operands): Move. Change argument to build_ssa_operands.
5145 (copy_virtual_operands): Move. New generic implementation.
5146 (create_ssa_artficial_load_stmt): Move. New implementation.
5147 (swap_tree_operands): Update for new implementation.
5148 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
5149 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
5150 rather than a varray.
5151 (verify_imm_links): Use use_operand_p.
5152 (dump_immediate_uses_for): If the immediate use variable is a virtual
5153 variable, show the virtual ops in the stmt.
5154 * tree-ssa-operands.h (def_operand_p): No longer a structure.
5155 (NULL_DEF_OPERAND_P): Now a #define.
5156 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
5157 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
5158 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
5159 mustdef_optype_d): New. Use Linked list representation.
5160 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
5161 (struct ssa_operand_memory_d): New. Allocated Chunk node.
5162 (struct stmt_operands_d): Change to new pointers that are not GTY.
5163 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
5164 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
5165 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
5166 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
5167 SET_V_MUST_DEF_KILL): Delete.
5168 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
5169 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
5170 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
5171 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
5172 (enum ssa_op_iter_type): Operand iterator typechecking values.
5173 (struct ssa_operand_iterator_d): Use linked lists of operands.
5174 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
5175 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
5176 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
5177 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
5178 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
5179 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
5180 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
5181 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
5182 * tree-ssa-opfinalize.h: New. Function templates for expansion.
5183 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
5184 alloc_vuse, and alloc_mustdef.
5185 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
5186 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
5187 and finalize_ssa_v_must_def_ops.
5188 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
5189 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
5191 (compute_avail): Use generic iterator interface.
5192 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
5193 (stmt_makes_single_load, stmt_makes_single_store): Use
5195 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
5196 (statement_sink_location): Use generic interface.
5197 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
5198 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
5199 reset the immediate use link nodes.
5200 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
5201 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
5202 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
5203 (eliminate_tail_call): Use generic operand interface.
5204 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
5205 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
5207 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
5209 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
5210 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
5212 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
5213 Use statement pointer instead of vuse_optype. Use generic interface.
5214 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
5215 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
5216 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
5217 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
5218 * doc/tree-ssa.texi: Update documentation for operand interface.
5220 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
5222 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
5223 gcc_unreachable as appropriate.
5224 (machopic_function_base_name, machopic_indirect_data_reference,
5225 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
5226 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
5227 * config/rs6000/altivec.md (*mov<mode>_internal,
5228 build_vector_mask_for_load): Likewise.
5229 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
5230 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
5231 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
5232 * config/rs6000/predicates.md (easy_fp_constant,
5233 logical_operand): Likewise.
5234 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
5235 compute_save_world_info, rs6000_emit_prologue,
5236 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
5237 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
5240 2005-05-03 Uros Bizjak <uros@kss-loka.si>
5243 * convert.c (convert_to_integer): Convert ceil and floor in
5246 2005-04-29 Geoffrey Keating <geoffk@apple.com>
5249 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
5250 define_insn_and_split. Split only when memory operand is
5251 offsettable. Use adjust_address rather than plus_constant.
5252 (floatunssidf2_internal): Likewise.
5253 (fix_truncdfsi2_internal): Split only when memory operand is
5254 offsettable. Use adjust_address rather than plus_constant.
5255 (fix_trunctfsi2_internal): Likewise.
5256 (floatsidf2_internal): Likewise.
5258 2005-05-02 Diego Novillo <dnovillo@redhat.com>
5260 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
5261 (set_value_range_to_null): Likewise.
5262 (set_value_range_to_varying): New function. Use it in all
5263 call sites that used to call set_value_range (vr, VR_VARYING, ...).
5264 (extract_range_from_assert): If the integral type has a
5265 super-type, and LIMIT is not within MIN and MAX values of that
5266 type, set the resulting range to VR_VARYING.
5268 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
5270 * config/mmix/mmix.opt: New file.
5271 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
5272 (mmix_cc1_ignored_option): Don't declare.
5273 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
5274 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
5275 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
5276 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
5277 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
5278 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
5279 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
5280 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
5282 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
5283 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
5284 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5286 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
5289 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
5290 * c-decl.c (current_function_prototype_built_in,
5291 current_function_prototype_arg_types): New.
5292 (merge_decls): Keep source location of prototype followed by
5293 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
5294 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
5295 (start_function): Always set current_function_prototype_locus,
5296 current_function_prototype_built_in and
5297 current_function_prototype_arg_types. Check for external
5298 prototype whether or not visible for external function and set
5299 current_function_prototype_arg_types accordingly.
5300 (store_parm_decls_oldstyle): Use
5301 current_function_prototype_arg_types for checking old-style
5302 definition against prototype. Give warnings only if
5303 current_function_prototype_built_in).
5305 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
5307 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
5308 (ggc_alloc_zone_stat): Don't define.
5309 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
5310 ggc_alloc_zone_pass_stat.
5311 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
5312 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
5313 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
5315 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
5317 * calls.c (expand_call): Handle current_function_pretend_args_size
5318 when checking for sibcalls.
5320 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5322 PR tree-optimization/21294
5323 * tree-vrp.c (vrp_expr_computes_nonzero): New.
5324 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
5326 2005-05-02 Janis Johnson <janis187@us.ibm.com>
5329 * gcov-io.h: Declare gcov external functions hidden.
5331 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5333 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
5334 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
5335 Use VEC instead of VARRAY.
5338 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
5341 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
5343 * c-common.c (resolve_overloaded_builtin): Forward to target
5344 hook for BUILT_IN_MD built-ins.
5345 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
5346 for all types of built-in.
5347 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
5348 in the definition of the target hooks struct.
5349 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
5350 * config/rs6000/altivec.h: Rewritten.
5351 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
5352 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
5353 rs6000_builtin_type, rs6000_builtin_type_compatible,
5354 altivec_overloaded_builtins, rs6000_builtin_type,
5355 rs6000_builtin_type_compatible): New.
5356 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
5358 (def_builtin): Turn into a function. Check for duplicates and store
5359 the builtin into rs6000_builtin_decls.
5360 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
5361 bdesc_1arg): Add overloaded builtins.
5362 (altivec_expand_builtin): Check for unresolved overloaded builtins,
5363 do not support ALTIVEC_COMPILETIME_ERROR.
5364 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
5365 nodes to represent front-end types.
5366 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
5367 with opaque arguments and/or return values.
5368 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
5369 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
5370 (rs6000_builtin_type_index): New.
5371 (is_ev64_opaque_type): Rename to...
5372 (rs6000_is_opaque_type): ... this.
5373 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
5376 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5378 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
5381 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
5382 Bernd Schmidt <bernd.schmidt@analog.com>
5384 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
5385 print_address_operand, print_operand, legitimize_pic_address,
5386 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
5387 output_pop_multiple): Use gcc_assert or gcc_unreachable as
5389 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
5391 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
5393 * doc/passes.texi: Document vectorization pass.
5395 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5397 * tree-scalar-evolution.c (get_exit_conditions_rec,
5398 select_loops_exit_conditions,
5399 number_of_iterations_for_all_loops,
5400 analyze_scalar_evolution_for_all_loop_phi_nodes,
5401 scev_analysis): Use VEC instead of VARRAY.
5403 2005-05-02 Michael Matz <matz@suse.de>
5406 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
5407 (warn_strict_null_sentinel): Define.
5408 (check_function_sentinel): Check for null_node as valid sentinel too.
5409 * c-common.h (c_tree_index): Added CTI_NULL.
5410 (null_node) Define global_tree[CTI_NULL].
5411 (warn_strict_null_sentinel): Declare.
5412 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
5413 * c.opt: (Wstrict-null-sentinel): New C++ option.
5414 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
5416 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
5418 * gimplify.c (gimplify_compound_lval): Use VEC instead of
5421 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
5423 * dwarf2out.c (decl_scope_table, push_decl_scope,
5424 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
5427 2005-05-01 Mark Mitchell <mark@codesourcery.com>
5430 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
5432 * doc/cpp.texi (__DEPRECATED): Document.
5433 (__EXCEPTIONS): Likewise.
5434 (__GXX_WEAK__): Likewise.
5436 * function.c (INVOKE__main): Do not define.
5437 (expand_main_function): Check HAS_INIT_SECTION when determining
5438 whether or not to call __main.
5440 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
5442 * tree-ssa-loop-ivopts.c: Fix a comment typo.
5444 2005-01-05 Paul Brook <paul@codesourcery.com>
5446 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
5447 (INITIALIZE_TRAMPOLINE): Use it.
5448 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
5449 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
5450 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
5452 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
5454 * doc/install.texi (Specific): Omit dots in the @anchors names
5455 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
5456 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
5458 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5460 PR tree-optimization/18316
5461 PR tree-optimization/19126
5462 * tree.c (build_int_cst_type): Avoid shift by size of type.
5463 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
5465 * tree-scalar-evolution.h (simple_iv): Declaration changed.
5466 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
5468 (dump_cand): Dump depends_on information.
5469 (determine_biv_step): Add argument to simple_iv call.
5470 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
5471 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
5473 (add_candidate_1): Record depends_on for candidates.
5474 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
5475 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
5476 Handle ivs with nonconstant step.
5477 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
5478 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
5479 (create_new_iv): Unshare the step before passing it to create_iv.
5480 (free_loop_data): Free cand->depends_on.
5481 (build_addr_strip_iref): New function.
5482 (find_interesting_uses_address): Use build_addr_strip_iref.
5483 (strip_offset_1): Split the recursive part from strip_offset.
5484 Strip constant offset component_refs and array_refs.
5485 (strip_offset): Split the recursive part to strip_offset_1.
5486 (add_address_candidates): Removed.
5487 (add_derived_ivs_candidates): Do not use add_address_candidates.
5488 (add_iv_value_candidates): Add candidates with stripped constant
5489 offset. Consider all candidates with initial value 0 important.
5490 (struct affine_tree_combination): New.
5491 (aff_combination_const, aff_combination_elt, aff_combination_scale,
5492 aff_combination_add_elt, aff_combination_add,
5493 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
5494 fold_affine_sum): New functions.
5495 (get_computation_at): Use fold_affine_sum.
5496 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
5497 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
5500 2005-04-30 Michael Matz <matz@suse.de>
5502 * config/i386/i386.md (movmemsi): Also active when
5503 TARGET_INLINE_ALL_STRINGOPS.
5505 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
5508 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
5510 2005-04-30 Paul Brook <paul@codesourcery.com>
5512 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
5514 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
5515 * config/arm/ieee754-sf.S: Ditto.
5516 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
5517 (FUNC_ALIAS): Use .thumb_set for thumb routines.
5519 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5521 * tree-ssanames.c: Fix a comment typo.
5522 * doc/options.texi: Fix a typo.
5524 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
5526 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
5527 gcc_unreachable as appropriate.
5528 (split_adds_subs, cond_string, print_operand,
5529 h8300_initial_elimination_offset, h8300_classify_operand,
5530 h8300_unary_length, h8300_short_immediate_length,
5531 h8300_bitfield_length, h8300_binary_length,
5532 h8300_insn_length_from_table, compute_mov_length, output_plussi,
5533 compute_plussi_length, compute_plussi_cc, output_logical_op,
5534 compute_logical_op_length, compute_logical_op_cc,
5535 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
5536 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
5537 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
5538 h8300_regs_ok_for_stm): Likewise.
5539 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
5540 monitor_prologue): Likewise.
5542 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5544 * loop-invariant.c (invariants, create_new_invariant,
5545 get_inv_cost, best_gain_for_invariant,
5546 find_invariants_to_move, move_invariants,
5547 init_inv_motion_data, free_inv_motion_data): Use VEC instead
5550 2005-04-29 Richard Henderson <rth@redhat.com>
5552 * function.c (instantiate_decls): Remove valid_only argument.
5553 (instantiate_decls_1, instantiate_decl): Likewise.
5554 (instantiate_virtual_regs_1): Delete.
5555 (instantiate_virtual_regs_lossage): Delete.
5556 (instantiate_virtual_regs_in_rtx): New.
5557 (safe_insn_predicate): New.
5558 (instantiate_virtual_regs_in_insn): New.
5559 (instantiate_virtual_regs): Update to match all that. Only run
5560 instantiate_decls once.
5562 2005-04-29 Richard Henderson <rth@redhat.com>
5563 Daniel Jacobowitz <dan@codesourcery.com>
5565 * gengtype.c (write_func_for_structure): Split out ...
5566 (output_type_enum): ... new function. Fix thinko accessing
5567 TYPE_PARAM_STRUCT data.
5569 2005-04-29 Tom Tromey <tromey@redhat.com>
5571 * tree.c (build_block): Removed unused 'tags' argument.
5572 * tree.h (build_block): Removed argument.
5574 2005-04-29 Michael Matz <matz@suse.de>
5576 PR rtl-optimization/21144
5577 * postreload.c (reload_cse_move2add): Check for VOIDmode.
5579 2005-04-29 Bob Wilson <bob.wilson@acm.org>
5581 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
5582 flag_reorder_blocks.
5584 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5586 PR tree-optimization/21030
5587 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
5588 ranges where VR->MAX is smaller than VR->MIN.
5590 2005-04-29 Devang Patel <dpatel@apple.com>
5592 PR tree-optimization/21272
5593 PR tree-optimization/21266
5594 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
5596 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
5598 * tree-flow-inline.h: Fix a comment typo.
5599 * doc/tree-ssa.texi: Fix a typo.
5601 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
5603 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5605 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
5606 gcc_unreachable as appropriate.
5607 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
5608 fr30_print_operand, fr30_move_double): Likewise.
5609 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
5611 2005-04-29 Mark Mitchell <mark@codesourcery.com>
5613 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
5614 definition has already been provided.
5615 (ARM_EABI_DTORS_SECTION_OP): Likewise.
5616 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
5617 (ARM_EABI_DTORS_SECTION_OP): Likewise.
5619 2005-04-29 Jim Tison <jtison@us.ibm.com>
5621 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
5622 trace hooks calls to improve performance.
5624 2005-04-29 Julian Brown <julian@codesourcery.com>
5625 Mark Mitchell <mark@codesourcery.com>
5626 Paul Brook <paul@codesourcery.com>
5628 * crtstuff.c: Handle targets that use .init_array.
5629 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
5630 that INVOKE__main is set correctly.
5631 (expand_main_function): Test INVOKE__main.
5632 * libgcc2.c: Do not define __main when using .init_array.
5633 * config/arm/arm.c (arm_elf_asm_constructor): New function.
5634 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
5636 (DTORS_SECTION_ASM_OP): Likewise.
5637 (CTOR_LIST_BEGIN): Define specially when in libgcc.
5638 (CTOR_LIST_END): Likewise.
5639 (DTOR_LIST_BEGIN): Likewise.
5640 (DTOR_LIST_END): Likewise.
5641 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
5642 (FINI_SECTION_ASM_OP): Likewise.
5643 (INIT_ARRAY_SECTION_ASM_OP): Define.
5644 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
5645 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
5646 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
5647 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
5648 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
5650 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5652 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
5653 gcc_assert and gcc_unreachable as appropriate.
5654 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
5655 const_int_cost, output_move_const_into_data_reg,
5656 output_move_qimode, output_move_double, find_addr_reg,
5657 print_operand, print_operand_address): Likewise.
5658 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
5659 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
5660 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
5661 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
5662 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
5663 conditional_trap): Likewise.
5664 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
5666 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5668 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
5669 gcc_unreachable as appropriate.
5670 (gen_conditional_move, xtensa_split_operand_pair,
5671 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
5672 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
5673 xtensa_copy_incoming_a7, xtensa_output_literal,
5674 xtensa_output_literal, xtensa_output_literal): Likewise.
5675 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5676 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
5677 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
5678 movsicc_internal1, movsfcc_internal0,
5679 movsfcc_internal1): Likewise.
5681 2005-04-28 James E Wilson <wilson@specifixinc.com>
5683 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
5684 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
5686 2005-04-28 DJ Delorie <dj@redhat.com>
5688 * opt-functions.awk (var_set): Emit proper initializer for
5689 non-target bitfields.
5691 2005-04-28 Devang Patel <dpatel@apple.com>
5693 * dbxout.c (have_used_extensions): Remove.
5694 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
5695 have_used_extensions.
5697 2005-04-28 James E Wilson <wilson@specifixinc.com>
5699 * doc/install.texi: Update -enable-languages info. Correct path to
5702 2005-04-28 DJ Delorie <dj@redhat.com>
5704 * optc-gen.awk (END): Make sure no variable is defined more
5706 * opth-gen.awk (END): Allocate bits on a per-variable basis.
5707 Allow for bitfield variables other than target_flags.
5708 * doc/options.text (Mask): Document that you may specify a
5709 variable other than target_flags.
5711 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
5713 PR rtl-optimization/18877
5714 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
5715 number in val.start.
5717 2005-04-28 David Edelsohn <edelsohn@gnu.org>
5720 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
5722 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
5723 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
5724 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
5726 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
5728 * arm.c (legitimize_pic_address): Fix sense of assertion test for
5729 creating pseudos when the base offset is too large.
5731 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5733 * global.c (earlyclobber_regclass): Change the type to
5735 (check_earlyclobber): Update uses of earlyclobber_regclass.
5736 (mark_reg_use_for_earlyclobber): Likewise.
5737 (calculate_local_reg_bb_info): Allocate and free
5738 earlyclobber_regclass using the VEC API.
5740 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
5742 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
5745 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5747 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
5750 * config.gcc: Obsolete c4x-* and tic4x-*.
5752 * tree.h (edge_def): Remove.
5754 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
5755 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
5756 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
5757 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
5760 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
5761 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
5762 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
5763 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
5764 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
5765 machmode.def, mips-tfile.c, params.c, pretty-print.c,
5766 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
5767 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
5768 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
5769 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
5770 config/i386/cygming.h, config/i386/djgpp.h,
5771 config/i386/lynx.h, config/i386/netware.c,
5772 config/i386/winnt.c, config/ia64/ia64-c.c,
5773 config/iq2000/iq2000.c, config/m32r/little.h,
5774 config/m68k/m68k-protos.h, config/m68k/m68k.h,
5775 config/m68k/m68k.md, config/mcore/mcore.c,
5776 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
5777 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
5778 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
5779 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
5780 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
5781 config/pdp11/pdp11.h, config/rs6000/darwin.h,
5782 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
5783 config/s390/2064.md, config/s390/2084.md,
5784 config/s390/s390-modes.def, config/s390/s390-protos.h,
5785 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
5786 config/stormy16/stormy16.c, config/vax/vax-protos.h,
5787 config/vax/vax.c, config/vax/vax.h,
5788 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
5791 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
5793 * c-typeck.c (build_compound_expr): Correct logic in last change.
5795 2005-04-27 James E. Wilson <wilson@specifixinc.com>
5797 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
5798 parameters. Replace conditional move code with assert checking for
5799 ar.lc. Delete obsolete comments.
5800 (set_src_needs_barrier): Delete cond parameter, and code using it.
5801 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
5802 assert checking for PR_REGS. Fix calls to update_set_flags and
5803 set_src_needs_barrier.
5804 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
5805 callers. Rewrite explanatory comment before the function.
5806 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
5809 2005-04-27 Mike Stump <mrs@apple.com>
5811 * doc/cpp.texi: gcc now implements universal character names.
5813 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5816 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
5817 being a compound expression whose right-hand side is cast to void.
5819 2005-04-27 Caroline Tice <ctice@apple.com>
5821 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5822 Remove targetm.have_named_sections test.
5823 (fix_edges_for_rarely_executed_code): Likewise.
5824 (insert_section_boundary_note): Likewise.
5825 (reorder_basic_blocks): Check partitioning flag before calling
5826 verify_hot_cold_block_grouping.
5827 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5828 the function struct rather than global variables.
5829 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5830 (COLD_END_LABEL): Likewise
5831 (cold_text_section_label): New static global variable.
5832 (cold_end_label): Likewise.
5833 (dwarf2out_switch_text_section): Get hot/cold section labels from
5834 the function struct rather than global variables; test to make sure
5836 (output_aranges): Use cold_text_section_label and cold_end_label;
5837 check partitioning flag before putting out delta.
5838 (output_ranges): Remove incorrect code attempting to use
5840 (output_line_info): Get cold section label from function struct; test
5841 to make sure cfun is defined.
5842 (add_location_or_const_value_attribute): Likewise.
5843 (dwarf2out_var_location): Likewise.
5844 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5845 write out cold_text_section_label if partition flag is set.
5846 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5847 * function.h (struct function): Add new fields to point to hot/cold
5848 section labels: hot_section_label, cold_section_label,
5849 hot_section_end_label and cold_section_end_label; also add new field
5850 for cold text section name, unlikely_text_section_name.
5851 * opts.c (decode_options): Turn off partitioning flag if
5852 !targetm.have_named_sections.
5853 * output.h (hot_section_label): Remove.
5854 (hot_section_end_label): Remove.
5855 (cold_section_end_label): Remove.
5856 (unlikely_section_label): Remove.
5857 (unlikely_text_section_name): Remove.
5858 * passes.c (rest_of_handle_final): Remove extra blank line.
5859 * varasm.c (unlikely_section_label): Remove.
5860 (hot_section_label): Remove.
5861 (hot_section_end_label): Remove.
5862 (cold_section_end_label): Remove.
5863 (unlikely_text_section_name): Remove.
5864 (initialize_cold_section_name): Modify to call
5865 targetm.strip_name_encoding; to store cold section name in current
5866 function struct, if it exists; and to only use the decl_section_name
5867 if flag_named_sections is true.
5868 (unlikely_text_section): Modify to get section name out of current
5869 function struct, if there is one; otherwise build it from
5870 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5871 (in_unlikely_text_section): Likewise.
5872 (named_section): Modify to get/put cold section name in current function
5873 struct, if there is one.
5874 (function_section): Change 'bool unlikely' to 'int reloc'; check
5875 targetm.have_named_sections before calling named_section.
5876 (current_function_section): Likewise.
5877 (assemble_start_function): Modify to get/put unlikely_text_section_name
5878 in current function struct; modify to get hot/cold section labels
5879 from function struct; initialize labels using
5880 ASM_GENERATE_INTERNAL_LABEL;
5881 test partitioning flag before writing out hot section label.
5882 (assemble_end_function): Test partitioning flag before writing out
5883 hot/cold section labels.
5884 (default_section_type_flags_1): Get cold text section name from
5885 function struct if there is one; Set flags correctly for
5886 cold text section if there is not a current function struct.
5888 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5890 * tree-ssa-propagate.c (set_rhs): Revert last change.
5892 2005-04-27 Steve Ellcey <sje@cup.hp.com>
5894 * explow.c (convert_memory_address): Add gcc_assert.
5896 2005-04-27 Mark Mitchell <mark@codesourcery.com>
5898 * configure.ac: Check for ld --sysroot support.
5899 * gcc.c: Document %R specifier for specs.
5900 (SYSROOT_SPEC): New macro.
5901 (sysroot_spec): New variable.
5902 (static_specs): Add sysroot_spec.
5903 (main): Pass the sysroot spec to the linker if appropriate.
5904 * configure: Regenerated.
5905 * config.in: Likewise.
5907 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5909 * fold-const.c (fold_binary): Use build_fold_addr_expr
5910 for address calculation and INDIRECT_REF handling.
5912 2005-04-27 Andrew Haley <aph@redhat.com>
5914 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
5916 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5918 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
5919 pointer when thumb backtracing is on.
5921 * config/fp-bit.c (abort): Revert change.
5923 2005-04-27 Ian Lance Taylor <ian@airs.com>
5925 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
5927 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5929 * tree-ssa-dce.c: Fix a comment typo.
5931 2005-04-27 David S. Miller <davem@davemloft.net>
5933 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
5934 Kill setjmpless_size. current_function_calls_setjmp is completely
5935 computed when we are called, so just use the optimized size value
5936 instead of using REG_SAVE_AREA notes.
5937 (optimize_save_area_alloca): Delete....
5938 * rtl.h (optimize_save_area_alloca): Likewise...
5939 * passes.c (rest_of_compilation): and don't call it any more.
5940 * reg-notes.def (SAVE_AREA): Delete.
5942 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5944 * config/fp-bit.c (abort): Add noreturn attribute.
5946 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
5947 gcc_unreachable as appropriate.
5948 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
5949 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
5950 ASM_OUTPUT_REG_POP): Likewise.
5952 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
5954 * tree-complex.c (expand_vector_operations_1): Do not build
5955 VIEW_CONVERT_EXPR's for the lhs.
5957 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5959 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
5960 unnecessary noncanonical RTL handling.
5961 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
5962 gcc_assert and gcc_unreachable.
5964 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
5965 gcc_unreachable as appropriate.
5966 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
5967 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
5968 use_return_insn, const_ok_for_op, arm_gen_constant,
5969 arm_canonicalize_comparison, legitimize_pic_address,
5970 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
5971 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
5972 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
5973 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
5974 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
5975 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
5976 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
5977 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
5978 output_call, output_mov_long_double_fpa_from_arm,
5979 output_mov_long_double_arm_from_fpa,
5980 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
5981 output_move_double, arithmetic_instr, shift_op, int_log2,
5982 output_return_instruction, arm_output_function_prologue,
5983 arm_output_epilogue, arm_output_function_epilogue,
5984 emit_multi_reg_push, arm_get_frame_offsets,
5985 arm_compute_initial_elimination_offset, arm_expand_prologue,
5986 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
5987 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
5988 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
5989 thumb_compute_initial_elimination_offset,
5990 thumb_output_function_prologue, thumb_load_double_from_address,
5991 thumb_output_move_mem_multiple, thumb_reload_out_hi,
5992 arm_emit_vector_const, arm_dbx_register_number): Likewise.
5993 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
5994 * config/arm/arm.md (thumb_extendhisi2,
5995 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
5996 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
5997 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
5998 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
5999 * config/arm/cirrus.md (*cirrus_arm_movdi,
6000 *cirrus_movdf_hard_insn): Likewise.
6001 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6003 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6005 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
6006 (num_ssa_names): Use VEC_length.
6007 (ssa_names): Use VEC_index.
6008 * tree-ssanames.c (ssa_names): Change the type to
6010 (init_ssanames, fini_ssa_names, make_ssanames,
6011 release_ssa_name): Update uses of ssa_names.
6013 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
6014 Use fold_buildN instead of fold (buildN (...)).
6016 2005-04-27 Devang Patel <dpatel@apple.com>
6018 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
6020 2005-04-27 Matt Thomas <matt@3am-software.com>
6021 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
6023 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
6024 (vax_output_mi_thunk): Ditto.
6025 (vax_notice_cc_update): Ditto.
6026 (INDEX_REGISTER_P): Add trailing \.
6027 (BASE_REGISTER_P): Add trailing \.
6028 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
6030 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6032 * tree-ssa-propagate.c (set_rhs): Check operand of
6033 ADDR_EXPR for gimpliness, too.
6035 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6037 * tree-ssa-pre.c: Fix a comment typo.
6039 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6041 PR tree-optimization/21171
6042 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
6043 record address uses if the reference is volatile.
6045 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
6047 * tree-complex.c (expand_vector_operation): New, extracted from
6048 expand_vector_operations_1.
6049 (tree_vec_extract): Build a NOP_EXPR.
6050 (expand_vec_parallel): Do not care about returning the correct type.
6051 (expand_vector_operations_1): Call expand_vector_operation.
6052 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
6054 * tree-complex.c (gate_expand_vector_operations): New.
6055 (pass_lower_vector_ssa): Use it.
6056 * tree-optimize.c (init_tree_optimization_passes): Include
6057 pass_lower_vector_ssa.
6058 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
6059 (vectorizable_operation): Use it.
6060 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
6061 integer modes for the vector type.
6063 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6064 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
6065 Do not cope with UNITS_PER_SIMD_WORD == 0.
6066 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
6067 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
6068 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
6069 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6070 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6071 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6072 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6074 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
6075 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
6076 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
6078 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
6079 (UNITS_PER_SIMD_WORD): New.
6081 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6083 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
6084 gcc_unreachable as appropriate.
6085 (ia64_expand_load_address, ia64_expand_tls_address,
6086 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
6087 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
6088 next_scratch_gr_reg, ia64_initial_elimination_offset,
6089 ia64_expand_prologue, ia64_expand_epilogue,
6090 ia64_output_dwarf_dtprel, ia64_print_operand,
6091 ia64_register_move_cost, first_instruction, rws_access_regno,
6092 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
6093 ia64_sched_init, ia64_variable_issue,
6094 ia64_first_cycle_multipass_dfs_lookahead_guard,
6095 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
6096 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
6097 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
6098 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
6099 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6100 * config/ia64/predicates.md (got_symbolic_operand,
6101 sdata_symbolic_operand): Likewise.
6102 * config/ia64/vect.md (vcondv2sf): Likewise.
6104 2005-04-27 Matt Thomas <matt@3am-software.com>
6106 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
6107 CONSTANT_ADDRESS_P in config/vax/vax.h
6108 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
6109 (INDEX_REGISTER_P): New.
6110 (BASE_REGISTER_P): New.
6111 (indirectable_constant_address_p): New. Adapted from
6112 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
6113 (indirectable_address_p): New. Adapted from
6114 INDIRECTABLE_ADDRESS_P in vax.h.
6115 (nonindexed_address_p): New. Adapted from
6116 GO_IF_NONINDEXED_ADDRESS in vax.h.
6117 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
6118 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
6119 (legitimate_address_p): New. Adapted from
6120 GO_IF_LEGITIMATE_ADDRESS in vax.h.
6121 (vax_mode_dependent_address_p): New. Adapted from
6122 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
6123 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
6124 legitimate_constant_address_p.
6125 (CONSTANT_P): Use legitimate_constant_p.
6126 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
6127 (INDIRECTABLE_ADDRESS_P): Removed.
6128 (GO_IF_NONINDEXED_ADDRESS): Removed.
6129 (INDEX_TEMP_P): Removed.
6130 (GO_IF_REG_PLUS_INDEX): Removed.
6131 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
6132 definitions, depending on whether REG_OK_STRICT is defined.
6133 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
6134 Two definitions, depending on whether REG_OK_STRICT is defined.
6135 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
6137 (legitimate_constant_p): Prototype added.
6138 (legitimate_address_p): Prototype added.
6139 (vax_mode_dependent_address_p): Prototype added.
6141 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6143 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
6145 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6148 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
6151 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6154 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
6155 assertion failures, if __gcc_host_wide_int__ is not properly
6157 (init_dynamic_diag_info): Give errors, not assertion failures, if
6158 location_t, tree or __gcc_host_wide_int__ are not properly
6161 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6163 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
6164 n_iv_uses, iv_use, n_iv_cands, iv_cand,
6165 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
6166 prepare_decl_rtl, free_loop_data,
6167 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
6170 * tree.h (tree_phi_node): Add a comment about the order of PHI
6173 2005-04-26 Paul Brook <paul@codesourcery.com>
6175 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
6177 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
6179 * config/mips.mips.c (mips_legitimize_tls_address): Use
6182 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
6183 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
6184 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
6186 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
6189 2005-04-26 Jeff Law <law@redhat.com>
6191 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
6192 (op_iter_init_must_and_may_def): Likewise.
6193 (unmodifiable_var_p): Move to a later point in the file.
6194 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
6195 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
6196 (dse_record_phis): Directly check for virtual operands rather than
6197 using need_imm_uses_for.
6198 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
6199 store has multiple V_{MAY,MUST}_DEF operands.
6201 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
6203 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
6206 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6208 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
6209 call to find_edge outside a loop to go through a PHI chain.
6211 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
6213 PR tree-optimization/17598
6214 * fold-const.c (fold_binary): Fold comparisons of addresses
6215 of COMPONENT_REFs which reference the same field to
6216 comparisons of the addresses of the base objects.
6218 2005-04-26 Julian Brown <julian@codesourcery.com>
6220 * config/arm/arm.c (arm_return_in_msb): New function.
6221 (arm_must_pass_in_stack): New function.
6222 (TARGET_RETURN_IN_MSB): Define target hook.
6223 (TARGET_MUST_PASS_IN_STACK): Define target hook.
6224 (arm_function_value): Pad small aggregate return.
6225 (arm_pad_arg_upward): New function.
6226 (arm_pad_reg_upward): New function.
6227 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
6228 (FUNCTION_ARG_PADDING): Define macro.
6229 (BLOCK_REG_PADDING): Define macro.
6230 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
6231 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
6232 (arm_pad_reg_upward): Declare function.
6234 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6236 * basic-block.h (ei_cond): New.
6237 (FOR_EACH_EDGE): Call ei_cond.
6239 PR tree-optimization/21047
6240 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
6241 (fold): Don't handle ASSERT_EXPR.
6243 2005-04-25 Roger Sayle <roger@eyesopen.com>
6245 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
6246 all writes to any stack register as a read/write dependency on
6248 (sched_analyze_2): Likewise, for reads from any stack register.
6250 2005-04-25 Richard Henderson <rth@redhat.com>
6252 * final.c (output_addr_const): Revert 2005-04-09 change.
6254 2005-04-25 Mike Stump <mrs@apple.com>
6256 * config/darwin.c (darwin_encode_section_info): Always set
6257 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
6259 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6261 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
6262 gensupport.c, protoize.c, toplev.c: Replace calls to
6263 `unlock_stream' with `unlock_std_streams'.
6265 2005-04-25 Devang Patel <dpatel@apple.com>
6267 * dbxout.c (dbxout_type): Emit attribute vector.
6269 2005-04-05 Paul Brook <paul@codesourcery.com>
6271 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
6272 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
6273 * config/arm/arm.c (arm_cxx_atexit_name): New function.
6274 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
6275 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
6276 (register_dtor_fn): Likewise.
6277 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
6279 2005-04-25 Ian Lance Taylor <ian@airs.com>
6281 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
6282 * c-common.h (EXPR_STMT_EXPR): Don't define.
6283 (c_common_stmt_codes): Don't define.
6284 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
6285 * c-gimplify.c (gimplify_expr_stmt): Remove.
6286 (c_gimplify_expr): Remove EXPR_STMT case.
6287 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
6288 to INIT_STATEMENT_CODES.
6289 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
6291 2005-04-25 Jan Hubicka <jh@suse.cz>
6293 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
6295 * except.c: Include diagnostic.h
6296 (dump_eh_tree, verify_eh_tree): New functions.
6297 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
6298 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
6299 (dump_function_to_file): dump eh tree.
6300 * tree-eh.c (mark_eh_edge): New function.
6301 (mark_eh_edge_found_error): New static variable.
6302 (verify_eh_edges): New function.
6304 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
6306 * tree-ssa-alias.c (fieldoff_t): Remove.
6307 (fieldoff_s): typedef the structure itself. Create a vector of
6309 (push_fields_onto_fieldstack): Return count of fields pushed.
6310 Remove peeling of first field. Adjust.
6311 (fieldoff_compare): Adjust.
6312 (create_overlap_variables_for): Adjust.
6314 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
6316 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
6318 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
6321 * doc/install.texi: Document correct assembler and linker to use
6322 on i?86-*-solaris2.10.
6324 2005-04-25 Steven Bosscher <stevenb@suse.de>
6326 Fix PR tree-optimization/21173
6328 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
6329 Unshare expression we pass to force_gimple_operand.
6331 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
6332 Stephen Clarke <stevec@superh.com>
6333 Roger Sayle <roger@eyesopen.com>
6335 PR rtl-optimization/20413
6336 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
6337 VOIDmode for LABEL_REF.
6338 * final.c (shorten_branches): Likewise.
6339 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
6340 * loop.c (reg_dead_after_loop): Likewise.
6341 * varasm.c (decode_addr_const): Likewise.
6342 * doc/rtl.texi: Document mode requirement for LABEL_REF.
6344 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
6346 * config.gcc (avr-*-*): Remove redundant "case".
6348 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
6350 * tree-vect-analyze.c (vect_mark_relevant): Take
6351 VEC(tree,heap) instead of varray_type as an argument.
6352 (vect_mark_stmts_to_be_vectorized): Change the type of
6353 worklist to VEC(tree,heap). Adjust uses of worklist.
6355 2005-04-24 Devang Patel <dpatel@apple.com>
6357 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
6359 2005-04-24 Ian Lance Taylor <ian@airs.com>
6361 * c-semantics.c (build_stmt): Remove test of specific tree codes
6362 for TREE_SIDE_EFFECTS handling.
6364 2005-04-24 Per Bothner <per@bothner.com>
6366 * c-opts.c (finish_options): Make the line-number of the <built-in>
6367 location 0, as assumed elsewhere, rather than 1.
6369 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6371 * tree-ssa-uncprop.c (equiv_stack): Change the type o
6373 (tree_ssa_uncprop, uncprop_finalize_block,
6374 uncprop_initialize_block): Update uses of equiv_stack.
6376 2005-04-24 Richard Henderson <rth@redhat.com>
6379 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
6380 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
6382 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
6383 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
6384 <DIV, MOD>: Likewise.
6386 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6388 * collect2.c (main): Unlock the stdio streams.
6389 * gcc.c (main): Likewise.
6390 * gcov-dump.c (main): Likewise.
6391 * gcov.c (main): Likewise.
6392 * gen-protos.c (main): Likewise.
6393 * gensupport.c (init_md_reader_args_cb): Likewise.
6394 * protoize.c (main): Likewise.
6395 * toplev.c (general_init): Likewise.
6397 2005-04-24 Jakub Jelinek <jakub@redhat.com>
6400 * cgraph.h (cgraph_local_info): Add vtable_method field.
6401 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
6402 and node is vtable_method, finalized and not reachable, don't do
6405 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6407 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
6409 * tree-ssa-pre.c (create_value_expr_from): Use
6410 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
6411 * tree-ssa-propagate.c (stmt_makes_single_load,
6412 stmt_makes_single_store): Use REFERENCE_CLASS_P.
6413 * tree-vect-transform.c (vect_is_simple_cond): Use
6415 * tree-vrp.c (extract_range_from_assert,
6416 build_assert_expr_for, fp_predicate, has_assert_expr): Use
6419 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
6420 of tpa_to_clear to VEC(int,heap). Update uses of
6421 tpa_to_clear. Free tpa_to_clear at the end.
6423 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
6425 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
6428 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
6430 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
6431 and gcc_unreachable as appropriate.
6432 (num_insns_constant, output_vec_const_move,
6433 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
6434 rs6000_emit_set_const, rs6000_emit_move,
6435 spe_build_register_parallel, function_arg,
6436 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
6437 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
6438 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
6439 rs6000_common_init_builtins, expand_block_clear,
6440 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
6441 extract_ME, rs6000_get_some_local_dynamic_name,
6442 rs6000_output_function_entry, print_operand,
6443 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
6444 output_cbranch, output_e500_flip_gt_bit,
6445 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
6446 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
6447 compute_save_world_info, rs6000_stack_info,
6448 rs6000_emit_load_toc_table, rs6000_frame_related,
6449 spe_synthesize_frame_save, rs6000_emit_epilogue,
6450 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
6451 output_function_profiler, rs6000_trampoline_size,
6452 rs6000_initialize_trampoline, find_addr_reg,
6453 rs6000_machopic_legitimize_pic_address,
6454 rs6000_initial_elimination_offset,
6455 rs6000_dbx_register_number): Likewise.
6456 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
6457 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
6458 *movti_power, *movti_string, call, call_value, sibcall,
6459 sibcall_value): Likewise.
6460 * config/rs6000/spe.md (*movdf_e500_double,
6461 *movv2si_internal): Likewise.
6462 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
6465 2005-04-24 Richard Henderson <rth@redhat.com>
6468 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
6469 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
6470 Deny modes smaller than 4 bytes.
6471 * config/i386/i386-protos.h: Update.
6473 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
6475 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
6476 Switch h8300-*-rtems* to ELF.
6478 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6480 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
6482 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6484 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
6486 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
6489 * fold-const.c: Fold &a[i]-&a[j] to i-j.
6491 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6493 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
6494 definitions of ssa names in condition. Split recusive part to ...
6495 (tree_simplify_using_condition_1): New function.
6496 (expand_simple_operations): New function.
6498 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6500 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
6501 (find_interesting_uses_cond): Do not use integer_zerop and
6502 integer_nonzerop to check for integer constants.
6503 (set_use_iv_cost): Record the value field.
6504 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
6505 determine_use_iv_cost_outer): Set the value field of the cost pair.
6506 (may_eliminate_iv): Do not return the comparison code.
6507 (iv_elimination_compare): New function.
6508 (determine_use_iv_cost_condition): Set the value field. Record
6509 noneliminable invariants correctly.
6510 (rewrite_use_compare, rewrite_use_outer): Use the value field.
6512 2005-04-23 DJ Delorie <dj@redhat.com>
6514 * diagnostic.c (warning): Accept parameter to classify warning option.
6515 (warning0): New, for when a pointer to an error() like function is needed.
6516 * errors.c (warning): Likewise.
6517 * errors.h (warning, warning0): Adjust prototypes.
6518 * toplev.h (warning, warning0): Likewise.
6520 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
6521 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
6522 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
6523 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
6524 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
6525 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
6526 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
6527 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
6529 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
6530 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
6531 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
6532 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
6533 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
6534 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
6535 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
6536 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
6537 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
6538 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
6539 config/rs6000/aix52.h, config/rs6000/darwin.h,
6540 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
6541 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6542 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
6543 config/stormy16/stormy16.c, config/v850/v850-c.c,
6544 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
6547 2005-04-23 Richard Henderson <rth@redhat.com>
6550 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
6551 performing some integral scalar simplifications.
6553 2005-04-23 Richard Henderson <rth@redhat.com>
6556 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
6557 simplifying CONST_VECTOR.
6559 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6561 * tree-ssa-live.c (live_worklist): Take a stack allocated on
6562 heap as an argument. Update uses of stack.
6563 (calculate_live_on_entry): Allocate stack on heap.
6565 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
6566 partition_link and tpa_nodes on heap.
6568 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
6569 (mark_stmt_necessary, propagate_necessity,
6570 mark_really_necessary_kill_operand_phis): Update uses of
6572 (tree_dce_init): Allocate worklist using VEC_alloc.
6573 (tree_dce_done): Free worklist using VEC_free.
6575 2005-04-23 Mike Stump <mrs@apple.com>
6577 * config/darwin.c (machopic_indirection_name): Don't use
6579 (darwin_emit_unwind_label): Use user_label_prefix instead of
6582 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6584 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
6586 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
6588 * config.gcc <cris-*>: Specify .opt files.
6589 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
6590 config/cris/linux.opt: New files.
6591 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
6592 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
6593 (TARGET_ELF): Override to 0.
6594 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
6595 -melinux-stacksize=N.
6596 * config/cris/cris.c: (cris_handle_option): New function.
6597 (TARGET_DEFAULT_TARGET_FLAGS): Override.
6598 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
6599 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
6600 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
6601 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
6602 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
6603 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
6604 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
6605 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
6606 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
6607 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
6608 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
6609 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
6610 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
6611 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
6612 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
6613 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
6614 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
6615 (TARGET_LINUX): Define 0.
6616 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
6617 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
6618 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
6619 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
6620 (TARGET_LINUX): Override to 1.
6621 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
6623 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
6625 * haifa-sched.c (schedule_block): Fix thinko in previous
6626 assertification patch.
6628 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
6630 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
6631 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
6632 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
6633 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
6634 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
6635 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
6636 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
6638 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
6639 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
6640 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
6641 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
6642 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
6643 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
6644 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
6645 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
6646 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
6647 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
6648 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
6649 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
6650 (SUBTARGET_OPTIONS): Delete.
6651 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
6652 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
6653 instead of a string.
6654 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
6655 (pa_cpu_string, pa_unix_string): Delete.
6656 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
6657 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
6659 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6660 (pa_handle_option): New function.
6661 (override_options): Remove handling of -march=, -mfixed-range=,
6662 -mschedule= and -munix=.
6663 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
6664 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
6665 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
6666 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
6667 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
6668 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
6669 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
6671 * config/pa/pa.opt: New file.
6672 * config/pa/pa-hpux.opt: New file.
6673 * config/pa/pa-hpux1010.opt: New file.
6674 * config/pa/pa-hpux1111.opt: New file.
6675 * config/pa/pa64-hpux.opt: New file.
6677 2005-04-22 David S. Miller <davem@davemloft.net>
6679 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
6680 integer when it's mode is VOIDmode not DImode.
6682 2005-04-22 Geoffrey Keating <geoffk@apple.com>
6684 * config/rs6000/rs6000.md (sync_add<mode>_internal,
6685 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
6686 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
6687 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
6688 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
6689 "bne- $-xxx" rather than local labels.
6690 (sync_lock_release<mode>): Add second operand.
6691 (lwsync): Use .long rather than a more meaningful opcode.
6692 * doc/md.texi (Standard Names): Add description of second
6693 parameter to sync_lock_test_and_set.
6695 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6697 PR tree-optimization/21088
6698 * fold-const.c (fold_unary, fold_binary, fold_ternary):
6700 * tree-vrp.c (compare_values): Use fold_binary to compare
6701 pointers. Use boolean_type_node as the type of a comparison
6702 expression being folded.
6703 * tree.h: Add prototypes for fold_unary, fold_binary,
6706 * tree-ssa-dom.c: Fix formatting.
6708 2005-04-22 Diego Novillo <dnovillo@redhat.com>
6710 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
6711 * lambda-code.c (perfect_nestify): Mark virtual operands in
6712 the moved statement for renaming.
6713 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
6714 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
6715 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
6716 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
6717 * tree-flow.h (struct var_ann_d): Update comments.
6718 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
6719 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
6720 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
6721 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
6722 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
6723 debug_names_replaced_by): Remove declarations.
6724 (delete_update_ssa, get_current_def, set_current_def): Declare.
6725 (rewrite_into_loop_closed_ssa): Add new argument. Update
6727 * tree-into-ssa.c: Include params.h.
6728 (old_virtual_ssa_names): Remove. Update all users.
6729 (need_to_replace_names_p): Remove. Update all users.
6730 (struct update_ssa_stats_d): Declare.
6731 (update_ssa_stats): New local.
6732 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
6733 dump_tree_ssa_stats, debug_tree_ssa_stats,
6734 dump_update_ssa, debug_update_ssa,
6735 dump_names_replaced_by, debug_names_replaced_by): Declare.
6736 (get_current_def, set current_def): Make extern.
6737 (is_old_name, is_new_name): Protect against references
6738 past the end of the sets.
6739 (add_new_name_mapping): Assert that OLD and NEW are
6740 different SSA names for the same symbol.
6741 When adding a virtual mapping, update stats for virtual
6743 (insert_phi_nodes_for): If UPDATE_P is true, create the
6744 LHS of the new PHI by duplicating SSA name VAR.
6745 (insert_phi_nodes_1): Remove. Update all users.
6746 (insert_phi_nodes): Remove second argument. Update all
6748 (maybe_replace_use, maybe_replace_def): New.
6749 (rewrite_update_stmt): Call them.
6750 (mark_def_interesting): Remove calls to is_gimple_reg.
6751 (prepare_phi_args_for_update): Remove. Update all users.
6752 (prepare_block_for_update): Only process virtual operands
6753 and GIMPLE registers in normal form.
6754 (prepare_use_sites_for): New.
6755 (prepare_names_to_update): Rename from prepare_def_sites.
6756 Call prepare_use_sites_for.
6757 (dump_update_ssa): Rename from dump_repl_tbl.
6759 Show statistics for virtual mapping heuristic.
6760 (debug_update_ssa): Rename from debug_debug_repl_tbl.
6761 (init_update_ssa): Initialize UPDATE_SSA_STATS.
6762 (delete_update_ssa): Make extern.
6763 (mark_set_for_renaming): If the set is empty, do nothing.
6764 (release_ssa_name_after_update_ssa): Update comment.
6765 (insert_updated_phi_nodes_for): Do not remove existing
6766 PHI nodes for symbols.
6767 (switch_virtuals_to_full_rewrite_p): New.
6768 (switch_virtuals_to_full_rewrite): New.
6769 (update_ssa): Call them.
6770 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
6771 for every statement before updating.
6772 If all the names in NEW_SSA_NAMES have been marked for
6773 removal, do nothing.
6774 Only start at the top of the CFG if there are symbols in
6776 (ssa_rewrite_finalize_block): Remove.
6777 (ssa_register_new_def): Remove.
6778 (ssa_rewrite_stmt): Remove.
6779 (ssa_rewrite_phi_arguments): Remove.
6780 (ssa_rewrite_initialize_block): Remove.
6781 (ssa_mark_def_sites): Remove.
6782 (ssa_mark_def_sites_initialize_block): Remove.
6783 (ssa_mark_phi_uses): Remove.
6784 (rewrite_ssa_into_ssa): Remove.
6785 * tree-phinodes.c (find_phi_node_for): Remove.
6786 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6788 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
6789 Remove calls to verify_dominators and
6790 verify_loop_structure.
6791 (tree_unswitch_single_loop): Call update_ssa.
6792 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
6795 (delete_tree_ssa): Assert that need_ssa_update_p returns
6797 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
6798 * tree-vectorizer.c (allocate_new_names, rename_def_op,
6799 free_new_names): Remove. Update all users.
6800 (rename_use_op): Call get_current_def.
6801 (rename_variables_in_bb): Do not handle any real or
6803 (slpeel_update_phis_for_duplicate_loop): Call
6804 get_current_def and set_current_def instead of using
6806 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
6807 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
6808 ssa_names_to_replace and delete_update_ssa.
6809 * doc/invoke.texi: Document --param min-virtual-mappings
6810 and --param virtual-mappings-ratio.
6812 2005-04-22 Diego Novillo <dnovillo@redhat.com>
6814 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
6815 for newly created PHI nodes.
6816 Call create_new_def_for for every new V_MAY_DEF and
6817 V_MUST_DEF on the copied statement.
6818 (struct ssa_name_map_entry): Remove.
6819 (ssa_name_map_entry_hash): Remove.
6820 (ssa_name_map_entry_eq): Remove.
6821 (allocate_ssa_names): Remove.
6822 (rewrite_to_new_ssa_names_def): Remove.
6823 (rewrite_to_new_ssa_names_use): Remove.
6824 (rewrite_to_new_ssa_names_bb): Remove.
6825 (rewrite_to_new_ssa_names): Remove.
6826 (tree_duplicate_sese_region): Remove variables ver,
6827 definitions, phi, ssa_name_map and bi.
6828 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
6830 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6831 update_ssa instead of rewrite_ssa_into_ssa.
6832 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
6834 (find_uses_to_rename_use): Add argument 'need_phis'.
6835 (find_uses_to_rename_stmt): Do not scan virtual operands.
6836 (find_uses_to_rename): Only scan PHI nodes for
6838 (rewrite_into_loop_closed_ssa): Call update_ssa.
6839 (check_loop_closed_ssa_use): Ignore virtual operands.
6840 (check_loop_closed_ssa_stmt): Likewise.
6841 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
6843 (rename_variables, set_phi_def_stmts): Remove.
6844 (tree_duplicate_loop_to_header_edge): Reformat comment.
6845 Remove variables BB, I and DEFINITIONS.
6846 Call need_ssa_update_p.
6848 (lv_adjust_loop_header_phi): Reformat comment.
6849 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
6850 (marked_for_rewrite_p, any_marked_for_rewrite_p,
6851 mark_for_rewrite, unmark_all_for_rewrite,
6852 marked_ssa_names): Remove. Update all users.
6853 (release_ssa_name): If VAR has been registered for SSA
6854 updating, do nothing.
6855 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
6856 (build_assert_expr_for): Call register_new_name_mapping.
6857 (insert_range_assertions): Update call to update_ssa.
6858 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
6859 marked_for_rewrite_p, any_marked_for_rewrite_p,
6860 marked_ssa_names): Remove.
6862 2005-04-22 Jeff Law <law@redhat.com>
6864 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
6865 (restore_currdefs_to_original_value): Likewise.
6866 (register_definitions_for_stmt): Likewise.
6867 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
6868 for each variable. Do not allocate/free block_defs_stack either.
6869 Do not iterate if we just thread jumps. Only iterate if the
6870 tree_cleanup_cfg does useful work (temporary).
6871 (dom_opt_initialize_block): No longer push a marker on
6873 (dom_opt_finalize_block): Removal call to restore currdefs.
6874 Relax restrictions for recording edge equivalences.
6875 (record_equivalences_from_phis): No longer need to track
6877 (optimize_stmt): Similarly.
6878 (thread_across_edge): Simplify by removing the requirement that
6879 statements in the block we are threading through must be nops.
6880 (initialize_hash_element): Handle GOTO_EXPR.
6882 2005-04-22 David S. Miller <davem@davemloft.net>
6884 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
6886 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
6887 fix check on CONST_DOUBLE mode. It should be VOIDmode
6888 when it is representing an integer.
6890 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6892 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
6893 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
6894 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
6895 find_char_info_specifier_index,
6896 find_length_info_modifier_index): Likewise.
6897 * c-typeck.c (composite_type, pop_init_level): Likewise.
6898 * combine.c (cant_combine_insn_p, try_combine): Likewise.
6899 * cse.c (cse_insn): Likewise
6900 * dominance.c (calc_dfs_tree): Likewise
6901 dwarf2out.c (loc_descriptor_from_tree_1,
6902 add_abstract_origin_attribute, force_decl_die,
6903 force_type_die): Likewise
6904 emit-rtl.c (operand_subword_force): Likewise
6905 explow.c (hard_function_value): Likewise
6906 expmed.c (store_bit_field, expand_divmod,
6907 emit_store_flag_force): Likewise
6908 expr.c (emit_move_multi_word, store_expr,
6909 expand_expr_real_1): Likewise
6910 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
6911 output_operand): Likewise
6912 flow.c (recompute_reg_usage): Likewise
6913 * function.c (assign_stack_temp_for_type, assign_temp,
6914 handle_epilogue_set): Likewise
6915 * genextract.c (main): Likewise
6916 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
6917 gimplify_modify_expr_rhs, gimplify_expr): Likewise
6918 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
6919 ready_remove, rm_line_notes, rm_other_notes,
6920 schedule_block): Likewise
6921 mips-tfile.c (copy_object, out_of_bounds): Likewise
6923 2005-04-22 David Edelsohn <edelsohn@gnu.org>
6926 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
6927 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
6928 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
6929 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
6931 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
6933 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6935 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
6936 (gcc_tree_to_linear_expression): Convert to heap allocated
6938 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
6939 lbv_to_gcc_expression, lle_to_gcc_expression,
6940 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
6941 perfect_nestify): Likewise.
6942 lambda.h (gcc_loopnest_to_lambda_loopnest,
6943 lambda_loopnest_to_gcc_loopnest): Likewise.
6944 tree-loop-linear.c (linear_transform_loops): Likewise.
6946 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
6948 * config/sparc/predicates.md (arith_double_operand): Use
6949 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
6950 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
6951 (DImode, DFmode constant splitters): Likewise. Remove code for
6952 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
6953 (logical constant splitters): Use const_int_operand predicate.
6954 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
6955 HOST_BITS_PER_WIDE_INT < 64.
6957 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6959 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
6960 gcc_unreachable as appropriate.
6961 (force_mode, emit_move_sequence, singlemove_string,
6962 output_move_double, output_fp_move_double, find_addr_reg,
6963 output_block_move, output_block_clear, output_and,
6964 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
6965 pa_adjust_cost, pa_issue_rate, print_operand,
6966 output_global_address, output_arg_descriptor, output_cbranch,
6967 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
6968 output_call): Likewise.
6969 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
6970 prefetch, prefetch_cc, prefetch_nocc): Likewise.
6972 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
6974 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
6975 _gcov_pow2_profiler and _gcov_one_value_profiler.
6976 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
6977 (GTFILES): Add $(srcdir)/tree-profile.c.
6978 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
6979 __gcov_one_value_profiler): Declare.
6980 * gimplify.c (force_gimple_operand): Check whether the statements
6981 should be produced in ssa form.
6982 (force_gimple_operand_bsi): New function.
6983 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
6984 __gcov_one_value_profiler): New functions.
6985 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
6986 the profiled value is a power of two or not.
6987 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
6988 * tree-flow.h (in_ssa_p): Declare.
6989 (force_gimple_operand_bsi): Declare.
6990 * tree-into-ssa.c (in_ssa_p): New variable.
6991 (rewrite_into_ssa): Set in_ssa_p.
6992 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
6993 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
6994 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
6995 tree_one_value_profiler_fn): New variables.
6996 (tree_init_edge_profiler): Initialize the profiler function decls.
6997 (tree_gen_edge_profiler): Use global gcov_type_node.
6998 (prepare_instrumented_value): New function.
6999 (tree_gen_interval_profiler, tree_gen_interval_profiler,
7000 tree_gen_one_value_profiler): Call the library functions instead of
7001 creating instrumentation code.
7002 * tree.c (build_fn_decl): New function.
7003 * tree.h (build_fn_decl): Declare.
7004 * value-prof.c (rtl_divmod_values_to_profile,
7005 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
7006 tree_mod_pow2_value_transform, tree_find_values_to_profile):
7007 Do not handle may_be_other and precise values of exponents at pow2
7009 (tree_mod_subtract_transform): Reflect that value field of
7010 histogram has changed meaning.
7011 (tree_divmod_values_to_profile): Record the values correctly.
7012 (tree_values_to_profile): Update comment.
7013 * value-prof.h (struct histogram_value_t): Remove pow2 data.
7015 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
7017 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
7020 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7022 * config/i386/i386.md (length_immediate): Use gcc_assert or
7023 gcc_unreachable, as appropriate.
7024 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
7025 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
7026 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
7027 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
7028 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7029 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
7030 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
7031 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
7032 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
7033 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
7034 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
7035 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7036 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
7037 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
7038 *prefetch_sse_rex): Likewise.
7039 * config/i386/predicates.md (x86_64_immediate_operand,
7040 x86_64_zext_immediate_operand, symbolic_operand,
7041 no_seg_address_operand, aligned_operand,
7042 memory_displacement_operand): Likewise.
7043 * config/i386/sse.md (*mov<mode>_internal,
7044 *movv2df_internal): Likewise.
7046 2005-04-22 Jan Hubicka <jh@suse.cz>
7048 * Makefile.in (ipa.o, ipa-inline.o): New files.
7049 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
7050 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
7051 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
7052 * cgraphunit.c (cgraph_default_inline_p,
7053 cgraph_decide_inlining_incrementally, ncalls_inlined,
7054 nfunctions_inlined, initial_insns, overall_insns,
7055 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
7056 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
7057 cgraph_mark_inline, cgraph_check_inline_limits,
7058 cgraph_default_inline_p, cgraph_recursive_inlining_p,
7059 update_callee_keys, lookup_recursive_calls,
7060 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
7061 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
7062 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
7063 pass_ipa_inline): Move to ipa-inline.c
7064 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
7066 * ipa-inline.c: New file.
7068 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7070 * doc/invoke.texi (SPARC options): Document that -mapp-regs
7071 is turned off by default on Solaris.
7073 2005-04-21 Roger Sayle <roger@eyesopen.com>
7075 * c-common.h (objc_build_method_signature): Update prototype.
7076 * stub-objc.c (objc_build_method_signature): Update the stub
7077 implementation to accept and ignore additional parameter.
7078 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
7079 the value of ellipsis to objc_build_method_signature instead
7080 of setting TREE_OVERFLOW on the parms TREE_LIST node.
7082 2005-04-21 Geoffrey Keating <geoffk@apple.com>
7084 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
7085 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
7086 gen_rtx_* not gen_rtx_fmt_*.
7087 (rs6000_emit_vector_select): Likewise.
7088 (rs6000_emit_sync): New.
7089 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
7090 (larx, stcx, cmp): New mode substitutions.
7091 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
7092 UNSPEC_ISYNC): New constants.
7093 (rlwinm): Give name.
7094 (memory_barrier, isync, lwsync): New insns.
7095 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
7096 (sync_lock_release<mode>): New expander.
7097 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
7098 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
7099 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
7100 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
7101 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
7102 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
7103 (sync_add<mode>_internal, sync_addshort_internal,
7104 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
7105 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
7106 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
7108 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
7109 is the memory before, not after, the operation. Clarify
7110 barrier requirements.
7112 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7114 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
7115 * lambda.h (lambda_vector_min_nz): Likewise.
7116 * langhooks.h (struct lang_hooks_for_types,
7117 struct lang_hooks): Likewise.
7118 * output.h (assemble_integer, this_is_asm_operands): Likewise.
7121 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
7123 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
7124 comments to avoid 'abort'. Use gcc_assert as necessary.
7125 * opts.c (common_handle_option): Likewise.
7126 * pretty-print.c (pp_base_format_text): Likewise.
7127 * print-rtl.c (print_rtx): Likewise.
7128 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
7129 * regmove.c (try_auto_increment): Likewise.
7130 * reload.c (find_valid_class, find_reloads_toplev,
7131 find_equiv_reg): Likewise.
7132 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
7133 merge_assigned_reloads): Likewise.
7134 * tree-inline.c (inline_forbidden_p_1,
7135 estimate_num_insns_1): Likewise.
7136 * tree-optimize.c (execute_todo): Likewise.
7137 * tree-outof-ssa.c (eliminate_phi): Likewise.
7138 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
7139 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
7140 * tree-ssa-operands.c (parse_ssa_operands,
7141 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
7142 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
7143 * tree-ssanames.c (release_ssa_name): Likewise.
7144 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
7145 walk_tree): Likewise.
7147 * tree-ssa-operands.c (verify_abort): Fold into ..
7148 (verify_imm_links): ... here.
7150 2005-04-21 Richard Henderson <rth@redhat.com>
7152 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
7153 on non-memory operand for previous inversion.
7155 2005-04-21 Devang Patel <dpatel@apple.com>
7157 PR optimization/20994
7158 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
7159 x = !(a == b) : p , q;.
7160 (pass_if_conversion): Verify stmts and flow.
7162 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7164 * optabs.c (gen_conditional_trap): Restore #define.
7166 * alias.c (true_dependence): Remove 'abort' from comments. Use
7167 gcc_assert and gcc_unreachable as appropriate.
7168 (canon_true_dependence): Likewise.
7169 * bb-reorder.c (connect_traces): Likewise.
7170 * c-common.c (c_add_case_label): Likewise.
7171 * c-decl.c (finish_function): Likewise.
7172 * caller-save.c (insert_restore, insert_save): Likewise.
7173 * cfg.c (update_bb_profile_for_threading): Likewise.
7174 * cfganal.c (flow_active_insn_p): Likewise.
7175 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7176 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
7177 cfg_layout_merge_blocks): Likewise.
7178 * ifcvt.c (cond_exec_process_insns, merge_if_block,
7179 find_if_block): Likewise.
7180 * integrate.c (allocate_initial_values): Likewise.
7181 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
7182 swap_condition, unsigned_condition, signed_condition,
7183 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
7184 reg_or_subregno): Likewise.
7185 * lambda-code.c (lambda_compute_auxillary_space,
7186 lambda_transform_legal_p): Likewise.
7187 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
7188 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
7189 lhd_incomplete_type_error, lhd_expand_expr,
7190 lhd_types_compatible_p, lhd_tree_size): Likewise.
7191 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
7192 * local-alloc.c (update_equiv_regs): Likewise.
7193 * loop-unroll.c (peel_loop_completely
7194 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
7195 peel_loop_simple, unroll_loop_stupid,
7196 analyze_iv_to_split_insn): Likewise.
7197 * loop.c (gen_prefetch, find_and_verify_loops,
7198 basic_induction_var): Likewise.
7199 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
7200 * value-prof.c (tree_find_values_to_profile): Likewise.
7201 * varasm.c (named_section, default_assemble_integer,
7202 decode_addr_const): Likewise.
7204 2005-04-21 Alan Modra <amodra@bigpond.net.au>
7205 Fariborz Jahanian <fjahanian@apple.com>
7207 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
7208 portion of argument passed in fpr.
7209 * expr.c (emit_push_insn): Fix computation of 'offset' used to
7210 decide on partial argument save on stack.
7212 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
7214 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
7217 2005-04-21 Jan Hubicka <jh@suse.cz>
7219 * cgraphunit.c: Include tree-pass.h
7220 (cgraph_decide_recursive_inlining,
7221 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
7222 cgraph_decide_inlining): Dump goes to dump_file.
7223 (cgraph_optimize): Call ipa passes instead of inliner.
7224 (cgraph_gate_inlining, pass_ipa_inline): New.
7225 * tree-optimize.c (all_ipa_passes): New static variable.
7226 (register_one_dump_file): Dead with IPA passes.
7227 (register_dump_files): Likewise.
7228 (init_tree_optimization_passes): Initialize IPA passes.
7229 (execute_todo): Do cgraph dump when asked to, do not dump function body
7231 * tree-pass.h (TODO_dump_cgraph): New macro.
7232 (ipa_passes): Declare.
7233 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
7235 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7237 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
7238 gcc_assert instead of abort.
7239 (classify_argument, examine_argument, construct_container,
7240 contains_128bit_aligned_vector_p, ix86_check_movabs,
7241 standard_80387_constant_opcode, standard_80387_constant_rtx,
7242 ix86_initial_elimination_offset, ix86_compute_frame_layout,
7243 pro_epilogue_adjust_stack, ix86_expand_epilogue,
7244 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
7245 legitimize_tls_address, output_pic_addr_const,
7246 i386_output_dwarf_dtprel, put_condition_code, print_reg,
7247 get_some_local_dynamic_name, print_operand, print_operand_address,
7248 output_387_binary_op, emit_i387_cw_initialization,
7249 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
7250 ix86_expand_clear, ix86_expand_binary_operator,
7251 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
7252 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
7253 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
7254 ix86_expand_branch, ix86_expand_setcc,
7255 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
7256 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
7257 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
7258 memory_address_length, ix86_attr_length_immediate_default,
7259 ix86_attr_length_address_default, ix86_agi_dependant,
7260 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
7261 ix86_expand_binop_builtin, ix86_force_to_memory,
7262 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
7263 x86_emit_floatuns): Likewise.
7264 * config/i386/netware.c (gen_regparm_prefix,
7265 i386_nlm_strip_name_encoding): Likewise.
7266 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
7268 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7270 * optabs.c (gen_condiational_trap): Remove #define.
7271 (add_equal_note): Assertify. Remove explicit indirection from
7272 call via function pointer.
7273 (expand_ternary_op, expand_simple_binop, expand_binop,
7274 expand_twoval_unop, expand_twoval_binop,
7275 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
7276 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
7277 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
7278 prepare_float_lib_cmp, emit_conditional_move,
7279 emit_conditional_add, gen_add2_insn, gen_add3_insn,
7280 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
7281 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
7282 vector_compare_rtx, expand_vec_cond_expr): Likewise.
7284 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7286 * vec.h: Update API to separate allocation mechanism from type.
7287 (VEC_safe_grow): New.
7288 * vec.c (calculate_allocation): New.
7289 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
7290 (vec_gc_free, vec_heap_free): Remove.
7291 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
7293 (mangle_macro_name): New.
7294 (struct macro_def): New.
7295 (struct macro): Add multiple argument values.
7296 (macro_expans_end): New.
7297 (push_macro_expansion): Chain on new macro. Process multiple
7298 args, create follow on expansion. Return follow on argument.
7299 (macro_input): Deal with multiple arguments.
7301 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
7302 (struct tree_binfo): Adjust.
7303 * basic-block.h: Define VEC(edge,gc).
7304 (struct edge_def): Adjust.
7305 (struct basic_block_def, struct edge_iterator): Likewise.
7306 (ei_container, ei_start_1, ei_last_1): Likewise.
7307 * cfg.c (connect_src, connect_dest): Likewise.
7308 * cfgrtl.c (force_nonfallthru_and_redirect)
7309 * dbxout.c (dbxout_type)
7310 * dwarf2out.c (gen_member_die)
7311 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
7312 (gcc_tree_to_linear_expression): Adjust.
7313 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7314 lbv_to_gcc_expression, lle_to_gcc_expression,
7315 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
7316 perfect_nestify): Likewise.
7317 * lambda.h (gcc_loopnest_to_lambda_loopnest,
7318 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
7319 * profile.c (instrument_values): Adjust.
7320 * tree-cfg.c (modified_noreturn_calls): Adjust.
7321 (remove_fallthru_edge): Likewise.
7322 * tree-dump.c (dequeue_and_dump): Adjust.
7323 * tree-flow-inline.h (mark_stmt_modified): Adjust.
7324 * tree-flow.h (modified_noreturn_calls): Adjust.
7325 (tree_on_heap): Remove. (yay!)
7326 (register_new_def): Adjust.
7327 * tree-into-ssa.c: Define VEC(int,heap).
7328 (block_defs_stack): Adjust.
7329 (find_idf, insert_phi_nodes, register_new_def,
7330 rewrite_initialize_block, rewrite_finalize_block,
7331 register_new_update_single, rewrite_update_init_block,
7332 rewrite_update_fini_block, rewrite_blocks,
7333 ssa_rewrite_finalize_block, ssa_register_new_def,
7334 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
7335 * tree-loop-linear.c (linear_transform_loops): Adjust.
7336 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
7337 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
7338 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
7339 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
7340 vrp_variables_stack): Adjust declarations.
7341 (tree_ssa_dominator_optimize): Adjust.
7342 (dom_opt_initialize_block, remove_local_expressions_from_table,
7343 restore_nonzero_vars_to_original_value,
7344 restore_vars_to_original_value,
7345 restore_currdefs_to_original_value, dom_opt_finalize_block,
7346 record_var_is_nonzero, record_cond, record_const_or_copy_1,
7347 optimize_stmt, update_rhs_and_lookup_avail_expr,
7348 lookup_avail_expr, record_range): Likewise.
7349 * tree-ssa-pre.c: Define VEC(basic_block,heap).
7350 (compute_antic_aux): Adjust.
7351 (inserted_exprs, create_expression_by_pieces,
7352 insert_into_preds_of_block, eliminate, mark_operand_necessary,
7353 remove_dead_inserted_code, fini_pre): Likewise.
7354 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
7355 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
7356 ssa_prop_init): Likewise.
7357 * tree-ssa.c: Define VEC(bitmap,heap).
7358 (verify_name_tags): Adjust.
7359 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
7360 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
7361 tree_divmod_values_to_profile, tree_find_values_to_profile,
7362 value_profile_transformations): Likewise.
7363 * value-prof.h: Define VEC(histogram_value,heap).
7364 * varasm.c: Remove alias_pair pointer typedef, define
7366 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
7368 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
7369 not a pointer to it. Create an object vector.
7370 (extern_symbols): Turn into an object vector.
7371 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
7373 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
7376 * Makefile.in (tree-chrec.o): Depend on params.h.
7377 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
7379 * tree-chrec.c: Depend on params.h. Replace build with buildN,
7380 and fold build with fold_buildN.
7381 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
7382 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
7383 (tree_contains_chrecs): Compute an estimation of the size of the
7385 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
7386 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
7387 * tree-scalar-evolution.c (simple_iv): Ditto.
7388 * doc/invoke.texi (scev-max-expr-size): Documented.
7390 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
7392 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
7393 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
7394 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
7395 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
7396 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
7397 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
7398 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
7399 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
7400 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
7401 (darwin_fix_and_continue_switch): Delete.
7402 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
7403 (SUBTARGET_SWITCHES): Delete.
7404 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
7405 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
7406 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
7407 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
7408 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
7409 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
7410 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
7411 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
7412 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
7413 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
7414 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
7415 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
7416 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
7417 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
7418 (TARGET_64BIT): Undef before redefining.
7419 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
7420 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
7421 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
7422 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
7423 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
7424 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
7425 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
7426 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
7427 (ix86_debug_arg_string, ix86_debug_addr_string)
7428 (ix86_align_loops_string, ix86_align_jumps_string)
7429 (ix86_align_funcs_string): Delete.
7430 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
7431 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
7432 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
7433 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
7434 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
7435 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
7436 (SUBTARGET_SWITCHES): Delete.
7437 * config/i386/i386.c (ix86_debug_arg_string): Delete.
7438 (ix86_debug_addr_string): Delete.
7439 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
7440 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
7441 (ix86_align_loops_string, ix86_align_jumps_string)
7442 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
7443 (ix86_align_funcs_string): Make static.
7444 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7445 (ix86_handle_option): New function.
7446 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
7447 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
7448 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
7449 of darwin_fix_and_continue_switch.
7450 (darwin_one_byte_bool): Delete.
7451 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
7452 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
7453 to darwin_one_byte_bool.
7454 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
7455 * config/i386/djgpp.opt, config/i386/i386.opt,
7456 * config/i386/sco5.opt: New files.
7458 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7460 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
7461 fp_zero_operand, fp_register_operand, intreg_operand,
7462 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
7463 call_operand, call_operand_address, tgd_symbolic_operand,
7464 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
7465 symbolic_operand, symbolic_memory_operand, label_ref_operand,
7466 sp64_medium_pic_operand, data_segment_operand,
7467 text_segment_operand, splittable_symbolic_memory_operand,
7468 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
7469 eq_or_neq, normal_comp_operator, noov_compare_op,
7470 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
7471 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
7472 const64_operand, const64_high_operand, arith11_operand,
7473 arith10_operand, arith_double_operand, arith_double_4096_operand,
7474 arith_double_add_operand, arith11_double_operand,
7475 arith10_double_operand, small_int, small_int_or_double,
7476 uns_small_int, uns_arith_operand, clobbered_register,
7477 input_operand, compare_operand): Delete.
7478 (sparc_emit_set_const32): Use predicates in assertion. Remove special
7479 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
7480 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
7481 (GEN_HIGHINT64, GEN_INT64): Delete.
7482 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
7483 gen_safe_XOR64): Adjust for above deletion.
7484 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
7485 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
7486 (legitimate_constant_p): Use const_zero_operand instead.
7487 (sparc_extra_constraint_check): Likewise.
7488 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
7489 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
7490 (PREDICATE_CODES): Delete.
7491 * config/sparc/sparc.md: Include predicates.md.
7492 (All patterns): Adjust for new predicate names.
7493 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
7494 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
7495 (movdi): Use general_operand predicate.
7496 (movdi_sp64_dbl): Delete.
7497 (movdi_const64_special): Add 'N' constraint.
7498 (movdicc): Use arith10_operand predicate.
7499 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
7500 (movdi_cc_reg_sp64): Use arith10_operand predicate.
7501 (movdi_cc_reg_sp64_trunc): Delete.
7502 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
7503 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
7504 (subdi3_sp32): Delete.
7505 (subdi3_insn_sp32): Change to define_insn_and_split.
7506 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
7507 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
7508 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
7509 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
7510 small_int_operand predicate.
7511 (divdi3, udivdi3): Use arith_operand predicate.
7512 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
7513 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
7514 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
7515 (xordi3_sp64_dbl): Delete.
7516 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
7517 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
7518 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
7519 cmp_ccx_set_not): Use arith_operand predicate.
7520 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
7521 * config/sparc/predicates.md: New file.
7523 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
7525 PR tree-optimization/14846
7526 * fold-const.c (fold_single_bit_test_into_sign_test): New,
7528 (fold_single_bit_test): ... here.
7529 (fold_binary): Call fold_single_bit_test_into_sign_test
7530 instead of fold_single_bit_test.
7532 2005-04-20 James E Wilson <wilson@specifixinc.com>
7535 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
7536 is another declaration.
7538 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
7540 * config/cris/predicates.md: New file.
7541 * config/cris/cris-protos.h (cris_store_multiple_op_p)
7542 (cris_movem_load_rest_p): Declare.
7543 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
7544 (cris_movem_load_rest_p): Ditto. Globalize.
7545 (cris_bdap_operand, cris_bdap_biap_operand,
7546 cris_orthogonal_operator, cris_commutative_orth_op,
7547 cris_operand_extend_operator,
7548 cris_additive_operand_extend_operator, cris_extend_operator,
7549 cris_plus_or_bound_operator, cris_mem_op,
7550 cris_general_operand_or_symbol,
7551 cris_general_operand_or_gotless_symbol,
7552 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
7553 cris_load_multiple_op): Remove predicate functions.
7554 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
7555 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
7556 * config/cris/cris.h (PREDICATE_CODES): Don't define.
7557 * config/cris/cris.md: Include predicates.md.
7558 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
7560 2005-04-20 Ian Lance Taylor <ian@airs.com>
7562 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
7563 * c-common.h (STMT_EXPR_STMT): Don't define.
7564 (STMT_EXPR_NO_SCOPE): Don't define.
7565 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
7566 * c-pretty-print.c (pp_c_primary_expression): Likewise.
7567 (pp_c_expression): Likewise.
7569 2005-04-20 Richard Henderson <rth@redhat.com>
7572 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
7574 2005-04-20 Jeff Law <law@redhat.com>
7576 * reload1.c (reload): Ignore equivalences between pseudos and
7579 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
7582 * c-tree.h (struct c_label_list): Update comment.
7583 (struct c_label_context): Rename to struct c_label_context_se.
7584 (label_context_stack): Rename to label_context_stack_se.
7585 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
7586 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
7587 c_end_vm_scope): New.
7588 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
7589 * c-decl.c (pop_scope): Call c_end_vm_scope.
7590 (pushdecl): Call c_begin_vm_scope for variably modified
7592 (define_label): Check for jumping into scope of identifier with
7593 variably modified type. Push label on stack for those defined at
7594 current context of identifiers with variably modified type.
7595 (start_function): Create stack level for context of identifiers
7596 with variably modified type.
7597 (finish_function): Pop stack level for context of identifiers with
7598 variably modified type.
7599 * c-typeck.c (label_context_stack): Rename to
7600 label_context_stack_se.
7601 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
7602 (c_finish_goto_label): Check for jumping into scope of identifier
7603 with variably modified type. Push label on stack for those jumped
7604 to from current context of identifiers with variably modified
7606 (struct c_switch): Add blocked_vm.
7607 (c_start_case): Initialize blocked_vm.
7608 (do_case): Check blocked_vm.
7609 (c_finish_case): Add comment.
7610 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
7611 variable label_context_stack.
7613 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7615 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
7616 conditional_replacement, value_replacement, abs_replacement,
7618 (replace_phi_edge_with_variable): Remove argument BB.
7619 (conditional_replacement, value_replacement,
7620 minmax_replacement, abs_replacement): Remove argument PHI_BB.
7621 Update a call to replace_phi_edge_with_variable.
7623 * tree-ssa-phiopt.c: Fix comments.
7625 2005-04-20 Michael Matz <matz@suse.de>
7628 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
7631 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7633 * tree-ssa-phiopt.c: Fix comment typos.
7635 PR tree-optimization/21116
7636 * tree-ssa-phiopt.c: Fix a typo.
7638 2005-04-19 Richard Henderson <rth@redhat.com>
7640 * builtins.c (expand_builtin_sync_operation): Revert last change.
7641 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
7643 (expand_compare_and_swap_loop): Likewise.
7644 (expand_sync_operation): Remove fallback from NAND to AND; invert
7645 memory operand when expanding from cmpxchg.
7646 (expand_sync_fetch_operation): Likewise.
7647 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
7650 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
7651 when implementing NAND. Fix double-add for AFTER.
7652 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
7653 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7654 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
7656 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
7659 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
7660 to return old memory value.
7661 (sync_compare_and_swap_cc<IMODE>): Likewise.
7663 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
7664 return pre-reload. Don't consider output or anti dependencies.
7665 * config/ia64/sync.md (IMODE): New.
7666 (modesuffix): Add QI and HI.
7667 (memory_barrier): Simplify expansion.
7668 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
7669 (cmpxchg_acq_<IMODE>): Likewise.
7670 (sync_lock_test_and_set<IMODE>): Likewise.
7671 (sync_lock_release<IMODE>): Likewise.
7673 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
7675 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
7678 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
7680 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
7682 2005-04-20 Michael Pogue <michael.pogue@sun.com>
7683 Joseph S. Myers <joseph@codesourcery.com>
7685 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
7686 * c-typeck.c (build_c_cast): Check these options.
7687 * doc/invoke.texi: Document these options.
7689 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7691 * tree-ssa-phiopt.c: Update a comment about the pass.
7693 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
7695 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
7696 config/mcore/mcore.c: Fix comment typos.
7698 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
7700 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
7701 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
7703 2005-04-19 Paul Brook <paul@codesourcery.com>
7705 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
7707 2005-04-19 Andrew Haley <aph@redhat.com>
7710 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
7711 looking at a field's bitpos.
7713 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7715 * system.h (fopen, fdopen, freopen): Define these to the unlocked
7716 libiberty functions.
7718 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
7720 PR tree-optimization/21096
7721 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
7723 2005-04-19 Alan Modra <amodra@bigpond.net.au>
7726 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
7727 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
7729 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
7731 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
7732 refers to the function being dumped.
7734 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
7736 * varasm.c (assemble_start_function): Remove reset of in_section.
7738 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7740 PR tree-optimization/21085
7741 * fold-const (fold_binary): Don't change X % -C to X % C if C has
7744 2005-04-19 Ben Elliston <bje@au.ibm.com>
7746 * doc/invoke.texi (Optimize Options): Refer to the correct
7747 optimisation flag -ftree-dominator-opts, not -ftree-dom.
7749 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
7751 * config/rs6000/rs6000.c (machopic_output_stub): Increase
7752 alloca argument to be big enough.
7754 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
7757 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
7760 2005-04-18 Tom Tromey <tromey@redhat.com>
7762 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
7765 2005-04-18 Richard Henderson <rth@redhat.com>
7767 * config/alpha/alpha.c (alpha_split_atomic_op): New.
7768 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
7769 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
7770 * config/alpha/alpha-protos.h: Update.
7771 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
7772 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
7773 (attr type): Add ld_l, st_c, mb.
7774 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
7775 iornotsi3, xorsi_internal, xornotsi3): New.
7776 * config/alpha/ev4.md (ev4_ld): Add ld_l.
7777 (ev4_ist_c, ev4_mb): New.
7778 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
7780 * config/alpha/ev6.md (ev6_ild): Add ld_l.
7781 (ev6_ist): Add st_c.
7783 * config/alpha/sync.md: New file.
7785 2005-04-18 Richard Henderson <rth@redhat.com>
7787 * builtins.c (expand_builtin_sync_operation): Fold nand to and
7790 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
7792 2005-04-18 Devang Patel <dpatel@apple.com>
7794 * config/rs6000/atlivec.md (mulv4si3): New pattern.
7796 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7798 PR tree-optimization/20922
7799 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
7800 Fold X + c >= X and fold X - c <= X to true.
7802 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7804 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
7806 (emergency_labeled_state_free): Likewise.
7808 2005-04-18 Nick Clifton <nickc@redhat.com>
7810 * config/h8300/h8300.md (jump): Remove prescan parameter from
7811 calls to final_scan_insn.
7813 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
7814 parameter from calls to final_scan_insn.
7816 * config.gcc (m68hc12): Use the m68hc11.opt file for target
7818 (v850e, v850e1): Use the v850.opt file for target specific
7821 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
7823 PR tree-optimization/21001
7824 * tree-optimize.c (init_tree_optimization_passes): Move the
7825 first pass_forwprop immediately before pass_vrp.
7827 2005-04-17 Ian Lance Taylor <ian@airs.com>
7829 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
7830 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
7831 from enum tree_code op to bool is_sizeof.
7832 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
7833 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
7834 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
7836 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
7838 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
7841 2005-04-17 Ian Lance Taylor <ian@airs.com>
7843 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
7845 2005-04-17 Richard Henderson <rth@redhat.com>
7847 * config/alpha/alpha.c (va_list_skip_additions): Only define if
7849 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
7850 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
7851 of indirection through ssa names while looking for the gpr counter
7853 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
7854 saved va_list_gpr_size and va_list_fpr_size.
7856 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7858 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
7859 both pointers or both integers.
7861 * tree-vrp.c (maybe_add_assert_expr): Don't assert
7862 ASSERT_EXPRs for single-use variable.
7864 * tree-into-ssa.c: Fix a comment typo.
7866 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
7868 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
7869 -mipsN before forcing a default of -mips2.
7871 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7873 * predict.h (IS_TAKEN): Remove.
7874 * rtl.h (NOTE_PREDICTION): Likewise.
7876 * modulo-sched.c (CFG_HOOKS): Remove.
7878 * c-parser.c (N_C_TTYPES): Remove.
7880 * tree-flow-inline.h (get_stmt_operands): Remove.
7881 * lambda-code.c, tree-ssa-loop-unswitch.c,
7882 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
7883 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
7884 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
7885 calls to get_stmt_operands.
7886 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
7888 2005-04-17 Richard Henderson <rth@redhat.com>
7891 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
7892 of CUMULATIVE_ARGS past the last named argument.
7893 (alpha_va_start): Expect pretend_args_size only if strictly less than
7896 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7899 * builtins.c (expand_builtin_strcat): Convert the result of
7900 strlen to the right type.
7901 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
7902 avoid creating type mismatches.
7903 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
7906 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
7908 2005-04-16 Richard Henderson <rth@redhat.com>
7911 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
7912 Use the mode of boolean_type_node when the user doesn't provide one.
7913 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
7915 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
7918 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
7921 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
7924 2005-04-16 Roger Sayle <roger@eyesopen.com>
7925 Steven Bosscher <stevenb@suse.de>
7927 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
7928 (fold_unary_to_constant): Likewise.
7930 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
7932 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
7935 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
7937 * doc/install.texi (Specific): Avoid using asterisks in @anchor
7938 names related to target triplets.
7939 Remove i?86-*-esix from platform directory.
7940 Remove powerpc-*-eabiaix from platform directory.
7942 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
7945 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
7946 falling through from SUBREG case to REG.
7948 2005-04-15 Roger Sayle <roger@eyesopen.com>
7950 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
7951 (fold_binary): Update comment mentioning fold_relational_hi_lo.
7952 (fold_binary_to_constant): Simplify using fold_binary.
7953 (fold_unary_to_constant): Likewise, simplify using fold_unary.
7955 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7957 * gthr-posix.c (pthread_cancel): Define.
7958 (pthread_mutexattr_init): Likewise.
7959 (pthread_mutexattr_settype): Likewise.
7960 (pthread_mutexattr_destroy): Likewise.
7962 2005-04-15 David S. Miller <davem@davemloft.net>
7965 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
7967 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7969 PR tree-optimization/21031
7970 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
7971 (forward_propagate_into_cond_1): Call it. Forward propagate
7972 integer-integer casts into COND_EXPRs.
7974 2005-04-15 Dave Korn <dave.korn@artimi.com>
7976 * gcc.c (default_compilers): Clarify obscure error message when
7977 reading from standard input.
7979 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7981 * basic-block.h (PROP_EQUAL_NOTES): Remove.
7982 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
7984 * tree-ssa-alias.c (init_alias_info): Remove a call to
7987 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
7989 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
7990 of non-virtual PHI nodes like we use to.
7992 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
7994 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
7995 (attr_copy_rtx): Do not use it.
7997 2005-04-15 Andrew Macleod <amacleod@redhat.com>
7999 * doc/tree-ssa.texi: Grammer/abbreviation updates.
8001 2005-04-15 Diego Novillo <dnovillo@redhat.com>
8003 * tree-vect-transform.c (vectorizable_store): Mark necessary
8004 objects in the vectorized store needing renaming. Update the
8005 SSA graph for V_MAY_DEF operands in the original store.
8007 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
8009 * tree-ssa-pre.c (compute_avail): It's okay to have
8010 TREE_INVARIANT's here, and value number the resulting expressions.
8011 (create_expression_by_pieces): Make sure operands that were
8012 min_invariant when we started, stay that way.
8014 2005-04-15 David Edelsohn <edelsohn@gnu.org>
8016 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
8018 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8020 PR tree-optimization/20936.
8021 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
8023 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8025 * doc/invoke.texi: Fix typos.
8026 * doc/md.texi: Likewise.
8027 * doc/rtl.texi: Likewise.
8028 * doc/sourcebuild.texi: Likewise.
8029 * doc/tm.texi: Likewise.
8031 2005-04-15 Uros Bizjak <uros@kss-loka.si>
8033 PR tree-optimization/21004
8034 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
8035 and floorl in c99 mode only.
8036 * builtins.c (expand_builtin_int_roundingfn): Assert that
8037 fallback_fndecl is not NULL_TREE.
8039 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8041 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
8042 * basic-block.h: Update the prototype for
8043 purge_all_dead_edges.
8044 * cfgexpand.c (tree_expand_cfg): Update a call to
8045 purge_all_dead_edges.
8046 * combine.c (combine_instructions): Likewise.
8047 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
8048 rest_of_handle_cse2, rest_of_handle_gcse,
8049 rest_of_handle_postreload): likewise.
8051 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
8054 * gimplify.c (gimplify_addr_expr): Compensate for removal of
8055 e.g. cv-qualification conversions.
8057 2005-04-14 Mike Stump <mrs@apple.com>
8059 * config/darwin-c.c (framework_construct_pathname): We must
8060 find all headers of a framework in the first instance of it
8061 found in the seach path.
8063 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8065 PR tree-optimization/21021
8066 * tree-vrp.c (compare_values): Work around a bug in the front
8067 end that produces a comparison of mismatched types.
8069 2004-04-14 Richard Henderson <rth@redhat.com>
8071 * config/ia64/ia64.h (enum fetchop_code): Remove.
8072 (enum ia64_builtins): Move ...
8073 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
8074 members except BSP and FLUSHRS.
8075 (ia64_init_builtins): Remove __sync builtins.
8076 (ia64_expand_builtin): Likewise.
8077 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
8078 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
8079 (ia64_expand_lock_release): Remove.
8080 * config/ia64/ia64.md (mf): Move to sync.md.
8081 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
8082 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
8083 * config/ia64/sync.md: New file.
8084 (memory_barrier): Rename from mf.
8085 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
8086 (cmpxchg_acq_<I48MODE>): Likewise.
8087 (sync_lock_test_and_set<I48MODE>): Likewise.
8089 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
8090 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
8092 2004-04-14 Richard Henderson <rth@redhat.com>
8094 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
8095 (ix86_compare_emitted): New.
8096 (ix86_expand_compare): Use ix86_compare_emitted if set.
8097 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
8098 and ix86_compare_op0 are set.
8099 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
8100 (TARGET_CMPXCHG, TARGET_XADD): New.
8101 (ix86_compare_emitted): Declare.
8102 * config/i386/i386.md: Include sync.md
8103 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
8104 (UNSPECV_XCHG, UNSPECV_LOCK): New.
8105 * config/i386/sync.md: New file.
8107 2004-04-14 Richard Henderson <rth@redhat.com>
8110 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
8111 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
8112 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
8113 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
8114 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
8115 BT_FN_I8_VPTR_I8_I8): New.
8116 * builtins.def (DEF_SYNC_BUILTIN): New.
8117 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
8118 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
8119 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
8120 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
8121 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
8122 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
8123 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
8124 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
8125 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
8126 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
8127 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
8128 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
8129 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
8130 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
8131 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
8132 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
8133 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
8134 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
8135 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
8136 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
8137 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
8138 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
8139 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
8140 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
8141 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
8142 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
8143 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
8144 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
8145 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
8146 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
8147 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
8148 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
8149 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
8150 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
8151 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
8152 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
8153 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
8154 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
8155 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
8156 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
8157 BUILT_IN_SYNCHRONIZE: New.
8158 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
8159 as a function. Accept __sync_ as a prefix as well.
8160 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
8161 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
8162 expand_builtin_lock_release): New.
8163 (expand_builtin): Call them.
8164 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
8165 neither BOTH_P nor FALLBACK_P are defined.
8166 (builtin_type_for_size): New.
8167 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
8168 (resolve_overloaded_builtin): New.
8169 * c-common.h (resolve_overloaded_builtin): Declare.
8170 (builtin_type_for_size): Declare.
8171 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
8172 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
8173 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
8174 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
8175 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
8176 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
8177 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
8178 sync_compare_and_swap_cc, sync_lock_test_and_set,
8179 sync_lock_release): New.
8180 * optabs.h: Declare them.
8181 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
8182 expand_sync_operation, expand_sync_fetch_operation,
8183 expand_sync_lock_test_and_set): Declare.
8184 * genopinit.c (optabs): Add sync optabs.
8185 * optabs.c (init_optabs): Initialize sync optabs.
8186 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
8187 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
8188 expand_sync_operation, expand_sync_fetch_operation,
8189 expand_sync_lock_test_and_set): New.
8190 * doc/extend.texi (Atomic Builtins): New section
8191 * doc/md.texi (Standard Names): Add sync patterns.
8193 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
8195 * tree-eh.c (lower_try_finally_copy): Generate new code in
8196 response to goto_queue entries as if the queue was sorted by
8197 index, not pointers.
8198 (lower_try_finally_switch): Likewise.
8200 2005-04-14 Richard Henderson <rth@redhat.com>
8202 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
8203 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
8205 (ix86_expand_fp_movcc): Update to match.
8206 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
8207 * config/i386/i386-protos.h: Update.
8208 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
8209 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
8211 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
8213 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
8216 2005-04-14 Julian Brown <julian@codesourcery.com>
8218 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
8219 link failures on ppc64 Linux.
8221 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
8223 * config.gcc: Set cpu_type for s390.
8225 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
8227 Fix PR tree-optimization/20963
8228 * tree-ssa-pre.c (compute_avail): Remove special case for
8230 (create_expression_by_pieces): Add value numbers for forced out
8233 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
8235 * config/cris/cris.md: Replace references to (reg:SI 16) with
8236 (reg:SI CRIS_SRP_REGNUM).
8238 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8240 PR tree-optimization/20657
8241 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
8242 create an appropriate range from it.
8244 2005-04-14 Uros Bizjak <uros@kss-loka.si>
8246 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
8247 <UNSPEC_FIST_CEIL> case.
8249 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
8250 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
8251 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
8252 to implement lfloor and llfloor built-ins as x87 intrinsic function.
8253 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
8254 (lfloor<mode>2): New expanders.
8255 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
8256 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
8257 to implement lceil and llceil built-ins as x87 intrinsic function.
8258 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
8259 (lceil<mode>2): New expanders.
8261 2005-04-14 Uros Bizjak <uros@kss-loka.si>
8263 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
8264 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
8266 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
8269 * config/s390/s390-modes.def: Define TFmode.
8271 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
8273 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
8274 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8275 * config/mips/mips.c (mips16_insn_length): Remove reference to
8276 JUMP_TABLES_IN_TEXT_SECTION.
8278 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
8280 * simplify-rtx.c (simplify_binary_operation_1): Return
8281 scalar or vector of constant 0, depending on the xor's
8284 2005-04-13 Dale Johannesen <dalej@apple.com>
8286 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
8287 (objc-act.o): Ditto.
8288 * objc/objc-act.c (objc_gimplify_expr): New.
8289 (objc_get_callee_fndecl): New.
8290 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
8291 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
8292 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
8294 2005-04-13 Devang Patel <dpatel@apple.com>
8296 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
8299 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
8301 CRIS prologue as RTL.
8302 * config/cris/cris-protos.h (cris_emit_movem_store)
8303 (cris_expand_prologue): Prototype.
8304 * config/cris/cris.c (struct machine_function): New member
8306 (cfa_label_num, cris_target_asm_function_prologue): Remove.
8307 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
8308 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
8309 (cris_load_multiple_op, cris_return_address_on_stack)
8310 (cris_return_address_on_stack_for_return): ISO-Cify.
8311 (cris_store_multiple_op): New predicate function.
8312 (cris_expand_prologue, cris_emit_movem_store): New functions.
8313 (cris_print_operand) <case 'O'>: Handle modifications other than
8315 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
8316 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
8317 (cris_gen_movem_load): Rearrange slightly to make local variable
8318 src a parameter, removing osrc.
8319 (cris_setup_incoming_varargs): Set machine_function member
8320 stdarg_regs to correspond to the number of registers that need to
8322 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
8324 (PREDICATE_CODES): Add cris_store_multiple_op. Make
8325 cris_general_operand_or_gotless_symbol accept UNSPEC.
8326 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
8327 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
8328 ("*cris_store_multiple"): New pattern. Tweak common comment above
8329 this and "*cris_load_multiple".
8330 ("prologue"): New define_expand.
8332 * config/cris/cris.md ("epilogue"): Conditionalize on
8333 TARGET_PROLOGUE_EPILOGUE.
8335 2005-04-13 Steve Ellcey <sje@cup.hp.com>
8338 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
8339 fpsr 0 instead of fpsr 1.
8340 (divsf3_internal_thr): Ditto.
8341 (divdf3_internal_lat): Ditto.
8342 (divdf3_internal_thr): Ditto.
8343 (divxf3_internal_lat): Ditto.
8344 (divxf3_internal_thr): Ditto.
8346 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8348 PR tree-optimization/20913
8349 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
8351 PR tree-optimization/20702
8352 * tree-vrp.c (maybe_add_assert_expr): Recurse into
8353 dominator children that haven't been walked into.
8355 2005-04-13 Julian Brown <julian@codesourcery.com>
8357 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
8358 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
8361 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8363 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
8364 config/i386/sse.md: Fix comment typos.
8366 * genattrtab.c (NULL_ATTR): Remove.
8367 * ifcvt.c (NULL_EDGE): Likewise.
8369 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
8371 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
8372 NOTE_PREDICT): Remove.
8374 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8376 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
8377 * configure: Regenerate.
8378 * config.in: Likewise.
8379 * system.h: Declare vsnprintf if not already declared.
8381 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8383 * optc-gen.awk: Handle stand-alone Mask records.
8384 * opth-gen.awk: Likewise.
8385 * doc/options.texi (Option file format): Document them.
8386 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
8387 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
8388 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
8389 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
8390 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
8391 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
8392 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
8393 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
8394 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
8395 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
8396 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
8397 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
8398 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
8399 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
8400 TARGET_LONG_DOUBLE_128): Likewise.
8401 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
8402 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
8403 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
8404 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
8405 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
8406 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
8407 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
8408 * config/sparc/sparc.c (fpu_option_set): New global.
8409 (sparc_handle_option): New function.
8410 (sparc_override_options): Test fpu_option_set.
8411 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
8412 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
8413 * config/sparc/sparc.opt: New file.
8414 * config/sparc/little-endian.opt: Likewise.
8415 * config/sparc/long-double-switch.opt: Likewise.
8417 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
8419 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
8420 (bfin_handle_options): Set it if -mshared-library-id= is seen.
8421 * config/bfin/bfin.opt (mshared-library-id=): Lose
8422 Var(bfin_lib_id_given).
8424 2005-04-13 Matt Thomas <matt@3am-software.com>
8426 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
8429 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8431 * rtl.h (CLEAR_RTX_FLAGS): Remove.
8433 * cgraphunit.c (INSNS_PER_CALL): Remove.
8435 * tree-ssa-forwprop.c (vars,
8436 record_single_argument_cond_exprs,
8437 substitute_single_use_vars): Remove.
8438 (forward_propagate_into_cond_1, forward_propagate_into_cond):
8440 (tree_ssa_forward_propagate_single_use_vars): Call
8441 forward_propagate_into_cond for each COND_EXPR.
8443 * tree-inline.c (INSNS_PER_STMT): Remove.
8445 2005-04-12 Richard Henderson <rth@redhat.com>
8447 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
8448 (ix86_expand_sse_fp_minmax): ... from ...
8449 (ix86_expand_fp_movcc): ... here.
8450 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
8451 * config/i386/i386-protos.h: Update.
8452 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
8453 (sse_setccsf, sse_setccdf): Allow before reload.
8454 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
8455 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
8456 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
8457 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
8458 (anddf3, nanddf3, iordf3, xordf3): New.
8460 2005-04-12 Jeff Law <law@redhat.com>
8462 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
8463 (tree-ssa-uncprop.o): Add dependencies.
8464 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
8465 * tree-flow.h (remove_useless_stmts): Remove prototype.
8466 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
8467 remove_useless_stmts.
8468 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
8469 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
8470 * tree-pass.h (pass_uncprop): Declare.
8471 * tree-ssa-uncprop.c: New file.
8473 2005-04-12 James E. Wilson <wilson@specifixinc.com>
8476 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
8478 2005-04-12 Caroline Tice <ctice@apple.com>
8480 Temporary fix for partitioning problems.
8481 * passes.c (rest_of_handle_final): Remove code that
8482 frees unlikely_text_section_name,
8483 * varasm.c (assemble_start_function): Test for partitioning
8484 flag before writing out section labels.
8485 (assemble_end_function): Test for partitioning flag before
8486 writing out section labels.
8488 2005-04-12 Steven Bosscher <stevenb@suse.de>
8489 Stuart Hastings <stuart@apple.com>
8490 Jan Hubicka <jh@suse.cz>
8492 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
8493 references to gt-tree-cfg.h.
8494 * basic-block.h (struct basic_block_def): Don't skip rbi
8495 for garbage collection.
8496 (struct reorder_block_def): Make GTY-able.
8497 (struct control_flow_graph): New structure.
8498 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
8499 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
8500 but instead defines to the control_flow_graph for cfun.
8501 (label_to_block_map): New define, points to the label map of
8502 the control_flow_graph for cfun.
8503 (n_edges_for_function, n_basic_blocks_for_function,
8504 last_basic_block_for_function, basic_block_info_for_function,
8505 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
8506 basic_block_info_for_function, label_to_block_map_for_function):
8507 Counterparts for the above, taking a struct function as an extra
8509 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
8510 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
8511 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
8512 (alloc_rbi_pool, free_rbi_pool): Remove.
8513 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
8514 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
8516 (cfg_layout_finalize) ... and don't free it here.
8517 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
8519 * flow.c (free_basic_block_vars): Set label_to_block_map and
8520 n_edges to zero too.
8521 * function.h (struct function): Add cfg field.
8522 * function.c (allocate_struct_function): Allocate the cfg.
8523 * tree-cfg.c (label_to_block_map): Remove.
8524 (build_tree_cfg): Don't allocate the rbi pool here...
8525 (delete_tree_cfg_annotations): ...and don't free it here.
8526 Also don't nullify label_to_block_map for cfun.
8528 2005-04-12 Caroline Tice <ctice@apple.com>
8530 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8531 Revert my patch from April 9.
8532 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
8533 (reorder_basic_blocks): Revert my patch from April 9.
8534 (insert_section_boundary_note): Revert my patch from April 9.
8535 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
8536 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
8537 (COLD_END_LABEL): Revert my patch from April 9.
8538 (cold_text_section_label): Revert my patch from April 9.
8539 (cold_end_label): Revert my patch from April 9.
8540 (dwarf2out_switch_text_section): Revert my patch from April 9.
8541 (output_aranges): Revert my patch from April 9.
8542 (output_ranges): Revert my patch from April 9.
8543 (output_line_info): Revert my patch from April 9.
8544 (add_location_or_const_value_attribute): Revert my patch from April 9.
8545 (dwarf2out_var_location): Revert my patch from April 9.
8546 (dwarf2out_init): Revert my patch from April 9.
8547 (dwarf2out_finish): Revert my patch from April 9.
8548 * function.h (struct function): Revert my patch from April 9.
8549 * opts.c (decode_options): Revert my patch from April 9.
8550 * output.h (unlikely_section_label, hot_section_label,
8551 hot_section_end_label, cold_section_end_label,
8552 unlikely_text_section_name): Revert my patch from April 9.
8553 * passes.c (rest_of_handle_final): Revert my patch from April 9.
8554 * varasm.c (unlikely_section_label, hot_section_label,
8555 hot_section_end_label, cold_section_end_label,
8556 unlikely_text_section_name): Revert my patch from April 9.
8557 (initialize_cold_section_name): Revert my patch from April 9.
8558 (unlikely_text_section): Revert my patch from April 9.
8559 (in_unlikely_text_section): Revert my patch from April 9.
8560 (named_section): Revert my patch from April 9.
8561 (function_section): Revert my patch from April 9.
8562 (current_function_section): Revert my patch from April 9.
8563 (assemble_start_function): Revert my patch from April 9.
8564 (assemble_end_function): Revert my patch from April 9.
8565 (default_section_type_flags_1): Revert my patch from April 9.
8567 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8569 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
8570 * config/sparc/sparc.md (untyped_call): Save the registers manually.
8572 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
8574 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
8577 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
8578 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
8580 2004-04-12 Richard Henderson <rth@redhat.com>
8582 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
8583 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
8584 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
8585 (UNSPEC_*, UNSPECV_*): Renumber.
8587 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
8590 From Richard Henderson <rth@redhat.com>:
8591 * tree-mudflap.c (mf_build_check_statement_for): Correct block
8594 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
8596 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
8598 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8600 * config/bfin/bfin.c (bfin_library_id_string): Remove.
8601 (bfin_library_id): New variable.
8602 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
8603 instead of bfin_library_id_string.
8604 (bfin_handle_option): New function.
8605 (override_options): Remove most code to deal with shared library IDs,
8606 just check they aren't used without -mid-shared-library.
8607 (TARGET_HANDLE_OPTION): Define.
8608 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
8609 * config/bfin/bfin.opt (mshared-library-id=): New.
8611 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
8613 * tree-vect-transform.c: Fix comment typos.
8615 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
8617 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
8618 split critical edges when not possible/profitable.
8620 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
8622 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
8623 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
8624 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
8625 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
8626 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
8627 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
8628 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
8629 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
8631 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
8632 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8633 * config/ns32k/ns32k.opt: New file.
8635 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
8637 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
8638 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
8639 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
8640 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
8641 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
8642 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
8643 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
8644 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
8645 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
8646 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
8647 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
8648 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
8649 (MASK_COLDFIRE): Formatting fixes.
8650 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
8651 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
8652 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
8653 "_current_shared_library_a5_offset_".
8654 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8655 (MASK_ALL_CPU_BITS): New macro.
8656 (m68k_handle_option): New function.
8657 (override_options): Remove handling of m68k_library_id_string.
8658 * config/m68k/m68k.opt: New file.
8659 * config/m68k/ieee.opt: New file.
8661 2005-04-11 Mark Mitchell <mark@codesourcery.com>
8663 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8664 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
8665 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8666 (TARGET_CXX): Adjust accordingly.
8667 * target.h (struct gcc_target): Remove epxort_class_data. Add
8668 determine_class_data_visibility and class_data_always_comdat.
8669 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8670 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
8671 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8672 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
8673 (arm_cxx_determine_class_data_visibility): New.
8674 (arm_cxx_class_data_always_comdat): Likewise.
8675 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8676 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
8677 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8678 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
8679 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
8682 2005-04-11 Devang Patel <dpatel@apple.com>
8684 * tree-data-ref.c (build_classic_dist_vector,
8685 compute_subscript_distance): Make externally visible.
8686 * tree-data-ref.h (build_classic_dist_vector,
8687 compute_subscript_distance): Same.
8688 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8689 Check distance vector against vectorization factor.
8690 (vect_analyze_loop): Determine vectorizaion factor before
8691 analyzing data dependences.
8692 * tree-vectorizer.c (loops_num): Make it externally visible and
8694 * tree-vectorizer.c (vect_loops_num): ... new name.
8695 * tree-vectorizer.h (vect_loops_num): New.
8697 2005-04-11 Devang Patel <dpatel@apple.com>
8699 * tree-vect-analyze.c (vect_analyze_operations): Check
8700 vectorizable codition.
8701 * tree-vect-transform.c (vect_is_simple_cond): New function.
8702 (vectorizable_condition): New function.
8703 (vect_transform_stmt): Handle condition_vec_info_type.
8704 * tree-vectorizer.h (enum stmt_vec_info_type): Add
8705 condition_vec_info_type.
8706 (vectorizable_condition): New.
8708 2005-04-11 Geoffrey Keating <geoffk@apple.com>
8710 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
8711 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
8712 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
8714 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
8715 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
8717 * dwarf2out.c (output_line_info): Don't try to dereference
8718 a NULL current_function_decl.
8720 * config/t-slibgcc-darwin: Don't put shared libraries in
8721 directories other than $(slibdir).
8722 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
8725 2005-04-11 Diego Novillo <dnovillo@redhat.com>
8727 PR tree-optimization/20933
8728 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
8729 logic to reject aliases between read-only and writable
8731 (may_alias_p): ... here.
8732 (get_tmt_for): Do not associate read-only tags to pointers
8733 whose pointed-to type is not read-only.
8734 * tree-ssa.c (verify_ssa): Check that memory stores have at
8735 least one V_MAY_DEF or V_MUST_DEF.
8737 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8740 * configure.ac (gcc_UNLOCKED_FUNCS): New.
8741 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
8742 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
8743 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
8745 (fwrite_unlocked): Fix prototype.
8747 * configure, config.in: Regenerate.
8749 2005-04-11 David Edelsohn <edelsohn@gnu.org>
8751 * tree-ssa-loop-im.c: Include real.h.
8752 (determine_invariantness_stmt): If real division divisor is
8753 invariant and flag_unsafe_math_optimizations enabled, generate
8754 invariant reciprocal for hoisting.
8755 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
8757 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
8759 Fix PR tree-optimization/20926
8761 * tree-ssa-alias.c (add_type_alias): Handle subvars.
8763 2005-04-11 Devang Patel <dpatel@apple.com>
8765 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
8768 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
8770 * fold-const.c (fold_binary_op_with_conditional_arg):
8771 use fold_buildN instead of "fold (buildN" in some
8773 (fold_unary): Likewise.
8774 (fold_binary): Likewise.
8776 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
8778 Fix PR tree-optimization/20612
8779 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
8781 (perfect_nestify): preheaderbb is *not* part of loop of the
8784 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
8786 * tree-ssa-alias.c (may_alias_p): If the variable
8787 is a global variable and the pointer is parameter
8788 and -fargument-noalias-global is used, then
8789 the pointer cannot alias the variable.
8791 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
8793 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
8794 * config/sparc/sparc.h: Likewise.
8795 * config/sparc/sparc.md: Likewise.
8797 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
8799 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
8801 * tree-vrp.c: Fix a comment typo.
8803 2005-04-11 Diego Novillo <dnovillo@redhat.com>
8805 PR tree-optimization/20920
8806 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
8807 SSA_NAME flows through an abnormal edge.
8808 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
8809 through abnormal edges.
8810 (maybe_add_assert_expr): Likewise.
8812 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
8814 * config/s390/s390.h (s390_tune_string, s390_arch_string)
8815 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
8816 (s390_stack_size_string, s390_stack_guard_string, target_flags)
8817 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
8818 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
8819 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
8820 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
8821 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
8822 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
8823 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
8824 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
8825 (TARGET_HANDLE_OPTION): Likewise.
8826 (s390_tune): Initialize to PROCESSOR_max.
8827 (s390_arch_string): Make static.
8828 (s390_tune_string, s390_warn_framesize_string): Delete.
8829 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
8830 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
8831 (s390_handle_arch_option, s390_handle_option): New functions.
8832 (override_options): Remove parsing of option strings.
8833 * config/s390/s390.opt: New file.
8835 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
8837 * tree-complex.c (expand_vector_operations): Call
8838 update_stmt_if_modified.
8840 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
8842 * tree-vect-analyze (vect_determine_vectorization_factor):
8843 Do not use GET_MODE_NUNITS.
8844 * tree-vect-transform.c (vect_get_vec_def_for_operand,
8845 (vectorizable_load, vect_transform_loop): Likewise.
8847 2005-04-11 Uros Bizjak <uros@kss-loka.si>
8849 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
8850 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
8851 * optabs.h (enum optab_index): Add new OTI_lceil.
8852 (lceil_optab): Define corresponding macro.
8853 * optabs.c (init_optabs): Initialize lceil_optab.
8854 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
8855 and lceildi2 patterns.
8856 * builtins.c (expand_builtin_int_roundingfn): Handle
8857 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
8858 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
8859 BUILT_IN_LLCEIL{,F,L}.
8860 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
8861 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
8862 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
8863 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
8864 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
8865 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
8866 into lceil built-in function and (long long int)ceil{,f,l} into
8867 llceil built-in function.
8868 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
8871 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8873 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
8876 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
8878 * config/arm/arm.c: Fix a comment typo.
8879 * doc/tree-ssa.texi: Fix a typo.
8881 2005-04-10 Steven Bosscher <stevenb@suse.de>
8883 * cselib.c (clear_table): Rename to cselib_clear_table.
8884 * cselib.h (cselib_clear_table): Add prototype.
8885 * gcse.c (gcse_main): Make 'f' argument unused.
8886 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
8887 of each basic block instead.
8888 (compute_sets, compute_hash_table_work): Likewise.
8889 (constprop_register): Change int 'alter_jumps' argument to bool.
8890 (do_local_cprop): Likewise.
8891 (local_cprop_pass): Likewise. Also walk basic blocks instead of
8892 the insn chain. Explicitly clear the cselib tables after finishing
8893 one basic block. Make sure there are no unterminated libcall blocks.
8894 Update compute_sets call.
8895 (cprop): Walk basic blocks instead of the insn chain.
8896 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
8898 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
8899 one_cprop_pass calls.
8901 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
8903 * combine.c (combine_simplify_rtx): Remove a transformation that
8904 relies on an invalid assumption about rtl sign-extension semantics.
8906 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
8908 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
8909 to build_int_cst_wide.
8911 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
8914 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
8915 set the original address pseudo to the correct value before the
8916 original insn, if possible, and leave the insn alone, otherwise
8917 create a new pseudo, set it and replace it in the insn.
8918 * recog.c (validate_change_maybe_volatile): New.
8919 * recog.h (validate_change_maybe_volatile): Declare.
8921 2005-04-09 Caroline Tice <ctice@apple.com>
8923 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8924 Remove targetm.have_named_sections test.
8925 (fix_edges_for_rarely_executed_code): Likewise.
8926 (insert_section_boundary_note): Likewise.
8927 (reorder_basic_blocks): Check partitioning flag before calling
8928 verify_hot_cold_block_grouping.
8929 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
8930 the function struct rather than global variables.
8931 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
8932 (COLD_END_LABEL): Likewise
8933 (cold_text_section_label): New static global variable.
8934 (cold_end_label): Likewise.
8935 (dwarf2out_switch_text_section): Get hot/cold section labels from
8936 the function struct rather than global variables.
8937 (output_aranges): Use cold_text_section_label and cold_end_label;
8938 check partitioning flag before putting out delta.
8939 (output_ranges): Remove incorrect code attempting to use
8941 (output_line_info): Get cold section label from function struct.
8942 (add_location_or_const_value_attribute): Likewise.
8943 (get_subprogram_die): Get hot/cold section labels from function struct.
8944 (dwarf2out_var_location): Likewise.
8945 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
8946 write out cold_text_section_label if partition flag is set.
8947 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
8948 * function.h (struct function): Add new fields to point to hot/cold
8949 section labels: hot_section_label, cold_section_label,
8950 hot_section_end_label and cold_section_end_label; also add new field
8951 for cold text section name, unlikely_text_section_name.
8952 * opts.c (decode_options): Turn off partitioning flag if
8953 !targetm.have_named_sections.
8954 * output.h (hot_section_label): Remove.
8955 (hot_section_end_label): Remove.
8956 (cold_section_end_label): Remove.
8957 (unlikely_section_label): Remove.
8958 (unlikely_text_section_name): Remove.
8959 * passes.c (rest_of_handle_final): Remove code that frees
8960 unlikely_text_section_name.
8961 * varasm.c (unlikely_section_label): Remove.
8962 (hot_section_label): Remove.
8963 (hot_section_end_label): Remove.
8964 (cold_section_end_label): Remove.
8965 (unlikely_text_section_name): Remove.
8966 (initialize_cold_section_name): Modify to call
8967 targetm.strip_name_encoding; to store cold section name in current
8968 function struct, if it exists; and to only use the decl_section_name
8969 if flag_named_sections is true.
8970 (unlikely_text_section): Modify to get section name out of current
8971 function struct, if there is one; otherwise build it from
8972 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
8973 (in_unlikely_text_section): Likewise.
8974 (named_section): Modify to get/put cold section name in current function
8975 struct, if there is one.
8976 (function_section): Change 'bool unlikely' to 'int reloc'; check
8977 targetm.have_named_sections before calling named_section.
8978 (current_function_section): Likewise.
8979 (assemble_start_function): Modify to get/put unlikely_text_section_name
8980 in current function struct; modify to get hot/cold section labels
8981 from function struct; initialize labels using
8982 ASM_GENERATE_INTERNAL_LABEL;
8983 test partitioning flag before writing out hot section label.
8984 (assemble_end_function): Test partitioning flag before writing out
8985 hot/cold section labels.
8986 (default_section_type_flags_1): Modify to use array instead of
8987 char* for unlikely_text_section_name; set flags correctly for
8988 cold text section if there is not a current function decl.
8990 2005-04-09 Jakub Jelinek <jakub@redhat.com>
8992 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
8993 and TI_VA_LIST_FPR_COUNTER_FIELD.
8994 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
8995 * tree-pass.h (pass_stdarg): Add.
8996 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
8997 * tree-stdarg.c: New file.
8998 * tree-stdarg.h: New file.
8999 * Makefile.in (OBJS-common): Add tree-stdarg.o.
9000 (tree-stdarg.o): Add dependencies.
9001 * function.h (struct function): Add va_list_gpr_size and
9002 va_list_fpr_size fields.
9003 * function.c (allocate_struct_function): Initialize them.
9004 * target.h (struct gcc_target): Add stdarg_optimize_hook.
9005 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9006 (TARGET_INITIALIZER): Add it.
9008 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9009 va_list_{g,f}pr_counter_field.
9010 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9011 area will not be used. Only save registers that tree-stdarg.c
9012 detected they need saving.
9013 (ix86_va_start): Don't set up fields that won't be used.
9015 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9016 va_list_{g,f}pr_counter_field.
9017 (setup_incoming_varargs): Don't do anything if reg_save
9018 area will not be used. Only save registers that tree-stdarg.c
9019 detected they need saving.
9020 (rs6000_va_start): Don't set up fields that won't be used.
9022 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
9023 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
9024 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
9025 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9027 2005-04-09 Jakub Jelinek <jakub@redhat.com>
9030 * config/i386/i386.c (construct_container): Pass empty aligned
9031 struct, union or class in memory.
9033 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
9035 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
9036 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
9037 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
9038 config/rs6000/predicates.md: Fix comment typos.
9040 * sched-int.h (haifa_insn_data): Remove blockage and units.
9041 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
9042 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
9043 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
9045 2005-04-09 Jan Hubicka <jh@suse.cz>
9046 Steven Bosscher <stevenb@suse.de>
9048 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
9049 * cfgloop.c (get_loop_exit_edges): Likewise.
9050 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
9052 * loop-unroll.c (analyze_insns_in_loop): Likewise.
9053 * tree-cfg.c (dump_cfg_status): Likewise.
9055 2005-04-09 David Edelsohn <edelsohn@gnu.org>
9057 * config/rs6000/predicates.md (altivec_register_operand): Remove
9058 redundant match_code test.
9059 (gpc_reg_operand): Same.
9060 (cc_reg_operand): Same.
9061 (cc_reg_not_cr0_operand): Same.
9063 2005-04-09 Jan Hubicka <jh@suse.cz>
9065 Forgotten hunk from my last merge patch:
9066 * final.c (output_addr_const): Do not call mark_referenced.
9068 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
9070 * doc/tree-ssa.texi: Add immediate use documentation.
9072 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
9074 * arm.c (FL_WBUF): Define.
9075 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
9076 (arm_is_6_or_7): Delete.
9077 (arm_tune_wbuf): New.
9078 (arm_override_options): Set arm_tune_wbuf.
9079 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
9080 (arm_is_6_or_7): Delete declaration.
9081 (arm_tune_wbuf): New declartion.
9082 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
9083 (model_wbuf): Derive from arm_tune_wbuf.
9084 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
9085 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
9086 (arm740t): Mark CPUs as having a write buffer.
9088 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9090 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
9091 of 'const_double_operand' in operand 2 constraints. Update enable
9094 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9096 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
9097 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
9098 * optabs.h (enum optab_index): Add new OTI_lfloor.
9099 (lfloor_optab): Define corresponding macro.
9100 * optabs.c (init_optabs): Initialize lfloor_optab.
9101 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
9102 and lfloordi2 patterns.
9103 * builtins.c (expand_builtin_int_roundingfn): New prototype.
9104 (expand_builtin_int_roundingfn): New function.
9105 (fold_builtin_int_roundingfn): New prototype.
9106 (fold_builtin_int_roundingfn): New function, renamed from
9107 fold_builtin_lround.
9108 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
9109 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
9110 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
9111 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
9112 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
9113 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
9114 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
9115 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
9116 into lfloor built-in function and (long long int)floor{,f,l} into
9117 llfloor built-in function.
9118 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
9121 2005-04-08 Ian Lance Taylor <ian@airs.com>
9123 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
9124 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
9125 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
9126 (DO_COND, DO_BODY): Likewise.
9127 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
9128 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
9129 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
9130 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
9131 (build_continue_stmt, build_break_stmt): Don't declare.
9132 (c_do_switch_warnings): Update declaration.
9133 * c-gimplify.c (enum bc_t): Remove.
9134 (struct c_gimplify_ctx, ctxp): Remove.
9135 (push_context, pop_context): Remove static functions.
9136 (c_genericize): Don't call push_context or pop_context.
9137 (begin_bc_block, finish_bc_block): Remove static functions.
9138 (build_bc_goto): Likewise.
9139 (gimplify_c_loop): Likewise.
9140 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
9141 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
9142 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
9143 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
9144 * c-common.c (c_do_switch_warnings): Rename from
9145 c_do_switch_warnings_1.
9146 (c_do_switch_warnings) [old version]: Remove.
9147 (c_do_switch_expr_warnings): Remove.
9148 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
9149 function instead of c_do_switch_expr_warnings.
9150 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
9151 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
9152 * c-pretty-print.c (pp_c_statement): Likewise.
9153 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
9155 2005-04-08 Devang Patel <dpatel@apple.com>
9157 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
9158 While selecting replacement condition pay attention to loop header.
9160 2005-04-08 Diego Novillo <dnovillo@redhat.com>
9162 Merge from tree-cleanup-branch: VRP, store CCP, store
9163 copy-prop, incremental SSA updating of FUD chains and
9164 newly exposed symbols.
9166 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
9167 (OBJS-common): Add tree-vrp.o.
9168 (tree-vrp.o): New rule.
9169 * basic-block.h (nearest_common_dominator_for_set): Declare.
9170 * common.opt (ftree-store-ccp): New flag.
9171 (ftree-copy-prop): New flag.
9172 (ftree-vrp): New flag.
9173 (ftree-store-copy-prop): New flag.
9174 * dominance.c (nearest_common_dominator_for_set): New.
9175 * domwalk.c (walk_dominator_tree): Only traverse
9176 statements in blocks marked in walk_data->interesting_blocks.
9177 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
9178 * fold-const.c (fold): Handle ASSERT_EXPR.
9179 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
9180 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
9181 flag_tree_vrp at -O2.
9182 * timevar.def (TV_TREE_VRP): Define.
9183 (TV_TREE_COPY_PROP): Define.
9184 (TV_TREE_STORE_COPY_PROP): Define.
9185 (TV_TREE_SSA_INCREMENTAL): Define.
9186 (TV_TREE_STORE_CCP): Define.
9187 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
9188 to kill_redundant_phi_nodes from comment.
9189 (verify_expr): Handle ASSERT_EXPR.
9190 * tree-dfa.c (mark_new_vars_to_rename): Remove second
9191 argument. Update all users.
9192 (mark_call_clobbered_vars_to_rename): Remove. Update all
9194 * tree-flow-inline.h (unmodifiable_var_p): New.
9195 * tree-flow.h (enum value_range_type): Declare.
9196 (struct value_range_def): Declare.
9197 (value_range): Declare.
9198 (remove_all_phi_nodes_for): Remove. Update all users.
9199 (find_phi_node_for): Declare.
9200 (add_type_alias): Declare.
9201 (count_uses_and_derefs): Declare.
9202 (kill_redundant_phi_nodes): Remove.
9203 (rewrite_into_ssa): Remove.
9204 (rewrite_def_def_chains): Remove.
9205 (update_ssa, register_new_name_mapping, create_new_def_for,
9206 need_ssa_update_p, name_registered_for_update_p,
9207 release_ssa_name_after_update_ssa, dump_repl_tbl,
9208 debug_repl_tbl, dump_names_replaced_by,
9209 debug_names_replaced_by, mark_sym_for_renaming,
9210 mark_set_for_renaming, get_current_def, set_current_def,
9211 get_value_range, dump_value_range, debug_value_range,
9212 dump_all_value_ranges, debug_all_value_ranges,
9213 expr_computes_nonzero, loop_depth_of_name,
9214 unmodifiable_var_p): Declare.
9215 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
9217 * tree-into-ssa.c (block_defs_stack): Update comment.
9218 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
9219 syms_to_rename, names_to_release, repl_tbl,
9220 need_to_initialize_update_ssa_p, need_to_update_vops_p,
9221 need_to_replace_names_p): New locals.
9222 (NAME_SETS_GROWTH_FACTOR): Define.
9223 (struct repl_map_d): Declare.
9224 (struct mark_def_sites_global_data): Add field
9226 (enum rewrite_mode): Declare.
9227 (REGISTER_DEFS_IN_THIS_STMT): Define.
9228 (compute_global_livein): Use last_basic_block instead of
9230 (set_def_block): Remove last argument. Update all callers.
9231 (prepare_use_operand_for_rename): Remove. Update all callers.
9232 (prepare_def_operand_for_rename): Remove. Update all callers.
9233 (symbol_marked_for_renaming): New.
9236 (repl_map_hash): New.
9238 (repl_map_free): New.
9239 (names_replaced_by): New.
9240 (add_to_repl_tbl): New.
9241 (add_new_name_mapping): New.
9242 (mark_def_sites): Assume that all the operands in the
9243 statement are in normal form.
9244 (find_idf): Assert that the block in the stack is valid.
9245 (get_default_def_for): New.
9246 (insert_phi_nodes_for): Add new argument 'update_p'.
9248 If update_p is true, add a new mapping between the LHS of
9249 each new PHI and the name that it replaces.
9250 (insert_phi_nodes_1): Only call find_idf if needed.
9251 (get_reaching_def): Call get_default_def_for.
9252 (rewrite_operand): Remove.
9253 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
9254 and REWRITE_THIS_STMT are false.
9255 Assume that all the operands in the statement are in
9257 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
9258 (rewrite_virtual_phi_arguments): Remove.
9259 (invalidate_name_tags): Remove.
9260 (register_new_update_single, register_new_update_set,
9261 rewrite_update_init_block, replace_use,
9262 rewrite_update_fini_block, rewrite_update_stmt,
9263 rewrite_update_phi_arguments): New.
9264 rewrite_blocks): Remove argument 'fix_virtual_phis'.
9265 Add arguments 'entry', 'what' and 'blocks'.
9266 Initialize the dominator walker according to 'what' and
9268 Start the dominator walk at 'entry'.
9269 (mark_def_site_blocks): Add argument 'interesting_blocks'.
9270 Use it to configure the dominator walker.
9271 (rewrite_into_ssa): Remove argument 'all'.
9273 (rewrite_all_into_ssa): Remove.
9274 (rewrite_def_def_chains): Remove.
9275 (mark_def_interesting, mark_use_interesting,
9276 prepare_phi_args_for_update, prepare_block_for_update,
9277 prepare_def_site_for, prepare_def_sites,
9278 dump_names_replaced_by, debug_names_replaced_by,
9279 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
9280 delete_update_ssa, create_new_def_for,
9281 register_new_name_mapping, mark_sym_for_renaming,
9282 mark_set_for_renaming, need_ssa_update_p,
9283 name_registered_for_update_p, ssa_names_to_replace,
9284 release_ssa_name_after_update_ssa,
9285 insert_updated_phi_nodes_for, update_ssa): New.
9286 * tree-loop-linear.c (linear_transform_loops): Call
9287 update_ssa instead of rewrite_into_ssa.
9288 * tree-optimize.c (vars_to_rename): Remove.
9290 (init_tree_optimization_passes): Replace
9291 pass_redundant_phi with pass_copy_prop.
9293 Replace pass_ccp with pass_store_ccp.
9294 Add pass_store_copy_prop after pass_store_ccp.
9295 (execute_todo): If the TODO_ flags don't include updating
9296 the SSA form, assert that it does not need to be updated.
9297 Call update_ssa instead of rewrite_into_ssa and
9298 rewrite_def_def_chains.
9299 If TODO_verify_loops is set, call verify_loop_closed_ssa.
9300 (tree_rest_of_compilation):
9301 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
9302 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
9303 TODO_cleanup_cfg): Renumber.
9304 (TODO_verify_loops, TODO_update_ssa,
9305 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
9306 TODO_update_ssa_only_virtuals): Define.
9307 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
9309 * tree-phinodes.c (make_phi_node): Update documentation.
9310 (remove_all_phi_nodes_for): Remove.
9311 (find_phi_node_for): New.
9312 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
9313 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
9314 (interpret_rhs_modify_expr): Likewise.
9315 * tree-sra.c (decide_instantiations): Mark all symbols in
9316 SRA_CANDIDATES for renaming.
9317 (mark_all_v_defs_1): Rename from mark_all_v_defs.
9318 (mark_all_v_defs): New function. Update all users to call it
9319 with the whole list of scalarized statements, not just the
9321 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
9322 (compute_flow_insensitive_aliasing): If the tag is
9323 unmodifiable and the variable isn't or vice-versa, don't
9324 make them alias of each other.
9325 (setup_pointers_and_addressables): If the type tag for
9326 VAR is about to change, mark the old one for renaming.
9327 (add_type_alias): New.
9328 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
9329 (ccp_lattice_t): Rename from latticevalue.
9330 (value): Remove. Update all users.
9331 (const_val): New local variable.
9332 (do_store_ccp): New local variable.
9333 (dump_lattice_value): Handle UNINITIALIZED.
9334 (debug_lattice_value): New.
9335 (get_default_value): Re-write.
9336 (set_lattice_value): Re-write.
9337 (def_to_varying): Remove. Update all users.
9338 (likely_value): Return VARYING for statements that make
9339 stores when STORE_CCP is false.
9340 Return VARYING for any statement other than MODIFY_EXPR,
9341 COND_EXPR and SWITCH_EXPR.
9342 (ccp_initialize): Re-write.
9343 (replace_uses_in, replace_vuse_in, substitute_and_fold):
9344 Move to tree-ssa-propagate.c.
9345 (ccp_lattice_meet): Handle memory stores when
9346 DO_STORE_CCP is true.
9347 (ccp_visit_phi_node): Likewise.
9348 (ccp_fold): Likewise.
9349 (evaluate_stmt): Likewise.
9350 (visit_assignment): Likewise.
9351 (ccp_visit_stmt): Likewise.
9352 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
9356 (do_ssa_store_ccp): New.
9357 (gate_store_ccp): New.
9358 (pass_store_ccp): Declare.
9359 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
9360 (may_propagate_copy): Reformat.
9361 Don't abort if ORIG is a virtual and DEST isn't.
9362 If NEW does not have alias information but DEST does,
9364 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
9365 copy_prop_kind, which_copy_prop): Declare.
9366 (stmt_may_generate_copy, get_copy_of_val,
9367 get_last_copy_of, set_copy_of_val, dump_copy_of,
9368 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
9369 copy_prop_visit_stmt, copy_prop_visit_phi_node,
9370 init_copy_prop, fini_copy_prop, execute_copy_prop,
9371 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
9372 store_copy_prop): New.
9373 (pass_copy_prop, pass_store_copy_prop): Declare.
9374 * tree-ssa-dom.c (struct opt_stats_d): Add fields
9375 'num_const_prop' and 'num_copy_prop'.
9376 (cprop_operand): Update them.
9377 (dump_dominator_optimization_stats): Dump them.
9378 (tree_ssa_dominator_optimize): Call update_ssa instead of
9380 (loop_depth_of_name): Declare extern.
9381 (simplify_cond_and_lookup_avail_expr): Guard against NULL
9382 values for LOW or HIGH.
9383 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
9384 (record_equivalences_from_stmt): Call expr_computes_nonzero.
9385 (cprop_operand): Only propagate if VAL != OP.
9386 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
9387 statement for renaming.
9388 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
9389 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
9390 add_type_alias if necessary.
9391 Call mark_new_vars_to_rename.
9392 (tree_ssa_iv_optimize): If new symbols need to be renamed,
9393 mark every statement updated, call update_ssa and
9394 rewrite_into_loop_closed_ssa.
9395 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
9396 from LIVEIN if VAR is a virtual.
9397 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
9398 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
9399 (get_call_expr_operands): Reformat statement.
9400 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
9402 * tree-ssa-propagate.c (ssa_prop_init): Initialize
9403 SSA_NAME_VALUE for every name.
9404 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
9405 get_value_loaded_by): New.
9406 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
9407 substitute_and_fold): Move from tree-ssa-ccp.c.
9408 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
9409 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
9410 get_value_loaded_by, replace_uses_in, substitute_and_fold):
9412 * tree-ssa.c (verify_use): Fix error message.
9413 (propagate_into_addr, replace_immediate_uses, get_eq_name,
9414 check_phi_redundancy, kill_redundant_phi_nodes,
9415 pass_redundant_phi): Remove. Update all users.
9416 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
9417 add_type_alias, if necessary.
9418 * tree-vectorizer.h (struct _stmt_vect_info): Update
9419 documentation for field 'memtag'.
9420 * tree-vrp.c: New file.
9421 * tree.def (ASSERT_EXPR): Define.
9422 * tree.h (ASSERT_EXPR_VAR): Define.
9423 (ASSERT_EXPR_COND): Define.
9424 (SSA_NAME_VALUE_RANGE): Define.
9425 (struct tree_ssa_name): Add field 'value_range'.
9426 (PHI_REWRITTEN): Remove.
9427 (struct tree_phi_node): Remove field 'rewritten'.
9428 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
9429 -ftree-store-copy-prop): Document.
9430 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
9431 Document usage of update_ssa.
9433 2005-04-08 David Edelsohn <edelsohn@gnu.org>
9436 * config/rs6000/predicates.md (altivec_register_operand): Accept
9438 (and64_operand): Do not limit CONST_INT to mask64_operand.
9439 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
9440 (and_operand): Do not limit CONST_INT to mask_operand.
9442 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
9444 PR rtl-optimization/20466
9445 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
9446 for overlap of the address of each list member.
9447 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
9449 2005-04-08 Mike Stump <mrs@apple.com>
9451 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
9453 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
9456 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
9458 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
9460 * function.c (push_function_context_to): Don't set
9462 * function.h (function): Remove contains_functions.
9463 (current_function_contains_functions): Remove.
9465 * function.h (function): Remove instrument_entry_exit.
9466 (current_function_instrument_entry_exit): Remove.
9468 * function.h (nonlocal_labels): Remove.
9470 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
9472 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
9473 (check_attr_value, write_attr_get, write_expr_attr_cache,
9474 find_attr, make_internal_attr): Don't reference negative_ok or
9476 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
9477 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
9478 (ATTR_STATIC): Adjust the value.
9480 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
9482 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
9484 * config/s390/tpf.h (ASM_SPEC): Define.
9486 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
9488 * tree-flow.h: Remove the prototype for
9489 redirect_immediate_uses.
9490 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
9492 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
9494 * arm.c (arm_const_double_by_parts): New function.
9495 * arm-protos.h (arm_const_double_by_parts): Add prototype.
9496 * arm.md (define_split for 64-bit constants): Add another one.
9498 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
9500 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
9502 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9504 * system.h: Revert last change.
9506 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
9508 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
9509 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
9510 (TARGET_SWITCHES): Delete.
9511 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9512 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
9513 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
9514 * config/xtensa/xtensa.opt: New file.
9516 2005-04-08 Ben Elliston <bje@au.ibm.com>
9518 * config/fp-bit.c: Include L_mul_tf in #endif comment.
9519 * config/fp-bit.h: Tidy comments.
9521 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9523 * system.h: Poison PARAMS.
9525 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
9527 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
9528 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
9529 (TARGET_SWITCHES): Delete.
9530 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9531 * config/vax/vax.opt: New file.
9533 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
9535 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
9537 2005-04-07 Ian Lance Taylor <ian@airs.com>
9539 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
9541 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
9542 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
9545 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
9547 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
9548 all immediate uses in PHI nodes.
9550 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
9552 * arm.c (arm_const_double_inline_cost): Handle any constant by
9553 using gen_lowpart and gen_highpart_mode.
9554 (note_invalid_constants): All constants in an RTX with a constraint
9555 that permits memory are now pushed to the constant pool.
9556 (output_move_double): Delete code to handle reg to reg and
9557 constant to reg moves.
9558 (const_double_needs_minipool, output_mov_immediate): Delete.
9559 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
9560 CONST_INT and CONST_VECTOR.
9561 * arm.md (ANY64): New mode macro.
9562 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
9563 (movdf_soft_insn): Split reg-reg and const-reg moves.
9564 (split patterns for 64-bit constant and register moves): New.
9565 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
9566 (cirrus_movdf_hard_insn): Likewise.
9567 * fpa.md (movdf_fpa): Likewise.
9568 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
9569 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
9571 (movv2si_internal_2): Likewise.
9572 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
9573 (movdf_vfp): Likewise.
9574 * arm-protos.h (output_mov_immediate): Delete prototype.
9576 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
9579 * simplify-rtx.c (simplify_unary_operation_1): Check
9580 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
9582 2005-04-06 James E Wilson <wilson@specifixinc.com>
9585 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
9588 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9590 * coverage.h (GCOV_TYPE_NODE): Delete.
9591 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
9592 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
9593 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
9594 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
9595 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
9597 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9600 * Makefile.in (gcc.pot): Remove options.c dependency.
9601 * optc-gen.awk: Don't quote help strings with N_().
9603 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
9605 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
9606 the function returns a pointer type.
9608 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
9610 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
9611 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
9612 * doc/invoke.texi: Documnet salias-max-implicit-fields.
9613 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
9614 explicit_uses members.
9615 (get_or_create_used_part_for): Initialize new fields.
9616 (fieldoff_compare): New function.
9617 (create_overlap_variables_for): Count number of fields, use
9618 heuristic to determine whether to create subvars for vars with
9620 Sort the field list by offset and avoid creating duplicate SFT's.
9622 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
9624 * c.opt (-F): Remove trailing whitespace from help string.
9625 (-finput-charset): Use a tab to separate the switch name and help
9627 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
9628 (-ftree-vectorizer-verbose): Likewise.
9630 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
9632 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
9633 a PHI argument where a use occurs instead of all PHI arguments.
9635 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
9637 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
9640 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
9642 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
9643 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
9644 config/bfin/bfin.h: Fix comment typos.
9646 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
9648 * doc/install.texi: Update the URL for Jacks.
9649 * doc/sourcebuild.texi: Likewise.
9651 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
9654 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
9655 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
9657 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
9659 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
9661 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
9663 * config/v850/v850-protos.h (override_options): Delete.
9664 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
9665 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
9666 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
9667 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
9668 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
9669 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
9670 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
9671 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
9672 (OVERRIDE_OPTIONS): Delete.
9673 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
9674 (small_memory_info): Remove the value field.
9675 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
9677 * config/v850/v850.c (small_memory): Remove the value field.
9678 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9679 (override_options): Delete.
9680 (v850_handle_memory_option, v850_handle_option): New functions.
9681 * config/v850/v850.opt: New file.
9683 2005-04-06 Geoffrey Keating <geoffk@apple.com>
9685 * config.host: Add a section for generic hosts, and a subsection
9686 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
9687 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
9688 * config/host-darwin.h: New.
9689 * config/x-darwin: New.
9690 * config/i386/host-i386-darwin.c: New.
9691 * config/i386/x-darwin: New.
9692 * config/rs6000/host-darwin.c: Include host-darwin.h.
9693 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
9694 (darwin_rs6000_gt_pch_use_address): Likewise.
9695 * config/rs6000/x-darwin: Change name of .o built, update
9696 dependencies for changes to rs6000/host-darwin.c.
9698 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9701 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
9703 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
9705 * tree-vect-analyze.c (vect_analyze_loop_form): Call
9706 split_loop_exit_edge instead of loop_split_edge_with.
9708 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
9710 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
9711 UNSPEC_SET_VSCR): New constants, used throughout.
9713 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
9715 (altivec_vspltis<VI_char>): ... this pattern, using
9716 a QImode const_int_operand for the immediate.
9717 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
9720 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9723 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
9725 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
9727 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
9729 2005-04-06 Ben Elliston <bje@au.ibm.com>
9731 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
9732 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
9733 macros as living in "this file" and not gcc.h.
9735 2005-04-06 Ben Elliston <bje@au.ibm.com>
9737 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
9738 -ftree-live_range_split. Perhaps renamed at some point?
9740 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9743 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
9744 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
9746 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9748 * tree-flow.h (number_of_iterations_cond): Declaration removed.
9749 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
9750 (number_of_iterations_special): New function.
9751 (number_of_iterations_exit): Use number_of_iterations_special.
9752 Use simplify_using_outer_evolutions only at -O3.
9753 (number_of_iterations_cond, tree_simplify_using_condition,
9754 simplify_using_initial_conditions, loop_niter_by_eval,
9755 compare_trees, can_count_iv_in_wider_type_bound,
9756 simplify_using_outer_evolutions): Use fold_build.
9758 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
9760 * doc/install.texi (Configuration): Document --with-java-home.
9762 2005-04-05 Richard Henderson <rth@redhat.com>
9766 * config/i386/i386.c (print_operand): Handle vector zeros.
9767 (ix86_split_to_parts): Handle CONST_VECTOR.
9768 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
9769 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
9770 what modes to tie for MMX and SSE registers.
9771 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
9772 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
9773 to vector modes as well.
9774 * config/i386/predicates.md (const0_operand): Handle VOIDmode
9775 properly as an input mode.
9777 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9779 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
9781 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9783 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
9785 2005-04-05 Jakub Jelinek <jakub@redhat.com>
9787 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
9788 and local functions, set sse_nregs to 8 and float_in_sse.
9789 (function_arg_advance, function_arg): If float_in_sse, pass
9790 SFmode and DFmode arguments in SSE registers.
9791 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
9793 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
9794 of -funit-at-a-time.
9796 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
9798 * config/i386/i386-protos.h (ix86_function_value): Accept two
9799 arguments, like the target macro.
9800 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
9801 * config/i386/i386.c (ix86_function_value): Accept the second
9802 argument of the target macro.
9803 (ix86_function_ok_for_sibcall): Pass a function pointer to
9804 ix86_function_value.
9805 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
9806 call to ix86_value_regno).
9807 (ix86_value_regno): Add support for returning floating point values
9810 2005-04-05 Jakub Jelinek <jakub@redhat.com>
9812 PR tree-optimization/20076
9813 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
9814 that call __builtin_return or __builtin_apply_args.
9816 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9818 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
9819 Use immediate use iterator.
9820 (stmt_is_bumper_for_loop): Use immediate use iterator.
9821 * predict.c (strip_builtin_expect): Use update_stmt.
9822 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
9823 on all elements of a STATEMENT_LIST.
9824 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
9825 (bsi_remove): Remove imm_use links and mark the stmt as modified.
9826 (bsi_replace): Mark stmt as modified and the update it.
9827 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
9828 (expand_complex_libcal): Call update_stmt.
9829 (expand_complex_comparison): Call mark_stmt_modified.
9830 (expand_complex_operations_1): Call update_stmt_if_modified.
9831 (expand_vector_operations_1): Call mark_stmt_modified.
9832 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
9833 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
9834 add_immediate_use, redirect_immediate_use,
9835 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
9836 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
9837 (mark_new_vars_to_rename): Call update_stmt.
9838 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
9839 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
9841 (unmodify_stmt): Delete.
9842 (update_stmt): New. Force an update of a stmt.
9843 (update_stmt_if_modified): update a stmt if it is out of date.
9844 (get_stmt_operands): Verify stmt is NOT modified.
9845 (stmt_modified_p): Update comment.
9846 (delink_imm_use): Remove a use node from its immuse list.
9847 (link_imm_use_to_list): Link a use node to a specific list.
9848 (link_imm_use): Link a node to the correct list.
9849 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
9850 it in the correct list, if appropriate.
9851 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
9852 (relink_imm_use): Link a use node in place of another node in a list.
9853 (relink_imm_use_stmt): LInk a node in place of another node, and set
9855 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
9856 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
9857 (first_safe_imm_use): New. Initialize a safe immuse iterator.
9858 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
9859 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
9860 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
9861 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
9862 (has_zero_uses): New. Return true if there are no uses of a var.
9863 (has_single_use): New. Return true if there is only a single use of a
9865 (single_imm_use): New. Return the simgle immediate use.
9866 (num_imm_uses): New. Return the number of immediate uses.
9867 (get_v_must_def_ops): Use is now a pointer.
9868 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
9869 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
9871 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
9872 (delink_stmt_imm_use): Delink all immuses from a stmt.
9873 (phi_arg_index_from_use): New. Return a phi arg index for a use.
9874 * tree-flow.h (struct dataflow_d): Delete.
9875 (immediate_use_iterator_d): New. Immediate use iterator struct.
9876 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
9877 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
9878 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
9880 (struct stmt_ann_d): Remove dataflow_t from struct.
9881 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
9882 (if_convertible_phi_p): Use FAST immuse iterator.
9883 (if_convertible_loop_p): Don't call compute_immediate_uses.
9884 (replace_phi_with_cond_modify_expr): Call update_stmt.
9885 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
9886 update_stmt_if_modified.
9887 (rewrite_all_into_ssa): Initialize ssa operands.
9888 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
9889 compute_immediate_uses.
9890 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
9891 ssa_property is available.
9892 (execute_one_pass): Change parameters passed to execute_todo.
9893 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
9894 (remove_ssa_form): Call fini_ssa_operands.
9895 (insert_backedge_copies): Delete call to modify_stmt.
9896 * tree-phinodes.c (make_phi_node): Initialize use nodes.
9897 (release_phi_node): Delink any use nodes before releasing.
9898 (resize_phi_node): Relink any use nodes.
9899 (remove_phi_arg_num): Delink the use node.
9900 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
9901 (remove_all_phi_nodes_for): Release phi node first.
9902 * tree-pretty-print.c (dump_generic_node): Print stmt address.
9903 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
9904 (scalarize_use, scalarize_copy): Call update_stmt.
9905 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
9906 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
9907 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
9908 (ccp_initialize): Remove call to compute_immediate_uses.
9909 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
9910 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
9912 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
9913 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
9914 (eliminate_redundant_computations): Call mark_stmt_modified.
9915 (cprop_operand): Call mark_stmt_modified.
9916 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
9917 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
9918 (dse_optimize_stmt): Use new immuse interface.
9919 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
9920 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
9921 (substitute_single_use_vars): Use new immuse interface.
9922 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
9923 and compute_immediate_uses.
9924 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
9926 (rewrite_mem_refs): Call update_stmt.
9927 (determine_lsm): Remove call to compute_imm_uses and free_df.
9928 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
9929 (try_unroll_loop_completely): Call update_stmt.
9930 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
9931 (rewrite_use_compare): Call update_stmt.
9932 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
9933 (rewrite_use) : Call update_stmt.
9934 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
9935 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
9937 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
9938 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
9939 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
9941 (initialize_vuse_operand): New. Initialize a vuse operand.
9942 (initialize_v_may_def_operand): New. Initialize a maydef operand.
9943 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
9944 (finalize_ssa_defs): Use stmt parameter.
9945 (correct_use_link): Ensure a use node is in the correct list, and has
9946 the correct stmt pointer.
9947 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
9948 finalize_ssa_v_must_defs): Also initialize use nodes.
9949 (finalize_ssa_stmt_operands): Pass extra stmt operands.
9950 (build_ssa_operands): Seperate parsing from final operand construction.
9951 (parse_ssa_operands): New. Parse entry point for operand building.
9952 (swap_tree_operands): New. Swap 2 tree operands.
9953 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
9955 (get_expr_operands): Call swap_tree_operands when needed.
9956 (copy_virtual_operands): Use initialize routines for virtual use ops.
9957 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
9958 (verify_abort): New. Issue imm_use error.
9959 (verify_imm_links): New Verify imm_use links for a var.
9960 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
9961 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
9962 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
9963 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
9964 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
9965 (NULL_USE_OPERAND_P) Define.
9966 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
9968 (struct vuse_operand_type): New struct.
9969 (SET_USE): Call set_ssa_use_from_ptr.
9971 (PHI_ARG_INDEX_FROM_USE): Define.
9972 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
9973 argument via SET_USE, not PHI_ARG_DEF_TREE.
9974 * tree-ssa-pre.c (eliminate): Call update_stmt.
9975 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
9977 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
9978 (nearest_common_dominator_of_uses): Use imm_use iterator.
9979 (statement_sink_location): Use imm_use iterator and interface.
9980 (execute_sink_code): Don't call compute_immediate_uses or free-df.
9981 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
9982 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
9983 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
9984 (verify_ssa): Ensure no stmt is marked modify after optimization pass
9985 if new parameter is true.
9986 (init_tree_ssa): Don't initialize operand cache here.
9987 (delete_tree_ssa): Don't destroy operand cache here.
9988 (propagate_into_addr): Pass in a use pointer, return true if anything
9990 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
9991 (check_phi_redundancy): Use imm_use iterator.
9992 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
9994 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
9995 (release_ssa_name): Delink node and all elements in its imm_use list.
9996 * tree-tailcall.c (adjust_return_value): Call update_stmt.
9997 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
9998 * tree-vectorizer.c (need_imm_uses_for): Delete.
9999 (vectorize_loops): Dont call compute_immediate_uses or free_df.
10000 * tree.h (struct ssa_imm_use_d): Define.
10001 (SSA_NAME_IMM_USE_NODE): Define.
10002 (struct tree_ssa_name): Add imm_use node.
10004 (PHI_ARG_IMM_USE_NODE): Define.
10005 (struct phi_arg_d): Add imm_use node.
10006 (struct tree_phi_node): Remove struct dataflow_d element.
10007 (TDF_STMTADDR): Define.
10009 2005-04-05 Dale Johannesen <dalej@apple.com>
10011 * doc/invoke.texi (Optimization Options): Remove
10012 duplicate -fcse-follow-jumps. Add -fweb.
10013 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
10014 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
10016 2005-04-05 Per Bothner <per@bothner.com>
10018 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
10019 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
10020 (warn_uninit): Get EXPR_LOCUS from context now instead.
10021 This fixes a USE_MAPPED_LOCATION testsuite failure.
10023 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
10025 2005-04-05 Per Bothner <per@bothner.com>
10027 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
10028 of the artification 'return 0' in main() to BUILTINS_LOCATION.
10029 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
10032 2004-04-05 Devang Patel <dpatel@apple.com>
10034 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
10035 (lhsr<mode>3): ... new name.
10036 (altivec_vsra<VI_char>): Rename to ..
10037 (ashr<mode>3): ... new name.
10038 * config/rs6000/rs6000.c (builtin_description): Rename shift
10041 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
10043 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
10044 gen_lowpart_for_combine.
10045 * cse.c (gen_lowpart_if_possible): Move...
10046 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
10047 gen_lowpart_SUBREG.
10048 (gen_lowpart_no_emit_general): Use it.
10050 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10052 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
10055 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10057 * system.h: Fix typo.
10059 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
10061 * config/bfin/bfin-modes.def: New file.
10062 * config/bfin/bfin-protos.h: New file.
10063 * config/bfin/bfin.c: New file.
10064 * config/bfin/bfin.h: New file.
10065 * config/bfin/bfin.md: New file.
10066 * config/bfin/bfin.opt: New file.
10067 * config/bfin/crti.s: New file.
10068 * config/bfin/crtn.s: New file.
10069 * config/bfin/elf.h: New file.
10070 * config/bfin/lib1funcs.asm: New file.
10071 * config/bfin/predicates.md: New file.
10072 * config/bfin/t-bfin: New file.
10073 * config/bfin/t-bfin-elf: New file.
10074 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
10075 Document new attributes.
10076 (interrupt, interrupt_handler, saveall): Update documentation for
10078 * doc/install.texi (Specific): Add entry for the Blackfin.
10079 * doc/invoke.texi (Blackfin Options): New section.
10080 * doc/md.texi (Blackfin family): New section to document constraints.
10081 * config.gcc: Add bfin*-* and bfin*-elf configurations.
10083 2005-04-05 Olivier Hainque <hainque@adacore.com>
10085 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
10086 match what the system unwinder expects.
10087 * config/mips/mips.c (mips_frame_set): If we're saving the return
10088 address register and the dwarf return address column number differs
10089 from the hard register number, adjust the note reg to refer to the
10092 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
10094 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
10095 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
10096 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10097 (processor_type): New enum.
10098 (mn10300_processor): New variable.
10099 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
10100 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
10101 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10102 (PROCESSOR_DEFAULT): New macro.
10103 * config/mn10300/mn10300.c (mn10300_processor): New variable.
10104 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10105 (mn10300_handle_option, mn10300_override_options): New functions.
10106 * config/mn10300/mn10300.opt: New file.
10108 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10109 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
10111 PR tree-optimization/19903
10112 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
10113 that don't fit in their type after conversion.
10115 2005-04-05 Uros Bizjak <uros@kss-loka.si>
10118 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
10119 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
10120 Allocate local stack slots here. Set ix86_optimize_mode_switching.
10121 flag here. Implement using define_insn_and_split.
10122 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
10123 (frndintxf2_mask_pm_i387): New insn patterns.
10124 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
10125 Do not set ix86_optimize_mode_switching flag.
10126 (ceilsf2, ceildf2, ceilxf2): Same.
10127 (btruncsf2, btruncdf2, btruncxf2): Same.
10128 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
10130 2005-04-05 Ian Lance Taylor <ian@airs.com>
10133 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
10134 i386_pe_record_external_function.
10135 (i386_pe_record_external_function): Update declaration.
10136 * config/i386/winnt.c (struct extern_list): Add decl field.
10137 (i386_pe_record_external_function): Add decl parameter.
10138 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
10140 * config/i386/i386-protos.h (i386_pe_record_external_function):
10141 Update declaration.
10143 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
10145 * config/m68k/m68k-protos.h: Add a prototype for
10146 valid_dbcc_comparison_p_2.
10147 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
10148 extend_operator, const_uint32_operand, const_sint32_operand,
10149 general_src_operand, nonimmediate_src_operand,
10150 memory_src_operand, post_inc_operand, pre_dec_operand,
10151 pcrel_address): Move to predicates to predicates.md.
10152 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
10153 * config/m68k/m68k.md: Include predicates.md.
10154 * config/m68k/predicates.md: New.
10156 2005-04-04 Roger Sayle <roger@eyesopen.com>
10158 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
10160 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
10162 2005-04-04 Ian Lance Taylor <ian@airs.com>
10164 * c-typeck.c (struct c_switch): Rename switch_stmt field to
10166 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
10167 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
10168 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
10169 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
10170 * c-common.c (c_do_switch_warnings_1): New static function broken
10171 out of c_do_switch_warnings.
10172 (c_do_switch_warnings): Call c_do_switch_warnings_1.
10173 (c_do_switch_expr_warnings): New function.
10174 * c-common.h (c_do_switch_expr_warnings): Declare.
10176 2005-04-04 David Edelsohn <edelsohn@gnu.org>
10177 Daniel Jacobowitz <dan@codesourcery.com>
10179 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
10181 * rtlanal.c (may_trap_p): Same.
10183 2005-04-04 Dale Johannesen <dalej@apple.com>
10185 * ChangeLog: remove reference to ChangeLog.12.
10187 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
10189 CRIS epilogue as RTL.
10190 * config/cris/cris.md: Change all 0 in unspec 0 to
10192 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
10193 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
10195 ("return"): Change to define_expand. Call cris_expand_return for
10197 ("*return_expanded"): New pattern.
10198 ("epilogue"): New define_expand.
10199 * config/cris/cris.h (PREDICATE_CODES): Add
10200 cris_load_multiple_op.
10201 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
10203 (enum cris_retinsn_type): New.
10204 (struct machine_function): New member return_type.
10205 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
10206 (cris_target_asm_function_epilogue): Remove, moving RTLified
10208 (cris_expand_epilogue): New function.
10209 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
10210 (cris_gen_movem_load, cris_load_multiple_op)
10211 (cris_return_address_on_stack_for_return, cris_expand_return): New
10213 (cris_target_asm_function_prologue)
10214 (cris_initial_frame_pointer_offset): Call
10215 cris_reg_saved_in_regsave_area instead of complicated expression.
10216 Call cris_return_address_on_stack instead of an expression.
10217 (cris_print_operand) <case 'o', case 'O'>: New cases.
10218 (cris_return_address_on_stack): Change return-type to bool.
10219 (cris_simple_epilogue): Ditto. Return false if registers are
10221 * config/cris/cris-protos.h (cris_simple_epilogue)
10222 (cris_return_address_on_stack): Adjust prototype return type.
10223 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
10224 (cris_return_address_on_stack_for_return): New prototypes.
10226 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10228 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
10229 gpr_or_int12_operand.
10231 * config/frv/frv-protos.h: Add a prototype to
10232 frv_legitimate_memory_operand and frv_const_unspec_p.
10233 (frv_unspec): Move from frv.c.
10234 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
10235 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
10236 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
10237 gpr_or_fpr_operand, gpr_or_int12_operand,
10238 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
10239 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
10240 int6_operand, int5_operand, uint5_operand, uint4_operand,
10241 uint1_operand, int_2word_operand, uint16_operand,
10242 upper_int16_operand, integer_register_operand,
10243 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
10244 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
10245 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
10246 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
10247 move_destination_operand, movcc_fp_destination_operand,
10248 frv_function_symbol_referenced_p, move_source_operand,
10249 condexec_dest_operand, condexec_source_operand,
10250 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
10251 const_unspec_operand, gpr_or_memory_operand,
10252 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
10253 icc_operand, fcc_operand, cc_operand, icr_operand,
10254 fcr_operand, cr_operand, call_operand, sibcall_operand,
10255 symbolic_operand, relational_operator,
10256 integer_relational_operator, float_relational_operator,
10257 ccr_eqne_operator, minmax_operator,
10258 condexec_si_binary_operator, condexec_si_media_operator,
10259 condexec_si_divide_operator, condexec_si_unary_operator,
10260 condexec_sf_conv_operator, condexec_sf_add_operator,
10261 condexec_memory_operand, intop_compare_operator, acc_operand,
10262 even_acc_operand, quad_acc_operand, accg_operand: Move to
10264 * config/frv/frv.h (PREDICATE_CODES): Remove.
10265 * config/frv/frv.md: Include predicates.md.
10266 * config/frv/predicates.md: New.
10268 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
10271 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
10272 * tree-ssa-loop-ivopts.c: Include langhooks.h.
10273 (add_standard_iv_candidates_for_size): New function, extracting code
10274 from add_standard_iv_candidates and parameterizing it by type size.
10275 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
10277 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
10279 * system.h (GCOV_SIZE_TYPE): Unposion.
10280 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
10281 (GCOV_TYPE_SIZE): ...this new macro.
10282 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
10283 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
10284 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
10285 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
10286 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
10287 instead of unsigned_intSI_type_node.
10288 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
10289 (rtl_gen_one_value_profiler_no_edge_manipulation)
10290 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
10291 * value-prof.c: Include coverage.h.
10293 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
10294 Diego Novillo <dnovillo@redhat.com>
10296 Fix PR tree-optimization/20703
10297 Fix PR tree-optimization/20725
10299 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
10300 (create_expression_by_pieces): Ditto.
10301 (valid_in_set): Ditto. Also handle tcc_declaration.
10302 (find_or_generate_expression): Handle comparison class.
10303 (insert_into_preds_of_block): Ditto.
10304 (insert_aux): Ditto.
10305 (create_value_expr_from): Handle comparison class, recursively
10306 handle reference nodes.
10307 (compute_avail): Handle comparison classes, rewrite a little cleaner.
10308 (execute_pre): Fix spacing.
10309 (do_fre): Renamed to execute_fre.
10311 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10313 * doc/invoke.texi (SPARC options): Document that
10314 -mlittle-endian is not supported on Linux either.
10316 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10320 * config.gcc (Obsolete configurations): Remove
10321 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
10322 (sparclite-*-coff*): Delete.
10323 (sparclite-*-elf*): Likewise.
10324 (sparc86x-*-elf*): Likewise.
10325 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
10326 * config/sparc/lite.h: Delete.
10327 * config/sparc/litecoff.h: Likewise.
10328 * config/sparc/liteelf.h: Likewise.
10329 * config/sparc/sp86x-elf.h: Likewise.
10330 * config/sparc/t-sparclite: Likewise.
10331 * config/sparc/t-sp86x: Likewise.
10333 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
10335 * config/s390/s390-protos.h: (s390_comparison,
10336 s390_alc_comparison, s390_slb_comparison, const0_operand,
10337 consttable_operand, larl_operand, s_operand,
10338 shift_count_operand, bras_sym_operand, load_multiple_operation,
10339 store_multiple_operation, s390_plus_operand): Remove prototypes.
10340 (s390_legitimate_address_without_index_p): New prototype.
10341 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
10343 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
10344 const0_operand, consttable_operand, larl_operand, s_operand,
10345 shift_count_operand, bras_sym_operand, load_multiple_operation,
10346 store_multiple_operation, s390_plus_operand): Move to
10348 (check_mode): Remove.
10349 (s390_branch_condition_mask): Remove 'static'. Move prototype to
10351 (s390_legitimate_address_without_index_p): New.
10352 * config/s390/s390.h (PREDICATE_CODES): Remove.
10353 * config/s390/s390.md: Include predicates.md.
10354 * config/s390/predicates.md: New.
10356 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10359 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
10360 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
10361 (NEED_INDICATE_EXEC_STACK): Define to 1.
10362 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
10363 (NEED_INDICATE_EXEC_STACK): Define to 1.
10364 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
10365 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
10366 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
10367 (pic_helper_emitted_p): New global.
10368 (emit_pic_helper): New function extracted from...
10369 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
10370 Do not call emit_pic_helper if delay_pic_helper is true.
10371 (sparc_expand_prologue): Pass 'false' to load_pic_register.
10372 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
10373 (sparc_file_end): New function.
10375 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10377 * config/mcore/mcore-protos.h: Remove the prototypes for
10378 mcore_arith_reg_operand, mcore_general_movsrc_operand,
10379 mcore_general_movdst_operand, mcore_reload_operand,
10380 mcore_arith_J_operand, mcore_arith_K_operand,
10381 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
10382 mcore_arith_K_S_operand, mcore_arith_imm_operand,
10383 mcore_arith_any_imm_operand, mcore_arith_O_operand,
10384 mcore_literal_K_operand, mcore_addsub_operand,
10385 mcore_compare_operand, mcore_load_multiple_operation,
10386 mcore_store_multiple_operation, mcore_call_address_operand.
10387 Add a prototype for const_ok_for_mcore.
10388 * config/mcore/mcore.c (mcore_call_address_operand,
10389 mcore_general_movsrc_operand, mcore_general_movdst_operand,
10390 mcore_arith_reg_operand, mcore_reload_operand,
10391 mcore_arith_J_operand, mcore_arith_K_operand,
10392 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
10393 mcore_arith_M_operand, mcore_arith_imm_operand,
10394 mcore_arith_any_imm_operand, mcore_arith_O_operand,
10395 mcore_literal_K_operand, mcore_addsub_operand,
10396 mcore_compare_operand, mcore_load_multiple_operation,
10397 mcore_store_multiple_operation): Move to predicates.md.
10398 (const_ok_for_mcore): Export.
10399 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
10400 * config/mcore/mcore.md: Include predicates.md.
10401 * config/mcore/predicates.md: New.
10403 * config/mcore/predicates.md: Fix a comment typo.
10405 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
10406 Adrian Straetling <straetling@de.ibm.com>
10408 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
10409 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
10410 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
10412 ("imul"): Removed from "type" attribute.
10413 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
10414 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
10415 Changed type to imulsi.
10416 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
10418 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10420 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
10421 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
10422 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
10423 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
10424 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
10425 (TARGET_SWITCHES, mcore_stack_increment_string)
10426 (TARGET_OPTIONS): Delete.
10427 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
10428 than *_BIT constants.
10429 (TARGET_8ALIGN): #undef old definition before redefining to 1.
10430 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
10431 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
10432 (mcore_override_options): Delete mcore_stack_increment code.
10433 Change use of M340_BIT to MASK_M340.
10434 * config/mcore/mcore.opt: New file.
10436 2005-04-04 Ian Lance Taylor <ian@airs.com>
10438 * config/arm/arm.c (replace_symbols_in_block): Remove static
10441 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10443 * config/fr30/fr30-protos.h: Remove the prototypes for
10444 stack_add_operand, add_immediate_operand,
10445 high_register_operand, low_register_operand, call_operand,
10446 di_operand, and nonimmediate_di_operand.
10447 * config/fr30/fr30.c (stack_add_operand,
10448 add_immediate_operand, high_register_operand,
10449 low_register_operand, call_operand, di_operand,
10450 nonimmediate_di_operand): Move to predicates.md.
10451 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
10452 * config/fr30/fr30.md: Include predicates.md.
10453 * config/fr30/predicates.md: New.
10455 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
10456 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
10457 mcore_call_address_operand.
10459 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
10460 general_movsrc_operand.
10462 2005-04-04 Alan Modra <amodra@bigpond.net.au>
10464 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
10467 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
10470 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
10473 2005-04-04 Richard Henderson <rth@redhat.com>
10474 Jakub Jelinek <jakub@redhat.com>
10476 PR rtl-optimization/16104
10477 * fold-const.c (fold_unary): Fix folding of vector conversions.
10479 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10481 * config.gcc (xstormy16-*-elf): Set extra_options.
10482 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
10483 * config/stormy16/stormy16.opt: New file.
10485 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10487 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
10488 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
10489 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
10490 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
10491 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
10492 (TARGET_UNIX_ASM): Delete.
10493 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
10494 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
10495 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
10496 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10497 * config/pdp11/pdp11.opt: New file.
10499 2005-04-03 Roger Sayle <roger@eyesopen.com>
10500 Alexandre Oliva <aoliva@redhat.com>
10503 * fold-const.c (non_lvalue): Split tests into...
10504 (maybe_lvalue_p): New function.
10505 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
10506 C++ front-end prior to lowering into gimple form.
10508 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10510 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
10511 BUILT_IN_STRNCASECMP): New.
10512 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
10515 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
10518 * arm.md (addsi3_compare0_for_combiner): Delete.
10519 (addsi3_compare0_scratch_for_combiner): Delete.
10520 (cmpsi_neg_shiftsi): Delete.
10521 (compare_negsi_si): New pattern.
10522 (cmpsi_negshiftsi_si): New pattern.
10523 (negated_cbranchsi4): Restrict to equality_operator.
10525 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
10528 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10530 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
10533 * doc/install.texi: Fix a typo.
10535 2005-04-03 Steven Bosscher <stevenb@suse.de>
10537 PR middle-end/20648
10538 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
10539 a computed goto if the edge to the computed goto block has
10540 incoming abnormal edges. Clarify how the function works.
10542 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
10544 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
10545 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
10546 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
10547 hash_scan_set, reg_set_between_after_reload_p,
10548 reg_used_between_after_reload_p, get_avail_load_store_reg,
10549 eliminate_partially_redundant_load): Likewise.
10550 * postreload.c (reload_cse_simplify_set,
10551 reload_combine_note_use): Likewise.
10552 * predict.c (predict_insn, expected_value_to_br_prob,
10553 propagate_freq, expensive_function_p): Likewise.
10554 * print-rtl.c (print_rtx): Likewise.
10555 * profile.c (instrument_edges, instrument_values,
10556 compute_branch_probabilities, branch_prob, union_groups,
10557 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
10558 * protoize.c (in_system_include_dir, file_could_be_converted,
10559 file_normally_convertible, gen_aux_info_file, seek_to_line,
10560 do_cleaning): Likewise.
10561 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
10562 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
10563 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
10565 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10567 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
10568 * modulo-sched.c (undo_replace_buff_elem): New structure.
10569 (kernel_number_of_cycles, ps_unschedule_node,
10570 undo_generate_reg_moves,free_undo_replace_buff,
10571 undo_permute_partial_schedule, loop_single_full_bb_p,
10572 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
10573 build_loops_structure, get_sched_window): New.
10574 (generate_reg_moves): Return undo_replace_buff_elem and other
10576 (generate_prolog_epilog): Remove old loop versioning.
10577 (sms_schedule): Use loop information and loop_version.
10578 (sms_schedule_by_order): Split part of it to get_sched_window.
10579 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
10580 cfg_layout_finalize and free_dominance_info before/after SMS.
10582 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10584 * cfghooks.c (lv_flush_pending_stmts,
10585 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
10586 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
10587 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
10588 lv_add_condition_to_bb,
10589 lv_adjust_loop_header_phi, extract_cond_bb_edges,
10590 flush_pending_stmts): New in cfg_hooks structure.
10591 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
10592 extract_cond_bb_edges, lv_adjust_loop_header_phi,
10593 lv_add_condition_to_bb): New declarations.
10594 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
10596 (loop_version): Declare.
10597 * cfgloopmanip.c (cfghooks.h): Include.
10598 (duplicate_loop_to_header_edge): Change return type to bool.
10599 (loop_version, lv_adjust_loop_entry_edge): Move here.
10600 * cfgrtl.c (cfgloop.h): Include.
10601 (rtl_verify_flow_info_1): Fix.
10602 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
10603 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
10605 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
10606 tree_lv_add_condition_to_bb): New.
10607 (tree_cfg_hooks): Add new hooks to initialization.
10608 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
10609 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
10611 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10613 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
10614 xstormy16_below100_or_register,
10615 xstormy16_splittable_below100_or_register, and
10616 nonimmediate_nonstack_operand.
10618 * config/stormy16/stormy16-protos.h: Remove the prototypes for
10619 xstormy16_ineqsi_operator, equality_operator,
10620 inequality_operator, shift_operator,
10621 xstormy16_below100_operand, xstormy16_below100_or_register,
10622 xstormy16_splittable_below100_or_register,
10623 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
10624 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
10625 equality_operator, inequality_operator,
10626 xstormy16_below100_operand, xstormy16_below100_or_register,
10627 xstormy16_splittable_below100_or_register,
10628 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
10629 nonimmediate_nonstack_operand, shift_operator): Move to
10631 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
10632 * config/stormy16/stormy16.md: Include predicates.md.
10633 * config/stormy16/predicates.md: New.
10635 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
10637 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
10638 small_int, large_int, reg_or_0_operand, simple_memory_operand,
10639 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
10640 move_operand, power_of_2_operand): Move to predicates.md.
10641 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
10642 PREDICATE_CODE): Remove.
10643 * config/iq2000/iq2000.md: Include predicates.md.
10644 * config/iq2000/predicates.md: New.
10646 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
10648 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
10649 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
10650 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
10651 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
10652 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
10653 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
10654 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
10655 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
10656 (TARGET_M68HC11): Delete.
10657 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
10658 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
10659 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
10660 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
10661 (nb_soft_regs): Delete.
10662 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
10663 (m68hc11_override_options): Remove the code that caters for MASK_M6811
10664 and MASK_M6812 being set simultaneously. Change the code that sets
10665 the default m68hc11_soft_reg_count to use integers instead of strings.
10666 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
10667 m68hc11_soft_reg_count (which now has an int type) as the number
10669 * config/m68hc11/m68hc11.opt: New file.
10671 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
10673 * config/fr30/fr30.h (PREDICATE_CODES): Remove
10674 fp_displacement_operand, sp_displacement_operand.
10676 * config/m68hc11/m68hc11-protos.h: Add a prototype for
10678 Remove the prototypes for tst_operand, cmp_operand,
10679 stack_register_operand, d_register_operand,
10680 hard_addr_reg_operand, splitable_operand,
10681 m68hc11_logical_operator, m68hc11_arith_operator,
10682 m68hc11_non_shift_operator, m68hc11_shift_operator,
10683 m68hc11_unary_operator, m68hc11_eq_compare_operator,
10684 non_push_operand, hard_reg_operand, and
10685 reg_or_some_mem_operand.
10686 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
10688 (tst_operand, cmp_operand, non_push_operand,
10689 splitable_operand, reg_or_some_mem_operand,
10690 stack_register_operand, d_register_operand,
10691 hard_addr_reg_operand, hard_reg_operand,
10692 m68hc11_eq_compare_operator, m68hc11_logical_operator,
10693 m68hc11_arith_operator, m68hc11_non_shift_operator,
10694 m68hc11_shift_operator, m68hc11_unary_operator): Move to
10696 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
10697 * config/m68hc11/m68hc11.md: Include predicates.md.
10698 * config/m68hc11/predicates.md: New.
10700 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10703 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
10704 change checked in along with 2005-03-03's patch for debug/20253.
10705 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
10706 (remap_decl): Insert type decl in map earlier.
10708 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10710 PR tree-optimization/20640
10711 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
10712 post-dominator if it has phi nodes.
10713 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
10714 before dead statements.
10716 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10718 PR middle-end/20491
10719 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
10721 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10723 PR rtl-optimization/20290
10724 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
10725 in every iteration if the entry point is the exit test.
10727 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
10729 * config/cris/cris.md (attribute "length"): Define.
10731 2005-04-02 Geoffrey Keating <geoffk@apple.com>
10733 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
10734 (word_offset_memref_operand): New.
10735 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
10736 (indexed_or_indirect_operand): Delete.
10737 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
10738 (indexed_or_indirect_operand): Delete.
10740 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
10743 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
10746 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
10747 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
10749 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10751 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
10753 2005-04-01 Ian Lance Taylor <ian@airs.com>
10755 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
10756 (rus, prus): Remove static variables.
10757 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
10758 (process_command): Permit report_times and use_pipes together.
10760 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
10762 * c-decl.c (validate_proto_after_old_defn): Look at
10763 TYPE_MAIN_VARIANT of argument types.
10765 2005-04-01 Paul Brook <paul@codesourcery.com>
10767 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
10768 (arm_output_function_epilogue): Allow call_via_SP.
10769 (thumb_call_via_reg, arm_file_end): Ditto.
10770 * config/arm/arm.h (struct machine_function): Include space for SP.
10771 (thumb_call_via_label): Update declaration.
10773 2005-04-01 Ian Lance Taylor <ian@airs.com>
10775 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
10776 doing a peephole optimization, once again put any notes in the
10779 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10781 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
10783 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
10785 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
10786 (block_alloc, find_free_reg): Likewise.
10787 * loop-doloop.c (doloop_modify): Likewise.
10788 * loop-invariant.c (record_use): Likewise.
10789 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
10790 get_iv_value, canon_condition, eliminate_implied_condition,
10791 eliminate_implied_condition, simplify_using_initial_values,
10792 shorten_into_mode, canonicalize_iv_subregs,
10793 iv_number_of_iterations): Likewise.
10794 * loop-unroll.c (expand_var_during_unrolling): Likewise.
10795 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
10796 unswitch_loop): Likewise.
10797 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
10798 move_movables, replace_call_address, find_and_verify_loops,
10799 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
10800 record_giv, final_giv_value, general_induction_var,
10801 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
10802 loop_giv_dump): Likewise.
10804 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
10805 GCOV_CHECK_WRITING): Remove.
10806 (gcov_position, gcov_rewrite): Use gcc_assert.
10807 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
10808 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
10809 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
10812 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10814 * tree-inline.c: Fix a typo.
10816 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
10818 * configure.ac (enable-checking): Explicitly set all variables for
10819 collective switch values. Alphabetize variables. Rename
10820 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
10822 * doc/install.texi (enable-checking): Update documentation.
10823 * configure: Rebuilt.
10825 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10827 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
10830 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
10832 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
10833 Also reject cases where this pattern will cause load delay stalls
10834 unless optimizing for size and it will produce a shorter sequence.
10835 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
10836 variants to avoid pre-adjusting the base when possible.
10838 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
10840 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
10841 the frame and argument pointers.
10842 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
10843 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
10844 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
10845 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
10846 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
10847 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
10849 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
10851 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
10852 with entry for selectany attribute.
10853 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
10855 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
10856 (i386_pe_asm_named_section): Handle sections generated by
10857 selectany attribute.
10858 * doc/extend.texi (selectany): Document attribute.
10860 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
10861 Jan Hubicka <jh@suse.cz>
10863 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
10864 to fix addresses involving EBP and ESP.
10865 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
10866 for SUBREGed registers.
10867 (legitimate_address_p): Accept SUBREGed registers.
10869 2005-04-01 Jakub Jelinek <jakub@redhat.com>
10872 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
10873 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
10876 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10878 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
10880 2005-04-01 James E Wilson <wilson@specifixinc.com>
10883 * dwarf2out.c (rtl_for_decl_init): New function.
10884 (rtl_for_decl_location): Extracted from here.
10885 (tree_add_const_value_attribute): Call rtl_for_decl_init and
10886 add_const_value_attribute. Delete initializer_constant_valid_p call.
10888 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10890 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
10891 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
10892 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
10893 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
10894 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
10895 config/i386/i386.md, config/rs6000/predicates.md,
10896 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
10897 config/s390/s390.c, config/stormy16/stormy16.c,
10898 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
10901 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
10904 * gimplify.c (gimplify_expr): Create a temporary for lvalue
10905 COND_EXPR and CALL_EXPR.
10907 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
10910 * genautomata.c (first_cycle_unit_presence): Check all alternative
10911 states for unit presence.
10913 * doc/md.texi: Remove remark about impossibility to query unit
10914 presence in non nondeterministic automaton state.
10916 * config/ia64/ia64.c (get_template): Change order of unit querying.
10918 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10920 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
10923 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
10925 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
10926 flag for edges outside any loops.
10928 2005-03-31 Janis Johnson <janis187@us.ibm.com>
10930 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
10932 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10934 * tree-ssa-alias.c: Follow spelling conventions.
10935 * doc/tree-ssa.texi: Fix a typo.
10937 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
10939 * postreload-gcse.c: Include target.h.
10940 (gcse_after_reload_main): Return early if we cannot modify jumps.
10941 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
10943 2005-03-31 David Edelsohn <edelsohn@gnu.org>
10945 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
10946 expensive operations.
10948 2005-03-31 Ian Lance Taylor <ian@airs.com>
10950 * collect2.c (lderrout): New variable.
10951 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
10952 if it is set, to stderr.
10953 (handler): Unlink lderrout if it is set.
10954 (dump_file): Add "to" parameter. Change all callers.
10955 (main): Initialize lderrout.
10956 (collect_execute): Add errname parameter. Change all callers.
10957 Rename redir parameter to outname. Never pass
10958 PEX_STDERR_TO_STDOUT to pex_run.
10959 * collect2.h (collect_execute, dump_file): Update declarations.
10960 * tlink.c (tlink_execute): Add errname parameter. Change all
10962 (do_tlink): Check lderrout as well as ldout.
10964 2005-03-31 Caroline Tice <ctice@apple.com>
10966 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
10967 (bb-reorder.o): Add errors.h to list of requirements.
10968 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
10969 profiledbootstrap flags.
10970 * bb-reorder.c (errors.h): Add new include.
10971 (struct bbro_basic_block_data_def): Add new field, in_trace.
10972 (add_unlikely_executed_notes): Remove function.
10973 (mark_bb_for_unlikely_executed_section): Remove function.
10974 (insert_section_boundary_note): New function.
10975 (verify_hot_cold_block_grouping): New function.
10976 (push_to_next_round_p): Remove variables and tests that push all
10977 cold blocks to last round.
10978 (find_traces): Remove code that added extra round of trace finding
10979 when doing partitioning.
10980 (find_traces_1_round) : Remove variable last_round; add code to
10981 update new struct field, in_trace; correct trace_length where it was
10982 incorrect before (after call to copy_bb); change code that pushed all
10983 cold blocks to last round. Instead verify that all blocks going into
10984 a trace belong in the same partition.
10985 (connect_traces): Modify to connect the traces in two passes, if the
10986 function contains both hot and cold blocks. The first pass connects
10987 all the traces for blocks in the partition that the first block in
10988 the function belongs to; the second pass connnects all the traces
10989 containing blocks that belong in the other partition.
10990 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10991 code that automatically put the first block in a function into the
10992 hot partition if the function had any hot blocks.
10993 (fix_crossing_unconditional_branches): Check number of succ edges
10994 before attempting to get one.
10995 (fix_edges_for_rarely_executed_code): Update comment describing
10997 (reorder_basic_blocks): Add code to initialize new field (in_trace);
10998 remove call to add_unlikely_executed_notes; add call to
10999 verify_hot_cold_block_grouping.
11000 (duplicate_computed_gotos): Don't change computed goto if it's a
11002 (partition_hot_cold_basic_blocks): Update function comment.
11003 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
11005 (try_forward_edges): Likewise.
11006 (merge_blocks_move_predecessor_nojumps): Likewise.
11007 (merge_blocks_move_successor_nojumps): Likewise.
11008 (merge_blocks_move): Likewise.
11009 (try_crossjump_bb): Likewise.
11010 * cfglayout.c (update_unlikely_executed_notes): Remove function.
11011 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
11012 notes to cold bb's; remove call to update_unlikely_executed_notes.
11013 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11014 NOTE_INSN_SWITCH_TEXT_SECTIONS.
11015 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
11016 function declaration.
11017 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
11018 from consideration.
11019 (rtl_can_merge_blocks): Remove redundancy from condition.
11020 (try_redirect_by_replacing_jump): Likewise.
11021 (force_nonfallthru_and_redirect): Remove code for adding
11022 UNLIKELY_EXECUTED_CODE notes to cold bb's.
11023 (commit_one_edge_insertion): Likewise.
11024 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
11025 * dbxout.c (FORCE_TEXT): Replace function_section with
11026 current_function_section.
11027 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
11028 function, switch_text_section.
11029 (struct xcoff_debug): Likewise.
11030 (dbxout_function_end): Add code to put out label diffs for both
11031 hot and cold sections.
11032 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
11033 for new debug_hooks funciton, switch_text_section..
11034 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
11035 switch_text_section.
11036 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
11037 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
11038 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
11039 dw_fde_switched_sections.
11040 (output_call_frame_info): Add test to see if function switches text
11041 sections in the middle; if so, use appropriate extra hot and cold
11042 section labels to compute size deltas for the hot and cold sections.
11043 (dwarf2out_begin_prologue): Add code to initialize new fields in
11045 (dwarf2out_switch_text_section): New function (invoked through
11046 debug_hook); updates new fields in dw_fde_struct appropriately and
11047 increments separate_line_info_table_in_use.
11048 (dwarf2_debug_hooks): Initialize switch_text_section function to be
11049 dwarf2out_switch_text_section.
11050 (struct var_loc_node): Add new field, section_label.
11051 (output_aranges): Add code to check whether in hot or cold section and
11052 use the appropriate label in calculating deltas.
11053 (output_ranges): Likewise.
11054 (output_line_info): Add code to check which section we're in and
11055 use appropriate hot/cold label.
11056 (add_location_or_constant_value_attribute): Likewise.
11057 (gen_subprogam_die): Modify arange attributes to use correct labels.
11058 (dwarf2out_begin_block): Change call to function_section into call to
11059 current_function_section.
11060 (dwarf2out_end_block): Likewise.
11061 (dwarf2out_source_line): Likewise.
11062 (dwarf2out_var_location): Add code to check whether in hot or cold
11063 section and use the appropriate label.
11064 * except.c (output_function_exception_table): Change call to
11065 function_section into call to current_function_section.
11066 * final.c (profile_function): Likewise.
11067 (scan_ahead_for_unlikely_executed_note): Remove function.
11068 (final_scan_insn): Remove calls to
11069 scan_ahead_for_unlikely_executed_note, and related code for switching
11070 to cold section, except for the single time
11071 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
11072 debug_hooks->switch_text_sections; replace appropriate calls to
11073 function_section with calls to current_function_section.
11074 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
11075 test_bb to condition.
11076 (find_if_case_2): Likewise.
11077 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11078 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
11079 * opts.c (decode_options): Change warning about hot/cold partitioning
11080 with exceptionss to inform (so as not to cause bootstrap failures);
11081 remove warning about partitioning with DWARF debug info.
11082 * output.h (current_function_section): Add new function decl.
11083 (insert_section_boundary_note): Likewise.
11084 (enum in_section): Move this declaration here from varasm.c.
11085 (unlikely_section_label): Likewise.
11086 (unlikely_text_section_name): Likewise.
11087 (last_text_section_name): New global variable.
11088 (last_text_section): Likewise.
11089 (hot_section_label): Likewise.
11090 (hot_section_end_label): Likewise.
11091 (cold_section_end_label): Likewise.
11092 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
11093 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
11094 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
11095 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
11096 insn from consideration.
11097 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
11098 switch_text_section.
11099 * varasm.c (basic-block.h): Add new include.
11100 (unlikely_section_label_printed): Remove global variable.
11101 (unlikely_section_label): Make global variable not be static any more.
11102 (unlikely_text_section_name): Likewise.
11103 (hot_section_end_label): New global variable (not static)
11104 (first_function_block_is_cold): Likewise.
11105 (hot_section_label): Likewise.
11106 (cold_section_end_label): Likewise..
11107 (last_text_section): New global variable, not static.
11108 (last_text_section_name): New global variable, not static.
11109 (initialize_cold_section_name): New function.
11110 (enum in_section): Move declaration to output.h.
11111 (text_section): Update last_text_section.
11112 (unlikely_text_section): Replace code to determine cold section name
11113 with call to initialize_cold_section_name; Add code to update
11114 last_text_section; remove code for printing out label.
11115 (named_section_real): Add code to update last_text_section and
11116 last_text_section_name as appropriate.
11117 (function_section): Change test for 'unlikely' to depend on
11118 first_function_block_is_cold (moved old test to
11119 current_function_section).
11120 (current_function_section): New function.
11121 (assemble_start_function): Move code that frees
11122 unlikely_text_section_name; initialize hot_section_end_label;
11123 print hot and cold section labels at the start of the function;
11124 set first_function_block_is_cold, if appropriate; initialize l
11125 ast_text_section; add call to insert_section_boundary_note.
11126 (assemble_end_function): Add code to write out hot and cold section
11128 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
11129 switch_text_section.
11130 * config/darwin.c (machopic_select_section): Replace incorrect
11131 function in base_funs; update reloc for cold sections if necessary.
11132 * config/darwin.h (SECTION_FUNCTION): Add code to update
11133 last_text_section if appropriate.
11134 (text_unlikely_section): Remove.
11135 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
11136 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
11137 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
11138 partitioning for this architecture.
11140 2005-03-31 Olivier Hainque <hainque@adacore.com>
11142 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
11143 defined and non-zero.
11145 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
11148 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
11151 2005-03-31 Alan Modra <amodra@bigpond.net.au>
11154 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
11155 label operand. Remove (use (unspec..)). Don't emit a label on
11157 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
11158 generate inline label for load_toc_v4_PIC_1b.
11159 (rs6000_emit_load_toc_table): Likewise.
11161 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11163 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
11164 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
11166 2005-03-29 Devang Patel <dpatel@apple.com>
11168 * tree-sra.c (decide_block_copy): Disable scalarization of
11171 2005-03-30 Stuart Hastings <stuart@apple.com>
11172 Dale Johannesen <dalej@apple.com>
11174 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
11175 * print-tree.c (print_node): Add case STATEMENT_LIST.
11177 2005-03-31 Alan Modra <amodra@bigpond.net.au>
11179 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
11180 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
11181 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
11182 is given with "powerpc64*" or "all", or when --with-cpu chooses
11185 2005-03-30 James E. Wilson <wilson@specifixinc.com>
11188 * dwarf2out.c (add_high_low_attributes): New function, extracted from
11189 gen_lexical_block_die.
11190 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
11192 2005-03-31 Jan Hubicka <jh@suse.cz>
11194 2004-11-02 Jan Hubicka <jh@suse.cz>
11196 * cgraph.c (cgraph_varpool_node_name): New function.
11197 (dump_cgraph_varpool_node): New function.
11198 (dump_varpool): New function.
11199 * cgraphunit.c (cgraph_optimize): Dump varpool.
11201 2004-10-16 Jan Hubicka <jh@suse.cz>
11203 * cgraph.c (decide_is_variable_needed): New function.
11204 (cgraph_varpool_finalize_decl): Use it.
11205 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
11207 * final.c (output_addr_const): Do not call mark_referenced.
11208 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
11209 always go via cgraph.
11210 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
11211 (check_global_declarations): Ifdef out code clearing DECL_RTL.
11212 * tree-optimize.c (execute_inline): Mark functions called.
11213 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
11215 2004-10-11 Jan Hubicka <jh@suse.cz>
11217 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
11218 (cgraph_varpool_last_needed_node): New static variable.
11219 (enqueue_needed_varpool_node): Break out from ...; add items to the
11220 end of queue; update first pointers.
11221 (cgraph_varpool_mark_needed_node): ... here.
11222 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
11223 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
11224 * cgraph.h (cgraph_varpool_node): Add analyzed field.
11225 (cgraph_varpool_first_unanalyzed_node): Declare.
11226 * cgraphunit.c: Include output.h.
11227 (cgraph_varpool_analyze_pending_decls): New function.
11228 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
11229 for errors, analyze pending decls.
11230 (cgraph_finalize_compilation_unit): Only analyze decls.
11231 (cgraph_optimize): Assemble the decls after expanding.
11233 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
11235 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
11236 subvars get marked properly in tags for grouping.
11237 (add_pointed_to_var): Mark only actual pointed to
11238 variables/subvars in addresses needed.
11239 (create_overlap_variables_for): Clear call clobbered on original
11241 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
11242 addresable vars with subvars into list.
11243 * tree-ssa.c (verify_ssa_name): Verify original is not used where
11246 2005-03-30 Richard Henderson <rth@redhat.com>
11248 * cgraph.h (struct cgraph_node): Add alias.
11249 * varasm.c (assemble_alias): Set it.
11250 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
11251 avoid calling cgraph_expand_function.
11253 2005-03-30 Tom Tromey <tromey@redhat.com>
11255 * tree.def (FILE_TYPE): Removed.
11256 * typeclass.h (enum type_class): Removed file_type_class.
11257 * dwarf2out.c (is_base_type): Updated.
11258 (gen_type_die): Likewise.
11259 * dbxout.c (dbxout_type): Updated.
11260 * builtins.c (type_to_class): Updated.
11261 * tree.c (type_contains_placeholder_1): Updated.
11262 * config/sparc/sparc.c (sparc_type_code): Updated.
11263 * config/ia64/ia64.c (hfa_element_mode): Updated.
11264 * expr.c (count_type_elements): Updated.
11265 * stor-layout.c (layout_type): Updated.
11266 * tree-inline.c (remap_type): Updated.
11267 * tree-pretty-print.c (dump_generic_node): Updated.
11269 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
11271 * builtins.c (expand_builtin_powi): Fix mode of
11272 2nd argument to match int.
11273 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
11274 2nd argument type to int.
11275 * libgcc2.c: Change prototype of __powi* functions to use
11278 2005-03-30 Dale Johannesen <dalej@apple.com>
11280 PR middle-end/19225
11281 * calls.c (expand_call): Flush pending deferrals before
11284 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
11288 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
11289 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
11290 c_label_context, label_context_stack): New.
11291 * c-decl.c (define_label): Check for jumps into statement
11292 expressions. Add label to list of defined labels.
11293 (start_function): Push context on label_context_stack.
11294 (finish_function): Pop context from label_context_stack.
11295 * c-typeck.c (label_context_stack): New.
11296 (c_finish_goto_label): Check for jumps into statement
11297 expressions. Add label to list of jumped to labels.
11298 (struct c_switch): Add blocked_stmt_expr.
11299 (c_start_case): Initialize it.
11300 (do_case): Check it.
11301 (c_finish_case): Verify !blocked_stmt_expr.
11302 (c_begin_stmt_expr): Push context on label_context_stack.
11303 Increment blocked_stmt_expr. Mark labels jumped to from outside
11305 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
11306 defined in the statement expression and no longer jumpable to.
11307 Mark labels jumped to from just outside the statement expression
11308 as again definable. Pop context from label_context_stack.
11309 * doc/extend.texi (Statement Exprs): Update.
11311 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
11314 * c-decl.c (start_function): Check for old_decl being
11317 2005-03-30 Ian Lance Taylor <ian@airs.com>
11319 * final.c (final): Remove prescan parameter. Change all callers.
11320 (final_scan_insn): Remove prescan parameter. Change all callers.
11322 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
11324 * tree-vectorizer.c: Fix comment typos.
11326 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
11328 * tree-scalar-evolution.c (instantiate_parameters_1): Return
11329 as soon as a chrec_dont_know is detected.
11331 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
11333 Merge from csl-arm-branch.
11334 2004-02-12 Mark Mitchell <mark@codesourcery.com>
11336 * tlink.c (recompile_files): Do not assume that "rename" can
11337 overwrite an existing file.
11339 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
11341 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
11342 * gcc/configure: Regenerate.
11344 2005-03-30 Alan Modra <amodra@bigpond.net.au>
11346 * doc/install.texi: Update binutils requirement for powerpc*-linux.
11348 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
11350 * calls.c (struct arg_data): Update "partial" comment.
11351 (load_register_parameters): Update "nregs" comment.
11353 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11355 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
11356 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
11357 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
11358 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
11359 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
11360 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
11361 than target_flags & 0.
11362 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
11363 (iq2000_arch, iq2000_parse_cpu): Delete.
11364 (TARGET_HANDLE_OPTION): Override default.
11365 (iq2000_handle_option): New function.
11366 (override_options): Remove -march= and -mcpu= handling.
11367 * config/iq2000/iq2000.opt: New file.
11369 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11371 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
11372 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
11373 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
11374 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
11375 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
11376 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
11377 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
11378 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
11379 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
11380 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
11381 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
11382 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
11383 (c4x_rpts_cycles_string, c4x_cpu_version_string)
11384 (TARGET_OPTIONS): Delete.
11385 (c4x_rpts_cycles, c4x_cpu_version): Declare.
11386 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
11387 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
11388 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
11389 (c4x_cpu_version_string): Delete.
11390 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11391 (c4x_handle_option): New function. Map -m3x and -m4x options to the
11392 equivalent -mcpu= option.
11393 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
11394 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
11395 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
11396 or clearing the appropriate MASK_* bit.
11397 (c4x_file_start): Use c4x_cpu_version.
11398 * config/c4x/c4x.opt: New file.
11400 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11402 * doc/options.texi: Document the new MaskExists flag.
11403 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
11404 if the option has the MaskExists flag.
11406 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11408 * opt-functions.awk (flag_set_p, test_flag): New functions.
11409 (switch_flags): Use them.
11410 * opth-gen.awk: Use flag_set_p to check for flags.
11411 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
11413 2005-03-30 Ian Lance Taylor <ian@airs.com>
11415 * config.host (i[34567]86-*-mingw32*): Don't set
11416 host_can_use_collect2 to no.
11418 2005-03-30 Alan Modra <amodra@bigpond.net.au>
11421 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
11422 Remove convert_memory_address call duplicating that in memory_address.
11424 2005-03-29 Richard Henderson <rth@redhat.com>
11427 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
11428 (build_compound_literal): Likewise. Propagate decl type into the
11430 (finish_decl): Likewise. Use new return value from complete_array_type
11431 for zero sized arrays.
11432 (complete_array_type): Move ...
11433 * c-common.c (complete_array_type): ... here. Change first argument
11434 to pointer-to-type-node. Consistently use sizetype for the index
11435 except for zero sized arrays. Detect zero sized arrays for pedantic
11436 mode diagnostics. Create a new type node instead of modifying the
11438 * c-tree.h (complete_array_type): Move decl ...
11439 * c-common.h (complete_array_type): ... here.
11441 2005-03-29 Richard Henderson <rth@redhat.com>
11444 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
11446 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
11448 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
11449 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
11450 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
11451 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
11453 2005-03-29 Eric Christopher <echristo@redhat.com>
11455 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
11456 truthvalue conversion removal.
11458 2005-03-29 Ian Lance Taylor <ian@airs.com>
11461 * collect2.c: Never include <vfork.h>.
11462 (VFORK_STRING, vfork): Don't define.
11463 (pid): Remove global variable.
11464 (handler): Call raise instead of kill (getpid(), ...).
11465 (collect_wait): Add pex parameter. Change all callers. Use
11466 pex_get_status rather than pwait.
11467 (do_wait): Add pex parameter. Change all callers.
11468 (collect_execute): Return struct pex_obj * rather than void. Use
11469 pex routines rather than pexecute.
11470 (fork_execute): Get pex_obj from collect_execute, and pass it to
11472 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
11473 Only declare quit_handler if SIGQUIT is defined.
11474 (scan_libraries): Likewise.
11475 * collect2.h (collect_execute): Update declaration.
11476 (collect_wait): Update declaration.
11477 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
11478 pass it to collect_wait.
11480 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
11483 * c-parser.c (c_parser_compound_statement_nostart): Give error
11484 message for EOF instead of just setting parser->error.
11486 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
11488 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
11489 (slpeel_update_phi_nodes_for_guard1): New function.
11490 (slpeel_update_phi_nodes_for_guard2): New function.
11491 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
11492 of slpeel_update_phi_nodes_for_guard.
11493 (vectorize_loops): Remove call to loop_closed_rewrite.
11494 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
11497 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
11499 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
11500 (TARGET_LITTLE_ENDIAN): New macro.
11501 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
11502 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
11503 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
11504 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
11505 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
11506 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
11507 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
11508 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
11509 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
11510 (TARGET_OPTIONS): Delete.
11511 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
11512 (CACHE_FLUSH_TRAP): Turn into an integer.
11513 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
11514 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
11515 -mflush-trap is in use.
11516 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
11517 (m32r_cache_flush_trap_string): Delete.
11518 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
11519 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
11520 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
11521 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11522 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
11523 -mmodel= and -msdata= handling from...
11524 (m32r_init): ...here.
11525 * config/m32r/m32r.opt: New file.
11527 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
11529 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
11530 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
11531 * tree-vect-analyze.c (vect_object_analysis): additional parm
11532 pass back a "struct ptr_info_def *" with the points-to info.
11533 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
11534 statement using info returned from vect_object_analysis.
11535 * tree-vect-transform.c (update_vuses_to_preheader): New function.
11536 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
11537 for virtual uses and defs when creating a replacement vector
11538 reference. Call duplicate_ssa_name_ptr_info to define points-to
11539 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
11540 (vectorizable_store): copy_virtual_operands and update
11541 definition statements.
11542 (vectorizable_load): copy_virtual_operands. Remove call to
11543 mark_call_clobbered_vars_to_rename for call to "const" builtin.
11544 * tree-vectorizer.c (vectorize_loops): Remove calls to
11545 rewrite_into_ssa and bitmap_clear (vars_to_rename).
11546 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
11547 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
11548 define macro STMT_VINFO_PTR_INFO for use in accessing.
11549 * tree.h add export of duplicate_ssa_name_ptr_info.
11550 * rs6000.c (altivec_init_builtins): Declare builtin function
11551 __builtin_altivec_mask_for_load to be "const".
11553 2005-03-29 Jakub Jelinek <jakub@redhat.com>
11555 PR middle-end/20622
11556 * cgraph.h (struct cgraph_varpool_node): Add alias field.
11557 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
11558 assemble_variable on aliases.
11559 * varasm.c (assemble_alias): Set node->alias.
11560 * toplev.c (wrapup_global_declarations): Don't call
11561 rest_of_decl_compilation on aliases again.
11563 2005-03-29 Paul Brook <paul@codesourcery.com>
11565 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
11566 * config/arm/arm.c (arm_dbx_register_number): New function.
11567 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
11569 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
11571 PR middle-end/20263
11572 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
11573 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
11575 2005-03-29 Dale Johannesen <dalej@apple.com>
11577 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
11578 $(TREE_H) and $(COVERAGE_H).
11579 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
11580 * opts.c (common_handle_option): Enable tree-based value transforms.
11581 * toplev.c (process_options): Ditto.
11582 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
11583 refers to references to this type.
11584 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
11585 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
11586 for may_be_more, may_be_less.
11587 (rtl_gen_pow2_profiler): Adjust.
11588 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
11589 (rtl_gen_one_value_profiler): Adjust.
11590 (rtl_gen_const_delta_profiler): Adjust.
11591 * tree-profile.c (tree_gen_interval_profiler): Implement.
11592 (tree_gen_pow2_profiler): Ditto.
11593 (tree_gen_one_value_profiler): Ditto.
11594 (tree_profiling): New.
11595 (pass_tree_profile): Reference it.
11596 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
11598 (insn_divmod_values_to_profile): Rename to
11599 rtl_divmod_values_to_profile. Adjust.
11600 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
11601 (insn_prefetch_values_to_profile): Adjust.
11602 (rtl_value_profile_transformations): Adjust.
11603 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
11604 (gen_mod_pow2): Rename to rtl_mod_pow2.
11605 (gen_mod_subtract): Rename to rtl_mod_subtract.
11606 (divmod_fixed_value_transform): Rename to
11607 rtl_divmod_fixed_value_transform.
11608 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
11609 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
11610 (rtl_find_values_to_profile): Adjust.
11611 (tree_value_profile_transformations): Implement.
11612 (tree_divmod_values_to_profile): New.
11613 (tree_values_to_profile): New.
11614 (tree_divmod_fixed_value): New.
11615 (tree_mod_pow2): New.
11616 (tree_mod_subtract): New.
11617 (tree_divmod_fixed_value_transform): New.
11618 (tree_mod_pow2_value_transform): New.
11619 (tree_mod_subtract_transform): New.
11620 (tree_find_values_to_profile): Implement.
11621 * profile.c (instrument_values): Free histograms.
11622 (compute_value_histograms): Adjust. Implement tree version.
11624 2005-03-29 Uros Bizjak <uros@kss-loka.si>
11626 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
11627 * config/i386/i386.c (output_fix_trunc): Add new round_mode
11628 variable. Output "fldcw" depending on round_mode.
11629 * config/i386/i386.md (UNSPEC_FIST): New.
11630 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
11631 New isns patterns to implement lrint and llrint built-ins as x87
11632 intrinsic function.
11633 (fistdi2, fist<mode>2 splitters): New splitters.
11634 (lrint<mode>2): New expanders.
11636 2005-03-28 Ian Lance Taylor <ian@airs.com>
11638 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
11639 0 when calling final_scan_insn.
11641 2005-03-28 Jan Hubicka <jh@suse.cz>
11643 PR middle-end/20635
11644 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
11647 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
11648 types where possible.
11650 2005-03-26 Per Bothner <per@bothner.com>
11652 Make -f[no-]show-column also control non-cpp diagnostics.
11653 * c.opt (fshow-column): Move option from here ...
11654 * common.opt (fshow-column): ... to here.
11655 * diagnostic.c (diagnostic_build_prefix): Only print column number
11656 if flag_show_column.
11658 2005-03-27 Steven Bosscher <stevenb@suse.de>
11660 * vax-protos.h (vax_output_int_move, vax_output_int_add,
11661 vax_output_conditional_branch): New prototypes.
11662 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
11663 extracted from vax.md mov and add patterns.
11664 (vax_output_conditional_branch): New function to output conditional
11665 branch instructions.
11666 * vax.md: Use mode macros for arithmetic and mov patterns.
11667 Use code macros for the jump patterns.
11669 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
11671 * Makefile.in (libbackend.o): Depend on version files;
11672 add custom generation command.
11674 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
11677 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
11678 sure that we have a REG before getting its REGNO.
11680 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11682 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
11683 * builtins.def (BUILT_IN_STRNDUP): New.
11685 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
11687 PR tree-optimization/20470
11688 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
11691 2005-03-25 Mike Stump <mrs@apple.com>
11693 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
11696 2005-03-25 Geoffrey Keating <geoffk@apple.com>
11698 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
11699 Use our own structure definitions.
11701 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
11702 (fix_truncdfsi2): Allow registers or memory as destination.
11703 When TARGET_PPC_GFXOPT, generate simplified pattern.
11704 (fix_truncdfsi2_internal): Use define_insn_and_split.
11705 (fix_truncdfsi2_internal_gfxopt): New.
11706 (fctiwz): Don't confuse register allocation by giving it no choices.
11708 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
11709 (EXTRA_MEMORY_CONSTRAINT): Likewise.
11710 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
11711 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
11713 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
11715 * dominance.c (free_dominance_info): Speed up by freeing et
11716 data structures without maintaining other nodes.
11717 * et-forest.c (et_free_tree_force): New.
11718 * et-forest.h: Add a prototype for et_free_tree_force.
11720 * tree.c (get_set_constructor_bits,
11721 get_set_constructor_bytes): Remove.
11722 * tree.h: Remove the corresponding prototypes.
11724 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11727 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
11728 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
11729 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
11730 PRE_DEC, NEG and NOT.
11732 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
11734 * fold-const.c: Convert uses of fold (build (...)) to
11737 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
11739 PR rtl-optimization/20249
11740 * cse.c (insert_regs): Do not record equivalence of registers in
11743 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
11745 * emit-rtl.c (reverse_comparison): Remove.
11746 * rtl.h: Remove the corresponding prototype.
11748 2005-03-24 James E Wilson <wilson@specifixinc.com>
11750 * doc/install.texi (--enable-altivec): Delete docs.
11752 2005-03-24 David Edelsohn <edelsohn@gnu.org>
11754 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
11755 SFmode and DFmode before reload when
11756 flag_unsafe_math_optimizations not enabled.
11758 2005-03-24 Geoffrey Keating <geoffk@apple.com>
11760 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
11762 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
11763 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
11765 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
11767 * configure.ac (enable-checking): Add 'runtime' option.
11768 * doc/install.texi (enable-checking): Document 'runtime' checking.
11769 * tsystem.h (gcc_assert, gcc_unreachable): Define.
11770 * config.in: Regenerated.
11771 * configure: Regenerated.
11773 2005-03-23 Uros Bizjak <uros@kss-loka.si>
11775 * optabs.h (enum optab_index): Remove OTI_llrint.
11776 (llrint_optab): Remove macro.
11777 * optabs.c (init_optabs): Remove llrint_optab initialization.
11778 * genopinit.c (optabs): Remove llrint_optab implementation.
11779 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
11782 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
11784 PR rtl-optimization/20532
11785 * simplify-rtx.c (simplify_binary_operation_1): Protect from
11786 overflow when adding coefficients for PLUS or MINUS.
11787 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
11790 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11792 * langhooks.h (truthvalue_conversion): Remove.
11793 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11794 LANG_HOOKS_TRUTHVALUE_CONVERSION.
11795 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
11796 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
11797 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
11799 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
11801 * params.def: Fix a typo.
11802 * config/mips/mips.c: Follow the spelling convensions.
11803 * doc/invoke.texi: Fix typos.
11805 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
11807 Fix PR tree-optimization/20601
11809 * tree-ssa-pre.c (insert_aux): Add missing condition to
11812 2005-03-23 Ian Lance Taylor <ian@airs.com>
11814 * final.c (final_scan_insn): Don't remove no-op instructions.
11815 * reload1.c (reload): Remove simple no-op instructions even when
11818 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
11820 PR tree-optimization/20501
11821 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
11822 reporting that peeling for alignment is applied moved to...
11823 * (vect_analyze_data_refs_alignment): Here.
11825 2005-03-23 Ian Lance Taylor <ian@airs.com>
11827 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
11829 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11831 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
11832 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
11834 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
11836 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
11837 imply that this is called once, independent of asms in code.
11838 Adjust to now being pased output and input lists. Mention helper
11839 function decl_overlaps_hard_reg_set_p.
11840 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
11841 hook_tree_tree_identity and to take three trees, returning third.
11842 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
11844 * stmt.c: include hard-reg-set.h before tree.h.
11845 (decl_overlaps_hard_reg_set_p): New function, broken out from...
11846 (decl_conflicts_with_clobbers_p): Call
11847 decl_overlaps_hard_reg_set_p.
11848 (expand_asm_operands): Pass output and input lists in call to
11849 targetm.md_asm_clobbers.
11850 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
11851 hook_tree_tree_tree_tree_3rd_identity.
11852 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
11854 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
11855 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
11856 parameters, first two unused.
11857 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
11858 parameters. Only add MOF to clobbers if there's no 'h' mentioned
11859 in constraint letters and MOF is not mentioned as a asm-declared
11860 register in neither of the input and output lists.
11862 2005-03-23 DJ Delorie <dj@redhat.com>
11864 * optabs.c (expand_binop): Make sure the first subword's result
11867 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11869 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
11870 Call c_common_truthvalue_conversion rather than
11871 lang_hooks.truthvalue_conversion.
11872 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
11873 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
11875 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
11876 c_common_truthvalue_conversion.
11877 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
11878 c_parser_conditional_expression, c_parser_binary_expression): Call
11879 c_objc_common_truthvalue_conversion.
11880 * c-typeck.c (build_unary_op): Call
11881 c_objc_common_truthvalue_conversion.
11882 (build_conditional_expr): Do not call
11883 lang_hooks.truthvalue_conversion.
11884 (build_binary_op): Call c_common_truthvalue_conversion.
11885 (c_objc_common_truthvalue_conversion): Moved from
11886 c-objc-common.c. Call default_function_array_conversion instead
11887 of default_conversion.
11889 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11891 * c-common.h (default_conversion): Remove.
11892 (perform_integral_promotions): Add.
11893 * c-tree.h (default_conversion): Add.
11894 * c-typeck.c (perform_integral_promotions): New, split out from
11895 default_conversion.
11896 * c-common.c (check_case_value): Use perform_integral_promotions,
11897 not default_conversion.
11898 (c_add_case_label): Don't continue processing case label after
11899 found to be pointer.
11901 2005-03-23 Mark Mitchell <mark@codesourcery.com>
11903 * gcc.c (do_spec_1): Do not add a -L path for a directory in
11904 the prefix list if we have already added a multilib directory
11905 based on that path.
11906 (main): Do not add MD_EXEC_PREFIX to the list of directories to
11909 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
11911 * reload1.c (indirect_symref_ok, reload_obstack): Make them
11913 * reload.h: Remove the prototype for indirect_symref_ok.
11915 * reload1.c (indirect_symref_ok): Make it global.
11916 * reload.h: Add a prototype for indirect_symref_ok.
11918 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
11920 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
11923 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
11925 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
11927 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
11929 * c-opts.c (c_common_parse_file): Only start/end main source file
11930 if debug hooks says the writer wants it.
11931 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
11933 (xcoff_debug_hooks): Ditto.
11934 * debug.c (do_nothing_hooks): Ditto.
11935 * debug.h (gcc_debug_hooks): Ditto.
11936 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
11937 * sdbout.c (sdb_debug_hooks): Ditto.
11938 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
11940 2005-03-22 Mark Mitchell <mark@codesourcery.com>
11942 * doc/extend.texi: Deprecate C++ min/max operators.
11944 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
11946 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
11947 artificial original candidates.
11949 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
11950 Jan Hubicka <jh@suse.cz>
11951 Steven Bosscher <stevenb@suse.de>
11953 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
11954 call cost based on argument sizes.
11955 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
11957 * params.def: (max-inline-inssn-single): Set to 450.
11958 (max-inline-insns-auto): Set to 90.
11959 (max-inline-insns-recursive): Set to 450
11960 (max-inline-insns-recursive-auto): Set to 450.
11961 (large-function-insns): Set to 2700.
11962 (inline-call-cost): New parameter.
11963 * tree-inline.c (estimate_move_cost): New function.
11964 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
11965 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
11966 based on arguments.
11967 * tree-inline.h (estimate_move_cost): Declare.
11968 * invoke.texi: (max-inline-inssn-single): Change default to 450.
11969 (max-inline-insns-auto): Change default to 90.
11970 (max-inline-insns-recursive): Change default to 450
11971 (max-inline-insns-recursive-auto): Change default to 450.
11972 (large-function-insns): Change default to 2700.
11973 (inline-call-cost): Document new parameter.
11975 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
11977 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
11978 (TARGET_DEFAULT): Delete.
11979 * config/i860/i860.opt: New file.
11981 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
11983 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
11984 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
11985 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
11986 (frv_sched_lookahead): Delete.
11987 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
11988 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
11989 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
11990 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
11991 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
11992 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
11993 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
11994 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
11995 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
11996 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
11997 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
11998 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
11999 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
12000 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
12001 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
12002 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
12003 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
12004 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
12005 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
12006 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
12007 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
12008 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
12009 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
12010 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12011 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12012 (frv_sched_lookahead): Delete.
12013 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
12014 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12015 (frv_handle_option): New function. Move -mcpu= handling from...
12016 (frv_override_options): ...here. Remove handling of other
12018 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
12019 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
12020 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
12021 and TARGET_NO_MULTI_CE.
12022 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
12023 !TARGET_VLIW_BRANCH.
12024 * config/frv/frv.opt: New file.
12026 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12028 * fold-const.c (fold_ternary): Take decomposed arguments of
12030 (fold): Update a call to fold_ternary.
12032 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
12033 * tree.h: Add corresponding prototypes.
12035 2005-03-22 Jakub Jelinek <jakub@redhat.com>
12038 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
12039 between jump table and its label.
12040 * final.c (shorten_branches): Handle notes in between ADDR_VEC
12041 resp. ADDR_DIFF_VEC and the label preceeding it.
12042 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
12043 is emitted in the right section.
12045 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12047 * fold-const.c (fold_unary, fold_binary): Update comments
12050 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
12052 PR rtl-optimization/20527
12053 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
12054 REG_INC note, test that the register also isn't mentioned in PRED
12057 2005-03-22 Ben Elliston <bje@au.ibm.com>
12059 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
12062 2005-03-21 Mike Stump <mrs@apple.com>
12064 * varasm.c (default_assemble_visibility): Remove extra ().
12066 2005-03-21 Roger Sayle <roger@eyesopen.com>
12068 PR middle-end/20557
12069 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
12070 to determine whether a block can be duplicated, rather than test
12071 whether the block contains noncopyable insns ourselves.
12073 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12075 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
12078 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12080 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
12082 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12084 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
12085 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
12086 * config/fr30/fr30.opt: New file.
12088 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
12090 Fix PR tree-optimization/20542
12092 * tree-flow-inline.h (overlap_subvar): Move to here.
12093 * tree-ssa-operands.c: From here.
12094 * tree-flow.h (overlap_subvar): Declare.
12095 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
12096 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
12097 for variables with subvars.
12099 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
12101 PR middle-end/20177
12102 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
12103 * modulo-sched.c (const_iteration_count): Return on NULL
12105 (print_node_sched_params): Return on NULL dump_file.
12106 (generate_reg_moves): Handle reg-anti dependencies and disregard
12107 closing branch when generating register moves.
12108 (sms_schedule): Mark the SMSed block dirty.
12109 * passes.c (rest_of_handle_sms): Call update_life_info for all
12111 * testsuite/gcc.dg/20050321-1.c: New test.
12113 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12115 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
12116 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
12117 movqi_internal): Likewise.
12119 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12121 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
12122 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
12123 xtensa_b4const): Delete prototypes.
12124 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
12125 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
12126 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
12127 xtensa_extra_constraint): New prototypes.
12128 (add_operand, arith_operand, nonimmed_operand, mem_operand,
12129 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12130 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12131 move_operand, const_float_1_operand, fpmem_offset_operand,
12132 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
12133 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
12134 (xtensa_b4const_or_zero): ...this. Change return type to bool and
12135 argument type to HOST_WIDE_INT.
12136 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
12137 xtensa_mask_immediate): Likewise.
12138 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
12139 Likewise. Also make these functions static.
12140 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
12141 (xtensa_const_ok_for_letter_p): New.
12142 (add_operand, arith_operand, nonimmed_operand, mem_operand,
12143 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12144 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12145 move_operand, const_float_1_operand, fpmem_offset_operand,
12146 branch_operator, ubranch_operator, boolean_operator): Move to
12148 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
12149 (xtensa_mem_offset): Change return type to bool.
12150 (xtensa_extra_constraint): New.
12151 (gen_int_relational): Update type of const_range_p function pointer.
12152 Use xtensa_b4const_or_zero.
12153 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
12154 xtensa_const_ok_for_letter_p. Update comments.
12155 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
12156 (PREDICATE_CODES): Delete.
12157 * config/xtensa/xtensa.md: Include predicates.md.
12158 * config/xtensa/predicates.md: New file.
12160 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12162 * config/v850/v850-protos.h: Remove the prototypes for
12163 reg_or_int9_operand, reg_or_const_operand,
12164 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
12165 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
12166 movsi_source_operand, power_of_two_operand,
12167 not_power_of_two_operand, special_symbolref_operand,
12168 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
12169 register_is_ok_for_epilogue.
12170 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
12171 reg_or_int9_operand, reg_or_const_operand,
12172 call_address_operand, special_symbolref_operand,
12173 movsi_source_operand, power_of_two_operand,
12174 not_power_of_two_operand, register_is_ok_for_epilogue,
12175 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
12176 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
12178 * config/v850/v850.h (PREDICATE_CODES): Remove.
12179 * config/v850/v850.md: Include predicates.md.
12180 * config/v850/predicates.md: New.
12182 2005-03-21 Zack Weinberg <zack@codesourcery.com>
12184 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
12185 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
12186 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
12187 (itoolsdir, itoolsdatadir): Move definition above new first use.
12188 (install-itoolsdirs): New rule.
12189 (install-mkheaders): Depend on install-itoolsdirs, not
12190 install-include-dir.
12192 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12194 * tree-into-ssa.c: Remove obsolete comments.
12196 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
12198 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
12199 unrolling if -fpeel-loops is specified, too.
12200 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
12201 Remove superfluous check for flag_unroll_loops.
12203 2005-03-21 Uros Bizjak <uros@kss-loka.si>
12205 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
12206 (lrint_optab, llrint_optab): Define corresponding macros.
12207 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
12208 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
12209 pattern and llrint_optab using llrintdi2 patterns.
12210 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
12211 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
12212 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
12213 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
12214 flag_unsafe_math_optimizations is set.
12216 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
12218 * combine.c (combine_simplify_rtx, simplify_if_then_else,
12219 simplify_logical, if_then_else_cond, known_cond,
12220 simplify_comparison): Adjust calls to reverse_comparison.
12221 Don't use combine_reversed_comparison_code).
12222 (combine_reversed_comparison_code): Remove.
12223 (reversed_comparison): Using reversed_comparison_code, move it...
12224 * jump.c (reversed_comparison): ... here.
12225 * rtl.h (reversed_comparison): Add prototype.
12227 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12229 * builtins.c (fold_builtin): Take decomposed arguments of
12231 * fold-const.c (fold_ternary): Update a call to fold_builtin.
12232 * gimplify.c (gimplify_call_expr): Likewise.
12233 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
12234 * tree.h: Update the prototype of fold_builtin.
12236 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
12238 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
12239 * rtlhooks.c (gen_lowpart_no_emit_general): New.
12240 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
12241 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
12242 * simplify-rtx.c (simplify_binary_operation_1): Use it.
12244 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12246 * builtins.c (fold_builtin_1): Take decomposed arguments of
12248 (fold_builtin): Update a call to fold_builtin_1.
12250 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
12253 * gcov.c (output_lines): Only output function block summary when
12254 outputting branch information.
12255 * doc/gcov.texi: Document format of preamble and additional block
12258 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12260 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
12261 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
12262 the defaults false if BITS_PER_UNIT != 8.
12263 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
12264 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
12265 than BITS_PER_UNIT != 8.
12266 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
12267 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
12268 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
12270 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
12271 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
12273 2005-03-20 Roger Sayle <roger@eyesopen.com>
12275 PR middle-end/20539
12276 * fold-const.c (fold_binary): Fix type mismatch between
12277 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
12278 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
12279 for non-truth-valued expressions.
12281 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
12282 and FUNCTION_DECL in the main switch.
12283 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
12284 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
12285 we also need to convert their operands to match.
12286 <TRUTH_NOT_EXPR>: Likewise.
12288 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
12290 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
12291 diagnostic without checking whether an lvalue.
12292 * c-common.h (lvalue_p): Remove.
12293 (enum lvalue_use): Update comment.
12294 (lvalue_or_else): Replace by lvalue_error.
12295 * c-typeck.c (lvalue_p): Make static.
12296 (lvalue_or_else): New. Call lvalue_error.
12298 2005-03-21 Alan Modra <amodra@bigpond.net.au>
12300 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
12301 (function_arg_advance): Use rs6000_parm_start.
12302 (function_arg, rs6000_arg_partial_bytes): Likewise.
12304 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12306 * c-common.c (check_case_value): Adjust comment about stripping
12308 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
12309 * c-typeck.c (default_conversion, convert_arguments,
12310 build_modify_expr, convert_for_assignment, store_init_value,
12311 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
12312 manually. Remove inaccurate comments.
12314 2005-03-20 Roger Sayle <roger@eyesopen.com>
12315 Joseph S. Myers <joseph@codesourcery.com>
12317 * varasm.c (do_assemble_alias): Restore comment describing function.
12318 Annotate the target parameter as potentially unused.
12320 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
12323 * config/avr/avr.c (avr_output_function_prologue): Do not use
12324 current_function_name() in a label, use a local label instead.
12326 2005-03-20 David Edelsohn <edelsohn@gnu.org>
12328 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
12329 flag_finite_math_only, not flag_unsafe_math_optimizations.
12331 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
12333 * builtins.c (fold_builtin_1): Update a call to
12334 targetm.fold_builtin.
12335 * hooks.c (hook_tree_tree_bool_null): Rename to
12336 hook_tree_tree_tree_bool_null. Take one more argument of type
12338 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
12339 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
12340 hook_tree_tree_tree_bool_null.
12341 * target.h (gcc_target): Update the prototype of fold_builtin.
12342 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
12343 arguments of CALL_EXPR.
12344 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
12347 2005-03-20 Jan Hubicka <jh@suse.cz>
12349 * cgraph.h (cgraph_node): Add prev_clone pointer.
12350 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
12351 (cgraph_clone_node): Produce doubly linked chain.
12353 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12355 * c-common.c (handle_aligned_attribute, check_function_sentinel,
12356 get_nonnull_operand, handle_sentinel_attribute,
12357 check_function_arguments_recurse): Do not strip NOPS from
12359 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
12361 * c-format.c (get_constant): Likewise.
12362 * c-parser.c (c_parser_postfix_expression): Likewise.
12363 * c-typeck.c (set_init_index): Likewise.
12364 (convert_arguments): Don't check for NOP_EXPR containing integer
12367 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
12369 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
12370 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
12371 Take decomposed arguments of CALL_EXPR.
12372 (fold_builtin_1): Update calls to the functions mentioned
12375 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12377 * c-decl.c (check_bitfield_type_and_width): Require bit-field
12378 width to have integer type.
12379 (build_enumerator): Require enumerator value to have integer type.
12381 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12383 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
12386 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12388 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
12389 std=iso9899:199x): Correct descriptions.
12391 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12393 * config.gcc: Consistently use solaris2.1[0-9]* instead of
12396 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
12398 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
12400 (expand_builtin_memcpy, fold_builtin_1): Update calls to
12401 fold_builtin_memcpy.
12403 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
12404 arguments of CALL_EXPR.
12405 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
12406 fold_builtin_found, fold_builtin_1): Update calls to
12407 fold_trunc_transparent_mathfn.
12409 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12411 PR middle-end/20493
12412 * fold-const.c (fold_widened_comparison): Don't optimize casts of
12413 function pointers on targets that require function pointer
12415 (fold_sign_changed_comparison): Likewise.
12417 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
12419 * combine.c (try_combine): When changing the mode of a hard reg, make
12420 sure that doing so is valid.
12422 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
12424 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
12425 (TARGET_HANDLE_OPTION): Override default.
12426 (avr_handle_option): New function.
12427 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
12428 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
12429 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
12430 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
12431 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
12432 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
12433 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
12434 (TARGET_OPTIONS): Delete.
12435 * config/avr/avr.opt: New file.
12437 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12439 * config/m32r/m32r-protos.h: Remove the prototypes for
12440 call_address_operand, symbolic_operand, seth_add3_operand,
12441 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
12442 reg_or_uint16_operand, reg_or_cmp_int16_operand,
12443 two_insn_const_operand, move_src_operand,
12444 move_double_src_operand, move_dest_operand,
12445 eqne_comparison_operator, signed_comparison_operator,
12446 large_insn_p, conditional_move_operand, carry_compare_operand,
12447 m32r_block_immediate_operand, extend_operand,
12448 reg_or_eq_int16_operand, int8_operand, and
12449 reg_or_zero_operand.
12450 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
12451 seth_add3_operand, int8_operand, cmp_int16_operand,
12452 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
12453 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
12454 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
12455 move_double_src_operand, move_dest_operand,
12456 eqne_comparison_operator, signed_comparison_operator,
12457 extend_operand, small_insn_p, large_insn_p,
12458 conditional_move_operand, carry_compare_operand,
12459 m32r_block_immediate_operand): Move to predicates.md.
12460 (MAX_MOVE_BYTES): Move to m32r.h.
12461 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
12462 * config/m32r/m32r.md: Include predicates.md.
12463 * config/m32r/predicates.md: New.
12465 2005-03-18 James E Wilson <wilson@specifixinc.com>
12468 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
12471 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12473 * config/mn10300/mn10300-protos.h: Remove the prototypes for
12474 call_address_operand, const_8bit_operand.
12475 * config/mn10300/mn10300.c (call_address_operand,
12476 const_8bit_operand, const_1f_operand): Move to predicates.md.
12477 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
12478 * config/mn10300/mn10300.md: Include predicates.md.
12479 * config/mn10300/predicates.md: New.
12481 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
12483 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
12484 declarations in diagnostics and %E for identifiers, not %s.
12486 2005-03-18 Jan Hubicka <jh@suse.cz>
12487 Dale Johannesen <dalej@apple.com>
12489 * basic-block.h (scale_bbs_frequencies_int,
12490 scale_bbs_frequencies_gcov_type): Declare.
12491 * cfg.c (RDIV): New macro.
12492 (update_bb_frequency_for_threading): Fix.
12493 * basic-block.h (scale_bbs_frequencies_int,
12494 scale_bbs_frequencies_gcov_type): New.
12495 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
12496 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
12497 scale_bbs_frequencies_int.
12498 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
12500 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12502 * config/m32r/m32r-protos.h: Remove the prototypes for
12503 call_address_operand, symbolic_operand, seth_add3_operand,
12504 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
12505 reg_or_uint16_operand, reg_or_cmp_int16_operand,
12506 two_insn_const_operand, move_src_operand,
12507 move_double_src_operand, move_dest_operand,
12508 eqne_comparison_operator, signed_comparison_operator,
12509 large_insn_p, conditional_move_operand, carry_compare_operand,
12510 m32r_block_immediate_operand, extend_operand,
12511 reg_or_eq_int16_operand, int8_operand, and
12512 reg_or_zero_operand.
12513 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
12514 seth_add3_operand, int8_operand, cmp_int16_operand,
12515 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
12516 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
12517 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
12518 move_double_src_operand, move_dest_operand,
12519 eqne_comparison_operator, signed_comparison_operator,
12520 extend_operand, small_insn_p, large_insn_p,
12521 conditional_move_operand, carry_compare_operand,
12522 m32r_block_immediate_operand): Move to predicates.md.
12523 (MAX_MOVE_BYTES): Move to m32r.h.
12524 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
12525 * config/m32r/m32r.md: Include predicates.md.
12526 * config/m32r/predicates.md: New.
12528 * config/pa/pa-protos.h: Add prototypes for magic_milli and
12530 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
12531 symbolic_operand, symbolic_memory_operand,
12532 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
12533 indexed_memory_operand, move_dest_operand, move_src_operand,
12534 prefetch_cc_operand, prefetch_nocc_operand,
12535 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
12536 arith_operand, arith11_operand, pre_cint_operand,
12537 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
12538 ireg_operand, int5_operand, uint5_operand, int11_operand,
12539 uint32_operand, arith5_operand, and_operand, ior_operand,
12540 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
12541 pc_or_label_operand, div_operand, plus_xor_ior_operator,
12542 shadd_operand, movb_comparison_operator,
12543 cmpib_comparison_operator): Move to predicates.md.
12544 (magic_milli, shadd_constant_p): Make it extern.
12545 * config/pa/pa.h (PREDICATE_CODES): Remove.
12546 * config/pa/pa.md: Include predicates.md.
12547 * config/pa/predicates.md: New.
12549 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
12552 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12554 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
12555 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
12556 config/alpha/freebsd.h, config/alpha/linux.h,
12557 config/alpha/netbsd.h, config/alpha/osf5.h,
12558 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
12559 config/h8300/h8300-protos.h, config/h8300/h8300.c,
12560 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
12561 doc/cppopts.texi: Update copyright.
12563 2005-03-18 Jan Hubicka <jh@suse.cz>
12565 PR middle-end/20225
12566 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
12568 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
12571 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12573 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
12576 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
12578 * combine.c (gen_binary): Remove.
12579 (known_cond, simplify_shift_const, find_split_point,
12580 combine_simplify_rtx, simplify_if_then_else, simplify_set,
12581 simplify_logical, expand_field_assignment, extract_left_shift,
12582 force_to_mode, if_then_else_cond, apply_distributive_law,
12583 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
12584 simplify_comparison, reversed_comparison): Replace with
12585 simplify_gen_binary, simplify_gen_relational or
12586 distribute_and_simplify_rtx.
12587 (distribute_and_simplify_rtx): New function.
12589 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
12590 Paolo Bonzini <gcc.gnu.org>
12592 * calls.c (setjmp_call_p, special_function_p): Update comments
12593 at the head of the functions.
12595 2005-03-18 Jan Hubicka <jh@suse.cz>
12597 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
12599 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
12600 function body should be released; do not proactively release function
12601 bodies in non-unit-at-a-time mode.
12603 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
12605 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
12606 mno-fp-ret-in-387 multilib variants.
12608 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
12610 * common.opt (m): Remove.
12611 * opts.c (handle_option): Pass 'm' options to set_target_switch if
12612 table lookup fails.
12613 (common_handle_option): Remove OPT_m case.
12615 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12617 * builtins.c (fold_builtin_bitop): Take decomposed arguments
12619 (fold_builtin_1): Update a call to fold_builtin_bitop.
12621 * builtins.c (fold_builtin_signbit): Take decomposed arguments
12623 (fold_builtin_1): Update a call to fold_builtin_signbit.
12625 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
12627 PR tree-optimization/20474
12628 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
12629 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
12631 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
12633 * config/h8300/h8300-protos.h: Remove prototypes for
12634 general_operand_src, general_operand_dst, single_one_operand,
12635 single_zero_operand, call_insn_operand,
12636 two_insn_adds_subs_operand, small_call_insn_operand,
12637 jump_address_operand, bit_operand, bit_memory_operand,
12638 stack_pointer_operand, const_int_gt_2_operand,
12639 const_int_ge_8_operand, const_int_qi_operand,
12640 const_int_hi_operand, incdec_operand, bit_operator,
12641 nshift_operator, eqne_operator, gtle_operator,
12642 gtuleu_operator, iorxor_operator.
12643 Add prototypes for h8sx_shift_type h8sx_classify_shift and
12644 h8300_ldm_stm_parallel.
12645 * config/h8300/h8300.c (h8sx_shift_type,): Move to
12647 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
12648 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
12649 (h8300_ldm_stm_parallel): Make it extern.
12650 (h8300_ldm_parallel, h8300_stm_parallel,
12651 h8300_return_parallel, general_operand_src,
12652 general_operand_dst, h8300_dst_operand, h8300_src_operand,
12653 nibble_operand, reg_or_nibble_operand, single_one_operand,
12654 single_zero_operand, call_insn_operand,
12655 two_insn_adds_subs_operand, small_call_insn_operand,
12656 jump_address_operand, bit_operand, bit_memory_operand,
12657 stack_pointer_operand, const_int_gt_2_operand,
12658 const_int_ge_8_operand, const_int_qi_operand,
12659 const_int_hi_operand, incdec_operand, eqne_operator,
12660 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
12661 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
12662 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
12663 nshift_operator): Move to predicates.md.
12664 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
12665 * config/h8300/h8300.md: Include predicates.md.
12666 * config/h8300/predicates.md: New.
12668 2005-03-17 Richard Henderson <rth@redhat.com>
12670 * config.gcc (ia64*-*-hpux*): Add extra_options.
12671 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
12672 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
12673 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
12674 (ia64_tls_size_string, ia64_tune_string): Remove.
12675 (ia64_tune): Init to PROCESSOR_ITANIUM2.
12676 (TARGET_DEFAULT_TARGET_FLAGS): New.
12677 (TARGET_HANDLE_OPTION): New.
12678 (ia64_override_options): Move options parsing ...
12679 (ia64_handle_option): ... here. New.
12680 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
12681 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
12682 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
12683 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
12684 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
12685 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
12686 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
12687 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
12688 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
12689 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
12690 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
12691 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
12692 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
12693 TARGET_EARLY_STOP_BITS): Remove.
12694 (TARGET_ILP32): Default false.
12695 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
12696 (enum ia64_inline_type): New.
12697 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
12698 * config/ia64/ia64.md: Update for new definitions of
12699 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
12700 * config/ia64/ia64.opt: New file.
12701 * config/ia64/ilp32.opt: New file.
12703 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
12706 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
12708 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
12710 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
12711 instead of MASK_H8300S.
12712 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
12713 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
12714 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
12715 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
12716 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
12717 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
12718 TARGET_SWITCHES): Remove.
12719 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
12721 * config/h8300/h8300.opt: New.
12723 * config/alpha/alpha.opt, config/arc/arc.opt,
12724 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
12727 2005-03-17 Ian Lance Taylor <ian@airs.com>
12731 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
12733 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
12734 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
12735 (TARGET_HANDLE_OPTION): Override default.
12736 (arc_handle_option): New function.
12737 (arc_init): Remove code to set arch_cpu_string.
12738 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
12739 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
12740 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
12741 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
12742 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
12743 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
12744 (arc_rodata_string, TARGET_OPTIONS): Delete.
12745 * config/arc/arc.opt: New file.
12747 2005-03-17 Richard Henderson <rth@redhat.com>
12749 * doc/extend.texi (Weak Pragmas): New section.
12750 (attribute alias): Clarify that target must be in the same
12753 2005-03-17 Richard Henderson <rth@redhat.com>
12755 * config/alpha/alpha.opt: New file.
12756 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
12758 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
12759 alpha_fprm_string, alpha_fptm_string): Make static.
12760 (alpha_tls_size_string): Remove.
12761 (alpha_handle_option): New.
12762 (override_options): Update for alpha_cpu/alpha_tune split.
12763 (alpha_file_start): Likewise.
12764 (TARGET_DEFAULT_TARGET_FLAGS): New.
12765 (TARGET_HANDLE_OPTION): New.
12766 * config/alpha/alpha.h (alpha_tune): Declare.
12767 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
12768 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
12769 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
12770 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
12771 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
12772 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
12773 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
12774 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
12775 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
12776 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
12777 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
12778 (TARGET_DEFAULT): Remove MASK_FP.
12779 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
12780 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
12781 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
12782 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
12783 alpha_tls_size_string): Remove.
12784 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
12785 (attribute tune): Rename from attribute cpu.
12786 * config/alpha/ev4.md: Update to match.
12787 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
12788 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
12789 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
12790 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
12791 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
12792 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
12794 2005-03-16 James E. Wilson <wilson@specifixinc.com>
12796 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
12797 and return without creating new state if before_nops_num is nonzero.
12798 * config/ia64/ia64.md (first_insn): New attribute.
12799 (alloc): Set it to yes.
12801 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12803 * tree-vectorizer.c (new_vec_stmt_info): Initialize
12804 STMT_VINFO_SUBVARS to NULL.
12805 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
12807 2005-03-16 Dale Johannesen <dalej@apple.com>
12809 * rtlanal.c (find_first_parameter_load): Rewrite to
12810 return actual first param load or the call if none,
12811 instead of first in block, when not all loads exist.
12813 2005-03-16 Roger Sayle <roger@eyesopen.com>
12815 * optabs.c (expand_copysign_absneg): Make static.
12816 * optabs.h (expand_copysign_absneg): Delete prototype.
12817 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
12819 2005-03-16 Richard Henderson <rth@redhat.com>
12821 PR middle-end/15700
12822 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
12823 (alias_pairs): Rename from output_defs.
12824 (find_decl_and_mark_needed): Split out from assemble_alias.
12825 (do_assemble_alias): New.
12826 (assemble_output_def): Remove.
12827 (finish_aliases_1, finish_aliases_2): New.
12828 (process_pending_assemble_output_defs): Remove.
12829 (assemble_alias): Defer aliases for which we don't yet have a
12830 non-external decl for the target symbol.
12831 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
12832 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
12833 * toplev.c (compile_file): Use finish_aliases_2 instead of
12834 process_pending_assemble_output_defs.
12835 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
12836 (process_pending_assemble_output_defs): Remove.
12838 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12840 Fix PR tree-optimization/20489
12842 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
12843 for empty structures.
12845 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12847 Fix PR tree-optimization/20490
12849 * tree-ssa-pre.c (create_expression_by_pieces): Use
12850 force_gimple_operand on result of fold.
12852 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
12854 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
12855 of closing parenthesis.
12857 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
12859 * builtins.c (expand_movstr): Update a call to
12860 fold_builtin_strcpy.
12861 (expand_builtin_strncpy): Update a call to
12862 fold_builtin_strncpy.
12863 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
12864 arguments of CALL_EXPR.
12865 (fold_builtin_1): Update calls to fold_builtin_strcpy and
12866 fold_builtin_strncpy.
12867 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12868 * tree.h: Update the prototypes of fold_builtin_strcpy and
12869 fold_builtin_strncpy.
12871 2005-03-16 Steven Bosscher <stevenb@suse.de>
12872 Dorit Naishlos <dorit@il.ibm.com>
12874 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
12875 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
12878 2005-03-16 Steven Bosscher <stevenb@suse.de>
12880 * tree-inline.c (walk_type_fields, walk_tree,
12881 walk_tree_without_duplicates): Move from here...
12882 * tree.c: ...to here.
12884 2005-03-15 Zack Weinberg <zack@codesourcery.com>
12886 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
12887 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
12888 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
12889 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
12890 (version): Define using $(BASEVER_c).
12891 (Makefile, config.status, build/gcov-iov.o): No longer depends on
12893 (version.o): Depend on version files; add custom generation command.
12894 (prefix.o): Define BASEVER on command line.
12895 (s-iov): Depend on version files; adjust command.
12896 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
12898 (gcc-vers.texi): New rule.
12899 (doc/%.info, doc/%.dvi): Add -I . to command line.
12900 (doc/gccinstall.dvi): Likewise.
12901 (PACKAGE): Delete. All uses replaced with "gcc".
12902 * aclocal.m4: Do not include gcc-version.m4.
12903 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
12904 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
12905 Set is_release based on contents of DEV-PHASE.
12906 Set gcc_version based on contents of BASE-VER.
12907 Define WIN32_REGISTRY_KEY only if the user overrode the default.
12908 * config.in, configure: Regenerate.
12909 * gccbug.in: Determine version of GCC in use at runtime.
12910 * gcov-iov.c: Get version number and development phase from
12911 command line, not by including version.c.
12912 * intl.c: Replace all uses of PACKAGE with "gcc".
12913 * libada-mk.in: Delete unused "gcc_version" variable.
12914 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
12915 * version.c: (VERSUFFIX): New hook for redistributors; adjust
12916 commentary to match.
12917 (version_string): Put together from pieces.
12918 * config/alpha/x-vms: Do not use $(gcc_version).
12919 * config/i386/t-nwld: Likewise.
12920 * doc/include/gcc-common.texi: Include gcc-vers.texi for
12921 version-GCC and DEVELOPMENT.
12923 2005-03-15 Roger Sayle <roger@eyesopen.com>
12925 PR tree-optimization/17454
12926 * tree.c (tree_size): Add case for TREE_BINFO.
12927 * fold-const.c (fold_checksum_tree): Only clear the overloaded
12928 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
12930 2005-03-15 Roger Sayle <roger@eyesopen.com>
12932 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
12933 op1 whilst expanding the signed widenening multiply variant.
12935 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
12937 * toplev.c (display_target_options): Avoid unused variable warning if
12938 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
12939 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
12940 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
12941 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
12942 (mips_isa_info): New variable.
12943 (mips_parse_cpu): Remove the first argument and leave the caller
12945 (TARGET_HANDLE_OPTION): Override default.
12946 (mips_handle_option): New function. Move option validation code from...
12947 (override_options): ...here. Update calls to mips_parse_cpu.
12948 * config/mips/mips.h (mips_arch_string, mips_tune_string)
12949 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
12950 (SUBTARGET_TARGET_OPTIONS): Delete.
12951 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
12952 (mno-flush-func, mtune=): New options.
12954 2005-03-15 Roger Sayle <roger@eyesopen.com>
12955 Richard Henderson <rth@redhat.com>
12957 * real.c (c4x_single_format, c4x_extended_format): Provide values
12958 for signbit_ro for c4x's single and extended floating point formats.
12959 * optabs.c (expand_copysign): Use the floating point format's
12960 signbit_ro for expanding via expand_copysign_absneg, and it's
12961 signbit_rw field for expanding via expand_copysign_bit.
12963 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
12965 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
12966 known_alignment_for_access_p.
12967 (known_alignment_for_access_p): New.
12968 (do_peeling_for_alignment): Field made int instead of bool and renamed
12969 to peeling_for_alignment.
12970 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
12971 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
12972 functionality used to be in vect_analyze_operations.
12973 (vect_analyze_operations): Code to determine vectorization factor was
12974 moved to vect_determine_vectorization_factor.
12975 (vect_enhance_data_refs_alignment): Update to correct alignment when it
12976 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
12978 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
12979 be part of vect_analyze_operations).
12980 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
12981 creating the guard condition, as the number of iterations may be
12983 (slpeel_tree_peel_loop_to_edge): Use new name of
12984 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
12985 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
12986 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
12987 (vect_do_peeling_for_alignment): Use fold.
12988 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
12990 (vect_update_inits_of_dr): Renamed to
12991 vect_update_init_of_dr.
12992 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
12993 (vectorizable_store): Fix assertion to use == instead of =.
12995 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
12997 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
12998 call_used_regs for wCG registers.
13000 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
13002 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13003 for non-offsettable memory references to cope with outstanding reload
13004 replacements, take 2.
13006 2005-03-15 Uros Bizjak <uros@kss-loka.si>
13009 * config/i386/i386.h (x86_fisttp): New.
13010 (TARGET_FISTTP): New macro.
13011 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
13012 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
13013 instruction when fisttp flag is set.
13014 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
13016 * config/i386/i386.md (type attribute): Add fisttp.
13017 (unit attribute): Set to i387 for fisttp type.
13018 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
13019 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
13021 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
13022 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
13024 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
13025 patterns for TARGET_FISTTP. Enable patterns for
13026 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
13027 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
13028 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
13029 implement fisttp x87 insn.
13030 (fix_trunc*_i387_fisttp splitters): New patterns.
13031 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
13032 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
13033 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
13035 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
13036 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
13037 Implement using mode macros. Disable patterns for TARGET_FISTTP.
13038 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
13039 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
13040 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
13041 Disable patterns for TARGET_FISTTP.
13042 (fix_trunc*_i387 splitters): Implement usign mode macros.
13043 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
13044 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
13045 (fix_trunx*_sse peephole2s): Implement using mode macros.
13047 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
13049 PR rtl-optimization/20291
13050 * combine.c (try_combine): If splitting fails, re-try with
13051 original combined pattern, i.e. before clobber stripping.
13053 2005-03-14 Eric Christopher <echristo@redhat.com>
13055 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
13056 STACK_GROWS_DOWNWARD.
13058 2005-03-14 Roger Sayle <roger@eyesopen.com>
13060 * real.h (struct real_format): Split the signbit field into two
13061 two fields, signbit_ro and signbit_rw.
13062 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
13063 mips_double_format, ieee_extended_motorola_format,
13064 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
13065 ieee_extended_intel_128_format, ibm_extended_format,
13066 mips_extended_format, ieee_quad_format, mips_quad_format,
13067 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
13068 i370_double_format, c4x_single_format, c4x_extended_format,
13069 real_internal_format): Update initializers for new field.
13070 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
13071 real_format structure.
13072 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
13073 field of the real_format structure.
13075 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
13077 Fix PR tree-optimization/20458
13079 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
13080 DECL_EXTERNAL on STRUCT_FIELD tags.
13081 (clear_call_clobbered): Ditto.
13082 * tree-ssa-operands.c (note_addressable): Make sure the original
13083 variable doesn't slip into the addressable list if we have
13085 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
13088 2005-03-14 Geoffrey Keating <geoffk@apple.com>
13090 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
13091 (-fwide-exec-charset): Likewise.
13092 (-finput-charset): Likewise.
13093 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
13094 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
13095 * c.opt (Wnormalized): New.
13097 2005-03-14 Devang Patel <dpatel@apple.com>
13099 * doc/invoke.texi: Add reference to Visibility document.
13101 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
13103 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
13104 MASK_SPLIT_ADDRESSES.
13105 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
13106 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
13107 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
13108 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
13109 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
13110 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
13111 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
13112 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
13113 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
13114 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
13115 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
13116 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
13117 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
13118 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
13119 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
13120 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
13121 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
13122 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
13123 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
13124 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
13125 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
13126 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
13127 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
13128 (TARGET_EXPLICIT_RELOCS): Delete.
13129 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
13130 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
13131 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
13132 (override_options): Set MASK_LONG64 if -mint64 is given and no
13133 -mlongXX option is. Complain about -mint64 -mlong32.
13134 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
13135 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
13136 * config/mips/mips.opt: New file.
13138 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
13140 * config.gcc (extra_options): New variable for listing option files.
13141 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
13142 * configure.ac (extra_opt_files): New AC_SUBST variable.
13143 (tm_file_list, tm_include_list): Include options.h first.
13144 * configure: Regenerate.
13145 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
13146 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
13147 (s-options-h): New rule.
13148 (options.h): Depend on it.
13149 (TEXI_GCCINT_FILES): Add options.texi.
13150 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
13151 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
13152 * target.h (gcc_target): Add default_target_flags and handle_option.
13153 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
13154 (TARGET_HANDLE_OPTION): New macros.
13155 (TARGET_INITIALIZER): Include them.
13156 * opt-functions.awk (opt_args, nth_arg): New functions.
13157 (switch_flags): Handle the "Target" flag.
13158 (var_args): Delete.
13159 (var_name): Use opt_args and nth_arg.
13160 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
13161 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
13162 macros for the "Mask" and "InverseMask" options.
13163 * opts.h (cl_var_cond): New enum.
13164 (cl_option): Replace the "has_set_value" and "set_value" fields with
13165 "var_cond" and "var_value".
13166 (CL_TARGET): New macro.
13167 (option_enabled, print_filtered_help): Declare.
13168 (decode_options): Move definition.
13169 * opts.c (handle_option): Search for the original option before
13170 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
13171 var_cond and var_value fields. Use targetm.handle_option to handle
13173 (decode_options): Set target_flags to targetm.default_target_flags.
13174 (print_filtered_help): Make global. Handle CL_TARGET.
13175 (option_enabled): New function.
13176 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
13177 (display_target_options, set_target_switch, print_switch_values)
13178 (default_pch_valid_p): Guard uses of target_switches with
13179 #ifdef TARGET_SWITCHES. Also...
13180 (display_target_options): Display the CL_TARGET entries in cl_options.
13181 (set_target_option): Don't complain about the "" option when
13182 TARGET_SWITCHES is undefined.
13183 (print_switch_values): Use option_enabled.
13184 (default_pch_valid_p): Check cl_options[] when looking for something
13185 that has changed the value of target_flags.
13186 * c.opt: Remove documentation from top of file.
13187 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
13188 * doc/sourecebuild.texi: Refer to the new options documentation
13189 instead of c.opt. Document machine-specific .opt files.
13190 * doc/tm.texi (target_flags): Say that this variable is declared
13192 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
13193 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
13195 * doc/options.texi: New file.
13197 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
13199 PR middle-end/18628
13200 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
13203 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
13206 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
13207 temporary variable of pointer type if an lvalues is required.
13208 (gimplify_modify_expr_rhs): Request an rvalue from it.
13209 (gimplify_expr): Pass fallback on.
13211 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13213 * cfgbuild.c: Update comments.
13215 2005-03-14 Roger Sayle <roger@eyesopen.com>
13217 PR rtl-optimization/17236
13218 * optabs.c (expand_doubleword_mult): New helper function split out
13219 from expand_binop. Permute the order in which instructions are
13220 emitted to minimize the number of simultaneously live registers.
13221 (expand_binop): Call expand_doubleword_mult to synthesize a double
13222 word multiplication.
13224 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13226 * basic-block.h: Update the prototypes of cached_make_edge and
13228 * cfg.c (cached_make_edge): Take edge_cache representing one
13229 row of the adjacency matrix of edges.
13230 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
13231 (make_edges): Initialize edge_cache to represent one row of
13232 the adjacency matrix of edges.
13234 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13236 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
13238 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
13239 Remove unused removed_phis variable.
13240 (conditional_replacement): Use build1/build2.
13241 (abs_replacement): Use last_and_only_stmt and build1/build2.
13243 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13245 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
13246 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
13247 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
13248 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
13249 * c-common.c (handle_novops_attribute): New function.
13250 (c_common_attribute_table): Add "no vops" entry.
13251 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
13252 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
13253 * tree-ssa-operands.c (get_call_expr_operands): Do not
13254 create virtual operands for calls with ECF_NOVOPS flag.
13255 * tree.h (DECL_IS_NOVOPS): New macro.
13256 (struct tree_decl): Add novops_flag.
13257 (ECF_NOVOPS): New constant.
13259 2005-03-14 Uros Bizjak <uros@kss-loka.si>
13262 * config/i386/i386.c (x86_use_himode_fiop): New.
13263 (x86_use_simode_fiop): Rename from x86_use_fiop.
13264 * config/i386/i386.h (x86_use_himode_fiop): Declare.
13265 (TARGET_USE_HIMODE_FIOP): New.
13266 (x86_use_simode_fiop): Rename from x86_use_fiop.
13267 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
13269 * config/i386/i386.md (X87MODEI12): New mode macro define.
13270 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
13271 to implement x87 FP compare with HImode input operands.
13272 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
13273 Use X87MODEI12 mode macro to handle HImode input operands.
13274 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
13275 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
13276 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
13277 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
13278 macro to implement x87 operators with HImode input operands.
13279 (fop splitters): Use X87MODEI12 mode macro to handle HImode
13282 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13284 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
13286 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
13287 constants invariant.
13289 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13291 * basic-block.h (BB_VISITED): Removed.
13292 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
13294 2005-03-14 Falk Hueffner <falk@debian.org>
13297 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
13299 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13301 * ggc-zone.c: Fix comment typos.
13303 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
13304 stringpool.c, config/mips/mips-protos.h: Update copyright.
13306 2005-03-14 Alan Modra <amodra@bigpond.net.au>
13308 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
13309 throughout with its typedef, "rtx".
13310 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
13311 (rs6000_tls_symbol_ref_1): Remove inline keyword.
13312 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
13313 regs in comment to match code.
13315 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13317 * except.c (check_handled): Make it static.
13318 * except.h: Remove the corresponding prototype.
13320 * function.c (get_func_frame_size): Make it static.
13321 * function.h: Remove the corresponding type.
13323 * regclass.c (reg_class_superclasses, reg_class_subclasses):
13325 * hard-reg-set.h: Remove the corresponding declarations.
13327 * tree-cfg.c (verify_stmts): Check that
13328 bb_for_stmt (stmt) == bb for every PHI node and statement.
13330 2005-03-14 Alan Modra <amodra@bigpond.net.au>
13332 * config.gcc: Remove excess indentation.
13333 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
13335 2005-03-13 Roger Sayle <roger@eyesopen.com>
13337 PR middle-end/19331
13338 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
13339 * fold-const.c (fold_sign_changed_comparison): Likewise.
13340 (fold_binary): Optimize comparisons against widened operands if
13341 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
13343 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13345 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
13346 (sparc_override_options): Initialize it.
13347 (sparc_struct_value_rtx): Set it on the MEM to be returned.
13349 2005-03-13 David Edelsohn <edelsohn@gnu.org>
13351 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
13352 (reg_or_none500mem_operand): New predicate.
13353 (zero_reg_mem_operand): New predicate.
13354 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
13355 to reg_or_none500mem_operand.
13356 (extendsfdf2_fpr): Add MEM alternative.
13357 (extenddftf2_internal): Change operand2 predicate to
13358 zero_reg_mem_operand.
13360 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13362 * ggc-zone.c: Rewritten.
13364 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
13366 * configure.ac: Define GGC_ZONE for --with-gc=zone.
13367 * config.in: Regenerated.
13368 * configure: Regenerated.
13369 * gengtype.c (write_types_process_field, write_func_for_structure):
13370 Pass new argument to gt_pch_note_object.
13371 * ggc-common.c (struct ptr_data): Add TYPE.
13372 (gt_pch_note_object): Take TYPE argument and save it.
13373 (call_count): Update call to ggc_pch_count_object.
13374 (call_alloc): Update call to ggc_pch_alloc_object.
13375 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
13377 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
13378 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
13379 (ggc_alloc_zone_stat): Delete.
13380 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
13381 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
13382 (ggc_pch_alloc_object): Update prototypes.
13383 (garbage_zone): Delete.
13384 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
13385 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
13387 (tree_id_zone): New variable.
13388 (ggc_alloc_cleared_zone): Remove unused.
13389 (ggc_alloc_zone): Define.
13390 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
13391 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
13392 ggc_alloc_zone_stat.
13393 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
13394 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
13395 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
13396 (make_node_stat): Likewise. Use tree_id_zone.
13398 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13399 Joseph S. Myers <joseph@codesourcery.com>
13401 * configure.ac: Check for MIPS TLS.
13402 * configure: Regenerated.
13403 * config/mips/mips-protos.h (enum mips_symbol_type): Add
13404 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
13405 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
13406 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
13407 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
13408 (mips_classify_symbol, mips_symbolic_constant_p)
13409 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
13410 (mips_tls_operand_p, mips_call_tls_get_addr)
13411 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
13412 (mips_tls_symbol_ref_1): New functions.
13413 (mips_legitimize_address, mips_legitimize_const_move): Call
13414 mips_legitimize_tls_address.
13415 (override_options): Handle V1_REG and TLS symbols. Disable TLS
13417 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
13418 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
13419 (mips_char_to_class): Document V1_REG.
13420 (HAVE_AS_TLS): Provide default.
13421 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
13423 (load_got<mode>): Renamed from *load_got<mode>. Allow when
13425 (tls_get_tp_<mode>): New instruction.
13427 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13429 * configure.ac: Update checks for target tools.
13430 * configure: Regenerated.
13432 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13434 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
13436 2005-03-13 Roger Sayle <roger@eyesopen.com>
13438 * expmed.c (expand_mult): Use synthetic multiplication sequences for
13439 more classes of DImode multiplication by constant. Allow both
13440 multiplication by small negative constants (by performing a
13441 multiplication by a positive constant and negating the result) and
13442 multiplications by large powers of two, by using a left shift.
13444 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
13446 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
13447 of basic blocks into work_stack.
13449 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
13450 config/mips/vr.h: Update copyright.
13452 * c-decl.c (c_init_decl_processing): Remove useless calls to
13453 build_function_type.
13455 * builtins.c (fold_trunc_transparent_mathfn,
13456 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
13457 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
13458 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
13459 fold_builtin_strcpy, fold_builtin_strncpy,
13460 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
13463 * builtins.c (expand_builtin_mathfn_3): Remove local variable
13466 * lambda-code.c (lambda_compute_auxillary_space): Remove local
13467 variable determinant.
13469 * tree-cfg.c (group_case_labels): Remove local variable type.
13471 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
13474 * tree-ssa-phiopt.c (value_replacement): Remove local variable
13477 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
13480 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
13481 (*movmemqi_insn): Delete.
13482 (*movmemhi): Delete.
13484 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
13486 * builtins.c (fold_builtin_classify): Take decomposed
13487 arguments of CALL_EXPR.
13488 (fold_builtin_1): Update a call to fold_builtin_classify.
13490 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
13493 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
13494 through into call to parser_xref_tag after parse error.
13495 (c_parser_struct_declaration): Consistently return NULL_TREE on
13498 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
13500 * tree-flow-inline.h (ref_contains_array_ref): New function.
13501 (lookup_subvars_for_var): Ditto.
13502 (get_subvars_for_var): Ditto.
13503 (var_can_have_subvars): Ditto.
13505 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
13506 (struct subvar): New type.
13508 * tree-dfa.c (okay_component_ref_for_subvars): New function.
13510 * tree-optimize.c (init_tree_optimization_passes): Call
13511 pass_create_structure_vars.
13513 * tree-ssa-alias.c: Include vec.h.
13514 (init_alias_info): Don't auto-clear call clobbered on struct-field
13516 (compute_flow_insensitive_aliasing): Handle subvars.
13517 (group_aliases): Handle STRUCT_FIELD aliases.
13518 (setup_pointers_and_addressables): Ditto.
13519 Don't mark variables non-addressable if they still have
13520 addressable subvars.
13521 Also mark subvars addressable when the real variable is marked
13523 (add_pointed_to_var): Try to prune the pointed-to set by only
13524 pointing to subvars when possible.
13525 Otherwise, make sure we set addresses_needed and pt_vars to
13526 properly include subvars.
13527 (bitpos_of_field): New function.
13528 (push_fields_onto_fieldstack): Ditto.
13529 (get_or_create_used_part_for): Ditto.
13530 (create_overlap_variables_for): Ditto.
13531 (find_used_portions): Ditto.
13532 (create_structure_vars): Ditto.
13533 (pass_create_structure_vars): New structure.
13535 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
13536 (get_expr_operands): Handle subvars. Also try to turn
13537 COMPONENT_REF accesses into must-defs now that we can accurately
13539 (note_addressable): Try to only mark as addressable those subvars
13540 we know a COMPONENT_REF touches.
13541 (overlap_subvar): New function.
13543 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
13544 Handle subvar storing.
13545 (vect_address_analysis): Update caller of vect_object_analysis.
13547 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
13549 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
13550 (STMT_VINFO_SUBVARS): New macro.
13552 * common.opts: add flag_tree_salias.
13554 * opts.c (decode_options): flag_tree_salias defaults to on.
13556 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
13558 * doc/tree-ssa.texi: Document structural alias analysis.
13560 2005-03-12 Steven Bosscher <stevenb@suse.de>
13562 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
13563 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
13564 * tree-ssa-operands.c (get_expr_operands): Likewise.
13565 (get_expr_operands): Likewise for ERROR_MARK.
13567 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13569 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
13572 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
13575 * tree-ssa-pre.c (compute_avail): Remove local variable val.
13576 (mark_operand_necessary): Remove local variable ver.
13578 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
13579 variable prefix_len.
13581 * value-prof.c (mod_subtract_transform): Remove local variable
13584 * builtins.c (fold_builtin_exponent): Take decomposed
13585 arguments of CALL_EXPR.
13586 (fold_builtin_1): Update a call to fold_builtin_exponent.
13588 * builtins.c (fold_builtin_logarithm): Take decomposed
13589 arguments of CALL_EXPR.
13590 (fold_builtin_1): Update a call to fold_builtin_logarithm.
13592 * c-decl.c (c_init_decl_processing): Remove local variables
13593 ptr_ftype_void and ptr_ftype_ptr.
13595 * gimplify.c (gimplify_expr): Remove local variables r0 and
13598 * reg-stack.c (move_for_stack_reg): Remove local variable
13600 (compare_for_stack_reg): Remove local variable flags_user.
13601 (convert_regs_1): Remove local variable deleted.
13603 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
13605 (combine_blocks): Remove local variables exits and new_e.
13607 * tree-inline.c (expand_call_inline): Remove local variable
13610 * tree-ssa-live.c (create_ssa_var_map,
13611 calculate_live_on_entry): Remove local variable snn.
13613 2005-03-12 Geoffrey Keating <geoffk@apple.com>
13615 * c-lex.c (c_lex_with_flags): Add parameter to call to
13618 2005-03-11 Per Bothner <per@bothner.com>
13620 * c-tree.h (struct c_declarator): New id_loc field.
13621 * c-pragma.h (c_lex_with_flags): Take position reference.
13622 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
13623 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
13624 (c_lex): Pass dummy location to c_lex_with_flags.
13625 * c-parser.c (c_lex_one_token): Set c_token's location using
13626 c_lex_with_flags, instead of input_location, which might be "ahead".
13627 (c_parser_direct_declarator): Set declarator's id_loc from
13629 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
13630 declarator's id_loc, rather than probably-imprecise input_location.
13631 (build_id_declarator): Initialize c_declarator's id_loc field.
13633 2005-03-11 Roger Sayle <roger@eyesopen.com>
13635 PR middle-end/20419
13636 * builtins.c (expand_builtin_signbit): Force the signbit's word
13637 into an integer register to avoid SUBREGs of floating point modes.
13639 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13641 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
13642 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
13643 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
13644 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
13646 2005-03-11 David Edelsohn <edelsohn@gnu.org>
13648 PR rtl-optimization/20306
13649 * expr.c (emit_move_complex): Set try_int false if mode is
13650 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
13651 emit_block_move if try_int is true.
13653 2005-03-11 Richard Henderson <rth@redhat.com>
13656 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
13657 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
13660 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
13662 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
13663 (TARGET_FIX_VR4130): New macro.
13664 (TARGET_OPTIONS): Add -mfix-vr4130.
13665 (ISA_HAS_MACCHI): New macro.
13666 (ASM_SPEC): Add -mfix-vr4130.
13667 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
13668 (override_options): Handle mips_fix_vr4130_string.
13669 (mips_avoid_hazards): Clear all_noreorder_p
13670 if we're working around VR4130 errata and the macc alternatives
13672 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
13673 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
13674 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
13675 (MULTILIB_DEFAULTS): Remove leading "march=".
13676 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
13677 if no architecture option is given.
13678 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
13680 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
13681 * doc/invoke.texi: Document -mfix-vr4130.
13683 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
13685 * config/mips/mips.c (override_options): Only warn about -mint64
13686 deprecation if TARGET_INT64.
13688 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13690 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
13691 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
13692 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
13693 are non-specific regarding the nonnull parameter positions.
13694 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
13695 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
13696 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
13697 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
13699 * builtins.def: Use the non-specific "nonnull" attibute lists.
13701 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
13703 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
13704 single_pred_edge, single_succ, single_pred): Improve comments.
13706 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
13708 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
13709 single_pred_edge, single_succ, single_pred): New inline functions.
13710 * bb-reorder.c (rotate_loop, find_traces_1_round,
13711 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
13712 duplicate_computed_gotos): Use the single_succ/pred functions.
13713 * cfganal.c (forwarder_block_p): Ditto.
13714 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
13715 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
13716 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
13717 merge_seq_blocks): Ditto.
13718 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
13719 * cfglayout.c (fixup_reorder_chain): Ditto.
13720 * cfgloop.c (mark_single_exit_loops, update_latch_info,
13721 canonicalize_loop_headers, verify_loop_structure): Ditto.
13722 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
13723 mfb_update_loops, create_preheader, force_single_succ_latches,
13724 create_loop_notes): Ditto.
13725 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
13726 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
13727 commit_one_edge_insertion, purge_dead_edges,
13728 cfg_layout_can_merge_blocks_p): Ditto.
13729 * except.c (sjlj_emit_function_enter): Ditto.
13730 * flow.c (init_propagate_block_info): Ditto.
13731 * function.c (thread_prologue_and_epilogue_insns): Ditto.
13732 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
13733 insert_insn_end_bb): Ditto.
13734 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
13735 find_if_case_2): Ditto.
13736 * lambda-code.c (perfect_nestify): Ditto.
13737 * lcm.c (optimize_mode_switching): Ditto.
13738 * loop-doloop.c (doloop_modify): Ditto.
13739 * loop-init.c (loop_optimizer_init): Ditto.
13740 * loop-iv.c (simplify_using_initial_values): Ditto.
13741 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13742 * loop-unswitch.c (unswitch_loop): Ditto.
13743 * modulo-sched.c (generate_prolog_epilog): Ditto.
13744 * predict.c (combine_predictions_for_insn, estimate_probability,
13745 tree_estimate_probability, last_basic_block_p,
13746 estimate_bb_frequencies): Ditto.
13747 * profile.c (branch_prob): Ditto.
13748 * regrename.c (copyprop_hardreg_forward): Ditto.
13749 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
13750 * tracer.c (layout_superblocks): Ditto.
13751 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
13752 cfg_remove_useless_stmts_bb, cleanup_control_flow,
13753 cleanup_control_expr_graph, disband_implicit_edges,
13754 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
13755 tree_verify_flow_info, tree_make_forwarder_block,
13756 tree_forwarder_block_p, remove_forwarder_block,
13757 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
13758 * tree-if-conv.c (tree_if_conversion): Ditto.
13759 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
13760 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
13761 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
13762 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
13763 copy_loop_headers): Ditto.
13764 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
13765 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
13766 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
13767 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
13768 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
13769 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
13770 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
13771 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
13772 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
13773 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
13774 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
13775 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
13776 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13777 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
13778 slpeel_add_loop_guard): Ditto.
13780 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
13782 PR tree-optimization/15784
13783 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
13786 * stmt.c (expand_case): Don't change index_type. Convert minval
13787 to the proper type.
13789 PR tree-optimization/20130
13790 * fold-const.c (fold): Fold x * -1 into -x.
13792 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
13794 PR rtl-optimization/20331
13795 * rtlanal.c (modified_between_p): Check its address first for MEM.
13796 (modified_in_p): Likewise.
13798 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
13800 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
13802 2005-03-10 Steven Bosscher <stevenb@suse.de>
13804 * expr.c (expand_expr_real_1): If possible, use a conditional
13805 move for expanding MIN_EXPR and MAX_EXPR.
13806 Use temp for moving around rtx-en.
13808 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
13811 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
13814 2005-03-10 Roger Sayle <roger@eyesopen.com>
13816 * builtins.c (expand_builtin_signbit): Extend to handle floating
13817 point modes wider than the largest integer type, using the
13818 operand_subword_force function to obtain the signbit's word.
13820 2005-03-10 Jakub Jelinek <jakub@redhat.com>
13823 * combine.c (try_combine): If recog_for_combine added CLOBBERs
13824 to NEWI2PAT, fail to combine if they are used by NEWPAT.
13826 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
13828 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
13830 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
13832 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
13834 (perform_edge_inserts): Unconditionally call
13835 free_dominator_info.
13837 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
13839 2005-03-10 Bob Wilson <bob.wilson@acm.org>
13841 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
13843 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
13845 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
13847 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
13849 (rtl_register_value_prof_hooks,
13850 tree_value_profile_transformations,
13851 tree_register_value_prof_hooks): Likewise.
13852 * var-tracking.c (stack_adjust_offset_pre_post,
13853 variable_htab_free, variable_union, dataflow_set_different_2,
13854 count_uses, variable_was_changed, set_frame_base_location,
13855 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
13856 vt_add_function_parameters): Likewise.
13857 * varasm.c (named_section_real, named_section, make_decl_rtl,
13858 asm_emit_uninitialised, assemble_integer, decode_addr_const,
13859 const_hash_1, compare_constant, copy_constant, force_const_mem,
13860 output_constant_pool_2, output_constant_pool_1, output_constant,
13861 output_constructor, make_decl_one_only, decl_tls_model,
13862 default_no_named_section, default_elf_select_section_1,
13863 default_unique_section_1): Likewise.
13864 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
13865 * vmsdbgout.c (addr_const_to_string): Likewise.
13868 * function.c (struct assign_parm_data_one): Remove last_named
13870 (assign_parm_find_data_types): Don't determine last_named.
13871 Reorder named_parm determination.
13872 (assign_parms): Only setup varargs on the last non-varadic
13875 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
13877 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
13878 sda base address on medium model.
13880 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
13882 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
13883 * cfgloop.c (flow_loop_nodes_find): Export.
13884 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
13886 * cfgloopmanip.c (fix_loop_structure): New function.
13887 * predict.c (predict_loops): Clean up the loops information.
13888 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
13889 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
13891 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
13892 (rewrite_into_loop_closed_ssa): Declaration changed.
13893 * tree-loop-linear.c (linear_transform_loops): Add argument to
13894 rewrite_into_loop_closed_ssa call.
13895 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13896 * tree-ssa-loop-im.c (move_computations): Ditto.
13897 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
13898 * tree-vectorizer.c (vectorize_loops): Ditto.
13899 * tree-optimize.c: Include cfgloop.h.
13900 (execute_todo): Choose whether to call cleanup_tree_cfg or
13901 cleanup_tree_cfg_loop.
13902 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
13903 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
13904 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
13905 cleanup_tree_cfg_loop call.
13906 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
13907 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
13908 work on part of cfg.
13910 2005-03-10 Jakub Jelinek <jakub@redhat.com>
13912 PR inline-asm/20314
13913 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
13914 with multiple alternatives.
13916 * stmt.c (parse_output_constraint): Fix a typo.
13918 2005-03-09 Bob Wilson <bob.wilson@acm.org>
13920 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
13921 assembly directive instead of deprecated "no-generics".
13923 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
13925 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13926 for non-offsettable memory references to cope with outstanding reload
13928 * config/s390/s390.md ("reload_outti"): Call find_replacement to
13929 avoid losing outstanding address reloads.
13930 ("reload_outdi", "reload_outdf"): Likewise.
13932 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13934 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
13935 code. Add more cbrt transformations.
13937 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13939 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
13941 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
13943 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
13944 NULL_TREE when a given tree is not simplified.
13945 (fold): Return the original tree when any of the functions
13946 mentioned above NULL_TREE.
13948 * fold-const.c (fold_unary, fold_binary): Take decomposed
13949 arguments, code, type, op0, and op1 in case of fold_binary.
13950 (fold): Update calls to fold_unary and fold_binary.
13952 2005-03-09 Roger Sayle <roger@eyesopen.com>
13954 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
13955 a fndecl and an arglist instead of a CALL_EXPR, exp.
13957 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
13959 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
13961 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
13963 * expr.c (expand_assignment): Remove orig_to_rtx.
13965 * fold-const.c (int_const_binop): Remove no_overflow.
13967 * ifcvt.c (noce_emit_move_insn): Remove inmode.
13969 * loop-iv.c (get_biv_step_1): Remove lhs.
13971 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
13973 * real.c (real_nan): Remove neg.
13975 * function.c (thread_prologue_and_epilogue_insns): Remove i
13978 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
13981 * tree-eh.c (tree_could_trap_p): Remove idx.
13983 * tree-into-ssa.c (ann): Remove ann.
13985 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
13987 * tree-sra.c (decide_block_copy): Remove inst_count.
13989 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
13991 * tree-ssa-loop-im.c (lhs): Remove.
13993 * cfgbuild.c (state, STATE, SET_STATE,
13994 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
13996 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
13997 (find_basic_blocks): Set the state of each basic block to
14000 2005-03-08 Jeff Law <law@redhat.com>
14002 * tree-cfg.c (cleanup_control_flow): If removal of a computed
14003 goto results in the removal of edges in the CFG, then we need
14004 to recompute dominators.
14006 2005-03-09 Ben Elliston <bje@au.ibm.com>
14008 * c-common.c (c_do_switch_warnings): Comment fix.
14010 2005-03-08 Julian Brown <julian@codesourcery.com>
14012 * Patch from 2005-03-08 reverted for causing regressions and
14013 ppc-darwin bootstrap failure.
14015 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
14017 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
14018 Define the real function for ppc-darwin.
14019 * c-typeck.c (convert_arguments): Check for target-specific
14020 invalid argument call to unprototyped function.
14021 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
14023 * target.h (invalid_arg_for_unprototyped_fn): New field
14025 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
14026 default target hook.
14027 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
14030 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14032 * c-typeck.c (constructor_stack, constructor_range_stack,
14033 initializer_stack): Make them static.
14035 * cfg.c (rbi_pool): Make it static.
14037 * gimple-low.c (lower_stmt_body): Make it static.
14038 * tree-flow.h: Remove the corresponding prototype. Don't
14039 declare lower_data.
14041 * sched-deps.c (cache_size): Make it static.
14043 * stor-layout.c (lang_adjust_rli): Make it static.
14045 2005-03-08 Julian Brown <julian@codesourcery.com>
14047 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14048 from being used for symbols with vague linkage when
14049 HAVE_GAS_COMDAT_GROUP is true.
14051 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
14053 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
14054 nlabel == JUMP_LABEL (jump).
14056 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14058 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
14059 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
14060 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
14061 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
14063 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
14066 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
14067 * c-common.c (handle_returns_twice): New function.
14068 (c_common_attribute_table): Declare eturns_twice' attribute.
14069 * doc/extend.texi: Document eturns_twice' attribute.
14070 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
14071 (struct tree_decl): Add returns_twice_flag.
14073 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14075 * tree-ssa-phiopt.c: Fix a comment typo.
14077 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
14078 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
14079 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
14082 2005-03-08 Richard Henderson <rth@redhat.com>
14084 * config/alpha/alpha.c (code_for_builtin): Replace special-case
14085 builtin codes with ctzdi2, clzdi2, popcountdi2.
14086 (struct alpha_builtin_def): Add is_const.
14087 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
14088 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
14089 (alpha_init_builtins): Init them. Set nothrow and const attributes
14091 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
14092 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
14093 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
14094 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
14095 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
14096 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
14097 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
14098 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
14099 (TARGET_FOLD_BUILTIN): New.
14100 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
14101 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
14103 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
14105 2005-03-08 Ira Rosen <irar@il.ibm.com>
14107 PR tree-optimization/20122
14108 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
14109 condition of access function instead of base.
14111 2005-03-07 Jeff Law <law@redhat.com>
14112 Steven Bosscher <stevenb@suse.de>
14114 * tree-cfg.c (find_taken_edge_computed_goto): New function.
14115 (find_taken_edge): Call find_taken_edge_computed_goto as
14116 appropriate. Allow any gimple invariant rather than just
14117 INTEGER_CST for VAL.
14118 (cleanup_control_flow): Cleanup a computed goto which has turned
14119 into a simple goto.
14120 (tree_merge_blocks): If block B has any forced labels, move
14121 them to the start of block A.
14122 * tree-ssa-dom.c (thread_across_edge): Allow threading across
14123 computed gotos as well.
14124 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
14125 removal of unnecessary computed gotos too.
14126 (lookup_redirection_data): Fix type of INSERT argument. Callers
14129 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14131 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
14132 Remove trailing spaces.
14134 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
14135 unshare_all_trees): Make them static.
14136 * tree-gimple.h: Remove the corresponding prototypes.
14138 * diagnostic.h: Remove unused prototype
14139 debug_output_buffer.
14140 * modulo-sched.c: Remove unused prototype
14141 set_row_column_for_ps.
14143 * tree-ssa-phiopt.c (tree_ssa_phiopt,
14144 replace_phi_edge_with_variable): Remove unused variable i.
14146 2005-03-07 Per Bothner <per@bothner.com>
14148 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
14150 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
14153 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
14154 bbs on the COND_EXPR instead of the PHI_NODEs.
14155 (candidate_bb_for_phi_optimization): Remove.
14156 (replace_phi_with_stmt): Rename to ...
14157 (replace_phi_edge_with_variable): this and change so that we
14158 replace the phi argument instead of removing the PHI.
14159 (conditional_replacement): Change so we deal with PHI with more
14160 than two arguments.
14161 (value_replacement): Likewise.
14162 (abs_replacement): Likewise.
14164 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
14166 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
14167 output_e500_flip_gt_bit.
14169 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
14171 (rs6000_generate_compare): Fix logic to look at the correct bits.
14172 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
14174 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
14175 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
14176 gen_move_from_CR_gt_bit.
14178 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
14179 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
14180 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
14182 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
14183 (E500_CR_IOR_COMPARE): New constant.
14185 2005-03-08 Earl Chew <earl_chew@agilent.com>
14186 David Billinghurst <David.Billinghurst@riotinto.com>
14188 * config/i386/host-cygwin.c: New file to support precompiled
14190 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
14191 * config.host: Use above files for cygwin host.
14193 2005-03-07 David Edelsohn <edelsohn@gnu.org>
14195 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
14196 ordering ops from earlier change.
14198 2005-03-07 Per Bothner <per@bothner.com>
14200 Various fixes to allow us to again build if --enable-mapped-location:
14201 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
14202 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
14203 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
14204 local variable loc. Change logic appropriately.
14205 * tree-vect-transform.c (vect_finish_stmt_generation): Use
14206 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
14207 * c-parser.c (c_parser_for_statement): Initialize loc variable.
14208 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
14209 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
14211 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
14213 PR rtl-optimization/19683
14214 * reload1.c (choose_reload_regs): Pass the number of bits, not the
14215 number of bytes, to smallest_int_for_mode. Fix arguments to
14216 REG_CANNOT_CHANGE_MODE_P.
14218 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14220 * reorg.c (relax_delay_slots): Check that the jump is
14221 conditional before trying to invert it.
14223 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
14225 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
14228 * calls (stack_arg_under_construction): Make it static.
14230 * flow.c (regs_live_at_setjmp): Make it static.
14231 * flow.h: Remove the corresponding prototype.
14233 * reload1.c (reload_startobj, reload_firstobj,
14234 something_needs_operands_changed, reload_inherited,
14235 reload_inheritance_insn, reload_override_in,
14236 reload_spill_index): Make them static.
14238 * recog.c (verify_changes): Make it static.
14239 * recog.h: Remove the corresponding prototype.
14241 * cfgbuild.c (find_sub_basic_blocks): Remove.
14242 * basic-block.h: Remove the corresponding prototype.
14243 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
14245 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
14247 * tree-ssa-operands.c (check_build_stmt): Remove.
14249 * stor-layout.c (set_alignment): Remove.
14250 * tree.h: Remove the corresponding prototype.
14252 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
14254 * tree-ssa-dce.c (control_dependence_map,
14255 visited_control_parents): Make them static.
14257 * cfghooks.c (verify_flow_info): Remove local variable
14260 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
14263 * loop-unswitch.c (unswitch_loop): Remove local variable src.
14265 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
14267 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
14269 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
14271 * config/ia64/hpux.h (LINK_SPEC): Add -z.
14272 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
14273 PARALLEL for an empty structure.
14275 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
14277 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
14279 * fold-const.c (fold_binary): Unroll the very first "for"
14282 2005-03-06 David Edelsohn <edelsohn@gnu.org>
14284 * config/rs6000/predicates.md (branch_comparison_operator): Remove
14285 redundant match_code test.
14286 (scc_comparison_operator): Swap match_operand and match_code
14288 (branch_positive_comparison_operator): Same.
14289 (trap_comparison_operator): Use comparison_operator and swap with
14292 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
14295 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
14296 (out_movhi_r_mr): Read low byte of volatile MEM first.
14297 (out_movhi_mr_r): Write high byte of volatile MEM first.
14299 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14301 * cselib.c (reg_values, reg_values_size): Make them static.
14303 * cse.c (cse_reg_info_table): Make it static.
14305 * fold-const.c (fold_unary): Use build1 instead of copy_node.
14307 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
14309 * cse.c (find_best_addr): Use canon_for_address.
14311 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
14313 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
14314 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
14315 SUBREG and MEM, respectively.
14317 * fold-const.c (fold_binary): Use code instead of t.
14319 * fold-const.c (optimize_minmax_comparison): Take decomposed
14320 arguments code, type, op0, and op1 instead of t.
14321 (fold_binary): Update a call to optimize_minmax_comparison.
14323 * fold-const.c (fold_range_test): Take decomposed arguments
14324 code, type, op0, and op1 instead of t.
14325 (fold_binary): Update a call to fold_range_test.
14327 * fold-const.c (fold_binary_op_with_conditional_arg): Take
14328 decomposed arguments code, type, op0, and op1 instead of t.
14329 (fold_binary): Update a call to fold_range_test.
14331 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
14333 * fold-const.c (fold_binary): Avoid directly using the original
14334 expression t as much as possible.
14336 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14338 * c-semantics.c (build_stmt): Use TYPE_P instead of
14339 IS_NON_TYPE_CODE_CLASS.
14340 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
14341 (NON_TYPE_CHECK): Use TYPE_P instead of
14342 IS_NON_TYPE_CODE_CLASS.
14344 * fold-const.c (fold): Remove handling of binary expressions.
14346 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
14348 * doc/c-tree.texi: Wrap comments in @r{}.
14349 * doc/cpp.texi: Likewise.
14350 * doc/cppinternals.texi: Likewise.
14351 * doc/extend.texi: Likewise.
14352 * doc/md.texi: Likewise.
14353 * doc/objc.texi: Likewise.
14354 * doc/sourcebuild.texi: Likewise.
14355 * doc/tm.texi: Likewise.
14356 * doc/tree-ssa.texi
14358 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14360 * predict.c (apply_return_prediction): Standardize PHI chain
14362 * tree-ssa.c (ssa_redirect_edge): Likewise.
14364 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
14365 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
14368 * tree-phinodes.c (remove_phi_node): Drop the last argument.
14369 * tree-flow.h: Adjust the prototype for remove_phi_node.
14370 * lambda-code.c (perfect_nestify): Adjust a call to
14373 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
14374 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
14376 * tree-ssa-dce.c (remove_dead_phis): Likewise.
14377 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
14378 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
14379 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
14381 * combine.c (simplify_and_const_int): Use gen_int_mode instead
14382 of GEN_INT (trunc_int_for_mode (...)).
14383 * loop-iv.c (iv_number_of_iterations): Likewise.
14384 * postreload.c (reload_cse_move2add): Likewise.
14385 * simplify-rtx.c (simplify_const_unary_operation,
14386 simplify_const_binary_operation): Likewise.
14387 * stor-layout.c (get_mode_bounds): Likewise.
14389 * fold-const.c (fold_binary): New.
14390 (fold): Call fold_binary on binary expressions.
14392 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
14394 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
14395 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
14396 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
14397 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
14398 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
14400 2005-03-04 Devang Patel <dpatel@apple.com>
14402 PR tree-optimization/18815
14403 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
14404 loops with zero exit edges.
14406 2005-03-04 Devang Patel <dpatel@apple.com>
14408 * doc/invoke.texi: Remove reference to webpage that does not exist.
14410 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
14411 Joseph S. Myers <joseph@codesourcery.com>
14414 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
14415 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
14416 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
14417 * pa.c (get_plabel): Change argument to symbol_ref. Call
14418 maybe_get_identifier instead of get_identifier.
14419 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
14420 (struct deferred_plabel): Replace name field with symbol field.
14421 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
14422 ASM_OUTPUT_EXTERNAL_REAL is defined.
14423 (output_global_address): Use output_addr_const for output of all
14425 (output_deferred_plabels): Use symbol_ref instead of name for address
14427 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
14428 ASM_OUTPUT_SYMBOL_REF): New macros.
14429 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
14431 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
14434 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
14436 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
14437 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
14439 2005-03-04 Jeff Law <law@redhat.com>
14441 * basic-block.h (rediscover_loops_after_threading): Declare.
14442 * tree-ssa-dom.c: Include cfgloop.h.
14443 (tree_ssa_dominator_optimize): Discover loops and some basic
14444 properties. Remove forwarder blocks recreated by loop header
14445 canonicalization. Also mark backedges in the CFG.
14446 * tree-ssa-threadupdate.c: Include cfgloop.h
14447 (rediscover_loops_after_threading): Define.
14448 (struct local_info): New field, JUMP_THREADED.
14449 (prune_undesirable_thread_requests): New function.
14450 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
14451 then record that fact for the callers of redirct_edges.
14452 (thread_block): If BB has incoming backedges, then call
14453 prune_undesirable_thraed_requests. Note when we are
14454 going to have to rediscover loop information. Return a
14455 boolean indicating if any jumps were threaded.
14456 (thread_through_all_blocks): Bubble up boolean indicating
14457 if any jumps were threaded.
14458 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
14459 (tree-ssa-threadupdate.o): Similarly.
14461 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14463 * fold-const.c (fold_ternary): Unroll the "for" loop to
14466 2005-03-04 Andrew Haley <aph@redhat.com>
14468 * unwind-dw2-fde-glibc.c (struct
14469 unw_eh_callback_data.check_cache): New field.
14470 (frame_hdr_cache): New.
14471 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
14472 Cache frame header info.
14474 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
14476 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
14477 (print_c_condition): Declare.
14478 * read-rtl.c (ptr_loc): New structure.
14479 (ptr_locs, ptr_loc_obstack, joined_conditions)
14480 (joined_conditions_obstack): New variables.
14481 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
14482 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
14483 (join_c_conditions, print_c_condition): New functions.
14484 (apply_macro_to_string): Associate the new string with the same
14485 source location as the old one.
14486 (add_condition_to_string): Use join_c_conditions.
14487 (read_string): Use set_rtx_ptr_loc to record a filename and line
14488 number for the string.
14489 (read_rtx): Initialize the new variables above.
14490 * genattrtab.c (write_test_expr, write_attr_value): Use
14492 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
14493 comment above the GCC_VERSION check.
14494 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
14495 Inline the definition of MAYBE_EVAL.
14496 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
14497 * genoutput.c (process_template): Likewise.
14498 * genpreds.c (write_predicate_subfunction): Likewise.
14499 (write_predicate_expr): Use print_c_condition.
14500 * genrecog.c (write_cond): Likewise.
14501 * gensupport.c (process_rtx): Use join_c_conditions to join the
14502 conditions of a define_insn_and_split. Record a source location
14503 for the string after the "&&".
14504 (alter_test_for_insn): Use join_c_conditions.
14506 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
14509 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14510 PR tree-optimization/15784
14511 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14514 2005-03-04 Ben Elliston <bje@au.ibm.com>
14516 * gcc.c (option_map): Add --coverage.
14517 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
14518 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
14519 * config/darwin.h: Pass -lgcov for `coverage'.
14520 * doc/invoke.texi (Debugging Options): Document --coverage.
14522 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14524 * gcse.c (bypass_block): Use find_edge wherever possible.
14526 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
14530 * c-opts.c (c_common_parse_file): Call start_source_file
14531 and end_source_file at the approriate times.
14533 * dwarf2out.c (dwarf2out_finish): Don't auto-end
14534 the main file, it will be done for us now.
14536 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14538 * fold-const.c (fold_ternary): New.
14539 (fold): Call fold_ternary on ternary expressions. Remove
14540 handling of ternary expressions.
14542 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14544 PR tree-optimization/15784
14545 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14548 2005-03-03 David Edelsohn <edelsohn@gnu.org>
14550 * config/rs6000/predicates.md (branch_comparison_operator):
14551 Convert from C block to conditional format.
14553 2005-03-03 Jan Hubicka <jh@suse.cz>
14555 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
14556 and non-constant public variables.
14558 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
14560 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
14563 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
14566 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
14567 calls to release_ssa_name and release_phi_node.
14569 * fold-const.c (fold): Remove handling of unary expressions.
14571 * fold-const.c (fold_unary): Avoid directly using the original
14572 expression t as much as possible.
14574 2005-03-03 Roger Sayle <roger@eyesopen.com>
14575 Andrew Pinski <pinskia@physics.uc.edu>
14577 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
14578 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
14580 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
14582 Describe special registers SRP and MOF as allocatable registers.
14583 * config/cris/cris.c (cris_md_asm_clobbers): New function.
14584 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
14585 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
14586 TARGET_HAS_MUL_INSNS.
14587 (cris_print_operand) <case 'd'>: New case.
14588 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
14589 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
14591 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
14592 (REG_ALLOC_ORDER): Update for MOF.
14593 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
14595 (GENERAL_REGS): No longer a define of ALL_REGS.
14596 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
14597 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
14598 Adjust accordingly.
14599 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
14600 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
14601 (SECONDARY_RELOAD_CLASS): Define.
14602 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
14603 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
14604 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
14605 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
14606 (REGISTER_MOVE_COST): Define.
14607 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
14608 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
14609 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
14610 (CRIS_MOF_REGNUM): New define_constants.
14611 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
14613 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
14615 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
14616 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
14617 Adjust for MOF being properly described as a register.
14618 (indir_to_reg_split): Name this split. Conditionalize on the
14619 destination register being a general register.
14620 (movei): Conditionalize on on operands 0 and 1 having the same
14623 2005-03-03 Alan Modra <amodra@bigpond.net.au>
14626 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
14627 -mcpu to override any other explicitly given flags.
14629 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
14631 * recog.c (verify_changes, confirm_change_group): New functions,
14632 broken out of apply_change_group.
14633 (apply_change_group): Use them.
14634 * recog.h (verify_change, confirm_change_group): Declare.
14635 * rtl.h (redirect_jump_2): Declare.
14636 * jump.c (redirect_exp, invert_exp): Delete.
14637 (invert_exp_1): Take second parameter. Return value. Changed caller.
14638 (redirect_jump_2): New function, broken out of redirect_jump.
14639 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
14640 (invert_jump): Use invert_jump_1 and redirect_jump_2.
14641 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
14643 2005-03-02 Geoffrey Keating <geoffk@apple.com>
14645 * varasm.c (named_section): Use xstrdup rather than doing it by
14648 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
14650 2005-03-02 Devang Patel <dpatel@apple.com>
14652 Undo PR tree-optimization/18815 fix.
14654 2005-03-02 Devang Patel <dpatel@apple.com>
14656 PR tree-optimization/18815
14657 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
14658 loops with zero exit edges.
14660 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
14662 * cfg.c (connect_src, connect_dest, disconnect_src,
14663 disconnct_dest): New.
14664 (unchecked_make_edge, remove_edge, redirect_edge_succ,
14665 redirect_edge_pred): Use the new functions.
14667 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
14668 free_dominance_info only when needed.
14670 2005-03-02 David Edelsohn <edelsohn@gnu.org>
14673 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
14674 (reg_or_sub_cint64_operand): Same.
14676 2005-03-02 Jeff Law <law@redhat.com>
14678 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
14679 CFG_ALTERED in the main DOM iteration loop.
14681 2005-03-02 Mark Mitchell <mark@codesourcery.com>
14684 * varasm.c (initializer_constant_valid_p): Allow conversions
14685 between OFFSET_TYPEs. Tidy.
14687 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
14689 * config/cris/cris.md ("return"): Remove epilogue delay list
14692 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
14694 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
14696 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
14698 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
14700 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
14701 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
14702 config/m68k/m68k.c, config/mips/mips.h,
14703 config/rs6000/rs6000-protos.h, doc/contrib.texi,
14704 doc/include/gcc-common.texi: Update copyright.
14706 PR middle-end/18029 and PR middle-end/18030
14707 * expr.c (optimize_bitfield_assignment_op): Add a special case
14708 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
14710 * fold-const.c (fold_unary): New.
14711 (fold): Call fold_unary on unary expressions.
14713 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
14715 * cgraph.h (struct cgraph_edge): Add prev_caller and
14716 prev_callee fields.
14717 (cgraph_node_remove_callees): Export.
14718 * cgraph.c (cgraph_create_edge): Initialize prev_caller
14720 (cgraph_edge_remove_callee): New function.
14721 (cgraph_edge_remove_caller): Likewise.
14722 (cgraph_remove_edge): Use.
14723 (cgraph_redirect_edge_callee): Likewise.
14724 (cgraph_node_remove_callees): New function.
14725 (cgraph_node_remove_callers): Likewise.
14726 (cgraph_remove_node): Use.
14727 * tree-optimize.c (tree_rest_of_compilation): Use
14728 cgraph_node_remove_callees instead of manual loop.
14729 * cgraphunit.c (cgraph_finalize_function): Likewise.
14730 (cgraph_expand_function): Likewise.
14731 (cgraph_remove_unreachable_nodes): Likewise.
14733 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
14736 * c-tree.h (undeclared_variable, build_external_ref): Add extra
14738 * c-decl.c (undeclared_variable): Take location as argument.
14739 * c-typeck.c (build_external_ref): Likewise.
14740 * c-parser.c (c_parser_postfix_expression): Pass location of
14741 identifier to build_external_ref.
14743 2005-03-01 David Edelsohn <edelsohn@gnu.org>
14745 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
14746 CCEQ mode for branch_positive_comparison_operator test.
14747 * config/rs6000/predicates (branch_comparison_operator): Revert to
14749 (scc_comparison_operator): Same.
14750 (branch_positive_comparison_operator): Same.
14752 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
14754 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
14755 (cris_delay_slots_for_epilogue): Remove.
14756 (save_last): Move into cris_target_asm_function_epilogue.
14757 (cris_target_asm_function_epilogue): Remove tests for file being
14759 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
14760 (cris_delay_slots_for_epilogue): Remove prototypes.
14761 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
14762 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
14764 2005-03-01 David Edelsohn <edelsohn@gnu.org>
14766 * config/rs6000/predicates.md (branch_comparison_operator): Change
14767 to define_special_predicate.
14768 (scc_comparison_operator): Same.
14769 (branch_positive_comparison_operator): Same.
14771 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
14773 * Makefile.in (tree-ssa-sink.o): New.
14774 (OBJS-common): Add tree-ssa-sink.o.
14775 * common.opt: Add -ftree-sink
14776 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
14777 * timevar.def (TV_TREE_SINK): new timevar.
14778 * tree-flow.h (is_hidden_global_store): Prototype.
14779 * tree-optimize.c (init_tree_optimization_passes): Add
14781 * tree-pass.h (pass_sink_code): New.
14782 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
14783 for non-obvious global store store to is_hidden_global_store, and
14784 call that new function.
14785 * tree-ssa-sink.c: New file.
14786 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
14787 * doc/passes.texi: Document forward store motion.
14788 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
14789 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
14790 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
14791 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
14793 2005-03-01 Per Bothner <per@bothner.com>
14795 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
14796 and we have a non-zero column-number, add it to the message.
14797 Also factor out the diagnostic_kind_text.
14799 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
14801 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
14802 flow_loop_pre_header_scan, flow_loop_pre_header_find,
14803 flow_loop_scan): Removed.
14804 (flow_loop_dump): Do not dump removed fields.
14805 (flow_loop_free): Do not free removed fields.
14806 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
14807 (loop_exit_edge_p): New function.
14808 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
14809 num_pre_header_edges, entry_edges, num_entries, exit_edges,
14810 num_exits, exits_doms.
14811 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
14812 LOOP_EDGES, LOOP_ALL): Removed.
14813 (flow_loop_scan): Declaration removed.
14814 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
14815 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
14817 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
14818 (if_convert): Call flow_loops_find and flow_loops_free
14819 when calling mark_loop_exit_edges.
14820 * cfgloopanal.c (mark_loop_exit_edges): Moved from
14821 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
14822 free_dominance_info calls.
14823 * loop-init.c (flow_loops_find): Ditto.
14824 * passes.c (rest_of_handle_branch_prob): Ditto.
14825 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
14826 * loop-unroll.c (analyze_insns_in_loop): Do not use
14828 * predict.c (predict_loops): Do not call flow_loop_scan.
14829 Use get_loop_exit_edges.
14830 (tree_estimate_probability): Do not pass flags to flow_loops_find.
14831 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
14832 Do not use EDGE_LOOP_EXIT.
14833 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
14834 to bb_with_exit_edge_p.
14835 (if_convertible_loop_p): Do not call flow_loop_scan. Use
14836 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
14837 to bb_with_exit_edge_p.
14838 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
14840 * tree-loop-linear.c (linear_transform_loops): Do not call
14841 flow_loop_scan. Use loop->single_exit.
14842 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
14843 (vect_analyze_loop_form): Do not call flow_loop_scan.
14844 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
14846 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
14848 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
14849 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14850 slpeel_tree_duplicate_loop_to_edge_cfg,
14851 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
14852 Use loop_preheader_edge and loop->single_exit. Do not call
14855 2005-03-01 Nick Clifton <nickc@redhat.com>
14857 * config/arm/arm.c (thumb_find_work_register): Check all of the
14858 argument registers to see if they are free, and a couple of
14859 special cases where the last argument register but can be proved
14860 to be available during the function's prologue.
14861 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
14862 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
14863 thumb_unexpanded_epilogue): Use unsigned long as the type for the
14865 (thumb_compute_save_reg_mask): Likewise. Also use
14866 thumb_find_work_register() to ensure that there is agreement about
14867 which work register is going to be used in the prologue.
14868 (thumb_output_function_prologue): Use unsigned long as the type
14869 for the register bit-mask. Also delay pushing the link register if
14870 other high registers are going to be pushed.
14871 (thumb_compute_save_reg_mask, emit_multi_reg_push,
14872 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
14873 redundant prototypes.
14875 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
14878 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
14879 and after reload in REG+REG indexed addresses without REG_POINTER
14880 set in the base and not set in the index.
14882 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
14884 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
14885 Don't undefine here.
14886 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
14887 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
14888 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14889 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
14890 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
14892 * config.gcc (sh*-*-linux*): Use config/linux.h.
14894 2005-02-28 Dale Johannesen <dalej@apple.com>
14895 Stan Shebs <shebs@apple.com>
14897 Rewrite of 64-bit Darwin structure-by-value pass/return.
14898 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
14899 intoffset, use_stack, named.
14900 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
14901 (rs6000_darwin64_record_arg_advance_flush): New.
14902 (rs6000_darwin64_record_arg_advance_recurse): New.
14903 (rs6000_darwin64_record_arg_flush): New.
14904 (rs6000_darwin64_record_arg_recurse): New.
14905 (rs6000_darwin64_record_arg): New.
14906 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
14907 (function_arg_boundary): Handle 128-bit aligned structs.
14908 (function_arg_advance): Rewrite darwin64 struct handling.
14909 (function_arg): Call rs6000_darwin64_record_arg.
14910 (function_arg_partial_nregs): Handle darwin64 structs.
14911 (rs6000_darwin64_function_value): Remove.
14912 (rs6000_function_value): Call rs6000_darwin64_record_arg.
14914 2005-02-28 Roger Sayle <roger@eyesopen.com>
14916 PR tree-optimization/20216
14917 * tree-chrec.c (tree_fold_factorial): Delete.
14918 (tree_fold_binomial): Change argument list to take a return type
14919 and change the type of K to unsigned int. Rewrite to avoid explicit
14920 evaluation of factorials, and (recursively) calling fold to perform
14921 compile-time arithmetic. Return NULL on (internal) overflow.
14922 (chrec_evaluate): Change type of K to an unsigned int. Avoid
14923 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
14924 if any intermediate calculation overflows.
14925 (chrec_apply): Update call to chrec_evaluate.
14927 2005-02-28 James E Wilson <wilson@specifixinc.com>
14929 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
14931 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
14934 * c-parser.c (c_parser_compound_statement): Return error_mark_node
14935 instead of NULL_TREE on error.
14937 2005-02-28 David Edelsohn <edelsohn@gnu.org>
14939 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
14940 (EASY_VECTOR_15_ADD_SELF): Remove.
14941 (num_insns_constant_wide): Not static.
14942 (validate_condition_mode): Not static.
14943 (toc_relative_expr_p): Not static.
14944 (legitimate_indirect_address_p): Not static.
14945 (macho_lo_sum_memory_operand): Not static.
14946 (invalid_e500_subreg): Not static.
14947 (easy_vector_same): Not static.
14948 (easy_vector_splat_const): Not static.
14949 (RS6000_SYMBOL_REF_TLS_P): Remove.
14950 (any_operand): Delete.
14951 (any_parallel_operand): Delete.
14952 (count_register_operand): Delete.
14953 (altivec_register_operand): Delete.
14954 (xer_operand): Delete.
14955 (s8bit_cint_operand): Delete.
14956 (short_cint_operand): Delete.
14957 (u_short_cint_operand): Delete.
14958 (non_short_cint_operand): Delete.
14959 (exact_log2_cint_operand): Delete.
14960 (gpc_reg_operand): Delete.
14961 (cc_reg_operand): Delete.
14962 (cc_reg_not_cr0_operand): Delete.
14963 (reg_or_short_operand): Delete.
14964 (reg_or_neg_short_operand): Delete.
14965 (reg_or_aligned_short_operand): Delete.
14966 (reg_or_u_short_operand): Delete.
14967 (reg_or_cint_operand): Delete.
14968 (reg_or_arith_cint_operand): Delete.
14969 (reg_or_add_cint64_operand): Delete.
14970 (reg_or_sub_cint64_operand): Delete.
14971 (reg_or_logical_cint_operand): Delete.
14972 (got_operand): Delete.
14973 (got_no_const_operand): Delete.
14974 (easy_fp_constant): Delete.
14975 (easy_vector_constant): Delete.
14976 (easy_vector_constant_add_self): Delete.
14977 (zero_constant): Delete.
14978 (zero_fp_constant): Delete.
14979 (volatile_mem_operand): Delete.
14980 (offsettable_mem_operand): Delete.
14981 (mem_or_easy_const_operand): Delete.
14982 (add_operand): Delete.
14983 (non_add_cint_operand): Delete.
14984 (logical_operand): Delete.
14985 (non_logical_cint_operand): Delete.
14986 (mask_operand): Delete.
14987 (mask_operand_wrap): Delete.
14988 (mask64_operand): Delete.
14989 (mask64_2_operand): Delete.
14990 (and64_operand): Delete.
14991 (and64_2_operand): Delete.
14992 (and_operand): Delete.
14993 (reg_or_mem_operand): Delete.
14994 (lwa_operand): Delete.
14995 (symbol_ref_operand): Delete.
14996 (call_operand): Delete.
14997 (current_file_function_operand): Delete.
14998 (input_operand): Delete.
14999 (rs6000_nonimmediate_operand): Delete.
15000 (rs6000_tls_symbol_ref): Delete.
15001 (save_world_operation): Delete.
15002 (restore_world_operation): Delete.
15003 (load_multiple_operation): Delete.
15004 (store_multiple_operation): Delete.
15005 (vrsave_operation): Delete.
15006 (mfcr_operation): Delete.
15007 (mtcrf_operation): Delete.
15008 (lmw_operation): Delete.
15009 (stmw_operation): Delete.
15010 (branch_comparison_operator): Delete.
15011 (branch_positive_comparison_operator): Delete.
15012 (scc_comparison_operator): Delete.
15013 (trap_comparison_operator): Delete.
15014 (boolean_operator): Delete.
15015 (boolean_or_operator): Delete.
15016 (min_max_operator): Delete.
15017 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
15018 (EASY_VECTOR_15): Moved to here.
15019 (EASY_VECTOR_15_ADD_SELF): Move to here.
15020 (PREDICATE_CODES): Delete.
15021 * config/rs6000/rs6000-protos.h: Delete predicate functions.
15022 Declare functions no longer static.
15023 * config/rs6000/predicates.md: New.
15024 * config/rs6000/rs6000.md: Include predicates.md
15026 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
15028 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
15029 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
15031 * cfgrtl.c (need_fake_edge_p): Likewise.
15032 * combine.c (distribute_notes): Likewise.
15033 * emit-rtl.c (try_split): Likewise.
15034 * recog.c (peephole2_opimize): Likewise.
15035 * reg-notes.def (ALWAYS_RETURN): Remove.
15036 * rtl.h (LCT_ALWAYS_RETURN): Remove.
15037 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
15038 * tree.h (ECF_ALWAYS_RETURN): Remove.
15040 2005-02-28 Roger Sayle <roger@eyesopen.com>
15042 PR middle-end/19874
15043 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
15044 between different machine modes is never a "useless" conversion.
15046 2005-02-28 Geert Bosch <bosch@gnat.com>
15049 * doc/contrib.texi: List contributors for Ada front end
15051 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15053 * simplify-rtx.c (simplify_unary_operation_1,
15054 simplify_const_unary_operation): New, extracted from...
15055 (simplify_unary_operation): ... this one.
15056 (simplify_binary_operation_1,
15057 simplify_const_binary_operation): New, extracted from...
15058 (simplify_binary_operation): ... this one.
15059 * rtl.h (simplify_const_unary_operation,
15060 simplify_const_binary_operation): Add prototypes.
15062 2005-02-28 Julian Brown <julian@codesourcery.com>
15064 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
15065 building libjava and caused PR regression/20228.
15067 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15070 * Makefile.in (host_subdir): New.
15071 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
15072 * configure: Regenerate.
15074 2005-02-27 Zack Weinberg <zack@codesourcery.com>
15076 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
15077 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
15078 installation directory first.
15080 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
15083 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
15084 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
15085 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
15086 * config/cris/cris.md: Tweak comments referring to Q.
15087 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
15088 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
15089 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
15090 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
15091 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
15092 Insert spaces in constraints to align alternatives vertically for
15094 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
15097 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15099 PR rtl-optimization/17728
15100 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
15101 operand 0 from general_operand to move_dest_operand.
15103 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15105 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
15106 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
15107 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
15108 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
15110 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
15112 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
15113 * configure: Regenerate.
15114 * libada-mk.in: Remove CC; rename
15115 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
15117 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
15120 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
15121 for the lhs, also walk over the tree. Likewise for rhs.
15123 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
15125 * tree-ssa-dom.c (simple_iv_increment_p): New function.
15126 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
15127 Do not propagate value of iv before increment over the increment.
15129 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
15131 * c-parser.c: New file.
15132 * c-parse.in: Remove.
15133 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
15135 (c-parser.o): Add dependencies.
15136 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
15137 maintainer-clean, TAGS): Update.
15138 * c-config-lang.in (gtfiles): Update.
15139 * gengtype-lex.l: Don't handle "@@".
15140 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
15141 objc_build_synchronized, objc_begin_try_stmt,
15142 objc_begin_catch_clause, objc_finish_catch_clause,
15143 objc_build_finally_clause, objc_finish_try_stmt): New.
15144 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
15146 (c_parse_init): Update comment.
15147 * c-decl.c (c_init_decl_processing): Update comment.
15148 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
15149 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
15150 new c_declspecs members.
15152 2005-02-25 Julian Brown <julian@codesourcery.com>
15154 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15155 from being used for symbols with vague linkage when
15156 HAVE_GAS_COMDAT_GROUP is true.
15158 2005-02-25 Mark Mitchell <mark@codesourcery.com>
15160 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
15162 2005-02-25 Steve Ellcey <sje@cup.hp.com>
15165 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
15166 (LIBGCC2_HAS_DF_MODE): New.
15167 (LIBGCC2_HAS_XF_MODE): New.
15168 (LIBGCC2_HAS_TF_MODE): New.
15169 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15170 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15171 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15172 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15173 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
15174 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
15175 and add _fixtfdi, _fixunstfdi, _floatditf
15176 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
15177 L_fixunstfdi, L_floatditf.
15178 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
15179 (LIBGCC2_HAS_TF_MODE): Define.
15181 2005-02-25 Diego Novillo <dnovillo@redhat.com>
15183 PR tree-optimization/20204
15184 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
15185 REWRITE_THIS_STMT markers on PHI nodes.
15186 (rewrite_initialize_block): Likewise.
15188 2005-02-25 Mark Mitchell <mark@codesourcery.com>
15190 * version.c (version_string): Update to 4.1.
15192 2005-02-25 Paolo Carlini <pcarlini@suse.de>
15194 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
15195 Clarify that the alternative way doesn't work in GNU C++.
15197 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
15199 PR tree-optimization/19937
15200 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
15201 to the type of the induction variable.
15203 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
15205 PR rtl-optimization/20117
15206 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
15207 the block including noncopyable insn.
15209 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
15211 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
15212 calls to find_reg_note.
15214 2005-02-24 Richard Henderson <rth@redhat.com>
15217 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
15220 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
15222 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
15223 vector types if to use base reg for misaligned non-word ld/std.
15225 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
15228 * config/cris/cris.c (cris_target_asm_function_prologue): Create
15229 dwarf2 label manually and put it after, not before the prologue.
15231 2005-02-24 David Edelsohn <edelsohn@gnu.org>
15234 * reload.c (operands_match_p): Only increment register number for
15235 SCALAR_INT_MODE_P modes in multiple hard registers.
15237 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
15240 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
15242 * ChangeLog.5: Fix log message typo(s).
15243 * ChangeLog.7: Likewise.
15244 * ChangeLog.tree-ssa: Likewise.
15245 * cfgexpand.c: Fix comment typo(s).
15246 * conflict.c: Likewise.
15247 * defaults.h: Likewise.
15248 * dwarf2out.c: Likewise.
15249 * gcse.c: Likewise.
15250 * ggc-page.c: Likewise.
15251 * tree-eh.c: Likewise.
15252 * tree-ssa-dom.c: Likewise.
15254 2005-02-24 Jakub Jelinek <jakub@redhat.com>
15257 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
15258 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
15259 if SHARED is defined.
15262 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
15263 allow splitting only if operands 0 and 3 don't overlap.
15265 2005-02-24 Richard Henderson <rth@redhat.com>
15267 PR middle-end/19953
15268 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
15269 (fold_builtin_1): Call them.
15270 * fold-const.c (fold_complex_mult_parts): Split out from ...
15271 (fold_complex_mult): ... here. Fix typo in both imaginary case.
15272 (fold_complex_div_parts, fold_complex_div): New.
15274 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
15276 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15278 * tree-ssa-ccp.c (visit_assignment): Verify that result of
15279 VIEW_CONVERT_EXPR is_gimple_min_invariant.
15281 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
15282 (print_node): Likewise.
15283 Print TYPE_SIZES_GIMPLIFIED.
15285 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
15287 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
15288 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
15289 operands as commutative in constraints.
15291 2005-02-24 Diego Novillo <dnovillo@redhat.com>
15293 * tree-into-ssa.c: Re-organize internal functions.
15295 2005-02-24 Richard Henderson <rth@redhat.com>
15297 PR middle-end/18902
15298 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
15300 * common.opt (fcx-limited-range): New.
15301 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
15302 * toplev.c (flag_complex_method): Initialize to 1.
15303 (process_options): Set flag_complex_method to 0 if
15304 flag_cx_limited_range.
15305 * doc/invoke.texi (-fcx-limited-range): New.
15307 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
15309 * cse.c (delete_trivially_dead_insns): Speed up by using
15310 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
15313 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
15315 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
15316 functions when -mid-shared-library is being used.
15318 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
15320 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
15321 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
15322 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
15323 * system.h: Poison LINK_LIBGCC_SPECIAL.
15325 2005-02-23 James E Wilson <wilson@specifixinc.com>
15327 * gengtype.c (note_insn_name): Make 1 element larger.
15329 2005-02-23 Roger Sayle <roger@eyesopen.com>
15332 PR rtl-optimization/20097
15333 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
15334 BImode SUBREGs of SImode registers which confuse the ia64 backend.
15336 2005-02-23 David Edelsohn <edelsohn@gnu.org>
15338 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
15339 * t-aix52 (SHLIB_INSTALL): Same.
15341 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
15343 * genpreds.c: Update copyright.
15345 2005-02-23 Michael Beach <michaelb@ieee.org>
15348 * config/sparc/t-elf (startup files): Assemble with CPP.
15350 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
15352 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
15353 (write_predicate_expr): Likewise.
15355 2005-02-22 Diego Novillo <dnovillo@redhat.com>
15357 PR tree-optimization/20100
15358 PR tree-optimization/20115
15359 * tree-optimize.c (init_tree_optimization_passes): Remove
15360 pass_maybe_create_global_var.
15361 * tree-pass.h (pass_maybe_create_global_var): Remove.
15362 * tree-ssa-alias.c (aliases_computed_p): Declare.
15363 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
15364 (count_calls_and_maybe_create_global_var): Remove.
15365 (pass_maybe_create_global_var): Remove.
15366 (init_alias_info): Do not declare aliases_computed_p.
15367 (maybe_create_global_var): If the function contains no
15368 call-clobbered variables and a mix of pure/const and regular
15369 function calls, create .GLOBAL_VAR.
15370 Mark all call-clobbered variables for renaming.
15371 (merge_pointed_to_info): Update comment.
15372 (add_pointed_to_var): Likewise.
15373 (is_escape_site): Likewise.
15374 Accept struct alias_info * instead of size_t *.
15376 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
15378 * tree-ssa-operands.c (get_call_expr_operands): If
15379 ALIASES_COMPUTED_P is false, do not add call-clobbering
15381 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
15382 (delete_tree_ssa): Likewise.
15384 2005-02-22 James E Wilson <wilson@specifixinc.com>
15386 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
15387 (do_compile): Do call it here.
15389 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
15391 PR rtl-optimization/20017.
15392 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
15393 rest_of_handle_cse2, rest_of_handle_gcse): Call
15394 delete_dead_jumptables immediately before calling cleanup_cfg.
15396 2005-02-22 Devang Patel <dpatel@apple.com>
15399 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
15402 2005-02-22 David Edelsohn <edelsohn@gnu.org>
15404 * config/rs6000/aix.h (WINT_TYPE): Define.
15406 2005-02-22 Stan Shebs <shebs@apple.com>
15408 * config/rs6000/rs6000.c (rs6000_override_options): Default to
15409 natural alignment for 64-bit Darwin.
15410 (rs6000_parse_alignment_option): Warn about uses of -malign-power
15412 * doc/invoke.texi: Document this.
15414 2005-02-22 DJ Delorie <dj@redhat.com>
15416 * c-common.c (c_common_type_for_mode): Pass the mode's precision
15417 to make_[un]signed_type, not the mode itself.
15419 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
15421 * cfg.c (cached_make_edge): Call make_edge if edge cache is
15422 not available. Use tail calls wherever possible.
15423 (make_edge): Call unchecked_make_edge to create an edge.
15425 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
15426 (coalesce_ssa_name): Don't check for
15427 SSANORM_USE_COALESCE_LIST.
15428 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
15430 2005-02-22 Diego Novillo <dnovillo@redhat.com>
15432 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
15433 (rewrite_into_ssa): ... here.
15435 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
15437 PR tree-optimization/19786
15438 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
15439 tag to another's may-alias bitmap when adding to the other's list.
15441 2005-02-21 DJ Delorie <dj@redhat.com>
15443 * tree-ssa-loop-ivopts.c (computation_cost): Start register
15444 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
15445 registers in unsupported ways.
15446 * expmed.c (init_expmed): Likewise.
15448 2005-02-21 Stan Cox <scox@redhat.com>
15450 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
15452 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
15454 * tree-cfg.c (fold_cond_expr_cond): New.
15455 (make_edges): Call fold_cond_expr_cond.
15456 (find_taken_edge): Accept nothing but INTEGER_CST.
15457 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
15459 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
15461 * flow.c (delete_dead_jumptables): Speed up by scanning insns
15462 that do not belong to any basic block.
15464 2005-02-21 Jeff Law <law@redhat.com>
15466 * cfganal.c (find_unreachable_blocks): Manually CSE load of
15469 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
15471 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
15472 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
15473 Adjust their definitions.
15474 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
15475 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
15477 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
15478 genautomata.c, langhooks.c, langhooks.h, system.h,
15479 config/arm/lib1funcs.asm: Update copyright.
15481 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
15483 * dbxout.c (dbxout_function_end): Emit Lscope label always.
15485 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
15488 * doc/install.texi: Document --with-gc.
15490 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
15492 * simplify-rtx.c (simplify_unary_operation): Add a missing
15495 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15497 PR tree-optimization/18663
15498 * tree-ssa-dom.c (extract_range_from_cond): Return 0
15499 if the type has variable bounds.
15501 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
15503 * gcse.c: Remove an obsolete comment.
15505 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
15507 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
15509 * doc/extend.texi (Function Attributes) <Attribute const>: The
15510 attribute "pure" is below this text, not above.
15512 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15514 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
15515 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
15516 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
15518 2005-02-20 Zack Weinberg <zack@codesourcery.com>
15521 * langhooks.h (struct lang_hooks): Add to_target_charset.
15522 * langhooks.c (lhd_to_target_charset): New function.
15523 * langhooks-def.h: Declare lhd_to_target_charset.
15524 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
15525 (LANG_HOOKS_INITIALIZER): Update.
15526 * c-common.c (c_common_to_target_charset): New function.
15527 * c-common.h: Declare it.
15528 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
15529 c_common_to_target_charset.
15531 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
15532 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
15533 Delete definitions.
15534 * system.h: Poison them.
15535 * doc/tm.texi: Don't discuss them.
15536 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
15537 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
15538 (pp_c_char): Do not attempt to generate letter escapes for
15540 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
15541 * config/mips/mips.c (mips_output_ascii): Likewise.
15543 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
15545 PR tree-optimization/19951
15546 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
15549 2005-02-19 Steven Bosscher <stevenb@suse.de>
15551 PR middle-end/19698
15552 * function.h (struct function): New field `max_loop_depth'.
15553 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
15554 (flow_loops_find): Reset the max loop depth count before finding loops.
15555 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
15556 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
15557 (calculate_global_regs_live): Make sure the loop will terminate
15558 when the initial sets are not empty.
15560 2005-02-19 Zack Weinberg <zack@codesourcery.com>
15562 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
15564 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
15566 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
15569 * doc/invoke.texi: Remove documentation of %M spec.
15571 (init_spec): Remove %M suffix from -lgcc_s.
15572 (do_spec_1): Remove 'M' case.
15573 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
15574 to put shared libraries in the multilib directory. Remove the
15575 shlib_so_soname substitution variable. Don't add a multilib encoding
15576 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
15577 reported by -print-multi-os-directory. Pass @multilib_dir@ to
15578 SHLIB_INSTALL as well as SHLIB_LINK.
15579 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
15580 (SHLIB_NAME): Delete.
15581 (SHLIB_DIR): New macro.
15582 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
15583 (SHLIB_INSTALL): Adjust accordingly.
15584 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
15585 * config/t-slibgcc-sld: Likewise.
15586 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
15587 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
15588 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
15590 (SHLIBUNWIND_INSTALL): Adjust accordingly.
15591 * config/i386/t-nwld (SHLIB_SONAME): Delete.
15592 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
15593 Use @shlib_base_name@ instead of @shlib_so_name@.
15594 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
15595 and @shlib_base_name@.so in @multilib_dir@.
15596 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
15597 to the install path.
15598 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
15599 (SHLIB_LINK): Remove previous workaround.
15600 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
15601 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
15602 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
15604 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
15605 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
15606 (SHLIB_INSTALL): Adjust accordingly.
15607 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
15608 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
15609 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
15610 config/t-slibgcc-elf-ver.
15612 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
15613 Jakub Jelinek <jakub@redhat.com>
15615 PR tree-optimization/19828
15616 * tree-ssa-loop-im.c: Add a TODO comment.
15617 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
15618 without side-effects.
15620 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
15622 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
15625 2005-02-18 James E. Wilson <wilson@specifixinc.com>
15627 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
15628 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
15629 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
15631 (ia64_reorg): Delete fixup_errata call.
15632 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
15633 (TARGET_SWITCHES): Delete -mb-step entry.
15635 2005-02-19 Jakub Jelinek <jakub@redhat.com>
15638 * c-typeck.c (composite_type): Handle quals in transparent unions.
15639 (type_lists_compatible_p): Likewise.
15641 2005-02-18 Stan Shebs <shebs@apple.com>
15643 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
15644 expressions in the .literal8 section.
15646 2005-02-18 Geoffrey Keating <geoffk@apple.com>
15648 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
15650 2005-02-18 Roger Sayle <roger@eyesopen.com>
15652 * fold-const.c (constant_boolean_node): Always create values of the
15653 specified type, don't bother calling truthvalue_conversion.
15655 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15657 * except.c (output_function_exception_table): Call
15658 assemble_external_libcall (eh_personality_libfunc).
15660 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15663 * config/ia64/ia64.h (struct machine_function): Add state_num.
15664 * config/ia64/ia64.c (process_epilogue,
15665 process_for_unwind_directive): Use new unwind state numbers each
15666 time rather than state 1.
15668 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
15671 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
15672 before the "*llgt_didi" pattern.
15674 2005-02-18 Jason Merrill <jason@redhat.com>
15676 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
15678 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
15680 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
15681 (div0): Use it in place of ARM_FUNC_ALIAS.
15682 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
15684 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
15686 PR middle-end/20030
15687 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
15688 access, the lower bound of the array type if it exists.
15690 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
15693 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
15694 cases that are out-of-range for the index type.
15696 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
15698 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
15699 (estimate_case_costs): Don't call convert.
15700 * expmed.c (expand_shift): Likewise.
15701 (make_tree): Call fold_convert instead of convert.
15703 2005-02-18 Jakub Jelinek <jakub@redhat.com>
15706 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
15707 that ref to be marked MEM_READONLY_P doesn't have base that needs
15710 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15712 * genautomata.c (output_get_cpu_unit_code_func,
15713 output_cpu_unit_reservation_p): Don't generate old-style function
15716 2005-02-18 Jakub Jelinek <jakub@redhat.com>
15719 PR tree-optimization/20009
15720 * convert.c (convert_to_integer): Revert 2005-02-16 change.
15722 PR tree-optimization/18947
15723 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
15724 inline, remove all nodes that are inlined into the extern inline
15727 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
15729 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
15730 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
15731 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
15732 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
15735 2005-02-17 Roger Sayle <roger@eyesopen.com>
15737 PR tree-optimization/19917
15738 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
15739 to be potentially trapping.
15741 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
15743 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
15745 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
15747 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
15748 tem becomes a local variable which is set to the value of the
15749 back end defined INITIAL_FRAME_ADDRESS macro.
15750 (expand_builtin_frame_address): Omit the base parameter to
15751 expand_builtin_return_addr.
15752 (expand_builtin_profile_func): Likewise.
15753 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
15754 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
15755 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
15757 2005-02-17 Jakub Jelinek <jakub@redhat.com>
15759 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
15760 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
15761 * config/frv/frv.c (frv_function_epilogue): Likewise.
15763 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
15765 * lambda-code (perfect_nestify): Remove mark/unmark
15766 for rewriting hack.
15767 * tree-loop-linear.c (linear_transform_loops): Add
15768 rewrite_into_ssa call so that ssa is correct for
15769 rewriting into loop closed.
15771 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
15773 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
15774 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
15776 * bt-load.c (btr_def_live_range, combine_btr_defs,
15777 migrate_btr_def, migrate_btr_defs): Likewise.
15778 * cfgcleanup.c (thread_jump): Likewise.
15779 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
15780 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
15781 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
15782 df_rd_local_compute, df_reg_info_compute): Likewise.
15783 * dominance.c (init_dom_info, free_dom_info): Likewise.
15784 * flow.c (init_propagate_block_info,
15785 free_propagate_block_info): Likewise.
15786 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
15787 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
15788 modify_reg_pav): Likewise.
15789 * loop-invariant.c (find_defs, find_invariant_insn,
15790 find_invariants, free_inv_motion_data): Likewise.
15791 * predict.c (tree_predict_by_opcode,
15792 estimate_bb_frequencies): Likewise.
15793 * stmt.c (expand_case): Likewise.
15794 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
15795 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
15796 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
15797 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
15798 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
15799 rewrite_ssa_into_ssa): Likewise.
15800 * tree-optimize.c (tree_rest_of_compilation): Likewise.
15801 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
15802 analyze_edges_for_bb, perform_edge_inserts): Likewise.
15803 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
15804 * tree-sra.c (tree_sra): Likewise.
15805 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
15806 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
15807 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
15808 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15809 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
15810 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
15812 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
15813 calculate_live_on_entry, calculate_live_on_exit,
15814 build_tree_conflict_graph): Likewise.
15815 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
15816 record_important_candidates, set_use_iv_cost, find_depends,
15817 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
15818 tree_ssa_iv_optimize_finalize): Likewise.
15819 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
15820 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
15821 tree_duplicate_loop_to_header_edge): Likewise.
15822 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
15823 * tree-ssa.c (verify_flow_insensitive_alias_info,
15824 verify_name_tags, verify_ssa, init_tree_ssa,
15825 delete_tree_ssa): Likewise.
15826 * tree-ssanames.c (marked_ssa_names, init_ssanames,
15827 fini_ssanames): Likewise.
15828 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
15830 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
15832 * config/rs6000/t-rtems: Completely reworked.
15834 2005-02-17 Ira Rosen <irar@il.ibm.com>
15836 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
15838 2005-02-17 Ira Rosen <irar@il.ibm.com>
15840 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
15841 POINTER_TYPE_P when checking that type is a pointer.
15842 (vect_get_memtag): Remove.
15843 (vect_address_analysis): Use POINTER_TYPE_P. Call
15844 vect_object_analysis with dummy parameter for memtag.
15845 (vect_object_analysis): Extract memtag (functionality that
15846 used to be in vect_get_memtag and moved here). Fix printings.
15847 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
15848 with correct parameters. Remove call to vect_get_memtag.
15850 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
15852 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
15853 (tree-vectorizer.o): Added missing dependencies.
15855 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
15857 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
15858 declaration in tree-vectorizer.c, now has an extern declaration in
15859 tree-vectorizer.h).
15860 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15861 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
15862 get_vectype_for_scalar_type, vect_is_simple_use,
15863 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
15864 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
15865 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
15866 vectorizable_store, vectorizable_operation, vectorizable_assignment,
15867 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
15868 find_loop_location): Likewise.
15870 * tree-vectorizer.c (langhooks.h): #include removed.
15871 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
15872 moved to tree-vectorized.h.
15873 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15874 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
15875 get_vectype_for_scalar_type, vect_is_simple_use,
15876 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
15877 vect_supportable_dr_alignment, new_loop_vec_info,
15878 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
15879 vect_set_verbosity_level, find_loop_location): Likewise.
15881 (vect_analyze_loop): Function externalized. Declaration moved to
15882 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
15883 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
15884 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
15885 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
15886 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
15887 vect_enhance_data_refs_alignment, vect_analyze_operations,
15888 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
15889 vect_stmt_relevant_p, vect_get_loop_niters,
15890 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
15891 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
15892 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
15893 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
15894 vect_get_memtag): Likewise.
15896 (vectorizable_load): Function externalized. Declaration moved to
15897 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
15898 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
15899 vect_transform_loop): Likewise.
15900 (vect_transform_stmt): Moved to tree-vect-transform.c.
15901 (vect_align_data_ref, vect_create_destination_var,
15902 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
15903 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
15904 vect_get_vec_def_for_operand, vect_init_vector,
15905 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
15906 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
15907 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
15908 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
15909 vect_do_peeling_for_loop_bound): Likewise.
15911 * tree-vect-analyze.c: New file.
15912 * tree-vect-transform.c: New file.
15914 2005-02-17 Jason Merrill <jason@redhat.com>
15916 PR mudflap/19319, c++/19317
15917 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
15920 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
15922 * doc/install.texi (Specific): Update link for Darwin-specific
15925 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
15927 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
15928 constant_boolean_node.
15930 2005-02-16 David Edelsohn <edelsohn@gnu.org>
15933 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
15934 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
15936 2005-02-16 Richard Henderson <rth@redhat.com>
15939 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
15941 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
15942 replace uses with Wtype_MAXp1_F.
15943 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
15944 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
15945 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
15946 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
15947 and HAVE_TFMODE as appropriate.
15948 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
15949 (__floatdisf): Likewise.
15950 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
15951 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
15952 (Wtype_MAXp1_F): New.
15953 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
15954 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
15956 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
15959 * arm.c (arm_apply_result_size): New function.
15960 * arm.h (APPLY_RESULT_SIZE): Define.
15961 * arm-protos.h (arm_apply_result_size): Add prototype.
15962 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
15963 (movxf): New expand.
15964 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
15965 (call_value_symbol): Remove predicate for operand 0.
15966 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
15967 (untyped_call): Rework to correclty return values for any type.
15968 (untyped_return): New expand.
15969 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
15971 2005-02-16 Stan Shebs <shebs@apple.com>
15973 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
15974 * config/rs6000/t-darwin8: New, for 64-bit multilib.
15976 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
15978 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
15979 configure settings on Solaris 7 and later.
15981 2005-02-16 Diego Novillo <dnovillo@redhat.com>
15983 PR tree-optimization/19865
15984 * tree-optimize.c (init_tree_optimization_passes): Run
15985 pass_may_alias after pass_sra.
15987 2005-02-16 Richard Henderson <rth@redhat.com>
15988 Stuart Hastings <stuart@apple.com>
15991 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
15992 Do nothing if debug info suppressed for this function.
15993 (dbxout_begin_function): Early exit if debug info suppressed for
15996 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
15999 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
16001 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
16003 PR tree-optimization/19967
16004 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
16005 expand_builtin_strchr, expand_builtin_strrchr): Take a new
16006 argument TYPE. Adjust calls to fold_builtin_XXX.
16007 (expand_builtin, fold_builtin_1): Adjust calls to
16008 expand_builtin_XXX.
16009 (fold_builtin_strchr, fold_builtin_strpbrk,
16010 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
16011 result to a requested type TYPE.
16013 2005-02-16 Jakub Jelinek <jakub@redhat.com>
16015 PR middle-end/19857
16016 * fold-const.c (fold): Don't optimize (T)(x & cst) to
16017 (T)x & (T)cst if (T)cst overflows.
16018 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
16019 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
16021 2005-02-15 Jeff Law <law@redhat.com>
16023 * gcse.c (blocks_with_calls): New bitmap.
16024 (alloc_gcse_mem): Allocate it.
16025 (free_gcse_mem): Free it.
16026 (clear_modifY_mem_tables): Clear it.
16027 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
16028 when we encounter CALL_INSNs.
16029 (compute_transp, case MEM): Handle blocks with calls separate
16030 from blocks without calls. Use bitmap iterators rather than
16033 2005-02-15 Peter O'Gorman <peter@pogma.com>
16036 * mklibgcc.in (vis_hide): Use a temporary object file, not
16039 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
16042 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
16043 access optimization.
16045 2005-02-15 David Edelsohn <edelsohn@gnu.org>
16046 Alan Modra <amodra@bigpond.net.au>
16049 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
16050 (_xlqsub): Rename to __gcc_qsub.
16051 (_xlqmul): Rename to __gcc_qmul.
16052 (_xlqdiv): Rename to __gcc_qdiv.
16053 Provide versioned symbol aliases with old names.
16054 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
16055 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
16056 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
16057 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
16058 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
16060 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16062 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
16063 Fold ~(A - 1) and ~(A + -1) to -A.
16065 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16069 * config/host-linux.c (linux_gt_pch_use_address): Copy from
16070 config/pa/pa-host.c:pa_gt_pch_use_address.
16072 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
16074 * tree-vn.c (get_value_handle): Make sure that given an
16075 is_gimple_min_invariant expression, we always return it.
16077 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16079 * passes.c (rest_of_handle_gcse): Fix a comment.
16081 2005-02-15 Jeff Law <law@redhat.com>
16083 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
16085 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
16086 (canon_list_insert, record_last_mem_set_info): Similarly.
16087 (clear_modify_mem_tables): Similarly.
16089 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16091 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
16092 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
16093 config/mips/mips.md, config/rs6000/aix.h,
16094 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
16096 2005-02-15 Richard Henderson <rth@redhat.com>
16098 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
16099 call to be best_edge.
16101 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
16103 * basic-block.h: Adjust the prototype for find_basic_blocks.
16104 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
16105 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
16108 * flow.c (recompute_reg_usage): Remove all arguments.
16109 * passes.c (rest_of_compilation): Adjust the call to
16110 recompute_reg_usage.
16111 * rtl.h: Adjust the prototype for recompute_reg_usage.
16113 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
16115 * tree-dump.c (dump_files): Update to reflect new member
16117 (dump_register): Add new argument.
16119 (dump_switch_p_1): Check against glob name if doglob was passed.
16120 (dump_switch_p): Check against regular first, then glob if
16121 we didn't have any hits on the dump name.
16122 * tree-optimize.c (register_one_dump_file):
16123 Pass in glob name as well.
16124 * tree-pass.h (struct dump_file_info): Add glob
16127 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
16129 PR preprocessor/16323
16130 * doc/invoke.texi: Document that -Wendif-labels is on by default.
16132 2005-02-14 David Edelsohn <edelsohn@gnu.org>
16135 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
16136 (trunctfdf2_internal1): New.
16137 (trunctfdf2_internal2): Renamed from trunctfdf2.
16139 2005-02-14 Diego Novillo <dnovillo@redhat.com>
16141 PR tree-optimization/19853
16142 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
16144 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
16146 * passes.c (rest_of_handle_loop_optimize): Remove calls to
16147 delete_dead_jumptables and cleanup_cfg.
16149 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
16151 * reload.c (find_reloads): Swap address_reloaded flags when
16152 swapping commutative operands.
16154 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
16156 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
16157 Use standard_iv_increment_position for computing the bsi position
16159 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
16162 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
16165 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
16166 life range of hard registers.
16167 * value-prof.c (insn_prefetch_values_to_profile): Only
16170 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
16171 profile in libcalls.
16173 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
16175 * bitmap.h (bitmap_and_compl_into): Return bool.
16176 * bitmap.c (bitmap_and_compl_into): Return changed flag.
16178 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
16180 PR tree-optimization/19944
16181 * fold-const.c (fold): Re-add ABS_EXPR folding.
16183 2005-02-13 David Edelsohn <edelsohn@gnu.org>
16186 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
16187 {TARGET,MASK}_XL_COMPAT.
16188 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
16190 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
16191 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
16193 (rs6000_arg_partial_bytes): Same.
16194 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
16195 and XL compatibility enabled.
16196 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
16197 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
16198 test to final condition.
16199 (cmptf_internal2): New.
16200 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
16201 xl-compat. Add TFmode information to description.
16203 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
16205 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
16207 2005-02-13 Jason Merrill <jason@redhat.com>
16210 * fold-const.c (fold_indirect_ref_1): Split out from...
16211 (build_fold_indirect_ref): Here.
16212 (fold_indirect_ref): New fn.
16213 * tree.h: Declare it.
16214 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
16215 (gimplify_modify_expr_rhs): Likewise.
16216 (gimplify_expr): Likewise.
16218 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
16220 PR tree-optimization/14303
16221 PR tree-optimization/15784
16222 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
16223 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
16224 ABS_EXPR<x> != 0 to x != 0.
16226 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
16228 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
16229 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
16230 spelling conventions.
16232 * passes.c (rest_of_handle_gcse): Don't run cse_main and
16233 delete_trivially_dead_insns too many times.
16235 * passes.c (rest_of_handle_gcse): Remove dead assignments to
16238 2005-02-12 Ira Rosen <irar@il.ibm.com>
16240 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
16241 (vect_is_simple_iv_evolution): Remove redundant parameter
16243 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
16244 without last parameter.
16245 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
16246 Return pointer step. Call vect_is_simple_iv_evolution without
16247 last parameter. Check only that the step is multiple of size
16248 type. Remove stmt_vinfo updates.
16249 (vect_get_memtag_and_dr): Remove.
16250 (vect_get_memtag): New function.
16251 (vect_address_analysis): New function.
16252 (vect_object_analysis): New function.
16253 (vect_analyze_data_refs): Call vect_object_analysis and
16254 vect_get_memtag. Update stmt_vinfo fields.
16256 2005-02-12 Ira Rosen <irar@il.ibm.com>
16258 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
16259 exist and are objects. Remove checks for pointer.
16260 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
16261 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
16262 (vect_create_data_ref_ptr): Likewise.
16263 (vect_base_addr_differ_p): New function.
16264 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
16265 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
16266 Don't set the DR_BASE_NAME field of data-ref.
16267 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
16269 2005-02-12 Uros Bizjak <uros@kss-loka.si>
16271 * optabs.h (enum optab_index): Add new OTI_ldexp.
16272 (ldexp_optab): Define corresponding macro.
16273 * optabs.c (init_optabs): Initialize ldexp_optab.
16274 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
16276 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
16278 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
16279 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
16281 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
16282 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
16285 2005-02-12 Ira Rosen <irar@il.ibm.com>
16287 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
16289 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
16291 (vect_get_base_and_offset): Always return an address.
16292 (vect_create_addr_base_for_vector_ref): Remove treatment for
16293 different data reference types.
16294 (vect_compute_data_ref_alignment): Rename base to base_address in
16295 stmt_vec_info. Get the object in order to force its alignment.
16296 (vect_get_memtag_and_dr): Rename base to base_address in
16297 stmt_vec_info. Extract the object for memtag analysis.
16299 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
16301 PR regression/19898.
16302 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
16303 changes cc_status, use apply modified_in_p to part of cc_status
16304 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
16307 2005-02-11 Richard Henderson <rth@redhat.com>
16309 * tree-complex.c (expand_complex_libcall): New.
16310 (expand_complex_multiplication): Use it for c99 compliance.
16311 (expand_complex_division): Likewise.
16312 * fold-const.c (fold_complex_add, fold_complex_mult): New.
16314 * builtins.c (built_in_names): Remove const.
16315 * tree.c (build_common_builtin_nodes): Build complex arithmetic
16317 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
16318 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
16319 (built_in_names): Remove const.
16320 * c-common.c (c_common_type_for_mode): Handle complex modes.
16321 * flags.h, toplev.c (flag_complex_method): Rename from
16322 flag_complex_divide_method.
16323 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
16324 __mulsc3, __muldc3, __mulxc3, __multc3): New.
16325 * libgcc2.h: Declare them.
16326 * libgcc-std.ver: Export them.
16327 * mklibgcc.in (lib2funcs): Build them.
16329 2005-02-11 Steven Bosscher <stevenb@suse.de>
16331 PR tree-optimization/19876
16332 Partially revert my change from 2005-01-14
16333 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
16334 (compute_antic): ...and remove the loop here.
16336 2005-02-11 Jakub Jelinek <jakub@redhat.com>
16338 PR middle-end/19858
16339 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
16340 is number of inner's bits, avoid creating a BIT_FIELD_REF.
16342 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
16343 crtend.o if -pie. Use %{x:a;:b} spec syntax.
16345 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
16347 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
16348 offsets for the big-endian 32-bit case.
16350 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
16352 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
16354 2005-02-11 Dale Johannesen <dalej@apple.com>
16356 * cselib.c (cselib_process_insn): Clear out regs where
16357 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
16358 * reload.c (find_equiv_reg): Ditto.
16360 2005-02-11 Ian Lance Taylor <ian@airs.com>
16362 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
16365 * tree.c (build_function_type_list): Work correctly if there are
16368 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
16370 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
16371 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
16372 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
16373 TARGET_ZARCH instead of TARGET_64BIT.
16375 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
16377 * config/rs6000/t-rtems:
16378 (MULTILIB_OPTIONS): Remove mcpu=602.
16379 (MUTLILIB_DIRNAMES): Remove m602.
16380 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
16381 Let mcpu=602 match mcpu=603.
16382 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
16384 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16386 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
16387 signal trampolines.
16389 2005-02-10 David Daney <ddaney@avtrex.com>
16391 * config/alpha/linux-unwind.h: Add exception clause to copyright.
16392 * config/i386/linux-unwind.h: Likewise.
16393 * config/ia64/linux-unwind.h: Likewise.
16394 * config/mips/linux-unwind.h: Likewise.
16395 * config/pa/linux-unwind.h: Likewise.
16396 * config/rs6000/linux-unwind.h: Likewise.
16397 * config/s390/linux-unwind.h: Likewise.
16398 * config/sh/linux-unwind.h: Likewise.
16399 * config/sparc/linux-unwind.h: Likewise.
16401 2005-02-10 Steven Bosscher <stevenb@suse.de>
16403 PR tree-optimization/17549
16404 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
16405 TER to replace a DEF with its expression if the DEF and the
16406 rhs of the expression we replace into have the same root
16409 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
16411 * config/mips/mips.md: Fix the placement of the match_scratch in the
16414 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
16416 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
16419 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
16421 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
16422 (strip_offset): Handle addresses.
16423 (add_address_candidates): Use strip_offset.
16424 (difference_cost): Reflect strip_offset change.
16425 (force_var_cost, difference_cost): Strip nops.
16427 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
16429 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
16431 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
16432 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
16433 config/cris/cris-protos.h, config/cris/cris.c: Update
16436 2005-02-10 Jeff Law <law@redhat.com>
16438 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
16439 (lookup_avail_expr): Similarly.
16441 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
16443 * builtins.c (fold_builtin_powi): New function.
16444 (fold_builtin_1): Call it.
16446 2005-02-10 Steven Bosscher <stevenb@suse.de>
16448 PR documentation/19309
16449 * doc/cpp.texi: The __GNUC__ and related predefined macros
16450 are also defined for the "standalone" cpp.
16451 Some non-GCC compilers may also define __GNUC__.
16453 2005-02-10 Jakub Jelinek <jakub@redhat.com>
16456 * c-typeck.c (common_type): New routine. Old common_type renamed
16458 (c_common_type): ...this.
16459 (build_conditional_expr, build_binary_op): Use c_common_type instead
16462 2005-02-10 Steven Bosscher <stevenb@suse.de>
16464 * doc/md.texi: Replace @samp{length} with @code{length}.
16466 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
16468 PR tree-optimization/18687
16469 * tree-flow.h (find_loop_niter): Declare.
16470 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
16471 Try using scev even for loops with more than one exit.
16472 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
16473 (struct ivopts_data): Added niters field.
16474 (struct nfe_cache_elt): New.
16475 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
16477 (tree_ssa_iv_optimize_init): Initialize niters cache.
16478 (determine_number_of_iterations): Removed.
16479 (find_induction_variables): Do not call determine_number_of_iterations.
16480 Access niters for single exit through niter_for_single_dom_exit.
16481 (add_iv_outer_candidates): Access niters for single exit through
16482 niter_for_single_dom_exit.
16483 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
16484 number_of_iterations_cond.
16485 (iv_period): New function.
16486 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
16487 (may_replace_final_value): Take data argument. Use
16488 niter_for_single_dom_exit.
16489 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
16490 (rewrite_use_compare): Pass data to may_eliminate_iv.
16491 (rewrite_use_outer): Pass data to may_replace_final_value.
16492 (free_loop_data): Clean up the niters cache.
16493 (tree_ssa_iv_optimize_finalize): Free the niters cache.
16494 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
16495 * tree-ssa-loop-niter.c (find_loop_niter): New function.
16496 (find_loop_niter_by_eval): Use tree_int_cst_lt.
16497 (num_ending_zeros): Moved to tree.c.
16498 * tree.h (num_ending_zeros): Declare.
16499 * tree.c (num_ending_zeros): Moved from tree.c.
16501 2005-02-09 Richard Henderson <rth@redhat.com>
16503 * builtins.c (DEF_BUILTIN): Add COND argument.
16504 * tree.h (DEF_BUILTIN): Likewise.
16505 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
16506 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
16508 (DEF_BUILTIN_STUB): New.
16509 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
16510 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
16511 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
16512 * c-common.c (DEF_BUILTIN): Add COND argument.
16513 * tree.c (local_define_builtin): New.
16514 (build_common_builtin_nodes): New.
16516 2005-02-09 Roger Sayle <roger@eyesopen.com>
16518 * fold-const.c (fold_strip_sign_ops): New function to simplify a
16519 floating point expression ignoring the sign of the result.
16520 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
16521 (fold) <MULT_EXPR>: Use it to simplify x*x.
16522 * tree.h (fold_strip_sign_ops): Prototype here.
16523 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
16524 argument. Use fold_strip_sign_ops to simplify the first argument.
16525 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
16526 first argument when the second argument is an even integer
16527 constant, but only with -funsafe_math_optimizations.
16528 (fold_builtin_1): Update call to fold_builtin_copysign.
16530 2005-02-09 Ian Lance Taylor <ian@airs.com>
16532 PR middle-end/19583
16533 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
16534 just check whether EH_FILTER_FAILURE falls through.
16536 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
16538 * gcc/haifa-sched.c (schedule_block): Make queued sched group
16539 insns return to ready list in the next turn.
16541 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16543 PR middle-end/19402
16544 * builtins.def: New __builtin_powi[lf].
16545 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
16546 (expand_builtin_powi): New function.
16547 (expand_builtin): Dispatch to expand_builtin_powi.
16548 * libgcc2.h: Add prototypes for __builtin_powi[lf].
16549 * libgcc2.c: Add __builtin_powi[lf] implementation.
16550 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
16551 * optabs.h: Add powi_optab.
16552 * optabs.c (init_optabs): Initialize powi_optab.
16553 * doc/extend.texi: Document __builtin_powi[lf].
16555 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
16557 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
16560 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16562 PR middle-end/19854
16563 * fold-const.c (try_move_mult_to_index): Remove redundant
16564 type argument. Create ADDR_EXPR with correct type.
16565 (fold): Update callers of try_move_mult_to_index. Convert
16566 result to the appropriate type.
16568 2005-02-09 Roger Sayle <roger@eyesopen.com>
16571 * config/avr/avr.c (default_rtx_costs): Delete.
16572 (avr_operand_rtx_cost): New function.
16573 (avr_rtx_costs): Completely rewrite.
16575 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
16578 * config/cris/cris.c (in_code): New variable.
16579 (cris_output_addr_const): Now a static function, a wrapper for
16581 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
16582 case from old cris_output_addr_const.
16583 (cris_asm_output_label_ref): Similar for LABEL_REF.
16584 (cris_output_addr_const_extra): Similar for UNSPEC.
16585 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
16586 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
16587 * config/cris/cris-protos.h (cris_output_addr_const): Remove
16589 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
16590 (cris_asm_output_label_ref): Declare.
16592 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
16594 PR preprocessor/19801
16595 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
16596 filenames that changed when libcpp was moved to the toplevel.
16598 2005-02-07 Roger Sayle <roger@eyesopen.com>
16600 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16601 zero extensions of BImode operands. Call lowpart_subreg instead
16602 of gen_lowpart_common and gen_lowpart_SUBREG.
16604 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
16607 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
16608 * configure.ac: Set cc_for_cross_gnattools.
16609 * configure: Regenerate.
16611 2005-02-08 Alan Modra <amodra@bigpond.net.au>
16614 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
16616 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16619 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
16620 of nested functions.
16622 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
16624 * doc/extend.texi: Document deprecated extensions allowing
16625 static floating-point members to have initializers and allowing
16626 floating-point literals in integral constant expressions.
16628 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
16630 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
16631 config/darwin7.h, config/mips/mips.c,
16632 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
16635 * cse.c: Update comments.
16637 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
16639 PR middle-end/19775
16640 * builtins.c (fold_builtin_sqrt): Transform
16641 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
16644 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
16645 Dorit Naishlos <dorit@il.ibm.com>
16647 * doc/invoke.texi (ftree-vectorizer-verbose): New.
16648 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
16649 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
16651 * tree.h (vect_set_verbosity_level): New extern function declaration
16653 * tree-vectorizer.h (verbosity_levels): New enum type.
16654 * tree-vectorizer.c (vect_debug_stats): Function removed.
16655 (vect_debug_details): Likewise.
16656 (vect_verbosity_level): Global variable was defined and initialized.
16657 (vect_dump): Global variable definition.
16658 (vect_print_dump_info): New function.
16659 (vect_set_dump_settings): New function.
16660 (vect_set_verbosity_level): New function.
16661 (vectorize_loops): Add call to vect_set_dump_settings.
16663 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
16664 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
16665 (slpeel_tree_peel_loop_to_edge): Likewise.
16667 (vect_analyze_offset_expr): Call to vect_print_dump_info with
16668 appropriate verbosity level instead of call to vect_debug_details
16669 or vect_debug_stats.
16670 (vect_get_base_and_offset):
16671 (vect_create_addr_base_for_vector_ref):
16672 (get_vectype_for_scalar_type):
16673 (vect_create_data_ref_ptr):
16674 (vect_init_vector):
16675 (vect_get_vec_def_for_operand):
16676 (vect_finish_stmt_generation):
16677 (vectorizable_assignment):
16678 (vectorizable_operation):
16679 (vectorizable_store):
16680 (vectorizable_load):
16681 (vect_transform_stmt):
16682 (vect_update_ivs_after_vectorizer):
16683 (vect_do_peeling_for_loop_bound):
16684 (vect_update_inits_of_drs):
16685 (vect_do_peeling_for_alignment):
16686 (vect_transform_loop):
16687 (vect_is_simple_use):
16688 (vect_analyze_operations):
16689 (vect_is_simple_iv_evolution):
16690 (vect_analyze_scalar_cycles):
16691 (vect_analyze_data_ref_dependence):
16692 (vect_analyze_data_ref_dependences):
16693 (vect_compute_data_ref_alignment):
16694 (vect_enhance_data_refs_alignment):
16695 (vect_analyze_data_refs_alignment):
16696 (vect_analyze_data_ref_access):
16697 (vect_analyze_data_ref_accesses):
16698 (vect_analyze_pointer_ref_access):
16699 (vect_get_memtag_and_dr):
16700 (vect_analyze_data_refs):
16701 (vect_mark_relevant):
16702 (vect_stmt_relevant_p):
16703 (vect_mark_stmts_to_be_vectorized):
16704 (vect_can_advance_ivs_p):
16705 (vect_get_loop_niters):
16706 (vect_analyze_loop_form):
16707 (vect_analyze_loop):
16708 (vectorize_loops): Likewise.
16710 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
16711 (vect_update_inits_of_drs):
16712 (vect_do_peeling_for_alignment):
16713 (vect_transform_loop):
16714 (vect_analyze_operations):
16715 (vect_analyze_scalar_cycles):
16716 (vect_analyze_data_ref_dependences):
16717 (vect_analyze_data_refs_alignment):
16718 (vect_analyze_data_ref_accesses):
16719 (vect_analyze_data_refs):
16720 (vect_mark_stmts_to_be_vectorized):
16721 (vect_get_loop_niters):
16722 (vect_analyze_loop_form):
16723 (vect_analyze_loop): Likewise.
16724 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
16726 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
16730 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
16731 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
16732 either -ffast-math or -funsafe-math-optimizations is in use.
16734 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
16735 * config/mips/irix-csr.c: New file.
16736 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
16737 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
16738 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
16741 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
16743 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
16744 redundant, incorrect definitions.
16746 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
16748 ("*tls_indirect_call"): New, reference hard regs directly.
16749 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
16751 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
16753 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
16754 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
16756 2005-02-06 Roger Sayle <roger@eyesopen.com>
16758 PR rtl-optimization/19800
16759 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
16760 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
16763 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
16765 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
16767 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
16770 * doc/invoke.texi: Correct documentation of -freorder-functions.
16772 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16775 * doc/invoke.texi: Don't mention gccbug.
16777 2005-02-06 Roger Sayle <roger@eyesopen.com>
16778 Andrew Pinski <pinskia@physics.uc.edu>
16779 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
16781 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16782 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
16783 into just (zero_extract:SI FOO (const_int 1) BAR).
16785 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16787 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
16788 macro locally. Don't give last revision date. Use GCC version
16789 number from gcc-common.texi.
16790 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
16791 revision date. Use GCC version number from gcc-common.texi.
16792 Describe being a library as current state rather than as 3.x
16794 * doc/gcc.texi: Remove last update date.
16795 * doc/gccint.texi: Likewise. Update copyright dates.
16796 * doc/install.texi: Update copyright dates.
16798 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16801 * doc/invoke.texi: Mention for each option included in -Wall that
16802 it is included in -Wall.
16803 * doc/gcc.texi: Update copyright and last modification date.
16805 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16807 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
16808 unnecessary cast to original induction variable increments.
16810 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16812 PR tree-optimization/18219
16813 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
16814 in distributed form.
16816 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
16818 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
16819 Set bitpos and offset later in the function. Do nothing if the
16820 target is a register and if the bitfield lies completely outside
16822 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
16823 here. Return an uninitialised register if the source value is stored
16824 in a register and the bitfield lies completely outside that register.
16826 2005-02-06 Steven Bosscher <stevenb@suse.de>
16828 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
16831 2005-02-06 Marcin Dalecki <martin@dalecki.de>
16833 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
16835 2005-02-06 Geoffrey Keating <geoffk@apple.com>
16837 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
16838 * config/darwin8.h: New.
16839 * config/darwin7.h: Update comment.
16841 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
16842 Dorit Naishlos <dorit@il.ibm.com>
16844 * tree-vectorizer.h (LOC): New type.
16845 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
16846 (loop_line_number): New field in struct _loop_vec_info.
16847 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
16849 * tree-vectorizer.c (input.h): Included.
16850 (find_loop_location): New function.
16851 (vect_debug_stats): Argument changed from loop to LOC. Computation of
16852 loop line number removed.
16853 (vect_debug_details): Likewise.
16854 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
16856 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
16857 call to vect_debug_details/stats changed from loop to loop_loc.
16858 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
16859 (slpeel_tree_peel_loop_to_edge): Likewise.
16861 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
16862 changed from NULL to UNKNOWN_LOC.
16863 (vect_get_base_and_offset):
16864 (vect_create_addr_base_for_vector_ref):
16865 (get_vectype_for_scalar_type):
16866 (vect_create_data_ref_ptr):
16867 (vect_init_vector):
16868 (vect_get_vec_def_for_operand):
16869 (vect_finish_stmt_generation):
16870 (vectorizable_assignment):
16871 (vectorizable_operation):
16872 (vectorizable_store):
16873 (vectorizable_load):
16874 (vect_transform_stmt):
16875 (vect_update_ivs_after_vectorizer):
16876 (vect_do_peeling_for_loop_bound):
16877 (vect_do_peeling_for_alignment):
16878 (vect_transform_loop):
16879 (vect_is_simple_use):
16880 (vect_analyze_operations):
16881 (vect_is_simple_iv_evolution):
16882 (vect_analyze_scalar_cycles):
16883 (vect_analyze_data_ref_dependences):
16884 (vect_compute_data_ref_alignment):
16885 (vect_enhance_data_refs_alignment):
16886 (vect_analyze_data_ref_access):
16887 (vect_analyze_data_ref_accesses):
16888 (vect_analyze_pointer_ref_access):
16889 (vect_get_memtag_and_dr):
16890 (vect_analyze_data_refs):
16891 (vect_mark_relevant):
16892 (vect_stmt_relevant_p):
16893 (vect_mark_stmts_to_be_vectorized):
16894 (vect_can_advance_ivs_p):
16895 (vect_get_loop_niters):
16896 (vect_analyze_loop):
16897 (vectorize_loops): Likewise.
16899 (vectorizable_load): Argument in call to vect_debug_details/stats
16900 changed from loop to LOOP_LOC (loop_vinfo).
16901 (vect_transform_loop):
16902 (vect_analyze_operations):
16903 (vect_analyze_scalar_cycles):
16904 (vect_analyze_data_ref_dependence):
16905 (vect_enhance_data_refs_alignment):
16906 (vect_analyze_data_ref_accesses):
16907 (vect_analyze_pointer_ref_access):
16908 (vect_analyze_data_refs):
16909 (vect_analyze_loop): Likewise.
16911 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
16912 changed from loop to loop_loc.
16914 (vect_enhance_data_refs_alignment): Removed unused variable loop.
16916 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
16917 Dorit Naishlos <dorit@il.ibm.com>
16919 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
16921 (vect_analyze_data_ref_dependences): Likewise.
16923 (vect_is_simple_use): Argument changed from loop structure to
16924 loop_vect_info structure.
16925 (vect_can_advance_ivs_p): Likewise.
16926 (vect_create_index_for_vector_ref): Likewise.
16927 (vect_update_ivs_after_vectorizer): Likewise.
16928 (new_stmt_vec_info): Likewise.
16930 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
16931 changed from loop to loop_vinfo.
16932 (vect_create_data_ref_ptr): First argument in call to
16933 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
16934 (vectorizable_assignment): Second argument in call to vect_is_simple_use
16935 was changed from loop to loop_vinfo.
16936 (vectorizable_operation): Likewise.
16937 (vectorizable_store): Likewise.
16938 (vect_mark_stmts_to_be_vectorized): Likewise.
16939 (vect_do_peeling_for_loop_bound): First argument in call to
16940 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
16941 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
16942 was changed from loop to loop_vinfo.
16943 (vect_analyze_data_ref_dependences): Third argument in call to
16944 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
16946 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
16947 (vect_create_data_ref_ptr): Likewise.
16948 (vect_init_vector): Likewise.
16949 (vect_get_vec_def_for_operand): Likewise.
16950 (vectorizable_assignment): Likewise.
16951 (vectorizable_operation): Likewise.
16952 (vectorizable_store): Likewise.
16953 (vectorizable_load): Likewise.
16954 (vect_update_ivs_after_vectorizer): Likewise.
16955 (vect_is_simple_use): Likewise.
16956 (vect_analyze_data_ref_dependence): Likewise.
16957 (vect_analyze_pointer_ref_access): Likewise.
16958 (vect_can_advance_ivs_p): Likewise.
16960 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
16961 before _stmt_vec_info.
16962 (_stmt_vec_info): Loop field replaced by loop_vec_info.
16963 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
16964 (new_stmt_vec_info): Argument changed from loop structure to
16965 loop_vect_info structure
16967 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
16968 (vect_analyze_offset_expr): Avoid 80 columns overflow.
16969 (vect_create_addr_base_for_vector_ref): Likewise.
16970 (vect_analyze_pointer_ref_access): Likewise.
16972 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
16975 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
16976 phi flag if the phi is abnormal.
16978 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
16981 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
16982 information for the new statement.
16984 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
16987 * gcc.c (main): Include the target in -v output.
16989 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
16991 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
16992 Do not drop the extend if we'd have to add a paradoxical subreg
16993 later. Include optabs.h and insn-codes.h.
16994 * Makefile.in (combine.o): Depend on $(OPTABS_H).
16996 2005-02-02 Roger Sayle <roger@eyesopen.com>
16998 PR middle-end/19405
16999 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
17000 * fold-const.c (const_binop): Avoid constant folding floating
17001 point operations in modes that use composite representations.
17002 * simplify-rtx.c (simplify_binary_operation): Likewise.
17004 2005-02-02 Geoffrey Keating <geoffk@apple.com>
17006 * config/rs6000/altivec.md (altivec_dst): Make the first operand
17008 (altivec_dstt): Likewise.
17009 (altivec_dstst): Likewise.
17010 (altivec_dststt): Likewise.
17011 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
17014 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17016 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
17017 EXPR_LOCUS from orig_cond to the new cond_stmt.
17018 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
17021 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17023 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
17024 standard_iv_increment_position. Remove call to bsi_next
17025 (no need to bump the iterator anymore).
17026 (vect_create_index_for_vector_ref): Call
17027 standard_iv_increment_position. Remove second function argument.
17028 (vect_finish_stmt_generation): Remove call to bsi_next
17029 (no need to bump the iterator anymore).
17030 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
17031 to vect_create_index_for_vector_ref.
17033 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17035 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
17036 phis are used out of the loop.
17038 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
17041 * c-decl.c (undef_nested_function): New variable.
17042 (pop_scope): Diagnose undefined nested functions.
17043 (finish_function): Don't attempt cgraph processing or genericizing
17044 if current top-level function contained an undefined nested
17045 function. Reset undef_nested_function at the end of a top-level
17048 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
17050 * tree.c (build_int_cst_type): Take sign of the value into account
17051 when deciding whether sign extend the value.
17053 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17056 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
17057 (cpp_options, cc1_options): Change %{std*&ansi} to
17058 %{std*&ansi&trigraphs}.
17060 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17062 * cse.c: Update comments.
17064 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
17066 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
17067 arguments go on the stack. Do not put complex doubles in odd/even
17070 2005-02-02 Steven Bosscher <stevenb@suse.de>
17072 * doc/invoke.texi: Update the options enabled at -O1, -O2,
17073 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
17074 -ftree-pre, and -fthread-jumps.
17076 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
17078 PR tree-optimization/19578
17079 * tree-flow.h (modified_noreturn_calls): Declare.
17080 (noreturn_call_p): Declare.
17081 * tree-flow-inline.h (noreturn_call_p): New function.
17082 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
17083 * tree-cfg.c (modified_noreturn_calls): New variable.
17084 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
17085 that contain a mid-block noreturn call.
17086 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
17088 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17090 * df.c (df_def_record_1, df_uses_record): Don't use
17092 * df.h (DF_FOR_REGALLOC): Remove.
17094 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17097 * c-typeck.c (really_start_incremental_init): Reset
17098 constructor_max_index for arrays of incomplete type.
17100 2005-02-02 Jeff Law <law@redhat.com>
17102 * gcse.c (struct reg_set): Store the block index where the register
17103 was set rather than the setting insn.
17104 (record_one_set, compute_transp): Corresponding changes.
17105 (pre_insert_copy_insn): Do not call replace_one_set.
17106 (replace_one_set): Remove.
17108 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17111 * doc/gcov.texi: Fix typo.
17113 2005-02-01 Richard Henderson <rth@redhat.com
17116 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
17117 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
17119 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
17120 * config/i386/i386-protos.h: Update.
17122 2005-02-01 Steven Bosscher <stevenb@suse.de>
17124 PR tree-optimization/19217
17125 * tree-cfg.c (verify_expr): Use the data field to see if TP was
17126 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
17127 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
17128 that it is walking a PHI node.
17130 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
17132 * doc/extend.texi (Nested Functions): Update.
17134 2005-02-01 Richard Henderson <rth@redhat.com>
17137 * optabs.c (expand_copysign_absneg): Export.
17138 * optabs.h (expand_copysign_absneg): Declare.
17139 * config/rs6000/rs6000.md (copysigntf3): New.
17141 2005-02-01 Diego Novillo <dnovillo@redhat.com>
17143 PR tree-optimization/19633
17144 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
17145 * tree-ssa-alias.c (init_alias_info): Initialize.
17146 (merge_pointed_to_info): Set.
17147 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
17148 (dump_points_to_info_for): Show value of pt_null.
17149 (struct count_ptr_d): Declare.
17150 (find_ptr_dereference): Remove.
17151 (ptr_is_dereferenced_by): Remove.
17152 (count_ptr_derefs): New local function.
17153 (count_uses_and_derefs): New local function.
17154 (compute_points_to_and_addr_escape): Call it. If the number
17155 of dereferences is greater than zero, mark the pointer as
17156 dereferenced. If there are fewer dereferences than uses of
17157 the pointer, the pointer's value escapes.
17159 2005-02-01 Diego Novillo <dnovillo@redhat.com>
17161 PR tree-optimization/19670
17162 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
17164 (verify_use): ... set it here, instead.
17166 2005-02-01 Janis Johnson <janis187@us.ibm.com>
17168 * doc/sourcebuild.texi (Test directives): Fix formatting.
17170 * doc/sourcebuild.texi (Test directives): Describe selector
17173 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
17175 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
17176 specific 64-bit CPUs.
17178 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
17181 * arm.c (arm_eliminable_register): New function.
17182 (adjacent_mem_locations): Don't allow eliminable registers. Use
17183 HOST_WIDE_INT for address offsets.
17184 * arm-protos.h (arm_eliminable_register): Add prototype.
17186 2005-02-01 Steven Bosscher <stevenb@suse.de>
17188 PR optimization/15242
17189 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
17190 * basic-block.h (duplicate_computed_gotos): Add prototype.
17191 * bb-reorder.c (duplicate_computed_gotos): New function to
17192 duplicate sufficiently small blocks ending in a computed jump.
17193 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
17194 if not optimizing for size.
17195 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
17196 never do tail merging for blocks ending in a computed jump.
17197 * doc/invoke.texi: Document the max-goto-duplication-insns param.
17199 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
17201 Patch from Richard Sandiford <rsandifo@redhat.com>
17202 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
17203 from inheriting a subreg equivalence with a non-spill register.
17205 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
17207 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
17209 * config/frv/frv.c (movcc_fp_destination_operand): New.
17210 (gpr_or_memory_operand): Fix typo in comment.
17211 (gpr_or_memory_operand_with_scratch): New.
17212 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
17213 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
17214 movcc_fp_destination_operand.
17215 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
17216 Legitimize memory addresses using a scratch register.
17218 2005-01-31 Jeff Law <law@redhat.com>
17220 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
17221 bitmap a sparse bitmap instead of a simple bitmap.
17222 (mark_def_sites_initialize_block): Corresponding changes.
17223 (ssa_mark_def_sites_initialize_block): Likewise.
17224 (ssa_mark_phi_uses): Likewise.
17225 (mark_def_site, ssa_mark_def_sites): Likewise.
17226 (mark_def_site_blocks): Likewise.
17227 (rewrite_ssa_into_ssa): Likewise.
17229 * tree-ssa-dom.c (record_cond): Pass correct variable type
17230 for last argument to htab_find_slot_with_hash.
17232 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
17233 effects when optimizing 0 % X. Do not try to optimize X % 0.
17235 2005-01-31 James E. Wilson <wilson@specifixinc.com>
17237 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
17240 2005-02-01 Eric Christopher <echristo@redhat.com>
17242 * config/mips/mips.c (override_options): Warn if -mint64
17244 * doc/invoke.texi (MIPS Options): Document that -mint64 is
17247 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
17249 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
17251 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
17252 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
17253 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
17254 (cached_regno): Initialize to INVALID_REGNUM.
17255 (cse_reg_info_table_size,
17256 cse_reg_info_table_first_uninitialized,
17257 cse_reg_info_timestamp): New.
17258 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
17260 (init_cse_reg_info, get_cse_reg_info_1): New.
17261 (get_cse_reg_info): Cache the last look-up.
17262 (new_basic_block): Update the code to clear mappings from
17263 registers to cse_reg_info entries.
17264 (cse_main): Call init_cse_reg_info.
17266 * cse.c (get_cse_reg_info): Update a comment.
17268 2005-01-31 Steven Bosscher <stevenb@suse.de>
17271 * c-decl.c (start_decl): Do not warn about arrays of elements with
17272 an incomplete type here.
17273 (grokdeclarator): Do it here by making a pedwarn an error.
17274 * c-typeck.c (push_init_level): If there were previous errors with
17275 the constructor type, do not warn about braces for initializers.
17276 (process_init_element): Likewise for excess initializer elements.
17278 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
17280 * cse.c (delete_trivially_dead_insn): Don't iterate.
17282 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
17284 * config/rs6000/rs6000.md (copysignsf3): New expand.
17285 (copysigndf3): Likewise.
17287 2005-01-31 Steven Bosscher <stevenb@suse.de>
17289 * recog.c (constrain_operands): Only look for earlyclobber operand
17290 conflicts if an '&' constraint was seen.
17292 2005-01-31 Marc Espie <espie@openbsd.org>
17294 * config.gcc: Don't include embedded systems fragment, switches default
17295 debugging format to ELF.
17296 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
17297 longer pick it up there.
17299 2005-01-31 Dale Johannesen <dalej@apple.com>
17301 * doc/extend.texi (nested functions): Fix linkage description.
17302 Clarify that static is not allowed.
17304 2005-01-31 Dale Johannesen <dalej@apple.com>
17306 * config/rs6000/darwin.md (movsf_low_di): Make work.
17307 (movdf_low_di): Make work.
17309 2005-01-31 Dale Johannesen <dalej@apple.com>
17311 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
17312 Make work for 64 bit.
17314 2005-01-31 Roger Sayle <roger@eyesopen.com>
17315 Dale Johannesen <dalej@apple.com>
17317 PR middle-end/19650
17318 * fold-const.c (fold_binary_op_with_conditional_arg):
17319 Make types match original operands, before STRIP_NOPS.
17321 2005-01-31 Alan Modra <amodra@bigpond.net.au>
17323 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
17324 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
17325 (struct gcc_sigcontext): Delete. Merge contents to..
17326 (struct gcc_ucontext): ..here.
17327 (get_sigcontext): Delete.
17328 (get_regs): New function, like get_sigcontext but return regs ptr.
17329 64-bit version finds regs from r1 to support vdso.
17330 (ppc_linux_aux_vector): New function.
17331 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
17334 2005-01-31 Ira Rosen <irar@il.ibm.com>
17336 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
17338 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
17339 redundant fold. Fix misalignment for MINUS_EXPR.
17340 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
17341 (vect_analyze_pointer_ref_access): Likewise.
17342 (vect_get_memtag_and_dr): Likewise.
17344 2005-01-31 Richard Henderson <rth@redhat.com>
17346 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
17347 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
17348 absnegdf2_i387, absnegxf2_i387): Likewise.
17350 2005-01-31 Richard Henderson <rth@redhat.com>
17353 * optabs.c (expand_copysign_absneg): New.
17354 (expand_copysign_bit): Split out from ...
17355 (expand_copysign): ... here. Use expand_copysign_absneg.
17357 2005-01-30 Roger Sayle <roger@eyesopen.com>
17359 PR middle-end/19697
17360 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
17361 constant as the second operand and a register as the third.
17363 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
17366 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
17367 that dllimport'd functions do not use all call-clobbered registers
17368 to pass parameters.
17370 2005-01-30 Richard Henderson <rth@redhat.com>
17373 * optabs.c (expand_absneg_bit): Split out from expand_unop and
17374 expand_abs_nojump and generalize. Use operand_subword and
17375 emit_no_conflict_block. Support large modes.
17376 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
17378 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
17379 negation to subtraction.
17380 (expand_copysign): Check that the format has signed zeros.
17381 Use operand_subword and emit_no_conflict_block. Support large modes.
17383 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
17385 Fix PR tree-optimization/19624
17387 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
17388 * tree-ssa-pre.c: Add cfgloop.h.
17390 (pre_stats): New member, constified.
17391 (inserted_exprs): New static variable.
17392 (NECESSARY): New macro.
17393 (create_expression_by_pieces): Fold the expression, and
17394 mark it as defaulting to not necessary. Also put in
17396 (fully_constant_expression): New function.
17397 (insert_into_preds_of_block): Modify to not insert phis when we
17398 are playing with induction variables.
17399 Push phis onto the inserted_exprs vector, and mark them as not
17400 necessary by default.
17401 (insert_aux): Call fully_constant_expression on eprime.
17402 If all edges produce the same value, mark it constant.
17403 (mark_operand_necessary): New function.
17404 (remove_dead_inserted_code): New function.
17405 (init_pre): Init loop optimizer to get loop info.
17406 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
17407 (execute_pre): Commit edge inserts, then remove dead code.
17409 2005-01-30 Richard Henderson <rth@redhat.com>
17411 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
17412 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
17414 2005-01-30 Richard Henderson <rth@redhat.com>
17417 * config/i386/i386.c (ix86_expand_copysign): New.
17418 (ix86_split_copysign_const): New.
17419 (ix86_split_copysign_var): Rename from ix86_split_copysign,
17420 rearrange op1/nmask operands.
17421 * config/i386/i386-protos.h: Update.
17422 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
17423 (copysigndf3): Likewise.
17424 (copysignsf3_const, copysigndf3_const): New.
17425 (copysignsf3_var): Rename from copysignsf3, split out splitter
17426 and fix split predicate for X constraint.
17427 (copysigndf3_var): Similarly.
17429 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
17431 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
17432 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
17433 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
17435 2005-01-29 Richard Henderson <rth@redhat.com>
17438 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
17439 of # and * in constraints.
17441 2005-01-29 Richard Henderson <rth@redhat.com>
17443 PR middle-end/19689
17444 * expr.c (store_field): Don't strip sub-mode cast when the input
17445 data is even smaller.
17447 2005-01-29 Richard Henderson <rth@redhat.com>
17449 PR middle-end/19687
17450 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
17453 2005-01-29 Richard Henderson <rth@redhat.com>
17455 * combine.c (make_field_assignment): Fix argument order
17458 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
17460 PR tree-optimization/15791
17461 * fold-const.c (extract_array_ref): New function.
17462 (fold): Fold comparisons between &a[i] and &a[j] or
17463 semantically equivalent trees.
17465 2005-01-29 Jeff Law <law@redhat.com>
17467 * gcse.c (insert_expr_in_table): Revamp handling of available
17468 and anticipatable occurrence lists to avoid unnecessary list
17470 (insert_set_in_table): Similarly.
17472 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
17474 * c-common.c (fix_string_type): Just use c_build_qualified_type to
17476 (c_build_qualified_type): Build qualified array types with
17477 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
17478 * c-decl.c (c_make_fname_decl): Build unqualified array type
17479 before qualified type.
17480 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
17481 type is qualified, not just if type itself is. Don't apply
17482 qualifiers to array type when declarator is processed. Apply
17483 qualifiers to field type whether or not it is an array type.
17484 Don't handle array types specially for applying qualifiers to
17486 * c-typeck.c (composite_type): Build unqualified element type and
17487 array type when forming composite of array types.
17488 (common_pointer_type, comptypes, comp_target_types,
17489 type_lists_compatible_p, build_indirect_ref, build_array_ref,
17490 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
17492 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
17493 (args2) in variables a1 and a2.
17495 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
17497 * cse.c (n_elements_made, max_elements_made): Remove.
17498 (insert): Don't touch n_elements_made.
17499 (cse_main): Don't touch n_elements_made or max_elements_made.
17501 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
17504 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
17505 configuration part of dp-bit.c to be lost.
17507 2005-01-28 Roger Sayle <roger@eyesopen.com>
17509 * expmed.c (expand_mult_highpart_optab): When attempting to use
17510 a non-widening multiplication in a wider mode, the operands need
17511 to be converted (zero or sign extended) to that mode.
17513 2005-01-28 Ian Lance Taylor <ian@airs.com>
17515 PR middle-end/16558
17516 PR middle-end/19583
17517 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
17518 through if both operands fall through.
17520 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17522 * cse.c (fold_rtx) <PC>: Don't optimize.
17524 2005-01-28 Jeff Law <law@redhat.com>
17526 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
17527 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
17529 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17531 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
17532 cse_reg_info_used_list_end): Remove.
17533 (cse_reg_info_list, cse_reg_info_list_free): New.
17534 (get_cse_reg_info): When allocating an instance of
17535 cse_reg_info, add it to the beginning of the cse_reg_info_list
17536 list. Remove code to maintain cse_reg_info_used_list.
17537 (new_basic_block): Reset the free list to the beginning of
17540 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
17542 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
17543 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
17544 (frv_expand_mdpackh_builtin): New function.
17545 (frv_expand_builtin): Use it to expand __MDPACKH.
17546 * doc/extend.texi (__MDPACKH): Update documentation.
17548 2005-01-28 Uros Bizjak <uros@kss-loka.si>
17550 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
17551 SSE_FLOAT_MODE_P for use_sse computation.
17553 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
17556 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
17558 2005-01-27 Richard Henderson <rth@redhat.com>
17560 * builtins.c (expand_builtin_copysign): New.
17561 (expand_builtin): Call it.
17562 * genopinit.c (optabs): Add copysign_optab.
17563 * optabs.c (init_optabs): Initialize it.
17564 (expand_copysign): New.
17565 * optabs.h (OTI_copysign, copysign_optab): New.
17566 (expand_copysign): Declare.
17568 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
17569 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
17571 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
17572 (ix86_expand_fp_absneg_operator): ... here.
17573 (ix86_split_copysign): New.
17574 * config/i386/i386-protos.h: Update.
17575 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
17576 (copysignsf3, copysigndf3): New.
17578 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
17579 (copysignsf3, ncopysignsf3): New.
17580 (copysigndf3, ncopysigndf3): New.
17581 (copysignxf3, ncopysignxf3): New.
17582 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
17584 2005-01-27 Arend Bayer <arend.bayer@web.de>
17585 Kazu Hirata <kazu@cs.umass.edu>
17587 * cse.c: (find_best_addr): Don't call copy_rtx before calling
17588 fold_rtx. Save cost recomputation if fold_rtx did nothing.
17589 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
17592 2005-01-27 Jeff Law <law@redhat.com>
17594 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
17595 definitions of SSA_NAMEs which are not being rewritten.
17596 (rewrite_ssa_into_ssa): Only initialize the current definition
17597 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
17598 If checking is enabled, assert that SSA_NAME_AUX is clear for all
17599 SSA_NAMEs before returning.
17601 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
17603 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
17604 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
17605 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
17606 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
17607 config/mips/iris6.h, config/sh/sh.c: Update copyright.
17609 2005-01-27 Steven Bosscher <stevenb@suse.de>
17611 PR middle-end/17278
17612 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
17613 higher to -O2 and higher. Likewise for tree PRE.
17614 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
17617 2005-01-27 Ian Lance Taylor <ian@airs.com>
17619 PR middle-end/19583
17620 * gimple-low.c (try_catch_may_fallthru): New static function.
17621 (block_may_fallthru): Handle TRY_CATCH_EXPR.
17622 * tree-inline.c (expand_call_inline): Don't warn about reaching
17623 the end of a non-void function being inlined if the function uses
17626 2005-01-27 Jakub Jelinek <jakub@redhat.com>
17628 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
17631 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
17632 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
17633 (implicitly_declare): Handle error_mark_node.
17635 2005-01-27 Richard Henderson <rth@redhat.com>
17638 * tree.h (struct tree_decl): Add debug_expr_is_from.
17639 (DECL_DEBUG_EXPR_IS_FROM): New.
17640 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
17641 * dwarf2out.c (dwarf2out_var_location): Update to match.
17642 * tree-outof-ssa.c (create_temp): Likewise.
17643 * var-tracking.c (track_expr_p): Likewise.
17644 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
17645 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
17646 * toplev.c (default_tree_printer): Likewise.
17648 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
17650 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
17651 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
17653 2005-01-27 Steven Bosscher <stevenb@suse.de>
17655 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
17656 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
17657 ASM_CLOBBERS): Add tree checks.
17659 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
17660 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
17661 * c-common.def (SWITCH_STMT): Update to match.
17662 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
17663 macros instead of SWITCH_EXPR ones.
17664 * c-dump.c (c_dump_tree): Likewise.
17665 * c-gimplify.c (gimplify_switch_stmt): Likewise.
17666 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
17668 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
17670 2005-01-27 Alan Modra <amodra@bigpond.net.au>
17672 * unwind-dw2.c (execute_stack_op): Add missing cases for
17673 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
17675 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
17677 * config.gcc (Obsolete configurations): Remove 'dummy', add
17678 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
17681 2005-01-26 Diego Novillo <dnovillo@redhat.com>
17683 PR tree-optimization/19633
17684 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
17686 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
17687 are no call-clobbered variables.
17688 * tree-outof-ssa.c (check_replaceable): Return false for calls
17691 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
17693 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
17694 even for variables with NULL DECL_INITIAL.
17696 2005-01-26 Stuart Hastings <stuart@apple.com>
17698 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
17700 2005-01-26 Richard Henderson <rth@redhat.com>
17702 PR middle-end/18008
17703 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
17705 * expr.c (store_field): Strip conversions to odd-bit-sized types
17706 if the destination field width matches.
17708 2005-01-26 Richard Henderson <rth@redhat.com>
17710 * c-decl.c, expmed.c, expr.c: Revert last change.
17712 2005-01-26 Richard Henderson <rth@redhat.com>
17714 PR middle-end/18008
17715 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
17717 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
17718 if we don't need the bits above those present in the current mode.
17719 * expr.c (store_field): Strip conversions to odd-bit-sized types
17720 if the destination field width matches.
17722 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
17724 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17725 either -ffast-math or -funsafe-math-optimizations is in use.
17727 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
17731 * config/avr/avr.c (notice_update_cc): Only set condition code for
17732 ashrqi3 if shift count > 0.
17733 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
17734 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
17735 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
17736 count <= 0 as a no-op, and shift count >= width by copying zero
17737 or sign bit to all bits of the result.
17738 * config/avr/avr.md (all shifts): Add alternatives for zero shift
17739 count, with attribute "length" set to 0 and "cc" set to "none".
17741 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
17743 * doc/invoke.texi: Document -mTLS.
17745 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
17746 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
17747 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
17748 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
17749 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
17750 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
17751 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
17752 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
17754 * configure.ac: Check for a TLS capable gas.
17756 * configure: Regenerate.
17758 2005-01-26 Richard Henderson <rth@redhat.com>
17760 PR middle-end/18008
17761 * combine.c (make_field_assignment): Simplify store to zero_extract
17762 from a source with an overlapping mask.
17764 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
17766 2004-11-11 Eric Christopher <echristo@redhat.com>
17768 * config/frv/frv.md: Add fr400_integer automaton. Don't
17769 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
17772 2005-01-26 Steven Bosscher <stevenb@suse.de>
17774 PR middle-end/16585
17775 * cfgbuild.c (make_edges): Do not clear or set
17776 current_function_has_computed_jump.
17777 * function.h (struct function): Remove the has_computed_jump field.
17778 (current_function_has_computed_jump): Do not define.
17779 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
17780 in a computed jump. Ignore current_function_has_computed_jump.
17782 2005-01-26 Richard Henderson <rth@redhat.com>
17784 PR middle-end/19515
17785 * expr.c (categorize_ctor_elements): New argument p_must_clear.
17786 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
17788 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
17789 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
17790 objects into static storage if they have more than one non-zero value.
17791 * tree.h (categorize_ctor_elements): Update decl.
17793 2005-01-26 Steven Bosscher <stevenb@suse.de>
17795 PR middle-end/19616
17796 * tree.h (CALL_EXPR_TAILCALL): Add comment.
17797 * calls.c (check_sibcall_argument_overlap_1): Revert the change
17798 to this function from 2004-07-10.
17799 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
17800 the current function for tail call optimizations if the address
17801 of one of it its arguments is taken.
17803 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
17805 * cse.c (fold_rtx): Call equiv_constant only when necessary.
17807 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
17809 * function.c (expand_function_end): If current_function_calls_alloca,
17810 emit stack restore in a place that is reached when the function falls
17811 through at the end.
17813 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
17815 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
17816 rule to avoid matching inappropriate suffix rule.
17818 2005-01-26 Jan Hubicka <jh@suse.cz>
17820 PR tree-optimization/19241
17821 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
17823 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
17825 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
17826 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
17828 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
17829 <sim*>: Always use crt1.o, regardless of N in simN.
17830 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
17831 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
17832 (CRT_CALL_STATIC_FUNCTION): Remove.
17833 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
17834 use crt1.o, regardless of N in simN.
17835 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
17836 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
17837 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
17838 case isystem setting.
17839 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
17841 2005-01-25 Ian Lance Taylor <ian@airs.com>
17843 * gimple-low.c (block_may_fallthru): Correct handling of
17844 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
17846 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
17848 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
17849 handlers to match indentation; nested under the mtune=* handler.
17850 Similar for mcpu= and march=.
17852 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
17854 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
17855 * config/mips/linux64.h (LIB_SPEC): Likewise.
17856 * config/mn10300/linux.h (LIB_SPEC): Likewise.
17857 * config/sh/linux.h (LIB_SPEC): Likewise.
17859 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
17861 * config/frv/frv.c (frv_legitimize_tls_address): New.
17862 (TARGET_HAVE_TLS): Define.
17863 (FRV_SYMBOL_REF_TLS_P): Define.
17864 (frv_override_options): Handle new register classes.
17865 (frv_legitimate_address_p): Reject tls addresses.
17866 (frv_legitimize_address): Handle TLS addresses.
17867 (gen_inlined_tls_plt): New.
17868 (gen_tlsmoff): New.
17869 (frv_legitimize_tls_address): New.
17870 (unspec_got_name): Add TLS entries.
17871 (got12_operand): Add R_FRV_TLSMOFF12 case.
17872 (frv_emit_move): Fixup TLS addresses.
17873 (frv_emit_movsi): Legitimize TLS addresses.
17875 * config/frv/frv.h (MASK_BIG_TLS): New.
17876 (TARGET_BIG_TLS): New.
17877 (HAVE_AS_TLS): Define.
17878 (TARGET_SWITCHES): Add -mTLS and -mtls options.
17879 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
17880 (REG_CLASS_NAMES): Same.
17881 (REG_CLASS_CONTENTS): Same.
17882 (CONSTRAINT_LEN): New.
17883 (REG_CLASS_FROM_CONSTRAINT): New.
17884 (PREDICATE_CODES): Add symbolic_operand.
17886 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
17887 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
17888 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
17889 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
17890 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
17891 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
17892 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
17893 GR9_REG, GR14_REG, LRREG.
17894 (type): Add load_or_call attribute.
17895 ("load_or_call"): New reservation.
17896 ("call_gettlsoff"): New.
17897 ("tls_indirect_call"): New.
17898 ("tls_load_gottlsoff12"): New.
17899 ("tlsoff_hilo"): New.
17900 ("tls_tlsdesc_ldd"): New.
17901 ("tls_tlsoff_ld"): New.
17904 * config/frv/frv-protos.h (symbolic_operand): Protoize.
17906 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
17908 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
17909 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
17910 * config/frv/frv.c (TLS_BIAS): Define.
17911 (frv_output_dwarf_dtprel): New.
17913 2005-01-26 Jakub Jelinek <jakub@redhat.com>
17915 PR rtl-optimization/19579
17916 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
17917 both A and B, see if they don't clobber registers the other expr uses.
17919 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
17921 * real.c (do_add): Initialize signalling and canonical members.
17923 * real.c (real_from_integer): Zero out destination.
17925 2005-01-18 Jan Hubicka <jh@suse.cz>
17927 PR tree-optimize/19337
17928 * tree-inline.c (initialize_inlined_parameters): Copy
17929 saved_static_chain_decl only.
17931 2005-01-25 Richard Henderson <rth@redhat.com>
17935 * config/i386/i386.c (x86_inter_unit_moves): Zero.
17936 (ix86_preferred_reload_class): Rewrite fp-constant section, with
17937 80387 enabled, to return a proper subclass. Return the subset that
17938 overlaps with GENERAL_REGS for PLUS.
17939 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
17941 2005-01-25 Richard Henderson <rth@redhat.com>
17943 PR middle-end/19609
17944 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
17946 2005-01-25 Roger Sayle <roger@eyesopen.com>
17948 * expmed.c (choose_multiplier): Change interface to return the
17949 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
17950 (expand_divmod): Update calls to choose_multiplier.
17952 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17954 PR middle-end/19330
17955 * expmed.c (extract_bit_field): Use adjust_address instead of
17956 gen_lowpart when op0 is a MEM.
17958 2005-01-24 Steven Bosscher <stevenb@suse.de>
17960 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
17962 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
17964 * config/mips/irix-csr.c: New file.
17965 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17966 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17967 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17970 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
17973 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
17974 sparc/elf.h, add sparc/sp-elf.h.
17975 (sparc-*-rtems*): Likewise.
17976 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
17977 tm-dwarf2.h, add sparc/sp-elf.h.
17978 (sparc86x-*-elf): Likewise.
17979 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
17980 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
17981 TARGET_OS_CPP_BUILTINS.
17982 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17983 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17985 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
17986 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
17987 (SWITCH_TAKES_ARG): Likewise.
17988 (LOCAL_LABEL_PREFIX): Likewise.
17989 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
17990 (TARGET_N_FORMAT_TYPES): Delete.
17991 (TARGET_FORMAT_TYPES): Likewise.
17992 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
17993 * config/sparc/elf.h: Delete.
17994 * config/sparc/sp-elf.h: New file.
17996 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
17998 * tree-flow-inline.h (phi_arg_from_edge): Remove.
17999 * tree-flow.h: Remove the corresponding prototype.
18000 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
18001 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
18003 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18006 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
18007 for AIX ABI or ELF -fPIC.
18008 (rs6000_emit_load_toc_table): Don't create toc_section here.
18009 (rs6000_xcoff_file_start): Nor here.
18011 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
18013 * sh.c (ra.h): Don't #include.
18014 (hard_regs_intersect_p): New function, resurrected from ra.c.
18016 * sh.c: Fix 1996 Copyright.
18018 2005-01-24 Richard Henderson <rth@redhat.com>
18019 Aldy Hernandez <aldyh@redhat.com>
18021 * regrename.c (note_sets): Handle subregs.
18023 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
18026 * genconditions.c (write_header, write_conditions): Elide file if
18029 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18031 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
18032 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
18035 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18037 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
18038 expand_builtin_printf, expand_builtin_fprintf,
18039 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
18040 checking against POINTER_TYPE.
18041 (validate_arglist): Handle POINTER_TYPE code by checking
18044 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
18046 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
18047 init_rtlanal): New.
18048 (for_each_rtx): Call for_each_rtx_1.
18049 * rtl.h (init_rtlanal): Declare.
18050 * toplev.c (backend_init): Call init_rtlanal.
18052 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18054 * flow.c (propagate_one_insn): Formatting.
18056 PR middle-end/19551
18057 * flow.c (libcall_dead_p): Be more conservative if unsure.
18058 If there are any instructions between insn and call, see if they are
18059 all dead before saying the libcall is dead.
18061 2005-01-24 Uros Bizjak <uros@kss-loka.si>
18063 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
18064 operand constraint for operand 0.
18066 2005-01-23 Richard Henderson <rth@redhat.com>
18069 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
18070 edges leading to join block.
18072 2005-01-23 Roger Sayle <roger@eyesopen.com>
18074 * expmed.c (expand_mult_highpart): Make static. Change type of
18075 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
18076 (expand_divmod): Updates calls to expand_mult_highpart by using
18077 gen_int_mode to pass a CONST_INT rtx.
18078 * rtl.h (expand_mult_highpart): Remove prototype.
18080 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18082 * flow.c (regset_bytes, regset_size): Remove.
18084 * cfganal.c: Fix a reference to Harvey's paper.
18086 2005-01-23 Steven Bosscher <stevenb@suse.de>
18088 PR rtl-optimization/19464
18089 * tree-optimize.c (init_tree_optimization_passes): Add one more
18090 copyrename pass just before out-of-ssa.
18092 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
18095 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
18096 * ggc-none.c (ggc_free): Define.
18098 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18100 * cse.c (max_reg, max_insn_uid): Remove.
18101 (cse_main): Don't access max_reg or max_insn_uid.
18103 * c-common.c (explicit_flag_signed_bitfields,
18104 lang_statement_code_p, lang_expand_function_end): Remove.
18105 * c-common.h: Remove the corresponding declarations.
18106 * c-opts.c (c_common_handle_option): Remove all write access
18107 to explicit_flag_signed_bitfields.
18109 * cgraph.c (cgraph_varpool_n_nodes): Remove.
18110 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
18111 * cgraph.h: Remove the corresponding declaration.
18113 * gcse.c (null_pointer_info): Remove.
18115 2005-01-23 Roger Sayle <roger@eyesopen.com>
18116 Eric Botcazou <ebotcazou@libertysurf.fr>
18118 * combine.c (simplify_logical): Only simplify logical expressions
18119 of the form ior(and(x,y),z) by the inverse distributive law if the
18120 result is cheaper than the original.
18122 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18124 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
18125 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
18126 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
18127 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
18128 config/freebsd-spec.h, config/arm/arm.h,
18129 config/h8300/h8300.md, config/i386/i386.md,
18130 config/i386/predicates.md, config/i386/sse.md,
18131 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
18132 config/vax/vax.md: Fix comment typos. Follow spelling
18135 2005-01-23 Steven Bosscher <stevenb@suse.de>
18137 * gengtype.c (walk_type): Produce `not equal to' compares for loop
18138 tests, instead of `less than'.
18140 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
18142 * function.c (assign_parm_setup_block): When creating a new stack slot
18143 for a parameter, get its alignment from the parameter's DECL_ALIGN
18144 rather than the type's TYPE_ALIGN. Make sure that the parameter
18145 is at least word aligned.
18147 2005-01-22 Roger Sayle <roger@eyesopen.com>
18149 PR middle-end/19378
18150 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
18152 2005-01-22 Richard Henderson <rth@redhat.com>
18155 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
18156 in both compare operands.
18157 (movdfcc_1_sse_max): Likewise.
18158 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
18159 (movdfcc_1_sse): Likewise.
18160 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
18161 scratch register as needed.
18163 2005-01-22 Richard Henderson <rth@redhat.com>
18165 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
18167 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
18169 2005-01-22 Richard Henderson <rth@redhat.com>
18171 * genopinit.c (optabs): Use smin/smax for floating point too.
18172 * doc/md.texi: Update to match. Clarify that floating point
18173 results are undefined for +0/-0 and NaN.
18174 * doc/rtl.texi: Likewise.
18175 * rtl.def (SMIN, SMAX): Likewise
18176 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
18178 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
18179 leading 's' to the name.
18180 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
18181 smaxxf3, sminxf3): Likewise.
18182 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
18185 2005-01-22 Paul Brook <paul@codesourcery.com>
18187 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
18189 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
18191 * config/s390/s390.c (struct processor_costs): New fields
18192 dlgr, dlr, dr, dsgfr, dsgr.
18193 (z900_cost, z990_cost): Values for new fields.
18194 (s390_rtx_costs): New cases MEM und COMPARE in switch
18195 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
18196 DIV, MOD, UDIV, UMOD.
18198 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
18200 * config/s390/s390.md ("doloop_si64"): Reload input value directly
18201 into the register being decremented.
18202 ("doloop_si31", "doloop_di"): Likewise.
18203 ("*doloop_si_long"): Adapt pattern.
18205 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
18207 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
18209 (CLASS_MAX_NREGS): Likewise.
18211 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
18213 * doc/tree-ssa.texi (Statement Operands): Add example for new
18214 must-def macro. Note deprecation of old operands interface.
18216 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
18218 PR tree-optimization/19484
18219 * tree-cfg.c (remove_fallthru_edge): New function.
18220 (cleanup_control_flow): Remove fallthru edges from calls that are
18221 now known not to return.
18223 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
18225 Fix PR tree-optimization/19038
18226 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
18227 copies with loop variant ones.
18229 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
18231 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
18232 config/alpha/alpha-protos.h, config/alpha/alpha.h,
18233 config/alpha/alpha.md, config/alpha/predicates.md,
18234 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
18235 config/sparc/sol2.h: Update copyright.
18237 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
18238 first label to see if it is a nonlocal label.
18240 2005-01-22 David Edelsohn <edelsohn@gnu.org>
18241 Andrew Pinski <pinskia@physics.uc.edu>
18244 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
18245 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
18247 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
18249 * config/rs6000/rtems.h: Update copyright.
18251 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
18254 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
18255 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
18256 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
18258 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
18261 * c-typeck.c (convert_arguments): Check for error_mark_node.
18263 2005-01-21 Ian Lance Taylor <ian@airs.com>
18265 PR tree-optimization/13000
18266 * tree-inline.c: Include "tree-flow.h".
18267 (expand_call_inline): If warn_return_type, warn if non-void inline
18268 function falls through.
18269 * tree-cfg.c (execute_warn_function_return): Don't warn about
18270 control reaching end if TREE_NO_WARNING is set. Set
18272 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
18274 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
18275 branch if we don't need one.
18276 * c-typeck.c: Include "tree-flow.h"
18277 (c_finish_bc_stmt): Don't add a goto if the current statement
18278 list doesn't fall through to the current point.
18280 2005-01-21 Roger Sayle <roger@eyesopen.com>
18282 PR rtl-optimization/576
18283 * real.c (real_arithmetic): Change return type from void to bool
18284 to return an indication that the result may be inexact.
18285 * real.h (real_arithmeric): Update prototype.
18286 * fold-const.c (const_binop): Don't constant fold floating
18287 point expressions when the user specifies -frounding-math and
18288 the result may depend upon the run-time rounding mode.
18289 (fold_convert_const_real_from_real): Clean-up.
18290 (fold_initializer): Ignore flag_rounding_math for initializers.
18291 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
18292 constant fold FP operations with flag_rounding_math if the
18293 result may depend upon the run-time rounding mode.
18295 2005-01-21 Tom Tromey <tromey@redhat.com>
18297 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
18299 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
18301 * tree-cfg.c: Fix comment typos.
18303 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
18305 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
18306 around the call to rest_of_handle_branch_target_load_optimize.
18308 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
18310 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
18311 (sparc64-*-openbsd*): Likewise.
18312 (sparclite-*-elf*): Include tm-dwarf2.h.
18313 (sparc86x-*-elf*): Likewise.
18314 (sparc64-*-elf*): Likewise.
18315 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
18316 (DBX_DEBUGGING_INFO): Likewise.
18317 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
18318 (PREFERRED_DEBUGGING_TYPE): Likewise.
18319 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
18320 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
18321 (PREFERRED_DEBUGGING_TYPE): Likewise.
18322 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
18323 (PREFERRED_DEBUGGING_TYPE): Likewise.
18324 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
18326 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
18329 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
18331 2005-01-20 Paul Brook <paul@codesourcery.com>
18333 * doc/rtl.texi: Document value extension requirements for CONST_INT.
18335 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18337 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
18338 label is first in a sequence of labels.
18340 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
18342 2005-01-20 Janis Johnson <janis187@us.ibm.com>
18343 Giovanni Bajo <giovannibajo@gcc.gnu.org>
18345 * doc/sourcebuild.texi (Test Directives): New.
18347 2005-01-20 Roger Sayle <roger@eyesopen.com>
18349 * real.c (real_floor): Don't leave the result uninitialized when
18350 mode is VOIDMode, but return the unrounded intermediate value.
18351 (real_ceil): Likewise.
18353 2005-01-20 Paul Brook <paul@codesourcery.com>
18355 * config/arm/arm.md (insv): Use gen_int_mode.
18357 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
18359 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
18360 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18361 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18362 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18363 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18365 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
18368 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
18369 fbreg, so we have to assume we can't.
18370 (loc_descriptor_from_tree_1): Ditto.
18371 (containing_function_has_frame_base): New function.
18372 (add_location_or_const_value_attribute): Use it.
18373 Also try to generate a frame_base from a single element location
18376 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18378 PR tree-optimization/15349
18379 * timevar.def (TV_TREE_MERGE_PHI): New.
18380 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
18382 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
18383 calls to tree_forwarder_block_p.
18384 (remove_forwarder_block_with_phi, merge_phi_nodes,
18385 gate_merge_phi, pass_merge_phi): New.
18386 * tree-optimize.c (init_tree_optimization_passes): Add
18388 * tree-pass.h: Add an extern for pass_merge_phi;
18390 2005-01-20 Richard Henderson <rth@redhat.com>
18393 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
18394 (_mm_castps_pd, _mm_castps_si128): New.
18395 (_mm_castsi128_ps, _mm_castsi128_pd): New.
18397 2005-01-20 Richard Henderson <rth@redhat.com>
18400 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
18401 __builtin_ia32_vec_init_v2si.
18402 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
18403 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
18404 (ix86_init_mmx_sse_builtins): Create it.
18405 (ix86_expand_builtin): Expand it.
18406 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
18407 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
18408 (vec_extractv2si_0, vec_extractv2si_1): New.
18410 2005-01-20 Richard Henderson <rth@redhat.com>
18413 * config/i386/i386.c (ix86_expand_push): New.
18414 * config/i386/mmx.md (push<MMXMODE>1): New.
18415 * config/i386/sse.md (push<SSEMODE>1): New.
18416 * config/i386/i386-protos.h: Update.
18418 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18420 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
18423 2005-01-20 Richard Henderson <rth@redhat.com>
18425 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
18426 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
18428 2005-01-19 Richard Henderson <rth@redhat.com>
18431 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
18432 to V4SFmode in SSE1 fallback load path.
18434 2005-01-19 Richard Henderson <rth@redhat.com>
18436 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
18437 in QImode expansion to ix86_expand_vector_set.
18438 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
18440 2005-01-19 Richard Henderson <rth@redhat.com>
18443 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
18444 subclass of the input class.
18445 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
18446 Always true for cross-SSE1 classes. Rationalize conditionals.
18447 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
18448 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
18449 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
18450 (movdi_2): Add MMX/SSE zeros.
18451 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
18452 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
18453 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18454 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
18455 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
18456 (zero_extendsidi2_rex64_1): Remove.
18457 (MOV0 peephole): Check GENERAL_REG_P.
18459 2005-01-19 Richard Henderson <rth@redhat.com>
18462 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
18464 (ix86_expand_vector_extract): Likewise.
18466 2005-01-19 Richard Henderson <rth@redhat.com>
18468 PR middle-end/19304
18469 * expr.c (emit_move_change_mode): New argument force; use
18470 simplify_gen_subreg if true.
18471 (emit_move_via_alt_mode): Merge into ...
18472 (emit_move_via_integer): ... here.
18473 (emit_move_ccmode): Use emit_move_change_mode directly.
18475 2005-01-19 Richard Henderson <rth@redhat.com>
18478 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
18479 (alpha_preferred_reload_class): Handle CONST_VECTOR.
18480 (alpha_emit_set_const_1): Add no_output parameter; don't emit
18482 (alpha_emit_set_const): Likewise. Make static.
18483 (alpha_emit_set_long_const): Make static.
18484 (alpha_extract_integer): Split out from alpha_expand_mov.
18485 (alpha_split_const_mov): Likewise.
18486 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
18487 (alpha_legitimate_constant_p): New.
18488 * config/alpha/alpha-protos.h: Update.
18489 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
18490 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
18491 * config/alpha/alpha.md (movsi): Add n alternative.
18492 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
18493 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
18494 (splitters for all of the above): Use alpha_split_const_mov.
18495 * config/alpha/predicates.md (non_add_const_operand): New.
18496 (non_zero_const_operand): New.
18497 (input_operand): Use alpha_legitimate_constant_p after reload.
18499 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18501 PR tree-optimization/19038
18502 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
18503 (add_candidate): Add ivs with increment in latch only if
18504 allow_ip_end_pos_p is true.
18505 (determine_iv_cost): Use empty_block_p.
18507 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
18509 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
18510 (compute_dominance_frontiers): Ditto.
18512 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
18515 * config/sh/t-rtems: New.
18516 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
18518 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18520 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
18521 the offset of the selected field.
18523 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
18525 * tree-cfg.c (remove_forwarder_block): Fix the check to
18526 prevent a nonlocal label from appearing in the middle of a
18529 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
18531 PR rtl-optimization/19462
18532 * reorg.c (find_end_label): Create return insn only if
18533 current_function_epilogue_delay_list is empty.
18535 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
18537 * doc/passes.texi: Remove paragraph mentioning new-ra.
18539 2005-01-19 Jakub Jelinek <jakub@redhat.com>
18541 PR rtl-optimization/15139
18542 * combine.c: Include params.h.
18543 (count_rtxs): New function.
18544 (record_value_for_reg): If replace_rtx would replace at least
18545 2 occurrences of REG in VALUE and TEM is really large, replace REG with
18546 (clobber (const_int 0)) instead of TEM.
18547 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
18548 * params.h (MAX_LAST_VALUE_RTL): New.
18549 * Makefile.in (combine.o): Depend on $(PARAMS_H).
18550 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
18553 * c-typeck.c (digest_init): Only call build_vector if all constructor
18554 elements are *_CST nodes.
18555 * gimplify.c (gimplify_init_constructor): Likewise.
18557 PR middle-end/19164
18558 * c-typeck.c (digest_init): Only call build_vector if inside_init
18561 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
18563 * toplev.c (init_asm_output): Remove dead #ifdef.
18565 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
18567 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
18569 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18571 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
18572 accessing DECL_FUNCTION_CODE.
18573 * dojump.c (do_jump): Likewise.
18574 * gimplify.c (gimplify_call_expr): Likewise.
18575 * predict.c (expr_expected_value): Likewise.
18576 (strip_builtin_expect): Likewise.
18577 * tree-inline.c (estimate_num_insns_1): Likewise.
18578 * tree-ssa-loop-im.c (stmt_cost): Likewise
18579 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
18580 (tree_expr_nonnegative_p): Likewise.
18582 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18584 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
18585 variant of the load_pcrel_sym pattern.
18586 * config/sparc/sparc.md (P macro): Move to the top.
18587 (load_pcrel_sym): Macroize using P.
18588 (save_register_window): Likewise.
18590 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
18592 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
18593 ("sordered"): Same.
18595 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
18598 * c-typeck.c (build_asm_expr): Strip nops off
18599 input memory operands.
18601 2005-01-18 David Edelsohn <edelsohn@gnu.org>
18603 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
18604 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
18605 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
18606 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
18608 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
18611 * config/i386/i386.c (override_options): If the 80387 is disabled,
18612 then do not return FP values using FP registers.
18614 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
18616 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
18617 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
18618 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
18619 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
18620 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
18621 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
18622 output.h, postreload-gcse.c, postreload.c, recog.c,
18623 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
18624 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
18625 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
18626 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
18627 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
18628 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
18629 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
18630 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
18632 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
18633 config/alpha/alpha.c, config/arm/vfp.md,
18634 config/i386/emmintrin.h, config/i386/i386-modes.def,
18635 config/i386/i386-protos.h, config/i386/i386.h,
18636 config/i386/pmmintrin.h, config/i386/ppro.md,
18637 config/i386/predicates.md, config/i386/xmmintrin.h,
18638 config/i860/i860.c, config/ia64/ia64-modes.def,
18639 config/ia64/ia64-protos.h, config/ia64/ia64.h,
18640 config/ia64/ia64.md, config/ia64/itanium1.md,
18641 config/ia64/itanium2.md, config/ia64/predicates.md,
18642 config/iq2000/iq2000.h, config/mips/linux64.h,
18643 config/rs6000/aix41.h, config/rs6000/aix43.h,
18644 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
18645 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
18646 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
18647 config/sparc/linux64.h, config/sparc/litecoff.h,
18648 config/sparc/sp64-elf.h, config/sparc/sparc.c,
18649 config/sparc/sparc.h, config/sparc/sparc.md,
18650 config/sparc/sysv4-only.h: Update copyright.
18652 2005-01-18 Richard Henderson <rth@redhat.com>
18655 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
18657 2005-01-18 Marc Espie <espie@openbsd.org>
18658 * config/i386/openbsdelf.h: Typo.
18660 2005-01-18 Richard Henderson <rth@redhat.com>
18662 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
18663 special case for sse.
18664 * config/i386/predicates.md (sse_comparison_operator): Likewise.
18666 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
18668 * tree-inline.c (estimate_num_insns_1): Added cases for
18669 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
18671 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18673 PR rtl-optimization/19296
18674 * combine.c (simplify_comparison): Rewrite the condition under
18675 which a non-paradoxical SUBREG of a PLUS can be lifted when
18676 compared against a constant.
18678 2005-01-18 Andi Kleen <ak@muc.de>
18680 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
18681 * c.opt (-Wpointer-sign): Add.
18682 * doc/invoke.texi: (-Wpointer-sign): Add.
18684 2005-01-18 Uros Bizjak <uros@kss-loka.si>
18686 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
18687 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
18688 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
18689 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
18690 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
18691 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
18692 for TARGET_MIX_SSE_I387.
18693 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
18694 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
18695 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
18696 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
18697 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
18698 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
18699 TARGET_MIX_SSE_I387.
18700 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
18703 2005-01-18 Uros Bizjak <uros@kss-loka.si>
18706 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
18707 Add movaps alternative for xmm reg->reg move.
18709 2005-01-17 Jeff Law <law@redhat.com>
18711 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
18712 at the end of the main DOM loop rather than just before DOM exits.
18714 2005-01-17 Diego Novillo <dnovillo@redhat.com>
18716 PR tree-optimization/19121
18717 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
18718 adding aliases to a name tag, also add them to the pointer's
18720 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
18721 sensitive alias info at all. Only check that the two pointers
18722 have compatible pointed-to sets.
18723 * tree-ssa.c (verify_name_tags): Verify that the alias set of
18724 a pointer's type tag is a superset of the alias set of the
18725 pointer's name tag.
18727 2005-01-17 James E Wilson <wilson@specifixinc.com>
18730 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
18731 comment to document why.
18733 2005-01-17 Richard Henderson <rth@redhat.com>
18735 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
18736 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
18737 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
18738 sse2_vmsminv2df3_finite): New.
18739 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
18740 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
18741 Force op1 into register.
18743 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
18745 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
18746 bubblestrap from always rebuilding build directory.
18748 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
18750 * config/s390/s390.md ("*clc"): Remove incorrect '='.
18751 ("*cmpmem_short"): Likewise.
18753 2005-01-17 Steven Bosscher <stevenb@suse.de>
18755 * basic-block.h: Document BB_* flags.
18756 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
18757 use an sbitmap instead.
18758 * sched-rgn.c (compute_trg_info): Likewise.
18760 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
18762 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
18763 redundant target_cpu_default and extra_parts lines. Use the default
18765 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
18766 (SUBTARGET_EXTRA_SPECS): Delete.
18767 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
18768 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
18769 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
18770 and "n32" for -mabi=n32.
18772 2005-01-17 Ian Lance Taylor <ian@airs.com>
18775 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
18776 fold constant variables into initial values.
18778 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
18780 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
18782 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
18783 through the statements backward.
18785 2005-01-17 Ian Lance Taylor <ian@airs.com>
18787 PR middle-end/13127:
18788 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
18789 a variable set to the return value of the inlined function.
18791 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
18793 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
18794 when modes are tieable.
18796 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
18798 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
18799 of pthread_create to find out if threads are enabled.
18800 * gthr-posix95.h (__gthread_active_p): Likewise.
18802 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
18804 * common.opt (-fnew-ra): Remove.
18806 * toplev.h (flag_new_regalloc): Remove.
18807 * Makefile.in (ra*.*): Don't mention.
18808 * passes.c (rest_of_handle_new_regalloc): Remove.
18809 (rest_of_handle_combine, rest_of_compilation): Always consider
18810 flag_new_regalloc as false.
18811 * doc/invoke.texi: Don't document -fnew-ra.
18813 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
18815 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
18816 last parameter to reg_scan.
18817 * loop.c (loop_optimize): Likewise.
18818 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
18819 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
18820 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
18821 rest_of_handle_gcse, rest_of_handle_loop_optimize,
18822 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
18823 * regclass.c (reg_scan): Likewise, for the declaration.
18824 * rtl.h (reg_scan): Likewise, for the prototype.
18826 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
18828 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
18829 mark_dfs_back_edges.
18831 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
18833 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
18834 (compute_avail): Uses don't go in tmp_gen.
18836 2005-01-16 Steven Bosscher <stevenb@suse.de>
18838 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
18839 loop to look for a free slot in a page entry.
18841 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18844 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
18845 * toplev.c (compile_file): Call process_pending_assemble_output_defs
18846 just before targetm.asm_out.file_end.
18847 * tree.h (process_pending_assemble_output_defs): Declare.
18848 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
18850 (assemble_alias): Defer generation of assembly code for defines when
18851 TARGET_DEFERRED_OUTPUT_DEFS is true.
18852 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
18853 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
18854 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
18856 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18859 * pa.c (pa_scalar_mode_supported_p): New function.
18860 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18861 * pa.h (MIN_UNITS_PER_WORD): Add comment.
18863 * pa-protos.h (prefetch_operand): Delete.
18864 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
18865 * pa.c (prefetch_operand): Delete.
18866 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
18867 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
18868 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
18869 and prefetch_nocc_operand.
18870 * pa.md (prefetch): Rework to avoid reload problems handling short
18871 displacements when a cache control completer needs to be provided.
18872 (prefetch_32, prefetch_64): Delete.
18873 (prefetch_cc, prefetch_nocc): New patterns.
18875 2005-01-15 David Edelsohn <edelsohn@gnu.org>
18877 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
18879 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18882 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
18883 exceeds maximum alignment for global common data.
18884 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
18885 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
18887 2004-01-15 Roger Sayle <roger@eyesopen.com>
18889 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
18891 2004-01-15 Roger Sayle <roger@eyesopen.com>
18893 * harg-reg-set.h (reg_class_names): Prototype global array.
18894 * regclass.c (reg_class_names): Declare here and initialize to
18896 (dump_regclass): Remove local declaration of reg_class_names.
18897 (regclass): Likewise.
18898 * cfg.c (dump_flow_info): Likewise.
18899 * ra-debug.c (reg_class_names): Likewise.
18900 * regrename.c (reg_class_names): Likewise.
18901 * reload.c (reg_class_names): Likewise.
18902 * reload1.c (spill_failure): Likewise.
18903 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
18905 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
18907 * config/s390/s390.md ("reload_outti"): Remove predicate for
18908 output operand. Abort if operand is not a MEM.
18909 ("reload_outdi", "reload_outdf"): Likewise.
18911 2005-01-15 Marc Espie <espie@openbsd.org>
18913 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
18914 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
18915 * config/openbsd.h: Fix C++ includes for native configurations.
18916 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
18917 Add trampoline support.
18918 * config/i386/openbsdelf.h: New.
18920 2005-01-15 Marc Espie <espie@openbsd.org>
18922 * collect2.c (main): Explicitly parse -dynamic-linker option.
18924 2005-01-15 Jakub Jelinek <jakub@redhat.com>
18926 PR tree-optimization/19060
18927 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
18928 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
18929 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
18930 and handle extract_range_from_cond returning false.
18931 * fold-const.c (fold): Optimize comparisons with min/max even for
18932 width > HOST_BITS_PER_WIDE_INT.
18934 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
18936 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
18937 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
18938 Remove little endian multilib variants.
18939 Add mips32 multilib variant.
18941 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
18943 * explow.c (copy_all_reg, stabilize): Remove.
18944 * expr.h: Remove the corresponding prototypes.
18946 * rtlanal.c (regs_set_between_p): Remove.
18947 * rtl.h: Remove the corresponding prototype.
18949 2005-01-14 David Edelsohn <edelsohn@gnu.org>
18951 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
18952 to rs6000_nonimmediate_operand.
18953 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
18954 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
18955 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
18956 rs6000_nonimmediate_operand.
18957 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
18958 rs6000_nonimmediate_operand.
18960 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
18962 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
18964 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18966 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
18968 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
18969 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
18971 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
18972 (rs6k_nonimmediate_operand): New.
18973 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
18975 (legitimate_lo_sum_address_p): Same.
18976 (rs6000_legitimize_address): Same.
18977 (rs6000_legitimize_reload_address): Same.
18978 (rs6000_legitimate_address): Same.
18979 (spe_build_register_parallel): Pass DF and DC modes in a DI
18982 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
18983 to rs6k_nonimmediate_operand.
18985 * config/rs6000/spe.md ("*frob_df_di"): New.
18986 ("*frob_di_df"): New.
18987 ("*frob_di_df_2"): New.
18988 ("*mov_sidf_e500_subreg0"): New.
18989 ("*mov_sidf_e500_subreg4"): New.
18990 ("*movdf_e500_double"): Change predicate to
18991 rs6k_nonimmediate_operand.
18993 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18995 * postreload.c (move2add_note_store): Only call
18996 trunc_int_for_mode on scalar integers.
18998 2005-01-14 Steven Bosscher <stevenb@suse.de>
19000 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
19001 replace BB_VISITED uses.
19002 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
19003 (propagate_necessity): Check the bitmap instead of BB_VISITED.
19004 (tree_dce_done): Free visited_control_parents.
19005 (perform_tree_ssa_dce): Allocate and clear it.
19006 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
19007 (compute_antic): Iterate from here using a DFS. Use an sbitmap
19008 instead of BB_VISITED.
19010 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
19012 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
19013 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
19014 Remove unused prototypes.
19016 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19018 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
19019 64-bit register usage.
19020 (spe_func_has_64bit_regs_p): Add FIXME note.
19022 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19024 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
19025 flag_finite_math_only with flag_unsafe_math_optimizations.
19027 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
19029 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
19030 end-of-stack check.
19031 (__tpf_eh_return): Copy TPF private stack area from the module
19032 boundary stack frame. Add check for when module addresses are
19033 equal, but no stub address is found.
19035 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
19038 * arm.h (struct machine_function): Add call_via field.
19039 (thumb_call_via_label): Declare.
19040 * arm.c (thumb_call_via_label): New variable.
19041 (thumb_call_reg_needed): New variable.
19042 (arm_output_function_epilogue): For Thumb code, output any per-function
19043 call-indirect trampolines.
19044 (thumb_call_via_reg): New function.
19045 (arm_file_end): New function.
19046 (TARGET_ASM_FILE_END): Call arm_file_end.
19047 (aof_file_end): Likewise.
19048 * arm-protos.h (thumb_call_via_reg): Declare.
19049 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
19050 thumb_call_via_reg in normal case.
19052 2005-01-14 Jakub Jelinek <jakub@redhat.com>
19054 PR middle-end/19084
19055 PR rtl-optimization/19348
19056 * recog.c (peephole2_optimize): Do global life update if some peephole
19057 decides it doesn't need at least one of its inputs and that change
19058 influences liveness at the start of the basic block.
19060 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
19061 arguments instead of 1.
19063 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
19065 PR middle-end/18820
19066 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
19067 zero for nested functions needing a static chain or functions
19068 with a non-constant address.
19070 2005-01-13 Roger Sayle <roger@eyesopen.com>
19072 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
19073 (and (sign_extend X) C) into (zero_extend (and X C)).
19075 2005-01-13 David O'Brien <obrien@FreeBSD.org>
19077 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
19079 2005-01-13 Richard Henderson <rth@redhat.com>
19084 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
19085 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
19086 not just TARGET_SSE.
19087 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
19088 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
19089 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
19090 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
19091 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
19092 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
19093 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
19094 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
19095 (movdicc_c_rex64): Rename with '*'.
19096 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
19097 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
19098 (movsfcc_1_387): Rename from movsfcc_1.
19099 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
19100 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
19101 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
19102 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
19103 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
19104 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
19105 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
19106 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
19107 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
19108 sse_movdfcc_const0_4): Remove.
19109 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
19110 recognize min/max early. Update for changed sse cmove patterns.
19111 (ix86_split_sse_movcc): New.
19112 * config/i386/i386-protos.h: Update.
19114 2005-01-13 Steven Bosscher <stevenb@suse.de>
19116 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
19117 (fix_stmt_v_may_defs): Likewise.
19119 2005-01-13 Richard Henderson <rth@redhat.com>
19121 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
19122 for converting the mask.
19124 2005-01-13 David Edelsohn <edelsohn@gnu.org>
19126 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
19129 2005-01-13 Richard Henderson <rth@redhat.com>
19131 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
19132 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
19133 IX86_BUILTIN_MOVDQ2Q): Remove.
19134 (IX86_BUILTIN_VEC_EXT_V4SI): New.
19135 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
19136 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
19138 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
19139 (sse2_pextrw): Fix immediate constraint.
19140 (sse2_loadq, sse2_loadq_rex64): Remove.
19141 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
19142 Use __builtin_ia32_vec_ext_<size>.
19143 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
19145 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
19147 * function.c (assign_parm_setup_block): Look inside original
19148 entry_parm when inspecting PARALLEL.
19150 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
19151 Joel Sherrill <joel@oarcorp.com>
19154 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
19155 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
19156 rtems_gxx_recursive_mutex_init.
19157 (__gthread_recursive_mutex_lock): New function.
19158 (__gthread_recursive_mutex_trylock): Likewise.
19159 (__gthread_recursive_mutex_unlock): Likewise.
19161 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
19163 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
19165 2005-01-13 Jan Beulich <jbeulich@novell.com>
19167 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
19168 (ashrti3_internal): Indicate output is early clobber. Generate result
19169 into output rather than first input. Use move for low word of output
19170 if shift count is exactly 64.
19171 (lshrti3_internal): Likewise.
19173 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
19177 * reload1.c (delete_output_reload): Don't delete an output reload
19178 if the pseudo lives longer than a single basic block. Adjust and
19179 improve wording of comment.
19181 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
19184 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
19185 of TYPE_SIZE where we mean the number of bytes.
19187 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
19189 * function.c (assign_parm_setup_block): Relax condition on
19190 multi-register optimization.
19192 2005-01-12 Nick Clifton <nickc@redhat.com>
19194 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
19195 an "in_delay_slot" attribute of "no" to prevent them being used in
19196 delay slots. This is forbidden because they might generate
19199 2005-01-12 Alan Modra <amodra@bigpond.net.au>
19202 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
19203 with r->Y and Y->r.
19205 2005-01-12 Nick Clifton <nickc@redhat.com>
19207 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
19208 passed on to GAS) but do not define, as GAS no longer supports or
19209 needs the -m2000 option.
19211 2005-01-11 Roger Sayle <roger@eyesopen.com>
19213 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
19214 type as args of unprototyped builtins aren't automatically promoted.
19215 (fold_builtin_abs): Likewise.
19217 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19219 * Makefile.in: Set a `build-warn' variable.
19221 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19223 PR tree-optimization/17949
19224 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
19225 (find_interesting_uses_address): Use it.
19227 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
19229 * regrename.c (kill_value): Handle subreg's that won't simplify.
19231 2005-01-11 Richard Henderson <rth@redhat.com>
19234 * config/i386/i386.h (enum ix86_builtins): Move ...
19235 * config/i386/i386.c: ... here.
19236 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
19237 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
19238 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
19239 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
19240 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
19241 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
19242 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
19243 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
19244 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
19245 IX86_BUILTIN_LOADDDUP): Remove.
19246 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
19247 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
19248 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
19249 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
19250 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
19251 (ix86_init_builtins): Make static.
19252 (ix86_init_mmx_sse_builtins): Update for changed builtins.
19253 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
19254 if all the modes match. Otherwise, fake it.
19255 (get_element_number, ix86_expand_vec_init_builtin,
19256 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
19257 (ix86_expand_builtin): Make static. Update for changed builtins.
19258 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
19259 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
19260 (ix86_expand_vector_init_duplicate): New.
19261 (ix86_expand_vector_init_low_nonzero): New.
19262 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
19263 Split out from ix86_expand_vector_init; handle integer modes.
19264 (ix86_expand_vector_init): Use them.
19265 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
19266 * config/i386/i386-protos.h: Update.
19267 * config/i386/predicates.md (reg_or_0_operand): New.
19268 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
19269 (movv2sf_internal): Likewise. And a splitter to match them all.
19270 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
19271 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
19272 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
19273 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
19274 (mmx_pinsrw): Fix operand ordering.
19275 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
19276 rather than sse_loadss expander.
19277 (movv2df splitter): Similarly.
19278 (sse_loadss, sse_loadlss): Remove.
19279 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
19280 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
19281 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
19282 (sse3_movddup): Rename with '*'.
19283 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
19284 (sse2_loadsd): Remove.
19285 (vec_dupv2df_sse3): Rename from sse3_loadddup.
19286 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
19287 (sse2_pinsrw): Fix argument ordering.
19288 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
19289 (sse2_stored): Remove 'r' destination.
19290 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
19291 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
19292 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
19293 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
19294 vec_extractv16qi, vec_initv16qi): New.
19296 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
19297 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
19298 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
19300 (_mm_load_pd, _mm_store_pd): Use plain dereference.
19301 (_mm_load_si128, _mm_store_si128): Likewise.
19302 (_mm_load1_pd): Use _mm_set1_pd.
19303 (_mm_load_sd): Use _mm_set_sd.
19304 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
19305 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
19306 (_mm_set_epi64): Use _mm_set_epi64x.
19307 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
19308 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
19309 _mm_setr_epi8): Use _mm_set_foo form.
19310 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
19311 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
19312 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
19313 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
19314 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
19315 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
19316 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
19317 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
19318 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
19319 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
19320 (_mm_movedup_pd): Use _mm_shuffle_pd.
19321 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
19322 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
19323 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
19324 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
19325 Use _mm_setzero_ps.
19326 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
19327 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
19328 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
19329 (_mm_store_ps): Use raw dereference.
19330 (_mm_store1_ps): Use _mm_storeu_ps.
19331 (_mm_storer_ps): Use _mm_store_ps.
19332 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
19333 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
19335 2005-01-11 Stan Shebs <shebs@apple.com>
19337 * config/rs6000/rs6000.c (machopic_output_stub): Issue
19338 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
19340 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
19343 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
19344 Skip all DECLs except for FIELD_DECLs.
19346 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
19348 * config/s390/s390.c (override_options): Return error if
19349 -mbackchain, -mpacked-stack and -mhard-float are used together.
19350 (s390_va_start): Remove the backchain && packed-stack special case.
19351 (s390_gimplify_va_arg): Likewise.
19352 * doc/invoke.texi: Remove the ABI incompatibility note.
19354 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
19356 * config/s390/s390.c (struct s390_frame_layout): Remove
19358 (s390_frame_info, s390_emit_prologue): Replace occurrences of
19359 save_backchain_p with TARGET_BACKCHAIN.
19361 2005-01-11 Alan Modra <amodra@bigpond.net.au>
19364 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
19365 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
19366 * function.c (locate_and_pad_parm): Set new field.
19367 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
19368 Tweak where_pad test to include "none". Always set mem align for
19370 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
19371 not sufficient for type.
19372 (assign_parm_setup_block): If stack_parm is zero on entry, always
19373 make a new stack local. Block move old stack parm if necessary
19374 to new aligned stack local.
19375 (assign_parm_setup_stack): Use a block move to handle
19376 potentially misaligned entry_parm.
19377 (assign_parms_unsplit_complex): Specify required alignment when
19378 creating stack local.
19379 * calls.c (compute_argument_addresses): Override alignment of stack
19380 arg calculated from its type with the alignment given by
19381 FUNCTION_ARG_BOUNDARY.
19382 (store_one_arg): Likewise.
19384 2005-01-11 Jan Beulich <jbeulich@novell.com>
19386 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
19387 Change respective itanium_class attribute to ialu.
19388 (shladdp4_internal): New.
19389 * config/ia64/predicates.md (shladd_log2_operand): New.
19391 2005-01-11 Richard Henderson <rth@redhat.com>
19393 * expr.c (store_constructor): Use rtvec_alloc instead of
19394 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
19396 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
19398 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
19400 2005-01-11 Alan Modra <amodra@bigpond.net.au>
19402 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
19403 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
19404 (TARGET_RWRELOC): Define.
19405 (ia64_rwreloc_section_type_flags): Delete.
19406 (ia64_section_type_flags): New function.
19407 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
19408 (TARGET_RWRELOC): Define.
19410 2005-01-10 David Mosberger <davidm@hpl.hp.com>
19413 * config/ia64/ia64.c (process_set): For alloc insn, only call
19414 process_epilogue is !frame_pointer_needed.
19416 2005-01-10 Roger Sayle <roger@eyesopen.com>
19419 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
19420 unary operator and can't be treated as a binary/comparison operator.
19422 2005-01-10 Richard Henderson <rth@redhat.com>
19424 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
19425 (ix86_return_in_memory): Likewise.
19426 (function_arg_advance): Likewise. Mirror structure in function_arg
19427 for choosing register to advance.
19429 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
19431 * tree-vectorizer.c, tree.def: Fix comment typos.
19433 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
19435 * config/s390/s390.c (struct processor_costs): 4 new fields:
19436 ddbr, ddr, debr, der.
19437 (s390_rtx_costs): More precise handling of divide instructions.
19439 2005-01-10 David Edelsohn <edelsohn@gnu.org>
19441 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
19443 2005-01-10 Jan Beulich <jbeulich@novell.com>
19445 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
19446 names resulting from -ffunction-sections/-fdata-sections and linkonce
19448 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
19449 based on the section name. Rearrange the section name comparison logic
19450 slightly so that each section name is compared against at most once.
19452 2005-01-10 Ben Elliston <bje@au.ibm.com>
19454 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
19455 targets for which -fPIC reduces limitations on the GOT size.
19457 2005-01-09 Falk Hueffner <falk@debian.org>
19459 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
19462 2005-01-09 David Edelsohn <edelsohn@gnu.org>
19465 * collect2.c (main): Set aixrtl_flag for -brtl option.
19466 (resolve_lib_name): Search for .so file extension before .a
19467 if aixrtl_flag set.
19469 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
19471 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
19472 (vect_analyze_data_refs_alignment): Add dump prints.
19474 2005-01-09 Ira Rosen <irar@il.ibm.com>
19476 * tree-vectorizer.c (vect_analyze_offset_expr): Use
19477 expr_invariant_in_loop_p.
19478 Initialize outputs first thing in the function.
19479 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
19480 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
19481 (vect_analyze_pointer_ref_access): Check that the initial condition of
19482 the access function is loop invariant.
19484 2005-01-09 Richard Henderson <rth@redhat.com>
19486 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
19487 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
19488 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
19489 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
19490 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
19491 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
19492 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
19493 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
19494 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
19495 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
19496 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
19497 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
19498 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
19499 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
19500 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
19501 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
19502 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
19503 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
19504 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
19505 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
19506 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
19507 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
19508 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
19510 (mmx_clrdi, pavgusb): Remove.
19511 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
19512 with leading sse_ prefix.
19513 * config/i386/sse.md: Receive them.
19514 * config/i386/mmx.md: New file.
19515 (MMXMODE12, MMXMODE24, mmxvecsize): New.
19516 (subrv2sf3): Turn into expander for normal subtraction.
19517 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
19518 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
19519 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
19520 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
19521 commutative; use ix86_binary_operator_ok.
19522 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
19523 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
19524 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
19525 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
19526 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
19527 Macroize from existing patterns; use ix86_binary_operator_ok.
19528 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
19529 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
19530 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
19531 with vec_select+vec_concat.
19532 (mmx_pshufw, mmx_pshufw_1): Likewise.
19533 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
19534 (mmx_uavgv4hi3): Model correctly.
19535 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
19536 _mm_xor_si64): Remove casts.
19538 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19540 PR tree-optimization/19224
19541 * tree-scalar-evolution.c (get_instantiated_value,
19542 set_instantiated_value): New functions.
19543 (instantiate_parameters_1): Cache the results.
19544 (instantiate_parameters, resolve_mixers): Initialize and free
19547 2005-01-08 David Edelsohn <edelsohn@gnu.org>
19549 * config/i386/i386.md (addhi_4): Correct reference in comment.
19552 2005-01-08 Richard Henderson <rth@redhat.com>
19554 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
19555 (_mm_cvtsi128_si64x): Likewise.
19556 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
19557 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
19558 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
19559 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
19560 * config/i386/i386-protos.h: Update.
19561 * config/i386/i386.c (print_operand): Add 'H'.
19562 (ix86_fixup_binary_operands): Split out from ...
19563 (ix86_expand_binary_operator): ... here.
19564 (ix86_fixup_binary_operands_no_copy): New.
19565 (ix86_expand_fp_absneg_operator): Handle vector mode results.
19566 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
19567 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
19568 (safe_vector_operand): Use CONST0_RTX.
19569 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
19570 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
19571 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
19572 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
19574 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
19575 (IX86_BUILTIN_CMPNGESS): New.
19576 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
19577 (attr type): Add sselog1.
19578 (attr unit, attr memory): Handle it.
19579 (movti, movti_internal, movti_rex64): Move near other integer moves.
19580 (movtf, movtf_internal): Move near other fp moves.
19581 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
19582 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
19583 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
19584 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
19585 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
19586 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
19587 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
19588 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
19589 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
19590 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
19591 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
19592 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
19593 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
19594 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
19595 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
19596 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
19597 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
19598 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
19599 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
19600 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
19601 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
19602 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
19603 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
19604 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
19605 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
19606 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
19607 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
19608 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
19609 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
19610 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
19611 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
19612 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
19613 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
19614 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
19615 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
19616 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
19617 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
19618 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
19619 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
19620 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
19621 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
19622 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
19623 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
19624 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
19626 (SSEPUSH, push<SSEPUSH>): Remove.
19627 (MMXPUSH, push<MMXPUSH>): Remove.
19628 (sse_movaps, sse_movaps_1, sse_movups): Remove.
19629 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
19630 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
19631 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
19632 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
19633 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
19634 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
19635 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
19636 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
19637 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
19638 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
19639 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
19640 (ppro_sse_log_V4SF): Handle sselog1.
19641 * config/i386/predicates.md (const_0_to_1_operand): New.
19642 (const_0_to_255_mul_8_operand): New.
19643 (const_1_to_31_operand): Rename from const_int_1_31_operand.
19644 (const_2_to_3_operand, const_4_to_7_operand): New.
19645 * config/i386/sse.md: New file.
19646 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
19647 (sse_movups): Rename from sse_movups_1.
19648 (sse_loadlss): Rename from sse_loadss_1.
19649 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
19651 (negv4sf2): Use ix86_expand_fp_absneg_operator.
19652 (absv4sf2, negv2df, absv2df): New.
19653 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
19654 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
19655 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
19656 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
19657 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
19658 (sse3_addsubv4sf3): Model correctly.
19659 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
19660 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
19661 (sse_movhlps): Model with vec_select+vec_concat.
19662 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
19663 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
19664 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
19665 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
19666 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
19667 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
19668 sse2_pshufhw_1): Likewise.
19669 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
19670 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
19671 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
19672 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
19673 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
19674 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
19675 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
19676 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
19677 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
19678 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
19679 sminv8hi3): Mark commutative
19680 operands. Use ix86_binary_operator_ok.
19681 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
19682 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
19683 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
19684 sse2_punpcklqdq): Allow operand2 in memory.
19685 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
19686 sse2_movsd): Add memory alternatives.
19687 (sse_storelps): Turn expander into an insn; split after reload.
19688 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
19689 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
19691 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
19693 * configure.ac (DWARF-2 debug_line): Use objdump.
19694 * configure: Regenerate.
19696 2005-01-08 Jeff Law <law@redhat.com>
19697 Diego Novillo <dnovillo@redhat.com>
19699 PR tree-optimization/18241
19700 * tree-nrv.c (tree_nrv): Ignore volatile return values.
19701 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
19702 statements with volatile operands.
19703 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
19704 operands after marking a statement with has_volatile_ops.
19706 2005-01-08 Roger Sayle <roger@eyesopen.com>
19708 * tree.c (int_fits_type_p): Always honor integer constant
19709 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
19711 2005-01-08 Roger Sayle <roger@eyesopen.com>
19713 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
19714 the latent bug in rtl_delete_block has been resolved.
19716 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
19718 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
19719 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
19721 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
19723 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
19724 library as @multilib_dir@/$(SHLIB_SONAME).
19726 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
19728 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
19729 * configure: Regenerate.
19731 2005-01-07 Jakub Jelinek <jakub@redhat.com>
19733 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
19736 2005-01-07 David Edelsohn <edelsohn@gnu.org>
19739 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
19740 Convert non-word aligned offset address using ld/std into
19743 2005-01-07 Richard Henderson <rth@redhat.com>
19745 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
19747 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
19749 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
19751 2005-01-07 Jakub Jelinek <jakub@redhat.com>
19753 PR tree-optimization/19283
19754 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
19755 is not shorter than the original type.
19757 PR rtl-optimization/19012
19758 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
19760 PR rtl-optimization/18861
19761 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
19762 (FULL_STATE): Define.
19763 (mark_tablejump_edge): New function.
19764 (purge_dead_tablejump_edges): New function.
19765 (find_bb_boundaries): Use it.
19767 PR tree-optimization/18828
19768 * builtins.c (expand_builtin_next_arg): Remove argument and all
19769 the argument checking.
19770 (expand_builtin): Adjust caller.
19771 (expand_builtin_va_start): Likewise. Remove error for too many
19773 (fold_builtin_next_arg): Issue error for too many arguments.
19774 After checking arguments, replace them with magic arguments that
19775 prevent further checking of the args.
19777 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19779 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
19781 2005-01-06 Roger Sayle <roger@eyesopen.com>
19784 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
19785 and %{.S:...} (and their negative variants) to test whether the
19786 input file is assembler or pre-processed-assembler independent of
19787 the actual filename extension.
19789 2005-01-06 Roger Sayle <roger@eyesopen.com>
19791 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
19792 of sign or zero extended values.
19794 2005-01-06 Geoffrey Keating <geoffk@apple.com>
19796 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
19797 for IBM long double format correctly.
19799 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
19801 Fix PR tree-optimization/18792
19803 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
19804 to first_loop_depth, and use loop depth instead of loop number.
19805 (build_classic_dir_vector): Ditto.
19806 (compute_data_dependences_for_loop): Use depth, not loop number.
19807 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
19808 number. Pass in loops, instead of loop numbers.
19809 (gather_interchange_stats): Ditto.
19810 (linear_transform_loops): Ditto.
19812 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
19815 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
19816 biv_fits_mode_p, extension_within_bounds_p): New functions.
19817 (check_ext_dependent_givs): Use them.
19819 2005-01-06 Roger Sayle <roger@eyesopen.com>
19821 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
19822 more than one barrier, in which case we should delete them all.
19824 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
19826 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
19828 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
19830 Fix PR middle-end/19286
19832 * dwarf2out.c (gen_subprogram_die): If we've already tried to
19833 output this subprogram, simply ignore this attempt to do it again.
19834 (add_abstract_origin_attribute): Don't abort trying to add the abstract
19835 origin attribute if it's not possible.
19836 (gen_block_die): Don't ignore subblocks of "unused" blocks.
19837 (decls_for_scope): Ditto.
19838 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
19839 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
19841 2005-01-05 Richard Henderson <rth@redhat.com>
19844 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
19845 (bdesc_2arg): Use it.
19846 (ix86_expand_binop_builtin): Force operands into registers
19848 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
19849 ix86_expand_sse_compare, ix86_expand_sse_comi,
19850 ix86_expand_builtin): Likewise.
19852 2005-01-05 Richard Henderson <rth@redhat.com>
19854 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
19856 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
19857 (mulv4hi3): Set itanium_class mmmul.
19858 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
19859 (fpack): Rename from fpack_sfsf.
19861 2005-01-05 Richard Henderson <rth@redhat.com>
19864 * reload1.c (do_input_reload): Restrict the optimization deleteing
19865 a previous output reload to RELOAD_FOR_INPUT.
19867 2005-01-05 Steven Bosscher <stevenb@suse.de>
19869 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
19870 comment that we fall through after case.
19871 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
19872 (distribute_links): Likewise.
19873 * cse.c (cse_insn): Likewise.
19874 * cselib.c (cselib_invalidate_mem): Likewise.
19875 * df.c: Update comments at the top of the file.
19876 (read_modify_subreg_p): Update comments here too.
19877 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
19878 * flow.c (mark_set_1): Likewise.
19879 (mark_used_regs): Likewise.
19880 * gcse.c (mems_conflict_for_gcse_p): Likewise.
19881 (canon_list_insert): Likewise.
19882 (mark_set): Likewise.
19883 (try_replace_reg): Likewise.
19884 (store_killed_in_insn): Likewise.
19885 * loop.c (count_one_set): Likewise.
19886 (basic_induction_var): Likewise.
19887 * postreload-gcse.c (find_mem_conflicts): Likewise.
19888 * postreload.c (reload_combine_note_store): Likewise.
19889 (move2add_note_store): Likewise.
19890 * reload.c (find_equiv_reg): Likewise.
19891 (mark_referenced_resources): Likewise.
19892 * rtlanal.c (set_noop_p): Likewise.
19893 (note_stores): Likewise.
19894 (note_uses): Likewise.
19895 * sched-deps.c (sched_analyze_1): Likewise.
19896 * sched-rgn.c (check_live_1): Likewise.
19897 (update_live_1): Likewise.
19898 * config/i860/i860.c: Likewise.
19900 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
19902 (ZERO_EXTRACT): Mention that this one can be an lvalue.
19904 * doc/rtl.texi: Update documentation for bit-fields and SET.
19906 2005-01-05 Roger Sayle <roger@eyesopen.com>
19908 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
19910 2005-01-05 Jan Hubicka <jh@suse.cz>
19911 Richard Henderson <rth@redhat.com>
19914 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
19917 2005-01-05 Richard Henderson <rth@redhat.com>
19920 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
19921 (sse_shufps): Change operand 3 to const_int_operand.
19922 (sse2_storelps): Fix typo in template.
19923 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
19924 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
19925 (ix86_expand_builtin): Likewise.
19927 2005-01-05 Julian Brown <julian@codesourcery.com>
19929 * config/arm/arm.c (arm_return_in_memory): Treat complex types
19930 as aggregates for AAPCS ABIs.
19932 2005-01-05 Stan Shebs <shebs@apple.com>
19934 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
19935 Mach-O getters if ppc64.
19936 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
19938 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
19939 signed four-byte field for global code case.
19940 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
19942 2005-01-05 Roger Sayle <roger@eyesopen.com>
19944 PR middle-end/19100
19945 * c-common.c: Include real.h.
19946 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
19947 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
19948 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
19949 * Makefile.in (c-common.o): Update dependencies.
19951 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19953 * c-parse.in (asm_string): Add trailing semicolon.
19955 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19957 * c-parse.in (asm_string): New. Don't allow wide strings in
19959 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
19960 asm_string instead of STRING.
19962 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19964 * c-typeck.c (constructor_no_implicit): Remove.
19965 (set_designator, process_init_element): Don't check
19966 constructor_no_implicit.
19968 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
19969 Kaz Kojima <kkojima@gcc.gnu.org>
19972 * lcm.c (create_pre_exit): New.
19973 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
19974 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
19976 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
19978 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
19979 -msoft-float in target_float_switch.
19980 * arm.c (arm_override_options): Fix processing of target_float_switch.
19982 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
19984 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
19987 2004-01-05 Uros Bizjak <uros@kss-loka.si>
19989 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
19990 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
19992 2005-01-04 Roger Sayle <roger@eyesopen.com>
19994 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
19995 if deleting the then-block allows the test-block to fallthru to the
19998 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
20001 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
20002 after the full declaration if the are in two different TUs.
20004 2005-01-04 Richard Henderson <rth@redhat.com>
20007 * tree-sra.c (generate_one_element_init): Just
20008 call gimplify_and_add.
20009 (generate_element_init): Record the
20010 new referenced variables and mark them for renaming
20011 and split out to ...
20012 (generate_element_init_1): This.
20013 (scalarize_init): Don't call push_gimplify_context/
20014 pop_gimplify_context.
20016 2005-01-04 Geoffrey Keating <geoffk@apple.com>
20018 * toplev.c (get_src_pwd): Handle failure of getpwd().
20020 2005-01-04 Roger Sayle <roger@eyesopen.com>
20022 * fold-const.c (fold_single_bit_test): Delete unreachable handling
20024 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
20025 all the cases handled by it are inverted by invert_truthvalue.
20027 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20029 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
20030 (save_register_windowsi): Likewise.
20032 2005-01-04 Richard Henderson <rth@redhat.com>
20034 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
20036 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20038 PR middle-end/17767
20039 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
20040 any simplifications of vector mode comparison operators.
20041 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
20043 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
20044 Devang Patel <dpatel@apple.com>
20046 PR tree-optimization/18308
20047 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
20048 the operands before creating a new expression.
20049 * dojump.c (do_jump): Make drop_through_label available
20050 for all cases. Add expansion of COND_EXPR.
20052 2005-01-04 Ira Rosen <irar@il.ibm.com>
20054 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
20055 INTEGER_CST instead of TREE_CONSTANT.
20056 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
20057 instead of TREE_CONSTANT.
20058 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
20059 instead of TREE_CONSTANT.
20061 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20063 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
20065 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20068 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
20069 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
20071 2005-01-03 Richard Henderson <rth@redhat.com>
20073 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
20074 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
20075 fold_convert_const_real_from_real): Split out from ...
20076 (fold_convert_const): ... here.
20078 2005-01-03 Richard Henderson <rth@redhat.com>
20081 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
20082 (mov<MMXMODEI>_internal): Likewise.
20083 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
20084 Add V2SF case; use it for SSE1; don't use TI.
20085 (movdf_integer): Likewise.
20086 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
20088 2005-01-03 Ira Rosen <irar@il.ibm.com>
20090 * tree-vectorizer.c (vect_strip_conversions): New function.
20091 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
20092 check for binary class.
20094 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
20098 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
20100 * gimple-low.c (mark_blocks_with_used_vars): New function.
20101 (mark_blocks_with_used_subblocks): Ditto.
20102 (mark_used_blocks): Ditto.
20103 (pass_mark_used_blocks): New pass.
20104 * tree-inline.c: Include debug.h.
20105 (expand_call_inline): Call outlining_inline_function here.
20106 * tree-optimize.c (init_tree_optimization_passes): Add
20107 pass_mark_used_blocks.
20108 * tree-pass.h (pass_mark_used_blocks): New.
20109 * Makefile.in (tree-inline.o): Add debug.h dependency.
20111 2005-01-03 Geoffrey Keating <geoffk@apple.com>
20113 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
20114 VAR_DECLs to have weak_import attribute.
20116 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
20119 2004-01-03 Steven Bosscher <stevenb@suse.de>
20121 * passes.c (rest_of_compilation): Don't run regmove if only
20122 flag_expensive_optimizations, require flag_regmove instead.
20124 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
20126 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
20128 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
20129 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20130 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
20131 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20133 2005-01-03 Richard Henderson <rth@redhat.com>
20135 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
20136 (ia64_const_ok_for_letter_p): New.
20137 (ia64_const_double_ok_for_letter_p): New.
20138 (ia64_extra_constraint): New.
20139 (ia64_expand_vecint_compare): New.
20140 (ia64_expand_vcondu_v2si): New.
20141 (ia64_expand_vecint_cmov): New.
20142 (ia64_expand_vecint_minmax): New.
20143 (ia64_print_operand): Add 'v'.
20144 (ia64_preferred_reload_class): New.
20145 (ia64_vector_mode_supported_p): New.
20146 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
20147 (PREFERRED_RELOAD_CLASS): Move to function.
20148 (CONST_OK_FOR_LETTER_P): Move to function.
20149 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
20150 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
20151 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
20152 (EXTRA_CONSTRAINT): Move to function.
20153 * config/ia64/ia64.md: Include vect.md.
20154 (itanium_class): Add mmalua.
20156 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
20158 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
20159 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
20161 (const_int_2bit_operand): New.
20162 (fr_reg_or_0_operand): New.
20163 * config/ia64/ia64-modes.def: Add vector modes.
20164 * config/ia64/ia64-protos.h: Update.
20165 * config/ia64/vect.md: New file.
20167 2005-01-03 Richard Henderson <rth@redhat.com>
20169 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
20171 2005-01-03 Uros Bizjak <uros@kss-loka.si>
20174 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
20176 (log1pdf2): Change mode of operands[0,1] to DFmode.
20178 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
20180 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
20181 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
20182 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
20183 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
20184 SPARC_RELAXED_ORDERING.
20186 2005-01-03 Richard Henderson <rth@redhat.com>
20187 Uros Bizjak <uros@kss-loka.si>
20190 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
20191 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
20192 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
20194 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
20195 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
20196 const_pow2_1_to_128_operand): New predicates.
20198 2005-01-02 Greg McGary <greg@mcgary.org>
20200 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
20202 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
20203 object. [ptr_type]: Remove unused variable.
20204 Remember nearest addressable array-element or record-component
20205 when checking bitfield components. Tolerate empty BIND_EXPR.
20207 2005-01-01 Richard Henderson <rth@redhat.com>
20209 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
20210 that don't narrow the value. Fail for other conversions.
20212 2005-01-01 Richard Henderson <rth@redhat.com>
20215 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
20216 * c-lang.c (finish_file): Don't do it here.
20217 * objc/objc-act.c (objc_finish_file): Likewise.
20219 * cgraph.c (decl_assembler_name_equal): New.
20220 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
20221 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
20222 * cgraph.h (struct cgraph_varpool_node): Add next.
20223 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
20224 * varasm.c (assemble_alias): Mark the target as needed.
20226 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
20228 PR middle-end/19221
20229 * function.c (get_arg_pointer_save_area): Use entry_of_function
20230 instead of get_insns.
20232 2005-01-01 Roger Sayle <roger@eyesopen.com>
20233 Andrew Pinski <pinskia@physics.uc.edu>
20234 James E. Wilson <wilson@specifixinc.com>
20236 PR rtl-optimization/12092
20237 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
20240 2005-01-01 Roger Sayle <roger@eyesopen.com>
20241 Olivier Hainque <hainque@act-europe.fr>
20243 * tree.c (int_fits_type_p): A narrower type always fits in a
20244 wider one, except for negative values into unsigned types.
20246 2005-01-01 Roger Sayle <roger@eyesopen.com>
20248 * tree.c (int_fits_type_p): Compare the result of force_fit_type
20249 with the original constant rather than require TREE_OVERFLOW.
20251 2005-01-01 Steven Bosscher <stevenb@suse.de>
20253 PR middle-end/17544
20254 * c-decl.c (finish_function): If compiling C99, annotate the
20255 compiler generated return with the current file name and line 0.
20256 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
20257 the source line is greater than 0.
20258 (remove_bb): Likewise.